CN108768188B - Intelligent marine voltage-stabilized source - Google Patents

Intelligent marine voltage-stabilized source Download PDF

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Publication number
CN108768188B
CN108768188B CN201810851535.8A CN201810851535A CN108768188B CN 108768188 B CN108768188 B CN 108768188B CN 201810851535 A CN201810851535 A CN 201810851535A CN 108768188 B CN108768188 B CN 108768188B
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resistor
capacitor
thirty
pin
twenty
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CN108768188A (en
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侯乔木
乐瑜
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Ningbo Tongdao Electronics Co ltd
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Ningbo Tongdao Electronics Co ltd
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • External Artificial Organs (AREA)

Abstract

The invention discloses an intelligent marine voltage-stabilizing power supply, which comprises an input module, a voltage-reducing and stabilizing module, an output module, a voltage-increasing and stabilizing module and an under-voltage detection module, wherein the output end of the input module is respectively connected with the input end of the voltage-reducing and stabilizing module, the input end of the voltage-increasing and stabilizing module and the first input end of the under-voltage detection module, the output end of the voltage-reducing and stabilizing module and the first output end of the voltage-increasing and stabilizing module are both connected with the input end of the output module, the output end of the output module is connected with the second input end of the under-voltage detection module, and the output end of the under-voltage detection module is connected with the enabling end of the voltage-increasing and stabilizing module; the voltage-stabilizing and voltage-stabilizing device has the advantages that the voltage-stabilizing and voltage-stabilizing module outputs stable direct current voltage to normally supply power to marine equipment in a non-undervoltage state, the voltage-stabilizing and voltage-stabilizing module outputs stable direct current voltage to normally supply power to the marine equipment in an undervoltage state, and the voltage-stabilizing and voltage-stabilizing device outputs stable on the basis of low price.

Description

Intelligent marine voltage-stabilized source
Technical Field
The invention relates to a stabilized power supply, in particular to an intelligent marine stabilized power supply.
Background
The ship power comes from a ship generator, and alternating current generated by the ship generator is converted into direct current voltage by a ship stabilized power supply and then is used by ship-mounted electronic equipment (such as radar, sea chart machines, compass, GPS equipment and the like).
The marine voltage-stabilized power supply in the current market has various products, and the most widely used current products are mainly a precise power supply with the model NBD-2150 manufactured by foreign J company and a linear voltage-stabilized power supply with the model QJ1824 manufactured by domestic Q company. The NBD-2150 type precise power supply has excellent performance, stable output, small ripple wave and complete protection measures, but the NBD-2150 type precise power supply has high price, and most domestic and commercial ships cannot bear the cost when each power supply reaches more than 8000 yuan in the market. The QJ1824 linear voltage-stabilized power supply has low price, about hundreds of yuan, and extremely large use amount in the domestic shipbuilding industry, but is designed based on the principle of voltage reduction, voltage stabilization and output, and mainly comprises an input module with voltage transformation and rectification functions, a voltage reduction and voltage stabilization module and an output module for outputting direct-current voltage, and the structure diagram is shown in figure 1. The QJ1824 linear voltage-stabilized power supply is used for converting alternating current generated by the marine generator into direct current for output in a step-down mode, when the marine generator works abnormally to generate under-voltage, the voltage-stabilized power supply is unstable in output and cannot reach rated output voltage, and therefore part of shipborne electronic equipment cannot work under normal voltage, and potential safety hazards exist.
Disclosure of Invention
The invention aims to solve the technical problem of providing an intelligent marine voltage-stabilized power supply with stable output on the basis of low price.
The technical scheme adopted for solving the technical problems is as follows: the intelligent marine voltage-stabilizing power supply comprises an input module with voltage transformation and rectification functions, a voltage-reducing voltage-stabilizing module and an output module for outputting direct-current voltage, wherein the input module is provided with a live wire input end, a zero wire input end and an output end, the voltage-reducing voltage-stabilizing module is provided with an input end, an output end and an enabling end, the output module is provided with an input end and an output end, the live wire input end of the input module is used for being connected with the live wire output end of an alternating-current generator, the zero wire input end of the input module is used for being connected with the zero wire output end of the alternating-current generator, the intelligent marine voltage-stabilizing power supply further comprises a voltage-boosting voltage-stabilizing module and an undervoltage detection module for detecting whether the intelligent marine voltage-stabilizing power supply is in an undervoltage state, the step-up voltage stabilizing module is provided with an input end, an enabling end used for being connected with an enabling signal for controlling the operation or the standby of the step-up voltage stabilizing module, a first output end used for outputting a direct-current voltage stabilizing voltage and a second output end used for outputting a control signal for controlling the step-down voltage stabilizing module to enter a standby state, the step-up voltage stabilizing module is provided with a first input end, a second input end and an output end used for outputting an enabling signal for controlling the step-up voltage stabilizing module to stand by or operate, the output end of the input module is respectively connected with the input end of the step-down voltage stabilizing module, the input end of the step-up voltage stabilizing module and the first input end of the step-up voltage stabilizing module, the output end of the step-up voltage stabilizing module and the first output end of the step-up voltage stabilizing module are connected with the input end of the output module, the output end of the step-up voltage stabilizing module and the second input end of the step-down voltage detecting module are connected, the output end of the undervoltage detection module is connected with the enabling end of the voltage boosting and stabilizing module, the second output end of the voltage boosting and stabilizing module is connected with the enabling end of the voltage reducing and stabilizing module, when the undervoltage detection module detects the undervoltage state, the output end of the undervoltage detection module outputs an enabling signal for controlling the voltage boosting and stabilizing module to work, the voltage boosting and stabilizing module enters a working state, meanwhile, the second output end of the voltage boosting and stabilizing module outputs an enabling signal for controlling the voltage reducing and stabilizing module to stand by, the voltage reducing and stabilizing module enters a standby state, otherwise, the voltage boosting and stabilizing module enters a standby state, and the voltage reducing and stabilizing module enters the working state.
The undervoltage detection module comprises a first voltage stabilizing chip, a first comparator, a second comparator, a third comparator, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor, a thirteenth resistor, a fourteenth resistor, a fifteenth resistor, a sixteenth resistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a ninth capacitor, a tenth capacitor, a first diode, a first NMOS tube, a second NMOS tube and a third NMOS tube, wherein the first comparator, the second comparator and the third comparator are respectively provided with a positive input end, an inverted input end and an output end; one end of the first resistor, one end of the fourth resistor, one end of the third capacitor, one end of the fourth capacitor and a first input end of the undervoltage detection module are connected with a first pin 1 of the first voltage stabilizing chip, the other end of the first resistor and a negative electrode of the first diode are connected, one end of the second resistor is connected with one end of the first capacitor, one end of the second resistor, one end of the second capacitor is connected with a positive input end of the first comparator, the other end of the first capacitor, the other end of the second capacitor and the positive electrode of the first diode are connected and the connection end of the second capacitor is grounded, an inverting input end of the first comparator is connected with one end of the third resistor, the other end of the first comparator, an output end of the first comparator and a negative electrode of the second resistor are connected with one end of the first capacitor, one end of the second resistor is connected with the other end of the fourth resistor, one end of the fourth resistor is connected with a positive input end of the fourth resistor, the inverting input end of the fourth resistor is connected with a seventh input end of the fourth resistor, the inverting input end of the fourth resistor is connected with the inverting input end of the fourth resistor is grounded, the other end of the seventh resistor and the other end of the ninth resistor are grounded, the other end of the third resistor, the other end of the fourth resistor, the other end of the fifth resistor, the other end of the eighth resistor and the 2 nd pin of the first voltage stabilizing chip are grounded, the 3 rd pin of the first voltage stabilizing chip, the other end of the fifth resistor, the other end of the eighth resistor, one end of the thirteenth resistor, one end of the fourteenth resistor and one end of the sixteenth resistor are connected, the other end of the tenth resistor, the other end of the ninth resistor, the output end of the second comparator, one end of the eleventh resistor and the grid electrode of the first NMOS tube are connected, the other end of the eleventh resistor and the source electrode of the first NMOS tube are grounded, the drain electrode of the first NMOS tube, the other end of the thirteenth resistor, the other end of the fourteenth resistor, the drain electrode of the second NMOS tube, one end of the fifteenth resistor and the gate electrode of the third NMOS tube are connected, the output end of the third comparator, one end of the twelfth resistor and the gate electrode of the second NMOS tube are connected, the other end of the twelfth resistor and the source electrode of the second NMOS tube are grounded, the other end of the fifteenth resistor and the source electrode of the third NMOS tube are grounded, the drain electrode of the third NMOS tube and the other end of the sixteenth resistor are connected, and the connecting end of the drain electrode of the third NMOS tube and the other end of the sixteenth resistor are the output end of the undervoltage detection module. In the structure, a voltage follower is formed by a first voltage stabilizing chip and a first diode (voltage stabilizing diode), stable direct current reference voltage is generated, the output voltage of an input module and the output voltage of an output module are compared with the direct current reference voltage after proportional operation, a second comparator is used as a hysteresis comparison circuit to increase the low-pass filter of an overall circuit and inhibit the unstable voltage output by an alternating current generator to cause the fluctuation problem, a first NMOS tube, a second NMOS tube and a third NMOS tube form one or logic circuits, the output of the second comparator controls the on or off of the first NMOS tube, the output of the third comparator controls the on or off of the second NMOS tube, and only when the output voltage of the input module and the output voltage of the output module are higher than the direct current reference voltage generated inside an undervoltage detection circuit, the output end of the undervoltage detection circuit outputs a logic 0 signal to control the voltage-boosting voltage-stabilizing module to enter a standby state, so that the voltage-boosting voltage-stabilizing module works normally, otherwise, the output end of the undervoltage detection circuit outputs a logic 1 signal to control the voltage-boosting voltage-stabilizing module to enter a working state, at the moment, the voltage-boosting voltage-stabilizing module generates a control signal to control the voltage-boosting voltage-stabilizing module to enter the standby state, the undervoltage detection circuit adopts a simple comparator and an NMOS tube circuit to form a function of realizing logic comparison and logic output, the response speed is high, the automatic control function of the voltage-boosting voltage-stabilizing circuit is realized only through a hardware circuit without program control, the complexity and the error possibility of program programming are avoided, the reliability is high, and the large-batch production work is convenient.
The input module comprises a fuse, a transformer, a second diode, a third diode, a fourth diode, a fifth diode, a sixth diode, a seventh diode, an eleventh capacitor, a twelfth capacitor and a thirteenth capacitor; one end of the fuse is a live wire input end of the input module, the other end of the fuse is connected with one end of a primary coil of the transformer, the other end of the primary coil of the transformer is a zero line input end of the input module, one end of a secondary coil of the transformer, one end of an eleventh capacitor, an anode of a fourth diode and an anode of a fifth diode are connected, the other end of the secondary coil of the transformer, the other end of the eleventh capacitor, the anode of the sixth diode and the anode of the seventh diode are connected, the anode of the second diode and the anode of the third diode are connected with 24V voltage, the cathode of the second diode, the cathode of the third diode, the cathode of the fourth diode, the cathode of the fifth diode, the cathode of the sixth diode, the anode of the seventh diode, the anode of the fourth diode, the anode of the thirteenth capacitor of the fourth diode, the thirteenth capacitor of the other end of the thirteenth capacitor of the fourth diode, and the thirteenth capacitor of the other end of the fourth diode are connected with the input end of the thirteenth capacitor.
The intelligent marine voltage-stabilizing power supply further comprises a data acquisition display module, the data acquisition display module is provided with a first input end, a second input end, a third input end, a fourth input end and a fifth input end, the voltage-boosting voltage-stabilizing module is further provided with a first current signal output end for outputting a normal-phase current signal and a second current signal output end for outputting an opposite-phase current signal, the voltage-boosting voltage-stabilizing module is further provided with a state signal output end for outputting a working state or a standby state, the first input end of the data acquisition display module is connected with the output end of the input module, the second input end of the data acquisition display module is connected with the first current signal output end of the voltage-boosting voltage-stabilizing module, the third input end of the data acquisition display module is connected with the second current signal output end of the voltage-boosting voltage-stabilizing module, the fourth input end of the data acquisition display module is connected with the state signal output end of the voltage-stabilizing module, and the fifth input end of the data acquisition display module is connected with the output end of the voltage-stabilizing module. In the structure, the output voltage of the input module, the output voltage of the output module, the current signal of the boosting and stabilizing module and the state signal of the step-down and stabilizing module are acquired through the data acquisition and display module, so that the conclusion of whether the intelligent marine stabilized power supply is in an under-voltage state or not is obtained, the display screen is used for displaying, and the under-voltage state of the intelligent marine stabilized power supply can be intuitively acquired by a worker, so that the intelligent marine stabilized power supply is more convenient to use.
The boost voltage stabilizing module comprises a boost chip, a first inductor, a fourth NMOS tube, a fifth NMOS tube, a seventeenth resistor, an eighteenth resistor, a nineteenth resistor, a twenty-fifth resistor, a twenty-first resistor, a twenty-second resistor, a twenty-third resistor, a twenty-fourth resistor, a twenty-fifth resistor, a twenty-sixth resistor, a twenty-seventh resistor, a twenty-eighth resistor, a twenty-ninth resistor, a thirty-first resistor, a thirty-second resistor, a fourteenth capacitor, a fifteenth capacitor, a sixteenth capacitor, a seventeenth capacitor, an eighteenth capacitor, a nineteenth capacitor, a twenty-eighth capacitor, a twenty-first capacitor, a twenty-second capacitor, a twenty-third capacitor, a twenty-fourth capacitor, a twenty-fifth capacitor, a twenty-sixth capacitor, a twenty-seventh capacitor, an eighth capacitor, a twenty-ninth capacitor and an eighth diode, wherein the model number of the boost voltage stabilizing module is TPS 43060; one end of the seventeenth resistor, one end of the sixteenth capacitor, one end of the eighteenth capacitor, one end of the nineteenth capacitor, one end of the twenty first capacitor, one end of the twenty second resistor, one end of the twenty third resistor, one end of the twenty fifth resistor, one end of the twenty sixth resistor, one end of the twenty second capacitor and the 7 th pin of the boost chip are connected and the connection end is the input end of the boost voltage stabilizing module, the other end of the sixteenth capacitor, the other end of the eighteenth capacitor, the other end of the nineteenth capacitor, the other end of the twenty first capacitor and the other end of the twenty second capacitor are all grounded, the other end of the twenty-second resistor is the first current signal output end of the voltage boosting and stabilizing module, the other end of the twenty-fifth resistor, the other end of the twenty-sixth resistor, one end of the twenty-eighth resistor, one end of the twenty-ninth resistor and one end of the first inductor are connected, the other end of the twenty-eighth resistor is the second current signal output end of the voltage boosting and stabilizing module, the other end of the twenty-third resistor, one end of the twenty-first capacitor and the 6 th pin of the voltage boosting chip are connected, the other end of the twenty-ninth resistor, the other end of the twenty-first resistor, the other end of the twenty-eighth capacitor and the 5 th pin of the voltage boosting chip are connected, the other end of the seventeenth resistor, one end of the eighteenth resistor is connected with the 15 th pin of the boost chip, the connection end of the eighteenth resistor is an enabling end of the boost voltage stabilizing module, the other end of the eighteenth resistor, one end of the twenty-fifth resistor, the 16 th pin of the boost chip and the 17 th pin of the boost chip are connected with the connection end of the twenty-fifth resistor and grounded, the 1 st pin of the boost chip is connected with the other end of the twenty-fifth resistor, the 2 nd pin of the boost chip is connected with one end of the fourteenth resistor, one end of the 3 rd pin of the boost chip, one end of the fifteenth resistor is connected with one end of the nineteenth resistor, the other end of the fourteenth resistor, the other end of the fifteenth capacitor and the other end of the seventeenth capacitor are all grounded, the eighth pin of the boost chip and the gate of the fourth NMOS is connected with the gate of the fourth NMOS, the fourth pin of the fourth NMOS is connected with the source of the fourth NMOS, the eighth pin of the eighth resistor, the one end of the eighth pin of the eighth resistor is connected with the other end of the twenty-eighth resistor, the twenty-eighth pin of the twenty-eighth resistor, the twenty-eighth resistor is connected with the other end of the twenty-eighth resistor, the twenty-eighth resistor and the other end of the twenty-eighth resistor is connected with the twenty-eighth resistor, the other end of the twenty-eighth resistor and the twenty-eighth resistor is connected with the other end of the twenty-eighth resistor, the eighth resistor and the twenty-eighth resistor is connected with the other end of the eighth resistor, the eighth resistor and the eighth resistor is connected with the eighth resistor and the eighth resistor, the eighth resistor and the eighth resistor is the eighth resistor. The other end of the twenty-fourth resistor is connected with the 14 th pin of the boost chip, the 9 th pin of the boost chip and the other end of the twenty-fourth capacitor are grounded, the drain electrode of the fifth NMOS tube, one end of the twenty-fifth capacitor, one end of the twenty-sixth capacitor, one end of the twenty-seventh capacitor, one end of the twenty-eighth capacitor and one end of the thirty-eighth resistor are connected, the connecting end of the twenty-eighth capacitor is the first output end of the boost voltage stabilizing module, the grid electrode of the fifth NMOS tube is connected with the 13 th pin of the boost chip, one end of the thirty-first resistor and one end of the twenty-ninth capacitor are connected, the other end of the thirty-first resistor, one end of the thirty-second resistor and the 4 th pin of the boost chip are connected, and the other end of the thirty-second resistor, the other end of the twenty-fifth capacitor, the twenty-fourth capacitor, the other end of the twenty-eighth capacitor and the twenty-eighth capacitor are all connected with the ground.
The buck voltage stabilizing module comprises a second voltage stabilizing chip with the model number of TL783, a third voltage stabilizing chip with the model number of TL783, a thirty-third resistor, a thirty-fourth resistor, a thirty-fifth resistor, a thirty-sixth resistor, a thirty-seventh resistor, a thirty-eighth resistor, a thirty-ninth resistor, a forty-first resistor, a forty-second resistor, a forty-third resistor, a forty-fourth resistor, a forty-fifth resistor, a forty-sixth resistor, a forty-seventh resistor, a forty-eighth resistor, a forty-ninth resistor, a fifty-fifth resistor, a fifty-first resistor, a fifty-second resistor, a fifty-third resistor, a fifty-fourth resistor, a fifty-fifth resistor, a fifty-sixth resistor, a thermistor, a fan, a ninth diode, a twelfth diode, an eleventh diode, a twelfth diode, a thirty-third capacitor, a thirty-first capacitor, a sixth NMOS transistor, a seventh NMOS transistor, a first triode, a second triode, a third triode, a fourth triode, a forty-triode, a seventy-triode, a fifth triode, a triode and a seventy-triode; the thirty-seventh resistor and the fortieth resistor are both slide varistors; one end of the thirty-third resistor is connected with the grid electrode of the sixth NMOS tube, the connection end of the thirty-third resistor is the enabling end of the buck voltage stabilizing module, the other end of the thirty-third resistor, one end of the thirty-fifth resistor, one end of the thirty-sixth resistor and the drain electrode of the sixth NMOS tube are connected, the other end of the thirty-fifth resistor, the base electrode of the first triode and one end of the thirty-fourth resistor are connected, the other end of the thirty-fourth resistor, one end of the fifty-second resistor, the emitter electrode of the first triode, the emitter electrode of the second triode, the collector electrode of the third triode, the collector electrode of the fourth triode and the collector electrode of the fifth triode are connected, and the connection end of the thirty-fifth resistor is the input end of the buck voltage stabilizing module, the other end of the thirty-sixth resistor, the collector of the first triode and the base of the second triode are connected, the collector of the second triode, one end of the thirty-ninth resistor, the base of the third triode, the base of the fourth triode and the base of the fifth triode are connected, the emitter of the third triode is connected with one end of the fortieth resistor, the emitter of the fourth triode is connected with one end of the fortieth resistor, the emitter of the fifth triode is connected with one end of the fortieth resistor, the other end of the thirty-ninth resistor, the other end of the fortieth resistor, one end of the fortieth resistor, the other end of the fortieth resistor, the emitter of the sixth triode, the emitter of the seventh triode, the collector of the eighth triode, the collector of the ninth triode, the collector of the thirteenth diode and the 2 nd pin of the second voltage stabilizing chip are connected, the 1 st pin of the second voltage stabilizing chip, the other end of the thirty-eighth resistor, one end of the thirty-seventh resistor, the sliding end of the thirty-seventh resistor, one end of the fifty-seventh resistor and the grid electrode of the seventh NMOS tube are connected, the other end of the thirty-seventh resistor is grounded, the drain electrode of the seventh NMOS tube, the other end of the fifty-second resistor and the negative electrode of the ninth diode are connected, the connecting end of the drain electrode, the other end of the fifty-second resistor, the source electrode of the seventh NMOS tube and the positive electrode of the ninth diode are all grounded, the 3 rd pin of the second voltage stabilizing chip is connected with the source electrode of the sixth NMOS transistor, the other end of the forty-first resistor, one end of the forty-second resistor and the base electrode of the sixth triode are connected, the other end of the forty-second resistor, one end of the forty-third resistor and the 3 rd pin of the third voltage stabilizing chip are connected, the other end of the forty-third resistor, the collector electrode of the sixth triode and the base electrode of the seventh triode are connected, the collector electrode of the seventh triode, the base electrode of the eighth triode, the base electrode of the ninth triode and one end of the thirteenth triode are connected, the emitter electrode of the eighth triode is connected with one end of the forty-ninth resistor, the emitter of the ninth triode is connected with one end of the fifty-first resistor, the emitter of the thirteenth diode is connected with one end of the fifty-third resistor, the 2 nd pin of the third voltage stabilizing chip, one end of the forty-fourth resistor, the other end of the forty-seventh resistor, the other end of the forty-ninth resistor, the other end of the forty-first resistor, the other end of the fifty-third resistor, one end of the fifty-fourth resistor, one end of the thirty-third capacitor, one end of the thirty-first capacitor, the positive electrode of the twelfth diode and the positive electrode of the eleventh diode are connected, the first pin of the third voltage stabilizing chip, one end of the forty-fourth resistor, the sliding end of the forty-fourth resistor and the other end of the forty-fifth resistor are connected, the other end of the forty-fourth resistor, the other end of the thirty-fourth resistor, the other end of the fifty-fourth resistor, the capacitor of the thirty-fourth resistor, the other end of the capacitor and the other end of the forty-fifth resistor are connected with the positive electrode of the eleventh diode, the voltage stabilizing chip, the other end of the forty-second diode and the forty-second diode are connected with the other end of the thirty-fourth resistor; the other end of the fifty-fifth resistor is connected with one end of the thermistor, the other end of the thermistor is connected with one end of the fan, the other end of the fan is grounded, the other end of the fifty-sixth resistor is connected with the positive electrode of the twelfth diode, and the negative electrode of the twelfth diode is grounded.
The data acquisition display module comprises a processor with the model of STM32L151, an operational amplifier with the model of AD621, a keyboard connecting seat with 8 pins, a display screen connecting seat with 16 pins, a thirty-second capacitor, a thirty-third capacitor, a thirty-fourth capacitor, a thirty-fifth capacitor, a thirty-sixth capacitor, a thirty-seventh capacitor, a thirty-eighth capacitor, a thirty-ninth capacitor, a fifty-seventh resistor, a fifty-eighth resistor, a fifty-ninth resistor, a sixty-first resistor, a sixty-second resistor, a sixty-third resistor, a sixty-fourth resistor, a sixty-fifth resistor and a crystal oscillator; one end of the sixteenth resistor is a first input end of the data acquisition display module, the other end of the fifty ninth resistor, one end of the sixteenth resistor and the 13 th pin of the processor are connected, the other end of the sixteenth resistor is grounded, one end of the sixteenth resistor is a fifth input end of the data acquisition display module, the other end of the sixteenth resistor, one end of the sixteenth resistor and the 12 th pin of the processor are connected, the other end of the sixteenth resistor is grounded, one end of the thirty second capacitor, one end of the thirty third capacitor, one end of the thirty seventh capacitor, the 1 st pin of the processor, the 24 th pin of the processor, the 36 th pin of the processor and the 48 th pin of the processor are all connected with 3.3V voltage, the other end of the thirty-second capacitor, the other end of the thirty-third capacitor and the other end of the thirty-seventh capacitor are all grounded, one end of the fifty-seventh resistor is a third input end of the data acquisition display module, one end of the fifty-eighth resistor is a second input end of the data acquisition display module, the other end of the fifty-seventh resistor, one end of the thirty-fourth capacitor, one end of the thirty-fifth capacitor and the 2 nd pin of the operational amplifier are connected, the other end of the thirty-fourth capacitor is grounded, the other end of the thirty-fifth capacitor, the other end of the fifty-eighth resistor, one end of the thirty-sixth capacitor and the 3 rd pin of the operational amplifier are connected, the other end of the thirty-sixth capacitor is grounded, the fourth pin of the operational amplifier and the fifth pin of the operational amplifier are both grounded, the 8 th pin of the operational amplifier is connected with one end of the sixty-third resistor, the 1 st pin of the operational amplifier is connected with the other end of the sixty-third resistor, the 6 th pin of the operational amplifier is connected with the 11 th pin of the processor, the 7 th pin of the operational amplifier is connected with 3.3V voltage, the 23 rd pin of the processor, the 35 th pin of the processor is connected with one end of the sixty-fifth resistor, the other end of the sixty-fifth resistor is grounded, the 14 th pin of the processor is a fourth input end of the data acquisition display module, the other end of the thirty-eighth capacitor of the processor is connected with one end of the crystal oscillator, the other end of the thirty-eighth capacitor is connected with the other end of the crystal oscillator, the other end of the thirty-eighth capacitor is connected with the one end of the thirty-eighth resistor, the thirty-eighth pin of the keyboard is connected with the one end of the thirty-eighth capacitor, the thirty-eighth capacitor is connected with the one end of the thirty-eighth capacitor of the keyboard, the thirty-eighth capacitor is connected with the one end of the keyboard, the thirty-eighth capacitor is connected with the one end of the keyboard, and the keyboard is connected with the other end of the keyboard is connected with the keyboard, and the keyboard is connected with the keyboard is 20. The device comprises a first pin 21 of a processor and a first pin 7 of a keyboard connecting seat, a second pin 22 of the processor and a first pin 11 of the keyboard connecting seat are connected, a first pin 26 of the processor and a first pin 15 of the display screen connecting seat are connected, a first pin 27 of the processor and a first pin 14 of the display screen connecting seat are connected, a first pin 29 of the processor and a first pin 12 of the display screen connecting seat are connected, a first pin 30 of the processor and a first pin 11 of the display screen connecting seat are connected, a first pin 31 of the processor and a first pin 15 of the display screen connecting seat are connected, a first pin 32 of the processor and a first pin 9 of the display screen connecting seat are connected, a first pin 9 of the processor and a first pin 3 of the display screen connecting seat are connected, a first pin 39 of the processor and a first pin 3 of the display screen connecting seat are connected, a first pin 37 of the display screen connecting seat is connected, and a second pin 3 of the display screen connecting seat is connected.
Compared with the prior art, the invention has the advantages that by arranging the voltage boosting and stabilizing module and the undervoltage detection module for detecting whether the intelligent marine voltage stabilizing power supply is in an undervoltage state, the voltage boosting and stabilizing module is provided with an input end, an enabling end for accessing an enabling signal for controlling the intelligent marine voltage stabilizing power supply to work or stand by, a first output end for outputting a direct-current voltage stabilizing voltage and a second output end for outputting a control signal for controlling the voltage boosting and stabilizing module to enter the stand by state, the undervoltage detection module is provided with a first input end, a second input end and an output end for outputting the enabling signal for controlling the voltage boosting and stabilizing module to stand by or work, the output ends of the input module are respectively connected with the input end of the voltage boosting and stabilizing module, the input end of the voltage boosting and stabilizing module and the first output end of the voltage boosting and stabilizing module are connected with the input end of the output module, the output end of the output module is connected with the second input end of the undervoltage detection module, the output end of the undervoltage detection module is connected with the enabling end of the voltage boosting and stabilizing module, the second output end of the voltage boosting and stabilizing module is connected with the enabling end of the voltage reducing and stabilizing module, when the undervoltage detection module detects the undervoltage state, the output end of the undervoltage detection module outputs the enabling signal for controlling the voltage boosting and stabilizing module to work, the voltage boosting and stabilizing module enters the working state, meanwhile, the second output end of the voltage boosting and stabilizing module outputs the enabling signal for controlling the voltage reducing and stabilizing module to stand by, the voltage boosting and stabilizing module enters the standby state, otherwise, the voltage boosting and stabilizing module enters the working state, therefore, when the intelligent marine voltage stabilizing power supply of the invention is in the non-undervoltage state, the voltage boosting and stabilizing module is in the standby state, the voltage boosting and stabilizing module works normally, the output stable direct current stabilized voltage carries out normal power supply to marine equipment, and when under-voltage state, step-down voltage stabilizing module is in standby state, and step-up voltage stabilizing module normally works, and the output stable direct current stabilized voltage carries out normal power supply to marine equipment, on the basis that has low price, the output is stable.
Drawings
FIG. 1 is a block diagram of a conventional intelligent marine regulated power supply;
FIG. 2 is a block diagram of a first embodiment of the intelligent marine regulated power supply of the present invention;
FIG. 3 is a block diagram of a second embodiment of the intelligent marine regulated power supply of the present invention;
FIG. 4 is a circuit diagram of an undervoltage detection module of the intelligent marine regulated power supply of the invention;
FIG. 5 is a circuit diagram of an input module of the intelligent marine regulated power supply of the present invention;
FIG. 6 is a circuit diagram of a fast voltage boosting and stabilizing film of the intelligent marine voltage stabilizing power supply of the invention;
FIG. 7 is a circuit diagram of a buck regulator module of the intelligent marine regulated power supply of the present invention;
fig. 8 is a circuit diagram of a data acquisition display module of the intelligent marine regulated power supply of the invention.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
Embodiment one: as shown in fig. 2, the intelligent marine voltage-stabilizing power supply comprises an input module with voltage transformation and rectification functions, a voltage-reducing voltage-stabilizing module and an output module for outputting direct-current voltage, wherein the input module is provided with a live wire input end, a zero wire input end and an output end, the voltage-reducing voltage-stabilizing module is provided with an input end, an output end and an enabling end, the output module is provided with an input end and an output end, the live wire input end of the input module is used for being connected with a live wire output end of an alternating-current generator, the zero wire input end of the input module is used for being connected with the zero wire output end of the alternating-current generator, the intelligent marine voltage-stabilizing power supply further comprises a voltage-boosting voltage-stabilizing module and an undervoltage detection module for detecting whether the intelligent marine voltage-stabilizing power supply is in an undervoltage state, the voltage-boosting voltage-stabilizing module is provided with an input end, an enabling end for being connected with an enabling signal for controlling the operation or standby of the intelligent marine voltage-stabilizing module, a first output end for outputting the direct-current voltage-stabilizing voltage and a second output end for outputting a control signal controlling the voltage-stabilizing module to enter into the standby state, the undervoltage detection module is provided with a first input end, a second input end and an output end for outputting an enabling signal for controlling the voltage boosting and stabilizing module to stand by or work, the output end of the input module is respectively connected with the input end of the voltage boosting and stabilizing module, the input end of the voltage boosting and stabilizing module and the first input end of the undervoltage detection module, the output end of the voltage boosting and stabilizing module and the first output end of the voltage boosting and stabilizing module are both connected with the input end of the output module, the output end of the output module is connected with the second input end of the undervoltage detection module, the output end of the voltage boosting and stabilizing module is connected with the enabling end of the voltage boosting and stabilizing module, when the undervoltage detection module detects the undervoltage state, the output end of the undervoltage detection module outputs an enabling signal for controlling the voltage boosting and stabilizing module to work, the voltage boosting and stabilizing module enters a working state, meanwhile, the second output end of the voltage boosting and stabilizing module outputs an enabling signal for controlling the voltage reducing and stabilizing module to stand by, the voltage reducing and stabilizing module enters a stand-by state, and otherwise, the voltage boosting and stabilizing module enters the stand-by state, and the voltage reducing and stabilizing module enters the working state.
As shown in fig. 4, the undervoltage detection module includes a first voltage stabilizing chip VR1, a first comparator U1, a second comparator U2, a third comparator U3, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a seventh resistor R7, an eighth resistor R8, a ninth resistor R9, a tenth resistor R10, an eleventh resistor R11, a twelfth resistor R12, a thirteenth resistor R13, a fourteenth resistor R14, a fifteenth resistor R15, a sixteenth resistor R16, a first capacitor C1, a second capacitor C2, a third capacitor C3, a fourth capacitor C4, a fifth capacitor C5, a sixth capacitor C6, a seventh capacitor C7, an eighth capacitor C8, a ninth capacitor C9, a tenth capacitor C10, a first diode D1, a first NMOS transistor N1, a second NMOS transistor N2, and a third NMOS transistor N3, wherein the first comparator U1, the second comparator U2 and the third comparator U3 have inverting input and output terminals, respectively; one end of a first resistor R1, one end of a fourth resistor R4, one end of a third capacitor C3, one end of the fourth capacitor C4 and the 1 st pin of the first voltage stabilizing chip VR1 are connected, the connecting end of the first resistor R1 is a first input end of the undervoltage detection module, the other end of the first resistor R1 is connected with the negative electrode of the first diode D1, one end of a second resistor R2 is connected with one end of the first capacitor C1, the other end of the second resistor R2, one end of the second capacitor C2 and the positive input end of the first comparator U1 are connected, the other end of the first capacitor C1, the other end of the second capacitor C2 and the positive electrode of the first diode D1 are grounded, the inverting input end of the first comparator U1 is connected with one end of the third resistor R3, the other end of the third resistor R3, the output end of the first comparator U1, one end of the sixth resistor R6 and one end of the sixth capacitor C6 are connected, the other end of the sixth resistor R6, one end of the tenth resistor C10, one end of the ninth resistor R9, the other end of the sixth resistor C6, the normal phase input end of the second comparator U2 and the normal phase input end of the third comparator U3 are connected, the reverse phase input end of the second comparator U2, the other end of the fourth resistor R4, one end of the seventh capacitor C7 and one end of the eighth resistor R8 are connected, the other end of the seventh capacitor C7 and the other end of the eighth resistor R8 are grounded, the reverse phase input end of the third comparator U3, one end of the fifth resistor R5, one end of the seventh resistor R7 and one end of the ninth capacitor C9 are connected, the other end of the fifth resistor R5 is the second input end of the undervoltage detection module, the other end of the seventh resistor R7 and the other end of the ninth capacitor C9 are grounded, the other end of the third capacitor C3, the other end of the fourth capacitor C4, the other end of the fifth capacitor C5, the other end of the eighth capacitor C8 and the foot 2 of the first voltage stabilizing chip VR1 are grounded, the other end of the third pin 3 of the first voltage stabilizing chip VR1, the other end of the fifth capacitor C5, the other end of the eighth capacitor C8, one end of the thirteenth resistor R13, one end of the fourteenth resistor R14 and one end of the sixteenth resistor R16 are connected, the other end of the tenth capacitor C10 is connected to one end of the tenth resistor R10, the other end of the ninth resistor R9, the output end of the second comparator U2, one end of the eleventh resistor R11 and the gate of the first NMOS transistor N1 are connected to ground, the other end of the eleventh resistor R11 and the source of the first NMOS transistor N1 are grounded, the drain of the first NMOS transistor N1, the other end of the thirteenth resistor R13, the other end of the fourteenth resistor R14, the drain of the second NMOS transistor N2, one end of the fifteenth resistor R15 and the gate of the third NMOS transistor N3 are connected, the other end of the twelfth resistor R12 and the gate of the second NMOS transistor N2 are connected to the output end of the drain of the third NMOS transistor N3, and the drain of the fifteenth resistor R15 is connected to the drain of the third NMOS transistor N3 is grounded.
As shown in fig. 5, the input module includes a fuse F1, a transformer T1, a second diode D2, a third diode D3, a fourth diode D4, a fifth diode D5, a sixth diode D6, a seventh diode D7, an eleventh capacitor C11, a twelfth capacitor C12, and a thirteenth capacitor C13; one end of the fuse F1 is a live wire input end of the input module, the other end of the fuse F1 is connected with one end of a primary coil of the transformer T1, the other end of the primary coil of the transformer T1 is a zero line input end of the input module, one end of a secondary coil of the transformer T1, one end of an eleventh capacitor C11, the positive electrode of a fourth diode D4 and the positive electrode of a fifth diode D5 are connected, the other end of the secondary coil of the transformer T1, the other end of the eleventh capacitor C11, the positive electrode of a sixth diode D6 and the positive electrode of a seventh diode D7 are connected, the positive electrode of a second diode D2 and the positive electrode of a third diode D3 are connected with 24V voltage, the negative electrode of the second diode D2, the negative electrode of the third diode D3, the negative electrode of a fourth diode D4, the negative electrode of the fifth diode D5, the negative electrode of the sixth diode D6, the negative electrode of the seventh diode D7, one end of a twelfth capacitor C12 and one end of a thirteenth capacitor C13 are connected, and the connection ends are the output ends of the twelfth capacitor C12 and the thirteenth capacitor C13 are connected with the ground.
Embodiment two: this embodiment is substantially the same as embodiment one, except that: the intelligent marine voltage-stabilizing power supply further comprises a data acquisition display module, the data acquisition display module is provided with a first input end, a second input end, a third input end, a fourth input end and a fifth input end, the voltage-boosting voltage-stabilizing module is further provided with a first current signal output end for outputting normal-phase current signals and a second current signal output end for outputting reverse-phase current signals, the voltage-reducing voltage-stabilizing module is further provided with a state signal output end for outputting working states or standby states, the first input end of the data acquisition display module is connected with the output end of the input module, the second input end of the data acquisition display module is connected with the first current signal output end of the voltage-boosting voltage-stabilizing module, the third input end of the data acquisition display module is connected with the second current signal output end of the voltage-boosting voltage-stabilizing module, and the fourth input end of the data acquisition display module is connected with the state signal output end of the voltage-reducing voltage-stabilizing module, and the fifth input end of the data acquisition display module is connected with the output end of the output module.
As shown in fig. 6, the boost voltage stabilizing module includes a boost chip U4, a first inductor, a fourth NMOS transistor N4, a fifth NMOS transistor N5, a seventeenth resistor R17, an eighteenth resistor R18, a nineteenth resistor R19, a twenty-first resistor R20, a twenty-second resistor R21, a twenty-third resistor R23, a twenty-fourth resistor R24, a twenty-fifth resistor R25, a twenty-sixth resistor R26, a twenty-seventh resistor R27, a twenty-eighth resistor R28, a twenty-ninth resistor R29, a thirty-first resistor R30, a thirty-second resistor R31, a thirty-second resistor R32, a fourteenth capacitor C14, a fifteenth capacitor C15, a sixteenth capacitor C16, a seventeenth capacitor C17, an eighteenth capacitor C18, a nineteenth capacitor C19, a twenty-fifth capacitor C20, a twenty-first capacitor C21, a twenty-second capacitor C22, a twenty-third capacitor C23, a twenty-fourth capacitor C24, a twenty-fifth capacitor C25, a twenty-sixth capacitor C26, a twenty-seventh capacitor C26, a twenty-eighth capacitor C27, and an eighth diode capacitor C8; one end of a seventeenth resistor R17, one end of a sixteenth capacitor C16, one end of an eighteenth capacitor C18, one end of a nineteenth capacitor C19, one end of a twenty first capacitor C21, one end of a twenty second resistor R22, one end of a twenty third resistor R23, one end of a twenty fifth resistor R25, one end of a twenty sixth resistor R26, one end of a twenty second capacitor C22 and a 7 th pin of a boost chip U4 are connected and the connection end thereof is an input end of a boost voltage stabilizing module, the other end of the sixteenth capacitor C16, the other end of the eighteenth capacitor C18, the other end of the nineteenth capacitor C19, the other end of the twenty first capacitor C21 and the other end of the twenty second capacitor C22 are all grounded, the other end of the twenty second resistor R22 is a first current signal output end of the boost voltage stabilizing module, the other end of the twenty fifth resistor R25, the other end of the twenty sixth resistor R26, the one end of the twenty eighth resistor R28, one end of the twenty ninth resistor R29 and one end of the first inductor are connected, the other end of the twenty eighth resistor R28 is a second current signal output end of the voltage boosting and stabilizing module, the other end of the twenty third resistor R23, one end of the twenty first resistor R21, one end of the twenty capacitor C20 and the 6 th pin of the voltage boosting chip U4 are connected, the other end of the twenty ninth resistor R29, the other end of the twenty first resistor R21, the other end of the twenty capacitor C20 and the 5 th pin of the voltage boosting chip U4 are connected, the other end of the seventeenth resistor R17, one end of the eighteenth resistor R18 and the 15 th pin of the voltage boosting chip U4 are connected, the connecting end of the eighteenth resistor R18, one end of the twentieth resistor R20, the 16 th pin of the voltage boosting chip U4 and the 17 th pin of the voltage boosting chip U4 are connected, the connecting end of the twenty fourth resistor R20 is grounded, the 1 st pin of the voltage boosting chip U4 and the other end of the twenty eighth resistor R20 are connected, the second pin of the boost chip U4 is connected to one end of the fourteenth capacitor C14, the third pin of the boost chip U4, one end of the fifteenth capacitor C15 is connected to one end of the nineteenth resistor R19, the other end of the nineteenth resistor R19 is connected to one end of the seventeenth capacitor C17, the other end of the fourteenth capacitor C14, the other end of the fifteenth capacitor C15 and the other end of the seventeenth capacitor C17 are grounded, the fourth pin of the boost chip U4 is connected to the gate of the fourth NMOS transistor N4, the source of the fourth NMOS transistor N4 is grounded, the drain of the fourth NMOS transistor N4, the source of the fifth NMOS transistor N5, the other end of the first inductor, the fourth pin of the boost chip U4 and one end of the twenty-third capacitor C23 are connected, the other end of the twenty-third capacitor C23, the negative electrode of the eighth diode D8 is connected to the 11 pin of the boost chip U4, the one end of the first pin of the twenty-seventh resistor R27 is connected to the other end of the eighth resistor R27, the positive electrode of the eighth diode D8, the fourth pin of the twenty-seventh capacitor C24 is connected to the output of the twenty-fourth resistor R24, the twenty-first end of the twenty-fourth resistor R24 is connected to the twenty-first end of the twenty-fourth resistor R26, the twenty-first resistor R30 is connected to the output end of the twenty-fourth resistor R26 of the twenty-fourth resistor R4, the twenty-fourth resistor R30 is connected to the twenty-third resistor R30, the twenty-end of the twenty-third resistor C30 is connected to the output end of the twenty-fourth resistor C30, the twenty-end of the twenty-fourth resistor R26 is connected to the twenty-end of the twenty-fourth resistor C3, the output end of the twenty-end is connected to the twenty-third resistor, the twenty-end is connected to the twenty-end output end, the other end of the twenty-ninth capacitor C29, one end of the thirty-second resistor R32 and the 4 th pin of the boost chip U4 are connected, and the other end of the thirty-second resistor R32, the other end of the twenty-fifth capacitor C25, the other end of the twenty-sixth capacitor C26, the other end of the twenty-seventh capacitor C27 and the other end of the twenty-eighth capacitor C28 are grounded.
As shown in fig. 7, the buck regulator module includes a second regulator chip U5 with a model TL783, a third regulator chip U6 with a model TL783, a thirty-third resistor R33, a thirty-fourth resistor R34, a thirty-fifth resistor R35, a thirty-sixth resistor R36, a thirty-seventh resistor R37, a thirty-eighth resistor R38, a thirty-ninth resistor R39, a forty resistor R40, a forty-first resistor R41, a forty-second resistor R42, a forty-third resistor R43, a forty-fourth resistor R44, a forty-fifth resistor R45, a forty-sixth resistor R46, a forty-seventh resistor R47, a forty-eighth resistor R48, a forty-ninth resistor R49, a fifty-fifth resistor R50, a fifty-first resistor R51, a fifty-second resistor R52, a fifty-third resistor R53, a fifty-fourth resistor R54, a fifty-fifth resistor R55, a fifty-sixth resistor R56, a thermistor RT1, a fan B1, a ninth diode D9, a forty-second resistor D10, a forty-eleventh diode D10, a seventy-third Q7, a transistor Q6, a thirty-third Q7, a transistor Q6, a seventy-third Q7, a transistor Q7; the thirty-seventh resistor R37 and the forty-fourth resistor R44 are slide varistors; one end of a thirty-third resistor R33 is connected with the grid electrode of a sixth NMOS tube N6, the connecting end of the thirty-third resistor R33 is an enabling end of a buck voltage stabilizing module, one end of a thirty-fifth resistor R35, one end of a thirty-sixth resistor R36 is connected with the drain electrode of the sixth NMOS tube N6, the other end of the thirty-fifth resistor R35, the base electrode of a first triode Q1 and one end of a thirty-fourth resistor R34 are connected, the other end of the thirty-fourth resistor R34, one end of a fifty-second resistor R52, the emitter electrode of the first triode Q1, the emitter electrode of a second triode Q2, the collector electrode of a third triode Q3, the collector electrode of a fourth triode Q4 and the collector electrode of a fifth triode Q5 are connected, the connecting end of the thirty-sixth resistor R36 is an input end of the buck voltage stabilizing module, the collector electrode of the first triode Q1 and the base electrode of the second triode Q2 are connected, the collector of the second triode Q2, one end of a thirty-ninth resistor R39, the base of the third triode Q3, the base of the fourth triode Q4 and the base of the fifth triode Q5 are connected, the emitter of the third triode Q3 is connected with one end of a forty resistor R40, the emitter of the fourth triode Q4 is connected with one end of a forty-sixth resistor R46, the emitter of the fifth triode Q5 is connected with one end of a forty-eighth resistor R48, the other end of the thirty-ninth resistor R39, the other end of the forty resistor R40, one end of a forty-first resistor R41, the other end of a forty-sixth resistor R46, the other end of the forty-eighth resistor R48, one end of a thirty-eighth resistor R38, the emitter of the sixth triode Q6, the emitter of the seventh triode Q7, the collector of the eighth triode Q8, the collector of the ninth triode Q9, the collector of the thirteenth triode Q10 and the second voltage stabilizing chip U5 are connected with the second pin 1 of the second voltage stabilizing chip U5, the other end of the thirty eighth resistor R38, the other end of the thirty seventh resistor R37, the sliding end of the thirty seventh resistor R37, the other end of the thirty seventh resistor R50 and the gate of the seventh NMOS transistor N7 are connected, the other end of the thirty seventh resistor R37 is grounded, the drain of the fortieth NMOS transistor N7, the other end of the fortieth third resistor R52 and the negative electrode of the ninth diode D9 are connected and the connection end thereof is the state signal output end of the buck regulator module, the other end of the fortieth resistor R50, the source of the seventh NMOS transistor N7 and the positive electrode of the ninth diode D9 are grounded, the other end of the fortieth resistor R41, the other end of the fortieth second resistor R42 and the base of the sixth NMOS transistor Q6 are connected, the other end of the fortieth second resistor R42, the one end of the fortieth third resistor R43 and the negative electrode of the fortieth diode D6 are connected, the other end of the fortieth third resistor R43 and the other end of the fortieth resistor R6 are connected, the other end of the fortieth third resistor R50 and the fortieth resistor Q7 are connected, the base of the fortieth resistor Q7 and the base of the fortieth transistor Q7, the base of the fortieth resistor Q5 and the base of the fortieth transistor Q7 are connected, the base of the fortieth resistor R3, the base of the fortieth resistor R7, the fortieth resistor R7 and the base of the fortieth resistor R35, the base of the fortieth resistor R3 and the fortieth resistor R35 are connected, the base of the fortieth resistor R35 and the fortieth resistor R7 are connected, the base of the fortieth resistor R7 and the fortieth resistor, the one end of the fortieth resistor R7 and the one end of the fortieth resistor and the fortth end of the one end of the fortth resistor and the one, the positive electrode of the twelfth polar tube D10 is connected with the positive electrode of the eleventh diode D11, the 1 st pin of the third voltage stabilizing chip U6, one end of the forty-fourth resistor R44, the sliding end of the forty-fourth resistor R44 and the other end of the forty-fifth resistor R45 are connected, the other end of the forty-fourth resistor R44, the other end of the fifty-fourth resistor R54, the other end of the thirty-first capacitor C30 and the other end of the thirty-first capacitor C31 are grounded, the negative electrode of the tenth diode D10, the negative electrode of the eleventh diode D11, one end of the fifty-fifth resistor R55 and one end of the fifty-sixth resistor R56 are connected, and the connecting end is the output end of the voltage reducing voltage stabilizing module; the other end of the fifty-fifth resistor R55 is connected with one end of the thermistor RT1, the other end of the thermistor RT1 is connected with one end of the fan B1, the other end of the fan B1 is grounded, the other end of the fifty-sixth resistor R56 is connected with the positive electrode of the twelfth diode D12, and the negative electrode of the twelfth diode D12 is grounded.
As shown in fig. 8, the data acquisition display module includes a processor U7 with a model STM32L151, an operational amplifier U8 with a model AD621, a display screen connector P1 of a keyboard connector S1 with 8 pins, a display screen connector P1 with 16 pins, a thirty-second capacitor C32, a thirty-third capacitor C33, a thirty-fourth capacitor C34, a thirty-fifth capacitor C35, a thirty-sixth capacitor C36, a thirty-seventh capacitor C37, a thirty-eighth capacitor C38, a thirty-ninth capacitor C39, a fifty-seventh resistor R57, a fifty-eighth resistor R58, a fifty-ninth resistor R59, a sixty-resistor R60, a sixty-first resistor R61, a sixty-second resistor R62, a sixty-third resistor R63, a sixty-fourth resistor R64, a sixty-fifth resistor R65, and a crystal oscillator Y1; one end of a fifty-ninth resistor R59 is a first input end of the data acquisition display module, the other end of the fifty-ninth resistor R59, one end of a sixty resistor R60 and a 13 th pin of the processor U7 are connected, the other end of the sixty resistor R60 is grounded, one end of a sixty-first resistor R61 is a fifth input end of the data acquisition display module, one end of a sixty-second resistor R62 and a 12 th pin of the processor U7 are connected, the other end of the sixty-second resistor R62 is grounded, one end of a thirty-second capacitor C32, one end of a thirty-third capacitor C33, one end of a thirty-seventh capacitor C37, a 1 st pin of the processor U7, a 24 th pin of the processor U7, a 36 th pin of the processor U7 and a 48 th pin of the processor U7 are all connected with 3.3V voltages, the other end of the thirty-second capacitor C32, the other end of the thirty-third capacitor C33 and the other end of the thirty-seventh capacitor C37 are all grounded, one end of a fifty-seventh resistor R57 is a third input end of the data acquisition display module, one end of a fifty-eighth resistor R58 is a second input end of the data acquisition display module, the other end of the fifty-seventh resistor R57, one end of a thirty-fourth capacitor C34, one end of a thirty-fifth capacitor C35 and one end of an operational amplifier U8 are connected, the other end of the thirty-fourth capacitor C34 is grounded, the other end of the thirty-fifth capacitor C35, the other end of the fifty-eighth resistor R58, one end of a thirty-sixth capacitor C36 and the 3 rd pin of the operational amplifier U8 are connected, the other end of the thirty-sixth capacitor C36 is grounded, the 4 th pin of the operational amplifier U8 and the 5 th pin of the operational amplifier U8 are grounded, the 8pin of the operational amplifier U8 and one end of the sixteenth resistor R63 are connected, the 1pin of the operational amplifier U8 and the other end of the sixteenth resistor R63 are connected, the 6 th pin of the operational amplifier U8 is connected with the 11 th pin of the processor U7, the 7 th pin of the operational amplifier U8 is connected with 3.3V voltage, the 23 rd pin, the 35 th pin and the 47 th pin of the processor U7 are all grounded, the 44 th pin of the processor U7 is connected with one end of a sixty-fifth resistor R65, the other end of the sixty-fifth resistor R65 is grounded, the 14 th pin of the processor U7 is connected with the fourth input end of the data acquisition display module, one end of the 5 th pin and the thirty-eighth capacitor C38 of the processor U7 are connected with one end of a crystal oscillator Y1, the other end of the thirty-eighth capacitor C38 is grounded, the 6 th pin of the processor U7 is connected with one end of a sixty-fourth resistor R64, the other end of the crystal oscillator Y1 is connected with one end of a thirty-ninth capacitor C39, the other end of the thirty-ninth capacitor C39 is grounded, the 15 th pin of the processor U7 is connected with the 1pin of the keyboard connecting seat S1, the 16 th pin of the processor U7 is connected with the 2 nd pin of the keyboard connecting seat S1, the 17 th pin of the processor U7 is connected with the 3 rd pin of the keyboard connecting seat S1, the 18 th pin of the processor U7 is connected with the 4 th pin of the keyboard connecting seat S1, the 19 th pin of the processor U7 is connected with the 5 th pin of the keyboard connecting seat S1, the 20 th pin of the processor U7 is connected with the 6 th pin of the keyboard connecting seat S1, the 21 st pin of the processor U7 is connected with the 7 th pin of the keyboard connecting seat S1, the 22 th pin of the processor U7 is connected with the 8 th pin of the keyboard connecting seat S1, the 25 th pin of the processor U7 is connected with the 16 th pin of the display screen connecting seat P1, the 26 th pin of the processor U7 is connected with the 15 th pin of the display screen connecting seat P1, the 27 th pin of the processor U7 is connected with the 14 th pin of the display screen connecting seat P1, the 28 th pin of the processor U7 is connected with the 13 th pin of the display screen connecting seat P1, the 12 th pin of the processor U7 is connected with the display screen connecting seat P1, the 30 th pin of the processor U7 is connected with the 11 th pin of the display screen connecting seat P1, the 31 st pin of the processor U7 is connected with the 10 th pin of the display screen connecting seat P1, the 32 nd pin of the processor U7 is connected with the 9 th pin of the display screen connecting seat P1, the 33 rd pin of the processor U7 is connected with the 8 th pin of the display screen connecting seat P1, the 34 th pin of the processor U7 is connected with the 7 th pin of the display screen connecting seat P1, the 37 th pin of the processor U7 is connected with the 6 th pin of the display screen connecting seat P1, the 38 th pin of the processor U7 is connected with the 5 th pin of the display screen connecting seat P1, the 39 th pin of the processor U7 is connected with the 4 th pin of the display screen connecting seat P1, the 40 th pin of the processor U7 is connected with the 3 th pin of the display screen connecting seat P1, the 41 th pin of the processor U7 is connected with the 2 nd pin of the display screen connecting seat P1, and the 42 th pin of the processor U7 is connected with the 4 th pin of the display screen connecting seat P1.

Claims (5)

1. The intelligent marine voltage-stabilizing power supply comprises an input module with voltage transformation and rectification functions, a voltage-reducing voltage-stabilizing module and an output module for outputting direct-current voltage, wherein the input module is provided with a live wire input end, a zero wire input end and an output end, the voltage-reducing voltage-stabilizing module is provided with an input end, an output end and an enabling end, the output module is provided with an input end and an output end, the live wire input end of the input module is used for being connected with the live wire output end of an alternating-current generator, the zero wire input end of the input module is used for being connected with the zero wire output end of the alternating-current generator, the intelligent marine voltage-stabilizing power supply is characterized by further comprising a voltage-boosting voltage-stabilizing module and an undervoltage detection module for detecting whether the intelligent marine voltage-stabilizing power supply is in an undervoltage state, the step-up voltage stabilizing module is provided with an input end, an enabling end used for being connected with an enabling signal for controlling the operation or the standby of the step-up voltage stabilizing module, a first output end used for outputting a direct-current voltage stabilizing voltage and a second output end used for outputting a control signal for controlling the step-down voltage stabilizing module to enter a standby state, the step-up voltage stabilizing module is provided with a first input end, a second input end and an output end used for outputting an enabling signal for controlling the step-up voltage stabilizing module to stand by or operate, the output end of the input module is respectively connected with the input end of the step-down voltage stabilizing module, the input end of the step-up voltage stabilizing module and the first input end of the step-up voltage stabilizing module, the output end of the step-up voltage stabilizing module and the first output end of the step-up voltage stabilizing module are connected with the input end of the output module, the output end of the step-up voltage stabilizing module and the second input end of the step-down voltage detecting module are connected, the output end of the undervoltage detection module is connected with the enabling end of the voltage boosting and stabilizing module, the second output end of the voltage boosting and stabilizing module is connected with the enabling end of the voltage reducing and stabilizing module, when the undervoltage detection module detects the undervoltage state, the output end of the undervoltage detection module outputs an enabling signal for controlling the voltage boosting and stabilizing module to work, the voltage boosting and stabilizing module enters a working state, meanwhile, the second output end of the voltage boosting and stabilizing module outputs an enabling signal for controlling the voltage reducing and stabilizing module to stand by, the voltage reducing and stabilizing module enters a standby state, otherwise, the voltage boosting and stabilizing module enters a standby state, and the voltage reducing and stabilizing module enters a working state;
The undervoltage detection module comprises a first voltage stabilizing chip, a first comparator, a second comparator, a third comparator, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor, a thirteenth resistor, a fourteenth resistor, a fifteenth resistor, a sixteenth resistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a ninth capacitor, a tenth capacitor, a first diode, a first NMOS tube, a second NMOS tube and a third NMOS tube, wherein the first comparator, the second comparator and the third comparator are respectively provided with a positive input end, an inverted input end and an output end; one end of the first resistor, one end of the fourth resistor, one end of the third capacitor, one end of the fourth capacitor and a first input end of the undervoltage detection module are connected with a first pin 1 of the first voltage stabilizing chip, the other end of the first resistor and a negative electrode of the first diode are connected, one end of the second resistor is connected with one end of the first capacitor, one end of the second resistor, one end of the second capacitor is connected with a positive input end of the first comparator, the other end of the first capacitor, the other end of the second capacitor and the positive electrode of the first diode are connected and the connection end of the second capacitor is grounded, an inverting input end of the first comparator is connected with one end of the third resistor, the other end of the first comparator, an output end of the first comparator and a negative electrode of the second resistor are connected with one end of the first capacitor, one end of the second resistor is connected with the other end of the fourth resistor, one end of the fourth resistor is connected with a positive input end of the fourth resistor, the inverting input end of the fourth resistor is connected with a seventh input end of the fourth resistor, the inverting input end of the fourth resistor is connected with the inverting input end of the fourth resistor is grounded, the other end of the seventh resistor and the other end of the ninth resistor are grounded, the other end of the third resistor, the other end of the fourth resistor, the other end of the fifth resistor, the other end of the eighth resistor, the output end of the second comparator, the one end of the eleventh resistor and the gate of the first NMOS transistor are all grounded, the other end of the third resistor, the other end of the eighth resistor, the one end of the thirteenth resistor, the one end of the fourteenth resistor and one end of the sixteenth resistor are connected, the other end of the tenth resistor, the other end of the ninth resistor, the one end of the eleventh resistor and the gate of the first NMOS transistor are connected, the drain of the first NMOS transistor, the one end of the thirteenth resistor and the source of the first NMOS transistor are all grounded, the one end of the drain of the thirteenth resistor, the one end of the thirteenth resistor is connected with the one end of the drain of the thirteenth resistor, the one end of the fifteenth resistor is connected with the one end of the drain of the fifteenth transistor, the one end of the drain of the fifteenth resistor is connected with the drain of the fifteenth transistor, the one end of the fifteenth resistor is connected with the drain of the fifteenth transistor is connected with the drain of the fifteenth resistor;
The input module comprises a fuse, a transformer, a second diode, a third diode, a fourth diode, a fifth diode, a sixth diode, a seventh diode, an eleventh capacitor, a twelfth capacitor and a thirteenth capacitor; one end of the fuse is a live wire input end of the input module, the other end of the fuse is connected with one end of a primary coil of the transformer, the other end of the primary coil of the transformer is a zero line input end of the input module, one end of a secondary coil of the transformer, one end of an eleventh capacitor, an anode of a fourth diode and an anode of a fifth diode are connected, the other end of the secondary coil of the transformer, the other end of the eleventh capacitor, the anode of the sixth diode and the anode of the seventh diode are connected, the anode of the second diode and the anode of the third diode are connected with 24V voltage, the cathode of the second diode, the cathode of the third diode, the cathode of the fourth diode, the cathode of the fifth diode, the cathode of the sixth diode, the anode of the seventh diode, the anode of the fourth diode, the anode of the thirteenth capacitor of the fourth diode, the thirteenth capacitor of the other end of the thirteenth capacitor of the fourth diode, and the thirteenth capacitor of the other end of the fourth diode are connected with the input end of the thirteenth capacitor.
2. The intelligent marine regulated power supply of claim 1, further comprising a data acquisition display module, wherein the data acquisition display module has a first input end, a second input end, a third input end, a fourth input end, and a fifth input end, the boost voltage regulator module further has a first current signal output end for outputting a normal current signal and a second current signal output end for outputting an inverted current signal, the buck voltage regulator module further has a status signal output end for outputting an operating status or a standby status, the first input end of the data acquisition display module is connected with the output end of the input module, the second input end of the data acquisition display module is connected with the first current signal output end of the boost voltage regulator module, the third input end of the data acquisition display module is connected with the second current signal output end of the boost voltage regulator module, the fourth input end of the data acquisition display module is connected with the status signal output end of the buck voltage regulator module, and the status signal output end of the data acquisition display module is connected with the output end of the fifth input end of the data acquisition display module.
3. The intelligent marine regulated power supply of claim 2, wherein the boost regulator module comprises a boost chip, a first inductor, a fourth NMOS transistor, a fifth NMOS transistor, a seventeenth resistor, an eighteenth resistor, a nineteenth resistor, a twentieth resistor, a twenty-first resistor, a twenty-second resistor, a twenty-third resistor, a twenty-fourth resistor, a twenty-fifth resistor, a twenty-sixth resistor, a twenty-seventh resistor, a twenty-eighth resistor, a twenty-ninth resistor, a thirty-first resistor, a thirty-second resistor, a fourteenth capacitor, a fifteenth capacitor, a sixteenth capacitor, a seventeenth capacitor, an eighteenth capacitor, a nineteenth capacitor, a twentieth capacitor, a twenty-first capacitor, a twenty-second capacitor, a twenty-third capacitor, a twenty-fourth capacitor, a twenty-fifth capacitor, a twenty-sixth capacitor, a twenty-seventh capacitor, a twenty-eighth capacitor, a twenty-ninth capacitor, and an eighth diode, of type TPS; one end of the seventeenth resistor, one end of the sixteenth capacitor, one end of the eighteenth capacitor, one end of the nineteenth capacitor, one end of the twenty first capacitor, one end of the twenty second resistor, one end of the twenty third resistor, one end of the twenty fifth resistor, one end of the twenty sixth resistor, one end of the twenty second capacitor and the 7 th pin of the boost chip are connected and the connection end is the input end of the boost voltage stabilizing module, the other end of the sixteenth capacitor, the other end of the eighteenth capacitor, the other end of the nineteenth capacitor, the other end of the twenty first capacitor and the other end of the twenty second capacitor are all grounded, the other end of the twenty-second resistor is the first current signal output end of the voltage boosting and stabilizing module, the other end of the twenty-fifth resistor, the other end of the twenty-sixth resistor, one end of the twenty-eighth resistor, one end of the twenty-ninth resistor and one end of the first inductor are connected, the other end of the twenty-eighth resistor is the second current signal output end of the voltage boosting and stabilizing module, the other end of the twenty-third resistor, one end of the twenty-first capacitor and the 6 th pin of the voltage boosting chip are connected, the other end of the twenty-ninth resistor, the other end of the twenty-first resistor, the other end of the twenty-eighth capacitor and the 5 th pin of the voltage boosting chip are connected, the other end of the seventeenth resistor, one end of the eighteenth resistor is connected with the 15 th pin of the boost chip, the connection end of the eighteenth resistor is an enabling end of the boost voltage stabilizing module, the other end of the eighteenth resistor, one end of the twenty-fifth resistor, the 16 th pin of the boost chip and the 17 th pin of the boost chip are connected with the connection end of the twenty-fifth resistor and grounded, the 1 st pin of the boost chip is connected with the other end of the twenty-fifth resistor, the 2 nd pin of the boost chip is connected with one end of the fourteenth resistor, one end of the 3 rd pin of the boost chip, one end of the fifteenth resistor is connected with one end of the nineteenth resistor, the other end of the fourteenth resistor, the other end of the fifteenth capacitor and the other end of the seventeenth capacitor are all grounded, the eighth pin of the boost chip and the gate of the fourth NMOS is connected with the gate of the fourth NMOS, the fourth pin of the fourth NMOS is connected with the source of the fourth NMOS, the eighth pin of the eighth resistor, the one end of the eighth pin of the eighth resistor is connected with the other end of the twenty-eighth resistor, the twenty-eighth pin of the twenty-eighth resistor, the twenty-eighth resistor is connected with the other end of the twenty-eighth resistor, the twenty-eighth resistor and the other end of the twenty-eighth resistor is connected with the twenty-eighth resistor, the other end of the twenty-eighth resistor and the twenty-eighth resistor is connected with the other end of the twenty-eighth resistor, the eighth resistor and the twenty-eighth resistor is connected with the other end of the eighth resistor, the eighth resistor and the eighth resistor is connected with the eighth resistor and the eighth resistor, the eighth resistor and the eighth resistor is the eighth resistor. The other end of the twenty-fourth resistor is connected with the 14 th pin of the boost chip, the 9 th pin of the boost chip and the other end of the twenty-fourth capacitor are grounded, the drain electrode of the fifth NMOS tube, one end of the twenty-fifth capacitor, one end of the twenty-sixth capacitor, one end of the twenty-seventh capacitor, one end of the twenty-eighth capacitor and one end of the thirty-eighth resistor are connected, the connecting end of the twenty-eighth capacitor is the first output end of the boost voltage stabilizing module, the grid electrode of the fifth NMOS tube is connected with the 13 th pin of the boost chip, one end of the thirty-first resistor and one end of the twenty-ninth capacitor are connected, the other end of the thirty-first resistor, one end of the thirty-second resistor and the 4 th pin of the boost chip are connected, and the other end of the thirty-second resistor, the other end of the twenty-fifth capacitor, the twenty-fourth capacitor, the other end of the twenty-eighth capacitor and the twenty-eighth capacitor are all connected with the ground.
4. The intelligent marine voltage regulator of claim 2, wherein the buck voltage regulator module comprises a second voltage regulator chip of model TL783, a third voltage regulator chip of model TL783, a thirty-third resistor, a thirty-fourth resistor, a thirty-fifth resistor, a thirty-sixth resistor, a thirty-seventh resistor, a thirty-eighth resistor, a thirty-ninth resistor, a forty-fourth resistor, a forty-first resistor, a forty-second resistor, a forty-third resistor, a forty-fourth resistor, a forty-fifth resistor, a forty-sixth resistor, a forty-seventh resistor, a forty-eighth resistor, a forty-ninth resistor, a fifty-first resistor, a fifty-second resistor, a fifty-third resistor, a fifty-fourth resistor, a fifty-fifth resistor, a fifty-sixth resistor, a thermistor, a fan, a ninth diode, a twelfth diode, a eleventh diode, a thirty-eighth capacitor, a thirty-first capacitor, a sixth NMOS, a seventh NMOS, a first transistor, a second transistor, a third transistor, a forty-eighth transistor, a thirteenth transistor, and a thirteenth transistor; the thirty-seventh resistor and the fortieth resistor are both slide varistors; one end of the thirty-third resistor is connected with the grid electrode of the sixth NMOS tube, the connection end of the thirty-third resistor is the enabling end of the buck voltage stabilizing module, the other end of the thirty-third resistor, one end of the thirty-fifth resistor, one end of the thirty-sixth resistor and the drain electrode of the sixth NMOS tube are connected, the other end of the thirty-fifth resistor, the base electrode of the first triode and one end of the thirty-fourth resistor are connected, the other end of the thirty-fourth resistor, one end of the fifty-second resistor, the emitter electrode of the first triode, the emitter electrode of the second triode, the collector electrode of the third triode, the collector electrode of the fourth triode and the collector electrode of the fifth triode are connected, and the connection end of the thirty-fifth resistor is the input end of the buck voltage stabilizing module, the other end of the thirty-sixth resistor, the collector of the first triode and the base of the second triode are connected, the collector of the second triode, one end of the thirty-ninth resistor, the base of the third triode, the base of the fourth triode and the base of the fifth triode are connected, the emitter of the third triode is connected with one end of the fortieth resistor, the emitter of the fourth triode is connected with one end of the fortieth resistor, the emitter of the fifth triode is connected with one end of the fortieth resistor, the other end of the thirty-ninth resistor, the other end of the fortieth resistor, one end of the fortieth resistor, the other end of the fortieth resistor, the emitter of the sixth triode, the emitter of the seventh triode, the collector of the eighth triode, the collector of the ninth triode, the collector of the thirteenth diode and the 2 nd pin of the second voltage stabilizing chip are connected, the 1 st pin of the second voltage stabilizing chip, the other end of the thirty-eighth resistor, one end of the thirty-seventh resistor, the sliding end of the thirty-seventh resistor, one end of the fifty-seventh resistor and the grid electrode of the seventh NMOS tube are connected, the other end of the thirty-seventh resistor is grounded, the drain electrode of the seventh NMOS tube, the other end of the fifty-second resistor and the negative electrode of the ninth diode are connected, the connecting end of the drain electrode, the other end of the fifty-second resistor, the source electrode of the seventh NMOS tube and the positive electrode of the ninth diode are all grounded, the 3 rd pin of the second voltage stabilizing chip is connected with the source electrode of the sixth NMOS transistor, the other end of the forty-first resistor, one end of the forty-second resistor and the base electrode of the sixth triode are connected, the other end of the forty-second resistor, one end of the forty-third resistor and the 3 rd pin of the third voltage stabilizing chip are connected, the other end of the forty-third resistor, the collector electrode of the sixth triode and the base electrode of the seventh triode are connected, the collector electrode of the seventh triode, the base electrode of the eighth triode, the base electrode of the ninth triode and one end of the thirteenth triode are connected, the emitter electrode of the eighth triode is connected with one end of the forty-ninth resistor, the emitter of the ninth triode is connected with one end of the fifty-first resistor, the emitter of the thirteenth diode is connected with one end of the fifty-third resistor, the 2 nd pin of the third voltage stabilizing chip, one end of the forty-fourth resistor, the other end of the forty-seventh resistor, the other end of the forty-ninth resistor, the other end of the forty-first resistor, the other end of the fifty-third resistor, one end of the fifty-fourth resistor, one end of the thirty-third capacitor, one end of the thirty-first capacitor, the positive electrode of the twelfth diode and the positive electrode of the eleventh diode are connected, the first pin of the third voltage stabilizing chip, one end of the forty-fourth resistor, the sliding end of the forty-fourth resistor and the other end of the forty-fifth resistor are connected, the other end of the forty-fourth resistor, the other end of the thirty-fourth resistor, the other end of the fifty-fourth resistor, the capacitor of the thirty-fourth resistor, the other end of the capacitor and the other end of the forty-fifth resistor are connected with the positive electrode of the eleventh diode, the voltage stabilizing chip, the other end of the forty-second diode and the forty-second diode are connected with the other end of the thirty-fourth resistor; the other end of the fifty-fifth resistor is connected with one end of the thermistor, the other end of the thermistor is connected with one end of the fan, the other end of the fan is grounded, the other end of the fifty-sixth resistor is connected with the positive electrode of the twelfth diode, and the negative electrode of the twelfth diode is grounded.
5. The intelligent marine regulated power supply according to claim 2, wherein the data acquisition display module comprises a processor of model STM32L151, an operational amplifier of model AD621, a keyboard connector of 8pin, a display screen connector of 16pin, a thirty-second capacitor, a thirty-third capacitor, a thirty-fourth capacitor, a thirty-fifth capacitor, a thirty-sixth capacitor, a thirty-seventh capacitor, a thirty-eighth capacitor, a thirty-ninth capacitor, a fifty-seventh resistor, a fifty-eighth resistor, a fifty-ninth resistor, a sixty-first resistor, a sixty-second resistor, a sixty-third resistor, a sixty-fourth resistor, a sixty-fifth resistor, and a crystal oscillator; one end of the sixteenth resistor is a first input end of the data acquisition display module, the other end of the fifty ninth resistor, one end of the sixteenth resistor and the 13 th pin of the processor are connected, the other end of the sixteenth resistor is grounded, one end of the sixteenth resistor is a fifth input end of the data acquisition display module, the other end of the sixteenth resistor, one end of the sixteenth resistor and the 12 th pin of the processor are connected, the other end of the sixteenth resistor is grounded, one end of the thirty second capacitor, one end of the thirty third capacitor, one end of the thirty seventh capacitor, the 1 st pin of the processor, the 24 th pin of the processor, the 36 th pin of the processor and the 48 th pin of the processor are all connected with 3.3V voltage, the other end of the thirty-second capacitor, the other end of the thirty-third capacitor and the other end of the thirty-seventh capacitor are all grounded, one end of the fifty-seventh resistor is a third input end of the data acquisition display module, one end of the fifty-eighth resistor is a second input end of the data acquisition display module, the other end of the fifty-seventh resistor, one end of the thirty-fourth capacitor, one end of the thirty-fifth capacitor and the 2 nd pin of the operational amplifier are connected, the other end of the thirty-fourth capacitor is grounded, the other end of the thirty-fifth capacitor, the other end of the fifty-eighth resistor, one end of the thirty-sixth capacitor and the 3 rd pin of the operational amplifier are connected, the other end of the thirty-sixth capacitor is grounded, the fourth pin of the operational amplifier and the fifth pin of the operational amplifier are both grounded, the 8 th pin of the operational amplifier is connected with one end of the sixty-third resistor, the 1 st pin of the operational amplifier is connected with the other end of the sixty-third resistor, the 6 th pin of the operational amplifier is connected with the 11 th pin of the processor, the 7 th pin of the operational amplifier is connected with 3.3V voltage, the 23 rd pin of the processor, the 35 th pin of the processor is connected with one end of the sixty-fifth resistor, the other end of the sixty-fifth resistor is grounded, the 14 th pin of the processor is a fourth input end of the data acquisition display module, the other end of the thirty-eighth capacitor of the processor is connected with one end of the crystal oscillator, the other end of the thirty-eighth capacitor is connected with the other end of the crystal oscillator, the other end of the thirty-eighth capacitor is connected with the one end of the thirty-eighth resistor, the thirty-eighth pin of the keyboard is connected with the one end of the thirty-eighth capacitor, the thirty-eighth capacitor is connected with the one end of the thirty-eighth capacitor of the keyboard, the thirty-eighth capacitor is connected with the one end of the keyboard, the thirty-eighth capacitor is connected with the one end of the keyboard, and the keyboard is connected with the other end of the keyboard is connected with the keyboard, and the keyboard is connected with the keyboard is 20. The device comprises a first pin 21 of a processor and a first pin 7 of a keyboard connecting seat, a second pin 22 of the processor and a first pin 11 of the keyboard connecting seat are connected, a first pin 26 of the processor and a first pin 15 of the display screen connecting seat are connected, a first pin 27 of the processor and a first pin 14 of the display screen connecting seat are connected, a first pin 29 of the processor and a first pin 12 of the display screen connecting seat are connected, a first pin 30 of the processor and a first pin 11 of the display screen connecting seat are connected, a first pin 31 of the processor and a first pin 15 of the display screen connecting seat are connected, a first pin 32 of the processor and a first pin 9 of the display screen connecting seat are connected, a first pin 9 of the processor and a first pin 3 of the display screen connecting seat are connected, a first pin 39 of the processor and a first pin 3 of the display screen connecting seat are connected, a first pin 37 of the display screen connecting seat is connected, and a second pin 3 of the display screen connecting seat is connected.
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