CN103187799A - Early warning system of converting station spare channel - Google Patents

Early warning system of converting station spare channel Download PDF

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Publication number
CN103187799A
CN103187799A CN2011104526563A CN201110452656A CN103187799A CN 103187799 A CN103187799 A CN 103187799A CN 2011104526563 A CN2011104526563 A CN 2011104526563A CN 201110452656 A CN201110452656 A CN 201110452656A CN 103187799 A CN103187799 A CN 103187799A
Authority
CN
China
Prior art keywords
channel
transformer station
early warning
alternate channel
warning system
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.)
Pending
Application number
CN2011104526563A
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Chinese (zh)
Inventor
卢婧婧
沈晓峰
沈超
方祺
徐萍
赵希君
周珺
许震欢
吴继健
顾国平
鲍长庚
胡龙生
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
Shanghai Municipal Electric Power Co
Original Assignee
State Grid Corp of China SGCC
Shanghai Municipal Electric Power Co
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, Shanghai Municipal Electric Power Co filed Critical State Grid Corp of China SGCC
Priority to CN2011104526563A priority Critical patent/CN103187799A/en
Publication of CN103187799A publication Critical patent/CN103187799A/en
Pending legal-status Critical Current

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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission

Abstract

The invention discloses an early warning system of a converting station spare channel. The early warning system of the converting station spare channel comprises a plurality of spare channel early warning devices, a plurality of mobile terminals and a converting station control center which are connected through a global system for mobile communication (GSM) network, wherein one spare channel early warning device is arranged on one converting station, monitors an operation state in a channel of the converting station in a real-time mode and sends the operation state to the converting station control center in a real-time mode; and the spare channel early warning devices automatically generate alarming messages when the channel is out of order and send the alarming messages to the mobile terminals and the converting station control center. The early warning system of the converting station spare channel can monitor the state of a telecontrol channel in a real-time mode, report the operation state to mobile phones of operating crew by the messages when the channel is out of order, and achieve remote reset of a remote terminal unit (RTU) or a general control device.

Description

A kind of transformer station alternate channel early warning system
Technical field
The present invention relates to a kind of transformer station alternate channel early warning system.
Background technology
Along with the development of power transformation automatic technology, the transformer station of present domestic most middle low-pressure systems and switchyard have all been realized unattended operation.The normal use that guarantees telecontrol channel has become the grid height automation, one of digitized key factor, and it will directly have influence on the safety and economic operation of electrical network.In order to guarantee the normal use of telecontrol channel, each power supply administration is provided with signal squad and protection and telemechanical class specially this is safeguarded.Protection and telemechanical class and signal squad's segregation of duties at present is installed in a kind of telemechanical apparatus of power plant or transformer station with RTU (Remote Terminal Unit) equipment in i.e. electrical network supervision and the control system, perhaps the screen cabinet of transformer station's master control device is output as boundary.According to accident maintenance record statistics in recent years, when RTU or master control device and dispatching communication interruption, partly cause breaks down for the channel transfer link, and it is RTU or master control appliance arrangement fault that partly cause is also arranged.After a communicating interrupt, because definite fault location section often needs two teams and groups to send someone to arrive incident transformer station simultaneously, by fault location zone, simple differentiation back, implement repairing by corresponding teams and groups then.The repairing of a communicating interrupt not only waste of manpower sometimes thus also may delay the repairing time, brings hidden danger for the safe operation of electrical network.
Moreover all information of transformer station all are to upload to the control centre by passage, if channel failure, communication disruption then, all information all can't on give.Communication disruption repairing during this period of time in, must adopt the way of Attended mode, otherwise if fault takes place, the operations staff can't in time be known fault message at all.
Summary of the invention
The objective of the invention is to overcome the defective of prior art and a kind of transformer station alternate channel early warning system is provided, it can monitor the telecontrol channel state in real time, and when channel failure, with way of short messages running status is reported for work on operations staff's the mobile phone, can realize the long-range involution of RTU or master control device simultaneously.
The technical scheme that realizes above-mentioned purpose is:
A kind of transformer station alternate channel early warning system comprises some the alternate channel prior-warning devices, some portable terminals and the control centre of transformer station that connect by the GSM network wireless, wherein:
Every alternate channel prior-warning device is placed in a transformer station, in real time the running status of passage and running status sent to control centre of described transformer station in real time in the monitoring substation; Described alternate channel prior-warning device generates alarm message automatically and sends to described each portable terminal and control centre of transformer station when channel failure.
Above-mentioned transformer station's alternate channel early warning system, wherein, described portable terminal sends querying command to arbitrary alternate channel prior-warning device, and this alternate channel prior-warning device is returned to this portable terminal with the running status of its monitoring channel with way of short messages.
Above-mentioned transformer station's alternate channel early warning system, wherein, described alternate channel prior-warning device is serially connected with RTU equipment in the transformer station or the working power loop of master control device, and receives the control note that control centre of described transformer station sends, the break-make of the power supply of control RTU equipment or master control device.
Above-mentioned transformer station's alternate channel early warning system, wherein, described alternate channel prior-warning device comprises a microprocessor, path monitoring plate socket, USB (USB) interface, SIM card (Subscriber Identity Module client identification module) socket, indicating lamp module and GSM (global system for mobile communications) chip, the power supply that is connected respectively with this microprocessor and the antenna that is connected described GSM chip, wherein:
Described power supply connects described microprocessor and GSM chip respectively;
Described path monitoring plate socket is inserted with some blocks of path monitoring plates, the every firm and hard supervision that shows two-way analog channel or two-way digital channel of path monitoring.
Above-mentioned transformer station's alternate channel early warning system, wherein, described portable terminal refers to mobile phone.
Above-mentioned transformer station's alternate channel early warning system, wherein, described passage index word passage or analog channel.
The invention has the beneficial effects as follows: the present invention can detect the telecontrol channel state in real time, and when channel failure, with way of short messages running status is reported for work on operations staff's the mobile phone, simultaneously, the present invention can solve a part of transient fault by remote control RTU or the involution of master control device.And the present invention can use the GSM network in the passage interrupt procedure as the alternate channel platform, transmit important remote signalling amount in the transformer station, for long-range timely understanding field condition.
Description of drawings
Fig. 1 is the structural representation of transformer station of the present invention alternate channel early warning system;
Fig. 2 is the structural representation of alternate channel prior-warning device of the present invention.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
See also Fig. 1, transformer station of the present invention alternate channel early warning system comprises some the alternate channel prior-warning devices 1, some portable terminals 2 and the control centre of transformer station 3 that connect by the GSM network wireless, wherein:
Every alternate channel prior-warning device 1 is placed in transformer station's (not shown), in real time the running status of passage (digital channel or analog channel) and running status sent to control centre of transformer station 3 in real time in the monitoring substation;
Alternate channel prior-warning device 1 generates alarm message automatically and sends to each portable terminal 2 and control centre of transformer station 3 when taking place such as channel failures such as passage interruptions;
Portable terminal 2 sends querying command to arbitrary alternate channel prior-warning device 1, and this alternate channel prior-warning device 1 is returned to this portable terminal 2 with the running status of its monitoring channel with way of short messages then;
Alternate channel prior-warning device 1 is serially connected with RTU equipment (not shown) in the transformer station or the working power loop of master control device (not shown), when receiving the control note of control centre of transformer station 3 transmissions, the break-make of the power supply of control RTU equipment or master control device, thereby the involution of realization RTU equipment or master control device.
See also Fig. 2, specifically, alternate channel prior-warning device 1 comprises 32 microprocessor 11, path monitoring plate socket 12, usb 13, SIM card socket 14, indicating lamp module 15 and GSM chip 16, the power supply 17 that is connected respectively with microprocessor 11 and the antenna 18 that is connected GSM chip 16, wherein:
Power supply 17 connects microprocessor 11 and GSM chip 16 respectively, respectively to they power supplies;
Path monitoring plate socket 12 is inserted with some blocks of path monitoring plates, the every firm and hard supervision that shows two-way analog channel or two-way digital channel of path monitoring, and in the present embodiment, path monitoring plate socket 12 is supported the insertion of two blocks of path monitoring plates;
Usb 13 can connect the host computer (not shown), thereby alternate channel prior-warning device 1 is safeguarded or resetted;
SIM card socket 14 is inserted with a SIM card, as the wireless telecommunications address of alternate channel prior-warning device 1;
Microprocessor 11 detects described two-way analog channel or two-way digital channel, obtains their running status and passes through indicating lamp module 15 showing in real time, wherein:
Microprocessor 11 detects centre frequency, frequency deviation and the signal amplitude of described two-way analog channel by described path monitoring plate, obtain the uplink and downlink state of this two-way analog channel and the time that up-to-date one group of communication packet occurs, make operation maintenance personnel fault section and the time of origin of placed channel fast.
Microprocessor 11 changes by the level that described path monitoring plate detects described two-way digital channel downlink and uplink interfaces, obtain the time that channel status and up-to-date one group of communication packet occur, simultaneously by detecting and analyze communication packet, for the operation maintenance personnel provide the communication error rate analyzer, level that simultaneously can sense channel makes the attendant can fully grasp technical indicator and the channel status of this passage.
Indicator light separated into two parts in the indicating lamp module 15, a part is the system mode indication, and a part is the channel status indication, and in the present embodiment, the channel status indicating section is supported four channel statuses at most;
When microprocessor 11 takes place such as faults such as passage interruptions in described two-way analog channel or two-way digital channel, control GSM chip 16 editor's alarm messages, and according to the address that prestores, send to the described portable terminal 2 that is had by each staff by antenna 18, in the present embodiment, portable terminal 2 refers to mobile phone.
In the present embodiment, each parts in the passage prior-warning device 1 all adopt the easy product purchasing in market to realize, perhaps self manufacture.
In sum, the present invention can detect the telecontrol channel state in real time, and when channel failure, with way of short messages running status is reported for work on operations staff's the mobile phone, simultaneously, the present invention can solve a part of transient fault by remote control RTU or the involution of master control device.And the present invention can use the GSM network in the passage interrupt procedure as the alternate channel platform, transmit important remote signalling amount in the transformer station, for long-range timely understanding field condition.
Above embodiment is only for the usefulness that the present invention is described, but not limitation of the present invention, person skilled in the relevant technique, under the situation that does not break away from the spirit and scope of the present invention, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present invention, should be limited by each claim.

Claims (6)

1. transformer station's alternate channel early warning system is characterized in that, comprises some the alternate channel prior-warning devices, some portable terminals and the control centre of transformer station that connect by the GSM network wireless, wherein:
Every alternate channel prior-warning device is placed in a transformer station, in real time the running status of passage and running status sent to control centre of described transformer station in real time in the monitoring substation; Described alternate channel prior-warning device generates alarm message automatically and sends to described each portable terminal and control centre of transformer station when channel failure.
2. transformer station according to claim 1 alternate channel early warning system, it is characterized in that, described portable terminal sends querying command to arbitrary alternate channel prior-warning device, and this alternate channel prior-warning device is returned to this portable terminal with the running status of its monitoring channel with way of short messages.
3. transformer station according to claim 2 alternate channel early warning system, it is characterized in that, described alternate channel prior-warning device is serially connected with RTU equipment in the transformer station or the working power loop of master control device, and receive the control note that control centre of described transformer station sends, control the break-make of the power supply of RTU equipment or master control device.
4. transformer station according to claim 3 alternate channel early warning system, it is characterized in that, described alternate channel prior-warning device comprises a microprocessor, path monitoring plate socket, USB interface, SIM card socket, indicating lamp module and GSM chip, the power supply that is connected respectively with this microprocessor and the antenna that is connected described GSM chip, wherein:
Described power supply connects described microprocessor and GSM chip respectively;
Described path monitoring plate socket is inserted with some blocks of path monitoring plates, the every firm and hard supervision that shows two-way analog channel or two-way digital channel of path monitoring.
5. according to claim 1 or 3 described transformer station alternate channel early warning systems, it is characterized in that described portable terminal refers to mobile phone.
6. transformer station according to claim 1 alternate channel early warning system is characterized in that described passage index word passage or analog channel.
CN2011104526563A 2011-12-29 2011-12-29 Early warning system of converting station spare channel Pending CN103187799A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011104526563A CN103187799A (en) 2011-12-29 2011-12-29 Early warning system of converting station spare channel

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103888299A (en) * 2014-04-01 2014-06-25 国家电网公司 Intelligent network monitoring system and working method thereof
CN112152878A (en) * 2020-09-15 2020-12-29 国网山东省电力公司滨州供电公司 Monitoring and management method, system, terminal and storage medium for digital channel of transformer substation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101610002A (en) * 2008-06-16 2009-12-23 上海申瑞电力科技股份有限公司 A kind of device that is used for monitoring substation digital channel
CN201994724U (en) * 2011-03-04 2011-09-28 贵阳锐泰电力科技有限公司 Universal type remote monitoring device for automation channel
CN202384842U (en) * 2011-12-29 2012-08-15 上海市电力公司 Standby channel early-warning system for transformer substation

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Publication number Priority date Publication date Assignee Title
CN101610002A (en) * 2008-06-16 2009-12-23 上海申瑞电力科技股份有限公司 A kind of device that is used for monitoring substation digital channel
CN201994724U (en) * 2011-03-04 2011-09-28 贵阳锐泰电力科技有限公司 Universal type remote monitoring device for automation channel
CN202384842U (en) * 2011-12-29 2012-08-15 上海市电力公司 Standby channel early-warning system for transformer substation

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103888299A (en) * 2014-04-01 2014-06-25 国家电网公司 Intelligent network monitoring system and working method thereof
CN112152878A (en) * 2020-09-15 2020-12-29 国网山东省电力公司滨州供电公司 Monitoring and management method, system, terminal and storage medium for digital channel of transformer substation
CN112152878B (en) * 2020-09-15 2022-04-19 国网山东省电力公司滨州供电公司 Monitoring and management method, system, terminal and storage medium for digital channel of transformer substation

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Application publication date: 20130703