To provide a water stream power generator capable of controlling timing at which a floating body floats in emergency.SOLUTION: A water stream power generator 1 comprises: a floating body 2 connected to a mooring cable 7, and capable of floating in water; a power generation turbine 5 provided in the floating body 2; a dynamo 9 mounted in the floating body 2 and configured to generate power with rotationally driving force of the power generation turbine 5; a posture adjustment device 25 configured to adjust a posture of the floating body 2; a control unit configured to control the floating body to a downward posture in which a front part 2a of the floating body 2 is arranged below a rear part 2b of the floating body 2 with respect to a water stream in normal operation; and a determination unit 46 configured to, when the floating body 2 is floated, determine whether to change the posture of the floating body 2.SELECTED DRAWING: Figure 5
【課題】非常時において浮体が浮上するタイミングを制御することが可能な水流発電装置を提要すること。【解決手段】水流発電装置1は、係留索7に接続されて水中で浮遊可能な浮体2と、浮体2に設けられた発電用タービン5と、浮体2に搭載され発電用タービン5の回転駆動力によって発電する発電機9と、浮体2の姿勢を調整する姿勢調整装置25と、通常運転時に水流に対して浮体2の前部2aを浮体2の後部2bより下方に配置した下向き姿勢に制御する制御部と、浮体2を浮上させる際に、浮体2の姿勢を変更するか否かを判定する判定部46と、を備える。【選択図】図5
WATER STREAM POWER GENERATOR AND FLOATING METHOD FOR FLOATING BODY OF WATER STREAM POWER GENERATOR
水流発電装置及び水流発電装置の浮体の浮上方法
2019-07-11
Patent
Electronic Resource
Japanese
WATER CURRENT POWER GENERATOR AND FLOATING METHOD OF FLOAT FOR WATER CURRENT POWER GENERATOR
European Patent Office | 2019
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