The once-through boiler of large capacity and high parameters is a very complex unit to be controlled.
大容量高参数的直流锅炉单元机组是一个十分复杂的调节对象。
The types and design principles of once-through boiler startup system and steam turbine by-pass system are expounded.
阐述了直流锅炉启动系统与汽轮机旁路系统的型式及设计原则。
Since once-through boiler has only a small heat storage capacity, its primary frequency regulation capability is limited.
直流炉由于蓄热能力小，使其一次调频能力受到限制。
According to the running features of supercritical once-through boiler, the article proposes a neural network decoupling control method.
本文针对超临界直流锅炉运行特性，提出了一种神经网络解耦控制方法。
A mathematical model is developed for the system made up of the furnace and its heating surfaces of an once-through boiler in the paper.
本文对直流锅炉炉膛及其受热面组成的系统建立了数学模型。
On this base, the feasibility of applying vertical tube coils to 600mw supercritical sliding pressure once-through boiler is demonstrated.
在此基础上，论证了600MW超临界压力变压运行直流锅炉采用垂直管圈的可行性。
According to the running features of ultra supercritical once-through boiler, the article proposes a multivariable decoupling and internal model control method.
本文针对超超临界直流锅炉运行特性，提出了一种多变量解耦内模控制方法。
The dynamic characters and control system for 600 MW supercritical pressure once-through boiler equipped with internal start-up control are relatively complicated.
采用内置式启动控制的600MW超临界压力螺旋管圈型直流锅炉，其作为被控对象的动态特性及控制系统都较复杂。
The practical experience shows that in the light of steam purging for supercritical once-through boiler, the superheater and reheater disturbance coefficients can reach 1.0 and 1.6 respectively.
利用减温水控制过热器和再热器出口温度以防止超过材料温限。实践证明，对超临界直流锅炉采用投粉稳压冲管过热器、再热器冲管系数可达1.0和1.6以上，效果良好。
This article introduces the purpose, method and procedure of HF acid chemical clean for once through boiler, and comparison between chemical clean of different mediums is presented as well.
重点介绍直流锅炉氢氟酸酸洗的目的，方法及过程，还对不同介质的化学清洗进行了比较。
This paper introduces the coordinated control system of a 300mw unit with once - through boiler designed by unidirectional compensation method.
本文介绍了用单向补偿法设计的300MW直流锅炉单元机组协调控制系统。
This paper introduces the waterwall features and start-up procedure of domestic 600mw supercritical variable pressure operating once through boiler under development.
文中介绍正在研制的国产600MW超临界变压运行直流锅炉水冷壁结构特点和启动过程。
A mathematical model is set up for calculating the water swell in a supercritical pressure once through boiler during its start up.
本文建立了超临界直流锅炉启动过程汽水膨胀的计算模型，并用试验进行了验证。
Scheme for retrofit of single furnace once through boiler into controlled circulating boiler is introduced, including the scope and results.
介绍了原单炉膛直流锅炉改造成控制循环锅炉方案、改造范围及效果。
The experiments show that the full scope real time simulation mathematical model of Russia made 500MW units supercritical once through boiler has excellent dynamic characteristics.
实验结果表明：所建立的苏制5 0 0MW超临界压力直流锅炉全工况的实时仿真数学模型具有良好的动态特性。
The experiments show that the full scope real time simulation mathematical model of Russia made 500MW units supercritical once through boiler has excellent dynamic characteristics.
实验结果表明：所建立的苏制5 0 0MW超临界压力直流锅炉全工况的实时仿真数学模型具有良好的动态特性。
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