查询词典 turbine-driven

Using the user-defined model function of PSASP, transient stability computation is carried out and different models of hydraulic system are taken into consideration. The effect of different hydro-turbine and conduit system models on transient stability computation is compared and analyzed.

利用电力系统分析综合程序提供的用户自定义模型接口功能，在多机系统暂态稳定计算中分别计入水力系统不同模型，分析了水轮机和输水系统不同模型对暂态稳定计算结果的影响。

One of these experiments is that large turbine generator stator end of the two-tier network predigests streamline continuous conical woven conical shell-beam structure or laminated reinforced cone shell model, after experimental modal analysis to identify various parameters

一般来说，力锤的锤头中包含一个压电式力传感器，端部绕组还要安装用于采集振动响应信号的加速度传感器，对两个传感器的信号一起进行频响函数估计，并进行曲线拟合，最后得到被测物的模态参数，根据得到的

The designed thinking of a complex CNC surface grinding machine for turbine cylinder is narrated briefly.

概述了数控汽轮机缸体表面打磨机的设计思想。

By virtue of bifurcation diagrams, Poincaré maps, orbits, time histories and frequency spectrum diagrams, the nonlinear dynamic responses of the generator rotor and hydraulic turbine rotor with coupling faults were analyzed. The results confirmed rich nonlinear motions such as periodic motion and quasi-periods with different values of parallel misalignment and declination. Moreover, the process of rub-impact is so complex that many low frequencies with large amplitude are in the range of

通过分岔图、Poincaré截面图、轴心轨迹图、时域波形图和幅值谱图系统地分析了发电机转子与水轮机转子在耦合故障下非线性动力学响应，发现机组转子系统随不对中平行量和偏角变化存在周期运动和复杂的拟周期，其碰摩过程非常复杂，机组故障特征频率除主要在1倍频外，还在0.3~0.4倍频处存在幅值较大的谐波分量。

A logical economic diagnosing model of the thermal power power plant,including optimization value dynamic seeking model and deviation analysis model based on deviation factor and the improved method for the determination of wet steam enthalpy in the last stages of steam turbine,is developed.

针对国内火电站的运行管理现状，深入研究建立合理的火电机组实时经济性诊断模型，包括了目标值动态寻优模型、单位偏差系数模型和湿蒸汽焓的改进算法。

The vibration characteristics of an oxygen-turbopump rotor with a cantilever turbine disk of rocket engine have been studied on a rotating test rig.

在旋转试验器上研究了带悬臂涡轮盘火箭发动机氧涡轮泵转子的振动特性，并在此基础上完成了氧涡轮泵转子的高速动平衡试验。

The damage analysis of cracked turbine disk in the rocket engine is described. From a series of analyses, the causes of failure were reasoned through calculation and experiments, fatigue analyses which include stimulating vibration test and fatigue strength calculation were emphasized.

针对某火箭发动机涡轮盘在热试车中出现的裂纹故障，进行全面的分析，准确定位故障类型，以试验和计算分析给出合理的故障原因，重点是在疲劳分析方面所做的工作，包括振动模拟试验、疲劳强度计算，并根据疲劳强度分析结果提出改进方案。

The process of vapor pressure reducing was achieved through decompression valve and throttling disk. Centrifugal nozzles were installed along the circumference to makewater sprayed more uniform and atomization effect better. The atomization could be optimized and heat transfer between water and vapor was intensified in Ventri. The airproofed-baffle and the holes at the outlet of mixed-pipe, prevented droplet with bigger diameter from entering the turbine, and thus protected the vanes.

减压阀与节流孔板相配合，实现对高压蒸汽的降压过程；离心式喷嘴环形布置，使喷水均匀，雾化效果好；文丘利管的使用，进一步优化了减温水的雾化效果，强化了汽水间的传热效果；混合管出口设置密封挡板和出流孔，阻止了直径较大的水滴进入汽轮机，保护了叶片。

It is also possible to predict both the frequency and amplitude of pressure fluctuation at the inlet and outlet of all parts of turbine, as well as the phenomenon of rolling vortex in the draft tube.

从而得出水轮机各部件内的瞬时流态和随时间的变化过程，预测了水轮机各部件内压力脉动的频率和幅值，并显示尾水管内的旋转涡带现象。

Because of the confinement of objective condition, the spiral case and draft tube measurement of prototype is smaller than that scaling from the model, so in design stage, analysis of the effects on turbine performance after modifying is necessary.

受客观条件制约，电站真机蜗壳和尾水管尺寸比按模型换算的真机尺寸值要小一些，在设计阶段需要通过数值模拟分析尺寸改小后对机组水力性能的影响。

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。