CN114686276A - 一种延时燃烧的甲醇复合液体燃料及其制备方法 - Google Patents
一种延时燃烧的甲醇复合液体燃料及其制备方法 Download PDFInfo
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 156
- 239000000446 fuel Substances 0.000 title claims abstract description 85
- 239000007788 liquid Substances 0.000 title claims abstract description 45
- 239000002131 composite material Substances 0.000 title claims abstract description 29
- 230000003111 delayed effect Effects 0.000 title claims abstract description 11
- 238000002360 preparation method Methods 0.000 title abstract description 7
- 238000009841 combustion method Methods 0.000 title description 2
- 238000002485 combustion reaction Methods 0.000 claims abstract description 70
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerol group Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 36
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 26
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical group CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 24
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical group C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 24
- 230000015572 biosynthetic process Effects 0.000 claims description 18
- 239000012286 potassium permanganate Substances 0.000 claims description 18
- 238000003786 synthesis reaction Methods 0.000 claims description 18
- 239000013543 active substance Substances 0.000 claims description 17
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 13
- 238000000746 purification Methods 0.000 claims description 13
- IDNUEBSJWINEMI-UHFFFAOYSA-N ethyl nitrate Chemical compound CCO[N+]([O-])=O IDNUEBSJWINEMI-UHFFFAOYSA-N 0.000 claims description 12
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 12
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 12
- 230000001376 precipitating effect Effects 0.000 claims description 12
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- -1 methyl ester formate Chemical class 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 230000000222 hyperoxic effect Effects 0.000 claims description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 4
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 claims description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 4
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 claims description 2
- 239000012190 activator Substances 0.000 claims description 2
- 239000003112 inhibitor Substances 0.000 claims description 2
- 150000004702 methyl esters Chemical class 0.000 claims description 2
- 239000004323 potassium nitrate Substances 0.000 claims description 2
- 235000010333 potassium nitrate Nutrition 0.000 claims description 2
- 239000004317 sodium nitrate Substances 0.000 claims description 2
- 235000010344 sodium nitrate Nutrition 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 2
- 238000001556 precipitation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 230000007613 environmental effect Effects 0.000 abstract description 10
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 8
- 238000004134 energy conservation Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 abstract description 5
- 239000001569 carbon dioxide Substances 0.000 abstract description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 238000005303 weighing Methods 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 239000003502 gasoline Substances 0.000 description 2
- 239000003915 liquefied petroleum gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 235000015112 vegetable and seed oil Nutrition 0.000 description 2
- 239000008158 vegetable oil Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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Abstract
本发明涉及液体燃料技术领域,为了解决现有的甲醇复合燃料在使用时存在环保效果差的问题,公开了一种延时燃烧的甲醇复合液体燃料及其制备方法,所述一种延时燃烧的甲醇复合液体燃料,包括主燃剂、助燃剂、抗腐蚀剂、高含氧活性剂、热值提高剂、粘度调节剂、pH调节剂、高锰酸钾和活性炭。本发明制备所得的甲醇复合液体燃料,原材料来源广泛,安全性能高,使燃料燃烧更加充分,燃烧效果好、燃烧完全彻底,无残液:提高燃烧效率,降低燃料消耗量,热值高;有良好的稳定性,提高了燃料的适应性,燃烧反应后生成水、二氧化碳等无害气体,不会对环境造成影响,达到真正意义上的高效节能、环保之功效,起到节能环保作用。
Description
技术领域
本发明涉及液体燃料技术领域,尤其涉及一种延时燃烧的甲醇复合液体燃料及其制备方法。
背景技术
甲醇燃料是国际上公认的高清洁燃料,满足石油替代燃料的要求,甲醇是可以大规模工业合成的液体有机化合物,具备清洁环保、价格低廉等优势,但是醇类液体燃料在实际应用中存在热值低、不耐烧、燃料消耗量大、腐蚀等固有问题,为了克服醇类液体燃料的问题,需要对醇类液体燃料进行再加工得到甲醇复合液体燃料,但是现有的甲醇复合燃料在使用时存在环保效果差的问题。
发明内容
本发明的目的是为了解决现有技术中存在的缺点,而提出的一种延时燃烧的甲醇复合液体燃料及其制备方法。
为了实现上述目的,本发明采用了如下技术方案:
一种延时燃烧的甲醇复合液体燃料,包括主燃剂、助燃剂、抗腐蚀剂、高含氧活性剂、热值提高剂、粘度调节剂、pH调节剂、高锰酸钾和活性炭。
优选的,所述主燃剂为甲醇;所述助燃剂为丙酮;所述腐蚀抑制剂为六亚甲基四胺;所述高含氧活性剂包括固体粉末状的硝酸铵、硝酸钾、硝酸钠、硝酸钙、高锰酸钾、过氧化氢中的一种或多种;所述热值提高剂为酯酸甲酯、硝酸乙酯中的一种或两种;所述pH调节剂为三聚磷酸钠;所述粘度调节剂为甘油。
优选的,包括以下重量百分比的组分:甲醇70-85%、丙酮2-5%、六亚甲基四胺0.8-1.2%、高含氧活性剂5-12%、三聚磷酸钠0.02-0.08%、酯酸甲酯2-3%、硝酸乙酯0.01-0.02%、甘油2-6%份、高锰酸钾0.2-0.4%、活性炭0.3-0.5%。
优选的,包括以下重量百分比的组分:甲醇80%、丙酮3%、六亚甲基四胺0.8%、高含氧活性剂9%、三聚磷酸钠0.03%、酯酸甲酯2%、硝酸乙酯0.01%、甘油5.16%、高锰酸钾0.2%、活性炭0.3%。
优选的,包括以下重量百分比的组分:甲醇82%、丙酮3%、六亚甲基四胺1%、高含氧活性剂8%、三聚磷酸钠0.03%、酯酸甲酯2%、硝酸乙酯0.01%、甘油3.94%、高锰酸钾0.3%、活性炭0.5%。
上述的甲醇复合液体燃料的制备方法,包括以下步骤:
步骤1:将主燃剂、助燃剂、抗腐蚀剂、高含氧活性剂、热值提高剂、粘度调节剂和pH调节剂倒入合成罐内;
步骤2:将插入式超声均质器放入合成罐中部,然后开启超声匀质器反应30-60分钟,同时循环搅拌30-60分钟,搅拌完成后静置沉淀;
步骤3:将合成罐中静置得到的液体输送至净化罐中,然后加入高锰酸钾和活性炭,在净化罐中密闭静置沉淀3天后,再经过滤器过滤后得到甲醇复合液体燃料。
本发明制备所得的甲醇复合液体燃料,原材料来源广泛,安全性能高,使燃料燃烧更加充分,燃烧效果好、燃烧完全彻底,无残液:提高燃烧效率,降低燃料消耗量,热值高;有良好的稳定性,提高了燃料的适应性,燃烧反应后生成水、二氧化碳等无害气体,不会对环境造成影响,达到真正意义上的高效节能、环保之功效,起到节能环保作用。
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、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。
甲醇是一种清洁燃料,在燃烧污染物排放方面比天然气还有优势.但是由于热值低燃烧速率快燃料消耗量大以及缺少专用的燃烧设备,限制了甲醇在工业领域的大规模推广应用。
通过试验研究发现,在甲醇燃料中添加微量的添加剂,添加剂组合的协同效应使得甲醇燃料燃烧时间延长,燃烧更加充分,从而有效地降低了甲醇燃料的消耗量,提高了甲醇燃料的燃烧效率,减少燃烧产生的污染物的排放,优化大气环境。在所有的物理因素中,燃烧空气的温度和压力对燃料延时时间有决定性的影响。对于液体燃料而言,延时燃烧时间本身并不是燃料的属性。对于不同燃料.或同一燃料在不同的初始条件、几何条件、物理条件和边界条件下,其燃料延时时间并不相同。燃料颗粒尺寸、燃料的着火倾向、热空气的温度和压力、燃料和空气的混合比例、燃烧气流速度等对燃料的延时时间均有影响。
甲醇燃烧过程中细小的甲醇雾化颗粒有着更大的表面,不正常燃烧时,这些微小颗粒的气化速度更快,使得燃烧区温度更低,所以燃烧状态不好。液体燃料燃烧过程是分层燃烧的,所以在有氧高温环境下颗粒气化表层先燃烧,表面燃烧会夺去表面周围的氧气,这样的情形造成了虽然整体空气量是过剩,但颗粒内部为缺氧状态,燃烧过程中一部分或全部以极高的燃烧速率消耗掉,通过试验发现特殊的燃烧条件可以产生特殊的燃烧效果,延时燃烧时间与环境温度、压力、催化剂种类和浓度、颗粒粒径存在很强的依赖关系。延时燃烧时间随着温度、压力和氧化剂浓度的改变有明显的变化,延时燃烧时间多少与物料的热效率差异有关,也与物料正常挥发性与物理性阻燃配制有关。
本发明中在主燃料中添加抗腐蚀剂、高含氧活性剂、热值提高剂、粘度调节剂、pH调节剂、高锰酸钾和活性炭作为催化剂,并通过催化剂优化燃烧为改善燃料完全燃烧奠定了基础,也延缓了燃料全部的快速消耗,有利于提高燃料的利用率,从而有利于提高燃料的燃烧效率。
实施例1
按照以下重量百分比称取各组分:甲醇80%、丙酮3%、六亚甲基四胺0.8%、高含氧活性剂9%、三聚磷酸钠0.03%、酯酸甲酯2%、硝酸乙酯0.01%、甘油5.16%,并倒入合成罐内;
将插入式超声均质器放入合成罐中部,然后开启超声匀质器反应30-60分钟,同时循环搅拌30-60分钟,搅拌完成后静置沉淀;
将合成罐中静置得到的液体输送至净化罐中,然后加入高锰酸钾0.2%和活性炭0.3%,在净化罐中密闭静置沉淀3天后,再经过滤器过滤后得到甲醇复合液体燃料。
实施例2
按照以下重量百分比称取各组分:甲醇82%、丙酮3%、六亚甲基四胺1%、高含氧活性剂8%、三聚磷酸钠0.03%、酯酸甲酯2%、硝酸乙酯0.01%、甘油3.94%,并倒入合成罐内;
将插入式超声均质器放入合成罐中部,然后开启超声匀质器反应30-60分钟,同时循环搅拌30-60分钟,搅拌完成后静置沉淀;
将合成罐中静置得到的液体输送至净化罐中,然后加入高锰酸钾0.3%和活性炭0.5%,在净化罐中密闭静置沉淀3天后,再经过滤器过滤后得到甲醇复合液体燃料。
实施例3
按照以下重量百分比称取各组分:甲醇70%、丙酮2%、六亚甲基四胺0.8%、高含氧活性剂5%、三聚磷酸钠0.02%、酯酸甲酯2%、硝酸乙酯0.01%、甘油2%,并倒入合成罐内;
将插入式超声均质器放入合成罐中部,然后开启超声匀质器反应30-60分钟,同时循环搅拌30-60分钟,搅拌完成后静置沉淀;
将合成罐中静置得到的液体输送至净化罐中,然后加入高锰酸钾0.2%和活性炭0.3%,在净化罐中密闭静置沉淀3天后,再经过滤器过滤后得到甲醇复合液体燃料。
实施例4
按照以下重量百分比称取各组分:甲醇85%、丙酮5%、六亚甲基四胺1.2%、高含氧活性剂12%、三聚磷酸钠0.08%、酯酸甲酯3%、硝酸乙酯0.02%、甘油6%,并倒入合成罐内;
将插入式超声均质器放入合成罐中部,然后开启超声匀质器反应30-60分钟,同时循环搅拌30-60分钟,搅拌完成后静置沉淀;
将合成罐中静置得到的液体输送至净化罐中,然后加入高锰酸钾0.4%和活性炭0.5%,在净化罐中密闭静置沉淀3天后,再经过滤器过滤后得到甲醇复合液体燃料。
对本发明实施例1制备所得的甲醇复合液体燃料每小时燃烧用量和每千克燃料热值千卡,并与石油液化气、天然气、植物油、汽油、柴油和醇基燃料这些传统燃料的燃烧数据进行对比,对比结果如表1所示:
表1
由表1可知,本发明制备所得的甲醇复合液体燃料每小时燃烧用量明显低于传统燃料的每小时燃烧用量,且本发明制备所得的甲醇复合液体燃料每千克燃料热值千卡数值也低于石油液化气、天然气、植物油、汽油、柴油,仅是略高于醇基燃料的每千克燃料热值千卡数值。
本发明利用甲醇具备的优越的先决条件,配置颗粒状活性炭、高锰酸钾,及多种高效添加剂,能有效提高燃料燃烧效率和燃尽率,减少燃料热损失节约燃料,具有显著的节能效果,燃烧更彻底,燃烧效率高,燃烧烟气中不易产生co及碳氢化合物等有害气体,没有黑烟,还可降低固体颗粒的排放,废气排放少。
本发明中,由于热值提高剂的加入,使燃料燃烧的稳定性提高,同时可使热值大大提高,通过高含氧活性剂受热分解反应生成氧气,高含氧活性剂可持续产氧,氧气浓度高,使得燃烧速度不受外界空气限制,使燃料燃烧更加充分,增加富氧,燃烧效果好、燃烧完全彻底,无残液;提高功率,降低了燃料消耗量;有良好的稳定性,提高了适应性,酯类和醇类与反应所得的氧气进行充分燃烧,使燃料点火性能得以提高,燃烧反应后生成水、二氧化碳等无害气体,不会对环境造成影响。
本发明制备所得的甲醇复合液体燃料,原材料来源广泛,安全性能高,使燃料燃烧更加充分,燃烧效果好、燃烧完全彻底,无残液:提高燃烧效率,降低燃料消耗量,热值高;有良好的稳定性,提高了燃料的适应性,燃烧反应后生成水、二氧化碳等无害气体,不会对环境造成影响,达到真正意义上的高效节能、环保之功效,起到节能环保作用。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。
Claims (7)
1.一种延时燃烧的甲醇复合液体燃料,其特征在于,包括主燃剂、助燃剂、抗腐蚀剂、高含氧活性剂、热值提高剂、粘度调节剂、pH调节剂、高锰酸钾和活性炭。
2.根据权利要求1所述的一种延时燃烧的甲醇复合液体燃料,其特征在于,所述主燃剂为甲醇;所述助燃剂为丙酮;所述腐蚀抑制剂为六亚甲基四胺;所述高含氧活性剂包括固体粉末状的硝酸铵、硝酸钾、硝酸钠、硝酸钙、高锰酸钾、过氧化氢中的一种或多种;所述热值提高剂为酯酸甲酯、硝酸乙酯中的一种或两种;所述pH调节剂为三聚磷酸钠;所述粘度调节剂为甘油。
3.根据权利要求2所述的一种延时燃烧的甲醇复合液体燃料,其特征在于,包括以下重量百分比的组分:甲醇70-85%、丙酮2-5%、六亚甲基四胺0.8-1.2%、高含氧活性剂5-12%、三聚磷酸钠0.02-0.08%、酯酸甲酯2-3%、硝酸乙酯0.01-0.02%、甘油2-6%份、高锰酸钾0.2-0.4%、活性炭0.3-0.5%。
4.根据权利要求2所述的一种延时燃烧的甲醇复合液体燃料,其特征在于,包括以下重量百分比的组分:甲醇80%、丙酮3%、六亚甲基四胺0.8%、高含氧活性剂9%、三聚磷酸钠0.03%、酯酸甲酯2%、硝酸乙酯0.01%、甘油5.16%、高锰酸钾0.2%、活性炭0.3%。
5.根据权利要求2所述的一种延时燃烧的甲醇复合液体燃料,其特征在于,包括以下重量百分比的组分:甲醇82%、丙酮3%、六亚甲基四胺1%、高含氧活性剂8%、三聚磷酸钠0.03%、酯酸甲酯2%、硝酸乙酯0.01%、甘油3.94%、高锰酸钾0.3%、活性炭0.5%。
6.如权利要求1-5任一所述的一种延时燃烧的甲醇复合液体燃料的制备方法,其特征在于,包括以下步骤:
步骤1:将主燃剂、助燃剂、抗腐蚀剂、高含氧活性剂、热值提高剂、粘度调节剂和pH调节剂倒入合成罐内;
步骤2:将插入式超声均质器放入合成罐中部,然后开启超声匀质器反应30-60分钟,同时循环搅拌30-60分钟,搅拌完成后静置沉淀;
步骤3:将合成罐中静置得到的液体输送至净化罐中,然后加入高锰酸钾和活性炭,在净化罐中密闭静置沉淀后,再经过滤器过滤后得到甲醇复合液体燃料。
7.根据权利要求6所述的一种延时燃烧的甲醇复合液体燃料的制备方法,其特征在于,所述步骤3中在净化罐中密闭静置沉淀时长为3天。
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