CN202257222U - Open-ended optimizing control system - Google Patents
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Abstract
The embodiment of the utility model discloses an open-ended optimizing control system, which has universality and can communicate with a DCS (Distributed Control System) for monitoring and optimizing the DCS in real time. The system comprises an upper computer 110 and a lower computer 120; configuration monitoring software is mounted on the upper computer 110; the upper computer 110 is connected with the lower computer 120 through a network; real-time monitoring software is mounted on the lower computer 120; and the upper computer 110 and/or the lower computer 120 can be connected with the DCS in a communication mode. The method comprises acquiring real-time production data from the DCS, performing analysis and calculation to the real-time production data to get calculation results, and sending the calculation results to the DCS.
Description
Technical field
The present invention relates to areas of information technology, be specifically related to a kind of open optimal control system.
Background technology
At present, the most frequently used real-time control mode all adopts scattered control system (DCS, Distributed Control System) in the Control of Power Plant field.DCS mainly is made up of four parts: I/O plate, controller, active station and communication network.Have two big characteristics: high reliability and opening.DCS has adopted bottom hardware to be responsible for controlling realization, the slave computer controller is responsible for the calculating of control algolithm and the dispersing mode that judgement, host computer computing machine are responsible for man-machine interaction and software modification.Simultaneously; That DCS has adopted is open, standardization, modularization and seriation design; Each computing machine adopts the LAN mode to communicate by letter in the system, realizes information transmission, when needs change or expanding system function; Can influence the work of other computing machine of system hardly with increasing computing machine connecting system communication network or from network, unload easily newly.
But the opening of DCS only is to its system itself, is based on interface standard, can't directly adopt commercially available matured product to originate as hardware.Secondly; Owing to receive the restriction of configuration rule; Implementation and control ability with needs consideration control; DCS generally only provides the rudimentary algorithm module, causes some new control and information processing method can't be applied to the Control of Power Plant field, like fuzzy control, neural network, SVMs, prediction algorithm, interior fuzzy control etc.Moreover DCS is in order to guarantee its reliability, the logic Modification of its run duration had loaded down with trivial details operating process requirement, even have a lot of DCS not allow the online modification logic, thereby can't in time adjust control strategy according to the running status of system.
Summary of the invention
To above-mentioned defective, the embodiment of the invention provides a kind of open optimal control system, and this system possesses versatility, can communicate with DCS, and it is monitored in real time and optimizes.
A kind of open optimal control system comprises: host computer 110 and slave computer 120;
Said host computer 110 is equipped with configuration monitoring software; Said host computer 110 is connected with said slave computer 120 through network; Said slave computer 120 is equipped with real-time monitoring software, but said host computer 110 and/or slave computer 120 are connected with scattered control system DCS with communication mode;
Said configuration monitoring software; Be used to obtain the real-time production data of DCS; And said real-time production data is analyzed computing obtain operation result; And send said operation result to said DCS, accomplish the shared drive data of configuration monitoring software and the mutual and realization man-machine interaction between the DCS data;
Said real-time monitoring software; Be used to obtain the real-time production data of DCS; And said real-time production data analyzed computing obtain operation result, and send said operation result to said DCS, between the distributed shared memory data of accomplishing real-time monitoring software and the DCS data alternately.
Among the embodiment; Said slave computer 120 comprises controller 210, I/O card 230 and serial port board 220; Said controller 210 is equipped with real-time monitoring software; Said controller 210 is connected with said I/O card 230, and said controller 210 is connected with said serial port board 220, but said controller 210 and/or said I/O card 230 are connected with DCS with communication mode.
Among the embodiment, said controller 210, I/O card 230 and serial port board 220 adopt redundant plug type design.
Among the embodiment, but said host computer 110 and/or slave computer 120 are connected with DCS with communication mode and comprise: said host computer 110 is connected with DCS with the OPC communication mode.
Among the embodiment, but said controller 210 and/or said I/O card 230 are connected with DCS with communication mode and comprise:
Said controller 210 is connected with DCS through said serial port board 220 serial ports;
And/or said I/O card 230 is connected with DCS with the I/O communication mode.
In the embodiment of the invention, a kind of open optimal control system is provided.This system possesses versatility; Comprise host computer and slave computer; This host computer is equipped with configuration monitoring software, is used to obtain the real-time production data of DCS, and said real-time production data is analyzed computing obtains operation result; And send said operation result to said DCS, between the shared drive data of accomplishing configuration monitoring software and the DCS data alternately; Host computer is connected through network with slave computer; And slave computer is equipped with real-time monitoring software; Be used to obtain the real-time production data of DCS; And said real-time production data analyzed computing obtain operation result, and send said operation result to said DCS, between the distributed shared memory data of accomplishing real-time monitoring software and the DCS data alternately; But this host computer and/or slave computer are connected with DCS with communication mode; This system can monitor DCS in real time, and obtains real-time production data from DCS, afterwards this real-time production data is analyzed computing, and the operation result that computing is obtained is sent to DCS, thereby DCS is carried out real-time optimization.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention; To do to introduce simply to the accompanying drawing of required use in the embodiment of the invention below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the open optimal control of the present invention system one an embodiment system construction drawing;
Fig. 2 is another embodiment system construction drawing of the open optimal control of the present invention system;
Fig. 3 is the first embodiment process flow diagram in the open optimal control method of the present invention;
Fig. 4 is the second embodiment process flow diagram in the open optimal control method of the present invention;
Fig. 5 is the 3rd embodiment process flow diagram in the open optimal control method of the present invention;
Fig. 6 is the 4th embodiment process flow diagram in the open optimal control method of the present invention;
Fig. 7 is the present invention open optimal control system and DCS communication work process flow diagram.
Embodiment
The accompanying drawing that will combine the embodiment of the invention below carries out clear, intactly description to the technical scheme in the embodiment of the invention, and obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention provides a kind of open optimal control system and method, and this system possesses versatility, can communicate by letter with DCS, and it is monitored in real time and optimizes.
See also Fig. 1, Fig. 2 and Fig. 7, Fig. 1 is the open optimal control of the present invention system one an embodiment system construction drawing; Fig. 2 is another embodiment system construction drawing of the open optimal control of the present invention system, and Fig. 7 is the present invention open optimal control system and DCS communication work process flow diagram.Like Fig. 1, Fig. 2 and shown in Figure 7, a kind of open optimal control system comprises: host computer 110 and slave computer 120;
Said host computer 110 is equipped with configuration monitoring software; Said host computer 110 is connected with said slave computer 120 through network; Said slave computer 120 is equipped with real-time monitoring software, but said host computer 110 and/or slave computer 120 are connected with scattered control system DCS with communication mode;
Said configuration monitoring software; Be used to obtain the real-time production data of DCS; And said real-time production data analyzed computing obtain operation result, and send said operation result to said DCS, between the shared drive data of accomplishing configuration monitoring software and the DCS data alternately;
Said real-time monitoring software; Be used to obtain the real-time production data of DCS; And said real-time production data analyzed computing obtain operation result, and send said operation result to said DCS, between the distributed shared memory data of accomplishing real-time monitoring software and the DCS data alternately.
Wherein, in embodiments of the present invention, a kind of open optimal control system comprises host computer 110 and slave computer 120; But this host computer 110 and/or slave computer 120 are connected with DCS with communication mode, have versatility, configuration monitoring software is installed in host computer 110 and real-time monitoring software is installed in slave computer 120; Wherein, Said configuration monitoring software is used to obtain the real-time production data of DCS, and said real-time production data is analyzed computing obtains operation result; And send said operation result to said DCS, accomplish the shared drive data of configuration monitoring software and the mutual and realization man-machine interaction between the DCS data; Said real-time monitoring software; Be used to obtain the real-time production data of DCS; And said real-time production data analyzed computing obtain operation result, and send said operation result to said DCS, between the distributed shared memory data of accomplishing real-time monitoring software and the DCS data alternately; This system monitors DCS in real time, and can carry out real-time optimization to DCS.
Among the embodiment; Said slave computer 120 comprises controller 210, I/O card 230 and serial port board 220; Said controller 210 is equipped with real-time monitoring software; Said controller 210 is connected with said I/O card 230, and said controller 210 is connected with said serial port board 220, but said controller 210 and/or said I/O card 230 are connected with DCS with communication mode.
Wherein, preferably, slave computer can comprise controller 210, I/O card 230 and serial port board 220; In this controller 210 real-time monitoring system software is installed; Controller 210 can pass through serial port board 220, uses the Modbus agreement and communicates with DCS, carry out and the DCS data between alternately.Natch, also can communicate through I/O communication mode and DCS.
Among the embodiment, said controller 210, I/O card 230 and serial port board 220 adopt redundant plug type design.
Wherein, in order to satisfy the versatility of system, reach convenient follow-up upgrading and upgrade, controller 210, I/O card 230 and serial port board 220 all can adopt redundant plug type design.Apparently, the power supply that is used in this system's slave computer 120 also can adopt redundant plug type design.
Among the embodiment, but said host computer 110 and/or slave computer 120 are connected with DCS with communication mode and comprise: said host computer 110 is connected with DCS with the OPC communication mode.
Wherein, this open optimal control system has versatility, is also embodied in and DCS flexibly on the communication mode, and the host computer 110 of this system can be connected with DCS through the OPC routine interface is set.Data are being refreshed precision and reliability requirement when not high; And its transmission data can adopt the OPC communication mode when a large amount of; Between the shared drive data of accomplishing host computer 110 configuration monitoring softwares and the DCS data alternately, and data are deposited in the shared drive of configuration monitoring software.
Among the embodiment, but said controller 210 and/or said I/O card 230 are connected with DCS with communication mode and comprise:
Said controller 210 is connected with DCS through said serial port board 220 serial ports;
And/or said I/O card 230 is connected with DCS with the I/O communication mode.
Wherein, Data are being refreshed precision and reliability requirement when higher, can use Modbus and DCS direct communication by controller 210 through serial port board 220; Obtain real-time production data from DCS, and these data are deposited in the distributed shared memory of the real-time monitoring software in the controller 210.If data are refreshed precision and reliability requirement when high; Then obtain real-time production data from DCS by the I/O communication mode; Carry out data interaction, the real-time production data that gets access to from DCS also can deposit the distributed shared memory of the real-time monitoring software the controller 210 earlier in.
The present invention is according to the defective of existing Control of Power Plant field DCS system such as versatility is lower, can't the real time modifying steering logic in application process etc. a kind of open optimal control system of exploitation; And a kind of open optimal control method is provided; But; Those having ordinary skill in the art will appreciate that; Application of the present invention not only is confined to this, and it can directly be applied in on-the-spot and other places of complex industrial such as electric power, chemical industry, oil, can also monitor in real time and optimizes other supervisory systems outside the DCS.
In the embodiment of the invention, this open optimal control system comprises host computer 110 and slave computer 120; Host computer 110 is installed configuration monitoring software, and host computer 110 can pass through the OPC communication modes, directly communicates by letter with DCS; Mutual between the shared drive data of accomplishing configuration monitoring software and the DCS data, and the real-time monitoring software of slave computer 120 installations, the controller 210 in the slave computer 120 also can pass through serial port board 220 serial ports and be connected with DCS; Can transferring large number of data, reliability is also high, perhaps carries out data interaction with I/O communication mode and DCS; Speed is fast, and reliability is high, simultaneously; In order to improve the versatility of this open optimal control system, the equipment in the slave computer 120 all adopts redundant plug type design like controller 210, I/O card 230 and serial port board 220; Thereby make this open optimal control system not only possess versatility, communicate, also in real time DCS is monitored and optimize with DCS.
See also Fig. 3, Fig. 3 is the open optimal control method first embodiment process flow diagram of the present invention.As shown in Figure 3, the present invention also provides a kind of open optimal control method, comprising:
310, obtain real-time production data from scattered control system DCS;
Wherein, open optimal control system is connected with DCS when communicating, and just begin DCS is monitored in real time, and beginning obtains real-time production data from this DCS in real time, begins to carry out the work that DCS is optimized.
320, said real-time production data is analyzed computing and obtain operation result;
Wherein, after open optimal control system gets access to real-time production data from DCS, can carry out series of analysis, modeling and computing, obtain operation result real-time production data.
330, send said operation result to said DCS.
Wherein, In order to accomplish of the optimization of open optimal control system to DCS; Open optimal control system accomplish analyze computing after, not only in system, preserve the distributed shared memory of this operation result and the real-time monitoring software of notice host computer middle controller, the more important thing is and will this operation result be fed back to DCS; So that DCS triggers its underlying device, himself is optimized.
In embodiments of the present invention; This open optimal control system communicates by letter with DCS, begins monitoring, gets access to real-time production data from DCS simultaneously; And this real-time production data is analyzed computing obtain operation result; Again this operation result is fed back to DCS, thereby satisfy when DCS is monitored in real time, in real time DCS is optimized processing.
See also Fig. 4, Fig. 4 is the second embodiment process flow diagram in the open optimal control method of the present invention.As shown in Figure 4, a kind of open optimal control method comprises:
410, host computer obtains real-time production data through the OPC communication mode;
Wherein, In this open optimal control system; The communication mode of itself and DCS is flexile; Comprise that the host computer in this system can be connected with DCS with the OPC communication mode through the OPC program is set, carry out mutual between shared drive data and the DCS data of host computer configuration monitoring software.
420, said host computer deposits said real-time production data in the shared drive of configuration monitoring software;
Wherein, host computer is communicated by letter with DCS with the OPC communication mode, and the real-time production data that gets access to deposits the shared drive of configuration monitoring software in, so that follow-up operation simultaneously, guarantees the data in the real-time update shared drive.
430, said real-time production data is analyzed computing and obtain operation result;
Wherein, this open optimal control system can read real-time production data from the shared drive of configuration monitoring software, and real-time production data is analyzed computing.
440, send said operation result to said DCS.
Wherein, after the analysis computing obtains operation result, can send operation result back to DCS, so that realize optimization to DCS.
In embodiments of the present invention, mainly be that the host computer by this system carries out data interaction through OPC communication mode and DCS, obtain real-time production data, analyze computing again, operation result is beamed back DCS, in to the DCS monitoring, also can be optimized it.
See also Fig. 5, Fig. 5 is the 3rd embodiment process flow diagram in the open optimal control method of the present invention.As shown in Figure 5, a kind of open optimal control method comprises:
510, the controller of said slave computer obtains real-time production data through said serial port board serial ports, and/or the I/O cartoon of said slave computer is crossed the I/O communication mode and obtained real-time production data;
Wherein, Controller in this slave computer can be connected with DCS through the serial port board serial ports; Use the Modbus agreement and communicate, simultaneously, also can communicate by letter with DCS through the I/O communication mode; No matter be the real-time production data which kind of communication mode gets access to, all can be temporarily stored in the distributed shared memory of real-time monitoring software of controller.
520, said controller deposits said real-time production data in the distributed shared memory of real-time monitoring software;
Wherein, the real-time production data that slave computer is communicated by letter with DCS and got access to is temporarily stored in earlier in the distributed shared memory of the soft control of real-time monitoring.
530, said controller reads said real-time production data and carries out the steering logic computing from said distributed shared memory;
In addition; Mainly participate in important computing and control by the slave computer in the open optimal control system, wherein, controller then has important effect; The function that himself has monitoring and carry out the steering logic computing; Can also carry out the steering logic computing to the real-time production data that gets access to, accomplish modification, promptly accomplish its real-time optimization DCS On-line Control logic.
540, said controller is sent to said real-time production data the shared drive of the configuration monitoring software in the host computer;
Wherein, Controller in the slave computer is connected through network with host computer and communicates; Not only analyze operation result after the computing and notify the configuration monitoring software of host computer; Its real-time production data that gets access to also can real-time informing to the configuration monitoring software of host computer, these data all will be stored in the shared drive of configuration monitoring software, follow-up demonstration and other operations all will be read related data from shared drive.
550, said real-time production data is analyzed computing and obtain operation result;
Wherein, The real-time monitoring software of the controller in this system in the slave computer can carry out steering logic and other computings to real-time production data; Notify the software of the configuration monitoring in the host computer with operation result then; Some advanced algorithms and processing are then handled by the configuration monitoring software of host computer, obtain operation result at last.
560, send said operation result to said DCS.
Wherein, after obtaining operation result, can operation result be sent it back DCS, so that realize optimization to DCS.
In embodiments of the present invention, mainly remove to obtain real-time production data by controller in the slave computer and/or I/O card, monitoring and the optimization of open optimal control system to DCS is accomplished in the analysis computing of being correlated with again.
See also Fig. 6, Fig. 6 is the 4th embodiment process flow diagram in the open optimal control method of the present invention.As shown in Figure 6, a kind of open optimal control method comprises:
610, the controller of said slave computer obtains real-time production data through said serial port board serial ports, and/or the I/O cartoon of said slave computer is crossed the I/O communication mode and obtained real-time production data;
Wherein, Controller in this slave computer can be connected with DCS through the serial port board serial ports; Communicate through the Modbus agreement, simultaneously, also can communicate by letter with DCS through the I/O communication mode; No matter be the real-time production data which kind of communication mode gets access to, all can keep in the distributed shared memory of real-time monitoring software of controller.
620, said controller deposits said real-time production data in the distributed shared memory of real-time monitoring software;
Wherein, the real-time production data that slave computer is communicated by letter with DCS and got access to is temporarily stored in earlier in the distributed shared memory of the soft control of real-time monitoring.
630, said controller reads said real-time production data and carries out the steering logic computing from said distributed shared memory;
In addition; Mainly participate in important computing and control by the slave computer in the open optimal control system, wherein, controller then has important effect; The function that himself has monitoring and carry out the steering logic computing; Can also carry out the steering logic computing to the real-time production data that gets access to, accomplish modification, promptly accomplish its real-time optimization DCS On-line Control logic.
640, said controller is sent to said real-time production data the shared drive of the configuration monitoring software in the host computer;
Wherein, Controller in the slave computer is connected through network with host computer and communicates; Not only analyze operation result after the computing and notify the configuration monitoring software of host computer; Its real-time production data that gets access to also can real-time informing to the configuration monitoring software of host computer, these data all will be stored in the shared drive of configuration monitoring software, follow-up demonstration and other operations all will be read related data from shared drive.
650, said real-time production data is analyzed computing and obtain operation result;
Wherein, The real-time monitoring software of the controller in this system in the slave computer can carry out steering logic and other computings to real-time production data; Notify the software of the configuration monitoring in the host computer with operation result then; Some advanced algorithms and processing are then handled by the configuration monitoring software of host computer, obtain operation result at last.
660, said operation result is sent to the distributed shared memory of the real-time monitoring software in the host computer;
Wherein, operation result also sends to host computer and deposits the distributed shared memory of real-time monitoring software in, so that upgrade data and follow-up demonstration in the distributed shared memory.
670, said host computer shows said operation result;
Wherein, host computer can show said operation result.
680, send said operation result to said DCS.
Wherein, after obtaining operation result, can operation result be sent it back DCS, so that realize optimization to DCS.
In embodiments of the present invention; Accomplish mutual with DCS by the controller in the slave computer and/or I/O card; Simultaneously; Real-time production data is analyzed after computing obtains operation result in open optimal control system, also can operation result be notified the shared drive and the distributed shared memory that is temporarily stored into the real-time monitoring software of slave computer controller of the configuration monitoring software in the host computer, host computer shows the data in operation result and the shared drive that upgrades the configuration monitoring software; Afterwards, system is sent to DCS with operation result.
The embodiment of the invention provides a kind of open optimal control system and method; This open optimal control system comprises host computer 110 and slave computer 120; This host computer 110 is equipped with configuration monitoring software, is used to obtain the real-time production data of DCS, and said real-time production data is analyzed computing obtains operation result; And send said operation result to said DCS, accomplish the shared drive data of configuration monitoring software and the mutual and realization man-machine interaction between the DCS data; This slave computer 120 is equipped with real-time monitoring system software; Be used to obtain the real-time production data of DCS; And said real-time production data is analyzed computing obtain operation result; And send said operation result to said DCS, between the distributed shared memory data of accomplishing real-time monitoring software and the DCS data alternately; This host computer 110 is connected with this slave computer 120 through network, but this host computer 110 and/or slave computer 120 be connected with DCS with communication mode, have versatility, can monitor in real time and optimize DCS; This open optimal control system communicates by letter with DCS, obtains the real-time production data of DCS, and this real-time production data is analyzed computing obtains operation result, and then this operation result is fed back to DCS, thereby realizes its optimization to DCS.
In addition, in embodiments of the present invention, this open optimal control system host computer 110 can be connected with DCS by the OPC communication mode, the shared drive data of accomplishing configuration monitoring software and DCS data alternately; And slave computer 120 can comprise controller 210, I/O card 230 and serial port board 220, and the three all can adopt redundant plug type design, and reasonable in design, versatility is stronger; Simultaneously; Controller 210 is connected with serial port board 220 with I/O card 230 respectively; Controller 210 can directly be connected with DCS through serial port board 220 serial ports, and use the Modbus agreement and communicate, also can be that I/O card 230 is connected with DCS with the I/O communication mode; Completion is communicated by letter with DCS's, realizes monitoring and optimizational function in real time.
More than a kind of open optimal control system and method provided by the present invention has been carried out detailed introduction; For one of ordinary skill in the art; Thought according to the embodiment of the invention; The part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (5)
1. an open optimal control system is characterized in that, comprising: host computer (110) and slave computer (120);
Said host computer (110) is equipped with configuration monitoring software; Said host computer (110) is connected with said slave computer (120) through network; Said slave computer (120) is equipped with real-time monitoring software, said host computer (110) and/or slave computer (120) but be connected with scattered control system DCS with communication mode;
Said configuration monitoring software; Be used to obtain the real-time production data of DCS; And said real-time production data is analyzed computing obtain operation result; And send said operation result to said DCS, accomplish the shared drive data of configuration monitoring software and the mutual and realization man-machine interaction between the DCS data;
Said real-time monitoring software; Be used to obtain the real-time production data of DCS; And said real-time production data analyzed computing obtain operation result, and send said operation result to said DCS, between the distributed shared memory data of accomplishing real-time monitoring software and the DCS data alternately.
2. open optimal control according to claim 1 system; It is characterized in that; Said slave computer (120) comprises controller (210), I/O card (230) and serial port board (220), and said controller (210) is equipped with real-time monitoring software, and said controller (210) is connected with said I/O card (230); Said controller (210) is connected with said serial port board (220), said controller (210) and/or said I/O card (230) but be connected with DCS with communication mode.
3. open optimal control according to claim 2 system is characterized in that said controller (210), I/O card (230) and serial port board (220) adopt redundant plug type design.
4. open optimal control according to claim 1 system is characterized in that, said host computer (110) and/or slave computer (120) but be connected with DCS with communication mode comprises:
Said host computer (110) is connected with DCS with the OPC communication mode.
5. open optimal control according to claim 2 system is characterized in that, said controller (210) and/or said I/O card (230) but be connected with DCS with communication mode comprises:
Said controller (210) is connected with DCS through said serial port board (220) serial ports;
And/or said I/O card (230) is connected with DCS with the I/O communication mode.
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| CN2011203321472U CN202257222U (en) | 2011-09-06 | 2011-09-06 | Open-ended optimizing control system |
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| CN2011203321472U CN202257222U (en) | 2011-09-06 | 2011-09-06 | Open-ended optimizing control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102346474A (en) * | 2011-09-06 | 2012-02-08 | 浙江省电力试验研究院 | Open type optimizing control system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102346474A (en) * | 2011-09-06 | 2012-02-08 | 浙江省电力试验研究院 | Open type optimizing control system and method |
| CN102346474B (en) * | 2011-09-06 | 2014-04-23 | 浙江省电力公司电力科学研究院 | Open type optimizing control method |
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