Patent ID: 11920536
Assignee: nan
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 9:
10. The fuel pump system of claim 9, wherein the electronic control circuit includes a Digital to Analog Converter in communication with the processing device under normal operating conditions, and an operational motor speed controller electrically connected to the Digital to Analog Converter and to the electric motor, the operational motor speed controller controlling the operational motor speed of the electric motor, wherein the processing device is configured to communicate a digital signal to the Digital to Analog Converter to maintain the predetermined constant output pressure based on the signal from the pressure sensor under normal operating conditions, the Digital to Analog Converter is configured to generate an analog voltage from the digital signal, and the operational motor speed controller is configured to control the operational motor speed of the electric motor based on the analog voltage generated by the Digital to Analog Converter from the digital signal.