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Posing condiction in which the formula can be used is discussed. It is proved that it is only useful for zero-friction quasl-state process, non-quiet isometic or isobaric process.

本文较严格地导出了计算准静态过程功的公式,并讨论了该公式的适应条件,指出该公式只对无摩擦的准静态过程,以及等压或等容的非静态过程适用。

A new analysis method is presented. The procedure of Secondary Voltage Control study using this method is discussed in details, and the validity of this method is verified by numerical examples.

分析了电力系统电压稳定的静态分析方法和动态仿真方法的优缺点,讨论了一种准静态仿真分析方法,并给出了使用准静态仿真方法进行二次电压控制仿真研究的详细步骤。

It includes established quality system, quality disaccord and improvement method. According to its different usage, the quality knowledge is divided into two parts. The static quality knowledge is composed of established quality systems. The dynamic quality knowledge includes quality disaccords and improvement methods, which is directly used to implement the improvement process and generated from the static quality knowledge. And it will act on static quality knowledge.

根据质量改进过程中知识的作用,本文将已建立的组织质量体系作为静态质量知识,将质量问题及其改进方法,即质量改进知识作为动态质量知识,动态质量知识是直接实现改进的知识,它依据静态质量知识生成,并且能够反作用于静态质量知识。

The process was introduced. The Static and Dynamic performances were simulated. Through this process the Static and Dynamic curves were graphed. At the same time, the differences between the model and the CNG-engine Higher Depressed Valve were analyzed in the Static and Dynamic performances.

对该模型的建立过程进行了详细的阐述,并且进行了静态和动态仿真,通过仿真得到了静态特性曲线和动态特性曲线,同时通过对这些曲线的分析,阐释了模型与实际天然气高压减压阀在静态和动态特性上的差异。

Steady-state harmonics and transient performance of the conventional static synchronous compensator controllers are first investigated. Based on the sensitivity analysis of the STATCOM output power, it is found that the voltage magnitude is more effective than the phase angle in controlling the reactive power output. An analytical approach to harmonic analysis of a STATCOM based on Bessel functions of the first kind is described.

本博士论文首先分析传统静态同步补偿器(Static Synchronous Compensator, STATCOM)控制器的优缺点,利用对静态同步补偿器输出功率的灵敏度分析,得知要控制补偿器输出虚功大小时,直接对静态同步补偿器输出电压大小作控制,会比对相角作控制来得有效。

In view of contrast of Quiescent Mixing effect,modern in-blend unit of quiescent mixer is developed first,the structure of quiescent mixer is optimized,and traditional and premixing model of quiescent mixer are developed.

目前三元注入装置静态混合效果差,首先研制了新型结构的静态混合器进混单元,对静态混合器的结构进行优化设计,提出了常规和具有预混作用的两种结构模型,并应用FLUENT软件对静态混合器四相流体掺混现象进行仿真计算。

Experiments were carried out to verify the static model. Experimental results show that the experimental curve matched well with the simulated curve, and there was certain error between them (maximal static error is 0.035 rad). The error cause was analyzed. Then the experiments were carried out to measure the dynamic performances of the side-sway joint. Experimental results show that the step response time of the joint was about 2 s steady value's tolerance zone ?

完成了侧摆关节静态特性试验,试验结果与仿真曲线基本吻合,验证了静态模型的正确性,但存在一定误差(最大静态误差为0.035 rad),分析了误差原因;对侧摆关节进行了动态特性试验,试验结果表明对于不同的期望值角度阶跃信号,侧摆关节开环阶跃响应时间大约是2 s

Some special features ofthe static mixer tube are demonstrated.4 An evaluation method of velocity-based disturbance effect of fluid field wasproposed. Qualitative results are obtained by using this method in fluid fielddesign and structure optimization of disturbing elements.5 Experimental models are made efficiently and accurately by RPM method.

主要内容包括: 1、总结了化工过程强化技术的现状和强化研究的途径,提出了紧凑式工业炉的概念,确定用静态混合式炉管进行局部强化。2、提出了静态混合式炉管应用的虚拟工程放大研究方法,指出研究中提高效率的关键是计算模型快速生成技术和实验模型的快速原型制造。3、对工业炉的关键部位——炉管,从材料成分、强度、制造等方面对静态混合式炉管的设计、制造进行了分析,与常规炉管对比,说明了静态混合式炉管的独特性和要求。4、应用快速原型方法,迅速、准确地得到了符合精度、强度要求的静态混合式炉管模型,产品的精度和强度完全符合要求,提高了模型制造效率。5、应用计算流体动力学方法,进行静态混合式炉管的工程放大研究。

The state-of-the-art of chemical process and equipment intensificationtechniques is reviewed. A novel concept of compact industrial furnace isproposed, in which tube with static mixer for partly intensification is determined. 2 A virtual engineering scale-up approach is put forward. The key points toimprove the scaling-up efficiency include two tools: one is rapid generationtechniques for computational models in which a re-use library is built, the otheris rapid prototyping manufacturing, employed for rapid generation forexperimental models.3 The tube is the key component for industrial furnace. Material microstructure,high temperature strength, and casting process of the tube with static mixer arediscussed as compared with those of traditional tube. Some special features ofthe static mixer tube are demonstrated.4 An evaluation method of velocity-based disturbance effect of fluid field wasproposed.

主要内容包括: 1、总结了化工过程强化技术的现状和强化研究的途径,提出了紧凑式工业炉的概念,确定用静态混合式炉管进行局部强化。2、提出了静态混合式炉管应用的虚拟工程放大研究方法,指出研究中提高效率的关键是计算模型快速生成技术和实验模型的快速原型制造。3、对工业炉的关键部位——炉管,从材料成分、强度、制造等方面对静态混合式炉管的设计、制造进行了分析,与常规炉管对比,说明了静态混合式炉管的独特性和要求。4、应用快速原型方法,迅速、准确地得到了符合精度、强度要求的静态混合式炉管模型,产品的精度和强度完全符合要求,提高了模型制造效率。5、应用计算流体动力学方法,进行静态混合式炉管的工程放大研究。

The corresponding relations between the strain of the static state and dynamic cycle load and the volume resistance of the short chopped carbon fibers, short chopped carbon mat, unidirectional carbon fibers reinforced vinyl resin composites is existed. The physical modes of these kinds of composites are also designed based on the experiment data. The resistance and strain of the short chopped fibers reinforced vinyl composites satisfy the equation of y =A + Bx + Cx~2 in the static strain test method and the short chopped mat reinforced vinyl composites is y = A + Bx.

短切碳纤维、短切碳纤维毡、单向碳纤维增强乙烯基酯树脂复合材料在静态和动态循环载荷下,应变与电阻之间有较好的对应性,同时根据实验数据,建立了不同条件下该复合材料应变和电阻变化规律的物理模型,短切碳纤维增强乙烯基酯树脂复合材料在静态拉伸时电阻与应变之间满足:y=A+Bχ+Cχ~2;碳纤维毡增强乙烯基酯树脂复合材料在静态拉伸破坏时电阻与应变之间满足:y=A+Bχ。

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Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

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