CN220522666U - Composite turbocharging system for internal combustion engine and motor vehicle - Google Patents
Composite turbocharging system for internal combustion engine and motor vehicle Download PDFInfo
- Publication number
- CN220522666U CN220522666U CN202321969531.2U CN202321969531U CN220522666U CN 220522666 U CN220522666 U CN 220522666U CN 202321969531 U CN202321969531 U CN 202321969531U CN 220522666 U CN220522666 U CN 220522666U
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- internal combustion
- turbine
- combustion engine
- generator
- exhaust
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 37
- 239000002131 composite material Substances 0.000 title description 6
- 238000004146 energy storage Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 150000001875 compounds Chemical class 0.000 claims abstract description 7
- 239000003054 catalyst Substances 0.000 claims description 5
- 239000007789 gas Substances 0.000 abstract description 26
- 238000012354 overpressurization Methods 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract description 4
- 239000002912 waste gas Substances 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a compound turbocharging system for an internal combustion engine and a motor vehicle, which comprise the internal combustion engine, a turbine, an electric energy storage and a gas compressor, wherein the exhaust end of the internal combustion engine is connected with the gas inlet of the turbine through an exhaust pipeline, the turbine output shaft of the turbine is in transmission connection with the rotor of a generator, and the generator is connected with the electric energy storage; the air compressor is connected with the air inlet intercooler through an air transmission pipeline, the air inlet intercooler is connected with the internal combustion engine through an air inlet pipeline, the driving end of the air compressor is connected with the driving motor, and the electric power input end of the driving motor is connected with the output end of the electric energy storage. The utility model overcomes the defects of the prior art, and the exhaust gas discharged by the internal combustion engine is output to the turbine, so that the turbine of the turbine can be driven to rotate, the rotor of the generator can be driven to rotate, and then the generator can be driven to generate electricity, thereby further improving the utilization rate of the exhaust gas, avoiding the condition of over-pressurization or waste of waste gas bypass, and improving the efficiency of the engine.
Description
Technical Field
The utility model relates to an internal combustion engine, in particular to a turbocharging technology, and particularly relates to a compound turbocharging system for the internal combustion engine and a motor vehicle.
Background
The turbocharger is arranged on the exhaust side of the engine, the turbine is driven to work by the exhaust gas of the engine, the compressor coaxially connected with the turbine shaft synchronously works, and fresh air is compressed, so that the air quantity supplied into the cylinder body of the engine is increased, and the performance of the engine is improved.
However, such turbocharger turbines and compressors are not decoupled, and therefore turbocharger wastegate valves are often provided to prevent problems such as over-pressurization, with excess exhaust gas being present at high engine speed or high engine load conditions and being bypassed out through the bypass valve. Therefore, the energy in the surplus exhaust gas cannot be fully utilized, making it difficult to further improve the efficiency of the internal combustion engine.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a compound turbocharging system for an internal combustion engine and a motor vehicle, which overcome the defects of the prior art, and fresh air can be input into the internal combustion engine by driving a motor to work a compressor, so that the purpose of supercharging is realized; and exhaust gas discharged by the internal combustion engine is output to the turbine, so that the turbine of the turbine can be driven to rotate to drive the rotor of the generator to rotate, and then the generator can generate electricity, thereby further improving the utilization rate of the exhaust gas, avoiding the condition of over-pressurization or waste of waste gas bypass and improving the efficiency of the engine.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the compound turbocharging system for the internal combustion engine comprises the internal combustion engine, a turbine, an electric energy storage and a gas compressor, wherein the exhaust end of the internal combustion engine is connected with one end of an exhaust pipeline, the other end of the exhaust pipeline is connected with the gas inlet of the turbine, the turbine output shaft of the turbine is in transmission connection with a rotor of a generator, and the electric power output end of the generator is connected with the input end of the electric energy storage;
the gas output end of the gas compressor is connected with the input end of an air inlet intercooler through a gas transmission pipeline, the output end of the air inlet intercooler is connected with one end of the air inlet pipeline, the other end of the air inlet pipeline is connected with the air inlet end of the internal combustion engine, the driving end of the gas compressor is connected with the output shaft of a driving motor, and the electric power input end of the driving motor is connected with the output end of the electric energy storage.
Preferably, the turbine exhaust end is connected to the inlet end of the exhaust catalyst by a conduit.
Preferably, the motor vehicle further comprises an ECU (electronic control unit) with signal output ends respectively connected with the internal combustion engine, the generator and the driving motor.
The utility model also discloses a motor vehicle with the composite turbocharging system, and the composite turbocharging system is applied.
The utility model provides a compound turbocharging system for an internal combustion engine and a motor vehicle. The beneficial effects are as follows: the compressor is operated by the driving motor, so that fresh air can be input into the air inlet intercooler through the air transmission pipeline for air cooling and then is input into the internal combustion engine through the air inlet pipeline, and the purpose of supercharging is achieved; in the running process of the internal combustion engine, exhaust gas is output to the turbine through the exhaust pipeline, so that the turbine of the turbine can be driven to rotate, the rotor of the generator is driven to rotate through the action of the transmission connection of the turbine output shaft and the rotor of the generator, the generator can be driven to generate electricity, and electric energy is output to the electric energy storage for storage, thereby further improving the utilization rate of the exhaust gas, avoiding the condition of over-pressurization or waste of waste gas bypass and improving the efficiency of the engine.
Drawings
In order to more clearly illustrate the utility model or the technical solutions in the prior art, the drawings used in the description of the prior art will be briefly described below.
FIG. 1 is a schematic diagram of the structure of the present utility model;
the reference numerals in the figures illustrate:
1. an internal combustion engine; 2. a turbine; 3. an electric energy storage; 4. a compressor; 5. an exhaust line; 6. a generator; 7. a gas transmission pipeline; 8. an intake charge air intercooler; 9. an air intake line; 10. an ECU controller; 11. an exhaust catalyst; 12. and driving the motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings.
In a first embodiment, as shown in fig. 1, a composite turbocharging system for an internal combustion engine includes an internal combustion engine 1, a turbine 2, an electric energy storage 3 and a compressor 4, wherein an exhaust end of the internal combustion engine 1 is connected with one end of an exhaust pipeline 5, the other end of the exhaust pipeline 5 is connected with an air inlet of the turbine 2, a turbine output shaft of the turbine 2 is in transmission connection with a rotor of a generator 6, and an electric power output end of the generator 6 is connected with an input end of the electric energy storage 3;
the gas output end of the gas compressor 4 is connected with the input end of an air inlet intercooler 8 through a gas transmission pipeline 7, the output end of the air inlet intercooler 8 is connected with one end of an air inlet pipeline 9, the other end of the air inlet pipeline 9 is connected with the air inlet end of the internal combustion engine 1, the driving end of the gas compressor 4 is connected with the output shaft of a driving motor 12, and the electric power input end of the driving motor 12 is connected with the output end of the electric energy storage 3.
In the present embodiment, the ECU controller 10 is further included, and signal output terminals of the ECU controller 10 are respectively signal-connected with the internal combustion engine 1, the generator 6, and the drive motor 12.
Working principle:
when the supercharging is required, the ECU controller 10 controls the driving motor 12 to operate so as to work the air compressor 4, fresh air is input into the air inlet intercooler 8 through the air conveying pipeline 7 through the air compressor 4 for air cooling, and then is input into the internal combustion engine 1 through the air inlet pipeline 9, so that the supercharging purpose is realized; in the running process of the internal combustion engine 1, exhaust gas is output to the air inlet of the turbine 2 through the exhaust pipeline 5, so that the turbine of the turbine 2 can be driven to rotate, then the rotor of the generator 6 is driven to rotate through the action of the transmission connection of the turbine output shaft and the rotor of the generator 6, then the generator 6 can generate electricity, and electric energy is output to the electric energy storage 3 for storage, thereby further improving the utilization rate of the exhaust gas, avoiding the condition of over-pressurization or waste of waste gas bypass and improving the efficiency of the engine.
In the second embodiment, as a further preferable mode of the first embodiment, the exhaust end of the turbine 2 is connected to the inlet end of the exhaust catalyst 11 through a pipe. The exhaust catalyst can further catalyze the exhausted exhaust gas to ensure the emission standard of the exhaust gas.
In a third embodiment, the utility model also discloses a motor vehicle, which comprises an internal combustion engine, wherein the internal combustion engine comprises the composite turbocharging system.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (2)
1. A compound turbocharger system for an internal combustion engine, characterized by: the electric energy storage device comprises an internal combustion engine (1), a turbine (2), an electric energy storage device (3) and a gas compressor (4), wherein the exhaust end of the internal combustion engine (1) is connected with one end of an exhaust pipeline (5), the other end of the exhaust pipeline (5) is connected with the gas inlet of the turbine (2), the turbine output shaft of the turbine (2) is in transmission connection with the rotor of a generator (6), and the electric power output end of the generator (6) is connected with the input end of the electric energy storage device (3);
the gas output end of the gas compressor (4) is connected with the input end of an air inlet intercooler (8) through a gas transmission pipeline (7), the output end of the air inlet intercooler (8) is connected with one end of an air inlet pipeline (9), the other end of the air inlet pipeline (9) is connected with the air inlet end of the internal combustion engine (1), the driving end of the gas compressor (4) is connected with the output shaft of a driving motor (12), and the electric power input end of the driving motor (12) is connected with the output end of the electric energy storage (3);
the exhaust end of the turbine (2) is connected with the inlet end of an exhaust catalyst (11) through a pipeline;
the engine control device further comprises an ECU (10), and the signal output end of the ECU (10) is respectively connected with the internal combustion engine (1), the generator (6) and the driving motor (12) in a signal mode.
2. A motor vehicle, characterized in that: comprising an internal combustion engine with the use of a compound turbocharger system according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321969531.2U CN220522666U (en) | 2023-07-25 | 2023-07-25 | Composite turbocharging system for internal combustion engine and motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321969531.2U CN220522666U (en) | 2023-07-25 | 2023-07-25 | Composite turbocharging system for internal combustion engine and motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220522666U true CN220522666U (en) | 2024-02-23 |
Family
ID=89937713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321969531.2U Active CN220522666U (en) | 2023-07-25 | 2023-07-25 | Composite turbocharging system for internal combustion engine and motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220522666U (en) |
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2023
- 2023-07-25 CN CN202321969531.2U patent/CN220522666U/en active Active
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