CN103075245A - Volume cavity control serial gas circuit device - Google Patents
Volume cavity control serial gas circuit device Download PDFInfo
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- CN103075245A CN103075245A CN2013100217269A CN201310021726A CN103075245A CN 103075245 A CN103075245 A CN 103075245A CN 2013100217269 A CN2013100217269 A CN 2013100217269A CN 201310021726 A CN201310021726 A CN 201310021726A CN 103075245 A CN103075245 A CN 103075245A
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The invention relates to a volume cavity control serial gas circuit device which belongs to the technical field of a mechanical design. The volume cavity control serial gas circuit device comprise a compressor, an engine, a turbine, connecting pipes, through pipes, a volume cavity, a moving body and a spring. The moving body is installed in the volume cavity and is hermetically contacted with the inner wall face of the volume cavity. The first and second through pipes pass through the upper and lower wall faces of the moving body. Both ends of the third connecting pipe are respectively communicated with an air inlet tube of the engine and the right wall face of the volume cavity. The right wall face of the moving body is connected with the right wall face of the volume cavity through the spring. When the pressure in the air inlet tube of the engine is lower, the moving body moves to the right side, and two pressurizers work in series. When the pressure in the air inlet tube of the engine is higher, the moving body moves to the left side, and only one pressurizer works. The device provided by the invention is reasonable in design and simple in control policy, and is suitable for turbine pressurizing systems with various cylinders.
Description
Technical field
What the present invention relates to is the turbo charge system in a kind of mechanical designing technique field, particularly a kind of cavity volume control formula series connection gas path device that can realize the turbosupercharger series operation.
Background technique
In the face of increasingly severe environment and energy crisis, improve specific power, reduce oil consumption and reduce the main direction that discharging becomes internal combustion engine development.The effective means of strengthening internal-combustion engine is not only in turbosupercharging, and realizes simultaneously the purpose that reduces oil consumption and reduce discharging having become indispensable technological means of modern ic machine technology.But, be subjected to the impact of turbocharger air compressor flow characteristic, for the single pressing system in traditional single whirlpool, gas compressor can only in narrow high efficient area work, limit the popularization on a large scale of turbocharging technology.If motor need to move the high pressure ratio operating mode, single stage turbocharger system also is difficult to meet the demands, and often needs to realize by the two-step supercharging system of complexity.
Find through the retrieval to the prior art document, Chinese patent application numbers 200510025774.0, patent name: adjustable high boost system with structure of series-parallel connection of turbochargers in different size, this patented technology is in specific embodiments, switch control by a plurality of control valves can realize that the series parallel connection of two pressurized machines is adjustable; But this invention is owing to using a plurality of control valves, complicated structure.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, a kind of cavity volume control formula series connection gas path device is provided, can realize the single-stage work of a pressurized machine and the series operation of two pressurized machines.
The present invention is achieved through the following technical solutions, the present invention includes the first compressor air inlet machine pipe, the first gas compressor, engine air inlet tube, motor, engine exhaust pipe, the first turbine, the first turbine exhaust pipe, the first coupling shaft, the first connecting tube, the second connecting tube, the 3rd connecting tube, the 4th connecting tube, the 5th connecting tube, first runs through pipe, second runs through pipe, cavity volume, moving body, spring, the second compressor air inlet machine pipe, the second gas compressor, the second gas compressor outlet pipe, the second gas inlet casing, the second turbine, the second turbine exhaust pipe and the second coupling shaft, the air inlet/outlet of the first gas compressor respectively with the air outlet of the first compressor air inlet machine pipe, the suction port of engine air inlet tube is connected, the air inlet/outlet of motor respectively with the air outlet of engine air inlet tube, the suction port of engine exhaust pipe is connected, the air inlet/outlet of the first turbine respectively with the air outlet of engine exhaust pipe, the suction port of the first turbine exhaust pipe is connected, the first gas compressor links to each other by the first coupling shaft is coaxial with the first turbine, the suction port of the first compressor air inlet machine pipe, the suction port of the first connecting tube, the air outlet of the first turbine exhaust pipe, the air outlet of the second connecting tube all is communicated with the upper wall surface of cavity volume, the air outlet of the 4th connecting tube, the air outlet of the second gas compressor outlet pipe, the suction port of the 5th connecting tube, the suction port of the second gas inlet casing all is communicated with the lower wall surface of cavity volume, moving body is installed in the cavity volume and contacts with the strong internal face sealing of volume, first runs through pipe, second runs through up and down two walls that Guan Jun runs through moving body, the air inlet/outlet of the second gas compressor respectively with the air outlet of the second compressor air inlet machine pipe, the suction port of the second gas compressor outlet pipe is connected, the air inlet/outlet of the second turbine respectively with the air outlet of the second gas inlet casing, the suction port of the second turbine exhaust pipe is connected, the second gas compressor links to each other by the second coupling shaft is coaxial with the second turbine, the air outlet of the first connecting tube is connected with the first compressor air inlet machine pipe, the suction port of the second connecting tube is connected with the second turbine exhaust pipe, the two ends of the 3rd connecting tube respectively with engine air inlet tube, the right wall of cavity volume is connected, and the right wall of moving body is connected with the right wall of cavity volume by spring.
Further, in the present invention, the first compressor air inlet machine pipe, the first turbine exhaust pipe, the first connecting tube, the second connecting tube, the 4th connecting tube, the 5th connecting tube, first run through pipe, second and run through that pipe, the second gas compressor outlet pipe, the second gas inlet casing are pipe and internal diameter equates.
In working procedure of the present invention, moving body can the interior move left and right of cavity volume.When the engine charge overpressure is low, the cavity volume internal pressure on moving body right side is also lower, moving body moves right under the stretching action of spring, the first compressor air inlet machine Guan Yudi four connecting tubes cut off mutually, the first compressor air inlet machine pipe, the first connecting tube, first runs through pipe, the second gas compressor outlet pipe is connected, the first turbine exhaust pipe cuts off mutually with the 5th connecting tube, the first turbine exhaust pipe, the second connecting tube, second runs through pipe, the second gas inlet casing is connected, the first gas compressor, the first turbine, the second gas compressor, the second turbine is worked simultaneously, two pressurized machine series connection.When the engine charge overpressure is higher, the cavity volume internal pressure on moving body right side is also higher, moving body is moved to the left and extension spring, the first connecting tube cuts off mutually with the second gas compressor outlet pipe, the first compressor air inlet machine pipe, first runs through pipe, the 4th connecting tube is connected, the second connecting tube cuts off mutually with the second gas inlet casing, and the first turbine exhaust pipe, second runs through pipe, the 5th connecting tube is connected, and only the first gas compressor and the first turbine are worked simultaneously.
Compared with prior art, the present invention has following beneficial effect and is: the present invention is reasonable in design, and control strategy is simple, is applicable to the turbo charge system of various cylinder number, can realize the switching of single pressurizator mode of operation and two pressurized machine series operation patterns.Suction pressure is more when two pressurized machine series connection of low speed operating mode, and burning better; Pumping loss is less when the single pressurized machine work of high-speed working condition, and oil consumption is lower.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of A-A section among Fig. 1;
Wherein: 1, the first compressor air inlet machine pipe, 2, the first gas compressor, 3, engine air inlet tube, 4, motor, 5, engine exhaust pipe, 6, the first turbine, 7, the first turbine exhaust pipe, 8, the first coupling shaft, 9, the first connecting tube, 10, the second connecting tube, 11, the 3rd connecting tube, 12, the 4th connecting tube, 13, the 5th connecting tube, 14, first runs through pipe, 15, second runs through pipe, 16, cavity volume, 17, moving body, 18, spring, 19, the second compressor air inlet machine pipe, 20, the second gas compressor, 21, the second gas compressor outlet pipe, 22, the second gas inlet casing, 23, the second turbine, 24, the second turbine exhaust pipe, 25, the second coupling shaft.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, the present embodiment provided detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment take technical solution of the present invention as prerequisite.
Embodiment
As depicted in figs. 1 and 2, the present invention includes the first compressor air inlet machine pipe 1, the first gas compressor 2, engine air inlet tube 3, motor 4, engine exhaust pipe 5, the first turbine 6, the first turbine exhaust pipe 7, the first coupling shaft 8, the first connecting tube 9, the second connecting tube 10, the 3rd connecting tube 11, the 4th connecting tube 12, the 5th connecting tube 13, first runs through pipe 14, second runs through pipe 15, cavity volume 16, moving body 17, spring 18, the second compressor air inlet machine pipe 19, the second gas compressor 20, the second gas compressor outlet pipe 21, the second gas inlet casing 22, the second turbine 23, the second turbine exhaust pipe 24 and the second coupling shaft 25, the air inlet/outlet of the first gas compressor 2 respectively with the air outlet of the first compressor air inlet machine pipe 1, the suction port of engine air inlet tube 3 is connected, the air inlet/outlet of motor 4 respectively with the air outlet of engine air inlet tube 3, the suction port of engine exhaust pipe 5 is connected, the air inlet/outlet of the first turbine 6 respectively with the air outlet of engine exhaust pipe 5, the suction port of the first turbine exhaust pipe 7 is connected, the first gas compressor 2 and the first turbine 6 are by 8 coaxial linking to each other of the first coupling shaft, the suction port of the first compressor air inlet machine pipe 1, the suction port of the first connecting tube 9, the air outlet of the first turbine exhaust pipe 7, the air outlet of the second connecting tube 10 all is communicated with the upper wall surface of cavity volume 16, the air outlet of the 4th connecting tube 12, the air outlet of the second gas compressor outlet pipe 21, the suction port of the 5th connecting tube 13, the suction port of the second gas inlet casing 22 all is communicated with the lower wall surface of cavity volume 16, moving body 17 is installed in the cavity volume 16 and with the internal face sealing of volume strong 16 and contacts, first runs through pipe 14, second runs through up and down two walls that pipe 15 all runs through moving body 17, the air inlet/outlet of the second gas compressor 20 respectively with the air outlet of the second compressor air inlet machine pipe 19, the suction port of the second gas compressor outlet pipe 21 is connected, the air inlet/outlet of the second turbine 23 respectively with the air outlet of the second gas inlet casing 22, the suction port of the second turbine exhaust pipe 24 is connected, the second gas compressor 20 and the second turbine 23 are by 25 coaxial linking to each other of the second coupling shaft, the air outlet of the first connecting tube 9 is connected with the first compressor air inlet machine pipe 1, the suction port of the second connecting tube 10 is connected with the second turbine exhaust pipe 7, the two ends of the 3rd connecting tube 11 respectively with engine air inlet tube 3, the right wall of cavity volume 16 is connected, the right wall of moving body 17 is connected with the right wall of cavity volume 16 by spring 18, the first compressor air inlet machine pipe 1, the first turbine exhaust pipe 7, the first connecting tube 9, the second connecting tube 10, the 4th connecting tube 12, the 5th connecting tube 13, first runs through pipe 14, second runs through pipe 15, the second gas compressor outlet pipe 21, the second gas inlet casing 22 is pipe and internal diameter equates.
In working procedure of the present invention, moving body 17 can cavity volume 16 interior move left and right.When engine air inlet tube 3 internal pressures are low, cavity volume 16 internal pressures on moving body 17 right sides are also lower, moving body 17 moves right under the stretching action of spring 18, the first compressor air inlet machine pipe 1 cuts off mutually with the 4th connecting tube 12, the first compressor air inlet machine pipe 1, the first connecting tube 9, first runs through pipe 14, the second gas compressor outlet pipe 21 is connected, the first turbine exhaust pipe 7 cuts off mutually with the 5th connecting tube 13, the first turbine exhaust pipe 7, the second connecting tube 10, second runs through pipe 15, the second gas inlet casing 22 is connected, the first gas compressor 2, the first turbine 6, the second gas compressor 20, the second turbine 23 is worked simultaneously, two pressurized machine series connection.When engine air inlet tube 3 internal pressures are higher, cavity volume 16 internal pressures on moving body 17 right sides are also higher, moving body 17 is moved to the left and extension spring 18, the first connecting tube 1 cuts off mutually with the second gas compressor outlet pipe 21, the first compressor air inlet machine pipe 1, first runs through pipe the 9, the 4th connecting tube 12 and is connected, the second connecting tube 10 cuts off mutually with the second gas inlet casing 22, the first turbine exhaust pipe 7, second runs through pipe the 15, the 5th connecting tube 13 and is connected, and only the first gas compressor 2 and the first turbine 6 are worked simultaneously.Suction pressure is more when two pressurized machine series connection of low speed operating mode, and burning better; Pumping loss is less when the single pressurized machine work of high-speed working condition, and oil consumption is lower.
Claims (2)
1. cavity volume control formula series connection gas path device, comprise the first compressor air inlet machine pipe (1), the first gas compressor (2), engine air inlet tube (3), motor (4), engine exhaust pipe (5), the first turbine (6), the first turbine exhaust pipe (7) and the first coupling shaft (8), the air inlet/outlet of the first gas compressor (2) respectively with the air outlet of the first compressor air inlet machine pipe (1), the suction port of engine air inlet tube (3) is connected, the air inlet/outlet of motor (4) respectively with the air outlet of engine air inlet tube (3), the suction port of engine exhaust pipe (5) is connected, the air inlet/outlet of the first turbine (6) respectively with the air outlet of engine exhaust pipe (5), the suction port of the first turbine exhaust pipe (7) is connected, the first gas compressor (2) and the first turbine (6) are by coaxial linking to each other of the first coupling shaft (8), characterized by further comprising the first connecting tube (9), the second connecting tube (10), the 3rd connecting tube (11), the 4th connecting tube (12), the 5th connecting tube (13), first runs through pipe (14), second runs through pipe (15), cavity volume (16), moving body (17), spring (18), the second compressor air inlet machine pipe (19), the second gas compressor (20), the second gas compressor outlet pipe (21), the second gas inlet casing (22), the second turbine (23), the second turbine exhaust pipe (24) and the second coupling shaft (25), the suction port of the first compressor air inlet machine pipe (1), the suction port of the first connecting tube (9), the air outlet of the first turbine exhaust pipe (7), the air outlet of the second connecting tube (10) all is communicated with the upper wall surface of cavity volume (16), the air outlet of the 4th connecting tube (12), the air outlet of the second gas compressor outlet pipe (21), the suction port of the 5th connecting tube (13), the suction port of the second gas inlet casing (22) all is communicated with the lower wall surface of cavity volume (16), moving body (17) is installed in the cavity volume (16) and with the internal face sealing of volume strong (16) and contacts, first runs through pipe (14), second runs through up and down two walls that pipe (15) all runs through moving body (17), the air inlet/outlet of the second gas compressor (20) respectively with the air outlet of the second compressor air inlet machine pipe (19), the suction port of the second gas compressor outlet pipe (21) is connected, the air inlet/outlet of the second turbine (23) respectively with the air outlet of the second gas inlet casing (22), the suction port of the second turbine exhaust pipe (24) is connected, the second gas compressor (20) and the second turbine (23) are by coaxial linking to each other of the second coupling shaft (25), the air outlet of the first connecting tube (9) is connected with the first compressor air inlet machine pipe (1), the suction port of the second connecting tube (10) is connected with the second turbine exhaust pipe (7), the two ends of the 3rd connecting tube (11) respectively with engine air inlet tube (3), the right wall of cavity volume (16) is connected, and the right wall of moving body (17) is connected by the right wall of spring (18) with cavity volume (16).
2. cavity volume control formula according to claim 1 series connection gas path device is characterized in that the first compressor air inlet machine pipe (1), the first turbine exhaust pipe (7), the first connecting tube (9), the second connecting tube (10), the 4th connecting tube (12), the 5th connecting tube (13), first run through that pipe (14), second runs through pipe (15), the second gas compressor outlet pipe (21), the second gas inlet casing (22) is pipe and internal diameter is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100217269A CN103075245A (en) | 2013-01-21 | 2013-01-21 | Volume cavity control serial gas circuit device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100217269A CN103075245A (en) | 2013-01-21 | 2013-01-21 | Volume cavity control serial gas circuit device |
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| CN103075245A true CN103075245A (en) | 2013-05-01 |
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| CN2013100217269A Pending CN103075245A (en) | 2013-01-21 | 2013-01-21 | Volume cavity control serial gas circuit device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009287412A (en) * | 2008-05-27 | 2009-12-10 | Toyota Motor Corp | Control device of internal combustion engine with supercharger |
| DE102009006359A1 (en) * | 2009-01-28 | 2010-07-29 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Device for providing two-stage exhaust gas turbocharger and exhaust gas recirculation system of internal combustion engine, has low pressure-exhaust gas recirculation line including value opens in fresh air line upstream to junction of line |
| CN102425488A (en) * | 2011-10-31 | 2012-04-25 | 上海交通大学 | Adjustable two-stage supercharging sequential system applied to V-shaped diesel engine |
| CN102808688A (en) * | 2012-08-28 | 2012-12-05 | 上海交通大学 | Switchable turbocharging system |
| CN102840025A (en) * | 2012-09-18 | 2012-12-26 | 中国人民解放军军事交通学院 | Plateau power recovery secondary adjustable pressure boosting device |
-
2013
- 2013-01-21 CN CN2013100217269A patent/CN103075245A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009287412A (en) * | 2008-05-27 | 2009-12-10 | Toyota Motor Corp | Control device of internal combustion engine with supercharger |
| DE102009006359A1 (en) * | 2009-01-28 | 2010-07-29 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Device for providing two-stage exhaust gas turbocharger and exhaust gas recirculation system of internal combustion engine, has low pressure-exhaust gas recirculation line including value opens in fresh air line upstream to junction of line |
| CN102425488A (en) * | 2011-10-31 | 2012-04-25 | 上海交通大学 | Adjustable two-stage supercharging sequential system applied to V-shaped diesel engine |
| CN102808688A (en) * | 2012-08-28 | 2012-12-05 | 上海交通大学 | Switchable turbocharging system |
| CN102840025A (en) * | 2012-09-18 | 2012-12-26 | 中国人民解放军军事交通学院 | Plateau power recovery secondary adjustable pressure boosting device |
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Application publication date: 20130501 |