CN102271445B - Intelligent power-supply control system of street lamps - Google Patents

Intelligent power-supply control system of street lamps Download PDF

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Publication number
CN102271445B
CN102271445B CN201010205080.6A CN201010205080A CN102271445B CN 102271445 B CN102271445 B CN 102271445B CN 201010205080 A CN201010205080 A CN 201010205080A CN 102271445 B CN102271445 B CN 102271445B
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China
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circuit
signal
power supply
transformer
lamp power
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CN201010205080.6A
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Chinese (zh)
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CN102271445A (en
Inventor
陈家斌
余翔
崔军朝
田洪亮
潘建
王柳
魏三平
季钢
陈蕾
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Zhumadian Power Supply Co of Henan Electric Power Co
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Zhumadian Power Supply Co of Henan Electric Power Co
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • 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
    • 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
    • Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • 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
    • Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20—Smart grids as enabling technology in buildings sector
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30—Reactive power compensation
    • 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
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/14—Protecting elements, switches, relays or circuit breakers
    • 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
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems
    • Y04S20/242—Home appliances
    • Y04S20/246—Home appliances the system involving the remote operation of lamps or lighting equipment

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  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

The invention provides an intelligent power-supply control system of street lamps, comprising an intelligent control device of street lamp transformer power-supply equipment, a fiber communication circuit and an intelligent power-supply control center of the street lamps, wherein the intelligent power-supply control center of the street lamps comprises a signal processing circuit, a transformer equipment operating parameter look-up and distant operating circuit and an information display circuit; the intelligent power-supply control center of the street lamps is connected with the intelligent control device of the street lamp transformer power-supply equipment by the fiber communication circuit; the signal processing circuit of the intelligent control center has two kinds of signal processing, that is, a light receiving circuit of the fiber communication circuit outputs signals and an output end is connected with the information display circuit after the signals are processed by the signal processing circuit; and an output of the transformer equipment operating parameter look-up and distant operating circuit is connected with the signal processing circuit and then a signal output is connected with a radiating circuit of an optical transmitter and receiver after the signals are processed by the signal processing circuit. The system plays a promotion role in developing the construction of power grid intellectualization.

Description

Street lamp power supply, road lamp power supply intelligent control system
Technical field
The present invention relates to a kind of street lamp power supply, road lamp power supply intelligent control technology, specifically, is a kind of street lamp power supply, road lamp power supply equipment operation management intelligent control system that is applied to.
Background technology
At present, intelligent grid construction is carried out in electric power system comprehensively, and full electric network is carried out to Based Intelligent Control, intelligent management, intellectual analysis.The application of distribution intelligent control technology has only just started starting, because a variety of causes fails to be generalizable always comprehensively; Wherein a kind of street lamp power supply, road lamp power supply intelligent transformer control technology research for 10kV power supply network, also be the intelligentized popularization and application part of electrical network, mainly for street-lighting transformer, 10kV switch and following 400V distribution system, carry out Based Intelligent Control, intelligent management, intellectual analysis.
For street-lighting transformer intelligent control technology, study, to play very big promotion to power distribution system equipment safety and economic operation, street-lighting transformer, 10kV switch and the following 400V distribution system moved at present, owing to not monitoring in real time, substantially be out of order, blown fuse as high and low in common failure transformer, is overhauled by user notification; Power supply quality is low, and device damage rate is high, if popularize application street-lighting transformer, 10kV switch and following 400V distribution system supply intelligent control technology in an all-round way, will play vital effect to the technical development of electrical network intelligent management.
Summary of the invention
The object of the invention is that technical scheme by below realizes:
Street lamp power supply, road lamp power supply intelligent control system comprises street-lighting transformer supply intelligent control device, optical fiber communication circuit, street lamp power supply, road lamp power supply intelligent control center; Described street lamp power supply, road lamp power supply intelligent control center comprises signal processing circuit, becomes platform equipment operational factor and checks and remote operation circuit, information display circuit; Described street lamp power supply, road lamp power supply intelligent control center is connected with street-lighting transformer supply intelligent control device by optical fiber communication circuit;
The signal processing circuit of described street lamp power supply, road lamp power supply intelligent control center, has two kinds of signals, and the one, from the optical receiving circuit output signal of optical fiber communication circuit, after signal processing circuit is processed, export termination and connect described information display circuit; The 2nd, change platform equipment operational factor is checked and the output of remote operation circuit connects described signal processing circuit, and signal processing circuit is processed the optical transmitter and receiver radiating circuit that rear signal output connects optical fiber communication circuit.
Described street-lighting transformer supply intelligent control device comprises signal data acquisition circuit, and signal data calculates decision circuitry, equipment operation circuit, optical transmitter and receiver circuit;
Wherein, described signal data acquisition circuit, from street-lighting transformer power supply unit system acquisition to signal data, is exported a termination and is connected signal data calculating decision circuitry, and another termination connects described optical transmitter and receiver circuit; Described signal data calculating decision circuitry is exported a termination and is connected described equipment operation circuit, and another termination connects described optical fibre communication cable terminating machine circuit; Described equipment operation circuit is connected with described ray machine circuit, and described optical transmitter and receiver circuit output end head connects described optical fibre communication cable, and optical fibre communication cable connects described street lamp power supply, road lamp power supply intelligent control center.
Optical fiber communication circuit comprises street-lighting transformer supply intelligent control device end optical transmitter and receiver circuit, optical fibre communication cable, street lamp power supply, road lamp power supply intelligent control center end optical transmitter and receiver circuit; Described street-lighting transformer supply intelligent control device end optical transmitter and receiver circuit is connected with described optical fibre communication cable, and optical fibre communication cable is connected with described street lamp power supply, road lamp power supply intelligent control center end optical transmitter and receiver circuit.
Signal processing circuit comprises receive signal processing circuit, emissioning signal treatment circuit; Described receive signal processing circuit comprises decoding circuit, signal processing circuit, executive circuit; Described emissioning signal treatment circuit comprises signal input circuit, coding circuit, signal conversion circuit;
Wherein: described receive signal processing circuit is to obtain signal from the receiving circuit of optical fibre communication cable optical transmitter and receiver, connect described decoding circuit, decoding circuit connects described signal processing circuit, and signal processing circuit connects described executive circuit, and executive circuit connects described information display circuit; Described emissioning signal treatment circuit is from becoming that platform equipment operational factor is checked and remote operation circuit obtains signal and connects described signal input circuit, signal input circuit connects described coding circuit, coding circuit connects described signal conversion circuit, and signal conversion circuit output connects the radiating circuit of described optical fibre communication cable optical transmitter and receiver.
Information display circuit comprises geographical position display circuit, switch divide-shut brake position sound, light display circuit, equipment fault title, location circuit, the various operational factor display circuits of transformer platform area equipment;
Wherein, the position resolver present situation figure that geographical position display circuit adopts computer software to draw out, shows street name, transformer switch, place particular location in the drawings;
Switch divide-shut brake position sound, light display circuit, display station district on off state has three kinds in the drawings, and the first is that switch closing position shows that ruddiness, the second are that switch open position shows green glow, and the third is that fault trip dodges green glow, sends loudspeaker cry simultaneously;
Transformer platform area equipment fault is display Name, location circuit in the drawings, shows in the drawings faulty equipment title and concrete faulty equipment geographical position.
The various operational factor display circuits of transformer platform area equipment, switch place, display station district is provided with various signal acquisition circuits in the drawings, when various operational factor is checked in operation, shows equipment place, transformer platform area operational factor in screen map.
Equipment operational factor is checked and remote operation circuit, comprises that street-lighting transformer supplies radio area equipment operational factor to check and high and low pressure switch, reactive-load compensation equipment remote operation circuit; Described street-lighting transformer supplies radio area equipment device parameter to check and high and low switch, and reactive-load compensation equipment remote operation circuit is connected with the radiating circuit of optical fibre communication cable optical transmitter and receiver respectively;
Wherein, street-lighting transformer power supply unit operational factor is checked and switch distant place device is made the electric circuit constitute, adopts operation keys coding, and minute five levels are encoded, and first selects a certain transformer platform area of three position digital coding representatives; Second step selects operation item: T to represent the temperature of transformer, LT1, LT2, LT3 represent the temperature (connecting line point) of threephase cable, DA1, DA2, DA3 represent three-phase low-voltage electric current, LA represents neutral line current, S represents power factor, G represents transformer high-voltage switch, and D represents step down side switch, and W represents reactive apparatus switching device switch; The 3rd step selection function: H represents to close a floodgate, F represents that separating brake, K represent to check, the 4th step is for selecting the confirmation of correctness, and the 5th step is executable operations.
Signal data acquisition circuit comprises that transformer high-voltage switch divides, co-bit is put signal acquisition circuit, transformer low voltage switch divides, co-bit is put signal acquisition circuit, transformer temperature signal acquisition circuit, cable (terminal stud) temperature signal collection circuit, high pressure phase line disconnection signal Acquisition Circuit, low-tension current signal acquisition circuit, neutral line current signal acquisition circuit, power factor signal acquisition circuit, low voltage phase line earthing signal acquisition circuit, neutral line break signal acquisition circuit, reactive-load compensation equipment automatic switching device position signal acquisition circuit; Described signal data acquisition circuit one termination connects signal data and calculates decision circuitry, and another termination connects described optical transmitter and receiver circuit;
Wherein, described transformer high-voltage switch divides, co-bit is put signal acquisition circuit, is from described high-voltage switch gear motor-operating mechanism auxiliary contact collection position signal, is connected in optical transmitter and receiver radiating circuit;
Described transformer low voltage switch divides, co-bit is put signal acquisition circuit, be from described be from described low tension switch motor-operating mechanism auxiliary contact collection position signal, be connected in optical transmitter and receiver radiating circuit;
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, optical transmitter and receiver radiating circuit;
Described cable (connecting line point) temperature signal collection circuit, that detector unit digital temperature sensor is connected in to a certain position of described cable end, from detector unit, gather cable temperature data-signal, be connected in signal data and calculate decision circuitry, optical transmitter and receiver radiating circuit;
Described high-pressure phase failure signal acquisition circuit is by the described optical transmitter and receiver radiating circuit of phase interruption testing device output signal access;
Described low-tension current signal acquisition circuit, is that the output after current transformer and load resistance conversion of A, B, C three-phase current is applicable to the current signal requiring, and access signal data calculates decision circuitry, optical transmitter and receiver radiating circuit;
Described neutral line current signal acquisition circuit, is that neutral line current output after current transformer and load resistance conversion is applicable to the current signal requiring, and access signal data calculates decision circuitry, optical transmitter and receiver radiating circuit;
Described power factor signal acquisition circuit,, reactive energy signal meritorious from active electric energy meter, reactive energy-meter collection, access signal data calculates decision circuitry, optical transmitter and receiver radiating circuit;
Described low voltage phase line earthing signal acquisition circuit, gathers phase line grounding signal from residual current operated protective device, access optical transmitter and receiver radiating circuit;
Described neutral line break signal acquisition circuit, gathers neutral line break signal from zero line-breaking protector, access optical transmitter and receiver radiating circuit;
Described reactive-load compensation equipment automatic switching device position signal acquisition circuit, is by the switch motor-operating mechanism auxiliary contact place collection position signal of compensation equipment automatic switching device, is connected in optical transmitter and receiver radiating circuit.
Signal data calculates decision circuitry and comprises A/D translation circuit, calculates decision circuitry, executive component; Described A/D translation circuit input connects described signal data acquisition circuit and exports a termination, 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, connects respectively described equipment operation circuit, optical transmitter and receiver circuit.
Equipment operation circuit comprise transformer high-voltage switch motor structure minute, contacting controling circuit, transformer low voltage switch motor structure minute, contacting controling circuit, the control circuit of reactive-load compensation equipment automatic switching, cutting apparatus; Equipment operation circuit input signal calculates decision circuitry, optical transmitter and receiver circuit from signal data respectively.
This street lamp power supply, road lamp power supply intelligent control system is to utilize advanced computer technology, monitoring technology, and automatic control technology, modern communication technology, thus develop a kind of Long-distance Control for street lamp power supply, road lamp power supply equipment, real time data detection, intelligent monitoring system.The relative prior art of the present invention has outstanding substantive distinguishing features and significant progressive, specifically, this street lamp power supply, road lamp power supply device intelligence control system technological progress, reasonable in design, desirable street lamp power supply, road lamp power supply Based Intelligent Control, the intelligent management realized, intellectual analysis, for Power system development intelligent construction, will play positive facilitation, the concrete advantage of this street lamp power supply, road lamp power supply intelligent control system:
1, this intelligent control system is monitored street-lighting transformer electric power system safety and economic operation situation at any time, has various protections and automatics function, has improved the security reliability of power supply.
2, this intelligent control system is monitored street lamp power supply, road lamp power supply system equipment running technology data at any time, can see at any time voltage, electric current, the temperature of transformer by remote measurement, remote signalling.
3, this intelligent control system has the high and low switch of remote operation transformer, reactive power source functions of the equipments, and the needs according to device context operation, can carry out remote operation at any time, shortens the operating equipment time, reduces the loss that do not have.
Accompanying drawing explanation
Fig. 1 is street lamp power supply, road lamp power supply intelligent control system composition frame chart of the present invention;
Fig. 2 is street-lighting transformer supply intelligent control device composition frame chart of the present invention
Fig. 3 is optical fiber communication the electric circuit constitute block diagram of the present invention;
Fig. 4 A is the receive signal processing circuit block diagram of signal processing circuit of the present invention;
Fig. 4 B is the emissioning signal treatment circuit block diagram of signal processing circuit of the present invention;
Fig. 5 is that change platform equipment operational factor of the present invention is checked and remote operation circuit block diagram;
Fig. 6 is information display circuit block diagram of the present invention;
Fig. 7 is signal data acquisition circuit block diagram of the present invention;
Fig. 8 is that signal data of the present invention calculates decision circuitry block diagram;
Fig. 9 is equipment operation circuit block diagram of the present invention;
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail;
As shown in Figure 1, be street lamp power supply, road lamp power supply intelligent control system composition frame chart of the present invention, this system comprises street-lighting transformer supply intelligent control device 1, optical fiber communication circuit 2, street lamp power supply, road lamp power supply intelligent control center 3; Described street lamp power supply, road lamp power supply intelligent control center comprises signal processing circuit, become that platform equipment operational factor is checked and remote operation circuit, information display circuit; Described street-lighting transformer supply intelligent control device is crossed logical fiber optic circuit and is connected with the circuit of street lamp power supply, road lamp power supply intelligent control center;
The signal processing circuit of described street lamp power supply, road lamp power supply intelligent control center, has two kinds of signals, and the one, from the optical transmitter and receiver optical receiving circuit output signal of optical fiber communication circuit, after signal processing circuit is processed, export termination and connect described information display circuit; The 2nd, change platform equipment operational factor is checked and the output of remote operation circuit connects described signal processing circuit, and signal processing circuit is processed rear signal output and connected optical transmitter and receiver radiating circuit.
Described street-lighting transformer power supply unit is comprised of equipment such as high and low switches, and Intelligent control device of street lamp transformer is connected with street lamp power supply, road lamp power supply intelligent control center by optical fiber communication circuit.Each becomes platform power supply unit and has intelligent controlling device, and the fault that equipment occurs intelligent controlling device is processed automatically, and fault message is sent to intelligent control center, demonstrates the position of fault, fault title on intelligent control center display screen.
Normal operator on duty carries out walkaround inspection to machine operation, can operate and check one by one at intelligent control center, when needing a distant place to carry out equipment operating, can directly operate at intelligent control center.
Shown in Fig. 2, be street-lighting transformer supply intelligent control device composition frame chart of the present invention, described street-lighting transformer supply intelligent control device comprises signal data acquisition circuit 21, and signal data calculates decision circuitry 22, equipment operation circuit 23, optical transmitter and receiver circuit 24;
Wherein, described signal data acquisition circuit, from street-lighting transformer power supply unit system acquisition to signal data, is exported a termination and is connected signal data calculating decision circuitry, and another termination connects optical transmitter and receiver circuit; Signal data calculating decision circuitry is exported a termination connection device function circuit, another termination connects described optical transmitter and receiver circuit, and described equipment operation circuit connects described optical transmitter and receiver circuit, and described optical transmitter and receiver circuit output connects described street lamp power supply, road lamp power supply intelligent control center.
Signal acquisition circuit is from street-lighting transformer power supply unit system acquisition to real-time data signal, be transferred to respectively data and calculate judgement treatment circuit, optical transmitter and receiver circuit, various signal datas calculate judgement treatment circuit by data and calculate relatively, judge system equipment state, the starting protection if system equipment breaks down, protection actuating signal is transferred to equipment operation circuit and trips, and transmission light terminal circuit is reported to the police simultaneously; After system equipment generation state variation, situation after system equipment state variation is informed to shift electrician.
When system equipment need to change state, by a distant place, operate, electrician does not need device context.
Shown in Fig. 3, be optical fiber communication circuit of the present invention, comprise street-lighting transformer supply intelligent control device end optical transmitter and receiver circuit 31, optical fibre communication cable 32, street lamp power supply, road lamp power supply intelligent control center end optical transmitter and receiver circuit 33; Described street-lighting transformer supply intelligent control device end optical transmitter and receiver circuit is connected with described optical fibre communication cable circuit, optical fibre communication cable is connected with described street lamp power supply, road lamp power supply intelligent control center end optical transmitter and receiver circuit, and street lamp power supply, road lamp power supply intelligent control center end optical transmitter and receiver circuit connects street lamp supply intelligent control centre circuit.
When outwards transmitting, be carried out in accordance with regulations coding, after coding, outwards transmit.After receiving certain signal, be carried out in accordance with regulations decoding and be transferred to executive circuit.
Fig. 4 A is the receive signal processing circuit block diagram of signal processing circuit of the present invention; Signal processing circuit comprises receive signal processing circuit, emissioning signal treatment circuit; Described receive signal processing circuit comprises decoding circuit 41, signal processing circuit 42, executive circuit 43;
Described receive signal processing circuit is to obtain signal from the receiving circuit of optical transmitter and receiver, access described decoding circuit, decoding circuit connects described signal processing circuit, and signal processing circuit connects described executive circuit, executive circuit connects described information display circuit, shows particular content.
Fig. 4 B is the emissioning signal treatment circuit block diagram of signal processing circuit of the present invention; Described emissioning signal treatment circuit comprises signal input circuit 45, coding circuit 46, signal conversion circuit 47;
Described emissioning signal treatment circuit is that platform equipment operational factor is checked and remote operation circuit obtains signal from becoming, access described signal processing circuit, signal processing circuit connects described coding circuit, coding circuit connects described signal conversion circuit, signal conversion circuit output connects the radiating circuit of described optical transmitter and receiver, passes the signal to and becomes platform device intelligence control device.
Shown in Fig. 5, be that change platform equipment operational factor of the present invention is checked and remote operation the electric circuit constitute block diagram; Become that platform equipment operational factor is checked and remote operation circuit comprises that transformer platform power supply unit operational factor checks circuit 51, high-voltage switch gear remote operation circuit 52, low tension switch remote operation circuit 53, reactive-load compensation equipment remote operation circuit 54; Described change platform power supply unit parameter is checked and the output of remote operation circuit is connected with signal processing circuit respectively.
Becoming platform power supply unit operational factor checks and remote operation circuit, and adopt operation keys to carry out coded system, coding minute several levels carry out, and first select a letter b indication transformer platform district; In a certain transformer platform area of selecting three position digital coding representatives; The 3rd step selects operation item: T1, T2 to represent the temperature of No. 1, No. 2 transformer, LT1, LT2, LT3 represent the temperature of threephase cable, DA1, DA2, DA represent three-phase low-voltage electric current, LA represents neutral line current, S represents power factor, G1, G2 represent transformer high-voltage switch, and D1, D2 represent transformer low voltage switch, W reactive apparatus switching device; The 4th step selection function: H represents to close a floodgate, and F represents separating brake, and K represents to check; The 5th step is fixed for confirming, the 6th step is for carrying out;
When operator on duty makes an inspection tour machine operation, can carry out equipment operating one by one at intelligent control center and check each equipment operational factor, when needing a distant place to carry out equipment operating, can directly operate at intelligent control center.
It shown in Fig. 6, is information display circuit composition frame chart of the present invention; Information display circuit comprises geographical position display circuit 61, switch divide-shut brake position sound and light show circuit 62, equipment fault title and abort situation circuit 63, the various operational factor display circuits 64 of transformer platform area equipment; Described information display circuit input signal derives from signal processing circuit.
Wherein, the distribution geographical position present situation figure that geographical position display circuit adopts computer software to draw out, shows the position of the switch, street name ,Tai district and numbering in the drawings;
Switch divide-shut brake position sound, light display circuit, display station district on off state has three kinds in the drawings, and the first is that switch closing position shows that ruddiness, the second are that switch open position shows green glow, and the third is that fault trip dodges green glow, sends loudspeaker cry simultaneously;
When system breaks down, on display screen, with Chinese character, demonstrate abort situation, fault title;
The various operational factor display circuits of transformer platform area device systems, show that becoming platform power supply unit place is provided with various signal acquisition circuits in the drawings, when various operational factor is checked in operation, and place, display station district operational factor in screen map.
The display of display circuit, adopts liquid crystal or plasma display.
When receiving circuit receives after certain signal, on the display screen of information display circuit, demonstrate particular content immediately, if receive after certain fault-signal, on information display screen, certain equipment has lamp bright, there is the loudspeaker sound, demonstrate concrete fault title, position, reference while giving operator on duty's handling failure simultaneously.
It shown in Fig. 7, is signal data acquisition circuit block diagram of the present invention, signal data acquisition circuit comprises that described transformer high-voltage switch divides, co-bit is put signal acquisition circuit 7A, transformer low voltage switch divides, co-bit is put signal acquisition circuit 7B, transformer temperature signal acquisition circuit 7C, cable temperature signal acquisition circuit 7E, high pressure phase line disconnection signal Acquisition Circuit 7F, low-tension current signal acquisition circuit 7G, neutral line current signal acquisition circuit 7H, power factor signal acquisition circuit 7K, low voltage phase line earthing signal acquisition circuit 7M, neutral line break signal acquisition circuit 7N, reactive-load compensation equipment automatic switching device position signal acquisition circuit 7S, described signal data acquisition circuit one termination connects the radiating circuit that signal data calculates another termination connection optical transmitter and receiver of decision circuitry,
Wherein, described transformer high-voltage switch divides, co-bit is put signal acquisition circuit, is to gather high-voltage switch gear position signalling from described high-voltage switch gear motor-operating mechanism auxiliary contact, is connected in optical transmitter and receiver radiating circuit; When system breaks down, signal data calculates decision circuitry and sends trip protection signal, and switch trip sends alarm signal after switch generation displacement.
Described transformer low voltage switch divides, co-bit is put signal acquisition circuit, is from described transformer low voltage switch motor-operating mechanism auxiliary contact collection position circuit signal, is connected in optical transmitter and receiver radiating circuit; When low-pressure system breaks down, signal data calculates decision circuitry and sends trip protection signal, switch trip, and alarm signal is sent in low tension switch generation displacement.
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, optical transmitter and receiver radiating circuit; When collecting temperature data, by data, calculate judgement and relatively exceed setting, send alarm signal, point out overtemperature processing method simultaneously.
Described cable temperature signal acquisition circuit, that detector unit digital temperature sensor is connected in to a certain position of described cable end, from detector unit, gather cable temperature data-signal, be connected in signal data and calculate decision circuitry, optical transmitter and receiver radiating circuit; When collecting temperature data relatively exceed setting by calculating, send alarm signal, point out overtemperature processing method simultaneously.
Described high pressure phase line disconnection signal Acquisition Circuit, gathers high pressure phase line disconnection signal from high pressure phase line line disconnection protector, access optical transmitter and receiver radiating circuit; After system generation high pressure phase line broken string, send alarm signal.
Described low-tension current signal acquisition circuit, is that the output after current transformer and load resistance conversion of A, B, C three-phase current is applicable to the current signal requiring, and access signal data calculates decision circuitry, optical transmitter and receiver radiating circuit; When system parameters, send out and change, by microcomputer, calculate the super setting of current parameters, send overcurrent alarm signal, or trip signal.
Described neutral line current signal acquisition circuit, is that neutral line current output after current transformer and load resistance conversion is applicable to the current signal requiring, and access signal data calculates decision circuitry, optical transmitter and receiver radiating circuit; When collection neutral line current signal data calculates decision circuitry by data, relatively exceed setting, just send alarm signal.
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 relatively, access optical transmitter and receiver radiating circuit; According to power factor size, carry out automatic switching reactive apparatus.
Described low voltage phase line earthing signal acquisition circuit, gathers phase line grounding signal from residual current operated protective device, access optical transmitter and receiver radiating circuit; After system generation phase line grounding, send alarm signal.
Described neutral line break signal acquisition circuit, gathers neutral line break signal from zero line-breaking protector, access optical transmitter and receiver radiating circuit; After system generation neutral line break, have a power failure, send alarm signal.
Described reactive-load compensation equipment automatic switching device position signal acquisition circuit, from low tension switch motor-operating mechanism auxiliary contact collection position signal, is connected in optical transmitter and receiver radiating circuit; When system power factor becomes large, reactive-load compensation equipment is automatically out of service, and when system power factor diminishes, reactive-load compensation equipment puts into operation automatically, and sends alarm signal.
Shown in Fig. 8, be that signal data of the present invention calculates 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, and a termination connects described equipment operation circuit, and another termination connects described optical transmitter and receiver radiating circuit.
Described A/D translation circuit 81 inputs connect described signal data acquisition circuit output end head, the output of A/D translation circuit connects described calculating decision circuitry 82, calculate decision circuitry and connect described executive component 83, executive component is exported a termination and is connected described equipment operation circuit, and another termination connects described optical transmitter and receiver radiating circuit.
When described data, calculating decision circuitry obtains various signal datas from signal acquisition circuit, signal data carries out A/D and is transformed into after applicable requirement, and decision circuitry is calculated in input, calculates relatively, comparative result is exported to executive component, carries out fling-cut equipment or warning.
It shown in Fig. 9, is equipment operation circuit block diagram of the present invention, equipment operation circuit comprise transformer high-voltage switch motor structure minute, contacting controling circuit 9A, transformer low voltage switch motor structure minute, contacting controling circuit 9B, the control circuit 9C of reactive-load compensation equipment automatic switching device;
Equipment operating signal calculates decision circuitry from signal data respectively and exports a termination, optical transmitter and receiver radiating circuit, and after equipment operating is carried out, the output of equipment state variable signal connects optical transmitter and receiver radiating circuit.
Described transformer high-voltage switch divides, contacting controling circuit, refers to that the high-voltage switch gear motor drive mechanism of described operation divides, closing circuit; When high-voltage switch gear obtains minute, after switching signal, high-voltage switch gear divides automatically, closing operation, and high-voltage switch gear state is reported to the police and told electrician after changing.
Described transformer low voltage switch divides, contacting controling circuit, is that the low tension switch motor drive mechanism of described operation divides, closing circuit; When low tension switch obtains switch, divide, after switching signal, low tension switch divides automatically, closing operation, after low tension switch state changes, reports to the police and tells electrician.
The control circuit of described reactive-load compensation equipment automatic switching device, refers to the automatic operation switching loop of described reactive-load compensation equipment automatic switching device; After obtaining power factor high low signal, reactive-load compensation equipment automatic switching device carries out switching operation automatically, after reactive-load compensation equipment automatic switching device state changes, reports to the police and tells electrician.
When operator on duty need to carry out remote operation to system equipment, can complete by remote-control operation, can shorten the time like this, and improve power supply safety reliability.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement the specific embodiment of the present invention; And not departing 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 (7)

1. a street lamp power supply, road lamp power supply intelligent control system, is characterized in that: this system comprises street-lighting transformer supply intelligent control device, optical fiber communication circuit, street lamp power supply, road lamp power supply intelligent control center; Described street lamp power supply, road lamp power supply intelligent control center comprises first signal treatment circuit, and transformer platform area equipment operational factor is checked and remote operation circuit, information display circuit; Described street lamp power supply, road lamp power supply intelligent control center is connected with street-lighting transformer supply intelligent control device by optical fiber communication circuit;
The first signal treatment circuit of described street lamp power supply, road lamp power supply intelligent control center, has two kinds of signals, and the one, from the optical receiving circuit output signal of optical fiber communication circuit, after first signal processing circuit processes, export termination and connect described information display circuit; The 2nd, transformer platform area equipment operational factor is checked and the output of remote operation circuit connects described first signal treatment circuit, and after first signal processing circuit processes, signal output connects the optical transmitter and receiver radiating circuit of optical fiber communication circuit;
Information display circuit comprises geographical position display circuit, switch divide-shut brake position sound, light display circuit, equipment fault title, location circuit, the various operational factor display circuits of transformer platform area equipment;
Wherein, the position resolver present situation figure that geographical position display circuit adopts computer software to draw out, shows street name, transformer switch, place particular location in the drawings;
Switch divide-shut brake position sound, light display circuit, display station district on off state has three kinds in the drawings, and the first is that switch closing position shows that ruddiness, the second are that switch open position shows green glow, and the third is that fault trip dodges green glow, sends loudspeaker cry simultaneously;
Equipment fault title, location circuit be display Name, location circuit in the drawings, shows in the drawings faulty equipment title and concrete faulty equipment geographical position;
The various operational factor display circuits of transformer platform area equipment, switch place, display station district is provided with various signal acquisition circuits in the drawings, when various operational factor is checked in operation, shows equipment place, transformer platform area operational factor in screen map;
Transformer platform area equipment operational factor checks and remote operation circuit, comprises that transformer platform area equipment operational factor checks circuit, high-voltage switch gear remote operation circuit, low tension switch remote operation circuit, reactive-load compensation equipment remote operation circuit; Described street-lighting transformer is checked circuit for radio area equipment operational factor, high-voltage switch gear remote operation circuit, and low tension switch remote operation circuit, reactive-load compensation equipment remote operation circuit is connected with the optical transmitter and receiver radiating circuit of optical fiber communication circuit respectively;
Wherein, transformer platform area equipment operational factor is checked and remote operation circuit adopts operation keys coding, and minute six levels are encoded, and first select a letter representation transformer platform area, then selects a certain transformer platform area of three position digital coding representatives; The 3rd step selects operation item: T to represent the temperature of transformer, LT1, LT2, LT3 represent the temperature (connecting line point) of threephase cable, DA1, DA2, DA3 represent three-phase low-voltage electric current, LA represents neutral line current, S represents power factor, G represents transformer high-voltage switch, and D represents step down side switch, and W represents reactive apparatus switching device switch; The 4th step selection function: H represents to close a floodgate, F represents that separating brake, K represent to check, the 5th step is for selecting the confirmation of correctness, and the 6th step is executable operations.
2. street lamp power supply, road lamp power supply intelligent control system according to claim 1, is characterized in that: described street-lighting transformer supply intelligent control device comprises signal data acquisition circuit, and signal data calculates decision circuitry, equipment operation circuit, optical transmitter and receiver circuit;
Wherein, described signal data acquisition circuit, from street-lighting transformer power supply unit system acquisition to signal data, is exported a termination and is connected signal data calculating decision circuitry, and another termination connects described optical transmitter and receiver circuit; Described signal data calculating decision circuitry is exported a termination and is connected described equipment operation circuit, and another termination connects described optical transmitter and receiver circuit; Described equipment operation circuit is connected with described optical transmitter and receiver circuit, and described optical transmitter and receiver circuit output end head connects optical fibre communication cable, and optical fibre communication cable connects described street lamp power supply, road lamp power supply intelligent control center.
3. street lamp power supply, road lamp power supply intelligent control system according to claim 1, is characterized in that: optical fiber communication circuit comprises street-lighting transformer supply intelligent control device end optical transmitter and receiver circuit, optical fibre communication cable, street lamp power supply, road lamp power supply intelligent control center end optical transmitter and receiver circuit; Described street-lighting transformer supply intelligent control device end optical transmitter and receiver circuit is connected with described optical fibre communication cable, and optical fibre communication cable is connected with described street lamp power supply, road lamp power supply intelligent control center end optical transmitter and receiver circuit.
4. street lamp power supply, road lamp power supply intelligent control system according to claim 1, is characterized in that: first signal treatment circuit comprises receive signal processing circuit, emissioning signal treatment circuit; Described receive signal processing circuit comprises decoding circuit, secondary signal treatment circuit, executive circuit; Described emissioning signal treatment circuit comprises signal input circuit, coding circuit, signal conversion circuit;
Wherein: described receive signal processing circuit is to obtain signal from the optical receiving circuit of optical fiber communication circuit, connect described decoding circuit, decoding circuit connects described secondary signal treatment circuit, and secondary signal treatment circuit connects described executive circuit, and executive circuit connects described information display circuit; Described emissioning signal treatment circuit is from becoming that platform equipment operational factor is checked and remote operation circuit obtains signal and connects described signal input circuit, signal input circuit connects described coding circuit, coding circuit connects described signal conversion circuit, and signal conversion circuit output connects the radiating circuit of described optical fibre communication cable optical transmitter and receiver.
5. street lamp power supply, road lamp power supply intelligent control system according to claim 2, it is characterized in that: signal data acquisition circuit comprises that transformer high-voltage switch divides, co-bit is put signal acquisition circuit, transformer low voltage switch divides, co-bit is put signal acquisition circuit, transformer temperature signal acquisition circuit, cable temperature signal acquisition circuit, high pressure phase line disconnection signal Acquisition Circuit, low-tension current signal acquisition circuit, neutral line current signal acquisition circuit, power factor signal acquisition circuit, low voltage phase line earthing signal acquisition circuit, neutral line break signal acquisition circuit, reactive-load compensation equipment automatic switching device position signal acquisition circuit, described signal data acquisition circuit one termination connects signal data and calculates decision circuitry, and another termination connects described optical transmitter and receiver circuit,
Wherein, described transformer high-voltage switch divides, co-bit is put signal acquisition circuit, is from high-voltage switch gear motor-operating mechanism auxiliary contact collection position signal, is connected in optical transmitter and receiver radiating circuit;
Described transformer low voltage switch divides, co-bit is put signal acquisition circuit, is from low tension switch motor-operating mechanism auxiliary contact collection position signal, is connected in optical transmitter and receiver radiating circuit;
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, optical transmitter and receiver radiating circuit;
Described cable temperature signal acquisition circuit, is that detector unit digital temperature sensor is connected in to a certain position of cable end, from detector unit, gathers cable temperature data-signal, is connected in signal data and calculates decision circuitry, optical transmitter and receiver radiating circuit;
Described high pressure phase line disconnection signal Acquisition Circuit is by the described optical transmitter and receiver radiating circuit of phase interruption testing device output signal access;
Described low-tension current signal acquisition circuit, is that the output after current transformer and load resistance conversion of A, B, C three-phase current is applicable to the current signal requiring, and access signal data calculates decision circuitry, optical transmitter and receiver radiating circuit;
Described neutral line current signal acquisition circuit, is that neutral line current output after current transformer and load resistance conversion is applicable to the current signal requiring, and access signal data calculates decision circuitry, optical transmitter and receiver radiating circuit;
Described power factor signal acquisition circuit,, reactive energy signal meritorious from active electric energy meter, reactive energy-meter collection, access signal data calculates decision circuitry, optical transmitter and receiver radiating circuit;
Described low voltage phase line earthing signal acquisition circuit, gathers phase line grounding signal from residual current operated protective device, access optical transmitter and receiver radiating circuit;
Described neutral line break signal acquisition circuit, gathers neutral line break signal from zero line-breaking protector, access optical transmitter and receiver radiating circuit;
Described reactive-load compensation equipment automatic switching device position signal acquisition circuit, is at the switch motor-operating mechanism auxiliary contact place of compensation equipment automatic switching device collection position signal, is connected in optical transmitter and receiver radiating circuit.
6. street lamp power supply, road lamp power supply intelligent control system according to claim 2, is characterized in that: signal data calculates decision circuitry and comprises A/D translation circuit, calculates decision circuitry, executive component; Described A/D translation circuit input connects described signal data acquisition circuit and exports a termination, 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, connects respectively described equipment operation circuit, optical transmitter and receiver circuit.
7. street lamp power supply, road lamp power supply intelligent control system according to claim 2, it is characterized in that: equipment operation circuit comprise transformer high-voltage switch motor structure minute, contacting controling circuit, transformer low voltage switch motor structure minute, contacting controling circuit, the control circuit of reactive-load compensation equipment automatic switching, cutting apparatus; Equipment operation circuit input signal calculates decision circuitry, optical transmitter and receiver circuit from signal data respectively.
CN201010205080.6A 2010-06-07 2010-06-07 Intelligent power-supply control system of street lamps Expired - Fee Related CN102271445B (en)

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CN2593519Y (en) * 2002-11-11 2003-12-17 维用科技（深圳）有限公司 Lighting remote control apparatus
JP3953093B2 (en) * 2007-01-05 2007-08-01 松下電器産業株式会社 A / D converter
CN201035357Y (en) * 2007-03-23 2008-03-12 北京易艾斯德科技有限公司 Feeder line distant place terminal
CN201156681Y (en) * 2008-01-28 2008-11-26 苏善伟 Intelligent power distribution system
CN201234165Y (en) * 2008-06-06 2009-05-06 陈家斌 Automatic control apparatus for power distribution system
CN201312128Y (en) * 2008-11-26 2009-09-16 陈家斌 Loss-reducing and electricity-saving automatic switching device for power transformer
CN201805586U (en) * 2010-06-07 2011-04-20 陈家斌 Intelligent road lamp power supplying control system in towns and cities

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