蒸餾分提 的英文怎麼說
中文拼音 [zhēngliùfēndī]
蒸餾分提
英文
distillation- 蒸 : Ⅰ動詞1. (蒸發) evaporate2. (利用水蒸氣的熱力使食物熟或熱) steam Ⅱ名詞[中醫] (將藥物隔水蒸熟) steaming
- 餾 : 餾動詞(蒸熱熟食) heat up; reheat
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 提 : 提動詞(垂手拿著) carry (in one's hand with the arm down)
- 蒸餾 : [化學] [物理學] distillation; distill
-
According to the frequently used methods of extraction and isolation of natural products from organic body, the freeze - dried ascidian tunica was exhaustively extracted with 100 % chloroform then the combined extracts were filtered and the solvent was separately concentrated under vacuum to yield a dark - brown gum
按照目前比較常用的天然產物的提取分離辦法,將樣品冷凍乾燥后,用100氯仿浸泡,收集氯仿濾液,減壓蒸餾濃縮去除浸提溶劑,得到黑褐色的浸膏狀物質。34 chemical constituents of the essential oil from cortex cercis chinensis were separated and identified by gc - ms. the relative contents of them were determined by area nomaliation
摘要採用水蒸氣蒸餾法從紫荊皮中提取揮發油,用氣相色譜質譜聯用技術對其揮發油成分進行分析,共鑒定了34個成分,並用面積歸一化法確定各成分的相對百分含量。The major achievements are : 1 the extraction of the burning oil of biomass from wood tar by distillation without any other goods of chemistry, in this case no effect to the physical properties of the burning oil of biomass
本課題的主要研究成果如下: 1採用直接蒸餾方法從木焦油中提取其可燃成分(簡稱生物質燃油) ,不加入其他任何化學物品,這樣不會影響生物質燃油的物理性能。Study of chemical constituents of the essential oil from zingiber officinale rosc. by supercritical fluid extraction and steam distillation
2流體萃取法與水蒸氣蒸餾法提取乾薑片揮發油化學成分的比較The application experiment of aroma - producing active dry yeast in vinegar production demonstrated that the sensory quality, total acids content and total esters content of experimental samples were better or higher than that of contrast samples ; the flavoring compositions quantity, content and species in experimental samples were higher or more than that in contrast samples ( especially ethyl acetate content and ethyl lactate content increased by 0. 99 % and 1. 22 % respectively ) ; the use of dry yeast could increase flavoring compositions content in vinegar, better vinegar aroma, and improve vinegar quality ; and the optimum use level of dry yeast was 0. 2 % ( for main grains )
摘要生香活性乾酵母的食醋生產應用試驗表明,試驗樣的感官質量及其總酸、總酯含量均比對照樣有所提高;試驗樣(蒸餾液)香氣成分的數量、含量和種類均比對照樣(蒸餾液)多,尤其乙酸乙酯、乳酸乙酯的含量分別提高0 . 99 %和1 . 22 % ;應用生香活性乾酵母可提高食醋中香氣成分的含量,改善了食醋香氣,提高了食醋質量;生香活性乾酵母的適宜用量為0 . 2 % (對主糧) 。The recovery of atmospheric light oil yield of atmospheric in the northern atmospheric distillation tower of shenghua teaching & test factory, science and technology group of china university of petroleum has been increase by about 4 or 5 percent through the following methods : changing the tray perforation of atmospheric tower, adjusting the amount of stripping steam and the outlet temperature of the atmospheric heater and merging atmospheric excess vapor into 3rd atmospheric drawn - stream to keep the fractions content of bottom oil below 5 % before 350
摘要中國石油大學科技集團勝華教學實驗廠北常減壓蒸餾裝置換煉勝利管輸油后,通過改變常壓塔塔盤開孔率、調節常壓塔汽提蒸汽量和常壓爐出口溫度、常壓過汽化油併入常三抽出線等措施,控制常壓塔底油350前餾分含量小於5 % ,使常壓輕質油收率提高約4 % ~ 5 % 。Then, analytical work was carried out as follows : the ultimate analysis and physi - chemical analysis of the pyrolytic oil comprised a sketch of the fuel properties of the oil ; then, through the distillation analysis of the oil, the fraction composition of the " unrefined " oil was known. after that, a general knowledge of the aromaticity and saturation of the hydrocarbons in the oil was provided by the outcome of the ft - ir functional group analysis. also, from the analysis, the form of the polar functional groups and their distribution in different fractions of the oil were learned
文中首先對不同熱解溫度下熱解油產率進行分析討論,然後,針對熱解油品質進行了一系列分析:通過元素組成和理化特性的分析,對熱解油作為燃料特性有了一個大致了解;通過實沸點蒸餾分析,得到熱解油作為一種未提煉油的餾分分佈,並為后續熱解油餾分的細入分析提供了前提;通過對熱解全油和各窄餾分的ft - ir官能團分析,對熱解油的芳香性、不飽和性有了整體的了解,並且清楚了熱解油中的極性官能團存在型式及其在熱解油不同餾分中的分佈。The tbp 750 simulated distillation analyzer can provide accurate data of components ( light oils to residuals ) of crude oils
Tbp 750模擬蒸餾分析儀具有優良的性能,能夠提供原油樣品(從輕組分到渣油組分)的準確數據。Methods the essential oil was extracted by steam distillation and analyzed by gc - ms technique
方法用水蒸氣蒸餾法提取白鮮皮揮發油並用氣相色譜質譜技術分析。The results indicate that the position of sensitive plates is located at the section of middle or upper in tower but not near by feeding plate, and the smaller reflux ratio, the closer overhead of distillation tower. accurate calculation for flash is solved using matlab, and the result is correct and reasonable. complicated multi - components distillation and crude distillation are simulated using chemcad, and results are reasonable about profiles of flow for vapor and liquid as well as temperature in the tower
數值分析的結果表明精餾塔靈敏板位置並不在進料板附近,而是位於精餾段的中上部,且迴流比愈小,愈靠近塔頂;利用matlab實現了蒸餾過程的嚴格計算,與參考值比較,結果正確、合理;藉助于chemcad進行常減壓塔的穩態模擬計算,得出了流量和溫度在塔內的分佈,經過理論分析,結果合理,可為實際生產提供參考。Through analyzing the effect of temperature and nitrogen on crude oil viscosity the influences of different nitrogen injection volume and injection modes on steam displacement are contrasted, the mechanism of nitrogen - assisted steam stimulation is clarified, which includes : heat carrying capacity is raised, the saturation of remaining oil is reduced after nitrogen - assisted injection is made ; crude oil flow is enhanced because of nitrogen compression and dispersion and the change of oil flow shape ; water back - production rate is improved by expanding the steam sweep volume and compensating in - situ energy ; steam distillation effect is enhanced
通過分析溫度、氮氣對原油粘度的影響,對比不同注氮量、不同注入方式等對蒸汽驅油效果的影響,弄清了氮氣輔助蒸汽增產的機理主要表現在:氮氣輔助后增加攜熱能力,降低殘余油飽和度,氮氣的壓縮膨脹作用分散和改變了原油流動形態,增強了原油流動性;擴大蒸汽的波及體積,補充地層能量,提高回採水率,強化蒸汽蒸餾效應。Comparison of chemical constituents of the essential oil from kadsura heteroclita craib by supercritical carbon dioxide fluid extraction and steam distillation
2萃取法與水蒸氣蒸餾法提取廣東海風藤揮發油成分的比較On the basis of above theoretical derivation and analysis on experimental results, by correlating solvent ( water ) transfer with solute ( salt ) transfer on hot side and correlating mass transfer with heat transfer during vmd and introducing a contribution coefficient which can reflect the characteristics of mass transfer through membrane, a new model of mixed flow is presented
在上述理論推導及實驗分析的基礎上,本文將熱側溶劑傳輸與溶質傳輸、膜蒸餾過程熱量傳輸與質量傳輸相關聯,並引入一個能夠反映膜內質量傳輸特徵的「貢獻系數」 ,將努森流模型與粘性流模型結合起來,從而提出了新的混合流模型。Secondly, put acetone in the abstracting liquor, put it aside for one hour and slowly centrifuge. thirdly the deposit is fully dissolved and heated for 15 minutes in 50 c water, and get crude enzyme solution through centrifuge
分離純化將蘆薈的葉子洗凈、擦乾,加入tris - hcl緩沖液進行組織搗碎提取sod ,高速離心;將提取液用丙酮使sod沉澱、靜止,低速離心;將沉澱用蒸餾水充分溶解, 50水浴中加熱15min ,離心除去部分雜蛋白,獲得粗酶液。The primary problems existing in industrializing large - scale distillation equipments are pointed out, the magnifying & energy saving distillation technology developed by tianjin university, such as low liquid - level gradient technology, uniform liquid - vapor distribution technology, anti - clogging technology and a series of tower internals technology, on the basis of modern mass transfer theory hydrodynamics calculation hydrodynamics & process system engineering theory, axe introduced
針對蒸餾裝置大型化過程中面臨的問題,本文提出了蒸餾過程大型化理論和節能策略,開發出了低液面梯度技術、氣液均勻分佈技術、抗堵塞技術以及與此配套的一系列塔內件技術,形成了關鍵技術的系統集成,顯著降低了過程能耗。Use metamorphic edible starch that imported from usa as capsule material, the dry equipment of spraying tha imported. . .
Dha粉未中的原料是從優質魚油中,經五級分子蒸餾設備提純而成,其。It was founded that the flux increases as the feed temperature, concentration and flow rate increase, and increases as the downstream pressure decreases. the separation factor increases as the feed flow rate and downstream pressure increase, and decreases as the feed temperature increases
由試驗結果表明,溫度升高,增大料液濃度,降低冷側壓力,以及增加料液流速,膜蒸餾通量增大;同時流速提高,溫度降低,以及增大冷側壓力,分離因子增大。We should formulate energy - saving economic policies for the development of liquor industrial techniques as follows : to attach importance to energy - saving, environmental protection, the utilization of circular economy, bioengineering, solid distillation, storage, blending and flavoring, and the production and the determination of low - alcohol liquor ; to make limitation and elimination in lavish packing, the development of small - scale liquor enterprises, and the production and the sales of unpackaged liquor etc. ; and to strengthen governmental support and social concern on the development of liquor - making industry, to establish a unified, open, orderly and competitive liquor market, to perfect taxation policies and strengthen the taxation management, and to establish technical innovation system and increase production concentration ratio etc
在白酒產業技術發展方向制訂節能技術經濟政策,開發提高節能、環保、循環經濟應用、生物工程、固態蒸餾、貯存、勻兌調味、低度酒的生產和分析檢測等技術;限制和淘汰過度包裝、規模以下白酒企業的發展、散裝白酒的生產和銷售等;加強政府對白酒產業的發展支持和社會的關注,建立全國統一、開放、競爭、有序的白酒市場,完善稅收政策、加強稅收征管,建立技術創新體系,增強白酒行業的創新能力,提高生產的集中度等。So we decide to fabricate gi - pof by the method of interfacial - gel mass polymerization of methyl methacrylate ( mma ). secondly, some ways for purifying mma such as two - stage rectification, dynamic melt crystallization and distillation - melt crystallization hybrid process were researched
其次討論了制備塑料光纖的主要原料mma的精製方法,研究了填料塔兩級精餾、動態熔融結晶及熔融結晶-精餾耦合工藝,提出用分子蒸餾法提純摻雜劑的設想。Methods the volatile oil was extracted and separated from elsholtzia rugulosa by supercritical co2 fluid - molecular distillation, and the chemical components were determined by gc - ms analysis
方法:通過超臨界流體二氧化碳萃取分子蒸餾法提取和分離香芝麻蒿揮發油,並運用gc - ms法分析鑒定其化學成分。分享友人