CN105736218A - Horizontal water turbine generator set - Google Patents
Horizontal water turbine generator set Download PDFInfo
- Publication number
- CN105736218A CN105736218A CN201610246730.9A CN201610246730A CN105736218A CN 105736218 A CN105736218 A CN 105736218A CN 201610246730 A CN201610246730 A CN 201610246730A CN 105736218 A CN105736218 A CN 105736218A
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- Prior art keywords
- hydraulic turbine
- generator
- main shaft
- bearing
- shaft
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a horizontal water turbine generator set. The horizontal water turbine generator set comprises a water turbine and a generator positioned in cavity; the water turbine includes a water turbine main shaft; the generator includes a generator main shaft; and one end of the water turbine main shaft and one end of the generator main shaft are connected through a magnetic coupling. The water turbine main shaft and the generator main shaft can perform non-contact connection through the magnetic coupling; when blades of the water turbine are suffered from an acting force of water currents, the blades rotate to drive the water turbine main shaft to rotate; the water turbine main shaft can drive the generator main shaft to rotate through the magnetic coupling so as to drive a rotor on the generator main shaft to rotate; and the rotor and a stator of the generator generate a magnetic field reaction to finally enable the generator to generate electric energy. The horizontal water turbine generator set can prevent mutual transfer of vibration generated by the water turbine and the generator through non-contact flexible connection of the magnetic coupling, so that the horizontal water turbine generator set can be operated more stably.
Description
Technical field
The present invention relates to hydroelectric field, particularly relate to a kind of horizontal hydrogenerator group.
Background technology
At hydroelectric field, usually by the hydraulic turbine, the energy of current being converted into mechanical energy, then passing through electromotor by changes mechanical energy is electric energy.But traditional horizontal hydrogenerator group is usually electromotor and the hydraulic turbine is rigidly connected, such as electromotor and the hydraulic turbine are suspended on respectively the two ends of big axle, therefore the vibration that the unbalanced magnetic pull of electromotor causes is delivered to the hydraulic turbine often through big axle, the hydraulic turbine is caused to vibrate, the hydraulic vibration of hydraulic turbine alternation simultaneously passes to electromotor by big axle, the vibration of aggravation electromotor, thus easily making generator amature and turbine chamber crack, and then affect the properly functioning of turbine-generator units.And the big axle in traditional turbine-generator units seals not, cause water leakage relatively big, so that the bearing being connected on big axle is easily intake, the situation of sensing water content mixed in oil easily occurs, and then destroys turbine-generator units.
Therefore, how to reduce the electromotor of turbine-generator units and the vibration of the hydraulic turbine, be that those skilled in the art are badly in need of solving the technical problem that.
Summary of the invention
It is an object of the invention to provide a kind of horizontal hydrogenerator group, it is possible to the problems such as effective vibration reducing the hydraulic turbine and electromotor.
For solving above-mentioned technical problem, the technical scheme is that
A kind of horizontal hydrogenerator group, including the hydraulic turbine and the electromotor being positioned at a chamber, the described hydraulic turbine includes hydraulic turbine main shaft, and described electromotor includes generator shaft, and one end of described hydraulic turbine main shaft and one end of described generator shaft are connected by magnetic coupling.
Preferably, described magnetic coupling includes being arranged on first magnetic pole of described hydraulic turbine main shaft one end and being arranged on second magnetic pole of described generator shaft one end, described hydraulic turbine main shaft one end is provided with circular groove, described circular groove is coaxial with described hydraulic turbine main shaft, described first magnetic pole is positioned on the medial wall of described circular groove, and described second magnetic pole is positioned at described circular groove.
Preferably, described hydraulic turbine main shaft outer cover is provided with the housing that one end is closed and the other end opens wide, and one end that described housing is closed is between described first magnetic pole and described second magnetic pole, and one end that described housing opens wide is connected with the inner wall sealing of described chamber.
Preferably, the rolling bearing supporting described hydraulic turbine main shaft it is provided with between described hydraulic turbine main shaft and described housing.
Preferably, the described hydraulic turbine being provided with a support arrangement away from the one end being connected with described electromotor, it is coaxial that described support arrangement includes the hub bearing being arranged on the wheel hub of the described hydraulic turbine, described hub bearing and described rolling bearing.
Preferably, being provided with generator shaft near the one end being connected with the described hydraulic turbine on described generator shaft and prop up support arrangement, described generator shaft props up the generator pilot bearing that support arrangement includes being connected and the generator pilot bearing support base supporting described generator pilot bearing with described generator shaft.
Preferably, described generator shaft props up the thrust bearing that support arrangement also includes connecting with described generator shaft, and described thrust bearing is fixedly connected on described generator pilot bearing and supports on base.
Preferably, described generator shaft being provided with end away from the one end being connected with the described hydraulic turbine and props up support arrangement, described end is propped up support arrangement and is included being fixedly connected on the end bearing of described generator shaft and support the end bearing supporting seat of described end bearing.
Compared with prior art, technique scheme has the advantage that
A kind of horizontal hydrogenerator group provided by the present invention, including the hydraulic turbine and the electromotor being positioned at a chamber, the hydraulic turbine includes hydraulic turbine main shaft, and electromotor includes generator shaft, and one end of hydraulic turbine main shaft and one end of generator shaft are connected by magnetic coupling.Hydraulic turbine main shaft and generator shaft can be carried out contactless connection by magnetic coupling, when hydraulic turbine main shaft rotates, can be rotated by drive electrical generators main shaft by magnetic coupling, electromotor is finally made to produce electric energy, therefore the vibration that the hydraulic turbine and electromotor produce can be avoided mutually to transmit by contactless the flexibly connecting of magnetic coupling, so that horizontal hydrogenerator group can more smoothly be run.
Accompanying drawing explanation
In order to be illustrated more clearly that the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the horizontal hydrogenerator group that Fig. 1 provides for a kind of detailed description of the invention of the present invention；
Fig. 2 is the partial enlargement structural representation of generator shaft and hydraulic turbine main shaft junction in Fig. 1；
Fig. 3 is the section structure schematic diagram of Fig. 2；
Fig. 4 is the support schematic diagram of the hydraulic turbine in Fig. 1；
Fig. 5 is the support schematic diagram of electromotor in Fig. 1.
Accompanying drawing labelling is as follows:
1 is water stream channel, and 2 is the stator of electromotor, and 3 is rotor, 4 is generator pilot bearing, and 5 is thrust bearing, and 6 is generator shaft, 7 is stator, 8 is wheel blade, and 9 is wheel hub, and 10 is hub bearing supporting seat, 11 is draft tube, 12 prop up support arrangement for chamber, and 13 is end bearing supporting seat, and 14 is end bearing, 15 support base for generator pilot bearing, 16 is the second magnetic pole, and 17 is the first magnetic pole, and 18 is housing, 19 is hydraulic turbine main shaft, 20 is rolling bearing base, and 21 is rolling bearing, and 22 is hub bearing.
Detailed description of the invention
Based on the basis of the studies above, embodiments provide a kind of horizontal hydrogenerator group, including the hydraulic turbine and the electromotor being positioned at a chamber, the hydraulic turbine includes hydraulic turbine main shaft, electromotor includes generator shaft, and one end of hydraulic turbine main shaft and one end of generator shaft are connected by magnetic coupling.Hydraulic turbine main shaft and generator shaft can be carried out contactless connection by magnetic coupling, when hydraulic turbine main shaft rotates, can be rotated by drive electrical generators main shaft by magnetic coupling, electromotor is finally made to produce electric energy, therefore the vibration that the hydraulic turbine and electromotor produce can be avoided mutually to transmit by contactless the flexibly connecting of magnetic coupling, so that horizontal hydrogenerator group can more smoothly be run.
Understandable in order to enable the above-mentioned purpose of the present invention, feature and advantage to become apparent from, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Elaborate detail in the following description so that fully understanding the present invention.But the present invention can be different from alternate manner described here implement with multiple, and those skilled in the art can do similar popularization when without prejudice to intension of the present invention.Therefore the present invention is not by the restriction of following public detailed description of the invention.
Refer to the structural representation of the horizontal hydrogenerator group that Fig. 1 and Fig. 2, Fig. 1 provide for a kind of detailed description of the invention of the present invention；Fig. 2 is the partial enlargement structural representation of generator shaft and hydraulic turbine main shaft junction in Fig. 1.
A kind of detailed description of the invention of the present invention provides a kind of horizontal hydrogenerator group, including the hydraulic turbine and the electromotor being positioned at a chamber, the hydraulic turbine includes hydraulic turbine main shaft 19, electromotor includes generator shaft 6, and one end of hydraulic turbine main shaft 19 and one end of generator shaft 6 are connected by magnetic coupling.
In the present embodiment, hydraulic turbine main shaft 19 and generator shaft 6 can be carried out contactless connection by magnetic coupling, can rotate when the wheel blade 8 of the hydraulic turbine is subject to the active force of current, and then drive hydraulic turbine main shaft 19 to rotate, hydraulic turbine main shaft 19 can be rotated by drive electrical generators main shaft 6 by magnetic coupling, thus the rotor 3 on drive electrical generators main shaft 6 rotates, the stator 2 of rotor 3 and electromotor occurs magnetic field to react, and finally makes electromotor produce electric energy.Wherein the vibration that the hydraulic turbine and electromotor produce can be avoided mutually to transmit by contactless the flexibly connecting of magnetic coupling, so that horizontal hydrogenerator group can smoothly be run.
A kind of horizontal hydrogenerator group that a kind of specific embodiment of the present invention provides, magnetic coupling includes the first magnetic pole 17 being arranged on hydraulic turbine main shaft 19 one end and the second magnetic pole 16 being arranged on generator shaft 6 one end, hydraulic turbine main shaft 19 one end is provided with circular groove, circular groove is coaxial with hydraulic turbine main shaft 19, first magnetic pole 17 is positioned on the medial wall of circular groove, and the second magnetic pole 16 is positioned at circular groove.
In the present embodiment, one end of hydraulic turbine main shaft 19 is provided with one end of the first magnetic pole 17 and generator shaft 6 and is provided with the second magnetic pole 16, wherein the first magnetic pole 17 is positioned on the sidewall of the circular groove of hydraulic turbine main shaft 19 one end, second magnetic pole 16 is positioned on the lateral wall of generator shaft 6 one end, is then placed in the circular groove of hydraulic turbine main shaft 19 one end with the generator shaft 6 of the second magnetic pole 16.When hydraulic turbine main shaft 19 rotates, by the interaction between the first magnetic pole 17 and the second magnetic pole 16, it is possible to drive electrical generators main shaft 6 rotates.
Refer to the section structure schematic diagram that Fig. 3 and Fig. 4, Fig. 3 are Fig. 2；Fig. 4 is the support schematic diagram of the hydraulic turbine in Fig. 1.
In order to improve the sealing of hydraulic turbine main shaft 19, in the present embodiment, described hydraulic turbine main shaft 19 outer cover is provided with the housing 18 that one end is closed and the other end opens wide, one end that described housing 18 is closed is between described first magnetic pole 17 and described second magnetic pole 16, and one end that described housing 18 opens wide is connected with the inner wall sealing of described chamber.Its middle chamber props up support arrangement 12 by chamber and is fixed in water stream channel 1, it is tightly connected between chamber and the hydraulic turbine, when the hydraulic turbine rotates, owing to the hydraulic turbine is rotate relative to chamber, it is understandable that sealing between the two is movable sealing, after running for a long time, have a small amount of water and enter in chamber from movable sealing, therefore by housing 18 provided by the invention, can the water that be entered by the sealing between chamber and the hydraulic turbine be stayed in housing 18, wherein, there is between housing 18 and hydraulic turbine main shaft 19 gap of certain distance, it is understandable that, housing 18 is not in contact with each other mutually with the hydraulic turbine, when hydraulic turbine main shaft 19 rotates, the inwall of housing 18 and chamber is that static seal connects.Therefore water can be avoided further in chamber when the hydraulic turbine rotates, thus disturbing the properly functioning of electromotor.
A kind of horizontal hydrogenerator group that a kind of specific embodiment of the present invention provides, is provided with the rolling bearing 21 supporting hydraulic turbine main shaft 19 between hydraulic turbine main shaft 19 and housing 18.Even if wherein rolling bearing 21 is the rolling bearing 21 that can also work under the environment having water, rolling bearing 21 is fixedly connected on hydraulic turbine main shaft 19, the rolling bearing base 20 that can pass through to be fixedly connected on chamber inner wall fixes rolling bearing 21, wherein housing 18 and rolling bearing base 20 place keep sealing to prevent the water entered in housing 18 from spilling, the coefficient of friction of hydraulic turbine main shaft 19 can be reduced thus improving transmission efficiency by rolling bearing 21 1 aspect, on the other hand relative to traditional sliding bearing, not only easy to maintenance but also less costly.
Further, in order to make the hydraulic turbine more smoothly run, in the present embodiment, the hydraulic turbine is provided with a support arrangement away from the one end being connected with electromotor, propping up the hub bearing 22 that support arrangement includes being arranged on the wheel hub 9 of the hydraulic turbine, hub bearing 22 and rolling bearing 21 are coaxial.Wherein hub bearing 22 is fixed in draft tube 11 by hub bearing supporting seat 10, therefore when the impeller of the hydraulic turbine is subject to hydraulic action rotation, hydraulic turbine main shaft 19 can be driven to rotate under the support of hub bearing 22 and rolling bearing 21, therefore can weaken the hydraulic turbine under traditional cantilever support because being subject to the vibration that hydraulic action produces, improve the stability of hydraulic turbine operating further.Between the inwall of the lateral wall of chamber and water stream channel 1, wherein it is provided with movable guide vane 7, the discharge in from water stream channel 1 to draft tube 11 can be changed by stator 7, and then change the rotating speed of the wheel blade 8 of the hydraulic turbine, therefore when the hydraulic turbine because when rotating speed produces unstable situation, hydraulic turbine stable operation in certain rotating speed can be adjusted by stator 7.
Refer to the support schematic diagram that Fig. 5, Fig. 5 are electromotor in Fig. 1.
A kind of horizontal hydrogenerator group that a kind of specific embodiment of the present invention provides, being provided with generator shaft near the one end being connected with the hydraulic turbine on generator shaft 6 and prop up support arrangement, generator shaft props up the generator pilot bearing 4 that support arrangement includes being connected and the generator pilot bearing support base 15 supporting generator pilot bearing 4 with generator shaft 6.In the present embodiment, it is possible to generator pilot bearing is supported base 15 and is fixedly connected on the inside of chamber, generator shaft 6 frictional force in the running can be reduced by generator pilot bearing 4 one aspect, reduce the abrasion of generator shaft 6；Generator shaft 6 can be made smoothly to rotate on the other hand.
In order to make above-mentioned generator shaft more smoothly rotate, in the present embodiment, generator shaft props up the thrust bearing 5 that support arrangement also includes connecting with generator shaft 6, and thrust bearing 5 is fixedly connected on generator pilot bearing and supports on base 15.On generator shaft 6, wherein it is provided with the boss cooperated with thrust bearing 5, the axial displacement of generator shaft 6 can be limited by the boss on thrust bearing 5 and generator shaft 6.Thrust bearing 5 is fixedly connected on generator pilot bearing and supports on base 15, it is simple to the lubrication of thrust bearing 5 and generator pilot bearing 4 and sealing.
Further, in the present embodiment, generator shaft being provided with end away from the one end being connected with the hydraulic turbine and props up support arrangement, end is propped up support arrangement and is included being fixedly connected on the end bearing 14 of generator shaft 6 and the end bearing supporting seat 13 of supporting base end portion bearing 14.Wherein the rotor 3 of electromotor is on the generator shaft 6 that support arrangement is propped up in end and generator shaft props up between support arrangement, the stator 2 of electromotor is positioned at the inwall of cavity and mutually corresponding with the rotor 3 of electromotor, when generator shaft 6 rotates, end bearing 14 and generator pilot bearing 4 bear radial force, thrust bearing 5 bears axial force, therefore can limit the radial and axial displacement of generator shaft 6, make generator shaft 6 more smoothly rotate, so that rotor 3 also more stably rotates.
In sum, a kind of horizontal hydrogenerator group that the embodiment of the present invention provides, hydraulic turbine main shaft 19 and generator shaft 6 can be carried out contactless connection by magnetic coupling, when hydraulic turbine main shaft 19 rotates, can be rotated by drive electrical generators main shaft 6 by magnetic coupling, electromotor is finally made to produce electric energy, therefore the vibration that the hydraulic turbine and electromotor produce can be avoided mutually to transmit by contactless the flexibly connecting of magnetic coupling, so that horizontal hydrogenerator group can more smoothly be run.
It should be noted that in this article, the relational terms of such as first and second or the like is used merely to make a distinction an entity and another entity, and not necessarily requires or imply the relation that there is any this reality between these entities or order.
Above a kind of horizontal hydrogenerator group provided by the present invention is described in detail.Principles of the invention and embodiment are set forth by specific case used herein, and the explanation of above example is only intended to help to understand the core concept of the present invention.It should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to the present invention carries out some improvement and modification, these improve and modify in the protection domain also falling into the claims in the present invention.
Claims (8)
1. a horizontal hydrogenerator group, including the hydraulic turbine and the electromotor being positioned at a chamber, it is characterised in that the described hydraulic turbine includes hydraulic turbine main shaft, described electromotor includes generator shaft, and one end of described hydraulic turbine main shaft and one end of described generator shaft are connected by magnetic coupling.
2. horizontal hydrogenerator group according to claim 1, it is characterized in that, described magnetic coupling includes being arranged on first magnetic pole of described hydraulic turbine main shaft one end and being arranged on second magnetic pole of described generator shaft one end, described hydraulic turbine main shaft one end is provided with circular groove, described circular groove is coaxial with described hydraulic turbine main shaft, described first magnetic pole is positioned on the medial wall of described circular groove, and described second magnetic pole is positioned at described circular groove.
3. horizontal hydrogenerator group according to claim 2, it is characterized in that, described hydraulic turbine main shaft outer cover is provided with the housing that one end is closed and the other end opens wide, one end that described housing is closed is between described first magnetic pole and described second magnetic pole, and one end that described housing opens wide is connected with the inner wall sealing of described chamber.
4. horizontal hydrogenerator group according to claim 3, it is characterised in that be provided with the rolling bearing supporting described hydraulic turbine main shaft between described hydraulic turbine main shaft and described housing.
5. the horizontal hydrogenerator group according to any one of Claims 1-4, it is characterized in that, the described hydraulic turbine is provided with a support arrangement away from the one end being connected with described electromotor, it is coaxial that described support arrangement includes the hub bearing being arranged on the wheel hub of the described hydraulic turbine, described hub bearing and described rolling bearing.
6. horizontal hydrogenerator group according to claim 5, it is characterized in that, being provided with generator shaft near the one end being connected with the described hydraulic turbine on described generator shaft and prop up support arrangement, described generator shaft props up the generator pilot bearing that support arrangement includes being connected and the generator pilot bearing support base supporting described generator pilot bearing with described generator shaft.
7. horizontal hydrogenerator group according to claim 6, it is characterised in that described generator shaft props up the thrust bearing that support arrangement also includes connecting with described generator shaft, described thrust bearing is fixedly connected on described generator pilot bearing and supports on base.
8. horizontal hydrogenerator group according to claim 7, it is characterized in that, being provided with end away from the one end being connected with the described hydraulic turbine on described generator shaft and prop up support arrangement, described end is propped up support arrangement and is included being fixedly connected on the end bearing of described generator shaft and support the end bearing supporting seat of described end bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610246730.9A CN105736218A (en) | 2016-04-19 | 2016-04-19 | Horizontal water turbine generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610246730.9A CN105736218A (en) | 2016-04-19 | 2016-04-19 | Horizontal water turbine generator set |
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| Publication Number | Publication Date |
|---|---|
| CN105736218A true CN105736218A (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610246730.9A Pending CN105736218A (en) | 2016-04-19 | 2016-04-19 | Horizontal water turbine generator set |
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| CN (1) | CN105736218A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106870255A (en) * | 2017-03-28 | 2017-06-20 | 天津市永亮水电设备制造有限公司 | A kind of combined type tail water generating set |
| CN108087180A (en) * | 2018-01-09 | 2018-05-29 | 河南新飞纪元节能科技股份有限公司 | Vertical postposition bulb vertical axis stretches axial-flow hydrogenerator group |
| CN111911330A (en) * | 2020-07-09 | 2020-11-10 | 哈尔滨首捷智能科技有限公司 | Horizontal vertical axis hydraulic turbine of layered resistance |
| CN112014134A (en) * | 2020-08-20 | 2020-12-01 | 江苏科技大学 | Experimental device for floating type horizontal shaft water turbine |
| CN112997000A (en) * | 2018-09-07 | 2021-06-18 | 金成植 | Hydroelectric power generation device with turbine wheel rotating body turbine and pipe rotor turbine installed in multi-stage series |
| CN117498606A (en) * | 2023-11-09 | 2024-02-02 | 东莞市素派驱动科技有限公司 | Magnetic coupling power transmission split submersible motor |
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| CN102434355A (en) * | 2011-12-22 | 2012-05-02 | 重庆水轮机厂有限责任公司 | Radial thrust bearing of horizontal turbine power generator |
| CN203161424U (en) * | 2013-03-08 | 2013-08-28 | 朱小明 | Slurry turbine power generation mechanism for well drilling |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106870255A (en) * | 2017-03-28 | 2017-06-20 | 天津市永亮水电设备制造有限公司 | A kind of combined type tail water generating set |
| CN108087180A (en) * | 2018-01-09 | 2018-05-29 | 河南新飞纪元节能科技股份有限公司 | Vertical postposition bulb vertical axis stretches axial-flow hydrogenerator group |
| CN108087180B (en) * | 2018-01-09 | 2024-01-23 | 河南新飞纪元节能科技股份有限公司 | Vertical rear bulb vertical shaft extending through-flow water wheel generator set |
| CN112997000A (en) * | 2018-09-07 | 2021-06-18 | 金成植 | Hydroelectric power generation device with turbine wheel rotating body turbine and pipe rotor turbine installed in multi-stage series |
| CN112997000B (en) * | 2018-09-07 | 2024-05-24 | 金成植 | Hydroelectric power generation device with multiple-stage serial-connection of tube turbine and tube rotor turbine of water turbine rotating body |
| CN111911330A (en) * | 2020-07-09 | 2020-11-10 | 哈尔滨首捷智能科技有限公司 | Horizontal vertical axis hydraulic turbine of layered resistance |
| CN112014134A (en) * | 2020-08-20 | 2020-12-01 | 江苏科技大学 | Experimental device for floating type horizontal shaft water turbine |
| CN117498606A (en) * | 2023-11-09 | 2024-02-02 | 东莞市素派驱动科技有限公司 | Magnetic coupling power transmission split submersible motor |
| CN117498606B (en) * | 2023-11-09 | 2024-06-04 | 东莞市素派驱动科技有限公司 | Magnetic coupling power transmission split submersible motor |
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Application publication date: 20160706 |
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