JP2014063817A5 - - Google Patents
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- JP2014063817A5 JP2014063817A5 JP2012206946A JP2012206946A JP2014063817A5 JP 2014063817 A5 JP2014063817 A5 JP 2014063817A5 JP 2012206946 A JP2012206946 A JP 2012206946A JP 2012206946 A JP2012206946 A JP 2012206946A JP 2014063817 A5 JP2014063817 A5 JP 2014063817A5
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- solar cell
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- 238000010248 power generation Methods 0.000 claims 43
- 230000002194 synthesizing Effects 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 claims 1
Claims (8)
前記太陽電池セル毎に前記太陽電池セルへの影のかかり方を算出する第１算出部と、
前記第１算出部の算出結果に基づいて前記太陽電池セル毎の電流電圧特性を算出する第２算出部と、
前記太陽光発電システムでの前記複数の太陽電池セルの接続態様に基づいて、前記太陽電池セル毎の電流電圧特性を合成して、前記太陽光発電システムの出力電流電圧特性を算出する第３算出部と、
前記第３算出部の算出結果に基づいて前記太陽光発電システムの発電量を推定する推定部とを備えることを特徴とする発電量推定装置。 A power generation amount estimation device for estimating a power generation amount of a solar power generation system including a plurality of solar cells,
A first calculation unit for calculating how to apply a shadow to the solar cell for each solar cell;
A second calculation unit that calculates a current-voltage characteristic for each of the solar cells based on a calculation result of the first calculation unit;
Based on the connection mode of the plurality of solar cells in the solar power generation system, a third calculation for calculating the output current voltage characteristics of the solar power generation system by synthesizing the current-voltage characteristics for each of the solar cells. And
A power generation amount estimation apparatus comprising: an estimation unit configured to estimate a power generation amount of the solar power generation system based on a calculation result of the third calculation unit.
前記第３算出部が、前記太陽光発電システムでの前記複数の太陽電池セル及び前記複数のバイパスダイオードの接続態様に基づいて、前記太陽電池セル毎の電流電圧特性及び前記バイパスダイオードの電流電圧特性を合成して、前記太陽光発電システムの出力電流電圧特性を算出する請求項１に記載の発電量推定装置。 The solar power generation system further includes a plurality of bypass diodes, and the bypass diode bypasses the solar battery cells or the solar battery cell string in which the solar battery cells are connected in series.
Based on the connection mode of the plurality of solar cells and the plurality of bypass diodes in the solar power generation system, the third calculation unit is configured to have a current-voltage characteristic for each solar cell and a current-voltage characteristic of the bypass diode The power generation amount estimation apparatus according to claim 1, wherein the output current voltage characteristic of the photovoltaic power generation system is calculated.
前記太陽電池セルストリング毎に前記太陽電池セルストリング内の最も多く影がかかっていると判断した前記太陽電池セルへの影のかかり方を算出する第１算出部と、
前記第１算出部の算出結果に基づいて前記太陽電池セルストリング毎の電流電圧特性を算出する第２算出部と、
前記太陽光発電システムでの前記複数の太陽電池セルストリングの接続態様に基づいて、前記太陽電池セルストリング毎の電流電圧特性を合成して、前記太陽光発電システムの出力電流電圧特性を算出する第３算出部と、
前記第３算出部の算出結果に基づいて前記太陽光発電システムの発電量を推定する推定部とを備えることを特徴とする発電量推定装置。 A power generation amount estimation device for estimating a power generation amount of a solar power generation system including a plurality of solar cell strings in which solar cells are connected in series,
A first calculation unit that calculates how to apply shadows to the solar cells determined to have the most shadows in the solar cell strings for each solar cell string;
A second calculator that calculates a current-voltage characteristic for each of the solar cell strings based on the calculation result of the first calculator;
Based on the connection mode of the plurality of solar cell strings in the solar power generation system, a current voltage characteristic for each of the solar cell strings is synthesized to calculate an output current voltage characteristic of the solar power generation system. 3 calculation units;
A power generation amount estimation apparatus comprising: an estimation unit configured to estimate a power generation amount of the solar power generation system based on a calculation result of the third calculation unit.
前記第３算出部が、前記太陽光発電システムでの前記複数の太陽電池セルストリング及び前記複数のバイパスダイオードの接続態様に基づいて、前記太陽電池セルストリング毎の電流電圧特性及び前記バイパスダイオードの電流電圧特性を合成して、前記太陽光発電システムの出力電流電圧特性を算出する請求項３に記載の発電量推定装置。 The photovoltaic power generation system further includes a plurality of bypass diodes, and the bypass diode bypasses the solar cell string,
Based on the connection mode of the plurality of solar cell strings and the plurality of bypass diodes in the solar power generation system, the third calculation unit determines the current-voltage characteristics for each of the solar cell strings and the current of the bypass diodes. The power generation amount estimation apparatus according to claim 3, wherein the output current voltage characteristics of the photovoltaic power generation system are calculated by combining voltage characteristics.
前記太陽電池セル毎に前記太陽電池セルへの影のかかり方を算出する第１算出ステップと、
前記第１算出ステップの算出結果に基づいて前記太陽電池セル毎の電流電圧特性を算出する第２算出ステップと、
前記太陽光発電システムでの前記複数の太陽電池セルの接続態様に基づいて、前記太陽電池セル毎の電流電圧特性を合成して、前記太陽光発電システムの出力電流電圧特性を算出する第３算出ステップと、
前記第３算出ステップの算出結果に基づいて前記太陽光発電システムの発電量を推定する推定ステップとを備えることを特徴とする発電量推定方法。 A power generation amount estimation method for estimating a power generation amount of a solar power generation system including a plurality of solar cells,
A first calculation step of calculating a shadow applied to the solar battery cell for each solar battery cell;
A second calculation step for calculating a current-voltage characteristic for each solar cell based on the calculation result of the first calculation step;
Based on the connection mode of the plurality of solar cells in the solar power generation system, a third calculation for calculating the output current voltage characteristics of the solar power generation system by synthesizing the current-voltage characteristics for each solar cell Steps,
An estimation step of estimating the power generation amount of the photovoltaic power generation system based on the calculation result of the third calculation step.
前記太陽電池セルストリング毎に前記太陽電池セルストリング内の最も多く影がかかっていると判断した前記太陽電池セルへの影のかかり方を算出する第１算出ステップと、
前記第１算出ステップの算出結果に基づいて前記太陽電池セルストリング毎の電流電圧特性を算出する第２算出ステップと、
前記太陽光発電システムでの前記複数の太陽電池セルストリングの接続態様に基づいて、前記太陽電池セルストリング毎の電流電圧特性を合成して、前記太陽光発電システムの出力電流電圧特性を算出する第３算出ステップと、
前記第３算出ステップの算出結果に基づいて前記太陽光発電システムの発電量を推定する推定ステップとを備えることを特徴とする発電量推定方法。 A power generation amount estimation method for estimating a power generation amount of a solar power generation system including a plurality of solar cell strings in which solar cells are connected in series,
A first calculation step of calculating how to cast shadows on the solar cells determined to have the most shadows in the solar cell strings for each solar cell string;
A second calculation step of calculating a current-voltage characteristic for each solar cell string based on the calculation result of the first calculation step;
Based on the connection mode of the plurality of solar cell strings in the solar power generation system, a current voltage characteristic for each of the solar cell strings is synthesized to calculate an output current voltage characteristic of the solar power generation system. 3 calculation steps;
An estimation step of estimating the power generation amount of the photovoltaic power generation system based on the calculation result of the third calculation step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012206946A JP2014063817A (en) | 2012-09-20 | 2012-09-20 | Power generation amount estimate device of photovoltaic power generation system, power generation amount estimate method and power generation amount estimate program |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012206946A JP2014063817A (en) | 2012-09-20 | 2012-09-20 | Power generation amount estimate device of photovoltaic power generation system, power generation amount estimate method and power generation amount estimate program |
Publications (2)
| Publication Number | Publication Date |
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| JP2014063817A JP2014063817A (en) | 2014-04-10 |
| JP2014063817A5 true JP2014063817A5 (en) | 2015-07-30 |
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| JP2012206946A Pending JP2014063817A (en) | 2012-09-20 | 2012-09-20 | Power generation amount estimate device of photovoltaic power generation system, power generation amount estimate method and power generation amount estimate program |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108875241A (en) * | 2018-06-29 | 2018-11-23 | 江苏工民建新能源有限公司 | A kind of architecture-integral photovoltaic system generated energy calculation method and system |
| CN110705727B (en) * | 2019-09-30 | 2022-03-01 | 山东建筑大学 | Photovoltaic power station shadow shielding diagnosis method and system based on random forest algorithm |
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| JP2001265833A (en) * | 2000-03-23 | 2001-09-28 | Misawa Homes Co Ltd | System and method for simulating shade, and storage medium stored with program making computer implement method for simulating shade |
| JP3984127B2 (en) * | 2002-08-30 | 2007-10-03 | シャープ株式会社 | Design support apparatus for solar power generation apparatus and solar power generation apparatus design method |
| JP2004178098A (en) * | 2002-11-25 | 2004-06-24 | Kinden Corp | Shading influence prediction program and device, output characteristic prediction program and device for solar cell, computer readable medium with the program recorded |
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