CN106286078B - Adapt to the adjustable runner hydraulic turbine of flow - Google Patents
Adapt to the adjustable runner hydraulic turbine of flow Download PDFInfo
- Publication number
- CN106286078B CN106286078B CN201610658422.7A CN201610658422A CN106286078B CN 106286078 B CN106286078 B CN 106286078B CN 201610658422 A CN201610658422 A CN 201610658422A CN 106286078 B CN106286078 B CN 106286078B
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- runner
- flow
- bracket
- connecting hole
- spiral case
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Classifications
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- 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
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
-
- 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
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/02—Casings
-
- 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
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
-
- 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
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/16—Stators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Turbines (AREA)
Abstract
The present invention relates to a kind of adjustable runner hydraulic turbines of adaptation flow comprising is equipped with the spiral case of governor, rotating mechanism is set above spiral case, rotating mechanism is arranged shaft, successively sets draft tube straight pipe and draft tube bend loss below spiral case；Shaft is vertically arranged, and runner is arranged in lower end；Runner includes big flow runner, the small flow runner suitable for small flow working environment suitable for big flow working environment, big flow runner is identical with the lower equal diameter of ring with the crown of small flow runner, and the stress surface area of the runner bucket of big flow runner is greater than the stress surface area of the runner bucket of small flow runner；Big flow runner and small flow runner are operatively connected to shaft, and link position is in spiral case.Unit is set to be suitble to the operating scheme of actual flow according to dry season, wet season selection by replacing large and small flow runner.Main shaft must be hung or take out the trouble of rotor by changing maintenance rotary wheel of water turbine in traditional vertical unit.
Description
Technical field
The present invention relates to a kind of hydraulic turbines, more particularly, to a kind of adjustable runner hydraulic turbine of adaptation flow.
Background technique
Water flow difference due to the difference in season is carried out in power station；Dry season in winter water is few, such as the water in dry season
Flow only has the 50% of single-machine capacity, uses the unit generation of former runner at this time, such as entitled " a kind of to use minor speed axle construction
Vertical turbine " hydraulic turbine shown in (publication number CN202883221U), the operating condition of rotary wheel of water turbine is in serious undesirable
Working condition, turbine efficiency substantially reduce.In the prior art in order to making full use of the flow in dry season, common method
Be using a large sized unit with a small-load generators or two large sized units with a small-load generators, again or
Three large sized units of person are with the configuration such as small-load generators, to meet the practical water situation in power station.Large sized unit is used
To generate electricity in the season of abundant water, small-load generators generate electricity when dry season.This selection to the unit design of unit,
Workshop arrangement, maintenance and the deposit with product spare part are made troubles.
Summary of the invention
The main purpose of the present invention is to provide a kind of adjustable runner hydraulic turbines that adaptation water flow in dry season is reduced.
Above-mentioned technical problem of the invention is mainly to be addressed by following technical proposals: adapting to the adjustable runner of flow
The hydraulic turbine, the spiral case including being equipped with governor set rotating mechanism above spiral case, and rotating mechanism is arranged shaft, below spiral case according to
It is secondary to set draft tube straight pipe and draft tube bend loss, it is characterised in that: the shaft is vertically arranged, and runner is arranged in lower end；Runner
Including being suitable for the big flow runner of big flow working environment, suitable for the small flow runner of small flow working environment, big flow
Runner is identical with the equal diameter of upper ring and a lower ring of small flow runner, and the stress surface area of the runner bucket of big flow runner is greater than small
The stress surface area of the runner bucket of flow runner；Big flow runner and small flow runner are operatively connected to shaft, and even
Position is connect to be in spiral case.The vertical unit of the technical program applies large and small flow pinwheel technique, in the selection big flow of wet season
Runner selects small flow runner in dry season；To allow unit according to dry season, rich by the large and small flow runner of replacement
The water phase selects the operating scheme for being suitble to actual flow.It must be hung in addition, changing and overhauling rotary wheel of water turbine in traditional vertical unit
Main shaft or the trouble for taking out rotor, greatly save the period of replacement runner, also bring convenience for the maintenance repair of rotary wheel of water turbine.
Connect preferably, a pair of of ring flange is arranged between the draft tube straight pipe and draft tube bend loss and constitutes flange
It connects；By flanged joint, connection is quick, and sealing element easy to set up between two flanges, has preferable sealing reliability.
Preferably, an annular groove is respectively arranged in the opposite disk of two ring flanges, and it is arranged in the outside of outer circumference surface
There are bracket and pivoted frame；Bracket is equipped with the first connecting hole, and the center line of the first connecting hole is parallel with ring flange axis；Pivoted frame insertion the
The free end of one connecting hole, bracket and pivoted frame is bent to ring flange center direction to be extended, and the end of extended segment is respectively to corresponding
The bending of ring flange disk extends up in the annular groove for being inserted into corresponding disk.The position of annular groove is limited using pivoted frame and bracket,
To which assembly efficiency can be greatly improved rapidly by two ring flange circumference completely to just for two ring flange circumferential alignments.
Preferably, bracket and pivoted frame protrude into the setting of the end in annular groove steel ball.Steel ball is in contact with annular groove, contact
Area is small, reduces frictional resistance when pushing bracket, reduces the difficulty of operation.
Preferably, pivoted frame is equipped with the first lockhole and the second lockhole；Bracket is equipped with the second connecting hole, in the second connecting hole
Heart line is vertical with ring flange axis, and the center line of the center line of the second connecting hole and the first connecting hole intersects；Second connecting hole
Middle setting inserted link, inserted link include head and shank, and head is inserted into the first connecting hole and passes through the first lockhole or the second lockhole.First
Lockhole and the second lockhole make the free end of bracket and pivoted frame in two kinds of clamp distances, that is, are in and are caught in annular groove or abjection annular
Bracket and pivoted frame can be installed on ring flange or disassembled from ring flange by channel-shaped state.The same of the first lockhole is inserted on inserted link head
When pass through pivoted frame, increase the insertion depth of inserted link, enhance the intensity of inserted link, the locking of pivoted frame is stronger, push bracket when inserted link
Head is not easy stress deformation or bending.
Preferably, shank is equipped with U-shaped hole, the centerline parallel of the length direction of U-shaped hole and the second connecting hole；U-shaped hole
Support frame is arranged on pin shaft in middle setting pin shaft, and support frame is fixed on bracket.It pull and push inserted link can along U-shaped hole, change insert port
It is easy to operate, quick；Pin shaft is set, and inserted link can be rotated along pin shaft, and inserted link is made to form receiving state；And space can be reduced and accounted for
There is rate, convenient for protection inserted link.
Preferably, bracket is towards two grooves of setting and pressing plate on the side wall of ring flange outer circumference surface side, it is each recessed
One sphere is set in slot, and part sphere passes through pressing plate, and the volume of sphere exposed portion is less than the half of sphere.Groove and
Pressing plate forms the space of accommodating sphere, rotate sphere can in a groove, and will not fall off from slot；It is simple and reliable for structure, it can
Bear the relatively noticeable effort in carriage turns direction.Sphere is contacted with ring flange outer circumference surface, reduces friction resistance when pushing bracket
Power makes more convenient operation, and will not damage bracket and ring flange outer peripheral surface.
Preferably, being provided with groove on the outer peripheral surface of two ring flanges, groove extends to form closed along disk body circumference
Annular groove；Two spheres distinguish one groove of face.By the cooperation of two spheres and two grooves, by the upper of two ring flange circumference
Lower distance is adjusted to consistent.
Therefore, the vertical unit of the present invention selects unit according to dry season, wet season by replacing large and small flow runner
Select the operating scheme of suitable actual flow.Main shaft must be hung or take out rotor by changing maintenance rotary wheel of water turbine in traditional vertical unit
Trouble, greatly save replacement runner period, also bring convenience for the maintenance repair of rotary wheel of water turbine.In addition, straight pipe
Bracket and pivoted frame are set with the ring flange of bend loss, assembly efficiency can be greatly improved quickly by two ring flanges to just.
Detailed description of the invention
Attached drawing 1 is a kind of structural schematic diagram of the invention.
Attached drawing 2 is enlarged drawing at the A of attached drawing 1.
Attached drawing 3 is a kind of structural schematic diagram of pivoted frame.
Attached drawing 4 is a kind of structural schematic diagram of bracket.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: the present invention adapts to the adjustable runner hydraulic turbine of flow, as shown in Fig. 1 comprising be equipped with governor
Spiral case 6 sets rotating mechanism 7 above spiral case 6, and shaft 3 is arranged in rotating mechanism 7, and 6 lower section of spiral case successively sets 2 He of draft tube straight pipe
Draft tube bend loss 5；Shaft 3 is vertically arranged, and runner is arranged in lower end；Runner includes the big flow turn suitable for big flow working environment
It takes turns, suitable for the small flow runner of small flow working environment, the equal diameter of upper ring and a lower ring of big flow runner and small flow runner
Identical, the stress surface area of the runner bucket of big flow runner is greater than the stress surface area of the runner bucket of small flow runner；Greatly
Flow runner and small flow runner are operatively connected to shaft 3, and link position is in spiral case 6.
There is inlet valve 1 on the water inlet pipe of spiral case 6, draft tube is set on 2 side wall of draft tube straight pipe of 1 side of inlet valve
Inlet port 4.
A pair of of ring flange 10 is set between draft tube straight pipe 2 and draft tube bend loss 5 and constitutes flanged joint；Straight pipe and
Bend loss is by flanged joint, and connection is quick, and sealing element easy to set up between two flanges, has preferable sealing reliability.
As shown in attached drawing 1, attached drawing 2, attached drawing 3, attached drawing 4, an annular groove is respectively set in the opposite disk of two ring flanges 10
101, and bracket 33 and pivoted frame 23 are provided on the outside of outer circumference surface；Bracket 33 is equipped with the first connecting hole 32, the first connecting hole
32 center line is parallel with 10 axis of ring flange；Pivoted frame 23 is inserted into the first connecting hole 32, the free end of bracket 33 and pivoted frame 23 to
The bending of 10 center position of ring flange extends, and the end of two extended segments 21,31 is bent to corresponding 10 disk of ring flange respectively to be extended
Until being inserted into the annular groove 101 of corresponding disk.Pivoted frame 23 is inserted into the first connecting hole 32 on bracket 33, is formed rotation and is connected
It connects, and is axially movable.In use, by a part of two ring flanges 10 to it is positive (such as a hole of two ring flanges is aligned, then
Inserted in the hole with a pin), pivoted frame 23 and bracket 33 are caught in corresponding annular groove 101, push bracket 33 along ring flange
Circumference is mobile, the position of annular groove 101 is limited using pivoted frame 23 and bracket 33, thus by two ring flange circumferential alignments, i.e., by two
Ring flange circumference completely to just, to be quickly assembled to together.
Bracket 33 and pivoted frame 23 protrude into the setting of the end in annular groove 101 steel ball 22.Steel ball 22 connects with annular groove 101
Touching, contact area is small, reduces frictional resistance when pushing bracket, reduces the difficulty of operation.
As shown in attached drawing 2, attached drawing 3, attached drawing 4, pivoted frame 23 is equipped with the first lockhole 24 and the second lockhole 25；Bracket 33 is equipped with the
The center line of two connecting holes 34, the second connecting hole 34 is vertical with 10 axis of ring flange, and the center line of the second connecting hole 34 and
The center line of one connecting hole 32 intersects；Inserted link is set in the second connecting hole 34, and inserted link includes head 42 and shank 41, and head 42 is inserted
Enter the first connecting hole 32 and passes through the first lockhole 24 or the second lockhole 25.The setting of first lockhole 24 and the second lockhole 25, makes to hold in the palm
The free end of frame 33 and pivoted frame 23 in two kinds of clamp distances, for example, when inserted link head 42 be inserted into the first lockhole 24 when, bracket 33
Annular groove 101 is caught in the free end of pivoted frame 23；When the first lockhole 25 is inserted on inserted link head 42, extends bracket 33 and turn
The distance between the free end of frame 23 can deviate from from annular groove 101, at this point, can be whole from ring flange by bracket 33 and pivoted frame 23
On remove, with recycling.The intersection of the center line of the center line of second connecting hole 34 and the first connecting hole 32, makes inserted link head 42
Pivoted frame 23 is passed through while being inserted into the first lockhole 24, plays the locking effect to pivoted frame, and increase the insertion depth of inserted link, enhancing
The intensity of inserted link, inserted link head stress deformation or bending when avoiding pushing bracket operation.
Shank 41 is equipped with U-shaped hole 43, the centerline parallel of the length direction of U-shaped hole 43 and the second connecting hole 34；U-shaped hole 43
Middle setting pin shaft 44, support frame 45 is arranged on pin shaft 44, and support frame 45 is fixed on bracket 33.Shank 41 is equipped with U-shaped hole 43, makes
Inserted link can be pulled and pushed along U-shaped hole 43, this convenient for selecting one as insertion position between the first lockhole 24 and the second lockhole 25
Structure changes the easy to operate, quick of insert port；After pin shaft 44 is arranged in U-shaped hole 43, inserted link axis is pulled outwardly, and keeps head complete
Deviate from bracket, inserted link can be rotated along pin shaft, and inserted link is made to form receiving state, and stowing operation is convenient；Storage inserted link can reduce sky
Between occupation rate, be convenient for packed and transported, be also convenient for protection inserted link, be not easy to be damaged by external force.
Bracket 33 is towards being arranged two grooves and pressing plate 51 on the side wall of 10 outer circumference surface side of ring flange, in each groove
One sphere 52 is set, and part sphere 52 passes through pressing plate 51, and the volume of sphere exposed portion is less than the half of sphere.Bracket
Groove and pressing plate 51 on 33 side walls form the space of accommodating sphere 52, rotate sphere 52 can in a groove, and wherein sphere reveals
The volume of part is less than the half of sphere out, and sphere is made not fall off from slot.Sphere 51 and 10 outer circumference surface of ring flange
Contact, reduce contact area, reduce push bracket when frictional resistance, improve the convenience of operation, and will not damage bracket and
Ring flange outer peripheral surface improves the service life of bracket.
Groove 102 is provided on the outer peripheral surface of two ring flanges 10, groove 102 extends to form closed ring along disk body circumference
Slot；Two spheres 52 slide into the groove 102 of two ring flanges respectively；When pushing bracket, two spheres 51 and two ring flanges
Groove 102 formed cooperation, by the distance up and down for the two ring flange circumferential locations passed through be adjusted to unanimously, avoid two ring flanges it
Between gap it is inappropriate.
The present invention has the advantage that 1, for vertical unit, application size flow pinwheel technique brings possibility, from
But unit can select the operating scheme for being suitble to actual flow according to dry season, wet season；2, traditional vertical unit is changed
Middle maintenance rotary wheel of water turbine must hang main shaft or take out the trouble of rotor, greatly save the period of replacement runner, also turn for the hydraulic turbine
The maintenance repair of wheel brings convenience.
Claims (7)
1. a kind of adjustable runner hydraulic turbine of adaptation flow, the spiral case (6) including being equipped with governor, spiral case (6) top set rotation
Shaft (3) are arranged in mechanism (7), rotating mechanism (7), successively set draft tube straight pipe (2) and draft tube bend loss below spiral case (6)
(5), it is characterised in that: the shaft (3) is vertically arranged, and runner is arranged in lower end；Runner includes being suitable for big flow working environment
Big flow runner, the small flow runner suitable for small flow working environment, the crown of big flow runner and small flow runner and
The lower equal diameter of ring is identical, and the stress surface area of the runner bucket of big flow runner is greater than the stress of the runner bucket of small flow runner
Face area；Big flow runner and small flow runner are operatively connected to shaft (3), and link position is in spiral case (6)；Institute
A pair of of ring flange (10) is set between the draft tube straight pipe (2) stated and draft tube bend loss (5) and constitutes flanged joint；Two flanges
One annular groove (101) is respectively set in the opposite disk of disk (10), and is provided with bracket (33) on the outside of outer circumference surface and turns
Frame (23)；Bracket (33) is equipped with the first connecting hole (32), and the center line of the first connecting hole (32) is parallel with ring flange (10) axis；
Pivoted frame (23) is inserted into the first connecting hole (32), and the free end of bracket (33) and pivoted frame (23) is bent to ring flange (10) center position
Extend, the end of extended segment extends up to the annular groove for being inserted into corresponding disk to the bending of corresponding ring flange (10) disk respectively
(101) in.
2. the adjustable runner hydraulic turbine of adaptation flow according to claim 1, it is characterised in that: the spiral case (6) into
There is inlet valve (1) on water pipe, draft tube inlet port (4) are set on draft tube straight pipe (3) side wall of inlet valve (1) side.
3. the adjustable runner hydraulic turbine of adaptation flow according to claim 1, it is characterised in that: the bracket (33) and turn
Frame (23) protrudes into the setting of the end in annular groove (101) steel ball (22).
4. the adjustable runner hydraulic turbine of adaptation flow according to claim 1, it is characterised in that: the pivoted frame (23) is equipped with
First lockhole (24) and the second lockhole (25)；Bracket (33) is equipped with the second connecting hole (34), the center line of the second connecting hole (34)
It is vertical with ring flange (10) axis, and the center line of the center line of the second connecting hole (34) and the first connecting hole (32) intersects；The
Inserted link is set in two connecting holes (34), and inserted link includes head (42) and shank (41), and head (42) are inserted into the first connecting hole (32)
And pass through the first lockhole (24) or the second lockhole (25).
5. the adjustable runner hydraulic turbine of adaptation flow according to claim 4, it is characterised in that: the shank (41) is equipped with
U-shaped hole (43), the length direction of U-shaped hole (43) and the centerline parallel of the second connecting hole (34)；Pin shaft is set in U-shaped hole (43)
(44), support frame (45) are set on pin shaft (44), support frame (45) is fixed on bracket (33).
6. according to claim 1 to the adjustable runner hydraulic turbine of adaptation flow described in any claim in 5, it is characterised in that:
The bracket (33) is each recessed towards two grooves of setting and pressing plate (51) on the side wall of ring flange (10) outer circumference surface side
One sphere (52) is set in slot, and part sphere (52) passes through pressing plate (51), and the volume of sphere exposed portion is less than the two of sphere
/ mono-.
7. the adjustable runner hydraulic turbine of adaptation flow according to claim 6, it is characterised in that: two ring flanges (10)
Outer peripheral surface on be provided with groove (102), groove (102) extends to form closed annular groove along disk body circumference；Two spheres
(52) difference one groove (102) of face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610658422.7A CN106286078B (en) | 2016-08-12 | 2016-08-12 | Adapt to the adjustable runner hydraulic turbine of flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610658422.7A CN106286078B (en) | 2016-08-12 | 2016-08-12 | Adapt to the adjustable runner hydraulic turbine of flow |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106286078A CN106286078A (en) | 2017-01-04 |
| CN106286078B true CN106286078B (en) | 2019-03-01 |
Family
ID=57668602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610658422.7A Active CN106286078B (en) | 2016-08-12 | 2016-08-12 | Adapt to the adjustable runner hydraulic turbine of flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106286078B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867586A (en) * | 2018-06-15 | 2018-11-23 | 中国水利水电第五工程局有限公司 | A kind of draft tube installation method, draft tube support frame |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1010717A (en) * | 1963-07-17 | 1965-11-24 | Voith Gmbh J M | Machine set for a pumped-storage power plant |
| JPS6166866A (en) * | 1984-09-10 | 1986-04-05 | Fuji Electric Co Ltd | Draft tube for reaction water turbine |
| JPH0972270A (en) * | 1995-09-06 | 1997-03-18 | Mitsubishi Heavy Ind Ltd | Water turbine or reversible pump turbine |
| CN2610111Y (en) * | 2003-03-10 | 2004-04-07 | 刘思 | Integral mixed flow vertical hydroelectric generating set |
| CN102828883A (en) * | 2011-06-17 | 2012-12-19 | 杭州诚德发电设备有限公司 | Double-wheel water turbine with adjustable turning wheels |
| CN103206335A (en) * | 2013-04-07 | 2013-07-17 | 水利部农村电气化研究所 | Horizontal mixed-flow water turbine generator set |
| CN103498749A (en) * | 2013-09-27 | 2014-01-08 | 河海大学 | Small-sized mixed-flow pump turbine for low water head pumped storage power station |
-
2016
- 2016-08-12 CN CN201610658422.7A patent/CN106286078B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1010717A (en) * | 1963-07-17 | 1965-11-24 | Voith Gmbh J M | Machine set for a pumped-storage power plant |
| JPS6166866A (en) * | 1984-09-10 | 1986-04-05 | Fuji Electric Co Ltd | Draft tube for reaction water turbine |
| JPH0972270A (en) * | 1995-09-06 | 1997-03-18 | Mitsubishi Heavy Ind Ltd | Water turbine or reversible pump turbine |
| CN2610111Y (en) * | 2003-03-10 | 2004-04-07 | 刘思 | Integral mixed flow vertical hydroelectric generating set |
| CN102828883A (en) * | 2011-06-17 | 2012-12-19 | 杭州诚德发电设备有限公司 | Double-wheel water turbine with adjustable turning wheels |
| CN103206335A (en) * | 2013-04-07 | 2013-07-17 | 水利部农村电气化研究所 | Horizontal mixed-flow water turbine generator set |
| CN103498749A (en) * | 2013-09-27 | 2014-01-08 | 河海大学 | Small-sized mixed-flow pump turbine for low water head pumped storage power station |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106286078A (en) | 2017-01-04 |
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