A new casade feedback control system with load feed forward of reheat steam temperature is proposed in this paper.
提出了一种新型具有负荷前馈—串级反馈的再热蒸汽温度控制系统。
This paper puts forward the parameters regulation of state feedback and state observation station through the concept Algebraic Equipollence Observation Station(AEO),and presents a new control system of reheat steam temperature with the concept and varies parameter PID controller.
针对再热蒸汽温度对象特性参数随机组运行工况变化而有较大变化的特点,首次运用代数等价观测器(AEO)的概念指导状态反馈和状态观测器的参数整定,同时引入"正踢"、"反踢"、"加速器"等概念和变参数PID控制器共同组成一个再热蒸汽温度控制系统,不仅可以有效克服干扰,而且在对象特性参数变化较大时仍能获得较好的控制品质。
Analysis of fluctuation of reheated steam temperature for 1 000 MW ultra-supercritical pressure once-through boilers and related retrofit
1000MW超超临界压力直流锅炉再热蒸汽温度波动大的分析与改进
On the basis of analysing the propcess mechanism of reheated steam temperature,a signal of heat disturbance for reheated steam has been constructed,and a signal reconstruction method of reheated steam temperature based on LMS algorithm being proposed.
在分析再热蒸汽温度过程机理的基础上,构建了再热蒸汽温度的热量扰动信号,提出了基于最小均方(LMS)算法的再热蒸汽温度信号重构方法,进而将LMS算法滤波得到的有限脉冲响应(FIR)模型逼近再热器惰性区域燃烧扰动,可以有效地抑制干扰,使原始信号得到较为准确的恢复。
The temperature of reheat steam directly influences the efficiency of a power station.
再热蒸汽温度直接影响电站的经济性。
RECONSTRUCTION OF REHEATED STEAM TEMPERATURE SIGNALS BASED ON LMS ALGORITHM
基于LMS算法的再热蒸汽温度信号重构
Analysis of fluctuation of reheated steam temperature for 1 000 MW ultra-supercritical pressure once-through boilers and related retrofit
1000MW超超临界压力直流锅炉再热蒸汽温度波动大的分析与改进
Water is converted to steam in the boiler, and the steam thus formed is superheated above the boiler temperature .
水在锅炉里变成蒸汽,而这样形成的蒸汽再加热会超过锅炉的温度。
Steam is superheated by being heated above the temperature of saturated steam.
蒸汽被加热到饱和蒸汽的温度以上使之过热。
a cold warm, hot, steam ] bath
冷水温水、热水、蒸汽]浴
a cold [ warm, hot, steam ] bath
冷水[温水、热水、蒸汽]浴
Dynamic Simulation Study on a New Strategy of Boiler Superheated Steam Temperature Control;
锅炉过热蒸汽温度控制新策略动态仿真研究
The Design of the Superheated Steam Temperature Control System Based on DSP
基于DSP的过热蒸汽温度的控制系统的设计
ANALYSIS OF CONTROL-ORIENTED DYNAMIC BEHAVIOR FOR SUPERHEATED STEAM TEMPERATURE
面向控制的过热蒸汽温度动态特性分析
STUDY ON MODEL PREDICTIVE CONTROL OF SUPERHEATED STEAM TEMPERATURE FOR 300 MW COAL-FIRED UNIT
300MW火电机组过热蒸汽温度模型预测控制研究
Temperature Adjustment of Superheated Steam in The Waste Heat Recovery System of Sulfur-based Sulfuric Acid Plant
硫磺制酸装置余热回收系统过热蒸汽温度的调节
Optimal adjustment of supports & hangers of hot reheater steam pipe
再热蒸汽热段管道支吊架的优化调整
When tube wall strength can not bear inner steam pressure in the tube, blowout of low-temperature tube occurs.
当管壁强度无法承受管内蒸汽压力时,导致低温过热器管爆裂。
Somewhat lower temperature phenomenon of main steam has been existing for a long time on boiler on.5 in Datang Taiyuan Co-generation Power.
大唐太原第二热电厂5号炉长期以来存在著主蒸汽温度偏低现象。
Temperaturt and Thermal Stress Analysis of the Steam Pipe and Correlative Branch Pipe of Power Plant;
发电站蒸汽管道支管及接管座温度场和热应力分析
Superheater Steam Temperature Control Design and Investigation of Wai Gao Qiao 1000MW Super-Supercritical Unit
外高桥1000MW超超临界机组过热蒸汽温度控制的设计与研究
Temperature and moisture content changes during microwave-steam reheating of frozen steamed breads
微波—蒸汽联合加热过程中冻结馒头温度和水分变化