# US 10,763,384 B2 · Concentrating solar cell module

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- Number: US 10,763,384 B2
- Document ID: US10763384B2
- Status: Granted
- Kind: B2
- Application number: 16/016,947
- Filed: 2018-06-25
- Published: 2018-10-25
- Granted: 2020-09-01
- Earliest claimed: 2013-02-13
- Assignees: Shin-Etsu Chemical Co., Ltd.
- Applicants: Shin-Etsu Chemical Co., Ltd.
- Inventors: Wataru Goto; Toshio Shiobara
- Web page: https://patentgrep.com/patent/US10763384B2

## CPC

- H10F 77/63: Arrangements for cooling directly associated or integrated with photovoltaic cells, e.g. heat sinks directly associated with the photovoltaic cells or integrated Peltier elements for active cooling
- F24S 23/30: with lenses
- H02S 40/42: Cooling means
- H10F 19/80: Encapsulations or containers for integrated devices, or assemblies of multiple devices, having photovoltaic cells
- H10F 77/484: {Refractive light-concentrating means, e.g. lenses}
- H10F 77/935: {for photovoltaic devices or modules}
- Y02E 10/40: Solar thermal energy, e.g. solar towers
- Y02E 10/52: PV systems with concentrators
- H10F: INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- F24S: SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS (for producing mechanical power from solar energy F03G6/00)
- H02S: GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES (obtaining electrical energy from radioactive sources G21H1/12; light sensitive inorganic semiconductor devices H10F; light sensitive organic semiconductor devices H10K30/00; thermoelectric devices H10N10/00; pyroelectric devices H10N15/00)
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

## Abstract

A concentrating solar cell module including; a base portion having a plurality of mounting regions for mounting solar cells and a plurality of lead electrodes for electrically connecting the solar cells with external electrodes; a support composed of a thermosetting resin, the support surrounding each of the mounting regions of the base portion; the solar cells mounted on the mounting regions; and a condensing lens molded above the mounting regions so as to encapsulate the solar cells, wherein a surface of the mounting regions of the base portion is plated, the condensing lens is molded with a transparent thermosetting silicone resin, and the support is joined to a surface of the base portion, the surface to which the support is joined is on the same side of the base portion as the surface on which the solar cells are mounted.

## Claims

### Claim 1

A concentrating solar cell module comprising:
a base portion having a plurality of mounting regions for mounting solar cells and a plurality of lead electrodes for electrically connecting the solar cells with external electrodes;
a support composed of a thermosetting resin, the support surrounding each of the mounting regions of the base portion;
the solar cells mounted on the mounting regions; and
a condensing lens molded above each of the mounting regions so as to encapsulate the solar cells,
wherein a surface of each of the mounting regions of the base portion is plated, the condensing lenses are molded with a transparent thermosetting silicone resin, and the support is joined to a surface of the base portion, the surface to which the support is joined is on the same side of the base portion as the surface on which the solar cells are mounted, and
wherein the concentrating solar cell module has a half dicing structure in which only a portion of the base portion is cut or the base portion and only a portion of the support are cut from a backside of the concentrating solar cell module.

### Claim 2 (depends on 1)

The concentrating solar cell module according to claim 1, wherein the support is molded with a thermosetting resin that contains a silicone resin and has a reflectance of 90% or more with respect to a light with a wavelength ranging from 350 nm to 900 nm.

### Claim 3 (depends on 1)

The concentrating solar cell module according to claim 1, wherein an inner wall surface of the support is coated with metal by vapor deposition or plating.

### Claim 4 (depends on 2)

The concentrating solar cell module according to claim 2, wherein an inner wall surface of the support is coated with metal by vapor deposition or plating.

### Claim 5 (depends on 1)

The concentrating solar cell module according to claim 1, wherein the support has an upper portion extending toward a center of the mounting region.

### Claim 6 (depends on 4)

The concentrating solar cell module according to claim 4, wherein the support has an upper portion extending toward a center of the mounting region.

### Claim 7 (depends on 1)

The concentrating solar cell module according to claim 1, wherein the mounted solar cells are connected to the respective plated mounting regions through a metal or a conductive thermosetting silicone resin.

### Claim 8 (depends on 6)

The concentrating solar cell module according to claim 6, wherein the mounted solar cells are connected to the respective plated mounting regions through a metal or a conductive thermosetting silicone resin.

### Claim 9 (depends on 1)

The concentrating solar cell module according to claim 1, wherein the support is formed from at least one material selected from a thermosetting silicone resin, an organic modified silicone resin, and a mixed resin of an epoxy resin and a silicone resin.

### Claim 10 (depends on 1)

The concentrating solar cell module according to claim 1, wherein the support contains at least one selected from the group consisting of a filler, a dispersing agent, a pigment, a fluorescent substance, a reflective substance, a light-shielding substance, and a fibrous inorganic material.
