CN109736979A - Engine exhaust recirculating system and automobile - Google Patents
Engine exhaust recirculating system and automobile Download PDFInfo
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- CN109736979A CN109736979A CN201811642804.6A CN201811642804A CN109736979A CN 109736979 A CN109736979 A CN 109736979A CN 201811642804 A CN201811642804 A CN 201811642804A CN 109736979 A CN109736979 A CN 109736979A
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- cooler
- low pressure
- valve
- recirculating system
- controller
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Abstract
The present invention provides a kind of engine exhaust recirculating system and automobiles, are related to the technical field of automobile, and the pressure duct and low pressure line of engine exhaust recirculating system are connected to cooler respectively;The first end and low pressure cooling line first end on high pressure condenser tube road are connected to cylinder respectively, and second end is connected to cooler respectively;High-voltage switch gear valve and low tension switch valve are respectively arranged on high pressure condenser tube road and low pressure cooling line;Cooler is connected to by connecting tube with cylinder;EGR control valve is provided in connecting tube.Above system can become one low pressure exhaust recirculating system and high pressure gas recirculating system, according to the actual situation, in high engine speeds high load capacity and low speed high load, high-voltage switch gear valve and low tension switch valve are opened respectively, to improve cooling efficiency, the system effectiveness for improving exhaust gas recycling system, solves the function that single exhaust gas recycling system cannot achieve.
Description
Technical field
The present invention relates to automobile technical fields, more particularly, to a kind of engine exhaust recirculating system and automobile.
Background technique
With the rapid development of auto industry, car ownership is gradually increased, and brings huge environmental pressure, and fuel oil exists
It is easy to produce NOx particulate matter under hot conditions, atmosphere is polluted.Therefore exhaust gas recycling system is just come into being, and is applied
In on engine, NOx emission is reduced.With the innovation of technology, exhaust gas recycling system is also gradually general in gasoline engine field at present
And.
Currently, exhaust gas recycling system is divided into low pressure exhaust recirculating system and high pressure gas recirculating system, answer respectively
For engine.
But in high pressure gas recirculating system, when high-speed high-load, the pressure of inlet manifold is greater than low pressure
The exhaust gas pressure of exhaust gas recirculatioon, reduces cooling efficiency, to affect the system effectiveness of exhaust gas recycling system.
Summary of the invention
The purpose of the present invention is to provide a kind of engine exhaust recirculating system and automobiles, are deposited in the prior art with improving
In high pressure gas recirculating system, when high-speed high-load, the pressure of inlet manifold is greater than low pressure exhaust and follows again
The exhaust gas pressure of ring, reduces cooling efficiency, thus the technical issues of affecting the system effectiveness of exhaust gas recycling system.
Engine exhaust recirculating system provided by the invention, including pressure duct, low pressure line, high pressure condenser tube road,
Low pressure cooling line, cooler and cylinder;
Pressure duct and low pressure line are connected to cooler respectively;
The first end and low pressure cooling line first end on high pressure condenser tube road are connected to cylinder respectively, high pressure condenser tube road
Second end and the second end of low pressure cooling line are connected to cooler respectively;On high pressure condenser tube road and low pressure cooling line respectively
It is provided with high-voltage switch gear valve and low tension switch valve;
Cooler is connected to by connecting tube with cylinder;EGR control valve is provided in connecting tube.
Further, engine exhaust recirculating system further includes water pump;
Cylinder includes cylinder cap and cylinder body;Water pump is connected to cylinder body and cooler respectively;
High pressure condenser tube road is connected to cylinder body, and low pressure cooling line is connected to cylinder cap.
Further, cooler includes HP cooler and low pressure cooler;
HP cooler is connected to pressure duct, high pressure condenser tube road and water pump respectively;
Low pressure cooler is connected to low pressure line, low pressure cooling line and water pump respectively.
Further, engine exhaust recirculating system further includes controller;
Controller is connect with high-voltage switch gear valve, low tension switch valve and EGR control valve respectively, and controller is used
In the opening and closing of control high-voltage switch gear valve, low tension switch valve and EGR control valve;
High-voltage switch gear valve, low tension switch valve and EGR control valve are solenoid valve.
Further, engine exhaust recirculating system further includes lambda sensor;
Lambda sensor is connect with controller;Lambda sensor is used to detect the air inflow data in engine operation process, and
Transmit the data to controller.
Further, engine exhaust recirculating system further includes NOx sensor;
NOx sensor is connect with controller;NOx sensor is used to detect the discharge NOx gas in engine operation process
Data, and transmit the data to controller.
Further, engine exhaust recirculating system further includes air inlet pipe;
Air inlet pipe is connected to cylinder;Electronic throttle is provided in air inlet pipe;Electronic throttle is connect with controller;Control
Device is used to control the opening and closing of electronic throttle.
Further, engine exhaust recirculating system further includes fuel injector;
Fuel injector is arranged on cylinder cap;Fuel injector is connect with controller;Controller is used to control unlatching and the pass of fuel injector
It closes.
Further, high pressure condenser tube road is rubber hose.
Further, the present invention also provides a kind of automobile, automobile includes engine exhaust recirculating system.
Engine exhaust recirculating system provided by the invention, in use, after engine start normal warming-up,
Revolving speed is lower, and when vehicle needs to export big load, engine is in low speed high load state at this time, opens low pressure at this time and opens
Valve and EGR control valve are closed, closes high-voltage switch gear valve, exhaust gas reaches cooler by low pressure line, laggard through supercooling
Enter into cylinder and participate in burning, coolant liquid is entered in cooler from the water outlet of cylinder by low pressure cooling line, is participated in cold
But exhaust gas;Wherein, user can be by adjusting opening up size and adjusting into the cooling liquid stream in cooler for low tension switch valve
Amount continues cycling through after the cooling that coolant liquid passes through cooler to control exhaust gas cooling temperature;When high engine speeds high load capacity is transported
When turning, high-voltage switch gear valve and EGR control valve are opened at this time, closes low tension switch valve, and exhaust gas is reached by pressure duct
Cooler, after supercooling enter into cylinder participate in burning, coolant liquid from the water outlet of cylinder by high pressure condenser tube road into
Enter into cooler, participates in cooling exhaust gas;Wherein, user can be by adjusting opening up size and adjusting entrance for high-voltage switch gear valve
Coolant rate in cooler continues cycling through after the cooling that coolant liquid passes through cooler to control exhaust gas cooling temperature.
From the foregoing, it will be observed that the setting of above-mentioned engine exhaust recirculating system can be by low pressure exhaust recirculating system and high pressure
Exhaust gas recycling system becomes one, and according to the actual situation, in high engine speeds high load capacity and low speed high load, beats respectively
High-voltage switch gear valve and low tension switch valve are opened, to improve cooling efficiency, improves the system effectiveness of exhaust gas recycling system, is solved
The function that single exhaust gas recycling system of having determined cannot achieve.
Automobile provided by the invention, including above-mentioned engine exhaust recirculating system, in use, when engine opens
After moving normal warming-up, revolving speed is lower, and when vehicle needs to export big load, engine is in low speed high load state at this time,
Low tension switch valve and EGR control valve are opened at this time, closes high-voltage switch gear valve, and exhaust gas is reached by low pressure line and cooled down
Device, enters after supercooling and participates in burning into cylinder, and coolant liquid is entered to from the water outlet of cylinder by low pressure cooling line
In cooler, cooling exhaust gas is participated in;Wherein, user can by adjust low tension switch valve open up size adjust into cooling
Coolant rate in device continues cycling through after the cooling that coolant liquid passes through cooler to control exhaust gas cooling temperature;When starting
When machine high-speed high-load operates, high-voltage switch gear valve and EGR control valve are opened at this time, closes low tension switch valve, and exhaust gas is logical
It crosses pressure duct and reaches cooler, enter after supercooling and participate in burning into cylinder, coolant liquid passes through from the water outlet of cylinder
High pressure condenser tube road enters in cooler, participates in cooling exhaust gas;Wherein, user can be by adjusting opening up for high-voltage switch gear valve
Size is adjusted into the coolant rate in cooler, to control exhaust gas cooling temperature, coolant liquid is cold by cooler
But it continues cycling through afterwards.
From the foregoing, it will be observed that the setting of the engine exhaust recirculating system of above-mentioned automobile can be by low pressure exhaust recirculating system
Become one with high pressure gas recirculating system, according to the actual situation, in high engine speeds high load capacity and low speed high load,
High-voltage switch gear valve and low tension switch valve are opened respectively, so that cooling efficiency is improved, the system for improving exhaust gas recycling system
Efficiency solves the function that single exhaust gas recycling system cannot achieve.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of engine exhaust recirculating system provided in an embodiment of the present invention;
Fig. 2 is the control principle drawing of controller provided in an embodiment of the present invention.
Icon: 1- pressure duct;2- low pressure line;3- high pressure condenser tube road;4- low pressure cooling line;5- cooler;6-
Cylinder;7- high-voltage switch gear valve;8- low tension switch valve;9- connecting tube;10- EGR control valve;11- water pump;12- control
Device;13- lambda sensor;14-NOx sensor;15- air inlet pipe;16- electronic throttle;17- fuel injector;18- catalyst converter;19- is empty
Filter;20- compressor;21- intercooler;22- turbine;501- HP cooler;502- low pressure cooler;601- cylinder cap;602-
Cylinder body.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or position
Relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, as occurred
Term " first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Fig. 1 is the structural schematic diagram of engine exhaust recirculating system provided in an embodiment of the present invention;As shown in Figure 1, this
The engine exhaust recirculating system that embodiment provides, including pressure duct 1, low pressure line 2, high pressure condenser tube road 3, low pressure cold
But pipeline 4, cooler 5 and cylinder 6;Pressure duct 1 and low pressure line 2 are connected to cooler 5 respectively;High pressure condenser tube road 3
First end and 4 first end of low pressure cooling line be connected to respectively with cylinder 6, the second end and low pressure on high pressure condenser tube road 3 are cooling
The second end of pipeline 4 is connected to cooler 5 respectively;Height is respectively arranged on high pressure condenser tube road 3 and low pressure cooling line 4 to press off
Close valve 7 and low tension switch valve 8;Cooler 5 is connected to by connecting tube 9 with cylinder 6;Exhaust gas recirculatioon control is provided in connecting tube 9
Valve 10 processed.
Engine exhaust recirculating system provided in this embodiment, in use, when the normal warming-up of engine start
Afterwards, revolving speed is lower, and when vehicle needs to export big load, engine is in low speed high load state at this time, opens at this time low
Compress switch valve 8 and EGR control valve 10, closes high-voltage switch gear valve 7, and exhaust gas reaches cooler 5, warp by low pressure line 2
It is entered after supercooling and participates in burning in cylinder 6, coolant liquid is entered to from the water outlet of cylinder 6 by low pressure cooling line 4 cold
But in device 5, cooling exhaust gas is participated in;Wherein, user can by adjust low tension switch valve 8 open up size adjust into cooling
Coolant rate in device 5 continues cycling through after the cooling that coolant liquid passes through cooler 5 to control exhaust gas cooling temperature;Work as hair
When motivation high-speed high-load operates, high-voltage switch gear valve 7 and EGR control valve 10 are opened at this time, close low tension switch valve 8,
Exhaust gas reaches cooler 5 by pressure duct 1, enters after supercooling and participates in burning into cylinder 6, and coolant liquid is from cylinder 6
Water outlet is entered in cooler 5 by high pressure condenser tube road 3, participates in cooling exhaust gas;Wherein, user can be by adjusting high pressure
Switch valve 7 opens up size to adjust into the coolant rate in cooler 5, to control exhaust gas cooling temperature, coolant liquid
It is continued cycling through after cooling by cooler 5.
From the foregoing, it will be observed that the setting of above-mentioned engine exhaust recirculating system can be by low pressure exhaust recirculating system and high pressure
Exhaust gas recycling system becomes one, and according to the actual situation, in high engine speeds high load capacity and low speed high load, beats respectively
High-voltage switch gear valve 7 and low tension switch valve 8 are opened, to improve cooling efficiency, improves the system effectiveness of exhaust gas recycling system,
Solves the function that single exhaust gas recycling system cannot achieve.
As shown in Figure 1, on the basis of the above embodiments, further, engine exhaust recirculating system further includes water
Pump 11;Cylinder 6 includes cylinder cap 601 and cylinder body 602;Water pump 11 is connected to cylinder body 602 and cooler 5 respectively;High pressure condenser tube road 3
It is connected to cylinder body 602, low pressure cooling line 4 is connected to cylinder cap 601.
Wherein, low pressure line 2 is arranged after catalyst converter 18;Pressure duct 1 be arranged before catalyst converter 18, and with turbine 22
Connection, can enable the combustible in the exhaust gas in the engine exhaust recirculating system in high-speed high-load further fire in this way
It burns, to realize the function of lower oil consumption.
In the present embodiment, in use, when engine is in low speed high load state, coolant liquid is from cylinder cap 601
Water outlet entered to by low pressure cooling line 4 and participate in cooling exhaust gas in cooler 5;When engine is in height high load capacity shape
When state, coolant liquid is entered in cooler 5 by high pressure condenser tube road 3 from the water outlet of cylinder body 602 and participates in cooling exhaust gas.Due to
Water at water pump 11 first passes through cylinder body 602 using cylinder cap 601, the water temperature in cylinder body 602 lower than the water temperature in cylinder cap 601, this
Sample, when engine is in height higher load condition, coolant liquid directly takes coolant liquid from 602 water jacket of cylinder body, can be improved cold
But efficiency.
As shown in Figure 1, on the basis of the above embodiments, further, cooler 5 includes HP cooler 501 and low
Press cooler 502;HP cooler 501 is connected to pressure duct 1, high pressure condenser tube road 3 and water pump 11 respectively;Low pressure is cooling
Device 502 is connected to low pressure line 2, low pressure cooling line 4 and water pump 11 respectively.
Wherein, inlet and outlet are provided on HP cooler 501 and low pressure cooler 502.
Preferably, the pipe arrangement that the pipe arrangement length in low pressure cooler 502 is greater than in HP cooler 501 is long
Degree.
In the present embodiment, in use, when engine is in low speed high load state, low tension switch valve is opened at this time
8 and EGR control valve 10, high-voltage switch gear valve 7 is closed, exhaust gas reaches HP cooler 501 by low pressure line 2, passes through
It is entered after cooling and participates in burning in combustion chamber, coolant liquid is entered to from the water outlet of cylinder cap 601 by low pressure cooling line 4 cold
But in device 5, cooling exhaust gas is participated in;When high engine speeds high loaded process, high-voltage switch gear valve 7 and exhaust gas recirculatioon are opened at this time
Control valve 10 closes low tension switch valve 8, and exhaust gas reaches low pressure cooler 502 by pressure duct 1, enters after supercooling and arrives
Burning is participated in combustion chamber, coolant liquid is entered in cooler 5 by high pressure condenser tube road 3 from the water outlet of cylinder body 602, participated in
Cooling exhaust gas.
Fig. 2 is the control principle drawing of controller provided in an embodiment of the present invention;As depicted in figs. 1 and 2, in above-described embodiment
On the basis of, further, engine exhaust recirculating system further includes controller 12;Controller 12 respectively with high-voltage switch gear valve
7, low tension switch valve 8 and EGR control valve 10 connect, and controller 12 is for controlling high-voltage switch gear valve 7, low pressure is opened
Close the opening and closing of valve 8 and EGR control valve 10;High-voltage switch gear valve 7, low tension switch valve 8 and exhaust gas recirculatioon
Control valve 10 is solenoid valve.
In the present embodiment, in use, when engine is in low speed high load state, controller 12 controls low pressure
Switch valve 8 and EGR control valve 10 are opened, and control high-voltage switch gear valve 7 is closed;When engine is in low speed high load shape
When state, controller 12 controls high-voltage switch gear valve 7 and EGR control valve 10 is opened, and control low tension switch valve 8 is closed.Control
The setting of device 12 and solenoid valve can be improved operating efficiency.
As shown in Fig. 2, on the basis of the above embodiments, further, engine exhaust recirculating system further includes oxygen
Sensor 13;Lambda sensor 13 is connect with controller 12;Lambda sensor 13 is used to detect the air inflow in engine operation process
Data, and transmit the data to controller 12.
Further, engine exhaust recirculating system further includes NOx sensor 14;NOx sensor 14 and controller 12
Connection;NOx sensor 14 is used to detect the data of the discharge NOx gas in engine operation process, and transmits the data to
Controller 12.
In the present embodiment, in use, 14 monitor engines in real time operation process of lambda sensor 13 and NOx sensor
In air inflow data and data of NOx gas out, and transfer data to controller 12, controller 12 is according to data feedback feelings
The opening and closing of condition control high-voltage switch gear valve 7, low tension switch valve 8 and EGR control valve 10.This set can enable
Engine exhaust recirculating system more automates.
As shown in Figure 1, on the basis of the above embodiments, further, engine exhaust recirculating system further include into
Tracheae 15;Air inlet pipe 15 is connected to cylinder 6;Electronic throttle 16 is provided in air inlet pipe 15;Electronic throttle 16 and controller
12 connections;Controller 12 is used to control the opening and closing of electronic throttle 16.
Further, engine exhaust recirculating system further includes fuel injector 17;Fuel injector 17 is arranged on cylinder cap 601;
Fuel injector 17 is connect with controller 12;Controller 12 is used to control the opening and closing of fuel injector 17.
Wherein, air filter 19, compressor 20, intercooler 21 are also disposed in air inlet pipe 15.
In the present embodiment, controller 12 carrys out the air inflow of control system by adjusting electronic throttle 16 and fuel injector 17,
Guarantee control discharge while performance output.
On the basis of the above embodiments, further, high pressure condenser tube road 3 is rubber hose.
Wherein, low pressure cooling line 4, pressure duct 1 and low pressure line 2 can be rubber hose.
In the present embodiment, the structure of rubber hose is simple, cost is relatively low and easy for installation.
On the basis of the above embodiments, further, the embodiment of the invention also provides a kind of automobile, automobile includes hair
Motivation exhaust gas recycling system.
In the present embodiment, automobile includes that above-mentioned engine exhaust recirculating system works as engine start in use
After normal warming-up, revolving speed is lower, and when vehicle needs to export big load, engine is in low speed high load state at this time, this
When open low tension switch valve 8 and EGR control valve 10, close high-voltage switch gear valve 7, exhaust gas reaches cold by low pressure line 2
But device 5, enter after supercooling and participate in burning into cylinder 6, and coolant liquid passes through low pressure cooling line 4 from the water outlet of cylinder 6
It enters in cooler 5, participates in cooling exhaust gas;Wherein, user can be by adjusting opening up size and adjusting for low tension switch valve 8
Coolant rate into cooler 5 continues after the cooling that coolant liquid passes through cooler 5 to control exhaust gas cooling temperature
Circulation;When high engine speeds high loaded process, high-voltage switch gear valve 7 and EGR control valve 10 are opened at this time, are closed low
Compress switch valve 8, and exhaust gas reaches cooler 5 by pressure duct 1, enters after supercooling and participates in burning, coolant liquid into cylinder 6
It is entered in cooler 5 from the water outlet of cylinder 6 by high pressure condenser tube road 3, participates in cooling exhaust gas;Wherein, user can lead to
Overregulate high-voltage switch gear valve 7 opens up size to adjust into the coolant rate in cooler 5, to control the cooling temperature of exhaust gas
Degree continues cycling through after the cooling that coolant liquid passes through cooler 5.
From the foregoing, it will be observed that the setting of the engine exhaust recirculating system of above-mentioned automobile can be by low pressure exhaust recirculating system
Become one with high pressure gas recirculating system, according to the actual situation, in high engine speeds high load capacity and low speed high load,
High-voltage switch gear valve 7 and low tension switch valve 8 are opened respectively, to improve cooling efficiency, improve exhaust gas recycling system is
System efficiency, solves the function that single exhaust gas recycling system cannot achieve.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of engine exhaust recirculating system characterized by comprising pressure duct, low pressure line, high pressure condenser tube
Road, low pressure cooling line, cooler and cylinder;
The pressure duct and the low pressure line are connected to the cooler respectively;
The first end on the high pressure condenser tube road and the low pressure cooling line first end are connected to the cylinder respectively, the height
The second end of the second end and the low pressure cooling line of pressing cooling line is connected to the cooler respectively;The high pressure is cooling
High-voltage switch gear valve and low tension switch valve are respectively arranged on pipeline and the low pressure cooling line;
The cooler is connected to by connecting tube with the cylinder;EGR control valve is provided in the connecting tube.
2. engine exhaust recirculating system according to claim 1, which is characterized in that further include water pump;
The cylinder includes cylinder cap and cylinder body;The water pump is connected to the cylinder body and the cooler respectively;
The high pressure condenser tube road is connected to the cylinder body, and the low pressure cooling line is connected to the cylinder cap.
3. engine exhaust recirculating system according to claim 2, which is characterized in that the cooler includes that high pressure is cold
But device and low pressure cooler;
The HP cooler is connected to the pressure duct, the high pressure condenser tube road and the water pump respectively;
The low pressure cooler is connected to the low pressure line, the low pressure cooling line and the water pump respectively.
4. engine exhaust recirculating system according to claim 1, which is characterized in that further include controller;
The controller connects with the high-voltage switch gear valve, the low tension switch valve and the EGR control valve respectively
It connects, and the controller is for controlling the high-voltage switch gear valve, the low tension switch valve and the EGR control valve
Opening and closing;
The high-voltage switch gear valve, the low tension switch valve and the EGR control valve are solenoid valve.
5. engine exhaust recirculating system according to claim 4, which is characterized in that further include lambda sensor;
The lambda sensor is connect with the controller;The lambda sensor is used to detect the air inflow in engine operation process
Data, and transmit the data to the controller.
6. engine exhaust recirculating system according to claim 4 or 5, which is characterized in that further include NOx sensor;
The NOx sensor is connect with the controller;The NOx sensor is used to detect the discharge in engine operation process
The data of NOx gas, and transmit the data to the controller.
7. engine exhaust recirculating system according to claim 4, it is characterised in that;It further include air inlet pipe;
The air inlet pipe is connected to the cylinder;Electronic throttle is provided in the air inlet pipe;The electronic throttle and institute
State controller connection;The controller is used to control the opening and closing of the electronic throttle.
8. engine exhaust recirculating system according to claim 4, which is characterized in that further include fuel injector;
The fuel injector is arranged on the cylinder cap;The fuel injector is connect with the controller;The controller is for controlling
The opening and closing of the fuel injector.
9. engine exhaust recirculating system according to claim 1, which is characterized in that the high pressure condenser tube road is rubber
Glue hose.
10. a kind of automobile, which is characterized in that including the described in any item engine exhaust recirculating systems of such as claim 1-9.
Priority Applications (1)
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CN201811642804.6A CN109736979A (en) | 2018-12-29 | 2018-12-29 | Engine exhaust recirculating system and automobile |
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Application Number | Priority Date | Filing Date | Title |
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CN201811642804.6A CN109736979A (en) | 2018-12-29 | 2018-12-29 | Engine exhaust recirculating system and automobile |
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ID=66362591
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112392630A (en) * | 2020-11-18 | 2021-02-23 | 中国煤炭科工集团太原研究院有限公司 | Novel intelligent controllable waste gas circulation device for mine and control method |
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CN106609713A (en) * | 2015-10-19 | 2017-05-03 | 北汽福田汽车股份有限公司 | A method and a device for reducing NOx in waste gas and an exhaust gas recirculation system |
CN106837503A (en) * | 2015-12-03 | 2017-06-13 | 北汽福田汽车股份有限公司 | A kind of engine-cooling system and the vehicle with it |
US20180094610A1 (en) * | 2016-09-30 | 2018-04-05 | Ford Global Technologies, Llc | Supercharged internal combustion engine with cooled exhaust-gas recirculation arrangement |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN106481433A (en) * | 2015-08-25 | 2017-03-08 | 现代自动车株式会社 | There is the engine system of coolant control valve |
CN106609713A (en) * | 2015-10-19 | 2017-05-03 | 北汽福田汽车股份有限公司 | A method and a device for reducing NOx in waste gas and an exhaust gas recirculation system |
CN106837503A (en) * | 2015-12-03 | 2017-06-13 | 北汽福田汽车股份有限公司 | A kind of engine-cooling system and the vehicle with it |
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CN112392630A (en) * | 2020-11-18 | 2021-02-23 | 中国煤炭科工集团太原研究院有限公司 | Novel intelligent controllable waste gas circulation device for mine and control method |
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