CN202001101U - Multistage combustion engine supercharging device - Google Patents
Multistage combustion engine supercharging device Download PDFInfo
- Publication number
- CN202001101U CN202001101U CN2011201133619U CN201120113361U CN202001101U CN 202001101 U CN202001101 U CN 202001101U CN 2011201133619 U CN2011201133619 U CN 2011201133619U CN 201120113361 U CN201120113361 U CN 201120113361U CN 202001101 U CN202001101 U CN 202001101U
- Authority
- CN
- China
- Prior art keywords
- diesel engine
- supercharger
- mechanical supercharger
- combustion engine
- engine
- 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
Links
Images
Classifications
-
- 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
A multistage combustion engine supercharging device belongs to a combustion engine supercharging system and comprises a diesel engine. The diesel engine is in transmission connection with a mechanical supercharger; an electromagnetism clutch, which controls clutch states by the rotating speed of the diesel engine, is arranged between the diesel engine and the mechanical supercharger; an inlet end pipeline of the diesel engine is connected with a turbocharger; the mechanical supercharger and the turbocharger are respectively communicated with an inlet pipe; the inlet pipe is connected with pipelines of a supercharger intake pipe and a supercharger exhaust pipe of the mechanical supercharger; and a check valve is arranged on the inlet pipe between the supercharger intake pipe and the supercharger exhaust pipe. For the multistage combustion engine supercharging device, the design is reasonable; and as the mechanical supercharger and the turbocharger are simultaneously arranged on the diesel engine, the phenomena that the turbocharging is lagged correspondingly and the mechanical supercharging consumes the kinetic energy of the engine are changed, the torque and power of the diesel engine at low and middle speed are improved obviously, and the tail gas emission is ameliorated greatly while reducing oil consumption.
Description
Technical field
The utility model belongs to pressurization system of internal combustion engine, is specifically related to the multistage supercharging device of a kind of internal-combustion engine.
Background technique
In the gas handling system of diesel engine, the most extensive what be employed is turbosupercharging.Turbosupercharger is actually a kind of engine exhaust energy that utilizes and comes the driven air compressor, when engine speed speeds, the waste gas velocity of discharge and secondary speed also speed synchronously, impeller just compresses more air and enters cylinder, the pressure of air and density increase the more fuel that can burn, the rotating speed of corresponding increase fuel quantity and adjustment motor just can increase the output power of motor.Though yet turbosupercharger has the effect of assisting the motor reinforcement, but the shortcoming that it is also arranged, wherein be apparent that most, " response lags behind ", promptly since the effect of inertia of impeller to throttle when rapid reacting condition slow, even also want 1.7 seconds through the fast response time after the improvement, make motor postpone to increase or reduce output power.This is for the automobile that will quicken suddenly or overtake other vehicles, and moment can be put forward not sensation energetically a little.Turbosupercharger is in engine low rotation when speed inefficiency in addition, the air that is difficult to provide for the firing chamber enough burnings, turbosupercharger even can be owing to the obstruction that engine exhaust is obstructed become motor when vehicle is in low speed driving.
Engine driven supercharging does not then have the above-mentioned shortcoming of turbosupercharger, does not have " lag behind response ", and mechanical supercharger fan blade rotating speed is in sync state with motor all the time, when middle low speed and moment the supercharging efficient when quickening to be far longer than turbosupercharger.Yet the power of mechanical supercharger come in motor, need consumption of engine power in the running, along with engine speed increases, the situation of this power consumption is just serious more.So when motor was in high the commentaries on classics, the efficient of mechanical supercharger will be lower than turbosupercharger.
2006, it was the problem of inefficiency when utilizing engine driven supercharging to overcome turbocharger low speed that Volkswagen releases TSI compound supercharged engine (engine driven supercharging+turbosupercharging) purpose.Make the petrolic power output of 1.4L discharge capacity show the 2.4L naturally aspirated engine that matches in excellence or beauty.On diesel engine, then there is not similar techniques at present.
Summary of the invention
At the problem that prior art exists, the purpose of this utility model is to design a kind of technological scheme with the compound diesel engine supercharging system of turbosupercharging and engine driven supercharging is provided.
The multistage supercharging device of described internal-combustion engine, comprise diesel engine, it is characterized in that the described diesel engine mechanical supercharger that is in transmission connection, the magnetic clutch of controlling clutch state by rotary speed of diesel engine is set between diesel engine and the mechanical supercharger, the inlet end pipeline of diesel engine connects turbosupercharger simultaneously, described mechanical supercharger communicates with suction tude respectively with turbosupercharger, suction tude is connected with the supercharger outlet pipe pipeline with the pressurized machine suction tude of mechanical supercharger, and on the suction tude between pressurized machine suction tude and the supercharger outlet pipe one-way valve is set.
The multistage supercharging device of described internal-combustion engine, the bent axle belt pulley that it is characterized in that described diesel engine is connected with the magnetic clutch belt pulley belt that magnetic clutch is provided with, and the magnetic clutch belt pulley is connected with the mechanical supercharger belt pulley belt that mechanical supercharger is provided with.
The multistage supercharging device of described internal-combustion engine is characterized in that on the bent axle belt pulley of described diesel engine rotary speed signal sensor being set, and described rotary speed signal sensor and magnetic clutch are by being provided with ECU (Electrical Control Unit) control.
The multistage supercharging device of described internal-combustion engine, it is characterized in that being provided with on the described diesel engine engine air inlet tube and motor steam outlet pipe, engine air inlet tube and motor steam outlet pipe respectively with being connected of the inlet end of turbosupercharger, exhaust end one side of turbosupercharger is connected with the waste gas comb.
The multistage supercharging device of described internal-combustion engine is characterized in that described mechanical supercharger is the centrifugal mechanical pressurized machine.
The multistage supercharging device of described internal-combustion engine, it is characterized in that described mechanical supercharger comprises housing, lower velocity shaft and high speed shaft are set in the housing, the middle part connection of described lower velocity shaft is provided with low speed gear, and the bottom socket is provided with the mechanical supercharger belt pulley, and the middle part connection of described high speed shaft is provided with high gear, top connects impeller, impeller outer is provided with the turbine gland, and pressurized machine suction tude and supercharger outlet pipe are set on the turbine gland, and above-mentioned low speed gear and high gear are connected with a joggle.
The multistage supercharging device of described internal-combustion engine, it is characterized in that being provided with on the described suction tude three-way pipe I and three-way pipe II, between three-way pipe I and the three-way pipe II one-way valve is set, the three-way pipe I is connected with pressurized machine suction tude pipeline with the supercharger outlet pipe of mechanical supercharger with the three-way pipe II.
The multistage supercharging device of described internal-combustion engine is characterized in that on the inlet end of described suction tude the sky filter being set.
The multistage supercharging device of above-mentioned internal-combustion engine, reasonable in design, mechanical supercharger and turbosupercharger are set on diesel engine simultaneously, change the phenomenon of the corresponding and engine driven supercharging consumption of engine kinetic energy of turbo-lag, moment of torsion and power when this has obviously improved low speed in the diesel engine are greatly improved exhaust emissions when reducing oil consumption.As using on comings EQB160-20 motor, former acc power is 160PS, and behind use the utility model device, power-lift is more than 15%, and comprehensive oil consumption descends more than 8%, and exhaust emissions reduces more than 40%.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the gas circuit schematic representation of individual event valve closed condition in the utility model;
Fig. 3 is the gas circuit schematic representation of individual event valve open mode in the utility model;
Fig. 4 is the structural representation of mechanical supercharger in the utility model;
Fig. 5 is the control principle figure of ECU (Electrical Control Unit) in the utility model.
Among the figure: the 1-mechanical supercharger; 2-mechanical supercharger belt pulley; The 3-magnetic clutch; 4-magnetic clutch belt pulley; The 5-ECU (Electrical Control Unit); The 6-rotary speed signal sensor; 7-bent axle belt pulley; The 8-diesel engine; The 9-engine air inlet tube; 10-motor steam outlet pipe; 11-waste gas comb; The 12-turbosupercharger; 13-three-way pipe I; The 14-one-way valve; 15-three-way pipe II; The empty filter of 16-; The 17-suction tude; 18-pressurized machine suction tude; The 19-supercharger outlet pipe; The 20-impeller; 21-turbine gland; The 22-housing; The 23-low speed gear; The 24-lower velocity shaft; The 25-high speed shaft; The 26-high gear.
Embodiment
Further specify the utility model below in conjunction with Figure of description.
As shown in Figure 1, the multistage supercharging device of internal-combustion engine has comprised diesel engine 8, connect the magnetic clutch belt pulley 4 that is arranged on the magnetic clutch 3 by belt transmission on the bent axle belt pulley 7 of diesel engine 8, connected mechanical supercharger belt pulley 2 on the mechanical supercharger 1 by belt transmission on the magnetic clutch belt pulley 4.Therefore mechanical supercharger 1 is to utilize the power of diesel engine 8 to operate.
Be provided with rotary speed signal sensor 6 on the bent axle belt pulley 7 of diesel engine 8, be used for monitoring the rotating speed of diesel engine 8.Rotary speed signal sensor 6 and magnetic clutch 3 are by control units such as ECU (Electrical Control Unit) 5(single-chip microcomputers) control, as shown in Figure 5.
As shown in Figure 4, diesel engine 8 is the centrifugal mechanical pressurized machine, its concrete structure comprises housing 22, parallel lower velocity shaft 24 and high speed shaft 25 are set in the housing 22, lower velocity shaft 24 middle part sockets are provided with low speed gear 23, the bottom connection is provided with mechanical supercharger belt pulley 2, the connection of high speed shaft 25 middle parts is provided with high gear 26, top connects impeller 20, the impeller 20 outer turbine glands 21 that are provided with, pressurized machine suction tude 18 and supercharger outlet pipe 19 are set on the turbine gland 21, and low speed gear 23 and high gear 26 are connected with a joggle.
Connect turbosupercharger 12 at diesel engine 8 upper pipelines simultaneously, the turbosupercharger 12 concrete engine air inlet tubes 9 that pass through are connected with diesel engine 8 with motor steam outlet pipe 10, and turbosupercharger 12 is connected with waste gas comb 11.
Mechanical supercharger 1 communicates with suction tude 17 with turbosupercharger 12.Three-way pipe I 13 and three-way pipe II 15 are set on the suction tude 17, between three-way pipe I 13 and the three-way pipe II 15 one-way valve 14 is set, three-way pipe I 13 1 ends connect turbosupercharger 12, one end has also connected the supercharger outlet pipe 19 of mechanical supercharger 1, has connected pressurized machine suction tude 18 on the three-way pipe II 15.In order to suck cleaner air, sky filter 16 is set on the inlet end of suction tude 17 simultaneously.
Shown in Fig. 2 and 3, during use, utilize to be arranged on rotary speed signal sensor 6 is set on the bent axle belt pulley 7 records diesel engine 8 tach signals, the clutch that utilizes ECU (Electrical Control Unit) 6 control magnetic clutchs 3 is to reach the work of control mechanical supercharger 1.In diesel engine 8 idling during to rated speed 60%, mechanical supercharger 1 is in running order, be in closed condition under the effect of one-way valve 14 this moment air pressure in suction tude 17, air enters mechanical supercharger 1 through suction tude 17 and mechanical supercharger suction tude 18, by mechanical supercharger 1 compression, and transfer to the suction port of turbosupercharger 12 by mechanical supercharger steam outlet pipe 19, enter diesel engine 8 cylinders via turbosupercharger 12 secondary boosters again; Reach more than 60% of rated speed in diesel engine 8, therefore turbosupercharger 12 has entered optimum working efficiency the time, mechanical supercharger 1 need not work, so it is closed by ECU (Electrical Control Unit) 5, this moment, one-way valve 14 was in opening state, and air enters turbosupercharger 12 via former suction tude 17; Treat that diesel engine 8 rotating speeds fall back to rated speed about 40%, the adhesive of ECU (Electrical Control Unit) 5 control magnetic clutchs 3 is reworked mechanical supercharger 1.
Claims (8)
1. the multistage supercharging device of internal-combustion engine, comprise diesel engine (8), it is characterized in that described diesel engine (8) mechanical supercharger (1) that is in transmission connection, the magnetic clutch (3) of controlling clutch state by diesel engine (8) rotating speed is set between diesel engine (8) and the mechanical supercharger (1), the inlet end pipeline of diesel engine (8) connects turbosupercharger (12) simultaneously, described mechanical supercharger (1) communicates with suction tude (17) respectively with turbosupercharger (12), suction tude (17) is connected with supercharger outlet pipe (19) pipeline with the pressurized machine suction tude (18) of mechanical supercharger (1), and on the suction tude (18) between pressurized machine suction tude (18) and the supercharger outlet pipe (19) one-way valve (14) is set.
2. the multistage supercharging device of internal-combustion engine as claimed in claim 1, the bent axle belt pulley (7) that it is characterized in that described diesel engine (8) is connected with magnetic clutch belt pulley (4) belt that magnetic clutch (3) is provided with, and magnetic clutch belt pulley (4) is connected with mechanical supercharger belt pulley (2) belt that mechanical supercharger (1) is provided with.
3. the multistage supercharging device of internal-combustion engine as claimed in claim 1, it is characterized in that on the bent axle belt pulley (7) of described diesel engine (8) rotary speed signal sensor (6) being set, described rotary speed signal sensor (6) and magnetic clutch (3) are by being provided with ECU (Electrical Control Unit) (5) control.
4. the multistage supercharging device of internal-combustion engine as claimed in claim 1, it is characterized in that being provided with on the described diesel engine (8) engine air inlet tube (9) and motor steam outlet pipe (10), engine air inlet tube (9) and motor steam outlet pipe (10) respectively with being connected of the inlet end of turbosupercharger (12), exhaust end one side of turbosupercharger (12) is connected with waste gas comb (11).
5. the multistage supercharging device of internal-combustion engine as claimed in claim 1 is characterized in that described mechanical supercharger (1) is the centrifugal mechanical pressurized machine.
6. the multistage supercharging device of internal-combustion engine as claimed in claim 1, it is characterized in that described mechanical supercharger (1) comprises housing (22), lower velocity shaft (24) and high speed shaft (25) are set in the housing (22), the connection of described lower velocity shaft (24) middle part is provided with low speed gear (23), the bottom socket is provided with mechanical supercharger belt pulley (2), the connection of described high speed shaft (25) middle part is provided with high gear (26), top connects impeller (20), the outer turbine gland (21) that is provided with of impeller (20), pressurized machine suction tude (18) and supercharger outlet pipe (19) are set on the turbine gland (21), and above-mentioned low speed gear (23) and high gear (26) are connected with a joggle.
7. the multistage supercharging device of internal-combustion engine as claimed in claim 1, it is characterized in that being provided with on the described suction tude (17) three-way pipe I (13) and three-way pipe II (15), between three-way pipe I (13) and the three-way pipe II (15) one-way valve (14) is set, three-way pipe I (13) is connected with pressurized machine suction tude (18) pipeline with the supercharger outlet pipe (19) of mechanical supercharger (1) with three-way pipe II (15).
8. the multistage supercharging device of internal-combustion engine as claimed in claim 1 is characterized in that on the inlet end of described suction tude (18) sky filter (16) being set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201133619U CN202001101U (en) | 2011-04-18 | 2011-04-18 | Multistage combustion engine supercharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201133619U CN202001101U (en) | 2011-04-18 | 2011-04-18 | Multistage combustion engine supercharging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202001101U true CN202001101U (en) | 2011-10-05 |
Family
ID=44703845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201133619U Expired - Fee Related CN202001101U (en) | 2011-04-18 | 2011-04-18 | Multistage combustion engine supercharging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202001101U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155289A (en) * | 2011-04-18 | 2011-08-17 | 杭州申财科技有限公司 | Multistage supercharging device of internal combustion engine |
| CN103742315A (en) * | 2014-01-11 | 2014-04-23 | 吉林大学 | Fully-controllable mechanical supercharging gas inlet system of gasoline engine |
| CN110821644A (en) * | 2018-08-07 | 2020-02-21 | 重庆科克发动机技术有限公司 | Scavenging system of two-stroke opposed engine |
-
2011
- 2011-04-18 CN CN2011201133619U patent/CN202001101U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155289A (en) * | 2011-04-18 | 2011-08-17 | 杭州申财科技有限公司 | Multistage supercharging device of internal combustion engine |
| CN103742315A (en) * | 2014-01-11 | 2014-04-23 | 吉林大学 | Fully-controllable mechanical supercharging gas inlet system of gasoline engine |
| CN110821644A (en) * | 2018-08-07 | 2020-02-21 | 重庆科克发动机技术有限公司 | Scavenging system of two-stroke opposed engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101446228B (en) | Electric and turbo double-intake supercharging device for engine | |
| CN102278193B (en) | Auxiliary pressurization system of internal combustion engine | |
| CN102606286A (en) | Air inlet supercharging device of engine | |
| CN108561223A (en) | A kind of engine system and its control method that engine driven supercharging is compensatory | |
| CN102155289A (en) | Multistage supercharging device of internal combustion engine | |
| CN103615309A (en) | All-work-condition adjustable two-stage pressurizing system of internal combustion engine | |
| CN102444466A (en) | System for correcting turbo lag | |
| CN103352754A (en) | Multi-mode large and small turbocharger diesel engine sequential supercharging structure | |
| CN203098040U (en) | Compound supercharging system of engine | |
| CN201326455Y (en) | Power-turbine dual air inlet pressurization device for engine | |
| CN103291442B (en) | Air incoming system of two-stage supercharged engine | |
| CN202001101U (en) | Multistage combustion engine supercharging device | |
| CN208396807U (en) | A kind of engine system that engine driven supercharging is compensatory | |
| CN103912368A (en) | Combined supercharging system for engine | |
| CN101586490B (en) | Supercharging device of engine | |
| CN201635827U (en) | Intake system of turbocharged engine | |
| CN204163812U (en) | A kind of exhaust gas bypass power turbine system | |
| CN202100325U (en) | Auxiliary supercharging system of internal combustion engine | |
| CN105508035A (en) | Supercharged diesel engine multi-mode switch supercharging structure and method | |
| CN101205844B (en) | Device improving air-intake of combustion engine | |
| CN205445778U (en) | Vane type car exhaust turbine supercharging device | |
| CN104314649A (en) | Exhaust gas bypass power turbine system | |
| CN104295377A (en) | Engine system | |
| CN201133283Y (en) | Device for improving internal-combustion engines air admittance | |
| CN205025564U (en) | Engine supercharging device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGXI LANXUN TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HANGZHOU SHENCAI SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20130117 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 310011 HANGZHOU, ZHEJIANG PROVINCE TO: 334200 SHANGRAO, JIANGXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130117 Address after: 334200 Jiangxi city of Dexing Province copper silver deer Industrial Zone Road Patentee after: Jiangxi Lanxun Technology Co. Ltd. Address before: 310011, room 33, 222 Cheung Road, Hangzhou, Zhejiang, Gongshu District Patentee before: Hangzhou Shencai Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20170418 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |