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  • lithium battery ingredients Purpose: The batching process is actually mixing the various components in the slurry according to the standard ratio, and preparing into a slurry to facilitate uniform coating to ensure the consistency of the pole pieces.……
    Feb 22
    2019
  • Open circuit voltage: use 500W tungsten halogen lamp, 0~250V AC transformer, the light intensity is set to 3.8~4.0 million LUX, the distance between the lamp and the test platform is about 15-20CM, and the direct test value is the open circuit voltag……
    Feb 22
    2019
  • Global increase of clean energy shows positive prospect in photovoltaics and wind power. These two power generation will gradually increase to 50% by 2050.……
    Feb 21
    2019
  • LED lighting and solar panel greatly improve the practicability of the light tower industry,leading the trend of higher light efficiency, lower power and maintenance cost and better environment protection.……
    Feb 18
    2019
  • Polycrystalline silicon can be used as a raw material for drawing single crystal silicon, and the difference between polycrystalline silicon and single crystal silicon is mainly manifested in physical properties. For example, in terms of anisotropy o……
    Jan 17
    2019
  • First, the principle of solar cell power generation: Solar cells are a pair of devices that respond to light and convert light energy into electricity. There are many kinds of materials that can produce photovoltaic effect, such as: monocrystalline s……
    Jan 17
    2019
  • Open the air compressor according to the equipment operation rules, adjust the air pressure to be greater than 0.4Mpa-0.6Mpa, and the air must be dry and clean. Turn on the main power switch (Main Discoonect) on the back of the analog station and the……
    Jan 16
    2019
  • Use a rag and alcohol to remove excesses and stains adhering to the component glass, TPT backing, and aluminum frame.……
    Jan 16
    2019
  • Turn on the drying tunnel power supply. Set the heating temperature. If the temperature is raised for the first time, it must be kept constant for 30 minutes after the temperature reaches the set value.……
    Jan 15
    2019
  • Check the framed equipment, the framer and the angler should be kept clean and free of debris, and the transmission part should be well lubricated.……
    Jan 15
    2019
  • Start up, check whether the parameters of the laminating machine meet the process requirements: heating temperature: 125 ° C ~ 140 ° C; pressurization time: 120 sec? ~ 180 sec (lamination timing); heating time: 200 sec? ~ 280 sec (vacuum timing); Ven……
    Jan 11
    2019
  • Check the work surface and do not allow debris (including solder, interconnecting strips, bus bars, hair, dirt, etc.). All work uniforms and work caps must be neatly dressed before work.……
    Jan 11
    2019
  • The battery pieces sent from the single-chip welding process are placed neatly. Plug in the power of the soldering iron and wait for about 1 minute to reach the soldering temperature and solder a layer on the surface of the soldering iron. All wor……
    Jan 10
    2019
  • Plug in the power supply and wait until the soldering iron reaches the set temperature (for 155×155mm battery, the temperature is set at 390±10°C, for 125×125mm battery, the temperature is set at 380±10°C), put the soldering iron on the sponge. Wipe ……
    Jan 10
    2019
  • Since the 1950s, a variety of gallium arsenide single crystal growth methods have been developed. Current mainstream industrial growth processes include liquid-sealed straight-drawing (LEC), horizontal Brijman method (HB), vertical Brijman method (VB……
    Jan 09
    2019
  • The study of compound semiconductor materials can be traced back to the beginning of the last century. The earliest reported inP materials studied by Thiel et al. in 1910. In 1952, German scientist Welker first studied III-V compounds as a new semico……
    Jan 09
    2019
  • The open circuit voltage UOC increases as the band width Eg increases, but on the other hand, the short circuit current density decreases as the band width Eg increases. As a result, it may be desirable to have a peak in solar cell efficiency at a ce……
    Jan 07
    2019
  • When the solar cell is irradiated, the ratio η of the output electric power to the incident light efficiency is called the efficiency of the solar cell, and is also called the photoelectric conversion efficiency. Generally refers to the maximum energ……
    Jan 07
    2019
  • The optical properties of solar cells often determine the ultimate efficiency of solar cells and are the basis for process design.……
    Jan 02
    2019
  • The basis of solar cell energy conversion is the photovoltaic effect of the semiconductor PN junction. When light is incident on the semiconductor photovoltaic device, photons having energy greater than the silicon forbidden band width pass through t……
    Dec 29
    2018
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