CN204761165U - Monitored control system is synthesized to rural power grid operation state - Google Patents

Monitored control system is synthesized to rural power grid operation state Download PDF

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Publication number
CN204761165U
CN204761165U CN201520584911.3U CN201520584911U CN204761165U CN 204761165 U CN204761165 U CN 204761165U CN 201520584911 U CN201520584911 U CN 201520584911U CN 204761165 U CN204761165 U CN 204761165U
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China
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substation
detection module
connect
module
short range
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CN201520584911.3U
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Inventor
张鑫
周洪伟
胡小刚
陈春
刘永胜
唐永岗
赖华
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Bei Bei Of Guo Wang Chongqing City Electrical Power Co Power Supply Branch
State Grid Corp of China SGCC
Beibei Power Supply Co of State Grid Chongqing Electric Power Co Ltd
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Bei Bei Of Guo Wang Chongqing City Electrical Power Co Power Supply Branch
State Grid Corp of China SGCC
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Abstract

The utility model provides a pair of monitored control system is synthesized to rural power grid operation state, including be used for detecting each substation state substation detection module, be used for detecting the line work state circuit detection module, with substation detection module and circuit detection module communication connection's substation monitoring module, with substation monitoring module communication connection's surveillance center, with substation monitoring module communication connection's short range executable module and the long -range output module who is connected with the surveillance center, parameter that can the real -time supervision power grid operation in -process to can carry out accurate early warning according to the parameter state, can carry out accuracy monitoring and early warning to the low -voltage state in the electric wire netting, ensure that power grid operation is stable.

Description

Rural power grids running status comprehensive monitoring system
Technical field
The utility model relates to a kind of supervisory control system, particularly relates to a kind of rural power grids running status comprehensive monitoring system.
Background technology
In modern society, stability requirement for power supply is more and more higher, therefore, monitoring for the operational factor in electrical network is particularly important, especially the operation of rural power grids, at present the artificial mode obtained mainly is adopted for the operational factor in rural power grids, then by artificial by data inputting in system, in this process, staff might not obtain related data in strict accordance with operation requirements, and easily because the factors such as carelessness cause error in data in the process of logging data, thus affect final power supply decision-making, affect the job stability of electric power system, on the other hand, there is serious lag issues in existing this mode, that is, artificial data of monitoring can not be fed back in time, can not the operation of real-time instruction electrical network, in addition, what is more important, existing monitoring mode can not carry out accurate detection alarm for the low-voltage state of the circuit running status of rural power grids and electrical network, cause some areas to there is low-voltage state and have a strong impact on production and life.
Therefore, need to propose a kind of rural power grids running status comprehensive monitoring system, can parameter in Real-Time Monitoring rural power grids running, and accurate early warning can be carried out according to parameter state; Accurate measurements can be carried out and early warning to the low-voltage state in rural power grids, guarantee that operation of power networks is stablized.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of rural power grids running status comprehensive monitoring system, can parameter in Real-Time Monitoring operation of power networks process, and can carry out accurate early warning according to parameter state; Accurate measurements can be carried out and early warning to the low-voltage state in electrical network, guarantee that operation of power networks is stablized.
A kind of rural power grids running status comprehensive monitoring system that the utility model provides, comprises the substation detection module for detecting each substation state, for the line detection module of detection line operating state, the substation monitoring modular communicated to connect with described substation detection module and line detection module, the Surveillance center communicated to connect with described substation monitoring modular, the short range Executive Module communicated to connect with substation monitoring modular and the long-range output module be connected with Surveillance center;
Described substation detection module comprise the equipment voltage sensor for checkout equipment voltage, the device current transducer for checkout equipment electric current, device temperature transducer, for detect substation temperature environment temperature sensor, for detecting a kind of or two kinds and the above combination in the ambient humidity sensor of substation humidity and GIS gas sensor;
Described line detection module comprises terminal voltage transducer and head end voltage sensor;
Described short range Executive Module comprise the input-output unit that communicates to connect with substation monitoring modular and with the power back-off equipment be arranged at by each node of electrical network within the scope of substation, described power back-off equipment and substation detection module communicate to connect.
Further, the substation memory that described substation detection module comprises the pre-process circuit be connected with substation detection module and line detection module, the comparator be connected with described pre-process circuit output, the substation treatment circuit be connected with the output of comparator and communicates to connect with described substation treatment circuit, described substation treatment circuit is also connected with the output of pre-process circuit, and described substation treatment circuit is connected with input-output unit and power back-off devices communicating.
Further, described input-output unit comprises short range display, short range alarm and short range keyboard, and described short range display, short range alarm and short range keyboard are all connected with substation treatment circuit.
Further, the dispatch server that described Surveillance center comprises monitoring server, communicate to connect with described monitoring server and the storage server communicated to connect with described monitoring server, described monitoring server and substation treatment circuit communicate to connect, and described monitoring server is connected with long-range output module.
Further, described long-range output module comprises remote display and long-distance alarm apparatus, and described remote display is all connected with monitoring server with long-distance alarm apparatus.
Further, described line detection module detects transmission circuit, and described terminal voltage transducer and head end voltage are communicated to connect by corresponding detection transmission circuit and substation treatment circuit.
Further, described substation monitoring modular and Surveillance center are communicated to connect by wireless transport module.
The beneficial effects of the utility model: rural power grids running status comprehensive monitoring system of the present utility model, can parameter in Real-Time Monitoring rural power grids running, and accurate early warning can be carried out according to parameter state, effectively can avoid the interference of human factor, guarantee real-time and the accuracy of monitoring, and then guarantee that rural power grids run continually and steadily;
Accurately real-time monitoring can being carried out and early warning to the low-voltage state in rural power grids, accurately can carry out corresponding power back-off when there is low voltage conditions, eliminate low-voltage state, guarantee that operation of power networks is stablized, avoid impacting productive life.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is theory diagram of the present utility model.
Embodiment
Fig. 1 is theory diagram of the present utility model, as shown in the figure, a kind of rural power grids running status comprehensive monitoring system that the utility model provides, comprises the substation detection module for detecting each substation state, for the line detection module of detection line operating state, the substation monitoring modular communicated to connect with described substation detection module and line detection module, the Surveillance center communicated to connect with described substation monitoring modular, the short range Executive Module communicated to connect with substation monitoring modular and the long-range output module be connected with Surveillance center;
Described substation detection module comprise the equipment voltage sensor for checkout equipment voltage, the device current transducer for checkout equipment electric current, device temperature transducer, for detect substation temperature environment temperature sensor, for detecting a kind of or two kinds and the above combination in the ambient humidity sensor of substation humidity and GIS gas sensor;
Described line detection module comprises terminal voltage transducer and head end voltage sensor;
Described short range Executive Module comprise the input-output unit that communicates to connect with substation monitoring modular and with the power back-off equipment be arranged at by each node of electrical network within the scope of substation, described power back-off equipment and substation detection module communicate to connect; Rural power grids running status comprehensive monitoring system of the present utility model, can parameter in Real-Time Monitoring rural power grids running, and accurate early warning can be carried out according to parameter state, effectively can avoid the interference of human factor, guarantee real-time and the accuracy of monitoring, and then guarantee that rural power grids run continually and steadily;
Accurately real-time monitoring can being carried out and early warning to the low-voltage state in rural power grids, accurately can carry out corresponding power back-off when there is low voltage conditions, eliminate low-voltage state, guarantee that operation of power networks is stablized, avoid impacting productive life.
In the present embodiment, described substation detection module comprises the pre-process circuit be connected with substation detection module and line detection module, the comparator be connected with described pre-process circuit output, the substation treatment circuit be connected with the output of comparator and the substation memory communicated to connect with described substation treatment circuit, described substation treatment circuit is also connected with the output of pre-process circuit, described substation treatment circuit is connected with input-output unit and power back-off devices communicating, wherein, pre-process circuit is used for detection signal to amplify, filtering and analog-to-digital conversion process, be beneficial to subsequent treatment, described substation treatment circuit adopts existing single-chip microcomputer or integrated chip.
In the present embodiment, described input-output unit comprises short range display, short range alarm and short range keyboard, described short range display, short range alarm and short range keyboard are all connected with substation treatment circuit, pass through said structure, the staff that can be beneficial to substation obtains relevant parameter information and operation order information, is convenient to accurate guiding work.
In the present embodiment, the dispatch server that described Surveillance center comprises monitoring server, communicate to connect with described monitoring server and the storage server communicated to connect with described monitoring server, described monitoring server and substation treatment circuit communicate to connect, and described monitoring server is connected with long-range output module;
Wherein, described long-range output module comprises remote display and long-distance alarm apparatus, and described remote display is all connected with monitoring server with long-distance alarm apparatus.
In the present embodiment, described line detection module detects transmission circuit, described terminal voltage transducer and head end voltage are communicated to connect by corresponding detection transmission circuit and substation treatment circuit, because the terminal voltage of circuit and the detection of head end voltage are positioned on each bar circuit, can Real-time Feedback for the ease of parameter, adopt detection transmission circuit to pass in substation treatment circuit, detect transmission circuit and can adopt ethernet module or mobile communication module.
In the present embodiment, described substation monitoring modular and Surveillance center are communicated to connect by wireless transport module, and wherein, wireless transport module adopts ethernet module or mobile communication module.
Operation principle of the present utility model:
In operation of power networks process, the state parameter of Ge Fen transformer station is detected by substation detection module, comprise environmental parameter and device parameter, wherein, device parameter mainly comprises voltage, electric current, temperature parameter, for transformer, GIS gas parameter in insulating oil is also important parameter, parameter in above-mentioned is obtained by substation detection module and is transferred in pre-process circuit, be input in comparator and substation treatment circuit through pre-process circuit process, if each parameter in above-mentioned has exceeded the parameter threshold of setting, substation treatment circuit generates warning message, reported to the police by short range alarm, and shown by short range display, substation staff carries out corresponding Job readiness immediately, substation treatment circuit by warning message and parameter transmission to monitoring server, monitoring server obtains corresponding operation requests according to corresponding warning message to dispatch server, dispatch server generates different operation orders according to different warning messages, and feed back in substation treatment circuit by monitoring server, the staff of substation carries out corresponding O&M operation according to operation order information, if above-mentioned parameter is all within setting range, prove that whole substation is stable, the data monitored directly are transferred to monitoring server by substation treatment circuit, the staff being convenient to Surveillance center analyzes, and the operation order data of received data and forwarding are all stored in storage server by monitoring server,
Line detection module is used for head end voltage and the terminal voltage on sense transmission line road, this information of voltage is transferred in pre-process circuit by detecting transmission circuit, transfer to after pre-process circuit process in comparator, wherein, terminal voltage compares with the magnitude of voltage of setting by comparator, and terminal voltage and head end voltage compare determination difference, as terminal voltage is less than set point, prove that current state is in low-voltage state, substation treatment circuit generates corresponding warning message and reports to the police, and current low-voltage state is fed back to monitoring server by substation treatment circuit, by monitoring server to dispatch server solicit operation ticket, when the operation order of dispatch server feedback is transferred in substation treatment circuit, substation treatment circuit controls power back-off equipment according to operation order instruction and performs compensating instruction,
When head end voltage and terminal voltage are only poor within setting range, then prove that transmission line is normal, if now terminal voltage is less than set point, then substation treatment circuit obtains equipment information of voltage, according to the voltage of equipment and the reason of current information comprehensive descision low-voltage state; If the difference of terminal voltage and head end voltage is greater than set point, then prove to there is fault on transmission line, the existence of foreign matter of such as conducting electricity causes line drop increase etc., and substation treatment circuit generates warning message, and according to operation order commands direct line walking work person works, fix a breakdown.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.

Claims (7)

1. a rural power grids running status comprehensive monitoring system, is characterized in that: comprise the substation detection module for detecting each substation state, for the line detection module of detection line operating state, the substation monitoring modular communicated to connect with described substation detection module and line detection module, the Surveillance center communicated to connect with described substation monitoring modular, the short range Executive Module communicated to connect with substation monitoring modular and the long-range output module be connected with Surveillance center;
Described substation detection module comprise the equipment voltage sensor for checkout equipment voltage, the device current transducer for checkout equipment electric current, device temperature transducer, for detect substation temperature environment temperature sensor, for detecting a kind of or two kinds and the above combination in the ambient humidity sensor of substation humidity and GIS gas sensor;
Described line detection module comprises terminal voltage transducer and head end voltage sensor;
Described short range Executive Module comprise the input-output unit that communicates to connect with substation monitoring modular and with the power back-off equipment be arranged at by each node of electrical network within the scope of substation, described power back-off equipment and substation detection module communicate to connect.
2. rural power grids running status comprehensive monitoring system according to claim 1, it is characterized in that: the substation memory that described substation detection module comprises the pre-process circuit be connected with substation detection module and line detection module, the comparator be connected with described pre-process circuit output, the substation treatment circuit be connected with the output of comparator and communicates to connect with described substation treatment circuit, described substation treatment circuit is also connected with the output of pre-process circuit, and described substation treatment circuit is connected with input-output unit and power back-off devices communicating.
3. rural power grids running status comprehensive monitoring system according to claim 1 or 2, it is characterized in that: described input-output unit comprises short range display, short range alarm and short range keyboard, described short range display, short range alarm and short range keyboard are all connected with substation treatment circuit.
4. rural power grids running status comprehensive monitoring system according to claim 1, it is characterized in that: described Surveillance center comprises monitoring server, the dispatch server that communicates to connect with described monitoring server and the storage server communicated to connect with described monitoring server, described monitoring server and substation treatment circuit communicate to connect, and described monitoring server is connected with long-range output module.
5. rural power grids running status comprehensive monitoring system according to claim 1 or 4, is characterized in that: described long-range output module comprises remote display and long-distance alarm apparatus, and described remote display is all connected with monitoring server with long-distance alarm apparatus.
6. rural power grids running status comprehensive monitoring system according to claim 2, it is characterized in that: described line detection module detects transmission circuit, described terminal voltage transducer and head end voltage are communicated to connect by corresponding detection transmission circuit and substation treatment circuit.
7. rural power grids running status comprehensive monitoring system according to claim 1, is characterized in that: described substation monitoring modular and Surveillance center are communicated to connect by wireless transport module.
CN201520584911.3U 2015-08-05 2015-08-05 Monitored control system is synthesized to rural power grid operation state Active CN204761165U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105826920A (en) * 2016-05-05 2016-08-03 国网安徽省电力公司芜湖供电公司 Method for managing power supply line nodes
CN107621593A (en) * 2017-10-16 2018-01-23 云南电网有限责任公司电力科学研究院 A kind of low-voltage method for early warning and device based on time series
CN109769034A (en) * 2019-03-12 2019-05-17 福建工程学院 Monitor the internet of things equipment of transformer station high-voltage side bus situation
CN111077391A (en) * 2019-12-20 2020-04-28 中国能源建设集团江苏省电力设计院有限公司 Real-time monitoring system for GIL (Gate in line)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105826920A (en) * 2016-05-05 2016-08-03 国网安徽省电力公司芜湖供电公司 Method for managing power supply line nodes
CN105826920B (en) * 2016-05-05 2019-03-15 国网安徽省电力公司芜湖供电公司 The management method of power supply line's node
CN107621593A (en) * 2017-10-16 2018-01-23 云南电网有限责任公司电力科学研究院 A kind of low-voltage method for early warning and device based on time series
CN109769034A (en) * 2019-03-12 2019-05-17 福建工程学院 Monitor the internet of things equipment of transformer station high-voltage side bus situation
CN111077391A (en) * 2019-12-20 2020-04-28 中国能源建设集团江苏省电力设计院有限公司 Real-time monitoring system for GIL (Gate in line)

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