CN203326923U - Photovoltaic power generation grid-connected scheduling control apparatus - Google Patents
Photovoltaic power generation grid-connected scheduling control apparatus Download PDFInfo
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- CN203326923U CN203326923U CN2013203027562U CN201320302756U CN203326923U CN 203326923 U CN203326923 U CN 203326923U CN 2013203027562 U CN2013203027562 U CN 2013203027562U CN 201320302756 U CN201320302756 U CN 201320302756U CN 203326923 U CN203326923 U CN 203326923U
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Abstract
The utility model discloses a photovoltaic power generation grid-connected scheduling control apparatus. The apparatus comprises a grid-connected scheduling main station, an intelligent communication terminal and a photovoltaic power station running assembly which are sequentially connected. The intelligent communication terminal is provided with an AGC device and an AVC device. The grid-connected scheduling main station is connected with the AGC device or the AVC device. The intelligent communication terminal is further provided with a switching device. The grid-connected scheduling main station is selectively connected with the AGC device or the AVC device through the switching device. By making the intelligent communication terminal provided with the AGC device and the AVC device, connecting the grid-connected scheduling main station with the AGC device or the AVC device and meanwhile achieving selective connection of the grid-connected scheduling main station with the AGC device and the AVC device through the switching device, the apparatus can achieve active and reactive automatic control of a solar photovoltaic power station. A high system automation degree is achieved. The response time of a whole control system is further shortened. The error rate is lowered. The labor cost is further reduced.
Description
Technical field
The utility model relates to photovoltaic generation control technology field, relates in particular to a kind of photovoltaic power generation grid-connecting dispatching control device.
Background technology
The meritorious idle control of solar photovoltaic power plant is at present still in the starting stage.Meritorious idle to be controlled at traditional power industries such as thermoelectricity, water power very ripe, but still face a lot of problems in the solar power generation industry.The meritorious idle control of domestic a lot of solar photovoltaic power plants is by manually carrying out at present.Manually operated shortcoming is a lot, such as response time length, unreasonable distribution, error rate is high, cost of labor is high, needs to propose a kind of control mode of more efficient and safe and feasible.
The utility model content
The purpose of this utility model is to solve the problems of the technologies described above, and a kind of photovoltaic power generation grid-connecting dispatching control device is provided, and can realize the meritorious and idle automatic control of solar photovoltaic power plant, and the automaticity of system is high.
For reaching above-mentioned purpose, the utility model by the following technical solutions:
A kind of photovoltaic power generation grid-connecting dispatching control device, comprise the grid-connected scheduling station, intelligent communications terminal and the photovoltaic plant operating component that connect successively, described intelligent communications terminal is provided with AGC device and AVC device, and described grid-connected scheduling station is connected with described AGC device or described AVC device.
As a kind of preferred version of photovoltaic power generation grid-connecting dispatching control device, described intelligent communications terminal also is provided with switching device shifter, and described grid-connected scheduling station is connected with described AGC device or described AVC Array selection by described switching device shifter.
A kind of preferred version as the photovoltaic power generation grid-connecting dispatching control device, described switching device shifter adopts switch module, described switch module comprises double control switch and on-off controller, to make described grid-connected scheduling station be connected with described AGC device by described switch module or described grid-connected scheduling station is connected with described AVC device.
A kind of preferred version as the photovoltaic power generation grid-connecting dispatching control device, described intelligent communications terminal and/or described photovoltaic plant operating component are connected with warning device, described warning device is connected with described grid-connected scheduling station, in order to described grid-connected scheduling station, to send warning message.
As a kind of preferred version of photovoltaic power generation grid-connecting dispatching control device, described photovoltaic plant operating component comprises reactive power compensator.
As a kind of preferred version of photovoltaic power generation grid-connecting dispatching control device, described photovoltaic plant operating component comprises the photovoltaic plant supervising device.
As a kind of preferred version of photovoltaic power generation grid-connecting dispatching control device, described grid-connected scheduling station, described AVC device, described reactive power compensator connect successively.
As a kind of preferred version of photovoltaic power generation grid-connecting dispatching control device, described grid-connected scheduling station, described AGC device, described photovoltaic plant supervising device connect successively.
The contrast prior art, the beneficial effects of the utility model are: by be provided with AGC device and AVC device at intelligent communications terminal, and grid-connected scheduling station is connected with AGC device or AVC device, be provided with switching device shifter simultaneously between AGC device and AVC device and grid-connected scheduling station, can realize the meritorious and idle automatic control of solar photovoltaic power plant, the automaticity of system is high, and shortened the response time of whole control system, reduce error rate and cost of labor, realize distributing and rationalize, for the control mode of efficient and safe and feasible provides a kind of new scheme.
The accompanying drawing explanation
The structural representation that Fig. 1 is photovoltaic power generation grid-connecting dispatching control device described in the utility model;
The another structural representation that Fig. 2 is control device described in the utility model;
The execution block diagram of the idle control that Fig. 3 is control device described in the utility model;
The execution block diagram of the real power control that Fig. 4 is control device described in the utility model.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment.
As shown in Fig. 1～4, photovoltaic power generation grid-connecting dispatching control device shown in the present embodiment, comprise the grid-connected scheduling station, intelligent communications terminal and the photovoltaic plant operating component that connect successively, intelligent communications terminal is provided with AGC device and AVC device, and grid-connected scheduling station is connected with AGC device or AVC device.
The automatic generation amount is controlled AGC(Automatic Generation Control) be a critical function in EMS EMS, it is controlling exerting oneself of frequency modulation unit, to meet the custom power demand of continuous variation, and make system in economic running status.
Reactive voltage device for automatically regulating AVC utilizes network communication and automatic control technology, and busbar voltage instruction or idle instruction that in online the reception, tune issues, exert oneself to generator reactive automatically or high-voltage side bus voltage carries out the real-time tracking regulation and control.
Intelligent communications terminal also is provided with switching device shifter, and grid-connected scheduling station is connected with AGC device or AVC Array selection by switching device shifter.By be provided with AGC device and AVC device at intelligent communications terminal, and grid-connected scheduling station is connected with AGC device or AVC device, be provided with switching device shifter simultaneously between AGC device and AVC device and grid-connected scheduling station, can realize the meritorious and idle automatic control of solar photovoltaic power plant, the automaticity of system is high, and promoted the response time of whole control system, reduce error rate and cost of labor, realize to distribute rationalize, for the control mode of efficient and safe and feasible provides a kind of new scheme.
The switching device shifter that the present embodiment adopts is switch module, and this switch module comprises double control switch and on-off controller, and on-off controller can adopt the conventional controllers such as relay.When needs carry out real power control, on-off controller is controlled the first switch closure in double control switch, so that form path between grid-connected scheduling station and AGC device.Fig. 4 illustrates the real power control of photovoltaic power generation grid-connecting dispatching control device and carries out principle, grid-connected scheduling station connects the AGC device, the AGC device is connected with the photovoltaic plant operating component, the photovoltaic plant operating component comprises photovoltaic power station monitoring system, grid-connected scheduling station sends the real power control instruction to the AGC device, controls photovoltaic power station monitoring system by the AGC device photovoltaic power plant is realized to the real power control function.
When needs carry out idle control, on-off controller is controlled the second switch closure in double control switch, so that form path between grid-connected scheduling station and AVC device, Fig. 3 illustrates the idle control of photovoltaic power generation grid-connecting dispatching control device and carries out principle, grid-connected scheduling station communication connection AVC device, the AVC device is connected with the photovoltaic plant operating component, the photovoltaic plant operating component comprises the idle control device of photovoltaic plant, grid-connected scheduling station sends idle control command to the AVC device, controls the idle control device of photovoltaic plant by the AVC device and realizes idle control function.
Intelligent communications terminal and photovoltaic plant operating component all are connected with warning device, and warning device is connected with grid-connected scheduling station, in order to grid-connected scheduling station, to send warning message.
Preferably, intelligent communications terminal is connected with warning device, and warning device is connected with grid-connected scheduling station, in order to described grid-connected scheduling station, to send warning message.
Further preferred, the photovoltaic plant operating component is connected with warning device, and warning device is connected with grid-connected scheduling station, in order to described grid-connected scheduling station, to send warning message.
The photovoltaic plant operating component comprises reactive power compensator and/or photovoltaic plant supervising device.
As shown in Figure 3, grid-connected scheduling station, AVC device, reactive power compensator connect successively, realize the idle control of photovoltaic plant.
As shown in Figure 4, grid-connected scheduling station, AGC device, photovoltaic plant supervising device connect successively, realize the real power control of photovoltaic plant.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection range.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, within these modes all will fall into protection range of the present utility model.
Claims (8)
1. a photovoltaic power generation grid-connecting dispatching control device, it is characterized in that, comprise the grid-connected scheduling station, intelligent communications terminal and the photovoltaic plant operating component that connect successively, described intelligent communications terminal is provided with AGC device and AVC device, and described grid-connected scheduling station is connected with described AGC device or described AVC device.
2. photovoltaic power generation grid-connecting dispatching control device according to claim 1, is characterized in that, described intelligent communications terminal also is provided with switching device shifter, and described grid-connected scheduling station is connected with described AGC device or described AVC Array selection by described switching device shifter.
3. photovoltaic power generation grid-connecting dispatching control device according to claim 2, it is characterized in that, described switching device shifter adopts switch module, described switch module comprises double control switch and on-off controller, to make described grid-connected scheduling station be connected with described AGC device by described switch module or described grid-connected scheduling station is connected with described AVC device.
4. photovoltaic power generation grid-connecting dispatching control device according to claim 1, it is characterized in that, described intelligent communications terminal and/or described photovoltaic plant operating component are connected with warning device, described warning device is connected with described grid-connected scheduling station, in order to described grid-connected scheduling station, to send warning message.
5. according to the described photovoltaic power generation grid-connecting dispatching control device of claim 1 to 4 any one, it is characterized in that, described photovoltaic plant operating component comprises reactive power compensator.
6. according to the described photovoltaic power generation grid-connecting dispatching control device of claim 1 to 4 any one, it is characterized in that, described photovoltaic plant operating component comprises the photovoltaic plant supervising device.
7. photovoltaic power generation grid-connecting dispatching control device according to claim 5, is characterized in that, described grid-connected scheduling station, described AVC device, described reactive power compensator connect successively.
8. photovoltaic power generation grid-connecting dispatching control device according to claim 6, is characterized in that, described grid-connected scheduling station, described AGC device, described photovoltaic plant supervising device connect successively.
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| CN2013203027562U CN203326923U (en) | 2013-05-29 | 2013-05-29 | Photovoltaic power generation grid-connected scheduling control apparatus |
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| CN2013203027562U CN203326923U (en) | 2013-05-29 | 2013-05-29 | Photovoltaic power generation grid-connected scheduling control apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356476A (en) * | 2015-11-09 | 2016-02-24 | 中国电力科学研究院 | Photovoltaic power station power testing method based on simulation scheduling |
| CN105356849A (en) * | 2015-11-23 | 2016-02-24 | 上海思源弘瑞自动化有限公司 | Method and system for testing AGC-AVC control system in photovoltaic power station model |
| CN105978031A (en) * | 2016-07-06 | 2016-09-28 | 国网宁夏电力公司石嘴山供电公司 | Method and system for conducting active and reactive coordinated control on photovoltaic device |
-
2013
- 2013-05-29 CN CN2013203027562U patent/CN203326923U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105356476A (en) * | 2015-11-09 | 2016-02-24 | 中国电力科学研究院 | Photovoltaic power station power testing method based on simulation scheduling |
| CN105356476B (en) * | 2015-11-09 | 2019-08-06 | 中国电力科学研究院 | A kind of photovoltaic plant power testing method based on operation simulation |
| CN105356849A (en) * | 2015-11-23 | 2016-02-24 | 上海思源弘瑞自动化有限公司 | Method and system for testing AGC-AVC control system in photovoltaic power station model |
| CN105978031A (en) * | 2016-07-06 | 2016-09-28 | 国网宁夏电力公司石嘴山供电公司 | Method and system for conducting active and reactive coordinated control on photovoltaic device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BEIJING EAST ENVIRONMENT ENERGY TECHNOLOGY CO., LT Free format text: FORMER NAME: EAST ENVIRONMENT ENERGY (BEIJING) TECHNOLOGY CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: 100192, Haidian District, Beijing, 8 clear road 1, 1-14, nine, 901 Patentee after: BEIJING EAST ENVIRONMENT ENERGY TECHNOLOGY CO.,LTD. Address before: 100192, A, 8, science and Technology Fortune Center, No. 201 Xue Qing Road, Beijing, Haidian District Patentee before: East Environment Energy (Beijing) Technology Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |