亚临界压力的汽包锅炉在启动调试时应进行水位标定试验，以确定就地水位表的基准零位。
Water line demarcation test should be carried out when starting up and adjusting the subcritical drum boiler, to certify the zero benchmark of the local water gauge.
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。
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。
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.
介绍了锅炉汽包的水位监测方法、系统的特点和应用情况。
A monitoring method for boiler drum water level and its features and application are introduced in the paper.
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。
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.
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 present invention relates to computer application technology, and is especially method of identifying boiler drum level model.
文章介绍了一种已实际应用的电厂锅炉汽包水位三冲量串级控制方法。
This thesis explains a kind of three-element value cascade control method which is applied in the power plant to control the water level in the steam boiler.
锅炉控制系统可以分为汽包水位控制系统、蒸汽压力控制系统、炉膛负压控制系统和燃烧经济控制系统。
Boiler control system is composed of drum water level control system, stem pressure control system, hearth negative pressure control system and combustion economical control system.
首先介绍了火电厂热工锅炉汽包水位控制系统以及现阶段普遍采取的报警和故障检测方法。
At first, boiler water level control system and the mean of alarm and fault detection adopted universally are introduced.
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。
The paper mainly discusses the automatic switching of the logic estimation circuit of the drum boiler's water level protection system.
锅炉汽包在变工况运行时往往产生严重的“虚假水位”现象。
A severe phenomenon of false water level exists in boiler drum under varying operating conditions.
汽包水位是工业锅炉安全、稳定运行的重要指标。
Drum water level is an important index to ensure the safety and stable operation for industrial boilers.
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 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.
汽包水位是影响锅炉安全运行的重要参数。
The important parameter of the boiler's drum water level can influence boiler's safety.
随着机组容量的增大，对亚临界锅炉汽包水位控制提出了更高的要求。
With the increasing of unit capacity, higher requirements were proposed to control the circulation boiler drum level.
因此，维持锅炉汽包水位在给定范围内是保护锅炉安全运行的必要条件，也是锅炉正常运行的主要指标之一。
Therefore, the maintenance of the boiler water level in a given range is the protection necessary for safe operation of boilers, boiler properly one of the key indicators of.
锅炉汽包水位的控制一直是控制领域的一个典型问题。
The water level control for the steam drum is all along a typical issue in the control domain.
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。
These are quite dangerous, so the drum water level control is necessary to ensure normal operation.
本系统能够有效克服给水过程中出现的各种问题，使锅炉汽包水位在给定的范围内，保证锅炉的安全运行。
This system can effectively eliminate water during the various problems, so that the boiler water level in a given range, to ensure the safe operation of the boiler.
介绍了几种常见的离散数据滤波算法，分析了在电厂热工锅炉汽包水位中滤波测点数据的特性以及其对滤波算法的内在影响，在此基础上得出一种新的变加权离散滤波算法。
A few and familiar methods of filtering are introduced. And the inside influence of the filtering methods which are infected by characteristic of the data in Boiler Water Level is analyzed.
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。
Boiler is an equipment of produce steam, to keep the water level of the boiler drum within a certain range is very important.
工业锅炉汽包水位是确保锅炉安全生产和提供优质蒸汽的重要参数。
Boiler is to ensure the safe production and delivery of high quality steam important parameters.
目前，因锅炉汽包水位保护系统不可靠引起的事故屡有发生，造成较大的安全隐患和经济损失。
At present, accident caused by unreliability of drum water-level function system occurs from time to time, which leads to security risks and economic losses.
在分析常用锅炉汽包水位控制方式存在问题的基础上提出了双输入—单输出汽包水位模糊控制系统。
On the basis of analysis of conventional drum water level control mode for boiler and existing problems, a dual inputs single output fuzzy water level control system is stated.
汽包水位过高，会严重影响锅炉的正常工作，水沸腾过程中会使蒸汽带着水溢出，造成生产过程中的危险；
Drum can seriously affect the boiler works, water boiling will make the steam with water overflow, resulting in the production process;
电站锅炉汽包水位间接地反映了锅炉负荷与给水平衡的关系。是电站发电机组运行的主要控制参数之一。
Water level of boiler drum in power station is one of the main control parameters for turbine-generator unit, which reflects the balance of boiler load and feed-water indirectly.
电站锅炉汽包水位间接地反映了锅炉负荷与给水平衡的关系。是电站发电机组运行的主要控制参数之一。
Water level of boiler drum in power station is one of the main control parameters for turbine-generator unit, which reflects the balance of boiler load and feed-water indirectly.
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