Patents by Inventor Jia Qing Alastair Milton SIM

Jia Qing Alastair Milton SIM 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).

  • Apparatus and methods for controlling reciprocating internal combustion engines
    Patent number: 10718211
    Abstract: A method of controlling a reciprocating internal combustion engine comprising: a cylinder defining a cavity having a first end and a second end; and a piston moveable within the cavity of the cylinder between the first end and the second end, the method comprising: controlling injection of a quantity of liquid air, without fuel, into the first end of the cavity at a first time when the piston is closer to the first end than the second end to cause the piston to perform a first power stroke; and controlling injection of fuel into the first end of the cavity at a second time when the piston is closer to the first end than the second end to cause the piston to perform a second power stroke.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: July 21, 2020
    Assignee: ROLLS-ROYCE plc
    Inventors: Chloe J. Palmer, Jia Qing Alastair Milton Sim, Ahmed My Razak
  • Apparatus and methods for controlling reciprocating internal combustion engines
    Patent number: 10683754
    Abstract: A method of controlling a reciprocating internal combustion engine comprising: a cylinder defining a cavity having a first end and a second end; and a piston moveable within the cavity of the cylinder between the first end and the second end, the method comprising: receiving at least a first signal; determining a quantity of liquid air to be injected using at least the received first signal; controlling injection of the determined quantity of liquid air into the first end of the cavity at a first time when the piston is closer to the first end than the second end.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: June 16, 2020
    Assignee: ROLLS-ROYCE plc
    Inventors: Chloe J. Palmer, Jia Qing Alastair Milton Sim, Ahmed My Razak
  • APPARATUS AND METHODS FOR CONTROLLING RECIPROCATING INTERNAL COMBUSTION ENGINES
    Publication number: 20190120053
    Abstract: A method of controlling a reciprocating internal combustion engine comprising: a cylinder defining a cavity having a first end and a second end; and a piston moveable within the cavity of the cylinder between the first end and the second end, the method comprising: receiving at least a first signal; determining a quantity of liquid air to be injected using at least the received first signal; controlling injection of the determined quantity of liquid air into the first end of the cavity at a first time when the piston is closer to the first end than the second end.
    Type: Application
    Filed: September 24, 2018
    Publication date: April 25, 2019
    Applicant: ROLLS-ROYCE plc
    Inventors: Chloe J. PALMER, Jia Qing Alastair Milton SIM, Ahmed MY RAZAK