Title:
BURNER DEVICE FOR MIXED COMBUSTION, AND BOILER
Document Type and Number:
Japanese Patent JP2016194408
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a burner device for mixed combustion which is composed of a small number of components, has a simple structure, and can be made compact.SOLUTION: An atomizer 36 is arranged on a center axis of a register, and a swirler 51 is arranged at a periphery of the atomizer 36. A plurality of gas nozzles 65 are arranged at intervals from one another on a virtual circle at an outer-diameter position of the swirler 51. A gas nozzle 65 as one of them has a gas opening 66 for a pilot flame and gas openings 67, 68 and 69 for a main flame formed respectively, the gas opening 66 being configured to form the pilot flame as gas fuel is injected toward a recirculation region formed by the swirler 51, and the gas openings 67, 68 and 69 for a main flame being configured to form the main flame with the pilot flame as the gas fuel is injected.SELECTED DRAWING: Figure 4
Inventors:
HIGAMI SHINICHI
ITO HIROKAZU
ITO HIROKAZU
Application Number:
JP2016136740A
Publication Date:
November 17, 2016
Filing Date:
July 11, 2016
Export Citation:
Assignee:
VOLCANO CO LTD
International Classes:
F23D17/00; F23C1/08; F23Q9/00
Domestic Patent References:
| JP2002235909A | 2002-08-23 | |||
| JP2011112346A | 2011-06-09 | |||
| JPH0250011A | 1990-02-20 | |||
| JP2012117781A | 2012-06-21 | |||
| JP2002235909A | 2002-08-23 | |||
| JP2011112346A | 2011-06-09 | |||
| JPH0250011A | 1990-02-20 | |||
| JP2012117781A | 2012-06-21 | |||
| JP2006029763A | 2006-02-02 | |||
| JP2006029763A | 2006-02-02 |
Foreign References:
| GB735409A | 1955-08-17 | |||
| EP1980788A1 | 2008-10-15 | |||
| GB735409A | 1955-08-17 | |||
| EP1980788A1 | 2008-10-15 |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda