CN213902871U - Performance testing device for air inlet system of double-turbine supercharged engine - Google Patents
Performance testing device for air inlet system of double-turbine supercharged engine Download PDFInfo
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- CN213902871U CN213902871U CN202023292677.7U CN202023292677U CN213902871U CN 213902871 U CN213902871 U CN 213902871U CN 202023292677 U CN202023292677 U CN 202023292677U CN 213902871 U CN213902871 U CN 213902871U
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- 238000012360 testing method Methods 0.000 title claims abstract description 60
- 238000005259 measurement Methods 0.000 claims abstract description 4
- 238000013461 design Methods 0.000 abstract description 5
- 238000004088 simulation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 239000000428 dust Substances 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000011101 absolute filtration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
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Abstract
The utility model relates to a two turbocharged engine air intake system capability test device for two turbocharged engine air intake system capability test, include the air inlet pipeline unit who is connected with the inlet end of being surveyed air intake system, first gas outlet pipeline unit and the second gas outlet pipeline unit that is connected with the end of giving vent to anger of being surveyed air intake system, air inlet pipeline unit is used for letting in the air, first gas outlet pipeline unit and second gas outlet pipeline unit are used for the exhaust air, first gas outlet pipeline unit and second gas outlet pipeline unit all set up manometer, absolutely strain subassembly, flow meter, flow controller and flow fan. The device can realize the simultaneous measurement of the system pressure values of the double air inlet pipelines, better fits the performance of an actual condition reflection system, provides more real simulation test, and more accurately provides reliable data support for actual design.
Description
Technical Field
The utility model relates to a testing arrangement, concretely relates to two turbocharged engine air intake system capability test device.
Background
The double-turbocharging technology can improve the 'hysteresis' of turbocharging while improving the dynamic property of the engine. In the process of rapid development of the automobile industry, more and more automobile host factories select the double-turbine supercharging technology on the models with high-power requirements. The air inlet system with double air outlets is produced accordingly.
However, the design of the air filter test bench at present mainly aims at the air inlet system with a single air outlet, and the test performance of the air inlet system of the double-turbine supercharged engine cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above-mentioned problem and providing a test device of two turbocharged engine air intake system performance of evaluation, this device can realize appraising double-pipe air intake system's performance, and through two air intake pipe of simultaneous test pressure under rated flow appraise air intake system's static pressure value and loss of pressure to carry out air intake system's the test of adding ash under this device, more can obtain the ageing situation of laminating actual situation.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a two turbocharged engine air intake system capability test device for two turbocharged engine air intake system capability test, includes the air inlet pipeline unit who is connected with the inlet end of being surveyed air intake system, and first gas outlet pipeline unit and the second gas outlet pipeline unit that is connected with the end of giving vent to anger of being surveyed air intake system, air inlet pipeline unit is used for letting in air, first gas outlet pipeline unit and second gas outlet pipeline unit are used for the exhaust air, first gas outlet pipeline unit and second gas outlet pipeline unit all set up manometer, absolutely strain subassembly, flow meter, flow controller and flow fan.
Further, the first gas outlet pipeline unit comprises a first system gas outlet pressure measuring pipe, and a first pressure gauge, a first absolute filter assembly, a first flow meter and a first flow controller are sequentially arranged on the first system gas outlet pressure measuring pipe along the gas outlet direction.
Furthermore, the first flow controller is connected with a first air outlet pipe, and a first flow fan is arranged on the first air outlet pipe.
Furthermore, the second gas outlet pipeline unit comprises a second system gas outlet pressure measuring pipe, and a second pressure gauge, a second absolute filter assembly, a second flow meter and a second flow controller are sequentially arranged on the second system gas outlet pressure measuring pipe along the gas outlet direction.
Furthermore, the second flow controller is connected with a second air outlet pipe, and a second flow fan is arranged on the second air outlet pipe.
Further, the air inlet pipeline unit comprises an air inlet measuring pipe used for introducing air, and a third pressure gauge is arranged on the air inlet measuring pipe.
Furthermore, the flow controller is connected with an automatic control program to automatically adjust the flow of the flow controller.
Further, the absolute filter assembly is a filter device provided with a filter element and used for an ash adding test.
A performance test method for an air inlet system of a double-turbocharged engine adopts the test device for testing, and comprises the following steps:
(1) connecting and mounting the tested object to a testing device;
(2) setting test parameters, inputting a required flow value, and inputting the gram weight of the absolute filter assembly and the area of a filter element to be tested;
(3) starting a device to ensure normal operation of equipment and stable flow reading, and recording the reading of a pressure meter when the flow meter reaches a required value;
(4) according to ISO5011 or the test standard of a host factory, calculating corresponding resistance values of the tested piece according to the pressure values of the air inlet pressure measuring pipe and the air outlet pressure measuring pipe;
(5) and starting the ash adding equipment of the air filter test bed, adjusting ash according to rated flow, starting the ash adding step after the ash adjustment is finished, stopping the ash adding when the pressure rises for a certain value according to requirements, automatically reading the ash adding weight by the system, re-weighing the absolute filter element weight, and calculating the efficiency and the ash containing amount according to the ash adding weight and the absolute filter element weight.
The utility model discloses the device can realize assessing double-pipe air intake system's performance, assesses air intake system's static pressure value and loss of pressure through the pressure of the double-pipe air intake system of simultaneous test under rated flow to carry out air intake system's the test of adding ash under this device, more can obtain the ageing situation of laminating actual situation.
Compared with the prior art, the utility model has the advantages of it is following:
1. the device can realize the simultaneous measurement of the system pressure values of the double air inlet pipelines, better fits the performance of an actual condition reflection system, provides more real simulation test, and more accurately provides reliable data support for actual design.
2. The test device facility is formed by carrying common parts in a laboratory, and the test cost is greatly saved. The operability of the test is also stronger, and the existing air filtering test system can only provide single flow, so that the test limitation is increased.
3. The test method is convenient to operate, can automatically run by inputting set parameters, saves manpower, and can better guide system design through real-time test data output by a test program.
Drawings
Fig. 1 is a schematic structural diagram of the measuring device of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the performance testing device for the air inlet system of the twin-turbo supercharged engine is used for testing a tested air inlet system 3 of the twin-turbo supercharged engine and comprises an air inlet pipeline unit connected with the air inlet end of the tested air inlet system 3, a first air outlet pipeline unit and a second air outlet pipeline unit connected with the air outlet end of the tested air inlet system 3, wherein the air inlet pipeline unit is used for introducing air, the first air outlet pipeline unit and the second air outlet pipeline unit are used for discharging air, and the first air outlet pipeline unit and the second air outlet pipeline unit are respectively provided with a pressure gauge, an absolute filter assembly, a flow meter, a flow controller and a flow fan.
Wherein, first gas outlet pipeline unit includes first system pressure-measuring pipe 5 of giving vent to anger, and first system pressure-measuring pipe 5 of giving vent to anger goes up along the direction of giving vent to anger and sets gradually first manometer 4, first absolute filter subassembly 6, first flow table 7 and first flow controller 8, and first flow controller 8 is connected first outlet duct 9, is equipped with first flow fan 10 on the first outlet duct 9.
The second gas outlet pipeline unit comprises a second system gas outlet pressure measuring pipe 16, a second pressure gauge 17, a second absolute filter assembly 15, a second flow gauge 14 and a second flow controller 13 are sequentially arranged on the second system gas outlet pressure measuring pipe 16 along the gas outlet direction, the second flow controller 13 is connected with a second gas outlet pipe 12, and a second flow fan 11 is arranged on the second gas outlet pipe 12.
The air inlet pipeline unit comprises an air inlet measuring pipe 1 for introducing air, and a third pressure gauge 2 is arranged on the air inlet measuring pipe 1.
The flow controller is connected with an automatic control program, the flow of the flow controller is automatically adjusted, and the absolute filtering component is a filtering device provided with a filter element and used for ash adding test.
The device can realize the performance evaluation of the double-pipeline air inlet system, evaluate the static pressure value and the pressure loss of the air inlet system by simultaneously testing the pressure of the double air inlet pipelines under the rated flow, and carry out the ash adding test of the air inlet system under the device, thereby more obtaining the aging condition of the actual condition of the attachment.
The test method comprises the following steps:
(1) according to the connection of figure 1: the two flow fans are respectively connected with flow controllers C1 and C2 through pipelines, the rear parts of the flow controllers are respectively connected with flow meters Q1 and Q2, and the flow of the flow controllers C1 and C2 is regulated to enable the readings of the flow meters Q1 and Q2 to reach required values. The absolute filtration F1 and the absolute filtration F2 are respectively connected to the rear side of a flow pressure gauge, the air outlet pressure measuring tube of the system is respectively connected with two air outlets of a measured air inlet system, the inlet of the measured air inlet system is connected with the atmosphere through the air inlet pressure measuring tube, the connections need to ensure sealing and no leakage, the flow controller can be automatically controlled through a system program, and each pressure value can be recorded in real time.
(2) Setting test parameters: and inputting required flow Q1 and Q2 values as required, and inputting other related test parameters such as absolute filter element gram weight, measured filter element area and the like.
(3) The test unit was started to ensure normal operation of the equipment, the flow readings were stable, and the readings of P1, P2 and P3 were recorded when Q1 and Q2 reached the desired values.
(4) According to the test standard of ISO5011 or other host factories, the corresponding resistance value of the tested piece can be calculated according to the pressure values of the air inlet pressure measuring pipe and the air outlet pressure measuring pipe.
(5) And starting the ash adding equipment of the air filter test bed, and adjusting ash according to the rated flow. And starting the ash adding step after the ash adjustment is finished. And (4) stopping adding ash when the pressure rises to a certain value according to the requirement of a client, automatically reading the ash adding weight by the system, and re-weighing the absolute filter element weight.
(6) According to ISO5011 or other test standards of host factories, the efficiency and the ash containing amount can be calculated according to the ash adding weight and the absolute filter element weight gain.
The structures of the inlet pressure measuring tube and the outlet pressure measuring tube and the positions of pressure measuring points need to meet the requirements of ISO5011 standards or the test standards of other host factories, and the absolute filter needs to meet the requirements of ISO 5011.
The specific working principle is that the tested air inlet system 3 is connected with all components according to the diagram shown in fig. 1, the values of Q1 and Q2 are set, the flow of the flow controllers C1 and C2 are automatically adjusted by an automatic control program, so that the readings of the flow meters Q1 and Q2 reach the required values, the readings of P1, P2 and P3 are recorded when Q1 and Q2 reach the required values to evaluate the static pressure and pressure loss of the system, if the ash test is carried out, the data of the absolute filters F1 and F2 before and after the test are required to be recorded, the efficiency and the dust holding capacity of the tested system are calculated, the flow is respectively set through double outlets to more closely simulate the running condition of a real vehicle, and reliable data support can be provided for the actual design more accurately.
Example 1
And (5) testing the flow resistance of a certain double-pipeline air inlet system.
Conditions are as follows: test flow rate Q1 ═ 8.0m3/min，Q2＝8.0m3/min，23℃±5℃，(55±15)％RH；
The method comprises the following steps: measuring flow resistance at a conditioned flow rate;
the purpose is as follows: judging whether the flow resistance of the air inlet system meets the requirement of a customer or not according to the limit requirement;
the case composition facility comprises an air inlet and outlet measuring pipe, a measured double-air inlet pipe air inlet system, a pressure gauge, an absolute filter, a flow fan, a connecting pipe, a flow meter, a flow controller and the like in the figure 1;
the method comprises the following steps: testing steps 1-3 according to a scheme;
and (4) conclusion: the method has the advantages of convenient flow regulation, accurate reading, good repeatability, complete result record and storage, good traceability and more accurate fitting with the running condition of the real vehicle.
Example 2
And (3) testing the efficiency and dust holding capacity of the double-pipeline air inlet system of a certain vehicle type.
Conditions are as follows: test flow rate Q1 ═ 8.0m3/min，Q2＝8.0m3/min，23℃±5℃，(55±15)％RH△P＝+20Pa；
The method comprises the following steps: measuring the efficiency and dust holding capacity under the condition flow;
the purpose is as follows: and judging whether the efficiency and the dust holding capacity of the double-pipeline air inlet system meet the requirements of customers or not according to the limited requirements, thereby judging whether the service life of the tested piece meets the requirements or not.
The case composition facility comprises an air inlet and outlet measuring pipe, a measured double-air inlet pipe air inlet system, a pressure gauge, an absolute filter, a flow fan, a connecting pipe, a flow meter, a flow controller and the like in the figure 1;
the method comprises the following steps: test step by protocol (step 4 can be skipped);
and (4) conclusion: the method has the advantages of convenient flow regulation, accurate reading, good repeatability, complete result record and storage, good traceability and more accurate fitting with the running condition of the real vehicle.
The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.
Claims (8)
1. The utility model provides a two turbocharged engine air intake system capability test device for two turbocharged engine air intake system capability test, its characterized in that includes the air inlet pipeline unit who is connected with the inlet end of being surveyed air intake system, and first gas outlet pipeline unit and the second gas outlet pipeline unit that is connected with the end of giving vent to anger of being surveyed air intake system, air inlet pipeline unit is used for letting in air, first gas outlet pipeline unit and second gas outlet pipeline unit are used for the exhaust air, first gas outlet pipeline unit and second gas outlet pipeline unit all set up manometer, absolute filter subassembly, flow meter, flow controller and flow fan.
2. The device for testing the performance of the air inlet system of the twin turbocharged engine according to claim 1, wherein the first air outlet pipeline unit comprises a first system air outlet pressure measuring pipe, and a first pressure gauge, a first absolute filter assembly, a first flow gauge and a first flow controller are sequentially arranged on the first system air outlet pressure measuring pipe along an air outlet direction.
3. The device for testing the performance of the air inlet system of the double-turbocharged engine according to claim 2, wherein the first flow controller is connected to a first air outlet pipe, and a first flow fan is arranged on the first air outlet pipe.
4. The device for testing the performance of the air inlet system of the twin turbocharged engine according to claim 1, wherein the second air outlet pipeline unit comprises a second system air outlet pressure measuring pipe, and a second pressure gauge, a second absolute filter assembly, a second flow meter and a second flow controller are sequentially arranged on the second system air outlet pressure measuring pipe along an air outlet direction.
5. The device for testing the performance of the air intake system of the twin-turbocharged engine according to claim 4, wherein the second flow controller is connected to a second air outlet pipe, and a second flow fan is arranged on the second air outlet pipe.
6. The apparatus for testing the performance of an intake system of a twin turbocharged engine according to claim 1, wherein the intake pipeline unit comprises an intake measurement pipe for introducing air, and a third pressure gauge is provided on the intake measurement pipe.
7. The device for testing the performance of the air intake system of the twin-turbocharged engine according to claim 1, wherein the flow controller is connected to an automatic control program to automatically adjust the flow of the flow controller.
8. The twin turbocharged engine air intake system performance testing apparatus of claim 1, wherein the absolute filter assembly is a filter device provided with a filter element, and is used for an ash test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023292677.7U CN213902871U (en) | 2020-12-30 | 2020-12-30 | Performance testing device for air inlet system of double-turbine supercharged engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023292677.7U CN213902871U (en) | 2020-12-30 | 2020-12-30 | Performance testing device for air inlet system of double-turbine supercharged engine |
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| Publication Number | Publication Date |
|---|---|
| CN213902871U true CN213902871U (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023292677.7U Expired - Fee Related CN213902871U (en) | 2020-12-30 | 2020-12-30 | Performance testing device for air inlet system of double-turbine supercharged engine |
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| Country | Link |
|---|---|
| CN (1) | CN213902871U (en) |
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2020
- 2020-12-30 CN CN202023292677.7U patent/CN213902871U/en not_active Expired - Fee Related
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Granted publication date: 20210806 |