超临界条件下,随温度增加,缔合作用增强;
The higher the supercritical temperature, the stronger the association interaction.
探讨了超临界条件下催化剂失活减缓的原因。
The results indicate that when the reaction conditions are above the critical points of the mixed reactants, the coke…
在超临界条件下,超临界流体能够抑制催化剂积炭,延长催化剂寿命。
In supercritical reaction, coke deposition can be reduced by supercritical fluid and life of catalyst is prolonged.
采用分子动力学(MD)模拟的方法对超临界条件下水的结构及扩散性质进行了研究。
The hydrogen bond structure and diffusion behavior of water at supercritical states were investigated by MD simulation.
以负载型氧化物为催化剂,研究了二氧化碳在超临界条件下,与甲醇和环氧丙烷一步合成碳酸二甲酯的反应性能。
A study was made on synthesis of dimethyl carbonate with one step from supercritical carbon dioxide, methanol and propylene oxide over supported oxides.
用CO2超临界萃取技术,对红松松仁油提取条件进行了初步探讨,找出了最佳提取温度、力指标。
Use the technique of supercritical CO2 extraction inquiring into the extrct condition of the kernels oil tentatively, and findthe best temperature and pressure index for extraction.
对超临界流体萃取法从玉米蛋白粉中提取类胡萝卜素的温度、压力、时间、夹带剂等工艺条件进行了研究;
The processing conditions such as temperature, pressure, time and cosolvent solution for the extraction of carotenoids from corn gluten meal by supercritical fluid extraction were studied.
本文综述了纤维素在超临界水中水解糖化的反应机理、反应动力学和反应设备,以及反应产物和不同反应条件对产物组成的影响。
It is focused on conversion mechanism, kinetics and reactor, as well as reaction product and the effects of reaction conditions on product composition distribution.
研究超临界CO_2萃取和分子蒸馏最佳操作条件的选择。
To study the selection of the best operation condition of supercritical CO2 extraction and molecular distillation.
结果表明:在合成气中加入合适的超临界介质并控制反应条件,体系可以达到超临界状态;
The results showed that the ammonia synthesis system could reach supercritical state by adding a suitable supercritical medium and then controlling the reaction conditions.
因此,如何精确计算超临界流体在不同操作条件下的密度值,对于超临界流体过程的研究和设计均十分重要。
So, the accurate calculation of the density for SCF is a very important problem with the process design and development at different operating conditions.
对苯酚在超临界水中氧化降解的条件进行了初步的实验研究。
Oxidative decomposition of phenol in supercritical water under different conditions is studied.
目的:确定超临界CO2萃取瓜篓多糖的最佳条件。
Object: the extract conditions of polysaccharide in Trichosanthes kirilowii by supercritical CO2 was studied.
通过正交试验方法对脂化反应和超临界CO2萃取工艺进行优化,得到最佳工艺条件。
The craft of esterification reaction and supercritical CO2 extraction has been optimized through the orthogonal experimental technique and we have obtained the best craft condition.
结果显示,超临界CO2萃取最佳条件为A1B1C3,微波提取最佳条件为A2B2C1,索氏提取最佳条件为A1B3C1。
Results show that the optimal conditions for supercritical-CO2 extraction were A1B1C3 and A2B2C1 for that of microwave and A1B3C1 for soxhlet's extraction.
同时用压榨法进行红松种仁不饱和脂肪酸提取的对比实验,结果显示在实验条件下其提取的收率要远低于超临界CO_2萃取法。
Carry on Korean pine nut unsaturated fatty acid extraction experiment by the press way, whose results indicate the yield was much lower than the one done by supercritical CO2 extraction method.
在内径25毫米抽提器的半连续试验装置中对茂名和抚顺油页岩超临界流体抽提的工艺条件进行研究。
Main technical factors of super-critical fluid extraction of Maoming and Fushun oil shale were studied in a semi-continuous experimental apparatus with an extractor 25 mm in diameter.
结果表明:在此工艺参数和条件下,超临界CO2萃取所得的胚芽油产品品质及产量远远优于溶剂浸出法。
The results showed that the super- critical CO2 fluid extraction technology is more simple and convenience, and the method is better than solvent extraction in quality and quantity.
对超临界CO2萃取山核桃油的工艺条件进行了实验。
This experiment studied the supercritical CO2 fluid extraction (SFE-CO2) technology of Carya kernel oil (CKO).
用超临界二氧化碳萃取技术,在比较温和的实验条件下,从蛋黄粉中分离出蛋黄油。
Extraction of yolk oil from dried egg yolk by supercritical fluid with carbon dioxide is described.
分析了超临界锅炉吹管过程中受热面超温现象的危险性及原因,根据现场条件提出了有效的解决措施。
The article analyzes the harmfulness and reasons on over-temperature of heating surface in blowpipe, and proposes the effective measures.
以谷糠油萃取率为考察指标,对超临界二氧化碳提取谷糠油的工艺条件进行研究。
With the extraction rate from millet oil bran as indexes, the process conditions for extracting millet bran oil by supercritical carbon dioxide was studied.
实验测定了乙烯在常规气体、近临界、超临界三种不同条件下的31组水合物生成动力学数据和4组乙烯溶解度数据。
The 31 kinetic data of hydrate formation in gaseous, near-critical and supercritical condition and 4 solubility data were measured.
运用数学模型对超临界CO2萃取天然产物的传质过程进行模拟,对于预测工业化规模的萃取条件具有重要的指导意义。
The mass transfer models presented for supercritical CO2 extraction of natural products have great significance in prediction of extraction conditions of industrial scale.
利用正交实验设计与分析方法,得到实验条件范围内玉米芯超临界水气化制氢的最佳反应参数,同时对气化过程主要操作参数的影响进行了分析。
Using orthogonal experimental method, the influences of the main parameters on corn cob gasification were investigated, and the optimum parameters in the experiment conditions were obtained.
主要研究了不同分区中的反应速率变化,表征了不同分区反应条件对催化剂的作用,以及超临界CO2对反应的影响等内容。
Then effects of different regions on the reaction rates and the catalyst characterization are done. The effect of supercritical CO2 as an inert solvent is also studied.
本文对竖直圆管中超临界压力二氧化碳在低雷诺数条件下的对流换热进行了实验研究和数值模拟。
Convection heat transfer of CO2 at supercritical pressures in a vertical tube at low re was investigated experimentally and numerically.
本实验主要研究了超临界CO_2萃取对新疆轮台小白杏杏仁油的工艺条件,并用气相色谱法对所得杏仁油的脂肪酸组成进行分析。
The SCF-CO_2 extraction process and GC analysis of fatty acid of"Xiaobai"apricot almond oil were investigated in this study.
本实验主要研究了超临界CO_2萃取对新疆轮台小白杏杏仁油的工艺条件,并用气相色谱法对所得杏仁油的脂肪酸组成进行分析。
The SCF-CO_2 extraction process and GC analysis of fatty acid of"Xiaobai"apricot almond oil were investigated in this study.
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