IN-BED HEAT TRANSFER TUBE FOR FLUIDIZED BED BOILER

Title:

IN-BED HEAT TRANSFER TUBE FOR FLUIDIZED BED BOILER

Document Type and Number:

WIPO Patent Application WO/2013/121965

Kind Code:

A1

Abstract:

The present invention pertains to an in-bed heat transfer tube installed in the fluidized bed of a fluidized bed boiler that burns fuels such as refuse-derived fuel (RDF) and waste with a high calorific value, including biomass and plastic, and recovers combustion heat. This in-bed heat transfer tube (5) for a fluidized bed boiler is installed in the fluidized bed (3) of the fluidized bed boiler (1), and the in-bed heat transfer tube (5) consists of: a water tube (6) through which a fluid flows; a protector (8) for protecting the water tube (6), said protector (8) being disposed on the outer circumferential side of the water tube (6); and a filler layer (7) disposed between the water tube (6) and the protector (8).

Inventors:

YOSHIDA HIROSHI (JP)
SAKAMOTO HIDEYUKI (JP)
HONDA YASUHISA (JP)

Application Number:

PCT/JP2013/052843

Publication Date:

August 22, 2013

Filing Date:

February 07, 2013

Export Citation:

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Assignee:

EBARA ENV PLANT CO LTD (JP)

International Classes:

F22B37/10; F22B1/02; F23C10/28; F28F1/12; F28F1/36

Foreign References:

JPS6196106U	1986-06-20
JPS61121306U	1986-07-31
JP2000266314A	2000-09-29
JPS61115804U	1986-07-22
JPH05187789A	1993-07-27
JPH07217801A	1995-08-18

Other References: