CN103429848B - Gas and steam turbine device - Google Patents
Gas and steam turbine device Download PDFInfo
- Publication number
- CN103429848B CN103429848B CN200980157881.5A CN200980157881A CN103429848B CN 103429848 B CN103429848 B CN 103429848B CN 200980157881 A CN200980157881 A CN 200980157881A CN 103429848 B CN103429848 B CN 103429848B
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- CN
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- Prior art keywords
- turbine device
- stator
- rotor
- turbine
- rotor hub
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
- F01D1/023—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines the working-fluid being divided into several separate flows ; several separate fluid flows being united in a single flow; the machine or engine having provision for two or more different possible fluid flow paths
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/12—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engines being mechanically coupled
- F01K23/16—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engines being mechanically coupled all the engines being turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
- F02C3/06—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
- F02C3/073—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages the compressor and turbine stages being concentric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/31—Application in turbines in steam turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/70—Application in combination with
- F05D2220/72—Application in combination with a steam turbine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/70—Application in combination with
- F05D2220/74—Application in combination with a gas turbine
Abstract
The present invention relates to a turbine device (10) for converting a flow of gas and a flow of steam into a rotational movement in a shaft(26), said device comprising: -a gas turbine portion (20), -a steam turbine portion (30) arranged concentrically with the gas turbine portion (20), and -an outer stator (11) surrounding the gas turbine portion (20) and the steam turbine portion (30), -a rotor (12) comprising a rotor hub (13) placed in the centre of the outer stator (11). The turbine device according to the invention is characterised in that the gas turbine portion (20) or the steam turbine portion (30) is extending inside the rotor hub (13).
Description
Technical field
The present invention relates to the turbine device of the rotary motion for gas flow and vapor stream being converted to axle.
Background technique
Gas-turbine is often in different applications for the conversion of chemical energy to mechanical energy.The conversion of this energy is realized by the gas flow producing the rotor be used in rotary gas turbine.Described gas flow is produced by the combustion gas carrying out the burning of such as rock gas or oil-based products.Burning occurs in the firing chamber being arranged at rotor upstream.Constantly provide air to this room, to improve the efficiency of turbine, air preferably provides to firing chamber under the pressure of compressor generation.
In order to improve the efficiency of gas-turbine, the heat produced in gas-turbine between main combustion period is for generation of vapor stream, and this vapor stream is combined with combustion gas stream, can be used for rotary rotor.Thus raise the efficiency further, the amount of the energy that this efficiency is to provide and the ratio of the amount of mechanical energy exported from gas-turbine.
A kind of gas-turbine device being designed for use combustion gas stream and vapor stream is disclosed in WO2008/111905.The gas-turbine device of the disclosure comprises the stator around rotor, and this rotor is arranged at the center in the space in stator.That the stator inner side be provided with along stator is arranged and stator disc that is that extend from side direction rotor hub in stator.Space between stator disc, is provided with the rotor wing extended from rotor hub.Space inside stator and between rotor hub, two passes of arranging with one heart, and this two passes separates each other.This two passes is separated by the seal element be arranged between each stator disc and the rotor wing.
But really there are some serious defects in above disclosed structure.The first, gas-turbine rotor rotates at high speeds, and this makes between stator disc and the rotor wing, provide the sealing of needs to become very difficult, and sealing is that maintenance two passages separate requisite each other.In addition, sealing is exposed at high temperature, makes to provide the sealing of required long-term behaviour to become more complicated and expensive.The second, disclosed gas-turbine device is complicated, and this makes manufacture become expensive.
The invention provides the gas-turbine device solving the above problem determined.
Summary of the invention
The invention provides a kind of gas-turbine device of the rotary motion for gas flow and vapor stream being converted to axle defined by the appended claims, this gas-turbine device reduces problem described above.
Claimed turbine device for rotary motion gas flow and vapor stream being converted to axle comprises:
-gas-turbine part,
-steamturbine the part of arranging with gas-turbine partial concentric, and
The outer stator of-encirclement gas-turbine part and steamturbine part,
-comprise the rotor of the rotor hub at the center being arranged at stator.
This turbine device is characterised in that gas-turbine part or steamturbine part extend in rotor hub.
Claimed turbine device extends in rotor hub by allowing gas-turbine part or steamturbine part, solves the problem relating to previously known turbine device.Rotor hub separates gas fraction and vapor portion, eliminates complicated between rotor wheel and stator disc and the needs of the sealing of costliness thus.
The further advantage of claimed turbine device is to separate hot gas turbine portion and relative little hot steam turbine portion by rotor hub; instead of as in turbine device disclosed in WO2008/111905 A1, separated by the sealing be arranged between rotor blade and stator disc.This difference improves the reliability of turbine device, because each rotor blade in turbine device disclosed in WO2008/111905 A1 and sealing are by under being exposed to large temperature difference, this temperature difference causes blade and the thermal expansion in sealing and stress, this can destroy sealing and blade, but each blade in turbine device according to the present invention is only exposed in gas flow or vapor stream.
Further, structurally relatively uncomplicated according to turbine device of the present invention, this makes manufacture cost tail off, and reduces the risk of turbine device inefficacy.
In an embodiment of this turbine device, outer stator comprises the internal surface from stator, substantially transverse to the running shaft of rotor, the stator disc to rotor hub extension.Stator disc is used for guiding the gas in turbine portion or vapor stream in the desired direction, and thus improves the efficiency of this gas-turbine device.
In an embodiment of this turbine device, rotor is included in the substantially radial upper rotor wheel from the rotor hub externally inside extension of stator.Each rotor wheel comprises the rotor blade of some inclinations.When gas or vapor stream arrive the rotor blade tilted, rotor is rotated around its running shaft.
An embodiment of this turbine device also comprises the internal stator at the center being arranged at rotor hub.This internal stator has the external diameter of the internal diameter being less than rotor hub, so that the turbine portion for extending in rotor hub between internal stator and the internal surface of rotor hub produces space.This embodiment provides effective and reliable turbine device and the turbine portion in the extension of rotor hub inside.
In an embodiment of this turbine device, rotor is included in cardinal principle radial direction and takes turns from the internal surface of the rotor hub inner rotator that internally stator extends.Each rotor wheel comprises the rotor blade of some inclinations.When gas or vapor stream arrive the rotor blade tilted, rotor is rotated around its running shaft.Further, internal stator comprises from internal stator to the internal stator dish that the internal surface of the rotor hub between the inner rotator of vicinity wheel extends.This internal stator dish is arranged on the space between the dish of two vicinities, to guide fluid in the direction of hope, and further improves the efficiency of turbine device.
In an embodiment of this turbine device, by the turbine portion in the channel directs gas in internal stator or steam flow rotor hub.This embodiment provides reliable turbine device, by reasonably spending this turbine device of manufacture to be possible.
In an embodiment of this turbine device, by least one opening in the downstream of rotor hub, gas or vapor stream flow out the turbine portion in rotor hub.This embodiment provides reliable turbine device, by reasonably spending this turbine device of manufacture to be possible.
In an embodiment of this turbine device, inner rotator wheel comprises some internal rotor blades, and rotor wheel comprises some rotor blades, wherein passage is arranged in rotor blade, in rotor hub and internal rotor blades, so that the fluid flowed in the channels is from gas-turbine part to steamturbine part transfer of heat.Comprise this embodiment of the present invention of the passage for fluid, further increase the efficiency of turbine device, because the combustion gas of heat are by the rotor blade in heated air turbine portion, and thus also heat the fluid flowed in the channel, so that by fluid to the blade transfer of heat in steamturbine part, these heats will assist the efficiency further increasing gas-turbine part.
In an embodiment of this turbine device, steamturbine part extends in rotor hub.In order to optimize the efficiency of this turbine device, steamturbine part is preferably arranged in rotor hub inside, because the vapor stream produced by the heat from gas generator is less than combustion gas stream, and is less than the cross-section area of the turbine portion on the opposite side of rotor hub at the sectional area of the turbine portion of rotor hub inside.
In an embodiment of this turbine device, the downstream of the interior radial turbine device of outer stator increases.The design of this outer stator improves the efficiency of gas-turbine device.
In an embodiment of this turbine device, rotor hub has substantially invariable external diameter.
In an embodiment of this turbine device, the downstream of the outer radial turbine device of internal stator reduces.The design of this internal stator improves the efficiency of this gas-turbine device.
By following specific description and claims, more aspect and embodiment will be described.
Accompanying drawing explanation
An embodiment of claimed invention is shown in the following figures, wherein:
Fig. 1 illustrates the schematic cross sectional view by gas-turbine device;
Fig. 2 illustrates the turbine device adding some supplementary features in FIG.
Embodiment
Now composition graphs 1 and Fig. 2 are more specifically explained the present invention.
Can use in conjunction with some different structures of the combustion gas stream for generation of hope according to gas-turbine device 10 of the present invention, also can in conjunction with for producing for gas-turbine device 10 and carrying some different structures of the vapor stream of hope to use.
Structure for generation of combustion gas stream may relate to one or more compressor, so that fuel, such as rock gas or oil-based fuel in firing chamber combustion, and reach the pressure rising of hope in firing chamber before, increase the pressure in firing chamber.The combustion gas stream generated will guide turbine device 10 into from firing chamber.
In the structure for generation of combustion gas stream, between main combustion period, produce considerable heat.This heat is preferably used for the vaporization of fluid to steam, and this steam can be applicable in turbine device 10, to increase the efficiency of turbine device 10.
The turbine device 10 illustrated in the drawings comprises into the outer stator 11 of tubulose.The center in the space in outer stator 11, arrangement rotor 12, thus the outer stator 11 be created in turbine device 10 and the gas flow part 20 extended between the rotor hub 13 at the center of rotor 12.Gas flow part 20 is provided with the import 27 of the gas for the gas generator from turbine device 10 upstream extremity, and the gas outlet 16 of turbine device 10 downstream.Import 27 and outlet 16 are arranged around the inner peripheral of outer stator 11.Import 27 connects gas flow maker described above.Gas flow maker can be arranged on the direction of the axial upstream of turbine device 10.
Rotor 12 can rotate around the running shaft coaxial with the longitudinal shaft of outer stator 10.The rotor wheel 14 that the rotor hub 13 that rotor 12 comprises the cylindricality substantially at the center being arranged at rotor 12 is rotated together with rotor hub 13 with some arrangement along cylindrical rotors hub 13.Each rotor wheel 14 comprises the rotor blade of some inclinations, and when being exposed to gas flow, described rotor blade is by rotor 12.The embody rule of turbine characteristic sum turbine device 10 desirably, the quantity of blade and the accurate shape of each blade can be different.Along cylindrical rotors hub 13, rotor wheel 14 is arranged with certain axial distance each other.The quantity of rotor wheel 14 is selected according to the size of turbine device 10 and the embody rule of turbine device 10.
In each space between contiguous rotor wheel 14, be provided with stator disc 15.Stator disc 15 is rigidly connected in outer stator 11 and extends to rotor hub 13 from the internal surface of outer stator 11, to fill the space between contiguous rotor wheel 14 in cardinal principle radial direction.Each stator disc 15 comprises some not shown stator wings, and the described stator wing affects the gas flow by gas-turbine part 20, to increase the efficiency of turbine device 10.Preferably, the stator wing fills the space between adjacent rotor wheel 14 as far as possible, but preferably should not contact with rotor hub 13 to avoid in turbine device 10, produce additional friction.
In the embodiment of the turbine device 10 described, the internal diameter of outer stator 11 is changes along the axis of turbine device 10.In the region of the upstream of rotor wheel 14 and stator disc 15, the internal diameter of outer stator 11 reduces to downstream, reaches its minimum value in the region near first stator disc 15.Then this diametrically turbine device 10 downstream increase.Because the distance between the internal surface of outer stator 11 and cylindrical rotors hub 13 increases, so the radial length of rotor wheel 14 and stator disc 15 correspondingly increases to the downstream of turbine device 10.
The combustion gas stream entering turbine device import 27 is shown by arrow A.This gas flow gas coming through turbine portion 20 and flow out turbine device 10 by the outlet 16 in the downstream of turbine device 10.Illustrated from turbine device 10 effluent air stream by arrow B.
Rotor 12, by the bearing 18 of the upstream extremity and downstream that are arranged at rotor 12, supports rotatably relative to the supporting structure 17 being arranged on turbine device 10 center.In the upstream extremity of turbine device 10 and the upstream of rotor hub 13, supporting structure 17 has the diameter being substantially equal to cylindrical rotors hub 13 external diameter.Near the upstream extremity of rotor hub 13, the diameter of supporting structure 17 reduces significantly, and supporting structure 17 extends to downstream in rotor hub 13 inside.Supporting structure in rotor hub 13 is formed in the internal stator 19 that cylindrical rotors hub 13 inside extends to the downstream of rotor hub 13, with the downstream by the same support rotor 12 of bearing 18.But bearing can be different types should guarantee that rotor can as far as possible easily rotate relative to supporting structure 17, to avoid the frictional loss added.
The external diameter of internal stator 19 is less than the internal diameter of cylindrical rotors hub 13, thus produces steamturbine part 30, and this steamturbine part 30 extends with one heart with the gas-turbine part 20 of rotor hub 13 outside in rotor hub 13.Supporting structure 17 is connected mechanically to outer stator 11, and thus avoids rotating together with rotor 12.
Some inner rotator wheels 22 are arranged along the internal surface of rotor hub 13, to rotate together with rotor hub.Inner rotator wheel 22 in cardinal principle radial direction from the internal surface of rotor hub 13 internally stator 19 extend.Each inner rotator wheel 22 comprises the rotor blade of some inclinations, and when being exposed to vapor stream, described rotor blade will assist rotor 12.Along the inner side of cylindrical rotors hub 13, inner rotator wheel 22 is arranged with the axial distance of constant each other.In each space between contiguous inner rotator wheel 22, to be provided with internal stator dish 23 as the inner similar mode of gas-turbine part 20.Internal stator dish 23 is rigidly connected in internal stator 19, and extends from the surface of internal stator 19 to the internal surface of rotor hub 13 in cardinal principle radial direction, to fill the space between contiguous inner rotator wheel 22.Each internal stator dish 23 comprises some internal stator wings do not illustrated, the described internal stator wing affects the vapor stream by steamturbine part 30, to increase the efficiency of turbine device 10.The downstream of the diametrically turbine device 10 of internal stator 19 reduces.Because the distance between the internal surface of rotor hub 13 and internal stator 19 increases to the downstream of turbine device 10, so the length of inner rotator wheel 22 and internal stator dish 23 correspondingly increases.
Vapor stream from steam generating structure enters steamturbine part 30 by the passage 24 be arranged in supporting structure 17.The end of passage 24 is near the internal surface of the cylindrical rotors hub 13 of inner rotator wheel 22 and internal stator dish 23 upstream.
The vapor stream entering steamturbine part 30 is shown by arrow C.Vapor stream is flowed through steamturbine part 30 and is flowed out by the opening 25 of rotor hub 13 downstream.The vapor stream flowed out from turbine device 10 is shown by arrow D.
In the embodiment not having this turbine device illustrated in the accompanying drawings, passage is arranged in rotor blade, in rotor hub and internal rotor blades, so that the fluid flowing through this passage is from gas-turbine part 20 to steamturbine part 30 transfer of heat.This embodiment of turbine device 10 further increases the efficiency of turbine device, because the combustion gas of heat are by the rotor blade of heated air turbine portion, and thus also heat the fluid flowed in the channel, to make fluid evaporator, and heat sends by fluid the efficiency that steamturbine part 30 further will assist increase gas-turbine part to.The fluid flowed in passage in rotor blade is also by the blade in cooled gas turbine portion, and this is further advantage.Also the fluid of evaporation can be introduced the main steam stream in steamturbine part 30.Stator vane and internal stator blade are preferably arranged in identical axial position along rotor hub 13, easily to manufacture passage in blade and rotor hub 13.
Guide structure 27 is arranged in the downstream of rotor 12.In this embodiment of this turbine device, guide structure 27 is cylindricality substantially and has the diameter substantially equaling rotor hub 13.Guide structure 27 is for guiding the steam of effluent air and outflow to the direction of hope, and in other embodiment of the present invention, this structure can have diverse shape and direction to hope guides the eluting gas of heat and flows out steam.This guide structure is rigidly connected in outer stator 11.
In the downstream of rotor 12, the diameter of rotor hub 13 reduces, to be configured for the output shaft 26 transmitting the rotary motion produced by turbine device 10.Such as, axle 26 is connected to the generator for rotary motion being converted to electric energy, or propeller cavitation etc., to be aircraft, means of transportation, ship or yacht provide power.
Axle 26 is connected directly to and uses the structure of rotary motion, or first guide gear device, so that can the rotational speed of adaptive embody rule and power.
In fig. 2, additional shaft 28 is increased.Axle 28 structure is rigidly connected to output shaft 26, and extends from output shaft 24 to the upstream of turbine device in contrary direction.The axle 28 extended to the upstream of turbine device 10 may be used for driving one or more compressor be combined with gas generator, and this gas generator produces the combustion gas stream flowing to turbine device.In this case, axle 28 extends to gas generator always, is directly driven by axle 28 to make compressor.
More than describe the present invention in conjunction with one embodiment of the present of invention.But, without departing from the present invention, some features of this turbine device can be changed.Possible changes into:
-can outer stator be changed, internal stator, the size of rotor and output shaft and concrete design, to make this device adapt to different application.
-can rotor wheel be changed, inner rotator is taken turns, the quantity of outside and internal stator dish.
-quantity and the position of bearing can be changed, also can change the type of bearing.
Although described current a kind of preferred embodiment of the present invention here, should be appreciated that the present invention is not limited to this, but can cover and comprise the arbitrary and whole change and modification that are defined by the following claims.
Claims (11)
1. one kind for converting the turbine device (10) of the rotary motion of axle (26) to by gas flow and vapor stream, and described device comprises:
Gas-turbine part (20);
Steamturbine part (30) of arranging concentric on described gas-turbine part (20); And
Surround the outer stator (11) of described gas-turbine part (20) and described steamturbine part (30);
Comprise the rotor (12) of the rotor hub (13) at the center being arranged at described outer stator (11),
It is characterized in that, described gas-turbine part (20) or described steamturbine part (30) extend in described rotor hub (13);
Described outer stator (11) comprises stator disc (15), described stator disc (15) from the internal surface of described outer stator (11), transverse to described rotor (12) running shaft, extend to described rotor hub (13).
2. turbine device according to claim 1, it is characterized in that, described rotor (12) comprises rotor wheel (14), and described rotor wheel (14) extends from described rotor hub (13) to described outer stator (11) diametrically.
3. turbine device according to claim 1, it is characterized in that, described turbine device (10) also comprises the internal stator (19) at the center being arranged at described rotor hub (13), described internal stator (19) has the external diameter of the internal diameter being less than described rotor hub (13), so as between described internal stator (19) and the internal surface of described rotor hub (13), be described rotor hub (13) inside extend described turbine portion (30) produce space.
4. turbine device according to claim 3, it is characterized in that, described rotor (12) is included in radial inner rotator wheel (22) extended from the internal surface of described rotor hub (13) to described internal stator (19), and described internal stator (19) comprises the internal stator dish (23) of the internal surface extension taking turns the described rotor hub (13) between (22) from described internal stator (19) to contiguous inner rotator.
5. turbine device according to claim 3, is characterized in that, by one or more passage (24) in described internal stator (19), described gas or vapor stream is guided into the space in described rotor hub (13).
6. the turbine device according to right 3, is characterized in that, by least one opening (25) in the downstream of described rotor hub (13), described gas or vapor stream flow out the space in described rotor hub (13).
7. turbine device according to claim 4, it is characterized in that, described inner rotator wheel (22) comprises a large amount of internal rotor blades, and described rotor wheel (14) comprises a large amount of rotor blades, wherein, at least one passage is arranged in described rotor blade, in described rotor hub (13) and described internal rotor blades, so that the fluid flowed in described passage is from described gas-turbine part (20) to described steamturbine part (30) transfer of heat.
8. turbine device according to any one of claim 1 to 7, is characterized in that, described steamturbine part (30) is arranged in described rotor hub (13).
9. turbine device according to any one of claim 1 to 7, is characterized in that, the downstream of the described turbine device of interior radial direction (10) of described outer stator (11) increases.
10. turbine device according to any one of claim 1 to 7, is characterized in that, described rotor hub (13) has constant external diameter.
11. turbine device according to any one of claim 3 to 7, is characterized in that, the downstream of turbine device (10) described in the outer radial of described internal stator (19) reduces.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/SE2009/050234 WO2010101498A1 (en) | 2009-03-06 | 2009-03-06 | Gas and stream turbine device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103429848A CN103429848A (en) | 2013-12-04 |
| CN103429848B true CN103429848B (en) | 2015-05-06 |
Family
ID=41346021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980157881.5A Expired - Fee Related CN103429848B (en) | 2009-03-06 | 2009-03-06 | Gas and steam turbine device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103429848B (en) |
| WO (1) | WO2010101498A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10041408B2 (en) * | 2015-02-13 | 2018-08-07 | United Technologies Corporation | Turbine engine with a turbo-compressor |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH308991A (en) * | 1952-03-08 | 1955-08-15 | Schmalfeldt Hans | Method for cooling turbine blades. |
| US3132842A (en) * | 1962-04-13 | 1964-05-12 | Gen Electric | Turbine bucket supporting structure |
| FR2309712A1 (en) * | 1975-04-28 | 1976-11-26 | Garrett Corp | MULTIPLE FLUID CURRENT TURBOMACHINE |
| US4333309A (en) * | 1980-01-30 | 1982-06-08 | Coronel Paul D | Steam assisted gas turbine engine |
| US5340274A (en) * | 1991-11-19 | 1994-08-23 | General Electric Company | Integrated steam/air cooling system for gas turbines |
| DE69828274T2 (en) * | 1998-02-03 | 2005-12-15 | Mitsubishi Heavy Industries, Ltd. | GAS TURBINE FOR A GAS STEAM POWER CENTER |
| SE0700586L (en) * | 2007-03-09 | 2008-03-11 | Eriksson Dev And Innovation Ab | The turbine device |
-
2009
- 2009-03-06 CN CN200980157881.5A patent/CN103429848B/en not_active Expired - Fee Related
- 2009-03-06 WO PCT/SE2009/050234 patent/WO2010101498A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010101498A1 (en) | 2010-09-10 |
| CN103429848A (en) | 2013-12-04 |
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