main steam

At last, the main steam pressure during optimum sliding pressure operation of the unit at a given load is determined, and the theoretically calculated and the tested main steam pressures during optimum sliding pressure operation are basically the same.

最后，确定了机组在给定负荷下最佳滑压运行的主蒸汽压力，理论计算和试验结果表明，最佳滑压运行主蒸汽压力基本相同。

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Main steam temperature system is a typical open loop stable system with large time delay, its model can be described by an equivalent First Order plus Pure Dead Time ( FOPDT) type.

火电厂主汽温系统是典型的大滞后开环稳定系统，其过程模型可以等效为常用的一阶加纯滞后形式（FOPDT）。

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Static Closing Time Test Analysis of Main Steam Valve Regulation Steam Valve in No. 1 Steam Turbine, Pucheng Power Station

蒲城电厂1号汽轮机主汽阀及调节汽阀静态关闭时间测试及分析

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It confirms that tempering quality after being circle checked is the main cause for deformation of the steam seal ring made by rolling.

通过分析，确认校圆后的回火质量是钢板卷制汽封圈产生变形的主要原因。

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Combined Creep Measuring and Life Predicting for the Main Steam Pipeline

主蒸汽管道联合蠕变测量及寿命预测

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Analysis on the Fracture of Throttle Device of Main Steam Pipe

主蒸汽管节流装置爆裂原因分析

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Application of internal model and self-adaptive PSD controller in the main steam temperature controlling system

内模自适应PSD控制器在主汽温控制中的应用

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Simulations of the main steam temperature control in power plants show that the controller performs well.

火电厂主汽温控制的仿真结果表明了这种控制器具有良好的控制性能.

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The above-mentioned methods are applied to the main steam pressure control of combustion control system, the simulation results verify its feasibility.

将上述策略应用到燃烧控制系统中的汽压控制子系统，仿真试验结果验证了其可行性。

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Increasing the main steam outlet temperature will increases the available enthalpy drop in the turbine.

提高主蒸汽出口的温度会增加蒸汽在汽轮机中的可用焓降.

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In main steam pressure system it is realized and a satisfied control result is got.

在主汽压力控制系统中,取得了令人满意的效果.

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As the main steam temperature control with the lag, double-loop regulation scheme used to implement the use of cooling water on the main steam temperature control.

针对主蒸汽温度调节中被调对象的滞后性，双回路的调节方案用来实现利用减温水对主蒸汽温度的有效控制。

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Event Tree Analyses of Steam Generator Heating Surface Tube Rupture Induced by Main Steam Line Break

主蒸汽管道破裂叠加蒸汽发生器传热管破裂事件树分析

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This paper presents the manufacturing method for inner chamber of HP main steam control valve for600MW turbine under current conditions.

就在现有条件下解决600MW汽轮机高压主汽调节阀的内腔加工难关，实现该部件的内部生产制造方案进行介绍。

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Analysis of Crack of Weld on Main Steam Piping Drainage of Unit 1 in Xibaipo Power Plant

西柏坡发电厂~1机主汽疏水管焊口裂纹分析

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Due to the main monitoring local parameters including the main steam pressure and temperature, reheat steam temperature, back pressure, heater terminal temperature difference, etc. deviating from the design values frequently during unit practical operation, it affects unit thermal economics.

火电机组在实际运行中，其主要监控的局部参数包括主蒸汽压力、主蒸汽温度、再热蒸汽温度、背压、加热器端差等经常会偏离设计值而影响机组的热经济性。

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OEM manufacturing spray nozzle and the main steam loom Vice jet parts.

OEM制造喷汽织机主喷嘴及副喷零件.

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Improving Main Steam Dynamic Characteristics by Simulation Optimal Method in PC/ AT

仿真法参数寻优改善主汽温动态品质

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Oval Degree Change of Elbow in Main Steam Pipe

主蒸汽管道运行中弯管不圆度变化

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The Research on the Cracking of Tee Joint Welding of Main Steam Pipe

主汽管三通焊缝开裂泄漏原因分析研究

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Analysis of Main Steam Pressure Control of 600 MW Generating Unit in Panshan Power Plant

盘山电厂600MW机组主蒸汽压力控制分析台山发电厂600MW机组选型探讨

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Investigation on Main Steam Temperature Lower than Design Values in Type DG 220/ 9.8-4 Boiler

DG220／9.8－4型锅炉主蒸汽温度低于设计值的探讨

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This article contains three optimization goals: following the load instruction, reducing the throttling losses of turbine high-pressure main steam valve and reducing the amount of fuel.

本文的优化目标有快速跟踪负荷指令、减少汽机高压主汽门节流损失和减少燃料量。

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Analysis of "W" Flame Boiler Main Steam Temperature Control

W火焰锅炉主汽温度控制探析

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Main feed lines, main steam lines, shafting, and boiler brickwork within the ship are especially sensitive to shock.

船内的主要燃料系统蒸汽系统、轴系以及汽锅装置等对冲击波特别敏感。

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The additional installment of the temperature detector and alarming equipment at the inlet main steam pipes of turbo generator

透平发电机入口主蒸汽管增设温度检测及报警装置

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Cause Analysis and its Treatment to Leakage of Main Steam Drainage Pipe Socket

主蒸汽疏水管接管座泄漏的原因分析及处理

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Feed-forward compensation is the most commonly used control methods for the main steam pressure regulation, but it is too hard for the common fixed parameter control system to meet the needs of the control system.

对于主汽压力的调节，目前常采用是前馈补偿的控制方法，但普通的固定参数的控制系统很难满足控制要求。

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A real time model to simulate the main steam system and turbine set is introduced.

介绍了一种电站主蒸汽系统与汽轮机组实时仿真模型。

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Improvement of Oil Drive Machine Moving Test Valve for Main Steam Valve of 300 MW Turbine

300MW汽轮机主汽阀油动机活动试验阀改进

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