HEATING SURFACE Russian patent published in 1995 - IPC

Abstract RU 2037095 C1

FIELD: power engineering. SUBSTANCE: heating surface has coils 2 located circumferentially and made of tubes 4 successively connected through return bends 3 with formation of heat-exchange sections. The latters are parallel-connected to cooling medium. Each section is provided with additional coil 6. Tubes 4 of coils 2 and 6 are made as straight sections connected through bends; the return bends of additional coil 6 are located in the area of arrangement of bends of coil 2. The straight sections of all tubes 4 and adjacent tubes 4 of different sections are connected through gas-tight spacers 7. EFFECT: enhanced efficiency. 3 dwg

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RU 2 037 095 C1

Authors

Krjachko A.V.

Kurjachaja G.V.

Perepechenyj V.A.

Rostovskaja V.A.

Litvinov I.S.

Dates

1995-06-09—Published

1991-07-08—Filed