CN217926001U - Organic working medium turbine power generation device - Google Patents
Organic working medium turbine power generation device Download PDFInfo
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- CN217926001U CN217926001U CN202220855580.2U CN202220855580U CN217926001U CN 217926001 U CN217926001 U CN 217926001U CN 202220855580 U CN202220855580 U CN 202220855580U CN 217926001 U CN217926001 U CN 217926001U
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- 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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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Abstract
The utility model discloses an organic working medium turbine power generation facility, relate to turbine technical field, including turbine body, turbine main shaft, the magnetism shaft coupling, generator and pneumatic structure, turbine main shaft connects in turbine body one end, the generator is connected at the turbine body other end, turbine main shaft passes through the magnetism coupling joint with the pivot of generator, the magnetism shaft coupling includes interior magnetic rotor, spacer sleeve and outer magnetic rotor, interior magnetic rotor fixed connection is close to the one end of generator at turbine main shaft, outer magnetic rotor fixed connection is in the pivot of generator, the spacer sleeve is located between interior magnetic rotor and the outer magnetic rotor, the spacer sleeve is connected on turbine body and with interior magnetic rotor and turbine main shaft cover wherein with external isolation, all be equipped with the permanent magnet on interior magnetic rotor and the outer magnetic rotor, constitute the linkage by magnetic coupling between interior magnetic rotor and the outer magnetic rotor, turbine main shaft keeps away from the one end connection pneumatic structure of generator. The utility model discloses can guarantee zero leakage of working medium, improve turbine efficiency.
Description
Technical Field
The utility model relates to a turbine technical field especially relates to an organic working medium turbine power generation facility.
Background
In a solar photo-thermal power generation system, under the conditions of poor illumination conditions or low heat collection temperature, an organic working medium circulating system is required to be adopted to convert the generated photo-thermal to ensure the efficiency of the whole system, wherein an organic working medium power generation turbine plays an important role in converting heat energy into kinetic energy and finally outputting the kinetic energy into electric energy, the efficiency of the organic working medium power generation turbine has direct influence on the power generation efficiency of the whole system, and the turbine is the most easily leaked part in the whole circulating system and must ensure no leakage in the operation process.
In the existing organic working medium power generation turbine, mechanical seal or dry gas seal is usually adopted to ensure the air tightness of the organic working medium power generation turbine, and the internal turbine is usually designed as a centripetal radial flow type power generation turbine, however, the structural forms of the two seals are complex, and zero leakage of the organic working medium can not be ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an organic working medium turbine power generation facility to solve the problem that above-mentioned prior art exists, can guarantee the zero leakage of turbine working medium, improve turbine efficiency.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides an organic working medium turbine power generation facility, including turbine organism, turbine main shaft, magnetism shaft coupling, generator and pneumatic structure, the turbine main shaft rotates to be connected turbine organism one end, the generator is connected the turbine organism other end, the turbine main shaft with the pivot of generator is passed through magnetism shaft coupling connects, the magnetism shaft coupling includes interior magnetic rotor, spacer sleeve and outer magnetic rotor, interior magnetic rotor fixed connection is in turbine main shaft is close to the one end of generator, outer magnetic rotor fixed connection is in the pivot of generator, the spacer sleeve is located interior magnetic rotor with between the outer magnetic rotor, the spacer sleeve is connected on the turbine organism and will interior magnetic rotor with turbine main shaft cover wherein keeps apart with the external world, interior magnetic rotor with all be equipped with the permanent magnet on the outer magnetic rotor, interior magnetic rotor with constitute the linkage by the magnetic force coupling between the outer magnetic rotor, the turbine main shaft is kept away from the one end of generator is connected pneumatic structure, through pneumatic structure can drive turbine main shaft rotates.
Preferably, the aerodynamic structure includes impeller, spiral case, nozzle and diffuser, impeller fixed connection is in turbine spindle keeps away from the one end of generator, the impeller week outside is equipped with the nozzle, the spiral case cover is located the impeller with on the nozzle and with turbine body connects, the diffuser is located impeller exit and with the spiral case is connected.
Preferably, a connecting flange is fixedly arranged on a rotating shaft of the generator, and the outer magnetic rotor is fixedly connected to the connecting flange and sleeved outside the inner magnetic rotor and the isolation sleeve.
Preferably, the inner magnet rotor comprises an inner magnet steel sleeve and a plurality of inner magnet bars, the inner magnet bars are uniformly distributed on the outer peripheral surface of the inner magnet steel sleeve, and S poles and N poles are arranged alternately; the outer magnetic rotor comprises an outer magnetic steel sleeve and a plurality of outer magnetic strips corresponding to the inner magnetic strips, the outer magnetic strips are uniformly distributed on the inner peripheral surface of the outer magnetic steel sleeve, and S poles and N poles are arranged alternately.
Preferably, the nozzle is an adjustable nozzle for adjusting the flow rate.
Preferably, the blade profile of the impeller is a streamlined blade profile.
Preferably, the isolation sleeve is a non-magnetic isolation sleeve.
Preferably, the magnetic coupling is disposed in an interior cavity of the turbine body.
The utility model discloses for prior art gain following technological effect:
the utility model provides an organic working medium turbine power generation facility passes through magnetic coupling with the pivot of turbine main shaft and generator and is connected, and magnetic coupling passes through magnetic coupling and constitutes the linkage, realizes the totally static sealed power transmission to guarantee that the turbine is inside not to leak, improve turbine efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an organic working medium turbine power generation device provided by the present invention;
FIG. 2 is a partially enlarged view of portion A of FIG. 1;
in the figure: 100-organic working medium turbine power generation device, 1-turbine body, 2-turbine main shaft, 3-magnetic coupling, 4-generator, 5-pneumatic structure, 6-inner magnetic rotor, 7-isolation sleeve, 8-outer magnetic rotor, 9-impeller, 10-volute, 11-nozzle, 12-diffuser, 13-connecting flange, 14-inner magnetic steel sleeve, 15-inner magnetic strip, 16-outer magnetic steel sleeve, 17-outer magnetic strip and 18-rotating shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing an organic working medium turbine power generation facility to solve the problem that prior art exists, can guarantee the zero leakage of turbine working medium, improve turbine efficiency.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1-2, the embodiment provides an organic working medium turbine power generation device 100, which includes a turbine body 1, a turbine main shaft 2, a magnetic coupling 3, a power generator 4, and a pneumatic structure 5, wherein the turbine main shaft 1 is rotatably connected to one end of the turbine body 1, the power generator 4 is connected to the other end of the turbine body 1, the turbine main shaft 1 is connected to a rotating shaft 18 of the power generator 4 through the magnetic coupling 3, the magnetic coupling 3 includes an inner magnetic rotor 6, a spacer sleeve 7, and an outer magnetic rotor 8, the inner magnetic rotor 6 is fixedly connected to one end of the turbine main shaft 1 close to the power generator 4, the outer magnetic rotor 8 is fixedly connected to the rotating shaft 18 of the power generator 4, the spacer sleeve 7 is disposed between the inner magnetic rotor 6 and the outer magnetic rotor 8, the spacer sleeve 7 is connected to the turbine body 1 and covers the inner magnetic rotor 6 and the turbine main shaft 1 therein to be isolated from the outside, the inner magnetic rotor 6 and the outer magnetic rotor 8 are both provided with permanent magnets, a linkage formed by coupling between the inner magnetic rotor 6 and the outer magnetic rotor 8, one end of the turbine main shaft 1 far away from the power generator 4 is connected to the pneumatic structure 5, and the turbine main shaft 1 can be driven to rotate.
During the use, drive turbine main shaft 1 through pneumatic structure 5 and rotate, turbine main shaft 1 passes through magnetic coupling 3 with the pivot 18 of generator 4 and is connected, and magnetic coupling 3 constitutes the linkage through magnetic coupling to drive the pivot 18 of generator 4 and rotate and generate electricity, isolation sleeve 7 with interior magnetic rotor 6 and turbine main shaft 1 cover wherein keep apart with the external world, realize the transmission of complete quiet seal power, thereby guarantee that the turbine is inside not to have the leakage, improve turbine efficiency.
In this embodiment, the aerodynamic structure 5 includes an impeller 9, a volute 10, a nozzle 11, and a diffuser 12, the impeller 9 is fixedly connected to one end of the turbine main shaft 1 away from the generator 4, the nozzle 11 is disposed on the outer side of the circumference of the impeller 9, the volute 10 covers the impeller 9 and the nozzle 11 and is connected to the turbine body 1, and the diffuser 12 is located at the outlet of the impeller 9 and is connected to the volute 10. The organic working medium fluid drives the impeller 9 to rotate through the volute 10 and the nozzle 11, further drives the turbine main shaft 1 to rotate, and then flows out of the diffuser 12, and the purpose of converting heat energy into kinetic energy is achieved.
In this embodiment, a rotating shaft 18 of the generator 4 is fixedly provided with a connecting flange 13, and the outer magnetic rotor 8 is fixedly connected to the connecting flange 13 and sleeved outside the inner magnetic rotor 6 and the spacer sleeve 7. The outer magnetic rotor 8 is connected with the rotating shaft 18 of the generator 4 through the flange, so that the installation is convenient and the connection is stable.
In this embodiment, the inner magnet rotor 6 includes an inner magnet sleeve 14 and a plurality of inner magnet bars 15, the plurality of inner magnet bars 15 are uniformly distributed on the outer peripheral surface of the inner magnet sleeve 14, and the S pole and the N pole are arranged alternately; the outer magnetic rotor 8 includes an outer magnetic steel sleeve 16 and a plurality of outer magnetic bars 17 corresponding to the respective inner magnetic bars 15, and the plurality of outer magnetic bars 17 are uniformly distributed on the inner circumferential surface of the outer magnetic steel sleeve 16 and arranged with S-poles and N-poles alternately. The inner magnet strips 15 and the outer magnet strips 17 are the same in size, and a magnetic coupling linkage structure is formed by the inner magnet strips 15 and the outer magnet strips 17 which are arranged at intervals, so that the power of the turbine main shaft 2 is transmitted to a rotating shaft 18 of the generator 4.
In this embodiment, the nozzle 11 is an adjustable nozzle for adjusting the flow rate to adapt to different power generation conditions.
In this embodiment, the blade profile of the impeller 9 is a streamlined blade profile.
In this embodiment, the spacer 7 is a non-magnetic spacer.
In this embodiment, the magnetic coupling 3 is disposed in the inner cavity of the turbine body 1, so that the magnetic coupling 3 can be protected, and external impurities are prevented from entering the outer magnetic rotor 8 and damaging the outer magnetic rotor.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for those skilled in the art, the idea of the present invention may be changed in the specific embodiments and the application range. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. The utility model provides an organic working medium turbine power generation facility which characterized in that: the turbine main shaft is rotatably connected to one end of the turbine body, the generator is connected to the other end of the turbine body, the turbine main shaft is connected with a rotating shaft of the generator through the magnetic coupling, the magnetic coupling comprises an inner magnetic rotor, an isolation sleeve and an outer magnetic rotor, the inner magnetic rotor is fixedly connected to one end, close to the generator, of the turbine main shaft, the outer magnetic rotor is fixedly connected to the rotating shaft of the generator, the isolation sleeve is arranged between the inner magnetic rotor and the outer magnetic rotor, the isolation sleeve is connected to the turbine body and covers the inner magnetic rotor and the turbine main shaft to be isolated from the outside, permanent magnets are arranged on the inner magnetic rotor and the outer magnetic rotor, linkage is formed by magnetic coupling between the inner magnetic rotor and the outer magnetic rotor, one end, far away from the generator, of the turbine main shaft is connected with the pneumatic structure, and the turbine main shaft can be driven to rotate through the pneumatic structure.
2. The organic working medium turbine power generation device of claim 1, wherein: pneumatic structure includes impeller, spiral case, nozzle and diffuser, impeller fixed connection is in turbine spindle keeps away from the one end of generator, the impeller week outside is equipped with the nozzle, the spiral case cover is located the impeller with on the nozzle and with turbine body connects, the diffuser is located impeller exit and with the spiral case is connected.
3. The organic working medium turbine power plant of claim 1, characterized in that: and a connecting flange is fixedly arranged on a rotating shaft of the generator, and the outer magnetic rotor is fixedly connected to the connecting flange and sleeved outside the inner magnetic rotor and the isolation sleeve.
4. The organic working medium turbine power plant of claim 1, characterized in that: the inner magnetic rotor comprises an inner magnetic steel sleeve and a plurality of inner magnetic strips, the inner magnetic strips are uniformly distributed on the outer peripheral surface of the inner magnetic steel sleeve, and S poles and N poles are arranged alternately; the outer magnetic rotor comprises an outer magnetic steel sleeve and a plurality of outer magnetic strips corresponding to the inner magnetic strips, the outer magnetic strips are uniformly distributed on the inner peripheral surface of the outer magnetic steel sleeve, and S poles and N poles are arranged alternately.
5. The organic working medium turbine power generation device of claim 2, wherein: the nozzle is an adjustable nozzle for adjusting the flow.
6. The organic working medium turbine power generation device of claim 2, wherein: the blade profile of the impeller is a streamline blade profile.
7. The organic working medium turbine power plant of claim 1, characterized in that: the isolation sleeve is a non-magnetic isolation sleeve.
8. The organic working medium turbine power generation device of claim 1, wherein: the magnetic coupling is arranged in an inner cavity of the turbine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220855580.2U CN217926001U (en) | 2022-04-13 | 2022-04-13 | Organic working medium turbine power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220855580.2U CN217926001U (en) | 2022-04-13 | 2022-04-13 | Organic working medium turbine power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217926001U true CN217926001U (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220855580.2U Active CN217926001U (en) | 2022-04-13 | 2022-04-13 | Organic working medium turbine power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217926001U (en) |
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2022
- 2022-04-13 CN CN202220855580.2U patent/CN217926001U/en active Active
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