控制元件

In the light of cost index and pollution degree, the characteristics of kinds of pulp are analyzed in detail, and the GP pulp which is low cost, high-yield, no-pollution is chosen as the material of tableware. Based on material element analyzed, shaping technology is designed, the to and for single plane shaping equipment which is high shaping quality, high production efficiency and is easy to automatize is chosen. All kinds of measure are taken to solve the problems which are inequality in the shaping process of GP pulp, and dosage which matches with GP pulp is chosen. Some ways of fixing shape and heat up are analyzed, the technology of saving energy of heat pressing to fix shape being composed of oil heat and only one fixed shape in the mold is applied, with which it is high production efficiency, low cost to fix shape effectively, which saves energy 30 percent. In order to make the production line meet with material of GP pulp, measure are taken to solve the problem of pulp adhered to netlike molding which can lead to carry material difficult, the structure of fully automatic equipment is renovated, the loaded beam is optimizationally designed to make equipment structure compactand improve location precision and products quality. According to technologic flow and actual characteristic, Omron PLC is chosen as the core of the control system, proximity switch as detect unit take the place of touch switch, software is designed reasonably according to time order figure, hardware is simplified, the reliability of system is advanced, the stability of system is assured to make production order. Intelligence neuron PID system is studied theoretically which is made up of both neuron with self-organizing and self-learning function and ordinary PID with the characteristic of the simple structure and high stability, which can automatically tune the parameter with the change of system parameter, remain perfect performance.

按成本指标和污染程度分析各浆料的特点，选择低成本、高得率、无污染的磨石机械浆为原料，在原料组分分析的基础上，设计成型工艺，选择成型质量好、生产率高、易实现自动化的往复式单板成型机，采取各种措施解决GP浆成型不均匀的问题及选择与机械浆相匹配的助剂；分析几种定型方式和加热方式，采用定型效果好、生产率高、成本低的油加热与模内一次性定型相结合的热压定型节能技术，节能30％；为了使生产线适应磨石机械浆原料，采取相应措施解决由于粘网造成物料转移困难，对全自动设备结构进行改进设计，着重对物料传送系统的关键部件——承载梁的进行优化设计，使设备更加紧凑合理，提高设备的定位精度和产品质量；根据生产线工艺流程和现场特点，选用OMRON CPM1A型PLC为主核心，接近开关作为检测元件，替代有触点开关，选用可编程终端代替常规面板按扭，并按照时序图科学合理地设计软件，有效地简化系统硬件构成，提高系统的可靠性，保证系统的稳定性，从而使生产更加通畅有序；从理论上探索将神经元应具有的自组织、自学习要求与PID控制结构简单、稳定性好的全自动纸浆模塑餐具生产线的研究特点结合起来，构成神经元自适应PID控制器，当参数的变化时，系统能自行参数整定，保持优良的工作性能指标，满足实际需求。

Thermochromic properties of vanadium dioxide thin films are applied to solar energy materials, photoeletric switch and bolometer materials for the uncooled microbolometers due to their high temperature coefficient of resistance at room temperature.

中文摘要具热致变特性之VO2薄膜因在室温附近有明显的相转变现象，同时发生光电性质的急遽的转变，且在室温之下有较高的电阻温度系数，所以在一系列氧化钒化合物中格外被受瞩目；VO2因这些性质而被广泛应用於太阳能控制材料、电学开关、光学开关及非冷却型辐射热感测器等半导体元件之中。

One of the driving circuit switching power supply, buffer circuit, the main control circuit and magnetic components to optimize the design.

其中，对开关电源的驱动电路、缓冲电路、控制电路及主要磁元件进行优化、设计。

If the temperature control system of the tank is active with the sensing element exposed to vapor, the tank's heating medium may be circulating at maximum rate with the tank wall at maximum temperature.

如果处在蒸汽中的感温元件启动了温度控制系统，储罐的加热介质可能会以最大流量循环，罐壁处在最高温度下。

In this paper control systems with one nonlinear element are studied by Liapunov'smethod.

本文利用李雅普诺夫方法研究了具有一个非线性元件的控制系统。

Under action both cross force and voltage altogether, bending of the plate is analyzed. And by means of variant voltage that is exerted on actuators, the bending of plate is controlled.

在横向外载和电压共同作用下，分析板的弯曲变形，并通过变化作用于执行元件上的电压对板的变形进行控制。

The furnace shell welded by steel plate and steel,the lini-ng used ultra-light energy from refractory brick masonry, between the shell and lining expansion using silicate fibe-rs and heating insulation powder insulation,high temperat-ure alloy components resistance wire 0Cr25Al5 winding spi-ral formgalvanized-installed in the furnace built around the high alumina brick wire,crucible from Q235 low carbon steel plate from double-sided post-welding,thermocouple inserted from the side hearth furnace,contact crucible,squa-re crucible heat galvanizing EAF matching with automatic t-emperature controlcabinet,at room temperature -500℃ adju-stable within arbitrary and automatic thermostat.

炉壳由钢板和型钢焊接而成，炉衬采用超轻质节能耐火砖砌筑而成，外壳与炉衬之间采用硅酸铝纤维和膨胀保温粉保温加热，元件采用高温合金电阻丝 0Cr25Al5绕制而成螺旋状安装在镀锌炉膛周围的高铝搁丝砖上，坩锅由Q235低碳钢板双面剖焊而成，热电偶从炉体侧面插入炉膛，接触坩锅，方坩锅热镀锌炉配套有自动温度控制柜，在室温-500℃范围内任意可调，并自动恒温。

The method was applied to contour measurement of three different surfaces, an inc-lined plane, a part of cylindrical surface and a part of spherical surface.

1前言 研究物体表面三维轮廓的自动检测，对自动机械制造、元件质量控制、机器人以及固体成型等部门有着重要的实际意义。

In this paper, passive damping techniques with piezoelectric element are investigated.

本文研究了利用压电元件的压电效应，对结构的振动进行被动控制的方法。

It has important theory meaning and highly practical value of engineering to research new modeling-simulating method and develop simulating platform of DEH.

因此，研究以部件和连接元件为中心、与实际系统相同连接关系为构架的新型建模方法，并开发人机界面友好、图示化、可维护的汽轮机数字电液控制系统仿真平台，具有重要的理论意义和工程应用价值。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了