CN210652685U - Heat energy recovery system of hybrid power system - Google Patents
Heat energy recovery system of hybrid power system Download PDFInfo
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- CN210652685U CN210652685U CN201921179122.6U CN201921179122U CN210652685U CN 210652685 U CN210652685 U CN 210652685U CN 201921179122 U CN201921179122 U CN 201921179122U CN 210652685 U CN210652685 U CN 210652685U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The utility model discloses a hybrid power system's heat recovery system, including heat recovery motor, engine, thoughtlessly move buncher and power battery, thoughtlessly move buncher respectively with power battery engine and drive wheel are connected, be equipped with waste gas entry, exhaust outlet and electric energy output on the heat recovery motor respectively, waste gas entry with exhaust manifold intercommunication behind the engine, exhaust outlet and automobile exhaust system intercommunication, the electric energy output respectively with thoughtlessly move buncher with power battery connects. The utility model discloses a hybrid power system's heat recovery system, recoverable engine's waste gas energy conversion becomes the electric energy and is used for driving the vehicle, promotes the fuel utilization ratio, multiplicable thoughtlessly moves buncher's drive power.
Description
Technical Field
The utility model relates to a heat recovery system especially relates to a hybrid power system's heat recovery system.
Background
Along with the increasing approach of national emission implementation, the hybrid power assembly of the internal combustion engine with high thermal efficiency and the electric motor is used more and more, the efficiency of the internal combustion engine of the hybrid power assembly is greatly improved compared with that of a common engine at the present stage, most of the internal combustion engines with high combustion efficiency adopt a natural air suction Atkinson working mode, the energy of waste gas is not recycled when the internal combustion engines are operated efficiently, and the fuel utilization rate also has an improved space.
Disclosure of Invention
The utility model relates to a solve not enough among the prior art and accomplish, the utility model aims at providing a hybrid power system's heat recovery system, recoverable engine's waste gas energy conversion becomes the electric energy and is used for driving the vehicle, promotes the fuel utilization ratio, multiplicable drive power who thoughtlessly moves buncher.
The utility model discloses a hybrid power system's heat recovery system, including heat recovery motor, engine, thoughtlessly move buncher and power battery, thoughtlessly move buncher respectively with power battery engine and drive wheel are connected, be equipped with waste gas entry, exhaust outlet and electric energy output on the heat recovery motor respectively, the waste gas entry with exhaust manifold intercommunication behind the engine, exhaust outlet and automobile exhaust system intercommunication, the electric energy output respectively with thoughtlessly move buncher with power battery connects.
The utility model discloses a hybrid power system's heat recovery system can also be:
the heat energy recovery motor comprises a generator and a turbine device, the turbine device comprises a turbine shell and a turbine body, the turbine body is arranged in the turbine shell, the waste gas inlet and the waste gas outlet are respectively arranged on the turbine shell, the turbine body is connected with the generator, and the electric energy output end is arranged on the generator.
The turbine body includes turbine blade and directly links the axle, the turbine blade cover is located directly links epaxially, the generator includes the electricity generation shell and locates input shaft in the electricity generation shell, the input shaft with directly link the coaxial fixed connection of axle.
The turbine shell is fixedly connected with the power generation shell.
The turbine shell comprises a shell body with an opening on one side and an end cover, wherein the end cover is detachably fixed on the opening of the shell body, a sealed turbine chamber is enclosed between the end cover and the shell body, the turbine body is arranged in the turbine chamber, a waste gas inlet and a waste gas outlet are respectively arranged on the shell body, and the waste gas inlet and the waste gas outlet are respectively communicated with the interior of the turbine chamber.
The utility model discloses a hybrid power system's heat recovery system, including heat recovery motor, engine, thoughtlessly move buncher and power battery, thoughtlessly move buncher respectively with power battery engine and drive wheel are connected, be equipped with waste gas entry, exhaust outlet and electric energy output on the heat recovery motor respectively, the waste gas entry with exhaust manifold intercommunication behind the engine, exhaust outlet and automobile exhaust system intercommunication, the electric energy output respectively with thoughtlessly move buncher with power battery connects. Therefore, the heat energy recovery motor is connected behind the exhaust manifold of the engine in series, when the engine runs efficiently, high-temperature and high-pressure waste gas discharged by the exhaust manifold is recovered by the heat energy recovery motor, the heat energy recovery motor can convert the waste gas energy into electric energy to drive a vehicle, the electric energy converted by the heat energy recovery motor can be used for charging a power battery to store the energy, and can also be directly used for supplying power to the hybrid speed regulation motor, so that the utilization efficiency of fuel oil is improved. Specifically, when an HEV (hybrid electric vehicle) or a PHEV (plug-in hybrid electric vehicle) runs in a steady state, the engine drives the hybrid speed regulating motor to charge the power battery, and meanwhile, the heat energy recovery motor also charges the power battery by recovering the energy of waste gas; under the working condition of large-load cooperative output of an HEV or PHEV, the vehicle needs the engine and the hybrid speed regulating motor to simultaneously output torque to drive the vehicle (driving wheels), the energy of the hybrid speed regulating motor not only comes from a power battery, but also can be obtained from a heat recovery battery, so that the design power of the hybrid speed regulating motor can be properly improved; under the condition that the HEV or the PHEV is directly driven and the engine directly drives the vehicle, the heat energy recovery motor recovers the energy of the waste gas to charge the power battery, and the power battery can provide enough energy to drive the vehicle when the engine deviates from a high-efficiency operation range. Compared with the prior art, the utility model discloses a hybrid power system's heat recovery system has following advantage: the waste gas energy of the engine can be recovered and converted into electric energy for driving the vehicle, the fuel utilization rate is improved, and the driving power of the hybrid speed regulating motor can be increased.
Drawings
Fig. 1 is a schematic structural diagram of a heat energy recovery system of a hybrid power system of the present invention.
Fig. 2 is the utility model relates to a hybrid power system's heat recovery system's vehicle steady state operating condition's energy flow direction sketch map.
Fig. 3 is the utility model relates to a hybrid power system's heat recovery system's heavy load is energy flow direction schematic diagram of output operating mode in coordination.
Fig. 4 is the utility model relates to a hybrid power system's heat recovery system's vehicle directly links drive operating mode's energy flow to schematic diagram.
Fig. 5 is a schematic structural diagram of a heat energy recovery motor of a heat energy recovery system of a hybrid power system of the present invention.
Fig. 6 is a schematic structural diagram of a heat energy recovery motor of a heat energy recovery system of a hybrid power system of the present invention.
Fig. 7 is a third schematic structural view of the heat energy recovery motor of the heat energy recovery system of the hybrid power system of the present invention.
Wherein the arrows in fig. 2 to 4 indicate the transfer direction of energy.
Description of the figures
1 … heat energy recovery motor 2 … motor 3 … hybrid speed regulating motor
4 … power battery 5 … drive wheel 6 … generator
7 … turbine device 8 … outer casing body 9 … waste gas inlet
10 … waste gas outlet 11 … turbine blade 12 … direct-connected shaft
13 … Generator case 14 … end cap 15 … exhaust manifold
Detailed Description
The heat energy recovery system of the hybrid power system of the present invention will be further described in detail with reference to fig. 1 to 7.
The utility model discloses a hybrid power system's heat recovery system please refer to fig. 1 to 7, including heat recovery motor 1, engine 2, thoughtlessly move buncher 3 and power battery 4, thoughtlessly move buncher 3 respectively with power battery 4 engine 2 and drive wheel 5 are connected, be equipped with waste gas entry 9, exhaust outlet 10 and electric energy output on the heat recovery motor, waste gas entry 9 with exhaust manifold 15 intercommunication behind the engine 2, exhaust outlet 10 and automobile exhaust system intercommunication, the electric energy output respectively with thoughtlessly move buncher 3 with power battery 4 connects. Like this, establish ties heat recovery motor 1 behind the exhaust manifold 15 of engine 2, when engine 2 high-efficient operation, the high-temperature high-pressure waste gas that exhaust manifold 15 discharged is retrieved by heat recovery motor 1, heat recovery motor 1 can be with the electric energy drive vehicle of waste gas energy conversion, the electric energy that heat recovery motor 1 converted both can be for power battery 4 charges with the energy storage, also can directly give hybrid speed regulating motor 3 power supply, thereby promoted fuel utilization efficiency, simultaneously heat recovery motor 1 retrieves behind the waste gas and discharges after purifying waste gas into exhaust system. Specifically, when an HEV (hybrid electric vehicle) or a PHEV (plug-in hybrid electric vehicle) is in steady-state driving, the engine 2 drives the hybrid speed-regulating motor 3 to charge the power battery 4, and meanwhile, the heat energy recovery motor 1 also charges the power battery 4 by recovering the energy of exhaust gas; under the working condition of large-load cooperative output of an HEV or PHEV, the vehicle needs the engine 2 and the hybrid speed regulating motor 3 to simultaneously output torque to drive the vehicle (driving wheel 5), the energy of the hybrid speed regulating motor 3 not only comes from the power battery 4, but also can obtain energy from a heat recovery battery, so that the design power of the hybrid speed regulating motor 3 can be properly improved; under the direct-connection driving working condition of the HEV or PHEV, when the engine 2 directly drives the vehicle, the heat energy recovery motor 1 recovers the energy of the waste gas to charge the power battery 4, and the power battery 4 can provide enough energy to drive the vehicle when the engine 2 deviates from a high-efficiency operation range. Compared with the prior art, the utility model discloses a hybrid power system's heat recovery system has following advantage: the energy of the waste gas of the engine 2 can be recovered and converted into electric energy for driving the vehicle, the fuel utilization rate is improved, and the driving power of the hybrid speed regulating motor 3 can be increased.
The utility model discloses a hybrid power system's heat recovery system, on the basis of the technical scheme of the preceding description, please refer to fig. 1 to 7, can also be: the heat energy recovery motor 1 comprises a generator 6 and a turbine device 7, the turbine device 7 comprises a turbine shell and a turbine body, the turbine body is arranged in the turbine shell, an exhaust gas inlet 9 and an exhaust gas outlet 10 are respectively arranged on the turbine shell, the turbine body is connected with the generator 6, and an electric energy output end is arranged on the generator. Therefore, high-temperature and high-pressure exhaust gas discharged from the exhaust manifold 15 of the engine 2 enters the turbine housing from the exhaust gas inlet 9 to drive the turbine body to rotate, so as to drive the generator 6 to generate electricity, and then the exhaust gas is discharged from the exhaust gas outlet 10, and the energy generated by the generator 6 can be used for charging the power battery 4 or directly supplying power to the hybrid speed regulating motor 3. Meanwhile, the output end of the generator 6 is the electric energy output end of the heat energy recovery motor 1. On the basis of the technical solution described above, it is further preferable that the turbine body includes a turbine blade 11 and a direct connecting shaft 12, the turbine blade 11 is sleeved on the direct connecting shaft 12, the generator 6 includes a generator housing 13 and an input shaft disposed in the generator housing 13, and the input shaft is coaxially and fixedly connected with the direct connecting shaft 12. In this way, the exhaust gas drives the turbine blades 11, and then is transmitted to the input shaft of the generator 6 through the direct-connection shaft 12, so as to drive the generator 6 to generate electricity, and meanwhile, the generator 6 and the turbine blades 11 adopt a coaxial direct-connection mode, and the structure is simple and compact. On the basis of the above-described technical solution, it is further preferable that the turbine housing is fixedly connected to the power generation housing 13. Like this, simple structure makes whole heat recovery motor 1's size little, and occupation space is little to conveniently arrange. On the basis of the technical solution described above, it is further preferable that the turbine housing includes a housing body 8 and an end cover 14, the end cover 14 is detachably and fixedly covered on the opening of the housing body 8, a sealed turbine chamber is enclosed between the end cover 14 and the housing body 8, the turbine body is disposed in the turbine chamber, the exhaust gas inlet 9 and the exhaust gas outlet 10 are respectively located on the housing body 8, and the exhaust gas inlet 9 and the exhaust gas outlet 10 are respectively communicated with the turbine chamber. Thus, the turbine shell is split, the turbine body can be installed or maintained by opening the end cover 14, and the turbine body can be protected by closing the end cover 14.
The above description is only for the specific embodiments of the present invention, but not for the scope of the present invention, all equivalent changes or modifications made according to the design spirit of the present invention should be considered as falling into the scope of the present invention.
Claims (5)
1. A heat energy recovery system of a hybrid power system is characterized in that: including heat recovery motor, engine, thoughtlessly move buncher and power battery, thoughtlessly move buncher respectively with power battery the engine is connected with the drive wheel, be equipped with waste gas entry, exhaust outlet and electric energy output end on the heat recovery motor respectively, the waste gas entry with exhaust manifold intercommunication behind the engine, exhaust outlet and car exhaust system intercommunication, the electric energy output end respectively with thoughtlessly move buncher with power battery connects.
2. The thermal energy recovery system of a hybrid power system according to claim 1, wherein: the heat energy recovery motor comprises a generator and a turbine device, the turbine device comprises a turbine shell and a turbine body, the turbine body is arranged in the turbine shell, the waste gas inlet and the waste gas outlet are respectively arranged on the turbine shell, the turbine body is connected with the generator, and the electric energy output end is arranged on the generator.
3. A thermal energy recovery system for a hybrid power system in accordance with claim 2, wherein: the turbine body includes turbine blade and directly links the axle, the turbine blade cover is located directly links epaxially, the generator includes the electricity generation shell and locates input shaft in the electricity generation shell, the input shaft with directly link the coaxial fixed connection of axle.
4. A thermal energy recovery system for a hybrid power system in accordance with claim 3, wherein: the turbine shell is fixedly connected with the power generation shell.
5. A thermal energy recovery system for a hybrid power system in accordance with claim 2, wherein: the turbine shell comprises a shell body with an opening on one side and an end cover, wherein the end cover is detachably fixed on the opening of the shell body, a sealed turbine chamber is enclosed between the end cover and the shell body, the turbine body is arranged in the turbine chamber, a waste gas inlet and a waste gas outlet are respectively arranged on the shell body, and the waste gas inlet and the waste gas outlet are respectively communicated with the interior of the turbine chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179122.6U CN210652685U (en) | 2019-07-25 | 2019-07-25 | Heat energy recovery system of hybrid power system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179122.6U CN210652685U (en) | 2019-07-25 | 2019-07-25 | Heat energy recovery system of hybrid power system |
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| CN210652685U true CN210652685U (en) | 2020-06-02 |
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| CN201921179122.6U Active CN210652685U (en) | 2019-07-25 | 2019-07-25 | Heat energy recovery system of hybrid power system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047946A (en) * | 2021-03-30 | 2021-06-29 | 安徽江淮汽车集团股份有限公司 | Automobile power device and automobile |
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2019
- 2019-07-25 CN CN201921179122.6U patent/CN210652685U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047946A (en) * | 2021-03-30 | 2021-06-29 | 安徽江淮汽车集团股份有限公司 | Automobile power device and automobile |
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