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Title:
BURNER SYSTEM HAVING STEPWISE FUEL INJECTION MEANS, AND CONTROL METHOD THEREFOR
Document Type and Number:
Japanese Patent JP2007271258
Kind Code:
A
Abstract:

To provide a burner system capable of operating the burner system in the vicinity of a flame distinguish limit as near as possible, and capable of preventing surely a flame from being extinguished, and a control method therefor.

The burner system is constituted at least of a burner 2' provided with a flow-in area through which a mixture of fuel and air flows in, and a mixing chamber provided in an outlet side of the flow-in area, a combustion chamber provided in the an outlet side of the mixing chamber, the first fuel injection device provided in the outlet side of the mixing chamber, the second fuel injection devices 7, 7' provided in the outlet side of the mixing chamber to inject fuel directly into the combustion chamber, at least one sensor for detecting a technical parameter as to combustion, and a controller 12 connected to the sensor and the second fuel injection devices 7, 7', and for controlling the second fuel injection devices 7, 7', based on the parameter detected by the sensor.

COPYRIGHT: (C)2008,JPO&INPIT


Inventors:
GARAY MAURICIO ERNESTO
BERNERO STEFANO
SCHUERMANS BRUNO
MARTIN ZAJADATZ
Application Number:
JP2007088408A
Publication Date:
October 18, 2007
Filing Date:
March 29, 2007
Export Citation:
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Assignee:
ALSTOM TECHNOLOGY LTD
International Classes:
F23C99/00; F23D14/02; F23D17/00; F23N5/00
Domestic Patent References:
JPS49129925A1974-12-12
JPS59196964A1984-11-08
JP2005195214A2005-07-21
JPH1114013A1999-01-22
JPS56132419U1981-10-07
JPS6021829U1985-02-15
Foreign References:
DE102004015187A12005-10-20
Attorney, Agent or Firm:
Mitsufumi Esaki
Okumura Yoshimichi
Blacksmith