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    • 12. 发明申请
    • High Thermal Efficiency Six Stroke Internal Combustion Engine with Heat Recovery and Water Injection
    • 高热效率六冲程内燃机与热回收和注水
    • US20160369750A1
    • 2016-12-22
    • US14743027
    • 2015-06-18
    • Philip Owen Jung
    • Philip Owen Jung
    • F02M25/022F02M25/032F02M25/03F02B75/02F02B47/02
    • F02M25/0222F02B47/02F02B75/021F02M25/03F02M25/032Y02T10/121
    • A six stroke high thermal efficiency engine and a method for operating such an engine are disclosed. Oxygen or oxygen-enriched air is used as the oxidizer, water may or may not be used to mitigate and control the temperature of combustion, heat is recovered from the two exhaust strokes, superheated steam is used in the second power stroke, and high levels of exhaust gas from stroke four are recirculated. Lean burn combustion is utilized to produce an oxygen rich exhaust which results in very low levels of particulates, unburned hydrocarbons, and carbon monoxide. Due to high thermal efficiency, carbon dioxide emissions are reduced per unit of power output. Use of oxygen or oxygen-enriched air as the oxidizer produces an exhaust containing very low levels of nitrogen oxides. The engine is insulated to conserve heat, resulting in reduced engine noise. An engine with high thermal efficiency, quiet operation, and low emissions is the result.
    • 公开了六冲程高热效率发动机和这种发动机的操作方法。 使用氧气或富氧空气作为氧化剂,水可以用于或不用于减轻和控制燃烧温度,从两个排气冲程回收热量,过热蒸汽用于第二功率冲程,高水平 来自行程四的废气再循环。 利用燃烧燃烧燃烧产生富氧排气,导致非常低水平的微粒,未燃碳氢化合物和一氧化碳。 由于热效率高,每单位功率输出减少了二氧化碳排放量。 使用氧气或富氧空气作为氧化剂产生含有非常低水平的氮氧化物的废气。 发动机是绝缘的,以节省热量,导致发动机噪音降低。 结果是,具有高热效率,安静运行和低排放的发动机。
    • 14. 发明申请
    • Fuel vapor treatment system
    • 燃油蒸气处理系统
    • US20010011539A1
    • 2001-08-09
    • US09778758
    • 2001-02-08
    • NISSAN MOTOR CO., LTD.
    • Masashi ItoMikio KawaiKazuhiko ShinoharaHiroshi AkamaJunji Ito
    • F02M001/00F02M033/02
    • F02M25/12F02M25/0227F02M25/032F02M25/089Y02T10/121
    • A fuel vapor treatment or recovery system for an automotive internal combustion engine. The system comprises a canister containing a fuel vapor adsorbing material. A membrane separation module is provided to be connected to the canister and including a separation membrane for separating a mixture gas into an air-rich component and a fuel vapor-rich component. The separation membrane has an air-selective permeability so that the air-rich component is be able to pass through the separation membrane, the mixture gas containing air and fuel vapor. Additionally, a gas transporting device is provided to be connected to the canister, for causing purge gas to be introduced into the canister to purge fuel vapor from the fuel vapor adsorbing material and causing fuel vapor purged from the canister to be fed to the membrane separation module. Here, the fuel vapor-rich component is fed to an intake air passageway of an engine so that vacuum generated by the engine acts on the separation membrane so as to serve as a driving force for membrane separation. Further, the air-rich component from the membrane separation module is returned to the fuel tank so that fuel vapor component contained in the fuel vapor-rich component is recovered to the fuel tank upon being subjected to at least one of liquefaction and absorption to liquid fuel in the fuel tank.
    • 一种用于汽车内燃机的燃料蒸汽处理或回收系统。 该系统包括容纳燃料蒸汽吸附材料的罐。 提供了一种膜分离模块,其连接到罐并且包括用于将混合气体分离成富含空气的组分和富含燃料蒸气的组分的分离膜。 分离膜具有空气选择性渗透性,使得富含空气的组分能够通过分离膜,包含空气和燃料蒸气的混合气体。 另外,气体输送装置设置成连接到罐,用于使净化气体被引入到罐中以从燃料蒸汽吸附材料中吹扫燃料蒸气并使得从罐排出的燃料蒸汽被供给到膜分离 模块。 这里,将富燃料成分供给到发动机的进气通路,使得由发动机产生的真空作用在分离膜上,作为膜分离的驱动力。 此外,来自膜分离模块的富含空气的组分返回到燃料箱,使得包含在燃料蒸气丰富组分中的燃料蒸汽成分在经受液化和吸收液体中的至少一种后被回收到燃料箱 燃油箱内的燃油。
    • 15. 发明授权
    • Feed system for internal combustion engines to which a fuel-air mixture
and water vapor are supplied
    • 供给燃料 - 空气混合物和水蒸气的内燃机的进料系统
    • US4119063A
    • 1978-10-10
    • US764597
    • 1977-02-01
    • Werner Lohberg
    • Werner Lohberg
    • F02B47/02F02D19/00F02M20060101F02M25/022
    • F02M25/032Y02T10/121
    • Feed system for internal combustion engines to which is fed a fuel-air mixture and water vapor generated by a heat exchanger acted on by the exhaust gases, wherein there is a water chamber arranged before the heat exchanger in the water feed line, characterized in that the inlet and the outlet of the water chamber arranged directly before the heat exchanger are provided with valves which are to open automatically in an intrinsically known manner through the intake reduced pressure of the internal combustion engine and that the opening of the outlet valve is larger and/or longer in time than the opening of the inlet valve.INTRODUCTIONThe principle is already known of feeding water vapor to the combustion chamber of an internal combustion engine in addition to a fuel-air mixture, in order thereby to raise the power output and/or achieve a more economical fuel consumption, combined with a reduction in air-polluting components in the exhaust gases. For generating the water vapor herein, the heat of the exhaust gases can be utilized.A fundamental problem in systems of this type consists in an exact proportioning of the amount of water vapor to be supplied to the internal combustion engine depending on its operating condition at the particular time. The water vapor can for example be introduced into the fuel line of the internal combustion engine behind the carburetor or the injection pump and the reduced pressure occurring in the intake stroke of the piston can be used for transporting it. This principle has the advantage that to some degree it allows an automatic proportioning of the particular amount of water vapor added (at any particular time), since the reduced pressure determines the amount of water vapor taken in by it.In internal combustion engines which are used for propulsion in vehicles, a frequent change in the operating state takes place because of the changing load. It is known that in regard to these special operating conditions a relatively high consumption is indispensable for controlling the feed of this kind of internal combustion engines, in order to assure the feeding of an optimum fuel-air mixture for each possible operating condition.If additional water vapor is now introduced into the feed of the internal combustion engine, then it becomes immediately apparent that correspondingly high requirements must be imposed on the proportioning of the water vapor in order to avoid operating troubles. Since mechanical porportioning elements, valves in particular, must be fabricated from expensive materials and with high precision in view of the high temperature of the water vapor which is of the order of 400.degree. to 500.degree. C., and since on the other hand controlling a vapor is moreover more difficult than controlling a liquid, the proportioning is suitably done by mechanical regulating elements which are arranged in the water supply line.It has been found, however, that this method also does not lead to the desired preciseness of water vapor feed, since the water supply line is connected to a heat exchanger and is heated by the latter to a relatively high temperature. Besides this, a reverse heat flow occurs within the water fed into the heat exchanger, which, depending on the operating condition of the internal combustion engine and its related feed rate of the water, leads to fairly high temperatures on the regulating elements and impairs their operation despite their arrangement in the water line. This is the reason why water vapor feed into internal combustion engines has not found extensive use up to now.It is the objective of the invention to improve these conditions in such a way that with a relatively low expense an exact proportioning of water vapor which is not impaired by the heating is insured in feeding the water vapor into internal combustion engines.For a feed system for internal combustion engines into which a fuel-air mixture and water vapor generated by a heat exchanger acted on by exhaust gases are to be fed, this problem is solved according to the invention by having a water chamber arranged directly before the heat exchanger in the water feed line, the inlet and outlet of which chamber are provided with valves which are open automatically by means of the intake reduced pressure of the internal combustion engine, and by dimensioning the opening of the outlet valve to be larger and/or longer in time than the opening of the inlet valve.By the invention a reliably operating heat barrier is created, for it can be determined that when it is inserted before the heat exchanger, the line connected with the water reservoir remains quite cold, so that the required regulating elements can be provided in this line without any fear of their being impaired by too high temperatures. Additionally, the advantage of lower heat losses is achieved thereby, so that the heat gained causes an increase in the temperature of the water vapor generated in the heat exchanger and thereby a further improvement in the efficiency of the internal combustion engine. The invention therewith makes possible an application of the principle of feeding of water vapor into internal combustion engines in such a way that now its widespread adoption at a relatively low cost is conceivable also, especially in motor vehicles.A practical example of the invention is described in the following on the basis of the figures. They show:
    • 供给由燃料 - 空气混合物供给的内燃机的进料系统和由排气作用的热交换器产生的水蒸气,其中在供水管线中设置有热交换器之前的水室,其特征在于: 在热交换器之前直接设置的水室的入口和出口设置有阀,其本质上已知的方式通过内燃机的进气减压自动打开,并且出口阀的开口较大, /或比入口阀的打开更长的时间。
    • 19. 发明申请
    • Method for using ordinary fuel and water for car engine
    • 汽车发动机使用普通燃油和水的方法
    • US20090188467A1
    • 2009-07-30
    • US12288445
    • 2008-10-21
    • Hendrik LoggersGijsbert Versteeg
    • Hendrik LoggersGijsbert Versteeg
    • F02B47/02
    • F02B47/02F02M25/032Y02T10/121
    • The invention consists of the application of both fuel and water in engines and is characterised by the simultaneous vaporisation of these substances using one or more injection pumps of the type used for diesel and petrol injection engines.The fuel could be petrol, diesel, vegetable oil or another appropriate substance. Demineralised water is preferred to ordinary water. Blends of various fuels can also be used. The quantity of fuel and air can be adjusted for the proper operation of the engine.According to the method, water is transformed into high-pressure steam. The phase transformation requires relatively little energy. This energy can be obtained from the fuel which is transferred into the engine. The pressure of the steam and the gases which are released with the fuel explosion provide kinetic energy.
    • 本发明包括燃料和水在发动机中的应用,其特征在于使用一种或多种用于柴油和汽油喷射发动机的喷射泵同时汽化这些物质。 燃料可以是汽油,柴油,植物油或其他适当的物质。 脱矿质水优于普通水。 也可以使用各种燃料的混合物。 可以调节燃油和空气的数量以适当运行发动机。 根据该方法,将水转化为高压蒸汽。 相变需要相对较少的能量。 该能量可以从转移到发动机中的燃料获得。 随着燃料爆炸释放的蒸汽和气体的压力提供动能。
    • 20. 发明申请
    • Engine system having opened water tank cover
    • 发动机系统已打开水箱盖
    • US20040144341A1
    • 2004-07-29
    • US10753682
    • 2004-01-06
    • Kuo Chang LinChau Hwe Chen
    • F01P009/02
    • F01P3/2271F01P11/028F01P11/029F02M25/0222F02M25/032Y02T10/121
    • An engine device includes a water tank coupled to an engine to supply cooling water to the engine and having a mouth disposed in the upper portion. A separator housing is coupled between the water tank and the engine to receive heated water and vapor or air from the engine, the separator housing is coupled to the mouth with a tube to supply the vapor and the air from the separator housing to the upper portion of the water tank, and then to supply the vapor and the air to the engine. A lid is engageable onto the mouth for enclosing the orifice of the mouth and includes an aperture coupled to the tube, to receive the vapor and the air from the separator housing.
    • 发动机装置包括联接到发动机的水箱以向发动机提供冷却水并且具有设置在上部中的口。 分离器壳体联接在水箱和发动机之间以从发动机接收加热的水和蒸气或空气,分离器壳体用管连接到口部,以将蒸气和空气从分离器壳体供应到上部 的水箱,然后将蒸汽和空气供给发动机。 盖子可接合在口上用于封闭口部的孔口,并且包括联接到管的孔,以从分离器壳体接收蒸气和空气。