溶劑參數 的英文怎麼說
中文拼音 [róngjìshēnshǔ]
溶劑參數
英文
solvent parameter-
For the separation of methanol / mtbe, the casting solvent mixtures were investigated in detail, it was found that the positive relationships between huggins parameter ( kh ) and permeation flux ( j ) were due to the casting solvent mixtures. thus, the separation performance could be improved by adjusting the casting solvent mixtures
對于meoh mtbe體系的分離,本文在已有的研究基礎上,考察了鑄膜混合溶劑對膜分離性能的影響,發現第二溶劑的添加使膜的滲透通量j有所提高,並且j的增加值與鑄膜稀溶液的huggins參數kh成正相關。Zno nano - particles was made from precursor zn ( ac ) 2. 2h2o through the method of sol - gel. the parameters for achieving the optimum technological conditions in making zno nano - particles were obtained by carefully observing the precursor concentration, amount of solvent and precipitants, the temperature on each stages and the behavior of reactors
在制備過程中,研究了主鹽濃度、溶劑用量、沉澱劑用量、反應各階段的工藝溫度,以及反應器等因素對實驗結果的影響,得出了制備zno納米微粒的最佳工藝參數。Determination of end carboxyl content in pet chip using photometric method was discussed, the optimiza tion of measuring condition and parameters such as sample weight, concentration of titrant, blank of solvent were stud ied
論述採用光度法測定聚酯切片的端羧基,對稱樣量、滴定劑的濃度、溶劑的空白等測試條件和參數進行優化選擇。Based on physical simulation and numerical simulation, the conversion of hot water slug flooding with nitrogen foam is presented and some injection indices are optimized, including foam concentration, gas - liquid ratio, injection rate, temperature of water, slug length. from reservoir research and oilfield development, studying disadvantageous factors, the paper will have guilding value for heavy oil reservoir development of leng 43 block
對熱水+氮氣泡沫段塞驅的關鍵技術指標,包括泡沫劑濃度、氣液比、注入速度、注水溫度和段塞長度等重要參數進行了優選,提出了注水速度80 100t d 、氣液比1 : 1 、注水溫度95 100 、溶劑濃度0 . 5的推薦方案。The parameters in simulation could characterize macromolecules adsorption in real solution. varieties of interaction energy between segments corresponded to different macromolecules. varieties of adsorption energy of interface corresponded to different solid surfaces
改變模擬參數大小對高分子鏈節分佈的影響,與真實體系中鏈節、溶劑和界面等因素對高分子吸附的影響是一致的。Its research contains the preparation and technical index of application of h9110 solventless impregnating resin of the ansatured polyester - imede. it analyses reactivity of the resin by dsc and provides the research process of 9547 - 1 single glass cloth reinforced dry mica tape and the alteration of mica tape michines. it also characterizes the structure of h9110 solventless impregnating resin and the resin to dry mica tape by infared spectroscopy and nuclear magnetic resonance hydrogen spectroscopy
研究內容包括h9110不飽和聚酯亞胺無溶劑浸漬樹脂的制備及使用工業參數的確定,用dsc分析了該樹脂的反應活性; 9547 - 1單面玻璃布補強少膠粉雲母帶的研製過程和雲母帶製造設備的改進;用紅外光譜和核磁共振分析表徵了h9110不飽和聚酯亞胺無溶劑浸漬樹脂和少膠粉雲母帶粘合樹脂的結構。The coating effects of these modifiers are evaluated in the order of ( napoa ) 6 > c2hsoh > na2sio3 > h2o > naoh. the organic modification reagent such as sodium stearate and polyethylene glycol can modify the nanosized powders, sodium stearate has good effect when its adding amount to nano - tio2 is 8 %, the concentration is about 0. 1 mol / l, the value of ph is 5, and the reaction period is up 30 minutes. to modify the powders with polyethylene glycol, the amount must be limited from 1 % to 2 %, the value of ph is between 3 and 5, and the reaction period should be up to 2 hours, the effect will be mo
不同分散劑對其分散效果為: ( napo3 ) 6 > czhsoh > n處5103 > hzo > naoh ;採用有機改性劑硬脂酸鈉和聚乙二醇進行了納米二氧化欽的有機改性研究,獲得了改性劑用量,濃度等最佳工藝條件的參數;對納米二氧化欽進行了包裹二氧化硅的研究,適當調整溶液的ph值,滴加硫酸的速度,以及改變滴加方式,獲得了較緻密的包覆二氧化欽,其分散性和酸溶性都獲得了較大程度的改善。8 - 1. 2g / min, and collection efficiency achieve 8 - 10 % under these parameters. through the study on the dispersion process of the nanoparticle tio2 in water, the author finds out that whisk time, dispersant types, dispersant concentration, dispersing time, ph value, temperature and electrolyte concentration have significant influence on dispersing effects. through contrastive and orthogonal experiments, the author obtains that composite dispersants have better results than single dispersants
研究表明,液料等離子噴塗制備的納米tio :顆粒平均粒徑為10 ~ 50nln ,其晶型以銳欽礦為主,且隨著電弧功率的增大,銳欽礦含量減少;在本次實驗工藝參數下,收集速率為0 . 8一1 . 29 / min ,收集效率為8一10 % o通過對納米ti02顆粒在水介質中的分散性研究,發現機械攪拌時間、分散劑種類及濃度、分散時間、 ph值、溶液溫度和電解質濃度對納米tio :顆粒的分散穩定性有很大的影響。It was determined that the particle size of haloperidol - loaded plga / pla nanoparticles is effectively controlled by the amount of shear stress transferred from the energy source to the organic phase, which is strongly correlated to the following parameters : type of applied energy, aqueous phase volume, and polymer concentration in the organic solvent
已經確定可通過對有機相的剪切力大小來有效控制氟哌啶醇plga / pla納米粒的粒徑,而這種剪切力大小與下列參數密切相關:所用能量類型,水相體積和有機溶劑中的聚合物濃度。Using lithium bromide aqueous solution as liquid desiccant, adopting the total heat transfer rate and enthalpy efficiency to describe the combined heat and mass transfer performance and the moisture removal rate and regenerative efficiency to describe the mass transfer performance of the regenerator, explores the effect of air and desiccant inlet parameters on the regenerator performance by experiment, and compares the result obtained with those of other counter - flow configurations previously published
以溴化鋰溶液為除濕劑,採用總換熱量、全熱效率描述再生器的熱質交換總體效果,採用再生量、再生效率描述傳質效果,實驗測試了溶液和空氣的進口參數對再生器性能的影響,並與逆流再生器的實驗結果進行了比較。Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction
目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素,以便充分掌握影響孔度大小、分佈、形態的因素,使孔度調控范圍得以拓寬,使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發,分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程,它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程,可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料,其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜,通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶劑體系的相圖測定,不同厚度的多孔膜形貌研究,不同x (聚合物-溶劑相互作用參數)體系所制備的多孔膜形貌等需深人研究At the end of the thesis, we incorporate the influences of all the four parameters - half - length l, radius r, viscosity of the fluid v and the density of the fiber / - into one compound parameter a
在論文最後,經過綜合分析各參數的影響,得到了一個能概括半長度l 、半徑r 、溶劑流體粘度v和纖維比重這四個參數對纖維直接相互作用過程影響的組合量| a | 。Abstract : six quasi - ternary liquid - liquid equilibria systems between benzene, toluene, p - xylene, n - heptane, methyl - cyclohexane and n - formylmorpholine ( nfm ) + water have been determined at normal pressure and 60 ; the conjugate phase compositions and the contribution curves of these quasi - ternary liquid - liquid equilibria systems were obtained ; the experimental data were correlated using uniquac and nrtl models ; the plait points of these systems were obtained by the constructive fitting for the conjugate phase and parameter predicting methods ; the selectivity and contribution coefficients of the solvent to the solutes were calculated
文摘:用液液平衡釜測定了常壓, 60下加水n -甲酰嗎啉和苯、甲苯、對二甲苯、正庚烷、甲基環己烷組分間6個擬三元體系的液液平衡,得到了擬三元液液平衡體系的共軛相組成和分配曲線;實驗數據用uniquac和nrtl模型進行了關聯;用共軛相作圖擬合法和模型參數推演算法獲得了各體系的褶點數據;並求得了溶劑對溶質的選擇性和分配系數。The experimental data are correlated by using uniquac and nrtl models, and the model parameters of this system have been obtained respectively, and the selectivity coefficients of the extracted solvent to solutes were calculated
實驗數據用uniquac和nrtl模型進行關聯,分別得到了三元體系的模型參數,並求得了萃取溶劑對溶質的選擇性系數。The power prepared was examined by many kinds of analytic measures, like as xrd, xps, tem, sem and x rays fluorescence, etc. the sol - gel method was used to synthesize dy - doped titanium oxide, the impact of elements such as solvent ' s quantities, temperature, ph value, calcination temperature on the course of sol - gel is studied, and the quantities of mixed rare earth is also studied on the influence about the structure of phase, thus established the best technology parameter
本文對摻雜稀土元素鏑的氧化鈦和氧化鋯超微陶瓷粉末的制備的工藝過程進行了研究,並用xps 、 xrd 、 tem 、 sem和x射線熒光等多種測試手段對制得的粉末進行了分析。用溶膠-凝膠法合成氧化鏑/氧化鈦的陶瓷粉末,研究了溶劑量,溫度, ph值,煅燒溫度等對溶膠-凝膠過程的影響,以及摻雜稀土量對相結構的影響,從而確立了最佳的工藝參數。If syringe injection, which is irreproducible at the high pressures involved, must be used, better quantitative results are obtained by the internal calibration procedure where a known amount of a noninterfering compound, the internal standard, is added to the test and reference standard solutions, and the ratios of peak responses of drug and internal standard are compared
如果要使用注射器注射劑(在高壓下無法再生) ,通過內部校對規程會得到更佳定量的測定結果,在內部校對規程中,已知數量的非干擾化合物(內部標準品)被添加到測試品和標準參考溶液中,可以比較藥品和內部標準品的峰值響應比率Our goal is to establish a simple and effective empirical approach to calculate the conformational entropy and the binding free energy by analysis of j : protein interface. three variables of the binding interface information of 20 protein complexes, including the binding accessible number ( nb ), hydrophilic pair ( n ^, ) and apolar solvent - accessible surface areas ( & asaapol ) are analyzed
本論文在此分析了20組蛋白質二聚體分子的結合界面三個有效的參數信息,即界面殘基側鏈可接觸數( n _ b ) 、親水對數( n _ ( pair ) )和非極性溶劑可接近表面積的變化( asa _ ( apol ) ) 。In order to develop an environment - friendly method to form a chemical conversion film on aluminium surface without the toxic hexavalent chromium compounds, a process with sodium molybdate and potassium permanganate as the oxidants in the treating solution has been investigated
摘要採用鉬酸鹽、高錳酸鹽作為成膜氧化劑,研究了鋁合金化學轉化膜的處理溶液,優化了溶液配方與工藝參數,在鋁合金表面制備出有良好耐蝕性的轉化膜。Solvent strength parameter
溶劑強度參數分享友人