CN2888724Y - Power distribution communication management equipment - Google Patents

Power distribution communication management equipment Download PDF

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Publication number
CN2888724Y
CN2888724Y CNU2006200561666U CN200620056166U CN2888724Y CN 2888724 Y CN2888724 Y CN 2888724Y CN U2006200561666 U CNU2006200561666 U CN U2006200561666U CN 200620056166 U CN200620056166 U CN 200620056166U CN 2888724 Y CN2888724 Y CN 2888724Y
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CN
China
Prior art keywords
communication interface
communication
local
management device
processing unit
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.)
Expired - Fee Related
Application number
CNU2006200561666U
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Chinese (zh)
Inventor
姜屹
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.)
ZHUHAI YITE HIGH TECHNOLOGY Co Ltd
Original Assignee
ZHUHAI YITE HIGH TECHNOLOGY Co Ltd
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
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Priority to CNU2006200561666U priority Critical patent/CN2888724Y/en
Application granted granted Critical
Publication of CN2888724Y publication Critical patent/CN2888724Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20—Smart grids as enabling technology in buildings sector
    • 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
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems
    • 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

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  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

The utility model provides a communication management equipment used to realize equipment maintenance and monitoring at low voltage distribution field comprising a processing unit, a memory cell and a communication interface; the communication interface, which comprises a remote communication interface and at least one local communication interface, wherein the remote communication interface with the other local communication interfaces access the processing unit. The model realizes unified collecting and control of the equipment communication information of different types, different manufacturers communication interface and unified communication protocol, reduces the equipment data of the low voltage distribution field as far as possible, avoids duplicate construction of the power department, and fully uses the public communication channel.

Description

The distribution communication management device
Technical field
The utility model relates to a kind of power system management equipment, relates in particular to a kind of communication management device of low voltage distribution field.
Background technology
Along with the continuous development of computer technology and control technology, the power automation technology is rapidly developed.
In the plant maintenance and monitoring of low voltage distribution field, has the common fault of common electric-control system: dissimilar, that different manufacturers is produced its communication interface of equipment and communication protocol disunity, and the communication channel difference of using; Monitored object is adopted distributed collection, disperse transmission manner to monitor, distinct device is monitored needs different communications terminals thus, and can take many communication channels, causes the maintenance cost of communication channel high, forms waste; Traditional communication channel mostly is electric power microwave net, Power line carrier network, fiber optic communication network, telephone wire etc., the operation and maintenance cost height, and all need to drop into relevant communication equipment at the distribution scene; All need to drop into modulator-demodulator as microwave net and carrier network and telephone wire, optical networking need drop into optical transceiver.
At present; communication processor is mainly used in the power automation control system; need link up informational linkage between the protection measure and control device, data acquisition unit etc. of different manufacturers and supervising device, background monitoring system, the power network dispatching system by polytype standard communication interface and communication protocol, obtain the signal of each equipment.
Present communication processor all is in the inner conversion that realizes communication protocol of communication processor.The conversion program of various different agreements need be set in supervisor inside like this, if change local device, protocol convertor will be reset at the equipment interface of being changed in communication processor inside, can bring very big inconvenience to real work like this.
The utility model content
The utility model has overcome shortcoming of the prior art, and a kind of communication management device of realizing the plant maintenance and the monitoring of low voltage distribution field is provided.
Be achieved through the following technical solutions: a kind of distribution communication management device, be used for low voltage distribution field, comprise processing unit, memory cell and communication interface, described communication interface comprises a remote communication interface and at least one local communication interface, and described remote communication interface and described each local communication interface insert described processing unit.
Described processing unit is connected with described remote communication interface and described each local communication interface by communication bus.
Described remote communication interface is the GPRS remote communication interface.
Described communication management device also comprises the communications protection unit.
Described remote communication interface and described each local communication interface insert described communications protection unit.
Described remote communication interface and described each local communication interface insert described communications protection unit by the protection logic.
A kind of distribution communication management device that the utility model provides, the various monitored parameter unification of low voltage distribution field is collected according to the agreement of monitored device by the native industry bus, again according to the main website and the substation communication protocol of standard, the monitored object in scene is monitored and control by data transfer modes such as GPRS wireless data transmission net, optical fiber, microwaves.The unified collection to communication interface dissimilar, that different manufacturers is produced and the skimble-scamble devices communicating information of communication protocol, unified control have been realized, reduce the device data of low voltage distribution field as much as possible and avoided the repeated construction of power department, and made full use of common communication channel.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model;
Fig. 2 is a workflow diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is elaborated.
See also Fig. 1, Fig. 1 is the structure chart that distribution communication management device and far-end (Surveillance center, control centre etc.) communicate, and the distribution communication management device carries out transfer of data by GPRS telecommunications network and far-end.Described distribution communication management device comprises processing unit 1, memory cell 2, GPRS remote communication interface 5 and a plurality of local communication interface 4; GPRS remote communication interface 5 is linked into processing unit 1 with each local communication interface 4.Processing unit 1 and GPRS remote communication interface 5 and each local communication interface 4 intercom mutually by communication bus.GPRS remote communication interface 5 is connected with telecommunications network, and far-end obtains data by telecommunications network.By a communication port local device transfer of data is arrived far-end.
Remote communication interface among Fig. 1 is linked into the GPRS wireless-transmission network, and low-voltage distribution is not strict real-time to the requirement of transfer of data, and the GPRS wireless network has certain transmission delay, but satisfies the requirement of low voltage distribution field centralized monitor transfer of data.
Communication management device also comprises the communications protection unit, and remote communication interface and each local communication interface are by protection logic access communications protected location.
Be provided with a protocol processing unit 3 at far-end.When far-end sends to each local device, search local destination address through the packet of protocol processes by the sign that described packet contains.Thus, improvement transferred to upgrade above the software be used for protocol processes, so just reduced the trouble that renewal brought hardware.
During upstream data, packet is transferred to processing unit 1 by communication bus from local communication interface 4, and treated unit 1 is handled the back and arrived GPRS remote communication interface 5 by transmission; During downlink data, packet is transferred to processing unit 1 by communication bus from GPRS remote communication interface 5, and treated unit 1 is handled the back and arrived local communication interface 4 by transmission.
See also Fig. 2, in the process of transfer of data, can run into the problem of contention communication channel.The scene is not only monitored device often, since will there be the situation of contention communication port in many shared channels of monitored device.In the distribution communication management device, each local communication port contention GPRS wireless channel has been adopted the technology of dynamic circulation priority, this technology is carried out according to following steps:
A. the monitored object of low voltage distribution field is divided into different classes ofly, is specially alarm class, remote measurement class, event class, alarm class, protection category information, pulse cumulative amount class, remote control class;
B. can determine the channel occupancy priority of different classes of monitored object according to the classification of monitored information, because the characteristics of power industry, the priority of acquiescence should be that the alarm category information is the highest, and the remote control category information takes second place, and event class, protection class, remote measurement class, pulse class be that All factors being equal, preference will be give to grade;
C. to the monitored information of All factors being equal, preference will be give to level, adopt the circular priority mode, first constantly event class information under this priority, take the GPRS communication channel, second constantly protects category information to take the GPRS communication channel under this priority, the rest may be inferred;
D. the transfer of data in the communication channel that priority is the highest is behind far-end, reduce the priority of this communication channel, priority is dropped to minimum, if but have the alarm category information to occur, still be made as the alarm category information the highlyest, can guarantee that like this equipment abnormal conditions can not occur;
When data when telecommunications network is sent to local device, also can comprise following process: the telecommunication protocol character is resolved and is called, if produce the valid data frame, then calls the Frame analytic process, and with data frame transfer to corresponding local communication Extended Capabilities Port.
The telecommunication passage not only can adopt the GPRS wireless-transmission network, can also adopt data transfer modes such as telephone wire, optical fiber, carrier wave, microwave, short message.
Above example is the unrestricted the technical solution of the utility model in order to explanation only.Any modification or partial replacement that does not break away from the utility model spirit and scope all should be encompassed in the middle of the claim scope of the present utility model.

Claims (6)

1, a kind of distribution communication management device, be used for low voltage distribution field, comprise processing unit, memory cell and communication interface, it is characterized in that, described communication interface comprises a remote communication interface and at least one local communication interface, and described remote communication interface and described each local communication interface insert described processing unit.
2, distribution communication management device according to claim 1 is characterized in that, described processing unit is connected with described remote communication interface and described each local communication interface by communication bus.
3, distribution communication management device according to claim 1 is characterized in that, described remote communication interface is the GPRS remote communication interface.
4, according to claim 1 or 2 or 3 described distribution communication management devices, it is characterized in that described communication management device also comprises the communications protection unit.
5, distribution communication management device according to claim 4 is characterized in that, described remote communication interface and described each local communication interface insert described communications protection unit.
6, distribution communication management device according to claim 5 is characterized in that, described remote communication interface and described each local communication interface insert described communications protection unit by the protection logic.
CNU2006200561666U 2006-03-14 2006-03-14 Power distribution communication management equipment Expired - Fee Related CN2888724Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2006200561666U CN2888724Y (en) 2006-03-14 2006-03-14 Power distribution communication management equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2006200561666U CN2888724Y (en) 2006-03-14 2006-03-14 Power distribution communication management equipment

Publications (1)

Publication Number Publication Date
CN2888724Y true CN2888724Y (en) 2007-04-11

Family

ID=38047295

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2006200561666U Expired - Fee Related CN2888724Y (en) 2006-03-14 2006-03-14 Power distribution communication management equipment

Country Status (1)

Country Link
CN (1) CN2888724Y (en)

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070411

Termination date: 20130314