Wind driven power generating apparatus
A vertically adjustable wind driven power generating apparatus comprised of, in combination, a well in which is vertically movably mounted a wind driven power generating apparatus comprised of: (i) a wind driven power generating means comprised of a tubular housing having rotatably mounted therein a horizontally extending shaft. The shaft has a centrally disposed bevel gear fixedly attached thereto and helical vanes disposed longitudinally on both sides of the bevel gear; (ii) means for vertical movement of the tubular housing within the well comprised of (a) a hollow vertical support column having a circular cross section and having one end thereof attached to the bottom of the tubular housing and (b) a vertically extending hollow tubular member having a hollow interior fixedly mounted at its bottom end in the floor of the well and being open at its other end, the tubular member adapted to telescopically receive the vertical support column in its open end; (iii) vertical movement control means comprised of (a) downward movement control means comprising an inverted wing system generating inverse-lift mounted on the tubular housing, and (b) upward movement control means comprising a cylinder having an axially movable piston therein; (iv) power transmission means comprising a vertically extending power transmitting shaft that drives a power generator.
- Assignee:
- NOV; NOV-85-030274; EDB-86-191297
- Patent Number(s):
- US 4616974
- OSTI ID:
- 5114423
- Resource Relation:
- Patent File Date: Filed date 19 Jul 1985
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
WIND TURBINES
DESIGN
ELECTRIC GENERATORS
CYLINDERS
GEARS
HYDRAULIC FLUIDS
MECHANICAL TRANSMISSIONS
PISTONS
ROTATION
SHAFTS
SUPPORTS
FLUIDS
MACHINE PARTS
MACHINERY
MECHANICAL STRUCTURES
MOTION
TURBINES
TURBOMACHINERY
WORKING FLUIDS
170602* - Wind Energy Engineering- Turbine Design & Operation