Abstract:
A welding strip for solar battery includes a first strip segment (1) including an arc section (2), wherein the number of the arc section (2) is n, the difference between an arc length of the arc section (2) and a chord length of the arc section (2) is △L, 0.4mm ≤ n⋅△L ≤ 1.0mm, and n is an integer.
Abstract:
A backplane for a solar battery and a solar battery comprising the same are provided. The backplane comprises a metal substrate (2), and an organic insulating layer (1) formed onto at least one surface of the metal substrate (2). The organic insulating layer (1) is made from a resin selected from a group consisting of phenolic resin, epoxy resin, amino resin, and combination thereof.
Abstract:
A solar cell unit, a solar cell array (30), a solar cell module (100) and a manufacturing method thereof are disclosed. The solar cell unit includes a cell (31) which consists of a cell substrate (311) and a secondary grid line (312) disposed on a front surface of the cell substrate (311); a conductive wire (32) intersected and welded with the secondary grid line (312), and the secondary grid line (312) having a width in a welding position with the conductive wire (32) greater than a width thereof in a non-welding position.
Abstract:
A welding strip for solar battery and a solar battery assembly are provided. A welding strip for solar battery includes a first strip segment (1) defining a first surface (13) and a second surface (14) opposed to each other in a width direction of the first strip segment (1), wherein the first strip segment (1) includes an arc section (11) and a connection section (12) connected to the arc section (11) in a length direction of the first strip segment (1), and at least one notch (15) is formed in at least one of the first and second surf aces (13, 14).
Abstract:
A solar cell unit, a solar cell array (30), a solar cell module (100) and a manufacturing method thereof are disclosed. The solar cell unit includes a cell (31) which consists of a cell substrate (311) and a secondary grid line (312) disposed on a front surface of the cell substrate (311); a conductive wire (32) intersected and welded with the secondary grid line (312), and the secondary grid line (312) having a width in a welding position with the conductive wire (32) greater than a width thereof in a non-welding position.
Abstract:
A photovoltaic cell module includes: a transparent upper cover plate (11), a first polyolefin encapsulation layer (12), a cell group layer (13), a second polyolefin encapsulation layer (14), and a backplane (15) that are sequentially disposed in a laminated manner, where outer edges of the transparent upper cover plate (11) and the backplane exceed outer edges of the first polyolefin encapsulation layer (12), the cell group layer (13), and the second polyolefin encapsulation layer (14), an end part sealing block is further disposed between the transparent upper cover plate (11) and the backplane, and the end part sealing block is located at peripheries of the first polyolefin encapsulation layer (12), the cell group layer (13), and the second polyolefin encapsulation layer (14).
Abstract:
A double-glass photovoltaic module includes: a body (1), where the body (1) includes a first glass layer (11), a first encapsulation layer (12), a cell group layer (13), a second encapsulation layer (14), and a second glass layer (15) that are sequentially disposed in a laminated manner, the cell group layer (13) extracts a current by using a bus bar (131), and the bus bar (131) is led out between the first glass layer (11) and the second glass layer (15) and from an edge of the body (1); a frame (6), encapsulated at a periphery of the body (1) by a sealant and having a notch (60); and a connection box (4), disposed at the notch (60),and sealed and connected to the body (1) the frame (6), and the bus bar (131) is electrically connected to the connection box (4).