CN212183328U - Generator heat sink for power station - Google Patents
Generator heat sink for power station Download PDFInfo
- Publication number
- CN212183328U CN212183328U CN202020712813.4U CN202020712813U CN212183328U CN 212183328 U CN212183328 U CN 212183328U CN 202020712813 U CN202020712813 U CN 202020712813U CN 212183328 U CN212183328 U CN 212183328U
- Authority
- CN
- China
- Prior art keywords
- air outlet
- heat exchange
- dehumidifier
- power generation
- pipe
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
A generator cooling device for a hydropower station comprises a dehumidifier, an exhaust fan, a return pipe, an air outlet pipe and a power generation chamber for mounting the dehumidifier and the exhaust fan; the exhaust fan is embedded in the wall of the power generation room; one end of the air outlet pipe is inserted into the generator set; the other end of the air outlet pipe extends into the reservoir, and the bottom of the reservoir is provided with a plurality of heat exchange pipes; the air outlet pipe is connected with the heat exchange pipe in a conduction way; the dehumidifier is arranged at the top of the power generation chamber, and the bottom of the dehumidifier is provided with an air outlet; one end of the heat exchange tube, which is far away from the air outlet tube, is connected with the return tube; the return pipe is communicated with the dehumidifier; a plurality of convex parts are arranged on the periphery of the heat exchange tube; a plurality of heat exchange fins are arranged on the inner wall of the heat exchange tube; heat transfer is carried out between the heat exchange plate and the boss; the utility model discloses utilize the water-cooling to cool down the air, utilize the forced air cooling to cool down the heat dissipation to generating set, when guaranteeing good radiating effect, prevent that steam from invading generating set to influence equipment normal use.
Description
Technical Field
The utility model relates to a heat sink technical field especially relates to a generator heat sink for power station.
Background
The generator is mechanical equipment for converting energy in other forms into electric energy, and is driven by a water turbine, a steam turbine, a diesel engine or other power machines, and converts energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy to be transmitted to the generator, and then the mechanical energy is converted into electric energy by the generator. The generator has wide application in industrial and agricultural production, national defense, science and technology and daily life. The generator has many forms, but the working principle is based on the law of electromagnetic induction and the law of electromagnetic force. Therefore, the general principle of the structure is that a magnetic circuit and an electric circuit which mutually perform electromagnetic induction are formed by proper magnetic conductive and electric conductive materials so as to generate electromagnetic power and achieve the purpose of energy conversion. The temperature of a coil and an iron core of a generator in full-load operation is an important index for measuring the performance of the generator, the insulation performance of the generator is lower as the temperature is higher, the probability of coil breakdown is higher, the output of the generator generally exceeds the designed rated power, the high-temperature time in summer is saved, if the generator is in overload operation, the temperature of the coil and the temperature of the iron core of the generator reach the critical value of the operating temperature of the generator in the operation regulation, and in high-temperature weather, the load reduction operation is adopted to reduce the temperature of the generator so as to ensure the safe operation of equipment, so that the economic benefit of an enterprise is.
In order to solve the problem, the application provides a generator heat sink for power station.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the general generator that exists among the background art and exerting oneself and all can surpassing the rated power of design, summer high temperature festival, if overload operation, generator coil, iron core temperature all reach the critical value of generator operating temperature in the operation regulation, many years, under high temperature weather, for guaranteeing equipment safety operation, all take the operation of falling the load in order to reduce generator temperature, seriously influenced the economic benefits's of enterprise technical problem, the utility model provides a generator heat sink for power station, the utility model discloses utilize the water-cooling to cool down the air, utilize the air-cooling to cool down the heat dissipation to generating set, when guaranteeing good radiating effect, prevent that steam from invading generating set to influence equipment normal use.
(II) technical scheme
In order to solve the problems, the utility model provides a generator cooling device for a hydropower station, which comprises a dehumidifier, an exhaust fan, a return pipe, an air outlet pipe and a power generation chamber for installing the dehumidifier and the exhaust fan;
a plurality of water turbines and a plurality of generator sets are arranged in the power generation chamber; one water turbine drives one generator set to operate; one side of the water turbine is provided with a water inlet pipe, and the other side of the water turbine is provided with a water outlet pipe; a reservoir is arranged outside the power generation chamber, and a water outlet pipe drains water towards the reservoir;
the exhaust fan is embedded in the wall of the power generation room; one end of the air outlet pipe is inserted into the generator set, and the middle part of the air outlet pipe is connected with the exhaust fan; the other end of the air outlet pipe extends into the reservoir, and the bottom of the reservoir is provided with a plurality of heat exchange pipes; the air outlet pipe is connected with the heat exchange pipe in a conduction way;
the dehumidifier is arranged at the top of the power generation chamber, the bottom of the dehumidifier is provided with an air outlet, and the air outlet is positioned in the power generation chamber; and the air outlet is vertically arranged downwards; one end of the heat exchange tube, which is far away from the air outlet tube, is connected with the return tube; the return pipe is communicated with the dehumidifier; the dehumidifier pumps the gas in the return pipe towards the gas outlet;
a plurality of convex parts are arranged on the periphery of the heat exchange tube, the inner parts of the convex parts are hollow, and the convex parts are in conduction connection with the heat exchange tube; a plurality of heat exchange fins are arranged on the inner wall of the heat exchange tube; the heat exchange fins and the bosses are in heat transfer.
Preferably, a valve is arranged at the joint of the water turbine and the water inlet pipe, and the opening degree of the valve can be adjusted.
Preferably, the periphery of the return pipe is wrapped with a heat-insulating layer.
Preferably, the generator set is provided with a plurality of air inlets, and the air inlets are covered with dust screens.
Preferably, a master controller is arranged in the power generation chamber; the master controller controls the opening of the valve and the output power of the exhaust fan and the dehumidifier.
Preferably, one end of the air outlet pipe inserted into the generator set is provided with a temperature detection module.
Preferably, the dehumidifier is provided with a drain pipe which drains water towards the outside of the power generation chamber.
The above technical scheme of the utility model has following profitable technological effect: in the utility model, water flows from the high position along the water inlet pipe to the water turbine; the valve is kept in an open state, and water flow drives the water turbine to rotate; the water turbine drives a rotor in the generator to rotate through the main shaft so as to generate electricity; water in the water turbine is discharged towards the reservoir through a water outlet pipe; the utility model is provided with a plurality of heat exchange tubes at the bottom of the reservoir; an exhaust fan is arranged on the power generation chamber, one end of an air outlet pipe is inserted into the power generation unit, the middle part of the air outlet pipe is connected with the exhaust fan, the other end of the air outlet pipe extends into the water storage tank, and the air outlet pipe is in conduction connection with the heat exchange pipe; the exhaust fan is started, and gas in the power generation chamber enters the power generation unit through the gas inlet on the power generation unit to take away heat generated by the power generation unit during working; the heat enters the heat exchange tube at the bottom of the reservoir along the air outlet tube, a plurality of convex parts are arranged on the periphery of the heat exchange tube, the inner part of each convex part is hollow, and the convex parts are in conduction connection with the heat exchange tube; a plurality of heat exchange fins are arranged on the inner wall of the heat exchange tube; heat transfer is carried out between the heat exchange plate and the boss; the air with heat is contacted with the heat exchange plate to exchange heat; in the dehumidifier was got into along the back flow to the air cooling back, through the dehumidification back, the air passed through the gas outlet and discharged towards the electricity generation indoor, cooled down to the electricity generation room, was favorable to generating set's cooling heat dissipation, guaranteed equipment safe operation. The utility model discloses utilize the water-cooling to cool down the air, utilize the forced air cooling to cool down the heat dissipation to generating set, when guaranteeing good radiating effect, prevent that steam from invading generating set to influence equipment normal use.
Drawings
Fig. 1 is the utility model provides a generator heat sink for power station's structural schematic.
Fig. 2 is the utility model provides an installation structure schematic diagram of outlet duct, back flow and heat exchange tube in the generator heat sink for power station.
Fig. 3 is the utility model provides a cross section structure schematic diagram of heat exchange tube in generator heat sink for power station.
Fig. 4 is the structural schematic diagram of the return pipe in the generator cooling device for the hydropower station provided by the utility model.
Reference numerals: 1. a water inlet pipe; 2. a power generation chamber; 3. a dehumidifier; 4. a return pipe; 5. an air outlet; 6. a generator set; 7. an air inlet; 8. an air outlet pipe; 9. an exhaust fan; 10. a water outlet pipe; 11. a reservoir; 12. a heat exchange pipe; 13. a boss portion; 14. a heat-insulating layer; 15. a valve; 16. a water turbine; 17. a heat exchanger fin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the utility model provides a generator cooling device for hydropower station, which comprises a dehumidifier 3, an exhaust fan 9, a return pipe 4, an outlet pipe 8 and a power generation chamber 2 for installing the dehumidifier 3 and the exhaust fan 9;
a plurality of water turbines 16 and a plurality of generator sets 6 are arranged in the power generation chamber 2; one water turbine 16 drives one generator set 6 to operate; one side of the water turbine 16 is provided with a water inlet pipe 1, and the other side is provided with a water outlet pipe 10; a reservoir 11 is arranged outside the power generation chamber 2, and a water outlet pipe 10 drains water towards the reservoir 11;
the exhaust fan 9 is embedded in the wall of the power generation room 2; one end of an air outlet pipe 8 is inserted into the generator set 6, and the middle part of the air outlet pipe 8 is connected with an exhaust fan 9; the other end of the air outlet pipe 8 extends into the reservoir 11, and the bottom of the reservoir 11 is provided with a plurality of heat exchange pipes 12; the air outlet pipe 8 is connected with the heat exchange pipe 12 in a conduction way;
the dehumidifier 3 is arranged at the top of the power generation chamber 2, the bottom of the dehumidifier 3 is provided with an air outlet 5, and the air outlet 5 is positioned inside the power generation chamber 2; and the air outlet 5 is arranged vertically downwards; one end of the heat exchange tube 12 far away from the air outlet tube 8 is connected with the return tube 4; the return pipe 4 is connected with the dehumidifier 3 in a conduction way; the dehumidifier 3 exhausts the gas in the return pipe 4 towards the gas outlet 5;
a plurality of convex parts 13 are arranged on the periphery of the heat exchange tube 12, the inner parts of the convex parts 13 are hollow, and the convex parts 13 are in conduction connection with the heat exchange tube 12; a plurality of heat exchange fins 17 are arranged on the inner wall of the heat exchange tube 12; heat transfer takes place between the plate 17 and the boss 13.
In the utility model, water flows from the high position along the water inlet pipe 1 to the water turbine 16; the valve 15 is kept open, and the water flow drives the water turbine 16 to rotate; the water turbine 16 drives a rotor in the generator to rotate through the main shaft so as to generate electricity; the water in the water turbine 16 is discharged towards the reservoir 11 through the water outlet pipe 10; the bottom of the reservoir 11 is provided with a plurality of heat exchange tubes 12; an exhaust fan 9 is arranged on the power generation chamber 2, one end of an air outlet pipe 8 is inserted into the power generation unit 6, the middle part of the air outlet pipe 8 is connected with the exhaust fan 9, the other end of the air outlet pipe 8 extends into the water storage tank 11, and the air outlet pipe 8 is in conduction connection with a heat exchange pipe 12; the exhaust fan 9 is started, and gas in the power generation chamber 2 enters the power generation unit 6 through the gas inlet 7 on the power generation unit 6 to take away heat generated by the power generation unit 6 during working; heat enters a heat exchange tube 12 at the bottom of the reservoir 11 along an air outlet tube 8, a plurality of protruding parts 13 are arranged on the periphery of the heat exchange tube 12, the protruding parts 13 are hollow, and the protruding parts 13 are in conduction connection with the heat exchange tube 12; a plurality of heat exchange fins 17 are arranged on the inner wall of the heat exchange tube 12; heat transfer is performed between the heat exchange fins 17 and the bosses 13; the air with heat is contacted with the heat exchange fins 17 for heat exchange; air cools down in getting into dehumidifier 3 along back flow 4 back, and after the dehumidification, the air passes through 5 discharges in towards electricity generation room 2 in the gas outlet, cools down electricity generation room 2, is favorable to generating set 6's cooling heat dissipation, guarantees equipment safe operation. The utility model discloses utilize the water-cooling to cool down the air, utilize the forced air cooling to cool down the heat dissipation to generating set 6, when guaranteeing good radiating effect, prevent that steam from invading generating set 6 to influence equipment normal use.
In an alternative embodiment, a valve 15 is arranged at the connection of the water turbine 16 and the water inlet pipe 1, and the opening degree of the valve 15 can be adjusted.
It should be noted that the opening of the valve 15 is controlled to control the water inflow of the water inlet pipe 1, so as to control the generated power of the generator set 6.
In an alternative embodiment, the return pipe 4 is wrapped with an insulating layer 14 around its periphery.
It should be noted that the heat insulating layer 14 can reduce the heat exchange between the gas in the return pipe 4 and the outside air.
In an alternative embodiment, the generator set 6 is provided with a plurality of air inlets 7, and the air inlets 7 are covered with dust screens.
It should be noted that the dust screen can reduce dust entering the interior of the generator set 6.
In an alternative embodiment, the inside of the power generation room 2 is provided with a general controller; the overall controller controls the opening of the valve 15 and the output power of the suction fan 9 and the dehumidifier 3.
In an alternative embodiment, the end of the outlet pipe 8 inserted into the generator set 6 is provided with a temperature detection module.
It should be noted that, the master controller is in signal connection with the temperature detection module, and when the temperature is too high, the master controller controls the exhaust fan 9 and the dehumidifier 3 to improve the working power, so as to perform rapid cooling.
In an alternative embodiment, the dehumidifier 3 is provided with a drain which drains towards the outside of the power generation chamber 2.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. A generator cooling device for a hydropower station is characterized by comprising a dehumidifier (3), an exhaust fan (9), a return pipe (4), an air outlet pipe (8) and a power generation chamber (2) for mounting the dehumidifier (3) and the exhaust fan (9);
a plurality of water turbines (16) and a plurality of generator sets (6) are arranged in the power generation chamber (2); one water turbine (16) drives one generator set (6) to operate; one side of the water turbine (16) is provided with a water inlet pipe (1), and the other side is provided with a water outlet pipe (10); a reservoir (11) is arranged outside the power generation chamber (2), and a water outlet pipe (10) drains water towards the reservoir (11);
the exhaust fan (9) is embedded in the wall of the power generation chamber (2); one end of the air outlet pipe (8) is inserted into the generator set (6), and the middle part of the air outlet pipe (8) is connected with the exhaust fan (9); the other end of the air outlet pipe (8) extends into the water reservoir (11), and a plurality of heat exchange pipes (12) are arranged at the bottom of the water reservoir (11); the air outlet pipe (8) is connected with the heat exchange pipe (12) in a conduction way;
the dehumidifier (3) is arranged at the top of the power generation chamber (2), the bottom of the dehumidifier (3) is provided with an air outlet (5), and the air outlet (5) is positioned inside the power generation chamber (2); and the air outlet (5) is vertically arranged downwards; one end of the heat exchange tube (12) far away from the air outlet tube (8) is connected with the return tube (4); the return pipe (4) is communicated with the dehumidifier (3); the dehumidifier (3) pumps the gas in the return pipe (4) towards the gas outlet (5);
a plurality of protrusions (13) are arranged on the periphery of the heat exchange tube (12), the protrusions (13) are hollow, and the protrusions (13) are in conduction connection with the heat exchange tube (12); a plurality of heat exchange fins (17) are arranged on the inner wall of the heat exchange tube (12); the heat exchanger plate (17) and the boss (13) are in heat transfer.
2. The generator cooling device for a hydropower station according to claim 1, wherein a valve (15) is arranged at a joint of the water turbine (16) and the water inlet pipe (1), and an opening degree of the valve (15) is adjustable.
3. The generator cooling device for a hydropower station according to claim 1, wherein the return pipe (4) is wrapped with an insulating layer (14) on the outer circumference thereof.
4. The generator cooling device for a hydropower station according to claim 1, wherein a plurality of air inlets (7) are provided on the generator set (6), and the air inlets (7) are covered with a dust screen.
5. The generator cooling device for the hydropower station according to claim 1, wherein a master controller is arranged inside the power generation chamber (2); the master controller controls the opening of the valve (15) and the output power of the exhaust fan (9) and the dehumidifier (3).
6. The generator cooling device for the hydropower station according to claim 1, wherein a temperature detection module is arranged at one end of the air outlet pipe (8) inserted into the generator set (6).
7. The generator cooling device for a hydropower station according to claim 1, wherein the dehumidifier (3) is provided with a drain pipe which drains water towards the outside of the power generation chamber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020712813.4U CN212183328U (en) | 2020-04-30 | 2020-04-30 | Generator heat sink for power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020712813.4U CN212183328U (en) | 2020-04-30 | 2020-04-30 | Generator heat sink for power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212183328U true CN212183328U (en) | 2020-12-18 |
Family
ID=73766299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020712813.4U Expired - Fee Related CN212183328U (en) | 2020-04-30 | 2020-04-30 | Generator heat sink for power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212183328U (en) |
-
2020
- 2020-04-30 CN CN202020712813.4U patent/CN212183328U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB2596885A (en) | Novel container generator set capable of automatically cooling | |
| CN210599182U (en) | Generating set with good heat dissipation effect | |
| CN102185420A (en) | Cooling system of 2MW wind driven generator | |
| CN212183328U (en) | Generator heat sink for power station | |
| WO2020125543A1 (en) | Temperature control system of high-power converter of wind turbine generator set | |
| CN207583498U (en) | A kind of small-sized high temperature resistant mute type diesel generating set | |
| CN215419962U (en) | Low-loss energy-saving generator with high heat dissipation structure | |
| CN202309375U (en) | Furnace water pump motor with forced air-cooling heat shield | |
| CN211859920U (en) | Energy-saving consumption-reducing high-voltage frequency converter strong heat dissipation system | |
| CN213039365U (en) | Precooling supercharged diesel generating set with low oil consumption | |
| CN210509378U (en) | Totally enclosed dust-protection silence water-cooled generator group | |
| CN210143215U (en) | High heat dispersion generating set control module | |
| CN208983903U (en) | A kind of combined generator cooling system | |
| CN216599233U (en) | Generating set casing convenient to heat dissipation | |
| CN208797743U (en) | A kind of power station generator cooling device | |
| CN201865743U (en) | Energy-saving grid-connected wind power generating unit temperature control system | |
| CN219622816U (en) | Natural air cooling and forced air cooling combined radiator structure | |
| CN216751388U (en) | Heat dissipation dust keeper for generator | |
| CN207039356U (en) | On-line automatic heating Cooling protector for generator casing | |
| CN213660154U (en) | Cooling device of wind power dry type transformer | |
| CN211530904U (en) | Air-cooled circulating cooler of high-power motor | |
| CN203809213U (en) | Low-voltage traversing current transformer tower barrel heat radiating device | |
| CN212210755U (en) | Generator heat sink for power station | |
| CN214279728U (en) | Energy-saving and environment-friendly transformer | |
| CN215672423U (en) | Cooling water heat exchange system of emergency diesel generating set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201218 Termination date: 20210430 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |