Patents by Inventor Syed Ahmed Said

Syed Ahmed Said 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: 8881539
    Abstract: A hybrid storage absorption refrigeration system and method. The system includes a thermal collector, a condenser, an evaporator, a cold storage tank, an absorber, a weak solution tank, a strong solution tank, a refrigerant storage tank, a refrigerant heat exchanger, and a solution heat exchanger. The method includes providing heat from a thermal collector to produce a refrigerant vapor from strong solution, condensing the refrigerant vapor, producing a refrigeration effect in an evaporator, chilling a cold storage medium in a cold storage tank, combining refrigerant vapor with weak solution in an absorber to produce strong solution, storing weak solution, storing strong solution, storing refrigerant, exchanging heat between hot and cold refrigerants in a refrigerant heat exchanger, and exchanging heat between weak solution and strong solution in a solution heat exchanger.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: November 11, 2014
    Assignee: King Fahd University of Petroleum and Minerals
    Inventors: Maged Ahmed El-Shaarawi, Syed Ahmed Said, Farooq Riaz Siddiqui