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Results show that the convergence is improved evidently.(3). The hybrid model which combines three-dimensional simulation in turbine and zero-dimensional simulation in the other engine components is built in the present paper after learning the zooming technique from NASA. The matching between components in a single-shaft turbojet engine after the turbine retrofitting is studied.

在对以上三种不同层次的数学模型及其解法进行了研究的基础上，鉴于NASA的部件一维仿真与总体零维仿真相结合的ZOOMING技术，本文采用将涡轮的全三维仿真与发动机总体的零维仿真相结合的方案，对某单轴涡喷发动机在涡轮改型后的匹配问题进行了研究。

The distuibution of axial plane stubs and stub crossing points are non-uniform and quantity of them is not equal when the blade is made by using traditional design method of turbine. These are not benefit with calculating wood model and drawing. In this paper, to make blade wooden patterns is using blade mean camberline. This makes the wooden patterns meet the demand of the design and meet the shape of the runner blade. And this can agree with requirements of hydro and mechanical analysis and making the model of blade by using the numerical control machine. It has reference value to whole design of turbine.

针对传统方法设计水轮机叶片时，获得的轴面截线和截线交点疏密不均、个数不等、不利于叶片木模的计算和绘形的缺点，文中利用叶片叶型骨线数值生成叶片木模图，使新的木模图能够更好的体现设计要求和符合实际转轮叶片的形状，并能满足进一步的水力和机械分析以及数控机床制作模型叶片的需要，对水轮机的整体设计具有参考价值。

To get the biggest power coefficient at various of wind speed, put out the argument of controlling wind turbine according to the wind pressure which act on the wind wheel swept area. Design and make a wind turbine which can adjust pitch angle of oar leaves through various of wind speed, and make experiment of characteristic.

1引盲 传统的风力机优化设计方法是以桨叶各截面在设计风速处具有最大的功率系数为目标，设计是针对事先确定的一个设计风速进行的，风力机只能在设计风速点处获得最大功率系数。

Analyses characteristics of the wind turbine and ventilation fan for underground engineering, and discusses the matching scheme with a wind turbine as power supply. Verifies the scheme with calculation examples.

通过对风力机和地下工程用通风机特性分析，讨论了利用风力机作为动力源驱动通风机对地下工程进行通风的匹配方法。

The H∞ robust control problem is resolved with 2-Riccati algorithm, and the H∞ robust controller is used in the rotating speed control of wind turbine, which results in completely wind turbine speed control within frequency band of wind speed variation.

用2-Riccati算法对H∞控制器进行求解，将该控制器用于风车的转速控制中，最终实现在风速波动频率范围内的风车完全转速控制。

A mixed sensitivity H∞ control model is constructed and the band width of wind turbine speed control is designed according to the frequency characteristic of wind speed variation and noise of rotating speed sensor. The sensitivity function is decreased within this frequency band to restrain the wind torque perturbation to wind turbine rotating speed control.

通过构造基于复合灵敏度的H∞鲁棒控制模型，根据风速的波动频率范围和传感器的噪声频率范围设计了风车转速控制的带宽，并在此带宽内降低系统的灵敏度函数，来抑制风力转矩对风车转速控制的干扰。

According to the design procedure of wind turbine blades, computing blade parameters based on the vortex theory, a kind of new program design method is offered to display the section and 3D model of wind turbine blades.

按照叶片设计的实际过程，在涡流理论设计叶片参数的基础上，提出了一种能在计算机上立体显示叶片截面及结构的设计方法。

We, establishing and acting from the date of 18,12,2008, manufacturing type of goods such as Francis turbine and governor, inlet global valve of turbine, generator and excitation system from the date of 01,02,2009, having address at China, hereby to authorize to and extend complete power of attorney to the Bidder to offer the goods manufactured by us under the Bid Document of the Bidder.

We， 我门从2008年12月18日起开始制造如轮流式水轮机以及自动调节器，从2009年2月1日引进引进全球涡轮阀门，调节器以及加速系统，生产厂址位于中国××××，由此根据投标方投标文件的内容授权并扩大对投标方的委托权来提供由我们制造的产品。

"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。

The electric pump driving and steam turbine driving, which proves that it is possible that the transformation from electric driving mode to the steam turbine driving mode.

结合汽轮机的三缸改造，对下花园发电厂200MW机组采用小汽轮机拖动给水泵进行了热经济性工业对比试验，给出了200MW机组进行汽动给水泵改造的经验与建议。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。