生物柴油

Because its a retainable, bio-degradative and innoxious energy resource with high flash point, it aroused worldwide interest. In this research, alkali-catalysis and acid-catalysis were applied to prepare biodiesel from palm oils and palmitic acids respectively.

由于生物柴油各项性质与石化柴油极为相似，可以作为石化柴油的替代品，具有可再生、可降解、无毒、高闪点、对环境友好等优点，已引起许多国家广泛重视。

Jatropha Curcas oil was used as feedstock for producing biodiesel by transesterification,and adding sodium hydroxide,potassium hydroxide or sodium methoxide as catalyst respectively. The optimal conditions were obtained:molar ratio of methanol to oil 6∶1,reaction temperature 60 ℃,reaction time 80 min,mixing intensity 600 r/min,catalyst concentration for NaOH,KOH,or CH3ONa 1.2% of oil weight,The yield of biodiesel was above 97%. The physico-chemical indices of the biodiesel obtained met the quality standard ASTM of USA and DIN V of Germany.

选用了非食用油麻疯果油为原料，以氢氧化钠、氢氧化钾、甲醇钠为催化剂，通过酯交换法制取生物柴油，研究表明最适宜工艺条件为：醇油比6∶1，反应温度60 ℃，反应时间80 min，搅拌强度为600 r/min，催化剂用量为1.2%，转化率达到97%以上，且生物柴油各项理化指标均符合美国和德国测试标准。

He TXD1200 Series has been developed for pumping light petroleum products such as diesel, heating oil, gasoline, kerosene, avgas, various biofuels, such as biodiesel and ethanol.

XD1200系列产品已被用于汲取输送石油醚类别的燃料，诸如柴油、民用燃料油、汽油、煤油、飞机专用汽油以及像乙醇和生物柴油等不同的生物燃料。

For example, in order to generate an economically viable amount of biodiesel product, a conventional biodiesel plant contains large, batch-type reactors, large separation units (eg, decanters, centrifuges, clarifiers), and distillation columns as tall as 50 to 200 feet or more.

例如，为了产生一种经济上可行的生物柴油生产量，传统的生物柴油厂包含大，批次型反应堆，大型分离单位（例如，倾析器，离心分离，澄清池），并精馏塔一样高50至200英尺或更多。

Biomedicine (preventive, therapeutic and diagnostic bio products), modern bio-agriculture (animal embryo transplantation, cultivation of TCM herbs, edible fungi, bio diesel oil and fuel ethanol), bio-medical engineering materials and products, environmental bioengineering and food biotech so as to achieve substantial progress in development of bio industry base centered with Chengdu.

继续强化生物医药（预防生物制品、治疗类生物制品、诊断类生物制品）、现代生物农业（动物胚胎移植、中药材种植、食用菌、生物柴油、燃料乙醇）、生物医学工程材料及制品、环境生物工程、食品生物技术等五大门类的技术创新和产业化，在以成都为核心的生物产业基地建设上取得实质进展。

Applications of gas chromatography in the research of biodiesel processing are reviewed with 27 references,including the analysis of fatty acid methyl esters in the reaction products and final biodiesel,the determination of mono-, di-and tri- glycerides ,the contents and distribution of free fatty acids,and the determination of trace methanol in biodiesel.

综述了气相色谱法在生物柴油生产工艺研究中的应用，包括反应产物和生物柴油产品中脂肪酸甲酯含量和分布的测定，单脂肪酸甘油酯、二脂肪酸甘油酯和三脂肪酸甘油酯含量的测定，游离脂肪酸含量的测定以及微量甲醇含量的测定等。

Current status and principal problems concerned in the production of biodiesel from rapeseed oil in China and other countries were introduced, based on which it was proposed to grow high-erucic acid rape in existing winter fallow fields and jointly produce biodiesel, erucic acid and its derivative products, and other highly valuable by-products such as glycerin and sterols from high-erucic acid rapeseed oil.

在介绍国内外菜籽油制备生物柴油产业发展现状和存在的主要问题的基础上，提出了利用现有冬闲田生产高芥酸油菜籽，以高芥酸菜籽油为原料联产制备生物柴油、芥酸及其系列衍生产品和甘油、甾醇类化合物等高值副产品对策，并从产品用途与市场需求潜力、企业经济效益、生产技术和条件、原料来源等几方面分析了这一发展对策的可行性。

The object of this study is to prepare of soy oleic acid from the acidic oil , which was made from soap stock by acidification with sulfur acid, followed by hydrolysis, distillation and emulsification separation.

以菜籽油或酸化油为原料，进行了菜籽油及酸化油合成生物柴油工艺中试；得出了较理想的合成工艺条件；利用气相色谱及化学分析法，对生物柴油的燃烧特性进行了分析。

The present development,applied situation and production technology of bio-diesel in China and aboard were reviewed in this paper.

文章综述了国内外生物柴油发展及应用现状、生产技术进展以及我国应用和发展前景，并提出了将农作物秸秆作为原料合成生物柴油的思想。

The effects of biodiesel blending fuels with different biodiesel fractions on the exhaust emission characteristics of the diesel engine were investigated on a heavyduty automotive electronically controlled highpressure commonrail diesel engine. Five diesel/biodiesel blends were tested according to ESC steadystate 13mode test cycle without modifications of engine construction and parameter adjustment.

针对一台大排量电控高压共轨柴油机，在发动机的结构和参数不作变动和调整的条件下，使用5种生物柴油混合燃料进行ESC稳态排放测试，研究了不同生物柴油含量的混合燃料对柴油机排放特性的影响。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。