Title:
The burner apparatus for multifuel firing, a gas nozzle, a swirler, and a boiler
Document Type and Number:
Japanese Patent JP5972925
Kind Code:
B2
Abstract:
An objective of the present invention is to provide a mixed-combustion burner device capable of forming stable flames. The mixed-combustion burner device (30) comprises: an atomizer (36) arranged and installed in a center axis of a register (32); a swirler (51) arranged and installed near the atomizer (36); and a plurality of gas nozzles (65) separated from each other and arranged and installed in a virtual arrangement/installation circle (101) around the atomizer (36). A gas opening (66) for pilot flames to inject gas fuel towards a recirculation area formed by the swirler (51) is formed on each nozzle (65), and gas openings (67, 68, 69) for main flames to inject gas fuel to form the main flames by pilot flames are formed on each gas nozzle (65).
Inventors:
Shinichi Higami
Hirokazu Ito
Hirokazu Ito
Application Number:
JP2014055442A
Publication Date:
August 17, 2016
Filing Date:
March 18, 2014
Export Citation:
Assignee:
Borukano Co., Ltd.
International Classes:
F23D17/00; F23C1/08; F23Q9/00
Domestic Patent References:
| JP2002235909A | ||||
| JP2011112346A | ||||
| JP2006029763A | ||||
| JP2050011A |
Foreign References:
| GB735409A |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda