Patent · US Active

Altitude compensation system for naturally aspirated railroad locomotive

US7984677B2 · kind B2 · utility

1Cited by
4References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 2007
Grant dateJul 26, 2011
Priority date
Expiry dateNov 14, 2028

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02D2200/703
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A railroad locomotive includes a naturally aspirated reciprocating internal combustion engine driving a traction generator. A speed control system and load regulator provide an output signal which is operated upon and modified by a controller in response to the barometric pressure at which the locomotive is being operated.

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