Variable-displacement turbine

Details Variable-displacement turbine Variable-displacement turbine

1989-04-14

1990-05-22

Price, Carl D.

Rotary kinetic fluid motors or pumps

Selectively adjustable vane or working fluid control means

Upstream of runner

415163, F01D 1714

Patent

active

049273256

ABSTRACT:
A variable-displacement turbine includes a turbine wheel disposed in a housing, a scroll passage defined in the housing around the turbine wheel, at least one fixed vane and at least one movable vane disposed between the scroll passage and said turbine wheel and arranged alternately in the direction of rotation of the turbine wheel, the fixed and movable vanes jointly defining a variable nozzle which has an opening adjustable in response to angular movement of the movable vane. At least one of the fixed vane and the movable vane has a bypass passage defined therein in bypassing relation to the variable nozzle.

REFERENCES:
patent: 4153385 (1979-05-01), Riefenthaler
patent: 4729715 (1988-03-01), Wilde
patent: 4780054 (1988-10-01), Yano et al.
patent: 4820118 (1989-04-01), Yano et al.
European patent No. 248,624, Dec. 1987, Inventor: Inoue et al.

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