CN110527565A - 一种高海拔车用含氧清洁柴油及其生产方法 - Google Patents
一种高海拔车用含氧清洁柴油及其生产方法 Download PDFInfo
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- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
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- C10L2270/00—Specifically adapted fuels
- C10L2270/02—Specifically adapted fuels for internal combustion engines
- C10L2270/026—Specifically adapted fuels for internal combustion engines for diesel engines, e.g. automobiles, stationary, marine
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- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/24—Mixing, stirring of fuel components
Abstract
一种高海拔车用含氧清洁柴油,有下列原料按照如下中重量百分比制成:65%~70%柴油、13%~15%F‑T柴油,13.8%~16.5%甲醇和3.2%~8.2%脂肪酸甲酯。该柴油能够达到降低高海拔环境石油消耗、降低柴油机排放、改善柴油机燃烧并减少尾气排放的效果,提升煤的联产利用率。
Description
技术领域:
本发明属于一种车用燃料,特别涉及一种高海拔车用含氧清洁柴油及其生产方法。
背景技术:
高海拔地区属于典型的“多煤少油有气”的能源分布,高海拔地区柴油机数量的迅速增加,导致柴油等化石燃料消耗增大,石油资源匮乏问题愈加突出。高海拔地区因海拔升高,空气中氧含量浓度降低导致柴油机燃烧不完全产生的颗粒物浓度加大,严重影响环境,危害人类健康。目前正在实施的国五标准与制定完成的国六标准都对柴油机在高海拔地区的排放提出了较为严格的要求。因此解决柴油机数量的增加造成的石油类化石燃料短缺,污染物排放严重等问题成为当前迫切需要解决的问题。
CN103146442公开了一种M15车用高原清洁甲醇汽油及其生产方法,该清洁汽油采用55%~70%汽油,25%~35%车用高原型变性燃料甲醇和5%~10%石脑油组成,其中车用高原型变性燃料甲醇由3~10重量份甲基叔丁基醚与甲基丙烯酸甲酯与90~97重量份车用燃料甲醇调和而成。CN104194846A公开一种新型高原含氧柴油,该柴油5%~30%的柴油替代组分和70%~95%的柴油,替代组分由聚乙二烯二甲醚、乙二醇二乙醚按照(0.5~2):1组成。但这些发明,没有充分利用高原自身资源,且替代石油成分有限。
发明内容:
本发明的目的是提供一种高海拔车用含氧清洁柴油,该柴油能够达到降低高海拔环境石油消耗、降低柴油机排放、改善柴油机燃烧并减少尾气排放的效果,提升煤的联产利用率。
本发明的另一个目的是提供高海拔含氧清洁柴油制备方法。
为实现上述目的,本发明采用的技术方案是:一种高海拔车用含氧清洁柴油,其特征在于:有下列原料按照如下中重量百分比制成:65%~70%柴油、13%~15%F-T柴油,13.8%~16.5%甲醇和3.2%~8.2%脂肪酸甲酯。
上述各种原料的最佳掺混重量百分比为:65%的柴油、15.6%的F-T柴油、15.2%的甲醇、4.2%的脂肪酸甲酯。
上述柴油为-35#柴油。
上述F-T柴油为煤经气化,“费托”合成后得到纯度在97%以上的间接液化油。
上述甲醇为煤经过气化催化得到的纯度在98%以上的高纯度甲醇。
上述脂肪酸甲酯为大豆油经过酯化得到的有机饱和脂肪酸成分。
上述高海拔车用含氧清洁柴油的制备方法,其特征在于:包含以下步骤:
S1:量取原料:将上述原料按照各自的重量百分比量取;
S2:添加原料:将步骤S1量取的各原料按照柴油、F-T柴油、脂肪酸甲酯、甲醇的先后顺序依次加入到搅拌器中;
S3:对容器中的溶液进行充分搅拌至单一颜色,静置反应9-15小时,不出现分层,即得到本发明的高海拔环境含氧清洁柴油。
本发明具有如下的优点和积极效果:
1、本发明针对高海拔地区能源分布结构,将煤化气化并通过催化反应合成的甲醇和F-T柴油与柴油掺混能够降低石油消耗并提高煤的高效利用。
2、本发明原料中的甲醇具有密度、沸点低,含氧量高的优点能够改善燃料雾化性能,有效缓解燃烧中混合气中氧气分布不均的状态,降低颗粒物排放。F-T柴油十六烷值高,不含硫,芳香烃含量低,能够改善燃料着火性能并有效降低颗粒物和碳氢的排放。
3、本发明原料中的甲醇属于极性分子,柴油和F-T柴油属于非极性分子,难以互溶,因此本发明借助脂肪酸甲酯实现助溶的目的。
本发明将甲醇、F-T柴油和柴油按一定比例形成混合燃料应用在柴油机上,既能控制燃料生产成本,提高煤的联产利用率同时达到降低排放的目的。
具体实施方式:
下面将对本发明实施例中的技术方案进行清楚地描述。显然,所描述地实施例仅是本发明一部分,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。下面结合实施例对本发明作进一步说明。将柴油、F-T柴油、甲醇、脂肪酸甲酯按照为65%、15.2%、15.6%、4.2%分别量取。将量取的各原料按照柴油、F-T柴油、脂肪酸甲酯、甲醇的先后顺序依次加入到搅拌器中。对容器中的溶液进行充分搅拌至单一颜色,静置12小时。然后将燃料在试验台架上模拟0-5500m海拔高度进行试验,分别测定发动机燃烧柴油与含氧柴油的功率、油耗、碳烟和NOx排放。经过测定试验结果如表1所示。
表1不同海拔高度柴油与含氧柴油试验数据对比
由试验可知,在相同喷油参数条件下,含氧柴油与柴油动力性与柴油相当,在5500m时有所降低,燃油消耗率比柴油略高,碳烟排放在各个海拔条件下均有所降低,NOx排放与柴油相当。说明所配制含氧柴油能够应用于高海拔环境,且能够达到降低排放的目的。
Claims (7)
1.一种高海拔车用含氧清洁柴油,其特征在于:有下列原料按照如下中重量百分比制成:65%~70%柴油、13%~15%F-T柴油,13.8%~16.5%甲醇和3.2%~8.2%脂肪酸甲酯。
2.根据权利要求1所述的一种高海拔车用含氧清洁柴油,其特征在于:上述各种原料的最佳掺混重量百分比为:65%的柴油、15.6%的F-T柴油、15.2%的甲醇、4.2%的脂肪酸甲酯。
3.根据权利要求1所述的一种高海拔车用含氧清洁柴油,其特征在于:上述柴油为-35#柴油。
4.根据权利要求1所述的一种高海拔车用含氧清洁柴油,其特征在于:上述F-T柴油为煤经气化,“费托”合成后得到纯度在97%以上的间接液化油。
5.根据权利要求1所述的一种高海拔车用含氧清洁柴油,其特征在于:上述甲醇为煤经过气化催化得到的纯度在98%以上的高纯度甲醇。
6.根据权利要求1所述的一种高海拔车用含氧清洁柴油,其特征在于:上述脂肪酸甲酯为大豆油经过酯化得到的有机饱和脂肪酸成分。
7.一种根据权利要求1所述的一种高海拔车用含氧清洁柴油的制备方法,其特征在于:包含以下步骤:
S1:量取原料:将上述原料按照各自的重量百分比量取;
S2:添加原料:将步骤S1量取的各原料按照柴油、F-T柴油、脂肪酸甲酯、甲醇的先后顺序依次加入到搅拌器中;
S3:对容器中的溶液进行充分搅拌至单一颜色,静置反应9-15小时,不出现分层,即得到本发明的高海拔环境含氧清洁柴油。
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Citations (4)
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CN101144026A (zh) * | 2007-10-23 | 2008-03-19 | 神华集团有限责任公司 | 一种由煤直接液化油生产清洁柴油的方法 |
US20110010987A1 (en) * | 2007-02-26 | 2011-01-20 | Cyril David Knottenbelt | Biodiesel Fuels |
CN103740418A (zh) * | 2014-01-17 | 2014-04-23 | 太原理工大学 | Ft柴油-甲醇-生物柴油多元清洁燃料的制备方法 |
CN104087351A (zh) * | 2014-07-28 | 2014-10-08 | 神华集团有限责任公司 | 改进型生物柴油及其制备方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US20110010987A1 (en) * | 2007-02-26 | 2011-01-20 | Cyril David Knottenbelt | Biodiesel Fuels |
CN101144026A (zh) * | 2007-10-23 | 2008-03-19 | 神华集团有限责任公司 | 一种由煤直接液化油生产清洁柴油的方法 |
CN103740418A (zh) * | 2014-01-17 | 2014-04-23 | 太原理工大学 | Ft柴油-甲醇-生物柴油多元清洁燃料的制备方法 |
CN104087351A (zh) * | 2014-07-28 | 2014-10-08 | 神华集团有限责任公司 | 改进型生物柴油及其制备方法 |
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