Combustion – Heated line section feeds flame holder – Distinct exhaust products line heats feed line
Patent
1994-03-25
1996-02-13
Jones, Larry
Combustion
Heated line section feeds flame holder
Distinct exhaust products line heats feed line
431202, 431159, F23D 1144
Patent
active
054907764
ABSTRACT:
This invention aims to attain an industrial furnace which ensures uninterrupted operation of itself and protects accessorial devices thereof including a rotary regenerative burner against otherwise possible damage when the rotary regenerative burner suffers from a mechanical trouble, and possess high responsivity and high accuracy. This industrial furnace has an oxidizing agent passage (12) communicating with-an oxidizing agent duct (33a) of a rotary regenerative burner (30), an exhaust gas passage (13) communicating with an exhaust gas duct (33b), a bypass (15) allowing intercommunication between the oxidizing agent passage (12) and the exhaust gas passage (13), and cut-off valves (16, 17) provided respectively in the bypass (15) and the exhaust gas passage (13), whereby the cut-off valve (16) on the bypass (15) side and the cut-off valve (17) on the exhaust gas passage (13) is controlled in response to a signal from burner.
REFERENCES:
patent: 3077926 (1963-02-01), Fikenschen
patent: 5147200 (1992-09-01), Knopfel et al.
patent: 5191930 (1993-03-01), Chaney
Hirose Yasuo
Kaji Hitoshi
Miyama Hiroshi
Ohki Tetsuhiko
Yusa Yoshiyuki
Chiyoda Corporation
Jones Larry
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