35results about How to "Avoiding Frictional Energy Problems" patented technology

The invention discloses a birotor annular loading efficient excitation mixed flow hydraulic generator. The birotor annular loading efficient excitation mixed flow hydraulic generator comprises a first armature mechanism, a second armature mechanism, an excitation mechanism, a seal cover body mechanism, a draft tube, a guide vane mechanism, a first runner, a second runner and a volute. The volute, the guide vane mechanism, the first runner, the second runner and the draft tube forms a water flow channel sequentially. The seal cover body mechanism comprises a first rotary cover and a second rotary cover. The first rotary cover and the second rotary cover are coaxially connected to form a closed annular cavity. The first armature mechanism, the excitation mechanism and the second armature mechanism are installed in the annular cavity sequentially coaxially in parallel in an inner-middle-outer-layer mode. The excitation mechanism is installed in the middle in the first rotary cover. The first armature mechanism is installed on the inner diameter side in the second rotary cover. The second armature mechanism is installed on the outer diameter side in the second rotary cover. The birotor annular loading efficient excitation mixed flow hydraulic generator is long in life, low in construction cost and production management cost and high in water power conversion efficiency.

The invention discloses a horizontal type inclined-jet middle-blade hydraulic generator easy to cool and an acting method thereof. The horizontal type inclined-jet middle-blade hydraulic generator easy to cool comprises a power generating mechanism, an excitation mechanism, an inclined-jet impeller mechanism and a rotating shaft mechanism. The inclined-jet impeller mechanism comprises inclined-jet blades, an annular front hood and an annular rear hood, wherein the inclined-jet blades are annularly distributed on the inner side of the annular front hood, the annular front hood and the annular rear hood are connected through a sealing bearing to form a sealed annular cavity, and the power generating mechanism and the excitation mechanism are coaxially mounted in the annular cavity in parallel in an inside-outside mode. The annular rear hood is fixedly mounted on a supporting table. The horizontal type inclined-jet middle-blade hydraulic generator easy to cool is long in service life, low in building cost and production management cost, good in universality and high in kinetic energy converting efficiency.

The invention discloses a horizontal through flat fixed paddle axial flow hydraulic generator and an acting method thereof. The horizontal through flat fixed paddle axial flow hydraulic generator comprises a power generation mechanism, an excitation mechanism, a rotating wheel mechanism, a tail water pipe, a water guide mechanism and a rotating wheel chamber; the rotating wheel mechanism includes rotating blades, a rotating front cover and a fixed back cover; the rotating blades are distributed on the inner side of the rotating front cover in a fan form; the rotating front cover and the fixed back cover are connected through a seal bearing to form a closed annular cavity; the power generation mechanism and the excitation mechanism are coaxially mounted in the annular cavity side by side inside and outside; and the water guide mechanism, the rotating wheel chamber and the tail water pipe form a water current closing channel. The horizontal through flat fixed paddle axial flow hydraulic generator is long in life, lower in construction cost and production management cost and high in water energy conversion efficiency.

The invention discloses a horizontal type center-through reversely-installed inclined-jet hydraulic generator and an acting method thereof. The horizontal type center-through reversely-installed inclined-jet hydraulic generator comprises a power generating mechanism, an excitation mechanism, an inclined-jet impeller mechanism and a rotating shaft mechanism. The inclined-jet impeller mechanism comprises inclined-jet blades, an annular inner hood and an annular outer hood, wherein the inclined-jet blades are annularly distributed on the inner side of the annular inner hood, the annular inner hood and the annular outer hood are connected through a sealing bearing to form a sealed annular cavity, and the power generating mechanism and the excitation mechanism are coaxially mounted in the annular cavity in parallel in a front-back mode. The annular outer hood is fixedly mounted on a supporting table. The horizontal type center-through reversely-installed inclined-jet hydraulic generator is long in service life, low in building cost and production management cost, good in universality and high in kinetic energy converting efficiency.

The invention discloses a vertical through reverse rotating paddle axial flow hydraulic generator and an acting method thereof. The vertical through reverse rotating paddle axial flow hydraulic generator comprises a power generation mechanism, an excitation mechanism, a rotating wheel mechanism, a tail water pipe, a water guide mechanism and a rotating wheel chamber; the rotating wheel mechanism includes rotating blades, a rotating inner cover and a fixed outer cover; the rotating blades are distributed on the inner side of the rotating inner cover in a fan form; the rotating inner cover and the fixed outer cover are connected through a seal bearing to form a closed annular cavity; the power generation mechanism and the excitation mechanism are coaxially mounted in the annular cavity side by side up and down; and the water guide mechanism, the rotating wheel chamber and the tail water pipe form a water current closing channel. The vertical through reverse rotating paddle axial flow hydraulic generator is long in life, lower in construction cost and production management cost and high in water energy conversion efficiency.

The invention discloses a birotor level loading efficient excitation mixed flow hydraulic generator. The birotor level loading efficient excitation mixed flow hydraulic generator comprises a first armature mechanism, a second armature mechanism, an excitation mechanism, a seal cover body mechanism, a draft tube, a guide vane mechanism, a first runner, a second runner and a volute. The volute, the guide vane mechanism, the first runner, the second runner and the draft tube forms a water flow channel sequentially. The seal cover body mechanism comprises a first rotary cover and a second rotary cover. The first rotary cover and the second rotary cover are coaxially connected through a seal bearing to form a closed annular cavity and are located on the inner layer and the outer layer correspondingly. The first armature mechanism, the excitation mechanism and the second armature mechanism installed in the annular cavity sequentially coaxially in parallel in an upper-middle-lower-layer mode. The excitation mechanism is installed in the middle in the first rotary cover. The first armature mechanism is installed on the upper portion of the second rotary cover. The second armature mechanism is installed on the lower portion of the second rotary cover. The birotor level loading efficient excitation mixed flow hydraulic generator is long in life, low in construction cost and production management cost and high in water power conversion efficiency.

The invention discloses an umbrella type efficient excitation outer impeller inclined-jet hydraulic generator and an acting method thereof. The umbrella type efficient excitation outer impeller inclined-jet hydraulic generator comprises a power generating mechanism, an excitation mechanism, an inclined-jet impeller mechanism and a rotary shaft mechanism. The inclined-jet impeller mechanism comprises inclined-jet blades, an annular rotary cover and an annular fixed cover. The inclined-jet blades are annularly distributed on the outer side of the annular rotary cover. The annular rotary cover and the annular fixed cover are connected through a sealing bearing to form a sealed annular cavity. The power generating mechanism and the excitation mechanism are coaxially installed in the annular cavity side by side in an up-down mode. The annular fixed cover is fixedly installed on a supporting tubular column. The umbrella type efficient excitation outer impeller inclined-jet hydraulic generator is long in service life, low in construction cost and production management cost, good in universality and high in kinetic energy conversion efficiency.

The invention discloses a vertical middle-through horizontally mounted rotary blade axial-flow type hydrogenerator and a work doing method thereof. The vertical middle-through horizontally mounted rotary blade axial-flow type hydrogenerator comprises a power generation mechanism, an excitating mechanism, a runner mechanism, a draft pipe, a water guide mechanism and a runner chamber, wherein the runner mechanism comprises rotary blades, a rotary upper hood and a fixed lower hood; the rotary blades are distributed inside the rotary upper hood in a fan shape; the rotary upper hood and the fixed lower hood are connected through a sealing bearing to form a closed annular cavity; the excitating mechanism and the power generation mechanism are coaxially mounted in the annular cavity in parallel inside and outside; and the water guide mechanism, the runner chamber and the draft pipe form a water flow closed channel. The vertical middle-through horizontally mounted rotary blade axial-flow type hydrogenerator disclosed by the invention is long in service life, relatively low in construction cost and production management cost and high in hydroenergy conversion efficiency.

The invention discloses a horizontal type middle-hollow forwardly-mounted movable-blade axial-flow type hydro-generator and a work doing method thereof. The horizontal type middle-hollow forwardly-mounted movable-blade axial-flow type hydro-generator comprises a power generation mechanism, an excitation mechanism, a rotating wheel mechanism, a draft tube, a water guide mechanism and a rotating wheel chamber, wherein the rotating wheel mechanism comprises rotating blades, a rotary inner cover and a fixed outer cover; the rotating blades are arranged on the inner side of the rotary inner cover in a fanshape; the rotary inner cover is connected with the fixed outer cover through a sealed bearing to form aclosed annular cavity; the power generation mechanism and the excitation mechanism are coaxially mounted in the annular cavity in a vertically parallel manner; and the water guide mechanism, the rotating wheel chamber and the draft tube form a water flow closed channel. The horizontal type middle-hollow front-mounted movable-blade axial-flow type hydro-generator is long in service life, low in construction cost and production management cost, and high in water power conversion efficiency.

The invention discloses a horizontal type center-through reversely-installed fixed-paddle axial flow hydraulic generator and an acting method thereof. The horizontal type center-through reversely-installed fixed-paddle axial flow hydraulic generator comprises a power generating mechanism, an excitation mechanism, a rotating wheel mechanism, a draft tube, a water guiding mechanism and a rotating wheel chamber. The rotating wheel mechanism comprises rotating blades, a rotary inner hood and a fixed outer hood, wherein the rotating blades are distributed on the inner side of the rotary inner hood in a sector shape, the rotary inner hood and the fixed outer hood are connected through a sealing bearing to form a sealed annular cavity, and the power generating mechanism and the excitation mechanism are coaxially mounted in the annular cavity in parallel in an up-down mode. A closed water flow channel is formed by the water guiding mechanism, the rotating wheel chamber and the draft tube. The horizontal type center-through reversely-installed fixed-paddle axial flow hydraulic generator is long in service life, low in building cost and production management cost and high in water energy converting efficiency.