CN113249148A - 一种乙醇燃料 - Google Patents
一种乙醇燃料 Download PDFInfo
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 124
- 239000000446 fuel Substances 0.000 title claims abstract description 31
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 claims abstract description 36
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 24
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims abstract description 24
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 17
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 17
- 239000003208 petroleum Substances 0.000 claims abstract description 13
- 239000001282 iso-butane Substances 0.000 claims abstract description 12
- 239000003112 inhibitor Substances 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 7
- 238000002791 soaking Methods 0.000 claims description 25
- 239000000243 solution Substances 0.000 claims description 16
- 239000002028 Biomass Substances 0.000 claims description 15
- 239000002994 raw material Substances 0.000 claims description 15
- 108090000790 Enzymes Proteins 0.000 claims description 10
- 102000004190 Enzymes Human genes 0.000 claims description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 10
- 239000001913 cellulose Substances 0.000 claims description 10
- 229920002678 cellulose Polymers 0.000 claims description 10
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 10
- 229940088598 enzyme Drugs 0.000 claims description 10
- 238000000855 fermentation Methods 0.000 claims description 10
- 230000004151 fermentation Effects 0.000 claims description 10
- 239000000835 fiber Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- JTTMYKSFKOOQLP-UHFFFAOYSA-N 4-hydroxydiphenylamine Chemical compound C1=CC(O)=CC=C1NC1=CC=CC=C1 JTTMYKSFKOOQLP-UHFFFAOYSA-N 0.000 claims description 5
- 108091005508 Acid proteases Proteins 0.000 claims description 5
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 claims description 5
- 108010059892 Cellulase Proteins 0.000 claims description 5
- 240000004784 Cymbopogon citratus Species 0.000 claims description 5
- 235000017897 Cymbopogon citratus Nutrition 0.000 claims description 5
- 235000015696 Portulacaria afra Nutrition 0.000 claims description 5
- 240000004808 Saccharomyces cerevisiae Species 0.000 claims description 5
- 229920002472 Starch Polymers 0.000 claims description 5
- 244000177175 Typha elephantina Species 0.000 claims description 5
- 235000018747 Typha elephantina Nutrition 0.000 claims description 5
- 238000005422 blasting Methods 0.000 claims description 5
- 229940106157 cellulase Drugs 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229940059442 hemicellulase Drugs 0.000 claims description 5
- 108010002430 hemicellulase Proteins 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 239000011259 mixed solution Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 235000011056 potassium acetate Nutrition 0.000 claims description 5
- 238000010008 shearing Methods 0.000 claims description 5
- 239000001509 sodium citrate Substances 0.000 claims description 5
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 claims description 5
- 235000019698 starch Nutrition 0.000 claims description 5
- 239000008107 starch Substances 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000011161 development Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
本发明公开了一种乙醇燃料，包括乙醇、石油醚、叔丁醇、异丙醇、异丁烷和抗氧防胶剂，所述乙醇燃料各组分按重量份数的配比为：乙醇68‑90份、石油醚8‑12份、叔丁醇4‑16份、异丙醇4‑16份、异丁烷20‑25份、抗氧防胶剂1‑3份。本发明的乙醇燃料的燃烧热值高、成本低、稳定性能良好，燃烧充分，对环境友好。
Description
技术领域
本发明涉及燃料制备技术领域，具体涉及一种乙醇燃料。
背景技术
随着现代工业的发展和世界人口的激增，化石能源日渐消耗，能源危机日益加剧，世界各国纷纷开展对绿色新能源，特别是可再生生物能源的研究与开发。乙醇是食品、化工、医药、印染、国防等工业的基础原料。近年来，由于石油价格的不断攀升，采用可再生生物材料加工生产乙醇燃料在化工原料方面显露出较好的发展前景，是一种具有应用潜力的传统能源替代品，其可以提供好与汽油相当的化学能，具有价廉、清洁、环保、安全、可再生等优点，被视为替代和节约汽油的最佳燃料。自石油危机开始后，很多国家都开始加强了乙醇燃料的开发和利用。
发明内容
本发明为了解决上述问题，提供了一种乙醇燃料。
本发明采用如下技术方案：
一种乙醇燃料，包括乙醇、石油醚、叔丁醇、异丙醇、异丁烷和抗氧防胶剂，所述乙醇燃料各组分按重量份数的配比为：乙醇68-90份、石油醚8-12份、叔丁醇4-16份、异丙醇4-16份、异丁烷20-25份、抗氧防胶剂1-3份。
作为本发明的一种优选技术方案，所述乙醇为生物质乙醇。
作为本发明的一种优选技术方案，所述生物质乙醇的具备制备步骤为：
1)、将木质纤维素原料用蒸汽爆破粉碎得到粉碎物，将粉碎物浸泡于醋酸钾和柠檬酸钠组成的混合溶液中，用盐酸调节pH至4.0-6.0，浸泡30-45h，得到混合浸泡液；
2)、将浸泡液送入平行双螺杆挤出机中，经加热、剪切及挤压，再往浸泡液中加入纤维素复合酶，在40-50℃下进行酶解反应50-65h，过滤得到纤维糖醪液；
3)、往步骤2)所得的纤维糖醪液中加入淀粉糖化液，搅拌混合均匀后加入复合活性干酵母进行发酵，在32-35℃下发酵5-8天，发酵产物经分馏提纯得到生物质乙醇。
作为本发明的一种优选技术方案，所述木质纤维素原料来自象草、香茅草一种或两种的茎秆叶。
作为本发明的一种优选技术方案，所述纤维素复合酶的配比为：纤维素酶35-50份、半纤维素酶20-30份、酸性蛋白酶15-25份。
作为本发明的一种优选技术方案，所述抗氧防胶剂为二叔丁基对甲酚、二烷基二苯胺、对羟基二苯胺的一种或一种以上的混合物。
本发明的有益效果是：
本发明的乙醇燃料的制备原料来源易得，在不耗费粮食资源的前提下，采用新的木质纤维素原料来生产生物能源，拓宽了生物能源的原料来源，乙醇制备方法简单，有利于简化生产工艺，降低乙醇生产成本，便于实现工业化生产，此外，本发明的乙醇燃料的燃烧热值高、成本低、稳定性能良好，燃烧充分，对环境友好。
具体实施方式
下面将结合本发明的实施例，对发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于发明中的实施例，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。
实施例1
一种乙醇燃料，其特征在于：包括乙醇、石油醚、叔丁醇、异丙醇、异丁烷和抗氧防胶剂，所述乙醇燃料各组分按重量份数的配比为：乙醇68份、石油醚12份、叔丁醇4份、异丙醇16份、异丁烷20份、抗氧防胶剂1份。
进一步地，所述乙醇为生物质乙醇。具体地，所述生物质乙醇的具备制备步骤为：
1)、将木质纤维素原料用蒸汽爆破粉碎得到粉碎物，将粉碎物浸泡于醋酸钾和柠檬酸钠组成的混合溶液中，用盐酸调节pH至4.0-6.0，浸泡30h，得到混合浸泡液；
2)、将浸泡液送入平行双螺杆挤出机中，经加热、剪切及挤压，再往浸泡液中加入纤维素复合酶，在40-50℃下进行酶解反应50h，过滤得到纤维糖醪液；
3)、往步骤2)所得的纤维糖醪液中加入淀粉糖化液，搅拌混合均匀后加入复合活性干酵母进行发酵，在32-35℃下发酵5天，发酵产物经分馏提纯得到生物质乙醇。
进一步地，所述木质纤维素原料来自象草、香茅草一种或两种的茎秆叶。
进一步地，所述纤维素复合酶的配比为：纤维素酶35份、半纤维素酶30份、酸性蛋白酶15份。
进一步地，所述抗氧防胶剂为二叔丁基对甲酚、二烷基二苯胺、对羟基二苯胺的一种或一种以上的混合物。
实施例2
一种乙醇燃料，包括乙醇、石油醚、叔丁醇、异丙醇、异丁烷和抗氧防胶剂，所述乙醇燃料各组分按重量份数的配比为：乙醇80份、石油醚10份、叔丁醇10份、异丙醇10份、异丁烷23份、抗氧防胶剂2份。
进一步地，所述乙醇为生物质乙醇。具体地，所述生物质乙醇的具备制备步骤为：
1)、将木质纤维素原料用蒸汽爆破粉碎得到粉碎物，将粉碎物浸泡于醋酸钾和柠檬酸钠组成的混合溶液中，用盐酸调节pH至4.0-6.0，浸泡40h，得到混合浸泡液；
2)、将浸泡液送入平行双螺杆挤出机中，经加热、剪切及挤压，再往浸泡液中加入纤维素复合酶，在40-50℃下进行酶解反应58h，过滤得到纤维糖醪液；
3)、往步骤2)所得的纤维糖醪液中加入淀粉糖化液，搅拌混合均匀后加入复合活性干酵母进行发酵，在32-35℃下发酵7天，发酵产物经分馏提纯得到生物质乙醇。
进一步地，所述木质纤维素原料来自象草、香茅草一种或两种的茎秆叶。
进一步地，所述纤维素复合酶的配比为：纤维素酶45份、半纤维素酶25份、酸性蛋白酶20份。
进一步地，所述抗氧防胶剂为二叔丁基对甲酚、二烷基二苯胺、对羟基二苯胺的一种或一种以上的混合物。
实施例3
一种乙醇燃料，包括乙醇、石油醚、叔丁醇、异丙醇、异丁烷和抗氧防胶剂，所述乙醇燃料各组分按重量份数的配比为：乙醇90份、石油醚8份、叔丁醇16份、异丙醇4份、异丁烷25份、抗氧防胶剂3份。
进一步地，所述乙醇为生物质乙醇。具体地，所述生物质乙醇的具备制备步骤为：
1)、将木质纤维素原料用蒸汽爆破粉碎得到粉碎物，将粉碎物浸泡于醋酸钾和柠檬酸钠组成的混合溶液中，用盐酸调节pH至4.0-6.0，浸泡45h，得到混合浸泡液；
2)、将浸泡液送入平行双螺杆挤出机中，经加热、剪切及挤压，再往浸泡液中加入纤维素复合酶，在40-50℃下进行酶解反应65h，过滤得到纤维糖醪液；
3)、往步骤2)所得的纤维糖醪液中加入淀粉糖化液，搅拌混合均匀后加入复合活性干酵母进行发酵，在32-35℃下发酵8天，发酵产物经分馏提纯得到生物质乙醇。
进一步地，所述木质纤维素原料来自象草、香茅草一种或两种的茎秆叶。
进一步地，所述纤维素复合酶的配比为：纤维素酶50份、半纤维素酶20份、酸性蛋白酶25份。
进一步地，所述抗氧防胶剂为二叔丁基对甲酚、二烷基二苯胺、对羟基二苯胺的一种或一种以上的混合物。
最后应说明的是：这些实施方式仅用于说明本发明而不限制本发明的范围。此外，对于所属领域的技术人员来说，在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。而由此所引申出的显而易见的变化或变动仍处于本发明的保护范围之中。
Claims (6)
1.一种乙醇燃料，其特征在于：包括乙醇、石油醚、叔丁醇、异丙醇、异丁烷和抗氧防胶剂，所述乙醇燃料各组分按重量份数的配比为：乙醇68-90份、石油醚8-12份、叔丁醇4-16份、异丙醇4-16份、异丁烷20-25份、抗氧防胶剂1-3份。
2.根据权利要求1所述的一种乙醇燃料，其特征在于：所述乙醇为生物质乙醇。
3.根据权利要求2所述的一种乙醇燃料，其特征在于：所述生物质乙醇的具备制备步骤为：
1)、将木质纤维素原料用蒸汽爆破粉碎得到粉碎物，将粉碎物浸泡于醋酸钾和柠檬酸钠组成的混合溶液中，用盐酸调节pH至4.0-6.0，浸泡30-45h，得到混合浸泡液；
2)、将浸泡液送入平行双螺杆挤出机中，经加热、剪切及挤压，再往浸泡液中加入纤维素复合酶，在40-50℃下进行酶解反应50-65h，过滤得到纤维糖醪液；
3)、往步骤2)所得的纤维糖醪液中加入淀粉糖化液，搅拌混合均匀后加入复合活性干酵母进行发酵，在32-35℃下发酵5-8天，发酵产物经分馏提纯得到生物质乙醇。
4.根据权利要求3所述的一种乙醇燃料，其特征在于：所述木质纤维素原料来自象草、香茅草任意一种或两种的茎秆叶。
5.根据权利要求3所述的一种乙醇燃料，其特征在于：所述纤维素复合酶的配比为：纤维素酶35-50份、半纤维素酶20-30份、酸性蛋白酶15-25份。
6.根据权利要求1所述的一种乙醇燃料，其特征在于：所述抗氧防胶剂为二叔丁基对甲酚、二烷基二苯胺、对羟基二苯胺的一种或一种以上的混合物。
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