转速

The Red Sea has used the diameter is the 9cm static figure radiation ventilator, but pursues the static sound to play the family to be possible to purchase a ventilator velometer, the hand control ventilator's rotational speed adjusts between 1200-2200 rpm, ventilator's noise is also is situated between 15-25db10% differently according to the rotational speed, both has satisfied the radiation request, and may according to user's need, the adjustment wind speed realize the user static sound demand.

红海采用了直径为9cm的静音型散热风扇，不过追求静音的玩家可以购买一个风扇调速器，手动控制风扇的转速在1200-2200 rpm之间调整，风扇的噪音也是根据转速的不同介于15-25db±10%，既满足了散热要求，又可以根据用户的需要，调整风速来实现用户静音的需求。

The results computed by ROTOR are compared with those by the software of Westing House Corporation and experimental result.

利用这些方法编制了双精度计算程序RTR，该程序不仅能计算临界转速，还能计算进动转速，能够直接计算出结果。

In this system,we define the left wheel as the norm wheal,the right is the differential wheel,controlling the benchmark wheel is to controll the speed,another one is to reduce the friction between the wheel and the ground when turning steer.so as to make the wheel purely rolling.

电动汽车电子差速系统中的左轮定义为基准轮，右轮定义为差动轮，控制基准轮转速是为了控制电动汽车的运行速度，控制差动轮转速是为了减小电动汽车转向时汽车车轮的滑动摩擦，尽量使电动汽车车轮运行在纯滚动状态。

The system may be configured as either a single-stage mode wherein the first gearset assembly (42) is received in the gearbox (40) to produce a rotational speed adjustment between the shafts, or a multi-stage mode wherein both the first and second gearset assemblies (42,44) are received in the gearbox (40) and are connected in series to produce a different rotational speed adjustment.

本系统可构造成单级模式或者多级模式，在该单级模式下第一齿轮组组件容纳在齿轮箱内以便在所述轴之间产生转速调节，在该多级模式下第一和第二齿轮组组件都容纳在齿轮箱内并串联连接以便产生不同的转速调节。

This paper is also concerned with the nonlinearity measure of the PKM, which depend upon differential geometry curvature. The nonlinearity can be reflected by the curving of the solution loci and the equal interval input of joints mapping into inequable interval output of the end-effector.

从而解决了PKM设计中根据进给能力需求优化结构参数、确定关节伺服轴极限转速，以及在数控编程中由机床结构参数、关节伺服轴极限转速和加速度评价刀具进给能力的软极限的两类互逆问题。

When the other parameters are fixed, the SSD can be decreased with the decrease of wheel infeed, the increase of wheel rotating speed and the increase of chuck rotating speed, and the increase of chuck rotating speed within a suitable range.

在一定的范围内，当其它磨削参数不变时，硅片的损伤深度随着砂轮进给率的增大而增大，随着砂轮转速的增大而减小，随着工作台转速的增大而减小。

Two kinds of fluids including liquid crystal and the mixture of liquid crystal and dibutyl sebacate were injected into the micro motors with four different structures of electrodes respectively.The renational corves between the rotate speed of the rotor and the voltage were got,and a series of conclusions o...

分别将单体液晶和单体液晶与癸二酸二丁酯的混合液体注入具有4种不同电极结构的微马达，得到了8条转子转速与电压的关系曲线，得出了转速与电压、液体种类、电极结构等关系的一系列结论。

The designing idea and realization method of a wireless tachometer of the engine with the wireless transmission technique were discussed.The design of the hardware and software of the wireless tachometer system was provided,based on TX100/RX100 ASK wireless receiving and transmitting radio module, real time clock chip PCF8563,AT89C2051 microcomputer and four-bit serial segmentary LCD of EDM1190A.

提出了一种应用无线传输技术的发动机无线转速表的设计思路及实现方法，给出了基于TX100/RX100ASK无线射频收发模块组、实时时钟芯片PCF8563、AT89C2051单片机和4位串行段式液晶显示器EDM1190A的无线转速表系统的硬件和软件设计。

The thesis illustrates the principle of the and its application in the system, establishes the simulation model of the vector control system of PMSM based on the EKF and successfully realizes the application of the speedless sensor in motor control. Firstly, based on the mathematic model of permanent-magnet synchronous motor, the PMSM vector control system is built. Secondly, the Extended Kalman Filter is designed for the on-line estimation of the speed and rotor position by only using measurements of the motor voltages and currents.

首先，基于PMSM的数学模型，建立了电机的矢量控制仿真模型；其次，设计了扩展卡尔曼滤波器，通过检测电机端电压、相电流对电机转速和转子位置进行在线实时估计，实现了PMSM的无传感器矢量控制；最后，在Matlab7.0环境下进行的系统仿真试验表明，该方法具有优良的转角跟踪特性和较好的转速跟踪特性，同时系统具有较强的抗负载扰动性能和较佳的控制性能。

So it always act as execute component in position control system and wide speed change system. It also fit in situation where need high torque, low speed, or speed change and feed back, or a situation need tensive.

因此，它特别适合于在位置控制系统和宽调速系统中作执行元件，也适用于需要大转矩、低速、转速调节、转速反馈和需要一定张力的场合。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。