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KAWASAKI STEEL TECHNICAL REPORT
No.19 ( November 1988 )
Steel Pipe
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Construction and Operation of Dry Type Dust-Removal Equipment for Blast Furnace

Kunihiro Tanaka, Toshiyuki Matsumoto, Teruo Kanetsuna, Katsunori Yoshida, Hideyuki Kamano, Yunosuke Maki
Synopsis:
Dry type dust-removal equipment was installed at Chiba No.6 blast furnace in September 1986, and has been smoothly operating since the start of its operation. The dust-removal equipment uses a bag filter, which is under stable, continuous operation through the use of a unique and highly accurate temperature control system of water spraying. As a result of installing the dry type dust-removal equipment, generating electrical power by the top pressure recovery turbine increased by 4.5 kWh/t (about 11%) and the running cost of the BF gas heater and others has been reduced.
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