CN206845308U - A kind of engine system - Google Patents
A kind of engine system Download PDFInfo
- Publication number
- CN206845308U CN206845308U CN201720716479.8U CN201720716479U CN206845308U CN 206845308 U CN206845308 U CN 206845308U CN 201720716479 U CN201720716479 U CN 201720716479U CN 206845308 U CN206845308 U CN 206845308U
- Authority
- CN
- China
- Prior art keywords
- compressor
- pipe
- cylinder
- engine system
- turbine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 229910001868 water Inorganic materials 0.000 claims abstract description 66
- 230000001914 calming effect Effects 0.000 claims description 9
- 230000003584 silencer Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 3
- 230000003197 catalytic effect Effects 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 9
- 239000007921 spray Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Supercharger (AREA)
Abstract
The utility model discloses a kind of engine system, including cylinder, inlet manifold, cylinder intake pipe, cylinder exhaust pipe, compressor and the turbine that compressor can be driven to operate;Inlet manifold is connected on cylinder, and cylinder intake pipe is connected between inlet manifold and compressor;Cylinder exhaust pipe is connected with cylinder, and turbine is connected on cylinder exhaust pipe, and turbine is also connected with compressor;Compressor air inlet machine pipe is additionally provided with compressor;Water injector is additionally provided between cylinder intake pipe and compressor air inlet machine pipe;Water injector includes pressure water tank, and pressure water tank is connected by connecting pipe with cylinder intake pipe, and the water jet for being sprayed water into compressor air inlet machine pipe is additionally provided with pressure water tank.By reducing intake air temperature, charging efficiency can be improved, the efficiency of turbine, compressor can also be improved by reducing combustion knock trend and delivery temperature, the decline of intake air temperature.
Description
Technical field
It the utility model is related to power train in vehicle application feed system technical field, more particularly to a kind of engine system.
Background technology
Small displacement engine with supercharger is one of mainstream development direction of current car combustion engine, at the same use high compression ratio with
Improve efficiency of combustion.This causes the increase of internal combustion engine intensity, the increase of pinking trend, and delivery temperature rises.
In order to prevent high engine load operating mode, delivery temperature is avoided to bear the limit, prior art more than exhaust side part
The mode of middle generally use fuel oil enriching reduces row's temperature.
But fuel oil enriching can cause to burn insufficient, engine carbon hydrogen mixture and granular material discharged exponentially increase.
Increasingly harsh with Abgasgesetz, fuel oil enriching is increasingly difficult to meet the requirement of Abgasgesetz.
Utility model content
The defects of the purpose of this utility model is to overcome in the prior art, there is provided one kind can reduce engine exhaust temperature
Degree, cost is low, the simple engine system of manipulation.
Technical solutions of the utility model provide a kind of engine system, including cylinder, inlet manifold, cylinder intake pipe, gas
Cylinder blast pipe, compressor and the turbine that the compressor operating can be driven;The inlet manifold is connected on the cylinder,
The cylinder intake pipe is connected between the inlet manifold and the compressor;The cylinder exhaust pipe connects with the cylinder
Connect, the turbine is connected on the cylinder exhaust pipe, and the turbine is also connected with the compressor;In the compressor
On be additionally provided with compressor air inlet machine pipe;Water spray dress is additionally provided between the cylinder intake pipe and the compressor air inlet machine pipe
Put;The water injector includes pressure water tank, and the pressure water tank is connected by connecting pipe with the cylinder intake pipe, in institute
State the water jet being additionally provided with pressure water tank for being sprayed water into the compressor air inlet machine pipe.
Further, the water jet has nozzle, the axis of the center line of the nozzle and the compressor air inlet machine pipe
Overlap.
Further, it is provided with one-way cock on the connecting pipe.
Further, the one-way cock includes the valve positioner for controlling the one-way cock switch, in institute
State in cylinder intake pipe and be provided with baroceptor;The baroceptor communicates to connect with the valve positioner.
Further, the machine controller of calming the anger for controlling the compressor switch is additionally provided with the compressor;
Hygrosensor is provided with the cylinder intake pipe;The hygrosensor and the machine controller communication connection of calming the anger.
Further, the engine system also includes ternary catalyzing unit, the ternary catalyzing unit and the turbine
Exhaust outlet is connected by the first pipeline.
Further, the engine system also includes silencer, the exhaust of the silencer and the ternary catalyzing unit
Mouth is connected by second pipe.
Using above-mentioned technical proposal, have the advantages that:
Engine system provided by the utility model, the water in pressure water tank is sprayed on front side of compressor by water jet
In compressor air inlet machine pipe, enter compressor with entering after the fresh air in compressor air inlet machine pipe mixes, under compressor effect,
Water can gasify heat absorption, so as to reduce intake air temperature, by reducing intake air temperature, can improve charging efficiency, reduce engine
Pinking trend and delivery temperature, the decline of intake air temperature can also improve the efficiency of turbine, compressor.
Brief description of the drawings
Fig. 1 is the schematic diagram for the engine system that the embodiment of the utility model one provides;
Fig. 2 is compressor and water jet assembling schematic diagram;
Fig. 3 is that valve positioner communicates to connect schematic diagram with baroceptor;
Fig. 4 communicates to connect schematic diagram for machine controller of calming the anger with hygrosensor.
The reference table of comparisons:
1- cylinders;11- inlet manifold;12- cylinder intake pipes;
121- baroceptors;122- hygrosensors;2- compressors;
21- compressor air inlet machine pipes;22- calms the anger machine controller;3- turbines;
4- water injectors;41- pressure water tanks;42- water jets;
421- nozzles;43- connecting pipes;44- one-way cocks;
441- valve positioners;5- ternary catalyzing units;The pipelines of 51- first;
6- silencers;61- second pipes.
Embodiment
Further illustrate specific embodiment of the present utility model below in conjunction with the accompanying drawings.Wherein identical parts phase
Same reference represents.It should be noted that below description in use word "front", "rear", "left", "right", " on " and
" under " direction in accompanying drawing is referred to, word " interior " and " outer " are referred respectively to towards or away from the side of particular elements geometric center
To.
As shown in figure 1, a kind of engine system that the embodiment of the utility model one provides, including cylinder 1, inlet manifold
11st, cylinder intake pipe 12, cylinder exhaust pipe 13, compressor 2 and the turbine 3 that compressor 2 can be driven to operate.
Inlet manifold 11 is connected on cylinder 1, and cylinder intake pipe 12 is connected between inlet manifold 11 and compressor 2.
Cylinder exhaust pipe 13 is connected with cylinder 1, and turbine 3 is connected on cylinder exhaust pipe 13, and turbine 3 is gone back and compressor
2 connections.
Compressor air inlet machine pipe 21 is additionally provided with compressor 2.
Wherein, water injector 4 is additionally provided between cylinder intake pipe 12 and compressor air inlet machine pipe 21.
Water injector 4 includes pressure water tank 41, and pressure water tank 41 is connected by connecting pipe 43 with cylinder intake pipe 12,
The water jet 42 for being sprayed water into compressor air inlet machine pipe 21 is additionally provided with pressure water tank 41.
It that is to say, the engine system is mainly made up of cylinder 1, compressor 2, turbine 3 and water injector 4.
Cylinder 1 has cylinder intake pipe 12 and cylinder exhaust pipe 13, and turbine 3 is arranged on cylinder exhaust pipe 13.
Be additionally provided with inlet manifold 11 on cylinder 1, cylinder intake pipe 12 be connected to compressor 2 and inlet manifold 11 it
Between, compressor air inlet machine pipe 21 is provided with compressor 2.
Compressor 2 is done work using the blade of rotation at a high speed to air, to improve air pressure.Turbine 3 is by using useless
Fuel vapour is blown into engine by gas, to improve the performance of engine, and drives compressor 2 to do work or drive compressor 2 to operate.
Ozone after the pressurization of compressor 2 through in compressor air inlet machine pipe 21, being sent into cylinder intake pipe 12, Ran Houjing
Inlet manifold 11, which enters in cylinder 1, is done work, and caused waste gas is discharged after cylinder exhaust pipe 13 enters in turbine 3 and utilized afterwards
It is outside.
In order to be lowered into the temperature of air in cylinder intake pipe 12, in cylinder intake pipe 12 and compressor air inlet machine pipe 21
Between be additionally provided with water injector 4.
Water injector 4 includes pressure water tank 41, and for pressure water tank 41 to hold the pressurized tank of water, it can be with pressure of the prior art
Power tank.
Pressure water tank 41 is connected by connecting pipe 43 with cylinder intake pipe 12, and spray is additionally provided with pressure water tank 41
Hydrophone 42, water jet 42 are used to spray water into compressor air inlet machine pipe 21.
After the pressure in cylinder intake pipe 12 reaches designated value (for example, 2.5bar), by the gas in cylinder intake pipe 12
Body is introduced in pressure water tank 41 by connecting pipe 43, and pressure-air pressurizes to the water in pressure water tank 41, by water through water jet
42 spray into compressor air inlet machine pipe 21, enter compressor 2 with entering after the fresh air in compressor air inlet machine pipe 21 mixes, are pressing
Under mechanism of qi 2 acts on, water can gasify heat absorption, so as to reduce intake air temperature, and improve ambient humidity.
By reducing intake air temperature, charging efficiency can be improved, combustion knock trend and delivery temperature is reduced, enters temperature
The decline of degree can also improve the efficiency of turbine, compressor.
Suitable boost pressure and water jet are selected, water can be sprayed in the form of atomization.
It is preferred that as shown in Fig. 2 water jet 42 has nozzle 421, center line and the compressor air inlet machine pipe 12 of nozzle 421
Axis overlap, can at utmost strengthen water spray effect, reduce intake air temperature.
It is preferred that as shown in figure 1, one-way cock 44 is provided with connecting pipe 43, for according to cylinder intake pipe 12
Interior opened by pressure or closing connecting pipe 43, controls whether to need the gases at high pressure in connecting pipe 43 introducing pressure water tank
In 41.
It is preferred that as shown in figure 3, one-way cock 44 includes the valve positioner for controlling one-way cock 44 to switch
441, baroceptor 121 is provided with cylinder intake pipe 12, baroceptor 12 communicates to connect with valve positioner 441.
Baroceptor 121 is used to monitor the air pressure in cylinder intake pipe 12, when it monitors the gas in cylinder intake pipe 12
When pressure reaches preset value, then signal is sent to valve positioner 441, valve positioner 441 controls one-way cock 44 to open, otherwise
One-way cock 44 remains turned-off, convenient control.
The communication connection being previously mentioned in the utility model is that signal is connected or electrically connected or wire connects, and it is two parts
Between a kind of connected mode.
It is preferred that as shown in figure 4, the machine controller of calming the anger for controlling compressor 2 to switch is additionally provided with compressor 2
22, hygrosensor 122 is provided with cylinder intake pipe 12, hygrosensor 122 communicates to connect with machine controller 22 of calming the anger.
Hygrosensor 122 is used to monitor the temperature in cylinder intake pipe 12, the temperature in monitoring cylinder intake pipe 12
During less than preset value, then signal is sent to machine controller 22 of calming the anger, machine controller 22 of calming the anger closes compressor 2, avoids enter into
Water can not be gasified, and is prevented the water of liquid from entering in cylinder 1, be ensure that the safe operation of system.
It is preferred that as shown in figure 1, the engine system also includes ternary catalyzing unit 5, ternary catalyzing unit 5 and turbine 3
Exhaust outlet connected by the first pipeline 51.Ternary catalyzing unit 5 is used to purify the waste gas discharged through turbine 3, by tail
The pernicious gases such as CO, HC and NOx in gas are changed into harmless carbon dioxide, water and nitrogen by oxidation and reduction.
It is preferred that as shown in figure 1, the engine system also includes silencer 6, the row of silencer 6 and ternary catalyzing unit 5
Gas port is connected by second pipe 61.Silencer 6 is used for the noise for reducing, reducing or organizing waste gas, improves driving experience.
Sprayed water by water jet 42 into cylinder intake pipe 12, also shared the cooling work(of cooler in inlet manifold 11
Can, therefore the relatively low model of heat radiation power can be selected in middle cooler type selecting, further, reduce the cost of engine.
Source of the water jet 42 by the use of the gases at high pressure in cylinder intake pipe 12 as irrigation pressure, without extra increase water
Pump, it reduce further cost.
As needed, above-mentioned each technical scheme can be combined, to reach best-of-breed technology effect.
Above-described is only principle and preferred embodiment of the present utility model.It should be pointed out that for the general of this area
For logical technical staff, on the basis of the utility model principle, some other modifications can also be made, also should be regarded as this practicality
New protection domain.
Claims (7)
1. a kind of engine system, including cylinder, inlet manifold, cylinder intake pipe, cylinder exhaust pipe, compressor and can drive
The turbine of the compressor operating;
The inlet manifold is connected on the cylinder, and the cylinder intake pipe is connected to the inlet manifold and the compressor
Between;
The cylinder exhaust pipe is connected with the cylinder, and the turbine is connected on the cylinder exhaust pipe, the turbine
Also it is connected with the compressor;
Compressor air inlet machine pipe is additionally provided with the compressor;
Characterized in that, it is additionally provided with water injector between the cylinder intake pipe and the compressor air inlet machine pipe;
The water injector includes pressure water tank, and the pressure water tank is connected by connecting pipe with the cylinder intake pipe,
The water jet for being sprayed water into the compressor air inlet machine pipe is additionally provided with the pressure water tank.
2. engine system according to claim 1, it is characterised in that the water jet has nozzle, the nozzle
Center line overlaps with the axis of the compressor air inlet machine pipe.
3. engine system according to claim 1, it is characterised in that be provided with check valve on the connecting pipe
Door.
4. engine system according to claim 3, it is characterised in that the one-way cock includes described for controlling
The valve positioner of one-way cock switch, baroceptor is provided with the cylinder intake pipe;
The baroceptor communicates to connect with the valve positioner.
5. engine system according to claim 1, it is characterised in that be additionally provided with the compressor for controlling
The machine controller of calming the anger of the compressor switch;
Hygrosensor is provided with the cylinder intake pipe;
The hygrosensor and the machine controller communication connection of calming the anger.
6. engine system according to claim 1, it is characterised in that the engine system also includes three-element catalytic
Device, the ternary catalyzing unit are connected with the exhaust outlet of the turbine by the first pipeline.
7. engine system according to claim 6, it is characterised in that the engine system also includes silencer, institute
The exhaust outlet that silencer is stated with the ternary catalyzing unit is connected by second pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720716479.8U CN206845308U (en) | 2017-06-19 | 2017-06-19 | A kind of engine system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720716479.8U CN206845308U (en) | 2017-06-19 | 2017-06-19 | A kind of engine system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206845308U true CN206845308U (en) | 2018-01-05 |
Family
ID=60801835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720716479.8U Expired - Fee Related CN206845308U (en) | 2017-06-19 | 2017-06-19 | A kind of engine system |
Country Status (1)
Country | Link |
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CN (1) | CN206845308U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112177717A (en) * | 2020-09-16 | 2021-01-05 | 合肥工业大学 | Three-way catalytic system of equivalent ratio natural gas combustion engine and design method thereof |
CN115388039A (en) * | 2022-08-02 | 2022-11-25 | 哈尔滨工程大学 | Controllable water spraying temperature reduction device based on high-pressure exhaust driving of gas compressor |
-
2017
- 2017-06-19 CN CN201720716479.8U patent/CN206845308U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112177717A (en) * | 2020-09-16 | 2021-01-05 | 合肥工业大学 | Three-way catalytic system of equivalent ratio natural gas combustion engine and design method thereof |
CN115388039A (en) * | 2022-08-02 | 2022-11-25 | 哈尔滨工程大学 | Controllable water spraying temperature reduction device based on high-pressure exhaust driving of gas compressor |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 |