It is one of the important directions of gas turbine modeling study that building up the large-scale and precise off-design model of gas turbine.
建立燃气轮机大负荷范围、准确的变工况模型是燃气轮机热力系统建模研究的一个重要方向。
A model shows off Nissan's Esflow pure EV sports car concept at the company's Design Center.
该模型车炫耀日产的Esflow纯电动跑车概念,由日产设计中心设计。
Finally, present the simulation result of above design combining seeker handing-off model, compound control system model, projectile body kinematics model and target maneuver model.
根据以上设计,结合导引头模型、复合控制系统模型、弹体运动学模型、目标机动模型,给出上述设计的仿真结果。
By analyzing the requirement of software function, mark off respective function model and introduce the method of design of main function model.
通过对软件功能需求的分析划分出各个功能模块,同时介绍主要功能模块的软件设计方法。
For this problem, this paper develop a new model and design the piece wise least square method and two algorithms to strip off the trend.
传统的金融时间序列认为趋势项是确定性的函数,本文对此提出一种新的模型,并且设计了分段最小二乘方法和两个算法提取出趋势路径。
On the basis of an elementary cascade method a calculation model for the off-design performance of an axial-flow compressor has been set up.
基于基元叶栅法,建立了轴流式压气机的变工况计算模型,并采用变比热公式计算空气的热力参数;
It is shown that the model can properly simulate the performance of single-spool gas generator even in the states of off-design rotating speed and small flux.
结果表明:该模型能够模拟单轴燃气发生器的性能,并能实现非设计转速小流量工况下的性能仿真。
The difficulty of building up such model is how to get the precise off-design performance curves of components.
其难点之一在于如何获得准确的部件变工况性能曲线。
Practical operation has shown that the above-cited model plays a key role in enhancing the measurement precision during operations under off-design conditions.
经实际运行表明,建立的模型在变工况运行时,能有效地提高测量精度。
FAS thinks, the emissive platform here is originally vintage "east wind - 4" model strategic missile design, China upgrades it after transforming, can blast off new-style "east wind - 21" missile.
FAS认为,这里的发射平台本为老式“东风-4”型战略导弹设计,中国把它升级改造后可以发射新型“东风-21”导弹。
During the process of various off-design operating conditions with the coal-pulverizer cold air port and hot air port opening degree serving as an input a dynamic model…
在不同的变工况过程中,以磨煤机冷风门和热风门开度为输入,所建立的磨煤机出口温度和入口空气流量的动态模型精确度较高,比较真实地反映了磨煤机的实际运行状况。
During the process of various off-design operating conditions with the coal-pulverizer cold air port and hot air port opening degree serving as an input a dynamic model…
在不同的变工况过程中,以磨煤机冷风门和热风门开度为输入,所建立的磨煤机出口温度和入口空气流量的动态模型精确度较高,比较真实地反映了磨煤机的实际运行状况。
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