CN105262094A - Low-voltage intelligent voltage adjusting and stabilizing system with handheld terminal - Google Patents

Low-voltage intelligent voltage adjusting and stabilizing system with handheld terminal Download PDF

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Publication number
CN105262094A
CN105262094A CN201510872384.0A CN201510872384A CN105262094A CN 105262094 A CN105262094 A CN 105262094A CN 201510872384 A CN201510872384 A CN 201510872384A CN 105262094 A CN105262094 A CN 105262094A
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China
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relay
duplicate
voltage
contactor
tap
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王家裕
蔡晓军
杨帆
许梦黔
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Fujian Chiontro Intelligent Technology Co Ltd
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Fujian Chiontro Intelligent Technology Co Ltd
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Priority to CN201510872384.0A priority Critical patent/CN105262094A/en
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    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30—Reactive power compensation

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Abstract

The invention discloses a low-voltage intelligent voltage adjusting and stabilizing system with a handheld terminal. The low-voltage intelligent voltage adjusting and stabilizing system comprises an intelligent single-phase voltage adjustor and the android system handheld terminal and is characterized in that the intelligent single-phase voltage adjustor comprises an intelligent control switching unit and a tap isolation transformer; the intelligent control switching unit comprises a main control MCU, a single-phase alternating voltage and current collecting module, a switch action unit and a wireless communication module, the single-phase alternating voltage and current collecting module, the wireless communication module and the switch action unit are connected with the main control MCU, each relay in the switch action unit is connected with a standby relay in series and then connected with a single-pole double-throw interlocking alternating-current contactor and a single-pole single-throw common alternating-current contactor in parallel, and the wireless communication module comprises a GPRS wireless communication module body and a WIFI wireless communication module body; the android system handheld terminal is connected with the intelligent single-phase voltage adjustor through the GPRS wireless communication module body or the WIFI wireless communication module body. The stable output voltage of a user side is achieved.

Description

A kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal
Technical field
The present invention relates to a kind of low-voltage power supply technical field, particularly relate to a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal.
Background technology
In the supplying power allocation technical field of rural area, the situation of low-voltage is often there is at platform district line end, usually to line end voltage lower than qualified voltage 198V, even there is " the low-voltage dead angle " of voltage lower than below 165V in the mountain village area remote in rural area, takes which kind of measure to solve current low-voltage problem extremely urgent.
More existing low-voltage lifting devices, administer for low-voltage at present, improve power supply quality, but also still have weak point in actual motion.A kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal of the present invention and more existing low-voltage lifting devices contrast, and have certain technical advantage, as described below:
The present invention and patent CN103606927A contrast:
1) CN103606927A adopts single-pole single-throw(SPST type A.C. contactor as fling-cut switch, autotransformer is as boosting unit, need to configure corresponding voltage stabilizing inversion manager to ensure the reliable power supply of A.C. contactor, not only increase installation weight, and cost also will increase.And the present invention's employing is the fling-cut switch of magnetic latching relay as the tap of switching isolating transformer, isolating transformer, as boosting unit, makes installation cost low, lightweight.
2) the single-phase voltage regulating controller described in CN103606927A, being for gathering line voltage distribution, current information, carrying out corresponding data processing and sending corresponding control command.And the present invention adopts Based Intelligent Control switch unit, novelty data acquisition, calculating, process, control, switch motion are incorporated into one, not only can gather line voltage distribution, current information carries out data processing and sends control command, also by a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor and relay integrated as fling-cut switch, effectively reduce volume and the weight of device, reduce costs simultaneously.
The present invention and patent CN103683298A contrast:
A kind of intelligent low-voltage voltage regulator described in patent CN103683298A, comprising transformer, voltage detecting control device, boosting circuit breaker and bypass breaker, is also for promoting circuit low-voltage.And single-phase intelligent voltage regulator of the present invention, Android system handheld terminal and backstage main website are formed containing the integral system such as data monitoring, optimum configurations, state control, realize transmission line voltage uprating function, simultaneously Android system handheld terminal and backstage main website with the use of, the debugging of in-site installation personnel can not only be greatly facilitated, and power supply administration can be met realize home-confined can paying close attention to equipment operating condition and on-the-spot line voltage distribution quality, for electric company provides managing intelligent information, promote power supply enterprise's image.
Summary of the invention
The present invention be directed to the problems referred to above, propose a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal.Adopt intelligentized control method mode, realize user side and automatically keep output voltage stabilization, can within the scope of the qualified voltage of-10% ~+7%, effectively can solve the long end low-voltage problem caused of Yin Tai district radius of electricity supply, also season and the interim voltage fluctuation problem concentrating electricity consumption to cause can be solved, improve platform district quality of voltage, ensure the reliable electricity consumption of resident.
Object of the present invention is achieved in that a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal, comprises single-phase intelligent voltage regulator, live wire L on Android system handheld terminal and uniline, zero line N, is characterized in that: described single-phase intelligent voltage regulator comprises breaker of plastic casing, current transformer, Based Intelligent Control switch unit, power capacitor and (1 ~ n) individual tap insulating transformer, wherein n is natural number, and described Based Intelligent Control switch unit comprises main control MCU, single-phase AC voltage current acquisition module, switch motion unit, data memory module, power module, wireless communication module, described single-phase AC voltage current acquisition module, data memory module, wireless communication module, power module, switch motion unit is connected with main control MCU respectively, and described switch motion unit is by a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay combine, and described each relay is connected with a duplicate relay afterwards and a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor is in parallel, described wireless communication module comprises GPRS wireless communication module and WIFI wireless communication module, described Android system handheld terminal is connected with single-phase intelligent voltage regulator by GPRS wireless communication module or WIFI wireless communication module.
Single-pole double throw interlock type A.C. contactor in described single-phase intelligent voltage regulator be for single-phase intelligent voltage regulator when gear switch and bypass changeover, ensure that reliable power supply there will not be the short time power down situation of equipment backend user side; Described single-pole single-throw(SPST plain edition A.C. contactor uses as a kind of protection switch, during single-phase intelligent voltage regulator normal power supply, this A.C. contactor is in normally closed state, when single-pole double throw interlock type A.C. contactor breaks down, single-pole single-throw(SPST plain edition A.C. contactor reliably disconnects, the normal operation of protection single-phase intelligent voltage regulator; Described (1 ~ N) individual relay and (1 ~ N) individual duplicate relay use as the fling-cut switch switching (1 ~ n) individual tap insulating transformer coil windings, N is natural number, when single-phase intelligent voltage regulator works in normal state, (1 ~ N) individual duplicate relay normally will be in closure state, the control command that reception main control MCU sends by (1 ~ N) individual relay, change the access way of (1 ~ n) individual tap insulating transformer coil windings, realize boosting and the buck functionality of single-phase intelligent voltage regulator backend user; When (1 ~ N) individual relay break down cannot carry out normal disjunction time, main control MCU will send control command, control the normal disjunction of (1 ~ N) individual duplicate relay, realize defencive function.
Described single-pole double throw interlock type A.C. contactor is combined by contact and another contact and forms, and when junction closure, another contact disconnects, when another junction closure, contact disconnects, and can meet in gear switch process, ensure the not power-off of single-phase intelligent voltage regulator backend user, single-pole single-throw(SPST plain edition A.C. contactor uses as protection switch, described relay has the 1st relay, the 2nd relay, the 3rd relay, the 4th relay, the 5th relay and the 6th relay, as the fling-cut switch of the access way of switching (1 ~ n) individual tap insulating transformer coil windings, described duplicate relay has the 1st duplicate relay, 2nd duplicate relay, 3rd duplicate relay, 4th duplicate relay, 5th duplicate relay and the 6th duplicate relay, use as protection switch, single-phase intelligent voltage regulator sends control command by receiving Based Intelligent Control switch unit, can rationally to a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor, six relays and six duplicate relaies carry out open and close action, for changing the tap access way of isolating transformer, realize single-phase intelligent voltage regulator and automatically keep output voltage stabilization at user side, voltage can be stabilized within-10% ~+7%.
Described isolating transformer has n tap, and wherein n is natural number, and the centre tap in its n tap is in the tap of one end, N number of tap can be extracted out, have corresponding (1 ~ N) individual relay simultaneously, be respectively X1 relay, X2 relay ... XN relay, and have corresponding (1 ~ N) individual duplicate relay, be respectively X1' duplicate relay, X2' duplicate relay ... XN' duplicate relay, wherein N' is natural number; From centre tap to other end tap, extraction has another N number of tap, have corresponding (1 ~ N) individual relay simultaneously, be respectively Y1 relay, Y2 relay ... YN relay, and have corresponding individual duplicate relay, be respectively Y1' duplicate relay, Y2' duplicate relay ... YN' duplicate relay, wherein N' is natural number; All duplicate relaies, when single-phase intelligent voltage regulator normally works, are all in closure state; Wherein when X1 relay, X2 relay, the relay closes of any one odd-numbered in XN relay, Y1 relay, Y2 relay,, the relay closes of any one even-numbered in YN relay, now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize boost function; Wherein when X1 relay, X2 relay, the relay closes of any one even-numbered in XN relay, Y1 relay, Y2 relay,, the relay closes of any one odd-numbered in YN relay, now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize buck functionality.
Described a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal, 1) when Based Intelligent Control switch unit monitoring uniline is low-voltage, warp and reference voltage com-parison and analysis, send corresponding control command, make the 1st relay, 5th relay closes, 2nd relay, 3rd relay, 4th relay, 6th relay disconnects, final when the contact of closed single-pole double throw interlock type A.C. contactor, automatically another contact is disconnected, now single-phase intelligent voltage regulator can realize boosting, wherein said boosting ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc., or the 3rd relay, the 5th relay closes, 1st relay, the 2nd relay, the 4th relay, the 6th relay disconnect, final when another contact of closed single-pole double throw interlock type A.C. contactor, automatic break, now coil access way changes, single-phase intelligent voltage regulator can realize boosting, and wherein said boosting ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc., 2) when Based Intelligent Control switch unit monitoring uniline is high voltage, warp and reference voltage com-parison and analysis, send corresponding control command, make the 2nd relay, the 6th relay closes, 1st relay, the 3rd relay, the 4th relay, the 5th relay disconnect, final when another contact of closed single-pole double throw interlock type A.C. contactor, automatic break, now single-phase intelligent voltage regulator can realize step-down, wherein said step-down ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc., or the 4th relay, the 6th relay closes, 1st relay, the 2nd relay, the 3rd relay, the 5th relay disconnect, final when another contact of closed single-pole double throw interlock type A.C. contactor, automatic break, now coil access way changes, single-phase intelligent voltage regulator can realize step-down, and wherein said step-down ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc., single-pole single-throw(SPST plain edition A.C. contactor and the 1st duplicate relay, the 2nd duplicate relay, the 3rd duplicate relay, the 4th duplicate relay, the 5th duplicate relay, the 6th duplicate relay, under the work of single-phase intelligent voltage regulator normal power supply, are in closure state, when single-pole double throw interlock type A.C. contactor breaks down, single-pole single-throw(SPST plain edition A.C. contactor by timely disjunction, protection single-phase intelligent voltage regulator useful life, when a certain road in the 1st relay, the 2nd relay, the 3rd relay, the 4th relay, the 5th relay, the 6th relay break down cannot disjunction time, the also corresponding timely disjunction of the 1st duplicate relay in respective channels, the 2nd duplicate relay, the 3rd duplicate relay, the 4th duplicate relay, the 5th duplicate relay, the 6th duplicate relay, protective separation transformer is not damaged.
The pressure regulation method of a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal of the present invention, comprise the steps: the live wire L on uniline, after zero line N accesses the single-phase AC voltage current acquisition module of Based Intelligent Control switch unit, by sending into the electric energy computation chip of data acquisition module after the signal processing circuit conditioning of data acquisition module, main control MCU by SPI communication bus control electric energy computation chip to the signal processing circuit by data acquisition module nurse one's health into electric energy computation chip can signal do accurate analog digital translation and calculating, obtain uniline reactive demand and low voltage or higher information, the reactive demand of uniline and low voltage or the timing of higher information is sent to main control MCU again by SPI communication bus, main control MCU is again through adjustment algorithm, calculate suitable adjustable strategies, when circuit needs to carry out reactive power compensation, control the input of power capacitor, when there is low-voltage in uniline or voltage is too high, control the switching of a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay, change the winding access way of (1 ~ n) individual tap insulating transformer, thus realize boosting or the step-down of circuit, reach the object of adjustment voltage, Android system handheld terminal carries out information interaction by GPRS wireless communication module or WIFI wireless communication module and single-phase intelligent voltage regulator, and person easy to use carries out optimum configurations, the collection of history data and state to single-phase intelligent voltage regulator and controls.
Described single-pole double throw interlock type A.C. contactor is combined by contact and another contact and forms, and when junction closure, another contact disconnects, when another junction closure, contact disconnects, and can meet in gear switch process, ensure the not power-off of single-phase intelligent voltage regulator backend user, single-pole single-throw(SPST plain edition A.C. contactor uses as protection switch, described relay has the 1st relay, the 2nd relay, the 3rd relay, the 4th relay, the 5th relay and the 6th relay, as the fling-cut switch of the access way of switching (1 ~ n) individual tap insulating transformer coil windings, described duplicate relay has the 1st duplicate relay, 2nd duplicate relay, 3rd duplicate relay, 4th duplicate relay, 5th duplicate relay and the 6th duplicate relay, use as protection switch, single-phase intelligent voltage regulator sends control command by receiving Based Intelligent Control switch unit, can rationally to a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor, six relays and six duplicate relaies carry out open and close action, for changing the tap access way of isolating transformer, realize single-phase intelligent voltage regulator and automatically keep output voltage stabilization at user side, voltage can be stabilized within-10% ~+7%.
1) when Based Intelligent Control switch unit monitoring uniline is low-voltage, warp and reference voltage com-parison and analysis, send corresponding control command, make the 1st relay, the 5th relay closes, 2nd relay, the 3rd relay, the 4th relay, the 6th relay disconnect, final when the contact of closed single-pole double throw interlock type A.C. contactor, automatically another contact is disconnected, now single-phase intelligent voltage regulator can realize boosting, wherein said boosting ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc.; Or the 3rd relay, the 5th relay closes, 1st relay, the 2nd relay, the 4th relay, the 6th relay disconnect, final when another contact of closed single-pole double throw interlock type A.C. contactor, automatic break, now coil access way changes, single-phase intelligent voltage regulator can realize boosting, and wherein said boosting ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc.; 2) when Based Intelligent Control switch unit monitoring uniline is high voltage, warp and reference voltage com-parison and analysis, send corresponding control command, make the 2nd relay, the 6th relay closes, 1st relay, the 3rd relay, the 4th relay, the 5th relay disconnect, final when another contact of closed single-pole double throw interlock type A.C. contactor, automatic break, now single-phase intelligent voltage regulator can realize step-down, wherein said step-down ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc.; Or the 4th relay, the 6th relay closes, 1st relay, the 2nd relay, the 3rd relay, the 5th relay disconnect, final when another contact of closed single-pole double throw interlock type A.C. contactor, automatic break, now coil access way changes, single-phase intelligent voltage regulator can realize step-down, and wherein said step-down ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc.; Single-pole single-throw(SPST plain edition A.C. contactor and the 1st duplicate relay, the 2nd duplicate relay, the 3rd duplicate relay, the 4th duplicate relay, the 5th duplicate relay, the 6th duplicate relay, under the work of single-phase intelligent voltage regulator normal power supply, are in closure state; When single-pole double throw interlock type A.C. contactor breaks down, single-pole single-throw(SPST plain edition A.C. contactor by timely disjunction, protection single-phase intelligent voltage regulator useful life; When a certain road in the 1st relay, the 2nd relay, the 3rd relay, the 4th relay, the 5th relay, the 6th relay break down cannot disjunction time; the also corresponding timely disjunction of the 1st duplicate relay in respective channels, the 2nd duplicate relay, the 3rd duplicate relay, the 4th duplicate relay, the 5th duplicate relay, the 6th duplicate relay, protective separation transformer is not damaged.
Described isolating transformer has n tap, and wherein n is natural number, and the centre tap in its n tap is in the tap of one end, N number of tap can be extracted out, have corresponding (1 ~ N) individual relay simultaneously, be respectively X1 relay, X2 relay ... XN relay, and have corresponding (1 ~ N) individual duplicate relay, be respectively X1' duplicate relay, X2' duplicate relay ... XN' duplicate relay, wherein N' is natural number; From centre tap to other end tap, extraction has another N number of tap, have corresponding (1 ~ N) individual relay simultaneously, be respectively Y1 relay, Y2 relay ... YN relay, and have corresponding (1 ~ N) individual duplicate relay, be respectively Y1' duplicate relay, Y2' duplicate relay ... YN' duplicate relay, wherein N' is natural number; All duplicate relaies, when single-phase intelligent voltage regulator normally works, are all in closure state; Wherein when X1 relay, X2 relay ... the relay closes of any one odd-numbered in XN relay, Y1 relay, Y2 relay, the relay closes of any one even-numbered in YN relay, now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize boost function; Wherein when X1 relay, X2 relay, the relay closes of any one even-numbered in XN relay, Y1 relay, Y2 relay,, the relay closes of any one odd-numbered in YN relay, now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize buck functionality.
Specifically, a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal of the present invention, comprise Based Intelligent Control switch unit, described Based Intelligent Control switch unit is also one of technological innovation of the present invention, Based Intelligent Control switch unit not only includes traditional voltage, current acquisition module, power module, data memory module, wireless communication modules etc., go back being integrally combined by switch motion unit of novelty.Switch motion unit includes a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay combine.Described Based Intelligent Control switch unit not only possesses collection arbitration functions, also possesses switch breaking function simultaneously, achieve automatic tracking, monitoring uniline voltage, current information, feedback voltage is obtained by each sample circuit, through carrying out com-parison and analysis with reference voltage, if when now Monitoring Line is low-voltage state, Based Intelligent Control switch unit to automatically switch sending control command the switching of each channel AC contactor and relay, change the coil access way of (1 ~ n) tap insulating transformer, realize promoting circuit terminal voltage.Described a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal also arranges bypass functionality, and when overvoltage or extra low voltage appear in circuit, device will automatically switch to bypass condition, proterctive equipment safe operation, simultaneously the reliable electricity consumption of assurance device backend user.
A kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal of the present invention, what comprise single-phase intelligent voltage regulator, Android system handheld terminal and backstage main website formation contains the integral systems such as data monitoring, optimum configurations, state control.Android system handheld terminal supports GPRS wireless telecommunications and WIFI wireless communication function, can meet in erecting bed or long-rangely carry out data interaction to single-phase intelligent voltage regulator and state controls, convenient on-the-spot installation and debugging.Backstage main website, by GPRS module, realizes real-time communication and the data interaction of backstage main website and single-phase intelligent voltage regulator, and carries out Analysis of Policy Making in conjunction with historical data, carry out state control and program remote upgrading etc. to equipment.
A kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal of the present invention, comprise single-phase intelligent voltage regulator, its design feature is: described single-phase intelligent voltage regulator comprises breaker of plastic casing, Based Intelligent Control switch unit, current transformer, (1 ~ n) tap insulating transformer, power capacitor.Described breaker of plastic casing is the normal break-make that can ensure equipment, has the functions such as short-circuit protection; Described Based Intelligent Control switch unit key control unit and switch motion unit is incorporated into one, wherein contain a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay in Based Intelligent Control switch unit, key control unit gathers the voltage of uniline, com-parison and analysis is carried out with reference voltage, switch by calculating the action sending control command control switch motor unit, change the tap access way of (1 ~ n) tap insulating transformer, realize pressure regulation action; Described current transformer is used to gather the reactive demand of uniline electric current for computational scheme; Described (1 ~ n) tap insulating transformer is the final executive component for promoting line voltage distribution, can be according to the actual requirements, (1 ~ n) individual tap is extracted out at different winding position, make Based Intelligent Control switch unit after judgement and action, change the access way of winding tap, and then realize boosting, the antihypertensive effect of single-phase intelligent voltage regulator; Described power capacitor is for compensated line reactive demand, improves power factor, reduces line loss.
The present invention and patent CN103606927A contrast:
1) CN103606927A adopts single-pole single-throw(SPST type A.C. contactor as fling-cut switch, autotransformer is as boosting unit, need to configure corresponding voltage stabilizing inversion manager to ensure the reliable power supply of A.C. contactor, not only increase installation weight, and cost also will increase.And the present invention's employing is the fling-cut switch of magnetic latching relay as the tap of switching isolating transformer, isolating transformer, as boosting unit, makes installation cost low, lightweight.
2) the single-phase voltage regulating controller described in CN103606927A, being for gathering line voltage distribution, current information, carrying out corresponding data processing and sending corresponding control command.And the present invention adopts Based Intelligent Control switch unit, novelty data acquisition, calculating, process, control, switch motion are incorporated into one, not only can gather line voltage distribution, current information carries out data processing and sends control command, also by a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor and relay integrated as fling-cut switch, effectively reduce volume and the weight of device, reduce costs simultaneously.
The present invention and patent CN103683298A contrast:
A kind of intelligent low-voltage voltage regulator described in patent CN103683298A, comprising transformer, voltage detecting control device, boosting circuit breaker and bypass breaker, is also for promoting circuit low-voltage.And single-phase intelligent voltage regulator of the present invention, Android system handheld terminal and backstage main website are formed containing the integral system such as data monitoring, optimum configurations, state control, realize transmission line voltage uprating function, simultaneously Android system handheld terminal and backstage main website with the use of, the debugging of in-site installation personnel can not only be greatly facilitated, and power supply administration can be met realize home-confined can paying close attention to equipment operating condition and on-the-spot line voltage distribution quality, for electric company provides managing intelligent information, promote power supply enterprise's image.
Accompanying drawing explanation
Fig. 1 is the structure chart of the single-phase intelligent voltage regulator of the embodiment of the present invention.
Fig. 2 is the structure chart of the Based Intelligent Control switching unit in Fig. 1.
Fig. 3 is the structure chart of the internal switch motor unit of the Based Intelligent Control switch unit of the embodiment of the present invention.
Fig. 4 is the pressure regulation schematic diagram of movements in Fig. 1.
Fig. 5 is n of the present invention pressure regulation gear schematic diagram of movements.
Fig. 6 is the operation principle block diagram of the single-phase intelligent voltage regulator of the embodiment of the present invention.
Fig. 7 is system construction drawing of the present invention.
Fig. 8 is the system construction drawing of Fig. 1 in conjunction with backstage main website.
Fig. 9 is the system construction drawing of the embodiment of the present invention in conjunction with backstage main website.
Embodiment
Below in conjunction with drawings and Examples, a kind of low-voltage intelligent voltage-regulation voltage-stabilization System Working Principle with handheld terminal of the present invention and the course of work are described in detail:
The present invention includes single-phase intelligent voltage regulator, is the structure chart of the voltage-regulation voltage-stabilization of embodiment of the present invention as shown in Figure 1.In figure: breaker of plastic casing 1, current transformer 2, Based Intelligent Control switch unit 3, (1 ~ n) tap insulating transformer 4, power capacitor 5, the n in the present invention is natural number.Wherein single-phase intelligent voltage regulator comprises breaker of plastic casing, current transformer, Based Intelligent Control switch unit, power capacitor and (1 ~ n) tap insulating transformer, current transformer 2 adopts wire to be connected with Based Intelligent Control switch unit 3, Based Intelligent Control switch unit 3 adopts copper conductor to be connected with (1 ~ n) tap insulating transformer 4, and Based Intelligent Control switching unit 3 adopts copper conductor to be connected with power capacitor 5.Wherein Based Intelligent Control switch unit 3 is that prior art also can for adopting below the present invention proprietary technology as described in Figure 2.Based Intelligent Control switch unit 3 is the technology that general existing technical staff can realize, it has following function: Based Intelligent Control switch unit 3 is by key control unit and switch motion unit being incorporated into one, key control unit can gather voltage on monitoring uniline and the secondary side current information of current transformer 2 automatically, reasonable analysis calculates the reactive demand of current line and gathers the comparative analysis situation of line voltage distribution and reference voltage, when circuit reactive demand is large, command adapted thereto is sent by Based Intelligent Control switch unit 3, switch motion unit action in automatic control Based Intelligent Control switch unit 3, realize the input of power capacitor 5, improve line power factor, improve line voltage distribution.When dropping into power capacitor 5, continuation is gathered uniline voltage by Based Intelligent Control switch unit 3, com-parison and analysis is carried out according to reference voltage parameter threshold, send a single-pole double throw interlock type A.C. contactor in command adapted thereto automatic regulating switch motor unit, a single-pole single-throw(SPST plain edition A.C. contactor, the switching of (1 ~ N) individual relay and (1 ~ N) individual duplicate relay, N in the present invention is odd number, described switch motion unit comprises a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay, change the access way of tap in (1 ~ n) tap insulating transformer 4, the effective turn changing coil realizes voltage regulation function, not only can boost but also can step-down.When circuit reactive demand is normal, power capacitor 5 need not be dropped into, if Based Intelligent Control switch unit 3 continues to gather uniline voltage, com-parison and analysis is carried out according to reference voltage parameter threshold, the switching of (1 ~ N) individual relay that Based Intelligent Control switch unit 3 also will send in command adapted thereto automatic regulating switch motor unit, change the access way of tap in (1 ~ n) tap insulating transformer 4, the effective turn changing coil realizes voltage regulation function, not only can boost but also can step-down; As shown in Figure 7, described Android system handheld terminal is connected with single-phase intelligent voltage regulator by GPRS wireless communication module or WIFI wireless communication module; Android system handheld terminal carries out information interaction by GPRS wireless communication module or WIFI wireless communication module and single-phase intelligent voltage regulator; Android system handheld terminal person easy to use can carry out optimum configurations, the collection of history data and state to device and controls.
As shown in Figure 2, the structure chart of the Based Intelligent Control switch unit of embodiment of the present invention, comprise main control MCU, single-phase AC voltage current acquisition module, data memory module, wireless communication module (GPRS wireless telecommunications and WIFI wireless telecommunications), power module, a switch motion unit (single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay), described single-phase AC voltage current acquisition module, data memory module, wireless communication module, power module, switch motion unit is connected with main control MCU respectively, above-mentioned concrete each component models and function as follows:
1) main control MCU: adopt existing commercially available prod, complete transmission and control and send the switching of a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay in control signal driving switch motor unit, carry out controlling the switching of power capacitor and the gear switch of (1 ~ n) tap insulating transformer, these calibration analytes and calculation procedure are that those skilled in the art can realize.
2) single-phase AC voltage current acquisition module: it comprises electric energy computation chip and signal processing circuit, electric energy computation chip adopts high-precision AD chip, high-precision AD chip uses as electric current and voltage metering, the effect of signal processing circuit is that the electric current and voltage information of input is nursed one's health into the signal that can do accurate analog digital translation and calculating in high-precision AD chip, send result timing to main control MCU again, this part have employed the high-precision AD chip of specialty.High-precision AD chip and signal processing circuit are prior art.
3) data memory module: this module stores various service data and inquires about, can adopt all kinds of storage medium, is prior art.
4) wireless communication module: this wireless communication module contains GPRS wireless telecommunications and WIFI wireless telecommunications.Real time data is carried out mutual by GPRS wireless telecommunications and backstage main website.Data interaction is carried out by WIFI wireless telecommunications and Android system handheld terminal.These GPRS wireless telecommunications and WIFI wireless telecommunications are prior art.
5) power module: alternating current 220V inputs as power supply, converts multi-channel DC voltage to for each circuit module through power module.Wherein main control MCU, wireless communication module etc. adopt 3.3V, and single-phase AC voltage current acquisition module work voltage is 5V.
6) switch motion unit: this module is by a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay combine, when main control MCU sends control signal instruction, a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay can carry out switching action according to the command adapted thereto received, change the tap access way of (1 ~ n) tap insulating transformer, realize voltage regulation result, an above-mentioned single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay are that those skilled in the art can realize.
As shown in Figure 3, a kind of structure chart with the Based Intelligent Control switch unit internal switch motor unit in the low-voltage intelligent voltage-regulation voltage-stabilization system of handheld terminal of the embodiment of the present invention, wherein said switch motion unit is combined by a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay, and described each relay is in parallel with a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor after connecting with a duplicate relay; One of them single-pole double throw interlock type A.C. contactor be for single-phase intelligent voltage regulator when gear switch and bypass changeover, ensure that reliable power supply there will not be the short time power down situation of equipment backend user side.A single-pole single-throw(SPST plain edition A.C. contactor uses as a kind of protection switch; during single-phase intelligent voltage regulator normal power supply; this A.C. contactor is in normally closed state; when a single-pole double throw interlock type A.C. contactor breaks down; a single-pole single-throw(SPST plain edition A.C. contactor will reliably disconnect, the operation of protective device.(1 ~ N) individual relay and (1 ~ N) individual duplicate relay use as the fling-cut switch switching (1 ~ n) tap insulating transformer coil windings, when device works in normal state, (1 ~ N) individual duplicate relay normally will be in closure state, the control command that reception main control MCU sends by (1 ~ N) individual relay, change the access way of (1 ~ n) tap insulating transformer coil windings, realize boosting and the buck functionality of equipment backend user.If when (1 ~ N) individual relay breaks down and cannot carry out normal disjunction, main control MCU will send control command, control the normal disjunction of (1 ~ N) individual duplicate relay, realize defencive function.
As shown in Figure 4, the simple pressure regulation schematic diagram of movements of the embodiment of the present invention, wherein K 1contact K 1-1with another contact K 1-2a kind of single-pole double throw interlock type A.C. contactor that combination is formed, namely at short notice, as contact K 1-1time closed, another contact K 1-2disconnect, as another contact K 1-2time closed, contact K 1-1disconnect, can meet in gear switch process, ensure backend user not power-off.K 2being a single-pole single-throw(SPST plain edition A.C. contactor, is use as protection switch.K 3, K 4, K 5, K 6, K 7, K 8for relay, be the 1st relay K respectively 3, the 2nd relay K 4, the 3rd relay K 5, the 4th relay K 6, the 5th relay K 7with the 6th relay K 8, as the fling-cut switch of the access way of switching (1 ~ n) individual tap insulating transformer coil windings; K 3', K 4', K 5', K 6', K 7', K 8'for duplicate relay, be the 1st duplicate relay K respectively 3', the 2nd duplicate relay K 4', the 3rd duplicate relay K 5', the 4th duplicate relay K 6', the 5th duplicate relay K 7'with the 6th duplicate relay K 8'use as protection switch; device sends control command by receiving Based Intelligent Control switch unit; rationally open and close action is carried out to a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay; for changing the tap access way of isolating transformer, realizing single-phase intelligent voltage regulator and automatically keeping output voltage stabilization within-10% ~+7% at user side.Embodiment as: 1) when Based Intelligent Control switch unit monitoring uniline be low-voltage time, through and reference voltage com-parison and analysis, send corresponding control command, make the 1st relay K 3, the 5th relay K 7closed, the 2nd relay K 4, the 3rd relay K 5, the 4th relay K 6, the 6th relay K 8disconnect, finally at closed single-pole double throw interlock type A.C. contactor K 1contact K 1-2, automatically disconnect another contact K 1-1, now single-phase intelligent voltage regulator can realize boosting 10%, and wherein said boosting ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc.; Or the 3rd relay K 5, the 5th relay K 7closed, the 1st relay K 3, the 2nd relay K 4, the 4th relay K 6, the 6th relay K 8disconnect, finally close interlock type A.C. contactor K at single-pole double throw 1k 1-2, automatically disconnect K 1-1, now coil access way changes, and single-phase intelligent voltage regulator can realize boosting 20%, and wherein said boosting ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc.2) when Based Intelligent Control switch unit monitoring uniline is high voltage, warp and reference voltage com-parison and analysis, send corresponding control command, make the 2nd relay K 4, the 6th relay K 8closed, the 1st relay K 3, the 3rd relay K 5, the 4th relay K 6, the 5th relay K 7disconnect, finally at closed single-pole double throw interlock type A.C. contactor K 1another contact K 1-2, automatic break K 1-1, now single-phase intelligent voltage regulator can realize step-down 10%, and wherein said step-down ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc.; Or the 4th relay K 6, the 6th relay K 8closed, the 1st relay K 3, the 2nd relay K 4, the 3rd relay K 5, the 5th relay K 7disconnect, finally at closed single-pole double throw interlock type A.C. contactor K 1another contact K 1-2, automatic break K 1-1, now coil access way changes, and single-phase intelligent voltage regulator can realize step-down 20%, and wherein said step-down ratio also can customize according to customer demand, as 5%, 10%, 20%, 30% etc.K 2single-pole single-throw(SPST plain edition A.C. contactor and K 3', K 4', K 5', K 6', K 7', K 8'duplicate relay, under the work of device normal power supply, is in closure state.When single-pole double throw interlock type A.C. contactor breaks down, single-pole single-throw(SPST plain edition A.C. contactor K 2by timely disjunction, protective device useful life.Work as K 3, K 4, K 5, K 6, K 7, K 8the a certain road of relay break down cannot disjunction time, the K in respective channels 3', K 4', K 5', K 6', K 7', K 8'duplicate relay is also by timely disjunction, and protective separation transformer is not damaged.
As shown in Figure 5, n pressure regulation gear schematic diagram of movements of the embodiment of the present invention, K 1k 1-1with K 1-2a kind of single-pole double throw interlock type A.C. contactor that combination is formed, namely at short notice, works as K 1-1time closed, K 1-2disconnect, work as K 1-2time closed, K 1-1disconnect, can meet in gear switch process, ensure backend user not power-off, K 2for single-pole single-throw(SPST plain edition A.C. contactor.According to exterior market demand, specific customization can be carried out to the effect of ascending, descending pressure, the isolating transformer with n tap can be made.As Fig. 5, using 6 shown in scheming as centre tap, from tap 6 to tap 7, can extract n tap according to demand out, simultaneously corresponding (1 ~ N) individual relay is respectively X1 relay K x1, X2 relay K x2..., XN relay K xN, (1 ~ N) individual duplicate relay is respectively X1' duplicate relay K x1', X2' duplicate relay K x2' ..., XN' duplicate relay K xN', wherein N' is natural number; From tap 6 to tap 8, can extract n tap according to demand out, simultaneously corresponding (1 ~ N) individual relay is respectively Y1 relay K y1, Y2 relay K y2..., YN relay K yN, (1 ~ N) individual duplicate relay is respectively Y1' duplicate relay K y1', Y2' duplicate relay K y2' ..., YN' duplicate relay K yN'; All duplicate relaies, when device normally works, are all in closure state.Wherein work as K x1, K x2..., K xNin relay closes (the i.e. K of any one odd-numbered x1, K x3, K x5..., K xM, M is odd number), K y1, K y2..., K yNin relay closes (the i.e. K of any one even-numbered y2, K y4, K y6..., K yM-1, M is odd number), now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize boost function; Wherein work as K x1, K x2..., K xNin relay closes (the i.e. K of any one even-numbered x2, K x4, K x6..., K xM-1, M is odd number), K y1, K y2..., K yNin relay closes (the i.e. K of any one odd-numbered y1, K y3, K y5..., K yM, M is odd number), now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize buck functionality.
As shown in Figure 6, the operation principle block diagram of the single-phase intelligent voltage regulator of the embodiment of the present invention, wherein single-phase intelligent voltage regulator comprises breaker of plastic casing, current transformer, Based Intelligent Control switch unit, power capacitor and (1 ~ n) tap insulating transformer.Wherein Based Intelligent Control switch unit comprises main control MCU, single-phase AC voltage current acquisition module, switch motion unit, data memory module, wireless communication module.Wherein said switch motion unit is combined by a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay; Described wireless communication module comprises GPRS wireless communication module and WIFI wireless communication module.Live wire L on uniline, after zero line N accesses the single-phase AC voltage current acquisition module of Based Intelligent Control switch unit, by sending into the electric energy computation chip of data acquisition module after the signal processing circuit conditioning of data acquisition module, main control MCU by SPI communication bus control electric energy computation chip (high-precision AD chip) to the signal processing circuit by data acquisition module nurse one's health into electric energy computation chip can signal do accurate analog digital translation and calculating, to obtain uniline reactive demand and low voltage or the information such as higher, the reactive demand of uniline and low voltage or the information timing such as higher is sent to main control MCU again by SPI communication bus, main control MCU is again through adjustment algorithm, calculate suitable adjustable strategies, when circuit needs to carry out reactive power compensation, control the input of power capacitor.When there is low-voltage in uniline or voltage is too high, control the switching of a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay, change the winding access way of (1 ~ n) tap insulating transformer, thus realize boosting or the step-down of circuit, reach the object of adjustment voltage.
As shown in Figure 7, the present invention adopts single-phase intelligent voltage regulator and being integrally formed of Android system handheld terminal system; Described Android system handheld terminal is general prior art, and Android system handheld terminal carries out information interaction by GPRS wireless communication module or WIFI wireless communication module and single-phase intelligent voltage regulator; Android system handheld terminal person easy to use can utilize GPRS wireless communication module or WIFI wireless communication module, carry out the parameters such as pressure regulation parameter, IP address, overvoltage limit value, overcurrent limit value, under-voltage limit value to arrange device, the reliability service of assurance device.Android system handheld terminal can also utilize GPRS wireless communication module or WIFI wireless communication module, gathers, be beneficial to user to plant running state analysis to historical datas such as device voltage, electric current, action frequencies.Android system handheld terminal can also utilize GPRS wireless communication module or WIFI wireless communication module, and the state dropping into device at the scene and excise controls, and conveniently debugs device in installation process.When Based Intelligent Control switch unit of the present invention adopts the technology of Fig. 2, comprise main control MCU, data acquisition module, data memory module, wireless communication module, power module and switching control module, described data acquisition module, data memory module, wireless communication module, power module is connected with main control MCU respectively with switching control module, described Android system handheld terminal carries out information interaction by GPRS wireless communication module or WIFI wireless communication module and single-phase intelligent voltage regulator, complete transmission by main control MCU and control, for the technology that those skilled in the art can realize.
As shown in Figure 8, the present invention adopts single-phase intelligent voltage regulator and backstage main website being integrally formed system.Described backstage main website is general prior art, and backstage main website carries out wireless telecommunications by GPRS communication module and single-phase intelligent voltage regulator; Backstage main website can person easy to use to device carry out optimum configurations, various in real time and the collection of history data and state control.When Based Intelligent Control switch unit of the present invention adopts the technology of Fig. 2, comprise main control MCU, data acquisition module, data memory module, wireless communication module, power module and switching control module, described data acquisition module, data memory module, wireless communication module, power module is connected with main control MCU respectively with switching control module, described backstage main website carries out information interaction by the GPRS communication module in GPRS communication module and Based Intelligent Control switch unit, complete transmission by main control MCU and control, for the technology that those skilled in the art can realize.
As shown in Figure 9, the present invention adopts single-phase intelligent voltage regulator, Android system handheld terminal and backstage main website being integrally formed system.Android system handheld terminal carries out information interaction by GPRS wireless communication module or WIFI wireless communication module and single-phase intelligent voltage regulator, and Android system handheld terminal can also carry out wireless telecommunications with backstage main website.Backstage main website also can carry out wireless telecommunications by GPRS communication module and single-phase intelligent voltage regulator; Android system handheld terminal and backstage main website can carry out optimum configurations, history data collection and state to single-phase intelligent voltage regulator simultaneously control.Backstage main website also can carry out parameter configuration to Android system handheld terminal.When the Based Intelligent Control switch unit that the present invention adopts adopts the technology of Fig. 2, comprise main control MCU, data acquisition module, data memory module, wireless communication module, power module and switching control module, described data acquisition module, data memory module, wireless communication module, power module is connected with main control MCU respectively with switching control module, described Android system handheld terminal is connected with main control MCU with backstage main website, Android system handheld terminal carries out information interaction by GPRS wireless communication module or WIFI wireless communication module and single-phase intelligent voltage regulator, backstage main website carries out information interaction by the GPRS communication module in GPRS communication module and Based Intelligent Control switch unit, Android system handheld terminal can also dock with backstage main website, complete transmission by main control MCU and control, for the technology that those skilled in the art can realize.

Claims (9)

1. the low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal, comprises single-phase intelligent voltage regulator, live wire L on Android system handheld terminal and uniline, zero line N, is characterized in that: described single-phase intelligent voltage regulator comprises breaker of plastic casing, current transformer, Based Intelligent Control switch unit, power capacitor and (1 ~ n) individual tap insulating transformer, wherein n is natural number, and described Based Intelligent Control switch unit comprises main control MCU, single-phase AC voltage current acquisition module, switch motion unit, data memory module, power module, wireless communication module, described single-phase AC voltage current acquisition module, data memory module, wireless communication module, power module, switch motion unit is connected with main control MCU respectively, and described switch motion unit is by a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay combine, and described each relay is connected with a duplicate relay afterwards and a single-pole double throw interlock type A.C. contactor, a single-pole single-throw(SPST plain edition A.C. contactor is in parallel, described wireless communication module comprises GPRS wireless communication module and WIFI wireless communication module, described Android system handheld terminal is connected with single-phase intelligent voltage regulator by GPRS wireless communication module or WIFI wireless communication module.
2. a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal according to claim 1, it is characterized in that: the single-pole double throw interlock type A.C. contactor in described single-phase intelligent voltage regulator be for single-phase intelligent voltage regulator when gear switch and bypass changeover, ensure that reliable power supply there will not be the short time power down situation of equipment backend user side; Described single-pole single-throw(SPST plain edition A.C. contactor uses as a kind of protection switch, during single-phase intelligent voltage regulator normal power supply, this A.C. contactor is in normally closed state, when single-pole double throw interlock type A.C. contactor breaks down, single-pole single-throw(SPST plain edition A.C. contactor reliably disconnects, the normal operation of protection single-phase intelligent voltage regulator; Described (1 ~ N) individual relay and (1 ~ N) individual duplicate relay use as the fling-cut switch switching (1 ~ n) individual tap insulating transformer coil windings, N is natural number, when single-phase intelligent voltage regulator works in normal state, (1 ~ N) individual duplicate relay normally will be in closure state, the control command that reception main control MCU sends by (1 ~ N) individual relay, change the access way of (1 ~ n) individual tap insulating transformer coil windings, realize boosting and the buck functionality of single-phase intelligent voltage regulator backend user; When (1 ~ N) individual relay break down cannot carry out normal disjunction time, main control MCU will send control command, control the normal disjunction of (1 ~ N) individual duplicate relay, realize defencive function.
3. a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal according to claim 1 and 2, is characterized in that: described single-pole double throw interlock type A.C. contactor is by contact (K 1-1) and another contact (K 1-2) combination formation, when junction closure, another contact (K 1-2) disconnect, as another contact (K 1-2) closed time, contact (K 1-1) disconnect, can meet in gear switch process, ensure the not power-off of single-phase intelligent voltage regulator backend user; Single-pole single-throw(SPST plain edition A.C. contactor (K 2), be use as protection switch; Described relay has the 1st relay (K 3), the 2nd relay (K 4), the 3rd relay, the 4th relay (K 6), the 5th relay (K 7) and the 6th relay (K 8), as the fling-cut switch of the access way of switching (1 ~ n) individual tap insulating transformer coil windings; Described duplicate relay has the 1st duplicate relay (K 3'), the 2nd duplicate relay (K 4'), the 3rd duplicate relay (K 5'), the 4th duplicate relay (K 6'), the 5th duplicate relay (K 7') and the 6th duplicate relay (K 8'); use as protection switch; single-phase intelligent voltage regulator sends control command by receiving Based Intelligent Control switch unit; rationally can carry out open and close action to a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, six relays and six duplicate relaies; for changing the tap access way of isolating transformer, realizing single-phase intelligent voltage regulator and automatically keeping output voltage stabilization at user side.
4. a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal according to claim 1 and 2, it is characterized in that: described isolating transformer has n tap, wherein n is natural number, centre tap (6) in its n tap is in the tap of one end, N number of tap can be extracted out, have corresponding (1 ~ N) individual relay simultaneously, be respectively X1 relay (K x1), X2 relay (K x2) ..., XN relay (K xN), and have corresponding (1 ~ N) individual duplicate relay, be respectively X1' duplicate relay (K x1'), X2' duplicate relay (K x2') ..., XN' duplicate relay, wherein N' is natural number; From centre tap (6) to other end tap (8), extract out and have another N number of tap, have corresponding (1 ~ N) individual relay simultaneously, be respectively Y1 relay (K y1), Y2 relay ..., YN relay (K yN), and have corresponding (1 ~ N) individual duplicate relay, be respectively Y1' duplicate relay, Y2' duplicate relay (K y2') ..., YN' duplicate relay (K yN'), wherein N' is natural number; All duplicate relaies, when single-phase intelligent voltage regulator normally works, are all in closure state; Wherein as X1 relay (K x1), X2 relay (K x2) ..., XN relay (K xN) in the relay closes of any one odd-numbered, Y1 relay (K y1), Y2 relay (K y2) ..., YN relay (K yN) in the relay closes of any one even-numbered, now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize boost function; Wherein as X1 relay (K x1), X2 relay (K x2) ..., the relay closes of any one even-numbered in XN relay, Y1 relay (K y1), Y2 relay (K y2) ..., YN relay (K yN) in the relay closes of any one odd-numbered, now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize buck functionality.
5. a kind of low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal according to claim 3, it is characterized in that: 1) when Based Intelligent Control switch unit monitoring uniline is low-voltage, warp and reference voltage com-parison and analysis, send corresponding control command, make the 1st relay (K 3), the 5th relay (K 7) closed, the 2nd relay (K 4), the 3rd relay (K 5), the 4th relay (K 6), the 6th relay (K 8) disconnect, finally at closed single-pole double throw interlock type A.C. contactor (K 1) contact (K 1-2) time, automatically disconnect another contact (K 1-1), now single-phase intelligent voltage regulator can realize boosting; Or the 3rd relay (K 5), the 5th relay (K 7) closed, the 1st relay (K 3), the 2nd relay (K 4), the 4th relay, the 6th relay (K 8) disconnect, finally at closed single-pole double throw interlock type A.C. contactor (K 1) another contact (K 1-2) time, automatic break (K 1-1), now coil access way changes, and single-phase intelligent voltage regulator can realize boosting; 2) when Based Intelligent Control switch unit monitoring uniline is high voltage, warp and reference voltage com-parison and analysis, send corresponding control command, make the 2nd relay (K 4), the 6th relay (K 8) closed, the 1st relay (K 3), the 3rd relay (K 5), the 4th relay (K 6), the 5th relay (K 7) disconnect, finally at closed single-pole double throw interlock type A.C. contactor (K 1) another contact (K 1-2) time, automatic break (K 1-1), now single-phase intelligent voltage regulator can realize step-down; Or the 4th relay (K 6), the 6th relay (K 8) closed, the 1st relay (K 3), the 2nd relay (K 4), the 3rd relay, the 5th relay (K 7) disconnect, finally at closed single-pole double throw interlock type A.C. contactor (K 1) another contact time, automatic break (K 1-1), now coil access way changes, and single-phase intelligent voltage regulator can realize step-down; Single-pole single-throw(SPST plain edition A.C. contactor (K 2) and the 1st duplicate relay (K 3'), the 2nd duplicate relay (K 4'), the 3rd duplicate relay (K 5'), the 4th duplicate relay (K 6'), the 5th duplicate relay (K 7'), the 6th duplicate relay (K 8') under the work of single-phase intelligent voltage regulator normal power supply, be in closure state; When single-pole double throw interlock type A.C. contactor breaks down, single-pole single-throw(SPST plain edition A.C. contactor (K 2) by timely disjunction, protection single-phase intelligent voltage regulator useful life; As the 1st relay, the 2nd relay (K 4), the 3rd relay (K 5), the 4th relay (K 6), the 5th relay (K 7), the 6th relay (K 8) in a certain road break down cannot disjunction time, the 1st duplicate relay (K in respective channels 3'), the 2nd duplicate relay (K 4'), the 3rd duplicate relay (K 5'), the 4th duplicate relay (K 6'), the 5th duplicate relay (K 7'), the 6th duplicate relay (K 8') also corresponding timely disjunction, protective separation transformer is not damaged.
6. the pressure regulation method of the low-voltage intelligent voltage-regulation voltage-stabilization system with handheld terminal, comprise the steps: the live wire L on uniline, after zero line N accesses the single-phase AC voltage current acquisition module of Based Intelligent Control switch unit, by sending into the electric energy computation chip of data acquisition module after the signal processing circuit conditioning of data acquisition module, main control MCU by SPI communication bus control electric energy computation chip to the signal processing circuit by data acquisition module nurse one's health into electric energy computation chip can signal do accurate analog digital translation and calculating, obtain uniline reactive demand and low voltage or higher information, the reactive demand of uniline and low voltage or the timing of higher information is sent to main control MCU again by SPI communication bus, main control MCU is again through adjustment algorithm, calculate suitable adjustable strategies, when circuit needs to carry out reactive power compensation, control the input of power capacitor, when there is low-voltage in uniline or voltage is too high, control the switching of a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, (1 ~ N) individual relay and (1 ~ N) individual duplicate relay, change the winding access way of (1 ~ n) individual tap insulating transformer, thus realize boosting or the step-down of circuit, reach the object of adjustment voltage, Android system handheld terminal carries out information interaction by GPRS wireless communication module or WIFI wireless communication module and single-phase intelligent voltage regulator, and person easy to use carries out optimum configurations, the collection of history data and state to single-phase intelligent voltage regulator and controls.
7. the pressure regulation method of the low-voltage intelligent voltage-regulation voltage-stabilization system of band handheld terminal according to claim 6, is characterized in that: described single-pole double throw interlock type A.C. contactor is by contact (K 1-1) and another contact (K 1-2) combination formation, when junction closure, another contact (K 1-2) disconnect, as another contact (K 1-2) closed time, contact (K 1-1) disconnect, can meet in gear switch process, ensure the not power-off of single-phase intelligent voltage regulator backend user; Single-pole single-throw(SPST plain edition A.C. contactor uses as protection switch; Described relay has the 1st relay (K 3), the 2nd relay (K 4), the 3rd relay, the 4th relay (K 6), the 5th relay (K 7) and the 6th relay (K 8), as the fling-cut switch of the access way of switching (1 ~ n) individual tap insulating transformer coil windings; Described duplicate relay has the 1st duplicate relay (K 3'), the 2nd duplicate relay (K 4'), the 3rd duplicate relay (K 5'), the 4th duplicate relay (K 6'), the 5th duplicate relay (K 7') and the 6th duplicate relay (K 8'); use as protection switch; single-phase intelligent voltage regulator sends control command by receiving Based Intelligent Control switch unit; rationally can carry out open and close action to a single-pole double throw interlock type A.C. contactor, single-pole single-throw(SPST plain edition A.C. contactor, six relays and six duplicate relaies; for changing the tap access way of isolating transformer, realizing single-phase intelligent voltage regulator and automatically keeping output voltage stabilization at user side.
8. the pressure regulation method of the low-voltage intelligent voltage-regulation voltage-stabilization system of the band handheld terminal according to claim 6 or 7, it is characterized in that: 1) when Based Intelligent Control switch unit monitoring uniline is low-voltage, warp and reference voltage com-parison and analysis, send corresponding control command, make the 1st relay (K 3), the 5th relay (K 7) closed, the 2nd relay (K 4), the 3rd relay (K 5), the 4th relay (K 6), the 6th relay (K 8) disconnect, finally at closed single-pole double throw interlock type A.C. contactor (K 1) contact (K 1-2) time, automatically disconnect another contact (K 1-1), now single-phase intelligent voltage regulator can realize boosting; Or the 3rd relay (K 5), the 5th relay (K 7) closed, the 1st relay (K 3), the 2nd relay, the 4th relay (K 6), the 6th relay (K 8) disconnect, finally at closed single-pole double throw interlock type A.C. contactor (K 1) another contact (K 1-2) time, automatic break (K 1-1), now coil access way changes, and single-phase intelligent voltage regulator can realize boosting; 2) when Based Intelligent Control switch unit monitoring uniline is high voltage, warp and reference voltage com-parison and analysis, send corresponding control command, make the 2nd relay (K 4), the 6th relay (K 8) closed, the 1st relay (K 3), the 3rd relay (K 5), the 4th relay (K 6), the 5th relay (K 7) disconnect, finally at closed single-pole double throw interlock type A.C. contactor (K 1) another contact (K 1-2) time, automatic break (K 1-1), now single-phase intelligent voltage regulator can realize step-down; Or the 4th relay (K 6), the 6th relay (K 8) closed, the 1st relay (K 3), the 2nd relay, the 3rd relay (K 5), the 5th relay (K 7) disconnect, finally at another contact (K of closed single-pole double throw interlock type A.C. contactor 1-2) time, automatic break (K 1-1), now coil access way changes, and single-phase intelligent voltage regulator can realize step-down; Single-pole single-throw(SPST plain edition A.C. contactor (K 2) and the 1st duplicate relay (K 3'), the 2nd duplicate relay, the 3rd duplicate relay (K 5'), the 4th duplicate relay (K 6'), the 5th duplicate relay (K 7'), the 6th duplicate relay (K 8') under the work of single-phase intelligent voltage regulator normal power supply, be in closure state; When single-pole double throw interlock type A.C. contactor breaks down, single-pole single-throw(SPST plain edition A.C. contactor (K 2) by timely disjunction, protection single-phase intelligent voltage regulator useful life; As the 1st relay (K 3), the 2nd relay (K 4), the 3rd relay (K 5), the 4th relay (K 6), the 5th relay (K 7), the 6th relay (K 8) in a certain road break down cannot disjunction time, the 1st duplicate relay (K in respective channels 3'), the 2nd duplicate relay (K 4'), the 3rd duplicate relay (K 5'), the 4th duplicate relay (K 6'), the 5th duplicate relay (K 7'), the 6th duplicate relay (K 8') also corresponding timely disjunction, protective separation transformer is not damaged.
9. the pressure regulation method of the low-voltage intelligent voltage-regulation voltage-stabilization system of the band handheld terminal according to claim 6 or 7, it is characterized in that: described isolating transformer has n tap, wherein n is natural number, centre tap (6) in its n tap is in one end tap (7), N number of tap can be extracted out, have corresponding (1 ~ N) individual relay simultaneously, be respectively X1 relay (K x1), X2 relay (K x2) ..., XN relay (K xN), and have corresponding (1 ~ N) individual duplicate relay, be respectively X1' duplicate relay (K x1'), X2' duplicate relay (K x2') ..., XN' duplicate relay (K xN'), wherein N' is natural number; From centre tap (6) to other end tap (8), extract out and have another N number of tap, have corresponding (1 ~ N) individual relay simultaneously, be respectively Y1 relay (K y1), Y2 relay (K y2) ..., YN relay (K yN), and have corresponding (1 ~ N) individual duplicate relay, be respectively Y1' duplicate relay (K y1'), Y2' duplicate relay (K y2') ..., YN' duplicate relay (K yN'), wherein N' is natural number; All duplicate relaies, when single-phase intelligent voltage regulator normally works, are all in closure state; Wherein as X1 relay (K x1), X2 relay (K x2) ..., XN relay (K xN) in the relay closes of any one odd-numbered, Y1 relay (K y1), Y2 relay (K y2) ..., YN relay (K yN) in the relay closes of any one even-numbered, now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize boost function; Wherein as X1 relay (K x1), X2 relay ..., XN relay (K xN) in the relay closes of any one even-numbered, Y1 relay (K y1), Y2 relay (K y2) ..., YN relay (K yN) in the relay closes of any one odd-numbered, now after (1 ~ n) individual tap insulating transformer tap access, change coil access way, circuit will realize buck functionality.
CN201510872384.0A 2015-12-02 2015-12-02 Low-voltage intelligent voltage adjusting and stabilizing system with handheld terminal Pending CN105262094A (en)

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Application publication date: 20160120