查询词典 steam turbine

The welding distortions of the diaphragm with coroneted blades in steam turbine have been studied with model and production experiments in this thesis. It is a main purpose to find out the rule of welding distortion of the diaphragm in radial, circumferential and axal direction.

为了掌握蒸汽轮机自带冠靜叶隔板焊接产生的直径变形、半径变形、节圆收缩率和倾斜变形的基本规律、提出减小和调整焊接变形的合理工艺措施，本文通过基于正交设计的模型试验和现场监测对自带冠靜叶隔板的焊接变形进行了研究。

The operation principle of the air cooling system is to lead the gas from the steam turbine to cooling fin which is 40 meters high, then, cool the gas using air outside the pipe and wind from the cooling fan. Change the gas to water, and now collect the water to condensational water tank.

直接空冷系统的工作原理是将凉水塔取代，将汽轮机排汽管引至四十米以上的高度，进入带翅片的管束，通过管内始终循环，再利用循环中的空气和风机向上的引风来冷却，将蒸汽凝结成水，冷凝水从管束流至收集系统至冷凝水箱，将水反复使用。

Through the analysis on the production process of L-TSA oil, the factors of affecting the demulsibility of steam turbine oil are sought from the base oil, additive and blending process.

通过对L-TSA油品的调合过程进行分析，分别从基础油、添加剂和调合工艺过程三方面探寻制约汽轮机油抗乳化性能提高的原因，研究发现基础油的白土吸附深度、水分含量对基础油本身的破乳化性能影响显著，从而导致用其调制的汽轮机油抗乳化性出现相应变化；而添加剂中金属减活剂和防锈剂的加剂量对成品油的抗乳化性能有一定的影响。

Research on the Over critical and Overflow at Variable Conditions of Marine Steam Turbine;2. Strongly total domination edge critical graphs;3. This paper measures the critical energy of detonation of hydrocarbon fuel(butane,naphtha,pentene,hexene,JC5) and air mixtures using Bruceton method in the rectangular shock tube.

该文在矩形激波管内采用布鲁塞顿法测定了丁烷、石脑油、戊烯、己烯、JC5等碳氢燃料与空气混合物形成爆轰时所需的临界起爆能，并根据所测定的临界起爆能的大小，分析比较了这几种碳氢燃料的相对爆轰敏感度及相应的安全性能，最后讨论了分子量，分子中键的饱和度和分子结构等因素对碳氢燃料临界起爆能及相应的安全性能的影响。

This paper analysed reason that solidified water s oxygen content overproof on C100/N125 steam turbine and put forward remalee method for system.

对C100/N125型汽轮机凝结水含氧量超标的原因进行了分析，提出了系统的改造方法。

Finally, the effects of endwall boundary layer suction in a stator cascade of steam turbine last stage on sucking the deposited water and restraining the development of secondary flow are discussed.

最后，作者还对在汽轮机末级静叶栅中利用端壁边界层抽吸达到既抽除沉积水份，又抑制二次流的方法进行了研究。

As a result, the lost of productivity and the expenditure on reconditioning and maintenance of steam turbine would lead to a huge economic damage in the power industry and the national economy.

因为这两方面直接关系到电厂运营的经济性和安全性，所以，开展湿蒸汽两相流的研究对电力工业的发展有很高的价值。

This paper take the typical craft of phthalic anhydride which productivity is 20000 ton/year as an example, and analyses the feasibility of using saturated steam turbine to generate electricity or to drive directly large-scale air blower, in order to recycle the afterheat generated in the process of phthalic anhydride production.

以生产能力为20kt/a的典型苯酐工艺为例，分析了用饱和蒸汽汽轮机回收苯酐生产中产生的余热用于发电或者直接驱动大型风机的可行性。

This diagram shows how a BlackLight Reactor may power a steam turbine.

这个图表展示了利用不可见光可以启动蒸汽机。

The back pressure of condenser makes a great impact on its thermal efficiency and the economy of thermal system. However, its main task is to set up and maintain a certain vacuum degree for air extraction outlet of steam turbine.

汽轮机的背压对其热效率和热力系统的经济性有很大的影响，而凝汽器的主要任务就是为汽轮机排汽口建立并维持一定的真空度。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。