CN204168236U - A kind of experimental rig for photovoltaic power generation quantity measuring and calculating - Google Patents
A kind of experimental rig for photovoltaic power generation quantity measuring and calculating Download PDFInfo
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- CN204168236U CN204168236U CN201420715025.5U CN201420715025U CN204168236U CN 204168236 U CN204168236 U CN 204168236U CN 201420715025 U CN201420715025 U CN 201420715025U CN 204168236 U CN204168236 U CN 204168236U
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The utility model discloses a kind of experimental rig for photovoltaic power generation quantity measuring and calculating, and photovoltaic module string (2) is arranged in adjustable photovoltaic support (1), and described component string inverter (3) is connected with photovoltaic module string (2); Temperature sensor (4), wind speed wind direction sensor (5), inclination angle pyranometer (6), horizontal pyranometer (7) are all connected with signal picker (8), described communication module (9) is connected by order wire between (3) with signal picker (8), component string inverter, and (11) described communication module (9), GPS module are all connected with supervisory control comuter (10).The utility model measures the solar radiation of photo-voltaic power generation station and ambient temperature, corresponding photovoltaic module or component string energy output and assembly temperature, and the energy output realizing grid-connected photovoltaic power generation system is calculated on the spot.
Description
Technical field
The utility model belongs to grid-connected photovoltaic power generation system measuring instrument equipment, particularly relates to a kind of photovoltaic power generation quantity measuring and calculating testing apparatus.
Background technology
Energy demand and environmental protection are day by day urgent, the photovoltaic power generation technology based on Solar use is obtained and pays close attention to widely and develop.Along with the development of photovoltaic generation industry, the occasion of solar power generation application gets more and more, and except building except the large-sized photovoltaic power station of Desert Area, in city, solar power generation is also more and more common.And energy output becomes the core performance assessment criteria of solar power generation application Life cycle.In photovoltaic generation feasibility study stage, design phase, need to calculate Life cycle energy output, be completed in photovoltaic generation project and transfer the possession of in hand-over, need to be assessed by energy output photovoltaic generation project, in photovoltaic generation Project in Operation process, need to carry out operation management examination by energy output test and appraisal.It is utilize existing satellite meteorolo-gy data, weather station data and empirical equation to calculate that current people widely use way, use the meteorological data of different commercialization photovoltaic power generation quantity software and type, calculate the photovoltaic power generation quantity obtained and have larger difference, obtain multiple energy output results of measuring.
Multiple different energy output results of measuring brings very large puzzlement, and investor, manager and technical staff are difficult to for judging.In the urgent need to a kind of testing apparatus, by on-the-spot field test, people are helped to judge and rationally calculate photovoltaic power generation quantity.
Utility model content
In order to solve the problem, the utility model provides a kind of photovoltaic power generation quantity measuring and calculating testing apparatus, measure the solar radiation of photo-voltaic power generation station and ambient temperature, corresponding photovoltaic module or component string energy output and assembly temperature, auxiliary people use existing photovoltaic power generation quantity system, and the energy output realizing grid-connected photovoltaic power generation system is calculated on the spot.Judge that whether the history meteorological data that photovoltaic power generation quantity system uses is suitable by the meteorological data of this measurement device, judge that whether the utilized solar energy resources measuring and calculating that photovoltaic power generation quantity system uses is accurate by the inclination angle radiation data of this measurement device, judge that whether the energy output of photovoltaic power generation quantity system-computed is credible by the photovoltaic module string energy output of this measurement device.
The technical solution adopted in the utility model is:
For an experimental rig for photovoltaic power generation quantity measuring and calculating, comprise adjustable photovoltaic support, photovoltaic module string, component string inverter, temperature sensor, wind speed wind direction sensor, inclination angle pyranometer, horizontal pyranometer, signal picker, communication module, supervisory control comuter and GPS module.
Photovoltaic module string is arranged in adjustable photovoltaic support, and component string inverter is connected with photovoltaic module string; Adjustable photovoltaic support, for supporting fixed light photovoltaic assembly string, at concrete photo-voltaic power generation station, adjusts adjustable photovoltaic support according to design and installation inclination angle and direction.
Photovoltaic module string, converts solar energy into the electric energy in circuit loop, and photovoltaic module string, according to concrete photovoltaic generation project one sample loading mode, is formed by photovoltaic module connected in electrical series; When photovoltaic module string only comprises a photovoltaic module, be suitable for the utility model equally, component string inverter is that assembly inverter uses.
Photovoltaic module string DC power output is transferred to AC energy according to maximum power electricity mode and sends into electrical network by component string inverter.Photovoltaic module and assembly inverter combinationally use, and component string inverter is by the DC input voitage of photovoltaic module string, electric current, power, and ac output voltage, electric current, power and other parameters export.Component string inverter according to serial communication or radio communication or CAN communication mode communication module with carry out data transmit-receive, namely component string inverter is communicated by serial communication or radio communication or CAN with between communication module.
Temperature sensor, wind speed wind direction sensor, inclination angle pyranometer, horizontal pyranometer are all connected with signal picker, communication module is connected by order wire with between signal picker, component string inverter, and (11) communication module, GPS module are all connected with supervisory control comuter.
Temperature sensor configuration some (multiple) Temperature probe, one of them Temperature probe measures ambient temperature, other measure photovoltaic module string working temperature, in photovoltaic generating system, photovoltaic module string is multiple, the corresponding Temperature probe of each photovoltaic module string.
Wind speed wind direction sensor is used for measuring concrete photovoltaic generation project location wind speed and direction class meteorological data.
Inclination angle pyranometer is identical with photovoltaic module string mounted angle, measures the solar energy that photovoltaic module serial connection is received.
Horizontal pyranometer measures the solar energy resources at photovoltaic generation project place.
Signal picker is by temperature sensor, wind speed wind direction sensor, and inclination angle pyranometer and horizontal pyranometer signal transfer digital communication signal to, by mode uplink modules such as ethernet communication, serial communication, radio communication or CAN communication.
Communication module has ethernet communication, serial communication, CAN communication or radio communication function, connection signal collector and supervisory control comuter, realize communication protocol to transform, namely communication module is communicated by ethernet communication, serial communication or radio communication or CAN with between signal picker, supervisory control comuter.
Supervisory control comuter will collect signal and carry out survey calculation and storage, for the measuring and calculating of photovoltaic generation project energy output and assessment (what deserves to be explained is, supervisory control comuter carries out photovoltaic power generation quantity calculating according to the information gathered and belongs to prior art).
GPS module is used for locating the geographical location information such as photovoltaic generation project longitude dimension, comprises clock chip, for measurement data provides time reference, communicates to connect with supervisory control comuter.Also dipper system can be adopted.
Compared with prior art, the utility model beneficial effect comprises:
The utility model provides a kind of photovoltaic power generation quantity measuring and calculating testing apparatus, measure the solar radiation of photo-voltaic power generation station and ambient temperature, corresponding photovoltaic module or component string energy output and assembly temperature, auxiliary people use existing photovoltaic power generation quantity system, and the energy output realizing grid-connected photovoltaic power generation system is calculated on the spot;
The on-the-spot field test of the utility model, identical communication module and supervisory control comuter is used to carry out transfer of data and measurement, measurement standard is unified, people are helped to judge and rationally calculate photovoltaic power generation quantity, judge that whether the history meteorological data that photovoltaic power generation quantity system uses is suitable by the meteorological data of this measurement device, judge whether the utilized solar energy resources measuring and calculating that photovoltaic power generation quantity system uses is accurate by the inclination angle radiation data of this measurement device, judge that whether the energy output of photovoltaic power generation quantity system-computed is credible by the photovoltaic module string energy output of this measurement device, for the operation management examination of energy output test and appraisal provides data reference, the data of existing commercialization photovoltaic power generation quantity system (software calculating) are evaluated.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of photovoltaic power generation quantity measuring and calculating of the utility model testing apparatus.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1 (in Fig. 1, solid line represents electrical connection, and dotted line represents that order wire connects),
A kind of experimental rig for photovoltaic power generation quantity measuring and calculating, comprise adjustable photovoltaic support 1, photovoltaic module string 2, component string inverter 3, temperature sensor 4, wind speed wind direction sensor 5, inclination angle pyranometer 6, horizontal pyranometer 7, signal picker 8, communication module 9, supervisory control comuter (10) with GPS module 11.
Photovoltaic module string 2 is arranged in adjustable photovoltaic support 1, and component string inverter 3 is connected with photovoltaic module string 2; Adjustable photovoltaic support 1, for supporting fixed light photovoltaic assembly string 2, at concrete photo-voltaic power generation station, adjusts adjustable photovoltaic support according to design and installation inclination angle and direction.
Photovoltaic module string 2, converts solar energy into the electric energy in circuit loop, and photovoltaic module string, according to concrete photovoltaic generation project one sample loading mode, is formed by photovoltaic module connected in electrical series; When photovoltaic module string only comprises a photovoltaic module, be suitable for the utility model equally, component string inverter 3 uses for assembly inverter 3.
Photovoltaic module string 2 DC power output is transferred to AC energy according to maximum power electricity mode and sends into electrical network by component string inverter 3.Photovoltaic module and assembly inverter combinationally use, and component string inverter is by the DC input voitage of photovoltaic module string, electric current, power, and ac output voltage, electric current, power and other parameters export.Component string inverter 3 according to serial communication or radio communication or CAN communication mode communication module 9 with carry out data transmit-receive, namely communicated by serial communication or radio communication or CAN between component string inverter 3 with communication module 9.
Temperature sensor 4, wind speed wind direction sensor 5, inclination angle pyranometer 6, horizontal pyranometer 7 are all connected with signal picker 8, communication module 9 is connected by order wire with between signal picker 8, component string inverter 3, and communication module (9), (10) (11) GPS module be all connected with supervisory control comuter.Temperature sensor 4, wind speed wind direction sensor 5 in Fig. 1, inclination angle pyranometer 6, horizontal pyranometer 7 all connect a signal picker 8, and signal picker also can be integrated into a use.
Temperature sensor 4 configures some (multiple) Temperature probe, one of them Temperature probe measures ambient temperature, and other measure photovoltaic module string 2 working temperature.
Wind speed wind direction sensor 5 is used for measuring concrete photovoltaic generation project location wind speed and direction class meteorological data.
Inclination angle pyranometer 6 is identical with photovoltaic module string 2 mounted angle, measures the solar energy that (2) photovoltaic module string receives.
Horizontal pyranometer 7 measures the solar energy resources at photovoltaic generation project place.
Signal picker 8 is by temperature sensor 4, wind speed wind direction sensor 5, and inclination angle pyranometer 6 and horizontal pyranometer 7 signal transfer digital communication signal to, by mode uplink modules 9 such as ethernet communication, serial communication, radio communication or CAN communication.
Communication module 9 has ethernet communication, serial communication, CAN communication or radio communication function, connection signal collector 8 and supervisory control comuter 10, realize communication protocol to transform, namely (9) with between signal picker 8, supervisory control comuter 10 communication module is communicated by ethernet communication, serial communication or radio communication or CAN.
Supervisory control comuter 10 will collect signal and carry out survey calculation and storage, for the measuring and calculating of photovoltaic generation project energy output and assessment (what deserves to be explained is, supervisory control comuter 10 carries out photovoltaic power generation quantity calculating according to the information gathered and belongs to prior art).
GPS module 11 is used for locating the geographical location information such as photovoltaic generation project longitude dimension, comprises clock chip, for measurement data provides time reference, communicates to connect with supervisory control comuter 10.Also dipper system can be adopted.
The above is only preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. the experimental rig for photovoltaic power generation quantity measuring and calculating, it is characterized in that, comprise adjustable photovoltaic support (1), photovoltaic module string (2), component string inverter (3), temperature sensor (4), wind speed wind direction sensor (5), inclination angle pyranometer (6), horizontal pyranometer (7), signal picker (8), communication module (9), supervisory control comuter (10) and GPS module (11);
Described photovoltaic module string (2) is arranged in adjustable photovoltaic support (1), and described component string inverter (3) is connected with photovoltaic module string (2);
Described temperature sensor (4), wind speed wind direction sensor (5), inclination angle pyranometer (6), horizontal pyranometer (7) are all connected with signal picker (8), described communication module (9) is connected by order wire between (3) with signal picker (8), component string inverter, and described communication module (9), GPS module (11) are all connected with supervisory control comuter (10).
2. a kind of experimental rig for photovoltaic power generation quantity measuring and calculating according to claim 1, it is characterized in that, described temperature sensor (4) comprises several Temperature probes, one of them Temperature probe is used for measures ambient temperature, and other Temperature probes are for measuring photovoltaic module string (2) working temperature.
3. a kind of experimental rig for photovoltaic power generation quantity measuring and calculating according to claim 1, it is characterized in that, described inclination angle pyranometer (6) is identical with the mounted angle of photovoltaic module string (2).
4. a kind of experimental rig for photovoltaic power generation quantity measuring and calculating according to claim 1, it is characterized in that, described communication module (9) is communicated by ethernet communication, serial communication or radio communication or CAN between (10) with signal picker (8), supervisory control comuter.
5. a kind of experimental rig for photovoltaic power generation quantity measuring and calculating according to claim 1, it is characterized in that, described component string inverter (3) is communicated by serial communication or radio communication or CAN with between communication module (9).
6. a kind of experimental rig for photovoltaic power generation quantity measuring and calculating according to claim 1, it is characterized in that, described GPS module (11) comprises clock chip.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420715025.5U CN204168236U (en) | 2014-11-25 | 2014-11-25 | A kind of experimental rig for photovoltaic power generation quantity measuring and calculating |
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| CN201420715025.5U CN204168236U (en) | 2014-11-25 | 2014-11-25 | A kind of experimental rig for photovoltaic power generation quantity measuring and calculating |
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| CN204168236U true CN204168236U (en) | 2015-02-18 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104714541A (en) * | 2015-04-03 | 2015-06-17 | 南京工业大学 | Testing system of networked solar power generation tracking device |
| CN105591470A (en) * | 2015-11-08 | 2016-05-18 | 薛关炜 | Solar photovoltaic generation data monitoring system |
| CN106330095A (en) * | 2016-09-27 | 2017-01-11 | 华北电力大学 | Large-scale photovoltaic power station's collection system fault location method |
| CN107727145A (en) * | 2017-10-10 | 2018-02-23 | 国网江苏省电力公司电力科学研究院 | A kind of distributed power source state monitoring apparatus and method based on Internet of Things |
| CN109066796A (en) * | 2018-09-11 | 2018-12-21 | 北京铂阳顶荣光伏科技有限公司 | Photovoltaic generating system and its photovoltaic DC-to-AC converter time synchronization method |
| ES2848899A1 (en) * | 2020-02-12 | 2021-08-12 | Alvarez Eduardo Marcos | METHOD OF MEASUREMENT AND ANALYSIS OF THE PHOTOVOLTAIC SOLAR FIELD AND THE DEVICES USED (Machine-translation by Google Translate, not legally binding) |
-
2014
- 2014-11-25 CN CN201420715025.5U patent/CN204168236U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104714541A (en) * | 2015-04-03 | 2015-06-17 | 南京工业大学 | Testing system of networked solar power generation tracking device |
| CN105591470A (en) * | 2015-11-08 | 2016-05-18 | 薛关炜 | Solar photovoltaic generation data monitoring system |
| CN106330095A (en) * | 2016-09-27 | 2017-01-11 | 华北电力大学 | Large-scale photovoltaic power station's collection system fault location method |
| CN107727145A (en) * | 2017-10-10 | 2018-02-23 | 国网江苏省电力公司电力科学研究院 | A kind of distributed power source state monitoring apparatus and method based on Internet of Things |
| CN109066796A (en) * | 2018-09-11 | 2018-12-21 | 北京铂阳顶荣光伏科技有限公司 | Photovoltaic generating system and its photovoltaic DC-to-AC converter time synchronization method |
| ES2848899A1 (en) * | 2020-02-12 | 2021-08-12 | Alvarez Eduardo Marcos | METHOD OF MEASUREMENT AND ANALYSIS OF THE PHOTOVOLTAIC SOLAR FIELD AND THE DEVICES USED (Machine-translation by Google Translate, not legally binding) |
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