CN203550914U - Conducting wire icing on-line monitoring device based on OPGW optical fiber - Google Patents

Conducting wire icing on-line monitoring device based on OPGW optical fiber Download PDF

Info

Publication number
CN203550914U
CN203550914U CN201320646138.XU CN201320646138U CN203550914U CN 203550914 U CN203550914 U CN 203550914U CN 201320646138 U CN201320646138 U CN 201320646138U CN 203550914 U CN203550914 U CN 203550914U
Authority
CN
China
Prior art keywords
module
optical fiber
control module
opgw optical
opgw
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.)
Withdrawn - After Issue
Application number
CN201320646138.XU
Other languages
Chinese (zh)
Inventor
宋述停
田丁
牛彪
刘晓伟
张雪峰
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
Wuhan NARI Ltd
State Grid Shanxi Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Wuhan NARI Ltd
State Grid Shanxi 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, Wuhan NARI Ltd, State Grid Shanxi Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201320646138.XU priority Critical patent/CN203550914U/en
Application granted granted Critical
Publication of CN203550914U publication Critical patent/CN203550914U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to a conducting wire icing on-line monitoring device based on an OPGW optical fiber. The conducting wire icing on-line monitoring device comprises a control module, a display module, a man-machine interaction module, a power supply, a memory, a calculation module, a photoelectric converter and an optical fiber receiving and sending module, wherein an optical communication terminal of the optical fiber receiving and sending module is connected with an OPGW optical fiber to be tested, a control signal input terminal of the optical fiber receiving and sending module is connected with the control module, an optical feedback signal output terminal of the optical fiber receiving and sending module is connected with the calculation module through the photoelectric converter, the calculation module is connected with the memory and the control module, the display module, the man-machine interaction module and the memory are respectively connected with the control module, and the control module is powered by the power supply. The conducting wire icing on-line monitoring device has higher detection accuracy, the existing OPGW optical fiber of the line is used as a medium to obtain conducting wire icing conditions, a monitoring device is not required to be newly added on the line, and installation work on a tower is omitted.

Description

Wire icing on-Line Monitor Device based on OPGW optical fiber
Technical field
The utility model relates to electric power monitoring technical field, refers to particularly a kind of based on OPGW(Optical Fiber Composite Overhead Ground Wire, Optical Fiber composite overhead Ground Wire) the wire icing on-Line Monitor Device of optical fiber.
Technical background
At present, for the monitoring device of monitoring aerial condutor icing, mainly adopt and fixedly on cross arm of tower, installing sensor additional, the mode of measuring insulator tension or measuring insulator inclination angle is measured the icing situation in this sensor both sides span indirectly, this kind of monitoring method exist install loaded down with trivial details, monitoring range is little, monitoring accuracy is subject to the deficiencies such as such environmental effects is large, power supply is difficult to ensure, communication is easily disturbed.The mechanism of Brillouin scattering and applied research > > thereof in list of references 1:< < optical fiber, the postgraduate of Nanjing University thesis, in May, 2012, author Wang Rugang.List of references 2: Geng Junping, Xu Jiadong, Wei is high, the progress of the distributed fiberoptic sensor based on Brillouin scattering [J] observation and control technology journal, 2006,16(2). overhead transmission line design, China Electric Power Publishing House,, author Meng Suimin, Kong Wei in 2008.
Utility model content
The purpose of this utility model is exactly that a kind of wire icing on-Line Monitor Device based on OPGW optical fiber will be provided, and this monitoring device is easy for installation, measuring accuracy is high, monitoring range is wide, observation process is difficult for being interfered.
For realizing this object, the wire icing on-Line Monitor Device based on OPGW optical fiber that the utility model is designed, it is characterized in that: it comprises control module, display module, human-computer interaction module, power supply, storer, computing module, photoelectric commutator, the optical fiber receiver-transmitter module that optical communication end is connected with tested OPGW optical fiber, wherein, the control signal input end link control module of optical fiber receiver-transmitter module, the optical feedback signal output terminal of optical fiber receiver-transmitter module connects computing module by photoelectric commutator, computing module is connected with control module with storer respectively, described display module, human-computer interaction module is all connected with control module with storer, power supply is powered to control module.
In technique scheme, it also comprises network communication module, and described control module is connected with electrical network internal communication network by network communication module.
On-Line Monitor Device of the present utility model is positioned at indoor, compares the existing detection mode that installs sensor on fixing cross arm of tower additional, and the more difficult impact that is subject to external environment factor of the utility model, has better detection accuracy.Meanwhile, the utility model utilizes the existing OPGW optical fiber of circuit can obtain the icing situation of wire as medium, without increasing on the line monitoring device newly, has saved installment work on tower.In addition, because detection mode adopts fiber channel, so also having communication channel, the utility model disturbs the advantages such as few.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 1-control module, 2-display module, 3-human-computer interaction module, 4-power supply, 5-storer, 6-computing module, 7-network communication module, 8-optical fiber receiver-transmitter module, 9-photoelectric commutator, 10-electrical network internal communication network, 11-tested OPGW optical fiber.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
The wire icing on-Line Monitor Device based on OPGW optical fiber as shown in Figure 1, it comprises control module 1, display module 2, human-computer interaction module 3, power supply 4, storer 5, computing module 6, photoelectric commutator 9, the optical fiber receiver-transmitter module 8 that optical communication end is connected with tested OPGW optical fiber 11, wherein, the control signal input end link control module 1 of optical fiber receiver-transmitter module 8, the optical feedback signal output terminal of optical fiber receiver-transmitter module 8 connects computing module 6 by photoelectric commutator 9, computing module 6 is connected with control module 1 with storer 5 respectively, display module 2, human-computer interaction module 3 is all connected with control module 1 with storer 5, power supply 4 is to control module 1 power supply.
In technique scheme, it also comprises network communication module 7, and control module 1 is connected with electrical network internal communication network 10 by network communication module 7.
A wire icing on-line monitoring method that utilizes the above-mentioned wire icing on-Line Monitor Device based on OPGW optical fiber, it comprises the steps:
Step 1: record tested OPGW optical fiber 11 at the standard stress without in icing situation, and tested OPGW optical fiber 11 is stored in storer 5 at the standard stress without in icing situation;
Step 2: the rating test that carries out tested OPGW optical fiber 11 and wire icing thickness, obtain the proportionate relationship of tested OPGW optical fiber 11 ice covering thickness and wire icing thickness, and the proportionate relationship of tested OPGW optical fiber 11 ice covering thickness and wire icing thickness is stored in storer 5;
Step 3: by the optical communication end of the tested OPGW optical fiber 11 incoming fiber optic transceiver modules 8 of icing in transformer station;
Step 4: control module 1 is controlled optical fiber receiver-transmitter module 8 and send testing laser in the tested OPGW optical fiber 11 of icing; The frequency of described testing laser is 100KHZ.
Step 5: testing laser is in the interior generation Brillouin scattering of tested OPGW optical fiber 11 of icing, and optical fiber receiver-transmitter module 8 receives the light return energy signals of above-mentioned Brillouin scattering;
Step 6: optical fiber receiver-transmitter module 8 is transferred to photoelectric commutator 9 by the light return energy signals of the Brillouin scattering receiving, photoelectric commutator 9 converts the light return energy signals of Brillouin scattering to the electric return energy signals of Brillouin scattering, and the electric return energy signals of Brillouin scattering is transferred to computing module 6;
Step 7: according to the corresponding relation of existing OPGW fiber stress 11 and Brillouin scattering energy, convert the electric return energy signals of Brillouin scattering to stress that tested OPGW optical fiber 11 bears in computing module 6;
Step 8: computing module 6 is transferred in storer 5 tested OPGW optical fiber 11 at the standard stress without in icing situation, then the tested OPGW optical fiber 11 that the stress in computing module 6, the tested OPGW optical fiber 11 obtaining in step 7 being born obtains in deducting step 1, at the standard stress without in icing situation, obtains the increment of icing to tested OPGW optical fiber 11 stress;
Step 9: the thickness that obtains tested OPGW optical fiber 11 icing in computing module 6 by the increment of tested OPGW optical fiber 11 stress;
Step 10: computing module 6 is transferred tested OPGW optical fiber 11 ice covering thickness of storage in storer 5 and the proportionate relationship of wire icing thickness, and computing module 6 converts tested OPGW optical fiber 11 ice covering thickness to the ice covering thickness of wire;
Step 11: computing module 6 sends to display module 2 to show by control module 1 ice covering thickness of wire;
In technique scheme, after step 11, also comprise step 12, human-computer interaction module 3 input command operating control modules 1 by the ice covering thickness of wire by importing electrical network internal communication network 10 on network communication module 7 into.
The utility model utilizes the existing OPGW optical fiber of circuit as sensor, to be used as again communication port, and the Brillouin scattering situation of the testing laser of injecting by monitoring obtains its OPGW STRESS VARIATION amount, thereby obtains circuit lead wire and earth wire icing condition monitoring.
In technique scheme, described tested OPGW optical fiber 11 is arranged in parallel with wire, and the distance between OPGW optical fiber 11 and wire is 0.4~0.6m.If the distance between tested OPGW optical fiber 11 and wire is not between 0.4~0.6m, OPGW optical fiber 11 may be affected with the consistance of wire environment of living in, causes test result inaccurate.
In above-mentioned steps 7, the corresponding relation of described existing OPGW fiber stress and Brillouin scattering energy is:
&Delta;f B = C f&epsiv; &Delta;&epsiv; + C fT &Delta;T P B = A&Delta;T / &Delta;f B 2 - - - ( 1 )
Wherein, Δ f brepresent Brillouin frequencies, Δ ε represents the strain that OPGW optical fiber produces, and Δ T represents the variation of temperature, coefficient C f εbe 0.0483, coefficient C fTbe that 1.10, A is constant, P bfor the power of Brillouin scattering, described Brillouin frequencies Δ f bpower P with Brillouin scattering bby optical fiber receiver-transmitter module, detect and obtain, the power P of Brillouin scattering energy and Brillouin scattering bcorresponding.
In above-mentioned steps 9, the pass of the increment of described tested OPGW fiber stress and tested OPGW optical fiber ice covering thickness is:
&Delta;&sigma; = &rho;Vg = &rho;&pi;b ( d + b ) g &Delta;&sigma; = &Delta;&epsiv;S S = &pi;d 2 / 4 - - - ( 2 )
Wherein, Δ ε is the strain that OPGW optical fiber produces, ρ is the density of tested OPGW optical fiber icing, b is the thickness of tested OPGW optical fiber icing, d is the diameter of tested OPGW optical fiber, π is circular constant constant, and g is that gravity constant, Δ σ are the increment of OPGW fiber stress, and S is the cross-sectional area of tested OPGW optical fiber.The diameter of above-mentioned tested OPGW optical fiber measures by survey instrument.
Mechanism and the applied research > > thereof of Brillouin scattering in paper < < optical fiber is shown in the detailed description of formula 1, the postgraduate of Nanjing University thesis, in May, 2012, author Wang Rugang.The detailed description of formula 2 is shown in: Geng Junping, and Xu Jiadong, Wei is high, the progress of the distributed fiberoptic sensor based on Brillouin scattering [J] observation and control technology journal, 2006,16(2). overhead transmission line design, China Electric Power Publishing House, 2008, author Meng Suimin, Kong Wei.
The content that instructions is not described in detail belongs to the known prior art of professional and technical personnel in the field.

Claims (2)

1. the wire icing on-Line Monitor Device based on OPGW optical fiber, it is characterized in that: it comprises control module (1), display module (2), human-computer interaction module (3), power supply (4), storer (5), computing module (6), photoelectric commutator (9), the optical fiber receiver-transmitter module (8) that optical communication end is connected with tested OPGW optical fiber (11), wherein, the control signal input end link control module (1) of optical fiber receiver-transmitter module (8), the optical feedback signal output terminal of optical fiber receiver-transmitter module (8) connects computing module (6) by photoelectric commutator (9), computing module (6) is connected with control module (1) with storer (5) respectively, described display module (2), human-computer interaction module (3) is all connected with control module (1) with storer (5), power supply (4) is powered to control module (1).
2. the wire icing on-Line Monitor Device based on OPGW optical fiber according to claim 1, it is characterized in that: it also comprises network communication module (7), described control module (1) is connected with electrical network internal communication network (10) by network communication module (7).
CN201320646138.XU 2013-10-18 2013-10-18 Conducting wire icing on-line monitoring device based on OPGW optical fiber Withdrawn - After Issue CN203550914U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320646138.XU CN203550914U (en) 2013-10-18 2013-10-18 Conducting wire icing on-line monitoring device based on OPGW optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320646138.XU CN203550914U (en) 2013-10-18 2013-10-18 Conducting wire icing on-line monitoring device based on OPGW optical fiber

Publications (1)

Publication Number Publication Date
CN203550914U true CN203550914U (en) 2014-04-16

Family

ID=50469014

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320646138.XU Withdrawn - After Issue CN203550914U (en) 2013-10-18 2013-10-18 Conducting wire icing on-line monitoring device based on OPGW optical fiber

Country Status (1)

Country Link
CN (1) CN203550914U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103499300A (en) * 2013-10-18 2014-01-08 国家电网公司 Conducting wire icing on-line monitoring device and method based on OPGW (optical fiber composite overhead ground wire) optical fiber
CN108592818A (en) * 2018-05-02 2018-09-28 国网河南省电力公司电力科学研究院 A kind of icing measuring device and measuring method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103499300A (en) * 2013-10-18 2014-01-08 国家电网公司 Conducting wire icing on-line monitoring device and method based on OPGW (optical fiber composite overhead ground wire) optical fiber
CN103499300B (en) * 2013-10-18 2016-03-02 国家电网公司 Based on wire icing on-Line Monitor Device and the method for OPGW optical fiber
CN108592818A (en) * 2018-05-02 2018-09-28 国网河南省电力公司电力科学研究院 A kind of icing measuring device and measuring method
CN108592818B (en) * 2018-05-02 2020-08-28 国网河南省电力公司电力科学研究院 Icing measuring device and method

Similar Documents

Publication Publication Date Title
CN103499300B (en) Based on wire icing on-Line Monitor Device and the method for OPGW optical fiber
CN102840928B (en) A kind of on-line temperature monitoring system for OPPC and monitoring method thereof
CN203310540U (en) Temperature and strain on-line monitoring device integrating optical phase conductors
CN103363914B (en) A kind of transmission pressure ice covering monitoring system adopting OPGW data to transmit
CN102141434A (en) Online monitoring system for power transmission line oscillation
CN204855025U (en) Be used for cable intermediate head temperature field measuring temperature measurement testing system
CN104913727B (en) A kind of method of distributed measurement OPGW ice covering thickness
CN103323167A (en) Method for monitoring stress and sag of transmission line conductor
CN103822737A (en) Optical fiber bragg grating transmission line on-line monitoring device and method
CN203688099U (en) Cable temperature monitoring system based on surface acoustic wave and Zigbee technology
CN101949986A (en) System for online monitoring fiber grating composite insulator and using method thereof
CN105119227A (en) OPGW DC ice-melting system
CN203376088U (en) Power transmission line conductor stress and sag monitoring device
CN203550914U (en) Conducting wire icing on-line monitoring device based on OPGW optical fiber
CN104454007A (en) Mine safety early warning system based on multi-fiber-core optical fibers
CN104121889B (en) A kind of shaft tower inclination monitoring system based on BOTDR distributing optical fiber sensing and method
CN205229527U (en) Power cable connects composite cable for temperature monitoring and monitoring system thereof
CN104121945A (en) Distributed sag online monitoring system and method for optical fiber composite overhead ground wire
CN103868580B (en) Transmission pressure aeolian vibration monitoring digital sensor and monitoring method based on optical fiber
CN203337286U (en) Optical-fiber on-line temperature measuring system dedicated for electric power contacts
CN202511922U (en) Oppc optical cable stress and carrying capacity measuring and calculating system
CN203822543U (en) Novel monitoring system of wind generator set
CN104535220A (en) Electric power aerial optical cable distributive on-line monitoring device
CN203796505U (en) Temperature and strain monitoring system for wind generating set
CN204831356U (en) Transmission line and shaft tower state monitoring system

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C25 Abandonment of patent right or utility model to avoid double patenting
AV01 Patent right actively abandoned

Granted publication date: 20140416

Effective date of abandoning: 20160302