CN202510210U - High voltage electronic control fuel gas injection single ceramic combustion chamber of diesel engine - Google Patents
High voltage electronic control fuel gas injection single ceramic combustion chamber of diesel engine Download PDFInfo
- Publication number
- CN202510210U CN202510210U CN2011204954148U CN201120495414U CN202510210U CN 202510210 U CN202510210 U CN 202510210U CN 2011204954148 U CN2011204954148 U CN 2011204954148U CN 201120495414 U CN201120495414 U CN 201120495414U CN 202510210 U CN202510210 U CN 202510210U
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- ceramic
- high voltage
- combustion chamber
- metal
- chamber
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- 239000000919 ceramic Substances 0.000 title claims abstract description 41
- 238000002347 injection Methods 0.000 title claims abstract description 34
- 239000007924 injection Substances 0.000 title claims abstract description 34
- 239000002737 fuel gas Substances 0.000 title claims abstract description 16
- 238000002485 combustion reaction Methods 0.000 title abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 61
- 239000007789 gas Substances 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims description 13
- 239000000446 fuel Substances 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005653 Brownian motion process Effects 0.000 abstract 1
- 238000005537 brownian motion Methods 0.000 abstract 1
- 239000003990 capacitor Substances 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 230000001788 irregular Effects 0.000 abstract 1
- 239000000567 combustion gas Substances 0.000 description 13
- 238000010304 firing Methods 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000002679 ablation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
The utility model relates to a combustion chamber of a diesel engine, in particular to a high voltage electronic control fuel gas injection single ceramic combustion chamber of the diesel engine, and belongs to the technical field of internal combustion engines. The high voltage electronic control fuel gas injection single ceramic combustion chamber comprises a ceramic combustion chamber, a ceramic high voltage gas chamber, a fastening screw thread, a metal discharge ring, a gas injection hole, an electrically conductive metal strip, a metal conduction rod, a metal discharge top of the ceramic high voltage gas chamber, a concave ceramic sheet, a high voltage electrostatic generator and a high voltage ignition control board. By adopting the high voltage electronic control fuel gas injection single ceramic combustion chamber, gas molecules can conduct directed motion, so that irregular Brownian motion of the gas molecules in three-dimensional space is changed to the directed motion, a piston is directionally pushed and the work doing efficiency is improved; by adopting the ceramic combustion chamber, a heat dissipation effect is greatly slowed down, the temperature of the combustion chamber is increased, and deflected isothermal expansion in a work doing process of fuel gas is changed to deflected adiabatic expansion, so that the thermal work efficiency is improved; and by adopting a high voltage resistant large capacitor to absorb high voltage pulse currents and then discharge to a power source, electric energy can be saved.
Description
Technical field
The utility model relates to a kind of burning chamber of diesel engine, and particularly a kind of diesel engine high-pressure electricity fuel gas injection list ceramic-lined chamber belongs to technical field of internal combustion engines.
Background technique
The heat energy of existing diesel engine about 25% is discharged through waste gas, and about 35% heat energy is taken away through the water of cooling system, and the heat energy of total nearly approximately 60% can not do work, and the heat energy of real acting is less than 40%.The researcher of countries in the world is devoted to improve the working efficiency of diesel engine always; Since original mentality of designing be confined to let always combustion gas better detonation reach clean-burning purpose; The combustion gas molecule is still still done three dimensional space and is done random Brownian movement in cylinder body, how increasing substantially the thermal efficiency is a problem demanding prompt solution.The present invention is directed to diesel engine characteristic improves.In the existing technology " high-piezoelectricity plasma ceramic combustion engine, application number are 200910094266.6 ", what cylinder integral body adopted is pottery, and ceramic engine is very big owing to the processing technology difficulty, thereby is difficult to realization.
Summary of the invention
The purpose of the utility model provides a kind of diesel engine high-pressure electricity fuel gas injection list ceramic-lined chamber; Can make the combustion gas molecule in cylinder body, become orientation movement by random Brownian movement; Reduce the firing chamber heat radiation, thereby make mechanical efficiency greatly improve, reduce energy consumption.
The technological scheme of the utility model is: a kind of diesel engine high-pressure electricity fuel gas injection list ceramic-lined chamber comprises ceramic-lined chamber 5, ceramic plenum chamber 3, tightens up screw thread 6, metal discharge ring 7, gas jetting hole 8, conductiving metal strip 9, metal transmission rod 15, high-pressure diesel nozzle 20, spill ceramic plate 19, high pressure electrostatic generator 13, fuel injection and high-pressure electric control plate 14.Ceramic-lined chamber 5 is embedded in the metal cylinder cap 4 through tightening up screw thread 6, is provided with ceramic plenum chamber 3 in the ceramic-lined chamber 5.Pottery plenum chamber 3 is the ellipsoid cavity, and high-pressure diesel nozzle 20 is equipped with on ceramic plenum chamber 3 tops, and high-pressure diesel nozzle 20 is connected with metal cylinder cap 44 of metal cylinder caps as minus earth, makes high-pressure diesel nozzle 20 itself constitute minus earth.Pottery plenum chamber 3 bottoms are provided with gas jetting hole 8, and the tip position of gas jetting hole 8 corresponding pistons 11 is inlaid with spill ceramic plate 19.Gas jetting hole 8 outer rims are inlaid with metal discharge ring 7; At metal discharge ring 7 places; Diesel injection face is less than metal discharge ring endoporus 7 areas (diesel injection face refers in particular to the cross section of diesel injection stream here), and metal discharge ring 7 is connected with metal pipe box 17 through conductiving metal strip 9.Be inserted with metal transmission rod 15 in the metal pipe box 17, metal transmission rod epimere is provided with insulating ceramics cover 16, makes metal transmission rod and metal cylinder cap keep insulation.The outer end of metal transmission rod 15 is connected with high pressure electrostatic generator 13.The control signal that fuel injection and high-pressure electric control making sheet 14 provide is transferred to the electric control valve and the high-voltage generator 13 of high-pressure diesel nozzle 20 simultaneously, and DC electrical source 12 provides electric energy for high-voltage generator and fuel injection and high-pressure electric control plate 14.
The said high pressure electrostatic generator 13 of the utility model is the commercially available prod with high voltage ignition control panel 14.
The working principle of the utility model is: the diesel engine compression stroke finishes; When arriving ignition location; Compressed air temperature and pressure in the pottery plenum chamber 3 reach maximum value, and fuel injection and high-pressure electric control making sheet 14 provide electric control valve and the high-voltage generator 13 that an injection signal is transferred to high-pressure diesel nozzle 20.On the one hand, the electric control valve of high-pressure diesel nozzle 20 is opened, high-pressure diesel nozzle 20 injected fuel, and fuel oil comes out with the high-pressure air direct injection, in the process of spraying, oil inflame.On the other hand, high pressure electrostatic generator 13 just sends a plurality of continuous high direct voltage electrical pulses, transfers to metal discharge ring 7 again after process metal transmission rod 15 transfers to metal pipe box 17; Gas between the high-pressure diesel nozzle 20 on metal discharge ring 7 and ceramic plenum chamber 3 tops is breakdown; Auxiliary firing improves combustion efficiency, and it is very even to make that ceramic plenum chamber 3 interior high-pressure gas burn; Burning produces the gas of HTHP, and the combustion gas in the ceramic plenum chamber 3 constitutes low temperature plasma.Meanwhile, after the igniting, get into expansion stroke, piston 11 beginnings are descending, and it is big that piston cavity becomes, and the combustion gas of ceramic plenum chamber 3 is ejected from gas jetting hole 8, burns while spray.Because the fuel gas injection of high temperature, high pressure comes out; Can cause ablation to piston head, the corresponding position at the top of piston 11 is inlaid with spill ceramic plate 19, has so just avoided the high-temperature damage of piston head; Effectively accept simultaneously the pressure of spraying high-pressure gas, effective anti-push piston.
In the acting process, on the one hand, fuel injection and high-pressure electric control making sheet 14 follow procedures send instruction; High pressure electrostatic generator 13 provides high-voltage pulse continuously and since combustion gas the acting process in, high-temperature fuel gas is in ceramic plenum chamber 3 internal combustion; Pottery constitutes heat insulator, and its temperature must be higher than the temperature of metal burner, (cylinder of diesel engine internal combustion temperature is higher than 1700 ℃); Be low-temperature plasma gas; Degree of ionization is less than 1%, but high-voltage pulse punctures the low of the required voltage ratio normal temperature of high-temperature gas, and electric energy consumption is lower.Breakdown combustion gas molecule is the plasma of ionization, is conductor.In the process of conduction, the high-temperature gas molecule is done orientation movement along direction of an electric field, directly promotes piston; On the other hand, the combustion gas of ceramic plenum chamber 3 is ejected from gas jetting hole 8, makes most of gas move along injection direction, in conjunction with above-mentioned two aspect factors, shows as on the macroscopic view that gas molecule is approximate does orientation movement.Gas molecule is originally done random Brownian movement at three dimensional space, does one dimensional motion now.Say that from physics principle when doing Brownian movement, molecule is impartial along the pressure of three dimensions, if molecule is done orientation movement, the pressure of three directions forwards a direction to, and pressure becomes original three times.Fuel gas injection makes mechanical efficiency greatly to improve.
In the process of acting, the firing chamber is the maximum zone of heat radiation, adopts ceramic-lined chamber to slow down cooling effect greatly, has improved chamber temperature, makes the process of combustion gas acting become the deflection adiabatic expansion by the deflection isothermal expansion, has improved heat power efficiency.
The beneficial effect of the utility model is: combustion gas is in the process of acting, and gas molecule is done orientation movement.On the one hand, utilize in the expansion stroke, main combustion process is carried out in ceramic plenum chamber 3, and combustion gas is ejected from gas jetting hole 8.On the other hand, utilize low-temperature plasma gas in the high-voltage electrostatic field, breakdown combustion gas molecule is the plasma of ionization, and plasma gas moves along electric field.Two aspect factors make gas molecule do orientation movement, and gas molecule has become orientation movement in three-dimensional random Brownian movement, directly promotes piston, has improved mechanical efficiency.Adopt ceramic-lined chamber to slow down cooling effect greatly, improved chamber temperature, make the process of combustion gas acting become the deflection adiabatic expansion, improved heat power efficiency by the deflection isothermal expansion.Adopt high voltage bearing big electric capacity to absorb high-voltage pulse current, power supply is given in discharge then, can save electric energy.The utility model is changeed back ceramic cylinder liner of the prior art and is the metal cylinder liner; Consistent with motor general on the market; Only keep the firing chamber and adopt stupalith; Make that combustion chamber temperature can be very high, and the axisymmetric distribution of a little ellipsoid firing chamber of employing, firing chamber, very high practicability had.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the schematic top plan view of the utility model;
Each label is among the figure: 1: exhaust valve, 2: intake valve, 3: ceramic plenum chamber, 4: the metal cylinder cap; 5: ceramic-lined chamber, 6: tighten up screw thread, 7: metal discharge ring, 8: gas jetting hole; 9: conductiving metal strip, 10: metal cylinder body, 11: piston, 12: power supply; 13: high pressure electrostatic generator, 14: fuel injection and high-pressure electric control making sheet, 15: metal transmission rod, 16: the insulating ceramics cover; 17: metal pipe box, 18: ceramic plenum chamber metal discharge top, 19: spill ceramic plate, 20: the high-pressure diesel nozzle.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further, but the content of the utility model is not limited to said scope.
Embodiment 1: a kind of diesel engine high-pressure electricity fuel gas injection list ceramic-lined chamber comprises ceramic-lined chamber 5, ceramic plenum chamber 3, tightens up screw thread 6, metal discharge ring 7, gas jetting hole 8, conductiving metal strip 9, metal transmission rod 15, high-pressure diesel nozzle 20, spill ceramic plate 19, high pressure electrostatic generator 13, fuel injection and high-pressure electric control plate 14.Ceramic-lined chamber 5 is embedded in the metal cylinder cap 4 through tightening up screw thread 6, is provided with ceramic plenum chamber 3 in the ceramic-lined chamber 5.Pottery plenum chamber 3 is the ellipsoid cavity, and high-pressure diesel nozzle 20 is equipped with on ceramic plenum chamber 3 tops, and high-pressure diesel nozzle 20 is connected with metal cylinder cap 44 of metal cylinder caps as minus earth, makes high-pressure diesel nozzle 20 itself constitute minus earth.Pottery plenum chamber 3 bottoms are provided with gas jetting hole 8, and the tip position of gas jetting hole 8 corresponding pistons 11 is inlaid with spill ceramic plate 19.Gas jetting hole 8 outer rims are inlaid with metal discharge ring 7; At metal discharge ring 7 places; Diesel injection face is less than metal discharge ring endoporus 7 areas (diesel injection face refers in particular to the cross section of diesel injection stream here), and metal discharge ring 7 is connected conduction through conductiving metal strip 9 with metal pipe box 17.Be inserted with metal transmission rod 15 in the metal pipe box 17, metal transmission rod epimere is provided with insulating ceramics cover 16, makes metal transmission rod and metal cylinder cap keep insulation.The outer end of metal transmission rod 15 is connected with high pressure electrostatic generator 13.The control signal that fuel injection and high-pressure electric control making sheet 14 provide is transferred to the electric control valve and the high-voltage generator 13 of high-pressure diesel nozzle 20 simultaneously, and DC electrical source 12 provides electric energy for high-voltage generator and fuel injection and high-pressure electric control plate 14.
Claims (3)
1. diesel engine high-pressure electricity fuel gas injection list ceramic-lined chamber is characterized in that: comprise ceramic-lined chamber (5), ceramic plenum chamber (3), tighten up screw thread (6), metal discharge ring (7), gas jetting hole (8), conductiving metal strip (9), metal transmission rod (15), high-pressure diesel nozzle (20), spill ceramic plate (19), high pressure electrostatic generator (13), fuel injection and high-pressure electric control plate (14); Ceramic-lined chamber (5) is embedded in the metal cylinder cap (4) through tightening up screw thread (6); Be provided with ceramic plenum chamber (3) in the ceramic-lined chamber (5); Pottery plenum chamber (3) is the ellipsoid cavity; High-pressure diesel nozzle (20) is equipped with on pottery plenum chamber (3) top, and ceramic plenum chamber (3) bottom is provided with gas jetting hole (8).
2. diesel engine high-pressure electricity fuel gas injection list ceramic-lined chamber according to claim 1, it is characterized in that: the tip position of the corresponding piston of gas jetting hole (8) (11) is inlaid with spill ceramic plate (19).
3. diesel engine high-pressure electricity fuel gas injection list ceramic-lined chamber according to claim 1 and 2; It is characterized in that: gas jetting hole (8) outer rim is inlaid with metal discharge ring (7), and metal discharge ring (7) is connected with metal pipe box (17) through conductiving metal strip (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204954148U CN202510210U (en) | 2011-12-02 | 2011-12-02 | High voltage electronic control fuel gas injection single ceramic combustion chamber of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204954148U CN202510210U (en) | 2011-12-02 | 2011-12-02 | High voltage electronic control fuel gas injection single ceramic combustion chamber of diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202510210U true CN202510210U (en) | 2012-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204954148U Expired - Fee Related CN202510210U (en) | 2011-12-02 | 2011-12-02 | High voltage electronic control fuel gas injection single ceramic combustion chamber of diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202510210U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400770A (en) * | 2011-12-02 | 2012-04-04 | 昆明理工大学 | High-pressure electric fuel gas injection single ceramic combustion chamber of diesel engine |
-
2011
- 2011-12-02 CN CN2011204954148U patent/CN202510210U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400770A (en) * | 2011-12-02 | 2012-04-04 | 昆明理工大学 | High-pressure electric fuel gas injection single ceramic combustion chamber of diesel engine |
| CN102400770B (en) * | 2011-12-02 | 2016-01-13 | 昆明理工大学 | High-pressure electric fuel gas injection single ceramic combustion chamber of diesel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121031 Termination date: 20151202 |
|
| EXPY | Termination of patent right or utility model |