Patent · US Expired

Pumping system for controlling pumping speed during discharge pressure fluctuations

US7040868B2 · kind B2 · utility

8Cited by
5References
6Claims
0Family size

Inventors

Key dates

Filing dateAug 25, 2003
Grant dateMay 9, 2006
Priority date
Expiry dateSep 13, 2024

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04D15/0066
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The pressure downstream of a pump is measured and the speeds of the engine and pump are controlled in response to pressure changes downstream of the pump by a controlling element overriding a governor of the engine. The speed of the engine and the pump are connected to and controlled by an engine governor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.