CN204989339U - Monitoring device for high -voltage electric transmission line - Google Patents

Monitoring device for high -voltage electric transmission line Download PDF

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Publication number
CN204989339U
CN204989339U CN201520589027.9U CN201520589027U CN204989339U CN 204989339 U CN204989339 U CN 204989339U CN 201520589027 U CN201520589027 U CN 201520589027U CN 204989339 U CN204989339 U CN 204989339U
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CN
China
Prior art keywords
transmission line
module
current
control module
electricity
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Active
Application number
CN201520589027.9U
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Chinese (zh)
Inventor
罗道军
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
Nanyang Power Supply Co of State Grid Henan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Nanyang Power Supply Co of State Grid Henan Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, Nanyang Power Supply Co of State Grid Henan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201520589027.9U priority Critical patent/CN204989339U/en
Application granted granted Critical
Publication of CN204989339U publication Critical patent/CN204989339U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a monitoring device for high -voltage electric transmission line, including transmission line and shaft tower, set up on the shaft tower regulator cubicle and with the earth connection that transmission line connects, set up the current monitoring module on the earth connection, the current monitoring module is connected with control module, control module and communication module are connected, control module with communication module sets up in the regulator cubicle, control module, communication module and current monitoring module through get can the device with transmission line connects. The utility model discloses an earth connection is monitored transmission line's the electric current condition, can monitor transmission line whether normal operating and thunderbolt number of times, guarantees transmission line's the normal use and the loss of reduction accident, and whole device can be connected with transmission line by the component through getting, has guaranteed the stability and the practicality of power, and monitoring devices sets up on the shaft tower, simple to operate and security height, suitable popularization.

Description

A kind of monitoring device for high-voltage electric transmission line
Technical field
The utility model relates to power grid quality monitoring technical field, is specifically related to a kind of monitoring device for high-voltage electric transmission line.
Background technology
In ultra-high-tension power transmission line operational process, usually need to detect the operational factor such as voltage, electric current, phase place, waveform of each bar circuit.The current way of electric system is install current transformer on high-tension cable mostly, and gathers operational factor with measurement meter from this mutual inductor.The major defect of this method is, the installation of mutual inductor, dismounting and measuring all is carried out in electrification in high voltage situation, and needs ascend operation, and safety coefficient is low, even causes serious personal injury.
Utility model content
Whether problem to be solved in the utility model is to provide a kind of monitoring device for high-voltage electric transmission line, and the current conditions of ground wire to transmission line of electricity is monitored, can monitor transmission line of electricity and normally run and number of lightning strokes.
A kind of monitoring device for high-voltage electric transmission line, comprise transmission line of electricity and shaft tower, the ground wire described shaft tower being arranged regulator cubicle and be connected with described transmission line of electricity, described ground wire is arranged current monitoring module, described current monitoring module is connected with control module, described control module is connected with communication module, and described control module and described communication module are arranged in described regulator cubicle, and described control module, communication module are connected with described transmission line of electricity by energy taking device with current monitoring module.
Further, described energy taking device comprises high voltage induction electricity getting device and DC/DC power module.
Further, described current monitoring module comprises the high-tension current inductor, low-voltage current mutual inductor, filtering circuit, A/D change-over circuit and the amplifying circuit that connect successively.
Further, described control module comprises dsp chip.
Further, described communication module comprises DTU digital transmission module.
The utility model provides a kind of monitoring device for high-voltage electric transmission line, comprise transmission line of electricity and shaft tower, the ground wire described shaft tower being arranged regulator cubicle and be connected with described transmission line of electricity, described ground wire is arranged current monitoring module, described current monitoring module is connected with control module, described control module is connected with communication module, described control module and described communication module are arranged in described regulator cubicle, and described control module, communication module are connected with described transmission line of electricity by energy taking device with current monitoring module.Current monitoring module is undertaken monitoring by the current conditions of earth wire thus is realized monitoring the current conditions of transmission line of electricity, ground wire relies on shaft tower to be arranged on below transmission line of electricity, current monitoring module comprises current transformer and is arranged on shaft tower, and security easy for installation is high.Control module and communication module are set in regulator cubicle, prevent it from exposing to the sun and rain and equipment protected.The power supply of monitoring device is obtained from transmission line of electricity by energy taking device, extremely easy to use.
Described energy taking device comprises high voltage induction electricity getting device and DC/DC power module, high voltage induction electricity getting device is the electricity getting device of prior art, full-fledged, coordinate with DC/DC power module, still can power to monitoring device when circuit power-off, ensure the normal operation of equipment.The little reliability of DC/DC power module volume is high, supports multiple input and output, can be used in multiple occasion.
Described current monitoring module comprises the high-tension current inductor, low-voltage current mutual inductor, filtering circuit, A/D change-over circuit and the amplifying circuit that connect successively.Current monitoring module obtains current information by current transformer, and electric current to be reduced to by low-voltage current mutual inductor the numerical value that filtering circuit can receive by electric current, filtering is carried out to the interference of electric current, and convert analog quantity to digital quantity by A/D change-over circuit, by amplifying circuit, signal is strengthened again, ensure that the size of current of signal meets the range of receiving of control module, complete the collection of power network line current state information.
Described control module comprises dsp chip, the Harvard structure that the inside employing program of dsp chip and data are separated, has special hardware multiplier, extensively adopts stream line operation, special DSP instruction is provided, can be used for realizing various digital signal processing algorithm fast.
Described communication module comprises DTU digital transmission module.DTU digital transmission module adopts low power dissipation design, by GPRS or short message way remote transmission data.
The beneficial effects of the utility model: the utility model is monitored by the current conditions of ground wire to transmission line of electricity, transmission line of electricity can be monitored whether normally run and number of lightning strokes, ensure normally using and the loss of minimizing accident of transmission line of electricity, whole device can be connected with transmission line of electricity by element by getting, ensure that stability and the practicality of power supply, monitoring device is arranged on shaft tower, easy for installation and security is high, is applicable to promoting.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described:
Fig. 1 is the structural representation of the utility model monitoring device for high-voltage electric transmission line;
Fig. 2 is the system construction drawing of the utility model current monitoring module.
Embodiment
As depicted in figs. 1 and 2: the utility model provides a kind of monitoring device for high-voltage electric transmission line, comprise transmission line of electricity 2 and shaft tower 1, the ground wire 3 described shaft tower 1 being arranged regulator cubicle 5 and be connected with described transmission line of electricity 2, described ground wire 3 arranges current monitoring module 4, described current monitoring module 4 is connected with control module 7, described control module 7 is connected with communication module 6, described control module 7 and described communication module 6 are arranged in described regulator cubicle 5, described control module 7, communication module 6 is connected with described transmission line of electricity 2 by energy taking device with current monitoring module 4.Current monitoring module is undertaken monitoring by the current conditions of earth wire thus is realized monitoring the current conditions of transmission line of electricity, ground wire relies on shaft tower to be arranged on below transmission line of electricity, current monitoring module comprises current transformer and is arranged on shaft tower, and security easy for installation is high.Control module and communication module are set in regulator cubicle, prevent it from exposing to the sun and rain and equipment protected.The power supply of monitoring device is obtained from transmission line of electricity by energy taking device, extremely easy to use.
Described energy taking device comprises high voltage induction electricity getting device 9 and DC/DC power module 8, high voltage induction electricity getting device is the electricity getting device of prior art, full-fledged, coordinate with DC/DC power module, still can power to monitoring device when circuit power-off, ensure the normal operation of equipment.The little reliability of DC/DC power module volume is high, supports multiple input and output, can be used in multiple occasion.
Described current monitoring module 4 comprises the high-tension current inductor 10, low-voltage current mutual inductor 11, filtering circuit 12, A/D change-over circuit 13 and the amplifying circuit 14 that connect successively.Current monitoring module obtains current information by current transformer, and electric current to be reduced to by low-voltage current mutual inductor the numerical value that filtering circuit can receive by electric current, filtering is carried out to the interference of electric current, and convert analog quantity to digital quantity by A/D change-over circuit, by amplifying circuit, signal is strengthened again, ensure that the size of current of signal meets the range of receiving of control module, complete the collection of power network line current state information.
Described control module 7 comprises dsp chip, the Harvard structure that the inside employing program of dsp chip and data are separated, has special hardware multiplier, extensively adopts stream line operation, special DSP instruction is provided, can be used for realizing various digital signal processing algorithm fast.
Described communication module 6 comprises DTU digital transmission module.DTU digital transmission module adopts low power dissipation design, by GPRS or short message way remote transmission data.

Claims (5)

1. a monitoring device for high-voltage electric transmission line, comprise transmission line of electricity and shaft tower, the ground wire described shaft tower being arranged regulator cubicle and be connected with described transmission line of electricity, it is characterized in that: described ground wire is arranged current monitoring module, described current monitoring module is connected with control module, described control module is connected with communication module, described control module and described communication module are arranged in described regulator cubicle, and described control module, communication module are connected with described transmission line of electricity by energy taking device with current monitoring module.
2. monitoring device for high-voltage electric transmission line as claimed in claim 1, is characterized in that: described energy taking device comprises high voltage induction electricity getting device and DC/DC power module.
3. monitoring device for high-voltage electric transmission line as claimed in claim 1, is characterized in that: described current monitoring module comprises the high-tension current inductor, low-voltage current mutual inductor, filtering circuit, A/D change-over circuit and the amplifying circuit that connect successively.
4. monitoring device for high-voltage electric transmission line as claimed in claim 1, is characterized in that: described control module comprises dsp chip.
5. monitoring device for high-voltage electric transmission line as claimed in claim 1, is characterized in that: described communication module comprises DTU digital transmission module.
CN201520589027.9U 2015-08-03 2015-08-03 Monitoring device for high -voltage electric transmission line Active CN204989339U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520589027.9U CN204989339U (en) 2015-08-03 2015-08-03 Monitoring device for high -voltage electric transmission line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520589027.9U CN204989339U (en) 2015-08-03 2015-08-03 Monitoring device for high -voltage electric transmission line

Publications (1)

Publication Number Publication Date
CN204989339U true CN204989339U (en) 2016-01-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520589027.9U Active CN204989339U (en) 2015-08-03 2015-08-03 Monitoring device for high -voltage electric transmission line

Country Status (1)

Country Link
CN (1) CN204989339U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108917828A (en) * 2018-05-18 2018-11-30 云南电网有限责任公司电力科学研究院 It is a kind of based on the route real-time monitoring device communicated between transmission tower
CN111323621A (en) * 2020-04-20 2020-06-23 南京环电科技有限公司 High tension transmission line monitoring devices
CN111487503A (en) * 2020-04-20 2020-08-04 南京环电科技有限公司 Transmission line thunderbolt fault monitoring devices

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108917828A (en) * 2018-05-18 2018-11-30 云南电网有限责任公司电力科学研究院 It is a kind of based on the route real-time monitoring device communicated between transmission tower
CN111323621A (en) * 2020-04-20 2020-06-23 南京环电科技有限公司 High tension transmission line monitoring devices
CN111487503A (en) * 2020-04-20 2020-08-04 南京环电科技有限公司 Transmission line thunderbolt fault monitoring devices

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