CN1507536A - Device for feeding an internal combustion engine with liquid emul sions and combustible gas - Google Patents

Device for feeding an internal combustion engine with liquid emul sions and combustible gas Download PDF

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Publication number
CN1507536A
CN1507536A CNA028095650A CN02809565A CN1507536A CN 1507536 A CN1507536 A CN 1507536A CN A028095650 A CNA028095650 A CN A028095650A CN 02809565 A CN02809565 A CN 02809565A CN 1507536 A CN1507536 A CN 1507536A
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CN
China
Prior art keywords
emulsifier
liquid
control gear
fuel
inflammable gas
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Pending
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CNA028095650A
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Chinese (zh)
Inventor
��˹��ŵ��
朱利亚诺·保利尼
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Individual
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Individual
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Publication of CN1507536A publication Critical patent/CN1507536A/en
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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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/0228—Adding fuel and water emulsion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0639—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels
    • F02D19/0642—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions
    • F02D19/0647—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions the gaseous fuel being liquefied petroleum gas [LPG], liquefied natural gas [LNG], compressed natural gas [CNG] or dimethyl ether [DME]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
    • F02D19/081—Adjusting the fuel composition or mixing ratio; Transitioning from one fuel to the other
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/0227—Control aspects; Arrangement of sensors; Diagnostics; Actuators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • 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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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Feeding And Controlling Fuel (AREA)

Abstract

A device for feeding an internal combustion engine with liquid emulsions and with combustible gas includes: - mixing means (2) in flow communication with a source (21) of combustible gas (51) and with the engine (5); - emulsifying means (3) in flow communication with a first tank (57) of the liquid fuel (52), with a second tank (30) of the emulsion liquid (53) and with the engine (5). The mixing means (2) include, in cascade connection, delivering means (22) of the combustible gas (51) of the source (21), regulating means (23) of the flow rate of the combustible gas (51) and they are fit for mixing the comburent air (59) for the engine (5) with a combustible gas (51). The emulsifying means (3) include a diffuser mean (33) connected to the outlet of a dosing mean (32) of the emulsion liquid (53) and of the liquid fuel (52) and they are fit for feeding the engine (5) with an emulsion between the emulsion liquid (53) and the liquid fuel (52).

Description

Be used for device to internal-combustion engine feed fluid emulsion fuel and inflammable gas
Technical field
The present invention relates to a kind of device that is used for to the internal-combustion engine supply.
Particularly, the present invention relates to a kind of device that is used for to internal-combustion engine (mainly being diesel engine) feed fluid emulsion fuel and inflammable gas.
Background technique
The device of existing known internal combustion Otto engine feed fluid fuel in automobile, in this liquid fuel, water is mainly used in and improves combustion efficiency and motor total efficiency finally by additive emulsification.
The major defect of known devices is only to utilize expensive liquid fuel that energy is provided.
Other shortcoming is difficult to reduce liquid fuel combustion produced pollution material as known at present.
Also known such device, it is mixed in the combustion-supporting air that sucks internal-combustion engine gaseous fuel.In such diesel engine, the detonation of gas-air mixture by making the self ignition of small amount of liquid fuel.
The major defect of described known devices is that fuming-off temperature is too high, and burning quality and bad, inhomogeneous sometimes and incomplete, thereby causes wearing and tearing, particularly oil nozzle wearing and tearing, and efficient is low, and produce pollutant.
Summary of the invention
Main purpose of the present invention provides a kind of device to internal-combustion engine feed fluid emulsion fuel and inflammable gas, so that high efficiency is provided, uses gaseous fuel cheaply and reduces temperature at least at the oil nozzle place, thereby reduction work and maintenance cost, and the generation of minimizing pollutant.
Also a purpose provides a kind of device, and this device can be installed on the available engine at an easy rate, even can be installed at an easy rate on the motor that does not have at present.
Other purpose provides a kind of device, and this device only also is suitable for to internal-combustion engine feed fluid fuel (neat liquid fuel or the liquid fuel by water and additive emulsification).An also purpose of the present invention provides the device of a kind of easy manufacturing, low cost and high reliability.
Above-mentioned purpose realizes according to the content of claim.
Description of drawings
Feature of the present invention will be below emphasized that wherein, accompanying drawing has been represented the general view of the of the present invention device relevant with diesel engine in reference to the accompanying drawings the detailed description, and wherein, some parts omits, so that emphasize other parts better.
Embodiment
With reference to the accompanying drawings, reference number 1 expression is used for the device to internal-combustion engine 5 supplies.
Device 1 comprises: the combustion-supporting air 59 that mixing arrangement 2, this mixing arrangement 2 are suitable for being used in motor 5 mixes with inflammable gas 51; Emulsifier unit 3, this emulsifier unit are suitable for being used in by emulsifier liquid 53 liquid fuel 52 emulsifications of motor 5; Control gear 4 is used for determining and controlling the working state of this device 1 and motor 5.
This motor is a diesel engine, natural inflow or force the air inlet type for example, and have the filter 63 that is used for combustion-supporting air 59, this combustion-supporting air 59 enters in the heat group (thermal group) 50 with one or more cylinders by inlet manifold 54.Exhaust is discharged by the outlet manifold.
Heat group 50 speed control units 60 by motor 5 come feed fluid fuel, this speed control unit 60 comprises the high voltage variable discharge capacity jet pump that for example links to each other with oil nozzle, perhaps comprises the oil nozzle pump or comprises jet pump and the oil nozzle of " rail altogether " type supply system.Speed control unit 60 can make the amount of liquid fuel be changed to the maximum flow that the load top speed is arranged corresponding to engine shaft from the minimum flow corresponding to the minimum racing speed of motor.
Speed control unit 60 is regulated by drive unit 61 by the speed controller 47 of motor 5, and this speed controller 47 comprises the accelerator pedal that for example is installed in the motor on the vehicle, perhaps the power operation bar in the static equipment.This drive unit 61 comprises the actuator of the transmission device that for example links to each other with jet pump or oil nozzle or mechanical-hydraulic, pneumatic or electric type.
Speed control unit 60 is supplied with by fuel circuit 55 motor 5, that link to each other with the storage tank 57 of liquid fuel 52.This pipeline 55 can comprise the pump and the filter of motor 5.
Mixing arrangement 2 is suitable for making the combustion-supporting air 59 of motor 5 to mix with inflammable gas 51, and they comprise the flow rate adjustment device 23 of source 21, conveying means 22 and the inflammable gas 51 of the inflammable gas 51 that connects with serial fashion.For example for the controlling device 23 of parallelepiped shape is arranged between the filter 63 and inlet manifold 54 that is used for air, and they are suitable for making inflammable gas 51 to mix with combustion-supporting air 59.
The pressure of drive unit 22 control inflammable gass 51 for example makes described pressure be reduced to and/or be stable at predetermined value.
For example, source 21 comprises gas cylinder or storage tank when being activity or static equipment, comprises the link that links to each other with the tracheae network during for static equipment.
Controlling device 23 comprises the switch valve that is used for inflammable gas 51 26, flow regulator 25 and the throttle valve 24 that connects with serial fashion, the for example approximate rectangular shape of this throttle valve 24 is used to make gaseous mixture to carry out that the best is mixed and this gaseous mixture is carried out throttling.
Throttle valve 24 can perhaps be operated by the actuator (known but not shown) of controlled device 4 controls by speed controller 47 direct controls.
Emulsifier unit 3 is suitable for being used in emulsifier liquid 53 liquid fuel 52 emulsifications of motor 5, and this emulsifier unit 3 comprises second storage tank 30 of emulsifier liquid 53.Dosing device 32 has outlet and two imports, and these two imports are connected with second storage tank 30 of emulsifier liquid 53 and first storage tank 57 of liquid fuel 52 respectively.
Dosing device 32 is suitable for providing in the outlet port emulsifier liquid 53 and the liquid fuel 52 of proportion adjustable.The amount that dosing device 32 is supplied with the emulsifier liquid 53 of diffuser apparatus 33 be liquid fuel within 52 5% and 40% between scope in.
For example be suitable for producing the emulsion fuel 37 of emulsifier liquid 53 and liquid fuel 52 for the diffuser apparatus 33 of coaxial adverse current turbine types.
Emulsion fuel 37 is made of so-called emulsion droplets, has about 0.5 micron, highly stable drop.
Emulsifier unit 3 can also comprise the container 34 of the emulsion fuel of being supplied with by diffuser apparatus 33 37, and this container 34 links to each other with the emulsion fuel filter 35 that is arranged between it and the emulsion fuel pump-unit 36.
Second storage tank 30 of emulsifier liquid 53 can add to negative pressure, known but unshowned device perhaps can be arranged, it is suitable for making the volume of described second storage tank 30 to be full of inert gas when not packing emulsifier liquid 53 into, nitrogen for example, be used for keeping well the degassing of emulsifier liquid 53, especially do not have the oxygen of dissolving.Under reverse situation, when burning in motor 5, described oxygen discharges, and make original stock excessively reduce, and emit too much nitrogen oxide.
The inlet of diffuser apparatus 33 also links to each other with liquid fuel loop 46 from speed control unit 60 by valve 45 (for example three-way valve).
The fuel circuit 55 of motor 5 has a pair of interconnective control valve unit 44, for example is the three-way valve type, and this links to each other with emulsifier unit 3 to control valve unit 44, so that emulsifier unit 3 is inserted in the fuel circuit 55.
Interconnective control valve unit 44 can be positioned at the downstream and the upstream of the pump and the filter of pipeline 55, so that according to the work of emulsifier unit 3 and they are foreclosed.And these two interconnective control valve units 44 can be positioned at the upstream of the pump and the filter of pipeline 55, particularly when this emulsifier unit 3 does not have emulsion fuel filter 35 and emulsion fuel pump-unit 36.
One in the control valve unit 44 is suitable for making dosing device 32 to link to each other with first storage tank 57, and another control valve unit in this first control valve unit downstream is suitable for making the outlet of emulsifier unit 3 to link to each other with the speed control unit 60 of motor 5 by a part of pipeline 55.
Control gear 4 is for example for to have the programmable electronic type of microprocessor, and a plurality of inlets 41, outlet 42 and user interface 43 are arranged.This user interface 43 comprises for example a plurality of buttons and tutorial light, and it is suitable for determining the working state of control gear 4, thereby determines the working state of device 1 and motor 5.
The outlet 42 of control gear 4 links to each other with drive unit 61, dosing device 32, diffuser apparatus 33, emulsion fuel pump-unit 36, interconnective control valve unit 44, valve 45, controlling device 23 and switch valve 26.
The import 41 of control gear 4 links to each other with speed controller 47, and this speed controller 47 has relevant position sensor (known but not shown) at last.
Device 1 also comprises reference leakage device 56, and this reference leakage device 56 is arranged between the outlet manifold and inlet manifold of motor 5, and finally by control gear 4 controls.
Reference leakage device 56 can also reduce the oxygen content in the initial loading except reducing disposal of pollutants, help to prevent initially to load too dilution.
Also proposing device 1 uses inflammable gas 51 and uses liquid fuel 52, this inflammable gas 51 comprises following group at least a: GPL, methane, hydrogen, their mixture, this liquid fuel 52 comprise following group at least a: diesel oil, naphtha, kerosene, gasoline, common hydrocarbon, alcohol and their mixture.
Emulsifier liquid 53 comprises water, perhaps preferably includes the water that comprises additive, and this additive can comprise antifreezing solution and/or oiling agent.
The operation of device 1 makes the user to determine a kind of working state of programming and therefore can carry out in control gear 4 in device 1 and motor 5 by user interface.
Described device provides following at least working state:
Utilize liquid fuel 52 to work, in view of the above, control gear 4 is got rid of and is not used mixing arrangement 2 and emulsifier unit 3;
Utilize emulsion fuel 37 to work, in view of the above, control gear 4 does not use mixing arrangement 2, and uses emulsifier unit 3;
Utilize emulsion fuel 37 and inflammable gas 51 to work, in view of the above, control gear 4 uses mixing arrangement 2 and emulsifier unit 3.
And it can also be worked by liquid fuel 52 and inflammable gas 51, and in view of the above, control gear 4 uses mixing arrangement 2 and do not use emulsifier unit 3.
Control gear 4 is by operating diffuser apparatus 33 and emulsion fuel pump-unit 36 and regulating dosing device 32 and use emulsifier unit 3, like this, they can provide emulsifier liquid 53 and liquid fuel 52 with the ratio of determining in the program relevant with the working state of being selected by the user.Almost simultaneously, control gear 4 operating valve devices 44 are so that insert emulsifier unit 3 in the fuel circuit 55.
When using emulsifier unit 3, control gear 4 operating valves 45, like this, the loop of fuel 46 flows into the inlet of diffuser apparatus 33, rather than flows into first storage tank 57.
Control gear 4 uses mixing arrangement 2 by opening the switch valve 26 that is used for inflammable gas 51 and the drive unit 61 of governing speed control gear 60, so that supply with a certain amount of emulsion fuel 37 to motor 5, this emulsion fuel the peak rate of flow of speed control unit 60 5% to 25% between.The position of control gear 4 and speed controller 47 is operating regulation device 23 pro rata, and up to the predetermined peak flow values of gas 51, this predetermined peak flow values is corresponding to the maximum nominal power of motor 5.
By emulsion fuel 37 work the time, control gear 4 control dosing devices 32, so that emulsifier liquid 53 is mixed with liquid fuel 52, the percentage of this emulsifier liquid 53 is 5% to 25% of liquid fuel 52.
By 51 work of emulsion fuel 37 and inflammable gas the time, control gear 4 control dosing devices 32 so that emulsifier liquid 53 is mixed with liquid fuel 52, the percentage of this emulsifier liquid 53 be liquid fuel 52 5% to above 50%.
Under latter event, the gaseous mixture that heat group 50 sucks air 59 and inflammable gas 51 mixes and throttling by throttle valve 24, and compresses between piston and cylinder cap in the firing chamber of each cylinder.Carry out the igniting of gaseous mixture when emulsion fuel 37 is ejected in the firing chamber, this can provide the ceiling capacity effect.
Existence and evaporation with emulsifier liquid 53 of high specific heat very will make the oil nozzle cooling at least, and increase combustion swirl to improve burning.
Also represented to install 1 version among the figure, wherein, controlling device 23 is an injection types.The pipeline that the downstream links to each other with switch valve 26 is supplied with oil nozzle 62 with inflammable gas 51, so that the inlet manifold 54 of inflow engine 5, carrying out so-called " single-point " sprays, perhaps described pipeline is supplied with a plurality of oil nozzles 62, each flows near the inlet manifold 54 each firing chamber of motor 5, carries out so-called " multiple spot " and sprays.This pipeline is also supplied with oil nozzles 62 with gas 51, so that flow directly in the firing chamber of motor 5, last described oil nozzle 62 can supply gas and made the emulsifying liquid fuel atomization.Oil nozzle 62 is by control gear 4 controls.
The difference of the operation of these versions and the operation of previous embodiment is: inflammable gas 51 carries out with being blended in the trap 54 or in the firing chamber of motor 5 of combustion-supporting air 59.
The import 41 of control gear 4 is linked to each other with temperature transducer with a plurality of burnings in heat group 50, link to each other with a plurality of chemical concentrations sensors in the outlet manifold, and link to each other with a plurality of pressure transducers in mixing arrangement 23, so that optimize the ratio of fuel and combustion improver by the relative program of control gear 4.
Can make second storage tank 30 comprise a plurality of independently containers (known but not shown), each container links to each other with the import of dosing device 32 by the switch valve by control gear 4 operations.This makes control gear 4 supply with the emulsifier liquid 53 of each container to dosing device 32 by the described switch valve of operation, and they have the additive of different weight percentage.
Which container suction emulsifier liquid 53 control gear 4 will be determined from reference to the working condition of motor 5, or the additive percentage in definite emulsifier liquid 53.Also can select, can make second storage tank 30 be divided into two independently separate spaces (known but not shown), a separate space dress water, another adorns additive, and pass through to link to each other with the import of dosing device 32 by the variable mixer (known but not shown) of control gear 4 controls, therefore described control gear can be adjusted in the additives ratio in the emulsifier liquid 53 better.
Major advantage of the present invention provided a kind of for to internal combustion engine feed fluid emulsion fuel and The device of fuel gas, so as more efficient, use cheaply gaseous fuel and reduce at least oil spout The temperature of mouth, thus job costs, pollution products and maintenance cost reduced.
Also an advantage has provided a kind of device, and this device is easily installed in existingly (even also not to be had Have) engine on, and only be suitable for supplying with neat liquid fuel or water and additive breast to engine The liquid fuel of changing.
Another advantage has provided a kind of easy manufacturing, low cost and high reliability ground device.

Claims (27)

1. device that is used for to internal-combustion engine feed fluid emulsion fuel and inflammable gas is characterized in that comprising:
Mixing arrangement (2), the source (21) of this mixing arrangement and inflammable gas (51) and motor (5) flow and are communicated with;
Emulsifier unit (3), this emulsifier unit flow with first storage tank (57) of liquid fuel (52) and are communicated with, and are communicated with at least the second storage tank (30) of emulsifier liquid (53) is mobile, and are communicated with motor (5) is mobile in the outlet port;
The combustion-supporting air (59) that this mixing arrangement (2) is suitable for being used for motor (5) mixes with inflammable gas (51); This emulsifier unit (3) is suitable for the emulsion fuel between motor (5) supply emulsifier liquid (53) and liquid fuel (52).
2. device according to claim 1 is characterized in that: this mixing arrangement (2) comprising:
The conveying means (22) of the inflammable gas (51) in source (21);
The switch valve (26) that is used for inflammable gas (51);
The controlling device (23) of the flow of inflammable gas (51) is suitable for making inflammable gas (51) to mix with combustion-supporting air (59).
3. device according to claim 2 is characterized in that: this controlling device (23) comprises throttle valve (24), and this throttle valve (24) is supplied with by the flow regulator (25) that is used for inflammable gas (51).
4. device according to claim 2 is characterized in that: this controlling device (23) comprises the oil nozzle (62) of inflammable gas (51) at least.
5. device according to claim 4 is characterized in that: the intake manifold (54) of this oil nozzle (62) inflow engine (5).
6. device according to claim 5 is characterized in that: near each firing chamber of this oil nozzle (62) flow direction engine (5).
7. device according to claim 4 is characterized in that: each firing chamber of this oil nozzle (62) inflow engine (5).
8. according to the described device of aforementioned each claim, it is characterized in that: this emulsifier unit (3) comprising:
Dosing device (32), this dosing device (32) have outlet and at least two imports, and these two imports link to each other with second storage tank (30) of emulsifier liquid (53) and first storage tank (57) of liquid fuel (52) respectively; Described dosing device (32) is suitable for providing in the outlet port emulsifier liquid (53) and the liquid fuel (52) of proportion adjustable;
Diffuser apparatus (33), this diffuser apparatus links to each other with the outlet of dosing device (32), is suitable for producing the emulsion fuel (37) of emulsifier liquid (53) and liquid fuel (52).
9. device according to claim 8 is characterized in that: this emulsifier unit (3) also comprises:
The container (34) of emulsion fuel (37), this container (34) links to each other with diffuser apparatus (33);
Emulsion fuel filter (35);
Emulsion fuel pump-unit (36).
10. according to the described device of aforementioned each claim, it is characterized in that: second storage tank (30) of emulsifier liquid (53) is forced into negative pressure.
11. according to the described device of each claim in the claim 1 to 9, it is characterized in that: volume this second storage tank (30), that do not pack emulsifier liquid (53) into is full of inert gas.
12. according to the described device of aforementioned each claim, it is characterized in that also comprising: control gear (4), this control gear (4) has a plurality of imports (41), outlet (42) and user interface (43), and this user interface (43) is suitable for determining following at least a working state:
Utilize liquid fuel (52) to come work, in view of the above, control gear (4) is got rid of and is not used mixing arrangement (2) and emulsifier unit (3);
Utilize emulsion fuel (37) to come work, in view of the above, control gear (4) does not use mixing arrangement (2), and uses emulsifier unit (3);
Utilize emulsion fuel (37) and inflammable gas (51) to come work, in view of the above, control gear (4) uses mixing arrangement (2) and emulsifier unit (3).
Utilize liquid fuel (52) and inflammable gas (51) to come work, in view of the above, control gear (4) uses mixing arrangement (2) and does not use emulsifier unit (3).
13. device according to claim 12, it is characterized in that: control gear (4) uses this emulsifier unit (3) by operating one group of interconnective control valve unit of emulsifier unit (3) and conversion (44) at least, so that drive this emulsifier unit (3) in the fuel circuit (55) of motor (5).
14. according to each described device in claim 12 or 13, it is characterized in that: according to by the state of emulsion fuel (37) work or the state of working by emulsion fuel (37) and inflammable gas (51), control gear (4) transfer valve (45) is so that make fuel circuit (46) link to each other with emulsifier unit (3).
15. according to each and the described device of claim 2 in the claim 12 to 14, it is characterized in that: this control gear (4) uses mixing arrangement (2) by the switch valve that is used for inflammable gas (51) (26) of opening mixing arrangement (2) at least.
16. according to each and the described device of claim 2 in the claim 12 to 15, it is characterized in that: the import (41) of control gear (4) links to each other with speed controller (47) at least, and two outlets (42) of control gear (4) link to each other with the drive unit (61) of the speed control unit (60) of motor (5) and the controlling device (23) of mixing arrangement (2) respectively.
17. device according to claim 16, it is characterized in that: under state by emulsion fuel (37) and inflammable gas (51) work, control gear (4) accessory drive (61), so that the amount of emulsion fuel (37) that makes supply engine (5) is between 5% and 25% scope of the peak rate of flow of speed control unit (60), and control gear (4) with position proportional mode operating regulation device (23) of speed controller (47).
18. according to each and the described device of claim 8 in the claim 13 to 17, it is characterized in that: the outlet (42) of control gear (4) links to each other with the dosing device (32) of emulsifier unit (3) at least.
19. device according to claim 18, it is characterized in that: under state by emulsion fuel (37) work, control gear (4) control dosing device (32), be used to make emulsifier liquid (53) to mix with liquid fuel (52), the percentage range liquid fuel within (52) of this emulsifier liquid (53) 5% to 25% between.
20. device according to claim 18, it is characterized in that: under state by emulsion fuel (37) and inflammable gas (51) work, control gear (4) control dosing device (32), be used to make emulsifier liquid (53) to mix with liquid fuel (52), the percentage range liquid fuel within (52) of this emulsifier liquid (53) 5% to greater than between 50%.
21. according to the described device of aforementioned each claim, it is characterized in that: described inflammable gas (51) comprises at least a in following group: GPL, methane, hydrogen and their mixture.
22. according to the described device of aforementioned each claim, it is characterized in that: described liquid fuel (52) comprises at least a in following group: diesel oil, naphtha, kerosene, alcohol, gasoline and their mixture.
23. according to the described device of aforementioned each claim, it is characterized in that: described emulsifier liquid (53) comprises following a kind of: water and water with additive.
24. device according to claim 23 is characterized in that: this additive comprises at least a in antifreezing solution and the oiling agent.
25. according to the described device of aforementioned each claim, it is characterized in that also comprising: reference leakage device (56), this reference leakage device are arranged between the export and import trap of motor (5).
26. according to the described device of aforementioned each claim, it is characterized in that: this second storage tank (30) comprises a plurality of independently containers, and each container all passes through to be linked to each other with the import of dosing device (32) by the switch valve of control gear (4) operation.
27. according to each described device in the claim 1 to 25, it is characterized in that: this second storage tank (30) comprises two independently separate spaces, a dress water, another adorns additive, and these two separate spaces all pass through to be linked to each other with the import of dosing device (32) by the variable mixer of control gear (4) control.
CNA028095650A 2001-05-08 2002-05-07 Device for feeding an internal combustion engine with liquid emul sions and combustible gas Pending CN1507536A (en)

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IT2001BO000273A ITBO20010273A1 (en) 2001-05-08 2001-05-08 DEVICE TO FEED AN INTERNAL COMBUSTION ENGINE WITH LIQUID EMULSIONS AND COMBUSTIBLE GAS
ITBO01A000273 2001-05-08

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CN1507536A true CN1507536A (en) 2004-06-23

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CN102753803A (en) * 2010-02-03 2012-10-24 川崎重工业株式会社 Fuel supply device with fuel change-over function
CN103423584A (en) * 2013-08-02 2013-12-04 同济大学 High-density complex storage system of hydrogen/ natural gas dual fuel and control method thereof
US9719454B2 (en) 2014-11-12 2017-08-01 General Electric Company Human machine interface (HMI) guided mechanical fuel system adjustment
CN111226034A (en) * 2017-10-27 2020-06-02 宝马股份公司 Method for preventing icing of an injection system of an internal combustion engine

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ITBO20110192A1 (en) * 2011-04-13 2012-10-14 Marco Ciaccini POWER SUPPLY SYSTEM FOR ENDOTHERMAL MOTORS WITH SPONTANEOUS IGNITION BY LIQUEFIED PETROLEUM GAS (LPG)

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CN102753803A (en) * 2010-02-03 2012-10-24 川崎重工业株式会社 Fuel supply device with fuel change-over function
CN102753803B (en) * 2010-02-03 2015-05-06 川崎重工业株式会社 Fuel supply device with fuel change-over function
CN103423584A (en) * 2013-08-02 2013-12-04 同济大学 High-density complex storage system of hydrogen/ natural gas dual fuel and control method thereof
CN103423584B (en) * 2013-08-02 2015-06-03 同济大学 High-density complex storage system of hydrogen/ natural gas dual fuel and control method thereof
US9719454B2 (en) 2014-11-12 2017-08-01 General Electric Company Human machine interface (HMI) guided mechanical fuel system adjustment
CN111226034A (en) * 2017-10-27 2020-06-02 宝马股份公司 Method for preventing icing of an injection system of an internal combustion engine

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ITBO20010273A0 (en) 2001-05-08
ITBO20010273A1 (en) 2002-11-08

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