CN105020035A - Automobile gasline and alcohol dual-fuel supply system - Google Patents
Automobile gasline and alcohol dual-fuel supply system Download PDFInfo
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- CN105020035A CN105020035A CN201510400621.3A CN201510400621A CN105020035A CN 105020035 A CN105020035 A CN 105020035A CN 201510400621 A CN201510400621 A CN 201510400621A CN 105020035 A CN105020035 A CN 105020035A
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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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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Abstract
The embodiment of the invention discloses an automobile gasline and alcohol dual-fuel supply system. The automobile gasline and alcohol dual-fuel supply system comprises an ECU control unit, a change-over switch, a gasoline storage box, a gasoline pump, an oil level sensor, a first pressure valve, a gasoline pipeline, a gasoline filter, an alcohol storage box, an alcohol pump, a liquid level sensor, a second pressure valve, an alcohol pipeline, an alcohol filter, a dual-pressure sensor, an engine, an intake manifold, an ejector assembly, a temperature sensor, an intake pressure sensor, a speed sensor and an oxygen sensor. According to the embodiment of the invention, the ECU control unit controls the gasoline pump, the alcohol pump and an integrated dual-fuel electric control ejector according to a received signal, and the automobile gasline and alcohol dual-fuel supply system is suitable for selecting and switching use of the gasoline fuel and the alcohol fuel.
Description
Technical field:
The present invention relates to a kind of Double-fuel supply system, especially a kind of automobile gasoline and alcohols dual fuel supply system.
Background technique:
Along with the concern to vehicle economy and alternative fuel Economy, the feature of environmental protection, automaker and Market for refitting turn to more economically, Cleaning Equipment, to raise the efficiency and energy-conserving and environment-protective, so effective use of alternative fuel or dual-purpose fuel or pluralities of fuel, need the distinct configuration of traditional fuel engine components.
Select to switch for adaptation multi fuel or dual-fuel and use, the multi fuel of repacking or production or the economic environmentally friendly vehicle of double fuel, need provide a set of control system that can realize Double-fuel supply, and therefore the present invention is formed.
Summary of the invention:
For adapting to multi fuel or dual-fuel selection switching use, embodiments provide a kind of automobile gasoline, alcohols dual fuel supply system.
A kind of automobile gasoline, alcohols dual fuel supply system, comprising:
ECU control unit;
Diverter switch, is connected with ECU control unit, for providing Fuel switching signal to ECU control unit and showing the liquid level of Aalcohols fuel for the liquid level signal of the Aalcohols fuel obtained according to ECU control unit;
Gasoline carrier, for storing gasoline;
Petrol pump, is located in gasoline carrier, and its signal input part is electrically connected with the output terminal of ECU control unit, is controlled by ECU control unit;
Fuel level sensor, is located in gasoline carrier, sends to ECU control unit for the oil level signal that obtains in gasoline carrier;
First pressure valve, is located in gasoline carrier, and it is connected with gasoline delivery side of pump;
Gasoline line, its one end is connected with the first pressure valve;
Gasoline separator, it is located on gasoline line, for filtering gasoline;
Alcohols storage tank, for storing Aalcohols fuel;
Alcohols pump, if in alcohols storage tank, its signal input part is electrically connected with the output terminal of ECU control unit, is controlled by ECU control unit;
Liquid level sensor, is located in alcohols storage tank, for obtaining the liquid level signal of the Aalcohols fuel in alcohols storage tank and being sent to ECU control unit;
Second pressure valve, be located in alcohols storage tank, it is connected with alcohols delivery side of pump;
Alcohols pipeline, its one end is connected with the second pressure valve;
Alcohols filter, it is located on alcohols pipeline, for filtering Aalcohols fuel;
Dual pressure sensor, is located on alcohols pipeline, comprises pressure transducer and pressure switch, and pressure transducer is for obtaining the pressure signal of alcohols pipeline and being sent to ECU control unit; Pressure switch is used in alcohols loine pressure lower than during setting value, signal being sent to ECU control unit and disconnect alcohols pipeline under the control of ECU control unit;
Motor;
Intake manifold, is connected with the cylinder of motor;
Sparger assembly, it comprises double fuel integral type electrically controlled injector, and it is connected with the other end of gasoline line and alcohols pipeline, and its signal input part is electrically connected with the output terminal of ECU control unit, according to the control signal of ECU control unit, gasoline or Aalcohols fuel are selected to spurt into motor;
Temperature transducer, for obtaining the temperature signal of motor or engine coolant temperature signal and being sent to ECU control unit;
Air inlet pressure sensor, also sends to ECU control unit for the mixed pressure force signal obtained in intake manifold;
Speed probe, for obtaining the tach signal of motor and being sent to ECU control unit;
Lambda sensor, is sent to ECU control unit for the oxygen content signal that obtains in outlet pipe;
When the temperature signal of the motor that described temperature transducer obtains or engine coolant temperature signal reach setting value, ECU control unit controls alcohols pump and sparger assembly by Aalcohols fuel supply engine, and motor starts with Aalcohols fuel;
Motor drives in operation process with Aalcohols fuel, when the pressure signal of the alcohols pipeline that described pressure transducer obtains is lower than setting value, described pressure switch disconnects alcohols pipeline, ECU control unit is closed alcohols pump and is controlled petrol pump and sparger assembly by Fuel Petroleum supply engine, and motor drives running with Fuel Petroleum;
Motor drives in operation process with Aalcohols fuel, when mixed pressure force signal in the intake manifold that the engine rotational speed signal that described speed probe obtains and air inlet pressure sensor obtain reaches setting value, ECU control unit is closed alcohols pump and is controlled petrol pump and sparger assembly by Fuel Petroleum supply engine, and motor drives running with Fuel Petroleum.
The embodiment of the present invention, ECU control unit is according to the SC sigmal control petrol pump received, alcohols pump and double fuel integral type electrically controlled injector, and the selection that can adapt to Fuel Petroleum and Aalcohols fuel switches and uses.
Accompanying drawing illustrates:
In order to be illustrated more clearly in the technological scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of automobile gasoline of the present invention, alcohols dual fuel supply system;
Fig. 2 is the structure cut-away view of double fuel integral type electrically controlled injector of the present invention.
Embodiment:
In order to make technical problem solved by the invention, technological scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, a kind of automobile gasoline, alcohols dual fuel supply system, comprising:
ECU control unit 601;
Diverter switch 602, is connected with ECU control unit 601, for providing Fuel switching signal to ECU control unit 601 and showing the liquid level of Aalcohols fuel for the liquid level signal of the Aalcohols fuel obtained according to ECU control unit 601;
Gasoline carrier 603, for storing gasoline;
Petrol pump 6031, be located in gasoline carrier 603, its signal input part is electrically connected with the output terminal of ECU control unit 601, is controlled by ECU control unit 601;
Fuel level sensor 6032, is located in gasoline carrier 603, sends to ECU control unit 601 for the oil level signal that obtains in gasoline carrier 603;
First pressure valve 6033, be located in gasoline carrier 603, it is connected with the output terminal of petrol pump 6031;
Gasoline line 604, its one end is connected with the first pressure valve 6033;
Gasoline separator 6041, it is located on gasoline line 604, for filtering gasoline;
Alcohols storage tank 605, for storing Aalcohols fuel;
Alcohols pump 6051, if in alcohols storage tank 605, its signal input part is electrically connected with the output terminal of ECU control unit 601, is controlled by ECU control unit 601;
Liquid level sensor 6052, is located in alcohols storage tank 605, for obtaining the liquid level signal of the Aalcohols fuel in alcohols storage tank 605 and being sent to ECU control unit 601;
Second pressure valve 6053, be located in alcohols storage tank 605, it is connected with the output terminal of alcohols pump 6051;
Alcohols pipeline 606, its one end is connected with the second pressure valve 6053;
Alcohols filter 6061, it is located on alcohols pipeline 606, for filtering Aalcohols fuel;
Dual pressure sensor 6063, is located on alcohols pipeline 606, comprises pressure transducer and pressure switch, and pressure transducer is for obtaining the pressure signal of alcohols pipeline 606 and being sent to ECU control unit 601; Pressure switch is used at alcohols pipeline 606 pressure lower than during setting value, signal being sent to ECU control unit 601 and disconnect alcohols pipeline 606 under the control of ECU control unit 601;
Motor 607;
Intake manifold 608, is connected with the cylinder of motor 607;
Sparger assembly 609, it comprises double fuel integral type electrically controlled injector, it is connected with the other end of gasoline line 604 and alcohols pipeline 606, its signal input part is electrically connected with the output terminal of ECU control unit 601, according to the control signal of ECU control unit 601, gasoline or Aalcohols fuel are selected to spurt into motor 607;
Temperature transducer 610, for obtaining the temperature signal of motor 607 or engine coolant temperature signal and being sent to ECU control unit 601;
Air inlet pressure sensor 611, also sends to ECU control unit 601 for the mixed pressure force signal obtained in intake manifold 608;
Speed probe 612, for obtaining the tach signal of motor 607 and being sent to ECU control unit 601;
Lambda sensor 613, is sent to ECU control unit 601 for the oxygen content signal that obtains in outlet pipe;
When the temperature signal of the motor 607 that described temperature transducer 610 obtains or engine coolant temperature signal reach setting value, ECU control unit 601 controls alcohols pump 6051 and sparger assembly 609 by Aalcohols fuel supply engine 607, and motor 607 starts with Aalcohols fuel;
Motor 607 drives in operation process with Aalcohols fuel, when the pressure signal of the alcohols pipeline 606 that described pressure transducer obtains is lower than setting value, described pressure switch disconnects alcohols pipeline 606, ECU control unit 601 is closed alcohols pump 6051 and is controlled petrol pump 6031 and sparger assembly 609 by Fuel Petroleum supply engine 607, and motor 607 drives running with Fuel Petroleum;
Motor 607 drives in operation process with Aalcohols fuel, when mixed pressure force signal in the intake manifold 608 that motor 607 tach signal that described speed probe 612 obtains and air inlet pressure sensor 611 obtain reaches setting value, ECU control unit 601 is closed alcohols pump 6051 and is controlled petrol pump 6031 and sparger assembly 609 by Fuel Petroleum supply engine 607, motor 607 drives running, to meet highest speed and the best power source of motor 607 with Fuel Petroleum.
The embodiment of the present invention, ECU control unit is according to the SC sigmal control petrol pump received, alcohols pump and double fuel integral type electrically controlled injector, and the selection that can adapt to Fuel Petroleum and Aalcohols fuel switches and uses.
Further, described double fuel integral type electrically controlled injector is installed in intake manifold 608 or in the cylinder head of motor 607.
Again further, described alcohols pipeline 606 is provided with heating equipment 6062, and this heating equipment 6062 preheats Aalcohols fuel lower than during ambient temperature for the Aalcohols fuel in alcohols pipeline 606.
Further again, as shown in Figure 2, described double fuel integral type electrically controlled injector, comprise injector body, this injector body is provided with:
Fuel Petroleum entrance 11, for being connected with gasoline line;
Aalcohols fuel entrance 12, is set up in parallel with Fuel Petroleum entrance 11, for being connected with alcohols pipeline;
First control chamber 21, is communicated with Aalcohols fuel entrance 12 with Fuel Petroleum entrance 11;
Second control chamber 22, is positioned at the below of the first control chamber 21 and is communicated with the first control chamber 21;
Fuel ejiction opening 3, is communicated with the second control chamber 22;
Fuel switching control valve, is located in the first control chamber 21, switches, have the first state and the second state for the supply controlling Fuel Petroleum 11 and Aalcohols fuel 12 under the control of ECU control unit; In a first state, Aalcohols fuel entrance 12, first control chamber 21 and the second control chamber 22 are interconnected, and Fuel Petroleum entrance 11 and the second control chamber 22 end mutually; In the second condition, Fuel Petroleum entrance 11, first control chamber 21 and the second control chamber 22 are interconnected, and Aalcohols fuel entrance 12 and the second control chamber 22 end mutually;
Fuel injection control valve, to be located in the second control chamber 22, for controlling being communicated with or cut-off of the second control chamber 22 and fuel ejiction opening 3 under the control of ECU control unit.
The double fuel integral type electrically controlled injector of the embodiment of the present invention, its structure is simple, and easy for installation, can smooth and easyly switch between fuel, the alternative fuel retained in sparger is few, can not cause difficulty in starting next day; Secondly, it directly can be replaced former car sparger and be installed on former car sparger position, can reach best spray angle, reduces oil consumption; In addition, oil film deposition can not be produced and cover.
Further, described Fuel switching control valve comprises:
Guide holder 41, it is installed in the first control chamber 21 and side be positioned near Aalcohols fuel entrance 12, and has a socket guide portion;
First electromagnetic coil 42, is located at the periphery of the first control chamber 21, and relative with socket guide portion;
First movable body 43, its one end is located in socket guide portion;
First elastic component 45, is located in socket guide portion, and offsets with the first movable body 43 and guide holder 41 respectively;
Spool 44, is connected with the other end of the first movable body 43, and can move left and right along the first control chamber 21 switching realizing the first state and the second state;
In a first state, described spool 44 is positioned at the left side of the connectivity part of the first control chamber 21 and the second control chamber 22; In the second condition, the active force that the magnetic force that described first electromagnetic coil 42 is energized generation drives the first movable body 43 to overcome the first elastic component 45 moves right along socket guide portion, makes described spool 44 follow the first movable body 43 and moves from left to right and the right side being positioned at the connectivity part of the first control chamber 21 and the second control chamber 22.Structure is simple, can smooth and easyly switch between fuel.
Again further, described fuel injection control valve comprises:
Valve seat 51, it is installed in the second control chamber 22 and connectivity part side of close first control chamber 21 and the second control chamber 22, this valve seat 51 is in T shape, there is a located lateral portion and a downward opening longitudinal direction is socketed guide portion, wherein, located lateral portion offers the fuel pod apertures 511 running through itself, and fuel pod apertures 511 is positioned at the periphery of longitudinally socket guide portion;
Second electromagnetic coil 52, is located at the periphery of the second control chamber 22, and with to be longitudinally socketed guide portion relative;
Second movable body 53, its one end is located at and is longitudinally socketed in guide portion;
Second elastic component 55, is located at and is longitudinally socketed in guide portion, and offset with the located lateral portion of the second movable body 53 and valve seat 51 respectively;
Needle-valve 54, is installed in the second control chamber 22, and between the second movable body 53 and fuel ejiction opening 3, it is connected with the other end of the second movable body 53 and can moves up and down;
When described second electromagnetic coil 52 is energized, the active force that the magnetic force that second electromagnetic coil 52 is energized generation drives the second movable body 53 to overcome the second elastic component 55 is longitudinally socketed guide portion and moves up, make needle-valve 54 follow the second movable body 53 move from bottom to top and depart from fuel ejiction opening 3, now the second control chamber 22 is communicated with fuel ejiction opening 3; During described second electromagnetic coil 52 power-off, second movable body 53 is longitudinally socketed guide portion and moves down under the reset response power of the second elastic component 55, make needle-valve 54 follow the second movable body 53 move from top to bottom and be tight against fuel ejiction opening 3, now the second control chamber 22 ends with fuel ejiction opening 3 phase.Structure is simple, and fuel injection control is stablized.
Again further, described first control chamber 21 extends transversely, and described second control chamber 22 extends longitudinally, and the second control chamber 22 is from top to bottom by large gradually little.Simple and compact for structure, volume is little.
Further, described Fuel Petroleum entrance 11, Aalcohols fuel entrance 12 and fuel ejiction opening 3 periphery offer circular groove respectively, and circular groove is respectively equipped with seal ring.Structure is simple, and being tightly connected property is good.
Again further, described Fuel Petroleum entrance 11 and Aalcohols fuel entrance 12 place are respectively equipped with filter screen.Structure is simple, can impurity effectively in filtering fuel.
Further, described Fuel Petroleum is gasoline, and described Aalcohols fuel is Aalcohols fuel.
Be one or more mode of executions provided in conjunction with particular content as mentioned above, do not assert that specific embodiment of the invention is confined to these explanations.Method all and of the present invention, structure etc. are approximate, identical, or for making some technology deduction or replace under concept thereof of the present invention, all should be considered as protection scope of the present invention.
Claims (9)
1. automobile gasoline, an alcohols dual fuel supply system, is characterized in that, comprising:
ECU control unit;
Diverter switch, is connected with ECU control unit, for providing Fuel switching signal to ECU control unit and showing the liquid level of Aalcohols fuel for the liquid level signal of the Aalcohols fuel obtained according to ECU control unit;
Gasoline carrier, for storing gasoline;
Petrol pump, is located in gasoline carrier, and its signal input part is electrically connected with the output terminal of ECU control unit, is controlled by ECU control unit;
Fuel level sensor, is located in gasoline carrier, sends to ECU control unit for the oil level signal that obtains in gasoline carrier;
First pressure valve, is located in gasoline carrier, and it is connected with gasoline delivery side of pump;
Gasoline line, its one end is connected with the first pressure valve;
Gasoline separator, it is located on gasoline line, for filtering gasoline;
Alcohols storage tank, for storing Aalcohols fuel;
Alcohols pump, if in alcohols storage tank, its signal input part is electrically connected with the output terminal of ECU control unit, is controlled by ECU control unit;
Liquid level sensor, is located in alcohols storage tank, for obtaining the liquid level signal of the Aalcohols fuel in alcohols storage tank and being sent to ECU control unit;
Second pressure valve, be located in alcohols storage tank, it is connected with alcohols delivery side of pump;
Alcohols pipeline, its one end is connected with the second pressure valve;
Alcohols filter, it is located on alcohols pipeline, for filtering Aalcohols fuel;
Dual pressure sensor, is located on alcohols pipeline, comprises pressure transducer and pressure switch, and pressure transducer is for obtaining the pressure signal of alcohols pipeline and being sent to ECU control unit; Pressure switch is used in alcohols loine pressure lower than during setting value, signal being sent to ECU control unit and disconnect alcohols pipeline under the control of ECU control unit;
Motor;
Intake manifold, is connected with the cylinder of motor;
Sparger assembly, it comprises double fuel integral type electrically controlled injector, and it is connected with the other end of gasoline line and alcohols pipeline, and its signal input part is electrically connected with the output terminal of ECU control unit, according to the control signal of ECU control unit, gasoline or Aalcohols fuel are selected to spurt into motor;
Temperature transducer, for obtaining the temperature signal of motor or engine coolant temperature signal and being sent to ECU control unit;
Air inlet pressure sensor, also sends to ECU control unit for the mixed pressure force signal obtained in intake manifold;
Speed probe, for obtaining the tach signal of motor and being sent to ECU control unit;
Lambda sensor, is sent to ECU control unit for the oxygen content signal that obtains in outlet pipe;
When the temperature signal of the motor that described temperature transducer obtains or engine coolant temperature signal reach setting value, ECU control unit controls alcohols pump and sparger assembly by Aalcohols fuel supply engine, and motor starts with Aalcohols fuel;
Motor drives in operation process with Aalcohols fuel, when the pressure signal of the alcohols pipeline that described pressure transducer obtains is lower than setting value, described pressure switch disconnects alcohols pipeline, ECU control unit is closed alcohols pump and is controlled petrol pump and sparger assembly by Fuel Petroleum supply engine, and motor drives running with Fuel Petroleum;
Motor drives in operation process with Aalcohols fuel, when mixed pressure force signal in the intake manifold that the engine rotational speed signal that described speed probe obtains and air inlet pressure sensor obtain reaches setting value, ECU control unit is closed alcohols pump and is controlled petrol pump and sparger assembly by Fuel Petroleum supply engine, and motor drives running with Fuel Petroleum.
2. automobile gasoline according to claim 1, alcohols dual fuel supply system, is characterized in that, described double fuel integral type electrically controlled injector be installed in intake manifold or motor cylinder head on.
3. automobile gasoline according to claim 1 and 2, alcohols dual fuel supply system, it is characterized in that, described alcohols pipeline is provided with heating equipment, and the Aalcohols fuel that this heating equipment is used in alcohols pipeline preheats Aalcohols fuel lower than during ambient temperature.
4. automobile gasoline according to claim 3, alcohols dual fuel supply system, is characterized in that, described double fuel integral type electrically controlled injector, and comprise injector body, this injector body is provided with:
Fuel Petroleum entrance, for being connected with gasoline line;
Aalcohols fuel entrance, is set up in parallel with Fuel Petroleum entrance, for being connected with alcohols pipeline;
First control chamber, is communicated with Fuel Petroleum mild and mellow class A fuel A entrance;
Second control chamber, is positioned at the below of the first control chamber and is communicated with the first control chamber;
Fuel ejiction opening, is communicated with the second control chamber;
Fuel switching control valve, is located in the first control chamber, switches, have the first state and the second state for the supply controlling Fuel Petroleum and Aalcohols fuel under the control of ECU control unit; In a first state, Aalcohols fuel entrance, the first control chamber and the second control chamber are interconnected, and Fuel Petroleum entrance and the second control chamber end mutually; In the second condition, Fuel Petroleum entrance, the first control chamber and the second control chamber are interconnected, and Aalcohols fuel entrance and the second control chamber end mutually;
Fuel injection control valve, is located in the second control chamber, for controlling being communicated with or cut-off of the second control chamber and fuel ejiction opening under the control of ECU control unit.
5. automobile gasoline according to claim 4, alcohols dual fuel supply system, is characterized in that, described Fuel switching control valve comprises:
Guide holder, it is installed in the first control chamber and the side be positioned near Aalcohols fuel entrance, and has a socket guide portion;
First electromagnetic coil, is located at the periphery of the first control chamber, and relative with socket guide portion;
First movable body, its one end is located in socket guide portion;
First elastic component, is located in socket guide portion, and offsets with the first movable body and guide holder respectively;
Spool, is connected with the other end of the first movable body, and can move left and right along the first control chamber the switching realizing the first state and the second state;
In a first state, described spool is positioned at the left side of the connectivity part of the first control chamber and the second control chamber; In the second condition, the active force that the magnetic force that described first electromagnetic coil energising produces drives the first movable body to overcome the first elastic component moves right along socket guide portion, makes described spool follow the first movable body and moves from left to right and the right side being positioned at the connectivity part of the first control chamber and the second control chamber.
6. automobile gasoline according to claim 5, alcohols dual fuel supply system, is characterized in that, described fuel injection control valve comprises:
Valve seat, it is installed in the second control chamber and the connectivity part side of close first control chamber and the second control chamber, this valve seat is in T shape, there is a located lateral portion and a downward opening longitudinal direction is socketed guide portion, wherein, located lateral portion offers the fuel pod apertures running through itself, and fuel pod apertures is positioned at the periphery of longitudinally socket guide portion;
Second electromagnetic coil, is located at the periphery of the second control chamber, and with to be longitudinally socketed guide portion relative;
Second movable body, its one end is located at and is longitudinally socketed in guide portion;
Second elastic component, is located at and is longitudinally socketed in guide portion, and offset with the located lateral portion of the second movable body and valve seat respectively;
Needle-valve, is installed in the second control chamber, and between the second movable body and fuel ejiction opening, it is connected with the other end of the second movable body and can moves up and down;
During described second electromagnetic coil energising, the active force that the magnetic force that second electromagnetic coil energising produces drives the second movable body to overcome the second elastic component is longitudinally socketed guide portion and moves up, make needle-valve follow the second movable body move from bottom to top and depart from fuel ejiction opening, now the second control chamber is communicated with fuel ejiction opening; During described second electromagnetic coil power-off, second movable body is longitudinally socketed guide portion and moves down under the reset response power of the second elastic component, make needle-valve follow the second movable body move from top to bottom and be tight against fuel ejiction opening, now the second control chamber ends mutually with fuel ejiction opening.
7. automobile gasoline according to claim 6, alcohols dual fuel supply system, is characterized in that, described first control chamber extends transversely, and described second control chamber extends longitudinally, and the second control chamber is from top to bottom by large gradually little.
8. automobile gasoline according to claim 7, alcohols dual fuel supply system, is characterized in that, described Fuel Petroleum entrance, Aalcohols fuel entrance and fuel ejiction opening periphery offer circular groove respectively, and circular groove is respectively equipped with seal ring.
9. automobile gasoline according to claim 8, alcohols dual fuel supply system, is characterized in that, described Fuel Petroleum mild and mellow class A fuel A ingress is respectively equipped with filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510400621.3A CN105020035A (en) | 2015-07-09 | 2015-07-09 | Automobile gasline and alcohol dual-fuel supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510400621.3A CN105020035A (en) | 2015-07-09 | 2015-07-09 | Automobile gasline and alcohol dual-fuel supply system |
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| CN105020035A true CN105020035A (en) | 2015-11-04 |
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| CN201510400621.3A Pending CN105020035A (en) | 2015-07-09 | 2015-07-09 | Automobile gasline and alcohol dual-fuel supply system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114992021A (en) * | 2022-06-15 | 2022-09-02 | 一汽解放汽车有限公司 | Variable injector of injection rate and engine |
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| JPS56159559A (en) * | 1980-05-09 | 1981-12-08 | Nissan Motor Co Ltd | Fuel injection device |
| CN1834446A (en) * | 2006-04-06 | 2006-09-20 | 上海内燃机研究所 | Alcohol active mixed fuel jetting method and appts. thereof |
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| CN114992021B (en) * | 2022-06-15 | 2023-12-29 | 一汽解放汽车有限公司 | Injector with variable oil injection rate and engine |
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Application publication date: 20151104 |