CN106286091A - A kind of hydro-generating Unit with online controlling the water circulation cooling function - Google Patents
A kind of hydro-generating Unit with online controlling the water circulation cooling function Download PDFInfo
- Publication number
- CN106286091A CN106286091A CN201610702245.8A CN201610702245A CN106286091A CN 106286091 A CN106286091 A CN 106286091A CN 201610702245 A CN201610702245 A CN 201610702245A CN 106286091 A CN106286091 A CN 106286091A
- Authority
- CN
- China
- Prior art keywords
- resistance
- water circulation
- controlling
- water
- unit
- 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
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/28—Methods or installations for obtaining or collecting drinking water or tap water from humid air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of hydro-generating Unit with online controlling the water circulation cooling function, including some hydropower sectors, described hydropower sector includes the hydraulic turbine, electromotor and cooling mechanism, and cooling mechanism is positioned at the side of electromotor；Cooling mechanism includes controlling the water circulation assembly and shower nozzle, controlling the water circulation assembly includes air admission unit, controlling the water circulation unit and water-retention unit, this has in the hydro-generating Unit of online controlling the water circulation cooling function, by the supply fan in air admission unit, air is acquired, then passes through refrigeration unit and air is condensed, prepared condensed water, subsequently enter in water storage box, controlled water by water pump to spray from shower nozzle, it is achieved thereby that the function of the online controlling the water circulation cooling to electromotor, improve the reliability of hydro-generating Unit；Moreover, in temperature measuring circuit, the model of operational amplifier is TP1564, and it is encapsulated as TSOP65P640 14N, is greatly reduced the volume of temperature-measuring module, improves the reliability of generator operation.
Description
Technical field
The present invention relates to a kind of hydro-generating Unit with online controlling the water circulation cooling function.
Background technology
Hydro-generating Unit is the plant equipment that the potential energy converting and energy of water becomes electric energy.
In existing hydro-generating Unit, during hydroelectric generator works, electromotor can be because rotating and occurring
Substantial amounts of heat, causes generator-temperature detection to rise, and now needs to lower the temperature it, is the most all by the way of water-cooled, needs
The external water source of staff ensures to carry out electromotor continued down, but when the access at water source goes wrong, is easy for
Cause electromotor to be lowered the temperature not in time, burn out motor；Moreover, when electromotor is carried out temperature survey, need to survey temperature
Amount circuit is placed in the inside of electromotor, and what the encapsulation of the integrated circuit used due to current temperature measuring circuit all used mostly
SOIC127P600-14N, which enhances the volume of temperature measuring circuit, and the apparatus putting into generator is susceptible to collision
Do not survey, thus reduce the reliability of electromotor.
Summary of the invention
The technical problem to be solved in the present invention is: in order to overcome the deficiencies in the prior art, it is provided that one has online controlling the water circulation
The hydro-generating Unit of cooling function.
The technical solution adopted for the present invention to solve the technical problems is: a kind of waterpower with online controlling the water circulation cooling function
Generating set, including some hydropower sectors, described hydropower sector includes the hydraulic turbine, electromotor and cooling mechanism, institute
Stating the hydraulic turbine to be connected with generator drive gear, described cooling mechanism is positioned at the side of electromotor；
Described cooling mechanism includes that controlling the water circulation assembly and shower nozzle, described controlling the water circulation assembly connect with shower nozzle, and described shower nozzle is positioned to be sent out
The surface of motor, described controlling the water circulation assembly includes air admission unit, controlling the water circulation unit and the water-retention unit set gradually from top to bottom, institute
Stating air admission unit and include supply fan, be provided with refrigeration unit in described controlling the water circulation unit, described water-retention unit includes water storage box and water
Pump, described water storage box is connected with shower nozzle by water pump；
The inside of described electromotor is provided with temperature sensor, and described temperature sensor is electrically connected with temperature-measuring module, institute
State temperature-measuring module and include that temperature measuring circuit, described temperature measuring circuit include operational amplifier, the first resistance, the second electricity
Resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, critesistor and electric capacity, the model of described operational amplifier is
TP1564, the in-phase input end of described operational amplifier is connected with the first resistance and critesistor respectively, described operational amplifier
Inverting input be connected with the second resistance and the 3rd resistance respectively by the 4th resistance, described first resistance and critesistor group
One end external 5V DC voltage power supply of series circuit become, the series circuit of described first resistance and critesistor composition another
One end ground connection, described second resistance and one end external 5V DC voltage power supply of series circuit of the 3rd resistance composition, described the
The other end ground connection of the series circuit of two resistance and the 3rd resistance composition, the inverting input of described operational amplifier passes through the 5th
Resistance is connected with the outfan of operational amplifier, and the outfan of described operational amplifier is by the 6th resistance and the string of electric capacity composition
Connection circuit ground.
As preferably, in order to improve the intellectuality of generating set, described cooling mechanism also includes display interface, controls button
And status indicator lamp.
As preferably, described display interface is LCDs.
As preferably, in order to increase the ability of the wireless telecommunications of generating set, described cooling mechanism also includes wireless telecommunications
Module, described wireless communication module includes bluetooth.
As preferably, in order to ensure the reliability of controlling the water circulation, described refrigeration unit include compressor, condenser, expansion valve and
Vaporizer, described compressor is connected with expansion valve by condenser, and described compressor is connected with expansion valve by vaporizer.
As preferably, in order to the rotating speed of electromotor is accurately measured, it is ensured that the reliability service of generating set, described
Speed probe it is provided with between the hydraulic turbine and electromotor.
As preferably, in order to ensure the stable operation of electromotor, the lower section of described electromotor is provided with base, described base
Both sides are provided with fixing screw.
As preferably, in order to ensure that the temperature in electromotor is shown in real time, prompting field personnel, described
Motor is provided with digitron display screen, and described digitron display screen electrically connects with temperature-measuring module.
The invention has the beneficial effects as follows, this has in the hydro-generating Unit of online controlling the water circulation cooling function, by air inlet list
Air is acquired by the supply fan in unit, then passes through refrigeration unit and condenses air, prepared condensed water, then
Enter in water storage box, water pump control water and spray from shower nozzle, it is achieved thereby that the function of the online controlling the water circulation cooling to electromotor, carry
The high reliability of hydro-generating Unit；Moreover, in temperature measuring circuit, the model of operational amplifier is TP1564,
It is encapsulated as TSOP65P640-14N, is greatly reduced the volume of temperature-measuring module, improves the reliability of generator operation.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the hydro-generating Unit with online controlling the water circulation cooling function of the present invention；
Fig. 2 is the structural representation of the refrigeration unit of the hydro-generating Unit with online controlling the water circulation cooling function of the present invention
Figure；
Fig. 3 is that the circuit of the temperature measuring circuit of the hydro-generating Unit with online controlling the water circulation cooling function of the present invention is former
Reason figure；
In figure: 1. the hydraulic turbine, 2. electromotor, 3. speed probe, 4. base, 5. fix screw, 6. digitron display screen,
7. air admission unit, 8. controlling the water circulation unit, 9. water-retention unit, 10. shower nozzle, 11. display interfaces, 12. control button, 13. state instructions
Lamp, 14. compressors, 15. condensers, 16. expansion valves, 17. vaporizers, U1. operational amplifier, R1. the first resistance, R2. second
Resistance, R3. the 3rd resistance, R4. the 4th resistance, R5. the 5th resistance, R6. the 6th resistance, RT. critesistor, C1. electric capacity.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only with
The basic structure of the illustration explanation present invention, therefore it only shows the composition relevant with the present invention.As shown in Figure 1-Figure 3, one
Plant the hydro-generating Unit with online controlling the water circulation cooling function, including some hydropower sectors, described hydropower sector bag
Including the hydraulic turbine 1, electromotor 2 and cooling mechanism, the described hydraulic turbine 1 is in transmission connection with electromotor 2, and described cooling mechanism is positioned at generating
The side of machine 2；
Described cooling mechanism includes that controlling the water circulation assembly and shower nozzle 10, described controlling the water circulation assembly connect with shower nozzle 10, described shower nozzle 10
Being positioned at the surface of electromotor 2, described controlling the water circulation assembly includes the air admission unit 7 set gradually from top to bottom, controlling the water circulation unit 8 and stores
Water unit 9, described air admission unit 7 includes supply fan, is provided with refrigeration unit in described controlling the water circulation unit 8, and described water-retention unit 9 wraps
Including water storage box and water pump, described water storage box is connected with shower nozzle 10 by water pump；
The inside of described electromotor 2 is provided with temperature sensor, and described temperature sensor is electrically connected with temperature-measuring module, institute
State temperature-measuring module include temperature measuring circuit, described temperature measuring circuit include operational amplifier U1, the first resistance R1,
Two resistance R2, the 3rd resistance R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, critesistor RT and electric capacity C1, described
The model of operational amplifier U1 is TP1564, the in-phase input end of described operational amplifier U1 respectively with the first resistance R1 and temperature-sensitive
Resistance RT connects, and the inverting input of described operational amplifier U1 is electric with the second resistance R2 and the 3rd respectively by the 4th resistance R4
Resistance R3 connects, one end external 5V DC voltage power supply of the series circuit of described first resistance R1 and critesistor RT composition, institute
State the other end ground connection of the series circuit of the first resistance R1 and critesistor RT composition, described second resistance R2 and the 3rd resistance R3
One end external 5V DC voltage power supply of the series circuit of composition, the series electrical of described second resistance R2 and the 3rd resistance R3 composition
The other end ground connection on road, the inverting input of described operational amplifier U1 is by the output of the 5th resistance R5 and operational amplifier U1
End connects, and the outfan of described operational amplifier U1 is by the series circuit ground connection of the 6th resistance R6 and electric capacity C1 composition.
As preferably, in order to improve the intellectuality of generating set, described cooling mechanism also include display interface 11, control by
Key 12 and status indicator lamp 13.
As preferably, described display interface 11 is LCDs.
As preferably, in order to increase the ability of the wireless telecommunications of generating set, described cooling mechanism also includes wireless telecommunications
Module, described wireless communication module includes bluetooth.
As preferably, in order to ensure the reliability of controlling the water circulation, described refrigeration unit includes compressor 14, condenser 15, expands
Valve 16 and vaporizer 17, described compressor 14 is connected with expansion valve 16 by condenser 15, and described compressor 14 passes through vaporizer
17 are connected with expansion valve 16.
As preferably, in order to the rotating speed of electromotor 2 is accurately measured, it is ensured that the reliability service of generating set, institute
State and between the hydraulic turbine 1 and electromotor 2, be provided with speed probe 3.
As preferably, in order to ensure the stable operation of electromotor 2, the lower section of described electromotor 2 is provided with base 4, the described end
The both sides of seat 4 are provided with fixing screw 5.
As preferably, in order to ensure that the temperature in electromotor 2 is shown in real time, remind field personnel, described
Electromotor 2 is provided with digitron display screen 6, and described digitron display screen 6 electrically connects with temperature-measuring module.
This has in the hydro-generating Unit of online controlling the water circulation cooling function, and water can be converted into mechanical energy by the hydraulic turbine 1, subsequently
Electromotor 2 is driven to rotate, it is achieved generating.Meanwhile, electromotor 2 is lowered the temperature by cooling mechanism, it is ensured that hydro-generating Unit
Safe operation.
In the cooling mechanism of this hydro-generating Unit with online controlling the water circulation cooling function, controlling the water circulation assembly ensure that online reality
Time controlling the water circulation, sprayed water to electromotor 2 by shower nozzle 10 subsequently, lower the temperature.Wherein, in controlling the water circulation assembly, entering in air admission unit 7
Air is acquired by gas fan, then passes through refrigeration unit and condenses air, has prepared condensed water, and then condensed water enters
Enter in the water storage box of water-retention unit 9, water pump control water and spray from shower nozzle 10.
This has in the hydro-generating Unit of online controlling the water circulation cooling function, and temperature sensor is used for the temperature to electromotor 2
Monitor in real time.Temperature-measuring module, is used for detecting the detection data of temperature sensor.Wherein, in temperature survey
In circuit, the first resistance R1, the second resistance R2, the 3rd resistance R3 and critesistor RT constitute H bridge, survey temperature in real time
Amount, then passes through the amplifying circuit being made up of operational amplifier U1 and reliably amplifies signal, it is ensured that accurate to temperature
Detection.In the circuit, the model of operational amplifier U1 is TP1564, and it is encapsulated as TSOP65P640-14N, compared to routine
SOIC127P600-14N encapsulation, volume is substantially reduced, thus reduces the volume of temperature-measuring module, it is ensured that temperature survey
Amount module is placed in internal collision and the friction being not readily susceptible to internal mechanical of electromotor 2, improves the reliable of electromotor 2 operation
Property.
Compared with prior art, this has in the hydro-generating Unit of online controlling the water circulation cooling function, by air admission unit 7
Supply fan air is acquired, then pass through refrigeration unit and air condensed, prepared condensed water, subsequently enter
In water storage box, water pump control water and spray from shower nozzle 10, it is achieved thereby that the function of the online controlling the water circulation cooling to electromotor 2, carry
The high reliability of hydro-generating Unit；Moreover, in temperature measuring circuit, the model of operational amplifier U1 is
TP1564, it is encapsulated as TSOP65P640-14N, is greatly reduced the volume of temperature-measuring module, improves electromotor 2 and runs
Reliability.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff is complete
Entirely can carry out various change and amendment in the range of without departing from this invention technological thought.The technology of this invention
The content that property scope is not limited in description, it is necessary to determine its technical scope according to right.
Claims (8)
1. a hydro-generating Unit with online controlling the water circulation cooling function, it is characterised in that include some hydropower sectors,
Described hydropower sector includes that the hydraulic turbine (1), electromotor (2) and cooling mechanism, the described hydraulic turbine (1) pass with electromotor (2)
Being dynamically connected, described cooling mechanism is positioned at the side of electromotor (2)；
Described cooling mechanism includes controlling the water circulation assembly and shower nozzle (10), and described controlling the water circulation assembly connects with shower nozzle (10), described shower nozzle
(10) being positioned at the surface of electromotor (2), described controlling the water circulation assembly includes air admission unit (7), the controlling the water circulation set gradually from top to bottom
Unit (8) and water-retention unit (9), described air admission unit (7) includes supply fan, is provided with refrigeration single in described controlling the water circulation unit (8)
Unit, described water-retention unit (9) includes water storage box and water pump, and described water storage box is connected with shower nozzle (10) by water pump；
The inside of described electromotor (2) is provided with temperature sensor, and described temperature sensor is electrically connected with temperature-measuring module, described
Temperature-measuring module include temperature measuring circuit, described temperature measuring circuit include operational amplifier (U1), the first resistance (R1),
Second resistance (R2), the 3rd resistance (R3), the 4th resistance (R4), the 5th resistance (R5), the 6th resistance (R6), critesistor (RT)
With electric capacity (C1), the model of described operational amplifier (U1) is TP1564, and the in-phase input end of described operational amplifier (U1) divides
Not being connected with the first resistance (R1) and critesistor (RT), the inverting input of described operational amplifier (U1) passes through the 4th resistance
(R4) being connected with the second resistance (R2) and the 3rd resistance (R3) respectively, described first resistance (R1) and critesistor (RT) form
One end external 5V DC voltage power supply of series circuit, the series circuit that described first resistance (R1) and critesistor (RT) form
Other end ground connection, one end external 5V DC voltage of the series circuit that described second resistance (R2) and the 3rd resistance (R3) form
Power supply, the other end ground connection of the series circuit that described second resistance (R2) and the 3rd resistance (R3) form, described operational amplifier
(U1) inverting input is connected with the outfan of operational amplifier (U1) by the 5th resistance (R5), described operational amplifier
(U1) the series circuit ground connection that outfan consists of the 6th resistance (R6) and electric capacity (C1).
There is the hydro-generating Unit of online controlling the water circulation cooling function the most as claimed in claim 1, it is characterised in that described cooling
Mechanism also includes display interface (11), controls button (12) and status indicator lamp (13).
There is the hydro-generating Unit of online controlling the water circulation cooling function the most as claimed in claim 2, it is characterised in that described display
Interface (11) is LCDs.
There is the hydro-generating Unit of online controlling the water circulation cooling function the most as claimed in claim 1, it is characterised in that described cooling
Mechanism also includes that wireless communication module, described wireless communication module include bluetooth.
There is the hydro-generating Unit of online controlling the water circulation cooling function the most as claimed in claim 1, it is characterised in that described refrigeration
Unit includes compressor (14), condenser (15), expansion valve (16) and vaporizer (17), and described compressor (14) passes through condenser
(15) being connected with expansion valve (16), described compressor (14) is connected with expansion valve (16) by vaporizer (17).
There is the hydro-generating Unit of online controlling the water circulation cooling function the most as claimed in claim 1, it is characterised in that described water wheels
Speed probe (3) it is provided with between machine (1) and electromotor (2).
There is the hydro-generating Unit of online controlling the water circulation cooling function the most as claimed in claim 1, it is characterised in that described generating
The lower section of machine (2) is provided with base (4), and the both sides of described base (4) are provided with fixing screw (5).
There is the hydro-generating Unit of online controlling the water circulation cooling function the most as claimed in claim 1, it is characterised in that described generating
Machine (2) is provided with digitron display screen (6), and described digitron display screen (6) electrically connects with temperature-measuring module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610702245.8A CN106286091A (en) | 2016-08-22 | 2016-08-22 | A kind of hydro-generating Unit with online controlling the water circulation cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610702245.8A CN106286091A (en) | 2016-08-22 | 2016-08-22 | A kind of hydro-generating Unit with online controlling the water circulation cooling function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106286091A true CN106286091A (en) | 2017-01-04 |
Family
ID=57662102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610702245.8A Pending CN106286091A (en) | 2016-08-22 | 2016-08-22 | A kind of hydro-generating Unit with online controlling the water circulation cooling function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106286091A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939581A (en) * | 2017-11-29 | 2018-04-20 | 四川省内江蜀源水轮机有限公司 | A kind of hydraulic generator of automatic adjustment and refrigeration combined unit |
| CN108252845A (en) * | 2018-01-08 | 2018-07-06 | 惠安贤江金刚石工具开发有限公司 | A kind of novel drop water generating equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120146330A1 (en) * | 2007-07-05 | 2012-06-14 | Salvatore Shifrin | Hydro turbine generator |
| CN202329857U (en) * | 2011-11-01 | 2012-07-11 | 河南恒星钢缆有限公司 | Temperature control system for distribution room of steel strand wire drawbench |
| CN102654299A (en) * | 2012-05-28 | 2012-09-05 | 上海腾邦环境科技有限公司 | Spraying and cooling system |
| CN204060827U (en) * | 2014-08-07 | 2014-12-31 | 中国神华能源股份有限公司 | A kind of generator set low pressure cylinder spray system |
| CN105114233A (en) * | 2015-08-14 | 2015-12-02 | 刘洋 | Hydroelectric power generator temperature control system used for hydroelectric power generation |
| CN105697245A (en) * | 2016-03-29 | 2016-06-22 | 马骏 | Novel wind-driven power generation device with real-time temperature monitoring function |
-
2016
- 2016-08-22 CN CN201610702245.8A patent/CN106286091A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120146330A1 (en) * | 2007-07-05 | 2012-06-14 | Salvatore Shifrin | Hydro turbine generator |
| CN202329857U (en) * | 2011-11-01 | 2012-07-11 | 河南恒星钢缆有限公司 | Temperature control system for distribution room of steel strand wire drawbench |
| CN102654299A (en) * | 2012-05-28 | 2012-09-05 | 上海腾邦环境科技有限公司 | Spraying and cooling system |
| CN204060827U (en) * | 2014-08-07 | 2014-12-31 | 中国神华能源股份有限公司 | A kind of generator set low pressure cylinder spray system |
| CN105114233A (en) * | 2015-08-14 | 2015-12-02 | 刘洋 | Hydroelectric power generator temperature control system used for hydroelectric power generation |
| CN105697245A (en) * | 2016-03-29 | 2016-06-22 | 马骏 | Novel wind-driven power generation device with real-time temperature monitoring function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939581A (en) * | 2017-11-29 | 2018-04-20 | 四川省内江蜀源水轮机有限公司 | A kind of hydraulic generator of automatic adjustment and refrigeration combined unit |
| CN108252845A (en) * | 2018-01-08 | 2018-07-06 | 惠安贤江金刚石工具开发有限公司 | A kind of novel drop water generating equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108999242B (en) | Linkage type double-effect condensation air water taking device | |
| CN106286091A (en) | A kind of hydro-generating Unit with online controlling the water circulation cooling function | |
| CN106094937A (en) | A kind of chamber planting system having from irrigation function | |
| CN206742674U (en) | A kind of brass electroplating production line power distribution cabinet with water cooling plant | |
| CN205280757U (en) | A equipment for hall formula speedtransmitter functional test | |
| CN105986960A (en) | Wind speed estimating method for wind driven generator control system | |
| CN211451528U (en) | Automatic water supply constant-pressure water cooling system | |
| CN202204651U (en) | Air-water cooler water leakage alarm device for wind driven generator | |
| CN204270127U (en) | A kind of power station turbine-generator units display control device | |
| CN109387258B (en) | System and method for measuring or controlling condensed water level of heat exchanger by utilizing differential pressure transmitter | |
| CN103414385B (en) | Magnetic-heating device | |
| CN206248728U (en) | Electric speed regulation insulation resistance meter | |
| CN211148873U (en) | High-power supply load instrument | |
| CN107044391A (en) | A kind of Wind turbines cooling system | |
| CN207686772U (en) | The novel online thermal loss of steam turbine rate monitoring device of thermal power plant | |
| CN205402644U (en) | Electric steaming vapour is steam gas storage device for generating device | |
| CN106224155B (en) | The measurement method of parameters of the special hydraulic turbine of cooling tower | |
| CN202441533U (en) | Built-in power supply device of gauge or self-control valve | |
| CN207263448U (en) | A kind of air cooling effect test platform | |
| CN206634305U (en) | A kind of new sea cucumber plastic sealing pack detection device | |
| CN205013330U (en) | Direct -cooled thermal power plant is with external rotor permanent magnetism fan system | |
| CN206420900U (en) | A kind of hot-bulb formula air velocity transducer | |
| CN206875720U (en) | A kind of air source heat pump hot water system | |
| CN203463304U (en) | Solar water heater water-saving pump with function of water level detection | |
| CN205330991U (en) | Air compressor machine waste heat ultra -low temperature power generation system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |