[미국특허]
Run-of-the-river or ocean current turbine
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F03B-017/06
F16H-029/04
F16H-003/72
F03B-015/12
F03B-003/18
F03B-015/08
출원번호
US-0255377
(2014-04-17)
등록번호
US-9151269
(2015-10-06)
발명자
/ 주소
Han, Kyung Soo
출원인 / 주소
Differential Dynamics Corporation
대리인 / 주소
Cameron LLP
인용정보
피인용 횟수 :
0인용 특허 :
4
초록▼
A run-of-the-river or ocean current turbine may comprise a hatch and a slanted block having protector ribs for directing water flow to a waterwheel. The hatch may be controlled by a plurality of Transgear™ gear assemblies for varying the amount of water flow to the waterwheel from extreme drought to
A run-of-the-river or ocean current turbine may comprise a hatch and a slanted block having protector ribs for directing water flow to a waterwheel. The hatch may be controlled by a plurality of Transgear™ gear assemblies for varying the amount of water flow to the waterwheel from extreme drought to flood conditions so that the waterwheel may turn at rated speeds and within a predetermined range. The Transgear gear assemblies may comprise an accumulator for accumulating a rough and a fine tuned waterwheel speed. The Transgear assemblies may comprise embodiments of power take-off switches for, for example, bi-directional or clockwise and counterclockwise waterwheel shaft rotation. The turbine may be aligned for top-feed, side-feed or bottom feed of water and may comprise a tail wing or first and second turbines facing in opposite directions to capture high and low tidal flow.
대표청구항▼
1. A water turbine having a waterwheel and an output shaft of the waterwheel, the output shaft turned by the waterwheel at a rotational velocity determined by water flow and direction, the water turbine further comprising a hatch for covering the waterwheel proportionately with water flow to the wat
1. A water turbine having a waterwheel and an output shaft of the waterwheel, the output shaft turned by the waterwheel at a rotational velocity determined by water flow and direction, the water turbine further comprising a hatch for covering the waterwheel proportionately with water flow to the waterwheel; anda housing containing a first spur gear Transgear assembly, the first spur gear Transgear assembly comprising a first sun gear connected to or integral with the output shaft of the waterwheel, the output shaft of the waterwheel entering and exiting the housing for the first spur gear Transgear assembly, the first spur gear Transgear assembly further comprising a second sun gear connected to or integral with a sleeve surrounding the output shaft of the waterwheel, the first spur gear Transgear assembly having a first hold control for clockwise rotational power-take-off output and a normally neutral power take-off output being the sleeve, the waterwheel output having the first spur gear Transgear assembly as a power-take off switch. 2. The water turbine of claim 1 further comprising a worm and a worm gear assembly contained within the housing and coupled to a large diameter sun gear extension disc also connected to or integral with the sleeve of the Transgear assembly, the large diameter disc being coupled to the worm and worm gear assembly by a control gear. 3. The water turbine of claim 1 further comprising a second spur gear Transgear assembly contained within the housing and connected to the first spur gear Transgear assembly by a large diameter sun gear extension disc connected to or integral with the sleeve of the first spur gear Transgear assembly, the first spur gear Transgear assembly having the first hold control for clockwise rotational power-take-off output, the second Transgear assembly having a second hold control for counterclockwise rotational power-take-off output, the waterwheel output having the first and second spur gear Transgear assemblies as the power-take off switch and the power take-off output comprising a shaft coupled to the first and second spur gear Transgear assemblies by a control gear. 4. The water turbine of claim 3 further comprising a worm and worm gear assembly contained within the housing and coupled to the first and second spur gear Transgear assemblies, the worm and worm gear assembly comprising a power take-off output that is normally locked for controlling clockwise or counterclockwise rotational motion of the waterwheel. 5. The water turbine of claim 4 further comprising first and second housings, each housing having first and second spur gear Transgear assemblies making four spur gear Transgear assemblies and each housing having a worm and worm gear assembly,the output shaft of the water wheel having first, second, third and fourth sun gears connected to the output shaft of the water wheel, the waterwheel output having first and second outputs in each of clockwise and counterclockwise rotational directions. 6. The water turbine of claim 1 further comprising a biasing means connected to the hatch for covering the waterwheel and the hatch having a lip, the water turbine having a slanted block for directing water flow toward the hatch lip, the rate of water flow tending to move the hatch lip and hatch countered by the biasing means connected to the hatch, the hatch when so moved covering at least a portion of the waterwheel during increased water flow above a predetermined amount as determined by a constant of the biasing means. 7. The water turbine of claim 6 wherein the biasing means comprises a spring having a spring constant. 8. The water turbine of claim 1 further comprising a protector rib extending over the waterwheel to protect the waterwheel debris and to channel the water to the waterwheel. 9. The water turbine of claim 1 further comprising first and second protector ribs at an input to the water turbine for channeling water over a slanted block to the waterwheel. 10. The water turbine of claim 1 further comprising a sensor for detecting one of water flow rate, rotor revolutions per minute of a rotor of the water turbine, water flow direction and generator revolutions per minute of an electricity generator of the water turbine, a processor for comparing the one of water flow rate and revolutions per minute of one of the rotor and the generator with an associated predetermined value or determining a different water flow direction and actuating an actuator comprising one of a servo-motor or a hatch control for controlling the hatch closing during periods of water flow rate and revolutions per minute of the rotor or the generator exceeding the associated predetermined value or the water flow changing direction. 11. The water turbine of claim 1, the housing for the first spur gear Transgear assembly being contained within the waterwheel and surrounding the waterwheel output shaft. 12. The water turbine of claim 1 mounted under a floating platform. 13. The water turbine of claim 10 wherein the water turbine waterwheel receives water as a bottom-fed water turbine. 14. A water turbine having a waterwheel and an output shaft, the output shaft turned by the waterwheel at a rotational velocity determined by water flow and direction, the water turbine further comprisinga hatch for covering the waterwheel proportionately with one of water flow amount and direction, the hatch being connected to or integral with a sleeve and connected to a control gear, the sleeve surrounding the output shaft of the waterwheel and entering a housing for the control gear within the housing,the housing for housing a first and a second Transgear assembly, each assembly having a sun gear connected to or integral with the output shaft of the waterwheel, the control gear operatively connected to a worm gear and worm for operating the first and second Transgear assemblies to control one of closing and opening the hatch depending on rotational velocity of the waterwheel output shaft. 15. The water turbine of claim 14, the opening and closing of the hatch being controlled between a minimum and a maximum rated speed, the first Transgear assembly having a large diameter control gear connected to or integral with the sleeve surrounding the output shaft of the waterwheel for control of the worm and worm gear assembly for closing the hatch and the first Transgear assembly also having a carrier gear and a pin for control by the worm and worm gear assembly for opening the hatch, the waterwheel rotational velocity being maintained between minimum and maximum rated rotational speeds. 16. A water turbine having a waterwheel and an output shaft, the output shall turned by the waterwheel at a rotational velocity determined by water flow and direction, the water turbine further comprisinga spur gear Transgear assembly serving as an accumulator of first and second inputs and providing an output, the spur gear Transgear assembly having first and second sleeves surrounding the output shaft, the output shaft having a sun gear, the first and second sleeves coupled by first and second carrier gears and first and second pins for connecting the first and second carrier gears to the first and second sleeves. 17. The water turbine of claim 16, the output shaft being the first input, the first sleeve being the second input and the second sleeve comprising an accumulated output of the first and second inputs. 18. The water turbine of claim 16, the output shaft being the first input, the second sleeve being the second input and the first sleeve comprising an accumulated output of the first and second inputs. 19. The water turbine of claim 16, the first sleeve being the first input, the second sleeve being the second input and the output shaft comprising an accumulated output of the first and second inputs. 20. The water turbine of claim 16, the water turbine further comprising a constant speed generator and a gearbox connected between the constant speed generator and a further Transgear assembly for accumulating rough and fine tuning inputs to output a finely tuned, relatively constant rotational velocity to the electricity generator. 21. The water turbine of claim 1, further comprising the waterwheel covered in part by the hatch, the hatch having a control means for controlling the opening and closing of the hatch in proportion to one of water flow amount and water flow direction,the water turbine being mounted with a second water turbine to sides of a vertical wall, each turbine being a side fed water turbine. 22. The water turbine of claim 21, the first and second water turbines being mounted oppositely to one another to the vertical wall, the first water turbine for receiving water flow in one of two directions and the second water turbine for receiving water flow in the other of two directions. 23. The water turbine of claim 1, further comprising the waterwheel covered in part by the hatch, the hatch having a control means for controlling the opening and closing of the hatch in proportion to one of water flow amount and water flow direction,the water turbine waterwheel and hatch having a tail wing and being mounted to and rotatable around a pole, the waterwheel and hatch for control by the tail wing to receive water flow at the waterwheel according to direction of water flow, the waterwheel being capable of receiving water flowing from differing water direction around the pole. 24. The water turbine of claim 23 being fed water from one side of the waterwheel, the hatch mostly obstructing the other side of the waterwheel, the hatch for facing a direction of water flow.
Smithson, Robert A; Pohl, Brad P; Armstrong, Oronde J; Miller, Donald C; Dawe, Daniel J; Thomassy, Fernand A; Simister, Matthew P; Poth, Wesley R; Nichols, Jon M; Lohr, Charles B, Continuously variable transmission.
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