CN102136756B - 10kV power supply region intelligent control system - Google Patents
10kV power supply region intelligent control system Download PDFInfo
- Publication number
- CN102136756B CN102136756B CN2010101106397A CN201010110639A CN102136756B CN 102136756 B CN102136756 B CN 102136756B CN 2010101106397 A CN2010101106397 A CN 2010101106397A CN 201010110639 A CN201010110639 A CN 201010110639A CN 102136756 B CN102136756 B CN 102136756B
- Authority
- CN
- China
- Prior art keywords
- circuit
- signal
- connects
- switch
- decision circuitry
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a 10kV power supply region intelligent control system, comprising a signal data acquisition circuit, a signal data calculation judgment circuit, an equipment operation circuit, a failure processing method circuit, a wireless alarm transmission circuit and a wireless receiving circuit, wherein, the signal data is acquired from a region power supply system to be respectively connected with the signal data calculation and judgment circuit and the wireless alarm transmission circuit; the output of the signal data calculation judgment circuit is respectively connected with the equipment operation circuit, the wireless alarm transmission circuit and the failure processing method circuit; the output of the failure processing method circuit is connected with the wireless alarm transmission circuit; the output of the equipment operation circuit is connected with the wireless alarm transmission circuit; and the wireless receiving circuit is connected with the equipment operation circuit. In the invention, a system is developed for detecting, protecting and remote controlling the real-time status and data of a power distribution transformer, a 10kV load switch and a 400V power distribution system by utilizing a computer technique, a monitoring technique, a control technique and a communication technique, which has a positive promotion effect on developing the power distribution intelligentization.
Description
Technical field
The present invention relates to a kind of district's supply intelligent control technology, specifically, is that a kind of application 10kV is for the radio area intelligence control system.
Background technology
The intelligent grid construction is carried out at present electric power system comprehensively, and full electric network is carried out Based Intelligent Control, intelligent management, intellectual analysis.The distribution intellectuality has only just begun starting, because a variety of causes fails to be generalizable always comprehensively, study for the radio area intelligent control technology for 10kV, it also is the intelligentized popularization and application part of distribution, mainly for 10kV distribution transformer, 10kV on-load switch, and following 400V distribution system, carry out Based Intelligent Control, intelligent management, intellectual analysis.
10kV is for radio area intelligent control technology research and construction, to play very big promotion to the power distribution system equipment safety and economic operation, at present the distribution transformer of operation, 10kV on-load switch, and below the 400V distribution system, because can not Real Time Monitoring, basically be out of order, overhauled by user notification; Power supply quality is low, and the device damage rate is high, uses 10kV for the radio area intelligent control technology if popularize in an all-round way, can play vital effect to the development of distribution system intellectualized technology.
Summary of the invention
The objective of the invention is to realize by following technical scheme:
This system comprises the signal data acquisition circuit, and signal data calculates decision circuitry, equipment operation circuit, fault handling method circuit, wireless alarming emissioning circuit, wireless receiving circuit; Described signal data calculates decision circuitry output two terminations, is respectively S, X.
Described signal data acquisition circuit collects signal data from 10kV for the radio area intelligence control system, the output termination connects signal data and calculates decision circuitry, described signal data calculates decision circuitry output termination S and connects described equipment operation circuit, X termination connection wireless alarming emissioning circuit, fault handling method circuit, described fault handling method circuit output connects wireless alarming emissioning circuit, described equipment operation circuit output connects wireless alarming emissioning circuit, and described wireless receiving circuit connects described equipment operation circuit.
The signal data acquisition circuit comprises high-voltage switch gear position signal acquisition circuit, low tension switch position signal acquisition circuit, transformer temperature signal acquisition circuit, cable temperature signal acquisition circuit, low voltage voltage signal acquisition circuit, low-tension current signal acquisition circuit, high-tension current signal acquisition circuit, power factor signal acquisition circuit, neutral line current signal acquisition circuit, phase line grounding signal acquisition circuit, neutral line break signal acquisition circuit; Described high-voltage switch gear position signalling, low tension switch position signalling, transformer temperature signal, cable temperature signal, low voltage voltage signal, low-tension current signal, high-tension current signal, power factor signal, neutral line current signal, phase line grounding signal, the output of neutral line break signal connect signal data and calculate decision circuitry.
Described high-voltage switch gear position signal acquisition circuit is from described high-voltage switch gear motor-operating mechanism auxiliary contact collection position signal, is connected in signal data and calculates decision circuitry;
Described low tension switch position signal acquisition circuit is from described low tension switch motor-operating mechanism auxiliary contact collection position signal, is connected in signal data and calculates decision circuitry;
Described transformer temperature signal acquisition circuit is from transformer temperature detecting element 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 from detector unit, is connected in signal data and calculates decision circuitry;
Described low voltage voltage signal acquisition circuit is that A, B, C three-phase 220V 50Hz alternating current are exported the voltage signal that is fit to after the resistance step-down of certain value, is connected to 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, and the access signal data calculates decision circuitry;
Described high-tension current signal acquisition circuit is that high pressure one phase current is exported the current signal that is fit to requirement after current transformer and load resistance conversion, and the access signal data calculates decision circuitry;
Described power factor signal acquisition circuit,, reactive energy data-signal access signal data meritorious from active electric energy meter, reactive energy-meter collection calculates decision circuitry and calculates comparison;
Described neutral line current signal acquisition circuit, through the suitable current signal that requires of certain load resistance output, the access signal data calculates decision circuitry from the zero sequence current mutual inductor secondary;
Described phase line grounding signal acquisition circuit gathers the phase line grounding signal from residual current operated protective device, and the access signal data calculates decision circuitry;
Described neutral line break signal acquisition circuit gathers the neutral line break signal from zero line-breaking protector, and the access signal data calculates decision circuitry.
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, and the output of A/D translation circuit connects described data and calculates decision circuitry, and data are calculated decision circuitry output and connected 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 fault handling method circuit, wireless alarming emissioning circuit.
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 transformers connected in parallel automatic switching device for economic operation, the control circuit of reactive-load compensation equipment automatic switching device; The equipment operation circuit input signal calculates decision circuitry output termination S, wireless receiving circuit output termination N from signal data respectively, and the output of equipment state signal connected wireless alarming emissioning circuit after equipment operating was carried out.
Wherein, described high-voltage switch gear divides, contacting controling circuit, refers to that the high-voltage switch gear motor drive mechanism of described operation divides, closing circuit;
Described low tension switch divides, contacting controling circuit, refers to that the low tension switch motor drive mechanism of described operation divides, closing circuit;
The control circuit of described transformers connected in parallel automatic switching device for economic operation refers to the automatic operation switching loop of the control circuit of described transformers connected in parallel automatic switching device for economic operation;
The control circuit of described reactive-load compensation equipment automatic switching device refers to the automatic operation switching loop of the control circuit of described reactive-load compensation equipment automatic switching device;
The fault handling method circuit comprises signal input circuit, control circuit, memory circuit, executive circuit; The signal input circuit of described fault handling method circuit connects signal data and calculates decision circuitry output X, described signal input circuit and connect described control circuit, control circuit and connect that described memory circuit, memory circuit connect described executive circuit, executive circuit connects described wireless alarming emissioning circuit.
Wireless alarming emissioning circuit comprises signal input circuit, coding circuit, radiating circuit; Described signal input circuit is connected with described data calculating decision circuitry, equipment operation circuit, fault handling method circuit respectively, and described signal input circuit output connects described coding circuit, and coding circuit connects described radiating circuit;
Described signal input circuit K1 connects the high-voltage switch gear position signalling, K2 connects the low tension switch position signalling, K3 connects transformers connected in parallel automatic switching device for economic operation position signalling, K4 connects reactive-load compensation equipment automatic switching device position signalling, K5 connects the transformer temperature signal, K6 connects transformer overtemperature processing method signal, K7 connects the cable temperature signal, K8 connects cable overtemperature processing method signal, K9 connects the low voltage voltage signal, K10 takes over the voltage processing method signal, K11 connects the low-tension current signal, K12 takes over current processing method signal, K13 connects the high-tension current signal, K14 connects high pressure overcurrent processing method signal, K15 connects the power factor signal, K16 connects power factor and crosses and exceed reduction process method signal, K17 connecting to neutral line current signal, the excessive processing method signal of K18 connecting to neutral line current, K19 phase-connecting wire ground signalling, K20 phase-connecting wire grounding method signal, K21 connecting to neutral line disconnection signal, K22 connecting to neutral line broken string processing method signal.
Wireless receiving circuit comprises signal receiving circuit, decoding circuit, executive circuit; Described signal receiving circuit connects described decoding circuit, and decoding circuit connects described executive circuit, and executive circuit output connects described equipment operation circuit.
The output of described signal receiving circuit has 4 the tunnel, be respectively N1, N2, N3, N4, N1 connects described high-voltage switch gear divide-shut brake control circuit, N2 and connects that described low tension switch divide-shut brake control circuit, N3 connect described transformers connected in parallel economical operation automatic switching control circuit, N4 connects described reactive-load compensation equipment automatic switching control circuit.
This supply intelligent system utilizes advanced computer technology, monitoring technology, control technology, the communication technology, thereby develop a kind of for distribution transformer, 10kV on-load switch, the Long-distance Control of 400V distribution system, real-time status, the intelligentized supervising device of Data Detection.The relative prior art of the present invention has outstanding substantive distinguishing features and significant progressive, specifically, this supply intelligent systems technology progress, reasonable in design, desirable realization 10kV is for radio area Based Intelligent Control, intelligent management, intellectual analysis, for the control of Power system development distribution system automation, will play positive facilitation, this concrete advantage of supply intelligent system:
1, this intelligence control system is monitored at any time for radio area safety and economic operation situation, 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 power supply unit running technology data at any time, can see at any time voltage, electric current, temperature and the power supply unit presence states of transformer by remote measurement, remote signalling.
3, this intelligence controlling device stores various fault handling methods, if power supply unit breaks down, directly points out the troubleshooting the whole bag of tricks to the person on duty, saves fault handling time, improves power supply reliability.
4, this intelligence control system has remote control operating transformer, reactive power source, according to device context running status needs switching at any time, can carry out the remote control operation, shortens the operating equipment time, reduces the loss that do not have.
Description of drawings
Fig. 1 is that 10kV of the present invention is for radio area intelligence control system compositional block diagram;
Fig. 2 is signal data acquisition circuit block diagram of the present invention;
Fig. 3 is that signal data of the present invention calculates the decision circuitry block diagram;
Fig. 4 is equipment operation circuit block diagram of the present invention;
Fig. 5 is fault handling method the electric circuit constitute block diagram of the present invention;
Fig. 6 is wireless alarming emissioning circuit compositional block diagram of the present invention;
Fig. 7 is wireless receiving circuit block diagram of the present invention;
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments:
As shown in Figure 1, for 10kV of the present invention supplies radio area intelligence control system compositional block diagram, this system comprises platform district electric power system 1, signal data acquisition circuit 2, signal data calculates decision circuitry 3, equipment operation circuit 4, fault handling method circuit 5, wireless alarming emissioning circuit 6, wireless receiving circuit 7; Described signal data calculates decision circuitry output two terminations, is respectively S, X;
Wherein, described signal data acquisition circuit collects signal data from 10kV for the radio area intelligence control system, the output termination connects signal data and calculates decision circuitry, described signal data calculates decision circuitry output termination S and connects described equipment operation circuit, X termination connection wireless alarming emissioning circuit, fault handling method circuit, described fault handling method circuit output connects wireless alarming emissioning circuit, described equipment operation circuit output connects wireless alarming emissioning circuit, and described wireless receiving circuit connects described equipment operation circuit.
Collect real-time status and data-signal from 10kV for the radio area intelligence control system, be transferred to respectively data and calculate judgement treatment circuit, radio alarming circuit, fault handling method circuit, various signal datas calculate by data judges that treatment circuit compares, judge the system equipment state, the starting protection if system equipment breaks down, actuating signal is transferred to equipment operation circuit and trips, and transmits simultaneously wireless alarming emissioning circuit, the fault handling method circuit; The fault alarm that system equipment is occured, and provide fault handling method for reference to the electrician.After system equipment generation state variation, equipment operation circuit output connects the radio alarming circuit, and situation after the system equipment state variation is informed the electrician.When system equipment need to change state, operate by remote control, the electrician need not arrive device context.
Fig. 2 is data-signal Acquisition Circuit block diagram of the present invention, and the signal data acquisition circuit comprises high-voltage switch gear position signal acquisition circuit 2A, low tension switch position signal acquisition circuit 2B, transformer temperature signal acquisition circuit 2C, cable temperature signal acquisition circuit 2D, low voltage voltage signal acquisition circuit 2E, low-tension current signal acquisition circuit 2F, high-tension current signal acquisition circuit 2G, power factor signal acquisition circuit 2H, neutral line current signal acquisition circuit 2I, phase line grounding signal acquisition circuit 2J, neutral line break signal acquisition circuit 2K.
Described signal data acquisition circuit, the high and low voltage switch position signalling that gathers respectively, transformer, cable temperature signal, low-tension current, voltage signal, the high-tension current signal, power factor signal, neutral line current signal, phase line grounding signal, neutral line break signal are transferred to signal data and calculate decision circuitry.
Described high-voltage switch gear position signal acquisition circuit 2A is to gather the high-voltage switch gear position signalling from described high-voltage switch gear motor-operating mechanism auxiliary contact, is connected in signal data and calculates decision circuitry; When system equipment broke down, signal data calculated decision circuitry and sends the trip protection signal, when high-voltage switch gear generation displacement, just sends alarm signal.
Described low tension switch position signal acquisition circuit 2B is to gather switch position signal from described low tension switch motor-operating mechanism auxiliary contact, is connected in signal data and calculates decision circuitry; When low-pressure system equipment broke down, signal data calculated decision circuitry and sends the trip protection signal, and alarm signal is just sent in low tension switch generation displacement.
Described transformer temperature signal acquisition circuit 2C is from transformer temperature detecting element digital temperature sensor collecting temperature data, is connected in signal data and calculates decision circuitry; Cross data calculating judgement when the collecting temperature data communication device and relatively exceed setting, send alarm signal, point out simultaneously the overtemperature processing method.
Described cable temperature signal acquisition circuit 2D is that the detector unit digital temperature sensor is connected in a certain position of described cable end, gathers the cable temperature data from detector unit, is connected in signal data and calculates decision circuitry; Cross calculating when the collecting temperature data communication device and relatively exceed setting, send alarm signal, point out simultaneously the overtemperature processing method.
Described voltage signal acquisition circuit 2E, be with A, B, C three-phase 220V 50Hz alternating current after the resistance step-down of certain value, the voltage signal output that be fit to require is connected to signal data calculating decision circuitry; When system parameters changes, calculated overvoltage, under voltage by microcomputer, just send overvoltage, under voltage alarm signal, or trip signal, overvoltage, under voltage fault handling method are provided simultaneously.
Described current signal Acquisition Circuit 2F is that A, B, C three-phase current are exported the current signal that is fit to requirement through current transformer and load resistance, output access signal data calculating decision circuitry; When system parameters changes, calculate the super regulation of overcurrent parameter by microcomputer and plant, send the overcurrent alarm signal, or trip signal, the overcurrent fault processing method is provided simultaneously.
Described high-tension current signal acquisition circuit 2G is that the access signal data calculates decision circuitry with the current signal of high pressure one phase current through current transformer and the suitable requirement of load resistance output; When the systematic electricity load changes, calculate the size of current parameter by microcomputer, according to transformer operation of size of current parameter automatic switching, reduce grid loss.Or transformer inside breaks down, and protection action tripping operation provided simultaneously fault handling method and sent alarm signal.
Described power factor signal acquisition circuit 2H from active electric energy meter, meritorious, the reactive energy signal access signal data calculating decision circuitry of reactive energy-meter collection, is compared by the Microcomputer Calculation power factor; Carry out the automatic switching reactive apparatus according to the power factor size.
Described neutral line current signal acquisition circuit 2I, be fit to the current signal that requires from the zero sequence current mutual inductor secondary through certain load resistance output, the access signal data calculates decision circuitry; When gathering the neutral line current signal data by relatively exceeding setting, just send alarm signal, neutral line current major break down processing method is provided simultaneously.
Described phase line grounding signal acquisition circuit 2J gathers the phase line grounding signal from residual current operated protective device, and the access signal data calculates decision circuitry; After system's generation phase line grounding is judged by microcomputer, send alarm signal, the phase line grounding fault handling method is provided simultaneously.
Described neutral line break signal acquisition circuit 2K gathers the neutral line break signal from zero line-breaking protector, and the access signal data calculates decision circuitry; After system's generation neutral line break is judged by Microcomputer Calculation, send alarm signal, the neutral line break fault handling method is provided simultaneously.
Fig. 3 is that signal data of the present invention calculates the decision circuitry block diagram, and signal data calculates decision circuitry and comprises: A/D translation circuit 31, calculating decision circuitry 32, executive component 33; 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 fault handling method circuit, wireless alarming emissioning circuit.
Described A/D translation circuit 31 inputs connect described signal data acquisition circuit output end head, the output of A/D translation circuit connects described calculating decision circuitry 32, calculate decision circuitry and connect described executive component 33, executive component output S termination connects described equipment operation circuit, and the X termination connects described fault handling method circuit, wireless alarming emissioning circuit.
After described data calculating 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.
Fig. 4 is equipment operation circuit block diagram of the present invention, equipment operation circuit comprises the divide-shut brake control circuit 41 of high-voltage switch gear motor drive mechanism, the divide-shut brake control circuit 42 of low tension switch motor drive mechanism, the control circuit 43 of transformers connected in parallel automatic switching device for economic operation, the control circuit 44 of reactive-load compensation equipment automatic switching device; The equipment operating signal calculates decision circuitry output termination S, wireless receiving circuit output termination N from signal data respectively, and after equipment operating was carried out, the output of equipment state variable signal connected wireless alarming emissioning circuit;
Described high-voltage switch gear divides, contacting controling circuit 41, is that the high-voltage switch gear motor drive mechanism of described operation divides, closing circuit; When high-voltage switch gear obtains minute, behind the switching signal, high-voltage switch gear divides automatically, closing operation, reports to the police after the high-voltage switch gear state changes and informs.
Described low tension switch divides, contacting controling circuit 42, is that the low tension switch motor drive mechanism of described operation divides, closing circuit; Divide when low tension switch obtains switch, behind the switching signal, low tension switch divides automatically, closing operation, reports to the police after the low tension switch state changes and informs.
The control circuit 43 of described transformers connected in parallel automatic switching device for economic operation, be the automatic operation switching loop of described transformers connected in parallel automatic switching device for economic operation; After the transformers connected in parallel automatic switching device for economic operation obtained the automatic switching signal, the transformers connected in parallel automatic switching device for economic operation carried out the switching operation automatically, reported to the police after transformers connected in parallel automatic switching device for economic operation state changes and informed.
The control circuit 44 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 power factor (PF) high low signal, the reactive-load compensation equipment automatic switching device carries out the switching operation automatically, reports to the police after reactive-load compensation equipment automatic switching device state changes and informs.
Fig. 5 is fault handling method the electric circuit constitute block diagram of the present invention, and the fault handling method circuit comprises signal input circuit 51, control circuit 52, memory circuit 53, executive circuit 54; The signal input circuit 51 input connection data of described fault handling method circuit are calculated decision circuitry output X, signal input circuit output and are connected described control circuit 52, control circuit output and connect that described memory circuit 53, memory circuit output connect described executive circuit 54, executive circuit output connects described wireless alarming emissioning circuit.
After the acquisition system equipment breaks down signal, start the fault handling method circuit, according to the device fails type, provide immediately fault handling method, send to the operator on duty.Various types of fault fault handling methods are stored in the memory of memory circuit, when a certain fault occurs, after the signal input, access several processing methods of a certain fault, reference when sending to operator on duty's handling failure.
Fig. 6 is wireless alarming emissioning circuit compositional block diagram of the present invention, and wireless alarming emissioning circuit comprises signal input circuit 61, coding circuit 62, radiating circuit 63; Described signal input circuit 61 inputs are connected with described data calculating decision circuitry, equipment operation circuit, fault handling method circuit, signal data acquisition circuit respectively, described signal input circuit 61 outputs connect described coding circuit 62, and coding circuit connects described radiating circuit 63;
Described signal input circuit K1 connects the high-voltage switch gear position signalling, K2 connects the low tension switch position signalling, K3 connects the position signalling of transformers connected in parallel automatic switching device for economic operation, K4 connects the position signalling of reactive-load compensation equipment automatic switching device, K5 connects transformer overtemperature signal, K6 connects transformer overtemperature processing method signal, K7 connects cable overtemperature signal, K8 connects cable overtemperature degree processing method signal, K9 connects the low pressure overvoltage signal, K10 takes over the voltage processing method signal, K11 connects the low pressure overcurrent signal, K12 takes over current processing method signal, K13 connects the high-tension current high low signal, K14 connects high pressure overcurrent processing method signal, K15 connects the power factor small-signal, K16 connects power factor and crosses reduction process method signal, K17 connecting to neutral line current is crossed large-signal, the excessive processing method signal of K18 connecting to neutral line current, K19 phase-connecting wire ground signalling, K20 phase-connecting wire grounding method signal, K21 connecting to neutral line disconnection signal, K22 connecting to neutral line broken string processing method signal.
Signal when obtaining after system equipment state abnormal changes is delivered to signal input circuit immediately, just signal is carried out coded excitation and reports to the police to the operator on duty.
Fig. 7 is wireless receiving circuit block diagram of the present invention, and wireless receiving circuit comprises signal receiving circuit 71, decoding circuit 72, executive circuit 73; Described signal receiving circuit 71 connects described decoding circuit 72, and decoding circuit connects described executive circuit 73, and executive circuit output connects described equipment operation circuit; The output of described signal receiving circuit has 4 the tunnel, be respectively N1, N2, N3, N4, N1 connects described high-voltage switch gear divide-shut brake control circuit, N2 and connects that described low tension switch divide-shut brake control circuit, N3 connect described transformers connected in parallel economical operation automatic switching control circuit, N4 connects described reactive-load compensation equipment automatic switching control circuit.
When personnel on duty need to carry out a distant place when in time operating to system equipment, can finish by wireless receiving circuit, can shorten a lot of times like this, and improve security reliability.
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 is characterized in that for the radio area intelligence control system: comprise the signal data acquisition circuit, signal data calculates decision circuitry, equipment operation circuit, fault handling method circuit, wireless alarming emissioning circuit, wireless receiving circuit; Described signal data calculates decision circuitry output two terminations, is respectively S, X;
Wherein, described signal data acquisition circuit collects signal data from 10kV for the radio station sound zone system, the output termination connects signal data and calculates decision circuitry, described signal data calculating decision circuitry output termination S connects described equipment operation circuit, the X termination connects described wireless alarming emissioning circuit, fault handling method circuit, described fault handling method circuit output connects described wireless alarming emissioning circuit, described equipment operation circuit output connects described wireless alarming emissioning circuit, and described wireless receiving circuit connects described equipment operation circuit;
Described signal data acquisition circuit comprises high-voltage switch gear position signal acquisition circuit, low tension switch position signal acquisition circuit, transformer temperature signal acquisition circuit, cable temperature signal acquisition circuit, low voltage voltage signal acquisition circuit, low-tension current signal acquisition circuit, high-tension current signal acquisition circuit, power factor signal acquisition circuit, neutral line current signal acquisition circuit, phase line grounding signal acquisition circuit, neutral line break signal acquisition circuit; Described high-voltage switch gear position signalling, low tension switch position signalling, transformer temperature signal, cable temperature signal, low voltage voltage signal, low-tension current signal, high-tension current signal, power factor signal, neutral line current signal, phase line grounding signal, the output of neutral line break signal connect signal data and calculate decision circuitry;
Wherein, described high-voltage switch gear position signal acquisition circuit is from high-voltage switch gear motor-operating mechanism auxiliary contact collection position signal, is connected in signal data and calculates decision circuitry;
Described low tension switch position signal acquisition circuit is from low tension switch motor-operating mechanism auxiliary contact collection position signal, is connected in signal data and calculates decision circuitry;
Described transformer temperature signal acquisition circuit is from transformer temperature detecting element 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 cable end, gathers the cable temperature data-signal from detector unit, is connected in signal data and calculates decision circuitry;
Described low voltage voltage signal acquisition circuit is that A, B, C three-phase 220V 50Hz alternating current are exported the voltage signal that is fit to after the resistance step-down of certain value, is connected to 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, and the access signal data calculates decision circuitry;
Described high-tension current signal acquisition circuit is that high pressure one phase current is exported the current signal that is fit to requirement after current transformer and load resistance conversion, and the access signal data calculates decision circuitry;
Described power factor signal acquisition circuit,, reactive energy signal access signal data meritorious from active electric energy meter, reactive energy-meter collection calculates decision circuitry and calculates comparison;
Described neutral line current signal acquisition circuit, through the suitable current signal that requires of certain load resistance output, the access signal data calculates decision circuitry from the zero sequence current mutual inductor secondary;
Described phase line grounding signal acquisition circuit gathers the phase line grounding signal from residual current operated protective device, and the access signal data calculates decision circuitry;
Described neutral line break signal acquisition circuit gathers the neutral line break signal from zero line-breaking protector, and the access signal data calculates decision circuitry.
2. 10kV according to claim 1 is characterized in that for the radio area intelligence control system: 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 calculating decision circuitry, calculates decision circuitry output and connects described executive component; Described executive component output has two terminations, this two termination to be two termination S, X that described signal data calculates decision circuitry output, and the S termination connects described equipment operation circuit, and the X termination connects described fault handling method circuit, wireless alarming emissioning circuit.
3. 10kV according to claim 1 is for the radio area intelligence control system, and it 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 transformers connected in parallel automatic switching device for economic operation, the control circuit of reactive-load compensation equipment automatic switching device; The equipment operation circuit input signal calculates decision circuitry output termination S, wireless receiving circuit output termination N from signal data respectively, and the output of equipment state signal connected wireless alarming emissioning circuit after equipment operating was carried out;
Wherein, the divide-shut brake control circuit of described high-voltage switch gear motor drive mechanism refers to that the high-voltage switch gear motor drive mechanism that operates divides, closing circuit;
The divide-shut brake control circuit of described low tension switch motor drive mechanism refers to that the low tension switch motor drive mechanism that operates divides, closing circuit;
The control circuit of described transformers connected in parallel automatic switching device for economic operation refers to the automatic operation switching loop of described transformers connected in parallel automatic switching device for economic operation;
The control circuit of described reactive-load compensation equipment automatic switching device refers to the automatic operation switching loop of the control circuit of described reactive-load compensation equipment automatic switching device.
4. 10kV according to claim 1 is for the radio area intelligence control system, and it is characterized in that: the fault handling method circuit comprises signal input circuit, control circuit, memory circuit, executive circuit; The signal input circuit of described fault handling method circuit connects signal data and calculates decision circuitry fan-out head X, described signal input circuit and connect described control circuit, control circuit and connect that described memory circuit, memory circuit connect described executive circuit, executive circuit connects described wireless alarming emissioning circuit.
5. 10kV according to claim 1 is for the radio area intelligence control system, and it is characterized in that: wireless alarming emissioning circuit comprises signal input circuit, coding circuit, radiating circuit; Described signal input circuit is connected with described signal data calculating decision circuitry, equipment operation circuit, fault handling method circuit respectively, and described signal input circuit output connects described coding circuit, and coding circuit connects described radiating circuit;
Wherein, the K switch 1 of described signal input circuit connects the high-voltage switch gear position signalling, K switch 2 connects the low tension switch position signalling, K switch 3 connects transformers connected in parallel automatic switching device for economic operation position signalling, K switch 4 connects reactive-load compensation equipment automatic switching device position signalling, and K switch 5 connects the transformer temperature signal, K switch 6 connects transformer overtemperature processing method signal, K switch 7 connects the cable temperature signal, K switch 8 connects cable overtemperature processing method signal, K switch 9 connects the low voltage voltage signal, K switch 10 is taken over the voltage processing method signal, K switch 11 connects the low-tension current signal, K switch 12 is taken over current processing method signal, K switch 13 connects the high-tension current signal, K switch 14 connects high pressure overcurrent processing method signal, K switch 15 connects the power factor signal, K switch 16 connects power factor and crosses and exceed reduction process method signal, K switch 17 connecting to neutral line current signals, the excessive processing method signal of K switch 18 connecting to neutral line currents, K switch 19 phase-connecting wire ground signallings, K switch 20 phase-connecting wire grounding method signals, K switch 21 connecting to neutral line disconnection signals, K switch 22 connecting to neutral lines broken string processing method signal.
6. 10kV according to claim 3 is for the radio area intelligence control system, and it is characterized in that: wireless receiving circuit comprises signal receiving circuit, decoding circuit, executive circuit; Described signal receiving circuit connects described decoding circuit, and decoding circuit connects described executive circuit, and executive circuit output connects described equipment operation circuit;
Wherein, the output of described signal receiving circuit has 4 the tunnel, be respectively N1, N2, N3, N4, control circuit, the N4 that divide-shut brake control circuit, the N3 that divide-shut brake control circuit, the N2 that N1 connects described high-voltage switch gear motor drive mechanism connects described low tension switch motor drive mechanism connects described transformers connected in parallel automatic switching device for economic operation connects the control circuit of described reactive-load compensation equipment automatic switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101106397A CN102136756B (en) | 2010-01-21 | 2010-01-21 | 10kV power supply region intelligent control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101106397A CN102136756B (en) | 2010-01-21 | 2010-01-21 | 10kV power supply region intelligent control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102136756A CN102136756A (en) | 2011-07-27 |
| CN102136756B true CN102136756B (en) | 2013-04-17 |
Family
ID=44296432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101106397A Expired - Fee Related CN102136756B (en) | 2010-01-21 | 2010-01-21 | 10kV power supply region intelligent control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102136756B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103178612A (en) * | 2011-12-23 | 2013-06-26 | 上海艾能电力工程有限公司 | Data processor of photovoltaic transformer substations |
| CN113381376A (en) * | 2021-05-26 | 2021-09-10 | 平顶山市豫电电气设备有限公司 | Power transmission and transformation intelligence control system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1474523A (en) * | 2002-08-06 | 2004-02-11 | 华为技术有限公司 | Fault warning data display and treating method of communication monitoring equipment |
| CN1848601A (en) * | 2006-03-17 | 2006-10-18 | 上海涌能电力科技发展有限公司 | Drop-off fuse long-distance controlling system |
| CN201001052Y (en) * | 2007-01-08 | 2008-01-02 | 常州市科惠电力设备有限公司 | Synthetic monitor system for cell transforming station |
| CN201290027Y (en) * | 2008-10-23 | 2009-08-12 | 上海协同科技股份有限公司 | Electric load management terminal and wireless remote control alarm device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6608742B2 (en) * | 2001-07-06 | 2003-08-19 | Schweitzer Engineering Laboratories, Inc. | Voltage and current source selection system for use in the protection, automation and control of an electric power system |
-
2010
- 2010-01-21 CN CN2010101106397A patent/CN102136756B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1474523A (en) * | 2002-08-06 | 2004-02-11 | 华为技术有限公司 | Fault warning data display and treating method of communication monitoring equipment |
| CN1848601A (en) * | 2006-03-17 | 2006-10-18 | 上海涌能电力科技发展有限公司 | Drop-off fuse long-distance controlling system |
| CN201001052Y (en) * | 2007-01-08 | 2008-01-02 | 常州市科惠电力设备有限公司 | Synthetic monitor system for cell transforming station |
| CN201290027Y (en) * | 2008-10-23 | 2009-08-12 | 上海协同科技股份有限公司 | Electric load management terminal and wireless remote control alarm device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102136756A (en) | 2011-07-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201570912U (en) | 10kV subdistrict power supply intelligent system | |
| CN201699481U (en) | Intelligent controller of 10-20kV section switch | |
| CN201839081U (en) | Intelligent power supply control device for box type transformer | |
| CN103490514B (en) | Rural power distribution grid electricity leakage protection device monitoring, controlling and fault detecting method | |
| CN201663480U (en) | 10-20kV net-distributing power supply intelligent control system | |
| CN103915900B (en) | A kind of track traffic electric power monitors DC load monitoring method | |
| CN103051057B (en) | Condition-based Maintenance of Substation Equipment intelligent management supervisory control system | |
| CN102142714A (en) | Intelligent control device of high-voltage drop-type fuse | |
| CN102104278B (en) | Power supply intelligent system of cell | |
| CN102163875B (en) | Net-distributing power supply intelligent control system | |
| CN102136756B (en) | 10kV power supply region intelligent control system | |
| CN201699482U (en) | Intelligent control device for power supply station area of distribution transformer | |
| CN102122842A (en) | Abnormal operation remote alarm device for distribution transformer distribution room equipment | |
| CN102377241B (en) | 10-20kV box-type transformer power supply intelligent control device | |
| CN102340172B (en) | Intelligent control system for distribution network | |
| CN201717680U (en) | Housing estate power supply remote intelligent control device | |
| CN102111012B (en) | Intelligent power supply system for building | |
| CN201846132U (en) | Intelligent power supply device for building | |
| CN201839074U (en) | Intelligent control device for ring net switch cabinet | |
| CN201887540U (en) | 10-20kV dropout fuse intelligent control device | |
| CN201608561U (en) | 6-20kV power-supply platform area intelligent control device | |
| CN102340176B (en) | Remote intelligent control device for 10-20kV building power supply | |
| CN102280932A (en) | Intelligent control device of high-voltage section switch | |
| CN201846133U (en) | Intelligent control device of 10KV-20KVcable ring main unit | |
| CN201717681U (en) | Remote intelligent building power supply control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20170121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |