CN104235041A - Miniature gas compressor for gas turbine - Google Patents
Miniature gas compressor for gas turbine Download PDFInfo
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- CN104235041A CN104235041A CN201410444520.1A CN201410444520A CN104235041A CN 104235041 A CN104235041 A CN 104235041A CN 201410444520 A CN201410444520 A CN 201410444520A CN 104235041 A CN104235041 A CN 104235041A
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- blade
- compressor
- housing
- pressure compressor
- gas turbine
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Abstract
The invention provides a miniature gas compressor for a gas turbine. The miniature gas compressor comprises a shell, a pull rod, a low-pressure gas compressor, a blade, an inner flange, an outer flange and a high-pressure gas compressor, wherein the pull rod penetrates through the shell; the low-pressure gas compressor, the inner flange and the high-pressure gas compressor are axially arranged on the pull rod in a sleeving way; the outer flange is arranged on the outer side of the inner flange in the sleeving way; the blade is embedded between the inner and outer flanges; a gas inlet is formed in one end of the low-pressure gas compressor; a gas outlet is formed in one end of the high-pressure gas compressor, and is communicated with the gas inlet. Compared with the prior art, the miniature secondary gas compressor for the gas turbine has the advantages that the gas compressor is high in efficiency, compression ratio and unit area circulation capability and wide in stable working condition area, the compression ratio can reach 4.67, and the production cost is greatly lowered.
Description
Technical field
This practical patent relates to miniature gas turbine field, especially a kind of miniature gas turbine gas compressor.
Background technique
Miniature gas turbine gas compressor utilizes the movable vane rotated to do work to working medium, the mechanical energy of rotor transferred to pressure energy and the heat energy of working medium.Centrifugal-flow compressor generally has intake duct, active wheel, vaneless diffuser, spiral case forms, present unit compressor pressure ratio is high, blade load may be caused large, and blade separation of flow phenomenon easily occurs, and pressure ratio is higher than 4.0, material is cast steel alloy, vane manufacturing difficulty, use high temperature precious metal, price is high.
Therefore, be necessary to do further improvement to prior art.
Summary of the invention
The defect that the object of the invention is to overcome above-mentioned prior art provides a kind of miniature gas turbine gas compressor, and its efficiency is high, and pressure ratio is high, and unit area negotiability is large, and steady working condition district is wide, reduces cost of production.
For reaching aforementioned object, a kind of miniature gas turbine gas compressor of the present invention, it comprises housing, pull bar, low pressure compressor, blade, inner flange, outward flange and high-pressure compressor,
Described pull bar runs through described housing, and described low pressure compressor, inner flange and high-pressure compressor are axially sheathed on described pull bar according to this, and described outward flange is sheathed on the outside of described inner flange, and described blade is embedded between described inner flange and outward flange,
Described gas compressor is provided with suction port in described low pressure compressor one end, and described gas compressor is provided with air outlet in described high-pressure compressor one end, and described suction port is connected with described air outlet.
As the present invention's preferred embodiment, described housing comprises the first housing and the second housing, described first housing is positioned at the side of described outward flange and is fixedly connected with described outward flange, and described second housing is positioned at the opposite side of described outward flange and is fixedly connected with described outward flange.
As the present invention's preferred embodiment, it also comprises axle sleeve, and described axle sleeve is sheathed on described pull bar, and described low pressure compressor, inner flange and high-pressure compressor are axially sheathed on the axle sleeve of described pull bar according to this.
As the present invention's preferred embodiment, it also comprises bearing, and described inner flange is located on described axle sleeve by described bearing housing.
As the present invention's preferred embodiment, the pressure ratio of described low pressure compressor is 2.0, and the pressure ratio of described high-pressure compressor is 2.67.
As the present invention's preferred embodiment, described low pressure compressor, its rotary blade is provided with the first blade and the second blade, described first blade is arranged at equal intervals with the circumferencial direction of described second blade along rotary blade, the length of described first blade is greater than the length of described second blade, and the width of described first blade is greater than the width of described second blade;
Described high-pressure compressor, its rotary blade is provided with Three-blade, and described Three-blade is arranged at equal intervals along the circumferencial direction of rotary blade.
As the present invention's preferred embodiment, described first blade and the second blade are near the edge of rotary blade.
As the present invention's preferred embodiment, described Three-blade is near the edge of rotary blade.
As the present invention's preferred embodiment, described first housing and described outward flange are fixedly connected with by fastening piece, and described second housing and described outward flange are fixedly connected with by fastening piece.
As the present invention's preferred embodiment, described fastening piece is bolt.
Beneficial effect of the present invention: compared with prior art, miniature gas turbine two-stage compressor of the present invention, its efficiency is high, and pressure ratio is high, and pressure ratio can arrive 4.67, and unit area negotiability is large, and steady working condition district is wide, greatly reduces cost of production.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.Wherein:
Fig. 1 is the structural representation of miniature gas turbine gas compressor of the present invention;
Fig. 2 is miniature gas turbine compressor part decomposing schematic representation of the present invention.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Alleged herein " embodiment " or " embodiment " refers to special characteristic, structure or the characteristic that can be contained at least one implementation of the present invention.Different local in this manual " in one embodiment " occurred not all refers to same embodiment, neither be independent or optionally mutually exclusive with other embodiments embodiment.
Refer to Fig. 1 and Fig. 2, Fig. 1 is the structural representation of miniature gas turbine gas compressor of the present invention; Fig. 2 is miniature gas turbine compressor part decomposing schematic representation of the present invention.It should be noted that, the direction of arrow pointed to left in accompanying drawing 1 is airintake direction, and the direction of arrow be directed upwards towards is outgassing direction.
Described miniature gas turbine gas compressor, it comprises housing, pull bar 1, low pressure compressor 2, blade 3, inner flange 4, outward flange 5 and high-pressure compressor 6.
Described housing comprises the first housing 7 and the second housing 8, and described first housing 7 is positioned at the side of described outward flange 5 and is fixedly connected with described outward flange 5, and described second housing 8 is positioned at the opposite side of described outward flange 5 and is fixedly connected with described outward flange 5.In this embodiment, described first housing 7 and described outward flange 5 are fixedly connected with by fastening piece (not shown), and described second housing 8 is be fixedly connected with by fastening piece with described outward flange 5.In this embodiment, described fastening piece is bolt, is convenient to convenient disassembly maintenance.In other embodiments, described first housing 7 can also be other Placements with the connection of described outward flange 5 and the Placement of the second housing 8 and described outward flange 5.
Described pull bar 1 runs through described housing.Described pull bar 1 is axially arranged with axle sleeve 9.Described low pressure compressor 2, inner flange 4 and high-pressure compressor 6 are axially sheathed on the axle sleeve 9 of described pull bar 1 according to this.Described axle sleeve 9 is arranged with bearing 10, and described inner flange 4 is sheathed on described axle sleeve 9 by described bearing 10.
Described outward flange 5 is sheathed on the outside of described inner flange 4, and described blade 3 is embedded between described inner flange 4 and outward flange 5.
Described low pressure compressor 2 one end is provided with suction port 11, and described high-pressure compressor 6 one end is provided with air outlet 12, and described suction port 11 is connected with described air outlet 12.
In the present invention, the pressure ratio of described low pressure compressor 2 is 2.0, and the pressure ratio of described high-pressure compressor 6 is 2.67.The pressure ratio adding up to miniature gas turbine is 4.67.Because the pressure ratio of low pressure compressor 2 of the present invention and high-pressure compressor 6 is respectively lower than 4.0, therefore, the material of described low pressure compressor 2 and high-pressure compressor 6 is cast aluminium alloy, has so greatly saved cost of production.
Please continue to refer to Fig. 1 and Fig. 2.Described low pressure compressor 2, its rotary blade is provided with the first blade 21 and the second blade 22, described first blade 21 is arranged at equal intervals with the circumferencial direction of described second blade 22 along rotary blade, the length of described first blade 21 is greater than the length of described second blade 22, and the width of described first blade 21 is greater than the width of described second blade 22.Described first blade and the second blade are near the edge of rotary blade.When air enters low pressure compressor by air inlet 11 mouthfuls, can effective pressurized air by the first blade 21 on rotary blade and the second blade 22.
Described high-pressure compressor 6, its rotary blade is provided with Three-blade 61, and described Three-blade 61 is arranged at equal intervals along the circumferencial direction of rotary blade.Described Three-blade is near the edge of rotary blade.When the air after being compressed by low pressure compressor enters high-pressure compressor 6 by blade 3, can effective pressurized air further by the Three-blade 61 on high-pressure compressor 6 rotary blade, and then complete the work of calming the anger of two-stage compressor.
Please continue to refer to Fig. 1 and Fig. 2.Working principle of the present invention is as follows: described gas turbine two-stage compressor, done work by turbine, described pull bar 1 is driven to rotate, described pull bar 1 rotarily drives described low pressure compressor 2 and works, after gas enters low pressure compressor 2 by suction port 11, after overcompression, enter described high-pressure compressor 6 by described blade 3, after described high-pressure compressor 6 pressurized gas, entered regenerator (not shown) by the gas after compressing by described air outlet 12.
Miniature gas turbine two-stage compressor of the present invention, its efficiency is high, and pressure ratio is high, and pressure ratio can arrive 4.67, and unit area negotiability is large, and steady working condition district is wide, greatly reduces cost of production.
Above-mentioned explanation fully discloses the specific embodiment of the present invention.It is pointed out that the scope be familiar with person skilled in art and any change that the specific embodiment of the present invention is done all do not departed to claims of the present invention.Correspondingly, the scope of claim of the present invention is also not limited only to previous embodiment.
Claims (10)
1. a miniature gas turbine gas compressor, is characterized in that: it comprises housing, pull bar, low pressure compressor, blade, inner flange, outward flange and high-pressure compressor,
Described pull bar runs through described housing, and described low pressure compressor, inner flange and high-pressure compressor are axially sheathed on described pull bar according to this, and described outward flange is sheathed on the outside of described inner flange, and described blade is embedded between described inner flange and outward flange,
Described low pressure compressor one end is provided with suction port, and described high-pressure compressor one end is provided with air outlet, and described suction port is connected with described air outlet.
2. miniature gas turbine gas compressor according to claim 1, it is characterized in that: described housing comprises the first housing and the second housing, described first housing is positioned at the side of described outward flange and is fixedly connected with described outward flange, and described second housing is positioned at the opposite side of described outward flange and is fixedly connected with described outward flange.
3. miniature gas turbine gas compressor according to claim 1, is characterized in that: it also comprises axle sleeve, and described axle sleeve is sheathed on described pull bar, and described low pressure compressor, inner flange and high-pressure compressor are axially sheathed on the axle sleeve of described pull bar according to this.
4. miniature gas turbine gas compressor according to claim 1, is characterized in that: it also comprises bearing, and described inner flange is located on described axle sleeve by described bearing housing.
5. miniature gas turbine gas compressor according to claim 1, is characterized in that: the pressure ratio of described low pressure compressor is 2.0, and the pressure ratio of described high-pressure compressor is 2.67.
6. miniature gas turbine gas compressor according to claim 1, is characterized in that:
Described low pressure compressor, its rotary blade is provided with the first blade and the second blade, described first blade is arranged at equal intervals with the circumferencial direction of described second blade along rotary blade, the length of described first blade is greater than the length of described second blade, and the width of described first blade is greater than the width of described second blade;
Described high-pressure compressor, its rotary blade is provided with Three-blade, and described Three-blade is arranged at equal intervals along the circumferencial direction of rotary blade.
7. miniature gas turbine gas compressor according to claim 6, is characterized in that: described first blade and the second blade are near the edge of rotary blade.
8. miniature gas turbine gas compressor according to claim 6, is characterized in that: described Three-blade is near the edge of rotary blade.
9. miniature gas turbine gas compressor according to claim 2, is characterized in that: described first housing and described outward flange are fixedly connected with by fastening piece, and described second housing and described outward flange are fixedly connected with by fastening piece.
10. miniature gas turbine gas compressor according to claim 9, is characterized in that: described fastening piece is bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410444520.1A CN104235041B (en) | 2014-09-02 | 2014-09-02 | A kind of miniature gas turbine compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410444520.1A CN104235041B (en) | 2014-09-02 | 2014-09-02 | A kind of miniature gas turbine compressor |
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| CN104235041A true CN104235041A (en) | 2014-12-24 |
| CN104235041B CN104235041B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410444520.1A Active CN104235041B (en) | 2014-09-02 | 2014-09-02 | A kind of miniature gas turbine compressor |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2718797A1 (en) * | 1994-04-18 | 1995-10-20 | Turbomeca | Two stage air compressor unit for gas turbine |
| US20010025480A1 (en) * | 1999-06-30 | 2001-10-04 | Lou Pauly | Centrifuge compression combustion turbine |
| JP2007154777A (en) * | 2005-12-06 | 2007-06-21 | Nidec Copal Electronics Corp | Blower |
| CN203114679U (en) * | 2013-03-15 | 2013-08-07 | 西安凯瑟鼓风机有限公司 | Two-stage high-speed air blower |
| CN204061253U (en) * | 2014-09-02 | 2014-12-31 | 江苏奥新新能源汽车有限公司 | A kind of miniature gas turbine gas compressor |
-
2014
- 2014-09-02 CN CN201410444520.1A patent/CN104235041B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2718797A1 (en) * | 1994-04-18 | 1995-10-20 | Turbomeca | Two stage air compressor unit for gas turbine |
| US20010025480A1 (en) * | 1999-06-30 | 2001-10-04 | Lou Pauly | Centrifuge compression combustion turbine |
| JP2007154777A (en) * | 2005-12-06 | 2007-06-21 | Nidec Copal Electronics Corp | Blower |
| CN203114679U (en) * | 2013-03-15 | 2013-08-07 | 西安凯瑟鼓风机有限公司 | Two-stage high-speed air blower |
| CN204061253U (en) * | 2014-09-02 | 2014-12-31 | 江苏奥新新能源汽车有限公司 | A kind of miniature gas turbine gas compressor |
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| Publication number | Publication date |
|---|---|
| CN104235041B (en) | 2016-08-24 |
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Effective date of registration: 20180223 Address after: 224000 South Road South Road, Yancheng economic and Technological Development Zone, Jiangsu Province, No. 43 Co-patentee after: Jiangsu Xinxin energy passenger car Co., Ltd. Patentee after: Jiangsu Aoxin New Energy Automobile Co., Ltd. Co-patentee after: Jiangsu Green New Energy Vehicle Co. Ltd. Address before: 224007 South Road South Road, Yancheng City Development Zone, Jiangsu Province, No. 43 Patentee before: Jiangsu Aoxin New Energy Automobile Co., Ltd. |
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Effective date of registration: 20200108 Address after: 224000 No. 69, East Ring Road, Yancheng City economic and Technological Development Zone, Jiangsu Co-patentee after: Jiangsu Xinxin energy passenger car Co., Ltd. Patentee after: New Energy Automobile Research Institute Co Ltd Address before: 224000 South Road South Road, Yancheng economic and Technological Development Zone, Jiangsu Province, No. 43 Co-patentee before: Jiangsu Xinxin energy passenger car Co., Ltd. Patentee before: Jiangsu Aoxin New Energy Automobile Co., Ltd. Co-patentee before: Jiangsu Green New Energy Vehicle Co. Ltd. |
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