径向碰磨是汽轮机组的主要故障之一。
汽轮机组是电力工业中重大的关键设备。
Steam turbine unit is the most significant equipment in electric industry.
这种新的蒸汽工况对汽轮机组提出了新的要求。
This steam conditions put new requirements on the steam turbine turboset.
在此基础上,开发出大型汽轮机组状态综合评价的软件系统。
On this basis a software system for the above evaluation has been developed.
等效焓降法计算汽轮机组效率相对变化量时,需选择变化基准。
In calculating the relative change of efficiency for steam turbines, it is essential to select the right change reference.
凝汽器运行的好坏将直接影响汽轮机组的经济性、安全性和可靠性。
The operation of condenser has a direct effect on economical efficiency, security and reliability of turbine unit.
主要探讨200MW汽轮机组法兰螺栓加热装置对高压缸胀差的影响。
This paper focuses on the influence of the flange and bolt heating equipment on differential expansion of HP casing in 200mw steam turbine.
介绍了300MW汽轮机组排汽通道出口速度分布对凝汽器传热端差的影响。
The thesis expresses velocity distribution of the exit of the exhaust hood of 300MW turbine effect on temperature difference of the condenser.
部分大型汽轮机组在进汽方式切换时,高压缸轴承振动与瓦温存在爬升现象。
Shaft vibration and bearing temperature increases at shifting steam turbine inlets mode in some turbine-generator sets.
大容量汽轮机组是一个复杂的机电系统,具有故障率高和故障危害性大的特点。
In power station, the steam turbine unit of big capacity is a complicated electricity and machine system. It features the high rate of fault and the graveness of harm.
汽轮机组状态监测与故障诊断技术是保证汽轮机安全运行和正常生产的重要措施。
The state monitoring and trouble shooting technique for the steam turbine set are the very important measures to guarantee the steam turbine to be well operated.
如何降低甩负荷时汽轮机组的动态超速始终是汽轮机控制系统设计的重要任务之一。
How to decrease the overspeed while the steam turbine suddenly lose full load is one of the important problems to design the control system of the steam turbine.
本文对汽轮机组事故发生频率最高之一的进水事故危害、发生原因及预防进行了阐述。
This paper introduced harm, cause and preventing of accidents of feeding water at the turbine.
介绍了汽轮机组热力性能试验通用分析软件的组成,给出了汽轮机加热器的通用计算模型。
The composition on general Analysis Software of steam turbine Thermal Performance Tests is introduced, and general calculation model of heater for steam turbine is given.
从汽轮机组和凝汽器的热平衡入手,对汽轮机性能老化后低压缸排汽点变动方向进行了研究。
Starting with the heat balance of steam turbine unit and condenser, the study is carried out on changed direction of exhaust steam point after turbine performance aging.
本文提出了一种新的防火保护方案,用于解决大型汽轮机组高压抗燃油电液控制系统环保问题。
A kind of new protection project to fireproof has been offered in this paper for solving the environment protection problem in high pressure antifire electro-hydraulic control system of large turbine.
汽轮机组实施计划检修耗时长、费用高,大修揭缸后往往发现汽轮机本体及辅助设备健康状况良好。
Scheduled overhaul on a steam turbine costs long time and much money, and the turbine body and auxiliary equipment are often found in good conditions when the cylinder is opened.
汽轮机组运行的经济性和安全性与其配汽方式密切相关,选择合适的配汽方式对机组运行极为重要。
Economic and safety of steam turbine unit is closely related to its mode of distributing steam and a suitable choice of mode of distributing steam is very important to its operation.
我们在浙江省的成功案例之一,是华能玉环电厂4x1000MW超超临界(USC)汽轮机组。
One of our successful cases here is Huaneng Yuhuan 4 x 1000 MW ultra supercritical (USC) steam power plant.
如果使用弹性基础,则基础的动力放大系数将减少98%左右,可避免基础与半速汽轮机组产生共振。
If a spring foundation is used, comparison shows that more than 98% of the power amplification factor will be reduced by the spring elements.
叶片是汽轮机组的关键零件之一,其型面加工质量的好坏将直接决定汽轮机组性能的优劣和效率的高低。
Blade is seen as a key part of the steam turbine. The performance and efficiency of steam turbine depend on the machining quality of blade surface.
甩负荷预测功能是确保机组成功进行甩负荷的一项重要措施,大型汽轮机组中发生该功能失效的情况很少见。
Load dump anticipation (LDA) function are one of the important steps to ensure the success of the steam turbine load dump test, and this circumstance is vary rare.
本文针对某个汽轮机组的动平衡实例中配重过大的问题,探索了现场动平衡中配置平衡重量个数和大小的合理性。
The reasonability in balancing the weight of steam turbines is studied based on the overweight problems experienced in actual field dynamic balancing.
采用非结构化四面体网格,对某600MW超超临界汽轮机组高压主汽调节联合阀的额定工况进行了数值模拟。
Unstructured tetrahedral meshes are used to simulate the flow field inside high pressure combined valves of a 600mw ultra supercritical steam turbine under the nominal condition.
采用非结构化四面体网格,对某600MW超超临界汽轮机组高压主汽调节联合阀的额定工况进行了数值模拟。
Unstructured tetrahedral meshes are used to simulate the flow field inside high pressure combined valves of a 600mw ultra supercritical steam turbine under the nominal condition.
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