Patents by Inventor Kui-Yuan Cheng

Kui-Yuan Cheng has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7704293
    Abstract: The invention is related to a turbulence device used for air filtration system. The turbulence device comprises a porous plate and a spoiler. The porous plate has a plural number of holes located on one side of the spoiler. The spoiler has a square hole. The turbulence device in the invention is used for an air filtration system and its testing to increase even mixing of the air and a plural number of fine particles in the air and increase the efficiency for the air filtration system. In the testing of the air filtration system, even mixing of the air and the fine particles can improve the accuracy of the air filtration system and avoid the use of unqualified air filtration system to harm the environment.
    Type: Grant
    Filed: October 23, 2007
    Date of Patent: April 27, 2010
    Assignee: Institute of Nuclear Energy Research
    Inventors: Wen-Hwa Wang, Yu-Chen Chang, Kui-Yuan Cheng
  • Publication number: 20090101018
    Abstract: The invention is related to a turbulence device used for air filtration system. The turbulence device comprises a porous plate and a spoiler. The porous plate has a plural number of holes located on one side of the spoiler. The spoiler has a square hole. The turbulence device in the invention is used for an air filtration system and its testing to increase even mixing of the air and a plural number of fine particles in the air and increase the efficiency for the air filtration system. In the testing of the air filtration system, even mixing of the air and the fine particles can improve the accuracy of the air filtration system and avoid the use of unqualified air filtration system to harm the environment.
    Type: Application
    Filed: October 23, 2007
    Publication date: April 23, 2009
    Inventors: WEN-HWA WANG, Yu-Chen CHANG, Kui-Yuan CHENG