Invention Grant
- Patent Title: Fuel staging system
- Patent Title (中): 燃油分级系统
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Application No.: US13332944Application Date: 2011-12-21
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Publication No.: US09404423B2Publication Date: 2016-08-02
- Inventor: Michael Griffiths , Jonathan David Pye
- Applicant: Michael Griffiths , Jonathan David Pye
- Applicant Address: GB Derby
- Assignee: ROLLS-ROYCE CONTROLS AND DATA SERVICES LIMITED
- Current Assignee: ROLLS-ROYCE CONTROLS AND DATA SERVICES LIMITED
- Current Assignee Address: GB Derby
- Agency: Oliff PLC
- Priority: GB1021728.9 20101222; GB1110733.1 20110624
- Main IPC: F02C7/22
- IPC: F02C7/22 ; F02C7/232 ; F02C9/34 ; F02C9/26 ; F02C7/228
Abstract:
A fuel staging system is described which comprises a staging valve 28 operable to divide a metered fuel supply between a pilot delivery line 18 and a mains delivery line 16, and a recirculation valve 54 connected to the mains delivery line 16 and operable to permit a recirculation fuel flow to be supplied to the mains delivery line 16 when the staging valve 28 occupies a position in which substantially no fuel is delivered to the mains delivery line 16 through the staging valve 28.
Public/Granted literature
- US20120159953A1 Fuel Staging System Public/Granted day:2012-06-28
Information query
IPC分类:
