CN106150627B - Engine assembly and vehicle with same - Google Patents
Engine assembly and vehicle with same Download PDFInfo
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- CN106150627B CN106150627B CN201510139944.1A CN201510139944A CN106150627B CN 106150627 B CN106150627 B CN 106150627B CN 201510139944 A CN201510139944 A CN 201510139944A CN 106150627 B CN106150627 B CN 106150627B
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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 invention provides engine components and a vehicle with the same, wherein the engine components comprise an engine, the engine is provided with an exhaust pipeline, the exhaust energy recovery device comprises a steam generating device and a power turbine, the steam generating device is arranged on the exhaust pipeline to generate steam by utilizing exhaust heat of the engine, the power turbine is connected with the steam generating device and driven by the steam generated by the steam generating device, an engine vacuum pump and an air-conditioning compressor are connected between the power turbine and the engine vacuum pump through a clutch device, the power turbine and the air-conditioning compressor are connected through a second clutch device, and a controller is respectively connected with the clutch device and the second clutch device.
Description
Technical Field
The invention relates to the technical field of vehicle engineering, in particular to engine components and a vehicle with the same.
Background
Along with technical development, the car is more intelligent, the science and technology ization, and is energy-conserving, and wherein, new energy automobile, energy-conserving car have become modern mainstream motorcycle type, and it is more and more important to see modern energy-concerving and environment-protective, when providing more powerful dynamic nature, can obtain effectual utilization with the extravagant heat of exhausting again, and the vehicle that can promote fuel economy receives customer's favor more and more.
In the present engine exhaust energy recovery device, the turbine is connected with the generator, make the turbine drive the generator work, save the electric energy in the storage battery, the device drives the generator at the heat, the generator electricity generation is saved in series processes in the storage battery, it is great to cause the process loss of energy, and after the electric quantity in the storage battery is full of, the energy that continues to produce can not be retrieved, cause a large amount of wastes, the energy after the heat conversion can only be saved in the storage battery for the electric energy, the electric energy of storage battery output mainly is used for the electrical components of vehicle, can not utilize the energy after the heat energy conversion for reducing the extra load of engine, and through increasing this device, the whole quality of vehicle correspondingly increases, the dynamic property of vehicle has been reduced, fuel economy performance.
Disclosure of Invention
In view of the above, the present invention is directed to engine assemblies and vehicles having the same, so as to improve the recycling rate of the exhaust energy of the engine and reduce the extra load of the engine.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
an engine assembly comprises an engine having an exhaust gas pipeline, an exhaust gas energy recovery device including a steam generating device and a power turbine, the steam generating device is arranged on the exhaust gas pipeline to generate steam by using exhaust heat of the engine, the power turbine is connected with the steam generating device and driven by the steam generated by the steam generating device, an engine vacuum pump, an air-conditioning compressor, the power turbine is connected with the engine vacuum pump through a clutch device, the power turbine is connected with the air-conditioning compressor through a second clutch device, and a controller is connected with the clutch device and the second clutch device respectively.
, the exhaust circuit includes an exhaust manifold, and the steam generating device is disposed on the exhaust manifold.
Further , the steam generating device includes an evaporator.
, the clutch device and the second clutch device are electromagnetic clutches.
, the engine assembly further includes a temperature sensor for sensing a temperature of the steam generator, the temperature sensor coupled to the controller.
, the engine assembly further includes a water replenishment device coupled to the steam generator for replenishing water into the steam generator.
, the water replenishing device includes a condenser connected to the power turbine for cooling the water vapor exhausted from the power turbine, and a water tank connected to the condenser for collecting condensed water.
, the water supplementing device further comprises a water pump connected between the water tank and the steam generating device.
And , the water pump is a flow-adjustable water pump and is connected with the controller.
Compared with the prior art, the engine assembly has the following advantages:
the engine assembly converts the recovered exhaust heat into power for driving the air-conditioning compressor and the engine vacuum pump to work, so that the waste of exhaust energy can be reduced, the recovery utilization rate of the exhaust energy is improved, the temperature of an exhaust pipeline can be reduced, the arrangement of an exhaust system on a vehicle is facilitated, the limitation of vehicle arrangement can be reduced, and the instantaneous acceleration performance of the vehicle can be improved.
Another object of the invention is to provide vehicle having the above-described engine assembly to reduce the overall mass of the vehicle and improve the power performance and fuel economy of the vehicle.
Compared with the prior art, the engine assembly and the vehicle with the same have the same advantages, and the detailed description is omitted.
Drawings
The accompanying drawings, which form a part hereof , are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, an illustrative embodiment of the invention and the description of the invention for purposes of explanation and not limitation, of the invention, wherein:
FIG. 1 is a schematic illustration of an engine assembly according to an embodiment of the present disclosure;
FIG. 2 is a schematic diagram of the connection relationship between the engine, the engine vacuum pump, the air conditioning compressor and the power turbine in the engine assembly according to the embodiment of the present invention;
fig. 3 is a schematic diagram of a connection relationship between an engine, an exhaust energy recovery device, and a water replenishing device of the engine assembly according to the embodiment of the present invention.
Description of reference numerals:
100-engine component, 1-engine, 2-exhaust pipeline, 3-steam generating device, 4-power turbine, 5-engine vacuum pump, 6-air conditioner compressor, 7- th clutch device, 71- electromagnetic valve of clutch device, 8-second clutch device, 81-electromagnetic valve of second clutch device, 9-controller, 10-condenser, 11-water tank, 12-water pump, 13-temperature sensor.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
An engine assembly 100 according to an embodiment of the present invention may include: the engine assembly 100 can be used for recycling the exhaust energy of the engine 1, the utilization rate of the exhaust energy is improved, meanwhile, the load of the engine 1 can be reduced, and the instantaneous acceleration of a vehicle is improved.
The engine 1 is a power source of a vehicle, the engine 1 can drive the vehicle to run by converting energy in other forms into mechanical energy, a large amount of gas can be discharged during the working process of the engine 1, the gas discharged by the engine 1 has a large amount of heat, and the engine 1 is connected with an exhaust energy recovery device, so that the exhaust heat can be recycled, the exhaust energy recovery utilization rate is increased, and the load of the engine 1 can be reduced.
As shown in fig. 1 and 2, the exhaust energy recovery apparatus may include a steam generation device 3 and a power turbine 4, and the steam generation device 3 may be disposed on the exhaust line 2 of the engine 1 so that the steam generation device 3 may generate steam using exhaust heat of the engine 1. Taking the example that the steam generating device 3 comprises an evaporator, after the engine 1 is ignited, the temperature of the exhaust pipeline 2 is continuously increased, and the medium in the evaporator is evaporated by utilizing the heat of the exhaust gas to generate steam pressure. Of course, the structure of the steam generator 3 is not limited to this, and the steam generator 3 may be another device that generates steam by using the exhaust heat, for example, a device that heats water using the exhaust heat to generate steam.
The power turbine 4 can be connected with the steam generating device 3, so that the steam pressure generated by the steam generating device 3 can drive the power turbine 4 to rotate to apply work, thereby converting the heat energy into mechanical energy and realizing the recycling of the exhaust energy of the engine 1.
As shown in fig. 2, the power turbine 4 may be connected to the engine vacuum pump 5 and the air conditioner compressor 6, respectively, specifically, the engine vacuum pump 5 and the power turbine 4 may be connected by an -th clutch device 7, and the air conditioner compressor 6 and the power turbine 4 may be connected by a second clutch device 8.
Alternatively, the th clutch device 7 and the second clutch device 8 can be electromagnetic clutches, and the engagement and the disengagement of the clutches can be controlled by the on-off of coils, so that the th clutch device 7 and the second clutch device 8 can be controlled conveniently.
The controller 9 is connected to the th and second clutch devices 7 and 8, respectively, for example, the controller is connected to the solenoid valve 71 of the th clutch device, and the controller is also connected to the solenoid valve 81 of the second clutch device, the controller 9 can transmit electric signals to the solenoid valve 71 of the th clutch device and the solenoid valve 72 of the second clutch device, and accordingly, the solenoid valve 71 of the th clutch device and the solenoid valve 81 of the second clutch device can feed back information to the th clutch device 7 and the second clutch device 8, whereby control of the th clutch device 7 and the second clutch device 8 by the controller 9 can be facilitated.
When the air conditioner is started and the power turbine 4 rotates to do work, the clutch device of the air conditioner compressor 6 is disconnected and the second clutch device 8 is connected under the action of the controller 9, so that the power turbine 4 can drive the air conditioner compressor 6 to work. If the power turbine 4 does not rotate to do work, the air conditioner compressor 6 is connected with the clutch device of the air conditioner compressor, the second clutch device 8 is disconnected, and the engine 1 drives the air conditioner compressor 6 to work.
When the air conditioner is in a closed state and the power turbine 4 rotates to work, under the action of the controller 9, the clutch of the engine vacuum pump 5 is disconnected, the th clutch device 7 is connected, so that the power turbine 4 can drive the engine vacuum pump 5 to work, and if the power turbine 4 does not work, the clutch of the engine vacuum pump 5 is connected, the th clutch device 7 is disconnected, so that the engine 1 drives the engine vacuum pump 5 to work.
According to the engine assembly 100 of the embodiment of the invention, the recovered exhaust heat is converted into the power for driving the air-conditioning compressor 6 and the engine vacuum pump 5 to work, so that the waste of exhaust energy can be reduced, the recovery utilization rate of the exhaust energy is improved, the temperature of the exhaust pipeline 2 can be reduced, the arrangement of an exhaust system on a vehicle is facilitated, and the limitation of vehicle arrangement can be reduced.
According to embodiments of the present invention, the exhaust pipe 2 of the engine 1 may include an exhaust manifold, and the steam generating device 3 may be disposed on the exhaust manifold, the exhaust manifold is connected to the cylinder block of the engine 1, and the exhaust gas of each cylinder is intensively introduced into the exhaust manifold, so that the heat of the exhaust gas at the exhaust manifold is relatively large, and the steam generating device 3 is disposed on the exhaust manifold, thereby further improving the utilization rate of the exhaust energy of the engine 1.
As shown in fig. 1 and 3, the steam generating device 3 may include an evaporator having a good heat transfer performance, and the evaporator is installed on the exhaust manifold, so that the exhaust heat can be transferred to the evaporator, the medium in the evaporator is evaporated, and steam pressure is generated to drive the power turbine 4 to operate, thereby further utilizing the exhaust heat, reducing heat loss, and cooling the exhaust pipeline.
In order to facilitate the control of the engine assembly 100, the engine assembly 100 may further include a temperature sensor 13, and the temperature sensor 13 may be connected to the controller 9 and may be configured to detect the temperature of the steam generator 3. specifically, the temperature sensor 13 may preset the temperature of the steam generator 3 when the power turbine 4 starts to operate, after the engine is ignited, the temperature of the exhaust line 2 is gradually increased, the medium in the steam generator 3 installed on the exhaust line 2 is heated by heat, so that the pressure in the steam generator 3 is continuously increased, and when the preset temperature is reached, the temperature sensor 13 may be input to the controller 9 by an electric signal, so that the controller 9 may control the clutch device 7 and the second clutch device 8 to be disengaged and engaged.
For example, when the air conditioner is turned on, if the temperature measured by the temperature sensor 13 reaches a preset temperature, the power turbine 4 rotates to operate, the temperature sensor 13 transmits information to the controller 9, under the action of the controller 9, the self clutch device of the air conditioner compressor 6 is disconnected, the second clutch device 8 is connected, and the power turbine 4 can drive the air conditioner compressor 6 to operate. If the temperature measured by the temperature sensor 13 does not reach the preset temperature, the power turbine 4 does not work, the clutch device of the air conditioner compressor 6 is connected, the second clutch device 8 is disconnected, and the engine 1 drives the air conditioner compressor 6 to work.
When the air conditioner is in a closed state, if the temperature measured by the temperature sensor 13 reaches a preset temperature, the power turbine 4 rotates to work, the temperature sensor 13 transmits information to the controller 9, under the action of the controller 9, the clutch device of the engine vacuum pump 5 per se is disconnected, the th clutch device 7 is connected, the power turbine 4 drives the engine vacuum pump 5 to work, if the temperature measured by the temperature sensor 13 does not reach the preset temperature, the power turbine 4 does not work, the clutch device of the engine vacuum pump 5 per se is connected, the th clutch device 7 is disconnected, and the engine 1 drives the engine vacuum pump 5 to work.
As a preferred embodiment, the engine assembly 100 may further comprise water replenishing means operable to replenish water within the steam generating means 3 in connection with the steam generating means 3. For example, as shown in fig. 1 and 3, the water replenishing means may include a condenser 10, a water tank 11, and a water pump 12, the condenser 10 being connected to the power turbine 4 and operable to cool the water vapor discharged from the power turbine 4, the water tank 11 being connected to the condenser 10 and operable to collect the condensed water discharged from the condenser 10, and the water pump 12 being installed between the water tank 11 and the steam generating means 3.
Specifically, the steam generating device 3 generates steam pressure to drive the power turbine 4 to rotate, the steam enters the condenser 10 through the power turbine 4 to be condensed, and then is stored in the water tank 11, and the medium can be conveyed into the steam generating device 3 through the water pump 12. This enables the medium in the steam generator 3 to be recycled.
Wherein, optionally, the water pump 12 can be a flow-adjustable water pump and is connected with the controller 9. Therefore, the flow of the water pump 11 can be adjusted and changed according to the requirement of the steam generating device 3 for generating steam along with the continuous rise of the temperature of the steam generating device 3, so that the normal operation of a medium circulating system in the water supplementing device can be ensured.
In addition, the invention also provides vehicles, which have the engine assembly 100, and not only reduces the load of the engine 1 except for providing driving force, but also improves the instantaneous acceleration of the vehicle by recycling the exhaust energy of the engine, so that the vehicle can rapidly accelerate.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
- An engine assembly (100) of species, wherein the engine assembly (100) comprises:an engine (1), the engine (1) having an exhaust line (2);an exhaust gas energy recovery device, comprising: a steam generating device (3) and a power turbine (4), the steam generating device (3) being disposed on the exhaust line (2) to generate steam using exhaust heat of the engine (1), the power turbine (4) being connected to the steam generating device (3) and the power turbine (4) being driven by the steam generated by the steam generating device (3);an engine vacuum pump (5) and an air-conditioning compressor (6), the power turbine (4) is connected with the engine vacuum pump (5) through a clutch device (7) of , the power turbine (4) is connected with the air-conditioning compressor (6) through a second clutch device (8), anda controller (9), wherein the controller (9) is respectively connected with the th clutch device (7) and the second clutch device (8);and the temperature sensor (13) is used for detecting the temperature of the steam generating device (3), and the temperature sensor (13) is connected with the controller (9).
- 2. The engine assembly (100) according to claim 1, characterized in that the exhaust line (2) comprises an exhaust manifold on which the steam generating device (3) is arranged.
- 3. The engine assembly (100) of claim 1, wherein the steam generating device (3) comprises an evaporator.
- 4. The engine assembly (100) of claim 1, wherein the -th clutch device (7) and the second clutch device (8) are both electromagnetic clutches.
- 5. The engine assembly (100) of claim 1, further comprising: and the water replenishing device is connected with the steam generating device (3) and is used for replenishing water into the steam generating device (3).
- 6. The engine assembly (100) of claim 5, wherein the water replenishment device comprises:condenser (10) and water tank (11), condenser (10) with power turbine (4) link to each other and are used for the cooling to follow power turbine (4) exhaust vapor, water tank (11) with condenser (10) link to each other and are used for collecting the comdenstion water.
- 7. The engine assembly (100) of claim 6, wherein the water refill apparatus further comprises: a water pump (12), the water pump (12) being connected between the water tank (11) and the steam generating device (3).
- 8. The engine assembly (100) of claim 7, wherein the water pump (12) is a variable flow water pump (12) and is connected to the controller (9).
- Vehicle according to claim 9, , characterized in that it comprises an engine assembly (100) according to any of claims 1-8 to .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510139944.1A CN106150627B (en) | 2015-03-27 | 2015-03-27 | Engine assembly and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510139944.1A CN106150627B (en) | 2015-03-27 | 2015-03-27 | Engine assembly and vehicle with same |
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| Publication Number | Publication Date |
|---|---|
| CN106150627A CN106150627A (en) | 2016-11-23 |
| CN106150627B true CN106150627B (en) | 2020-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510139944.1A Active CN106150627B (en) | 2015-03-27 | 2015-03-27 | Engine assembly and vehicle with same |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519261B (en) * | 2018-11-26 | 2021-06-08 | 燕山大学 | Automobile exhaust waste heat recovery device based on loop heat pipe |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011122597A (en) * | 2011-01-26 | 2011-06-23 | Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland | Large turbo supercharging diesel engine with energy recovery structure |
| CN202170824U (en) * | 2011-07-19 | 2012-03-21 | 上海外高桥造船海洋工程设计有限公司 | Marine diesel engine waste gas thermal circulation device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5249866B2 (en) * | 2009-06-25 | 2013-07-31 | 三菱重工業株式会社 | Engine exhaust energy recovery device |
| JP5185910B2 (en) * | 2009-10-16 | 2013-04-17 | 三菱重工業株式会社 | Mirror cycle engine |
| DE112011102951B4 (en) * | 2010-10-11 | 2021-07-22 | Borgwarner Inc. | Exhaust gas turbocharger of an internal combustion engine |
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- 2015-03-27 CN CN201510139944.1A patent/CN106150627B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011122597A (en) * | 2011-01-26 | 2011-06-23 | Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland | Large turbo supercharging diesel engine with energy recovery structure |
| CN202170824U (en) * | 2011-07-19 | 2012-03-21 | 上海外高桥造船海洋工程设计有限公司 | Marine diesel engine waste gas thermal circulation device |
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| CN106150627A (en) | 2016-11-23 |
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