INTERMITTENT AIR FEEDER WITH ADJUSTABLE AMPLITUDE-FREQUENCY RESPONSE (DESIGN VERSIONS) Russian patent published in 1999 - IPC

Abstract RU 2131557 C1

FIELD: power engineering. SUBSTANCE: air feeder has draft fan, air stream pipeline, gate valve, and electromechanical generator placed downstream of the latter. Electromechanical generator has case with air stream passage. In one version, this passage has unequal cross-sectional areas in two relatively perpendicular directions relative to air flow. Installed in passage along small cross-sectional area are two pins carrying almost ellipsoid-section flaps about unity out of round with their cross-sectional dimensions smaller than half the maximal sectional area of passage. In other version, air stream passage has symmetrical cross-sectional area perpendicular to air flow and accommodates one flap-carrying pin. EFFECT: improved combustion process irrespective of kind of fuel and type of furnace and burners used. 2 cl, 4 dwg

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RU 2 131 557 C1

Authors

Shtager V.P.

Krivets N.M.

D'Jakov M.V.

Babukhin A.G.

Sukhanov G.G.

Dates

1999-06-10Published

1997-08-20Filed