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The nanometer particles of TiO2 and TiO2/SiO2 oxides were prepared by sol-gel and supercritical fluid drying method. The properties of TiO2 and TiO2/SiO2 were characterized by means of BET(Brunner-E...
高浓度H2O-NH3-CO2体系汽液平衡计算
汽液平衡 H2O-NH3-CO2体系
2009/3/10
A vapor liquid equilibrium model and its related interactive energy parameters based on UNIQUAC model for the H2O-NH3-CO2 system without solid phase at the conditions of temperature from 30℃ to 90℃,pr...
高温高压下湿空气循环中增湿塔的计算研究
增湿塔 湿空气 涡轮
2009/3/10
Humidification is an important step in humid air turbine system. The calculation on humidification is carried out at 423.15—573.15K, 5—15MPa. The results suggest that to produce high-enthalpy moist ai...
高温油炸薄薯片过程中油的吸收和水分流失间的特性关系
高温油炸 薄薯片 油
2009/3/10
Thin potato crisps (2mm) were fried at 170℃, 180℃ and 190℃ for various times from 10s to 180s inclusive. It was found that definite oil uptake, moisture loss trends exist during the frying process. No...
含磺酰氯基吡唑啉酮类偶氮化合物的合成
磺酰氯 酮类 合成
2009/3/10
Chlorosulfonyl-containing pyrazolone azo compounds (2a, 2b) have been prepared by reaction of the corresponding sodium sulfonate (la, lb) with thionyl chloride in the presence of a catalytic quantity...
A sequential three-step programming method is proposed for determining the minimum flowrate of freshwater and corresponding regenerated water in water-using system of single contaminant with regener...
A mathematical model for constant pressure filtration is established. The distribution of hydraulic pressure within the cake and the medium resistance are measured. The medium resistance Rm is calcu...
Towards integration of supply chain, manufacturing/production and investment decision making, this paper presents a hierarchical model architecture which contains six sub-models covering the areas of ...
混合制冷工质核态沸腾的传热研究
制冷剂 气体分离技术 加热转移模式
2009/3/9
Heat transfer coefficients in nucleate pool boiling were measured on a horizontal copper surface for refrigerants, HFC-134a, HFC-32, and HFC-125, their binary and ternary mixtures under saturated cond...
基于流股虚拟温度综合大规模多流股换热器网络
multistream heat exchanger network pseudo temperature stream heat transfer temperature difference contribution value
2009/3/9
Effective temperature level of stream, namely stream pseudo temperature, is determined by its actual temperature and heat transfer temperature difference contribution value. Heat transfer temperature ...
The optimal scheduling of multi-product batch process is studied and a new mathematics model targeting the maximum profit is proposed, which can be solved by the modified genetic algorithm (MGA) with ...
The effect of graft yield on both the thermo-responsive hydraulic permeability and the thermo-responsivediffusional permeability through porous membranes with plasma-grafted poly(N-isopropylacrylami...
The direct synthesis of C2 hydrocarbons (ethylene, acetylene and ethane) from methane is one of the most important task in C1 chemistry. Higher conversion of methane and selectivity to C2 hydrocarbons...
Linked polymer solution (LPS) is defined as the solution of linked polymer coils (LPCs) dispersed in water, composed of low concentration partially hydrolyzed polyacrylamide (HPAM) and aluminum citr...
The Vrentas-Duda free-volume theory has been extensively used to correlate or predict the solvent diffusion coefficient of a polymer/solvent system. The energy term in the free volume diffusion equa...