Title:
MULTI-TUBE ONCE-THROUGH BOILER
Document Type and Number:
WIPO Patent Application WO/2020/188625
Kind Code:
A1
Abstract:
The present invention provides a multi-tube once-through boiler in which it is possible to use a recovered oil and a waste solvent as a combustion gas for generating consumption steam, and in which there is obtained a structure that makes it possible to easily clean water pipes. A multi-tube once-through boiler configured so that boiler water within water pipes is heated/evaporated and consumption steam is produced, wherein: a combustion chamber (9) is formed in a cylindrical shape extending in a horizontal direction; the water pipes are formed in an arcuate shape disposed on the left and right sides of the combustion chamber (9); the multi-tube once-through boiler comprises a burner (10) that is connected to the rows of water pipes arranged on the left and right sides of the combustion chamber (9) by each of left/right linear upper headers (1) provided to the upper end and left/right linear lower headers (2) provided to the lower end, and that forms a lid body (door) (22) on one end facing the combustion chamber (9) and supplies a combustion gas to the combustion chamber (9); and the multi-tube once-through boiler also comprises a recovered oil supply unit that supplies recovered oil to the burner (10), a waste solvent supply unit that supplies a waste solvent to the burner (10), an injected air supply unit, a combustion air supply unit, and a control unit that controls the supply of the recovered oil, the waste solvent, the injected air, and the combustion air.
Inventors:
INO TADAYUKI (JP)
Application Number:
PCT/JP2019/010813
Publication Date:
September 24, 2020
Filing Date:
March 15, 2019
Export Citation:
Assignee:
INO TAKAYUKI (JP)
International Classes:
F22B21/30
Foreign References:
| JP3217062U | 2018-07-12 | |||
| JP2009109067A | 2009-05-21 | |||
| JPS57134615A | 1982-08-19 | |||
| JP2914647B2 | 1999-07-05 |
Other References:
See also references of EP 3940292A4
Attorney, Agent or Firm:
SAKAMOTO Kiyotaka et al. (JP)
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