查询词典 cascade

Cascade Control is applied wildly in industrial production, the cascade control system can improve quality of control with special gifts, improve quality of control effectively.

串级控制在工业生产中有着广泛的应用，串级控制系统对改善控制品质有独到之处，是改善控制质量的有效方法之一。

Experimental investigation on strongly separated flow in an annular compressor cascade ;2. The structures of separated flow, especially, vortices, inside an annular compressor cascade at large incidences have been studied baized on the flow visualization images obtained by means of Laser-sheet method and 7-hole probe measurement.

本文采用激光片光层加示踪粒子流场显示技术，观察和摄取了环形压气机叶栅在约十14大攻角下的内部流动图像；采用七孔气动探针测量了叶栅出口截面上的速度分布S通过对流场实验结果的分析，并结合本文第一部分中得到的叶片近壁区分离流结构，得到了该环形压气机叶棚中严重分离流场的分离流形态和旋涡结构。

A numerical calculation method to solve the cascade equation was presented. Analytical solution to the cascade equation was obtained in the case of quasi-ideal cascades, that is, the cascades with a constant partial cut at all stages.

各级组分分流比不变的多组分级联称为准理想级联，得到了计算存在损耗的准理想级联中相对产品流、相对贫料流、级联中总物质流量以及产品流和贫料流中组分丰度的解析表达式。

A numerical calculation method to solve the cascade equation was presented.Analytical solution to the cascade equation was obtained in the case of quasi-ideal cascades,that is,the cascades with a constant partial cut at all stages.Formulas were given for the calculation of the relative product and waste flows,the total substance f...

各级组分分流比不变的多组分级联称为准理想级联，得到了计算存在损耗的准理想级联中相对产品流、相对贫料流、级联中总物质流量以及产品流和贫料流中组分丰度的解析表达式。

The hot helium temperature follows HTR-10's nuclear power changes slowly, and there is a large coupling between them, so the RPHHT system adopts cascade control, the minor loop is fast, and the major loop is hot helium temperature control loop whose dynamic response is slow; there is also a large coupling between main helium loop and steam-water loop, and both the main steam temperature measure signal and the heating process of the once-through steam generator are delayed, therefore, the MHFMST applies cascade control, the minor is main helium flow control loop whose dynamic response is fast, and the major is the main steam temperature control loop whose dynamic response is slow.

本文运用机理建模法，建立了HTR-10系统动态控制模型，然后进行了动态性能仿真，将堆芯用集中参数表示，冷却剂按一维流动处理；直流蒸汽发生器按二回路工质不同的相分为预热段、蒸发段和过热段，建立了三环节控制模型，得到HTR-10系统控制模型；仿真结果与数值计算结果对比表明，本文所建立的控制模型，能近似地反映HTR-10的动态特性，适合设计控制系统。

The results show that various blade stacking lines have a great effect on location, strength and scale of passage vortex at cascade exit, moderate positive curved blade and positive leaned blade can decrease energy loss of guide vane cascade.

计算结果表明：导向器叶栅采用不同积叠线形式的叶片，对导向器叶栅出口截面上通道涡的位置、强度和尺度以及能量损失的影响是显著的，采用适度的正弯或正倾斜叶片可降低导向器叶栅的能量损失。

Fence vortex, which more to the middle of the cascade passage, reduce the loss near the middle of the cascade.

吸力面翼刀通过阻断气流的展向流动和产生反向翼刀涡来对栅内二次流动进行控制。

Alternative layers of target material 〓 are irradiated with (47.5 MeV/u)〓 ions, the ternary fission events of hot nuclei are verified and the probabilityratioes of ternary fission relative to binary fission with projectile energy from25Mev/u to 47.5MeV/u are measured and reprodurced with calculation result ofstatistical cascade fission model program written by myself. The fact that ternaryfission at low excitation energy come from cascade fission is shown.

5MeV／u〓束轰击Bi靶时，用叠层靶技术，实验证明了热核三分裂变确实存在，并测量了25MeV／u～47.5MeV／u 〓三分裂变相对于二分裂的三二比的激发曲线，利用自编级联统计模型程序，模拟了低温热核的三分裂相对于二分裂的几率，结果也表明在较低激发时热核三分裂是级联三分裂。

High power cascade static synchronous compensator is a typical nonlinear system; the control theory and algorithm of which are complex and abstract.

大容量链式静止同步补偿器是典型非线性系统，其控制理论和算法复杂且抽象。

The matched abundance ratio cascade theory was used to design the cascades.

应用匹配丰度级联理论的基本原理，计算了不同关键相对分子质量下的级联，分析了级联参数的变化。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"