基于能量守恒、动量守恒、质量守恒方程,建立描述绝热毛细管特性的数学模型。
The adiabatic capillary tube model was established based on energy conservation, mass conservation and momentum conservation equations.
随盘曲直径增大,螺旋毛细管中的流量迟滞特性呈现减弱的趋势。
The character of hysteresis in coiled capillaries tends to be weaker with the coiled diameter increasing.
介绍了制冷机中蒸发器和毛细管等管路器件特性参数自动测试装置的设计原理和实施方法。
The design principle and implementation of Autoinstrument for measuring characteristic parameters of evaporator series with capillaries in refrigerator are introduced.
用毛细管流变仪研究了棉籽粉的流变特性。
The rheological properties of cottonseed meal were investigated using a capillary rheometry.
通过熔融共混法制备了POM/COPA共混物,用毛细管流变仪研究了其流变特性。
Rheological characteristics of POM/COPA blends prepared by melting blending was studied with capillary rheometer.
基于近似解,对绝热毛细管壅塞流动特性进行了理论分析。
Based on the approximate analytic solution, the choked characteristics of flow in adiabatic capillary tubes are theoretically analyzed.
关联方法可替代复杂的数学模型,用以预测绝热毛细管的壅塞流量特性。
Instead of the complicated mathematical model, the correlation method could be used to predict the choked flow rate through adiabatic capillary tube.
采用差示扫描量热(dsc)法和毛细管流变法对高聚合度聚氯乙烯(hpvc)的凝胶特性进行了研究。
The gelation character of PVC with high degree of polymerization (HPVC) was determined with DSC and zero-length capillary.
本文基于对毛细管光电检测器物理光学及几何光学特性的分析,提出了它的设计准则和计算公式。
Based on the analysis of properties of physical and geometric optics of the probe, its design criteria and calculation formula are put forward.
简述了毛细管的流动特性,讨论了毛细管长度对制冷系统性能的影响,提出与系统相匹配的最佳毛细管长。
In this paper, the flow property of capillary is reviewed and the influence of capillary length on characteristic of refrigerant system is discussed.
虽然制冷剂在毛细管内的流动为非线性的两相临界流,但是在很多特定工况条件下毛细管流量特性表现出良好的线性特性。
Although the critical two-phase flow of refrigerant through adiabatic capillary tube is nonlinear, its mass flow characteristics under some typical operating conditions show good linearity.
在高热流条件下电热毛细管材料的消融过程中 ,会形成壁面蒸气罩效应 ,这种等离子体壁面蒸气罩特性对消融控制电弧发生器的工作性能非常关键。
While the capillaries materials are being ablated under the high heat fluxes condition, vapor shield often occurs near the inner wall, which could help control the surface being eroded furthermore.
从国外实验放电结果出发,推断了充气毛细管的阻抗特性。
The capillary discharge experiment is proceed at capillary charge filled with Ar gas.
用毛细管流变仪研究了乙基纤维素(EC)及其高密度聚乙烯(HDPE)复合物,纤维素芳族酯(CAE)及其聚碳酸酯(PC)复合物的剪切流变特性和机理。
The rheological behavior and mechanism of ethyl cellulose (EC), HDPE/EC composite, cellulose aromatic ester (CAE) and PC/CAE composite were studied by capillary rheometer in this paper.
针对非绝热毛细管内制冷剂的流动特性,建立了采用两相流动的漂移流动模型,并开发了非绝热毛细管数值计算程序。
Based on the Homogeneous flow Model of adiabatic capillary tubes, a counting program for numerical simulation of the mass flow rate of refrigerant in capillary tubes is developed.
针对非绝热毛细管内制冷剂的流动特性,建立了采用两相流动的漂移流动模型,并开发了非绝热毛细管数值计算程序。
Based on the Homogeneous flow Model of adiabatic capillary tubes, a counting program for numerical simulation of the mass flow rate of refrigerant in capillary tubes is developed.
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