查询词典 three-wire system

Therefore, the investigate will combine the fuzzy logic theory and the approach of the sliding mode control to design three fuzzy-hierarchical controllers for the inverted pendulum-cart system with the nonlinearity friction and the limitations on the control action,, and the rail length,. Furthermore, it also adopts the adaptive mechanism to enter into three controllers above to design three adaptive-fuzzy-hierarchical controllers.

因此，研究中将在轨道长度与控制命令受限制之情况下，利用模糊逻辑控制理论结合顺滑模式控制之方式，针对具有非线性摩擦力之360°倒单摆-滑车系统设计出三组模糊阶层化倒单摆-滑车控制系统；最后又引入适应性学习机制针对输出模糊集合单值参数进行设计，另外建立出三组适应性模糊阶层化倒单摆-滑车控制系统。

In this paper,a three-level multi-task distributive information pro- cessing system is developed,which consists of a realtime state identification system,a state analysis system and an expert system.

状态监测和故障诊断是确保大型旋转机械正常运行的关键技术手段，本文以高速离心压缩机组为对象，提出了由状态识别系统、状态分析系统、专家咨询系统三层子系统构成的层次化工况监视与故障诊断系统的新构思，着重介绍了状态分析系统的实现方法，阐明了基于开发环境技术和功能模块化技术的设计方案。

Come for years, enhance market competition ability to last, acrylic fibbers ministry explored a well actively to introduce the administrative concept with advanced international and method, run a system at building ISO9002-1994 edition mass 2000 early or late, turned 2002 quality of edition ISO9001-2000 edition runs a system, standard of the petrifaction in the basis built HSE management system 2003, went up in the base that execute systematic government and gains certain actual effect 2005, it is a target with be being improved continuously, according to cuts efficient principle, the " three-in-one " that exploration carried out safety of health of quality, environment, profession runs a system.

多年来，为了持续提高市场竞争力，腈纶部积极探索井引进了国际先进的管理理念和方法，先后于2000年建立了ISO9002-1994版质量管理体系，2002年转版ISO9001-2000版质量管理体系，2003年根据中石化标准建立了HSE管理体系，2005年在实行体系管理并取得一定实效的基础上，以持续改进为目标，依照精简高效的原则，探索实践了质量、环境、职业健康平安的&三合一&管理体系。

Therefore, the study is significant both theoretically and practically. As a result, the studying aim of this paper is to establish a practical and complete system for the prediction of ship maneuvering motion, taking into account of the influence of the environmental factors, such as the wind, wave and current, establish a practical and complete system for the prediction of ship maneuvering motion. In this paper, the OpenGL virtual reality simulation technique is introduced into the field of ship maneuver and control, and using the MMG mathematical model, the three dimensional dynamic simulation system of the ship motion is established and good results are achieved. In the process of the system development, firstly, the maneuvering motion equations for ship in the still water are established, based on the MMG module mathematical model and serial experimental result. After compiling the program, the calculation results are compared with the experimental data, the coherence between them validate the mathematical model.

在系统开发过程中，首先采用MMG分离式数学模型及相关的系列化试验结果，建立单桨单舵海洋运输船舶在静水中的船舶操纵运动方程，并编制计算程序，经与试验结果比较，证实了计算结果的正确性；为了解MMG数学模型中模型参数变化对操纵性指数的影响程度，作者在上述已有程序基础上，对有关模型参数进行偏移修正，探讨了相应参数变化后的操纵性指数，对船舶操纵性指数对模型参数的灵敏度进行了详细的分析与探讨，所得结论与工程实际相吻合，具有实际应用价值，并为进一步提高船舶操纵性预报的精度打下了基础；然后，在已有的船舶静水操纵运动模型基础上，考虑双桨双舵的影响，建立了内河双桨双舵船舶的操纵运动模型；最后，综合考虑风浪流作用力的影响，进行了船舶的操纵运动仿真计算。

Three-axis hydraulic simulator is a complex multiple-input-multiple-out nonlinear system. Its inner and outer gimbals are directly driven by a set of hydraulic servo system respectively, and its middle gimbal is directly driven by dual hydraulic motors servo system. The performance of hydraulic control system is very important to the simulator's.

液压三轴仿真转台是一个多输入多输出的复杂非线性系统，其内框和外框各由一套电液位置伺服系统直接驱动，中框由双液压马达伺服系统直接同步驱动，相应的液压控制系统的性能对转台的性能有着十分重要的影响。

According to the function of distributed emulator, optical information processing and image multi-object tracking system, the following three aspects were emphasized in this dissertation. Firstly, a vast virtual terrain, ground radar models and canyons were created for the distributed emulator with modeling software Creator. The radars were driven to scan during emulating and the real time terrain code was sent to Radar module. Secondly, an optics channel simulating the optics camera of a virtual aircraft was implemented with simulating software Vega. The 2-D information got from the channel was translated and sent to multi-sensor information fusion system as an optics information source. Thirdly, the dissertation studied some motion estimation methods and analyzed the factors which influence the speed and the precision of the block matching algorithms. Then an improved block matching method was proposed for image multi-object tracking system and applied in the system combined with frame difference method.

论文根据多传感信息融合实验系统中的分布式飞行仿真系统、光学信号处理器和图像多目标跟踪系统三个子系统的功能要求，具体完成了以下三方面的工作：首先利用建模软件Creator创建分布式飞行仿真系统中的大面积地形、场景中的地面雷达模型和峡谷地形，并在仿真过程中实时驱动雷达模型的扫描，同时为后续雷达仿真模块提供实时地形编码；其次利用仿真软件Vega，在分布式仿真系统中为光学信号处理器设计实现了光学通道，模拟飞行器的光学摄像机的功能，并且对由此通道获得的目标二维光学信息进行转化处理，作为光学信息源发送给后续的多传感信息融合器；最后针对图像多目标跟踪系统，在研究图像分割运动估计算法的基础上，通过分析影响块匹配算法速度和精度的因素，改进了块匹配运动估计算法，结合差分法可应用到目标跟踪系统中。

With the development of productivity, the conditions of reforming the two factor system has been mature. Let the "three nongs" take the road of three changes that is the Three changes advance side by side ,co-operate and support one another. Thus, it can diminish the in...

中国现阶段改革二元体制的条件已经成熟，如果让三农大胆地走三化之路，也就是农业产业化、农民市民化和农村城市化，三化互相支持配合，就可以消减二元体制，促进三农健康发展

This study considers the effects of ventilation system using the residential facilities to the transmission mechanism of indoor aerosol in the residential quarantine period space for infective diseases. This study focuses on the effect of the design of ventilation system on the internal flow field and the removal of contaminant pollution. A computational fluid dynamics software-FLUENT 6.2 is employed to simulate the internal airflow field of the residential quarantine period space. The Carbon dioxide (CO2) is adopted as the index of contaminant source. Three layouts of ventilation system are simulated and the airspeed field, the temperature distribution, and the contaminant distribution are analyzed to find the best ventilation system for the residential quarantine period space.

本研究考虑传染性疾病在居家隔离空间使用一般家用环境控制设备时对室内的气悬感染会有何影响，本文主要分析不同通风设计时对居家隔离空间内部气流之影响，并将国内外现有的规范设计方式做一系列之比较以供参考，并以商用套装软体FLUENT6.2分析居家隔离空间内部流场分布情形，模拟中以二氧化碳（CO2）作为病患所呼出含有病菌空气的指标，模拟案例分为三种主要的通风模式，并分析速度、温度与污染物浓度分布情形，以得到最佳的居家隔离空间通风配置方式。

Based on an analysis on the present situation and development of three kinds of signal systems (the point system based on interrogator responsor, the quasi moving block system based on digital track circuit and the moving block system based on wireless data transmission) in urban rail transit, some suggestions on the localization of signal system of urban rail transit are put forward.

在分析三种城市轨道交通信号系统制式(基于查询应答器的点式系统、基于数字轨道电路的准移动闭塞和基于无线数据传输的移动闭塞)的现状和发展基础上，对实现我国城市轨道交通信号系统国产化提出建议。

Water system with a closed two-pipe program, cold water pumps three, three dual-use prepared; election three cooling water pump, a dual-use preparation.

水系统采用闭式双管同程式，冷水泵三台，两用三备，；冷却水泵选三台，两用一备。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。