Jan 11, 2022 Laminate and mid-test process of photovoltaic modules

What is the glue-dropping process of photovoltaic modules?

In the encapsulation process of photovoltaic modules, solar panels below 2W are usually encapsulated by the glue-dropping process. The encapsulant is made of epoxy resin crystal glue, which is composed of high-purity epoxy resin, curing agent and other components. The…

Jan 06, 2022 Laminate and mid-test process of photovoltaic modules

What are the quality control in the lamination production process?

(1) Count the types of defects in the welding production process.Common problems in the lamination production process include bubbles, debris, broken corners and nicks on the cell, cracks in the cell, foreign matter (non-hair and garbage) on the cell in…

Dec 29, 2021 Laminate and mid-test process of photovoltaic modules

Repair method of defective photovoltaic module laminated products

The following gives the contents of a company's photovoltaic module lamination repair work instructions for understanding the repair methods of defective laminate products. 1. Personnel requirements1). The production staff must be familiar with the entire operation process of this process…

Dec 24, 2021 Laminate and mid-test process of photovoltaic modules

How is the photovoltaic module lamination process implemented?

1. Inspection before lamination(1) The positive and negative lead wires of the photovoltaic module are attached to the TPT with tape to make them flat and not bent; the length should not be too short.(2) The TPT back sheet film…

Dec 13, 2021 Laminate and mid-test process of photovoltaic modules

What is the laminated laying process technology?

The lamination laying process is the process of connecting the solar cell strings with the back side in series and passing the inspection, laying them with the panel glass, the cut EVA, and the back plate according to a certain…

Dec 08, 2021 Laminate and mid-test process of photovoltaic modules

Chinese EVA film preparation technology and related research

The general preparation process flow of EVA film is shown in Figure 1. Figure 1 Flowchart of steps involved in the film preparation 1.The main problems of EVA for solar cells in ChinaThe main problems are heat resistance, ultraviolet aging,…

Nov 19, 2021 Laminate and mid-test process of photovoltaic modules

Anti-reflection film for photovoltaic panel glass

Photovoltaic anti-reflection glass refers to coated glass Coated glass is to coat one or more layers of metal, alloy or metal compound film on the surface of the glass to change the optical properties of the glass to meet certain…

Nov 15, 2021 Laminate and mid-test process of photovoltaic modules

Production process and classification of photovoltaic panel glass

At present, the mainstream product of photovoltaic glass is low-iron tempered patterned glass (also known as tempered suede glass) with a thickness of 3.2mm or 4mm. In the wavelength range of the solar cell's spectral response (380~1100nm), the light transmittance…

Nov 08, 2021 Laminate and mid-test process of photovoltaic modules

What is the organic silica gel for solar cells?

The full name of organic silica gel is silicone rubber sealant, or silica gel for short. Organic silica gel can be divided into neutral single-component and two-component types, as shown in Figure 1 and Figure 2. One-component organic silica gel…

Nov 03, 2021 Laminate and mid-test process of photovoltaic modules

What is the TPT backplane of solar cells?

TPT is the abbreviation for the composite material of "Tedlar film→Polyster→Tedlar film". Tedlar is a registered trademark of DuPont. It is a polyvinyl fluoride film used on the back of the module as a backside protective packaging material. The TPT…