CN104863713B - A kind of auxiliary power unit of integrated offer gases at high pressure - Google Patents
A kind of auxiliary power unit of integrated offer gases at high pressure Download PDFInfo
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- CN104863713B CN104863713B CN201510296898.6A CN201510296898A CN104863713B CN 104863713 B CN104863713 B CN 104863713B CN 201510296898 A CN201510296898 A CN 201510296898A CN 104863713 B CN104863713 B CN 104863713B
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Abstract
The present invention relates to gas turbine field, particularly to the auxiliary power unit of a kind of integrated offer pressure-air. The present invention provides the compressor wheel series connection main machine structure adopting non-matching flow, by double reduction gearing case, drives and inspires motor integrating and vortex pump head, provides required electric energy for carrier, the air of various pressure and the air higher than 250bar pressure. The present invention provides, by compressor, the air that all structure of this device needs, and makes full use of combustion heat energy by gear-box so that whole auxiliary power unit has that simple in construction, control and regulation logic be simple, reliability high.
Description
Technical field
The present invention relates to gas turbine field, particularly to the auxiliary power unit of a kind of integrated offer pressure-air.
Background technology
Existing auxiliary power unit is mainly used on aircraft, vehicle and naval vessel, and being mainly the carrier carrying this device provides electric energy and provide the air of about 4bar pressure.
But the auxiliary power unit of this kind of structure, to providing the performance requirement of 4bar air harshness very, it is desirable to it maintains stable pressure output along with the change of rotating speed flow, so that the complexity that the structure of this auxiliary power unit is very.
Using on the carrier of auxiliary power unit simultaneously, be equipped with corresponding hydraulic system, its power is typically also and is provided by auxiliary power unit. But the reliability of hydraulic system is poor, slight leakage is occurred to also result in the inefficacy of hydraulic system.
Some meeting of the air of about the 4bar that auxiliary power unit provides be compressed to more than 250bar by pressurizer, meets otherwise demand. This pressurizer is generally adopted positive displacement compressor, motor drive, if adopting pressure-air to replace hydraulic system, then needing significantly to increase the volume and weight of pressure charging system, also can be significantly increased simultaneously as the motor weight driven.
Summary of the invention
Deficiency for background technology, the present invention provides the auxiliary power unit of over all Integration solution, adopt the compressor wheel series connection main machine structure of non-matching flow, by double reduction gearing case, drive and inspire motor integrating and vortex pump head, required electric energy is provided, the air of various pressure and the air higher than 250bar pressure for carrier. The present invention provides, by compressor, the air that all structure of this device needs, and makes full use of combustion heat energy by gear-box so that whole auxiliary power unit has that simple in construction, control and regulation logic be simple, reliability high.
The auxiliary power unit of a kind of integrated offer gases at high pressure is provided, including driving electricity generator structure, middle pressure stabilizing gas produces mechanism and gases at high pressure produce mechanism, electricity generator structure is wherein driven to include combustor (2), turbine (3), gear-box (8), inspire motor integrating (9), compressor (1) is connected with combustor (2), combustor (2) is connected with turbine (3), described gases at high pressure produce mechanism and include cooler (6), vortex pump head (7), cooler (6) is connected with compressor (1) delivery outlet, it is re-fed into vortex pump head (7) after cooling, it is characterized in that: described turbine (3), compressor (1), gear-box (8) is single shaft cascaded structure, gear-box (8) is connected with inspiring motor integrating (9) and vortex pump head (7).It provides the benefit that: it is electric energy that combustion chambers burn produces thermal energy, and can pass through this heat energy generation medium pressure gas and gases at high pressure, after making this device start, steady in a long-term can run, and volume is little.
Auxiliary power unit according to integrated offer gases at high pressure as above, it is characterised in that: described middle pressure stabilizing gas produces mechanism and includes regulating valve (4) and pressure maintaining valve (5).
Auxiliary power unit according to integrated offer gases at high pressure as above, it is characterised in that: described gear-box (8) is double reduction gearing case.
Auxiliary power unit according to integrated offer gases at high pressure as above, it is characterized in that: it also includes electric machine controller (10), the high-frequency alternating current inspiring motor integrating (9) to send is converted into the electric energy output of required standard by described electric machine controller (10).
Auxiliary power unit according to integrated offer gases at high pressure as above, it is characterized in that: described described vortex pump head (7) is multi-stage compression, every one-level air out enters back into next stage compression after all entering cooler (6) cooling. It provides the benefit that: reduces the wasted work of pump head, and finally pressure is increased to more than 250bar output.
Auxiliary power unit according to integrated offer gases at high pressure as above, it is characterised in that: described vortex pump head (7) rotating speed is not less than 6000rpm. It provides the benefit that: so can reduce vortex pump head volume, reduces the volume of gear-box, simplifies structure and the weight of whole device.
Auxiliary power unit according to integrated offer gases at high pressure as above, it is characterised in that: described compressor (1) adopts non-matching flow compressor, and the pressure ratio of compressor can accomplish more than 10 by multi-stage compression. It provides the benefit that: volume vortex pump head required for can be greatly reduced, and simplifies the structure of whole device.
Accompanying drawing explanation
The over all Integration that Fig. 1 is the present invention provides the basic structure principle schematic of the auxiliary power unit of pressure-air.
Detailed description of the invention
Description of reference numerals:
1 compressor; 2 combustor; 3 turbines; 4 regulate valve; 5 pressure maintaining valves; 6 coolers; 7 vortex pump heads; 8 gear-boxes; 9 inspire motor integrating; 10 electric machine controllers.
Below in conjunction with accompanying drawing, the present invention is explained.
As shown in Figure 1, the over all Integration of the present invention provides the auxiliary power unit of pressure-air to include compressor 1, combustor 2, turbine 3, regulate valve 4, pressure maintaining valve 5, cooler 6, vortex pump head 7, gear-box 8, inspiring motor integrating 9 and electric machine controller 10, wherein gear-box 8 is double reduction gearing case, and compressor 1 is preferably the compressor 1 of non-matching flow.
This device includes driving electricity generator structure, middle pressure stabilizing gas generation mechanism and gases at high pressure to produce mechanism, electricity generator structure is wherein driven to include combustor 2, turbine 3, gear-box 8, inspiration motor integrating 9 and electric machine controller 10, compressor 1 is connected by thicker pipe with combustor 2, combustor 2 is connected with turbine 3, wherein more than 60% gas of compressor 1 flow can enter combustor 2, and the high-temperature gas gas driven turbine 3 that combustor 2 produces does work. Turbine 3 can pass through gear-box 8 and promote inspiration motor integrating 9 and vortex pump head 7 to work, and the high-frequency alternating current inspiring motor integrating 9 to send is converted into the electric energy output of required standard by electric machine controller 10.
Middle pressure stabilizing gas produces mechanism and includes aerofluxus ratio adjusting valve 4 and pressure maintaining valve 5, regulate valve 4 and be preferably aerofluxus ratio adjusting valve 4, the a part of input control valve 4 of gas of compressor 1 output and pressure maintaining valve 5, reconcile by regulating the linkage of valve 4 and pressure maintaining valve 5, obtain the steady pressure air that pressure limit is 1ba to 10bar.
Gases at high pressure produce mechanism and include cooler 6, vortex pump head 7, and cooler 6 is connected with compressor 1 delivery outlet, is re-fed into vortex pump head 7 after cooling. Wherein vortex pump head 7 is multi-stage compression, and every one-level air out enters back into next stage compression after all entering cooler 6 cooling, reduces the wasted work of pump head, and finally pressure is increased to more than 250bar output. Vortex pump head 7 rotating speed of the present invention is not less than 6000rpm, obtains required driving energy by gear-box, so can reduce vortex pump head 7 volume, reduce the volume of gear-box, simplify structure and the weight of whole device.
In order to overcome, general auxiliary power unit structure is complicated, it is complicated to manufacture and controls to adjust the defects such as logic complexity, the auxiliary power unit of the present invention also has following construction features: turbine 3, the compressor 1 of non-matching flow, gear-box 8 are single shaft cascaded structure, gear-box 8 is connected with inspiring motor integrating 9 and vortex pump head 7 again, and namely turbine 3 rotates and compressor 1, gear-box 8 can be promoted to rotate; Gear-box 8 drives inspiration motor integrating 9 and vortex pump head 7 to work again. Can be so bleed flow sum needed for turbine 3 necessary flow and the Central Asia, gases at high pressure by the flow design of the compressor 1 of non-matching flow by simple structure, the pressure ratio of compressor can accomplish more than 10 by two stages of compression, produce medium pressure gas and gases at high pressure, and volume is little.
The start-up course of the present invention is as follows: inspire motor integrating 9 first to access external power source, controlled to start by setting rule by electric machine controller 10, compressor 1 is driven by gear-box 8, the main axis at turbine 3 place, aerofluxus ratio adjusting valve 4 opens corresponding aperture, discharge additional air, for reducing complete machine starting load, complete machine rotating speed is by after idling, electric machine controller 10 disconnects and is supplied to the power supply inspiring motor integrating 9, and function is switched to inversion rectification by motor driving, the electric energy of motor integrating 9 generation is inspired according to load transfer output. The complexity of mechanism so can be greatly decreased, achieve two kinds of critical functions by a device, reduce volume, alleviate weight.
The work process of the auxiliary power unit of the present invention is: air is sucked by compressor 1, compressor 1 is discharged after the air pressure of 1bar is reduced to 10bar, air after compression is divided into three tunnels, the first via is main road, the air mass flow on this road accounts for more than the 60% of compressor 1 flow, after entering combustor 2 and fuel constant pressure combustion, the gas driven turbine 3 producing High Temperature High Pressure does work, turbine 3 and compressor 1 are single shaft cascaded structure, after the acting of turbine 3 driving pressure mechanism of qi 1, then gear-box 8 is driven to transfer energy to inspire motor integrating 9 and vortex pump head 7; Second tunnel is middle pressure bleed, is linked by aerofluxus ratio adjusting valve 4 and pressure maintaining valve 5 and reconciles, obtains the required pressure steady pressure air less than 10bar; 3rd tunnel provides the further supercharging of vortex pump head 7, after being lowered the temperature by cooler 6, enter vortex pump head 7 to pressurize further, pressure is increased to more than 250bar, vortex pump head 7 is multi-stage compression, every one-level air out enters back into next stage compression after all entering cooler 6 cooling, reduce the wasted work of pump head; Electric machine controller 10 inspires motor integrating 9 to drive whole plant running as power source when starting and stop as control, when unit normal run, the high-frequency alternating current inspiring motor integrating 9 to send is converted into the electric energy output of required standard by electric machine controller 10.
The effect of the auxiliary power unit of the present invention: first is generating, namely inspires motor integrating 9 to export electric energy, the electronic machine of supply place vehicle equipment and accumulator;Second is the output pressure air less than 10bar, supply air-supply, supercharging, and relevant air-conditioning and air accumulator inflation use; 3rd is the output pressure air more than 250bar, is supplied to high pressure tank and high pressure driving system, is mainly used for restarting and driving large-scale governor motion of sustainer.
Claims (7)
1. the auxiliary power unit of integrated offer gases at high pressure, including driving electricity generator structure, middle pressure stabilizing gas produces mechanism and gases at high pressure produce mechanism, electricity generator structure is wherein driven to include combustor (2), turbine (3), gear-box (8), inspire motor integrating (9), compressor (1) is connected with combustor (2), combustor (2) is connected with turbine (3), described gases at high pressure produce mechanism and include cooler (6), vortex pump head (7), cooler (6) is connected with compressor (1) delivery outlet, it is re-fed into vortex pump head (7) after cooling, it is characterized in that: described turbine (3), compressor (1), gear-box (8) is single shaft cascaded structure, gear-box (8) is connected with inspiring motor integrating (9) and vortex pump head (7).
2. the auxiliary power unit of integrated offer gases at high pressure according to claim 1, it is characterised in that: described middle pressure stabilizing gas produces mechanism and includes regulating valve (4) and pressure maintaining valve (5).
3. the auxiliary power unit of integrated offer gases at high pressure according to claim 1 and 2, it is characterised in that: described gear-box (8) is double reduction gearing case.
4. the auxiliary power unit of integrated offer gases at high pressure according to claim 1 and 2, it is characterized in that: it also includes electric machine controller (10), the high-frequency alternating current inspiring motor integrating (9) to send is converted into the electric energy output of required standard by described electric machine controller (10).
5. the auxiliary power unit of integrated offer gases at high pressure according to claim 1 and 2, it is characterized in that: described vortex pump head (7) is multi-stage compression, every one-level air out enters back into next stage compression after all entering cooler (6) cooling.
6. the auxiliary power unit of integrated offer gases at high pressure according to claim 1 and 2, it is characterised in that: described vortex pump head (7) rotating speed is not less than 6000rpm.
7. the auxiliary power unit of integrated offer gases at high pressure according to claim 1 and 2, it is characterised in that: described compressor (1) adopts non-matching flow compressor, and the pressure ratio of compressor accomplishes more than 10 by multi-stage compression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510296898.6A CN104863713B (en) | 2015-06-03 | 2015-06-03 | A kind of auxiliary power unit of integrated offer gases at high pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510296898.6A CN104863713B (en) | 2015-06-03 | 2015-06-03 | A kind of auxiliary power unit of integrated offer gases at high pressure |
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| Publication Number | Publication Date |
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| CN104863713A CN104863713A (en) | 2015-08-26 |
| CN104863713B true CN104863713B (en) | 2016-06-08 |
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| CN201510296898.6A Expired - Fee Related CN104863713B (en) | 2015-06-03 | 2015-06-03 | A kind of auxiliary power unit of integrated offer gases at high pressure |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180215475A1 (en) * | 2017-02-01 | 2018-08-02 | General Electric Company | Systems and Methods for Integrated Power and Thermal Management in a Turbine-Powered Aircraft |
| CN107191547B (en) * | 2017-06-02 | 2020-10-13 | 中国航发南方工业有限公司 | Reduction gearbox of turbine engine |
| KR20190021577A (en) * | 2017-08-23 | 2019-03-06 | 한화파워시스템 주식회사 | High-efficiency power generation system |
| CN115492655A (en) * | 2022-11-07 | 2022-12-20 | 常州环能涡轮动力股份有限公司 | Power generation system and power generation method based on biomass and turbocharger |
Citations (6)
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|---|---|---|---|---|
| US2859954A (en) * | 1951-06-08 | 1958-11-11 | Power Jets Res & Dev Ltd | Gas turbine plant for providing a continuous supply of hot compressed air |
| GB2101224A (en) * | 1981-06-06 | 1983-01-12 | Rolls Royce | Marine gas turbine propulsion plant |
| CN1069318A (en) * | 1991-05-10 | 1993-02-24 | 联合碳化工业气体技术公司 | The group shot of firing chamber-turbine device and compressor and method |
| CN1099458A (en) * | 1993-03-12 | 1995-03-01 | 普拉塞尔技术有限公司 | Integration of combustor-turbine units and integral-gear pressure processors |
| CN1151784A (en) * | 1994-12-19 | 1997-06-11 | 北方研究及工程公司 | BRAYION cycle industrial air commpressor |
| WO1999032768A1 (en) * | 1997-12-19 | 1999-07-01 | Alliedsignal Inc. | Microturbine power generating system including auxiliary compressor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7093447B2 (en) * | 2004-08-25 | 2006-08-22 | Hamilton Sundstrand Corporation | Auxiliary power unit with an oil-free compressor |
-
2015
- 2015-06-03 CN CN201510296898.6A patent/CN104863713B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2859954A (en) * | 1951-06-08 | 1958-11-11 | Power Jets Res & Dev Ltd | Gas turbine plant for providing a continuous supply of hot compressed air |
| GB2101224A (en) * | 1981-06-06 | 1983-01-12 | Rolls Royce | Marine gas turbine propulsion plant |
| CN1069318A (en) * | 1991-05-10 | 1993-02-24 | 联合碳化工业气体技术公司 | The group shot of firing chamber-turbine device and compressor and method |
| CN1099458A (en) * | 1993-03-12 | 1995-03-01 | 普拉塞尔技术有限公司 | Integration of combustor-turbine units and integral-gear pressure processors |
| CN1151784A (en) * | 1994-12-19 | 1997-06-11 | 北方研究及工程公司 | BRAYION cycle industrial air commpressor |
| WO1999032768A1 (en) * | 1997-12-19 | 1999-07-01 | Alliedsignal Inc. | Microturbine power generating system including auxiliary compressor |
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| CN104863713A (en) | 2015-08-26 |
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