CN109026502A - A kind of hydraulic turbine with observing and controlling speed-regulating system - Google Patents
A kind of hydraulic turbine with observing and controlling speed-regulating system Download PDFInfo
- Publication number
- CN109026502A CN109026502A CN201810882677.0A CN201810882677A CN109026502A CN 109026502 A CN109026502 A CN 109026502A CN 201810882677 A CN201810882677 A CN 201810882677A CN 109026502 A CN109026502 A CN 109026502A
- Authority
- CN
- China
- Prior art keywords
- gear group
- hydraulic turbine
- observing
- fuselage
- cylinder
- 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.)
- Pending
Links
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
- 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
- F03B11/008—Measuring or testing arrangements
-
- 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
- F03B11/08—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator for removing foreign matter, e.g. mud
-
- 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
- F03B15/00—Controlling
- F03B15/02—Controlling by varying liquid flow
- F03B15/04—Controlling by varying liquid flow of turbines
- F03B15/06—Regulating, i.e. acting automatically
-
- 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
Abstract
A kind of hydraulic turbine with observing and controlling speed-regulating system, including pedestal, the top of the pedestal are welded with fuselage, and the top of the fuselage is fixedly connected with upper cover by screw, and the top middle portion of the upper cover is fixedly connected with sealing cover, and the fuselage is internally provided with cavity.This kind invention design is reasonable, it is easy to use, by being provided with cylinder and stop tab, realize the braking to first gear group and second gear group, to which flow velocity size be adjusted, by being provided with titanium alloy coating on stop tab surface, to improve wearability and surface strength, by being provided with first gear group and second gear group, reduce impact force when adjusting flow velocity, and the present invention is equipped with TT&C system, pass through the pressure sensor inside TT&C system, speed probe and water flow sensor real-time detection and the working condition for controlling the hydraulic turbine, the inventive structure is compact, it is easy to operate, it is suitble to be widely popularized.
Description
Technical field
The present invention relates to turbine equipment technical fields, in particular to have the hydraulic turbine of observing and controlling speed-regulating system.
Background technique
The hydraulic turbine is the dynamic power machine for the energy of water flow being converted to rotating mechanical energy, it belongs to the turbine in fluid machinery
It is mechanical.Before and after B.C. 100 years, there have been the blanks of the hydraulic turbine for China --- water wheels, for irrigating by lifting water to a higher level with a water pump, etc. and driving grain
Operated implement.The modern hydraulic turbine is then most of to be mounted in power station, is used to driven generator and is generated electricity.In power station, upstream
Water in reservoir guides the hydraulic turbine into through aqueduct, pushes rotary wheel of water turbine rotation, drives electrical power generators.The water for finishing function then leads to
Cross tail water pipeline row downstream.Head is higher, flow is bigger, and the output power of the hydraulic turbine is also bigger.
Since the hydraulic turbine is generated electricity using the water in upper pond, fluid inertia is larger, so as to cause the hydraulic turbine is flowed through
Flow velocity be difficult to control, when practical water flow velocity is too fast, be easy to cause the damage of generating set, thus produce security risk and
Increase maintenance cost.
Its structure is simple, brakes with the Relative motion control hydraulic turbine of single-action hydrocylinder, is not necessarily to manual stoppage, mentions
The high safety coefficient of equipment operation, belongs to passive type brake means, efficiency is lower, and there are the failure wind of mechanical wear generation
Danger.The existing hydraulic turbine does not have TT&C system, therefore the monitoring for hydraulic turbine working condition mostly, and the control of the hydraulic turbine is all
It is insufficient.
Summary of the invention
The object of the present invention is to provide a kind of hydraulic turbines with observing and controlling speed-regulating system.
The present invention is a kind of hydraulic turbine with observing and controlling speed-regulating system, including pedestal 12, and the top welding of pedestal 12 is organic
The top of body 13, fuselage 13 is fixedly connected with upper cover 7 by screw, and the top middle portion of upper cover 7 is fixedly connected with sealing cover 2, machine
Body 13 is internally provided with cavity 8, and the surface pivots of cavity 8 are connected with runner bucket 9, and the top of runner bucket 9 is through sealing
Lid 2 is provided with shaft 4, and the top of shaft 4 is connected with generator, and tachometric survey circuit module is equipped in shaft 4, and revolving speed is surveyed
Measuring circuit module is specially Hall sensor 4-1, and the surface of shaft 4 is fixedly connected with first gear group 5 and second gear group 6,
The top of sealing cover 2 is welded with cabinet 26, and one end middle part of cabinet 26 is fixedly connected with cylinder 3, cylinder 3 and cabinet by screw
Interlocking has bumper and absorbing shock seat 16 between 26, and one end of cylinder 3 is sequentially connected with joint cover 15, the upper and lower ends difference of joint cover 15
It is provided with stop tab 14, the bottom end of fuselage 13 is provided with drainpipe 10 through pedestal 12, and the inside both ends of drainpipe 10 are provided with
The inside middle part of sealing ring 19, drainpipe 10 is fixedly connected with water flow sensor 17, the side of fuselage 13 by support frame
It is welded with water inlet pipe 1, water inlet pipe 1 is built-in with pressure sensor 1-1, and the side of upper cover 7 is internally provided with rotation deck 21, rotation
The top of deck 21 is fixedly connected with connecting rod 22, and Organic Electricity box 24 is arranged in the top side of connecting rod 22, and electromechanical box 24 includes
A/D conversion circuit 24-1, filtering and amplifying circuit 24-2, infrared receiver 24-3 and microcontroller 24-4, water flow pass
Sensor 17, speed probe 4-1 are electrically connected by the input terminal of filtering and amplifying circuit 24-2 and microcontroller 24-4, liquid pressure
Force snesor 1-1 is electrically connected by the input terminal of A/D conversion circuit 24-1 and microcontroller 24-4, infrared receiver 24-3
It is electrically connected with the input terminal of microcontroller 24-4, the output end of microcontroller 24-4 and the input terminal of cylinder 3 are electrically connected, machine
One side surface of electric box 24 is provided with display screen 25, and display screen 25 is connect by data line with microcontroller 24-4, electromechanical box 24
Another side surface be provided with heat dissipating housing 23.
Compared with prior art, the invention has the following beneficial effects: this kind invention designs rationally, easy to use, passes through
It is provided with cylinder and stop tab, realizes the braking to first gear group and second gear group, to be adjusted to flow velocity size
Section, by being provided with titanium alloy coating on stop tab surface, to improve wearability and surface strength, improves using the longevity
Life reduces impact force when adjusting flow velocity, thus softer pair by being provided with first gear group and second gear group
Flow velocity is controlled, and the present invention is equipped with TT&C system, by pressure sensor inside TT&C system, speed probe and
Water flow sensor detects and controls the work of the hydraulic turbine, can monitor the working condition of the hydraulic turbine in real time, find water in time
The case where turbine inside water pressure is excessively high or turbine runner blade blocks, the inventive structure is compact, easy to operate, is suitble to push away extensively
Extensively.
Detailed description of the invention
Fig. 1 is the overall structure diagram of invention, and Fig. 2 is the structural schematic diagram of the partial enlargement of invention, and Fig. 3 is invention
The structural schematic diagram of the partial enlargement of drainpipe, Fig. 4 are the TT&C system block diagram of invention, and Fig. 5 is the side view of the electromechanical box of invention
Structural schematic diagram, Fig. 6 be invention electromechanical box the structural schematic diagram faced, Fig. 7 be invent water inlet pipe and filter screen
Cross section structure schematic diagram, appended drawing reference and corresponding title are as follows: 1, water inlet pipe;1-1, pressure sensor;2, sealing cover;3, cylinder;
4, shaft;4-1, speed probe;5, first gear group;6, second gear group;7, upper cover;8, cavity;9, runner bucket;10,
Drainpipe;11, fixed card buckle;12, pedestal;13, fuselage;14, stop tab;15, joint cover;16, bumper and absorbing shock seat;17, water flow
Flow sensor;18, impeller assembly;19, sealing ring;20, filter screen;21, deck is rotated;22, connecting rod;23, heat dissipating housing;
24, electromechanical box;24-1, A/D conversion circuit;24-2, filtering and amplifying circuit;24-3, infrared receiver;24-4, microcontroller
Device;25, display screen;26, cabinet.
Specific embodiment
Technical means, creative features, achievable purpose and effectiveness to realize invention are easy to understand, below with reference to tool
Invention is further described in body embodiment.
As shown in Fig. 1 ~ 5, a kind of hydraulic turbine with observing and controlling speed-regulating system, including pedestal 12, the top of the pedestal 12
It is welded with fuselage 13, the top of the fuselage 13 is fixedly connected with upper cover 7 by screw, and the top middle portion of the upper cover 7 is fixed
It is connected with sealing cover 2, the fuselage 13 is internally provided with cavity 8, and the surface pivots of the cavity 8 are connected with runner bucket 9,
The top of the runner bucket 9 is provided with shaft 4 through sealing cover 2, and the top of the shaft 4 is connected with generator, described
Tachometric survey circuit module is installed, the tachometric survey circuit module is specially Hall sensor 4-1, and shaft is every in shaft 4
Turn 1 week, generates a certain amount of pulse number, Hall sensor is collected and exported to microcontroller, and microcontroller passes through pulse
The measurement of rotational speed of water turbine is realized in the operation of number and gate time, by the monitoring to revolving speed it will be seen that the work of the hydraulic turbine
Make situation, can find the case where turbine runner blade 9 blocks in time, the surface of the shaft 4 is fixedly connected with the first tooth
Wheel group 5 and second gear group 6, the top of the sealing cover 2 are welded with cabinet 26, pass through screw in the middle part of one end of the cabinet 26
It is fixedly connected with cylinder 3, interlocking has bumper and absorbing shock seat 16 between the cylinder 3 and cabinet 26, and one end of the cylinder 3, which is driven, to be connected
It is connected to joint cover 15, the upper and lower ends of the joint cover 15 are respectively arranged with stop tab 14, and bottom is run through in the bottom end of the fuselage 13
Seat 12 is provided with drainpipe 10, and the inside both ends of the drainpipe 10 are provided with sealing ring 19, in the inside of the drainpipe 10
Portion is fixedly connected with water flow sensor 17 by support frame, and the side of the fuselage 13 is welded with water inlet pipe 1, the water inlet
Pipe 1 is built-in with liquid-pressure pick-up 1-1, and pressure sensor passes through A/D conversion circuit 24-1 for the hydraulic signal at water inlet pipe 1
It is transmitted to microcontroller, when hydraulic pressure, which is higher than microcontroller, presets hydraulic pressure value, microcontroller sends electric signal, improves the hydraulic turbine and turns
Speed reduces hydraulic pressure, prevents higher hydraulic pressure from causing the extrusion deformation of the hydraulic turbine, the side of the upper cover 7 is internally provided with rotation
Deck 21, the top of the rotation deck 21 are fixedly connected with connecting rod 22, and the top side setting of the connecting rod 22 is organic
Electric box 24, it is described electromechanics box 24 include A/D conversion circuit 24-1, filtering and amplifying circuit 24-2, infrared receiver 24-3 and
Microcontroller 24-4 can receive extraneous remote signal by infrared receiver, be opened in time by controller the hydraulic turbine
Stop operating, the water flow sensor 17, speed probe 4-1, infrared receiver 24-3 and pressure sensor 1-1 points
It is not electrically connected by the input terminal of A/D conversion circuit 24-1 and filtering and amplifying circuit 24-2 and microcontroller 24-4, it is described micro-
The output end of controller 24-4 and the input terminal of cylinder 3 are electrically connected, and a side surface of the electromechanics box 24 is provided with display screen
25, the display screen 25 is connect by data line with processor, and another side surface of the electromechanics box 24 is provided with heat dissipating housing 23.
Wherein, the bottom end of the water flow sensor 17 is rotatably connected to impeller assembly 18, the water flow sensing
The inside the center point of drainpipe 10 is arranged in device 17.
Wherein, the first gear group 5 is identical with specification with the model of second gear group 6, and 5 He of first gear group
The gap 20-50cm is provided between second gear group 6, the first gear group 5 and second gear group 6 are arranged in cabinet 26
Portion.
Wherein, the water inlet pipe 1 far from fuselage 13 one end oral area be higher than cavity 8 highest point, the water inlet pipe 1 it is straight
Diameter is greater than the diameter of drainpipe 10, and the inside of the water inlet pipe 1 is connected with filter screen 20.
Wherein, the filter screen 20 is stainless steel mesh structure, and the filter screen 20 is detachable structure, the filter screen
20 are arranged far from one end of fuselage 13, are filtered net 20 to the impurity in water flow to realize, and prevent miscellaneous in water flow
Mass flow enters in cavity 8, prevents foreign matter from damaging runner bucket 9.
Wherein, the material of the stop tab 14 be mould steel, the stop tab 14 respectively with first gear group 5 and the second tooth
Wheel group 6 is correspondingly arranged, and the stop tab 14 is strip structure, and 14 surface of stop tab is coated with titanium alloy coating, improves resistance to
Mill property and service life.
Wherein, cylinder 3 is single cylinder or parallel bars structure, and the inside of the cylinder 3 is additionally provided with solenoid valve, the solenoid valve with
Electromechanical 24 internal controller of box electrical connection is reached to be carried out the revolving speed of control first gear group 5 and second gear group 6 using cylinder 3
To the purpose for adjusting flow velocity.
Wherein, the bumper and absorbing shock seat 16 is vulcanized rubber material, and the cross section of the bumper and absorbing shock seat 16 is greater than cylinder 3
Cross section, the bumper and absorbing shock seat 16 with a thickness of 5cm-8cm.
It should be noted that invention be a kind of hydraulic turbine with observing and controlling speed-regulating system, in use, reservoir or its
The water in his region flows into water inlet pipe 1 from eminence, flows into the cavity 8 of fuselage 13 from water inlet pipe 1 after the filtering of filter screen 20
Interior, the water flow in cavity 8, which drives runner bucket 9, to be rotated, and runner bucket 9, which rotates, makes the first tooth fixed in shaft 4 and shaft 4
Wheel group 5 and second gear group 6 rotate together, and last water flow is discharged from drainpipe 10, and drainpipe 10 is internally provided with water flow
Sensor 17, water flow sensor 17 export the signal monitored to electromechanical box 24, and electromechanical box 24 is by current flow velocity feelings
Condition is shown by display screen 25, and liquid-pressure pick-up 1-1 passes through A/D conversion circuit 24-1 for the water at water inlet pipe 1
It presses signal to be sent into electromechanical box 24, and then controls cylinder 3, cylinder 3 drives stop tab 14 and first gear group 5 and second gear group 6
Contact, is quickly and effectively carried out reduction of speed for shaft 4, real by the double combinations of first gear group 5 and second gear group 6
Quick reduction of speed and Double-insurance structure are showed, quickly and efficiently, while safety coefficient is higher, is not susceptible to failure, can have thus
Adjusting and control of the realization of effect to flow velocity.
The advantages of basic principles and main features and invention of invention have been shown and described above.The technical staff of the industry
It should be appreciated that invention is not restricted to the described embodiments, the above embodiments and description only describe the originals of invention
Reason, under the premise of not departing from spirit and range, invention be will also have various changes and improvements, these changes and improvements are all fallen
Enter within the scope of claimed invention.Claimed range is invented to be defined by the appending claims and its equivalent thereof.
Claims (8)
1. a kind of hydraulic turbine with observing and controlling speed-regulating system, including pedestal (12), it is characterised in that: weld on the top of pedestal (12)
Have fuselage (13), the top of fuselage (13) is fixedly connected with upper cover (7) by screw, and the top middle portion of upper cover (7) is fixedly connected
Have sealing cover (2), fuselage (13) is internally provided with cavity (8), and the surface pivots of cavity (8) are connected with runner bucket (9), is turned
The top of impeller blade (9) is provided with shaft (4) through sealing cover (2), and the top of shaft (4) is connected with generator, shaft (4)
On tachometric survey circuit module is installed, tachometric survey circuit module is specially Hall sensor (4-1), the surface of shaft (4)
It is fixedly connected with first gear group (5) and second gear group (6), the top of sealing cover (2) is welded with cabinet (26), cabinet (26)
One end in the middle part of be fixedly connected with cylinder (3) by screw, between cylinder (3) and cabinet (26) rabbet have bumper and absorbing shock seat
(16), one end of cylinder (3) is sequentially connected with joint cover (15), and the upper and lower ends of joint cover (15) are respectively arranged with stop tab
(14), the bottom end of fuselage (13) is provided with drainpipe (10) through pedestal (12), and the inside both ends of drainpipe (10) are provided with close
The inside middle part of seal (19), drainpipe (10) is fixedly connected with water flow sensor (17) by support frame, fuselage (13)
Side be welded with water inlet pipe (1), water inlet pipe (1) is built-in with pressure sensor (1-1), and the side of upper cover (7) is internally provided with
It rotates deck (21), the top of rotation deck (21) is fixedly connected with connecting rod (22), the top side setting of connecting rod (22)
Organic Electricity box (24), electromechanical box (24) include A/D conversion circuit (24-1), filtering and amplifying circuit (24-2), infrared receiver
(24-3) and microcontroller (24-4), water flow sensor (17), speed probe (4-1) pass through filtering and amplifying circuit
The input terminal of (24-2) and microcontroller (24-4) is electrically connected, and liquid-pressure pick-up (1-1) passes through A/D conversion circuit (24-
1) it is electrically connected with the input terminal of microcontroller (24-4), the input terminal of infrared receiver (24-3) and microcontroller (24-4)
It is electrically connected, the output end of microcontroller (24-4) and the input terminal of cylinder (3) are electrically connected, a side surface of electromechanical box (24)
It is provided with display screen (25), display screen (25) is connect by data line with microcontroller (24-4), the other side of electromechanical box (24)
Surface is provided with heat dissipating housing (23).
2. the hydraulic turbine according to claim 1 with observing and controlling speed-regulating system, it is characterised in that: water flow sensor
(17) bottom end is rotatably connected to impeller (18), and the inside the center point in drainpipe (10) is arranged in water flow sensor (17).
3. the hydraulic turbine according to claim 1 with observing and controlling speed-regulating system, it is characterised in that: first gear group (5) and
The model of second gear group (6) is identical with specification, and is provided with 20 ~ 50cm between first gear group (5) and second gear group (6)
It is internal that gap, first gear group (5) and second gear group (6) are arranged at cabinet (26).
4. the hydraulic turbine according to claim 1 with observing and controlling speed-regulating system, it is characterised in that: water inlet pipe (1) is far from machine
One end oral area of body (13) is higher than the highest point of cavity (8), and the diameter of water inlet pipe (1) is greater than the diameter of drainpipe (10), water inlet
The inside of pipe (1) is connected with filter screen (20).
5. the hydraulic turbine according to claim 4 with observing and controlling speed-regulating system, it is characterised in that: filter screen (20) is stainless
Steel spatial grid structure, filter screen (20) are detachable structure, and filter screen (20) is arranged far from one end of fuselage (13).
6. the hydraulic turbine according to claim 1 with observing and controlling speed-regulating system, it is characterised in that: the material of stop tab (14)
For mould steel, stop tab (14) is correspondingly arranged with first gear group (5) and second gear group (6) respectively, and stop tab (14) is item
Shape structure, stop tab (14) surface are coated with titanium alloy coating.
7. the hydraulic turbine according to claim 1 with observing and controlling speed-regulating system, it is characterised in that: cylinder (3) be single cylinder or
Parallel bars structure, the inside of cylinder (3) are additionally provided with solenoid valve, and solenoid valve is electrically connected with electromechanical box (24) internal controller.
8. the hydraulic turbine according to claim 1 with observing and controlling speed-regulating system, it is characterised in that: bumper and absorbing shock seat (16) is
Vulcanized rubber material, the cross section of bumper and absorbing shock seat (16) are greater than the cross section of cylinder (3), bumper and absorbing shock seat (16) with a thickness of
5cm~8cm。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810882677.0A CN109026502A (en) | 2018-08-06 | 2018-08-06 | A kind of hydraulic turbine with observing and controlling speed-regulating system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810882677.0A CN109026502A (en) | 2018-08-06 | 2018-08-06 | A kind of hydraulic turbine with observing and controlling speed-regulating system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109026502A true CN109026502A (en) | 2018-12-18 |
Family
ID=64649503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810882677.0A Pending CN109026502A (en) | 2018-08-06 | 2018-08-06 | A kind of hydraulic turbine with observing and controlling speed-regulating system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109026502A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2533267A1 (en) * | 1982-09-17 | 1984-03-23 | Bansard Jean Francois | Speed control device for Kaplan hydraulic turbine |
CN200961559Y (en) * | 2006-07-01 | 2007-10-17 | 项美根 | Manual and electric speed regulator for hydraulic turbine |
CN102200087A (en) * | 2011-05-03 | 2011-09-28 | 辽宁海思达科技发展有限公司 | Brake device of water turbine |
JP2012255419A (en) * | 2011-06-10 | 2012-12-27 | Kyushu Electric Power Co Inc | Speed control device of water turbine |
CN203532152U (en) * | 2013-10-25 | 2014-04-09 | 贵州省水利水电勘测设计研究院 | Pressure regulating device of hydropower station |
CN108252852A (en) * | 2018-02-12 | 2018-07-06 | 浙江金轮机电实业有限公司 | A kind of guide vanes of water turbine card resistance overloads intelligent protection system |
-
2018
- 2018-08-06 CN CN201810882677.0A patent/CN109026502A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2533267A1 (en) * | 1982-09-17 | 1984-03-23 | Bansard Jean Francois | Speed control device for Kaplan hydraulic turbine |
CN200961559Y (en) * | 2006-07-01 | 2007-10-17 | 项美根 | Manual and electric speed regulator for hydraulic turbine |
CN102200087A (en) * | 2011-05-03 | 2011-09-28 | 辽宁海思达科技发展有限公司 | Brake device of water turbine |
JP2012255419A (en) * | 2011-06-10 | 2012-12-27 | Kyushu Electric Power Co Inc | Speed control device of water turbine |
CN203532152U (en) * | 2013-10-25 | 2014-04-09 | 贵州省水利水电勘测设计研究院 | Pressure regulating device of hydropower station |
CN108252852A (en) * | 2018-02-12 | 2018-07-06 | 浙江金轮机电实业有限公司 | A kind of guide vanes of water turbine card resistance overloads intelligent protection system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104350276B (en) | Wind energy system and the method for using the wind energy system | |
CN106949056B (en) | A kind of perception of pressure fan operating status and failure prediction system and method | |
CN104895967B (en) | Control pipeline used for braking system of servo press | |
CN210216550U (en) | Special desilting device in medium and small river improvement engineering river course | |
CN107606259A (en) | It is a kind of to integrate generating, data acquisition, the Intelligent pressure reducing valve of automatic control function and control method | |
CN209925310U (en) | Filtering structure of water pump | |
CN108019542A (en) | A kind of turbine type decompression, the Intelligent pressure reducing valve and control method of power generation | |
CN109026502A (en) | A kind of hydraulic turbine with observing and controlling speed-regulating system | |
CN206916725U (en) | A kind of grid sewage-removing machine grab bucket | |
CN110201956A (en) | A kind of tower cleaning device | |
CN206092370U (en) | Water pump with electrodynamic induction device | |
CN211486824U (en) | High-efficiency filter for coal machine | |
CN202228263U (en) | Water turbine capable of being monitored in real time | |
CN207119189U (en) | A kind of water conservancy high efficiency clears up filter | |
CN209586589U (en) | A kind of electric power new energy wind-power electricity generation pumping equipment | |
CN212959365U (en) | Electric control pressure relief mechanism with differential function | |
CN208486972U (en) | A kind of water generating pipeline water treatment plant | |
CN209307957U (en) | A kind of farmland water conservancy works water channel impurity filtering device | |
CN207393382U (en) | A kind of power station with can remote control the hydraulic turbine | |
CN201671754U (en) | Environmental protection power generating device | |
CN217708615U (en) | Novel integrated form tower machine pump station | |
CN220227064U (en) | Water turbine | |
CN208847760U (en) | A kind of hydroelectric machine power generation flow monitor of sectional | |
CN213016621U (en) | Small-size rivers power generation facility | |
CN215979672U (en) | Accurate hydroelectric power generation electric control device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181218 |