CN209115196U - A kind of exhaust gas compensation device of the Studying about Turbocharger of Engine device - Google Patents
A kind of exhaust gas compensation device of the Studying about Turbocharger of Engine device Download PDFInfo
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- CN209115196U CN209115196U CN201821966802.8U CN201821966802U CN209115196U CN 209115196 U CN209115196 U CN 209115196U CN 201821966802 U CN201821966802 U CN 201821966802U CN 209115196 U CN209115196 U CN 209115196U
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- exhaust gas
- exhaust
- engine
- gas compensation
- compensation
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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
Abstract
A kind of exhaust gas compensation device of the Studying about Turbocharger of Engine device, belongs to exhaust gas turbocharge technical field of engines, for solving the Studying about Turbocharger of Engine device slow-speed of revolution hysteresis phenomenon.Its technical solution is: air compressor is connected by pipeline with air accumulator, air accumulator is connected by exhaust gas compensation conduit with Engine exhaust pipeline, flowmeter and exhaust gas compensation electromagnetic valve are installed in exhaust gas compensation conduit, engine speed sensor, throttle position switch are separately mounted on engine and throttle, flowmeter, engine speed sensor, throttle position switch signal output end be connected respectively with exhaust gas compensating controller, the signal output end of exhaust gas compensating controller is connected with exhaust gas compensation electromagnetic valve.The utility model structure is simple and convenient to operate, and can carry out exhaust gas compensation to exhaust-driven turbo-charger exhaust-gas turbo charger from outside, exhausted air quantity needed for increasing exhaust turbine impeller thoroughly solves hysteresis phenomenon of the exhaust-driven turbo-charger exhaust-gas turbo charger in low engine speeds.
Description
Technical field
The exhaust gas benefit that the utility model relates to a kind of for solving the Studying about Turbocharger of Engine device slow-speed of revolution hysteresis phenomenon
Device is repaid, exhaust gas turbocharge technical field of engines is belonged to.
Background technique
Engineering machinery and oversize vehicle are seldom using natural aspiration diesel engine at present, are increased extensively by exhaust gas turbine
Hydraulic motor replaces.With the development of science and technology, the progress of technology, the reliability and stabilization of the Studying about Turbocharger of Engine device
Property also constantly promoted, but current exhaust-driven turbo-charger exhaust-gas turbo charger has that pressurization value is insufficient, leads in low engine speeds
Exhaust-driven turbo-charger exhaust-gas turbo charger is caused slow-speed of revolution hysteresis phenomenon occur, due to the limitation of exhaust-driven turbo-charger exhaust-gas turbo charger self structure, this problem
There is presently no well solved.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of compensation of the exhaust gas of the Studying about Turbocharger of Engine device
Device, this device can carry out exhaust gas compensation to exhaust-driven turbo-charger exhaust-gas turbo charger from the outside of the Studying about Turbocharger of Engine device, with
Solve hysteresis phenomenon of the Studying about Turbocharger of Engine device in low engine speeds.
The technical solution for solving above-mentioned technical problem is:
A kind of exhaust gas compensation device of the Studying about Turbocharger of Engine device, including the compensation of air compressor, air accumulator, exhaust gas
Solenoid valve, exhaust gas compensation conduit, exhaust gas compensating controller, flowmeter, engine speed sensor, throttle position switch, it is empty
Air compressor is connected by pipeline with air accumulator, and air accumulator is connected by exhaust gas compensation conduit with Engine exhaust pipeline,
Flowmeter and exhaust gas compensation electromagnetic valve, engine speed sensor, throttle position switch point are installed in exhaust gas compensation conduit
It is not mounted on engine and throttle, the signal output end difference of flowmeter, engine speed sensor, throttle position switch
It is connected with exhaust gas compensating controller, the signal output end of exhaust gas compensating controller is connected with exhaust gas compensation electromagnetic valve.
The exhaust gas compensation device of above-mentioned the Studying about Turbocharger of Engine device has exhaust gas compensation in the Engine exhaust pipeline
Spout is inputted, exhaust gas compensation conduit is connected by exhaust gas compensation electromagnetic valve with the exhaust gas of Engine exhaust pipeline compensation input spout
It connects.
The exhaust gas compensation device of above-mentioned the Studying about Turbocharger of Engine device, the capacity of the air compressor are engine
The 15 ~ 20% of maximum capacity, the gas-storing capacity of air accumulator are the 10- of engine exhaust amount when exhaust-driven turbo-charger exhaust-gas turbo charger works normally
15 times.
The beneficial effects of the utility model are:
The utility model, can be empty by the compression in air accumulator by exhaust gas compensation electromagnetic valve in time of engine low speed
Gas is input to engine exhaust conduit, increases exhausted air quantity needed for entering exhaust turbine impeller, to exhaust-driven turbo-charger exhaust-gas turbo charger into
The compensation of row exhaust gas promotes engine power to improve exhaust turbine wheel speed, reduces fuel consumption.
The utility model structure is simple and convenient to operate, and can be carried out exhaust gas compensation to exhaust-driven turbo-charger exhaust-gas turbo charger from outside, be increased
Exhausted air quantity needed for adding exhaust turbine impeller, the case where not making any change to exhaust-driven turbo-charger exhaust-gas turbo charger self structure
Under, thoroughly solve hysteresis phenomenon of the exhaust-driven turbo-charger exhaust-gas turbo charger in low engine speeds.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
It is marked in figure as follows: air compressor 1, air accumulator 2, flowmeter 3, exhaust gas compensation electromagnetic valve 4, the exhaust pipe of engine
5, engine speed sensor 6, throttle position switch 7, exhaust gas compensating controller 8, exhaust gas compensation conduit 9.
Specific embodiment
The utility model is passed by air compressor 1, air accumulator 2, flowmeter 3, exhaust gas compensation electromagnetic valve 4, engine speed
Sensor 6, throttle position switch 7, exhaust gas compensating controller 8, exhaust gas compensation conduit 9 form.
It is shown in figure, air compressor 1 is connected by pipeline with air accumulator 2, and air accumulator 2 passes through exhaust gas compensation conduit 9
It is connected with Engine exhaust pipeline 5, flowmeter 3 and exhaust gas compensation electromagnetic valve 4 is installed in exhaust gas compensation conduit 9.Engine
There is exhaust gas compensation input spout on gas exhaust piping 5, exhaust gas compensation conduit 9 passes through exhaust gas compensation electromagnetic valve 4 and the exhaust pipe of engine
The exhaust gas compensation input spout on road 5 is connected.Compressed air in air accumulator 2 can be mended by exhaust gas compensation electromagnetic valve 4 from exhaust gas
Pipeline 9 is repaid to be transported in engine exhaust conduit 5.
It is shown in figure, engine speed sensor 6, throttle position switch 7 are separately mounted on engine and throttle.Stream
Meter 3, engine speed sensor 6, throttle position switch 7 the signal output end letter with exhaust gas compensating controller 8 respectively
It number is input to and to be connected.Flowmeter 3 monitors the gas flow in exhaust gas compensation pipeline 9, and the monitoring of engine speed sensor 6 is started
The revolving speed of machine, throttle position switch 7 monitor throttle position, they are respectively gas flow, engine speed, throttle position
Coherent signal is transported in exhaust gas compensating controller 8.
It is shown in figure, the signal output end of exhaust gas compensating controller 8 is connected with exhaust gas compensation electromagnetic valve 4, exhaust gas compensation
Controller 8 can control the opening and closing and opening size of exhaust gas compensation electromagnetic valve 4 by output signal.
The air compressor 1 of the utility model has self-con-tained unit, and when meeting pressure and reaching setting value, air compressor is automatic
It shuts down, when pressure is less than setting value, air compressor starts automatically, and this self-con-tained unit is the portion of air compressor common configuration
Part belongs to mature technology, repeats no more.
Air compressor capacity is designed by the 15 ~ 20% of engine maximum capacity, and start and stop pressure is set by 2BAR and 4BAR
Fixed, which can adjust for different engines.
2 gas-storing capacity of air accumulator of the utility model is by engine exhaust amount when being worked normally according to exhaust-driven turbo-charger exhaust-gas turbo charger
10 times of designs.
The course of work of the utility model is as follows:
Exhaust gas compensating controller 8 receives the signal of engine speed sensor 6 and throttle position switch 7, when throttle position
After setting the signal that the sending throttle of sensor 7 reaches setting position, start if the signal that engine speed sensor 6 issues is shown
Machine is not up to setting speed, and exhaust gas compensating controller 8 issues signal at this time, and exhaust gas compensation electromagnetic valve 4 is opened, exhaust gas compensation control
Device 8 is according to 3 numerical value real-time control exhaust gas compensation electromagnetic valve of flowmeter, 4 aperture.The compressed air being stored in air accumulator 2 passes through useless
Gas compensation conduit 9 and the exhaust gas being mounted in Engine exhaust pipeline 5 compensation spout spray into Engine exhaust pipeline 5, improve whirlpool
Engine blade wheel revolving speed makes compressor impeller be pressed into more air and enters engine chamber, to increase air-fuel ratio, promotes hair
Motivation power reduces fuel consumption, final to eliminate exhaust-driven turbo-charger exhaust-gas turbo charger slow-speed of revolution hysteresis phenomenon.
The utility model is suitable for four stroke fuel engines of all configuration exhaust-driven turbo-charger exhaust-gas turbo chargers.
The utility model one embodiment is as follows:
The model 4102Q-18D of air compressor 1；
The model LWGY-25 of flowmeter 3；
The model ITV2000 of exhaust gas compensation electromagnetic valve 4；
Engine speed sensor 6 is directly to acquire engine speed sensor signal；
Throttle position switch 7 is directly to acquire efp signal；
The model SPC-STW-S0402CTR of exhaust gas compensating controller 8.
Claims (3)
1. a kind of exhaust gas compensation device of the Studying about Turbocharger of Engine device, it is characterised in that: it include air compressor (1),
Air accumulator (2), exhaust gas compensation conduit (9), exhaust gas compensating controller (8), flowmeter (3), starts exhaust gas compensation electromagnetic valve (4)
Machine speed probe (6), throttle position switch (7), air compressor (1) are connected by pipeline with air accumulator (2), gas storage
Tank (2) is connected by exhaust gas compensation conduit (9) with Engine exhaust pipeline (5), and flow is installed in exhaust gas compensation conduit (9)
Meter (3) and exhaust gas compensation electromagnetic valve (4), engine speed sensor (6), throttle position switch (7) are separately mounted to start
On machine and throttle, flowmeter (3), engine speed sensor (6), throttle position switch (7) signal output end respectively with
Exhaust gas compensating controller (8) is connected, and the signal output end of exhaust gas compensating controller (8) is connected with exhaust gas compensation electromagnetic valve (4)
It connects.
2. the exhaust gas compensation device of the Studying about Turbocharger of Engine device according to claim 1, it is characterised in that: the hair
There is exhaust gas compensation input spout on motivation gas exhaust piping (5), exhaust gas compensation conduit (9) passes through exhaust gas compensation electromagnetic valve (4) and hair
The exhaust gas compensation input spout of motivation gas exhaust piping (5) is connected.
3. the exhaust gas compensation device of the Studying about Turbocharger of Engine device according to claim 1, it is characterised in that: the sky
The capacity of air compressor (1) is the 15 ~ 20% of engine maximum capacity, and the gas-storing capacity of air accumulator (2) is exhaust gas turbocharge
10-15 times of engine exhaust amount when device works normally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821966802.8U CN209115196U (en) | 2018-11-27 | 2018-11-27 | A kind of exhaust gas compensation device of the Studying about Turbocharger of Engine device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821966802.8U CN209115196U (en) | 2018-11-27 | 2018-11-27 | A kind of exhaust gas compensation device of the Studying about Turbocharger of Engine device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209115196U true CN209115196U (en) | 2019-07-16 |
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ID=67206698
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821966802.8U Active CN209115196U (en) | 2018-11-27 | 2018-11-27 | A kind of exhaust gas compensation device of the Studying about Turbocharger of Engine device |
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| CN (1) | CN209115196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375944A (en) * | 2021-06-03 | 2021-09-10 | 哈尔滨工程大学 | Comprehensive test bed system of exhaust gas turbocharger |
-
2018
- 2018-11-27 CN CN201821966802.8U patent/CN209115196U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113375944A (en) * | 2021-06-03 | 2021-09-10 | 哈尔滨工程大学 | Comprehensive test bed system of exhaust gas turbocharger |
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