Drum is the key component of level spindle-type cotton picker.
采棉滚筒是水平摘锭式采棉机的核心部件。
Directing to the problem of ac double-drum single rope winding lifter working in multiple level without electric brake in middle level, put forward the reform plan.
针对交流双滚筒单绳缠绕式提升机在多水平运行时，中间水平没有电气制动的问题，提出改造方案。
In the application, the drum water level, steam 'temperature and flow are all fallen in well control, and the running benefit are improved.
实际应用该控制系统后，锅筒水位、蒸汽温度和产量都得到良好控制，提高了运行效益。
Drum level sensor is very important equipment in the system of boiler, but there are many deficiencies in its reliability examining.
水位传感器是锅炉系统中一个非常重要的部件，但对其可靠性的检测存在很多不足。
On the basis of practicing, the operational principle and features of dual condensation chamber used for drum water level measurement are presented in detail.
以实践为基础，对测量汽包水位中使用的双室平衡容器的工作原理与特性作了详细介绍。
This paper introduces a control scheme with single loop digital regulator for the boiler drum level control and describes the composition of the system.
本文介绍了用单回路数字调节器实现锅炉汽包水位控制的方案及系统的组成方法。
The present invention relates to computer application technology, and is especially method of identifying boiler drum level model.
一种计算机应用技术领域的锅炉汽包水位模型辨识的方法。
The water level control for the steam drum is all along a typical issue in the control domain.
锅炉汽包水位的控制一直是控制领域的一个典型问题。
This paper focuses on effects of the valve characteristics and the transfer pipe delay on dynamic performance for boiler drum level, under varying valve opening of the feed water control valve.
本文着重探讨当给水调节伐门开度变化时，伐门特性以及管路传输迟延对锅炉汽包水位动态特性的影响。
A monitoring method for boiler drum water level and its features and application are introduced in the paper.
介绍了锅炉汽包的水位监测方法、系统的特点和应用情况。
The RBF network is trained by the real- time data of all kinds of correlative parameters. It is used to estimate the water drum level with high accuracy.
首先用影响汽包水位的各种相关参量的实测数据对RBF网络进行训练，然后用达到训练目标的RBF网络对汽包水位进行较高精度的估值；
The controls for drum water level, steam temperature, and negative furnace pressure are in analog control, among them, the drum water level control is under fuzzy PID control.
汽包水位、蒸气温度、炉膛负压的控制采用模拟调节方式，其中汽包水位则选择了模糊PID调节。
The traditional control mode of three-variable in the drum water level mostly use PID, the effect of it can be improved.
传统的锅炉水位三冲量控制系统大都采用PID控制，其控制效果还可以进一步提高。
The paper mainly discusses the automatic switching of the logic estimation circuit of the drum boiler's water level protection system.
文章主要讨论了锅炉汽包水位高低保护系统逻辑判断回路的自动切换。
Through constructing the RBF network approximation facility, this paper proposes a novel fault diagnosis structure and method applying RBF network to the fault diagnosis of drum level sensor.
本文将基于RBF网络的信息融合技术应用于水位传感器的故障诊断，通过构建高精度RBF 网络逼近器，提出了一种新的故障诊断结构和诊断方法。
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P ID参数，并将该控制器应用于锅炉汽包水位三冲量控制系统。
This paper makes an analysis on the causes of coupling effect in a two-sectional drum water level control system.
本文根据两段式水位调节系统的特点，分析了耦合作用产生的原因。
Actual application for control of water level in steam drum presents that the fuzzy PID controller can improve the performance of system obviously.
对锅炉汽包液位的控制表明这种模糊pid控制器可明显提高系统的性能。
A condensation ratio coefficient is introduced to obtain the steam volume under water level in the drum.
引入凝结比例系数，简化了汽包液面下汽容积的求取。
The control difficulty points of drum water level, three parameters system structure of boiler water level system, control strategy choosing and control algorithm of HSIC were studied.
研究了汽包液位控制的难点、锅炉水位三冲量系统结构、控制策略选取及HSIC控制算法。
The automatic control of boiler's drum level and steam temperature is realized by applying FIX software.
介绍应用FIX软件实现热电厂锅炉的温度、水位自动控制。
The utility model discloses a rotary drum type sulfur flaker, comprising a drum, a cooling water passage, a sulfur level controller, an air exhausting hood, a liquor sulfur pot and a shaver welded.
本实用新型公开了一种转鼓式硫磺结片机，它由焊制而成的转鼓、冷却水通道、硫磺液面控制器、排气罩、液硫锅、刮刀组成。
The semi-automatic rotary drum grinder has the advantages of less labor and time, low labor intensity, high operation efficiency and high automation level.
具有省时省力、劳动强 度低、作业效率高、自动化程度高的优点。
The measure error of drum differential pressure water level gauge is reduced now.
减小了汽包差压水位计测量误差。
At the high load condition, change the rotating speed of steam or electricity feed water pumps to ensure the water level of the drum.
高负荷时通过改变给水泵转速改变给水量，用三冲量系统控制汽包水位。
Boiler is an equipment of produce steam, to keep the water level of the boiler drum within a certain range is very important.
锅炉是生产蒸汽的设备，保持锅炉汽包内的水位在一定范围内是非常重要的。
These are quite dangerous, so the drum water level control is necessary to ensure normal operation.
这些都相当危险，因此控制好汽包水位是保证锅炉正常运行的重要环节。
On this basis, put forward the theory of fuzzy-PID to the realization of drum water level control of the program, and the system software and hardware design.
在此基础上，提出了用模糊-PID理论实现对汽包水位进行控制的方案，并进行了系统软、硬件的设计。
The dynamic characteristics of steam drum water level along with its traditional control technology and the fuzzy control theory have been detailedly analyzed in this paper.
文中较为详尽地分析了汽包水位对象的动态特性和传统的控制技术以及模糊控制理论。
The dynamic characteristics of steam drum water level along with its traditional control technology and the fuzzy control theory have been detailedly analyzed in this paper.
文中较为详尽地分析了汽包水位对象的动态特性和传统的控制技术以及模糊控制理论。
应用推荐