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1. 发明申请

US20230017543A1 SOLAR CELL, MULTI-JUNCTION SOLAR CELL, SOLAR CELL MODULE, AND PHOTOVOLTAIC POWER GENERATION SYSTEM 有权
公开(公告)号：US20230017543A1
公开(公告)日：2023-01-19
申请号：US17938988
申请日：2022-09-07
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
发明人： Kazushige Yamamoto , Naoyuki Nakagawa , Yukitami Mizuno , Soichiro Shibasaki , Yuya Honishi , Mutsuki Yamazaki , Yoshiko Hiraoka
IPC分类号： H01L31/072 , H01L31/0336
摘要： A solar cell of an embodiment includes a p-electrode, an n-electrode, a p-type light-absorbing layer located between the p-electrode and the n-electrode and mainly containing a cuprous oxide, and an n-type layer includes a first n-type layer which is located between the p-type light-absorbing layer and the n-electrode and mainly contains a compound represented by Gax1M1x2M2x3M3x4Ox5, the M1 being Al and/or B, the M2 being one or more selected from the group consisting of In, Ti, Zn, Hf, and Zr, the M3 being one or more selected from the group consisting of Sn, Si, and Ge, the x1 and the x5 being more than 0, the x2, the x3, and the x4 being 0 or more, and the x5 when a sum of the x1, the x2, the x3, and the x4 is 2 being 3.0 or more and 3.8 or less, and a second n-type layer which is located between the first n-type layer and the n-electrode and mainly contains a compound represented by Gay1M1y2M2y3M3y4Oy5, the y1 and the y5 being more than 0, the y2, the y3, and the y4 being 0 or more, and the y5 when a sum of the y1, the y2, the y3, and the y4 is 2 being 3.0 or more and 3.8 or less, or a first n-type region which is located between the p-type light-absorbing layer and the n-electrode and mainly contains a compound represented by Gax1M1x2M2x3M3x4Ox5, the M1 being Al and/or B, the M2 being one or more selected from the group consisting of In, Ti, Zn, Hf, and Zr, the M3 being one or more selected from the group consisting of Sn, Si, and Ge, the x1 and the x5 being more than 0, the x2, the x3, and the x4 being 0 or more, and the x5 when a sum of the x1, the x2, the x3, and the x4 is 2 being 3.0 or more and 3.8 or less, and a second n-type region which is located between the first n-type region and the n-electrode and mainly contains a compound represented by Gay1M1y2M2y3M3y4Oy5, the y1 and the y5 being more than 0, the y2, the y3, and the y4 being 0 or more, and the y5 when a sum of the y1, the y2, the y3, and the y4 is 2 being 3.0 or more and 3.8 or less, wherein (x2+x3) is larger than (y2+y3).

2. 发明授权

US11322627B2 Solar cell, multi-junction solar cell, solar cell module, and solar power generation system 有权
公开(公告)号：US11322627B2
公开(公告)日：2022-05-03
申请号：US16288505
申请日：2019-02-28
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
发明人： Soichiro Shibasaki , Mutsuki Yamazaki , Naoyuki Nakagawa , Sara Yoshio , Kazushige Yamamoto
IPC分类号： H01L31/044 , H01L31/0224 , H01L31/046 , H02S20/32 , H02S40/32 , H02S40/38 , H01L31/0216 , H01L31/032 , H01L31/0725 , H01L31/18
摘要： According to one embodiment, a solar cell includes a first electrode, a second electrode, and a photoelectric conversion layer disposed between the first electrode and the second electrode. When a transmittance of the solar cell is measured in a wavelength range of 700 to 1000 nm, an average of the transmittance of the solar cell is 60% or more.

3. 发明申请

US20210391491A1 PROCESS FOR MANUFACTURING MULTILAYERED THIN FILM, METHOD OF MANUFACTURING SOLAR CELL, AND METHOD FOR MANUFACTURING SOLAR CELL MODULE 有权
公开(公告)号：US20210391491A1
公开(公告)日：2021-12-16
申请号：US17460375
申请日：2021-08-30
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
发明人： Yuya Honishi , Soichiro Shibasaki , Naoyuki Nakagawa , Mutsuki Yamazaki , Yoshiko Hiraoka , Kazushige Yamamoto
IPC分类号： H01L31/18 , H01L31/0224 , H01L31/032 , H01L31/043 , H01L31/0445 , H01L31/074
摘要： A process for manufacturing a multilayered thin film, includes: forming a photovoltaic conversion layer, comprising Cu2O as a main component, on a first transparent electrode; and placing, under a first atmosphere at an oxygen level of from 5.0×10−8 [g/L] to 5.0×10−5 [g/L] for 1 h to 1600 h, a member having the photovoltaic conversion layer formed on the first transparent electrode.

4. 发明授权

US11031512B2 Solar cell, multijunction solar cell, solar cell module, and solar power generation system 有权
公开(公告)号：US11031512B2
公开(公告)日：2021-06-08
申请号：US15691995
申请日：2017-08-31
申请人： KABUSHIKI KAISHA TOSHIBA
发明人： Soichiro Shibasaki , Miyuki Shiokawa , Naoyuki Nakagawa , Kazushige Yamamoto , Yuya Honishi , Takeshi Niimoto
IPC分类号： H01L31/0224 , H01L31/032 , H01L31/18 , H01L31/0749 , H01L31/0725
摘要： A solar cell of an embodiment includes: a substrate having a light transmitting property; a first electrode including a plurality of metal portions and having a light transmitting property; a light absorbing layer disposed on the first electrode and absorbing light; and a second electrode disposed on the light absorbing layer and having a light transmitting property.

5. 发明申请

US20200091357A1 SOLAR CELL, MULTI-JUNCTION SOLAR CELL, SOLAR CELL MODULE, AND SOLAR POWER GENERATION SYSTEM 审中-公开
公开(公告)号：US20200091357A1
公开(公告)日：2020-03-19
申请号：US16288505
申请日：2019-02-28
申请人： KABUSHIKI KAISHA TOSHIBA
发明人： Soichiro Shibasaki , Mutsuki Yamazaki , Naoyuki Nakagawa , Sara Yoshio , Kazushige Yamamoto
IPC分类号： H01L31/0224 , H01L31/0216 , H01L31/032 , H01L31/046 , H01L31/0725 , H01L31/18 , H02S20/32 , H02S40/32 , H02S40/38
摘要： According to one embodiment, a solar cell includes a first electrode, a second electrode, and a photoelectric conversion layer disposed between the first electrode and the second electrode. When a transmittance of the solar cell is measured in a wavelength range of 700 to 1000 nm, an average of the transmittance of the solar cell is 60% or more.

6. 发明申请

US20190198697A1 SOLAR CELL, MULTIJUNCTION SOLAR CELL, SOLAR CELL MODULE AND SOLAR POWER GENERATION SYSTEM 审中-公开
公开(公告)号：US20190198697A1
公开(公告)日：2019-06-27
申请号：US16289711
申请日：2019-03-01
申请人： KABUSHIKI KAISHA TOSHIBA
发明人： Yuya Honishi , Soichiro Shibasaki , Mutsuki Yamazaki , Sara Yoshio , Naoyuki Nakagawa , Kazushige Yamamoto
IPC分类号： H01L31/0725 , H01L31/0336 , H01L31/0224 , H01L31/0236
CPC分类号： H01L31/0725 , H01L31/022425 , H01L31/02363 , H01L31/0322 , H01L31/0336 , H01L31/0749
摘要： A solar cell of an embodiment includes a first electrode, a light absorption layer, an n-type layer, and a second electrode. The light absorption layer exists between the first electrode and the n-type layer. The n-type layer exists between the light absorption layer and the second electrode. The light absorption layer contains Cu2O. The n-type layer contains a sulfide.

7. 发明申请

US20180269341A1 SOLAR CELL, MULTIJUNCTION SOLAR CELL, SOLAR CELL MODULE, AND SOLAR POWER GENERATION SYSTEM 审中-公开
公开(公告)号：US20180269341A1
公开(公告)日：2018-09-20
申请号：US15691995
申请日：2017-08-31
申请人： KABUSHIKI KAISHA TOSHIBA
发明人： Soichiro Shibasaki , Miyuki Shiokawa , Naoyuki Nakagawa , Kazushige Yamamoto , Yuya Honishi , Takeshi Niimoto
IPC分类号： H01L31/0224 , H01L31/0725 , H01L31/18 , H01L31/0749
CPC分类号： H01L31/022425 , H01L31/022466 , H01L31/0322 , H01L31/0725 , H01L31/0749 , H01L31/1884 , Y02E10/50 , Y02P70/521
摘要： A solar cell of an embodiment includes: a substrate having a light transmitting property; a first electrode including a plurality of metal portions and having a light transmitting property; a light absorbing layer disposed on the first electrode and absorbing light; and a second electrode disposed on the light absorbing layer and having a light transmitting property.

8. 发明申请

US20180083151A1 SOLAR CELL MODULE AND PHOTOVOLTAIC POWER GENERATION SYSTEM 审中-公开
公开(公告)号：US20180083151A1
公开(公告)日：2018-03-22
申请号：US15698392
申请日：2017-09-07
申请人： Kabushiki Kaisha Toshiba
发明人： Soichiro SHIBASAKI , Miyuki Shiokawa , Naoyuki Nakagawa , Sara Yoshio , Mutsuki Yamazaki , Hiroki Hiraga , Kazushige Yamamoto , Yuya Honishi , Takeshi Niimoto
IPC分类号： H01L31/05 , H01L31/02 , H02S40/34
CPC分类号： H01L31/0504 , F24S70/30 , H01L31/02021 , H01L31/042 , H01L31/043 , H01L31/0463 , H01L31/0465 , H02S40/34 , H02S40/36 , Y02B10/12 , Y02B10/14 , Y02E10/50
摘要： A solar cell module of an embodiment includes: a first solar panel having a plurality of first submodules each including a plurality of first solar cells; and a second solar panel layered with the first solar panel, the second solar panel having a plurality of second solar cells. The first solar panel exists on the side where light is incident. The first solar panel and the second solar panel are electrically connected in parallel. The first solar cells included in the first submodules are electrically connected in series. The first submodules are electrically connected in parallel.

9. 发明申请

US20230125003A1 SOLAR CELL, MULTI-JUNCTION SOLAR CELL, SOLAR CELL MODULE, AND PHOTOVOLTAIC POWER GENERATION SYSTEM 有权
公开(公告)号：US20230125003A1
公开(公告)日：2023-04-20
申请号：US17898512
申请日：2022-08-30
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
发明人： Naoyuki Nakagawa , Yukitami Mizuno , Soichiro Shibasaki , Yuya Honishi , Mutsuki Yamazaki , Yoshiko Hiraoka , Kazushige Yamamoto
IPC分类号： H01L31/032 , H01L31/0224 , H01L31/0725
摘要： A solar cell of an embodiment includes a p-electrode; an n-electrode; a p-type light-absorbing layer located between the p-electrode and the n-electrode and mainly containing a cuprous oxide; and an n-type layer located between the first n-type layer and the n-electrode, the n-type layer including a first n-type layer and a second n-type layer or a first n-type region and a second n-type region; wherein the first n-type layer and the first n-type region is located on the p-type light-absorbing layer side, the second n-type layer and the second n-type region is located on the n-electrode side, the first n-type layer and the first n-type region mainly contain a compound represented by Gax1M1x2Ox3, the M1 is one or more selected from the group consisting of Hf, Zr, In, Zn, Ti, Al, B, Sn, Si, and Ge, the x1, the x2, and the x3 are more than 0, and the x3 when a sum of the x1 and the x2 is 2 is 3.0 or more and 3.8 or less, the second n-type layer and the second n-type region mainly contain a compound represented by Gay1Zny2M2y3M3y4Oy5, the M2 is one or more selected from the group consisting of Hf, Zr, In, Ti, Al, B, Si, and Ge, the M3 is Sn or/and Mg, the y1, the y2, the y3, and the y4 are 0 or more, a sum of the y3 and the y4 is more than 0, and the y5 when a sum of the y1, the y2, the y3, and the y4 is 2 is 2.2 or more and 3.6 or less.

10. 发明申请

US20230086765A1 SOLAR CELL, MULTI-JUNCTION SOLAR CELL, SOLAR CELL MODULE, AND PHOTOVOLTAIC POWER GENERATION SYSTEM 有权
公开(公告)号：US20230086765A1
公开(公告)日：2023-03-23
申请号：US17898513
申请日：2022-08-30
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
发明人： Kazushige Yamamoto , Naoyuki Nakagawa , Yukitami Mizuno , Soichiro Shibasaki , Yuya Honishi , Mutsuki Yamazaki , Yasutaka Nishida
IPC分类号： H01L31/072
摘要： A solar cell of an embodiment includes a p-electrode, an n-electrode, a p-type light-absorbing layer located between the p-electrode and the n-electrode and mainly containing a cuprous oxide, and an n-type layer that includes a first n-type layer which is located between the p-type light-absorbing layer and the n-electrode, which mainly contains a compound represented by Gav1Znv2Snv3M1v4Ov5, the M1 being one or more selected from the group consisting of Hf, Zr, In, Ti, Al, B, Mg, Si, and Ge, the v1, the v2, and the v4 being numerical values of 0.00 or more, the v3 and the v5 being numerical values of more than 0, at least one of the v1 and the v2 being a numerical value of more than 0, and the v5 when a sum of the v1, the v2, the v3, and the v4 is 1 being 1.00 or more and 2.00 or less, and which is located on the n-electrode side, and a second n-type layer which is a layer that mainly contains a compound represented by Gaw1M2w2M3w3M4w4Ow5, the M2 being Al or/and B, the M3 is one or more selected from the group consisting of In, Ti, Zn, Hf, and Zr, the M4 being one or more selected from the group consisting of Sn, Si, and Ge, the w1 and the w5 being numerical values of more than 0, the w2, the w3, and the w4 being numerical values of 0.00 or more, and the w5 when a sum of the w1, the w2, the w3, and the w4 is 2 being 3.00 or more and 3.80 or less, and which is located on the p-type light-absorbing layer side.

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