WO2013145007A1 - Matériau de nettoyage de moteur à combustion interne et filter à huile de lubrification - Google Patents

Matériau de nettoyage de moteur à combustion interne et filter à huile de lubrification Download PDF

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Publication number
WO2013145007A1
WO2013145007A1 PCT/JP2012/002179 JP2012002179W WO2013145007A1 WO 2013145007 A1 WO2013145007 A1 WO 2013145007A1 JP 2012002179 W JP2012002179 W JP 2012002179W WO 2013145007 A1 WO2013145007 A1 WO 2013145007A1
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Prior art keywords
oil
oil filter
internal combustion
combustion engine
lubricating oil
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PCT/JP2012/002179
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English (en)
Japanese (ja)
Inventor
武志 清水
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清水化学工業株式会社
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Application filed by 清水化学工業株式会社 filed Critical 清水化学工業株式会社
Priority to JP2014507000A priority Critical patent/JP6008351B2/ja
Priority to PCT/JP2012/002179 priority patent/WO2013145007A1/fr
Publication of WO2013145007A1 publication Critical patent/WO2013145007A1/fr

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    • C—CHEMISTRY; METALLURGY
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
    • C—CHEMISTRY; METALLURGY
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/16—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay
    • C04B35/18—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silicates other than clay rich in aluminium oxide
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M9/00—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
    • F01M9/02—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00 having means for introducing additives to lubricant
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3201—Alkali metal oxides or oxide-forming salts thereof
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3232—Titanium oxides or titanates, e.g. rutile or anatase
    • C—CHEMISTRY; METALLURGY
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3272—Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
    • C—CHEMISTRY; METALLURGY
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    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5436—Particle size related information expressed by the size of the particles or aggregates thereof micrometer sized, i.e. from 1 to 100 micron
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes

Definitions

  • the present invention relates to a clean product that maintains a clean state in a lubricating oil system of an internal combustion engine and improves the clean state, and a lubricating oil filter including the clean product.
  • lubricating oil that is, engine oil
  • crankshaft crank journal
  • crankpin crankshaft
  • camshaft cam
  • rocker arm a tappet
  • the present invention has been made to solve at least a part of the problems described above, and maintains a clean state at the contact portion of the internal combustion engine, cleans dirt at the contact portion of the internal combustion engine, and maintains and restores the performance of the internal combustion engine.
  • the purpose is to realize.
  • Another object of the present invention is to maintain a clean state of a diesel internal combustion engine using biodiesel fuel as a fuel, to clean dirt, and to maintain and recover performance.
  • Another object of the present invention is to maintain the performance of the internal combustion engine such as output characteristics, fuel consumption performance, and exhaust gas characteristics, and to recover the performance of the internal combustion engine that has deteriorated due to aging.
  • the present invention adopts the following various aspects.
  • the cleaning body for purifying the contact part which contacts a lubricating oil in an internal combustion engine, or maintaining the clean state of a contact part.
  • the cleaning body is made of a fired product containing silicon dioxide and aluminum oxide as main components, which are used in a lubricating oil path of lubricating oil in an internal combustion engine.
  • the cleaning element of the first aspect it is possible to maintain the clean state at the contact portion of the internal combustion engine or to clean the dirt at the contact portion of the internal combustion engine. Further, for example, the performance of the internal combustion engine such as output characteristics, fuel consumption performance and exhaust gas characteristics can be maintained, and recovery of the performance of the internal combustion engine which has deteriorated due to aging can be realized.
  • the fired product may contain 39% to 67% by weight of silicon dioxide and 20% to 38% by weight of aluminum oxide.
  • the fired product is 60 to 67% by weight of silicon dioxide, 20 to 23% by weight of aluminum oxide, 1.9 to 2.1% by weight of iron oxide and 1.8% of potassium oxide. Up to 2.0% by weight, or 39 to 43% by weight of silicon dioxide, 34 to 38% by weight of aluminum oxide, 15 to 17% by weight of iron oxide, 1 to 2% of magnesium oxide, and sodium oxide May be contained in an amount of 1 to 2%.
  • the cleaning body may improve at least one of the driving force, fuel consumption rate, and exhaust gas performance of the internal combustion engine.
  • the contact portion may include a lubricating oil path and a lubricating part to which the lubricating oil is supplied via the lubricating oil path.
  • the lubrication part may include at least a valve operating mechanism and a crankshaft.
  • the internal combustion engine may be a diesel internal combustion engine using biodiesel fuel or a diesel internal combustion engine using light oil as fuel, and gasoline using gasoline as fuel.
  • An internal combustion engine may be used.
  • the cleaning body of the first aspect in any case, it is possible to maintain the clean state at the contact portion of the internal combustion engine or to clean the dirt at the contact portion of the internal combustion engine. Further, for example, the performance of the internal combustion engine such as output characteristics, fuel consumption performance and exhaust gas characteristics can be maintained, and recovery of the performance of the internal combustion engine which has deteriorated due to aging can be realized.
  • the 2nd aspect provides the lubricating oil filter which filters the lubricating oil used for an internal combustion engine.
  • the lubricating oil filter according to the second aspect includes a flow path through which the lubricating oil flows, a filtration unit that filters the lubricating oil disposed in the flow path, and the cleaning body according to the first aspect disposed in the flow path. .
  • the lubricating oil filter of the second aspect it is possible to maintain the clean state at the contact portion of the internal combustion engine or to clean the dirt at the contact portion of the internal combustion engine. Further, for example, the performance of the internal combustion engine such as output characteristics, fuel consumption performance and exhaust gas characteristics can be maintained, and recovery of the performance of the internal combustion engine which has deteriorated due to aging can be realized.
  • the internal combustion engine may be a diesel internal combustion engine using biodiesel fuel as a fuel, a diesel internal combustion engine using light oil as fuel, or gasoline as fuel. It may be a gasoline internal combustion engine.
  • the lubricating oil filter of the second aspect in any case, it is possible to maintain the clean state at the contact portion of the internal combustion engine or to clean the dirt at the contact portion of the internal combustion engine. Further, for example, the performance of the internal combustion engine such as output characteristics, fuel consumption performance and exhaust gas characteristics can be maintained, and recovery of the performance of the internal combustion engine which has deteriorated due to aging can be realized.
  • FIG. 1 is a schematic configuration diagram schematically showing a contact portion that comes into contact with lubricating oil in an internal combustion engine to which a cleaning body according to this embodiment is mounted.
  • FIG. 2 is an explanatory view schematically showing the structure of the oil filter in the present embodiment.
  • FIG. 3 is a schematic diagram schematically showing a lubrication system in the internal combustion engine.
  • the internal combustion engine (engine) 10 includes a crankshaft 100, a camshaft 110, and a piston 120 as sliding portions.
  • the crankshaft 100, the camshaft 110, and the piston 120 can also be referred to as lubrication portions that are lubricated by engine oil.
  • the crankshaft 100 includes a counterweight 101, a crank journal 102, and a crankpin 103, and the piston 120 is connected to the crankshaft 100 via a connecting rod 121 that is rotatably connected to the crankpin 103.
  • the piston 120 is rotatably connected to the connecting 121 via a piston pin 122.
  • the crankshaft 100 is rotatably supported by an engine body (engine block) via a crank journal 102.
  • the camshaft 110 is rotated by the rotational driving force of the crankshaft 100 transmitted via a timing belt (not shown).
  • a cam 111 is fixed to the camshaft 110.
  • the rocker arm 112 is driven, and a valve spring and a valve (not shown) are driven.
  • one camshaft may be shared between the intake side and the exhaust side of the camshaft 110, or different camshafts may be used on the intake side and the exhaust side.
  • the cam 111 includes an intake side cam and an exhaust side cam.
  • the valve spring and the valve may be directly driven via a tappet.
  • the camshaft 110, rocker arm 112, tappet, valve spring, and valve constitute a valve operating mechanism.
  • the engine 10 includes an oil pan 201, an oil strainer 202, an oil pump 203, an oil filter 20, an oil gallery 204 in the cylinder block, and an oil delivery pipe 205 provided in the cylinder head as a lubrication system (lubricating oil path) 200.
  • Oil (lubricating oil) used for lubricating the engine 10 is collected in an oil pan 201, pumped up by an oil pump through an oil strainer 202, and filtered by an oil filter 20.
  • the oil filtered by the oil filter 20 is supplied to the crankshaft 100 through the oil gallery 204 and supplied to the valve operating mechanism through the oil delivery pipe 205.
  • the oil supplied to the crankshaft 100 and the valve operating mechanism falls into the oil pan 201.
  • the oil delivery pipe 205 is provided separately from the rocker shaft that supports the rocker arm 112, but an oil supply path may be formed in the rocker shaft.
  • the oil filter 20 includes an oil introduction part 21 for introducing the oil before filtration from the oil pump 203, a filtration part 22 for filtering the introduced oil, an oil lead-out part 23 for deriving the filtered oil, and a filtration part 22 Is provided with an elastic portion 24 for fixing the.
  • the oil introduction part 21 is connected to the oil pump 203, and the oil outlet part 23 is connected to the oil gallery 204.
  • the cleaning body 30 can be attached to at least one of the oil filter 20 and the oil pan 201, for example. That is, the cleaning body 30 may be disposed in any of the oil flow paths that come into contact with oil in the lubrication system 200. In the embodiment described below, the cleaning element 30 is disposed between the oil introduction part 21 and the filtration part 22 of the oil filter 20. Further, the arrangement position in the oil filter 20 is preferably an arrangement place where the oil filter 20 is always in contact, but any arrangement place may be used as long as the oil and the oil come into contact with each other. Etc. may be arranged.
  • the lubrication system 200 in this embodiment will be schematically described with reference to FIG. 3.
  • the cleaning body 30 in the present embodiment induces a resonance motion with respect to polar molecules of oil and water, and the hydrogen bonds existing between the oil molecules and the water molecules are broken by the resonance motion. It is presumed that the molecular clusters of oil molecules and water molecules will be made finer. As a result, foreign matters including metal ions and other impurities are easily adsorbed to the oil, and the cleaning action of the oil is improved or maintained.
  • Oil whose filtering and cleaning action is improved or maintained in the oil filter 20 is supplied to the crankshaft 100 and the connecting rod 121 via an oil gallery 204 that is an oil passage.
  • the oil supplied to the crankshaft 100 lubricates the crank journal 102 and lubricates the crankpin 103 via the oil passage in the crankshaft 100.
  • the oil supplied to the crankshaft 100 is further ejected from the oil jet (oil passage) of the connecting rod 121 to lubricate the cylinder 123, the piston 120, and the piston pin 122.
  • the oil supplied to the valve operating mechanism lubricates the camshaft 110, the cam 111, the rocker arm 112, and the tappet.
  • the oil supplied to the valve mechanism and the crankshaft 100 falls to the oil pan due to the action of gravity, and is supplied to the oil filter 20 via the oil pump and the oil passage.
  • FIG. 4 is an explanatory diagram showing the component composition of the cleaning element according to this example.
  • FIG. 5 is an explanatory diagram showing the component composition of the raw materials used in the production of the cleaning body according to this example.
  • the cleaning body A is a spherical or plate-like ceramic, and as shown in FIG. 4, SiO 2 (silicon dioxide): 63.7%, Al 2 O 3 (aluminum oxide) 21.6%, Fe 2 O 3 ( Iron (III) oxide ferric trioxide): 2.01%, TiO 2 (titanium oxide): 0.48%, CaO (calcium oxide): 0.31%, MgO (manganese oxide): 0.61%, It consists of K 2 O (potassium oxide): 1.90%, Na 2 O (sodium oxide): 0.56% (both by weight), a trace residue and a loss on ignition.
  • the cleaning body B is a spherical or plate-like ceramic, and as shown in FIG.
  • the cleaning body may be a ceramic containing at least SiO 2 : 39 to 66% and Al 2 O 3 : 20 to 38% as a composition. Further, it is preferable that Fe 2 O 3 is contained: 1.9 to 17%.
  • the shape of the cleaning body is a shape that increases the surface area in contact with the oil. Since the cleaning action and the cleaning maintenance action are not significantly reduced by the shape of the body, the cleaning body can take any shape according to the installation location.
  • the cleaning bodies A and B are obtained by mixing a predetermined amount of the raw ceramic powders A and B with a binder and firing them. More specifically, the composition of the cleaning body A and the cleaning body B is desirably set so that the composition is at least SiO 2 : 38 to 65% and Al 2 O 3 : 18 to 38% after the final firing.
  • the raw material ceramic powders A and B are mixed with a predetermined amount with respect to the binder to adjust the shape, and unglazed at 700 to 800 degrees.
  • the fired body is immersed in a SiO 2 solution, an Al 2 O 3 solution, or a mixed solution of a SiO 2 solution and an Al 2 O 3 solution, dried, and further finally fired at 1300 ° C., according to this example. Clean bodies A and B are obtained.
  • liquid clay (glaze) obtained by mixing ceramic powder A and ceramic powder B with electrolyzed water at a predetermined mixing ratio is applied in layers to each of the above-mentioned unglazed bodies and oxidized at 1300 degrees or more.
  • the cleaners A and B according to the present embodiment may be obtained by reduction firing.
  • the starting ceramic powder A (material A), as shown in FIG. 5, SiO 2: 34.5%, Al 2 O 3: 36.7%, Fe 2 O 3: 2.70%, TiO 2: Containing 0.77%, CaO: 0.17%, MgO: 0.46%, K 2 O: 1.16%, Na 2 O: 2.64% and the balance%, and raw ceramic powder B (raw material B) as shown in FIG. 5, SiO 2: 54.5%, Al 2 O 3: 16.2%, Fe 2 O 3: 0.56%, TiO 2: 0.28%, CaO: 0.61 %, MgO: 0.54%, K 2 O: 2.83%, Na 2 O: 1.29% and the balance%.
  • the raw material A for example, a raw material obtained by pulverizing a high-purity basic mineral in units of several microns
  • the raw material B for example, as a raw material obtained by pulverizing a high-purity silicate mineral in units of several microns, a binder Shigaraki clay white can be used.
  • the raw materials A and B are examples of the raw materials, and the composition of the cleaning bodies A and B can be realized even if other raw materials are used.
  • the cleansing body B In the production of the cleansing body B, 270.00 g of binder, 8.4 g of raw material A and 8.4 g of raw material B are blended and kneaded uniformly to obtain a mixture. This mixture is fired at about 870 degrees to obtain a clay. The fired body was immersed in a mixed solution prepared by mixing the Al 2 O 3 solution and the SiO 2 solution at a volume ratio of 1: 4, and the surface was dried, followed by firing at 1300 degrees to obtain a clean body A. .
  • binder: raw material A: raw material B may be blended at a weight ratio of 30: 1: 1 to 33: 1: 1.
  • the raw material A and the raw material B having a particle diameter smaller than the particle diameters of the raw materials A and B used for the preparation of the cleaning body A may be used.
  • the particle size means an average particle size.
  • the weight ratio of the raw materials A and B is 1: 9 to 1: 8 (a variation of ⁇ 5% is allowed without performing the impregnation treatment using the mixed solution and the surface drying treatment).
  • the step of drying the surface of the unglazed body that has been impregnated using the mixed solution can be omitted, so that the clean bodies A and B can be obtained more efficiently.
  • the cleaning bodies A and B have an impregnation layer or a glaze layer (a coating layer having a composition different from that of the unglazed body) on the surface.
  • the composition of the above-described cleaning bodies A and B is a composition based on the pulverized pulverized material including the unglazed body and the glaze layer.
  • Experimental example 1 In Experimental Example 1, the cleansing body B was disposed in the introduction part of the oil filter, and the cleaning action by the cleansing body B was confirmed visually. Specifically, an engine equipped with a clean body B at a mileage of 112,300 km as compared to a 1995 Mitsubishi Canter 2t vehicle that has been used with 100% biodiesel fuel from a mileage of 100,000 km.
  • the oil filter hereinafter also referred to as “oil filter”
  • the engine oil hereinafter also referred to as “oil”
  • attachment in Experimental Example 1 hereinafter referred to as “attachment in Experimental Example 1”.
  • the internal condition of the engine was confirmed.
  • Biodiesel fuel is an alternative to light oil (conventional diesel fuel) produced from biological oils. For example, various oils and fats such as rapeseed oil, palm oil, olive oil, and waste edible oil are used as raw materials for biodiesel fuel. obtain.
  • FIG. 6 is a comparison table showing the result of visual comparison of the state of the oil contact part before and after the oil filter provided with the cleaning body B (hereinafter referred to as “oil filter B of the present embodiment”).
  • FIGS. 7A and 7B are photographs of the state of oil before and after mounting of the oil filter B of this embodiment
  • FIGS. 8A and 8B are photographs of the state of the oil filter before and after mounting of the oil filter B of this embodiment
  • FIGS. 9B is an enlarged photograph of the state of the oil filter before and after mounting of the oil filter B of the present embodiment
  • FIGS. 10A and 10B are photographs of the state of the valve mechanism before and after mounting of the oil filter B of the present embodiment
  • FIGS. 11B is an enlarged photograph of the state of the valve mechanism before and after mounting of the oil filter B of this embodiment
  • FIGS. 12A and 12B are photographs of the state of the engine head cover before and after mounting of the oil filter B of this embodiment
  • FIGS. 13B is an engine head cover before and after installing the oil filter B of this embodiment. Is a photograph state was magnified photography.
  • the photographs with A indicate the state of each part before the oil filter B of this embodiment is mounted
  • the photographs with B indicate the oil filter B of this embodiment.
  • the state of each part after installation (after running 1554 km after oil change) is shown.
  • the engine oil extracted from the target vehicle when the oil filter B of the present embodiment is mounted has carbon and sludge in a tar shape and sticks to the container wall, and the transparency and fluidity of the engine oil itself are extremely low (see FIG. 7A).
  • the engine oil extracted from the target vehicle after wearing the oil filter B of this embodiment has normal fluidity and maintains transparency (see FIG. 7B).
  • valve mechanisms such as rocker arms and valve springs
  • tar-like sludge and carbon adhere to the valve mechanism before the oil filter B of this embodiment is attached, and sludge and the like adhere to the film. Therefore, the surface of the valve mechanism cannot be confirmed (see FIGS. 10A and 11A), and a good oil film cannot be confirmed.
  • the tar-like sludge and carbon are peeled off from the valve mechanism after the oil filter B of this embodiment is mounted, and the film-like sludge and the like are removed so that the surface of the valve mechanism is good. An oil film can be confirmed (see FIGS. 10B and 11B). Since the valve mechanism moves as the engine operates, it effectively removes dirt such as adhering carbon and sludge. Also, it generally removes dirt such as carbon and sludge adhering to rough surfaces that are not suitable for cleaning. could also be confirmed.
  • the oil filter B of the present embodiment that is, the cleaning body B according to the present embodiment, removes dirt adhering to the inside of the engine such as sludge and carbon in an engine using biodiesel fuel. It was confirmed that it has a cleaning action.
  • biodiesel fuel there is a known problem that sludge is likely to be generated and deterioration of engine oil and adhesion of dirt inside the engine are accelerated as compared with light oil that is a fossil fuel. In the past, measures have been taken to increase the replacement frequency of engine oil and oil filters, but it has not been sufficient.
  • the engine oil in contact with the cleaning body B according to the present embodiment improves the cleaning action because the molecular clusters are subdivided as described above.
  • the dirt is peeled off. Can be made.
  • the dirt such as sludge and carbon that has been peeled off from the inside of the engine is taken in (dissolved) in the oil as described above, and is appropriately filtered by the oil filter B, and the cleaning according to the present embodiment.
  • the body B dissolves the peeled dirt in the oil, so that the peeled sludge and carbon are clogged in the oil flow path (oil line) and the oil circulation is not hindered.
  • the cleaning body B according to the present embodiment has an effect of cleaning dirt inside the engine and can improve the cleaning performance of the engine oil.
  • the cleaning body B which concerns on a present Example can make engine oil and an oil filter replacement frequency into the frequency equivalent to the case where normal light oil is used.
  • the cleaning element B according to the present embodiment can sufficiently exert the filtering function of the oil filter. As a result, the engine oil is deteriorated, the engine performance is deteriorated due to the dirt inside the engine, and the engine. Damage can be suppressed or prevented.
  • Experimental example 2 In Experimental Example 2, the cleansing body A was placed in the introduction part of the oil filter, and the cleaning action and the cleansing maintenance action by the cleaning body A were confirmed visually.
  • FIG. 14 visually shows the state of the oil contact part before mounting, after traveling 2000 km after mounting, and after traveling 33,000 km after mounting, an oil filter including the cleaning body A (hereinafter referred to as “oil filter A of the present embodiment”). It is a comparison table which shows the result of comparison.
  • FIGS. 15A to 15C are photographs of the entire cylinder block taken before running the oil filter A of the present example, after running 2000 km and after running 33000 km, and FIGS. 16A to 16C are installed with the oil filter A of the present example.
  • 17A to 17C are photographs in which a part of the cylinder block is enlarged before, after traveling 2000 km after mounting, and after traveling 33000 km after mounting, FIGS.
  • FIGS. 17A to 17C are before the oil filter A of this embodiment, after 2000 km after mounting and after mounting
  • FIGS. 18A to 18C are photographs of the first state of the valve mechanism after traveling 33,000 km after
  • FIGS. 18A to 18C show the first of the valve mechanism before traveling with oil filter A of the present embodiment, after traveling 2000 km after mounting, and after traveling 33000 km after mounting.
  • FIGS. 19A to 19C are photographs taken of the state of No. 2 in FIGS. 19A to 19C. Ruta A before putting a photograph of a third state of the valve mechanism after 2000km after traveling and post-mounting 33000km running after installation.
  • the photos with A indicate the state of each part before the oil filter A of this embodiment is mounted, and the photos with B indicate the present embodiment.
  • the state of each part after running 2000 km after installing the oil filter A is shown, and the photograph with C shows the state of each part after running 33000 km after installing the oil filter A of this embodiment.
  • tar-like sludge and a part of carbon are peeled off from the cylinder block after running 2000 km after installing the oil filter A of the present embodiment, and the film from the surface of the rocker arm, valve spring, etc. Since a part of the sludge or the like is removed, the cylinder block, the surface of the rocker arm, the valve spring, etc. and the oil film can be partially confirmed (see FIGS. 15B and 16B). Furthermore, almost all of the tar sludge and carbon are peeled off from the cylinder block after running 33000 km after the oil filter A is mounted in this embodiment, and film sludge is removed from the surfaces of the rocker arm, valve spring and the like. Etc. are almost completely removed, and the surface of the cylinder block, rocker arm, valve spring, etc., and a good oil film can be confirmed (see FIGS. 15C and 16C).
  • the oil filter A of the present embodiment that is, the cleaning body A according to the present embodiment, in the engine using the light oil as the fuel, the dirt inside the engine in which dirt such as sludge and carbon was attached. It was confirmed that it has an action of cleaning dirt. Moreover, it has confirmed that the oil filter A of a present Example had the effect
  • dirt such as sludge and carbon peeled off from the inside of the engine is taken in (dissolved) inside the oil as described above, and the oil is reformed by the cleaning body A according to this embodiment, and the oil performance. It can be said that (cleaning / dispersing action) has been improved.
  • the dirt taken in (dissolved) inside the oil is appropriately filtered by the oil filter A, and the sludge and carbon that have been peeled off are taken in (dissolved) inside the oil. ) And the oil circulation is not hindered.
  • the cleaning body A according to the present embodiment can sufficiently exert the filtering function of the oil filter. As a result, the engine oil is deteriorated, the engine performance is deteriorated due to the dirt inside the engine, and the engine. Damage can be suppressed or prevented.
  • Example 3 In Example 3, the cleansing body A was disposed at the introduction part of the oil filter, and the cleaning action by the cleansing body A was confirmed by a plurality of engine characteristics. Specifically, the driving force, fuel consumption rate, and exhaust gas characteristics were confirmed.
  • the test vehicle used was a 1997 Nissan Primer (engine model SR18: displacement 1.83 liters) with gasoline as the fuel and a travel distance of 140,000 km.
  • a chassis dynamometer Bosi VST-3600-4W
  • an exhaust gas measuring device Horiba EXA-1500
  • a fuel flow sensor OVAL MODEL LS4150 1p / cc
  • oil filter A of the present embodiment an oil filter provided with a clean body A (hereinafter referred to as “oil filter A of the present embodiment”) is replaced with oil before mounting (before mounting), and after the oil filter A of the present embodiment is mounted.
  • the vehicle was run for 3000 km, and after the oil change, the vehicle was run for 50 km (after installation).
  • the following tests are well known to those skilled in the art, and the details of the test contents are omitted.
  • FIG. 20 is a table showing the driving force test results before and after mounting of the oil filter A of this example.
  • a chassis dynamometer was used to measure the driving force at a throttle opening degree of 100% at the third and fourth transmission speeds.
  • the vehicle speed was 30 km / h to 120 km / h.
  • the driving force (N) was improved by installing the oil filter A of the present example at each vehicle speed. More specifically, the average improvement rate of each vehicle speed at the third speed of the transmission with the oil filter A of the present embodiment is 4.2%. The average improvement rate was 5.4%, and the average improvement rate in the whole test by installing the oil filter A of this example was 4.8%.
  • FIG. 21 is a table showing the test results of the driving force before and after mounting of the oil filter A of this example.
  • a fuel flow sensor is used, and the chassis dynamometer's 10.15 mode fuel consumption measurement program is used to perform the test three times before installation and obtain the average value as the improvement rate. It was.
  • the fuel consumption rate (km / l) was improved by installing the oil filter A of this example in each test round. More specifically, the average improvement rate in the three tests before and after the installation of the oil filter A of the present example was 3.6%.
  • FIG. 22 is a table showing driving force test results before and after mounting of the oil filter A of this example.
  • a chassis dynamometer and an exhaust gas measuring device are used, and an actual running resistance at each vehicle speed is added, and the exhaust gas concentration during constant speed running (HC, CO, CO 2 , NOx in exhaust gas) And O 2 concentration).
  • the vehicle speed was 40, 60, 80 and 100 km when idling.
  • the actual running resistance was obtained by the coasting method.
  • the test vehicle weight is set to 1300 kg in advance, repulsive running from 120 km / h to stop, the elapsed time is measured every time 10 km / h is decelerated, and the running resistance is obtained from the acceleration during that time. Approximated. In order to remove the influence of the road surface and wind, the average value was used for the measurement value after traveling back and forth on the same test road.
  • the HC and O 2 concentrations in the exhaust gas are lowered and the CO 2 concentration is raised, so that the combustion state is improved, Probably close to complete combustion.
  • the engine internal cleaning effect by the mounting of the oil filter A of the present embodiment is a measurement result of the engine characteristics. You can also check from.
  • Example 4 In Example 4, the cleansing body A was disposed in the introduction part of the oil filter, and the cleaning action by the cleansing body A was confirmed by torque (Nm) and output (PS). A 1997 Subaru Legacy (engine model EJ20: displacement 1.99 liters) using gasoline as fuel was used for the test vehicle. The torque and output tests are well known to those skilled in the art, and details of the test contents are omitted.
  • FIG. 23 is a table showing torque and output test results before and after mounting of the oil filter A of this example.
  • a chassis dynamometer was used, and torque and output were measured every 500 revolutions (rpm) from 1000 revolutions (rpm) to 6500 revolutions (rpm).
  • the improvement rate of the torque and output is more than 30%, particularly from the low rotation range to the middle rotation range, compared to before installation.
  • an improvement rate of about ⁇ 5% is considered to be within the error range, and the torque and output are maintained even in the mid-high rotation range.
  • the influence of the internal resistance (friction) of the engine is significant in the low rotation range.
  • the improvement in torque and output by mounting the oil filter A according to the present embodiment restores the cleaning action and lubrication action of the engine oil, and the sliding is achieved by removing dirt inside the engine and the original lubricating action of the engine oil. It shows that the mechanical friction in the part is reduced. It also shows that a good oil film is formed by the recovery of the lubricating action of the engine oil, the sealing performance of the piston and valve is improved, and the combustion efficiency is improved.
  • FIG. 24 is a table showing the fuel consumption rate for one month before mounting the oil filter A of this embodiment on the 2t truck of Isuzu and the fuel consumption rate for one month after traveling for two months after mounting.
  • the fuel consumption rate in the truck (diesel fuel) for one month immediately before installation of the oil filter A of this embodiment was 8.49 (km / l).
  • the fuel consumption rate for one month after running the filter A for one month was 9.24 (km / l), an improvement of 8.8%.
  • Experimental Example 6 In Experimental Example 6, using a route bus (diesel fuel), the fuel consumption rate (km / l) before and after mounting of the oil filter A of this example was verified by a so-called full tank method. Specifically, the fuel consumption rate (km / l) was recorded for one year before installing the oil filter A of this example and one year after installing the oil filter A of this example.
  • FIG. 25 is a table showing the fuel consumption rate (km / l) for one year before installing the oil filter A of this embodiment and for one year after installing the oil filter A of this embodiment.
  • the improvement effect of the fuel consumption rate can be confirmed in all months except September.
  • the verification method of Experimental Example 6 since verification is performed over one year, it is not possible to perform verification under exactly the same conditions before and after installation of the oil filter A of the present embodiment. It is reasonable to verify Therefore, comparing the average value of the fuel consumption rate before and after installing the oil filter A of the present embodiment, it is 3.467 (km / l) before mounting, and 3.637 (km / l) after mounting, 5. A 0% improvement can be confirmed.
  • Experimental Example 7 In Experimental Example 7, the oil filter A of this example is attached to a taxi that uses LPG as fuel, the fuel consumption rate (km / l) before and after the installation is recorded, and the cleaning action and cleaning of the oil filter A of this example are recorded. The maintenance action was verified. Specifically, the fuel consumption rate is recorded 16 times by the so-called full tank method for one month before installation of the oil filter A of the present embodiment, and one month after installation of the oil filter A of the present embodiment. In the meantime, the fuel consumption rate was recorded 16 times by the full tank method.
  • the dirt adhering to the inside of the engine before installation peels off and dissolves in the oil, and the oil becomes dirty, so the time of 1300 km after installation (8th recording time) The oil was exchanged to confirm the true cleaning action and the subsequent cleaning maintenance action.
  • FIG. 26 is a table showing the fuel consumption rate (km / l) before the oil filter A of the present embodiment is mounted and after the oil filter A of the present embodiment is mounted. As shown in FIG. 26, after installing the oil filter A of this example, a high improvement rate could be immediately confirmed. The average improvement rate up to the eighth recording time is 8.8%, and the average improvement rate before the sixth recording time when the effect of the initial cleaning action of the oil filter A of the present embodiment is confirmed is 15%. .
  • the improvement rate at each recording time after the 9th oil change is 2 digits, and the average improvement rate is 16.70%. Therefore, it was possible to confirm the cleanliness maintaining action of the oil filter A of this example.
  • the oil filter A of the present example has a clean maintenance action that maintains the clean condition inside the engine. That is, at the time of recording from the 9th time to the 16th time after the oil change, the improvement rate shows two digits and the average improvement rate is 16.70%. It can be confirmed that the filter A has a function of maintaining a clean state inside the engine after cleaning. Further, from the results of Experimental Example 7, it has been clarified that the oil filter A of the present example provides a cleaning action and a cleaning maintenance action even in an engine using LPG as fuel.
  • the cleansing body A according to the present embodiment also has an effect of improving the fuel consumption rate of the engine (vehicle).
  • Experimental Example 8 In Experimental Example 8, the oil filter A of this embodiment is mounted on a marine engine (diesel fuel), the output and fuel consumption rate (g / psh) before and after mounting are recorded, and the cleaning action of the oil filter A of this embodiment is recorded. It verified about. Specifically, using a chassis dynamometer for a marine engine, the output and the fuel consumption rate (g / psh) were measured for each load factor of 25, 50, 75, and 100%.
  • FIG. 27 is a table showing the output (PS) and fuel consumption rate (g / psh) before mounting the oil filter A of the present embodiment and after mounting the oil filter A of the present embodiment.
  • the improvement rate of the fuel consumption rate is two digits in all load factors, and the improvement rate is particularly high at low and medium load factors such as 25% and 50%.
  • the influence of the internal resistance (friction) of the engine is significant in a low rotation range.
  • the cleansing body A and the cleansing body B have a cleaning action for removing dirt such as sludge and carbon adhering to the inside of the engine, and It has been confirmed that it has a clean keeping action to keep the engine clean.
  • the cleaning bodies A and B according to the present embodiment can recover, maintain or improve the cleaning performance and the lubrication performance, which are the main performance of oil.
  • the oil adhered to the inside of the engine is removed by the oil whose performance has been recovered, maintained or improved by contacting the cleaning body A or B, and the inside of the engine can be cleaned.
  • the removed dirt is dissolved in the oil, reattachment to the inside of the engine is prevented or suppressed, and the engine is in a clean state or can be kept clean.
  • the engine performance for example, the driving force, the fuel consumption rate, and the exhaust gas performance is improved by arranging the cleaning bodies A and B according to the present embodiment in the lubrication system of the engine.
  • Can do That is, the friction loss inside the engine is reduced by the engine oil in contact with the cleansing bodies A and B according to the present embodiment, so that the mechanical efficiency of the engine is improved and the engine performance can be improved.
  • the engine oil that has contacted the cleaning bodies A and B according to the present embodiment can form a good oil film inside the engine, the sealing performance in the piston and cylinder, valve and cylinder head can be improved. It becomes possible, the combustion efficiency of the engine can be improved, and the engine performance can be improved.
  • the cleansing body B according to the present embodiment it is possible to provide a sufficient cleaning action and a clean maintenance action even for an engine using biodiesel fuel in which the dirt inside the engine is remarkable. Moreover, according to the cleansing body B according to the present embodiment, for engines using biodiesel fuel that has been conventionally supported by replacement of high-frequency engine oil and oil filters, without increasing the replacement frequency of engine oil or the like, The engine interior can be cleaned and kept clean.
  • the cleansing body B is applied to the experimental example using biodiesel fuel, but it can be similarly applied to other fuels such as gasoline, LPG, and alcohol. It is obvious. In other words, it is easy to analogize that the biodiesel fuel, which is easily contaminated with dirt inside the engine, has a sufficient cleansing and cleansing maintenance effect, and that the same effect can be obtained with other fuels. Can do. Further, it is clear from other experimental examples that even when the cleansing body A is applied to an engine using biodiesel fuel, a sufficient cleansing action and cleanliness maintaining action can be obtained as compared with the prior art.
  • the oil pan 201, the oil strainer 202, the oil introduction part of the oil pump 203, or the oil discharge It may be arranged on an oil flow path in contact with oil, such as a part. This is because the cleaning body A and the cleaning body B according to the present embodiment recover, maintain, and improve the cleaning performance and the lubrication performance, which are the main performance of the oil, by contacting with the oil.
  • the oil pan 201 may be fixed to the oil pan 201 in a non-detachable manner, or a member that can be attached to and detached from the oil pan 201, for example, a screw-type lid-like member May be provided to be replaceable. ,
  • composition of the cleansing bodies A and B used in the above experimental examples is merely an example, and even if the cleansing bodies A1 and B1 having an appropriate content of each component within the above-described range of each component are used, Needless to say, the effects confirmed in Experimental Examples 1 to 8 can be obtained.
  • the manufacturing method of above-mentioned cleaning bodies A and B is only an example, and if the cleaning bodies A and B are manufactured so that it may have the said composition, the manufacturing method will not be limited.
  • the diesel engine using biodiesel fuel is a general diesel engine that can also use diesel fuel.
  • an experimental example using biodiesel fuel, diesel fuel, gasoline fuel, LPG (liquefied petroleum gas) fuel has been shown, but other than this, CNG (compressed natural gas) fuel, alcohol fuel, etc.
  • CNG compressed natural gas
  • the experiment is performed for the purpose of verifying the cleaning action and the cleanup maintenance action inside the engine of the cleaning bodies A and B according to the embodiment.
  • Experimental Example 2 is performed for the purpose of verifying the continuous cleanliness inside the engine by the oil filter A that has not reached the limit of use, and the oil filter A does not reach the limit of use. It is not an experiment conducted for the purpose of showing that the exchange of A is unnecessary.
  • the cleansing bodies A and B according to the present embodiment dissolve the dirt inside the engine in the engine oil or contact the dirt generated by the combustion inside the engine by contacting with the engine oil.
  • the original filter performance of the oil filters A and B can be exhibited by dissolving them in the engine oil. As a result, it becomes possible to clean the inside of the engine and maintain a clean state inside the engine. Therefore, even if the cleaning bodies A and B according to the present embodiment are used, it is necessary to periodically replace the oil filter.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

[Objectif] Pour maintenir un état propre de parties de contact d'un moteur à combustion interne, éliminer la saleté des parties de contact du moteur à combustion interne, et maintenir/récupérer la performance du moteur à combustion interne. [Solution] Un matériau de nettoyage pour nettoyer des parties de contact qui viennent en contact avec de l'huile de lubrification dans un moteur à combustion interne ou maintenir un état de propreté des parties de contact est disposé dans un trajet d'une huile de lubrification dans le moteur à combustion interne et comprend un matériau cuit contenant du dioxyde de silicium et de l'oxyde d' aluminium en tant que composants principaux.
PCT/JP2012/002179 2012-03-29 2012-03-29 Matériau de nettoyage de moteur à combustion interne et filter à huile de lubrification WO2013145007A1 (fr)

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JP2014507000A JP6008351B2 (ja) 2012-03-29 2012-03-29 内燃機関の清浄物および潤滑油フィルタ
PCT/JP2012/002179 WO2013145007A1 (fr) 2012-03-29 2012-03-29 Matériau de nettoyage de moteur à combustion interne et filter à huile de lubrification

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5411809B2 (fr) * 1974-05-13 1979-05-17
JPS614516A (ja) * 1984-06-15 1986-01-10 Fine Filter Kk 油濾過装置
JPH10297961A (ja) * 1997-04-28 1998-11-10 Life Field Sogo Kenkyusho:Kk 遠赤外線放射体及びその製造方法
JP2005009378A (ja) * 2003-06-18 2005-01-13 Msa Kk エンジンオイルの劣化低減装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3389131B2 (ja) * 1998-02-20 2003-03-24 水澤化学工業株式会社 飛砂防止工法
JPWO2004016840A1 (ja) * 2002-08-13 2005-12-02 松尾　茂 機能性製品およびそれに用いる機能性微粒粉体、並びに機能性製品の製法
JP2006348733A (ja) * 2005-05-20 2006-12-28 Nihonkai Gijutsu Consultants:Kk 石材粉体壁土材、石材粉体壁土及び壁式構造物

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5411809B2 (fr) * 1974-05-13 1979-05-17
JPS614516A (ja) * 1984-06-15 1986-01-10 Fine Filter Kk 油濾過装置
JPH10297961A (ja) * 1997-04-28 1998-11-10 Life Field Sogo Kenkyusho:Kk 遠赤外線放射体及びその製造方法
JP2005009378A (ja) * 2003-06-18 2005-01-13 Msa Kk エンジンオイルの劣化低減装置

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