查询词典 regulate and control

Result: The ROM of group A had no significant difference with that of the control group. The ROM of group B had no significant difference with that of the control group except rotation, each ROM of group C and group D was significant difference with the control group, and the ROM of group D was the biggest. The ROM of group E was the smallest and had statistically significant difference in each motion compared with the control.

结果：A组ROM值与对照组无显著性差异；B组除旋转外与对照组无显著性差异，旋转稳定性也达到了对照组的61.86%；C组与对照组均有显著性差异；D组ROM值最大，与对照组有显著性差异；E组除后伸外ROM值均明显小于对照组，差异有显著性(P.05)。

It is difficult to build an exact math model for the complexity of the combustion in the burning coal boiler and it is hard to perform control with traditional techniques. Aiming at all the above questions this paper designs a fuzzy - integrate controller with the fuzzy-logic control theroma, simulates the system with heat-load system and seriel fuzzy control and adopts self-searching optimum control over the transmiting wind circuit.

针对燃煤锅炉燃烧过程复杂，难用准确的数学模型来描述以及常规方法控制效果不理想等问题，在分析常规模糊控制器的基础上，结合模糊逻辑控制理论，设计了一个模糊积分控制器，并结合热负荷系统的串级模糊控制进行了仿真研究，同时在送风回路采用模糊自寻优控制。

The structure beam response control method based on the traveling wave model was discussed theoretically. The theoretical traveling wave model was applied to a long thin beam with piezocrystal actuators and the traveling wave active control law for the condition of making measurement upstream and performing control downstream was derived and the control compensator formula of the flexural waveguide in the form of transcendental function was deduced.

从理论上探讨了基于行波模型的结构梁响应控制方法，在梁及压电陶瓷作动器处采用行波理论模型，导出了上游测量、下游点施加控制的行波主动控制律及相应的具有超越函数形式的控制补偿器表达式。

Because of the strong non-linearity of the systems themselves and the addition of the resonant components, the modeling of these system becomes difficult, its effect sometimes is unideal even invalid that applying conventional controlling methods. The strategy of fuzzy control needn't constituting mathematics model and control the system based on control experience completely, fuzzy control is fit for controlling the systems of non-linear and uncertain.

但是由于这些系统本身严重的非线性、时变不确定性以及谐振元件的加入，使得系统数学模型很难建立，应用传统的控制方法有时效果不理想甚至是无效的，而模糊控制策略无需建立精确数学模型，是在控制经验基础上实现对系统进行控制，适合对非线性及不确定性系统进行有效控制。

Based on an unidimensional control mathematical model of infinite cylinder for thermal processing of ingots, a computer control system for optimizing heating of ingots in soaking pits has been developed, and an online optimizing control and management of processing in soaking pits have been realized in the blooming plant of Ma'anshan Iron and steel complex using CIM-PAC distributed control system provided by Action co., U.S.A.

1前言 现有的均热炉计算机控制系统大部分是以燃烧控制为主，即控制炉温、炉压和空燃比等热工参数。这种控制方法由于控制的目标是炉温而不是炉内加热的钢锭，因此，很难实现钢锭优化加热的目的。针对马钢初轧厂的实际生产情况，采用文献【l提供的钢锭一维无限长圆筒在线控制数学

On the control strategy of liquid temperature, many control techniques were taken into account ,such as fuzzy control, expert PID control . Through simulation in MATLAB and many practical tests, fuzzy precompensation PID strategy was adopted . The system used μC/OS-II as the real-time kernel. And Keil C51 compiler was used as the nether application software development environment. So it's easy to extend and maintain the system.

在实验温度控制上，详细研究了多种控制方案，包括模糊控制，先进PID 控制等，通过多次计算机仿真实验和实际试验选取了模糊控制+预补偿PID 的新型复合控制技术，实现了温度的精确控制；在软件开发时选用了成熟的源代码公开的μC/OS-II 实时嵌入式操作系统作为实时内核和Keil C51 编译器作为下位机软件开发环境，极大地方便了系统的扩展和维护。

The method is based on a variable structure to control the SVC, wherein, the variable structure control method comprises two aspects of the unbalanced load equalization compensation and the parameter control of a PI controller, wherein, the unbalanced load equalization compensation adopts the SVC compensation susceptance computational method which is based on the synchronous rotation reference coordinate transformation of a virtual symmetrical three-phase system; meanwhile, in the stabilization control of the system voltage, the ant colony algorithm optimization method is adopted to real time adjust and to optimize the parameter kp and ki of the PI controller.

本发明公开了一种静止无功补偿器的不平衡补偿和蚁群优化方法，基于变结构对静止无功补偿器SVC进行控制，其中变结构控制方法包括不平衡负荷平衡化补偿和PI控制器的参数控制两个方面，其中不平衡负荷平衡化补偿采用基于虚拟对称三相系统的同步旋转参考坐标变换的SVC补偿电纳计算方法；同时在系统电压稳定控制时，采用蚁群算法优化方法，对PI控制器的参数kp、ki进行实时调整、寻优。

Mainly introduced SIEMENS PLC is a controller, realizes this system chain preheating machine, the rotary kiln calcines the fever, cold machine cooling, the end product goes into storage and so on the link control, including each host auxiliary engine equipment chain-like control, temperature,pressure, speed control and so on various return routes central control and so on.

主要介绍了以西门子PLC为控制器，实现该系统的链蓖机预热、回转窑煅烧、环冷机冷却、成品入库等环节的控制，包括各主辅机设备的连锁控制，温度、压力、速度控制等各回路中央控制等。

The direct control algorithm and presetting control algorithm are proposed. The problem existing in direct control algorithm is analyzed, and the excellence and feasibility of presetting control algorithm are emphasized.

提出了直接控制和预置控制两种算法，分析了直接控制算法存在的问题，着重介绍了预置控制算法的优点和可行性。

D According to the new development in the defferential geometric nonlinear control theory and its applications in power systems, a control strategy combined the MTDC modulation and fast steaming valving control is presented. And numerical simulation is adopted to test the usefulness of this control strategy to the transient power systems.

根据微分几何非线性控制理论的新发展和它在电力系统中的应用成果，本文推导了多机交流/多端直流系统的快关汽门与直流调制联合控制的控制规律，并用数字仿真验证了这种控制规律在电力系统暂态过程中的作用。

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切