查询词典 automatic control

The Cone Type Piecer automatic control system (including plc?main drive? position control etc)and the solution to the problems in the innovation are introduced in the paper.

介绍衡钢Ф108分厂锥型穿孔机组自动控制系统包括PLC、主传动、位置控制等方面的内容及改造中对关键问题的解决办法。

With the development of automated and intellectualized equipment used in procreative activity of humanity,its motion control becomes problem urgently to have to solve in the automatic control.

随着人类生产活动的自动化、智能化的深入，生产设备的运动控制问题成为自动控制中亟需解决的课题。

The temperature collected by 18 B20 is detected by single chip computer,according to high and low temperature,single chip computer P2.7-pin output high level or low level to control relay whether there is current in the coil through,according to the coil power relay,normally open contact is closed,no current passing,often a disconnect to maintain contacts so as to achieve the automatic control from the fans stopped.

利用单片机检测18B20采集的温度，根据温度高低，单片机的P2.7脚输出高电平或者低电平，来控制继电器线圈中能否有电流经过，根据继电器线圈通电时，常开触点闭合，没电流经过时，常开触点保持断开，从而实现自动控制电风扇的起停。

This paper introduces the principle,structure of automatic control system for BOPET - production line,and the retrofit for this control system.

介绍了 BOPET 聚酯薄膜生产线的控制系统原理，系统结构，以及对控制系统的改造。

On this foundation, I develop the automatic control system of the Coal Stacker and supervise and control system with perfect functions ,which may monitor the Coal Stacker work at any time.

在此基础上，开发了斗轮机自动控制系统，同时也开发了功能齐全的监控系统，该监控系统对斗轮机的工作过程实施实时监控。

It's combining with correlation knowledge of the power electronic technology, the microprocessor technology and the automatic control technology. Compares with the traditional reduced voltage starting control technology has many merits.

摘 要：软启动技术是近几年发展起来的，将电力电子技术、微处理器技术和自动控制技术有机结合的一种新技术，与传统降压启动控制技术相比有很多优点。

The objects and significance of automatic control in steelmaking and gas analysis in converter dynamic control are introduced.

介绍了目前国内外炼钢过程的自动化控制的意义及其现状，阐述了转炉炉气分析动态控制技术的基本组成和工作原理。

Causing the cut and turn-on of control system for the purpose of automatic control and alarm.

的触点相接通控制系统中电路的开关，以达到自动控制和自动报警功能。

Study the control policy of Automatic Control of Vol/Var of Power System which considers transformer economic operation.

研究了考虑变压器经济运行的电网电压无功控制系统的控制策略 4。

To meet requirement of production and quicken rolling speed, No.2 heating furnace was put into operation in 2002 and No.3 in 2007. All automatic control was adopted, displacement of walking beam was detected by displacement transducer, and acceleration and deceleration control of walking beam was carried out through proportional valve and by use of slope technique in program of GE 90-70 PLC, thus, travelling speed of walking beam can be controlled and lift and release of slab can be operated lightly.

为适应生产的需要，加快轧制速度，2002年投产的2号加热炉和2007年投产的3号加热炉均采用全自动控制，利用位移传感器检测步进梁的位移量，通过比例阀以及在GE90-70PLC程序中采用斜坡技术对步进梁运动进行加减速控制，达到控制步进梁运行速度的目的，实现对板坯的轻拿轻放。

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。