Abstract: Mutual alignment between a condenser lens and its power generating element can be performed easily and accurately. This method for producing a concentrator photovoltaic unit includes: a first step of emitting linear laser beams respectively toward incident positions 42 on an incident surface 13f1; and a second step of performing positional adjustment between a Fresnel lens 13f and a power generating element part 21, based on positional relationship between the power generating element part 21 and beam images respectively formed by the linear laser beams at a time when the beam images and the power generating element part 21 are seen along an optical axis S from the incident surface 13f1 side of the Fresnel lens 13f.

Abstract: This power generation module includes: a power generating portion (30) including a power generating element (19); and a wiring substrate. The wiring substrate includes: a reinforcement plate; and a flexible printed circuit (79) provided above the reinforcement plate. The flexible printed circuit (79) has: an FPC land portion (70) configured to have the power generating portion (30) mounted thereto; and a FPC wire portion (73) connected to the FPC land portion (70). The width of the FPC wire portion (73) is smaller than the width of the FPC land portion (70).

Abstract: This power generation circuit unit includes a wiring substrate and a plurality of power generating elements mounted to the wiring substrate. The wiring substrate includes: a first substrate (32E) and a second substrate (32F) to each of which the power generating element is mounted; and a coupling portion (33L) configured to couple the first substrate (32E) and the second substrate (32F) together. The first substrate (32E) can be disposed at at least two positions of: a first position separated from the second substrate (32F) by a first distance; and a second position separated from the second substrate (32F) by a second distance being greater than the first distance. The coupling portion (33L) has an FPC (flexible printed circuits). In a state where the first substrate is disposed at the second position, at least a part of the coupling portion (33L) is twisted.

Abstract: This wiring module includes: a wiring substrate; a base portion at which the wiring substrate is placed; and an adhesive layer configured to adhere the wiring substrate to the base portion, wherein the wiring substrate includes: a land portion configured to have a power generating element mounted thereto; and a wire portion configured to be electrically connected to the power generating element, the adhesive layer has: a land adhesion region configured to adhere the land portion to the base portion; and a wire adhesion region configured to adhere the wire portion to the base portion, and a width of the wire adhesion region is smaller than a width of the land adhesion region.

Abstract: A wiring substrate is configured to have a power generating portion mounted thereto. The wiring substrate includes a land portion and a wire portion. The width of the wire portion is smaller than the width of the land portion.

Abstract: This photovoltaic module includes: a power generating element; and a housing which is closed, the housing having: a concentrating portion provided with a lens configured to concentrate sunlight; a bottom portion in which the power generating element is disposed; and a side wall serving as an outer frame for the bottom portion and supporting the concentrating portion, wherein the lens includes: a glass substrate; and a silicone resin or an acrylic resin provided on the glass substrate, and the side wall is formed by use of PET (polyethylene terephthalate) or PBT (polybutylene terephthalate).

Abstract: This photovoltaic module includes: a power generating element configured to receive light to generate power; and a housing which is closed, the housing having: a concentrating portion provided with a lens configured to concentrate sunlight; a bottom portion in which the power generating element is disposed; and a side wall serving as an outer frame for the bottom portion and supporting the concentrating portion. The side wall is formed from a resin and has at least one vent hole.

Abstract: A flexible printed wiring board includes a first strip-shaped member and a second strip-shaped member each including a conductive part and an insulating part covering the conductive part; and a first connecting member including a conductive part and an insulating part covering the conductive part, the first connecting member connecting a first end of the first strip-shaped member and a first end of the second strip-shaped member to each other. The conductive parts of the first strip-shaped member, the second strip-shaped member, and the first connecting member are continuous with each other. The first strip-shaped member and the second strip-shaped member are capable of being linearly arranged when the first connecting member is bent and the first end of the first strip-shaped member and the first end of the second strip-shaped member face each other.

Abstract: A concentrator photovoltaic module including: a flexible printed circuit provided in contact with a bottom surface of a housing; and a primary concentrating portion formed by a plurality of lens elements being arranged, each lens element concentrating sunlight, wherein the flexible printed circuit includes: an insulating base material and a conductive pattern; a plurality of power generating elements provided on the pattern, so as to correspond to the lens elements, respectively; a cover lay as a covering layer having insulating property and a low water absorption not higher than a predetermined value, the cover lay covering and sealing a conductive portion including the pattern on the insulating base material; and an adhesive layer having insulating property and a low water absorption not higher than the predetermined value, the adhesive layer bonding the insulating base material and the covering layer together.

Abstract: This photovoltaic system includes: a support portion; a photovoltaic panel supported by the support portion so as to be able to take an orientation at any angle in each of azimuth and elevation; a drive device configured to change the orientation of the photovoltaic panel; and a control device configured to cause, during power generation, the drive device to drive the photovoltaic panel such that sun light hits the photovoltaic panel, the control device configured to, when executing a cleaning mode, control the drive device such that the photovoltaic panel takes an orientation that facilitates removal of attached substance to a light receiving surface of the photovoltaic panel by use of at least one of natural phenomena including rain, wind, dew condensation, and gravity.

Abstract: A method of fabricating a solar cell with a connecting sheet includes a fixing step of bonding at least a portion of a peripheral region of a back electrode type solar cell (8) to a connecting sheet (10). A method of fabricating a solar cell module includes the step of sealing the solar cell with a connecting sheet obtained by the method on a transparent substrate (17) by a sealing material (18). A solar cell with a connecting sheet has a first adhesive arranged between a back electrode type solar cell (8) and a connecting sheet (10), and a second adhesive arranged at at least a portion of a peripheral region of the back electrode type solar cell (8) to bond a back electrode type solar cell (8) with a connecting sheet (10). A solar cell module has the solar cell with a connecting sheet sealed on a transparent substrate (17) by a sealing material (18).

Abstract: A photovoltaic module includes: a flexible printed circuit; and a plurality of power generating elements mounted on the flexible printed circuit, wherein the flexible printed circuit includes a turning portion, and strip-shaped portions of the flexible printed circuit which are located on opposite sides of the turning portion are aligned so as to oppose each other.

Abstract: A flexible printed wiring board includes a first strip-shaped member and a second strip-shaped member each including a conductive part and an insulating part covering the conductive part; and a first connecting member including a conductive part and an insulating part covering the conductive part, the first connecting member connecting a first end of the first strip-shaped member and a first end of the second strip-shaped member to each other. The conductive parts of the first strip-shaped member, the second strip-shaped member, and the first connecting member are continuous with each other. The first strip-shaped member and the second strip-shaped member are capable of being linearly arranged when the first connecting member is bent and the first end of the first strip-shaped member and the first end of the second strip-shaped member face each other.

Abstract: Mutual alignment between a condenser lens and its power generating element can be performed easily and accurately. This method for producing a concentrator photovoltaic unit includes: a first step of emitting linear laser beams respectively toward incident positions 42 on an incident surface 13f1; and a second step of performing positional adjustment between a Fresnel lens 13f and a power generating element part 21, based on positional relationship between the power generating element part 21 and beam images respectively formed by the linear laser beams at a time when the beam images and the power generating element part 21 are seen along an optical axis S from the incident surface 13f1 side of the Fresnel lens 13f.

Abstract: A concentrator photovoltaic module including: a flexible printed circuit provided in contact with a bottom surface of a housing; and a primary concentrating portion formed by a plurality of lens elements being arranged, each lens element concentrating sunlight, wherein the flexible printed circuit includes: an insulating base material and a conductive pattern; a plurality of power generating elements provided on the pattern, so as to correspond to the lens elements, respectively; a cover lay as a covering layer having insulating property and a low water absorption not higher than a predetermined value, the cover lay covering and sealing a conductive portion including the pattern on the insulating base material; and an adhesive layer having insulating property and a low water absorption not higher than the predetermined value, the adhesive layer bonding the insulating base material and the covering layer together.