蒸汽分餾 的英文怎麼說
中文拼音 [zhēngqìfēnliù]
蒸汽分餾
英文
steam 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
- 汽 : 名詞1. (由液體或某些固體變成的氣體) vapour2. (水蒸氣) steam
- 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
- 餾 : 餾動詞(蒸熱熟食) heat up; reheat
- 蒸汽 : vapour; reek; breath; steam蒸汽採暖 steam heating; 蒸汽錘 [機械工程] steam hammer; 蒸汽打樁鍾 ste...
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Heat and mass in the main fractionator are removed by the exchangers and product streams around the main fractionator
主分餾器里所有的反應物和能量都被交換器和產物蒸汽移除。There have long been question regarding whether or not an fcc main fractionator needs relief valve protection for anything except some smaller events, like steam ? out or fire
關於是否要fcc標準下主分餾器的的電子管來保護除了像蒸汽或爐火等一類的小事件之外的器件,已經成為了一個長期爭論的問題。Standard practice for separation and concentration of ignitable liquid residues from fire debris samples by steam distillation
用蒸汽蒸餾法分立和濃縮從火燒瓦礫樣品中獲取的可燃液體殘渣的標準實施規程Indeed, atmospheric distillation may be terminated with a lower boiling fraction ( “ cut ” ) if it is thought that vacuum or steam distillation will yield a better quality product or if the process appears to be economically more favorable
但是,經過蒸餾處理的大多數原油,包括比重較大、粘度更大的原油,一般都分離為較輕組分(氣、汽油、粗汽油、煤油和粗柴油)和殘渣,或者更多稱作常壓重油。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 % 。Extracting can also be done by partially freezing the salt solution
加熱蒸餾法是將鹽水加熱,使水分蒸發,然後再使蒸汽冷凝成水。The volatile organic compounds were extracted from chestnut kernel coating by ether, and determined by gas chromatography - mass spectrometry. there are 29 components, seventeen of which were identified
摘要板栗仁衣經水蒸汽蒸餾,乙醚萃取揮發性成分,通過氣相色譜與質譜聯用法測定,發現板栗的仁衣中含29個組分,確定了其中17個組分的結構。05. 02 boiling range distribution of gasoline and gasoline fractions by gas chromatography, test method for
用氣相色譜法測定汽油和汽油蒸餾餾份沸騰范圍分佈的方法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。However, the majority of crude oils, and this applies to the heavier, more viscous petroleums, which are processed by distillation, are usually separated into the lighter fractions ( gas, gasoline, naphtha, kerosene, and gas oil ) and the bottom or, as it is more generally called, the reduced crude
但是,經過蒸餾處理的大多數原油,包括比重較大、粘度更大的原油,一般都分離為較輕組分(氣、汽油、粗汽油、煤油和粗柴油)和殘渣,或者更多稱作常壓重油。According to the discrepancy of useage, we choose 2 - 5 differential pressure of tower to rectify, use multilevel heat coupling technique, use system heat by classification, and make good use of heat as far as possible, so as to save the cost of steam
根據產品用途不同或差異,選用2 - 5塔差壓精餾,採用多級熱耦合技術,分級利用系統熱量,使熱量的利用盡可能達到最佳狀態,以節約蒸汽消耗。The design model of seawater desalination with the tvc falling - film evaporation process was deduced. the transfer coefficient of falling - film evaporation process was analyzed in detail. and the effect of the parameter change of process steam to the operation of the device was calculated and discussed
本文主要開展tvc壓縮蒸餾海水淡化技術研究,建立了tvc壓縮噴淋降膜蒸餾海水淡化裝置的設計模型,對降膜蒸發過程的傳熱系數進行了詳細的分析,並對工作蒸汽參數變化對裝置運行的影響進行了分析計算。Animal feeding stuffs - determination of nitrogen content and calculation of crude protein content - block digestion steam distillation method
動物飼料.含氮量的測定和粗蛋白含量的計算.分塊分解蒸汽蒸餾法The general objective of distillation is the separation of substances that have different vapor pressures at any given temperature.
蒸餾的一般目的,是分離在任何給定溫度下具有不同蒸汽壓的諸物質。Water quality - determination of ammonium - part 1 : post steam distillation titrimetric method
水質.銨的測定.第1部分:蒸汽蒸餾后滴定法Membrane distillation is an important branch of membrane separation technology which employees a hydrophobic microporous membrane for the separation process. during md process, feed contacts with one side of membrane, after water evaporates on hot side, vapor transfers to cold side under pressure drive, where vapor is condensed on cooling wall and then collected or removed
膜蒸餾技術是膜分離技術中的一個重要分支,它是指利用一疏水性的多孔膜,膜熱側與待處理液直接接觸,待處理溶液中的水在膜熱側汽化后,氣體在壓強差的推動下,通過膜孔傳遞到膜冷側,冷凝后收集或除去的一種分離技術。Animal feeding stuffs - determination of nitrogen content and calculation of crude protein content - part 2 : block digestion steam distillation method
動物飼料.氮含量的測定和粗蛋白質的計算.第2部分:塊分解蒸汽蒸餾法The condensation heat - exchange characteristic of a separate - type heat - pipe was studied on a 1 : 1 model. the heat pipe is heated by electricity, and working fluid is distilled water, and it is cooled by air. the experimental results show that, ( 1 ) when charging liquid ratio is 45 %, condensation heat - exchange coefficient reaches to maxium ; ( 2 ) when there is not non - condensing gas, the coeffcient decreases a little with the increase of vapour pressure, and it decreases by 9. 5 % when the pressure increases from 0. 16mpa to 0. 36mpa ; ( 3 ) when there is non - condensing gas, the coefficient decreases a little, but when the gas is discharged by an exhaust value, it can be improved, when the volume content of the gas is 2. 5 %, it can increased by 22 % ; ( 4 ) the effect of the non - condensing gas on the coefficient decreases with the increase of the pressure, and when the volume content of the gas is 5 % and the pressure increases from 0. 16mpa to 0. 36mpa, the coefficient increases by 6 %. the relative curves are given between condensation heat - exchange coefficient and air flowrate, charging liquid ratio and vapour pressure
建立了空氣冷卻實驗臺,熱管的加熱方式為電加熱,工質為蒸餾水.在1 1模型上對分離式熱管管內凝結換熱特性、不凝性氣體對凝結換熱的影響及不凝性氣體的擴散規律進行了試驗,得出分離式熱管有一最佳充液率,其值為45 %左右;凝結換熱系數隨著蒸汽壓力的增加略有降低,在實驗的壓力范圍內,降低了9 . 5 % ;不凝性氣體對分離式熱管的凝結換熱僅影響冷凝段下部較小部分,通過排氣閥排出不凝性氣體可有效地改善冷凝段下部的凝結換熱;隨著壓力的增加,不凝性氣體對分離式熱管冷凝段的影響減少.這些結論可用於分離式熱管換熱器的工程設計和控制Abstract : the condensation heat - exchange characteristic of a separate - type heat - pipe was studied on a 1 : 1 model. the heat pipe is heated by electricity, and working fluid is distilled water, and it is cooled by air. the experimental results show that, ( 1 ) when charging liquid ratio is 45 %, condensation heat - exchange coefficient reaches to maxium ; ( 2 ) when there is not non - condensing gas, the coeffcient decreases a little with the increase of vapour pressure, and it decreases by 9. 5 % when the pressure increases from 0. 16mpa to 0. 36mpa ; ( 3 ) when there is non - condensing gas, the coefficient decreases a little, but when the gas is discharged by an exhaust value, it can be improved, when the volume content of the gas is 2. 5 %, it can increased by 22 % ; ( 4 ) the effect of the non - condensing gas on the coefficient decreases with the increase of the pressure, and when the volume content of the gas is 5 % and the pressure increases from 0. 16mpa to 0. 36mpa, the coefficient increases by 6 %. the relative curves are given between condensation heat - exchange coefficient and air flowrate, charging liquid ratio and vapour pressure
文摘:建立了空氣冷卻實驗臺,熱管的加熱方式為電加熱,工質為蒸餾水.在1 1模型上對分離式熱管管內凝結換熱特性、不凝性氣體對凝結換熱的影響及不凝性氣體的擴散規律進行了試驗,得出分離式熱管有一最佳充液率,其值為45 %左右;凝結換熱系數隨著蒸汽壓力的增加略有降低,在實驗的壓力范圍內,降低了9 . 5 % ;不凝性氣體對分離式熱管的凝結換熱僅影響冷凝段下部較小部分,通過排氣閥排出不凝性氣體可有效地改善冷凝段下部的凝結換熱;隨著壓力的增加,不凝性氣體對分離式熱管冷凝段的影響減少.這些結論可用於分離式熱管換熱器的工程設計和控制Distilled water or water treated with reverse osmosis ( water captured into vapor so that all solids are left behind and then recaptured into fluid ) are purer and considered safe, but are also more expensive
蒸餾水或者通過反滲透處理的水(首先使水轉化為蒸汽以分離其中的固形物,然後再轉化為水)更為純凈和安全,同時價格更為昂貴。分享友人