CN103388548A - Direct hydraulic turbine generator - Google Patents
Direct hydraulic turbine generator Download PDFInfo
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- CN103388548A CN103388548A CN2013103605552A CN201310360555A CN103388548A CN 103388548 A CN103388548 A CN 103388548A CN 2013103605552 A CN2013103605552 A CN 2013103605552A CN 201310360555 A CN201310360555 A CN 201310360555A CN 103388548 A CN103388548 A CN 103388548A
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Abstract
The invention discloses a direct hydraulic turbine generator, which comprises a pipeline, a water turbine and a stator component, wherein the stator component is arranged on the inner wall of the pipeline, the water turbine is arranged in the inner cavity of the pipeline in the axial direction of the pipeline, the axial line of the water turbine is superposed with the axial line of the inner cavity of the pipeline, and a plurality of permanent magnets are uniformly distributed along the peripheral circumference of the water turbine, so that the stator component can cut magnetic induction lines of the permanent magnets when the water turbine rotates. According to the direct hydraulic turbine generator disclosed by the invention, the water turbine and a generator rotor are combined together, the structure becomes more compact, all transmission devices can be omitted, not only is the manufacturing cost greatly reduced, but also higher power generation efficiency can be obtained; a water guide mechanism is simpler in structure, the device needs to be wholly arranged in water, the whole device does not need to be sealed wholly, so the structure is compact. The direct hydraulic turbine generator is suitable for power generation in rivers, oceans and advective water environments, and the power generation efficiency is high.
Description
Technical field
The present invention relates to the hydroelectric generator field, particularly a kind of direct hydraulic turbine generator.
Background technique
In the technology that adopts new energy, hydraulic power generation technology is paid close attention to widely, and its principle is by the water that flows, and water wheels are done work to realize hydroelectric power; Generally comprise water wheels, hydroelectric generator, suction pump machine, high-order water tower, charge the compositions such as the mouth of a river and electric energy management, complicated structure, cost are very high; Build water power plant and also must carry out according to concrete geographical conditions, hydroelectric power must be built dam and be possessed water drop, and the essential dependence of hydroelectric power, great lot of water resources, must change, affect the great lot of water resources ecotope.Present hydraulic turbine generator drives generator amature by water turbine, and complicated structure needs transmission device, and not only manufacture cost is high, and generating efficiency is also lower.
Therefore be badly in need of a kind of equipment of the simple and compact for structure and hydroelectric generator that generating efficiency is high.
Summary of the invention
In view of this, technical problem to be solved by this invention is to provide the equipment of the high hydroelectric generator of a kind of simple and compact for structure and generating efficiency.
The object of the present invention is achieved like this:
Direct hydraulic turbine generator provided by the invention, comprise pipeline, water turbine and stator component; Described stator component is arranged on inner-walls of duct, and described water turbine is arranged at inner cavity of pipe along pipeline axial; The axial line of described water turbine overlaps with the axial line of inner cavity of pipe; Some permanent magnets that described water turbine peripheral circumferential is evenly arranged, make stator component cut the magnetic induction line of permanent magnet when water turbine rotates.
Further, described pipeline front end is provided with the water intake of uncovered shape, and described pipeline afterbody is provided with draft tube.
Further, described water turbine is provided with hydraulic generator rotor front end bearing bracket and near the tail water pipe end, is provided with water turbine rear end bearing support near pipe water end place, described hydraulic generator rotor front end bearing bracket and water turbine rear end bearing support one end are fixed on the axle of water turbine, and the other end is fixed in tube wall.
Further, described stator component comprises stator end cap, stator coil and stator iron core; Described stator iron core is fixed on tube wall, and described stator coil is arranged on stator iron core, and described stator end cap is fixed on tube wall by the stator terminal bonnet bolt.
Further, the stator component of described inner cavity of pipe side is provided with the water proof ring.
Further, described hydroturbine water intake end also is provided with the feed-water end water guide cone, and described water turbine waterexit end also is provided with draft cone.
Further, the feed-water end of described pipeline also is provided with water distributor, and described water distributor comprises annular fitting seat, adjusting control motor, speed reducer, driving gear, transmission main shaft, driven gear, ring gear, guide vane and water guide cone; The diameter of described annular fitting seat and pipe diameter coupling; Described adjusting is controlled motor and is arranged on annular fitting seat, and described speed reducer is connected with the axle of regulating the control motor; Described driving gear is connected with speed reducer by transmission main shaft; Described ring gear arranges along annular fitting seat circumferencial direction, and described driven gear and ring gear are connected with a joggle; Described driven gear is connected with the axle of guide vane respectively; Described water guide cone is arranged at annular fitting seat central axis.
Further, described annular fitting seat along the circumferential direction is provided with the annular tooth race, and described ring gear is arranged in the annular tooth race, and described annular tooth race along the circumferential direction is provided with the ring gear securing cover plate.
Further, described guide vane radially arranges along annular fitting seat by the guide vane positioning shaft, and described guide vane positioning shaft one end is arranged on water guide cone, and the other end is arranged on annular fitting seat, and described guide vane is arranged on the guide vane positioning shaft.
The invention has the advantages that: the present invention directly unites two into one water turbine and generator amature, and it is very compact that structure becomes, and saves all transmission devices, and not only manufacture cost can significantly reduce, and can obtain higher generating efficiency; Hydraulic generator rotor front end and back end bearing bracket, existing bearings effect, also can be fixed to best angle with its adjustment, plays the effect of water guide board; Water guide cone has avoided water turbine front end gear mechanism to produce resistance, form eddy current and turbulent flow, guarantee the stable impact guide vane of jet density, draft cone coordinates the current of guiding from the runner bucket outlet, draft tube is flowed out in smooth-going diffusion, makes water turbine reach better running effect.
In addition, water distributor is relatively simple for structure, need to the device integral installation in water, also just not consider whole device sealing, its compact structure.In rivers, ocean, generate electricity in the advection water environment, floating pipe type hydraulic generator,, because its integral body is arranged in flowing water for a long time,, for improving generating efficiency, meet the Integrated using function, appoints and so need a kind of compact structure, installation to seal water distributor easily.
Water distributor changes the stator exit angle and makes hydraulic turbine blades more coordinate efficiently, can carry out power ratio control according to electric power system power demand hydraulic turbine discharge, controls hydraulic turbine discharge at the advection water flow velocity, when power head changes to guarantee electrical power stabilization.This water distributor is to control motor by the control signal regulating and controlling, by speed reducer, high pulling torque slow-speed of revolution sense of rotation is driven driving gear through output shaft, drive the whole driven gears that are arranged on the water distributor steel ring through ring gear, all initiatively driven gear is pressed given direction and angular turn simultaneously, and by the water guide rachis, turn to specified angle together with guide vane, namely complete this water guide and control; Then in change in flow, cause the electrical signal of generator exporting change, under the effect of automatic controller, automatically via controlling motor, speed reducer etc., automatically regulate required angle, guarantee generating and electrical power stabilization.When generator need to cut out, guide vane closing reduced water flow, produced runaway speed while avoiding removal of load.
Description of drawings
In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing, wherein:
The view in transverse section of the direct hydraulic turbine generator that Fig. 1 provides for the embodiment of the present invention;
The longitdinal cross-section diagram of the direct hydraulic turbine generator that Fig. 2 provides for the embodiment of the present invention;
The longitdinal cross-section diagram of the water distributor structure that Fig. 3 provides for the embodiment of the present invention;
The view in transverse section of the water distributor structure that Fig. 4 provides for the embodiment of the present invention.
in figure, stator iron core 1, stator end cap 2, support bolt 3, hydraulic turbine generator support 4, connecting bolt 5, draft tube 6, water turbine rear end bearing support 7, water wheels bearing 8, draft cone 9, gap 10, 11, stator overcoat 12, air gap 13, water turbine axle sleeve 14, step bearing 15 before water turbine, water guide cone 16, turbine blade 17, hydraulic generator rotor front end bearing bracket 18, feed-water end 19, feed-water end connecting bolt 20, stator coil 21, stator terminal bonnet bolt 22, permanent magnet 23, water turbine outer ring (generator amature) 24, turbine shaft 25, water proof ring 26, regulate and control motor 31, speed reducer 32, transmission main shaft 33, reducer pedestal 34, annular fitting seat 35, guide vane is installed setting sleeve 36, driven gear 37, guide vane positioning shaft step 38, guide vane 39, water distributor water guide cone 40, the guide vane main shaft is installed setting sleeve 41, ring gear 42, annular tooth race 43, slow down and construction bolt 44, guide vane positioning shaft 45, fixed cover 46 in guide vane, driving gear 47, fixed cover cover plate 48 in guide vane, interior axle is jump ring 49 fixedly, ring gear securing cover plate 50.
Embodiment
Below with reference to accompanying drawing, the preferred embodiments of the present invention are described in detail; Should be appreciated that preferred embodiment only for the present invention is described, rather than in order to limit the scope of the invention.
The view in transverse section of the direct hydraulic turbine generator that Fig. 1 provides for the embodiment of the present invention, the longitdinal cross-section diagram of the direct hydraulic turbine generator that Fig. 2 provides for the embodiment of the present invention, the longitdinal cross-section diagram of the water distributor structure that Fig. 3 provides for the embodiment of the present invention, the view in transverse section of the water distributor structure that Fig. 4 provides for the embodiment of the present invention, as shown in the figure: direct hydraulic turbine generator provided by the invention comprises pipeline, water turbine and stator component; Described stator component is arranged on inner-walls of duct, and described water turbine is arranged at inner cavity of pipe along pipeline axial; The axial line of described water turbine overlaps with the axial line of inner cavity of pipe; Some permanent magnets that described water turbine peripheral circumferential is evenly arranged, make stator component cut the magnetic induction line of permanent magnet when water turbine rotates.
Described pipeline front end is provided with the water intake of uncovered shape, and described pipeline afterbody is provided with draft tube 6.
Described water turbine is provided with hydraulic generator rotor front end bearing bracket 18 and near the tail water pipe end, is provided with water turbine rear end bearing support 7 near pipe water end place, described hydraulic generator rotor front end bearing bracket 18 and water turbine rear end bearing support 7 one ends are fixed on the axle of water turbine, the other end is fixed in tube wall, leave suitable gap 10 between water turbine rear end bearing support 7 and hydraulic generator rotor front end bearing bracket 18 and water turbine, leave suitable gap 11 between water turbine and stator component.
Described stator component comprises stator end cap 2, stator coil 21 and stator iron core 1; Described stator iron core is fixed on tube wall; described stator coil is arranged on stator iron core; described stator end cap is fixed on tube wall by stator terminal bonnet bolt 22; this stator terminal bonnet bolt 22 is support bolt 3; the hydraulic turbine generator support 4 that is arranged on pipeline is fixing by connecting bolt 5; water turbine is fixing by water wheels bearing 8, is provided with air gap 13 between water turbine and stator component, and the stator component outer installment has stator overcoat 12 for the protection of stator component.The blade 17 of water turbine is arranged on water turbine axle sleeve 14, and the water turbine front end is provided with the front step bearing 15 of water turbine,
Described hydroturbine water intake end 19 also is provided with feed-water end water guide cone 16, described water turbine waterexit end also is provided with draft cone 9, feed-water end 19 places are provided with feed-water end connecting bolt 20 and are used for fixedly feed-water end, and the stator component of described inner cavity of pipe side is provided with water proof ring 26.
The feed-water end of described pipeline also is provided with water distributor, and described water distributor comprises
Motor 31, speed reducer 32, driving gear 47, transmission main shaft 33, driven gear 37, ring gear 42, guide vane 39 and water distributor water guide cone 40 are controlled in annular fitting seat 35, adjusting; Described annular fitting seat adopts steel ring, the diameter of described annular fitting seat and pipe diameter coupling;
Described adjusting is controlled motor 31 and is arranged on annular fitting seat 35, and described speed reducer 32 is connected with the axle of regulating control motor 31; Described driving gear 47 is connected with speed reducer 32 by transmission main shaft 33; Described ring gear 42 is along annular fitting seat 35 circumferencial direction settings, and described driven gear 37 is connected with a joggle with ring gear 42; Described driven gear 37 is connected with the axle of guide vane 39 respectively; Described water distributor water guide cone 40 is arranged at annular fitting seat 35 central axis.
Described annular fitting seat 35 along the circumferential direction is provided with annular tooth race 43, and described ring gear 35 is arranged in annular tooth race 43, and described annular tooth race 43 along the circumferential direction is provided with ring gear securing cover plate 50.
described guide vane 39 radially arranges along annular fitting seat by guide vane positioning shaft 45, described guide vane positioning shaft 45 1 ends are arranged on water distributor water guide cone 40, the other end is arranged on annular fitting seat, described guide vane is arranged on guide vane positioning shaft 45, guide vane positioning shaft 45 places are provided with guide vane positioning shaft step 38, be provided with reducer pedestal 34 between annular fitting seat 35 and speed reducer 32, reducer pedestal 34 is fixing by deceleration and construction bolt 44, be provided with the guide vane main shaft between reducer pedestal 34 and speed reducer 32 setting sleeve 41 is installed, be provided with in guide vane fixedly jump ring 49 of fixed cover 46 and interior axle on guide vane positioning shaft 45, interior axle fixedly jump ring 49 is used for fixedly guide vane 39.
The water distributor major function: changing the stator exit angle is that hydraulic turbine blades is coordinated efficiently more,, by electric power system power demand hydraulic turbine discharge power ratio control, controls hydraulic turbine discharge at the advection water flow velocity, when power head changes and guarantees electrical power stabilization.
The water distributor work that the present embodiment provides is as follows: by the control signal regulating and controlling, control motor, by speed reducer, high pulling torque slow-speed of revolution sense of rotation is driven driving gear through output shaft, drive the whole driven gears that are arranged on the water distributor steel ring through ring gear, all initiatively driven gear is pressed given direction and angular turn simultaneously, and by the water guide rachis, turn to specified angle together with guide vane, namely complete this water guide and control; Then in change in flow, cause the electrical signal of generator exporting change, under the effect of automatic controller, automatically via controlling motor, speed reducer etc., automatically regulate required angle, guarantee generating and electrical power stabilization.When generator need to cut out, guide vane closing reduced water flow, produced runaway speed while avoiding removal of load.
The direct hydraulic turbine generator that the present embodiment provides unites two into one water turbine and generator amature, and it is very compact that structure becomes, and saves all transmission devices, and not only manufacture cost can significantly reduce, and can obtain higher generating efficiency.
Direct hydraulic turbine generator water turbine rear end bearing support 7 and hydraulic generator rotor front end bearing bracket 18 that the present embodiment provides, existing bearings effect, also can be fixed to best angle with its adjustment, plays the effect of water guide board; The setting of water guide cone 16 is mainly avoids water turbine front end gear mechanism to produce resistance, form eddy current and turbulent flow, guarantee the stable impact blade 17 of jet density, draft cone 9 coordinates the current of guiding from the runner bucket outlet, draft tube is flowed out in smooth-going diffusion, makes water turbine reach better running effect.
Flowing water is constantly flowed through water turbine from draft tube 6 outflows by feed-water end 19, flowing water constantly impacts blade 17 makes it around turbine shaft 25 rotations, water turbine outer ring 24(generator amature) rotation thereupon, some permanent magnets 23 that 24 one weeks of rotor extension of water turbine outer ring are evenly arranged, thus in rotation constantly the cutting magnetic induction line generation current reach the effect of generating.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and modification interior.
Claims (9)
1. direct hydraulic turbine generator, is characterized in that: comprise pipeline, water turbine and stator component; Described stator component is arranged on inner-walls of duct, and described water turbine is arranged at inner cavity of pipe along pipeline axial; The axial line of described water turbine overlaps with the axial line of inner cavity of pipe; Some permanent magnets that described water turbine peripheral circumferential is evenly arranged, make stator component cut the magnetic induction line of permanent magnet when water turbine rotates.
2. direct hydraulic turbine generator according to claim 1, it is characterized in that: the front end of described pipeline is provided with the water intake of uncovered shape, and the afterbody of described pipeline is provided with draft tube.
3. direct hydraulic turbine generator according to claim 1, it is characterized in that: described water turbine is provided with hydraulic generator rotor front end bearing bracket and near the tail water pipe end, is provided with water turbine rear end bearing support near pipe water end place, described hydraulic generator rotor front end bearing bracket and water turbine rear end bearing support one end are fixed on the axle of water turbine, and the other end is fixed in tube wall.
4. direct hydraulic turbine generator according to claim 1, it is characterized in that: described stator component comprises stator end cap, stator coil and stator iron core; Described stator iron core is fixed on tube wall, and described stator coil is arranged on stator iron core, and described stator end cap is fixed on tube wall by the stator terminal bonnet bolt.
5. direct hydraulic turbine generator according to claim 1, it is characterized in that: the stator component of described inner cavity of pipe side is provided with the water proof ring.
6. direct hydraulic turbine generator according to claim 1, it is characterized in that: described hydroturbine water intake end also is provided with the feed-water end water guide cone, and described water turbine waterexit end also is provided with draft cone.
7. direct hydraulic turbine generator according to claim 1, it is characterized in that: the feed-water end of described pipeline also is provided with water distributor, and described water distributor comprises annular fitting seat, adjusting control motor, speed reducer, driving gear, transmission main shaft, driven gear, ring gear, guide vane and water guide cone; The diameter of described annular fitting seat and pipe diameter coupling; Described adjusting is controlled motor and is arranged on annular fitting seat, and described speed reducer is connected with the axle of regulating the control motor; Described driving gear is connected with speed reducer by transmission main shaft; Described ring gear arranges along annular fitting seat circumferencial direction, and described driven gear and ring gear are connected with a joggle; Described driven gear is connected with the axle of guide vane respectively; Described water guide cone is arranged at annular fitting seat central axis.
8. direct hydraulic turbine generator according to claim 7, it is characterized in that: described annular fitting seat along the circumferential direction is provided with the annular tooth race, described ring gear is arranged in the annular tooth race, and described annular tooth race along the circumferential direction is provided with the ring gear securing cover plate.
9. direct hydraulic turbine generator according to claim 7, it is characterized in that: described guide vane radially arranges along annular fitting seat by the guide vane positioning shaft, described guide vane positioning shaft one end is arranged on water guide cone, the other end is arranged on annular fitting seat, and described guide vane is arranged on the guide vane positioning shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103605552A CN103388548A (en) | 2013-08-16 | 2013-08-16 | Direct hydraulic turbine generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103605552A CN103388548A (en) | 2013-08-16 | 2013-08-16 | Direct hydraulic turbine generator |
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| CN103388548A true CN103388548A (en) | 2013-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103605552A Pending CN103388548A (en) | 2013-08-16 | 2013-08-16 | Direct hydraulic turbine generator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103790757A (en) * | 2014-02-26 | 2014-05-14 | 四川大学 | Self power generation device of submarine pipeline |
| WO2015021732A1 (en) * | 2013-08-16 | 2015-02-19 | 重庆同利实业有限公司 | Standard floating pipe type hydroelectric generator |
| CN112072858A (en) * | 2020-08-24 | 2020-12-11 | 银川威力传动技术股份有限公司 | Gate pump direct-drive permanent magnet motor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1171037A (en) * | 1967-06-09 | 1969-11-19 | Escher Wyss Ltd | Hydroelectric Machine Set Consisting of Axial Flow Turbine or Pump and Electrical Machine. |
| JPH04314972A (en) * | 1991-04-11 | 1992-11-06 | Fuji Electric Co Ltd | Motor-driven type guide vane operating device for water turbine |
| CN1858434A (en) * | 2005-05-02 | 2006-11-08 | 刘成江 | Submerging type axial through flow hydropower generator |
| CN202673544U (en) * | 2012-07-20 | 2013-01-16 | 重庆同利实业有限公司 | Water guiding mechanism |
| CN103089519A (en) * | 2011-10-28 | 2013-05-08 | 天津市天发重型水电设备制造有限公司 | Water guide structure of flow-through turbine |
| CN203394678U (en) * | 2013-08-16 | 2014-01-15 | 重庆同利实业有限公司 | Direct hydro-generator |
-
2013
- 2013-08-16 CN CN2013103605552A patent/CN103388548A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1171037A (en) * | 1967-06-09 | 1969-11-19 | Escher Wyss Ltd | Hydroelectric Machine Set Consisting of Axial Flow Turbine or Pump and Electrical Machine. |
| JPH04314972A (en) * | 1991-04-11 | 1992-11-06 | Fuji Electric Co Ltd | Motor-driven type guide vane operating device for water turbine |
| CN1858434A (en) * | 2005-05-02 | 2006-11-08 | 刘成江 | Submerging type axial through flow hydropower generator |
| CN103089519A (en) * | 2011-10-28 | 2013-05-08 | 天津市天发重型水电设备制造有限公司 | Water guide structure of flow-through turbine |
| CN202673544U (en) * | 2012-07-20 | 2013-01-16 | 重庆同利实业有限公司 | Water guiding mechanism |
| CN203394678U (en) * | 2013-08-16 | 2014-01-15 | 重庆同利实业有限公司 | Direct hydro-generator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015021732A1 (en) * | 2013-08-16 | 2015-02-19 | 重庆同利实业有限公司 | Standard floating pipe type hydroelectric generator |
| CN103790757A (en) * | 2014-02-26 | 2014-05-14 | 四川大学 | Self power generation device of submarine pipeline |
| CN112072858A (en) * | 2020-08-24 | 2020-12-11 | 银川威力传动技术股份有限公司 | Gate pump direct-drive permanent magnet motor |
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Application publication date: 20131113 |
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