CN108397297A - Gas control method and device in cylinder - Google Patents
Gas control method and device in cylinder Download PDFInfo
- Publication number
- CN108397297A CN108397297A CN201710351225.5A CN201710351225A CN108397297A CN 108397297 A CN108397297 A CN 108397297A CN 201710351225 A CN201710351225 A CN 201710351225A CN 108397297 A CN108397297 A CN 108397297A
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- China
- Prior art keywords
- cylinder
- valve
- supervisor
- engine
- branch pipe
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D17/00—Controlling engines by cutting out individual cylinders; Rendering engines inoperative or idling
- F02D17/02—Cutting-out
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
Inventive engine cylinder interior gas control method and device, it is characterized in that：The branch pipe being connected to supervisor is connected to cylinder, and solenoid valve is installed on branch pipe, and triple valve is installed on supervisor, and triple valve connects air pipe, medium tube.The present invention makes engine have vibrations and noise, the raising Fuel Economy and multinomial excellent properties of engine braking when reducing start-up wear, reduction engine implementation cylinder deactivation oil-break.The configuration of the present invention is simple, of low cost, strong applicability, application easy to spread.
Description
Technical field
Inventive engine cylinder interior gas control method and device are related to technical field of engines.
Background technology
One, when engine start, especially engine cold starting when, since starting torque is big and each fastness of engine
Between lubricating oil be lost in, not only starting difficulty and friction loss is big.
Two, people, when engine is in middle low power operation, take cylinder deactivation to improve the fuel economy of engine
The technical solution of oil-break, makes partial cylinders work, PSD Partical Shut Down.This technical solution has a problem, engine
Vibrations and noise increase, and influence the comfort of vehicle.
Three, people take the technical measures to spraying into vapor in cylinder to improve the fuel economy of engine, but
Existing measure structure is complicated, of high cost.
Four, vehicle needs to brake often in long descending, easily causes the accident of mechanical brake component, people in order to
This safety problem is solved, control exhaust valve is taken, that is, opens exhaust valve, closes the technical solution for the butterfly valve installed on exhaust pipe,
There are complicated, of high cost problems for this scheme.
Invention content
In order to solve the shortcoming of above-mentioned engine technology scheme, the present invention proposes a kind of cylinder control method
And device, mainly by supervisor, big gas branch pipe, medium tube, branch pipe, triple valve, solenoid valve block at, it is characterized in that：It is connected to supervisor
Branch pipe be connected to cylinder, solenoid valve is installed on branch pipe, triple valve is installed on supervisor, triple valve connects air pipe, medium tube.This
This apparatus control method of invention is as follows：
One, program controls triple valve, and supervisor is made to be connected to air pipe, and program control makes on the corresponding branch pipe of each cylinder
Solenoid valve is in and opens shape, inlet valve, exhaust valve, piston normal work, in this state, gas in cylinder with
Air is in connected state, and when starting engine, the compression pressure in cylinder is released, and the starting for reducing engine is turned round
Square improves startability, reduces abrasion when engine start.
Two, program controls triple valve, and supervisor is made to be connected to air pipe, and the cylinder that program control makes needs be stopped corresponds to
Branch pipe on solenoid valve be in and open shape, inlet valve, exhaust valve, piston normal work, in this state, cylinder
Interior gas is in connected state with air, and the compression pressure in cylinder is released, and reduces the injustice of engine crankshaft
Weighing apparatus property, vibrations and noise when engine being made to realize cylinder deactivation oil-break performance are minimized, and make this engine energy-saving of cylinder deactivation oil-break
Emission-reduction technology scheme is smoothly realized.
Three, program controls triple valve, so that supervisor is connected to medium tube, controls the solenoid valve on each branch pipe, inlet valve, row
Valve, piston normal work, when cylinder is in air inlet operating mode, solenoid valve is in and opens shape, and oxygen enters gas by medium tube
Cylinder increases the oxygen in cylinder, fuel oil is enable fully to burn.
Four, program controls triple valve, so that supervisor is connected to medium tube, controls the solenoid valve on each branch pipe, inlet valve, row
Valve, piston normal work, when cylinder is in air inlet operating mode, solenoid valve is in and opens shape, and high pressure water is entered by medium tube
Steam is rapidly become after cylinder, is become the power for pushing piston, is achieved the purpose that fuel-economizing.
Five, vehicle is in long descending, cylinder fuel cut-off, and program controls triple valve, and supervisor is made to be connected to medium tube, controls
Solenoid valve on each branch pipe, which is in, opens shape, inlet valve, exhaust valve, piston normal work, high pressure gas by medium tube into
Enter cylinder, high pressure gas generates resistance to piston, plays the role of engine braking.
Description of the drawings
Figure of description is schematic structural view of the invention.
Specific implementation measure
In figure, the branch pipe 5 being connected to supervisor 4 is connected to cylinder 9, and solenoid valve 6 is installed on branch pipe 5, threeway is installed on supervisor 4
Valve 3, triple valve 3 connect air pipe 2 and medium tube 1.This apparatus control method of the present invention is as follows：
1. program controls triple valve 3, supervisor 4 is made to be connected to air pipe 2, program control makes 9 corresponding branch pipe 5 of each cylinder
On solenoid valve 6 be in and open shape, inlet valve 8, exhaust valve 7, piston 10 work normally, in this state, cylinder
Interior gas is in connected state with air, and when starting engine, the compression pressure in cylinder is released, and is reduced and is started
The starting torque of machine improves startability, reduces abrasion when engine start.
2. program controls triple valve 3, supervisor 4 is made to be connected to air pipe, program control makes the cylinder pair that needs are stopped
The solenoid valve 6 on branch pipe 5 answered, which is in, opens shape, and inlet valve 8, exhaust valve 7, piston 10 work normally, in this state, hair
Gas in motivation cylinder is in connected state with air, and the compression pressure in cylinder is released, and reduces engine song
The disequilibrium of axis, vibrations and noise when engine being made to realize cylinder deactivation oil-break performance are minimized, and make this hair of cylinder deactivation oil-break
Motivation energy-conserving and emission-cutting technology scheme is smoothly realized.
3. program controls triple valve 3, so that supervisor 4 is connected to medium tube 1, control the solenoid valve 6 on each branch pipe 5, air inlet
Door 8, exhaust valve 7, piston 10 work normally, and when cylinder 9 is in air inlet operating mode, solenoid valve 6 is in and opens shape, and oxygen passes through Jie
Matter pipe 1 enters cylinder 6, increases the oxygen in cylinder 6, fuel oil is enable fully to burn.
4.. program controls triple valve 3, so that supervisor 4 is connected to medium tube 1, controls the solenoid valve 6 on each branch pipe 5, air inlet
Door 8, exhaust valve 7, piston 10 work normally, and when cylinder 9 is in air inlet operating mode, solenoid valve 6 is in and opens shape, and high pressure water passes through
Medium tube 1 rapidly becomes steam after entering cylinder 6, becomes the power for pushing piston 10, achievees the purpose that fuel-economizing.
5. vehicle is in long descending, 9 fuel cut-off of cylinder, program controls triple valve 3, and supervisor 4 is made to be connected to medium tube 1,
It controls the solenoid valve 6 on each branch pipe 5 to work normally in shape, inlet valve 8, exhaust valve 7, piston 10 is opened, high pressure gas is logical
It crosses medium tube 1 and enters cylinder 9, high pressure gas generates resistance to piston 10, plays the role of engine braking.
By the above technical measures, the present invention makes engine have reduction start-up wear, reduction engine implementation cylinder deactivation disconnected
Vibrations and noise, raising Fuel Economy when oily and the multinomial excellent properties of engine braking.The configuration of the present invention is simple,
It is of low cost, strong applicability, application easy to spread.
Claims (1)
1. gas control method and device in a kind of cylinder, mainly by supervisor, big gas branch pipe, medium tube, branch pipe, threeway
Valve, solenoid valve block at, it is characterized in that：The branch pipe being connected to supervisor is connected to cylinder, and solenoid valve is installed on branch pipe, is installed on supervisor
Triple valve, triple valve connect air pipe, medium tube.This apparatus control method of the present invention is as follows：
One, programs control triple valve, and supervisor is made to be connected to air pipe, and program control makes the electromagnetism on the corresponding branch pipe of each cylinder
Valve, which is in, opens shape, inlet valve, exhaust valve, piston normal work, in this state, the gas in cylinder and air
In connected state, when starting engine, the compression pressure in cylinder is released, and reduces the starting torque of engine,
Startability is improved, abrasion when engine start is reduced.
Two, programs control triple valve, and supervisor is made to be connected to air pipe, and program controls the corresponding branch of cylinder for making needs be stopped
Solenoid valve on pipe, which is in, opens shape, inlet valve, exhaust valve, piston normal work, in this state, in cylinder
Gas is in connected state with air, and the compression pressure in cylinder is released, and reduces the disequilibrium of engine crankshaft,
Vibrations and noise when engine being made to realize cylinder deactivation oil-break performance are minimized, and make this engine energy-saving emission reduction skill of cylinder deactivation oil-break
Art scheme is smoothly realized.
Three, programs control triple valve, so that supervisor is connected to medium tube, control the solenoid valve on each branch pipe, when cylinder in into
When gas operating mode, solenoid valve, which is in, opens shape, and inlet valve, exhaust valve, piston normal work, oxygen enter cylinder by medium tube,
Increase the oxygen in cylinder, fuel oil is enable fully to burn.
Four, programs control triple valve, so that supervisor is connected to medium tube, control the solenoid valve on each branch pipe, when cylinder in into
When gas operating mode, solenoid valve, which is in, opens shape, and inlet valve, exhaust valve, piston normal work, high pressure water enter cylinder by medium tube
After rapidly become steam, become push piston power, achieve the purpose that fuel-economizing.
Five, vehicles are in long descending, cylinder fuel cut-off, and program controls triple valve, and supervisor is made to be connected to medium tube, and control is each
Solenoid valve on branch pipe, which is in, opens shape, and inlet valve, exhaust valve, piston normal work, high pressure gas enter gas by medium tube
Cylinder, high pressure gas generate resistance to piston, play the role of engine braking.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017100952802 | 2017-02-08 | ||
| CN201710095280 | 2017-02-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108397297A true CN108397297A (en) | 2018-08-14 |
Family
ID=63094219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710351225.5A Pending CN108397297A (en) | 2017-02-08 | 2017-05-09 | Gas control method and device in cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108397297A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1272594A (en) * | 1999-04-30 | 2000-11-08 | 瓦特西拉Nsd施韦兹公司 | Two-stroke diesel engine starting, braking and reverse method and its device |
| CN101737156A (en) * | 2008-11-25 | 2010-06-16 | 李加川 | Combustion system and internal cooling method for internal combustion engine |
| CN102383946A (en) * | 2011-07-06 | 2012-03-21 | 潍柴动力股份有限公司 | Exhaust braking device, engine system and automobile |
| CN103189621A (en) * | 2010-10-27 | 2013-07-03 | 丰田自动车株式会社 | Control device for internal combustion engine |
| CN103850712A (en) * | 2012-11-29 | 2014-06-11 | 张卿 | Internal evaporation type engine |
| CN104500213A (en) * | 2014-10-27 | 2015-04-08 | 浙江大学 | Compressed air recycling and supplying system and method of turbo supercharged engine |
| CN105020079A (en) * | 2014-07-17 | 2015-11-04 | 曼柴油机欧洲股份公司曼柴油机德国分公司 | Large low-speed two-stroke turbocharged spontaneous internal combustion engine having an air start system |
-
2017
- 2017-05-09 CN CN201710351225.5A patent/CN108397297A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1272594A (en) * | 1999-04-30 | 2000-11-08 | 瓦特西拉Nsd施韦兹公司 | Two-stroke diesel engine starting, braking and reverse method and its device |
| CN101737156A (en) * | 2008-11-25 | 2010-06-16 | 李加川 | Combustion system and internal cooling method for internal combustion engine |
| CN103189621A (en) * | 2010-10-27 | 2013-07-03 | 丰田自动车株式会社 | Control device for internal combustion engine |
| CN102383946A (en) * | 2011-07-06 | 2012-03-21 | 潍柴动力股份有限公司 | Exhaust braking device, engine system and automobile |
| CN103850712A (en) * | 2012-11-29 | 2014-06-11 | 张卿 | Internal evaporation type engine |
| CN105020079A (en) * | 2014-07-17 | 2015-11-04 | 曼柴油机欧洲股份公司曼柴油机德国分公司 | Large low-speed two-stroke turbocharged spontaneous internal combustion engine having an air start system |
| CN104500213A (en) * | 2014-10-27 | 2015-04-08 | 浙江大学 | Compressed air recycling and supplying system and method of turbo supercharged engine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180814 |
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| WD01 | Invention patent application deemed withdrawn after publication |