Abstract: The present invention provides a method and an apparatus for fracturing polycrystalline silicon, and the method includes steps of placing the polycrystalline silicon in a water tank containing water; applying an instant high voltage to the water tank so that high-voltage discharge occurs in the water of the water tank to fracture the polycrystalline silicon. The method and apparatus have advantages of simple process, uniform fragments and no metal contamination.
Type:
Grant
Filed:
September 16, 2013
Date of Patent:
June 25, 2019
Assignee:
XINTE ENERGY CO., LTD
Inventors:
Bo Yin, Guangjian Hu, Xiqing Chen, Bin Huang, Guilin Liu