| 摘要 |
FIELD: heat power engineering; combustion of gases in furnaces of different application. SUBSTANCE: burner has central and peripheral air channels, axial swirler installed in central channel, gas tubes arranged around swirler symmetrically relative to longitudinal axis of burner and furnished with gas distributors with outlet holes at outlet. Passage area of axial swirler is 10-60% of passage area of peripheral channel. EFFECT: reduced nitrogen oxide content in combustion products, improved combustion of gas and operation reliability. 6 dwg
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