流体力学体积
- 网络hydrodynamic volume
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其中,支化PEO的研究受到了研究者极大的关注;与相同分子量的线形PEO相比,支化PEO具有流体力学体积较小、在体内的循环期更长的特点。
Among these , much attention had paid to the study of branched PEO , which shows smaller hydrodynamic volume and longer circulation half-life in vivo comparing to linear PEO with the same molecular weight .
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本文提出了链节流体力学体积概念,建立了一种直接解析共聚物GPC谱图的方法,用此法可以得到共聚物完整的结构参数。
A new concept , the hydrodynamic volume of segment , and a method of analysing the GPC chromatograms of copolymers have been proposed , with which the whole of the structural parameters of copolymers can be obtained .
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窄分布聚苯乙烯在NDG(硅烷化刚性硅胶)柱上,以苯、甲苯、THF和MEK作为淋洗剂时,流体力学体积?[η]和校正的流体力学体积?
Narrow-distribution polystyrene was eluted on a NDG ( silanized rigid SO2 ) column with benzene , toluene , THF and MEK as the eluants .
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在高于CAC时,聚合物溶液中主要发生分子间缔合,使得疏水缔合聚合物溶液中产生结构,形成动态物理胶联网络结构,增加其流体力学体积,大大提高了聚合物溶液的粘度。
While above CAC , intermolecular association occurs instead , forming dynamically physical cross-linked network structure in the HAP solution . As a result , the fluid mechanical volume is increased , as well as the viscosity of the solution .
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基于计算流体力学有限体积法的数值模拟原理,选取合适的计算机仿真模型与边界条件,利用CFX进行迭代求解得到润滑油的流动状况及流场相关参数。
Based on numerical simulation method of the finite volume computational fluid dynamics , a suitable computer simulation model and boundary conditions was selected . The flow condition and flow field parameters of the oil was obtained after iteration using CFX .
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利用流体力学数值方法有限体积法,研究了低雷诺数下二维蜻蜓翼模型在运动过程中的气动力特性。
A numerical study on the aerodynamic performance of an unsteady flapping motion generated by a simplified model of a dragonfly 's wing ( 2D ) has been carried out using the finite volume method .