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

    锅炉汽包水位控制一直控制领域一个典型问题

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

    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

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  • In the process of lifting the high pressure steam drum of a 9e HRSG, great deformation and stress may happened to the drum and associated pipes.

    某热电厂早期进口9eHRSG高压汽包上抬过程中,汽包或汽包相连的部件可能产生过大变形应力

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

    锅炉汽包液位控制表明这种模糊pid控制器明显提高系统性能

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  • The paper analyses the leaking reasons for the newly installed valves of the new HP steam drum, and describes the measures to plug the leak under pressure.

    分析高压汽包一批安装阀门泄漏原因详细介绍带压堵漏所采取措施

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  • The dynamic characteristics of steam drum water level along with its traditional control technology and the fuzzy control theory have been detailedly analyzed in this paper.

    文中较为详尽地分析了汽包水位对象动态特性传统控制技术以及模糊控制理论

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  • Besides, the fatigue damage for both the boiler steam drum and the notch specimen under varied amplitude low cycles is investigated with the effect of average stress taken into account.

    同时还研究了变幅疲劳缺口试件锅炉汽包损伤,并考虑平均应力影响

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  • Heated with saturated steam, to increase the drum wall thickness and weight.

    饱和蒸汽加热的,须增加厚度重量

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

    引入凝结比例系数,简化了汽包液面容积求取。

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  • For the fact that the present sulphuric acid price is low, it is proposed to change the production of compound fertilizer from rotary drum steam granulation to ammonia and acid granulation process.

    针对当前硫酸价格提出了把蒸汽造粒生产复合肥工艺改为氨酸法造粒生产复合肥。

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  • 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.

    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。

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  • Boiler is an equipment of produce steam, to keep the water level of the boiler drum within a certain range is very important.

    锅炉生产蒸汽设备保持锅炉汽包水位一定范围内非常重要的。

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  • Drum can seriously affect the boiler works, water boiling will make the steam with water overflow, resulting in the production process;

    汽包水位过高严重影响锅炉正常工作沸腾过程中使蒸汽带着溢出造成生产过程中的危险;

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  • 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.

    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。

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  • 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.

    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

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  • Described is a method of superheated steam regulation for the heat recovery boiler of a gas steam combined cycle power plant, the so called boiler drum saturated steam attemperation.

    介绍了燃气蒸汽联合循环电站余热锅炉过热蒸汽调温一种方法—自身饱和蒸汽减

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  • Soda mixture after separation in drum, drops water through the pipe into the loop, and saturated steam into the overheating system, heating to a certain degree of superheat steam.

    燃气锅炉价格及锅炉汽水混合物中进行分离通过下降进入循环回路,饱和蒸汽进入过热系统加热具有一定过热度蒸汽。

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  • The operation and application and damages of the rubber lining of the steam condensate refining drum were analyzed. The experience in rubber lining restoration and replacement were summarized.

    蒸汽冷凝精制工况使用损坏情况进行了分析,并总结了衬胶修复更新经验

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  • The author described philosophy, causes and precautions for water hammer appearance in steam piping, drum, feedwater piping, economizer, drum draining tube, sub-steam cylinder etc.

    叙述蒸汽管道、锅给水管道、煤器。锅筒放水管、分汽缸发生水冲击的基本原理产生原因预防措施

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  • At the high load condition, change the rotating speed of steam or electricity feed water pumps to ensure the water level of the drum.

    负荷时通过改变水泵转速改变给水量,用三冲量系统控制汽包水位

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  • Soda mixture after separation in drum, drops water through the pipe into the loop, and saturated steam into the overheating system, heating to a certain degree of superheat steam.

    饱和受热蒸发成为饱和蒸汽; 饱和蒸汽加热成为具有一定温度过热蒸汽,锅炉产生蒸汽也主要经过三个阶段。

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  • In the application, the drum water level, steam 'temperature and flow are all fallen in well control, and the running benefit are improved.

    实际应用控制系统后,水位蒸汽温度产量得到良好控制,提高运行效益

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  • The coal washing plant steam boiler drum diameter is larger than other boiler manufacturers, stable output, high quality steam.

    水洗燃煤蒸汽锅炉直径其他锅炉厂家运行稳定出力足,蒸汽品质

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  • Based on the characteristics of superheated steam temperature of a drum boiler, a new cascade feedback control system with load feed-forward is designed.

    针对锅炉过热特点设计前馈-反馈串级复合型控制系统

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  • The automatic control of boiler's drum level and steam temperature is realized by applying FIX software.

    介绍应用FIX软件实现热电厂锅炉温度水位自动控制

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  • The controller is applied to the overheat steam temperature system of drum boiler. The validity, the high-speed and the robustness of the control system are demonstrated by simulation results.

    控制决策应用锅炉过热控制仿真表明该控制有效性快速性鲁棒性。

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  • The controller is applied to the overheat steam temperature system of drum boiler. The validity, the high-speed and the robustness of the control system are demonstrated by simulation results.

    控制决策应用锅炉过热控制仿真表明该控制有效性快速性鲁棒性。

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