CN105576827B - A kind of implementation method and control system of D.C. high voltage transmission centralized-control center - Google Patents
A kind of implementation method and control system of D.C. high voltage transmission centralized-control center Download PDFInfo
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Abstract
The present invention relates to a kind of implementation methods and control system of D.C. high voltage transmission centralized-control center, the system includes current conversion station and centralized-control center, each current conversion station is provided with current conversion station monitoring unit, centralized-control center includes client and data server, data referencing plug-in unit corresponding with each current conversion station monitoring unit is provided on data server, data referencing plug-in unit is communicated to connect with corresponding current conversion station monitoring unit.This method includes when centralized-control center needs to obtain current conversion station data, it dynamically adds the data point of a needs in data server, the data referencing plug-in unit of corresponding current conversion station is identified according to the change of current station identifications sum number strong point in data point configuration information, data are read from corresponding current conversion station, and are written in data server.The method and system of the present invention can realize that DC transmission system data are uniformly processed and in the data parameters modification at current conversion station end, center of the centralized monitor need not be changed, relatively low to the hsrdware requirements of server.
Description
Technical field
The invention belongs to electric system high-voltage dc transmission electrical domains, and in particular in a kind of D.C. high voltage transmission centralized control
The implementation method and control system of the heart
Background technology
Since direct current has many advantages, such as that high controllability, asynchronous isolation AC network, DC line non-transient stablize limitation,
DC transmission system is generally applied to the networking between long distance power transmission, power transmission over strait and regional power grid.By it is existing dispersion and
Relatively independent straight-flow system puts together management, by establishing a distant place of the direct current centralized-control center realization to change of current station equipment
Control operation is significant.It may be implemented in a DC system fault, rationally controls other normal direct current transportation and increases
Add transmission power, realizes that the power between different direct current transportation circuits is supported, support, obtain to provide strength to electric system
System-wide performance improvement.In addition, the construction of centralized-control center, will realize the unified management to current conversion station, convenient for rationally profit
With resource, production efficiency is improved.
The structure and production management system for considering existing current conversion station and electric system are not increasing primary equipment in station
Under conditions of additional collecting device, D.C. high voltage transmission centralized-control center has 3 kinds of implementations at present.
Scheme 1：Control centre's scheme
This implementation pattern is realized with reference to current control centre, as shown in Figure 1, under this kind of pattern, current conversion station configures
There is the dedicated communication server, according to specified communication protocol (such as IEC104), the data transmission of current conversion station to centralized control
Center is configured with independent server and database in centralized-control center, is parsed, stored and shown to data, and normal
It is similar to advise control centre.The advantages of program be there are a data service, can after the tidal data recovering of different current conversion stations
It is shown in same system, COMPREHENSIVE CALCULATING and analysis can be carried out；It is less to the occupancy of the communication resource, it can be in lower bandwidth
Lower realization.The disadvantage is that needing to increase additional communication equipment；When the data parameters of current conversion station change, centralized-control center will be into
The corresponding modification of row, otherwise can data do not correspond to；When website is more, since data volume is larger, to the hardware resource of server
It is required that high.
Scheme 2：It stands LAN net extension programs
This implementation pattern is that the work station " removing " of current conversion station is arrived centralized-control center, as shown in Fig. 2, this kind of pattern
Under, the station LAN nets of current conversion station are extended to direct current centralized-control center, necessary operations staff's work is configured in centralized-control center
Make station access station LAN, these work stations are completely the same with regard to the work station of current conversion station local, and it is complete can to complete current conversion station work station
Identical monitoring function.The advantages of program is need not to increase the monitoring system of each current conversion station remote control communication equipment, only
It needs to increase the photoelectric conversion device between station LAN nets and optical-fibre channel；After configuration change in current conversion station, centralized control
Center need not change.The disadvantage is that each current conversion station has corresponding work station in centralized-control center, not when website is more
Facilitate management and use；Each work station is mutual indepedent, cannot be the data united analysis of multiple current conversion stations and use.
Scheme 3：KVM networking plans
This implementation pattern is that the keyboard of work station, mouse and display " removing " in current conversion station are arrived centralized-control center,
As shown in figure 3, under this kind of pattern, network KVM equipment is accessed on the work station of current conversion station, the network KVM of each current conversion station is set
The standby KVM servers for being all linked into centralized-control center can be accessed in centralized-control center by the client of network KVM
The work station of each current conversion station.The advantages of program is need not to configure many work stations in centralized-control center, you can with complete
At the function used of each current conversion station, convenient for management；When the parameter of current conversion station changes, centralized-control center need not be changed.
The disadvantage is that the data of each current conversion station are mutual indepedent, it cannot be the data united analysis of multiple current conversion stations and use；To bandwidth
Occupancy is higher, and the reaction speed of system and refresh rate are slower.
Invention content
The present invention provides a kind of implementation methods and control system of D.C. high voltage transmission centralized-control center, existing to solve
For some direct current transportation centralized control method and system when current conversion station website is more, data volume is big, it has not been convenient to manage, and each work
It is mutual indepedent to make station, the defect for being not easy to data united analysis and using.
It is controlled in order to solve the above technical problems, the D.C. high voltage transmission centralized control system of the present invention includes current conversion station and concentration
Center processed, each current conversion station are provided with current conversion station monitoring unit, and the centralized-control center includes client and data service
Device, which is characterized in that data referencing plug-in unit corresponding with each current conversion station monitoring unit, institute are provided on the data server
It states data referencing plug-in unit to communicate to connect with corresponding current conversion station monitoring unit, the data referencing plug-in unit is used for according in centralized control
The instruction of the heart is read data from corresponding current conversion station, and is written in data server.
The instruction of the centralized-control center includes receiving the change of current station identifications sum number strong point mark of instruction.
The instruction of the centralized-control center includes receiving the change of current station identifications and command id of instruction.
The implementation method of the D.C. high voltage transmission centralized control system of the present invention includes the following steps：
1) the unified necessary data information of regulation and control is configured in the data server of centralized-control center, and is each change of current
It stands and sets unique mark；
2) when centralized-control center needs to obtain current conversion station data, a needs are dynamically added in data server
Data point, the data referencing plug-in unit of corresponding current conversion station marks according to the change of current station identifications sum number strong point in data point configuration information
Know, reads data from corresponding current conversion station, and be written in data server, used for centralized-control center.
It is ordered when centralized-control center is sent to data server, data referencing plug-in unit is according to the change of current station identifications in order
Judge whether to need to execute this order, if desired, the order is sent in corresponding current conversion station, and the order of current conversion station is executed
As a result, being sent to data server, centralized-control center obtains the command execution results information in data server, judges the change of current
It stands executive condition, and exports implementing result.
The beneficial effects of the invention are as follows：Independent data server is arranged in centralized-control center in the system of the present invention, and
Data referencing plug-in unit corresponding with each current conversion station is set on data server, and according to centralized-control center order, data are drawn
Control command is directly handed down to corresponding current conversion station with plug-in unit, to by the data needed from current conversion station it is referenced come, Ji Nengshi
Existing DC transmission system is uniformly controlled, and data are uniformly processed, and can concentrate control when the data parameters at current conversion station end are changed
Center processed need not change, while less to bandwidth resources occupancy, relatively low to the hsrdware requirements of server.
The data that this method realizes centralized-control center exempt from configuration and non-maintaining, are real to traditional centralized-control center
The improvement and promotion of existing scheme, helping to transmit electricity for multiple-circuit line carries out total tune and quickly mutually supports.
Description of the drawings
Fig. 1 is traditional control centre's scheme schematic diagram；
Fig. 2 is station LAN net extension program schematic diagrames；
Fig. 3 is KVM networking plan schematic diagrames；
Fig. 4 is the D.C. high voltage transmission centralized control system structure chart of the present embodiment.
Specific implementation mode
Below in conjunction with the accompanying drawings, further details of elaboration is made to technical scheme of the present invention.
D.C. high voltage transmission centralized control system embodiment
As shown in figure 4, the D.C. high voltage transmission centralized control system of the present embodiment includes current conversion station and centralized-control center,
Each current conversion station is provided with current conversion station monitoring unit, and centralized-control center includes client and data server, data service
Data referencing plug-in unit corresponding with each current conversion station monitoring unit is provided on device, data referencing plug-in unit is monitored with corresponding current conversion station
Unit communication connects, and data referencing plug-in unit is used for the instruction according to centralized-control center, reads data from corresponding current conversion station, and write
Enter in data server.
Data connection channel of the data referencing plug-in unit between centralized-control center and current conversion station, is responsible in centralized control
When the heart needs the data of current conversion station, data are obtained from current conversion station, when centralized-control center needs to send order, order is transmitted
To corresponding current conversion station.The data referencing plug-in unit provides unified data-interface and data format to centralized-control center, is changing
Stream station end, the open interface provided according to current conversion station obtains data, since there may be difference, data referencings for different current conversion stations
Plug-in unit can be slightly different.When there is the current conversion station of entirely different system to need access, also only adds corresponding data referencing and insert
Part, without making any modification to centralized-control center.
The implementation method embodiment of D.C. high voltage transmission centralized-control center
The method of the present embodiment is realized based on above-mentioned D.C. high voltage transmission centralized control system, is specifically included as follows
Step：
(1) in the data server of centralized-control center configured with it is a small amount of, unified regulate and control necessary data information, it is such as defeated
Send the energy exchange value etc. between general power, electric network swim direction, power grid；Unique mark is set for each current conversion station, such as
station1、station2……。
(2) when centralized-control center needs the data of some current conversion station, then dynamically add in local data server
Add the data point of a needs, is identified (such as comprising corresponding change of current station identifications sum number strong point in the configuration information of data point
station1.ana1)；
It includes when calculating conveying general power, needing to obtain every that centralized-control center, which needs the case where data of some current conversion station,
It is added after the transmission power of a current conversion station；When calculating the energy exchange value between power grid, the energy of tie point between acquisition power grid is needed
Exchange information；Before sending control command, corresponding states and linkage information etc. are obtained.
(3) the data referencing plug-in unit of corresponding current conversion station, identifies according to change of current station identifications sum number strong point, from corresponding current conversion station
Data are read, and are written to local data service device, complete data referencing.
Centralized-control center can directly use referenced data, and use local data identical.
When the data configuration parameter of current conversion station changes, since all data processings are all complete at current conversion station end
At centralized-control center is the data used after reference, therefore need not change and can directly use.
Realize that the specific steps that the order of centralized-control center is sent include using above-mentioned direct current transportation centralized control system：
(1) when centralized-control center sends order, a piece of news is generated, data server, the content packet of message are sent to
Include the change of current station identifications and command id for receiving order；
(2) the data referencing plug-in unit of corresponding current conversion station judges whether to handle this message according to the content of message, if needed
It handles, then order is sent to corresponding current conversion station；
(3) data are read from current conversion station, judges order executive condition, and implementing result is generated a piece of news, is sent to
Data server；
(4) centralized-control center judges executive condition according to this message, exports implementing result, joins for order transmission personnel
It examines.
Claims (5)
1. a kind of D.C. high voltage transmission centralized control system, which includes current conversion station and centralized-control center, each current conversion station
It is provided with current conversion station monitoring unit, the centralized-control center includes client and data server, which is characterized in that described
Be provided with data referencing plug-in unit corresponding with each current conversion station monitoring unit on data server, the data referencing plug-in unit with it is right
Current conversion station monitoring unit is answered to communicate to connect, the data referencing plug-in unit is used for the instruction according to centralized-control center, is changed from correspondence
Data are read at stream station, and are written in data server；The unified necessary data information of regulation and control is configured in the data server, and
Unique mark is set for each current conversion station, when the centralized-control center needs to obtain current conversion station data, in data server
Middle dynamic adds the data point of a needs, and the data referencing plug-in unit of corresponding current conversion station is according to the change of current in data point configuration information
Station identifications and data point mark, read data from corresponding current conversion station, and be written in data server, make for centralized-control center
With.
2. a kind of D.C. high voltage transmission centralized control system according to claim 1, which is characterized in that in the centralized control
The instruction of the heart includes receiving the change of current station identifications sum number strong point mark of instruction.
3. a kind of D.C. high voltage transmission centralized control system according to claim 1, which is characterized in that in the centralized control
The instruction of the heart includes receiving the change of current station identifications and command id of instruction.
4. a kind of implementation method of D.C. high voltage transmission centralized control system, which is characterized in that D.C. high voltage transmission centralized control
System includes current conversion station and centralized-control center, and each current conversion station is provided with current conversion station monitoring unit, the centralized-control center
Include client and data server, which is characterized in that be provided on the data server and monitor list with each current conversion station
The corresponding data referencing plug-in unit of member, the data referencing plug-in unit are communicated to connect with corresponding current conversion station monitoring unit, and the data are drawn
It is used for the instruction according to centralized-control center with plug-in unit, reads data from corresponding current conversion station, and be written in data server；
The implementation method of the D.C. high voltage transmission centralized control system includes the following steps：
1) the unified necessary data information of regulation and control is configured in the data server of centralized-control center, and is set for each current conversion station
Determine unique mark；
2) when centralized-control center needs to obtain current conversion station data, the number of a needs is dynamically added in data server
The data referencing plug-in unit at strong point, corresponding current conversion station is identified according to the change of current station identifications sum number strong point in data point configuration information, from
Data are read in corresponding current conversion station, and are written in data server, are used for centralized-control center.
5. a kind of implementation method of D.C. high voltage transmission centralized control system according to claim 4, which is characterized in that work as collection
Middle control centre sends to data server and orders, and data referencing plug-in unit judges whether needs according to the change of current station identifications in order
Execute this order, if desired, the order is sent in corresponding current conversion station, and by the command execution results of current conversion station, is sent to
Data server, centralized-control center obtain the command execution results information in data server, judge current conversion station executive condition,
And export implementing result.
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| CN106657282B (en) * | 2016-11-25 | 2020-06-16 | 许继电气股份有限公司 | Method and device for integrating running state information of converter station equipment |
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| CN101847116A (en) * | 2010-05-05 | 2010-09-29 | 中兴通讯股份有限公司 | Monitoring system based on J2EE framework and method |
| EP2945259A1 (en) * | 2014-05-14 | 2015-11-18 | LSIS Co., Ltd. | Data processing device and method for high voltage direct current transmission system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101847116A (en) * | 2010-05-05 | 2010-09-29 | 中兴通讯股份有限公司 | Monitoring system based on J2EE framework and method |
| EP2945259A1 (en) * | 2014-05-14 | 2015-11-18 | LSIS Co., Ltd. | Data processing device and method for high voltage direct current transmission system |
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