FIELD: thermal power engineering. SUBSTANCE: air-distributing grate is made in the form of two tiers 1,2 of perforated plates joined by vertical partitions 3; plates of tier 1 pass bundles of evaporation tubes 4 and air-distributing ports 5 of caps 6 on plates of both tiers 1,2 are arranged above top tier 1 at same elevation. EFFECT: improved design. 3 dwg
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Authors
Dates
1996-10-20—Published
1992-12-30—Filed