EP4296498A1 - Düse für ein abgasrückführungssystem und abgasrückführungssystem mit dieser düse - Google Patents

Düse für ein abgasrückführungssystem und abgasrückführungssystem mit dieser düse Download PDF

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Publication number
EP4296498A1
EP4296498A1 EP22180489.1A EP22180489A EP4296498A1 EP 4296498 A1 EP4296498 A1 EP 4296498A1 EP 22180489 A EP22180489 A EP 22180489A EP 4296498 A1 EP4296498 A1 EP 4296498A1
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EP
European Patent Office
Prior art keywords
nozzle
cylindrical body
elongated
body part
liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22180489.1A
Other languages
English (en)
French (fr)
Inventor
Claes Jakobsson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to EP22180489.1A priority Critical patent/EP4296498A1/de
Publication of EP4296498A1 publication Critical patent/EP4296498A1/de
Pending legal-status Critical Current

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Classifications

    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/36—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with means for adding fluids other than exhaust gas to the recirculation passage; with reformers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B05B1/04—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in flat form, e.g. fan-like, sheet-like
    • B05B1/046—Outlets formed, e.g. cut, in the circumference of tubular or spherical elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • 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
    • F02M25/0221—Details of the water supply system, e.g. pumps or arrangement of valves
    • F02M25/0225—Water atomisers or mixers, e.g. using ultrasonic waves
    • 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
    • F02M25/025—Adding water
    • 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
    • F02M25/032—Producing and adding steam

Definitions

  • the present disclosure relates to a nozzle for injecting a mist of a liquid into exhaust gas of an internal combustion engine.
  • the present disclosure also relates to an exhaust gas recirculation system.
  • exhaust gas recirculation provides improvements in a lower combustion temperature and is effective in reducing the nitrogen oxides (NOx-emissions).
  • thermodynamically stable fuel- and water microemulsions are moreover known, such as aqueous emulsions, applied into the exhaust gases during recirculation led back to the air inlet manifold as described above, having the advantage to decrease the amount of formation of NOx emissions in comparison to conventional exhaust gas recirculation (EGR).
  • EGR exhaust gas recirculation
  • a first object of the invention is to provide an arrangement implemented in an exhaust recirculation system for providing an increase in engine efficiency, and thereby reduced required power.This object is solved by the invention according to claim 1.
  • a second object of the invention is to provide an arrangement implemented in an exhaust gas recirculation system for decreasing the amount of soot particles and NOx formation. This object is also solved by the invention according to claim 1.
  • a third object of the invention is to provide an exhaust recirculation system which provide such an increase in engine efficiency, and thereby reduced required power at the same time as a decreased level of soot particles and NOx-formation. This object is solved by the invention according to claim 11.
  • a nozzle for injecting a mist of a liquid into exhaust gas of an internal combustion engine comprising a cylindrical body, comprising a through-hole extending axially at least partly through the cylindrical body and being arranged to receive a shaft for guiding the liquid into said nozzle in use of the nozzle,
  • each elongated channel comprises a channel wall which is configured to guide the liquid adjacent the outlet in the ejecting direction.
  • An extension of the channel wall may have a direction corresponding to the ejecting direction of said mist and/or liquid.
  • a ratio of an inlet area to an outlet area of each elongated channel is at least two.
  • the liquid may be pressurized and a mist of said liquid may be formed.
  • a mixture of liquid and mist may be formed.
  • the liquid may be water.
  • the first angle is in the range of 20 - 80 degrees, preferably in the range of 35 - 55 degrees.
  • the first angle in a range of 20 - 80 degrees, preferably in the range of 35 - 55 degrees, may provide an improved ejecting effeciency of the mist, which mist may be ejected out of each elongated channel in an preferred ejection direction.
  • the mist may thereby be adapted to be injected into the exhaust gases.
  • the outlet of each elongated channel is formed such that the ejecting direction is defined by a second angle, measured from a normal to the cylindrical envelope surface of the cylindrical body and in plane formed by the normal to the cylindrical envelope surface of the cylindrical body adjacent the respective outlet and an axial direction of the cylindrical body, the second angle, being at least 5 degrees.
  • the second angle of at least 5 degrees may provide a more improved ejecting effeciency out of the outlet of the elongated channels and thereby optimised injection of said mist into the opposite flowing exhaust gases.
  • said second angle is preferably at least 20 degrees, and is preferably less than 40 degrees.
  • the second angle is at least 20 degrees, and preferably less than 40 degrees a more improved ejecting direction out of the elongated channels and injection efficiency into the exhaust gases may be provided.
  • the through-hole comprises a widening section within the cylindrical body, said widening section and being in direct fluid connection with the plurality of channels.
  • the through-hole may guide liquid from an inlet to the nozzle for providing liquid into said nozzle.
  • the widening section may provide an accumulation of the incoming liquid which subsequnently may be distributed into the elongated channels so that an increase in pressure may be provided and a formation from liquid to mist may occur.
  • the cylindrical body comprise a first cylindrical body part comprising a first circular surface, a second cylindrical body part comprising a second circular surface, wherein the first cylindrical body part is fixed to said second cylindrical body part such that the first and second circular surfaces face each other, and wherein the through-hole extends at least partly through the second cylindrical body part, and the second circular surface comprises a first set of elongated recesses extending from the through-hole to the envelope surface of the second cylindrical body part such that, when the first and second cylindrical body parts are fixed to each other, the plurality of channels are formed by the first set of elongated recesses and a respective surface area of the first circular surface being exposed by a spacing to the respective elongated recess in the first set of elongated recesses.
  • the first set of elongated recesses may provide a corresponding set of elongated channels for guiding the liquid.
  • a respecttive elongated channel may be formed when the second cicrular surface is attached to the first circular surface.
  • the first circular surface may be substantially flat.
  • the first circular surface may be provided with another surface structure or texture.
  • the liquid may be provided in the inlet to the through-hole, which through-hole extends through the first cylindrical body part and at least partly through the second cylindrical body part, and the liquid may be distributed through said through-hole(s) and thereafter enter into the elongated channels.
  • the second circular surface comprises a circular recess having a second radius being larger than said first radius, such that the widening section of the through-hole is formed by said circular recess when said first and second circular sections are fixed together.
  • the widening section may provide an accumulation of the incoming liquid which subsequnently may be distributed into the elongated channels so that an increase in pressure may be provided and a formation from liquid to mist may occur.
  • the respective surface area of the first circular surface being exposed by a spacing to the respective elongated recess in the first set of elongated recesses are formed by a projection of each elongated recess onto the first circular surface.
  • the spacing formed between a circular surface and a set of elongated recesses may form the elongated channels for transporting the liquid and creating mist.
  • the second cylindrical body part comprises a third circular surface arranged on the opposite side of the second cylindrical body part with respect to the second circular surface, and the cylindrical body further comprises a third cylindrical body part having a fourth circular surface, wherein the third cylindrical body part is fixed to said second cylindrical body part such that said third and fourth circular surfaces face each other and wherein said through-hole further extends at least partly though said third circular body part.
  • the fixation of the described third and fourth circular surfaces face each other may be advantegous.
  • Either the third or the fourth circular surfaces may be provided with a second or further set of recesses.
  • the third or the fourth circular surfaces may be substantially flat.
  • the third circular surface comprises a second set of elongated recesses extending from the through-hole to the envelope surface of the second circular body part such that, when the second and third cylindrical body parts are fixed to each other, the plurality of channels are further formed by the second set of elongated recesses and a respective surface area of the fourth circular surface being exposed by a spacing to the respective elongated recess in the second set of elongated recesses.
  • a second and further sets of elongated recesses may form further sets of elongated channels for transporting liquid and forming mist out of the nozzle.
  • a second and further sets of elongated channels may improve the efficiency of the injection of mist into the exhaust gases, whereby both the efficiency and the decrease of soot particles may be improved.
  • an exhaust gas recirculation system for an internal combustion engine comprises a nozzle according to any one of the preceding claims, and a shaft for guiding liquid to said nozzle, said shaft is received by at least one bearing in said nozzle, wherein said nozzle is arranged to rotate with respect to the shaft by the liquid being ejected from the nozzle.
  • a vehicle may provide an increase in engine efficiency and thereby reduce the required power at the same time as a decreased level of soot particles and NOx-formation may be provided.
  • the exhaust gas recirculation system further comprises a compartment, said compartment is arranged to transport exhaust gas in an exhaust gas flow direction wherein said nozzle unit is arranged to eject liquid in a direction partly opposite to said gas flow direction.
  • the compartment may arrange so that nozzle ejects liquid in a direction opposite the gas flow direction.
  • the exhaust gas recirculation system wherein said nozzle is arranged within said compartment and said shaft is arranged to guide liquid from outside of said compartment to said nozzle.
  • a vehicle comprises an exhaust gas recirculation system as described above.
  • a power generator arrangement comprises an exhaust gas recirculation system implementing a nozzle as described above.
  • the power generator may be a part of a ship, a vessel, a plant, an internal combusion engine or the like. Said vehicle and said power generator arangement may provide all separate described advantages.
  • Fig. 1a shows a schematic illustration of a power generator arrangement 1 in a power plant, a vessel or a vehicle, etcetera provided with an exhaust gas recirculation system 10 according to one preferred embodiment.
  • Fig. 1b shows a schematic illustration of the nozzle unit 20 for injecting a mist of a liquid into the exhaust gas recirculation system 10 of the power generator arrangement 1.
  • the nozzle unit 20 is preferably constituted of at least one cylindrical body 100, see Fig. 1c .
  • a preferred embodiment of the nozzle arrangement 20 is shown, wherein said arrangement 20 comprises a first, a second and a third cylindrical body part 101, 102, 103 each having an envelope surface 109.
  • the cylindrical body parts 101, 102, 103 are arranged along a central axis E, extending in the axial direction through said cylindrical body parts 101, 102, 103 so that said first 101 and third 103 cylindrical parts constitute the outermost located cylindrical body parts 101, 103 and the second cylindrical body part 102 is arranged intermediately in between.
  • a first bearing 300 having a through hole with a radius r1 is fixedly arranged into said first cylindrical body part 101.
  • the second cylindrical body part 102 is arranged with a centrally arranged through-hole 104 b.
  • a second bearing 300 may be fixedly arranged in the third cylindrical body part 103 in similarity to the first cylindrical body part 101.
  • a shaft 600 is running through the first bearing 300, the through hole 104b and the second bearing 300.
  • the nozzle unit 20 is adapted to be rotated around said shaft 600 running along said central axis E thereof.
  • the shaft 600 is also provided with at least one opening 650, which is substantially positioned in the second intermediate body part 102 in the longitudinal direction of the central axis E. Said opening 650 may distribute the liquid internally to the nozzle unit 20.
  • the nozzle 20 comprises said first cylindrical body part 101, which in turn compries a first circular surface 101a.
  • the nozzle 20 further comprises said second cylindrical body part 102, which in turn comprises a second circular surface 102b.
  • the first cylindrical body part 101 is connected to said second cylindrical body part 102 so that said first and said second circular surfaces 101a, 102b are adjacently located and face each other as they are fixedly attached.
  • the first cylindrical body part 101 is further provided with a bearing 300 having a through-going hole with a radius r1.
  • the second cylindrical body part 102 comprises a circular recess 104b having a second radius, r2, see Fig 2b , being larger than said first radius, r1.
  • a widening section 107 is formed by said radiuses r1 r2 when said first and second cylindrical body parts 101, 102 are fixedly attached together.
  • the second cylindrical body part 102 comprises a third circular surface 102c arranged on the rear side of the second cylindrical body part 102 with respect to the second circular surface 102b.
  • the cylindrical body 100 further comprises a third cylindrical body part 103 having a fourth circular surface 103d.
  • both said third and fourth circular surfaces 102c and 103d are provided substantially flat.
  • the second cylindrical body part 102 is connected to said third cylindrical body part 103 in such a way that said third and fourth circular surfaces 102c and 103d are adjacently located and face each other when said second cylindrical body part 102 is fixedly attached to the third cylindrical body part 103.
  • the first, the second and third cylindrical body parts 101, 102, 103 may be fixedly attached by means of attachment means 500 for jointly attach said cylindrical body parts 101, 102, 103.
  • the cylindrical body parts 101, 102, 103 may be jointly attached by a number of through-going holes 400 provided therein and a corresponding number of screwing means 500.
  • the second circular surface 102b of the second cylindrical body part 102 is provided with a first set or number of elongated recesses 105, which extend from the interior through-hole or interior circular recess 104b in a substantially radial direction to the exterior envelope surface 109 of the second circular body 102.
  • a first set or number of elongated recesses 105 which extend from the interior through-hole or interior circular recess 104b in a substantially radial direction to the exterior envelope surface 109 of the second circular body 102.
  • the characteristics of the elongated recesses 105 are to be described in more detail later in the following.
  • the first circular surface 101a is provided substantially flat relative to the respective elongated recess 105 of the first set of elongated recesses 105 of second circular surface 102b.
  • the surface of the first circular surface 101a is then exposed by a spacing to the respective elongated recess 105 in the first set of elongated recesses 105 of the second circular surface 102b.
  • a corresponding first number of elongated channels 106 are formed as the first circular cylindrical body 101 is fixedly attached to the second circular cylindrical body part 102.
  • the elongated recesses 105 and thereby the elongated channels 106 may preferably have a similar shape and appearance, see Fig. 3 .
  • elongated recesses 105 there is preferably six (6) elongated recesses 105 arranged in the described way on the circular surface 102b of the intermediate second cylindrical body 102 as shown in Fig. 3 . Consequently, there is the same number of elongated channels 106 formed in the nozzle unit 20.
  • each of the first number of elongated channels 106 have the same shape and appearance. As is shown in Fig. 3 . each elongated channel 106 is then provided with an inlet 110 into which the liquid is configured to enter from the widening section 107, see Fig. 2b , into the elongated channels 106.
  • the widening section 107 is provided with an interior envelope surface 108 wherein each said inlet 110 is provided.
  • Each of the said inlets 110 has an cross-sectional inlet area, Ainlet.
  • Each of the first number of elongated channels 106 is provided with an outlet 120 out of the exterior envelope surface 109 of the nozzle unit 20.
  • Each outlet 120 has an cross-sectional area, Aoutlet, from which the liquid are ejected out of all the elongated channels 106.
  • the ratio of Ainlet to Aoutlet is preferably at least two.
  • each of the first number of the elongated channels 106 comprises a channel wall 115 configured to guide the liquid, in the ejecting direction, an ejecting angle ⁇ 1, particularly adjacent each outlet 120.
  • the respective channel wall 115 is formed such that an extension of the channel wall 115 has a direction corresponding to the ejecting direction, ⁇ 1.
  • the first angle ⁇ 1, which constitutes the ejecting angle, is preferably less than 80 degrees.
  • the first angle, ⁇ 1 may be in the range of 20 - 80 degrees, preferably in the range of 35 - 55 degrees.
  • the outlet 120 of each of the first number of elongated channels 105 is formed such that the ejecting direction is also defined by a second angle, ⁇ 2.
  • the second angle ⁇ 2 is measured from a normal N, to the cylindrical envelope surface 109 of the cylindrical body 100, 101, 102, 103 and in a plane formed by the normal N to the cylindrical envelope surface 109 of the cylindrical body 100, 101, 102, 103 adjacent the respective outlet 120 and an axial direction E of the cylindrical body 100, the second angle, ⁇ 2, being at least 5 degrees. In that way the direction of the ejected mist out of the outlet(s) is in opposite to the direction of the exhaust gas flow.
  • the bearing 300 of the first cylindrical body part 101 is provided with the shaft 600 therein for guiding liquid into said nozzle unit 20.
  • the inlet pipe for liquid inlet is a part of the shaft 600.
  • the shaft 600 may be connected to liquid filling arrangements outside of the compartment 5 and the nozzle unit 20, see Fig 1c .
  • the liquid is preferably constituted of water.
  • the power generating plant 1 further comprises at least one compartment 5, which may be a part of the exhaust gas recirculation system 10, which then may be arranged to transport exhaust gases in a gas flow direction from a location positioned before the cylinder of an internal combustions engine in a by-pass direction back to an air inlet manifold, in which exhaust gas recirculation system 10 said nozzle 20 may be arranged to eject liquid in a direction, at least partly, opposite to the exhaust gas flow direction of the exhaust gas recirculation system located in said compartment 5.
  • the ejecting direction is defined by a second angle, ⁇ 2, which is at least 5 degrees.
  • the nozzle unit 20 is configured to work in the following way.
  • the nozzle 20 rotates around the shaft 600 arranged along the axis E in an exhaust gas recirculation flow inside the compartment 5.
  • the shaft 600 guides the liquid into the through-hole104b and further to the widening section 107.
  • the nozzle unit 20 rotates around the shaft 600 the liquid flows further from the widening section 107 and enters each inlet 110 of the elongated channels 106 wherein each respective channel wall 115 guides the liquid through the elongated channels 106 to the respective outlet 120 thereof.
  • the nozzle 20 ejects the liquid, preferably as mist, from the outlets 120 of the elongated channels 106 in the directions ⁇ 1 into the, at least partly, opposite flowing exhaust gas recirculation flow.
  • a second number of recesses 205 may be provided, for instance into a third circular surface 102c of the cylindrical body part 102, which then may extend from an interior through-hole 104b or an interior recess 104c of said cylindrical body part 102 to the envelope surface 109 in a corresponding way as the first number of elongated recesses 105.
  • a second number of elongated channels 206 are formed accordingly. Accordingly, in this second embodiment, the number of elongated channels 106, 206 are twice as many since implemented on both surfaces 102b, 103 of the nozzle unit 20.
  • This disclosure may, however, be embodied in further forms and should not be construed as limited to the embodiments set forth herein.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Nozzles (AREA)
EP22180489.1A 2022-06-22 2022-06-22 Düse für ein abgasrückführungssystem und abgasrückführungssystem mit dieser düse Pending EP4296498A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP22180489.1A EP4296498A1 (de) 2022-06-22 2022-06-22 Düse für ein abgasrückführungssystem und abgasrückführungssystem mit dieser düse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP22180489.1A EP4296498A1 (de) 2022-06-22 2022-06-22 Düse für ein abgasrückführungssystem und abgasrückführungssystem mit dieser düse

Publications (1)

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EP4296498A1 true EP4296498A1 (de) 2023-12-27

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EP22180489.1A Pending EP4296498A1 (de) 2022-06-22 2022-06-22 Düse für ein abgasrückführungssystem und abgasrückführungssystem mit dieser düse

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4461426A (en) * 1981-12-10 1984-07-24 Christopher Gilman O Adjustable aerial spray nozzle apparatus
US5657630A (en) * 1993-06-04 1997-08-19 Man B&W Diesel A/S Large supercharged diesel engine
US20050160671A1 (en) * 2003-11-12 2005-07-28 Toyota Jidosha Kabushiki Kaisha Fuel reforming apparatus
WO2009030213A1 (de) 2007-09-06 2009-03-12 Thomas Porep - Bernd Mamerow Gbr Verfahren zum schutz vor motorschäden von mit emulsionsskraftstoffen betriebenen motoren
US20110168808A1 (en) * 2008-09-25 2011-07-14 Dodson Mitch Flat jet water nozzles with adjustable droplet size including fixed or variable spray angle
EP2495051A1 (de) * 2009-10-30 2012-09-05 Lead Industry Company Ltd. Gas-flüssigkeits-mischdüse sowie emulsionskraftstoff-verbrennungssystem und umweltreinigungsmaterial-sprühsystem damit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4461426A (en) * 1981-12-10 1984-07-24 Christopher Gilman O Adjustable aerial spray nozzle apparatus
US5657630A (en) * 1993-06-04 1997-08-19 Man B&W Diesel A/S Large supercharged diesel engine
US20050160671A1 (en) * 2003-11-12 2005-07-28 Toyota Jidosha Kabushiki Kaisha Fuel reforming apparatus
WO2009030213A1 (de) 2007-09-06 2009-03-12 Thomas Porep - Bernd Mamerow Gbr Verfahren zum schutz vor motorschäden von mit emulsionsskraftstoffen betriebenen motoren
US20110168808A1 (en) * 2008-09-25 2011-07-14 Dodson Mitch Flat jet water nozzles with adjustable droplet size including fixed or variable spray angle
EP2495051A1 (de) * 2009-10-30 2012-09-05 Lead Industry Company Ltd. Gas-flüssigkeits-mischdüse sowie emulsionskraftstoff-verbrennungssystem und umweltreinigungsmaterial-sprühsystem damit

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