查询词典 steam power

Intermediate heat cycle can be reduced because the tail blade turbine steam humidity and reduce steam consumption. improve plant efficiency and thermal cycling in the unit were popular, however, Reheat temperature control system with nonlinear their targets, inertia, the characteristics of delay, Power Plant to become more difficult to control the system-paper fuzzy control theory and fuzzy logic, reconsidered conventional PID control law on the basis of the study and intelligent fuzzy PID control, the 300MW units Reheat fuzzy control process using adaptive PID control, the introduction of load feedforward. design configuration, the final design complex adaptive feedforward cascade control system and MATLAB for simulation, simulation results show that the response speed, Robust control and accuracy, the system has considerable advantages Unit to improve the efficiency and reduce the operational workload.

中间再热循环技术因其可以降低汽轮机尾部叶片的蒸汽湿度和降低汽耗，提高电厂的热循环效率而在单元机组中被普遍采用，然而，再热气温控制系统因其对象具有非线性，大惯性，大迟延等特点，成为火电厂较难控制的系统之－，本文运用模糊控制理论和模糊逻辑推理，在重新认识常规PID控制规律的基础上探讨了PID与智能模糊控制相结合，在电厂300MW发电机组再热模糊控制过程中使用自适应PID控制，引入负荷前馈，设计组态，最终设计出自适应复合型前馈串级控制系统，并在MATLAB中进行仿真模拟，仿真结果表明，在响应速度，鲁棒性和控制精度等方面，此系统都具有相当大的优越性，有利于提高机组的效率和减轻运行人员的劳动负荷。

Pulse-type traps Pulse and two orifice traps are down according to changes in vapor pressure regulating valve switch, even if the valve is completely closed the entrance and exit is through the first and the second hole connected, always not fully closed, the steam constantly Yat out Water Power Control Valves steam leakage large.

脉冲式疏水阀脉冲式疏水阀有和两个孔板根据蒸汽压降变化调节阀门开关，即使阀门完全关闭入口和出口也是通过第一、第二个小孔相通，始终处于不完全关闭状态，蒸汽不断逸出，漏汽量大。

"Sri Lanka" ship is powered by 2 General Electric A4W/A1G the pressurized water reactor and steam turbine 4, the reactor thermal efficiency of 25.6 percent for each reactor 2 steam turbine-driven, with a total power of up to 260,000 horsepower, The maximum speed of 30, the sustainable use of fuel for 15 years, range up to 800,000 -100 10,000 sea miles, self-sustaining force for 90 days.

&斯&舰动力装置为2座通用电气公司的A4W/A1G压水堆和4台蒸汽轮机，反应堆热效率为25.6%，每个反应堆驱动2台蒸汽轮机，总功率高达26万马力，最高航速30节，燃料可持续使用15年，续航力可达80万－100万海里，自持力为90天。

Designs, develops, manufactures and sells industrial blowers, and steam and water turbines that act as the components of steam-driven electrical power generation plants in the People's Republic of China.

公司概述武汉通用集团有限公司是一家设计、开发、制造及销售蒸汽驱动发电工厂所需的工业型鼓风机和水蒸汽涡轮机的中资企业。

And through calculating, the values of low-pressure steam extra-flow rate in different power-to-heat price ratios are given. At the same time, the ejector factors in practical process, which also affect the application of the steam ejector pump, are also analyzed.

同时，由于喷射系数直接影响着蒸汽喷射式热泵的应用，本文对喷射系数做了大量的计算和分析，给出了实际工程中常用的喷射系数，对于石化企业的决策可以起到一定的参考作用。

A cluster of metal steam above welding pool and its obvious effect on reducing the laser energy input was found by real time image sensing. Side-blowing shield gas could remove the metal steam, and the effective power of the laser was elevated.

通过实时的图像采集，观察到熔池表面存在的团状金属蒸气，其对激光能量的输入造成较大影响，通过侧吹气体可以将其去除，提高激光有效功率。

High pressure supply water heater uses discharge steam from steam turbine to heat supply water of boiler, and makes supply water to reach required temperature so as to improve thermal efficiency of power plant and to ensure output of the unit.

高压给水加热器是利用来自汽轮机的抽汽，来加热锅炉给水，使给水达到所要求的温度，从而提高电厂的热效率和保证机组的出力。

Establishing on the foundation of the project of 'the monitoring state and maintenance assist support system of feed pump for 300MW unit, Shiheng Power Plant, Shandong', this paper's content comprise on-line monitoring and thermodynamic calculation on small steam turbine for feed water pump, and supply the necessary data for feed water pump's performance analysis, trouble analysis and small steam turbine's performance analysis, optimization, heat stress calculation and tremble monitoring.

本论文的内容是建立在&山东石横电厂给水泵状态监测与维修辅助支持系统&项目基础上，涉及大型机组锅炉给水泵驱动用小汽轮机进行在线监测和热力计算，为给水泵的性能分析、故障分析以及小汽轮机的性能分析和优化、热应力计算和震动监测提供必需的数据。

Using the theory of steam turbine's varying conditions, research thermodynamic calculation on steam turbine for feed water pump, and integrated to the monitoring state and maintenance assist support system of feed pump for YuanBaoShan Power Plant.

应用汽轮机变工况理论，开发给水泵汽轮机性能计算模块，并集成到元宝山电厂给水泵组状态监测与维修辅助支持系统。

The wetness measurement equipment is designed and manufactured. In this equipment, the wet steam sample is heated from wet steam state to superheated state, The wall temperature of both tubes becomes equal by regulating their heating power respectively. Therefore, no any of heat loss, including no thermal radiation heat loss, exists.

设计研制了一套具有实用价值的加热法湿度测量装置，实现了既对所抽取的流动湿蒸汽试样进行加热和通过调节加热段部分的内管与外管各自的加热功率使两者温度相等，消除了内管与外管之间的各种散热损失，尤其是避免了以往的加热法测量装置中无法避免的高温元件向外的热辐射损失，从而提高了湿度测量的精确度。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了