CN207999294U - A kind of organic Rankine cycle power generation system having generator refrigerating function - Google Patents
A kind of organic Rankine cycle power generation system having generator refrigerating function Download PDFInfo
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- CN207999294U CN207999294U CN201820009947.2U CN201820009947U CN207999294U CN 207999294 U CN207999294 U CN 207999294U CN 201820009947 U CN201820009947 U CN 201820009947U CN 207999294 U CN207999294 U CN 207999294U
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Abstract
The utility model is related to a kind of organic Rankine cycle power generation systems having generator refrigerating function, the system comprises evaporator, gas-liquid separator, expanding machine, generator, condenser, liquid storage device and working medium pumps, the evaporator, gas-liquid separator, expanding machine, condenser, liquid storage device and working medium pump are sequentially connected by pipeline, and the generator is connected with the expanding machine;The system also includes have throttle valve element and temperature controller, the throttle valve element and temperature controller electrical connection, the throttle valve element input terminal and output end are connect by pipeline with the output end of the working medium pump and generator input terminal respectively, and the temperature controller is set on the pipeline for connecting the generator output end and the condenser input terminal.The embodiments of the present invention can effectively cool down generator without generator cooling system additionally is arranged, and the latent heat of vaporization of organic working medium is largely utilized, while can reduce the cost input of system to a certain extent.
Description
Technical field
The utility model is related to send out low-temperature electricity-generating technical field, particularly relate to a kind of having the organic of generator refrigerating function
Rankine cycle electricity generation system.
Background technology
The problem of energy shortage, environmental pollution have developed into world wide, energy-saving and emission-reduction reduce energy consumption, improve the energy
Comprehensive utilization ratio is the fundamental way for solving energy problem.
The generator of organic Rankine cycle power generation system in the process of running, must due to there is the presence of electric current and magnetic field
Iron loss and copper loss are will produce, this loss is transmitted to winding and iron core in the form of heat, if heat not shed in time;It is light then make around
Group temperature increases, and resistance increases, and reduces the efficiency of generator, heavy then the winding of generator and core inductance can be made to burn and cause to send out
Motor catches fire, so must be cooled down, takes away the heat in generator, to reduce generator temperature, ensures power generation
Machine is run below rated temperature.
Generator is mostly to use air-cooled, water cooling or oil cooling in the prior art, is typically necessary the additional cooler of increase and sets
It is standby, and increase additional electric power consumption, while also increasing the input cost and maintenance cost of system.
Utility model content
The purpose of this utility model is the problem of reaching to reduce temperature in generator operation with relatively low input cost, while can
Must largely improve the latent heat of vaporization utilization rate of organic working medium.
To achieve the above object, the utility model provides a kind of Organic Rankine Cycle hair having generator refrigerating function
Electric system, it is described the system comprises evaporator, gas-liquid separator, expanding machine, generator, condenser, liquid storage device and working medium pump
Evaporator, gas-liquid separator, expanding machine, condenser, liquid storage device and working medium pump are sequentially connected by pipeline, the generator and institute
Expanding machine is stated to be connected;The system also includes have throttle valve element and temperature controller, the throttle valve element and temperature controller
Electrical connection, the throttle valve element input terminal and output end are inputted by the output end and generator of pipeline and the working medium pump respectively
End connection, the temperature controller are set on the pipeline for connecting the generator output end and the condenser input terminal.
Optionally, the throttle valve element is capillary, heating power expansion valve or electric expansion valve.
Optionally, the temperature controller is thermocouple, platinum resistance, thermistor or heating power expansion valve temperature sensing packet.
Optionally, using open-type, the connection of semi-enclosed or totally enclosed type between the expanding machine and the generator.
Optionally, expanding machine pattern is vortex, screw, radial inflow, rotator type or piston type.
One technical solution of above-mentioned technical proposal has the following advantages that or advantageous effect:
In one embodiment of the utility model, another outlet end of the working medium pump is drawn a part of organic by pipeline
Working medium is entered by being depressurized to nearly saturation pressure after throttle valve element in generator, using organic working medium to the rotor of generator and
Casing is cooled down, which is returned to after generator in organic working medium cycle;Temperature control in the present embodiment
Device processed feeds back to throttle valve element to control opening for throttle valve element for monitoring generator cooling way outlet organic working medium temperature
Degree largely ensure that the stream of power generator major cycle to control the cooling power pressure and flow that flow into generator
Amount in turn ensures device generated energy while ensureing that generator rationally cools down, and does not have to additional setting generator cooling system,
Since organic working medium is depressurized to nearly saturation pressure by throttle valve element, organic working medium, which is absorbed heat, after entering generator becomes saturation steaming
Gas leaves, and the latent heat of vaporization of organic working medium is largely utilized, improves cooling effect, saves generator lube oil station,
Increase the reliability of shield gasket, it is ensured that the safety of device generator, while system can be reduced to a certain extent
Cost input.
Description of the drawings
Fig. 1 is that a kind of structure of organic Rankine cycle power generation system having generator refrigerating function of the utility model is implemented
It illustrates and is intended to.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, the utility model embodiment provides a kind of Organic Rankine Cycle having generator refrigerating function
Electricity generation system, the system comprises evaporator 1, gas-liquid separator 2, expanding machine 3, generator 4, condenser 5, liquid storage device 6 and works
Matter pump 7, the evaporator 1, gas-liquid separator 2, expanding machine 3, condenser 5, liquid storage device 6 and working medium pump 7 are connected successively by pipeline
It connects, the generator 4 is connected with the expanding machine 3;It is described the system also includes having throttle valve element 8 and temperature controller 9
Throttle valve element 8 and temperature controller 9 are electrically connected, and 8 input terminal of the throttle valve element and output end pass through pipeline and the work respectively
The output end of matter pump 7 connect with 4 input terminal of generator, the temperature controller 9 be set to connection 4 output end of generator and
On the pipeline of 5 input terminal of the condenser.
In the present embodiment, the operation principle of organic Rankine cycle power generation system is as follows:
Low-boiling organic working medium enters in evaporator 1, from heat source (industrial exhaust heat, geothermal energy, solar energy, biomass energy
And ocean energy) at obtain thermal energy, the thermal energy obtained to make organic working medium absorb, and then generate with certain pressure and temperature
Steam, the steam of generation is after gas-liquid separator 2, it is ensured that steam enters 3 expansion work of expanding machine without liquid, makes expanding machine 3
Generator 4 is driven to generate electricity, the steam after the decompression cooling being discharged from expanding machine 3 will be organic by cooling medium in condenser 5
Working medium heat is taken away and is condensed, and condensed organic working medium enters liquid storage device 6, after finally being pressurizeed again by working medium pump 7 again
Evaporator 1 is returned to, is so constantly recycled, to realize the purpose using lower temperature heat energy power-generating.It should be noted that institute
It includes but not limited to water body or air to state the cooling medium in condenser 5, such as condenser connects water tower, using water source as cold
Solidifying medium condenses organic working medium.
In the present embodiment, generator cooling cycle operation principle is as follows:
Working medium pump 7 is provided with another way delivery outlet, the delivery outlet of the working medium pump 7 in organic Rankine cycle power generation system
Interior organic working medium is about more than 40 DEG C of high-pressure sub-cooled liquid, and the organic working medium is depressurized to slightly above after throttle valve element 8
Saturation pressure, the organic working medium after decompression enter in generator 4, using organic working medium to the rotor and casing etc. in generator 4
Component carries out heat absorption cooling, and the organic working medium in generator 4 after acquisition thermal energy, which is then evaporated, is converted into vapor state, recycles again
Return to 5 input terminal of condenser.
Further, into the stream for carrying out the cooling organic working medium of heat absorption inside generator 4 to the 4 each component in inside of generator
Amount is then to monitor the cooling road delivery outlet of generator 4 by being set to the temperature control component 9 of 4 delivery outlet outer tube road of generator
Organic working medium temperature, and monitoring data are fed back into throttle valve element 8, aperture are adjusted by control valve member 8, to adjust into hair
The pressure and flow of cooling working medium inside motor 4.
In the present embodiment, a part of organic working medium is drawn in another outlet end of the working medium pump 7 by pipeline, passes through throttling
It is depressurized to nearly saturation pressure after valve member 8 to enter in generator 4, using organic working medium to components such as the rotors of generator 4 and casing
It is cooled down, which is returned to after generator 4 in organic working medium cycle;Temperature controller in the present embodiment
9 cool down way outlet organic working medium temperature for monitoring generator 4, and feed back to throttle valve element 8 to control opening for throttle valve element 8
Degree largely ensure that the stream of electricity generation system major cycle to control the cooling power pressure and flow that flow into generator 4
Amount in turn ensures the generated energy of electricity generation system while ensureing that generator 4 is rationally cooling, and without additional setting generator 4
Cooling system, since organic working medium is depressurized to nearly saturation pressure by throttle valve element 8, organic working medium is inhaled after entering generator 4
Thermal change is left for saturated vapor, and the latent heat of vaporization of organic working medium is largely utilized, improves cooling effect, saves power generation
4 lubricating oil station of machine, increases the reliability of shield gasket, it is ensured that the safety of device generator 4, while can be to a certain degree
The cost input of upper reduction system.
Optionally, the throttle valve element 8 is capillary, heating power expansion valve or electric expansion valve.
Optionally, the temperature controller 9 is thermocouple, platinum resistance, thermistor or heating power expansion valve temperature sensing packet.
Optionally, using open-type, the connection of semi-enclosed or totally enclosed type between the expanding machine 3 and the generator 4.
Optionally, 3 pattern of expanding machine is vortex, screw, radial inflow, rotator type or piston type.
Above-described specific implementation mode, to the purpose of this utility model, technical solution and advantageous effect carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of organic Rankine cycle power generation system having generator refrigerating function, which is characterized in that the system comprises steamings
Send out device, gas-liquid separator, expanding machine, generator, condenser, liquid storage device and working medium pump, it is the evaporator, gas-liquid separator, swollen
Swollen machine, condenser, liquid storage device and working medium pump are sequentially connected by pipeline, and the generator is connected with the expanding machine;It is described
System further includes having throttle valve element and temperature controller, the throttle valve element and temperature controller electrical connection, the throttle valve element
Input terminal and output end are connect by pipeline with the output end of the working medium pump and generator input terminal respectively, the temperature control
Device is set on the pipeline for connecting the generator output end and the condenser input terminal.
2. the organic Rankine cycle power generation system according to claim 1 for having generator refrigerating function, which is characterized in that
The throttle valve element is capillary, heating power expansion valve or electric expansion valve.
3. the organic Rankine cycle power generation system according to claim 1 for having generator refrigerating function, which is characterized in that
The temperature controller is thermocouple, platinum resistance, thermistor or heating power expansion valve temperature sensing packet.
4. the organic Rankine cycle power generation system according to claim 1 for having generator refrigerating function, which is characterized in that
Using open-type, the connection of semi-enclosed or totally enclosed type between the expanding machine and the generator.
5. the organic Rankine cycle power generation system according to claim 1 for having generator refrigerating function, which is characterized in that
The expanding machine pattern is vortex, screw, radial inflow, rotator type or piston type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009947.2U CN207999294U (en) | 2018-01-04 | 2018-01-04 | A kind of organic Rankine cycle power generation system having generator refrigerating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009947.2U CN207999294U (en) | 2018-01-04 | 2018-01-04 | A kind of organic Rankine cycle power generation system having generator refrigerating function |
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| CN207999294U true CN207999294U (en) | 2018-10-23 |
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| CN201820009947.2U Expired - Fee Related CN207999294U (en) | 2018-01-04 | 2018-01-04 | A kind of organic Rankine cycle power generation system having generator refrigerating function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242375A (en) * | 2019-05-23 | 2019-09-17 | 华电电力科学研究院有限公司 | A kind of twin-stage organic rankine cycle system and its working method based on air-bearing |
| CN110340104A (en) * | 2019-06-06 | 2019-10-18 | 吕梁学院 | A kind of gangue ecological resources comprehensive utilization device and its method of comprehensive utilization |
-
2018
- 2018-01-04 CN CN201820009947.2U patent/CN207999294U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242375A (en) * | 2019-05-23 | 2019-09-17 | 华电电力科学研究院有限公司 | A kind of twin-stage organic rankine cycle system and its working method based on air-bearing |
| CN110340104A (en) * | 2019-06-06 | 2019-10-18 | 吕梁学院 | A kind of gangue ecological resources comprehensive utilization device and its method of comprehensive utilization |
| CN110340104B (en) * | 2019-06-06 | 2021-11-05 | 吕梁学院 | Comprehensive utilization equipment and comprehensive utilization method for ecological resource of coal gangue |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181023 Termination date: 20190104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |