查询词典 water level

The current approach is based on a design water level corresponding to the return period for overtopping of the dikes, which is increased with a safety board of at least 0.5 m TAW 1985; MTPWWM 2005a; Van der Most et al.

目前的办法是基于一个设计水位相应的回报期overtopping的堤防，这是增加了一个安全的董事会至少有0.5米（托策1985年； mtpwwm；的Van der大多数等人2005年）。

Observation well, water level equation, response lag, power-series solution, approximation polynomial

观测井，水位方程，响应滞后，幂级数解答，近似多项式

Just as the water level in accordance with its poor flow of current is caused by the potential flow in areas with high and low potential areas.

就如同水依其水位差而流动，电流的造成就是由电位高的地方流向电位低的地方。

This water-level measuring system has high precisian, and is a kind of intelligent and compacted system, it obeys the design principle of intelligent instrumented, it takes the proponents solving proposal of the present-day instrumental design.

本系统是利用压阻式传感器感知水位的变化，经A/D转换和单片机系统，实现精确度高、智能化、体积小巧的水位测量系统。

The PI controller which is used widely in water level control of pressurizer in reactor control system usually leads dymanic overshoot and long setting time.

现代的反应堆稳压器的水位控制大都采用的是传统的PI调节器，对于这样一个非线性和时变性的复杂控制系统，PI调节器表现出来的常常是超调量大、调节时间长等并不理想的效果。

The improvement project for intelligent fuzzy controller to take the place of PI controller is advanced.This paper researches the water level control of pressurizer in reactor control system of Daya Bay Phase I, and describes the method of intelligent fuzzy control in practice.

本文提出以智能模糊控制器取代原有常规PI控制器的改进方案，并以大亚湾一期工程反应堆控制系统的稳压器水位控制为研究对象，着重阐述智能模糊控制原理在具体实践中的使用方法，最后对改造前后的系统输出进行LabVIEW仿真比较。

Some models in this thesis are firstly used for the microcomputer safety analysis code on nuclear reactor systems and are the poineer and advanced works in China, such as the perfect main pump four-quadrant representation model; the reactor power control model; the water level control model of steam generator and pressurizer; the passive emergency core decay heat-removed system model etc..

这里的许多模型，如完善的主泵四象限特性模型、堆功率、蒸汽发生器水位和稳压器水位等的调节模型、非能动余热排出系统模型等都是本文在国内首次应用于微机型核动力系统安全分析程序中的，或是在国内同类研究中处于领先的。

self-tuning proportionality factor ; fuzzy control ; drum water level

基于此，本文提出了一种采用PI算法调整模糊控制器比例因子的模糊控制器，该控制器

This model's superiority was that its dependent structure was nonsymmetric. Thus we can use this model to solve many engineering design questions. We use this new model to reanalyze the design water level of the Wusong station.

三元嵌套Logistic模型的明显优点就是相关结构的非对称性，这种非对称结构更符合实际工程上多荷载的相关关系，从而为解决大量实际问题提供了理论依据。

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。