UNIFAC method was applied to the mathematical simulation of methanol distillation to calculate the equilibrium data of five component systems which include methanol, water, decane, isobutanol and ethanol.

將UNIFAC法應(yīng)用于甲醇精餾過(guò)程數(shù)學(xué)模擬人人干人人人摸，計(jì)算甲醇-水-癸烷-異丁醇-乙醇五組分體系的汽液平衡數(shù)據(jù)久久黄色国产亚洲免费日韩网站，從理論上成功地解釋了在甲醇精餾過(guò)程中加水萃取精餾的原理。

Experiments on purification technologies for the conversion of cornstalk biomass into the industrial product were made to produce cornstalk gas in the down-flow fixed by the gasifier. The experiment focused on the technical procedures for deoxygenation. catalytic cracking of tar, hydrogenation, etc. Quality straw syngas was produced for methanol synthesis. The catalysis of methanol synthesis for the production of cornstalk syngas was earned out in a tubular-flow integral and isothermal reactor under the pressure of 5MPa over Cu-based catalyst C301 (particle size: 0.833mm×0.351mm), a catalyst made in China. Thirty-three sets of test data were obtained.

為了實(shí)現(xiàn)秸稈類生物質(zhì)合成燃料甲醇的工業(yè)轉(zhuǎn)化美女隐私全身免费看网站，有效利用生物質(zhì)能精品视频勉看，對(duì)下吸式固定床氣化爐產(chǎn)生的低熱值玉米秸稈燃?xì)膺M(jìn)行除氧黄色av免费、分解焦油和配氫等純化試驗(yàn)，制備出合成甲醇的優(yōu)質(zhì)秸稈合成氣h视频bbixx，在直流流動(dòng)等溫積分反應(yīng)器中外国a级特级操逼大黄片，使用國(guó)產(chǎn)C301銅基催化劑，催化劑粒度為20~40目(0.833mm×0.351mm)国产同人导航在线观看AV，在5MPa反應(yīng)壓力下国产香港特级一级毛片，對(duì)玉米秸稈合成氣進(jìn)行催化合成甲醇試驗(yàn)研究，獲得33套試驗(yàn)數(shù)據(jù)亚洲天堂发布页。

An alternative way of the synthesis of methanol from syngas is low-temperature methanol synthesis via methyl formate in liquid phase, namely, carbonylation of methanol in the first step, and hydrogenolysis of methyl formate in the second step.

低溫液相甲醇合成是指在（80-160℃）范圍內(nèi)亚洲妇人成熟A片在好爽线看，甲醇首先與合成氣中的CO發(fā)生羰基化反應(yīng)生成甲酸甲酯，甲酸甲酯再氫解生成甲醇的兩個(gè)反應(yīng)在一個(gè)反應(yīng)器內(nèi)串聯(lián)進(jìn)行的方法人人操人人干人人叫。

By using the chemical additive, it effectively solved the existent technical problems of the M series methanol gasoline which is made up by the traditional technology, just like low proportion of the methanol, immiscibility poor performance, the cold starting difficulty, the increase of the oil consumption and so on.

通過(guò)使用化學(xué)添加劑三级A片想干就干，有效解決了傳統(tǒng)工藝配制M系列甲醇汽油存在的甲醇比例低、混溶性能差人成在线免费网、冷起動(dòng)困難中文字幕永久更新资源站、油耗增加等技術(shù)難題，甲醇含量控制在30%-50%的中等比例www978avcom。08年7月国产亚洲综合久久系列，該技術(shù)通過(guò)了陜西省科技廳組織的成果鑒定。

The main works include: 1. successfully observed the opalescence of critical methanol and the phase variation of PET degradation in methanol, studied the internal construction of PET in different stages of degradation, provided the conception of critical region and noncritical region of system in which PET and methanol participated.

主要內(nèi)容如下： 1 實(shí)驗(yàn)觀測(cè)了甲醇的臨界乳光現(xiàn)象及PET在甲醇中降解的相態(tài)變化强行18分钟处破痛哭AV，同時(shí)研究了不同降解反應(yīng)階段PET內(nèi)部結(jié)構(gòu)特征日韩特别黄的性爱，在本實(shí)驗(yàn)研究的范圍內(nèi)提出了PET在甲醇中的系統(tǒng)臨界區(qū)域和非臨界區(qū)域的概念那个网址可以看毛片。

The anode catalyst for direct methanol fuel cell is Pt-W-Sn/C, and it is prepared through dispersing carbon black in distilled water, adding H2PtCl6, tungstate and stannate, stirring to make the metal salt and H2PtCl6 adsorbed fully; dropping reductant to reduce and deposite until complete reaction; washing with distilled water, filtering and drying to obtain black C carried sanitary Pt-W-Sn catalyst. The catalyst has excellent methanol catalyzing activity and low cost, and its use can lower the cost of direct methanol fuel cell greatly and raise the performance/cost ratio of the cell.

一種直接甲醇燃料電池陽(yáng)極催化劑是Pt-W-Sn/Cxxxx福利大全；其制備方法是將碳黑分散在蒸餾水中，然后加入H2PtCl6色库av、鎢酸鹽和錫鹽加勒比视频在线播放，攪拌使得金屬鹽與H2PtCl6被充分吸附；逐滴加入還原劑使之還原沉積91插B网战，待反應(yīng)完全后91自慰精品亚洲，用蒸餾水洗滌，過(guò)濾欧美换爱交换乱理伦片下载，然后于干燥箱中干燥爱搞视频网址，便得到黑色的C負(fù)載Pt-W-Sn三元催化劑；該催化劑具有很好的甲醇催化活性XNXX学校老师免费，價(jià)格低廉免费黄片大黄片，可以大大降低直接甲醇燃料電池的成本，提高電池的性能價(jià)格比和市場(chǎng)競(jìng)爭(zhēng)能力在线观看无码视频网站。

Dynamic response of direct methanol fuel cell is very important for the transportable applications.

直接甲醇燃料電池用作移動(dòng)電源時(shí)黄色免费三级网站，電池的動(dòng)態(tài)響應(yīng)特性特別重要操美女黄色污网站在线观看视频。該文作者利用自行設(shè)計(jì)的直接甲醇燃料電池測(cè)試系統(tǒng)對(duì)一有效面積為 50cm2 的直接甲醇單體燃料電池的動(dòng)態(tài)性能進(jìn)行了實(shí)驗(yàn)研究。

Ache with tristearin, sodium or nitrify cotton is coagulating agent, adopt the legal system of two steps Bei technology, in 65 ℃ respond , shell mellow wine: tristearin acid: the best proportion of the sodium of sodium hydroxide is 91: 6.5: 1, compound with two methods solid shell mellow wine, at the same time join stabilizing agent , eliminate smoke dose , restrain volatilizer and fireworks modifier etc., is as hydration alumina eliminate smoke dose, raise the integral performance of solid shell pure fuel.

以硬脂酸鈉或硝化棉為凝固劑亚洲一区二区免费视频网站，采用兩步法制備工藝操操网人人摸人人摸，在65℃時(shí)進(jìn)行反應(yīng)，甲醇：硬脂酸：氫氧化鈉鈉的最佳比例為91：6.5：1欧美黄色免费在线观看，用兩種方法配制出的固體甲醇人人夜色精品国产噜噜噜，同時(shí)加入穩(wěn)定劑、消煙劑综合网图、抑制揮發(fā)劑国产欧美日韩另类VA在线、焰火改性劑等，如水合氧化鋁作為消煙劑久久wWW722com，來(lái)提高固體甲醇燃料的綜合性能日韩欧美国产成人片在线观看。

Unroasted black sesame seeds were pressed and defatted with n-hexane, extracted with 80 % methanol, and separated by XAD-2 gel open column chromatography eluting with a serious of concentrations of aqueous methanol solutions (20 %, 40 % and 60 %). The 60 % methanol eluate, which contained higher content of ST compound, were collected and freeze-dried to obtain the ST extract powder.In animal experiment, we used vitamin E deficient rat model to increase oxidative stress.

試驗(yàn)材料為未經(jīng)炒焙之泰國(guó)黑芝麻，將脫油后之芝麻粕先以80 %甲醇溶液進(jìn)行萃取91婬黄看大片，經(jīng)濃縮后再以XAD-2膠體進(jìn)行管柱層析日韩欧美女自拍图片大全集视频，以不同濃度之甲醇水溶液沖提后，收集ST含量較高之60 %甲醇水溶液區(qū)分層鸡行业黑话全套，行冷凍乾燥可得ST萃出物粉末黄色网站免费亚洲。

The results suggest,(1) With the increase of methanol density,the foaming height and the antifoaming time all drop.(2) With the increase of methanol density and treatment time,the desulphurization efficiency of MDEA solutions drops when the solutions were refluxed at hermetic constant temperature(115～120℃)...

研究結(jié)果表明，隨甲醇濃度的增大97久久盗摄，MDEA溶液的起泡高度下降欧美操逼性交、消泡時(shí)間減少；在115~120℃下密閉恒溫處理時(shí)国产精品页，隨甲醇濃度的增大及處理時(shí)間的延長(zhǎng)亚洲中文字幕久久，MDEA溶液的脫硫效率下降，含1%甲醇的MDEA溶液密閉恒溫24h時(shí)MDEA脫硫效率下降達(dá)0.35%A片集合。