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- Analysis on Steam Drum Level Control System of Unit Equipped with 3 Motor- driving Feed Pumps 配置3台电动给水泵机组的汽包水位控制系统分析
- steam drum level 汽包水位
- In this article, the causes of the fluctuation of the water level of steam drum and its adjustment were analyzed. 摘要分析汽包水位波动的原因后,提出了几种对汽包水位进行合理调节的技术方法。
- Key words: S7-400PLC local station,ET200 remote I/O station,the computer control system of coke oven gas power plant, the steam drum liquid level adjust control. 关键词:S7-400PLC本地站ET200远程I/O站焦炉煤气电站计算机控制系统汽包液位调节控制。
- NCPG - North China Power Group WORK PERFORMED: Condition and life assessment of a steam drum and high temperature tubes and header, Beijing, CHINA. NCPG-华北电力集团所做工作:在中国河北北京,进行对汽包鼓以及高温管道、联箱集管的状态状况及寿命评估。
- water level of boiler steam drum 汽包水位
- Application of Hysteresis Switching in Adaptive Control of Coal-fired Power Plant Boiler Drum Level P. 内蒙古大学滞后切换自适应控制策略应用于电站锅炉汽包水位控制。
- Water Level of Boiler's Steam Drum 锅炉汽包水位
- The drum level wave action and sloshing are caused by two reasons, namely the hydrodynamic and the thermal dynamic. 汽包水位波动与晃荡产生的原因有两方面,即水动力学和热力学方面的原因;
- Recursive least square method was used to adjust the parameters of the PID controller,which was applied in three-element control system of boiler drum level. 利用递推最小二乘法循环调整PID参数,并将该控制器应用于锅炉汽包水位三冲量控制系统。
- Part of the wall in the cold water is heated in boiling water into steam after vaporization, the saturated steam from the steam drum into the upper part of the outflow in the superheater. 部分水在冷壁中被加热沸腾后汽化成水蒸汽,这些饱和蒸汽由汽包上部流出进入过热器中。
- Feed water flow is an important parameter in automatic control system of power unit, it directly relates to quality of drum level regulating and the safety of the unit. 摘要给水流量是发电机组自动控制系统里的一个重要参数,它的准确性直接关系到给水调节品质的优劣;
- The superheated steam temperature is the maximum temperature in steam drum boiler of thermal power plant, it has the significant influence regarding the power plant security economy movement. 摘要火电厂汽包锅炉出口的过热蒸汽温度是整个汽水行程中工质的最高温度,对于电厂的安全经济运行有着重大影响。
- In processing the inner-hole cercumferencial slots on the heat-exchanger on the tube-plate (steam drum), we often adopt the mechanical inner-hole slotting tools (spiral &eccentric structure). 在换热器或锅炉的管板(锅筒)内孔环向槽的加工中,目前我国普遍采用机械式内孔切槽工具加工(结构为螺旋偏心式)。
- How to Prevent the Steam Drum from Water Level Fault 如何防止汽包水位事故
- The steam tug takes canal boats and barges in tow. 驳船后面拖着小艇和平底船。
- A buffer in a drum used to temporarily store data. 磁鼓中用来暂时存放数据的一种缓冲区。
- The mirror fogged up with the steam. 镜子因蒙上水气而模糊不清。
- The beats of the drum were steady and slow. 鼓声平稳而缓慢。
- The engines are driven by steam. 这些发动机是由蒸汽驱动的。