CN210804053U - Unmanned intelligent control device of small hydro-power generating unit based on LoRa technique - Google Patents
Unmanned intelligent control device of small hydro-power generating unit based on LoRa technique Download PDFInfo
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- CN210804053U CN210804053U CN201922057717.0U CN201922057717U CN210804053U CN 210804053 U CN210804053 U CN 210804053U CN 201922057717 U CN201922057717 U CN 201922057717U CN 210804053 U CN210804053 U CN 210804053U
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Abstract
The utility model discloses an unmanned intelligent control device of little hydroelectric generating set based on loRa technique: one end of the processing control module is connected with the LoRa module, the power supply module, the analog quantity input module and the switching value input module, and the other end of the processing control module is connected with the communication module, the analog quantity output module and the switching value output module; the LoRa module is also connected with a water level collector, the water level collector is used for collecting water level signals, the water level signals comprise front pool water level signals and water inlet water level signals, the analog input module is used for inputting analog signals, and the switching value input module is used for inputting switching signals; and after receiving the water level signal, the input analog signal and the input switch signal, the processing control module controls the switching value output module and the analog value output module to respectively send an output switch signal and an output analog signal. Adopt the utility model discloses, can realize the intelligent automatic control to little hydroelectric generating set.
Description
Technical Field
The utility model relates to a little hydroelectric generating set field especially relates to an unmanned intelligent control device of little hydroelectric generating set based on loRa technique.
Background
The theoretical annual generated energy of hydropower in China is 6 trillion kilowatt hours, the technology developable capacity and the economic developable capacity are respectively 5.42 billion kilowatts and 4.02 billion kilowatts, and resources are first in the world. At present, however, the utilization rate of hydropower energy in China is still low, the overall development utilization rate is still less than 40%, and the development and utilization prospects are still very wide. Most small hydroelectric generating sets are built in the last century at present, the capacity of the small hydroelectric generating sets is small and is limited by the current technical level, and the generating set control system of the small hydroelectric generating sets is far behind the technical development current situation of the current hydroelectric computer monitoring system.
At present, a small hydropower station control system is mainly controlled through human experience, domestic research institutions and manufacturers for efficiency optimization control of a hydroelectric generating set also propose solutions, but the solutions are all in research stages, and part of products are available in the market for measuring and controlling the efficiency of the hydroelectric generating set.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims at providing an unmanned intelligent control device of little hydroelectric generating set based on loRa technique can realize the intelligent automatic control to little hydroelectric generating set.
Based on this, the utility model provides an unmanned intelligent control device of little hydroelectric generating set based on loRa technique:
one end of the processing control module is connected with the LoRa module, the power supply module, the analog quantity input module and the switching value input module, and the other end of the processing control module is connected with the communication module, the analog quantity output module and the switching value output module;
the LoRa module is also connected with a water level collector, the water level collector is used for collecting water level signals, the water level signals comprise front pool water level signals and water inlet water level signals, the analog input module is used for inputting analog signals, and the switching value input module is used for inputting switching signals;
and after receiving the water level signal, the input analog signal and the input switch signal, the processing control module controls the switching value output module and the analog value output module to respectively send an output switch signal and an output analog signal.
The device further comprises a state display module, the state display module is connected with the processing control module, and the state display module is used for displaying the running state of the small hydroelectric generating set.
The input analog signals comprise active power signals, terminal voltage signals, power grid voltage signals, unit temperature signals and unit vibration signals.
The input switch signal comprises a closing signal of a circuit breaker at the outlet of the unit and an opening signal of the circuit breaker.
The output switch signal comprises a speed regulator switch signal, excitation input and closing and an alarm signal.
Wherein, the output analog signal comprises an output speed regulator given signal and an excitation given signal.
Wherein, the loRa module includes the loRa device that the model is F8L 10D-E.
Wherein the processing control module comprises a processor of model STM32F407VGT 6.
The communication module comprises a TCP/IP Ethernet interface, an RS-485 interface and an RS232 interface.
The device also comprises an alarm module, wherein the alarm module is connected with the processing control module, and the processing control module controls the alarm module to be started after recognizing abnormal signals in the input analog signals and the input switch signals.
By adopting the utility model, firstly, one end of the processing control module is connected with the LoRa module, the analog input module and the switching value input module, and the other end is connected with the communication module, the analog output module and the switching value output module; the LoRa module is also connected with the water level collector, the water level collector is used for collecting water level signals, the water level signals comprise front pool water level signals and water inlet water level signals, the analog input module is used for inputting analog signals, and the switching value input module is used for inputting switching signals; and after receiving the water level signal, the input analog signal and the input switch signal, the processing control module controls the switching value output module and the analog value output module to respectively send an output switch signal and an output analog signal. The processing control module can process and acquire the input analog signal and the input switch signal and send the output analog signal and the output switch signal, so that intelligent automatic control over the small hydroelectric generating set is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of an unmanned intelligent control device of a small hydro-power generating unit based on the LoRa technology provided by the embodiment of the present invention;
fig. 2 is another schematic diagram of the unmanned intelligent control device of small hydro-power generating unit based on LoRa technique that the embodiment of the utility model provides.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 is the embodiment of the utility model provides a pair of unmanned intelligent control device of little hydroelectric generating set based on loRa technique's schematic diagram:
one end of the processing control module 106 is connected with the LoRa module 105, the power supply module 101, the analog input module 102 and the switching value input module 106, and the other end is connected with the communication module 107, the analog output module 103 and the switching value output module 110;
the LoRa module 105 is further connected to a water level collector 104, the water level collector 104 is configured to collect water level signals, the water level signals include a front pool water level signal and a water inlet water level signal, the analog input module 102 is configured to input analog signals, and the switching value input module 106 is configured to input switching signals;
after receiving the water level signal, the input analog signal, and the input switch signal, the processing control module 106 controls the switching value output module 110 and the analog value output module 103 to send an output switch signal and an output analog signal, respectively.
The LoRa module 105 includes a LoRa device model F8L 10D-E.
The process control module 106 includes a processor model STM32F407VGT 6.
The communication module 107 comprises a TCP/IP Ethernet interface, an RS-485 interface and an RS232 interface.
Specifically, the LoRa module 105 is connected to the process control module 106, the power module 101 is connected to a power end of the process control module 106, and the communication module 107 is connected to a communication end of the process control module 106 and has a TCP/IP ethernet interface, an RS-485 interface, and an RS232 interface, respectively; pins 20, 21, 22 and 23 of the LAN8720 of the communication module 107 are connected with RJ45, and the data connection port thereof is connected with the communication port of the processing control module 106; the communication module is connected with the 6 and 7 pins of the SN75LBC184 on the processing control module 106, can acquire and process signals involved in TCP/IP Ethernet, can acquire and process signals involved in RS-485, is connected with the 13 and 14 pins of the MAX232 on the processing control module 106, and can acquire and process signals involved in RS-232; the state display module 108 is connected with an I/O port of the processing control module 106, and displays the operation state of the small hydroelectric generating set.
The analog quantity output module 103 is connected to an analog output port of the processing control module 106, and can output control signals such as a given signal of a speed regulator and a given signal of excitation, and the analog quantity output module 103 can be an HC-222 module.
The analog input module 102 is connected to an analog input port of the processing control module 106, and can input signals such as active power, terminal voltage, unit temperature, unit vibration, and the like, and the analog input module 102 may be an HC-221 module.
The switching value output module 110 is connected to an I/O port of the processing control module 106, and is configured to output various control signals, such as a governor on, a governor off, an excitation on and off, and an alarm signal, and the switching value output module 110 may be a switching value output module of a model 6ES 7422.
The switching value input module 106 is connected to an I/O port of the processing control module 106, and is mainly used for inputting various switching value signals of the unit, such as state signals of manual/automatic, circuit breaker closing, circuit breaker opening and the like, and the switching value input module 106 may be a switching value input module with a model number of 6ES7321-1FH00-9AJ 0.
Fig. 2 is another schematic diagram of the unmanned intelligent control device of little hydro-power generating unit based on LoRa technique that the embodiment of the utility model provides, the device includes:
one end of the processing control module 106 is connected with the LoRa module 105, the power supply module 101, the analog input module 102 and the switching value input module 106, and the other end is connected with the communication module 107, the analog output module 103 and the switching value output module 110;
the LoRa module 105 is connected to the water level collector 104, the water level collector 104 is configured to collect water level signals, the water level signals include a front pool water level signal and a water inlet water level signal, the analog input module 102 is configured to input analog signals, and the switching value input module 106 is configured to input switching signals;
after receiving the water level signal, the input analog signal, and the input switch signal, the processing control module 106 controls the switching value output module 110 and the analog value output module 103 to send an output switch signal and an output analog signal, respectively.
The LoRa module 105, the analog input module 102, and the switching value input module 106 may be connected to the processing control module 106 through relays, and after the processing control module 106 receives the water level signal sent by the LoRa module 105, the input analog signal sent by the analog input module 102, and the input switching signal sent by the switching value input module 106, the relays may be controlled to be turned off, thereby preventing the equipment from being damaged by lightning strikes in a lightning zone.
The device has an intelligent learning function, automatically optimizes control time nodes, and realizes intelligent automatic control of small hydropower stations if an electric speed regulator synchronously inching a control time period, an excitation starting input control time period and the like.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. An unmanned intelligent control device of a small hydroelectric generating set based on an LoRa technology is characterized in that,
one end of the processing control module is connected with the LoRa module, the power supply module, the analog quantity input module and the switching value input module, and the other end of the processing control module is connected with the communication module, the analog quantity output module and the switching value output module;
the LoRa module is also connected with a water level collector, the water level collector is used for collecting water level signals, the water level signals comprise front pool water level signals and water inlet water level signals, the analog input module is used for inputting analog signals, and the switching value input module is used for inputting switching signals;
and after receiving the water level signal, the input analog signal and the input switch signal, the processing control module controls the switching value output module and the analog value output module to respectively send an output switch signal and an output analog signal.
2. The unmanned intelligent control device of small hydro-power generating unit based on LoRa technique of claim 1, characterized in that the device further comprises a status display module, the status display module is connected with the processing control module, and the status display module is used for displaying the running status of the small hydro-power generating unit.
3. The unmanned intelligent control device of small hydro-power generating unit based on LoRa technology of claim 1, wherein the input analog signal comprises a power signal, a generator terminal voltage signal, a power grid voltage signal, a unit temperature signal and a unit vibration signal.
4. The unmanned intelligent control device of small hydro-power generating unit based on LoRa technique of claim 1, wherein the input switch signal includes a unit outlet circuit breaker closing signal, a circuit breaker opening signal.
5. The unmanned intelligent control device of small hydro-power generating unit based on LoRa technology of claim 1, characterized in that the output switching signal includes a governor switching signal, an excitation switch-on and switch-off and an alarm signal.
6. The unmanned intelligent control device of small hydro-power generating unit based on LoRa technology of claim 1, wherein the output analog signal comprises an output speed regulator given signal and an excitation given signal.
7. The unmanned intelligent control device of small hydro-power generating unit based on loRa technique of claim 1, characterized in that, loRa module includes the loRa device of model F8L 10D-E.
8. The unmanned intelligent control device of small hydro-power generating unit based on LoRa technology of claim 1, characterized in that the processing control module comprises a processor of model number STM32F407VGT 6.
9. The unmanned intelligent control device of small hydro-power generating unit based on LoRa technique of claim 1, characterized in that the communication module includes TCP/IP ethernet interface, RS-485 interface, RS232 interface.
10. The unmanned intelligent control device of small hydro-power generating unit based on LoRa technique of claim 1, characterized in that the device further comprises an alarm module, the alarm module is connected with the processing control module, and the processing control module controls the alarm module to turn on after recognizing abnormal signals in the input analog signal and the input switch signal.
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| CN201922057717.0U CN210804053U (en) | 2019-11-22 | 2019-11-22 | Unmanned intelligent control device of small hydro-power generating unit based on LoRa technique |
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| CN201922057717.0U CN210804053U (en) | 2019-11-22 | 2019-11-22 | Unmanned intelligent control device of small hydro-power generating unit based on LoRa technique |
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| CN210804053U true CN210804053U (en) | 2020-06-19 |
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