CN106441908B - Applied to the air seal set and application method based on supercharger speed on turbocharger performance testing stand - Google Patents
Applied to the air seal set and application method based on supercharger speed on turbocharger performance testing stand Download PDFInfo
- Publication number
- CN106441908B CN106441908B CN201610821483.0A CN201610821483A CN106441908B CN 106441908 B CN106441908 B CN 106441908B CN 201610821483 A CN201610821483 A CN 201610821483A CN 106441908 B CN106441908 B CN 106441908B
- Authority
- CN
- China
- Prior art keywords
- air
- turbocharger
- air compressor
- compressor machine
- pressure
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Supercharger (AREA)
Abstract
Being applied to air seal set and application method based on supercharger speed on turbocharger performance testing stand the present invention relates to a kind of,It is related to turbo-charger technical field,Including sequentially connected air compressor machine,Air compressor machine vent valve,Combustion system and the bellows being connected with the turbine inlet end of turbocharger,Branch road between the air compressor machine and air compressor machine vent valve is connected with the first electric butterfly valve in turn,First check valve,Deposit gas tank and the second electric butterfly valve,The output end of second electric butterfly valve is connected through vacuum tube with the ring-shaped air chamber in the compressor of turbocharger,It is other on the escape pipe of the compressor to be connected to compressor self circular loop,It is connected with charge air cooler and the second check valve in turn on the compressor self circular loop,It is connected in the air inlet pipe of air compressor machine by the output end of second check valve,It is provided with air cleaner on the input terminal of air compressor air intake pipe,Air compressor machine vent valve is provided on the output end of air compressor machine escape pipe.The air seal set is not only compact-sized, but also reaches sealing purpose, and the lubricant effect of lubricating system is made to greatly improve, while application method is easy.
Description
Technical field
The present invention relates to a kind of air seal set applied to based on supercharger speed on turbocharger performance testing stand and
Application method is related to turbo-charger technical field.
Background technology
Since the air supply system of turbocharging testing stand uses high-power air compressor machine, often because of the needs of platform experiment,
The adjusting flow of air compressor machine can be made to have larger fluctuation, and the start and stop operating mode of bench test complexity, this is just to turbocharger
Lubricating system and sealing system propose high requirement.But the oil pressure of the lubricating system output of test-bed is often set as definite value,
And the both ends in turbocharger are just separated by piston ring with lubricating system, piston ring can big amplitude wave close to the air pressure of compressor
It is dynamic, it be easy to cause a large amount of leakages of lubricating oil.Meanwhile complicated start and stop operating mode also can cause fatigue to the sealing ring in booster
Failure.If sealing ring fails, when ambient pressure is less than lubricating oil oil pressure, then lubricating oil leaks out, and machine oil is caused to waste；When
When ambient pressure is more than lubricating oil oil pressure, air can enter engine lubrication system by sealing ring.When engine oil pressure and flow
It will appear following point when insufficient：The lubrication shortage of oil for supplying axle journal and thrust bearing, to make rotor journal and bearing journal
Keep the lubrication shortage of oil floated；Booster has been in lubricating oil when running at high speed and has been supplied to bearing not yet, this will cause whole
The destruction of a booster.Based on problem above, a kind of turbocharger sealing device suitable under complex working condition is proposed.
Invention content
It is applied on turbocharger performance testing stand based on supercharger speed the purpose of the present invention is to provide a kind of
Air seal set and application method, it is not only compact-sized, but also reach sealing purpose, so that the lubricant effect of lubricating system is carried significantly
Height, while application method is easy.
Technical program of the present invention lies in：It is a kind of to be applied on turbocharger performance testing stand based on supercharger speed
Air seal set, including sequentially connected air compressor machine, air compressor machine vent valve, combustion system and the turbine inlet with turbocharger
Hold the bellows that is connected, the branch road between the air compressor machine and air compressor machine vent valve be connected in turn the first electric butterfly valve,
First check valve deposits gas tank and the second electric butterfly valve, and the output end of second electric butterfly valve is through vacuum tube and turbocharging
Ring-shaped air chamber in the compressor of device is connected, other on the escape pipe of the compressor to be connected to compressor self circular loop, described
It is connected with charge air cooler and the second check valve on compressor self circular loop in turn, sky is connected to by the output end of second check valve
In the air inlet pipe of press, it is provided with air cleaner on the input terminal of air compressor air intake pipe, on the output end of air compressor machine escape pipe
It is provided with air compressor machine vent valve.
Further, the combustion system is made of burner and oil supply system, is arranged on the output end of the bellows
There are first pressure sensor and the first temperature sensor, second pressure sensor, are provided on the exhaust pipe of the turbine
Two temperature sensors and first flowmeter.
Further, described deposit is provided with third pressure sensor in gas tank, positioned at deposit gas tank and the second electric butterfly valve it
Between be provided with the 4th pressure sensor；Third temperature sensing is provided in tube body between the charge air cooler and the second check valve
Device is provided with second flowmeter on the input terminal of the air compressor air intake pipe, is additionally provided on the output end of air compressor air intake pipe
5th pressure sensor and the 4th temperature sensor.
Further, lubricating system is additionally provided in the turbocharger, the oil outlet end of the lubricating system is provided with
6th pressure sensor, the oil revolving end of lubricating system are provided with the 5th temperature sensor, in the intermediate of the turbocharger
It is additionally provided with velocity sensor.
Further, the gas for connecting vacuum tube and ring-shaped air chamber is provided on the intermediate of the turbocharger
Hole, the ring-shaped air chamber includes the cavity for being coaxially disposed and being located on rear side of sealing gland plate with the armature spindle of turbocharger, described recessed
Intracavitary be provided with the convex character shape sealing shroud being placed on armature spindle and with the matched sealing plate of sealing shroud, the sealing shroud with it is close
Ring-shaped air chamber is formed between sealing plate and is connected with stomata.
Further, the inside from-inner-to-outer on the armature spindle positioned at sealing shroud is equipped with floating bearing, thrust successively
Set and thrust bearing, armature spindle are equipped with limit shaft sleeve between sealing plate and sealing gland plate, are also set on the outboard end of armature spindle
The compressor impeller being equipped in turbocharger air compressor air intake duct.
Further, it is placed on respectively and the matched piston ring of cavity, the axle sleeve on the sealing shroud and sealing plate
On be also equipped with and the matched second piston ring of sealing gland plate.
A kind of application method applied to the air seal set based on supercharger speed on turbocharger performance testing stand, packet
Include following steps：
1）After air compressor machine is opened, cold blowing is first carried out, exhaust gas in pipeline is removed, and open the first electric butterfly valve, to depositing gas
Tank is pressurized, and setting initial value is pressurized to, and opens lubricating system, and Lubricating Oil is pressed onto up to computer settings original oil pressure, beats
Combustion system igniting is opened, hot blow experiment is carried out；
2）It is corresponding to increase lubricating oil oil pressure when COMPUTER DETECTION to turbo charger speed increases, while increasing annular
Gas chamber air pressure so that in turbo charger speed, lubricating oil oil pressure and ring-shaped air chamber air pressure the above two keep positive correlation,
The two is in dynamic balance state afterwards；
3）When after the test, first closing combustion system, air compressor machine is turned off, it is electronic finally to close second for lubricating system
Butterfly valve, the first electric butterfly valve close power supply.
Further, when the air pressure for depositing gas tank is equal to setting pressure, computer controls the first electric butterfly valve and closes, no longer
To depositing gas tank pressurization；When depositing the gas tank air pressure certain threshold value of decline, computer opens the first electric butterfly valve again, adds to depositing gas tank
Pressure.
Compared with prior art, the present invention has the following advantages：
1）By controlling air pressure and the lubricating oil oil pressure size of ring-shaped air chamber, the two dynamic equilibrium is kept, in this way in centre
First of sealing is formed in body.Simultaneously improved lubricating system, adopt computerized control make collected lubricating oil oil pressure with
The air pressure of ring-shaped air chamber keeps equal, while centainly being adjusted to Lubricating Oil pressure, when the rotating speed of booster increases, to increasing
The fuel delivery of depressor bearing also should accordingly increase, and improve the air pressure of ring-shaped air chamber.Make supercharger speed-Lubricating Oil
Pressure-ring-shaped air chamber air pressure, the above two keep positive correlation in three, both rear to be in dynamic balance state, to more section
It learns, the effective leakproofness for improving booster.It does not only reach the purpose of sealing in this way, and the lubricant effect of pressure charging system can be made
It greatly improves；
2）Testing stand air source itself is made full use of, need not separately add ancillary equipment, while cost-effective, can greatly increase
The leakproofness and lubricant effect of system；
3）It can be painted according to the specific data of supercharger speed-lubrication pressure-gas chamber air pressure of computer acquisition simultaneously
The relation curve of three processed passes through as the control reference curve of lubrication pressure on real engine booster and sealing air pressure
Constantly experiment finally obtains the relation curve of best lubricating oil oil pressure and sealing air pressure in the case where turbocharger determines rotating speed, tool
There is great practice significance.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of the supercharger pressure generator terminal of the present invention；
In figure：1- compressor bleed air valve 2- charge air cooler 21- thirds temperature sensor 3 is check valve 4- air filters
Clear device 5- compressor 51- intermediate 52- piston ring 53- sealing shroud 54- sealing plate 55- thrust bearings 56-
Floating bearing 57- armature spindle 58- thrust housing 59- ring-shaped air chamber 510- piston ring 511- screw thread entrance 512- rubbers
Glue sealing ring 513- rubber seal 514- sealing gland plate 515- compressor impeller 516- second piston ring 517- axis
518- stomata 519- air compressor air intake pipe 520- air compressor machine escape pipe 521- second flowmeters 522- the 5th is covered to press
The 4th temperature sensor 524- cavity 525- oil pressure hole 6- turbine 61- gas turbine exhaust pipes of force snesor 523-
62- second pressure sensor 63- second temperature sensor 64- first flowmeter 7- electric butterfly valves 8- deposits gas tank
The 4th pressure sensor 9- check valve 10- electric butterfly valve 11- air compressor machines 12- of 81- third pressure sensors 82- are empty
The first temperature of press vent valve 13- oil supply system 14- burner 15- bellows 151- first pressure sensors 152-
Spend the 5th temperature sensor 17- vacuum bodies 18- of the 6th pressure sensor 162- of sensor 16- lubricating system 161-
Compressor self circular loop 19- velocity sensors.
Specific implementation mode
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and coordinate attached drawing, make detailed
It is carefully described as follows, but the present invention is not limited thereto.
With reference to figure 1 and Fig. 2
It is a kind of to be applied to the air seal set based on supercharger speed on turbocharger performance testing stand, including be sequentially connected
Air compressor machine 11, air compressor machine vent valve 12, combustion system and the bellows being connected with 6 inlet end of turbine of turbocharger
15, branch between the air compressor machine and air compressor machine vent valve road be connected in turn the first electric butterfly valve 10, the first check valve 9,
Deposit gas tank 8 and the second electric butterfly valve 7, the output end of second electric butterfly valve calming the anger through vacuum tube 17 and turbocharger
Ring-shaped air chamber 59 in machine 5 is connected, other on the escape pipe of the compressor to be connected to compressor self circular loop 18, described to calm the anger
It is connected with charge air cooler 2 and the second check valve 3 on machine self circular loop in turn, pneumatics is connected to by the output end of second check valve
In the air inlet pipe 519 of machine, air cleaner 4, the output of air compressor machine escape pipe 520 are provided on the input terminal of air compressor air intake pipe
Air compressor machine vent valve 1 is provided on end.
In the present embodiment, the combustion system is made of burner 13 and oil supply system 14, the output end of the bellows
On be provided with first pressure sensor 151 and the first temperature sensor 152, be provided with the second pressure on the gas turbine exhaust pipe 61
Force snesor 62, second temperature sensor 63 and first flowmeter 64.
In the present embodiment, described deposit is provided with third pressure sensor 81 in gas tank, positioned at depositing gas tank and the second electronic butterfly
The 4th pressure sensor 82 is provided between valve；Third temperature is provided in tube body between the charge air cooler and the second check valve
Sensor 21, is provided with second flowmeter 521 on the input terminal of the air compressor air intake pipe, on the output end of air compressor air intake pipe
It is additionally provided with the 5th pressure sensor 522 and the 4th temperature sensor 523.
In the present embodiment, lubricating system 16 is additionally provided in the turbocharger, the oil outlet end of the lubricating system is set
It is equipped with the 6th pressure sensor 161, the oil revolving end of lubricating system is provided with the 5th temperature sensor 162, the turbocharger
Intermediate 51 in be additionally provided with velocity sensor 19.
In the present embodiment, the gas for connecting vacuum tube and ring-shaped air chamber is provided on the intermediate of the turbocharger
Hole 518 on the stomata and is provided with screw thread entrance 511, and the ring-shaped air chamber includes same with the armature spindle of turbocharger 57
Axis is arranged and is located at the cavity 524 on rear side of sealing gland plate, and the convex character shape sealing shroud being placed on armature spindle is provided in the cavity
53 and with the matched sealing plate 54 of sealing shroud, formed and ring-shaped air chamber 59 and be connected with stomata between the sealing shroud and sealing plate
Logical, the cavity side walls are provided with the oil pressure hole 525 communicated with lubricating oil.
Above-mentioned ring-shaped air chamber is connected with the second electric butterfly valve with vacuum tube, makes air pressure and the sealing shroud left side of ring-shaped air chamber
Lubricating oil oil pressure keep dynamic equilibrium, i.e., the sealing shroud of the described ring-shaped air chamber is by controlling sealing shroud by left side lubrication pressure
Pressure be equal to its right side by ring-shaped air chamber atmospheric pressure when, achieve the purpose that sealing.
In the present embodiment, on the armature spindle positioned at sealing shroud inside from-inner-to-outer be equipped with successively floating bearing 56,
Thrust housing 58 and thrust bearing 55, armature spindle are equipped with limit shaft sleeve 517 between sealing plate and sealing gland plate, armature spindle it is outer
The compressor impeller 515 in turbocharger air compressor air intake duct is additionally provided on side.
Be placed on respectively in the present embodiment, on the sealing shroud and sealing plate with the matched piston ring 52,510 of cavity,
It is also equipped on the axle sleeve and the matched second piston ring of sealing gland plate 516.
A kind of application method applied to the air seal set based on supercharger speed on turbocharger performance testing stand, packet
Include following steps：
1）After air compressor machine is opened, cold blowing is first carried out, exhaust gas in pipeline is removed, and open the first electric butterfly valve, to depositing gas
Tank is pressurized, and setting initial value is pressurized to, and opens lubricating system, and Lubricating Oil is pressed onto up to computer settings original oil pressure, beats
Combustion system igniting is opened, hot blow experiment is carried out；
2）It is bent according to supercharger speed-lubricating oil oil pressure relationship when COMPUTER DETECTION to turbo charger speed increases
Line, it is corresponding to increase lubricating oil oil pressure, while ring-shaped air chamber air pressure is increased according to output lubricating oil oil pressure so that turbocharger turns
The above two in speed, lubricating oil oil pressure and ring-shaped air chamber air pressure keep positive correlation, both rear to be in dynamic balance state；
3）When after the test, first closing combustion system, air compressor machine is turned off, it is electronic finally to close second for lubricating system
Butterfly valve, the first electric butterfly valve close power supply.
The sealing system of the present invention is mainly drained by air compressor machine fraction, and the first electric butterfly valve is connected in branch,
First check valve deposits gas tank, and the second electric butterfly valve finally connects ring-shaped air chamber, and deposits gas tank and can be formed and possess certain pressure
Gas tank, the air source as ring-shaped air chamber.And the air pressure of ring-shaped air chamber by deposit gas tank adjust, while deposit the air pressure size in gas tank by
The opening and closing of the first electric butterfly valve of computer long-distance control determines.When the air pressure for depositing gas tank is equal to setting pressure, computer control
The closing of the first electric butterfly valve is made, no longer to depositing gas tank pressurization；When depositing gas tank air pressure and declining certain threshold value, computer opens the again
One electric butterfly valve, to depositing gas tank pressurization.Whole process is by collaborative computer remote control.
The foregoing is merely presently preferred embodiments of the present invention, for the ordinary skill in the art, according to this hair
Bright introduction designs various forms of air seal sets and does not need to performing creative labour, do not depart from the principle of the present invention and
The situation of spirit descends to the mortal world equivalent change, modification, replacement and the modification made according to scope of the present invention patent, should all belong to the present invention
Covering scope.
Claims (7)
1. a kind of being applied to the air seal set based on supercharger speed on turbocharger performance testing stand, which is characterized in that packet
It includes sequentially connected air compressor machine, air compressor machine vent valve, combustion system and is connected with the turbine inlet end of turbocharger
Bellows, between the air compressor machine and air compressor machine vent valve branch road be connected in turn the first electric butterfly valve, the first check valve,
Gas tank and the second electric butterfly valve are deposited, the output end of second electric butterfly valve is through in the compressor of vacuum tube and turbocharger
Ring-shaped air chamber be connected, it is other on the escape pipe of the compressor to be connected to compressor self circular loop, the compressor self-loopa
It is connected with charge air cooler and the second check valve on circuit in turn, the air inlet pipe of air compressor machine is connected to by the output end of second check valve
On, it is provided with air cleaner on the input terminal of air compressor air intake pipe, air compressor machine is provided on the output end of air compressor machine escape pipe
Vent valve；The stomata for connecting vacuum tube and ring-shaped air chamber, the annular are provided on the intermediate of the turbocharger
Gas chamber includes the cavity for being coaxially disposed and being located on rear side of sealing gland plate with the armature spindle of turbocharger, and set is provided in the cavity
The convex character shape sealing shroud that is placed on armature spindle and with the matched sealing plate of sealing shroud, formed between the sealing shroud and sealing plate
Ring-shaped air chamber is simultaneously connected with stomata；Inside from-inner-to-outer on the armature spindle positioned at sealing shroud is equipped with floating axle successively
It holds, thrust housing and thrust bearing, armature spindle are equipped with limit shaft sleeve, the outboard end of armature spindle between sealing plate and sealing gland plate
On be additionally provided with the compressor impeller in turbocharger air compressor air intake duct.
2. the sealing gland dress according to claim 1 applied to based on supercharger speed on turbocharger performance testing stand
It sets, which is characterized in that the combustion system is made of burner and oil supply system, and is provided on the output end of the bellows
One pressure sensor and the first temperature sensor are provided with second pressure sensor, the second temperature on the exhaust pipe of the turbine
Spend sensor and first flowmeter.
3. according to claim 1 or 2 be applied to the sealing gland based on supercharger speed on turbocharger performance testing stand
Device, which is characterized in that described deposit is provided with third pressure sensor in gas tank, positioned at depositing between gas tank and the second electric butterfly valve
It is provided with the 4th pressure sensor；Third temperature sensor is provided in tube body between the charge air cooler and the second check valve,
It is provided with second flowmeter on the input terminal of the air compressor air intake pipe, the 5th is additionally provided on the output end of air compressor air intake pipe
Pressure sensor and the 4th temperature sensor.
4. the sealing gland dress according to claim 3 applied to based on supercharger speed on turbocharger performance testing stand
It sets, which is characterized in that lubricating system is additionally provided in the turbocharger, the oil outlet end of the lubricating system is provided with the 6th
The oil revolving end of pressure sensor, lubricating system is provided with the 5th temperature sensor, is also set in the intermediate of the turbocharger
It is equipped with velocity sensor.
5. the sealing gland dress according to claim 1 applied to based on supercharger speed on turbocharger performance testing stand
Set, which is characterized in that be placed on respectively on the sealing shroud and sealing plate with the matched piston ring of cavity, on the axle sleeve also
It is equipped with and the matched second piston ring of sealing gland plate.
6. a kind of sealing gland dress as claimed in claim 4 applied to based on supercharger speed on turbocharger performance testing stand
The application method set, which is characterized in that include the following steps：
1）After air compressor machine is opened, first carry out cold blowing, remove exhaust gas in pipeline, and open the first electric butterfly valve, to deposit gas tank into
Row supercharging, is pressurized to setting initial value, opens lubricating system, and Lubricating Oil is pressed onto up to computer settings original oil pressure, opens combustion
Burning system is lighted a fire, and hot blow experiment is carried out；
2）It is corresponding to increase lubricating oil oil pressure when COMPUTER DETECTION to turbo charger speed increases, while increasing ring-shaped air chamber
Air pressure so that in turbo charger speed, lubricating oil oil pressure and ring-shaped air chamber air pressure the above two keep positive correlation, rear two
Person is in dynamic balance state；
3）When after the test, first closing combustion system, air compressor machine is turned off, lubricating system finally closes the second electric butterfly valve,
First electric butterfly valve closes power supply.
7. according to claim 6 be applied to the air seal set based on supercharger speed on turbocharger performance testing stand
Application method, which is characterized in that when deposit gas tank air pressure be equal to setting pressure when, computer control the first electric butterfly valve close
It closes, no longer to depositing gas tank pressurization；When depositing the gas tank air pressure certain threshold value of decline, computer opens the first electric butterfly valve again, to depositing
Gas tank pressurizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610821483.0A CN106441908B (en) | 2016-10-26 | 2016-10-26 | Applied to the air seal set and application method based on supercharger speed on turbocharger performance testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610821483.0A CN106441908B (en) | 2016-10-26 | 2016-10-26 | Applied to the air seal set and application method based on supercharger speed on turbocharger performance testing stand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106441908A CN106441908A (en) | 2017-02-22 |
| CN106441908B true CN106441908B (en) | 2018-10-30 |
Family
ID=58168417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610821483.0A Expired - Fee Related CN106441908B (en) | 2016-10-26 | 2016-10-26 | Applied to the air seal set and application method based on supercharger speed on turbocharger performance testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106441908B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5076765A (en) * | 1988-08-03 | 1991-12-31 | Nissan Motor Company, Altd. | Shaft seal arrangement of turbocharger |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2623736B2 (en) * | 1988-08-03 | 1997-06-25 | 日産自動車株式会社 | Turbocharger shaft sealing device |
| US5890881A (en) * | 1996-11-27 | 1999-04-06 | Alliedsignal Inc. | Pressure balanced turbocharger rotating seal |
| CN2522630Y (en) * | 2001-09-14 | 2002-11-27 | 王天奋 | Turbo supercharger lubricating-oil sealing apparatus |
| CN206161324U (en) * | 2016-10-26 | 2017-05-10 | 福州大学 | Be applied to turbo charger performance test bench and go up atmoseal device based on booster rotational speed |
-
2016
- 2016-10-26 CN CN201610821483.0A patent/CN106441908B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5076765A (en) * | 1988-08-03 | 1991-12-31 | Nissan Motor Company, Altd. | Shaft seal arrangement of turbocharger |
Non-Patent Citations (1)
| Title |
|---|
| 基于LabVIEW 的涡轮增压器试验台测控系统的设计;刘小龙等;《福州大学学报( 自然科学版)》;20150630;第43卷(第3期);第365-368页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106441908A (en) | 2017-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204705475U (en) | The performance testing device of exhaust-driven turbo-charger exhaust-gas turbo charger | |
| CN102444465A (en) | System for correcting turbo lag | |
| GB2015644A (en) | Supercharging system for an internal combustion engine | |
| ATE517239T1 (en) | CHARGED COMBUSTION ENGINE | |
| CN110953094B (en) | Fuel evaporation and desorption system of small-displacement turbo-charging vehicle type and control method thereof | |
| CN105115720B (en) | Bi-turbo property test platform with gases at high pressure part flow arrangement | |
| CN104334842B (en) | For avoiding the method and internal combustion engine and the vehicles that catch fire in advance in internal combustion engine | |
| FR2338382A1 (en) | IC engine turbocharger assembly - has jet pump in outlet duct from turbine and supplied from its inlet duct to reduce turbine outlet pressure | |
| CN104797810B (en) | Method for operating a spark ignition internal combustion engine with an exhaust gas turbocharger | |
| CN109339938A (en) | Three condition two-stage consecutive pressurization system and its control method | |
| CN106837528B (en) | Sequential supercharged diesel engine lubrication sealing structure and its control method based on tonifying Qi | |
| CN102818706A (en) | Simulating test method for plateau performance of supercharged engine and device for implementing simulating test method | |
| CN111894882A (en) | Variable-altitude two-stage centrifugal compressor characteristic test system | |
| CN106441908B (en) | Applied to the air seal set and application method based on supercharger speed on turbocharger performance testing stand | |
| CN206161324U (en) | Be applied to turbo charger performance test bench and go up atmoseal device based on booster rotational speed | |
| CN104155114B (en) | Multi-functional combined supercharging pilot system | |
| CN107060989B (en) | Three stage of the three turbocharger sequential turbocharging device and its control method of function are realized with EGR | |
| CN206487553U (en) | Turbocharger of motor oil return pipe | |
| CN207516035U (en) | A kind of natural gas engine gas handling system performance sealing test bushing | |
| CN102678272A (en) | Regulating device for air intake and discharge flow of supercharger | |
| CN110043358A (en) | The engine turbine pressure charging system and boosting method of additional mechanical supercharging | |
| CN211900774U (en) | Supercharger device with built-in waste gas bypass system | |
| CN208487064U (en) | A kind of turbocharger muffler | |
| CN209115196U (en) | A kind of exhaust gas compensation device of the Studying about Turbocharger of Engine device | |
| CN204027830U (en) | Multi-functional combined supercharging pilot system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20211026 |