JP6959795B2 - バックコンタクト型太陽電池の製造方法 - Google Patents
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- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
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- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
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- RHZWSUVWRRXEJF-UHFFFAOYSA-N indium tin Chemical compound [In].[Sn] RHZWSUVWRRXEJF-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
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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
- Y02E10/549—Organic PV cells
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Photovoltaic Devices (AREA)
Description
前記除去工程は、
真空圧下、前記溶媒に対する親和性液の気体を含む雰囲中にて、前記分散液を塗布された前記半導体基板への加熱処理、若しくは、
水蒸気の雰囲気中にて、前記分散液を塗布された前記半導体基板への加熱処理、
又は
前記溶媒に対する親和性化合物と前記溶媒に対する非親和性液との混合溶液に、前記分散液を塗布された前記半導体基板を浸す浸漬処理、
である。
分散液の溶媒を、その分散液から除去する除去工程と、
溶媒を除去されたことにより残った半導体材料を配置した半導体基板12への水素ガスを用いた水素ガス処理工程と、
が含まれる。
透明電極層の膜厚は、SEM(フィールドエミッション型走査型電子顕微鏡S4800、日立ハイテクノロジーズ社製)を用い、10万倍の倍率で観察して測定した。
ソーラーシミュレータにより、AM(エアマス)1.5の基準太陽光を、100mW/cm2の光量で照射して、開放端電圧(Voc)、短絡電流密度(Jsc)、曲線因子(FF)および変換効率(Eff)を測定した。
11 導電型半導体層
11p p型半導体層
E11p p型半導体層の櫛背部
T11p p型半導体層の櫛歯部
11n n型半導体層
E11n n型半導体層の櫛背部
T11n n型半導体層の櫛歯部
12 半導体基板
12S 半導体基板の主面
12SU 受光側の主面(受光面)
12SB 裏側の主面(裏面)
13 真性半導体層
14 低反射層
15 電極層
16 透明電極層
17 金属電極層
20 太陽電池モジュール
22 配線部材
23 受光面保護部材
24 裏面保護部材
25 封止材
Claims (7)
- 半導体基板と、前記半導体基板の両主面側の少なくとも一方に形成される真性半導体層と、前記真性半導体層の表面側に半導体材料で形成される導電型半導体層と、を含むバックコンタクト型太陽電池の製造方法にあって、
前記半導体材料を溶媒に分散させた分散液を、前記半導体基板上の前記真性半導体層に塗布する塗布工程と、
前記分散液の前記溶媒を前記分散液から除去する除去工程と、
前記溶媒を除去されたことにより残った前記半導体材料を配置した前記半導体基板への水素ガスを用いた水素ガス処理工程と、
を含み、さらに、
前記除去工程は、
真空圧下、前記溶媒に対する親和性液の気体を含む雰囲中にて、前記分散液を塗布された前記半導体基板への加熱処理、または、
水蒸気の雰囲気中にて、前記分散液を塗布された前記半導体基板への加熱処理、
である、バックコンタクト型太陽電池の製造方法。 - 半導体基板と、前記半導体基板の両主面側の少なくとも一方に形成される真性半導体層と、前記真性半導体層の表面側に半導体材料で形成される導電型半導体層と、を含むバックコンタクト型太陽電池の製造方法にあって、
前記半導体材料を溶媒に分散させた分散液を、前記半導体基板上の前記真性半導体層に塗布する塗布工程と、
前記分散液の前記溶媒を前記分散液から除去する除去工程と、
前記溶媒を除去されたことにより残った前記半導体材料を配置した前記半導体基板への水素ガスを用いた水素ガス処理工程と、
を含み、さらに、
前記除去工程は、前記溶媒に対する親和性化合物と前記溶媒に対する非親和性液との混合溶液に、前記分散液を塗布された前記半導体基板を浸す浸漬処理、である、
バックコンタクト型太陽電池の製造方法。 - 前記浸漬処理中、前記混合溶液中に第1電極を浸し、前記分散液を塗布された前記半導体基板に第2電極を装着させて、前記第1電極と前記第2電極との電極間に電圧を印加させる電気分解処理を行う請求項2に記載のバックコンタクト型太陽電池の製造方法。
- 前記水素ガス処理工程は、
常圧以下、水素ガス雰囲気中にて、前記溶媒を除去されたことにより残った前記半導体材料を配置した前記半導体基板への加熱処理、または、
前記溶媒を除去されたことにより残った前記半導体材料を配置した前記半導体基板への水素プラズマ処理、である、請求項1〜3のいずれか1項に記載のバックコンタクト型太陽電池の製造方法。 - p型の前記導電型半導体層の前記半導体材料には、MEH−PPV、P3HT、PEDOT−PSS、酸化銅、チオシアン酸銅、酸化ニッケル、および、酸化モリブデンから選択される少なくとも1種が含まれる請求項1〜4のいずれか1項に記載のバックコンタクト型太陽電池の製造方法。
- n型の前記導電型半導体層の前記半導体材料には、酸化チタン、酸化亜鉛、フッ化リチウム、および、PCBMから選択される少なくとも1種が含まれる請求項1〜4のいずれか1項に記載のバックコンタクト型太陽電池の製造方法。
- p型の前記導電型半導体層の前記半導体材料には、MEH−PPV、P3HT、PEDOT−PSS、酸化銅、チオシアン酸銅、酸化ニッケル、および酸化モリブデンから選択される少なくとも1種が含まれ、
n型の前記導電型半導体層の前記半導体材料には、酸化チタン、酸化亜鉛、フッ化リチウム、およびPCBMから選択される少なくとも1種が含まれる請求項1〜4のいずれか1項に記載のバックコンタクト型太陽電池の製造方法。
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