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Generalized Fluid System Simulation Program (GFSSP), Version 6

机译:通用流体系统仿真程序(GFSSP),版本6

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The Generalized Fluid System Simulation Program is a finite volume-based, general purpose computer program for analyzing steady state and time-dependent flow rates, pressures, temperatures, and concentrations in a complex flow network. The program is capable of modeling real fluids with phase changes, compressibility, mixture thermodynamics, conjugate heat transfer between solid and fluid, fluid transients, pumps, compressors, flow control valves, and external body forces such as gravity and centrifugal. The thermofluid system to be analyzed is discretized into nodes, branches, and conductors. The scalar properties such as pressure, temperature, and concentrations are calculated at nodes. Mass flow rates and heat transfer rates are computed in branches and conductors. The graphical user interface allows users to build their models using the "point, drag, and click" method; the users can also run their models and post-process the results in the same environment The integrated fluid library supplies thermodynamic and thermophysical properties of 36 fluids, and 24 different resistance/source options are provided for modeling momentum sources or sinks in the branches. Users can introduce new physics as well as nonlinear and time-dependent boundary conditions through User Subroutine.
机译:通用流体系统仿真程序是基于有限体积的通用计算机程序,用于分析复杂流量网络中的稳态和时间相关的流速,压力,温度和浓度。该程序能够对具有相变,可压缩性,混合物热力学,固体和流体之间的共轭传热,流体瞬变,泵,压缩机,流量控制阀以及外部力(例如重力和离心力)的真实流体进行建模。将要分析的热流体系统离散为节点,分支和导体。标量属性(例如压力,温度和浓度)在节点处计算。在分支和导体中计算质量流率和传热率。图形用户界面允许用户使用“指向,拖动和单击”方法来构建他们的模型;用户还可以在相同的环境中运行他们的模型并对结果进行后处理集成的流体库提供了36种流体的热力学和热物理特性,并提供了24种不同的阻力/源选项,用于对分支中的动量源或汇建模。用户可以通过“用户子程序”介绍新的物理学以及非线性和与时间相关的边界条件。

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