CN105024454A - Transformer substation secondary equipment monitoring system - Google Patents

Transformer substation secondary equipment monitoring system Download PDF

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Publication number
CN105024454A
CN105024454A CN201410150460.2A CN201410150460A CN105024454A CN 105024454 A CN105024454 A CN 105024454A CN 201410150460 A CN201410150460 A CN 201410150460A CN 105024454 A CN105024454 A CN 105024454A
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China
Prior art keywords
port
communication port
data communication
transformer
intelligent terminal
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CN201410150460.2A
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CN105024454B (en
Inventor
李朝顺
温川平
王庆义
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State Grid Corp of China SGCC
State Grid Liaoning Electric Power Co Ltd
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State Grid Corp of China SGCC
State Grid Liaoning Electric Power Co Ltd
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Priority to CN201410150460.2A priority Critical patent/CN105024454B/en
Publication of CN105024454A publication Critical patent/CN105024454A/en
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Publication of CN105024454B publication Critical patent/CN105024454B/en
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Abstract

A transformer substation secondary equipment monitoring system belongs to the secondary equipment technology field. The invention especially relates to the transformer substation secondary equipment monitoring system. The transformer substation secondary equipment monitoring system provided in the invention is stable in operation and low in cost. The transformer substation secondary equipment monitoring system comprises a monitoring host, a data communication gateway, a data server, a public monitoring and control device, a transformer backup protection monitoring and control device, a transformer differential protection device, a 10kV network switch and a main transmission line. The transformer substation secondary equipment monitoring system is structurally characterized in that the main transmission line is connected with a monitoring host communication port, a data communication gateway communication port, a data server communication port, a public monitoring and control device communication port, a transformer backup protection monitoring and control device communication port and a transformer differential protection device communication port, a 10kV network switch communication port respectively; and the 10kV network switch communication port is connected with a 10kV monitoring and control protection device communication port and a main transformer body intelligence terminal communication port respectively.

Description

Substation secondary device supervisory control system
Technical field
The invention belongs to secondary device technical field, particularly relate to a kind of substation secondary device supervisory control system.
Background technology
Intelligent substation refers to that in transformer station, an electric equipment realizes digital communication, digitlization primary equipment and secondary intelligent apparatus all carry out data modeling according to the unified standard platform in full station and communicate, and realize interoperability each other on the basis of this platform.Electrical secondary equipment refers to the equipment measured the running status of primary equipment and system, control, monitor and shield.Existing substation secondary device supervisory control system running is stable not, and cost has to be reduced.
Summary of the invention
The present invention is exactly for the problems referred to above, provides a kind of stable, substation secondary device supervisory control system that cost is low.
For achieving the above object, the present invention adopts following technical scheme, the present invention includes monitoring host computer, data communication gateway, data server, public measure and control device, transform er backup protection measure and control device, differential protective device of transformer, the 10kV network switch and main transmission line road, its structural feature main transmission line road respectively with monitoring host computer communication port, data communication gateway communication port, data server communication port, public measure and control device communication port, transform er backup protection measure and control device communication port, differential protective device of transformer communication port, 10kV network switch communication port is connected, 10kV network switch communication port respectively with 10kV measuring and controlling protective device communication port, main transformer body intelligent terminal communication port is connected, main transformer body intelligent terminal control port is connected with a switchgear control port by cable.
Described differential protective device of transformer communication port is connected with main transformer inlet wire merge cells Intelligent terminal integration device communication port, merge cells intelligent terminal integrated device communication port respectively; main transformer inlet wire merge cells Intelligent terminal integration device port is connected with switchgear control port, a current transducer signal port respectively by cable, and intelligent terminal integrated device port is connected with switchgear control port, a current transducer signal port respectively with by cable.
Described data communication gateway is connected with area power dispatching data network by switch, longitudinal encrypting and authenticating device, couple in router successively.
As a kind of preferred version, data communication gateway of the present invention comprises I district data communication gateway 1, I district data communication gateway 2, II district data communication gateway, I district data communication gateway 1, I district data communication gateway 2, II district data communication gateway signal port are connected, and are connected successively respectively by switch, longitudinal encrypting and authenticating device, couple in router with area power dispatching data network one, area power dispatching data network two.
As another kind of preferred version; public measure and control device model of the present invention is pcs-9075b; transform er backup protection measure and control device model is pcs-968d; differential protective device of transformer model is pcs-9671d; main transformer body intelligent terminal model is pcs-222tu, and merge cells intelligent terminal integrated device and main transformer inlet wire merge cells Intelligent terminal integration device model are the product that pcs-222ea-g(pcs-9075b, pcs-968d, pcs-9671d, pcs-222tu, pcs-222ea-g are Nanrui Jibao Electric Co., Ltd).
As another kind of preferred version, the present invention also comprises integrated application server, integrated application Service-Port is connected with main transmission line road, III/IV district data communication gateway port respectively, and III/IV district data communication gateway port is connected with integrated application Service-Port by forward and reverse spacer assembly.
Secondly, the present invention also comprises auxiliary equipment monitor portion, and auxiliary equipment monitor portion communication port is connected with main transmission line road.
In addition, auxiliary equipment monitor portion of the present invention comprises Smoke Sensor, camera, monitoring host computer, and monitoring host computer communication port is connected with Smoke Sensor signal output port, camera signals output port, main line communication port respectively.
Beneficial effect of the present invention.
The present invention is used by the cooperation of each several part, is conducive to the safe and stable operation of transformer station, is also conducive to transformer station and reduces costs.
(1) quantity of secondary cable in station can be reduced in a large number, simplify secondary connection in station.Save secondary cable investment, also avoid the substation accident due to secondary cable and secondary network initiation in operation to a certain extent.
(2) due to data shared resources, electrical secondary system configuration can simplify or merge, and has saved electrical secondary system equipment investment and floor space.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.Scope is not only confined to the statement of following content.
Fig. 1 is structural representation left-half of the present invention.
Fig. 2 is structural representation right half part of the present invention.
Embodiment
As shown in the figure, the present invention includes monitoring host computer, data communication gateway, data server, public measure and control device, transform er backup protection measure and control device, differential protective device of transformer, the 10kV network switch and main transmission line road, its structural feature main transmission line road respectively with monitoring host computer communication port, data communication gateway communication port, data server communication port, public measure and control device communication port, transform er backup protection measure and control device communication port, differential protective device of transformer communication port, 10kV network switch communication port is connected, 10kV network switch communication port respectively with 10kV measuring and controlling protective device communication port, main transformer body intelligent terminal communication port is connected, main transformer body intelligent terminal control port is connected with a switchgear control port by cable.
Described differential protective device of transformer communication port is connected with main transformer inlet wire merge cells Intelligent terminal integration device communication port, intelligent terminal integrated device communication port respectively; main transformer inlet wire merge cells Intelligent terminal integration device port is connected with switchgear control port, a current transducer signal port respectively by cable, and intelligent terminal integrated device port is connected with switchgear control port, a current transducer signal port respectively with by cable.
Described data communication gateway is connected with area power dispatching data network by switch, longitudinal encrypting and authenticating device, couple in router successively.
Described monitoring host computer, integrates operator station, engineer work station, and unification realizes the acquisition process of Various types of data in station, realizes the operation monitoring of station equipment, operation control, information comprehensive analysis and intelligent alarm, the functions such as anti-misoperation locking operation; Man-machine interface is provided, realizes status poll, parameter configuration, maintenance management etc. to full station first and second equipment.
Configure a data server, realize the concentrated storage of intelligent substation panoramic view data, for types of applications provides unified data query and access services.
Described data communication gateway comprises I district data communication gateway 1, I district data communication gateway 2, II district data communication gateway, I district data communication gateway 1, I district data communication gateway 2, II district data communication gateway signal port are connected, and are connected successively respectively by switch, longitudinal encrypting and authenticating device, couple in router with area power dispatching data network one, area power dispatching data network two.I district data communication gateway machine duplicate system retrofit, the configuration of II district data communication gateway machine list cover, the configuration of III/IV data communication gateway machine list cover, realizing transformer station and scheduling, produce communication between main station system, is the transmission that main station system realizes that supervisory control of substation controls, the function such as information inquiry and remote browse provides data, model and figure.
The present invention also comprises integrated application server, integrated application Service-Port is connected with main transmission line road, III/IV district data communication gateway port respectively, and III/IV district data communication gateway port is connected with integrated application Service-Port by forward and reverse spacer assembly.Integrated application server, receiving system data, carry out focusing on, showing, are conducive to realizing Unattended substation and remote control and regulation.
The present invention also comprises auxiliary equipment monitor portion, and auxiliary equipment monitor portion communication port is connected with main transmission line road.
The divide-shut brake that transform er backup protection measure and control device, differential protective device of transformer, main transformer body intelligent terminal realize switching devices by touch-screen controls; cancel the simulated operation such as conventional control handle and instruction loop; realize the consistency operation of divide-shut brake; improve anti-error level, strengthen breaker control institution staff reliability.
Merge cells of the present invention, intelligent terminal are arranged in each interval Intelligent control cabinet all on the spot; for merge cells, intelligent terminal; process layer devices is belonged to from functional role aspect; for indispensable bay device (especially proterctive equipment); therefore under both prerequisites with cabinet installation; the integration both being carried out function should be considered; namely adopt merge cells intelligent terminal integrated device, realize the unified process layer digital interface of primary equipment in same interval (circuit breaker, disconnecting link, instrument transformer).
Be understandable that, above about specific descriptions of the present invention, the technical scheme described by the embodiment of the present invention is only not limited to for illustration of the present invention, those of ordinary skill in the art is to be understood that, still can modify to the present invention or equivalent replacement, to reach identical technique effect; Needs are used, all within protection scope of the present invention as long as meet.

Claims (6)

1. substation secondary device supervisory control system, comprise monitoring host computer, data communication gateway, data server, public measure and control device, transform er backup protection measure and control device, differential protective device of transformer, the 10kV network switch and main transmission line road, it is characterized in that main transmission line road respectively with monitoring host computer communication port, data communication gateway communication port, data server communication port, public measure and control device communication port, transform er backup protection measure and control device communication port, differential protective device of transformer communication port, 10kV network switch communication port is connected, 10kV network switch communication port respectively with 10kV measuring and controlling protective device communication port, main transformer body intelligent terminal communication port is connected, main transformer body intelligent terminal control port is connected with a switchgear control port by cable,
described differential protective device of transformer communication port is connected with main transformer inlet wire merge cells Intelligent terminal integration device communication port, merge cells intelligent terminal integrated device communication port respectively, main transformer inlet wire merge cells Intelligent terminal integration device port is connected with switchgear control port, a current transducer signal port respectively by cable, and intelligent terminal integrated device port is connected with switchgear control port, a current transducer signal port respectively with by cable;
described data communication gateway is connected with area power dispatching data network by switch, longitudinal encrypting and authenticating device, couple in router successively.
2. substation secondary device supervisory control system according to claim 1, it is characterized in that described data communication gateway comprises I district data communication gateway 1, I district data communication gateway 2, II district data communication gateway, I district data communication gateway 1, I district data communication gateway 2, II district data communication gateway signal port are connected, and are connected successively respectively by switch, longitudinal encrypting and authenticating device, couple in router with area power dispatching data network one, area power dispatching data network two.
3. substation secondary device supervisory control system according to claim 2; it is characterized in that described public measure and control device model is pcs-9075b; transform er backup protection measure and control device model is pcs-968d; differential protective device of transformer model is pcs-9671d; main transformer body intelligent terminal model is pcs-222tu, and merge cells intelligent terminal integrated device and main transformer inlet wire merge cells Intelligent terminal integration device model are pcs-222ea-g.
4. substation secondary device supervisory control system according to claim 3, characterized by further comprising integrated application server, integrated application Service-Port is connected with main transmission line road, III/IV district data communication gateway port respectively, and III/IV district data communication gateway port is connected with integrated application Service-Port by forward and reverse spacer assembly.
5. according to claim 4, substation secondary device supervisory control system, characterized by further comprising auxiliary equipment monitor portion, and auxiliary equipment monitor portion communication port is connected with main transmission line road.
6. substation secondary device supervisory control system according to claim 5, it is characterized in that described auxiliary equipment monitor portion comprises Smoke Sensor, camera, monitoring host computer, monitoring host computer communication port is connected with Smoke Sensor signal output port, camera signals output port, main line communication port respectively.
CN201410150460.2A 2014-04-16 2014-04-16 Substation secondary device monitoring system Active CN105024454B (en)

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Publication number Priority date Publication date Assignee Title
CN106532935A (en) * 2016-11-03 2017-03-22 重庆电力高等专科学校 Method and system used for carrying out intelligent substation secondary system fault diagnosis
CN106877503A (en) * 2017-03-15 2017-06-20 国家电网公司 Risk identification and method for early warning in secondary device intelligence operational system
CN107611930A (en) * 2017-10-17 2018-01-19 山东钢铁股份有限公司 A kind of high voltage protective system
CN110635955A (en) * 2019-10-22 2019-12-31 中国能源建设集团江苏省电力设计院有限公司 Substation ubiquitous power Internet of things full-service integrated intelligent gateway topological structure

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CN106532935A (en) * 2016-11-03 2017-03-22 重庆电力高等专科学校 Method and system used for carrying out intelligent substation secondary system fault diagnosis
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CN106877503A (en) * 2017-03-15 2017-06-20 国家电网公司 Risk identification and method for early warning in secondary device intelligence operational system
CN107611930A (en) * 2017-10-17 2018-01-19 山东钢铁股份有限公司 A kind of high voltage protective system
CN110635955A (en) * 2019-10-22 2019-12-31 中国能源建设集团江苏省电力设计院有限公司 Substation ubiquitous power Internet of things full-service integrated intelligent gateway topological structure

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