CN204967425U - Photovoltaic power plant's data acquisition and monitored control system - Google Patents
Photovoltaic power plant's data acquisition and monitored control system Download PDFInfo
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- CN204967425U CN204967425U CN201520711323.1U CN201520711323U CN204967425U CN 204967425 U CN204967425 U CN 204967425U CN 201520711323 U CN201520711323 U CN 201520711323U CN 204967425 U CN204967425 U CN 204967425U
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- data acquisition
- photovoltaic power
- communication unit
- acquisition module
- solar radiation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
Abstract
The utility model provides a photovoltaic power plant's data acquisition and monitored control system, include: the photovoltaic power generation device data acquisition unit, solar radiation collection module, the data acquisition module of transformer substation, communication unit, respectively with photovoltaic power generation device data acquisition unit, solar radiation collection module and the data acquisition of transformer substation module are connected, output data collection, the host computer is with the communication unit coupling. By last, photovoltaic power plant's running state is correctly mastered in the realization, realizes raising the efficiency, helps quick diagnostic system malfunction, has the important function to reliability of operation, security and the economic benefits who improves photovoltaic power plant.
Description
Technical field
The utility model relates to a kind of data acquisition analysis system of photovoltaic plant.
Background technology
The critical piece of photovoltaic generating system is solar cell, storage battery, controller and inverter.Be characterized in that reliability is high, long service life, free from environmental pollution, can be incorporated into the power networks again by Independent Power Generation, be subject to the favor of every industry or trade's tissue, there is vast potential for future development.
The area at photovoltaic plant place is general all more remote, and bad environments, and monitoring parameter is many, and this brings adverse effect all can to the control of photovoltaic plant.Therefore, the monitoring how realized for photovoltaic plant has just become stubborn problem.
Utility model content
In view of this, main purpose of the present utility model is the data acquisition analysis system providing a kind of photovoltaic plant, comprising:
Photovoltaic power generation equipment data acquisition unit;
Solar radiation acquisition module;
Substation data acquisition module;
Communication unit, is connected with described photovoltaic power generation equipment data acquisition unit, solar radiation acquisition module and substation data acquisition module respectively, exports image data;
Host computer, is coupled with communication unit.
By upper, realize the correct running status grasping photovoltaic plant, realize raising the efficiency, contribute to rapid diagnosis system malfunction, to improving the reliability of operation of photovoltaic plant, fail safe and economic benefit, there is important function.
Optionally, described photovoltaic power generation equipment data acquisition unit at least comprises one of following: switch detector, voltameter measuring device, temperature sensor and lightning-protection module self-checking circuit.
Optionally, described substation data acquisition module at least comprises one of following: voltameter measuring device and temperature sensor.
Optionally, described solar radiation acquisition module is packaged in transparent glass cover, and the sidewall of described transparent glass cover is provided with through hole.
By upper, solar radiation measuring instrument can be protected, make it accurately detect solar radiation.
Optionally, described through hole is obliquely installed, at the medial extremity of described clear glass protective cover higher than the outboard end of clear glass protective cover.
By upper, the through hole be obliquely installed can ventilation rainproof.
Optionally, described communication module at least comprises one of following: serial communication unit, GPRS communication unit and ethernet communication unit.
By upper, different types of communicator can be adapted to, detected data can be exported in time.
Optionally, also comprise user's handheld device, be coupled with described host computer.
By upper, user's handheld device realizes the long-range real-time control for photovoltaic plant service data.
Accompanying drawing explanation
Fig. 1 is the principle schematic of the data acquisition analysis system of photovoltaic plant;
Fig. 2 is the circuit theory diagrams of serial communication unit;
Fig. 3 is the structural representation of clear glass protective cover;
Fig. 4 is the circuit theory diagrams of ethernet communication unit;
Fig. 5 is the circuit theory diagrams of CPU;
Fig. 6 is the circuit theory diagrams outputing unit.
Embodiment
Referring to Fig. 1 ~ Fig. 6, the data acquisition analysis system of photovoltaic plant described in the utility model is described in detail.
As shown in Figure 1, system comprises: CPU 10, and is connected with it respectively or the photovoltaic plant data acquisition unit 20 of coupling and host computer 30, also comprise be coupled with described host computer 30 respectively output unit 40 and user's handheld device 50.
Photovoltaic plant data acquisition unit 20 is for gathering every service data of photovoltaic plant, and it specifically comprises: photovoltaic power generation equipment data acquisition unit 201, solar radiation acquisition module 211 and substation data acquisition module 212.
Wherein, the object that photovoltaic power generation equipment data acquisition unit 201 detects comprises: header box data, inverter data and box type transformer data.
Concrete, photovoltaic power generation equipment data acquisition unit 201 comprises:
Switch detector, for detecting master switch state, the master switch number of times in header box; DC switch number of times in inverter, alternating-current switch number of times; And input switch state, input switch number of times, output switch state, the output switch number of times in box type transformer.
Voltameter measuring device, for detecting direct voltage, the branch current in stream case; DC voltage in inverter, DC side electric current, AC voltage, ac-side current, net side frequency, power factor, daily generation, gross generation; Input line voltage in box type transformer, input line electric current, output line voltage, output line electric current.
Temperature sensor, for detecting the temperature data in inverter.
Lightning-protection module self-checking circuit, punctures and leak current fault for detecting lightning-protection module.
Serial communication unit 202, is connected with the described switch detector in photovoltaic power generation equipment data acquisition unit 201, voltameter measuring device, temperature sensor and lightning-protection module self-checking circuit respectively, exports for the data gathered by said apparatus.Be illustrated in figure 2 the circuit theory diagrams of serial communication unit 202.
Solar radiation acquisition module 211 is for gathering solar radiation value.
GPRS communication unit 212, is connected with described solar radiation acquisition module 211, for collected solar radiation value being carried out modulating rear output.
As shown in Figure 3, in the present embodiment, described solar radiation acquisition module 211 and GPRS communication unit 212 are packaged in clear glass protective cover 301, and the sidewall of described clear glass protective cover is provided with thin through hole 302.Described thin through hole 302 is obliquely installed, and is specifically set in the inner side of clear glass protective cover higher than outside.By upper, solar radiation acquisition module 211 and GPRS communication unit 212 can be protected, make it accurately detect solar radiation and normal data output, and can ventilation rainproof.
The object detected in substation data acquisition module 221 comprises: electric energy meter data, direct current cabinet data, bus data, house transformer data, capacitor data, SVC data, main transformer data and current collection track data.
Concrete, substation data acquisition module 221 comprises:
Voltameter measuring device, for detecting forward and reverse active energy, reactive energy, three-phase voltage, three-phase current, active power, reactive power, the power factor of electric energy meter; The charger voltage of direct current cabinet, charger electric current, busbar voltage, bus current, battery voltage, battery pack current, three-phase voltage, three-phase current; The bus frequency of bus, protection voltage, residual voltage, measuring voltage; The low-pressure side phase current of house transformer, three-phase voltage, line voltage, active power, reactive power, power factor, high-pressure side three-phase voltage, line voltage; The phase current of capacitor, three-phase voltage, line voltage, reactive power; The phase current of SVC, three-phase voltage, line voltage, active power, reactive power, power factor; Main transformer high-pressure side three-phase current, zero-sequence current, three-phase voltage, line voltage, active power, reactive power, power factor; Main transformer low-pressure side three-phase current, zero-sequence current, three-phase voltage, line voltage, active power, reactive power, power factor; The phase current of current collection circuit, phase voltage, line voltage, active power, reactive power, power factor.
Temperature sensor, for detecting oil temperature and the winding temperature of main transformer.
Ethernet communication unit 222, is connected with the voltameter measuring device in substation data acquisition module 221 and temperature sensor respectively, for collected substation data being carried out modulating rear output.Be illustrated in figure 4 the circuit theory diagrams of ethernet communication unit 222.
CPU 10, is coupled with described serial communication unit 202, GPRS communication unit 212 and ethernet communication unit 222 respectively, for received data being carried out protocol conversion and packing process.As shown in Figure 5, CPU 10 is by comprising the circuit realiration that model is RABBIT3000 chip.
Host computer 30, is coupled with described CPU 10, for showing received data, storing and breakdown judge.In the present embodiment, the function of described host computer 30 realizes by computer, and the utility model only used the result of above computer at this, and to be not intended to computer realize above-mentioned function and protect.
Output unit 40, communicate to connect with described host computer 30, for carrying out output switch parameter according to the instruction of host computer 30, described in output unit 40 output be connected with the parts in described photovoltaic power generation equipment and transformer station respectively.As shown in Figure 6, unit 40 is outputed described in by comprising opto-coupler chip that interconnective model is moc8050 and the circuit realiration that the relay that model is delay-ds1e forms.
User's handheld device 50, is coupled with described host computer 30, for receiving data, to realize the long-range real-time control for photovoltaic plant data.User's handheld device 50 can adopt existing wireless network to carry out with the coupled modes of described host computer 30.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (7)
1. a data acquisition analysis system for photovoltaic plant, is characterized in that, comprising:
Photovoltaic power generation equipment data acquisition unit;
Solar radiation acquisition module;
Substation data acquisition module;
Communication unit, is connected with described photovoltaic power generation equipment data acquisition unit, solar radiation acquisition module and substation data acquisition module respectively, exports image data;
Host computer, is coupled with communication unit.
2. system according to claim 1, is characterized in that, described photovoltaic power generation equipment data acquisition unit at least comprises one of following: switch detector, voltameter measuring device, temperature sensor and lightning-protection module self-checking circuit.
3. system according to claim 1, is characterized in that, described substation data acquisition module at least comprises one of following: voltameter measuring device and temperature sensor.
4. system according to claim 1, is characterized in that, described solar radiation acquisition module is packaged in transparent glass cover, and the sidewall of described transparent glass cover is provided with through hole.
5. system according to claim 4, is characterized in that, described through hole is obliquely installed, at the medial extremity of described clear glass protective cover higher than the outboard end of clear glass protective cover.
6. system according to claim 1, is characterized in that, described communication module at least comprises one of following: serial communication unit, GPRS communication unit and ethernet communication unit.
7. system according to claim 1, is characterized in that, also comprises user's handheld device, is coupled with described host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520711323.1U CN204967425U (en) | 2015-09-14 | 2015-09-14 | Photovoltaic power plant's data acquisition and monitored control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520711323.1U CN204967425U (en) | 2015-09-14 | 2015-09-14 | Photovoltaic power plant's data acquisition and monitored control system |
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| CN204967425U true CN204967425U (en) | 2016-01-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329431A (en) * | 2017-07-20 | 2017-11-07 | 苏州艾特博斯智能设备有限公司 | A kind of photovoltaic module network optimization device |
-
2015
- 2015-09-14 CN CN201520711323.1U patent/CN204967425U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329431A (en) * | 2017-07-20 | 2017-11-07 | 苏州艾特博斯智能设备有限公司 | A kind of photovoltaic module network optimization device |
| CN107329431B (en) * | 2017-07-20 | 2023-10-03 | 苏州易助能源管理有限公司 | Photovoltaic module network optimizing device |
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