CN207457097U - 500kV novel insulator filth on-Line Monitor Devices - Google Patents

500kV novel insulator filth on-Line Monitor Devices Download PDF

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Publication number
CN207457097U
CN207457097U CN201721196487.0U CN201721196487U CN207457097U CN 207457097 U CN207457097 U CN 207457097U CN 201721196487 U CN201721196487 U CN 201721196487U CN 207457097 U CN207457097 U CN 207457097U
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CN
China
Prior art keywords
module
sensor
main control
connector
measurement
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Expired - Fee Related
Application number
CN201721196487.0U
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Chinese (zh)
Inventor
李路
郑博
董彦武
王慧刚
桑赵刚
白小保
高晋文
李昊阳
陈功
史彬
李勇
白健
王峰
赵亮
阎晨阳
苏杭
张舒然
张景沛
康文杰
何鹏杰
张娟
霍敏
张博然
任洋
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
Maintenance Branch of State Grid Shanxi Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Maintenance Branch of State Grid Shanxi Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, Maintenance Branch of State Grid Shanxi Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201721196487.0U priority Critical patent/CN207457097U/en
Application granted granted Critical
Publication of CN207457097U publication Critical patent/CN207457097U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Testing Relating To Insulation (AREA)

Abstract

The utility model is related to staff is avoided to step on a kind of on-Line Monitor Device of tower measurement insulator salt density value, specially 500kV novel insulators filth on-Line Monitor Device, including fibre optical sensor, temperature sensor, humidity sensor, main control module, data communication module, data acquisition module, power-supply system, supply voltage detection module and clock module;Wherein fibre optical sensor includes sensor fuse, laser, the first connector, the second connector, the first grin rod, the second grin rod and light power meter, light power meter, temperature sensor, temperature sensor are connected by data acquisition module with main control module, and main control module is also connected with data communication module, power-supply system, clock module and supply voltage detection module.The utility model employs light technology mensuration instead of equivalent salt density method, effectively prevents the various shortcomings of equivalent salt density method, ensure that the accurate effective of measurement data, original measurement insulator salt density is changed into real-time measurement from planned measurement.

Description

500kV novel insulator filth on-Line Monitor Devices
Technical field
The utility model is related to which staff is avoided to step on a kind of on-Line Monitor Device of tower measurement insulator salt density value, specifically For 500kV novel insulator filth on-Line Monitor Devices.
Background technology
Coal Industry in Shanxi Province is flourishing, and colliery, coke, iron and steel enterprise are numerous inside the province, and transmission line of electricity often passes through seriously polluted area Domain, easily by industrial pollution or coal dust, dust, birds droppings and other pollutions.High humidity, as mist, dew, drizzle, Snow and other weather conditions descend insulator surface to adhere to dust, electric conductivity enhancing, and leakage current dramatically increases therewith, this may It can cause insulator surface pollution flashover, for this purpose, carrying out pollution measurement to insulator, avoiding insulator contamination that pollution flashover occurs just seems ten Divide important.
In general, in transmission line of electricity generally using equivalent salt density method measure insulator contamination degree, equivalent salt density method be with etc. Value salt density characterizes the operating status of insulator, and equivalent salt deposit density is that only the ingredient moved dirty with insulator and property are related Static parameter.This method usage time is the measuring method to know best at present at most, and China is generally in this way Determine the pollution level of insulator, this method biggest advantage is intuitive and easy to understand, but is also inevitably present following shortcoming:1) Equivalent salt density method needs the circuit close to measured salt or substation to have a power failure.2)Measurement process, which generally requires, arrives insulator dismounting Ground is transported to laboratory and is measured again, and during dismounting or transport, it is difficult to avoid to scrape, this this may result in surveying It is inaccurate to measure result.Although having unit to develop, insulator on tower is dirty to move cleaning means, apparent operation difficulty is big, and cleans effect Fruit is not easy to ensure.3)Equivalent salt density method needs staff that dirty move of insulator surface is cleaned lower Come, salt density value in water It is then to be got by measuring the conductance rate conversion of aqueous solution.Obviously manually cleaning can not ensure the uniformity of cleaning performance, therefore The dispersiveness that can cause measurement result is larger.And to measure that saturated salt is close, then contamination for many years and more must be carried out to insulator Secondary measurement, it is clear that equivalent salt density method is difficult to realize.4)A large amount of manpower and materials need to be put into during measurement, it is time-consuming and laborious, and exist of equal value Sex chromosome mosaicism.
For this purpose, a contamination on-line monitoring system is established to seriously polluted area insulator real time on-line monitoring, so as to O&M people Member in time analyzes transmission line of electricity filth level, and formulates rational treating method, both fundamentally reduces pollution flashover accident The probability of generation.This is to ensureing that power grid security reliability service is of great immediate significance.
The content of the invention
The utility model provides a kind of 500kV novel insulators filth on-Line Monitor Device, accurately measures insulator salt Close value, real time on-line monitoring insulator contamination degree, reaches the requirement of the state evaluation of transmission line of electricity pollution level, effectively avoids The pollution flashover accident that transmission line of electricity occurs due to insulator contamination, reduces existing operating personnel's labor intensity.
The utility model is to solve more than technical problem by the following technical programs:500kV novel insulator filths exist Line monitoring device is adopted including fibre optical sensor, temperature sensor, humidity sensor, main control module, data communication module, data Collect module, power-supply system, supply voltage detection module and clock module;Wherein fibre optical sensor includes sensor fuse, laser Device, the first connector, the second connector, the first grin rod, the second grin rod and light power meter, laser connect by first Connect device, the first grin rod is connected with the one end for the sensor fuse being suspended in the air, the sensor fuse other end passes through Two grin rods, the second connector are connected with light power meter, and light power meter, temperature sensor, temperature sensor are adopted by data Collection module is connected with main control module, and main control module is also detected with data communication module, power-supply system, clock module and supply voltage Module connects.
Above-mentioned 500kV novel insulator filth on-Line Monitor Devices, sensor fuse is using whole heating technique manufacture Pure quartz glass stick, pure quartz glass stick is annular, and a diameter of 4mm of pure quartz glass stick, annular curved radius is 125mm。
The present apparatus is dirty to insulator using fibre optical sensor, temperature sensor and humidity sensor composition data collecting unit Dirty degree is acquired and is converted into digital data transmission to main control module, then is sent by main control module using data communication module Into operation maintenance personnel hand, operation maintenance personnel uses light technology mensuration to replace the equivalent salt density method first having, and utilizes RBF neural pair The light loss rate of photoactive material and the mathematical relationship analysis salt of surface filth degree are close.
The utility model employs light technology mensuration instead of equivalent salt density method, effectively prevents the various of equivalent salt density method Shortcoming ensure that the accurate effective of measurement data, and original measurement insulator salt density is changed into real-time measurement from planned measurement.
Description of the drawings
Fig. 1 is the hardware design figure of the utility model.
Fig. 2 is the electric power system figure of the utility model.
Fig. 3 is the fibre optical sensor schematic diagram of the utility model.
In figure:1- power-supply systems, 2- supply voltage detection modules, 3- clock modules, 4- main control modules, 5- temperature sensing Device, 6- humidity sensors, 7- fibre optical sensors, 8- data communication modules, 9- data acquisition modules, 10- sensor fuses, 11- Laser, the first connectors of 121-, the second connectors of 122-, the first grin rods of 131-, the second grin rods of 132-, 14- light Power meter.
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
500kV novel insulator filth on-Line Monitor Devices terminal includes fibre optical sensor 7, temperature sensor 5, humidity and passes Sensor 6, main control module 4, data communication module 8, data acquisition module 9, power-supply system 1, supply voltage detection module 2 and clock Module 3.Power-supply system 1 uses solar panel+storage battery power supply mode, and supply voltage detection module is to the energy consumption feelings of system Condition is monitored in real time.Hardware design block diagram as shown in Figure 1, using when be fixed on steel tower.
The utility model uses the design of solar panel Combined storage battery, and when sunny, accumulator is by the sun Can solar panel charge, then stable power supply is provided to load, when sunlight deficiency then directly by accumulator powering load, this The design of kind combination ensure that also can maintain system normal operation even if in the case of no sunlight by accumulator.Power supply system System figure is as shown in Figure 2.
Fibre optical sensor uses laser luminous flux data acquisition modes, and the data collected pass through 9 turns of data acquisition module The electric signal of respective magnitudes is changed to, then stores data in corresponding memory block flash by main control module.Since optical fiber passes Sensor needs the dunghills such as the comprehensive salinity received in air, thus sensor fuse 10 is using the pure of whole heating technique manufacture Quartz glass bar, and annular is made into, dress is on the insulator.Insulator bottom is equipped with circular slab, by the way that gold utensil is supported to make biography Sensor fuse is suspended in the air.The light source of fibre optical sensor is generated by laser 11, and the light that laser 11 is sent connects through first Connect device 121, the first grin rod 131 becomes a branch of directional light, and enter sensor fuse 10 by certain incidence angle, after attenuation Light enters light power meter 14 through the second connector 122, the second grin rod 132, and light power meter 14 is converted to the light after attenuation Electric signal.
Wherein, fibre optical sensor need to reduce the loss generated due to quartz pushrod curvature as far as possible, increase quartz pushrod because by Generated when filthy loss response, that is to say, that when there is a certain number of luminous energy to be transmitted on the surface of quartz pushrod, quartz pushrod by Attenuation will be generated when filthy, filth will generate large effect to the intensity of light, this provides for improved optical sensor to filthy spirit Sensitivity.Therefore, the shape of quartz pushrod is designed as by the utility model:Diameter D is 4mm, radius of curvature R 125mm, such as Fig. 3 institutes Show.
The 16 sigma-delta type converters of use of data acquisition module 9 of the system, model AD7706, the temperature collected, Humidity, luminous flux etc. are sent into after signal conditioning circuit and wherein carry out analog-to-digital conversion, then obtained digital quantity is sent into master control mould Block 4 is handled.4 chips model STM32F107 of main control module, data communication module 8 uses GSM/GPRS modules, with master Control 4 standard interface of module is connected.

Claims (2)

1.500kV novel insulator filth on-Line Monitor Devices, it is characterised in that including fibre optical sensor(7), temperature sensor (5), humidity sensor(6), main control module(4), data communication module(8), data acquisition module(9), power-supply system(1), electricity Source voltage detection module(2)And clock module(3);Wherein fibre optical sensor(7)Including sensor fuse(10), laser (11), the first connector(121), the second connector(122), the first grin rod(131), the second grin rod(132)And light Power meter(14), laser(11)Pass through the first connector(121), the first grin rod(131)With the biography being suspended in the air Sensor fuse(10)One end connection, sensor fuse(10)The other end passes through the second grin rod(132), the second connector (122)And light power meter(14)Connection, light power meter(14), temperature sensor(5), temperature sensor(6)Pass through data acquisition Module(9)And main control module(4)Connection, main control module(4)Also and data communication module(8), power-supply system(1), clock module (3)And supply voltage detection module(2)Connection.
2. 500kV novel insulators filth on-Line Monitor Device according to claim 1, it is characterised in that sensor fuse Using the pure quartz glass stick of whole heating technique manufacture, pure quartz glass stick is annular, pure quartz glass stick it is a diameter of 4mm, annular curved radius are 125mm.
CN201721196487.0U 2017-09-19 2017-09-19 500kV novel insulator filth on-Line Monitor Devices Expired - Fee Related CN207457097U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721196487.0U CN207457097U (en) 2017-09-19 2017-09-19 500kV novel insulator filth on-Line Monitor Devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721196487.0U CN207457097U (en) 2017-09-19 2017-09-19 500kV novel insulator filth on-Line Monitor Devices

Publications (1)

Publication Number Publication Date
CN207457097U true CN207457097U (en) 2018-06-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112179800A (en) * 2020-09-26 2021-01-05 国网山东省电力公司电力科学研究院 Power transmission and transformation equipment dirt micro-quality measuring device and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112179800A (en) * 2020-09-26 2021-01-05 国网山东省电力公司电力科学研究院 Power transmission and transformation equipment dirt micro-quality measuring device and method

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

Granted publication date: 20180605

Termination date: 20180919

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