CN201657425U - Intelligent control system of 10KV street lamp transformer - Google Patents
Intelligent control system of 10KV street lamp transformer Download PDFInfo
- Publication number
- CN201657425U CN201657425U CN2010201548114U CN201020154811U CN201657425U CN 201657425 U CN201657425 U CN 201657425U CN 2010201548114 U CN2010201548114 U CN 2010201548114U CN 201020154811 U CN201020154811 U CN 201020154811U CN 201657425 U CN201657425 U CN 201657425U
- Authority
- CN
- China
- Prior art keywords
- circuit
- transformer
- relay
- signal
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to an intelligent control system of a 10KV street lamp transformer, comprising a transformer switching automatic control device, a signal data collection circuit, a signal data calculation and judgment circuit, an equipment operating circuit and a wireless alarm transmission circuit, wherein the transformer switching automatic control device is connected with transformer equipment; the signal data collection circuit collects signal data from a transformer system, and an output terminal is connected with the signal data calculation and judgment circuit; one output terminal of the signal data calculation and judgment circuit is connected with the equipment operating circuit, and the other terminal thereof is connected with the wireless alarm transmission circuit, and the output of the equipment operating circuit is connected with the wireless alarm transmission circuit; street lamps are turned off in daytime, and the transformer is power cut, and the transformer is powered on when illuminating is required at night, thereby reducing the electric loss of the transformer in daytime; and the power supply intelligent control system for the street lamp transformer is developed by utilizing the technologies of computer, monitoring, control and communication, plays the role of positive promotion for distribution intelligence, and has considerable market prospect.
Description
Technical field
The present utility model relates to a kind of 10KV street-lighting transformer intelligent control technology, specifically, is a kind of 10KV of being applied to street-lighting transformer supply intelligent control device.
Background technology
At present, the intelligent grid construction is carried out in electric power system comprehensively, and full electric network is carried out Based Intelligent Control, intelligent management, intellectual analysis.The intelligent construction of distribution only just begun starting, because a variety of causes fails to be generalizable always comprehensively, for 10KV street-lighting transformer supply intelligent Research on Control, it also is the intelligentized popularization and application part of distribution, be primarily aimed at 10KV distribution transformer, 10KV on-load switch, reach following 400V distribution system, carry out Based Intelligent Control, intelligent management, intellectual analysis.
10KV street-lighting transformer intelligent control technology research and construction, to play very big promotion to the power distribution system equipment safety and economic operation, at present the street-lighting transformer of operation, 10KV on-load switch, and below the 400V distribution system, owing to can not monitor in real time, basically be out of order, overhaul by user notification; Power supply quality is low, and device damage rate height if can be popularized in an all-round way and use 10KV street-lighting transformer intelligent control technology, can play crucial effects to the development of distribution system intellectualized technology.
The cities and towns road lamp power supply is powered by the 10KV distribution transformer usually; Daytime is not when needing to throw light on, from the low-pressure side power failure of transformer; Evening is in the time of need throwing light on, low tension switch is served road lamp power supply again, though this situation street lamp on daytime is stopped using, but the transformer of specializing in the street lamp electricity consumption still is in electriferous state, in other words, street-lighting transformer had tens hours in one day and is in charged no-load running state, and just there are a lot of unnecessary electric energy losses in electrical network like this.In order to address this problem, people seek a kind of desirable technology always, solve this unnecessary unnecessary loss technical scheme.
Summary of the invention
The purpose of the present utility model is to realize by following technical scheme:
This street-lighting transformer intelligence control system comprises transformer switching automatic control equipment, the signal data acquisition circuit, and signal data calculates decision circuitry, equipment operation circuit, wireless alarming emissioning circuit; Described signal data calculates decision circuitry output two terminations, is respectively S, X;
Wherein, described transformer switching automatic control equipment connects change platform equipment, the signal data acquisition circuit is from becoming the platform system acquisition to signal data, the output termination connects described signal data and calculates decision circuitry, described signal data calculates decision circuitry output termination S and connects described equipment operation circuit, the X termination connects described wireless alarming emissioning circuit, and described equipment operation circuit output connects described wireless alarming emissioning circuit.
Described transformer switching automatic control equipment comprises the distribution transformer high-voltage switch controller, low tension switch controller, power-supply controller of electric, reactive power source controller; Described power-supply controller of electric connects described transformer high-voltage on-off controller respectively, the low tension switch controller, the reactive power source controller, described transformer high-voltage on-off controller connects low tension switch controller, high-voltage switch gear, and described low tension switch controller connects reactive power source controller, low tension switch.
Wherein: described power-supply controller of electric comprises DC power supply circuit, single chip circuit, executive component relay K; DC power supply circuit is connected with single chip circuit, single chip circuit output is connected with the executive component relay K, the executive component relay K has three output control terminal, be respectively K1, K2, K3, described K1 connects high on-off controller, described K2 connects the low tension switch controller, and K3 connects the reactive power source controller;
Described high-voltage switch controller comprises 1 relay K G, the make contact K1 of the executive component relay K of described power-supply controller of electric, the make contact KD1 of the relay K D of low tension switch controller; Described relay K G coil one end is connected with make contact KD1 one end of the relay K D of make contact K1 one end of the executive component relay K of described power-supply controller of electric, described low tension switch controller respectively, the make contact K1 other end of the executive component relay K of described power-supply controller of electric with meet power supply A after the make contact KD1 other end of the relay K D of low tension switch controller is connected, the described relay K G coil other end connects power supply B.
Described low tension switch controller comprises a relay K D, the make contact K2 of the executive component relay K of described power-supply controller of electric, the make contact KG1 of the relay K G of described high-voltage switch controller; One end of described relay K D coil is connected with the end of the make contact K2 of the executive component relay K of described power-supply controller of electric, another termination power D of the make contact K2 of the executive component relay K of described power-supply controller of electric, the other end of described relay K D coil is connected with the end of the make contact KG1 of the relay K G of described high-voltage switch controller, and the other end of the make contact KG of the relay K G of described high-voltage switch controller connects power supply E.
Described reactive power source controller comprises a relay K W, the make contact K3 of the executive component relay K of described power-supply controller of electric, the make contact KD1 of the relay K D of described low tension switch controller; One end of described relay K W coil is connected with the end of the make contact K3 of the executive component relay K of described power-supply controller of electric, another termination power M of the make contact K3 of the executive component relay K of described power-supply controller of electric, the other end of described relay K W coil is connected with the end of the make contact KD1 of the relay K D of described low tension switch controller, and the other end of the make contact KD1 of the relay K D of described low tension switch controller connects power supply N.
Described signal data acquisition circuit comprises high-tension current signal acquisition circuit, low-tension current signal acquisition circuit, neutral line current signal acquisition circuit, high pressure default phase signal Acquisition Circuit, low pressure default phase signal Acquisition Circuit, low pressure phase line ground signalling Acquisition Circuit, neutral line break signal acquisition circuit, transformer temperature signal collection circuit, cable temperature signal acquisition circuit; Described high-tension current signal acquisition circuit, low-tension current signal acquisition circuit, neutral line current signal acquisition circuit, high pressure default phase signal Acquisition Circuit, low pressure default phase signal Acquisition Circuit, low pressure phase line ground signalling Acquisition Circuit, neutral line break signal acquisition circuit, transformer temperature signal collection circuit, the output of cable temperature signal acquisition circuit connect wireless alarming emissioning circuit respectively, signal data calculates decision circuitry;
Wherein, described high-tension current signal acquisition circuit is to export the current signal that is fit to requirement from high-tension current after current transformer and load resistance conversion, inserts signal data and calculates decision circuitry;
Described low-tension current signal acquisition circuit is that A, B, C three-phase current are exported the current signal that is fit to requirement after current transformer and load resistance conversion, inserts signal data and calculates decision circuitry;
Described neutral line current signal acquisition circuit is that neutral line current is exported the current signal that is fit to requirement after current transformer and load resistance conversion, inserts signal data and calculates decision circuitry;
Described high pressure default phase signal Acquisition Circuit is from described high pressure open phase protector acquired signal, is connected in wireless alarming emissioning circuit;
Described low pressure default phase signal Acquisition Circuit is from described low pressure open phase protector acquired signal, is connected in wireless alarming emissioning circuit;
Described low pressure phase line ground signalling Acquisition Circuit is to gather the phase line ground signalling from described residual current operated protective device, connects into wireless alarming emissioning circuit;
Described low pressure neutral line break signal acquisition circuit is from described low pressure neutral line break protector acquired signal, is connected in wireless alarming emissioning circuit;
Described transformer temperature signal collection circuit is from transformer detector unit digital temperature sensor collecting temperature data-signal, is connected in signal data and calculates decision circuitry;
Described cable temperature signal acquisition circuit is that the detector unit digital temperature sensor is connected in a certain position of described cable end, gathers the cable temperature data-signal from detector unit, is connected in signal data and calculates decision circuitry.
Described signal data calculates decision circuitry and comprises the A/D translation circuit, calculates decision circuitry, executive component; Described A/D translation circuit input connects described signal data acquisition circuit output end head, and the output of A/D translation circuit connects described data computation decision circuitry, and the output of data computation decision circuitry connects described executive component; Described executive component output has two terminations, is respectively S, X, and the S termination connects described equipment operation circuit, and the X termination connects described wireless alarming emissioning circuit.
Described equipment operation circuit comprises the divide-shut brake control circuit of high-voltage switch gear motor drive mechanism, the divide-shut brake control circuit of low tension switch motor drive mechanism, the control circuit of reactive-load compensation equipment automatic switching device; The equipment operation circuit input signal calculates decision circuitry S termination from signal data respectively, and operation of equipment is carried out back equipment state signal output and connected wireless alarming emissioning circuit.
Wherein, described high-voltage switch gear branch, contacting controling circuit are meant high-voltage switch gear motor drive mechanism branch, the closing circuit of described operation;
Described low tension switch branch, contacting controling circuit are meant low tension switch motor drive mechanism branch, the closing circuit of described operation;
The control circuit of described reactive-load compensation equipment automatic switching device is meant the switching operation circuit of described reactive-load compensation equipment automatic switching device.
Described wireless alarming emissioning circuit comprises signal input circuit, coding circuit, radiating circuit; Described signal input circuit respectively with described data computation decision circuitry, equipment operation circuit, the output of described signal input circuit connects described coding circuit, coding circuit connects described radiating circuit.
This 10KV street-lighting transformer intelligence control system is utilized advanced computer technology, monitoring technology, and control technology, the communication technology, thus develop a kind of street-lighting transformer, 10KV on-load switch, intelligent monitoring system of 400V distribution system of being used for.The relative prior art of the present utility model has outstanding substantive distinguishing features and obvious improvement, specifically, this street-lighting transformer supply intelligent control system technological progress, reasonable in design, desirable realization street-lighting transformer Based Intelligent Control, intelligent management is for development network distribution system Based Intelligent Control, will play positive facilitation, the concrete advantage of this intelligence control system:
1, this intelligence control system is monitored street-lighting transformer platform district safety and economic operation situation at any time, has defencive function, and automatics; but according to setting automatic switching transformer, reactive power source; operating personnel reduce the misoperation factor less than device context, improve power supply reliability.
2, this intelligence control system is monitored street-lighting transformer power supply unit running technology data at any time, can see the supply current and the temperature of transformer at any time by remote measurement, remote signalling.System breaks down when street-lighting transformer, and protection action automatic trip is reported to the police after the tripping operation.
3. this intelligence control system is according to the program requirement of longitude and latitude setting, street lamp is according to sunset sunrise transformer to be carried out switching, when the sunset light grows dark, earlier the high-side power switch of transformer is closed automatically, the charged back of transformer is sent signal by high-voltage switch controller and is closed a floodgate for the step down side switch, and street lamp is sent.After sending electricity to street lamp simultaneously, reactive power source puts into operation transformer is carried out reactive power compensation, has realized that transformer carries out reactive power compensation with load.When sunrise daybreak in second day controller action, disconnect reactive-load compensation equipment earlier, after reactive-load compensation equipment is stopped transport, disconnect the Circuit Fault on Secondary Transformer low tension switch again, after road lamp power supply stopped, the street-lighting transformer high side switch had a power failure again, the complete power down mode in transformer place, the no longer charged no-load running in tens hours of transformer on daytime realizes transformer loss reducing and power saving.
4. because transformer has tens hours power down modes every day, slow down transformer insulated wearing out, prolonged the useful life of transformer, saved the street lamp engineering cost simultaneously.
Description of drawings
Fig. 1 is that street-lighting transformer intelligence control system of the present invention is formed block diagram
Fig. 2 is that transformer switching automatic control equipment of the present invention is formed block diagram
Fig. 3 is a power-supply controller of electric schematic circuit of the present invention
Fig. 4 is a high-voltage switch controller schematic circuit of the present invention
Fig. 5 is a low tension switch controller principle line map of the present invention
Fig. 6 is a reactive power source controller principle line map of the present invention
Fig. 7 is a signal data acquisition circuit block diagram of the present invention;
Fig. 8 is that signal data of the present invention calculates the decision circuitry block diagram;
Fig. 9 is an equipment operation circuit block diagram of the present invention;
Figure 10 is for being wireless alarming emissioning circuit composition block diagram of the present invention;
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments:
Shown in Figure 1, form block diagram for street-lighting transformer intelligence control system of the present invention, comprise transformer platform district electric power system 1, transformer automatic switching device 2, signal data acquisition circuit 3, signal data calculates decision circuitry 4, equipment operation circuit 5, wireless alarming emissioning circuit 6; Described signal data calculates decision circuitry output two terminations, is respectively S, X.
Described transformer automatic switching device 2 connects transformer platform district electric power system 1, signal data acquisition circuit 3 collects signal data from transformer platform district electric power system 1, the output termination connects described signal data and calculates decision circuitry 4, described signal data calculating decision circuitry output termination S connects described equipment operation circuit 5, the X termination connects described wireless alarming emissioning circuit 6, and described equipment operation circuit output connects described wireless alarming emissioning circuit 6.
The program requirement that this transformer switching automatic control equipment is set according to longitude and latitude, be transformer to be carried out switching according to sunset sunrise, when the sunset light grows dark, earlier the high-side power switch of transformer is closed automatically, the charged back of transformer is sent signal by high-voltage switch controller and is closed a floodgate for the step down side switch, and street lamp is sent.After sending electricity to street lamp simultaneously, reactive power source puts into operation, and transformer carries out reactive power compensation, has realized that transformer carries out reactive power compensation with load.When sunrise daybreak in second day controller action, disconnect reactive-load compensation equipment earlier, after reactive-load compensation equipment is stopped transport, disconnect the Circuit Fault on Secondary Transformer low tension switch again, after road lamp power supply stopped, again the street-lighting transformer high side switch is had a power failure the no longer charged no-load running in tens hours of transformer on daytime, the purpose of realization transformer loss reducing and power saving.
Intelligence control system collects real-time data signal from transformer platform district electric power system, be transferred to data computation judgment processing circuit, radio alarming circuit respectively, various signal datas compare by data computation judgment processing circuit, judge the system equipment state, if system equipment breaks down and starts the protection actuating signal and be transferred to equipment operation circuit and trip, transmit wireless alarming emissioning circuit simultaneously; Fault alarm with the system equipment generation.After system equipment was operated automatically, equipment operation circuit output connected the radio alarming circuit, and situation after the system equipment state variation is informed the electrician.
Shown in Figure 2, for transformer switching automatic control equipment of the present invention is formed block diagram, power-supply controller of electric 26, high-voltage switch gear 21, transformer 22, low tension switch 23, high-voltage switch controller 24, low tension switch controller 25, reactive power source controller 27.
Transformer 22 high-pressure sides connect high-voltage switch gear 21, low-pressure side connects low tension switch 23, power-supply controller of electric 26 is the high and low side switch of control transformer, reactive power source controller respectively, the high side switch controller is controlled the divide-shut brake and the low tension switch controller of high-voltage switch gear respectively, and the low tension switch controller is controlled low tension switch, high-voltage switch controller, reactive power source controller respectively.
This device is the switching according to sunrise, the high and low side switch of the automatic control transformer of sunset, reactive power source, and follow procedure requires to stop sending electricity and transformer to carry out reactive power compensation to street lamp.
Shown in Figure 3, be power-supply controller of electric schematic circuit of the present invention, described power-supply controller of electric comprises DC power supply circuit 81, single chip circuit 82, executive component 83; DC power supply circuit is connected with single chip circuit, single chip circuit output is connected with executive component, the relay of executive component has three lead-out terminals, be respectively K1, K2, K3, described K1 connects high-voltage switch controller, described K2 connects the low tension switch controller, and described K3 connects the reactive power source controller.
DC power supply circuit is supplied with microcontroller power supply, and the time that goes out sunrise sunset that the program of single-chip microcomputer is calculated this area, installation place according to the longitude and latitude of the earth is at the switching of high and low switch of follow procedure control transformer and reactive power source.
Arrive night, the executive component relay K of power-supply controller of electric gets the electronic contact of closing by the back adhesive of delaying time respectively of K1, K2, K3 order, send electricity for transformer, street lamp, and transformer is carried out reactive power compensation.Come daytime, the executive component relay K dead electricity make contact of power-supply controller of electric is pressed K3, K2, the K1 order disconnects the time-delay back respectively, and what at first disconnect is reactive power source, and what secondly disconnect is the step down side switch, what disconnect at last is transformer high-voltage side switch, and transformer is had a power failure.
Shown in Figure 4, be transformer high-voltage on-off controller schematic circuit of the present invention, described high-voltage switch controller comprises 1 relay K G, the make contact K1 of the executive component relay K of described power-supply controller of electric, the make contact KD1 of the relay K D of described low tension switch controller; Described relay K G coil one end respectively with make contact K1 one end of the executive component relay K of described power-supply controller of electric, the make contact KD1 of the relay K D of described low tension switch controller connects, the make contact K1 other end of the relay K of described power-supply controller of electric with meet power supply A after the make contact KD1 other end of the executive component relay K D of low tension switch controller is connected, the described relay K G coil other end connects power supply B.
Shown in Figure 5, be transformer low voltage on-off controller schematic circuit of the present utility model, described low tension switch controller comprises a relay K D, the make contact K2 of the executive component relay K of described power-supply controller of electric, the make contact KG1 of the relay K G of described high-voltage switch controller; The end of the make contact K2 of one end of relay K D coil and the executive component relay K of described power-supply controller of electric, another termination power D of the make contact K2 of the executive component relay K of described power-supply controller of electric, the other end of relay K D coil is connected with the end of the make contact KG1 of the relay K G of described high-voltage switch controller, and the other end of the make contact KG1 of the relay K G of high-voltage switch controller connects power supply E.
Shown in Figure 6, be reactive power source controller principle line map of the present invention, described reactive power source controller comprises a relay K W, the make contact K3 of the executive component relay K of described power-supply controller of electric, the make contact KD1 of the relay K D of described low tension switch controller; One end of relay K W coil is connected with the end of the make contact K3 of the executive component relay K of described power-supply controller of electric, another termination power M of the make contact K3 of the executive component relay K of described power-supply controller of electric, the other end of relay K W coil is connected with the end of the make contact KD1 of the relay K D of described low tension switch controller, and the other end of the make contact KD1 of the relay K D of described low tension switch controller connects power supply N.
Arrive night, the executive component relay K of power-supply controller of electric gets the electronic contact of closing by K1, K2, the time-delay back adhesive respectively of K3 order, the executive component relay K of power-supply controller of electric gets the electronic at first adhesive of contact K1 of closing, the make contact KG1 of described relay K G adhesive at once, high-voltage switch gear closes a floodgate and send to transformer, after transformer send electricity, executive component relay K 2 make contact of power-supply controller of electric are by the time-delay adhesive, only after high-voltage switch gear closes a floodgate, low-side switch could be closed a floodgate and be sent to street lamp, street lamp send relay K 3 make contact of electricity back power-supply controller of electric by the time-delay adhesive, only after low tension switch closes a floodgate, reactive power source puts into operation, and transformer is carried out reactive power compensation.
Come daytime, the executive component relay K dead electricity make contact of power-supply controller of electric is pressed K3, K2, the K1 order disconnects the time-delay back respectively, and what at first disconnect is reactive power source, and what secondly disconnect is the step down side switch, what disconnect at last is transformer high-voltage side switch, and transformer is had a power failure.
Shown in Figure 7, be data-signal Acquisition Circuit block diagram of the present invention, the signal data acquisition circuit comprises high-tension current signal acquisition circuit 7A, low-tension current signal acquisition circuit 7B, neutral line current signal acquisition circuit 7C, high pressure default phase signal Acquisition Circuit 7D, low pressure default phase signal Acquisition Circuit 7E, low pressure phase line ground signalling Acquisition Circuit 7F, neutral line break signal acquisition circuit 7G, transformer temperature signal collection circuit 7H, cable temperature signal acquisition circuit 7K; Described high-tension current signal acquisition circuit, low-tension current signal acquisition circuit, neutral line current signal acquisition circuit, high pressure default phase signal Acquisition Circuit, low pressure default phase signal Acquisition Circuit, low pressure phase line ground signalling Acquisition Circuit, neutral line break signal acquisition circuit, transformer temperature signal collection circuit, the output of cable temperature signal acquisition circuit connect wireless alarming emissioning circuit respectively, signal data calculates decision circuitry;
Wherein, described high-tension current signal acquisition circuit is to export the current signal that is fit to requirement from high-tension current after current transformer and load resistance conversion, inserts signal data and calculates decision circuitry; When system equipment broke down, signal data calculating decision circuitry was sent overcurrent protection and is sent trip signal, and the high-voltage switch gear automatic trip when high-voltage switch gear generation displacement, is just sent alarm signal and informed the electrician.
Described low-tension current signal acquisition circuit is that A, B, C three-phase current are exported the current signal that is fit to requirement after current transformer and load resistance conversion, inserts signal data and calculates decision circuitry; When low-pressure system equipment broke down, signal data calculating decision circuitry was sent overcurrent protection and is sent trip signal, the low tension switch tripping operation, and low tension switch generation displacement is just sent alarm signal and is informed the electrician.
Described neutral line current signal acquisition circuit is that neutral line current is exported the current signal that is fit to requirement after current transformer and load resistance conversion, inserts signal data and calculates decision circuitry; When neutral line current surpassed setting, signal data calculating decision circuitry was sent alarm signal and is informed the electrician.
Described high pressure default phase signal Acquisition Circuit is from described high pressure open phase protector acquired signal, is connected in wireless alarming emissioning circuit; After system's generation phase shortage, send alarm signal and inform the electrician.
Described low pressure neutral line break signal acquisition circuit is from described low pressure neutral line break protector acquired signal, is connected in wireless alarming emissioning circuit; Behind system's generation neutral line break, send alarm signal and inform the electrician.
Described low pressure phase line ground signalling Acquisition Circuit is to gather the phase line ground signalling from described residual current operated protective device, connects into wireless alarming emissioning circuit; After system's generation phase line ground connection, send alarm signal and inform the electrician.
Described low pressure default phase signal Acquisition Circuit is from described low pressure open phase protector acquired signal, is connected in wireless alarming emissioning circuit; Behind system's generation phase shortage broken string, send alarm signal and inform the electrician.
Described transformer temperature signal collection circuit is from transformer detector unit digital temperature sensor collecting temperature data-signal, is connected in signal data and calculates decision circuitry; When the collecting temperature data relatively exceed setting by the data computation judgement, send alarm signal and inform the electrician.
Described cable temperature signal acquisition circuit is that the detector unit digital temperature sensor is connected in a certain position of described cable end, gathers the cable temperature data-signal from detector unit, is connected in signal data and calculates decision circuitry.When the collecting temperature data relatively exceed setting by the data computation judgement, send alarm signal and inform the electrician.
Shown in Figure 8, for signal data of the present invention calculates the decision circuitry block diagram, signal data calculates decision circuitry and comprises: A/D translation circuit 81, calculating decision circuitry 82, executive component 83; Described executive component output has two terminations, is respectively S, X, and the S termination connects described equipment operation circuit, and the X termination connects described wireless alarming emissioning circuit.
Described A/D translation circuit input connects described signal data acquisition circuit output end head, the output of A/D translation circuit connects described calculating decision circuitry, calculate decision circuitry and connect described executive component, executive component output S termination connects described equipment operation circuit, and the X termination connects described wireless alarming emissioning circuit.
After described data computation decision circuitry obtains various signal datas from signal acquisition circuit, signal data carry out A/D be transformed into be fit to require after, decision circuitry is calculated in input, calculates comparison, comparative result is exported to executive component, carries out fling-cut equipment or warning and informs the electrician.
Shown in Figure 9, be equipment operation circuit block diagram of the present invention, equipment operation circuit comprises the divide-shut brake control circuit 91 of high-voltage switch gear motor drive mechanism, the divide-shut brake control circuit 92 of low tension switch motor drive mechanism, the control circuit 93 of reactive-load compensation equipment automatic switching device; The operation of equipment signal calculates decision circuitry output termination S from signal data respectively, and after operation of equipment was carried out, the output of equipment state variable signal connected wireless alarming emissioning circuit.
Described high-voltage switch gear branch, contacting controling circuit are high-voltage switch gear motor drive mechanism branch, the closing circuit of described operation; After high-voltage switch gear obtained branch, switching signal, high-voltage switch gear divided automatically, closing operation, reported to the police after the high-voltage switch gear state changes and informed the electrician.
Described low tension switch branch, contacting controling circuit are low tension switch motor drive mechanism branch, the closing circuit of described operation; After low tension switch obtained switch branch, switching signal, low tension switch divided automatically, closing operation, and the low tension switch state changes the back warning and informs the electrician.
The control circuit of described reactive-load compensation equipment automatic switching device, be the automatic operation switching loop of described reactive-load compensation equipment automatic switching device; After obtaining the switching signal, the reactive-load compensation equipment automatic switching device carries out the switching operation automatically, and reactive-load compensation equipment automatic switching device state changes the back warning and informs the electrician.
Shown in Figure 10, form block diagram for wireless alarming emissioning circuit of the present invention, wireless alarming emissioning circuit comprises signal input circuit 101, coding circuit 102, radiating circuit 103; Described signal input circuit input is connected with described data computation decision circuitry, equipment operation circuit, signal data acquisition circuit respectively, and described signal input circuit output connects described coding circuit, and coding circuit connects described radiating circuit.
Signal after obtaining system equipment generation ANOMALOUS VARIATIONS is delivered to signal input circuit immediately, just the signal emission is reported to the police and informs the electrician.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present invention; And not breaking away from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (6)
1. a 10KV street-lighting transformer intelligence control system is characterized in that: comprise transformer switching automatic control equipment, signal data acquisition circuit, signal data calculating decision circuitry, equipment operation circuit, wireless alarming emissioning circuit; Described signal data calculates decision circuitry output two terminations, is respectively S, X;
Wherein, described transformer automatic switching device connects transformer platform district electric power system, the signal data acquisition circuit collects signal data from transformer platform district electric power system, the output termination connects described signal data and calculates decision circuitry, described signal data calculates decision circuitry output termination S and connects described equipment operation circuit, the X termination connects described wireless alarming emissioning circuit, and described equipment operation circuit output connects described wireless alarming emissioning circuit.
2. 10KV street-lighting transformer intelligence control system according to claim 1 is characterized in that: transformer switching automatic switching device comprises the transformer high-voltage on-off controller, low tension switch controller, power-supply controller of electric, reactive power source controller; Described power-supply controller of electric connects described transformer high-voltage on-off controller, low tension switch controller, reactive power source controller respectively, described transformer high-voltage on-off controller connects low tension switch controller, high-voltage switch gear, and described low tension switch controller connects reactive power source controller, low tension switch;
Wherein: described power-supply controller of electric comprises DC power supply circuit, single chip circuit, executive component relay K; Described DC power supply circuit is connected with described single chip circuit, single chip circuit output is connected with described executive component relay K, the executive component relay K has three output control terminal, be respectively K1, K2, K3, described K1 connects high on-off controller, described K2 connects the low tension switch controller, and K3 connects the reactive power source controller;
Described high-voltage switch controller comprises 1 relay K G, the make contact K1 of the executive component relay K of described power-supply controller of electric, the make contact KD1 of the relay K D of low tension switch controller; Described relay K G coil one end is connected with make contact KD1 one end of the relay K D of make contact K1 one end of the executive component relay K of described power-supply controller of electric, described low tension switch controller respectively, the make contact K1 other end of the executive component relay K of described power-supply controller of electric with meet power supply A after the make contact KD1 other end of the relay K D of low tension switch controller is connected, the described relay K G coil other end connects power supply B;
Described low tension switch controller comprises a relay K D, the make contact K2 of the executive component relay K of described power-supply controller of electric, the make contact KG1 of the relay K G of described high-voltage switch controller; One end of described relay K D coil is connected with the end of the make contact K2 of the executive component relay K of described power-supply controller of electric, another termination power D of the make contact K2 of the executive component relay K of described power-supply controller of electric, the other end of described relay K D coil is connected with the end of the make contact KG1 of the relay K G of described high-voltage switch controller, and the other end of the make contact KG of the relay K G of described high-voltage switch controller connects power supply E;
Described reactive power source controller comprises a relay K W, the make contact K3 of the executive component relay K of described power-supply controller of electric, the make contact KD1 of the relay K D of described low tension switch controller; One end of described relay K W coil is connected with the end of the make contact K3 of the executive component relay K of described power-supply controller of electric, another termination power M of the make contact K3 of the executive component relay K of described power-supply controller of electric, the other end of described relay K W coil is connected with the end of the make contact KD1 of the relay K D of described low tension switch controller, and the other end of the make contact KD1 of the relay K D of described low tension switch controller connects power supply N.
3. 10KV street-lighting transformer intelligence control system according to claim 1 is characterized in that: described signal data acquisition circuit comprises high-tension current signal acquisition circuit, low-tension current signal acquisition circuit, neutral line current signal acquisition circuit, high pressure default phase signal Acquisition Circuit, low pressure default phase signal Acquisition Circuit, low pressure phase line ground signalling Acquisition Circuit, neutral line break signal acquisition circuit, transformer temperature signal collection circuit, cable temperature signal acquisition circuit; Described high-tension current signal acquisition circuit, low-tension current signal acquisition circuit, neutral line current signal acquisition circuit, high pressure default phase signal Acquisition Circuit, low pressure default phase signal Acquisition Circuit, low pressure phase line ground signalling Acquisition Circuit, neutral line break signal acquisition circuit, transformer temperature signal collection circuit, the output of cable temperature signal acquisition circuit connect wireless alarming emissioning circuit respectively, signal data calculates decision circuitry;
Wherein, described high-tension current signal acquisition circuit is to export the current signal that is fit to requirement from high-tension current after current transformer and load resistance conversion, inserts signal data and calculates decision circuitry;
Described low-tension current signal acquisition circuit is that A, B, C three-phase current are exported the current signal that is fit to requirement after current transformer and load resistance conversion, inserts signal data and calculates decision circuitry;
Described neutral line current signal acquisition circuit is that neutral line current is exported the current signal that is fit to requirement after current transformer and load resistance conversion, inserts signal data and calculates decision circuitry;
Described high pressure default phase signal Acquisition Circuit is from described high pressure open phase protector acquired signal, is connected in wireless alarming emissioning circuit;
Stating low pressure default phase signal Acquisition Circuit, is from described low pressure open phase protector acquired signal, is connected in wireless alarming emissioning circuit;
Described low pressure phase line ground signalling Acquisition Circuit is to gather the phase line ground signalling from described residual current operated protective device, connects into wireless alarming emissioning circuit;
Described low pressure neutral line break signal acquisition circuit is from described low pressure neutral line break protector acquired signal, is connected in wireless alarming emissioning circuit;
Described transformer temperature signal collection circuit is from transformer detector unit digital temperature sensor collecting temperature data-signal, is connected in signal data and calculates decision circuitry;
Described cable temperature signal acquisition circuit is that the detector unit digital temperature sensor is connected in a certain position of described cable end, gathers the cable temperature data-signal from detector unit, is connected in signal data and calculates decision circuitry.
4. 10KV street-lighting transformer intelligence control system according to claim 1 is characterized in that: signal data calculates decision circuitry and comprises the A/D translation circuit, calculates decision circuitry, executive component; Described A/D translation circuit input connects described signal data acquisition circuit output end head, and the output of A/D translation circuit connects described data computation decision circuitry, and the output of data computation decision circuitry connects described executive component; Described executive component output has two terminations, is respectively S, X, and the S termination connects described equipment operation circuit, and the X termination connects described wireless alarming emissioning circuit.
5. 10KV street-lighting transformer intelligence control system according to claim 1 is characterized in that: equipment operation circuit comprises the divide-shut brake control circuit of high-voltage switch gear motor drive mechanism, the divide-shut brake control circuit of low tension switch motor drive mechanism, the control circuit of reactive-load compensation equipment automatic switching device; The equipment operation circuit input signal calculates decision circuitry S termination from signal data, and operation of equipment is carried out back equipment state signal output and connected wireless alarming emissioning circuit;
Wherein, described high-voltage switch gear branch, contacting controling circuit are meant high-voltage switch gear motor drive mechanism branch, the closing circuit of described operation;
Described low tension switch branch, contacting controling circuit are meant low tension switch motor drive mechanism branch, the closing circuit of described operation;
The control circuit of described reactive-load compensation equipment automatic switching device is meant the switching operation circuit of described reactive-load compensation equipment automatic switching device.
6. 10KV street-lighting transformer intelligence control system according to claim 1, it is characterized in that: wireless alarming emissioning circuit comprises signal input circuit, coding circuit, radiating circuit; Described signal input circuit respectively with described data computation decision circuitry, equipment operation circuit, the output of described signal input circuit connects described coding circuit, coding circuit connects described radiating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201548114U CN201657425U (en) | 2010-03-15 | 2010-03-15 | Intelligent control system of 10KV street lamp transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201548114U CN201657425U (en) | 2010-03-15 | 2010-03-15 | Intelligent control system of 10KV street lamp transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201657425U true CN201657425U (en) | 2010-11-24 |
Family
ID=43122652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201548114U Expired - Fee Related CN201657425U (en) | 2010-03-15 | 2010-03-15 | Intelligent control system of 10KV street lamp transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201657425U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102195351A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operating device of two-winding main transformer of 110kV transformer substation |
| CN102195353A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operation control device of transformer substation arc-extinction coil |
| CN102196626A (en) * | 2010-03-15 | 2011-09-21 | 陈家斌 | Intelligent control device of street lamp transformer |
-
2010
- 2010-03-15 CN CN2010201548114U patent/CN201657425U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102196626A (en) * | 2010-03-15 | 2011-09-21 | 陈家斌 | Intelligent control device of street lamp transformer |
| CN102196626B (en) * | 2010-03-15 | 2013-10-16 | 陈家斌 | Intelligent control device of street lamp transformer |
| CN102195351A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operating device of two-winding main transformer of 110kV transformer substation |
| CN102195353A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operation control device of transformer substation arc-extinction coil |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101908780B (en) | Intelligent remote monitoring box-type substation | |
| KR101311349B1 (en) | Grid-Connected Control and Monitoring System for Street Light | |
| CN201570912U (en) | 10kV subdistrict power supply intelligent system | |
| CN110205972B (en) | Rail transit deicing snow melt system | |
| CN113659609B (en) | Single-wire series direct-current high-voltage remote intelligent power supply system and method | |
| CN201657425U (en) | Intelligent control system of 10KV street lamp transformer | |
| CN102196626B (en) | Intelligent control device of street lamp transformer | |
| CN201365142Y (en) | Distribution transformer monitoring terminal with high reliability | |
| CN203312920U (en) | Intelligent integrated system of PT cabinet | |
| CN204156594U (en) | A kind of region backup auto-activating device | |
| CN101754519B (en) | Microcomputer controlled street lamp transformer loss reducing and power saving automatic device | |
| CN103278733B (en) | A kind of cable grounding remote monitoring method and Long-Range Surveillance System | |
| CN204361766U (en) | On-line monitoring device for transmission line based on microwave transmission is got can system | |
| CN201608949U (en) | Power saving device of road lamp transformer | |
| CN201699482U (en) | Intelligent control device for power supply station area of distribution transformer | |
| CN201754638U (en) | LED streetlamp remote control system | |
| CN201717680U (en) | Housing estate power supply remote intelligent control device | |
| CN201839074U (en) | Intelligent control device for ring net switch cabinet | |
| CN102104278B (en) | Power supply intelligent system of cell | |
| CN201378888Y (en) | Intelligent control power saving device of street lamp transformer | |
| CN103529345B (en) | Transformer station 35kV capacitor discharge coil running state monitoring method | |
| CN207559538U (en) | A kind of three-phase automatic reclosing device with wireless communication function | |
| CN104701824A (en) | Protocol converter, low-voltage distribution network leakage protecting system and intelligent automatic protection protocol conversion method thereof | |
| CN205408259U (en) | 10kV falls and decreases box controlling means of street lamp | |
| CN201270607Y (en) | Intelligent road lamp controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20130315 |