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    • 2. 发明申请
    • DIESEL FUEL COMPOSITION BASED ON DIETHYL ETHER
    • 基于二乙醚的柴油燃料组合物
    • WO2011120617A1
    • 2011-10-06
    • PCT/EP2011/001023
    • 2011-03-02
    • HALDOR TOPSØE A/SJANSSENS, Ton V.W.GABRIELSSON, Pär L.T.DUWIG, ChristopheMIKKELSEN, Svend Erik
    • JANSSENS, Ton V.W.GABRIELSSON, Pär L.T.DUWIG, ChristopheMIKKELSEN, Svend Erik
    • F02B51/02F02M27/02C10L1/02
    • F02B51/02C10G2300/1011C10L1/02C10L1/026F02M27/02Y02E50/13Y02P30/20Y02T10/126
    • A compression ignition fuel composition comprising diethyl ether (DEE) and water, in amounts that correspond to the reaction product of dehydration of anhydrous or hydrous ethanol (EtOH) with water content between 0 and 30 wt%, and further characterized by: a) a diethyl ether content in wt% that is larger than or equal to 50, and a water content in wt% that is lower than or equal to 50 minus concentration of ethanol in wt% for mixtures containing 0 to 20 wt% ethanol; or b) a diethyl ether content in wt% that is larger than or equal to 54 minus 0.2 times the ethanol concentration in wt%, and a water content in wt% that is lower than or equal to 46 minus the 0.8 times concentration of ethanol in wt% for mixtures containing 20 to 30 wt% ethanol; or c) a diethyl ether content in wt% that is larger than or equal to 61.5 minus 0.45 times the ethanol concentration in wt%, and a water content in wt% that is lower than or equal to 38.5 minus the 0.55 times concentration of ethanol in wt% for mixtures containing 30 to 70 wt% ethanol.
    • 一种压缩点火燃料组合物,其包含二乙醚(DEE)和水,其量对应于无水或含水乙醇(EtOH)脱水的反应产物,水含量为0至30重量%,其特征还在于:a) 以重量%计的乙醚含量大于或等于50,水含量以重量%计低于或等于50减少乙醇浓度,以重量%计含有0至20重量%乙醇的混合物; 或b)以重量%计的乙醚含量,其重量百分比大于或等于54减去乙醇浓度的0.2重量%,水分含量低于或等于46,减去0.8倍乙醇浓度 对于含有20至30重量%乙醇的混合物; 或c)以重量%计的乙醚含量,其重量百分比大于或等于61.5减去0.45重量%的乙醇浓度,并且以wt%计的水含量低于或等于38.5减去乙醇浓度的0.55倍 对于含有30至70重量%乙醇的混合物,其重量%为重量%。
    • 6. 发明申请
    • METHOD AND SYSTEM FOR OPERATING A PRESSURE IGNITION ENGINE
    • 压力点火发动机的运行方法和系统
    • WO2011120615A1
    • 2011-10-06
    • PCT/EP2011/001021
    • 2011-03-02
    • HALDOR TOPSØE A/SGABRIELSSON, Pär LT.JANSSENS, Ton V.W.MIKKELSEN, Svend ErikANDERSEN, Simon Ivar
    • GABRIELSSON, Pär LT.JANSSENS, Ton V.W.MIKKELSEN, Svend ErikANDERSEN, Simon Ivar
    • F02B51/02C10L1/02F02M27/02
    • F02B75/12C10L1/026F02B51/02F02D19/0655F02D19/0671F02D19/0684F02D19/0694F02D19/081F02D19/084F02M27/02Y02T10/126Y02T10/36
    • Method and system for operating a compression engine on ether containing fuel obtained by conversion of a primary fuel based on alcohol comprising the steps and means for: (a) continuously withdrawing the primary fuel based on alcohol from a fuel tank and pressurising the primary fuel based on alcohol in its liquid form to a final engine injection pressure; (b) continuously introducing the pressurized primary fuel based on alcohol into a fuel accumulation chamber; (c) continuously distributing the pressurized primary fuel based on alcohol into pipes connecting the accumulation chamber with fuel injectors of the engine; (d) prior to the fuel injectors continuously converting the pressurised primary fuel based on alcohol to an ether containing fuel by contact with an alcohol dehydration catalyst being arranged in each of the pipes upstream the fuel injectors; (e) continuously injecting the ether containing fuel at injection pressure into the engine; and (f) continuously withdrawing a part of the introduced primary fuel based on alcohol from the accumulation chamber; and (g) depressurising and recycling the withdrawn primary fuel based on alcohol to the fuel tank.
    • 在通过基于醇的一次燃料转化获得的含醚燃料上操作压缩发动机的方法和系统,包括以下步骤和装置:(a)连续地从燃料箱中取出基于醇的初级燃料并对基于第一燃料的加压 以其液体形式的酒精为最终发动机注射压力; (b)将基于醇的加压初级燃料连续引入燃料积聚室; (c)将基于酒精的加压初级燃料连续分配到将蓄能室与发动机的燃料喷射器连接的管道中; (d)在燃料喷射器之前,燃料喷射器通过与燃料喷射器上游的每个管道中的醇脱水催化剂接触连续地将基于醇的加压初级燃料转化为含醚燃料; (e)在注射压力下连续注入含醚燃料的发动机; 和(f)从积聚室连续取出基于醇的引入的一次燃料的一部分; 和(g)将取出的基于醇的初级燃料减压并再循环到燃料箱。