CN102748077B - Small-clearance volume explosion-exhaust engine - Google Patents
Small-clearance volume explosion-exhaust engine Download PDFInfo
- Publication number
- CN102748077B CN102748077B CN201210210751.7A CN201210210751A CN102748077B CN 102748077 B CN102748077 B CN 102748077B CN 201210210751 A CN201210210751 A CN 201210210751A CN 102748077 B CN102748077 B CN 102748077B
- Authority
- CN
- China
- Prior art keywords
- piston
- clearance volume
- cylinder
- little clearance
- pressure air
- 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.)
- Active
Links
Landscapes
- Supercharger (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Abstract
The invention discloses a small-clearance volume explosion-exhaust engine which comprises a high-pressure air source and an explosion-exhaust piston working mechanism, wherein the high-pressure air source is communicated with an air cylinder of the explosion-exhaust piston working mechanism through an inflation valve; the air cylinder is communicated with an exhaust channel through an exhaust valve; a piston of the explosion-exhaust piston working mechanism is arranged in the air cylinder; and when the piston is positioned at the top dead center, the ratio of the upper volume of the piston to the sectional area of the piston is less than 5mm. The small-clearance volume explosion-exhaust engine disclosed by the invention has the characteristics of large torque and high efficiency and has wide application prospects.
Description
Technical field
The present invention relates to field of internal combustion engine, especially a kind of burst emission engine.
Background technique
In traditional combustion engine, due to the restriction of its structure and endless form, piston is in the time of top dead center, piston top volume (being clearance volume) is larger, this increases crank angle, and when descent of piston, piston top volume further increases when being formed on piston bent axle being had to considerable moment, piston top gas pressure obviously declines, the therefore moment of torsion of motor and limited efficiency.Therefore, need to invent a kind of new work engine.
Summary of the invention
In order to address the above problem, the technological scheme that the present invention proposes is as follows:
A kind of little clearance volume burst emission engine, comprise high-pressure air source and quick-fried row's piston acting mechanism, described high-pressure air source is communicated with through the cylinder of Inflation door and described quick-fried row's piston acting mechanism, described cylinder is communicated with air outlet flue through exhaust valve, the piston of described quick-fried row's piston acting mechanism is arranged in described cylinder, and the top volume of the described piston in the time of top dead center is less than 5mm with the ratio of the sectional area of described piston.
Optionally, the ratio (V/S) of the top volume (V) of the described piston of above-mentioned piston in the time of top dead center and the sectional area (S) of described piston can also be less than 4.8mm, 4.6mm, 4.4mm, 4.2mm, 4.0mm, 3.8mm, 3.6mm, 3.4mm, 3.2mm, 3.0mm, 2.8mm, 2.6mm, 2.4mm, 2.2mm, 2.0mm, 1.8mm, 1.6mm, 1.4mm, 1.2mm, 1.0mm, 0.8mm, 0.6mm, 0.4mm or be less than 0.2mm.
A kind of little clearance volume burst emission engine, comprise high-pressure air source and quick-fried row's piston acting mechanism, described high-pressure air source is communicated with through the cylinder of Inflation door and described quick-fried row's piston acting mechanism, described cylinder is communicated with air outlet flue through exhaust valve, the piston of described quick-fried row's piston acting mechanism is arranged in described cylinder, and the top volume of the described piston in the time of top dead center is less than 5:100 with the ratio of the product of the sectional area of described piston and the diameter of described piston.
Optionally, the ratio (V/(S × D) of the product of the diameter (D) of the top volume (V) of the described piston of above-mentioned piston in the time of top dead center and the sectional area (S) of described piston and described piston) can also be less than 4.8:100, 4.6:100, 4.4:100, 4.2:100, 4.0:100, 3.8:100, 3.6:100, 3.4:100, 3.2:100, 3.0:100, 2.8:100, 2.6:100, 2.4:100, 2.2:100, 2.0:100, 1.8:100, 1.6:100, 1.4:100, 1.2:100, 1.0:100, 0.8:100, 0.6:100, 0.4:100 or be less than 0.2:100.
Optionally, described high-pressure air source is made as continuous combustion chambers, external combustion working medium generator, high pressurized gas or mixed-burned gas liquefaction high pressure air feed system.
Further, on described cylinder, establish fuel inlet.
Further, on described cylinder, establish ignition mechanism.
Optionally, described Inflation door is made as external-open Inflation door.
Further, on described air outlet flue, establish impeller power machine structure.
Optionally, described high-pressure air source is made as continuous combustion chambers, and the excess air factor of described continuous combustion chambers is less than 1.95.
Optionally, described high-pressure air source is made as continuous combustion chambers, and the bearing capacity of described continuous combustion chambers is greater than 5MPa.
Optionally, be provided with in the structure of fuel inlet and/or ignition mechanism on described cylinder, described Inflation door can be made as cylinder inner high voltage Inflation door.
Principle of the present invention is: reduce as far as possible the top volume of described piston in the time of top dead center, crank angle is increased, described descent of piston is to a certain extent time, above described piston, forming a constant volume pours for the gas in high-pressure air source or reacts space is provided for combustion chemistry, make so described piston in the time that bent axle is had to the position of certain moment, in described cylinder, keep the high pressure conditions of gas, and then improve moment of torsion and the efficiency of motor.
The working procedure of little clearance volume burst emission engine disclosed in this invention is: the pressurized gas working medium in described high pressurized gas is under the control of described Inflation door, when described piston starts to leave top dead center when descending, start to be filled with in described cylinder, when described pressurized gas working medium is filled with described cylinder and reaches set amount, described Inflation door is closed, the described pressurized gas working medium direct expansion being now charged in described cylinder promotes described piston acting or reacts rear expansion with fuel generation combustion chemistry to promote described piston acting, working medium after acting enters described air outlet flue by described exhaust valve, exhaust valve closing described in the time that exhaust completes, described little clearance volume burst emission engine enters next cyclic process.
In the present invention, in the structure that is provided with continuous combustion chambers, can make the indoor excess air factor of described continuous burning be less than 1.90,1.85,1.80,1.75,1.70,1.65,1.60,1.55,1.50,1.45,1.40,1.35,1.30,1.25,1.20,1.15,1.10 or be less than 1.05, or equal 1.
In some technological scheme disclosed in this invention, owing to having adopted continuous combustion chambers, therefore can significantly reduce excess air factor, the reducing of excess air factor can make the volume and weight of diesel engine significantly reduce, and then reduction cost, the efficiency of the delivery systems such as raising vehicle.
In the present invention, can make the bearing capacity of described continuous combustion chambers be greater than 5MPa, 5.5MPa, 6MPa, 6.5MPa, 7MPa, 7.5MPa, 8MPa, 8.5MPa, 9MPa, 9.5MPa, 10MPa, 10.5MPa, 11MPa, 11.5MPa, 12MPa, 12.5MPa, 13MPa, 13.5MPa, 14MPa, 14.5MPa, 15MPa, 15.5MPa, 16MPa, 16.5MPa, 17MPa, 17.5MPa, 18MPa, 18.5MPa, 19MPa, 20MPa, 20.5MPa, 21MPa, 21.5MPa, 22MPa, 22.5MPa, 23MPa, 23.5MPa, 24MPa, 24.5MPa, 25MPa, 25.5MPa, 26MPa, 26.5MPa, 27MPa, 27.5MPa, 28MPa, 28.5MPa, 29MPa, 29.5MPa or be greater than 30MPa.
In the present invention, so-called burst emission engine refers to does not have compression stroke, utilization is filled with a certain amount of pressurized gas working medium direct expansion acting of cylinder or utilizes a certain amount of pressurized gas working medium that the is filled with cylinder acting that occurs in cylinder with fuel to expand after combustion chemistry react, then gas working medium after expansion is done work is through the cylinder piston mechanism of exhaust valve discharge cylinder.
In the present invention, so-called continuous combustion chambers refers to the firing chamber that can recur burning heat-producing chemical reaction in it.
In the present invention, so-called top volume refers to the volume in the space being made up of described piston upper surface, described cylinder surfaces and cylinder head lower surface.
In the present invention, " the top volume of the described piston in the time of top dead center " refers to the volume in the space that described piston is made up of described piston upper surface, described cylinder surfaces and cylinder head lower surface in the time of top dead center.
In the present invention, so-called mixed-burned gas liquefaction high pressure air feed system refers to the system that pressurized gas can be provided being made up of mixed-burned gas liquefaction storage tank, mixed-burned gas liquefaction high-pressure service pump and mixed-burned gas liquefaction vaporizer.
In the present invention, so-called high pressure refers to the pressure of pressure higher than 2MPa.
In the present invention, so-called pressure refers to pressure.
In the present invention, so-called cylinder inner high voltage Inflation door refers to that at the pressure in described cylinder, higher than the pressure in described high-pressure air source, described Inflation door still can keep the Inflation door of closed condition.
In the present invention, should establish parts, unit and system in necessary place according to known technology, for example, fuel inlet (or fuel injector), oxidant inlet (or oxygen-containing gas) should be set on described continuous combustion chambers, should establish spark plug etc. where necessary.
Beneficial effect of the present invention is as follows:
Little clearance volume burst emission engine efficiency disclosed in this invention is high, moment of torsion is large.
Brief description of the drawings
Shown in Fig. 1 is the structural representation of the embodiment of the present invention 1;
Shown in Fig. 2 is the structural representation of the embodiment of the present invention 2;
Shown in Fig. 3 is the structural representation of the embodiment of the present invention 3,
In figure:
1 high-pressure air source, 2 quick-fried row's pistons acting mechanisms, 3 cylinders, 4 pistons, 5 continuous combustion chambers, 7 high pressurized gas, 9 fuel inlets, 10 ignition mechanisms, 11 Inflation doors, 12 exhaust valves, 13 air outlet flues, 14 external-open Inflation doors, 15 cylinder inner high voltage Inflation doors, 16 impeller power machine structures.
Embodiment
Embodiment 1
Little clearance volume burst emission engine as shown in Figure 1, comprise high-pressure air source 1 and quick-fried row's piston acting mechanism 2, described high-pressure air source 1 is communicated with through the cylinder 3 of Inflation door 11 and described quick-fried row's piston acting mechanism 2, described cylinder 3 is communicated with air outlet flue 13 through exhaust valve 12, the piston 4 of described quick-fried row's piston acting mechanism 2 is arranged in described cylinder 3, and the top volume of the described piston 4 of described piston 4 in the time of top dead center is 3.0mm with the ratio of the sectional area of described piston 4.
When concrete enforcement, the top volume of the described piston 4 of described piston 4 in the time of top dead center also can be arranged to the ratio of the sectional area of described piston 4 value that is less than 4.8mm, 4.6mm, 4.4mm, 4.2mm, 4.0mm, 3.8mm, 3.6mm, 3.4mm, 3.2mm, 3.0mm, 2.8mm, 2.6mm, 2.4mm, 2.2mm, 2.0mm, 1.8mm, 1.6mm, 1.4mm, 1.2mm, 1.0mm, 0.8mm, 0.6mm, 0.4mm or is less than 0.2mm.
Embodiment 2
Little clearance volume burst emission engine as shown in Figure 2, itself and embodiment's 1 difference is: described high-pressure air source 1 is made as high pressurized gas 7, described cylinder 3 is provided with fuel inlet 9 and ignition mechanism 10, described Inflation door 11 is made as cylinder inner high voltage Inflation door 15, and the top volume of the described piston 4 of described piston 4 in the time of top dead center is 3:100 with the ratio of the product of the sectional area of described piston 4 and the diameter of described piston 4.
When concrete enforcement, described high-pressure air source 1 also can be made as external combustion working medium generator, mixed-burned gas liquefaction high pressure air feed system etc. and can produce device or the system of pressurized gas, the top volume of the described piston 4 of described piston 4 in the time of top dead center also can be arranged to be less than 4.8:100 with the ratio of the product of the sectional area of described piston 4 and the diameter of described piston 4, 4.6:100, 4.4:100, 4.2:100, 4.0:100, 3.8:100, 3.6:100, 3.4:100, 3.2:100, 2.8:100, 2.6:100, 2.4:100, 2.2:100, 2.0:100, 1.8:100, 1.6:100, 1.4:100, 1.2:100, 1.0:100, 0.8:100, 0.6:100, 0.4:100 or be less than the value of 0.2:100.
Embodiment 3
Little clearance volume burst emission engine as shown in Figure 3, itself and embodiment's 1 difference is: described high-pressure air source 1 is made as continuous combustion chambers 5, described continuous combustion chambers 5 is provided with described fuel inlet 9, described Inflation door 11 is made as external-open intake valve 14, described air outlet flue 13 is provided with impeller power machine structure 16, wherein, the bearing capacity of described continuous combustion chambers 5 is 20MPa, and the excess air factor in described continuous combustion chambers 5 is made as 1.8.
Optionally, when concrete enforcement, also can make the indoor excess air factor of described continuous burning be less than 1.95,1.90,1.85,1.75,1.70,1.65,1.60,1.55,1.50,1.45,1.40,1.35,1.30,1.25,1.20,1.15,1.10 or be less than 1.05, or equal 1.
Optionally, when concrete enforcement, also can make the bearing capacity of described continuous combustion chambers be made as 5MPa, 5.5MPa, 6MPa, 6.5MPa, 7MPa, 7.5MPa, 8MPa, 8.5MPa, 9MPa, 9.5MPa, 10MPa, 10.5MPa, 11MPa, 11.5MPa, 12MPa, 12.5MPa, 13MPa, 13.5MPa, 14MPa, 14.5MPa, 15MPa, 15.5MPa, 16MPa, 16.5MPa, 17MPa, 17.5MPa, 18MPa, 18.5MPa, 19MPa, 19.5MPa, 20MPa, 20.5MPa, 21MPa, 21.5MPa, 22MPa, 22.5MPa, 23MPa, 23.5MPa, 24MPa, 24.5MPa, 25MPa, 25.5MPa, 26MPa, 26.5MPa, 27MPa, 27.5MPa, 28MPa, 28.5MPa, 29MPa, 29.5MPa or be greater than 30MPa.
Obviously, the invention is not restricted to above embodiment, according to the known technology of related domain and technological scheme disclosed in this invention, can derive or association goes out many flexible programs, all these flexible programs, also should think protection scope of the present invention.
Claims (11)
1. one kind little clearance volume burst emission engine, comprise high-pressure air source (1) and quick-fried row's piston acting mechanism (2), described high-pressure air source (1) is communicated with the cylinder (3) of described quick-fried row's piston acting mechanism (2) through Inflation door (11), described cylinder (3) is communicated with air outlet flue (13) through exhaust valve (12), the piston (4) of described quick-fried row's piston acting mechanism (2) is arranged in described cylinder (3), it is characterized in that: the ratio of the top volume of the described piston (4) in the time of top dead center and the sectional area of described piston (4) is less than 5mm.
2. one kind little clearance volume burst emission engine, comprise high-pressure air source (1) and quick-fried row's piston acting mechanism (2), described high-pressure air source (1) is communicated with the cylinder (3) of described quick-fried row's piston acting mechanism (2) through Inflation door (11), described cylinder (3) is communicated with air outlet flue (13) through exhaust valve (12), the piston (4) of described quick-fried row's piston acting mechanism (2) is arranged in described cylinder (3), it is characterized in that: the ratio of the product of the diameter of the top volume of the described piston (4) in the time of top dead center and the sectional area of described piston (4) and described piston (4) is less than 5:100.
3. as claimed in claim 1 or 2 little clearance volume burst emission engine, is characterized in that: described high-pressure air source (1) is made as continuous combustion chambers (5), external combustion working medium generator, high pressurized gas (7) or mixed-burned gas liquefaction high pressure air feed system.
4. as claimed in claim 1 or 2 little clearance volume burst emission engine, is characterized in that: on described cylinder (3), establish fuel inlet (9).
5. as claimed in claim 1 or 2 little clearance volume burst emission engine, is characterized in that: on described cylinder (3), establish ignition mechanism (10).
6. as claimed in claim 1 or 2 little clearance volume burst emission engine, is characterized in that: described Inflation door (11) is made as external-open Inflation door (14).
7. as claimed in claim 1 or 2 little clearance volume burst emission engine, is characterized in that: on described air outlet flue (13), establish impeller power machine structure (16).
8. as claimed in claim 1 or 2 little clearance volume burst emission engine, is characterized in that: described high-pressure air source (1) is made as continuous combustion chambers (5), and the excess air factor of described continuous combustion chambers (5) is less than 1.95.
9. as claimed in claim 1 or 2 little clearance volume burst emission engine, is characterized in that: described high-pressure air source (1) is made as continuous combustion chambers (5), and the bearing capacity of described continuous combustion chambers (5) is greater than 5MPa.
10. as claimed in claim 4 little clearance volume burst emission engine, is characterized in that: described Inflation door (11) is made as cylinder inner high voltage Inflation door (15).
11. as claimed in claim 5 little clearance volume burst emission engines, is characterized in that: described Inflation door (11) is made as cylinder inner high voltage Inflation door (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210210751.7A CN102748077B (en) | 2011-06-21 | 2012-06-20 | Small-clearance volume explosion-exhaust engine |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110167380.4 | 2011-06-21 | ||
| CN201110167380 | 2011-06-21 | ||
| CN201110169217.1 | 2011-06-22 | ||
| CN201110169217 | 2011-06-22 | ||
| CN201210210751.7A CN102748077B (en) | 2011-06-21 | 2012-06-20 | Small-clearance volume explosion-exhaust engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102748077A CN102748077A (en) | 2012-10-24 |
| CN102748077B true CN102748077B (en) | 2014-07-16 |
Family
ID=47028531
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210210751.7A Active CN102748077B (en) | 2011-06-21 | 2012-06-20 | Small-clearance volume explosion-exhaust engine |
| CN 201220300712 Withdrawn - After Issue CN202745945U (en) | 2011-06-21 | 2012-06-20 | Small-clearance volume explosion-removing engine |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220300712 Withdrawn - After Issue CN202745945U (en) | 2011-06-21 | 2012-06-20 | Small-clearance volume explosion-removing engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN102748077B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748077B (en) * | 2011-06-21 | 2014-07-16 | 摩尔动力(北京)技术股份有限公司 | Small-clearance volume explosion-exhaust engine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1865684A (en) * | 2006-05-16 | 2006-11-22 | 张宝仁 | Boosting energy-saving piston device capable of reducing volume of combustion chamber |
| CN2900823Y (en) * | 2006-05-24 | 2007-05-16 | 马义 | Engine cylinder head with booster block |
| CN101319628A (en) * | 2007-06-05 | 2008-12-10 | 许凡 | External compression type two-stroke engine |
| CN201568130U (en) * | 2009-11-30 | 2010-09-01 | 一汽靖烨发动机有限公司 | Improved engine |
| CN201972803U (en) * | 2011-01-12 | 2011-09-14 | 江门市中港宝田摩托车实业有限公司 | Cylinder cover of motorcycle engine |
| CN202745945U (en) * | 2011-06-21 | 2013-02-20 | 摩尔动力(北京)技术股份有限公司 | Small-clearance volume explosion-removing engine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE50211459D1 (en) * | 2002-06-26 | 2008-02-14 | Borgwarner Inc | Motor brake device for a turbo-charged internal combustion engine |
| JP4479502B2 (en) * | 2004-12-28 | 2010-06-09 | トヨタ自動車株式会社 | Multistage supercharging system for internal combustion engine and control method thereof |
-
2012
- 2012-06-20 CN CN201210210751.7A patent/CN102748077B/en active Active
- 2012-06-20 CN CN 201220300712 patent/CN202745945U/en not_active Withdrawn - After Issue
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1865684A (en) * | 2006-05-16 | 2006-11-22 | 张宝仁 | Boosting energy-saving piston device capable of reducing volume of combustion chamber |
| CN2900823Y (en) * | 2006-05-24 | 2007-05-16 | 马义 | Engine cylinder head with booster block |
| CN101319628A (en) * | 2007-06-05 | 2008-12-10 | 许凡 | External compression type two-stroke engine |
| CN201568130U (en) * | 2009-11-30 | 2010-09-01 | 一汽靖烨发动机有限公司 | Improved engine |
| CN201972803U (en) * | 2011-01-12 | 2011-09-14 | 江门市中港宝田摩托车实业有限公司 | Cylinder cover of motorcycle engine |
| CN202745945U (en) * | 2011-06-21 | 2013-02-20 | 摩尔动力(北京)技术股份有限公司 | Small-clearance volume explosion-removing engine |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2004-28104A 2004.01.29 |
| JP特开2006-183605A 2006.07.13 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102748077A (en) | 2012-10-24 |
| CN202745945U (en) | 2013-02-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2406479B1 (en) | Dual fuel compression ignition engines and methods | |
| US20070022977A1 (en) | Method and apparatus for operating an internal combustion engine | |
| WO2009092051A1 (en) | Compression ignition engines and methods | |
| CN111156078A (en) | A Two-stroke Hydrogen-Oxygen Fuel Rotary Engine and Its Control Strategy | |
| WO2009099532A1 (en) | Internal combustion engines | |
| CN102852640A (en) | Pneumatic opposed-piston engine | |
| CN1814997A (en) | Water-sprinkling booster IC engine | |
| CN102748077B (en) | Small-clearance volume explosion-exhaust engine | |
| CN104061058A (en) | Premixing compression internal-combustion engine and operation method thereof | |
| CN201972794U (en) | Engine with variable compression ratio | |
| CA2568167A1 (en) | Ultra-expansion four-stroke internal combustion engine | |
| CN101713331A (en) | Backfire four-stroke adiabatic internal-combustion engine | |
| CN204476553U (en) | Two-stroke pure oxygen motor waste expansion mechanism | |
| CN111120090B (en) | Energy storage type power device | |
| CN202001098U (en) | Engine with damping channel | |
| CN202746009U (en) | Non-collision free piston explosive exhaust engine | |
| CN1132998C (en) | Burner for combustion system of hydrogen-type IC engine | |
| CN202250389U (en) | In-line or V-line six-cylinder six-stroke engine | |
| CN201306212Y (en) | Ring body engine | |
| CN112065574A (en) | Middle combustion hot gas turbine capable of improving heat engine efficiency and reducing tail gas pollution | |
| CN102852641B (en) | Piston channel engine | |
| CN101655048A (en) | Engine in another structure | |
| CN104100362A (en) | Engine/generator water circulation system for reducing exhaust pollutant emission | |
| CN201461071U (en) | Direct injection compressed air fuel hybrid engine | |
| CN1959095A (en) | Oil and water mixed power engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201112 Address after: 221000 Liuwu village, Maocun Town, Tongshan District, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Yongteng building materials Co.,Ltd. Address before: 100101, Beijing, Chaoyang District Beiyuan Road, No. 168, Sheng Sheng building, 24 floor Patentee before: MOLECULE POWER BEIJING TECH Co. |