CN203967766U - Cogeneration power plant's level of factory load based on level of factory information monitoring system is optimized distributor - Google Patents
Cogeneration power plant's level of factory load based on level of factory information monitoring system is optimized distributor Download PDFInfo
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- CN203967766U CN203967766U CN201420072190.3U CN201420072190U CN203967766U CN 203967766 U CN203967766 U CN 203967766U CN 201420072190 U CN201420072190 U CN 201420072190U CN 203967766 U CN203967766 U CN 203967766U
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Abstract
The utility model discloses a kind of cogeneration power plant level of factory load based on level of factory information monitoring system and optimize distributor, comprise central processing unit and peripheral circuit thereof, for connect control centre's Dispatching Control System the first communication module, for the second communication module of connecting cogeneration power plant's level of factory information monitoring system real-time data base with for being connected the 3rd communication module of or above cogeneration power plant Coordinated Control Systems; The unit load control command that described central processing unit receiving scheduling central dispatching control system is sent the real-time machine unit characteristic data of inquiring about Zhong Getai cogeneration power plant of the cogeneration power plant unit that cogeneration power plant's level of factory information monitoring system real-time data base detects, calculate the real-time Optimal Load of Ge Tai cogeneration power plant unit and be transferred to respectively each cogeneration power plant's Coordinated Control Systems as control signal, in order to control Ge Tai cogeneration power plant unit with optimum laod sharing mode work.The utility model can be loaded to optimize to each unit of cogeneration power plant and be distributed.
Description
Technical field
The utility model relates to a kind of cogeneration power plant's level of factory load based on level of factory information monitoring system and optimizes distributor.
Background technology
Along with going deep into of the electric Power Reform of " separate the factory and network, surf the Net at a competitive price ", electrical network automatic generation control technology (Automatic Generation Control, carrying out in an all-round way AGC), unit output is controlled and has been developed into the directly operational mode of scheduling of control centre, the function that between fired power generating unit, load optimization is distributed is cancelled, and the burden with power target instruction target word of unit is decided by scheduling completely.Although this scheduling mode has improved the sensitivity that frequency secondary regulates greatly, has improved mains frequency quality, due to this mode, to relate to unit a lot, and property difference is very large, the obvious defect of existence.First, that power of the assembling unit adjusting exists breakpoint, due to the starting or stoping of unit coal pulverizer, unit parameter is out-of-limit causes power block increase or subtract and other reasons, the power adjustments requirement that unit sometimes can not response scheduling, is discontinuous so every power of the assembling unit regulates; Secondly, scheduling is surveyed abundant not to the acquisition of information of unit, only considers electrical network demand and power grid operation cost, and does not consider the complex situations of each unit in factory, and the load optimization that is difficult to realize each unit in factory distributes, and has increased the gross coal consumption rate of power plant; In addition, because network load changes very frequent, electrical network is timely balance power load, make the unit that drops into AGC all the time in corresponding varying duty state, the coal of unit, wind, water change thereupon, cause steam pressure and temperature significantly to come and go fluctuation, there is to larger negative effect in the life-span of unit, the frequent movement of the equipment such as subsidiary engine, valve, baffle plate, in the useful life of also having reduced these equipment, has increased maintenance cost.In recent years, along with primary energy growing tension, coal price is constantly soaring, pollute day by day serious, electricity power enterprise's operated pressure strengthens increasingly, the progressively maturation of the continuous increase of the pressure of energy-saving and emission-reduction and thermoelectricity production process control technology, and electricity power enterprise requires the cry of economic dispatch more and more surging.Therefore, be necessary to set up the Optimized Load Dispatch System of Yi Gequan factory, meeting under network load requirement, load or the varying duty task of the Load Distribution System reasonable arrangement unit by full factory, instruct unit operation, to reduce power plant's cost of electricity-generating, and improve unit operation fail safe, the faster and better target that realizes energy-saving and emission-reduction.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of cogeneration power plant level of factory load based on level of factory information monitoring system to optimize distributor, with overcome control centre's Dispatching Control System in prior art to the power adjustments of Zhong Getai cogeneration power plant of cogeneration power plant unit there is breakpoint, the Optimal Load optimization distribution, unit that are difficult to realize each unit in the factory problem in varying duty state for a long time.
Solve the problems of the technologies described above, the technical scheme that the utility model adopts is as follows:
Cogeneration power plant level of factory load based on level of factory information monitoring system is optimized a distributor, it is characterized in that: described level of factory load optimize distributor comprise central processing unit and peripheral circuit thereof, for connect control centre's Dispatching Control System the first communication module, for the second communication module of connecting cogeneration power plant's level of factory information monitoring system real-time data base with for being connected the 3rd communication module of or above cogeneration power plant Coordinated Control Systems; The unit load control command that described central processing unit receiving scheduling central dispatching control system is sent the real-time machine unit characteristic data of inquiring about Zhong Getai cogeneration power plant of the cogeneration power plant unit that cogeneration power plant's level of factory information monitoring system real-time data base detects, calculate the real-time Optimal Load of Ge Tai cogeneration power plant unit and be transferred to respectively each cogeneration power plant's Coordinated Control Systems as control signal, in order to control Ge Tai cogeneration power plant unit with optimum laod sharing mode work.
As a kind of improvement of the present utility model, described level of factory load is optimized distributor and is also comprised that the unit load control command for control centre's Dispatching Control System is sent converts the format converting module of the signal format that is suitable for central processing unit to; Described the first communication module connects control centre's Dispatching Control System by this format converting module.
As a kind of execution mode of the present utility model, the first described communication module is by forming with the first serial line interface being connected with this first communicating circuit for connecting the first communicating circuit of control centre's Dispatching Control System, the second communication module is by forming with the second serial line interface being connected with this second communicating circuit for connecting the second communicating circuit of cogeneration power plant's level of factory information monitoring system real-time data base, the 3rd communication module is by forming with the 3rd serial line interface being connected with the 3rd communicating circuit for connecting the 3rd communicating circuit of cogeneration power plant's Coordinated Control Systems, the described first to the 3rd serial line interface is connected with described central processing unit by bus.
As a kind of execution mode of the present utility model, described central processing unit calculates the real-time Optimal Load of described Ge Tai cogeneration power plant unit by biogeography algorithm or genetic algorithm or particle cluster algorithm.
Compared with prior art, the utlity model has following beneficial effect:
Cogeneration power plant of the present utility model level of factory load is optimized distributor and is arranged between control centre's Dispatching Control System and cogeneration power plant, the unit load control command of sending by receiving scheduling central dispatching control system the real-time machine unit characteristic data of inquiring about Zhong Getai cogeneration power plant of the cogeneration power plant unit that cogeneration power plant's level of factory information monitoring system real-time data base detects, calculate the real-time Optimal Load of Ge Tai cogeneration power plant unit and be transferred to respectively each cogeneration power plant's Coordinated Control Systems as control signal, thereby control Ge Tai cogeneration power plant unit with optimum laod sharing mode work, therefore, the utility model can guarantee under the prerequisite of unit safety operation, in conjunction with the real-time machine unit characteristic data in level of factory information monitoring system real-time data base, each unit of cogeneration power plant is loaded to optimize and distribute, improved the operational efficiency of unit, realize the load optimum allocation of Liao Quan factory, bring into play to greatest extent the performance of unit, reduce Liao Quan factory net coal consumption rate, reduced CO
2deng gas purging, make all units fast, operation economically and safely, effectively realized the target of " energy-saving and emission-reduction ", overcome control centre's Dispatching Control System in prior art to the power adjustments of Zhong Getai cogeneration power plant of cogeneration power plant unit there is breakpoint, the Optimal Load optimization distribution, unit that are difficult to realize each unit in the factory problem in varying duty state for a long time.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the schematic block circuit diagram that cogeneration power plant of the present utility model level of factory load is optimized distributor.
Embodiment
As shown in Figure 1, cogeneration power plant's level of factory load based on level of factory information monitoring system of the present utility model is optimized distributor, comprise central processing unit and peripheral circuit thereof, for connecting the first communication module of control centre's Dispatching Control System, for the unit load control command that control centre's Dispatching Control System is sent, convert the format converting module of the signal format that is suitable for central processing unit to, for the second communication module of connecting cogeneration power plant's level of factory information monitoring system real-time data base with for being connected the 3rd communication module of or above cogeneration power plant Coordinated Control Systems, the first communication module connects control centre's Dispatching Control System by format converting module, wherein, the first communication module is by forming with the first serial line interface being connected with this first communicating circuit for connecting the first communicating circuit of control centre's Dispatching Control System, the second communication module is by forming with the second serial line interface being connected with this second communicating circuit for connecting the second communicating circuit of cogeneration power plant's level of factory information monitoring system real-time data base, the 3rd communication module is by forming with the 3rd serial line interface being connected with the 3rd communicating circuit for connecting the 3rd communicating circuit of cogeneration power plant's Coordinated Control Systems, the first to the 3rd serial line interface is connected with central processing unit by bus, the peripheral circuit of central processing unit comprises clock circuit and reset circuit, and clock circuit is connected with the clock pin of CPU, and reset circuit is connected with the reset pin of CPU.
The unit load control command that central processing unit receiving scheduling central dispatching control system is sent the real-time machine unit characteristic data of inquiring about Zhong Getai cogeneration power plant of the cogeneration power plant unit that cogeneration power plant's level of factory information monitoring system real-time data base detects, by biogeography algorithm (BBO) or genetic algorithm (GA) or particle cluster algorithm (PSO), calculate the real-time Optimal Load of Ge Tai cogeneration power plant unit, and be transferred to respectively each cogeneration power plant's Coordinated Control Systems as control signal, in order to control Ge Tai cogeneration power plant unit with optimum laod sharing mode work.
The utility model does not limit to and above-mentioned embodiment; according to foregoing; according to ordinary skill knowledge and the customary means of this area; do not departing under the above-mentioned basic fundamental thought of the utility model prerequisite; the utility model can also be made equivalent modifications, replacement or the change of other various ways, all drops among protection range of the present utility model.
Claims (4)
1. the load of the cogeneration power plant level of factory based on level of factory information monitoring system is optimized a distributor, it is characterized in that: described level of factory load optimize distributor comprise central processing unit and peripheral circuit thereof, for connect control centre's Dispatching Control System the first communication module, for the second communication module of connecting cogeneration power plant's level of factory information monitoring system real-time data base with for being connected the 3rd communication module of or above cogeneration power plant Coordinated Control Systems; The unit load control command that described central processing unit receiving scheduling central dispatching control system is sent the real-time machine unit characteristic data of inquiring about Zhong Getai cogeneration power plant of the cogeneration power plant unit that cogeneration power plant's level of factory information monitoring system real-time data base detects, calculate the real-time Optimal Load of Ge Tai cogeneration power plant unit and be transferred to respectively each cogeneration power plant's Coordinated Control Systems as control signal, in order to control Ge Tai cogeneration power plant unit with optimum laod sharing mode work.
2. the cogeneration power plant's level of factory load based on level of factory information monitoring system according to claim 1 is optimized distributor, it is characterized in that: described level of factory load is optimized distributor and also comprised that the unit load control command for control centre's Dispatching Control System is sent converts the format converting module of the signal format that is suitable for central processing unit to; Described the first communication module connects control centre's Dispatching Control System by this format converting module.
3. the cogeneration power plant's level of factory load based on level of factory information monitoring system according to claim 1 is optimized distributor, it is characterized in that: the first described communication module is by forming with the first serial line interface being connected with this first communicating circuit for connecting the first communicating circuit of control centre's Dispatching Control System, the second communication module is by forming with the second serial line interface being connected with this second communicating circuit for connecting the second communicating circuit of cogeneration power plant's level of factory information monitoring system real-time data base, the 3rd communication module is by forming with the 3rd serial line interface being connected with the 3rd communicating circuit for connecting the 3rd communicating circuit of cogeneration power plant's Coordinated Control Systems, the described first to the 3rd serial line interface is connected with described central processing unit by bus.
4. according to the cogeneration power plant level of factory load based on level of factory information monitoring system described in claims 1 to 3 any one, optimize distributor, it is characterized in that: described central processing unit calculates the real-time Optimal Load of described Ge Tai cogeneration power plant unit by biogeography algorithm or genetic algorithm or particle cluster algorithm.
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| CN201420072190.3U CN203967766U (en) | 2014-02-19 | 2014-02-19 | Cogeneration power plant's level of factory load based on level of factory information monitoring system is optimized distributor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026080A (en) * | 2016-05-23 | 2016-10-12 | 华北电力大学（保定） | System and method for automatically controlling generating capacity of power plant |
| CN113300410A (en) * | 2021-04-14 | 2021-08-24 | 华能国际电力股份有限公司大连电厂 | Whole-plant load optimization control system and method for cogeneration unit |
-
2014
- 2014-02-19 CN CN201420072190.3U patent/CN203967766U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026080A (en) * | 2016-05-23 | 2016-10-12 | 华北电力大学（保定） | System and method for automatically controlling generating capacity of power plant |
| CN106026080B (en) * | 2016-05-23 | 2019-10-22 | 华北电力大学（保定） | A kind of power generating capacity automatic control system and method |
| CN113300410A (en) * | 2021-04-14 | 2021-08-24 | 华能国际电力股份有限公司大连电厂 | Whole-plant load optimization control system and method for cogeneration unit |
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Address after: 510080 water Donggang 8, Dongfeng East Road, Yuexiu District, Guangzhou, Guangdong. Co-patentee after: SOUTHEAST University Patentee after: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Co.,Ltd. Address before: 510080 Guangdong Guangzhou Yuexiu District Dongfeng Road Dongshui Building 8 Co-patentee before: Southeast University Patentee before: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Corp. |
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Effective date of registration: 20180601 Address after: 510630 fifth, 146-150 Whampoa Avenue Middle Road, Tianhe District, Guangzhou, Guangdong. Co-patentee after: SOUTHEAST University Patentee after: GUANGDONG DIANKEYUAN ENERGY TECHNOLOGY Co.,Ltd. Address before: 510080 water Donggang 8, Dongfeng East Road, Yuexiu District, Guangzhou, Guangdong. Co-patentee before: Southeast University Patentee before: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Co.,Ltd. |
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Effective date of registration: 20200707 Address after: 510080 Dongfeng East Road, Dongfeng, Guangdong, Guangzhou, Zhejiang Province, No. 8 Co-patentee after: SOUTHEAST University Patentee after: ELECTRIC POWER RESEARCH INSTITUTE OF GUANGDONG POWER GRID Co.,Ltd. Address before: 510630, No. 146-150, No. fifth, Whampoa Avenue, Tianhe District, Guangdong, Guangzhou Co-patentee before: SOUTHEAST University Patentee before: GUANGDONG DIANKEYUAN ENERGY TECHNOLOGY Co.,Ltd. |
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