CN211874604U - Turbocharger driving device and test bed - Google Patents
Turbocharger driving device and test bed Download PDFInfo
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- CN211874604U CN211874604U CN201922500311.5U CN201922500311U CN211874604U CN 211874604 U CN211874604 U CN 211874604U CN 201922500311 U CN201922500311 U CN 201922500311U CN 211874604 U CN211874604 U CN 211874604U
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Abstract
The embodiment of the utility model provides a turbocharger driving device and a test bed, which relate to the technical field of turbochargers and aim to solve the problem of low air supply regulation range of the driving device; the turbocharger driving device provided by the embodiment of the utility model comprises an air inlet pipeline, an exhaust pipeline and a plurality of combustion chambers; the plurality of combustion chambers are arranged in parallel. The utility model discloses turbocharger drive device, owing to have a plurality of combustors that set up side by side, consequently, the quantity of the produced high velocity air flow of equipment is adjusted to the quantity of the combustor of accessible adjustment participation work and the air input of air intake pipe way, consequently, can realize the purpose of adjusting on a large scale.
Description
Technical Field
The utility model relates to a turbo charger technical field especially relates to a turbo charger drive device and test bench.
Background
Turbochargers may increase engine efficiency and may help reduce engine fuel consumption and pollutant emissions. Since different internal combustion engines need to be equipped with different turbochargers, a large number of test tests need to be performed on the turbochargers in order to maximize the efficiency of the internal combustion engine.
The turbocharger is driven by external air flow to operate, and then the air inflow of the internal combustion engine is improved; the flow of the external air flow needs to be adjusted continuously during the test process to complete the test.
However, there is no suitable device in the prior art to drive the turbocharger to operate, and the device also needs to have the characteristic of wide-range flow regulation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a possess flow control's on a large scale turbocharger drive device and test bench.
In one aspect, an embodiment of the present invention provides a turbocharger driving apparatus, including an intake duct, an exhaust duct, and a plurality of combustion chambers;
a plurality of the combustion chambers are arranged in parallel;
the air inlet pipeline comprises a main air inlet pipeline and a branch air inlet pipeline which is butted with the main air inlet pipeline;
the exhaust pipeline comprises a main exhaust pipeline and a branch exhaust pipeline butted with the main exhaust pipeline;
the number of the combustion chambers is the same as that of the branch air inlet pipelines and the branch exhaust pipelines, the air inlets of the combustion chambers are respectively in one-to-one butt joint with the branch air inlet pipelines, and the exhaust outlets of the combustion chambers are respectively in one-to-one butt joint with the branch exhaust pipelines.
As an example, the turbocharger drive apparatus further includes a plurality of valve bodies;
the valve body is arranged between each combustion chamber and the branch air inlet pipeline which are in butt joint.
As an example, the intake line has three of the branch intake lines;
the main air inlet pipeline is in butt joint with the three branch air inlet pipelines through a four-way joint.
By way of example, the cross-piece is configured in a cross-shape.
As an example, the turbocharger drive apparatus further includes an orifice plate;
the orifice plate is mounted in the branch intake conduit opposite the primary intake conduit.
As an example, the exhaust line has three of the branch exhaust lines;
the main exhaust pipeline is in butt joint with the three branch exhaust pipelines through a four-way joint.
As an example, the combustion chamber is a single tube combustion chamber.
As an example, the combustion chamber comprises: the combustion chamber comprises a combustion chamber shell, a flame tube, an ignition device, a fuel nozzle and a swirler, wherein the flame tube, the ignition device, the fuel nozzle and the swirler are arranged in the combustion chamber shell;
the combustion chamber housing is configured as a through tubular structure, the intake port is located at one end of the combustion chamber housing, and the exhaust port is located at the other end of the combustion chamber housing.
As an example, the turbocharger drive apparatus further includes a regulator valve;
the regulating valve is mounted on the primary air inlet pipeline and used for regulating the air inlet flow of the primary air inlet pipeline.
On the other hand, the embodiment of the utility model provides a still provides a test bench, including above-mentioned arbitrary one turbocharger drive arrangement.
The embodiment of the utility model provides a beneficial effect lies in:
the utility model discloses turbocharger drive device, owing to have a plurality of combustors that set up side by side, consequently, the quantity of the produced high velocity air flow of equipment is adjusted to the quantity of the combustor of accessible adjustment participation work and the air input of air intake pipe way, consequently, can realize the purpose of adjusting on a large scale.
Drawings
Fig. 1 is a schematic structural view of a turbocharger drive apparatus according to a first embodiment of the present invention;
fig. 2 is a schematic structural view of a turbocharger drive apparatus according to a second embodiment of the present invention;
fig. 3 is a schematic structural view of the orifice plate of fig. 2.
Reference numerals:
10-a combustion chamber; 101-a combustion chamber housing; 102-a flame tube; 103-an ignition device; 104-a fuel nozzle; 105-a swirler; 11-a primary air intake line; 12-branch air inlet pipeline; 13-primary exhaust line; 14-branch exhaust pipeline; 15-a valve body; 16-four-way; 17-a perforated plate; 171-orifice; 172-attachment holes; 18-regulating valve.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description is made with reference to the accompanying drawings.
In one aspect, embodiments of the present invention provide a turbocharger driving apparatus for driving a turbocharger to operate by generated airflow. The turbocharger driving device provided by the embodiment of the utility model comprises an air inlet pipeline, an exhaust pipeline and a plurality of combustion chambers which are arranged in parallel; the air inlet pipeline is used for providing air required by combustion for the combustion chamber, and the air outlet pipeline is used for leading airflow generated in the combustion chamber to the turbocharger so as to drive the turbocharger to operate.
As shown in fig. 1 and 2, the combustion chamber 10 includes: a combustion chamber housing 101, a flame tube 102 mounted in the combustion chamber housing 101, an ignition device 103, a fuel nozzle 104, and a swirler 105; the combustion chamber case 101 is configured as a through cylindrical structure, with an intake port of the combustion chamber 10 located at one end (upper end in the drawing) of the combustion chamber case 101, and an exhaust port of the combustion chamber 10 located at the other end (lower end in the drawing) of the combustion chamber case 101. The fuel may be natural gas, gasoline, etc.
Air enters the combustion chamber shell 101 from the air inlet, fuel sprayed from the nozzle passes through the swirler and is combusted with the entering air in the flame tube 102 of the combustion chamber 10 to generate high-temperature and high-pressure air flow, and the air flow is sprayed from the air outlet.
With reference to fig. 1 and fig. 2, in the embodiment provided by the present invention, the air intake pipeline includes a primary air intake pipeline 11 and a secondary air intake pipeline 12, and the exhaust pipeline includes a primary exhaust pipeline 13 and a secondary exhaust pipeline 14; the number of the combustion chambers 10, the number of the branch intake pipelines 12 and the number of the branch exhaust pipelines 14 are the same, the intake ports of each combustion chamber 10 are respectively in one-to-one butt joint with the branch intake pipelines 12, and the exhaust ports of each combustion chamber 10 are respectively in one-to-one butt joint with the branch exhaust pipelines 14.
After entering the primary intake pipe 11, the air flows to each branch intake pipe 12 to supply air to each combustion chamber 10, and the air is mixed with fuel entering the combustion chamber 10 and ignited to generate high-speed airflow to drive the turbocharger to operate.
If the intake air amount of one combustion chamber 10 is changed independently, the flow rate of the high-speed airflow generated by the combustion chamber 10 is changed correspondingly, but in order to ensure the working stability of the combustion chamber 10, the adjustment range of the intake air amount of the single combustion chamber 10 is limited to a certain extent. The utility model discloses turbocharger drive device, owing to have a plurality of combustors 10 that set up side by side, consequently, the accessible adjustment participates in the produced high-speed air current's of equipment volume is come to the air input of the quantity of the combustor 10 of work and air intake pipe, consequently, can realize the purpose of adjusting on a large scale.
Specifically, as shown in fig. 1, in order to realize more accurate adjustment, in the first embodiment of the present invention, the turbocharger driving apparatus includes a plurality of valve bodies 15, and a valve body 15 is disposed between each of the combustion chambers 10 and the branch intake pipe 12.
That is, each combustion chamber 10 is provided with a valve body 15 for adjusting the amount of intake air thereof.
Wherein the valve body 15 may be mounted between the branch intake conduit 12 and the combustion chamber 10, or alternatively, the valve body 15 is mounted in the branch intake conduit 12.
In the embodiment provided by the present invention, the valve body 15 is installed between the branch intake pipe 12 and the combustion chamber 10. The branch intake pipe 12, the valve body 15, and the combustion chamber 10 are connected to each other by flanges (not shown), and the branch exhaust pipe 14, the valve body 15, and the combustion chamber 10 are connected to each other by flanges. This kind of connected mode not only can reduce the complex degree during the assembly, can also effectively promote the stability of connecting.
Specifically, as shown in fig. 1, in the embodiment provided by the present invention, the intake pipeline has three branch intake pipelines 12; the primary inlet line 11 is interfaced with three branch inlet lines 12 by a four-way junction 16. Correspondingly, three combustion chambers 10 and three branch exhaust pipelines 14 are respectively arranged; the primary exhaust line 13 is interfaced with three secondary exhaust lines 14 via a four-way junction 16. Of course, in order to reduce the use cost of the constituent components and improve the assembly efficiency, the four-way 16 connecting the primary air intake pipe 11 and the secondary air intake pipe 12 in the embodiment provided by the present invention is the same as the four-way 16 connecting the primary exhaust pipe 13 and the secondary exhaust pipe 14; i.e. the two cross-ways 16 can be replaced by each other.
In the embodiment provided by the present invention, as shown in fig. 1, the cross 16 is configured as a cross. Of course, in other embodiments, the shape configuration of the cross 16 is not limited to being a cross. In addition, when the number of the branch intake pipes 12 (the combustion chambers 10 and the branch exhaust pipes 14) is two, four, or more, other shape-configured connecting members may be used. For example, when the number of the branch intake pipes 12 (the combustion chambers 10 and the branch exhaust pipes 14) is two, a three-way valve may be employed.
Wherein, valve body 15 can adopt the solenoid valve or adopt the manual valve body 15 of opening and close, the embodiment of the utility model provides a do not specifically limit to this.
As shown in fig. 1, the following manner can be referred to when adjusting the exhaust gas amount of the turbocharger drive apparatus provided in the present embodiment.
When the required amount of exhaust gas is small, only one valve body 15 may be opened to allow one combustion chamber 10 to participate in the operation.
For example, only the left, right, or middle valve body 15 may be opened.
When the required amount of exhaust gas is large, the two valve bodies 15 can be opened to allow the two combustion chambers 10 to participate in the operation.
For example, the left and right valve bodies 15, or the left and middle valve bodies 15 may be opened.
When the required amount of exhaust gas is larger, all of the three valve bodies 15 can be opened to allow the three combustion chambers 10 to participate in the operation.
Further, the amount of exhaust gas from the combustion chamber 10 can be adjusted by controlling the opening/closing size of one of the valve elements 15 and the size of fuel supply in the combustion chamber 10.
In a specific application, a person skilled in the art may perform adaptive adjustment according to actual requirements, and details are not described in this embodiment.
In addition, as shown in fig. 2, in a second embodiment provided by the present invention, the turbocharger drive apparatus further includes an orifice plate 17; an orifice plate 17 is mounted in the branch inlet conduit 12 opposite the primary inlet conduit 11. As shown in fig. 3, the orifice plate 17 has an orifice hole 171 and a connection hole 172; the orifice 171 is used to produce a throttling effect on the gas flow passing therethrough; the connection hole 172 is adapted to be installed in the intake pipe by means of a connection member (e.g., a bolt, a pin, etc.).
In particular, the intake circuit has three branch intake circuits 12; the primary inlet line 11 is interfaced with three branch inlet lines 12 by a four-way junction 16. Correspondingly, three combustion chambers 10 and three branch exhaust pipelines 14 are respectively arranged; the primary exhaust line 13 is interfaced with three secondary exhaust lines 14 via a four-way junction 16. Of course, in order to reduce the use cost of the constituent components and improve the assembly efficiency, the four-way 16 connecting the primary air intake pipe 11 and the secondary air intake pipe 12 in the embodiment provided by the present invention is the same as the four-way 16 connecting the primary exhaust pipe 13 and the secondary exhaust pipe 14; i.e. the two cross-ways 16 can be replaced by each other.
In the present embodiment, an orifice plate 17 is installed in the branch intake pipe 12 opposite to the primary intake pipe 11 to generate a throttling effect, so that the airflow of the primary intake pipe 11 can be effectively dispersed into the three branch intake pipes 12; meanwhile, the purpose of dispersing the air into the three branch air inlet pipelines 12 with the same air quantity can be achieved by adjusting the aperture size in the aperture plate 17.
In addition, in order to adjust the exhaust gas amount of the entire turbocharger drive apparatus, in the present embodiment, a regulator valve 18 is further provided.
A regulator valve 18 is mounted to the primary air intake pipe 11 for regulating the intake air flow rate of the primary air intake pipe 11.
The amount of air entering each combustion chamber 10 can be controlled by adjusting the amount of air entering the primary air intake conduit 11 by means of the regulating valve 18; meanwhile, in order to ensure the normal operation of the combustion chamber 10, the fuel supply amount may be adjusted in combination.
In addition, in order to realize finer adjustment, the intake pipe of the present embodiment may be further provided with the valve body 15 in the first embodiment described above.
Of course, in other embodiments, the number of secondary intake conduits 12 (combustion chambers 10 and secondary exhaust conduits 14) is not limited to three, and thus is not limited to the use of the four-way junction 16.
For example, when the number of the branch intake pipes 12 (the combustion chambers 10 and the branch exhaust pipes 14) is two, a three-way valve may be used, and in this case, it is considered that the orifice plate 17 is not provided.
For example, when the number of the branch intake pipes 12 (the combustion chambers 10 and the branch exhaust pipes 14) is four, an orifice plate 17 may be provided in at least one of the branch intake pipes 12. Of course, those skilled in the art can adjust the number of the orifice plates 17 and the specific arrangement in which branch intake pipe 12 according to actual requirements, which will not be described in detail in this embodiment.
In a second aspect, the embodiment of the present invention further provides a test bench for testing the performance of a turbocharger; which includes the turbocharger drive apparatus in any of the embodiments described above.
The test bed can be used for testing the rotating speed, the service life and the like of the turbocharger under different air inflow (exhaust amount of the turbocharger driving device) working conditions.
Those skilled in the art can adjust the test bed according to different test requirements.
For example, the test stand may include a temperature sensor or the like when it is desired to test the temperature change of the turbocharger.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A turbocharger drive apparatus, characterized by comprising an intake line, an exhaust line, and a plurality of combustion chambers;
a plurality of the combustion chambers are arranged in parallel;
the air inlet pipeline comprises a main air inlet pipeline and a branch air inlet pipeline which is butted with the main air inlet pipeline;
the exhaust pipeline comprises a main exhaust pipeline and a branch exhaust pipeline butted with the main exhaust pipeline;
the number of the combustion chambers is the same as that of the branch air inlet pipelines and the branch exhaust pipelines, the air inlets of the combustion chambers are respectively in one-to-one butt joint with the branch air inlet pipelines, and the exhaust outlets of the combustion chambers are respectively in one-to-one butt joint with the branch exhaust pipelines.
2. The turbocharger drive apparatus according to claim 1, further comprising a plurality of valve bodies;
the valve body is arranged between each combustion chamber and the branch air inlet pipeline which are in butt joint.
3. The turbocharger drive apparatus according to claim 1, wherein the intake conduit has three of the branch intake conduits;
the main air inlet pipeline is in butt joint with the three branch air inlet pipelines through a four-way joint.
4. The turbocharger drive apparatus according to claim 3, characterized in that the four-way joint is configured in a cross shape.
5. The turbocharger drive apparatus according to claim 4, further comprising an orifice plate;
the orifice plate is mounted in the branch intake conduit opposite the primary intake conduit.
6. The turbocharger drive apparatus according to claim 1, wherein the exhaust line has three of the branch exhaust lines;
the main exhaust pipeline is in butt joint with the three branch exhaust pipelines through a four-way joint.
7. The turbocharger driving apparatus according to claim 1, wherein the combustion chamber is a single-tube combustion chamber.
8. The turbocharger driving apparatus according to claim 7, wherein the combustion chamber includes: the combustion chamber comprises a combustion chamber shell, a flame tube, an ignition device, a fuel nozzle and a swirler, wherein the flame tube, the ignition device, the fuel nozzle and the swirler are arranged in the combustion chamber shell;
the combustion chamber housing is configured as a through tubular structure, the intake port is located at one end of the combustion chamber housing, and the exhaust port is located at the other end of the combustion chamber housing.
9. The turbocharger drive apparatus according to claim 1, further comprising a regulator valve;
the regulating valve is mounted on the primary air inlet pipeline and used for regulating the air inlet flow of the primary air inlet pipeline.
10. A test stand characterized by comprising a turbocharger drive apparatus according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922500311.5U CN211874604U (en) | 2019-12-31 | 2019-12-31 | Turbocharger driving device and test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922500311.5U CN211874604U (en) | 2019-12-31 | 2019-12-31 | Turbocharger driving device and test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211874604U true CN211874604U (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922500311.5U Active CN211874604U (en) | 2019-12-31 | 2019-12-31 | Turbocharger driving device and test bed |
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|---|---|
| CN (1) | CN211874604U (en) |
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2019
- 2019-12-31 CN CN201922500311.5U patent/CN211874604U/en active Active
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