CN109580229A - A kind of consecutive pressurization system syndication platform experimental rig - Google Patents
A kind of consecutive pressurization system syndication platform experimental rig Download PDFInfo
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- CN109580229A CN109580229A CN201811332968.9A CN201811332968A CN109580229A CN 109580229 A CN109580229 A CN 109580229A CN 201811332968 A CN201811332968 A CN 201811332968A CN 109580229 A CN109580229 A CN 109580229A
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- 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
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- 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
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Abstract
The invention discloses a kind of consecutive pressurization system syndication platform experimental rigs.The consecutive pressurization system syndication platform experimental rig includes: basic turbocharger；Controlled turbocharger is connected in parallel by pipeline and basic turbocharger；Burner, first end are connect with basic turbocharger and controlled turbocharger respectively by pipeline, and second end can conductively be connect with the exhaust end of basic turbocharger and controlled turbocharger respectively by pipeline；Exhaust high temperature valve is arranged between one end of burner and the high-pressure gas inlet end of controlled turbocharger；Air inlet high-temperature valve is arranged between the second end of burner and the exhaust end of controlled turbocharger.The consecutive pressurization system syndication platform experimental rig that the embodiment of the present invention provides can examine the Performance And Reliability of two turbochargings and two high-temperature valves simultaneously, and then reduce experimentation cost.
Description
Technical field
The present invention relates to marine diesel experimental rigs, and in particular to a kind of consecutive pressurization system syndication platform test dress
It sets.
Background technique
Marine Diesels pass through the effort of decades, the development advanced by leaps and bounds.By sequential pressurizing, intake and exhaust
The adjustable superchargings technologies such as logical, two-step supercharging are to guarantee marine diesel dynamic property, full load economy, high maneuverability, Operational Zone
The key technology of the wide property of field width and global navigation environment adaptability etc..High-temperature valve is core zero of adjustable supercharging control system
Part, high-temperature valve leakproofness directly affects gas flowing and energy in intake and exhaust pipeline, to influence turbocharger efficiency and bavin
Oil machine performance, therefore it is needed with superhigh temperature leakproofness.In order to guarantee performance of marine diesel engine index, high-temperature valve is in high temperature item
Sealing grade under part must assure that running down does not occur for turbocharger, and energy loss cannot be excessive.Therefore in the mistake of research and development
It needs to test high-temperature valve in journey to examine its performance indicator.
The high-temperature valve that produces both at home and abroad and turbocharger are all made of absolute version and examine its performance indicator respectively, cannot be compared with
Reflect the performance and higher cost of the two simultaneously well.High-temperature valve platform test mostly uses normal pressures test to check its sealing
Property, it cannot reflect the leakproofness under high ambient conditions；There are individual business units to examine height by the way of high temperature furnace both at home and abroad
Warm condition seal performance, but high temperature furnace high temperature form and circulation medium are different from actual airflow pipeline, and high temperature furnace cannot be truly
The state of high-temperature valve on a diesel engine is simulated, the running down that the leakproofness of test can not assess turbocharger influences.
Summary of the invention
A series of concept of reduced forms is introduced in Summary, this will in the detailed description section into
One step is described in detail.Summary of the invention is not meant to attempt to limit technical solution claimed
Key feature and essential features do not mean that the protection scope for attempting to determine technical solution claimed more.
In order at least partly solve the problem above-mentioned, the present invention provides a kind of tests of consecutive pressurization system syndication platform to fill
It sets, comprising:
Basic turbocharger absorbs simultaneously compressed air using high-pressure gas；
Controlled turbocharger is connected in parallel by pipeline and the basic turbocharger, utilizes the high-pressure gas
Absorb simultaneously compressed air；
Burner, first end are increased with the basic turbocharger and the controlled turbine respectively by the pipeline
Depressor connection, for respectively to the basic turbocharger and the controlled turbocharger conveying high-pressure combustion gas, the
It two ends can the conductively exhaust with the basic turbocharger and the controlled turbocharger respectively by the pipeline
End connection, for receiving the compressed air of the basic turbocharger and the controlled turbocharger discharge；
Exhaust high temperature valve, be arranged in the burner first end and the controlled turbocharger high-pressure gas into
Between gas end, for controlling the connected state between the burner and the high-pressure gas inlet end of the controlled turbocharger
State；
Air inlet high-temperature valve, be arranged in the burner second end and the controlled turbocharger exhaust end it
Between, for controlling the connected state between the burner and the exhaust end of the controlled turbocharger；
First leak detection apparatus is arranged, for detecting the gas of the exhaust high temperature valve close to the exhaust high temperature valve
Amount of leakage；
Second leak detection apparatus is arranged, for detecting the gas of the air inlet high-temperature valve close to the air inlet high-temperature valve
Amount of leakage.
The consecutive pressurization system syndication platform experimental rig that the embodiment of the present invention provides as a result, can examine two whirlpools simultaneously
The Performance And Reliability of wheel pressurization and two high-temperature valves, and then experimentation cost is reduced, while high-temperature valve can be simulated in bavin peculiar to vessel
Locating practical intake and exhaust ingredient, pressure oscillation, heating method, flow regime when oil machine operates, avoid in the prior art because
Experimental enviroment is untrue or unreasonable and leads to the false situation of testing result.
In embodiments, comprising: air compressor machine, the air compressor machine are connected by the second end of the pipeline and the burner
It connects, for blasting air into the burner.
Burner can be blasted air by air compressor machine and help to burn as a result,.
In embodiments, comprising: counterbalance valve, the counterbalance valve by the pipeline respectively with the basic turbocharging
Device and the connection of the high-pressure gas outlet side of the controlled turbocharger.
High-pressure gas can be discharged by counterbalance valve as a result,.
In embodiments, the exhaust high temperature valve and the air inlet high-temperature valve are arranged on the pipeline.
In embodiments, the pipeline is metal tube.
Pipeline can be with high temperature resistant and with certain intensity as a result,.
In embodiments, the exhaust end of the basic turbocharger and the exhaust end of the controlled turbocharger
It is connect again with the burner after connection, the exhaust of the exhaust end of the basic turbocharger and the controlled turbocharger
At least one valve body is provided between the connectivity part at end and the burner.
Detailed description of the invention
Following drawings of the invention is incorporated herein as part of the present invention for the purpose of understanding the present invention.Shown in the drawings of this hair
Bright embodiment and its description, principle used to explain the present invention.In the accompanying drawings,
Fig. 1 is the structural schematic diagram for the consecutive pressurization system syndication platform experimental rig that the embodiment of the present invention provides.
Specific embodiment
In the following description, a large amount of concrete details are given so as to provide a more thorough understanding of the present invention.So
And it will be apparent to one skilled in the art that the present invention may not need one or more of these details and be able to
Implement.In other examples, in order to avoid confusion with the present invention, for some technical characteristics well known in the art not into
Row description.
Shown in referring to Fig.1, Fig. 1 is the structural schematic diagram of consecutive pressurization system syndication platform experimental rig.Reality of the invention
It applies example and provides a kind of consecutive pressurization system syndication platform experimental rig, the apparatus may include the adjustings of the first regulating valve 1, second
Valve 2, third regulating valve 3, the 4th regulating valve 4, air compressor machine 5, burner 6, temperature and pressure transmitter 7, counterbalance valve 8, exhaust high temperature
Valve 9, air inlet high-temperature valve 10, the first leakage tester 11, the second leakage tester 12, the first ball valve 13, the second ball valve 14,
Pipeline between controlled turbocharger 15, basic turbocharger 16, and the above-mentioned each components of connection.
Specifically, basic turbocharger 16 can be it is in running order always after diesel engine starting under turbocharging
Device.It is described referring to Fig.1, the booster may include high-temperature high-pressure fuel gas inlet end, high-temperature high-pressure fuel gas outlet side, suction end with
And exhaust end.High-temperature high-pressure fuel gas air inlet pipeline is communicated on high-temperature high-pressure fuel gas inlet end.The high-temperature high-pressure fuel gas air inlet pipe
Road can be metal tube resistant to high temperature.On the pipeline by as far as closely successively can be set third regulating valve 3, burner 6 and
Temperature and pressure transmitter 7, wherein third regulating valve 3 can be used for controlling the flow of gas in high-temperature high-pressure fuel gas air inlet pipeline,
And then control the flow regime of gas.The air that burner 6 is used to will go into it burns with fuel, output of burning
High-temperature high-pressure fuel gas is drained into high-temperature high-pressure fuel gas air inlet pipeline by its exhaust end again.Temperature and pressure transmitter can be located at combustion
Between burner 6 and basic turbocharger 16, for determining the pressure and temperature of the gas in pipeline.Further, third tune
Air compressor machine 5 and the 4th regulating valve 4 are also provided between section valve 3 and burner 6.The air that air compressor machine 5 compresses can lead to
It overregulates valve 4 and enters burner 6, and then provide sky that is enough and meeting preset requirement pressure in the outlet of diesel engine starting
Gas.
In order to which simultaneously to two turbocharger tests, consecutive pressurization system syndication platform experimental rig can also include
Controlled turbocharger 15.Likewise, the controlled turbocharger 15 can be with the structure or model of basic turbocharger 16
It is identical, or the turbocharger of different structure or model can be selected according to actual test requirements document, but the booster can also
To include high-temperature high-pressure fuel gas inlet end, high-temperature high-pressure fuel gas outlet side, suction end and exhaust end.Its high-temperature high-pressure fuel gas into
Gas end can be connected between burner 6 and basic turbocharger 16.Exhaust high temperature valve 9 and the first ball valve 13 can successively be set
It sets between burner 6 and controlled turbocharger 15, and then controls the flow of gas in pipeline between it.Exhaust high temperature valve 9,
Between its first end that the burner 6 is arranged in and the high-pressure gas inlet end of the controlled turbocharger 15, for controlling
Make the connected state between the burner 6 and the high-pressure gas inlet end of the controlled turbocharger 15, wherein burner
6 close to one end of exhaust high temperature valve 9 be first end, away from one end of burner 6 be second end.
Further, the first leakage test device 11 is also provided between exhaust high temperature valve 9 and the first ball valve 13.Its
The leakage rate of exhaust high temperature valve 9 can be measured by way of checking ambient gas content or ingredient, and then detect its high temperature
Leakproofness.High-temperature high-pressure fuel gas outlet side can also be connected to and again with the high-temperature high-pressure fuel gas outlet side of basic turbocharger 16
It is connect by high-temperature high-pressure fuel gas discharge line with counterbalance valve 8, so that for driving the high temperature and pressure of controlled turbocharger 15
Combustion gas can be discharged together with the high-temperature high-pressure fuel gas of basic turbocharger 16, optimize the arrangement of pipeline.Controlled turbocharging
The exhaust end of device 15 can be connected to the exhaust end of basic turbocharger 16, so that having caused by two boosters certain
The air of pressure can be supplied to burner 6 to use simultaneously, to improve the efficiency of combustion of burner 6, and then improve diesel engine
Power output.Preferably, the exhaust end of controlled turbocharger 15 can between the exhaust end of basic turbocharger 16
To be provided with air inlet high-temperature valve 10 and the second ball valve 14, and then it can control the flow of gas in pipeline between two exhaust ends.Together
Sample, the second leakage test device 12 is also provided between air inlet high-temperature valve 10 and the second ball valve 14.It can pass through inspection
The mode for looking into ambient gas content or ingredient measures the leakage rate of air inlet high-temperature valve 10, and then detects the leakproofness of its high temperature.
During actual tests, the air that air compressor machine 5 compresses can enter burner 6 by regulating valve 4.Open exhaust
High-temperature valve 9, air inlet high-temperature valve 10, the first ball valve 13, the second ball valve 14, compressed air directly blow basic turbocharger all the way
16 operatings, another way are blown controlled turbocharger 15 by exhaust high temperature valve 9, the first ball valve 13 and are operated.Compressed air to do work
After can be discharged by counterbalance valve 8；The pressure generated after basic turbocharger 16, the compression of 15 air-breathing of controlled turbocharger is empty
Gas is discharged by the second regulating valve 2, the first regulating valve 1.Basic turbocharger 15, controlled turbocharging are completed using air compressor machine
The blowing test of device 16 can detect the basic function of consecutive pressurization system syndication platform experimental rig, the reliability of guarantee test.
When next stage, the first regulating valve 1, the 4th regulating valve 4 can be closed, disconnects air compressor machine 5 and discharge header channel,
Exhaust high temperature valve 9, air inlet high-temperature valve 10, the first ball valve 13, the second ball valve 14 are opened, burner 6 lights gaseous mixture at this time, is formed
High-temperature high-pressure fuel gas, combustion gas are directly blown basic turbocharger 16 all the way and are operated, and another way passes through exhaust high temperature valve 9, first
Ball valve 13 blows controlled turbocharger 15 and operates, and atmosphere is discharged through counterbalance valve 8 in the combustion gas after acting；Basic turbocharger
16, high pressure air is formed after controlled 15 suck of turbocharger compression, passes through the second regulating valve 2 and third tune respectively
Section valve 3 is rekindled into burner 6, thus circulation in being formed.
In order to which the high temperature air-tightness to exhaust high temperature valve 9, air inlet high-temperature valve 10 detects, pass through in inner cyclic process
ON/OFF exhaust high temperature valve 9, air inlet high-temperature valve 10 realize the access of controlled turbocharger 15/cut out, and then can pass through this
When can examine or check the operating life of high-temperature valve under hot conditions.For example, working as exhaust high temperature valve 9, air inlet high-temperature valve 10, the first ball valve
13, when the second ball valve 14 is all opened, basic turbocharger 16, controlled turbocharger 15 enter working condition, at this time may be used
The performance test for carrying out two turbocharger simultaneously, reduces experimentation cost.When exhaust high temperature valve 9, air inlet high-temperature valve 10, first
When ball valve 13, the second ball valve 14 are all closed, only basic turbocharger 16 enters working condition.Leak-testing platform can be passed through at this time
The leakage rate for detecting exhaust high temperature valve 9 and air inlet high-temperature valve 10, detects its high temperature air-tightness.Exhaust high temperature valve 9 is adjusted simultaneously
Or the positioning screw of air inlet high-temperature valve 10, different leakage rates is obtained, controlled turbocharger 15 under different leakage rates is observed
Running down situation, and then high-temperature valve corresponding exposure standards when obtaining causing turbocharger running down, are then to formulate sequential pressurizing
System high temperature valve seals grade and provides foundation.
In summary content can be seen that the consecutive pressurization system syndication platform experimental rig of the embodiment of the present invention offer
The Performance And Reliability of two turbochargings and two high-temperature valves can be examined simultaneously, and then reduces experimentation cost, while can be with mould
The quasi- high-temperature valve practical intake and exhaust ingredient locating when marine diesel operates, pressure oscillation, heating method, flow regime, keep away
Exempted from the prior art because experimental enviroment is untrue or it is unreasonable due to lead to the false situation of testing result.
The present invention has been explained by the above embodiments, but it is to be understood that, above-described embodiment is only intended to
The purpose of citing and explanation, is not intended to limit the invention to the scope of the described embodiments.Furthermore those skilled in the art
It is understood that the present invention is not limited to the above embodiments, introduction according to the present invention can also be made more kinds of member
Variants and modifications, all fall within the scope of the claimed invention for these variants and modifications.Protection scope of the present invention by
The appended claims and its equivalent scope are defined.
Claims (6)
1. a kind of consecutive pressurization system syndication platform experimental rig characterized by comprising
Basic turbocharger absorbs simultaneously compressed air using high-pressure gas；
Controlled turbocharger is connected in parallel by pipeline and the basic turbocharger, is absorbed using the high-pressure gas
And compressed air；
Burner, first end by the pipeline respectively with the basic turbocharger and the controlled turbocharger
Connection, for respectively to the basic turbocharger and the controlled turbocharger conveying high-pressure combustion gas, second end
Can conductively it be connected respectively with the exhaust end of the basic turbocharger and the controlled turbocharger by the pipeline
It connects, for receiving the compressed air of the basic turbocharger and the controlled turbocharger discharge；
The first end of the burner and the high-pressure gas inlet end of the controlled turbocharger is arranged in exhaust high temperature valve
Between, for controlling the connected state between the burner and the high-pressure gas inlet end of the controlled turbocharger；
Air inlet high-temperature valve, be arranged in the burner second end and the controlled turbocharger the exhaust end it
Between, for controlling the connected state between the burner and the exhaust end of the controlled turbocharger；
First leak detection apparatus is arranged, for detecting the gas leakage of the exhaust high temperature valve close to the exhaust high temperature valve
Amount；
Second leak detection apparatus is arranged, for detecting the gas leakage of the air inlet high-temperature valve close to the air inlet high-temperature valve
Amount.
2. consecutive pressurization system syndication platform experimental rig according to claim 1 characterized by comprising
Air compressor machine, the air compressor machine are connect by the pipeline with the second end of the burner, for into the burner
Blast air.
3. consecutive pressurization system syndication platform experimental rig according to claim 1 characterized by comprising
Counterbalance valve, the counterbalance valve by the pipeline respectively with the basic turbocharger and the controlled turbocharging
The high-pressure gas outlet side of device connects.
4. consecutive pressurization system syndication platform experimental rig according to claim 1, which is characterized in that the exhaust high temperature
Valve and the air inlet high-temperature valve are arranged on the pipeline.
5. consecutive pressurization system syndication platform experimental rig described in any one of -4 according to claim 1, which is characterized in that
The pipeline is metal tube.
6. consecutive pressurization system syndication platform experimental rig according to claim 1, which is characterized in that the basic turbine
It is connect again with the burner after the exhaust end of booster and the connection of the exhaust end of the controlled turbocharger, it is described basic
It is provided between the exhaust end of turbocharger and the connectivity part and the burner of the exhaust end of the controlled turbocharger
At least one valve body.
Priority Applications (1)
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| CN201811332968.9A CN109580229A (en) | 2018-11-09 | 2018-11-09 | A kind of consecutive pressurization system syndication platform experimental rig |
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| CN201811332968.9A CN109580229A (en) | 2018-11-09 | 2018-11-09 | A kind of consecutive pressurization system syndication platform experimental rig |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111120079A (en) * | 2019-12-30 | 2020-05-08 | 中国船舶重工集团公司第七一一研究所 | Valve testing device and method |
| CN112539112A (en) * | 2020-11-27 | 2021-03-23 | 潍柴动力股份有限公司 | Adaptive control method and system for sequential supercharger control valve and vehicle |
| CN112781882A (en) * | 2020-12-21 | 2021-05-11 | 中国船舶重工集团公司第七一一研究所 | Single-cylinder diesel engine test platform |
| US11319906B2 (en) | 2020-10-06 | 2022-05-03 | Ford Global Technologies, Llc | Methods and systems for an exhaust gas recirculation system |
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Application publication date: 20190405 |