CN206129405U - Engine idling turbocharging system - Google Patents
Engine idling turbocharging system Download PDFInfo
- Publication number
- CN206129405U CN206129405U CN201621145202.6U CN201621145202U CN206129405U CN 206129405 U CN206129405 U CN 206129405U CN 201621145202 U CN201621145202 U CN 201621145202U CN 206129405 U CN206129405 U CN 206129405U
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- Prior art keywords
- air inlet
- air
- valve
- engine
- electromotor
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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 provides an engine idling turbocharging system, includes engine and turbo charger, the air inlet of engine communicates with each other with turbo charger's compressor mouth, the gas vent of engine communicates with each other with the turbine waste gas of engine entry, be provided with electric control three -way valve between the air inlet of engine and the compressor mouth, electric control three -way valve includes main intake hole, bypass air inlet and gas outlet, main intake hole communicates with each other with the compressor mouth, the bypass air inlet communicates with each other with the gas receiver, the gas outlet communicates with each other with the air inlet of engine. This design not only effectively realizes the idling pressure boost, has closed loop feedback system control bypass air intake system's air input moreover.
Description
Technical field
This utility model is related to engine aspirating system, more particularly to a kind of engine idle pressure charging system, concrete to be suitable for
In improving heavy-duty commercial vehicle diesel engine dynamic property, security performance, climbing capacity and comfortableness.
Background technology
With the development of motor transport service, heavy-duty commercial vehicle applies more and more on hill path, accordingly to heavy loading
The climbing capacity and cost-effectiveness requirement of car is also improved constantly.It is at present most of that engine combustion is allowed using turbo charged mode
It is more abundant, and then lift electromotor dynamic property.But turbocharging gas handling system, under auto idle speed state, boost performance is not
Substantially, during automobile is from idling to the accelerator of traveling, the admission pressure of turbocharger cannot meet the air inlet need of electromotor
Ask, not only cause automobile starting to be short of power, and cause the more harmful gass of the insufficient generation of fuel oil burning.
Chinese patent application publication No. is CN101446228A, and Shen Qing Publication day is that the patent of invention on June 3rd, 2009 is public
A kind of electronic and turbo double-intake supercharging device for electromotor is opened, it is characterized in that being linked in sequence air filter by air inlet pipe
Clear device, electric booster, one end of turbine inflow bypass valve and turbocharger, the other end of turbine inflow bypass valve bypasses whirlpool
Wheel supercharger connection air throttle, air throttle connection inlet manifold, inlet manifold connection cylinder, cylinder is connected respectively by outlet manifold
One end of turbocharger and exhaust by-pass valve is connect, the other end of exhaust by-pass valve bypasses turbocharger connection exhaustor.Though
So the invention can solve the problem that problem of the idling mode for QI-insufficiency, but it still suffers from following defect：
The invention needs to set up electric booster in addition, and structure is complex, and electric booster is together with turbocharger
, there is each other interference in work, reliability is low.
The content of the invention
The purpose of this utility model is the problem for overcoming supercharging equipment pipeline present in prior art complicated, there is provided one
Plant the simple engine idle pressure charging system of pipeline.
To realize object above, technical solution of the present utility model is：
A kind of engine idle pressure charging system, including electromotor and turbocharger, the air inlet of the electromotor and whirlpool
The exhaust outlet of compressor of wheel supercharger is communicated, and the air vent of the electromotor is communicated with the turbine exhaust entrance of electromotor；
Electrocontrolled tee valve, the Electrocontrolled tee valve bag are provided between the air inlet and exhaust outlet of compressor of the electromotor
Include primary air inlet, bypass air inlet and gas outlet, the primary air inlet is communicated with exhaust outlet of compressor, the bypass air inlet and
Gas receiver is communicated, and the gas outlet communicates with the air inlet of electromotor.
First pressure sensor and second pressure sensor, the first pressure sensing are provided with the Electrocontrolled tee valve
Device is arranged at primary air inlet, and the second pressure sensor is arranged at threeway valve air gate, the first pressure sensor
It is connected with ECU controllers with the signal output part of second pressure sensor.
Choke valve is provided with the bypass air inlet, the control end of the Electrocontrolled tee valve is electrically connected with ECU controllers.
The primary air inlet of the Electrocontrolled tee valve is communicated by charge air cooler with the exhaust outlet of compressor of turbocharger.
The bypass air inlet of the Electrocontrolled tee valve is communicated by air filter with the outlet side of gas receiver.
The inlet end of the gas receiver is communicated with the gas outlet of air compressor.
Exsiccator is provided between the gas outlet of the air compressor and the inlet end of gas receiver.
Compared with prior art, the beneficial effects of the utility model are：
1st, in a kind of engine idle pressure charging system of this utility model between engine intake and exhaust outlet of compressor
Electrocontrolled tee valve is set, and it is electromotor supply that the compressed air in gas receiver is introduced into three-way valve from bypass, and gas receiver can be
Turbocharger is supplied to supplement electromotor during QI-insufficiency and supplied, and while improving the quantity combusted of fuel oil in electromotor, realizes energy-conservation
Reduce discharging.Therefore, the design can realize that idling is pressurized, and effectively improve efficiency of combustion.
2nd, it is furnished with special Pneumatic booster gas receiver in a kind of engine idle pressure charging system of this utility model, by gas receiver
Directly supply, original system compressed air load is reduced, so as to ensure car load normally travel and braking.Therefore, the design
Can be stable, reliability is high.
3rd, the control end and ECU controllers of Electrocontrolled tee valve are electrically connected in a kind of engine idle pressure charging system of this utility model
Connect, the signal output part of first pressure sensor and second pressure sensor is connected with ECU controllers, ECU controller roots
The air inflow for bypassing air inlet in three-way valve is adjusted according to the feedback of pressure transducer, realizes closed loop feedback.Therefore, originally set
Meter effectively guarantees the stable operation of electromotor using real adjusting engine air input during closed loop feedback.
4th, first pressure sensor and second pressure sensor are equal in a kind of engine idle pressure charging system of this utility model
It is built in Electrocontrolled tee valve, without the need for sensor stand, effectively simplifies installation step.Therefore, the design integrated level is high, assemble letter
It is single.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of Electrocontrolled tee valve in Fig. 1.
In figure：Electromotor 1, turbocharger 2, contracting machine air vent 21, turbine exhaust entrance 22, Electrocontrolled tee valve 3, master enter
QI KOU 31, bypass air inlet 32, threeway valve air gate 33, first pressure sensor 34, second pressure sensor 35, choke valve
36th, gas receiver 4, charge air cooler 5, air filter 6, exsiccator 7, air compressor 8, ECU controllers 9.
Specific embodiment
This utility model is described in further detail below in conjunction with description of the drawings and specific embodiment.
Referring to Fig. 1, Fig. 2, a kind of engine idle pressure charging system, including electromotor 1 and turbocharger 2, it is described to start
The air inlet of machine 1 is communicated with the exhaust outlet of compressor 21 of turbocharger 2, the air vent of the electromotor 1 and the whirlpool of electromotor 1
Wheel exhaust gas entrance 22 is communicated；
Electrocontrolled tee valve 3, the automatically controlled threeway are provided between the air inlet and exhaust outlet of compressor 21 of the electromotor 1
Valve 3 includes primary air inlet 31, bypass air inlet 32 and threeway valve air gate 33, the primary air inlet 31 and exhaust outlet of compressor 21
Communicate, the bypass air inlet 32 is communicated with gas receiver 4, and the threeway valve air gate 33 is communicated with the air inlet of electromotor 1.
First pressure sensor 34 and second pressure sensor 35, first pressure are provided with the Electrocontrolled tee valve 3
Force transducer 34 is arranged at primary air inlet 31, and the second pressure sensor 35 is arranged at threeway valve air gate 33, described
The signal output part of first pressure sensor 34 and second pressure sensor 35 is connected with ECU controllers 9.
Choke valve 36, control end and the ECU controllers 9 of the Electrocontrolled tee valve 3 are provided with the bypass air inlet 32
Electrical connection.
The primary air inlet 31 of the Electrocontrolled tee valve 3 passes through the phase of exhaust outlet of compressor 21 of charge air cooler 5 and turbocharger 2
It is logical.
The bypass air inlet 32 of the Electrocontrolled tee valve 3 is communicated by air filter 6 with the outlet side of gas receiver 4.
The inlet end of the gas receiver 4 is communicated with the gas outlet of air compressor 8.
Exsiccator 7 is provided between the gas outlet of the air compressor 8 and the inlet end of gas receiver 4.
Principle of the present utility model is described as follows：
The choke valve 36 can control the aperture for bypassing air inlet 32, so as to control to bypass the air inflow of air inlet 32.
When in use ECU controllers 9 according to throttle control signal, engine rotational speed signal and first pressure sensor 34,
The aperture of the feedback control choke valve 36 of the pressure signal of second pressure sensor 35, improves engine transient performance.
Embodiment 1：
A kind of engine idle pressure charging system, including electromotor 1 and turbocharger 2, the air inlet of the electromotor 1 with
The exhaust outlet of compressor 21 of turbocharger 2 is communicated, the air vent of the electromotor 1 and the turbine exhaust entrance 22 of electromotor 1
Communicate；Electrocontrolled tee valve 3, the Electrocontrolled tee valve 3 are provided between the air inlet and exhaust outlet of compressor 21 of the electromotor 1
Including primary air inlet 31, bypass air inlet 32 and threeway valve air gate 33, the primary air inlet 31 and the phase of exhaust outlet of compressor 21
Logical, the bypass air inlet 32 is communicated with gas receiver 4, and the threeway valve air gate 33 is communicated with the air inlet of electromotor 1；It is described
The primary air inlet 31 of Electrocontrolled tee valve 3 is communicated by charge air cooler 5 with the exhaust outlet of compressor 21 of turbocharger 2.
Embodiment 2：
Its difference substantially the same manner as Example 1 of embodiment 2 is：
First pressure sensor 34 and second pressure sensor 35, first pressure are provided with the Electrocontrolled tee valve 3
Force transducer 34 is arranged at primary air inlet 31, and the second pressure sensor 35 is arranged at threeway valve air gate 33, described
The signal output part of first pressure sensor 34 and second pressure sensor 35 is connected with ECU controllers 9；It is described bypass into
Choke valve 36 is provided with QI KOU 32, the control end of the Electrocontrolled tee valve 3 is electrically connected with ECU controllers 9.
Embodiment 3：
Its difference substantially the same manner as Example 2 of embodiment 3 is：
The bypass air inlet 32 of the Electrocontrolled tee valve 3 is communicated by air filter 6 with the outlet side of gas receiver 4；Institute
The inlet end for stating gas receiver 4 is communicated with the gas outlet of air compressor 8；The gas outlet of the air compressor 8 and gas receiver 4
Exsiccator 7 is provided between inlet end.
Claims (7)
1. a kind of engine idle pressure charging system, including electromotor（1）And turbocharger（2）, the electromotor（1）Air inlet
Mouth and turbocharger（2）Exhaust outlet of compressor（21）Communicate, the electromotor（1）Air vent and electromotor（1）Whirlpool
Wheel exhaust gas entrance（22）Communicate, it is characterised in that：
The electromotor（1）Air inlet and exhaust outlet of compressor（21）Between be provided with Electrocontrolled tee valve（3）, described automatically controlled three
Port valve（3）Including primary air inlet（31）, bypass air inlet（32）With threeway valve air gate（33）, the primary air inlet（31）With pressure
Contracting machine air vent（21）Communicate, the bypass air inlet（32）With gas receiver（4）Communicate, the threeway valve air gate（33）With send out
Motivation（1）Air inlet communicate.
2. a kind of engine idle pressure charging system according to claim 1, it is characterised in that：
The Electrocontrolled tee valve（3）Inside it is provided with first pressure sensor（34）With second pressure sensor（35）, described first
Pressure transducer（34）It is arranged at primary air inlet（31）Place, the second pressure sensor（35）It is arranged at threeway valve air gate
（33）Place, the first pressure sensor（34）With second pressure sensor（35）Signal output part with ECU controllers（9）
It is connected.
3. a kind of engine idle pressure charging system according to claim 2, it is characterised in that：
The bypass air inlet（32）Place is provided with choke valve（36）, the Electrocontrolled tee valve（3）Control end and ECU controllers
（9）Electrical connection.
4. a kind of engine idle pressure charging system according to claim 2, it is characterised in that：
The Electrocontrolled tee valve（3）Primary air inlet（31）By charge air cooler（5）With turbocharger（2）Exhaust outlet of compressor
（21）Communicate.
5. a kind of engine idle pressure charging system according to claim 1,2,3 or 4, it is characterised in that：
The Electrocontrolled tee valve（3）Bypass air inlet（32）By air filter（6）With gas receiver（4）Outlet side phase
It is logical.
6. a kind of engine idle pressure charging system according to claim 5, it is characterised in that：
The gas receiver（4）Inlet end and air compressor（8）Gas outlet communicate.
7. a kind of engine idle pressure charging system according to claim 6, it is characterised in that：
The air compressor（8）Gas outlet and gas receiver（4）Inlet end between be provided with exsiccator（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621145202.6U CN206129405U (en) | 2016-10-21 | 2016-10-21 | Engine idling turbocharging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621145202.6U CN206129405U (en) | 2016-10-21 | 2016-10-21 | Engine idling turbocharging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206129405U true CN206129405U (en) | 2017-04-26 |
Family
ID=58574147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621145202.6U Active CN206129405U (en) | 2016-10-21 | 2016-10-21 | Engine idling turbocharging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206129405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209619A (en) * | 2017-06-30 | 2019-01-15 | 现代自动车株式会社 | Vehicle air feedway and air supplying method |
-
2016
- 2016-10-21 CN CN201621145202.6U patent/CN206129405U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209619A (en) * | 2017-06-30 | 2019-01-15 | 现代自动车株式会社 | Vehicle air feedway and air supplying method |
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