CN103206335A - Horizontal mixed-flow water turbine generator set - Google Patents
Horizontal mixed-flow water turbine generator set Download PDFInfo
- Publication number
- CN103206335A CN103206335A CN2013101181033A CN201310118103A CN103206335A CN 103206335 A CN103206335 A CN 103206335A CN 2013101181033 A CN2013101181033 A CN 2013101181033A CN 201310118103 A CN201310118103 A CN 201310118103A CN 103206335 A CN103206335 A CN 103206335A
- Authority
- CN
- China
- Prior art keywords
- thrust
- ring
- oil
- main shaft
- bearing
- Prior art date
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 11
- 239000002828 fuel tank Substances 0.000 claims description 9
- 239000000314 lubricant Substances 0.000 claims description 6
- 238000007790 scraping Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 238000007363 ring formation reaction Methods 0.000 description 2
- 238000010977 unit operation Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Hydraulic Turbines (AREA)
Abstract
The invention relates to a horizontal mixed-flow water turbine generator set which comprises a water turbine, a spindle, a thrust bearing, a generator, a rear guide bearing and a flywheel. The spindle is erected on the thrust bearing and the rear guide bearing, the water turbine comprises a water inlet pipe, a turning wheel, a guide vane, a water guide mechanism, a volute, a tail water pipe, a top cover and a bottom ring, a plurality of pressure steel pipes are connected with one another by flanges to form the water inlet pipe, the tail-end pressure steel pipe is connected with the volute, the volute is arranged on the outer side of the top cover, a fixed guide vane device is arranged in the top cover, and one end of the fixed guide vane device is connected with the volute 7. The horizontal mixed-flow water turbine generator set has the advantages that a thrust water cavity is arranged among a lower ring, the bottom ring and the top cover, high-pressure water of the tail-end pressure steel pipe is guided to the thrust water cavity, and the turning wheel generates axial reacting force under the effect of the high-pressure water, so that axial thrust is balanced, stress on a thrust bearing shoe is reduced, the shoe temperature of the thrust bearing of the horizontal mixed-flow water turbine generator set is reduced, the accident rate is reduced, and normal running of the horizontal mixed-flow water turbine generator set is guaranteed.
Description
Technical field
The present invention relates to a kind of horizontal mixed flow hydraulic generator unit.
Background technique
As shown in Figure 1, horizontal mixed flow hydraulic generator unit comprises water turbine, main shaft, thrust-bearing, generator, back guide bearing and flywheel, and main shaft is erected on thrust-bearing and the back guide bearing; Described water turbine comprises intake pipe, runner, stator, water distributor, spiral case, draft tube, top cover and base ring, intake pipe is connected and composed by flange by the multistage penstock, the terminal pressure steel pipe is connected with described spiral case, described spiral case is arranged on the outside of top cover, be provided with the fixed guide vane device on the top cover, one end of fixed guide vane device connects spiral case, described runner is arranged in the runner cavity of top cover and base ring formation, and the other end of fixed guide vane device connects the runner cavity; Described stator is arranged in the fixed guide vane device and is controlled by described water distributor, and draft tube connects the water outlet of runner cavity; One end of described main shaft is connected with runner, the intermediate section of main shaft drives generator for electricity generation, and the other end is connected with flywheel, and the right-hand member of described thrust-bearing is provided with runner plate, runner plate is fixedly installed on the main shaft, and a side of runner plate is provided with thrust bearing shoe valve and matches with described runner plate.
When unit operation, can produce an end thrust along major axes orientation in the rotary wheel of water turbine rotary course, pass to thrust bearing shoe valve by the runner plate on the main shaft, along with the increasing of guide vanes of water turbine aperture and the increase of generator load, stressed also the increasing gradually of thrust bearing shoe valve and cause a watt temperature rise finally causes the tile kilning accident.
Summary of the invention
The ubiquitous bearing liner temperature of horizontal mixed flow hydraulic generator unit is high in order to solve, the technological deficiency of easy tile kilning in service, the purpose of this invention is to provide a kind of horizontal mixed flow hydraulic generator unit, can reduce the hydraulic thrust that water turbine produces when making this type hydraulic generator unit operation, and then reduction unit thrust bearing segment temperature, reduce accident rate, guarantee the normal operation of unit.
In order to realize above-mentioned purpose, the present invention has adopted following technological scheme:
A kind of horizontal mixed flow hydraulic generator unit, this hydraulic generator unit comprise water turbine, main shaft, thrust-bearing, generator, back guide bearing and flywheel, and main shaft is erected on thrust-bearing and the back guide bearing; Described water turbine comprises intake pipe, runner, stator, water distributor, spiral case, draft tube, top cover and base ring, intake pipe is connected and composed by flange by the multistage penstock, the terminal pressure steel pipe is connected with described spiral case, described spiral case is arranged on the outside of top cover, be provided with the fixed guide vane device in the top cover, an end of fixed guide vane device connects spiral case 7.Described runner is arranged in the runner cavity of top cover and base ring formation, and the other end of fixed guide vane device connects the runner cavity; Described stator is arranged in the fixed guide vane device and is controlled by described water distributor, and draft tube connects the water outlet of runner cavity; One end of described main shaft is connected with runner, the intermediate section of main shaft drives generator for electricity generation, and the other end is connected with flywheel, and the right-hand member of described thrust-bearing is provided with runner plate, runner plate is fixedly installed on the main shaft, and a side of runner plate is provided with thrust bearing shoe valve and matches with described runner plate; Described runner cavity is respectively arranged with crown labyrinth seal ring and encircles the labyrinth seal ring down in the both sides of fixed guide vane setting position, described runner comprises ring and crown down, following ring is connected by blade with crown, the middle part of described crown is provided with draft cone and fixedlys connected with described main shaft, match with described crown labyrinth seal ring in the exterior edge face of crown, described ring down is annular construction member, match with the described labyrinth seal of ring down ring in the exterior edge face of following ring, and the inner side that described base ring is positioned at water outlet is provided with the first dash seal ring, match with the first dash seal ring in the described down side end face of ring, described ring down and base ring with between formation thrust water cavity; Described terminal pressure steel pipe is provided with osculum, is connected with pressure piping on the osculum, and described base ring is provided with round tube hole in the position of thrust water cavity, and the end of pressure piping is connected with round tube hole.
As further improvement, described pressure piping is provided with stop valve.Can control the intake pressure of thrust water cavity by stop valve, the thrust of control main shaft.
As further improvement, the upper and lower both sides of described base ring are respectively equipped with round tube hole in the position of thrust water cavity, and described pressure piping is divided into two, and two pressure pipings are connected with described round tube hole respectively.
As further improvement, be provided with the second dash seal ring between the side end face of described crown and the top cover, the middle part of top cover is connected with main shaft seal, and the termination of described main shaft is erected on the main shaft seal, and the bottom of described top cover is provided with weep hole.
As further improvement, described thrust-bearing comprises frame, and the two ends of frame are provided with oil seal washer by bolt respectively, and the frame inboard is provided with pedestal, and described thrust bearing shoe valve is by regulating the right side that bolt is arranged on pedestal; Described pedestal is provided with radially bearing shell of L type, and described main shaft and L the type radially inner ring of bearing shell match, and are provided with the low thrust dish in the left side of main shaft, radially matches the side of bearing shell with described L type in the side of described low thrust dish.
As further improvement, the bottom of described frame is provided with the cooling fuel tank, be provided with water-cooling tube in the cooling fuel tank, the cooling fuel tank is provided with oil inlet pipe in the relevant position of runner plate, pedestal is provided with filler opening, oil inlet pipe is connected to filler opening, the exterior edge face of described runner plate is provided with oil scraping plate, oil scraping plate is immersed in the filler opening, be formed with the oil storage distribution chamber in the upper end of runner plate, and be provided with the branch oil distributing hole at oil storage distribution chamber sidewall, divide oil distributing hole to be connected between runner plate and the thrust bearing shoe valve, be provided with radial distribution oil pipe on the pedestal in addition, an end of radial distribution oil pipe connects and divides oil distributing hole, and the other end is connected to the radially top of bearing shell of L type, the L type radially bearing shell be provided with radial direction oil hole and oblique oilhole, radial direction oil hole is connected with the radial distribution oil pipe respectively with oblique oilhole, and radial direction oil hole is guided to the main shaft surface with lubricant oil, and oblique oilhole is guided to the radially side of bearing shell of L type with lubricant oil.
As further improvement, the termination of described oil inlet pipe is provided with connecting head, and connecting head is connected by seal ring with filler opening, and the below of connecting head is provided with the compression spring.
The present invention is owing to adopted above-mentioned technological scheme, by between ring and base ring and the top cover thrust water cavity being set down, the high pressure water of terminal pressure steel pipe is guided to the thrust water cavity, make runner have axial reaction force with balancing axial thrust by high pressure water, reduced the stressed of thrust bearing shoe valve, and then reduce unit thrust bearing segment temperature, and reduce accident rate, guarantee the normal operation of unit.
Description of drawings
Fig. 1 is external structure schematic representation of the present invention.
Fig. 2 is structural representation of the present invention.
Fig. 3 is the structural representation of water turbine.
Fig. 4 is the partial enlarged drawing of Fig. 3.
Fig. 5 is the structural representation of thrust-bearing.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is made a detailed explanation.
A kind of horizontal mixed flow hydraulic generator unit as shown in Figure 1, this hydraulic generator unit comprise water turbine 2, main shaft 8, thrust-bearing 3, generator 4, back guide bearing 5 and flywheel 50, and main shaft 8 is erected on thrust-bearing 3 and the back guide bearing 5.As Fig. 2, shown in Figure 3, described water turbine 2 comprises intake pipe 1, runner 6, stator 9, water distributor 10, spiral case 7, draft tube 11, top cover 21 and base ring 22, intake pipe 1 is connected and composed by flange by the multistage penstock, terminal pressure steel pipe 12 is connected with described spiral case 7, described spiral case 7 is arranged on the outside of top cover 21, be provided with fixed guide vane device 23 in the top cover 21, an end of fixed guide vane device 23 connects spiral case 7.Described runner 6 is arranged in the runner cavity 60 of top cover 21 and base ring 22 formations, and the other end of fixed guide vane device 23 connects runner cavity 60; Described stator 9 is arranged in the fixed guide vane device 23 and is controlled by described water distributor 10, and draft tube 11 connects the water outlet of runner cavitys 60; One end of described main shaft 8 is connected with runner 6, the intermediate section of main shaft 8 drives generator 4 generatings, the other end is connected with flywheel 50, the right-hand member of described thrust-bearing 3 is provided with runner plate 81, runner plate 81 is fixedly installed on the main shaft 8, and a side of runner plate 81 is provided with thrust bearing shoe valve 33 and matches with described runner plate 81.
As shown in Figure 3, described runner cavity 60 is respectively arranged with crown labyrinth seal ring 67 and encircles labyrinth seal ring 28 down in the both sides of fixed guide vane device 23 positions, described runner 6 comprises ring 62 and crown 61 down, under encircle 62 and be connected by blade 63 with crown 61, the middle part of described crown 61 is provided with draft cone 64 fixedlys connected with described main shaft 8, matches with described crown labyrinth seal ring 67 in the exterior edge face of crown 61.Described ring 62 down is annular construction member, encircling 62 exterior edge face down matches with the described labyrinth seal of ring down ring 28, and the inner side that described base ring 22 is positioned at water outlet is provided with the first dash seal ring 66, matching with the first dash seal ring 66 in the described side end face of ring 62 down, forms thrust water cavity 25 between described ring 62 down and base ring 22.Be provided with the second dash seal ring 65 between the side end face of described crown 61 and the top cover 21, the middle part of top cover 21 is connected with main shaft seal 27, and the termination of described main shaft 8 is erected on the main shaft seal 27, and the bottom of described top cover 21 is provided with waste pipe 26.As shown in Figure 1, described terminal pressure steel pipe 12 is provided with osculum 14, is connected with pressure piping 13 on the osculum 14, and pressure piping 13 is provided with stop valve 15.As shown in Figure 4, the upper and lower both sides of described base ring 22 are respectively equipped with round tube hole 24 in the position of thrust water cavity 25, and described pressure piping 13 is divided into two in stop valve 15 rear ends, and two pressure pipings 13 are connected with described round tube hole 24 respectively.Pressure piping 13 is guided to thrust water cavity 25 with the high pressure water of terminal pressure steel pipe 12, make runner 6 have axial reaction force with the balancing axial hydraulic thrust by high pressure water, reduced the stressed of thrust bearing shoe valve 33, and then reduce by 3 watts of temperature of unit thrust-bearing, reduce accident rate, guarantee the normal operation of unit.Described stop valve 15 also can be mortor operated valve, controls the switch of mortor operated valve by distant place order, and the aperture of regulating mortor operated valve according to the size of the hydraulic thrust of the aperture of guide vanes of water turbine and generation thereof.
As shown in Figure 5, described thrust-bearing 3 comprises frame 31, and the two ends of frame 31 are provided with oil seal washer 30 by bolt respectively, and frame 31 inboards are provided with pedestal 32, and described thrust bearing shoe valve 33 is by regulating the right side that bolt 34 is fixedly installed on pedestal 32; Described pedestal 32 is provided with radially bearing shell 35 of L type, and described main shaft 8 and L the type radially inner ring of bearing shell 35 match, and are provided with low thrust dish 82 in the left side of main shaft 8, radially matches the side of bearing shell 35 with described L type in the side of described low thrust dish 82.The bottom of described frame 31 is provided with cooling fuel tank 41, be provided with water-cooling tube 42 in the cooling fuel tank 41, cooling fuel tank 41 is provided with oil inlet pipe 43 in the bottom of runner plate 81, oil inlet pipe 43 is connected to the filler opening 46 of pedestal 32, the termination of oil inlet pipe 43 is provided with connecting head 44, connecting head 44 is connected by seal ring 47 with filler opening 46, and the below of connecting head 44 is provided with compression spring 45.The exterior edge face of described runner plate 81 is provided with oil scraping plate 83, oil scraping plate 83 is immersed in the filler opening 46, be formed with oil storage distribution chamber 36 in the upper end of runner plate 81, and be provided with branch oil distributing hole 37 at oil storage distribution chamber 36 sidewalls, divide oil distributing hole 37 to be connected between runner plate 81 and the thrust bearing shoe valve 33, be provided with radial distribution oil pipe 38 on the pedestal 32 in addition, one end of radial distribution oil pipe 38 connects and divides oil distributing hole 37, the other end is connected to the radially top of bearing shell 35 of L type, the L type radially bearing shell 35 be provided with radial direction oil hole 39 and oblique oilhole 40, radial direction oil hole 39 is connected with radial distribution oil pipe 38 respectively with oblique oilhole 40, radial direction oil hole 39 is guided to main shaft 8 surfaces with lubricant oil, and oblique oilhole 40 is guided to the radially side of bearing shell 35 of L type with lubricant oil.
Claims (7)
1. horizontal mixed flow hydraulic generator unit, this hydraulic generator unit comprises water turbine (2), main shaft (8), thrust-bearing (3), generator (4), back guide bearing (5) and flywheel (50), and main shaft (8) is erected on thrust-bearing (3) and the back guide bearing (5); Described water turbine (2) comprises intake pipe (1), runner (6), stator (9), water distributor (10), spiral case (7), draft tube (11), top cover (21) and base ring (22), intake pipe (1) is connected and composed by flange by the multistage penstock, terminal pressure steel pipe (12) is connected with described spiral case (7) by flange, described spiral case (7) is arranged on the outside of top cover (21), be provided with fixed guide vane device (23) in the top cover (21), one end of fixed guide vane device (23) connects spiral case (7), described runner (6) is arranged in the runner cavity (60) of top cover (21) and base ring (22) formation, and the other end of fixed guide vane device (23) connects runner cavity (60); Described stator (9) is arranged in the fixed guide vane device (23) by described water distributor (10) control, the water outlet of draft tube (11) connection runner cavity (60); One end of described main shaft (8) is connected with runner (6), the intermediate section of main shaft (8) drives generator (4) generating, the other end is connected with flywheel (50), the right-hand member of described thrust-bearing (3) is provided with runner plate (81), runner plate (81) is fixedly installed on the main shaft (8), and a side of runner plate (81) is provided with thrust bearing shoe valve (33) and matches with described runner plate (81); It is characterized in that: runner cavity (60) is respectively arranged with crown labyrinth seal ring (67) and encircles labyrinth seal ring (28) down in the both sides of fixed guide vane device (23) position, described runner (6) comprises ring (61) and crown down, following ring (61) is connected by blade (63) with crown (62), the middle part of described crown (62) is provided with draft cone and fixedlys connected with described main shaft (8), match with described crown labyrinth seal ring (67) in the exterior edge face of crown (62), described ring (61) down is annular construction member, match with described ring labyrinth seal ring (28) down in the exterior edge face of following ring (61), and the inner side that described base ring (22) is positioned at water outlet is provided with the first dash seal ring (66), matching with the first dash seal ring (66) in the described side end face of ring (61) down, forms thrust water cavity (25) between described ring down and base ring (22); Described terminal pressure steel pipe (12) is provided with osculum (14), be connected with pressure piping (12) on the osculum (14), described base ring (22) is provided with round tube hole (24) in the position of thrust water cavity (25), and the end of pressure piping (12) is connected with round tube hole (24).
2. a kind of horizontal mixed flow hydraulic generator unit according to claim 1, it is characterized in that: pressure piping (12) is provided with stop valve (15).
3. a kind of horizontal mixed flow hydraulic generator unit according to claim 1 and 2, it is characterized in that: the upper and lower both sides of base ring (22) are respectively equipped with round tube hole (24) in the position of thrust water cavity (25), described pressure piping (12) is divided into two, and two pressure pipings (12) are connected with described round tube hole (24) respectively.
4. a kind of horizontal mixed flow hydraulic generator unit according to claim 1, it is characterized in that: be provided with the second dash seal ring (65) between the side end face of crown and the top cover (21), the middle part of top cover (21) is connected with main shaft seal (27), the termination of described main shaft (8) is erected on the main shaft seal (27), and the bottom of described top cover (21) is provided with weep hole (26).
5. a kind of horizontal mixed flow hydraulic generator unit according to claim 1, it is characterized in that: thrust-bearing (3) comprises frame (31), the two ends of frame (31) are provided with oil seal washer (30) by bolt respectively, frame (31) inboard is provided with pedestal (32), and described thrust bearing shoe valve (33) is by regulating the right side that bolt is arranged on pedestal (32); Described pedestal (32) is provided with radially bearing shell (35) of L type, described main shaft (8) and L the type radially inner ring of bearing shell (35) match, and being provided with low thrust dish (82) in the left side of main shaft (8), radially match the side of bearing shell (35) with described L type in the side of described low thrust dish (82).
6. a kind of horizontal mixed flow hydraulic generator unit according to claim 5, it is characterized in that: the bottom of frame (31) is provided with cooling fuel tank (41), be provided with water-cooling tube (42) in the cooling fuel tank (41), cooling fuel tank (41) is provided with oil inlet pipe (43) in the bottom of runner plate (81), pedestal (32) is provided with filler opening (46), oil inlet pipe (43) is connected to filler opening (46), the exterior edge face of described runner plate (81) is provided with oil scraping plate (83), oil scraping plate (83) is immersed in the filler opening (46), be formed with oil storage distribution chamber (36) in the upper end of runner plate (81), and be provided with branch oil distributing hole (37) at oil storage distribution chamber (36) sidewall, divide oil distributing hole (37) to be connected between runner plate (81) and the thrust bearing shoe valve (33), be provided with upward radial distribution oil pipe (38) of pedestal (32) in addition, one end of radial distribution oil pipe (38) connects and divides oil distributing hole (37), the other end is connected to the radially top of bearing shell (35) of L type, the L type radially bearing shell (35) be provided with radial direction oil hole (39) and oblique oilhole (40), radial direction oil hole (39) is connected with radial distribution oil pipe (38) respectively with oblique oilhole (40), radial direction oil hole (39) is guided to main shaft (8) surface with lubricant oil, and oblique oilhole (40) is guided to the radially side of bearing shell (35) of L type with lubricant oil.
7. a kind of horizontal mixed flow hydraulic generator unit according to claim 6, it is characterized in that: the termination of oil inlet pipe (43) is provided with connecting head (44), connecting head (44) is connected by seal ring (47) with filler opening (46), and the below of connecting head (47) is provided with compression spring (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310118103.3A CN103206335B (en) | 2013-04-07 | 2013-04-07 | A kind of horizontal mixed flow turbine-generator units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310118103.3A CN103206335B (en) | 2013-04-07 | 2013-04-07 | A kind of horizontal mixed flow turbine-generator units |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103206335A true CN103206335A (en) | 2013-07-17 |
| CN103206335B CN103206335B (en) | 2015-08-12 |
Family
ID=48753692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310118103.3A Expired - Fee Related CN103206335B (en) | 2013-04-07 | 2013-04-07 | A kind of horizontal mixed flow turbine-generator units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103206335B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422369A (en) * | 2015-12-31 | 2016-03-23 | 重庆水轮机厂有限责任公司 | Vertical mixed-flow type water turbine generator set structure |
| CN105863924A (en) * | 2016-05-24 | 2016-08-17 | 周玉翔 | Mixed-flow type water turbine for power equipment |
| CN106286078A (en) * | 2016-08-12 | 2017-01-04 | 杭州诚德发电设备有限公司 | Adapt to the flow adjustable runner hydraulic turbine |
| CN109253036A (en) * | 2018-11-15 | 2019-01-22 | 湖南红太东方机电装备股份有限公司 | A kind of permanent-magnetic variable-frequency turbine-generator units |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57137716A (en) * | 1981-02-16 | 1982-08-25 | Toshiba Corp | Protective device of thrust bearing unit |
| JPS59211765A (en) * | 1983-05-18 | 1984-11-30 | Hitachi Ltd | Movable blade tubular water turbine |
| CN2746145Y (en) * | 2004-09-21 | 2005-12-14 | 四川东风电机厂有限公司 | Cooling device of thrust bearing of hydroelectric generating set |
| CN201250847Y (en) * | 2008-09-01 | 2009-06-03 | 潮州市汇能电机有限公司 | Radial thrust block type bearing |
| CN203146199U (en) * | 2013-04-07 | 2013-08-21 | 水利部农村电气化研究所 | Horizontal mixed flow water-turbine generator set |
-
2013
- 2013-04-07 CN CN201310118103.3A patent/CN103206335B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57137716A (en) * | 1981-02-16 | 1982-08-25 | Toshiba Corp | Protective device of thrust bearing unit |
| JPS59211765A (en) * | 1983-05-18 | 1984-11-30 | Hitachi Ltd | Movable blade tubular water turbine |
| CN2746145Y (en) * | 2004-09-21 | 2005-12-14 | 四川东风电机厂有限公司 | Cooling device of thrust bearing of hydroelectric generating set |
| CN201250847Y (en) * | 2008-09-01 | 2009-06-03 | 潮州市汇能电机有限公司 | Radial thrust block type bearing |
| CN203146199U (en) * | 2013-04-07 | 2013-08-21 | 水利部农村电气化研究所 | Horizontal mixed flow water-turbine generator set |
Non-Patent Citations (2)
| Title |
|---|
| 王晓罡: "卧式混流高转速机组现场故障的分析与处理", 《小水电》 * |
| 龙用生: "汽动给水泵组及相关***常见故障分析", 《湖南电力》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422369A (en) * | 2015-12-31 | 2016-03-23 | 重庆水轮机厂有限责任公司 | Vertical mixed-flow type water turbine generator set structure |
| CN105863924A (en) * | 2016-05-24 | 2016-08-17 | 周玉翔 | Mixed-flow type water turbine for power equipment |
| CN106286078A (en) * | 2016-08-12 | 2017-01-04 | 杭州诚德发电设备有限公司 | Adapt to the flow adjustable runner hydraulic turbine |
| CN106286078B (en) * | 2016-08-12 | 2019-03-01 | 杭州诚德发电设备有限公司 | Adapt to the adjustable runner hydraulic turbine of flow |
| CN109253036A (en) * | 2018-11-15 | 2019-01-22 | 湖南红太东方机电装备股份有限公司 | A kind of permanent-magnetic variable-frequency turbine-generator units |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103206335B (en) | 2015-08-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203146199U (en) | Horizontal mixed flow water-turbine generator set | |
| CN103206335A (en) | Horizontal mixed-flow water turbine generator set | |
| US9260969B2 (en) | Runner for direct-connected low-speed small mixed flow type water turbine applied in hydrodynamic energy-saving cooling tower | |
| CN103925011A (en) | 9F-level double-pumping axial steam exhausting turbine | |
| CN106567866B (en) | A kind of fuel oil reinforcing centrifugal pump of anti-cavitation | |
| CN102003405B (en) | Double-impeller serial pump with cone-shaped hubs | |
| CN201428510Y (en) | Turbocharger for diesel engine | |
| CN101846028B (en) | Method for preventing hydroelectric generating set from being lifted | |
| US9677535B2 (en) | Pump turbine plant | |
| CN102606366B (en) | Special built-in cantilever type water turbine for cooling tower | |
| CN201065807Y (en) | High specific speed packaged axial flow fixed paddle type turbine generation unit | |
| CN105888914A (en) | Small household vertical pipeline axial flow type water turbine | |
| CN104279114A (en) | Tubular turbine and cooling tower system comprising same | |
| CN202228133U (en) | Steam turbine nozzle | |
| CN201687754U (en) | Axial force balance mechanism of sectioned multi-stage centrifugal pump | |
| CN205383033U (en) | Cylindrical valve axial flow turbine | |
| CN209925277U (en) | Axial force balancing device for auxiliary water supply steam driven pump | |
| CN109306874B (en) | Vertical low-pressure steam small-differential-pressure small-power steam turbine asynchronous power generation device | |
| CN105422473A (en) | Large-flow low-lift axial flow pump | |
| CN107313889B (en) | Vertical self-contained conduit type hydroelectric generating group | |
| CN201896785U (en) | Double-impeller serial pump with conical hub | |
| CN208502937U (en) | A kind of novel Francis Turbine with High Rated Head surge suppressor | |
| CN203822646U (en) | Novel condensate pump | |
| CN205154486U (en) | Oil -supply head and oil circuit crossover sub thereof | |
| CN210003442U (en) | Axial thrust structure of horizontal mixed-flow water turbine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: HANGZHOU SILU ENERGY TECHNOLOGY CO., LTD. Effective date: 20150702 Owner name: HANGZHOU SILV ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HANGZHOU SILU ENERGY TECHNOLOGY CO., LTD. Effective date: 20150702 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150702 Address after: 14, building 122, No. 310012, Xueyuan Road, Zhejiang, Hangzhou Applicant after: HANGZHOU SILV ENERGY TECHNOLOGY Co.,Ltd. Applicant after: HANGZHOU REGIONAL CENTER FOR SMALL HYDRO POWER (HRC) Address before: 310012 No. 122, Xueyuan Road, Zhejiang, Hangzhou Applicant before: Hangzhou Regional Center for Small Hydro Power (HRC) |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |