CN204330897U - High voltage phase loss of distribution transformer panalarm - Google Patents

High voltage phase loss of distribution transformer panalarm Download PDF

Info

Publication number
CN204330897U
CN204330897U CN201420855863.2U CN201420855863U CN204330897U CN 204330897 U CN204330897 U CN 204330897U CN 201420855863 U CN201420855863 U CN 201420855863U CN 204330897 U CN204330897 U CN 204330897U
Authority
CN
China
Prior art keywords
circuit
pin
signal
signal waveform
data processing
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
Application number
CN201420855863.2U
Other languages
Chinese (zh)
Inventor
陈蕾
陈静
吕源
易保华
陈家斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Zhumadian Power Supply Co of State Grid Henan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Zhumadian Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Zhumadian Power Supply Co of State Grid Henan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201420855863.2U priority Critical patent/CN204330897U/en
Application granted granted Critical
Publication of CN204330897U publication Critical patent/CN204330897U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of high voltage phase loss of distribution transformer panalarm, comprise signal waveform translation circuit, signal-data processing circuit, distant place warning circuit, DC power supply circuit, signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects successively, distant place warning circuit is connected with power distribution network administrative center, DC power supply circuit and signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects, signal waveform translation circuit input end is connected with one end of resistance, the other end of resistance is connected with power lead, interface is along separate routes provided with between resistance and signal waveform translation circuit, interface is connected with zero line N by resistance along separate routes, power lead is alternating current phase line, the utility model greatly shortens the substation transformer high-pressure side insurance fuse failure that distribution fault of branch line and circuit are installed and searches the time, reduce worker's labour intensity, improve power supply reliability, reduce the loss that do not have.

Description

High voltage phase loss of distribution transformer panalarm
technical field:
The utility model relates to a kind of warning device, particularly relates to a kind of high voltage phase loss of distribution transformer panalarm.
background technology:
Intelligent grid construction is carried out in current electric system comprehensively, Based Intelligent Control, intelligent management, intellectual analysis are carried out to full electric network, carry out repair based on condition of component to grid equipment, the application of distribution intelligent control technology has only just started starting, because a variety of causes fails to be generalizable always comprehensively comprehensively, supplying power allocation intelligent control technology is studied, mainly for distribution line, the equipment such as transformer, loop-network switch cabinet carries out Based Intelligent Control, intelligent management, intellectual analysis, carries out repair based on condition of component.
The substation transformer high-pressure side insurance fuse failure that wire system phase shortage and this circuit are installed is propped up at present in the 10-35kV distribution run, owing to not monitoring in real time, substantially be out of order, there is power outage, notify that operator on duty searches maintenance by user, difficulty is searched in trouble spot, length consuming time, device damage rate is high, power supply reliability is low, therefore needs a kind of shortening trouble shooting time, reduces worker's labour intensity, improve power supply reliability, the technical development of electrical network intelligent management is played to the warning device of most important effect.
utility model content:
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, there is provided one can realize convenient operation personnel to search faulty line, shorten trouble shooting time, reduce worker's labour intensity, improve the high voltage phase loss of distribution transformer panalarm of power supply reliability.
The technical solution of the utility model is: a kind of high voltage phase loss of distribution transformer panalarm, comprise signal waveform translation circuit, signal-data processing circuit, distant place warning circuit, DC power supply circuit, described signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects successively, described distant place warning circuit is connected with power distribution network administrative center, described DC power supply circuit and signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects, described signal waveform translation circuit input end is connected with one end of resistance, the other end of described resistance is connected with power lead, interface is along separate routes provided with between described resistance and signal waveform translation circuit, described shunt interface is connected with zero line N by resistance, described shunt interface is three, described power lead is alternating current phase line, described alternating current phase line comprises L1, L2, L3, zero line N.
Described signal waveform translation circuit and signal-data processing circuit are integrated chip, described signal waveform translation circuit is provided with eight pins, described signal-data processing circuit is provided with seven pins, eight pins of signal waveform translation circuit are pin 1, pin 2, pin 3, pin 4, pin 5, pin 6, pin 7, pin 8, and seven pins of signal-data processing circuit are pin 11, pin 12, pin 13, pin 14, pin 15, pin 16, pin 17.
Described resistance comprises R1, R2, R3, R4, R5, R6, described R1, R2, R3 are connected with pin 1, pin 2, pin 3 and L1, L2, L3 successively, described R4, R5, R6 are connected with shunt interface and zero line N respectively, described pin 4, pin 5, pin 6 are connected with pin 11, pin 12, pin 13 successively, described pin 14 and pin 15 and distant place warning circuit, described pin 7, pin 16 are connected with DC power supply circuit, described pin 8, pin 17 ground connection.
Described DC power supply circuit comprises rectification circuit Z1, rectification circuit Z2, diode D1, diode D2, two input ends of described rectification circuit Z1 are connected with L2 and zero line N successively, two output terminals of rectification circuit Z1 are connected with the positive pole of diode D1 and ground wire successively, two input ends of described rectification circuit Z2 are connected with L3 and zero line N successively, two output terminals of rectification circuit Z2 are connected with the positive pole of diode D2 and ground wire successively, described diode D1, the negative pole of diode D2 links together, and with signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects.
Described distant place warning circuit comprises optical fiber communication circuit and radio communication circuit, described optical fiber communication circuit, comprise optical fibre communication cable, optical transmitter and receiver circuit, described optical transmitter and receiver circuit comprises optical transmission circuit and optical receiving circuit, described optical transmission circuit is connected by optical fibre communication cable with optical receiving circuit, described radio communication circuit comprises radio transmitter and wireless receiving circuit, described wireless receiving circuit is connected with power distribution network administrative center with optical receiving circuit, described radio transmitter and optical transmission circuit and signal-data processing circuit, DC power supply circuit, ground wire connects, described radio transmitter is connected with mobile handheld terminal.
The beneficial effects of the utility model are:
1, the utility model greatly shorten distribution fault of branch line and circuit are installed substation transformer high-pressure side insurance fuse failure search the time, reduce worker's labour intensity, improve power supply reliability, reduce the loss that do not have, increase delivery, improve enterprise and social benefit.
2, the utility model plays great impetus to power distribution system equipment safety and economic operation, vital effect is played to administration of power networks technical development, shortens trouble shooting time, reduce the fault outage time, adding users satisfaction, improves society of power supply enterprise credit worthiness.
3, the utility model signal waveform translation circuit and signal-data processing circuit are integrated chip, decrease volume and the quality of equipment, add the stability of equipment, reduce equipment to the loss of electric energy, and handled easily personnel carry out maintenance to equipment and install.
4, the utility model is provided with two kinds of communication modes, and what ensure with the communication of power distribution network administrative center is unimpeded, and radio transmitter can be sent to the information detected on the mobile handheld terminal that operator carries, and convenient operation person operate.
5, the utility model takes two rectifier power source to be connected in two-phase alternating current phase line, and when having a phase line outage or a rectifier power source to have a fault, another phase or another rectifier power source are powered to device, guarantee that device reliably normally carries out.
accompanying drawing illustrates:
Fig. 1 is the connection diagram of high voltage phase loss of distribution transformer panalarm.
embodiment:
Embodiment: see Fig. 1.
High voltage phase loss of distribution transformer panalarm: comprise signal waveform translation circuit, signal-data processing circuit, distant place warning circuit, DC power supply circuit, signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects successively, distant place warning circuit is connected with power distribution network administrative center, DC power supply circuit and signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects, signal waveform translation circuit input end is connected with one end of resistance, the other end of resistance is connected with power lead, interface is along separate routes provided with between resistance and signal waveform translation circuit, interface is connected with zero line N by resistance along separate routes, interface is three along separate routes, power lead is alternating current phase line, alternating current phase line comprises L1, L2, L3, zero line N.
Signal waveform translation circuit and signal-data processing circuit are integrated chip, signal waveform translation circuit is provided with eight pins, signal-data processing circuit is provided with seven pins, eight pins of signal waveform translation circuit are pin 1, pin 2, pin 3, pin 4, pin 5, pin 6, pin 7, pin 8, and seven pins of signal-data processing circuit are pin 11, pin 12, pin 13, pin 14, pin 15, pin 16, pin 17.
Resistance comprises R1, R2, R3, R4, R5, R6, R1, R2, R3 are connected with pin 1, pin 2, pin 3 and L1, L2, L3 successively, R4, R5, R6 are connected with shunt interface and zero line N respectively, pin 4, pin 5, pin 6 are connected with pin 11, pin 12, pin 13 successively, pin 14 and pin 15 and distant place warning circuit, pin 7, pin 16 are connected with DC power supply circuit, pin 8, pin 17 ground connection.
DC power supply circuit comprises rectification circuit Z1, rectification circuit Z2, diode D1, diode D2, two input ends of rectification circuit Z1 are connected with L2 and zero line N successively, two output terminals of rectification circuit Z1 are connected with the positive pole of diode D1 and ground wire successively, two input ends of rectification circuit Z2 are connected with L3 and zero line N successively, two output terminals of rectification circuit Z2 are connected with the positive pole of diode D2 and ground wire successively, the negative pole of diode D1, diode D2 links together, and is connected with signal waveform translation circuit, signal-data processing circuit, distant place warning circuit.
Distant place warning circuit comprises optical fiber communication circuit and radio communication circuit, optical fiber communication circuit, comprise optical fibre communication cable, optical transmitter and receiver circuit, optical transmitter and receiver circuit comprises optical transmission circuit and optical receiving circuit, optical transmission circuit is connected by optical fibre communication cable with optical receiving circuit, radio communication circuit comprises radio transmitter and wireless receiving circuit, wireless receiving circuit is connected with power distribution network administrative center with optical receiving circuit, radio transmitter and optical transmission circuit and signal-data processing circuit, DC power supply circuit, ground wire connects, radio transmitter is connected with mobile handheld terminal.
During use, three-phase voltage signal is gathered from the alternating current phase line connected, and signal waveform translation circuit is given in transmission, the three-phase voltage sine wave-shaped signal gathered during normal operation is symmetrical mutually and is 120 degree of angles, signal waveform translation circuit is transformed into square wave the signal received, after signal-data processing circuit is given in square wave transmission, signal-data processing circuit processes input square wave, if the voltage signal detected is mutually symmetrical and in 120 degree of angles, the substation transformer high-pressure side insurance fuse failure phase shortage that distribution branch line phase shortage or this circuit are installed is described, this signal is transmitted immediately and gives distant place warning circuit, distant place warning circuit carries out distant place warning Signal transmissions to power distribution network administrative center and mobile handheld terminal, operator on duty can see it being that circuit or that transformer high-voltage fuse failure phase shortage have a power failure at once, to send someone immediately handling failure.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.

Claims (5)

1. a high voltage phase loss of distribution transformer panalarm, comprise signal waveform translation circuit, signal-data processing circuit, distant place warning circuit, DC power supply circuit, it is characterized in that: described signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects successively, described distant place warning circuit is connected with power distribution network administrative center, described DC power supply circuit and signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects, described signal waveform translation circuit input end is connected with one end of resistance, the other end of described resistance is connected with power lead, interface is along separate routes provided with between described resistance and signal waveform translation circuit, described shunt interface is connected with zero line N by resistance, described shunt interface is three, described power lead is alternating current phase line, described alternating current phase line comprises L1, L2, L3, zero line N.
2. high voltage phase loss of distribution transformer panalarm according to claim 1, it is characterized in that: described signal waveform translation circuit and signal-data processing circuit are integrated chip, described signal waveform translation circuit is provided with eight pins, described signal-data processing circuit is provided with seven pins, eight pins of signal waveform translation circuit are pin 1, pin 2, pin 3, pin 4, pin 5, pin 6, pin 7, pin 8, seven pins of signal-data processing circuit are pin 11, pin 12, pin 13, pin 14, pin 15, pin 16, pin 17.
3. high voltage phase loss of distribution transformer panalarm according to claim 2, it is characterized in that: described resistance comprises R1, R2, R3, R4, R5, R6, described R1, R2, R3 are connected with pin 1, pin 2, pin 3 and L1, L2, L3 successively, described R4, R5, R6 are connected with shunt interface and zero line N respectively, described pin 4, pin 5, pin 6 are connected with pin 11, pin 12, pin 13 successively, described pin 14 and pin 15 and distant place warning circuit, described pin 7, pin 16 are connected with DC power supply circuit, described pin 8, pin 17 ground connection.
4. high voltage phase loss of distribution transformer panalarm according to claim 1, it is characterized in that: described DC power supply circuit comprises rectification circuit Z1, rectification circuit Z2, diode D1, diode D2, two input ends of described rectification circuit Z1 are connected with L2 and zero line N successively, two output terminals of rectification circuit Z1 are connected with the positive pole of diode D1 and ground wire successively, two input ends of described rectification circuit Z2 are connected with L3 and zero line N successively, two output terminals of rectification circuit Z2 are connected with the positive pole of diode D2 and ground wire successively, described diode D1, the negative pole of diode D2 links together, and with signal waveform translation circuit, signal-data processing circuit, distant place warning circuit connects.
5. high voltage phase loss of distribution transformer panalarm according to claim 1, it is characterized in that: described distant place warning circuit comprises optical fiber communication circuit and radio communication circuit, described optical fiber communication circuit, comprise optical fibre communication cable, optical transmitter and receiver circuit, described optical transmitter and receiver circuit comprises optical transmission circuit and optical receiving circuit, described optical transmission circuit is connected by optical fibre communication cable with optical receiving circuit, described radio communication circuit comprises radio transmitter and wireless receiving circuit, described wireless receiving circuit is connected with power distribution network administrative center with optical receiving circuit, described radio transmitter and optical transmission circuit and signal-data processing circuit, DC power supply circuit, ground wire connects, described radio transmitter is connected with mobile handheld terminal.
CN201420855863.2U 2014-12-30 2014-12-30 High voltage phase loss of distribution transformer panalarm Expired - Fee Related CN204330897U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420855863.2U CN204330897U (en) 2014-12-30 2014-12-30 High voltage phase loss of distribution transformer panalarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420855863.2U CN204330897U (en) 2014-12-30 2014-12-30 High voltage phase loss of distribution transformer panalarm

Publications (1)

Publication Number Publication Date
CN204330897U true CN204330897U (en) 2015-05-13

Family

ID=53167244

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420855863.2U Expired - Fee Related CN204330897U (en) 2014-12-30 2014-12-30 High voltage phase loss of distribution transformer panalarm

Country Status (1)

Country Link
CN (1) CN204330897U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104569628A (en) * 2014-12-30 2015-04-29 国家电网公司 Remote alarm device for high voltage phase loss of distribution transformer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104569628A (en) * 2014-12-30 2015-04-29 国家电网公司 Remote alarm device for high voltage phase loss of distribution transformer

Similar Documents

Publication Publication Date Title
CN202870234U (en) Online fault monitoring system for 10KV circuit
CN204391903U (en) A kind of line loss monitoring system
CN204065301U (en) A kind of power distribution cabinet input/output port pick-up unit
CN204330897U (en) High voltage phase loss of distribution transformer panalarm
CN103499761A (en) Aligning device for rapidly testing on-off of cable core and application method thereof
CN203535154U (en) Device for detecting on-off of cable core
CN102122842A (en) Abnormal operation remote alarm device for distribution transformer distribution room equipment
CN203179221U (en) Transformer high/low voltage fuse burn-out remote alarm device
CN203352278U (en) Remote alarm device for abnormal power failure of 10 kV distribution network branch line
CN104569628A (en) Remote alarm device for high voltage phase loss of distribution transformer
CN102868230A (en) Intelligent managing device for condition based maintenance of 10-20kv transformer
CN103278733A (en) Cable ground connection remote monitoring method and remote monitoring system
CN205157697U (en) Continuity test system secretly goes between
CN203673020U (en) Intelligent outage alarm apparatus
CN202535487U (en) Communication digital distribution frame (DDF) 2M signal detector
CN201985623U (en) Device for performing remote alarm to abnormal running of distribution transformer
CN103151838B (en) The 10kV distribution branch line remote alarming device that extremely has a power failure
CN202495805U (en) Abnormal equipment operation remote alarm device for 10-20kV distribution transformer district
CN204631866U (en) Transmission line of electricity emergency first-aid repair data inquiry terminal system
CN204964681U (en) Distribution network is salvageed with location and supplementary equipment of salvageing
CN204858733U (en) Long -range dispatch system of block terminal trouble
CN203180636U (en) Low-voltage distribution system operating voltage abnormity remote alarm device
CN104539052A (en) Intelligent electricity utilization management device
CN202856457U (en) Intelligent management device for 10-20kV transformer station zone equipment condition maintenance
CN203104122U (en) Low-voltage grid zero line breakage remote alarm

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150513

Termination date: 20171230

CF01 Termination of patent right due to non-payment of annual fee