WO2001075293A1 - Dispositif de reformage de combustible - Google Patents
Dispositif de reformage de combustible Download PDFInfo
- Publication number
- WO2001075293A1 WO2001075293A1 PCT/JP2001/002754 JP0102754W WO0175293A1 WO 2001075293 A1 WO2001075293 A1 WO 2001075293A1 JP 0102754 W JP0102754 W JP 0102754W WO 0175293 A1 WO0175293 A1 WO 0175293A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fuel
- pipe
- fuel pipe
- reformer according
- return
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G32/00—Refining of hydrocarbon oils by electric or magnetic means, by irradiation, or by using microorganisms
-
- 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
- F02M27/00—Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
- C10G33/04—Dewatering or demulsification of hydrocarbon oils with chemical means
-
- 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
- F02M27/00—Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like
- F02M27/02—Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like by catalysts
Definitions
- the present invention relates to a fuel reforming apparatus, and particularly to a fuel reforming apparatus suitable for reforming fuel for an internal combustion engine such as a gasoline engine-diesel engine for an automobile or a marine vessel, and fuel for an external combustion engine such as a boiler burner.
- the present invention relates to a fuel reformer.
- a carbon rod and a coil surrounding its outer circumference are arranged inside the spiral of a spirally wound fuel tube, and both ends of the coil are connected to both ends of the fuel tube.
- a fuel reformer in which a metal, a mineral, and an oxide are filled between a pipe and an inner wall of a housing and solidified with a silicon resin (Japanese Patent Application Laid-Open No. H10-774843). No.).
- the amount of nitrogen oxide (NO x) emissions and the amount of exhaust smoke are related to the trade-off, and there is no combustion method or fuel reforming method that reduces both. Therefore, in the device proposed in the above-mentioned Japanese Patent Application Laid-Open No. H10-777483, it is expected that the exhaust smoke density is particularly increased.
- an object of the present invention is to significantly reduce both exhaust smoke and nitrogen oxides, which are in a trade-off relationship with each other, and also to reduce other components such as carbon dioxide, and to improve the fuel consumption rate. It is an object of the present invention to provide a simple fuel reformer.
- a fuel reformer according to the present invention is provided with a fuel introduction pipe, which is communicated with the fuel introduction pipe, and has a spiral shape and a spiral diameter gradually decreasing in a first direction. And a flow direction reversal for reversing a flow direction of the fuel flowing through the outward fuel pipe from the first direction to a second direction opposite to the first direction.
- the pipe is communicated with the flow direction reversing pipe, and spirally wound in the second direction in a spiral direction opposite to the outward fuel pipe so that the spiral diameter gradually increases. It has a return fuel pipe and a fuel outlet pipe connected to the return fuel pipe, and a filler containing a silicon compound is disposed around the outward fuel pipe, the flow direction reversing pipe, and the return fuel pipe. It is characterized by the following.
- the packing is made of a silicon compound such as silicon dioxide or a mixture thereof with another substance, and is preferably formed in a powder form so as to be filled. It is preferable that at least the outward fuel pipe and the return fuel pipe are made of copper or a copper-based material (for example, Machiyu).
- the forward fuel pipe and the return fuel pipe are spirally wound at substantially the same position.
- the return fuel pipe is spirally wound inside the spirally wound forward fuel pipe. ing.
- the winding directions of the forward fuel pipe and the return fuel pipe are different from each other.
- the forward fuel pipe is spirally wound clockwise in the first direction
- the return fuel pipe is spirally wound counterclockwise in the second direction. Is preferred.
- the ratio of the number of turns of the outward fuel pipe to the number of turns of the return fuel pipe is as follows: 8 ⁇ 0.5: 5 ⁇ 0.5, 13 ⁇ 0.5: 6 ⁇ 0.5, 2 7 ⁇ 0.5 times: It is preferable that the number of times is 9 times 0.5 times. Among them, it is more preferable that the ratio be exactly 8: 5, 13: 6, or 27: 9.
- the outward fuel pipe is wound so that the spiral diameter gradually decreases in the first direction, and the return fuel pipe is wound so that the spiral diameter gradually increases in the second direction. Therefore, each is wound so as to form a substantially conical shape as a whole.
- the position of the apex of the conical shape is eccentric with respect to the position of the center of the bottom surface of the conical shape.
- the vertical cross-section The shape is preferably formed in a shape along a right triangle.
- the right triangle is preferably a right triangle having a dimensional ratio of 2: 3: 1.
- the flow direction reversing tube may be constituted by a simple direction reversing pipe, but it is preferable that a part of the flow path of the flow direction reversing tube is formed of quartz. By forming the flow path with quartz, a contact reaction between the fuel and the quartz occurs between the outward fuel pipe and the return fuel pipe, and the fuel reforming effect can be further improved.
- a series of fuel tubes be accommodated in a cylinder, and the cylinder be filled with the filler.
- the formation of the cylinder is not particularly limited, but a cylinder having a polygonal cross section, for example, a cylinder having a hexagonal cross section is preferable.
- Such a fuel reformer is used particularly for reforming fuel for an internal combustion engine.
- the internal combustion engine is not particularly limited, and can be applied to both gasoline engines and diesel engines.
- the engine can be applied not only to automobiles but also to other internal combustion engines for ships.
- the fuel reforming apparatus according to the present invention is applicable not only to internal combustion engines using gasoline, kerosene, light oil, heavy oil, etc., but also to reforming fuel for external combustion engines such as boiler parners. It is.
- the fuel reformer is installed between the fuel tank and the combustion engine, and the fuel from the fuel tank is simply passed through the fuel reformer.
- the fuel can be reformed to reduce emissions of smoke, nitrogen oxides and carbon dioxide, and to improve fuel consumption rates.
- the emission of nitrogen oxides has been significantly reduced.
- the amount of exhaust smoke can be reduced to substantially zero.
- FIG. 1 is a perspective view of the fuel reformer according to the first embodiment of the present invention.
- FIG. 2 is a plan view of the apparatus of FIG.
- FIG. 3 is a side view of the outward fuel pipe and its surroundings of the apparatus of FIG.
- FIG. 4 is a side view of the return fuel pipe of the apparatus of FIG. 1 and its surroundings.
- FIG. 5 is a triangle showing an example of a substantially conical shape of the entire spiral fuel tube.
- FIG. 6 is a side view of a main part of a fuel reforming apparatus according to a second embodiment of the present invention.
- FIG. 7 is a side view of the device of FIG. 6 as viewed from a position differing by 90 degrees.
- FIG. 8 is an enlarged cross-sectional view of the crystal mounting portion of the device of FIG.
- FIG. 9 is a schematic configuration diagram showing a test method.
- FIG. 10 is a graph showing the change over time in the black smoke concentration when a fuel reformer according to the second embodiment of the present invention is mounted on an actual vehicle and tested.
- FIGS. 11A and 11B relate to aliphatic saturated hydrocarbons of the fuel before and after reforming when the fuel is reformed using the fuel reforming apparatus according to the second embodiment of the present invention. This is the mouth matogram.
- FIG. 12 shows a double bond of a 100-fold diluted solution of octane of the fuel before and after reforming when the fuel is reformed using the fuel reforming apparatus according to the second embodiment of the present invention.
- 2 is a light absorption spectrum of a compound having the following formula:
- FIG. 13 shows the aromatics of a 100-fold diluted solution of octane before and after reforming the fuel when the fuel was reformed using the fuel reforming apparatus according to the second embodiment of the present invention. This is the light absorption spectrum of a compound to be measured.
- FIGS. 1 and 5 show a fuel reforming apparatus according to a first embodiment of the present invention.
- reference numeral 1 denotes the entire fuel reformer.
- the fuel reformer 1 has a fuel introduction pipe 2 into which fuel is introduced, and a fuel outlet pipe 3 from which the fuel reformed by the fuel reformer 1 is led.
- An outward fuel pipe 4 is connected to and communicates with the fuel introduction pipe 2.
- the outward fuel pipe 4 is spirally wound in the first direction A so that the spiral diameter gradually decreases.
- a flow direction reversing pipe 5 is connected to the end of the outward fuel pipe 4 on the opposite side to the fuel introduction pipe 2 and communicates therewith.
- the flow direction reversing pipe 5 reverses the flow direction of the fuel flowing in the outward fuel pipe 4 from the first direction A to a second direction B opposite to the first direction A.
- An inflow fuel pipe 6 is connected to and communicates with an end of the flow direction reversing pipe 5 opposite to the outward fuel pipe 4.
- Incoming fuel pipe 6 moves in the second direction B It is spirally wound in the winding direction opposite to that of 4, so that the spiral diameter gradually increases.
- the return fuel pipe 6 is disposed at substantially the same position as the spirally wound outward fuel pipe 4, and is spirally wound inside the outward fuel pipe 4.
- a fuel outlet pipe 3 is connected to and communicates with an end of the return fuel pipe 6 opposite to the flow direction reversing pipe 5.
- the outward fuel pipe 4 and the return fuel pipe 6 are spirally wound so as to form a substantially circular cone as a whole.
- Each of the cones is wound so that the position of the vertex is eccentric with respect to the center of the bottom surface of the cone.
- the spiral winding into the eccentric cone shape can be achieved, for example, by winding each fuel tube along a jig formed in a predetermined shape in advance.
- a spiral winding into an eccentric conical shape is performed so as to follow the shape of a right triangle, particularly along the shape of a right triangle having a dimensional ratio of 2: ⁇ 3: 1. Times have been done.
- the outward fuel pipe 4 is spirally wound clockwise in the first direction A.
- the return fuel pipe 6 is spirally wound counterclockwise in the second direction B.
- the number of turns of the outward fuel pipe 4 is set to eight, and the number of turns of the return fuel pipe 6 is set to five.
- the ratio of the number of turns of the forward fuel pipe to the number of turns of the return fuel pipe was 8: 5 as described above. Therefore, this ratio was determined. Therefore, from this experimental result, it is preferable that the ratio of the number of turns of the outward fuel pipe to the number of turns of the return fuel pipe is within a range of about 8 ⁇ 0.5 turns: 5 ⁇ 0.5 turns. It can be said.
- the ratio of the number of turns of the forward fuel pipe to the number of turns of the return fuel pipe is 13 ⁇ 0.5 times: 6 ⁇ 0.5 times, 27 ⁇ 0.5 times. 5 times: preferably within the range of 9 ⁇ 0.5 times.
- the cylindrical body 7 is formed in a polygonal cross section, particularly a hexagonal cylindrical body. Further, a cylindrical housing 9 is provided outside the hexagonal cylindrical body 7, and the overall structure is a double cylindrical structure.
- the double cylinder structure protects the inner cylinder 7 and ensures its strength. Further, by making the cross-sectional shape of the cylindrical body 7 constituting the inner cylinder into a hexagon, the posture of the fuel pipes 4 and 6 disposed therein is stabilized.
- the filler 8 is formed in the form of a powder and is filled in the cylindrical body 7.
- the filler 8 may be entirely a silicon compound, or may be a mixture of the silicon compound and another substance.
- the packing 8 is made of, for example, silicon dioxide powder, ceramic powder, or the like.
- reference numeral 10 in FIG. 1 denotes a step for fixing the housing 9, and the fuel reformer 1 is attached to an appropriate external fixing portion via the stay 10.
- FIG. 6 to 8 show a main part of a fuel reformer 11 according to a second embodiment of the present invention.
- the structures of the cylinder 7, the filler 8, the housing 9, the stay 10 and the like are the same as in the first embodiment, and are not shown.
- a part of the flow path of the flow direction reversing tube 12 is formed of quartz.
- the flow direction reversing pipe 12 is a hexagonal cross-section made of a hexagonal columnar body 13 with a reversing flow path 14 added, and the processing hole is closed by a plug 15. I have.
- the cylindrical lens 16 is attached and fixed to the bottom of the U-shaped inversion channel 14 in a state of being urged by the cylindrical lens 16 force spring 17.
- the exhaust smoke concentration, carbon dioxide emission, nitrogen oxide emission, fuel consumption rate, etc. were measured.
- the measuring equipment used for the test is as follows.
- the exhaust smoke concentration was measured using an exhaust smoke concentration measuring device (manufactured by Shisoken Co., Ltd., Model GSM-2) at an engine speed of 5100 rpm, 59.6 rpm, 5 rpm. The average degree of contamination of three measurements at 0 98 rpm was measured. The fuel consumption rate was measured in diesel 10/15 mode. Measurement item
- Example 1 when the fuel reformer according to the present invention was installed (Example 1), the nitrogen oxides which were considered to have a trade-off relationship were compared with those without the equipment (Comparative Example 1).
- the exhaust smoke concentration black smoke concentration
- C 0 - 1 0. 6 0% was significantly reduced, and greatly reduces the the C 0 2 one 1 6.4 0%.
- the fuel consumption rate was improved by 3.5%.
- the effect of using the crystal was confirmed by comparing the case where the crystal was used with the case without the crystal.
- the test model is "AD van” manufactured by Nissan Motor Co., Ltd., Engine: CD17 (Diesel engine), Displacement: 170,000 cc, Total mileage: 1,500,000 km
- the effect was evaluated by the output horsepower.
- the test results are shown in FIG. As shown in FIG. 10, after the fuel reformer according to the present invention was mounted, the black smoke concentration gradually decreased as a whole, and a clear fuel reforming effect was confirmed. It should be noted that the temporal increase in black smoke concentration on the way over time is considered to be due to the fact that the total distance traveled by this test vehicle was large and the engine interior was considerably contaminated. It is probable that the black smoke concentration increased as a result of the cleaning of the engine and the discharge of the adhered degraded substances. Force, and about one year of measurement Looking at the overall change over time, the black smoke concentration clearly decreased, so a clear effect of the fuel reforming could be confirmed.
- FIG. 12 shows light absorption spectra of the fuel before and after the reforming when the fuel is reformed using the fuel reforming apparatus according to the second embodiment of the present invention.
- the absorption spectrum is shown in the case where the fuel is made into a 100-fold diluted solution with octane, and a compound having a double bond is measured with respect to the diluted solution.
- the solid line shows the characteristics after reforming, and the dotted line shows the characteristics before reforming.
- FIG. 13 shows light absorption spectra of the fuel before and after the reforming of the fuel using the fuel reforming apparatus according to the second embodiment of the present invention.
- the absorption spectrum is shown in which the fuel is made into a 1000-fold diluted solution with octane, and the diluted solution, particularly, an aromatic compound is measured.
- the solid line shows the characteristics after reforming
- the dotted line shows the characteristics before reforming.
- Figs. 12 and 13 it is understood that the state of the compound having a double bond and the state of the aromatic compound changed before and after the fuel reforming. Is done. It is considered that these changes in characteristics also indicate the fuel reforming effect of the device according to the present invention.
- the fuel reforming apparatus of the present invention it is possible to significantly reduce both exhaust smoke and nitrogen oxides, and also to reduce other components such as carbon dioxide. It is possible to improve the fuel consumption rate and output of the engine that uses the selected fuel.
- the fuel reformer of the present invention is effective for reforming fuel for various internal combustion engines and external combustion engines, and can greatly reduce both exhaust smoke and nitrogen oxides by fuel reforming. It also helps reduce other components such as carbon dioxide, which helps improve the atmospheric environment. Also, the use of reformed fuel can improve the fuel consumption rate and output of the engine.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Liquid Carbonaceous Fuels (AREA)
- Exhaust Gas After Treatment (AREA)
- Hydrogen, Water And Hydrids (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002375678A CA2375678A1 (en) | 2000-04-03 | 2001-03-30 | Fuel reforming device |
EP01917701A EP1270922A4 (en) | 2000-04-03 | 2001-03-30 | DEVICE FOR REFORMING FUELS |
AU44668/01A AU4466801A (en) | 2000-04-03 | 2001-03-30 | Fuel reforming device |
KR1020017014937A KR20020051895A (ko) | 2000-04-03 | 2001-03-30 | 연료개질장치 |
US09/980,003 US6474316B1 (en) | 2000-04-03 | 2001-05-30 | Fuel reforming device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000100391 | 2000-04-03 | ||
JP2000-100391 | 2000-04-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001075293A1 true WO2001075293A1 (fr) | 2001-10-11 |
Family
ID=18614609
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/002754 WO2001075293A1 (fr) | 2000-04-03 | 2001-03-30 | Dispositif de reformage de combustible |
Country Status (7)
Country | Link |
---|---|
US (1) | US6474316B1 (ja) |
EP (1) | EP1270922A4 (ja) |
KR (1) | KR20020051895A (ja) |
CN (1) | CN1365426A (ja) |
AU (1) | AU4466801A (ja) |
CA (1) | CA2375678A1 (ja) |
WO (1) | WO2001075293A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100553828B1 (ko) * | 2004-11-12 | 2006-02-21 | (주)인콤비디케이 | 촉매 및 와류와 충돌에 의한 다용도 액상 미립화 기기 |
WO2010033171A1 (en) * | 2008-09-18 | 2010-03-25 | Wayne Roland | Fuel treatment device using heat and magnetic field |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1077483A (ja) * | 1996-08-31 | 1998-03-24 | Ee G M:Kk | 燃料改質装置 |
JPH11322302A (ja) * | 1999-01-08 | 1999-11-24 | Sanyo Electric Co Ltd | 燃料電池用改質装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5637226A (en) * | 1995-08-18 | 1997-06-10 | Az Industries, Incorporated | Magnetic fluid treatment |
JP2001304056A (ja) * | 2000-04-19 | 2001-10-31 | Kiyoshi Nozato | 黒煙低減装置 |
-
2001
- 2001-03-30 WO PCT/JP2001/002754 patent/WO2001075293A1/ja not_active Application Discontinuation
- 2001-03-30 AU AU44668/01A patent/AU4466801A/en not_active Abandoned
- 2001-03-30 CA CA002375678A patent/CA2375678A1/en not_active Abandoned
- 2001-03-30 CN CN01800651A patent/CN1365426A/zh active Pending
- 2001-03-30 KR KR1020017014937A patent/KR20020051895A/ko not_active Application Discontinuation
- 2001-03-30 EP EP01917701A patent/EP1270922A4/en not_active Withdrawn
- 2001-05-30 US US09/980,003 patent/US6474316B1/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1077483A (ja) * | 1996-08-31 | 1998-03-24 | Ee G M:Kk | 燃料改質装置 |
JPH11322302A (ja) * | 1999-01-08 | 1999-11-24 | Sanyo Electric Co Ltd | 燃料電池用改質装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1270922A4 * |
Also Published As
Publication number | Publication date |
---|---|
AU4466801A (en) | 2001-10-15 |
KR20020051895A (ko) | 2002-06-29 |
EP1270922A1 (en) | 2003-01-02 |
CA2375678A1 (en) | 2001-10-11 |
CN1365426A (zh) | 2002-08-21 |
EP1270922A4 (en) | 2004-10-13 |
US6474316B1 (en) | 2002-11-05 |
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