• 引入凝结比例系数,简化了汽包液面容积求取。

    A condensation ratio coefficient is introduced to obtain the steam volume under water level in the drum.

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  • 锅炉汽包水位控制一直控制领域一个典型问题

    The water level control for the steam drum is all along a typical issue in the control domain.

    youdao

  • 探讨充分考虑系统非线性特性汽包锅炉动态模型

    This paper introduces one kind of drum type boiler dynamic model structure, which considering the system nonlinearity.

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  • 介绍锅炉汽包水位监测方法系统的特点应用情况

    A monitoring method for boiler drum water level and its features and application are introduced in the paper.

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  • 一种计算机应用技术领域锅炉汽包水位模型辨识方法

    The present invention relates to computer application technology, and is especially method of identifying boiler drum level model.

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  • 机组给水泵手动操作复杂造成汽包水位大幅波动

    Procedure of manually combing large size unit's Feed water Pump is complex and easy to cause much change of drum level.

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  • 锅炉汽包工况运行时往往产生严重虚假水位现象

    A severe phenomenon of false water level exists in boiler drum under varying operating conditions.

    youdao

  • 提出介质锅炉给水更换为锅炉汽包循环水改造方案

    The reformation project to replace the boiler heat-transfer medium from the boiler water to the steam in circulating water was proposed.

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  • 文章主要讨论锅炉汽包水位高低保护系统逻辑判断回路自动切换

    The paper mainly discusses the automatic switching of the logic estimation circuit of the drum boiler's water level protection system.

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  • 抽屉里放一个汽包挤压能感觉到压力伴随着汽包爆破声散去。

    Keep a bubble wrap in your desk drawer. Press it and feel your stress disappear with the sound of popping bubbles.

    youdao

  • 锅炉汽包液位控制表明这种模糊pid控制器明显提高系统的性能

    Actual application for control of water level in steam drum presents that the fuzzy PID controller can improve the performance of system obviously.

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  • 本文阐述了临界机组中汽包水位测量方法控制设备应用的几点见解

    This paper elaborates some opinions about steam drum water lever measuring technique and application of control device in sub-critical units.

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  • 优化曲线启动不仅保证汽包寿命损耗小,而且能大量缩短锅炉启动时间

    According to optimal curve to start-up, boiler drum not only reduces fatigue damage, but also cut down the start-up time.

    youdao

  • 抽屉里放一个汽包挤压,你就可以感到压力陪伴汽包的爆破声散往。

    Keep a bubble wrap in your desk drawer. Press it and feel your stress disappear with the sound of popping bubbles.

    youdao

  • 针对汽包锅炉给水过程特点采用了一种在线辨识的自适应p ID控制器

    According to the characteristics of feedwater process of the drum boiler, an adaptive PID controller with process identification was introduced.

    youdao

  • 本文介绍回路数字调节器实现锅炉汽包水位控制方案系统组成方法。

    This paper introduces a control scheme with single loop digital regulator for the boiler drum level control and describes the composition of the system.

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  • 同时,锅炉的蒸发受热面上集采用分离结构提高了汽包分离效果分离速度

    Since the header on the evaporating heating surface adopts pre-separation structure, the effectiveness and speed of water-steam separation in the drum are improved.

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  • 在所建模型的基础上对原有电站锅炉汽包应力监测系统测点布置做出了相应调整

    According to the new stress model, the measuring point distribution of the existing boiler life monitoring systems was modified.

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  • 实践为基础,对测量汽包水位中使用室平衡容器工作原理特性详细介绍

    On the basis of practicing, the operational principle and features of dual condensation chamber used for drum water level measurement are presented in detail.

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  • 临界压力汽包锅炉启动调试进行水位标定试验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.

    youdao

  • 日本官员,正是释放含的可燃氢气接触到大气中的氧气,导致了那次爆炸。

    The venting process triggered the explosion when combustible hydrogen released by the steam mixed with oxygen in the air, officials said.

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  • 首先介绍火电厂热工锅炉汽包水位控制系统以及现阶段普遍采取报警故障检测方法

    At first, boiler water level control system and the mean of alarm and fault detection adopted universally are introduced.

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  • 水位具有压力补偿功能保证各种工况能显示汽包真实水位变化。

    Differential pressure remote water gauge should have pressure supplement function to ensure an actual indication of water line in the bubbles under all kinds of working circumstances.

    youdao

  • 研究了汽包液位控制难点锅炉水位冲量系统结构、控制策略选取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.

    youdao

  • 减压简单方法-抽屉里放一个汽包挤压能感觉到压力伴随着汽包爆破声散去。

    Easy ways to relax: - Keep a bubble wrap in your desk drawer. Press it and feel your stress disappear with the sound of popping bubbles.

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  • 模型系数运行工况有关,根据当前汽包压力锅炉物理结构数据水蒸汽性质得到。

    The parameters of the model can be obtained from the pressure in the drum, the physical dimensions and characteristics of the boiler and the steam and water parameters table.

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  • 利用递推最小乘法循环调整P ID参数将该控制器应用锅炉汽包水位冲量控制系统

    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.

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  • 汽包水位蒸气温度炉膛负压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 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.

    youdao

  • 汽包水位蒸气温度炉膛负压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 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.

    youdao

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