CN102925222A - 甲醇燃料核心母液及甲醇燃料 - Google Patents

甲醇燃料核心母液及甲醇燃料 Download PDF

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CN102925222A
CN102925222A CN2012103881473A CN201210388147A CN102925222A CN 102925222 A CN102925222 A CN 102925222A CN 2012103881473 A CN2012103881473 A CN 2012103881473A CN 201210388147 A CN201210388147 A CN 201210388147A CN 102925222 A CN102925222 A CN 102925222A
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陈茂高
严锦明
李裕生
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Zhao Jianhang
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李裕生
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Abstract

本发明涉及甲醇燃料核心母液及用该母液配制的甲醇燃料。其质量比组成为:A液:正辛烷20-30%,正庚烷15-25%,甲基叔丁基醚25-35%,异丁醇20-30%;B液:无水乙醇20-30%,六亚甲基四胺18-28%,硝酸铵5-9%,硝基稀释剂15-25%,乙二醇乙醚10-20%,二甲苯8-12%;C液:硝基乙烷20-30%,甲基环己烷23-33%,十氢萘8-12%,甲基萘12-18%,苯甲醇17-27%;D液:硝基甲烷20-30%,正庚醇16-24%,三氟甲苯15-21%,正辛醇20-30%,四氢萘9-13%;E液:异丙醇45-53%,T122 8-12%,T702 10-14%,T106 13-17%,T102 13-17%;F液:正丁醇50-60%,T747 20-30%,T706 16-24%;G液:二甲基丁酮50-60%,T502 13-18%,异戊醛4-6%,吗啉13-18%,异丙苯8-12%。

Description

甲醇燃料核心母液及甲醇燃料
技术领域
本发明涉及一种甲醇燃料核心母液以及用该母液配制的甲醇燃料。
背景技术
根据《BP世界能源统计年鉴》的自资料,截至2011年年底,全球石油储量约为1.653万亿桶,若按照现在全球每天非常保守的0.8亿桶的消耗速度来看,当前的世界石油储量可供全球消费54年。
石油作为一种有限资源,面对世界工业化的发展及汽车的大量使用,其资源会越来越紧张;石油价格从上世纪末的10.58美元上涨到现在的100美元,上涨速度之快,是石油史上罕见的,在其它大宗资源类产品涨幅中更是少见的。石油价格的飙升迫使世界各国千方百计寻找替代能源燃料。
我国石油储量仅占世界3%等,而石油消费猛增、家用车增多、经济成本加大,因此,我国的能源专家一致认为,必须实施能源安全战略,千方百计研究发展石油替代燃料。近二十多年来,我国加快了能源战略的实施步伐,大力寻求和发展替代石油的燃料。
中国是贫油、少气、富煤的国家。从我国国情出发,从煤基能源上寻找替代的清洁能源,是解决能源安全和可持续发展问题的重要途径。另一方面,随着汽车工业的飞速发展,带来城乡汽车的迅猛增加,汽车燃料汽油的大量使用,尾气排放给大气环境造成严重污染,严重威胁着人类的生存环境。因此,大剂量大比例替代车用清洁燃料应运而生,以解决过分依赖石油的现状及愈来愈重视的环保问题。其中应用最多、发展最快的是甲醇汽油。由于甲醇来源广泛,且燃料干净,对环境污染小,深受汽车行业的普遍关注。因此发展甲醇替代汽车燃料势在必行。
我国自行设计、制造和运行大型甲醇装置已积累了足够的技术基础:水煤浆为原料的大型气化炉已运行多年,可实现长周期运转;新型水煤浆气化炉与干煤加压气化炉正在积极开发中;各种低能耗的天然气蒸汽转化技术均已掌握;低成本以空气为气化剂的天然气转化制合成气技术已经开发;多种的脱碳、脱硫工艺已成熟用于工业生产;变换、精脱硫、甲醇合成催化剂均已国产化;新型甲醇合成反应器已形成专利技术;精馏装备已达到节能和优化水平。目前国内已掌握了建设10万-30万t/a单系列甲醇装置的设计技术。因此,利用煤或天然气生产甲醇,原料来源丰富,生产技术成熟,甲醇价格合理;甲醇汽油是一种高辛烷值燃料。在常温下,甲醇是液体,其储存、输送、使用都和汽油、柴油一样方便。添加甲醇可显著降低有害物的排放量,是一种清洁的车用燃料。甲醇汽油经发动机燃烧比燃烧90号汽油的排气中有害物少,对环境污染的影响也轻,美国「DOC」研究中心对10种汽车使用含甲醇5%-10%的汽油行驶实验结果表明,在一般汽油发动机上用甲醇汽油时,燃烧排气中的一氧化碳比汽油减少了30%左右,氮氧化物比用汽油时减少30%-50%,未燃烧碳氢化物减少30%-60%。甲醇汽油的开发有利于城市的环境保护。甲醇是21世纪最有希望的清洁燃料。
发明内容
本发明目的在于提供一种高效低碳的甲醇燃料核心母液,其与甲醇混合,可代替汽油,使汽车在不改变结构的情况下正常行驶。
本发明的技术方案如下:
一种甲醇燃料核心母液,由下列用质量百分比含量表示的各液体组合物组成:
A液:
正辛烷20-30%,正庚烷15-25%,甲基叔丁基醚25-35%,异丁醇20-30%。
B液:
无水乙醇20-30%,六亚甲基四胺18-28%,硝酸铵5-9%,硝基稀释剂15-25%,乙二醇乙醚10-20%,二甲苯8-12%。
C液:
硝基乙烷20-30%,甲基环己烷23-33%,十氢萘8-12%,甲基萘12-18%,苯甲醇17-27%。
D液:
硝基甲烷20-30%,正庚醇16-24%,三氟甲苯15-21%,正辛醇20-30%,四氢萘9-13%。
E液:
异丙醇45-53%,金属钝化剂T122 8-12%,防锈剂T702 10-14%,清净剂T10613-17%,清净剂T102 13-17%。
F液:
正丁醇50-60%,防锈剂T747 20-30%,防锈剂T706 16-24%。
G液:
二甲基丁酮50-60%,抗氧防胶剂T502 13-18%,异戊醛4-6%,吗啉13-18%,异丙苯8-12%。
按上述各液体组合物的组成分别配制各液,然后在常温常压下分别搅拌20-40分钟,再将各液体组合物以等比例±5%的比例混合在一起,或以各液体组合物等比例±5%的比例混合集中搅拌20-40分钟,即得甲醇燃料核心母液。
优选的是,各组分的质量百分比组成如下:
A液:
正辛烷25%,正庚烷20%,甲基叔丁基醚30%,异丁醇25%。
B液:
无水乙醇25%,六亚甲基四胺23%,硝酸铵7%,硝基稀释剂20%,乙二醇乙醚15%,二甲苯10%。
C液:
硝基乙烷25%,甲基环己烷28%,十氢萘10%,甲基萘15%,苯甲醇22%。
D液:
硝基甲烷26%,正庚醇20%,三氟甲苯18%,正辛醇25%,四氢萘11%。
E液:
异丙醇48%,金属钝化剂T122 10%,防锈剂T702 12%,清净剂T106 15%,清净剂T102 15%。
F液:
正丁醇55%,防锈剂T747 25%,防锈剂T706 20%。
G液:
二甲基丁酮55%,抗氧防胶剂T502 15%,异戊醛5%,吗啉15%,异丙苯10%。
本发明还提供了一种甲醇燃料,其特征在于其质量百分比组成为:
甲醇燃料核心母液4-8%,甲醇92-96%;将该两组分混合搅拌均匀,反应时间20-40分钟;所述甲醇为含量99.5-99.9%以上的精醇。
本发明的核心母液具有以下特点:
1、独特的加快燃烧速度的功能。甲醇不同于汽油,汽油的闪点很低(负46度)其燃烧速度非常快,甲醇较汽油闪点高(12度),其燃烧速度较汽油慢,不适应汽油发动机的燃烧特性,所以单烧或掺烧甲醇有一定的困难。由于目前绝大部分汽车都是以传统汽油的燃烧特性设置的,而用所发明的高效低碳甲醇燃料核心母液配制成的M100甲醇燃料供汽车正常使用,解决了甲醇有效替代汽油的难题。
2、独特的抗温功能。可适应的温差大,能在零下四十度的低温下和零上四十六度高温下正常使用,从根本上解决低温不分项、低温易启动、高温不气阻的现象,体现了对南北气候的适应性。
3、独特的抗水功能。不但能够抵御空气中所吸收的水分,而且可抵御储缸中缸底所积蓄的水分,并遇到外来稍大量的水分也能吸附掉,不会使油剂分项,不乳化变质,最大抗水量(吸附能力)在1.5%-2%之间。无需经过搅拌或打循环就能把这些水分吸收掉。
4、独特的平顺性,加速性能好,动力强劲。本发明的核心母液调配而成的高效低碳M100甲醇燃料辛烷值达100以上,抗爆性好、燃烧充分、排气完全,同时使燃料在燃烧时的热值整体提升。
5、无需改动发动机任何部件,无需增加任何设备就能使用本发明的核心母液调配而成的高效低碳M100甲醇燃料。加油站无需另外增加加油设备,车辆也无需任何改动即可混合加注,与国标汽油、乙醇汽油达到任意互溶,可单独使用或交替互换使用。
6、使用本发明的核心母液调配而成的高效低碳M100甲醇燃料,其噪音低于使用国标汽油的车辆,各种排放物都远低于使用国标汽油车辆的排放。
见检测报告:
本发明的核心母液的特点在于它调配的高效低碳M100甲醇燃料具有良好的适应性、平顺性、动力性、经济性、环保性和安全性。其贮存期长、制作工艺简单、常温常压、操作方便。核心母液与甲醇反应充分后调配而成的高效低碳M100甲醇燃料,可适应任何汽车使用,目前在国内外居于技术领先地位。
具体实施方式
下面实施例说明本发明的具体实施方式。
实施例1
本实施的甲醇燃料核心母液的各组分的质量百分比组成如下:
A液:
正辛烷25%,正庚烷20%,甲基叔丁基醚30%,异丁醇25%。
B液:
无水乙醇25%,六亚甲基四胺23%,硝酸铵7%,硝基稀释剂20%,乙二醇乙醚15%,二甲苯10%。
C液:
硝基乙烷25%,甲基环己烷28%,十氢萘10%,甲基萘15%,苯甲醇22%。
D液:
硝基甲烷26%,正庚醇20%,三氟甲苯18%,正辛醇25%,四氢萘11%。
E液:
异丙醇48%,金属钝化剂T122 10%,防锈剂T702 12%,清净剂T106 15%,清净剂T102 15%。
F液:
正丁醇55%,防锈剂T747 25%,防锈剂T706 20%。
G液:
二甲基丁酮55%,抗氧防胶剂T502 15%,异戊醛5%,吗啉15%,异丙苯10%。将上述各液体组合物分别混合配制,然后常温常压下分别搅拌30分钟,再等比例混合在一起,即得本实施例甲醇燃料核心母液。
本实施例采用的是各液体组合物等比例混合在一起,即每种液体组合物在甲醇汽油核心母液中所占的比例为14.29%。该比例可在14.29%±5%之间浮动,即在9.29-19.29%之间浮动。
将上述甲醇燃料核心母液6%与甲醇94%混合搅拌均匀,反应时间30分钟,得到甲醇燃料(型号M100)。
本发明中的各种添加剂--金属钝化剂、防锈剂、清净剂、抗氧防胶剂多有市售,如无锡南方石油添加剂有限公司、深圳市鸿庆泰石油添加剂有限公司、锦州新兴石油添加剂责任有限公司都生产这些产品。本实施例选用的是深圳市鸿庆泰石油添加剂有限公司的产品。
该甲醇燃料经深圳技术监督检验所检验,结果如下:
规格型号M100
检验依据参照DB 33/T 756.3-2009《车用甲醇汽油第3部分:M50》;
        参照SH/T 0663-1998《汽油中某些醇类和醚类测定法(气相色谱法)》
检验环境(25~30)℃,(50~70)%RH
Figure BSA00000788629700061
Figure BSA00000788629700071
另外,将上述实施例的甲醇燃料用于替代汽油,加注在汽车上,经数千人试驾体验,均反映驾车感觉与使用汽油无异。
结果表明,用本发明的甲醇燃料核心母液,在常温常压下反应,调整改变了甲醇燃料的性质,使其在发动机中的燃烧速度、气化潜热、抗爆性、加速性及抗水、抗冻、抗腐蚀、抗溶胀、抗气阻和冷、热车启动等方面的性能均达到或超过国标汽油,并解决了传统中比例甲醇掺烧出现的腐蚀、溶胀、动力下降、油耗增高、吸湿分层变质、低温启动困难、高温出现气阻等技术难题,达到节能降耗、减少排放、提高热值、提高燃油经济性等都达到或优于传统汽油。

Claims (3)

1.一种甲醇燃料核心母液,其特征在于:由下列用质量百分比含量表示的各液体组合物组成:
A液:
正辛烷20-30%,正庚烷15-25%,甲基叔丁基醚25-35%,异丁醇20-30%;
B液:
无水乙醇20-30%,六亚甲基四胺18-28%,硝酸铵5-9%,硝基稀释剂15-25%,乙二醇乙醚10-20%,二甲苯8-12%;
C液:
硝基乙烷20-30%,甲基环己烷23-33%,十氢萘8-12%,甲基萘12-18%,苯甲醇17-27%;
D液:
硝基甲烷20-30%,正庚醇16-24%,三氟甲苯15-21%,正辛醇20-30%,四氢萘9-13%;
E液:
异丙醇45-53%,金属钝化剂T122 8-12%,防锈剂T702 10-14%,清净剂T10613-17%,清净剂T102 13-17%;
F液:
正丁醇50-60%,防锈剂T747 20-30%,防锈剂T706 16-24%;
G液:
二甲基丁酮50-60%,抗氧防胶剂T502 13-18%,异戊醛4-6%,吗啉13-18%,异丙苯8-12%;
按上述各液体组合物的组成分别配制各液体组合物,然后在常温常压下分别搅拌20-40分钟,再将各液体组合物以等比例±5%的比例混合在一起,或以各液体组合物等比例±5%的比例混合集中搅拌20-40分钟,即得甲醇燃料核心母液。
2.权利要求1所述的甲醇燃料核心母液,其特征在于:各液体组合物的质量百分比组成如下:
A液:
正辛烷25%,正庚烷20%,甲基叔丁基醚30%,异丁醇25%;
B液:
无水乙醇25%,六亚甲基四胺23%,硝酸铵7%,硝基稀释剂20%,乙二醇乙醚15%,二甲苯10%;
C液:
硝基乙烷25%,甲基环己烷28%,十氢萘10%,甲基萘15%,苯甲醇22%;
D液:
硝基甲烷26%,正庚醇20%,三氟甲苯18%,正辛醇25%,四氢萘11%;
E液:
异丙醇48%,金属钝化剂T122 10%,防锈剂T702 12%,清净剂T106 15%,清净剂T102 15%;
F液:
正丁醇55%,防锈剂T747 25%,防锈剂T706 20%;
G液:
二甲基丁酮55%,抗氧防胶剂T502 15%,异戊醛5%,吗啉15%,异丙苯10%。
3.一种甲醇燃料,其特征在于其质量百分比组成为:
权利要求1或2所述甲醇燃料核心母液4-8%,甲醇92-96%;
将该两组分混合搅拌均匀,反应20-40分钟;
所述甲醇为含量99.5-99.9%以上的精醇。
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