CN102734017A - Electronic control high-pressure common-rail fuel injection system for V-shaped diesel engine - Google Patents
Electronic control high-pressure common-rail fuel injection system for V-shaped diesel engine Download PDFInfo
- Publication number
- CN102734017A CN102734017A CN2012102159136A CN201210215913A CN102734017A CN 102734017 A CN102734017 A CN 102734017A CN 2012102159136 A CN2012102159136 A CN 2012102159136A CN 201210215913 A CN201210215913 A CN 201210215913A CN 102734017 A CN102734017 A CN 102734017A
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- Prior art keywords
- common rail
- oil
- pipe
- pressure
- high pressure
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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
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
- F02M55/025—Common rails
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
- F02M63/0275—Arrangement of common rails
- F02M63/0285—Arrangement of common rails having more than one common rail
- F02M63/0295—Arrangement of common rails having more than one common rail for V- or star- or boxer-engines
Abstract
The invention relates to an electronic control high-pressure common-rail fuel injection system for a V-shaped diesel engine. A fuel inlet of a common-rail pump is connected with a fuel tank; a fuel outlet of the common-rail pump is connected with a common-rail tube distributor through a high-pressure fuel tube; the common-rail tube distributor is respectively connected with a first common-rail tube and a second common-rail tube through a first high-pressure main fuel tube and a second high-pressure main fuel tube; the first common-rail tube is arranged on one side of a first line of cylinders of the V-shaped diesel engine; first fuel injectors on cylinders of the first line of cylinders are respectively connected with the first common-rail tube through first high-pressure branch fuel tubes; fuel return openings of the first fuel injectors are connected with the fuel tank through first fuel return tubes; the second common-rail tube is arranged on one side of a second line of cylinders of the V-shaped diesel engine; second oil injectors on cylinders of the second line of cylinders are respectively connected with the second common-rail tube through second high-pressure branch fuel tubes; and fuel return openings of the second fuel injectors are connected with the fuel tank through second fuel return tubes. By utilizing the V-shaped diesel engine, emission is reduced, economical efficiency is increased, operation control is automatic, and reliability is high.
Description
Technical field
The present invention relates to a kind of fuel injection system, specifically a kind ofly be applicable to being used for of V-type diesel the Electrocontrolled high-pressure common rail fuel injection system of fuel delivery to internal-combustion engine.
Background technique
Along with the pay attention to day by day of country to environmental protection, the diesel engine of Traditional use mechanical type fuel injection system can not satisfy the needs of national development.The diesel engine of employing Electrocontrolled high-pressure common rail fuel injection system has become the research direction of each engine production producer.
The main feature of Electrocontrolled high-pressure common rail fuel injection system is that the high pressure in the common rail chamber directly is used for spraying, and is to continue high pressure in the rail chamber altogether, and the required driving moment of high pressure oil pump is much littler than traditional oil pump.And high pressure common rail fuel injection system can carry out free adjusting to the oil pressure in the rail chamber altogether according to the requirement of engine load conditions and Economy and emission performance, especially optimized the low-speed performance of motor.Through the electromagnetic valve injection timing on the oil sprayer, emitted dose and spray speed, the injection oil mass that spray pre-spray and back under the different operating modes of all right free adjusting and the interval of main injection.Therefore, the Electrocontrolled high-pressure common rail fuel injection system has obtained using widely.
Summary of the invention
The objective of the invention is to overcome the deficiency that traditional mechanical formula fuel injection system exists, provide a kind of V-type diesel to use the Electrocontrolled high-pressure common rail fuel injection system.
According to technological scheme provided by the invention: V-type diesel is used the Electrocontrolled high-pressure common rail fuel injection system, comprises common rail pump, common rail pipe distributor, first common rail pipe, second common rail pipe, first oil sprayer, second oil sprayer, electronic control unit and various kinds of sensors; The said filler opening of rail pump altogether is connected with fuel tank, and the oil outlet of rail pump is connected with the common rail pipe distributor through high-pressure oil pipe altogether, and the common rail pipe distributor is connected with first common rail pipe, second common rail pipe through the first high pressure main oil pipe, the second high pressure main oil pipe respectively; Said first common rail pipe is installed in a side of the V-type diesel first row cylinder; First oil sprayer in the said first row cylinder on each cylinder is connected with first common rail pipe through the first high pressure branch oil pipe respectively, and the return opening of said first oil sprayer is connected with fuel tank through first return tube; Said second common rail pipe is installed in a side of V-type diesel secondary series cylinder; Second oil sprayer in the said secondary series cylinder on each cylinder is connected with second common rail pipe through the second high pressure branch oil pipe respectively, and the return opening of said second oil sprayer is connected with fuel tank through second return tube; Said electronic control unit is used to gather the motor of various kinds of sensors monitoring and the status parameter of Common rail fuel injection system; Send accurate control signal through built-in control strategy and data M AP; Move to drive actuation means, fuel delivery, rail pressure, oil spout angle, fuel injection quantity and oil sprayer rule are negated as required present adjusting; Said various kinds of sensors comprises crankshaft rotational speed sensor, cam speed probe, rail pressure sensor, intake temperature and pressure transducer, cooling-water temperature sensor, oil temperature sensor.
As further improvement of the present invention; Said common rail pipe distributor two ends are equipped with rail pressure sensor and pressure-limit valve parts respectively; The pressure-limit valve parts are connected with fuel tank through the 3rd return tube; When rail pressure surpassed limit value, the pressure-limit valve parts were opened under pressure, and high pressure fuel is let out through the 3rd return tube and got back to fuel tank.
As further improvement of the present invention; Said rail pump altogether mainly is made up of oil transfer pump and high pressure oil pump; Oil transfer pump is contained in high pressure oil pump one end, and the oil transfer pump filler opening is connected with fuel tank through oil pipe, and the oil transfer pump oil outlet is connected with the high pressure oil pump filler opening through oil pipe; The high pressure oil pump oil outlet is connected with the common rail pipe distributor through high-pressure oil pipe, and the high pressure oil pump return opening is connected with fuel tank through the 4th return tube.
The present invention compared with prior art, advantage is:Adopt the V-type diesel of Electrocontrolled high-pressure common rail fuel injection system of the present invention to reduce discharging, improve Economy, control automation, reliability is high.
Description of drawings
Fig. 1 is the structural drawing of the embodiment of the invention 1.
Fig. 2 is the structural drawing of the embodiment of the invention 2.
Embodiment
Below in conjunction with concrete accompanying drawing and embodiment the present invention is described further.
Embodiment 1
As shown in Figure 1, the Electrocontrolled high-pressure common rail fuel injection system among the embodiment 1 is used for the twin-six diesel engine.This Electrocontrolled high-pressure common rail fuel injection system mainly is made up of component such as rail pump 1 altogether, common rail pipe distributor 2, first common rail pipe 3, second common rail pipe 4, first oil sprayer 5, second oil sprayer 6, electronic control unit (ECU) 7, various kinds of sensors 8, high-pressure oil pipe 9, the first high pressure main oil pipe 10, the second high pressure main oil pipe 11, the second high pressure branch oil pipe 13, first return tube 14, second return tube 15, the 3rd return tube 16, pressure-limit valve parts 17, the 4th return tube 18 and fuel tanks 19.
As shown in Figure 1; The said filler opening of rail pump 1 altogether is connected with fuel tank 19; Altogether the oil outlet of rail pump 1 is connected with common rail pipe distributor 2 through high-pressure oil pipe 9, and common rail pipe distributor 2 passes through the first high pressure main oil pipe 10, the second high pressure main oil pipe 11 respectively and is connected with first common rail pipe 3, second common rail pipe 4; Said first common rail pipe 3 is installed in a side of the twin-six diesel engine first row cylinder; The said first row cylinder has six cylinders; First oil sprayer 5 on each cylinder is connected with first common rail pipe 3 through the first high pressure branch oil pipe 12 respectively, and the return opening of said first oil sprayer 5 is connected with fuel tank through first return tube 14; Said second common rail pipe 4 is installed in a side of twin-six diesel engine secondary series cylinder; Also have six cylinders in the said secondary series cylinder; Second oil sprayer 6 on each cylinder is connected with second common rail pipe 4 through the second high pressure branch oil pipe 13 respectively, and the return opening of said second oil sprayer 6 is connected with fuel tank through second return tube 15; Said electronic control unit (ECU) 7 is used to gather the motor of various kinds of sensors 8 monitorings and the status parameter of Common rail fuel injection system; Send accurate control signal through built-in control strategy and data M AP; Move to drive actuation means, fuel delivery, rail pressure, oil spout angle, fuel injection quantity and oil sprayer rule are negated as required present adjusting; Said various kinds of sensors 8 comprises crankshaft rotational speed sensor, cam speed probe, rail pressure sensor, intake temperature and pressure transducer, cooling-water temperature sensor, oil temperature sensor etc.
Common rail pump 1 among the embodiment 1 mainly is made up of oil transfer pump 1a and high pressure oil pump 1b; Oil transfer pump 1a is contained in high pressure oil pump 1b one end; Oil transfer pump 1a filler opening is connected with fuel tank 19 through oil pipe; Oil transfer pump 1a oil outlet is connected with high pressure oil pump 1b filler opening through oil pipe, and high pressure oil pump 1b oil outlet is connected with common rail pipe distributor 2 through high-pressure oil pipe 9, and high pressure oil pump 1b return opening is connected with fuel tank 19 through the 4th return tube 18.Said oil transfer pump 1a and high pressure oil pump 1b are by same camshaft actuated, and camshaft is by the crank-driven of motor.High pressure oil pump 1b is a pump in upright arrangement with two with upper plug, and camshaft has two with overhead cam, and each cam has three cam noses.Like this, camshaft turns around, and each plunger is three pressurization fuel oils of pumping all.Driven by the cam of injection pump axle, each cylinder of high pressure oil pump 1b all has an electromagnetic valve oil mass.
Common rail pipe distributor 2 two ends among the embodiment 1 are equipped with rail pressure sensor and pressure-limit valve parts 17 respectively; Pressure-limit valve parts 17 are connected with fuel tank 19 through the 3rd return tube 16; When rail pressure surpasses limit value; Pressure-limit valve parts 17 are opened under pressure, and high pressure fuel is let out through the 3rd return tube 16 and got back to fuel tank.
During concrete the application; Oil transfer pump 1a in the rail pump 1 extracts fuel from fuel tank 19 out and flows to high pressure oil pump 1b altogether; After high pressure oil pump 1b pressurization, become high pressure fuel, high pressure oil pump 1b is pumped to common rail pipe distributor 2 with high pressure fuel, and fuel oil remaining after the pumping is directly got back to fuel tank 19.The high pressure fuel that transports from common rail pump 1 is accumulated in the common rail pipe distributor 2 through high-pressure oil pipe 9; The high pressure fuel of accumulating in the common rail pipe distributor 2 is flowed to first common rail pipe 3 and second common rail pipe 4 respectively; The high pressure fuel of accumulating in first common rail pipe 3 flows to the high pressure fuel of accumulating in first oil sprayer, 5, the second common rail pipes 4 through the first high pressure branch oil pipe 12 and flows to second oil sprayer 6 through the second high pressure branch oil pipe 13.Can guarantee that like this first common rail pipe 3 is identical with pressure in second common rail pipe 4, thereby make first oil sprayer 5 identical with the emitted dose of second oil sprayer 6.
Embodiment 2
As shown in Figure 2, the Electrocontrolled high-pressure common rail fuel injection system among the embodiment 2 equally also is to be used for the twin-six diesel engine.Its difference with embodiment 1 only is: first common rail pipe 3 mainly is connected oil pipe 20 with first high pressure and is formed by the first preceding common rail pipe 3a, the first back common rail pipe 3b; Common rail pipe 3a is connected with common rail pipe distributor 2 through the first high pressure main oil pipe 10 before first, and common rail pipe 3a was connected before the first back common rail pipe 3b connected oil pipe 20 and first through first high pressure; Second common rail pipe 4 mainly is connected oil pipe 21 with second high pressure and is formed by the second preceding common rail pipe 4a, the second back common rail pipe 5b; Common rail pipe 4a is connected with common rail pipe distributor 2 through the second high pressure main oil pipe 11 before second, and common rail pipe 4a was connected before the second back common rail pipe 4b connected oil pipe 21 and second through second high pressure.
Like this; The high pressure fuel that comes out from common rail pipe distributor 2 common rail pipe 4a before the common rail pipe 3a, second before the first high pressure main oil pipe 10, the second high pressure main oil pipe 11 flow to first respectively, common rail pipe 4b behind the common rail pipe 3b, second after first high pressure connects oil pipe 20, second high pressure and connects high pressure fuel that oil pipe 21 will accumulate to flow to first respectively again; The high pressure fuel that common rail pipe 3a, the first back common rail pipe 3b will accumulate before first flows to common rail pipe 4a, the second back common rail pipe 4b will accumulate before first oil sprayer 5, the second on each cylinder in pairing first cylinder row high pressure fuel and flows in pairing second cylinder row second oil sprayer 6 on each cylinder.
The advantage of the scheme among the embodiment 2 is, is difficult for adding man-hour when first common rail pipe 3, second common rail pipe 4 are long, can adopt this scheme, so just reduced difficulty of processing.
Claims (4)
1. V-type diesel is used the Electrocontrolled high-pressure common rail fuel injection system, comprises common rail pump (1), common rail pipe distributor (2), first common rail pipe (3), second common rail pipe (4), first oil sprayer (5), second oil sprayer (6), electronic control unit (7) and various kinds of sensors (8); The said filler opening of rail pump (1) altogether is connected with fuel tank (19); The oil outlet of rail pump (1) is connected with common rail pipe distributor (2) through high-pressure oil pipe (9) altogether, and common rail pipe distributor (2) is connected with first common rail pipe (3), second common rail pipe (4) through the first high pressure main oil pipe (10), the second high pressure main oil pipe (11) respectively; Said first common rail pipe (3) is installed in a side of the V-type diesel first row cylinder; First oil sprayer (5) in the said first row cylinder on each cylinder is connected with first common rail pipe (3) through the first high pressure branch oil pipe (12) respectively, and the return opening of said first oil sprayer (5) is connected with fuel tank (19) through first return tube (14); Said second common rail pipe (4) is installed in a side of V-type diesel secondary series cylinder; Second oil sprayer (6) in the said secondary series cylinder on each cylinder is connected with second common rail pipe (4) through the second high pressure branch oil pipe (13) respectively, and the return opening of said second oil sprayer (6) is connected with fuel tank through second return tube (15); Said electronic control unit (7) is used to gather the motor of various kinds of sensors (8) monitoring and the status parameter of Common rail fuel injection system; Send accurate control signal through built-in control strategy and data M AP; Move to drive actuation means, fuel delivery, rail pressure, oil spout angle, fuel injection quantity and oil sprayer rule are negated as required present adjusting; Said various kinds of sensors (8) comprises crankshaft rotational speed sensor, cam speed probe, rail pressure sensor, intake temperature and pressure transducer, cooling-water temperature sensor, oil temperature sensor.
2. V-type diesel as claimed in claim 1 is used the Electrocontrolled high-pressure common rail fuel injection system; It is characterized in that: said common rail pipe distributor (2) two ends are equipped with rail pressure sensor and pressure-limit valve parts (17) respectively; Pressure-limit valve parts (17) are connected with fuel tank (19) through the 3rd return tube (16); When rail pressure surpassed limit value, pressure-limit valve parts (17) were opened under pressure, and high pressure fuel is let out through the 3rd return tube (16) and got back to fuel tank (19).
3. V-type diesel as claimed in claim 1 is used the Electrocontrolled high-pressure common rail fuel injection system; It is characterized in that: said rail pump (1) altogether mainly is made up of oil transfer pump (1a) and high pressure oil pump (1b); Oil transfer pump (1a) is contained in high pressure oil pump (1b) end; Oil transfer pump (1a) filler opening is connected with fuel tank (19) through oil pipe; Oil transfer pump (1a) oil outlet is connected with high pressure oil pump (1b) filler opening through oil pipe, and high pressure oil pump (1b) oil outlet is connected with common rail pipe distributor (2) through high-pressure oil pipe (9), and high pressure oil pump (1b) return opening is connected with fuel tank (19) through the 4th return tube (18).
4. V-type diesel as claimed in claim 1 is used the Electrocontrolled high-pressure common rail fuel injection system; It is characterized in that: common rail pipe (3a), the first back common rail pipe (3b) were connected oil pipe (20) before said first common rail pipe (3) comprised first with first high pressure; Common rail pipe (3a) is connected with common rail pipe distributor (2) through the first high pressure main oil pipe (10) before first, and common rail pipe (3a) was connected before the first back common rail pipe (3b) connected oil pipe (20) and first through first high pressure; Common rail pipe (4a), the second back common rail pipe (5b) were connected oil pipe (21) before said second common rail pipe (4) comprised second with second high pressure; Common rail pipe (4a) is connected with common rail pipe distributor (2) through the second high pressure main oil pipe (11) before second, and common rail pipe (4a) was connected before the second back common rail pipe (4b) connected oil pipe (21) and second through second high pressure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102159136A CN102734017A (en) | 2012-06-27 | 2012-06-27 | Electronic control high-pressure common-rail fuel injection system for V-shaped diesel engine |
| PCT/CN2013/000705 WO2014000413A1 (en) | 2012-06-27 | 2013-06-17 | Electrically-controlled high pressure common rail fuel injection system for use in v-type diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102159136A CN102734017A (en) | 2012-06-27 | 2012-06-27 | Electronic control high-pressure common-rail fuel injection system for V-shaped diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102734017A true CN102734017A (en) | 2012-10-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102159136A Pending CN102734017A (en) | 2012-06-27 | 2012-06-27 | Electronic control high-pressure common-rail fuel injection system for V-shaped diesel engine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102734017A (en) |
| WO (1) | WO2014000413A1 (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014000413A1 (en) * | 2012-06-27 | 2014-01-03 | 无锡开普动力有限公司 | Electrically-controlled high pressure common rail fuel injection system for use in v-type diesel engine |
| CN104832278A (en) * | 2015-05-27 | 2015-08-12 | 无锡开普动力有限公司 | V-shaped engine |
| CN105464849A (en) * | 2015-12-30 | 2016-04-06 | 北京高鑫伟业滤清器有限责任公司 | Fuel oil heating system and engine system |
| CN105464850A (en) * | 2015-12-30 | 2016-04-06 | 北京高鑫伟业滤清器有限责任公司 | Fuel heating system and engine system |
| CN107366597A (en) * | 2017-09-15 | 2017-11-21 | 河南柴油机重工有限责任公司 | A kind of layout pattern of electronic control system in marine high-speed high-power diesel engine |
| CN108443039A (en) * | 2018-02-07 | 2018-08-24 | 广西玉柴机器股份有限公司 | The diesel fuel supply system of V-type multi-cylinder diesel engine |
| CN109184998A (en) * | 2018-11-09 | 2019-01-11 | 广西玉柴机器股份有限公司 | The high pressure co-rail system of V-type multi-cylinder diesel engine |
| CN110397529A (en) * | 2019-08-14 | 2019-11-01 | 广西玉柴机器股份有限公司 | The fuel dispenser modular construction of engine embedded one-way valve structures |
| CN110863933A (en) * | 2019-11-27 | 2020-03-06 | 宁波安创电子科技有限公司 | High-pressure oil pump system with flow regulated by one-way electromagnetic valve |
| CN111120170A (en) * | 2019-12-20 | 2020-05-08 | 中国北方发动机研究所(天津) | High-pressure fuel oil distributor for double-fuel-supply-pump fuel oil system |
| CN112360657A (en) * | 2020-11-16 | 2021-02-12 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Distribution block for high-pressure common rail system and control method thereof |
| CN113357065A (en) * | 2021-07-14 | 2021-09-07 | 河南柴油机重工有限责任公司 | Structure type of high-pressure common rail fuel injection system of V-shaped diesel engine |
| CN113931763A (en) * | 2021-09-30 | 2022-01-14 | 东风商用车有限公司 | High-pressure common rail pipe |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2023131958A (en) * | 2022-03-10 | 2023-09-22 | ヤンマーホールディングス株式会社 | engine |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014000413A1 (en) * | 2012-06-27 | 2014-01-03 | 无锡开普动力有限公司 | Electrically-controlled high pressure common rail fuel injection system for use in v-type diesel engine |
| CN104832278A (en) * | 2015-05-27 | 2015-08-12 | 无锡开普动力有限公司 | V-shaped engine |
| CN113323777A (en) * | 2015-12-30 | 2021-08-31 | 北京高鑫伟业科技有限公司 | Fuel oil heating system and engine system |
| CN105464849A (en) * | 2015-12-30 | 2016-04-06 | 北京高鑫伟业滤清器有限责任公司 | Fuel oil heating system and engine system |
| CN105464850A (en) * | 2015-12-30 | 2016-04-06 | 北京高鑫伟业滤清器有限责任公司 | Fuel heating system and engine system |
| CN113323776A (en) * | 2015-12-30 | 2021-08-31 | 北京高鑫伟业科技有限公司 | Fuel oil heating system and engine system |
| CN107366597A (en) * | 2017-09-15 | 2017-11-21 | 河南柴油机重工有限责任公司 | A kind of layout pattern of electronic control system in marine high-speed high-power diesel engine |
| CN108443039A (en) * | 2018-02-07 | 2018-08-24 | 广西玉柴机器股份有限公司 | The diesel fuel supply system of V-type multi-cylinder diesel engine |
| WO2019153495A1 (en) * | 2018-02-07 | 2019-08-15 | 广西玉柴机器股份有限公司 | Diesel feed system of v-type multi-cylinder diesel engine |
| CN108443039B (en) * | 2018-02-07 | 2020-06-26 | 广西玉柴机器股份有限公司 | Diesel oil supply system of V-shaped multi-cylinder diesel engine |
| CN109184998A (en) * | 2018-11-09 | 2019-01-11 | 广西玉柴机器股份有限公司 | The high pressure co-rail system of V-type multi-cylinder diesel engine |
| CN109184998B (en) * | 2018-11-09 | 2024-02-20 | 广西玉柴机器股份有限公司 | High-pressure common rail system of V-type multi-cylinder diesel engine |
| CN110397529A (en) * | 2019-08-14 | 2019-11-01 | 广西玉柴机器股份有限公司 | The fuel dispenser modular construction of engine embedded one-way valve structures |
| CN110863933A (en) * | 2019-11-27 | 2020-03-06 | 宁波安创电子科技有限公司 | High-pressure oil pump system with flow regulated by one-way electromagnetic valve |
| CN111120170A (en) * | 2019-12-20 | 2020-05-08 | 中国北方发动机研究所(天津) | High-pressure fuel oil distributor for double-fuel-supply-pump fuel oil system |
| CN112360657A (en) * | 2020-11-16 | 2021-02-12 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Distribution block for high-pressure common rail system and control method thereof |
| CN113357065A (en) * | 2021-07-14 | 2021-09-07 | 河南柴油机重工有限责任公司 | Structure type of high-pressure common rail fuel injection system of V-shaped diesel engine |
| CN113931763A (en) * | 2021-09-30 | 2022-01-14 | 东风商用车有限公司 | High-pressure common rail pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014000413A1 (en) | 2014-01-03 |
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Application publication date: 20121017 |