CN201230281Y - Solar panel simulator - Google Patents
Solar panel simulator Download PDFInfo
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- CN201230281Y CN201230281Y CNU2008200382947U CN200820038294U CN201230281Y CN 201230281 Y CN201230281 Y CN 201230281Y CN U2008200382947 U CNU2008200382947 U CN U2008200382947U CN 200820038294 U CN200820038294 U CN 200820038294U CN 201230281 Y CN201230281 Y CN 201230281Y
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Abstract
The utility model relates to a solar panel simulator which comprises a DC-DC converting circuit, a filter circuit, a sample circuit and a microprocessor control circuit. The DC-DC converting circuit comprises three FETs Q1, Q2 and Q3 driven by synchronized drive signals, and the like; the drain electrodes of the three FETs are connected, and the source electrodes of the FETs are connected with the negative terminal of a diode D1; the positive terminal of the diode D1 is connected with the negative terminal of a diode D2; the positive terminal of the diode D2 is connected with the negative terminal of a diode D3; the positive terminal of the diode D3 is connected with the filter circuit; one terminal of a capacitor C2 is connected with one terminal of the FET Q1 and one terminal of the FET Q2; the other terminal of the capacitor C2 is connected with the negative terminal of the diode D2; one terminal of a capacitor C3 is connected with one terminal of the diode D3; the other terminal of the diode D3 is connected with the filter circuit; the output terminal of the filter circuit is connected with the sample circuit; and the output of the sample circuit is connected with the microprocessor controlling circuit. The utility model can realize high power and has high practicability.
Description
Technical field
The utility model relates to a kind of solar panel, specifically, relates to a kind of solar panel simulator.
Background technology
Tap a new source of energy and renewable and clean energy resource is one of material five technical fields of tool in the 21st century development of world economy, fully developing solar energy is the energy decision-making of countries in the world government sustainable development.
Solar energy utilization at present has 3 kinds of principal modes, i.e. solar thermal utilization, photochemistry conversion and solar cell power generation utilization.Because the variation of electric energy is used, thereby the application of a solar cell important technology just having become everybody to pay close attention to the most.The research of solar cell then becomes in the photovoltaic technology the most active, the important branch that achievement is also maximum.Solar energy mainly can be divided into silicon solar cell and compound semiconductor solar cell.Silicon solar cell divides monocrystalline silicon and polysilicon solar cell.Because same a series of solar panels Q factors of each producer etc. are all not quite identical, and domestic solar panel simulator all is low power (about 100W～500W) at present, system has limitation (system can not change parameter, collocation and the weather condition of solar cell at any time) again, thereby lacks practicality.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of and can realize high-power, practical solar panel simulator.
The technical scheme that realizes above-mentioned purpose is, a kind of solar panel simulator, comprise the DC-to-DC translation circuit, filter circuit, sample circuit and microprocessor control circuit, described DC-to-DC translation circuit is electrically connected with filter circuit, microprocessor control circuit is electrically connected with the DC-to-DC translation circuit, and microprocessor control circuit is controlled the DC-to-DC translation circuit, and its improvement is: described DC-to-DC translation circuit comprises capacitor C 2, C3 and diode D1, D2, D3 and three field effect transistor Q1 that drive by synchronized signal, Q2, Q3; The drain electrode of described field effect transistor Q1, Q2, Q3 is connected, and source electrode all is connected with the negative terminal of diode D1, the anode of diode D1 is connected with the negative terminal of diode D2, the anode of diode D2 is connected with the negative terminal of diode D3, the anode of diode D3 connects filter circuit, one end of capacitor C 2 connects the end of field effect transistor Q1 and is connected with the end of field effect transistor Q2, the other end of capacitor C 2 connects the negative terminal of diode D2, one end of capacitor C 3 connects the end of diode D3, and the other end of capacitor C 3 connects filter circuit; The output of filter circuit connects sample circuit, the output connecting microprocessor control circuit of sample circuit.
Also can have protective circuit; protective circuit comprises fuse S1, piezo-resistance R1 and capacitor C 1; the termination power input anode of fuse S1; the end of another termination piezo-resistance R1 connects the anode of capacitor C 1 again, is connected to the input of DC-to-DC translation circuit behind the negative terminal of another termination capacitor C 1 of piezo-resistance R1 and is connected to power supply input negative terminal.S1 is a fuse, is used for realizing the input current defencive function, and resistance R 1 is a piezo-resistance, is used for realizing input voltage overvoltage hardware protection, and capacitor C 1 plays filter action.
The utility model is innovated on the basis of existing simulator, by power tube Q1 in parallel, Q2 and Q3, add high-power output, and pass through by capacitor C 2, C3, diode D1, the circuit that D2 and D3 and inductance L 2 constitute guarantees high power operation, normally operation below 3KW, more do parameter matching by microprocessor control circuit, and can revise cell panel parameter and number of permutations by real-time online, make the high power solar simulator, be middle low power solar energy power consumption equipment, very real test environment is provided, be exploitation and production, good platform is provided, has improved its practicality.
Description of drawings
Fig. 1 is the theory diagram of embodiment of the present utility model;
Fig. 2 is the circuit diagram of embodiment of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, concrete structure of the present utility model is further described.
Referring to Fig. 1,2, a kind of solar panel simulator, comprise DC-to-DC translation circuit 2, filter circuit 3, sample circuit 4 and microprocessor control circuit 5, described DC-to-DC translation circuit 2 is electrically connected with filter circuit 3, microprocessor control circuit 5 is electrically connected with DC-to- DC translation circuit 2, and 5 pairs of DC-to-DC translation circuits 2 of microprocessor control circuit are controlled, and described DC-to-DC translation circuit 2 comprises capacitor C 2, C3 and diode D1, D2, D3 and three field effect transistor Q1, the Q2, the Q3 that are driven by synchronized signal; The drain electrode of described field effect transistor Q1, Q2, Q3 is connected, and source electrode all is connected with the negative terminal of diode D1, the anode of diode D1 is connected with the negative terminal of diode D2, the anode of diode D2 is connected with the negative terminal of diode D3, the anode of diode D3 connects filter circuit 3, one end of capacitor C 2 connects the end of field effect transistor Q1 and is connected with the end of field effect transistor Q2, the other end of capacitor C 2 connects the negative terminal of diode D2, one end of capacitor C 3 connects the end of diode D3, and the other end of capacitor C 3 connects filter circuit 3; The output of filter circuit 3 connects sample circuit 4, the output connecting microprocessor control circuit 5 of sample circuit 4.
Described filter circuit 3 comprises inductance L 1, L2 and capacitor C 4 and diode D4; The negative terminal of diode D1 in one end of described inductance L 1 and the DC-to-DC translation circuit 2 is connected, the other end of inductance L 1 connects the anode of capacitor C 4, the negative terminal of capacitor C 4 with connect sample circuit 4 again after the anode of diode D4 is connected, one end of one termination inductance L 1 of inductance L 2, the anode that the negative terminal of another terminating diode D4 of inductance L 2, the anode of diode D4 connect the diode D3 in the DC-to-DC translation circuit 2 connects.The absorption circuit that is made of capacitor C 2, C3, diode D1, D2 and D3 and inductance L 2 is used for realizing soft switch under high-power situation, reaches the absorption current spike, and inductance L 1 and diode D4 realize the electric current afterflow.
Described sample circuit 4 can use various ways, and present embodiment uses is pressure sampling circuit, and pressure sampling circuit is made up of at least two resistance, and present embodiment is the resistance R 2 and the R3 of series connection.
Also has protective circuit 6; protective circuit 6 comprises fuse S1, piezo-resistance R1 and capacitor C 1; the termination power input anode of fuse S1; the end of another termination piezo-resistance R1 connects the anode of capacitor C 1 again, is connected to the input of DC-to-DC translation circuit 2 behind the negative terminal of another termination capacitor C 1 of piezo-resistance R1 and is connected to power supply input negative terminal.The power supply of being imported is a DC power supply.
Described microprocessor control circuit 5 employed chips are digital signal processor.Digital signal processor has multiple model, the TMS320LF2407A of the digital signal processor that present embodiment uses for buying on the market.
As shown in Figure 2, the utility model connects DC power supply input 1 when in use earlier, performance diagram by the corresponding solar panel of external connected electronic computer 7 inputs, the serial communication of scan round digital signal processor (TMS320LF2407A) then, by the sampling of digital signal processor (TMS320LF2407A) realization to load, and judge that current solar panel is in and be operated in which service area, feed back to the external connected electronic Computer Processing again, and obtain the output situation of the solar panel under the corresponding analog case, realize the output situation of real-time control simulator, and on external electronic computer, show the current state and the state of last situation.
After digital signal processor (TMS320LF2407A) receives the data of NextState, judge current state by sampling, obtain the NextState that PI regulates, export 3 tunnel identical drive signals then and drive 3 field effect transistor Q1 arranged side by side, Q2 and Q3, wave circuit 3 after filtration, cooperate with the circuit that constitutes by capacitor C 2, C3, diode D1, D2 and D3 and inductance L 2, realize the controllability of direct voltage, reach the simulate effect of the real-time solar panel of anticipation.
Claims (8)
1, a kind of solar panel simulator, comprise DC-to-DC translation circuit (2), filter circuit (3), sample circuit (4) and microprocessor control circuit (5), described DC-to-DC translation circuit (2) is electrically connected with filter circuit (3), microprocessor control circuit (5) is electrically connected with DC-to-DC translation circuit (2), and microprocessor control circuit (5) is controlled DC-to-DC translation circuit (2), it is characterized in that: described DC-to-DC translation circuit (2) comprises capacitor C 2, C3 and diode D1, D2, D3 and three field effect transistor Q1 that drive by synchronized signal, Q2, Q3; The drain electrode of described field effect transistor Q1, Q2, Q3 is connected, and source electrode all is connected with the negative terminal of diode D1, the anode of diode D1 is connected with the negative terminal of diode D2, the anode of diode D2 is connected with the negative terminal of diode D3, the anode of diode D3 connects filter circuit (3), one end of capacitor C 2 connects the end of field effect transistor Q1 and is connected with the end of field effect transistor Q2, the other end of capacitor C 2 connects the negative terminal of diode D2, one end of capacitor C 3 connects the end of diode D3, and the other end of capacitor C 3 connects filter circuit (3); The output of filter circuit (3) connects sample circuit (4), the output connecting microprocessor control circuit (5) of sample circuit (4).
2, solar panel simulator according to claim 1 is characterized in that: described filter circuit (3) comprises inductance L 1, L2 and capacitor C 4 and diode D4; The negative terminal of diode D1 in one end of described inductance L 1 and the DC-to-DC translation circuit (2) is connected, the other end of inductance L 1 connects the anode of capacitor C 4, the negative terminal of capacitor C 4 with connect sample circuit (4) again after the anode of diode D4 is connected, one end of one termination inductance L 1 of inductance L 2, the negative terminal of another terminating diode D4 of inductance L 2, the anode of diode D4 connects the anode of the diode D3 in the DC-to-DC translation circuit (2).
3, solar panel simulator according to claim 2 is characterized in that: described sample circuit (4) comprises the resistance R 2 and the R3 of series connection.
4, according to claim 1 or 2 or 3 described solar panel simulators; it is characterized in that: also have protective circuit (6); protective circuit (6) comprises fuse S1, piezo-resistance R1 and capacitor C 1; the termination power input anode of fuse S1; the end of another termination piezo-resistance R1 connects the anode of capacitor C 1 again, is connected to the input of DC-to-DC translation circuit (2) behind the negative terminal of another termination capacitor C 1 of piezo-resistance R1 and is connected to power supply input negative terminal.
5, according to claim 1 or 2 or 3 described solar panel simulators, it is characterized in that: the employed chip of described microprocessor control circuit (5) is a digital signal processor.
6, solar panel simulator according to claim 5 is characterized in that: described digital signal processor is TMS320LF2407A.
7, solar panel simulator according to claim 4 is characterized in that: the employed chip of described microprocessor control circuit (5) is a digital signal processor.
8, solar panel simulator according to claim 7 is characterized in that: described digital signal processor is TMS320LF2407A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200382947U CN201230281Y (en) | 2008-07-14 | 2008-07-14 | Solar panel simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200382947U CN201230281Y (en) | 2008-07-14 | 2008-07-14 | Solar panel simulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201230281Y true CN201230281Y (en) | 2009-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200382947U Expired - Fee Related CN201230281Y (en) | 2008-07-14 | 2008-07-14 | Solar panel simulator |
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| CN (1) | CN201230281Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102411075A (en) * | 2011-11-29 | 2012-04-11 | 宁波高新区新诚电子有限公司 | Solar photovoltaic cell simulation system and simulation method for same |
| CN102928249A (en) * | 2012-11-26 | 2013-02-13 | 中国人民解放军国防科学技术大学 | System and method for simulating output of solar cell array based on programmable power supply |
| CN104410363A (en) * | 2014-12-03 | 2015-03-11 | 黄河科技学院 | Solar battery simulator |
| CN104953948A (en) * | 2015-06-29 | 2015-09-30 | 中国电力科学研究院 | Error correction method for dynamic MPPT (maximum power point tracking) efficiency test on photovoltaic inverter |
| CN105897159A (en) * | 2016-04-08 | 2016-08-24 | 哈尔滨工业大学深圳研究生院 | High-efficiency solar simulator |
| TWI564689B (en) * | 2015-11-18 | 2017-01-01 | 致茂電子股份有限公司 | Power supply for simulating solar cell and method thereof |
-
2008
- 2008-07-14 CN CNU2008200382947U patent/CN201230281Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102411075A (en) * | 2011-11-29 | 2012-04-11 | 宁波高新区新诚电子有限公司 | Solar photovoltaic cell simulation system and simulation method for same |
| CN102411075B (en) * | 2011-11-29 | 2013-09-18 | 宁波高新区新诚电子有限公司 | Solar photovoltaic cell simulation system and simulation method for same |
| CN102928249A (en) * | 2012-11-26 | 2013-02-13 | 中国人民解放军国防科学技术大学 | System and method for simulating output of solar cell array based on programmable power supply |
| CN102928249B (en) * | 2012-11-26 | 2015-01-21 | 中国人民解放军国防科学技术大学 | System and method for simulating output of solar cell array based on programmable power supply |
| CN104410363A (en) * | 2014-12-03 | 2015-03-11 | 黄河科技学院 | Solar battery simulator |
| CN104953948A (en) * | 2015-06-29 | 2015-09-30 | 中国电力科学研究院 | Error correction method for dynamic MPPT (maximum power point tracking) efficiency test on photovoltaic inverter |
| TWI564689B (en) * | 2015-11-18 | 2017-01-01 | 致茂電子股份有限公司 | Power supply for simulating solar cell and method thereof |
| CN105897159A (en) * | 2016-04-08 | 2016-08-24 | 哈尔滨工业大学深圳研究生院 | High-efficiency solar simulator |
| CN105897159B (en) * | 2016-04-08 | 2018-01-23 | 哈尔滨工业大学深圳研究生院 | A kind of solar simulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090429 Termination date: 20110714 |