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自动控制系统

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Depending on network, heart beat detecting and database technique,the system realizes failure detecting,autoalarm and control switch.

介绍了某型综合调查船测量控制系统的热备份软硬件系统的设计与实现,采用网络技术、心跳监测和数据库技术,实现了系统的故障检测、实时报警和自动切换,保证了不间断的高质量数据采集和测量系统的可靠运行。

The technical problems, about shortage of separation distance, the feasibility of high-rise polymerization factory building, the fire separation and explosion-proof design of polymerization factory building, the selecting and arrangement of water spraying extinguishing system nozzle, the establishment of deluge system valve, and the essentiality of water spraying extinguishing system which is to be established to protect the VCM gasholder, the positioning of water curtain settled under the space which connect the PVC pack house and pack department and how long the system continue operate? The selecting and the quantity of fire extinguishing agent about gas extinguishing system, which will be used in the new 35KV switch station and some rooms including cabinet room, primary control room, UPS room, voltage changer room, belong to new polymerization power panel and UPS station. Designing the model of power supply and distribution for fire-fighting and designing the hardware organization, software, model of data transmission and fire gang control logic programmer about automatic fire alarm system. Making certain the grade of release source point in the fire or explosive atmosphere and delimiting different grade explosion-proof space. Selecting correct explosion-proof construction of electrical apparatus and delimiting the class of building lightning protection, putting forth the concert steps to deal with thunder stroke and electrostatic discharge and so on, have been deeply researched in the process of designing and then the concert steps to deal with them have been putted forth.

针对设计中遇到的防火间距不足、聚合厂房可否采用高层厂房、聚合厂房的防火分隔和防爆设计、水喷雾灭火系统的喷头选型和布置、雨淋阀组设置、VCM气柜是否需要设置水喷雾灭火系统、PVC仓库与包装车间相通处水幕带的布置和系统工作时间的确定、新建35kV开关站和聚合配电及DCS机柜间内的机柜间、主控室、UPS间、变压器室等处设置的气体灭火系统选型和灭火剂用量确定、消防供配电方式、火灾自动报警系统的硬件结构、软件设计、数据传输方式及联动控制设计中的逻辑编程、爆炸和火灾危险环境危险释放源等级确定和防爆区域等级范围的划分、爆炸危险区域电气设备的防爆结构选型、建、构筑物的防雷类别划分及采取的防雷、防静电措施等具体工程技术问题在深入分析研究后,提出了相应的解决措施。

Thermal comfort and indoor air quality requirements are presented; the contents cover the following topics:(1) Concept of air-conditioning,(2) Thermal principle,(3) Psychrometry and wetted-surface heat transfer,(4) Heating and cooling-load calculations,(5) Air-conditioning systems,(6) Fan and duct system,(7) Pumps and piping,(8) Cooling and dehumidifying coils,(9) Air-conditioning controls,(10) Absorption refrigeration,(11) Heat pump,(12) Cooling towers and evaporative condensers.

课程大纲本课程将介绍空调工程与系统设计,藉由湿空气线图讨论空气调节之过程,分析人体舒适与空气品质之需求,及各种空调设备系统之设计,内容涵盖如下:(1)空调的概念(2)热原理(3)湿空气与湿表面热传(4)加热与冷却负荷估算(5)空调系统(6)风扇与风管系统(7)泵与管路配置(8)冷却与除湿盘管(9)空调自动控制(10)吸收式冷冻系统(11)热泵(12)冷却水塔与蒸发式冷却。

The design scheme of synchronous control system on production s process of color plate is introduced.

介绍了彩钢板自动生产线的主驱动变频同步控制系统方案,阐述了主驱动变频同步控制系统的设计原理。

The motorcycle adoption Heng flows quasi- Heng soon of characteristic control way, can more and so develop a motorcycle biggest start to lead dint, the motorcycle has air defense to turn/skidding protection the system, stalk be heavy to transfer compensate to control, round the track automatically lubricates system, railroad train safe supervision device.

机车采用恒流准恒速的特性控制方式,能较好地发挥机车最大起动牵引力,机车装有防空转/滑行保护系统、轴重转移补偿控制、轮轨自动润滑系统、列车安全监控装置。

Locomotive characteristics of constant current quasi-constant speed control mode, can be a good start to play the greatest traction locomotives, locomotives equipped with air switch / slide protection system, the transfer axle load compensation control, wheel-rail lubrication system, automatic train safety monitoring device.

机车采用恒流准恒速的特性控制方式,能较好地发挥机车最大起动牵引力,机车装有防空转/滑行保护系统、轴重转移补偿控制、轮轨自动润滑系统、列车安全监控装置。

The fault on the tool post may be due to the breakdown of machinery,electrical as well as control system.

0引言TDNC150A数控车床属台式数控车床,体积轻巧、结构紧凑,装有四工位自动回转刀架,使用WA-21S数控系统;它是典型的由单片机和步进电机组成的经济型数控车床,由于其价格低、适应性好,常常用于教学和普通零件加工;它的刀架结构是蜗杆蜗轮式,能够独立控制,要使其正常工作,涉及到机械、电气、控制系统等的稳定可靠工作。

In this paper, a seam tracking system based on photoelectric sensor which consisted of a photoelectric sensor, a sub-system of control and executive machine is studied. And a set of seam tracking software is developed using assembly language for MSC-51 microcomputer.

论文设计并研制了一套光电传感器式焊缝自动跟踪系统,该系统由光电传感器、控制系统和执行机构等组成,并根据系统的要求开发了基于MSC-51单片机的跟踪系统软件。

A smallscale distributed control system based on programmable logic controller has been presented, a selfoptimizing and fuzzyPI algorithm being applied in the said system, realizing automatic control and operational monitor for ball mills, enhancing automation level of the coal pulverizing system.

介绍了一种基于PLC的小型分散控制系统。采用自寻优模糊PI算法,实现对钢球磨煤机的自动控制与运行监视,提高制粉系统的自动化水平。

Has manufactured an intelligent car experimental platform, the design intelligent car automatic movement system, uses a piece to insult positive SPCE061A to take the car the examination and the control core; Uses the infrared sensor to examine the switching signal to deliver the monolithic integrated circuit to carry on the recognition, thus sends out the corresponding control command control intelligence car to follow the line travel; Used the impulse modulation the electro-optical sensor to carry on the obstacle the recognition with to evade bonds, sharpened the sensor anti- external interference ability, reduced the car power loss; The car movement by the indicating lamp demonstrated and has joined the pronunciation control function.

制作了一个智能小车的实验平台,设计的智能小车自动运行系统,采用一片凌阳SPCE061A作为小车的检测和控制核心;采用红外传感器检测到开关信号送到单片机进行识别,从而发出相应的控制指令控制智能小车循线行驶;采用脉冲调制的光电传感器进行障碍物的识别与避障,提高了传感器的抗外界干扰能力,降低了小车的功耗;小车的动作由指示灯显示并加入了语音控制功能。

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推荐网络例句

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。