转速

Projectile's radial acceleration sample value in trajectory includes projectile's angular velocity information and air drag acceleration,to extract angular velocity-time series value,the design method of the FIR digital filter firstly uses Matlab to design and emulate,and then on the float-point of DSP digital filtering is realized.

旋转弹丸外弹道离心加速度采样信号包含有高频弹丸转速信息和空气阻力加速度低频分量，为了提取弹丸转速－时间序列值，需要实时滤除低频阻力加速度分量，设计了在DSP中实时实现的数字滤波器。

The instantaneous power theory was employed to analyze the instantaneous power of the control winding and the control scheme for the DWIG system with diode bridge load was obtained. The component of the currents on the control-winding flux determines the instantaneous reactive power, and the component on the perpendicular direction of the flux decides the reactive power. The former one influences the DC voltage of the diode bridge on power winding and the latter one influences the DC voltage of the static excitation controller of control windings.

基于瞬时功率理论，推导出按控制绕组磁场定向时控制绕组的瞬时功率，在此基础上分析了带整流桥负载的定子双绕组感应电机发电系统在宽转速运行时的电压调节机理，即：控制绕组电流在控制绕组磁场及其法线上的分量，分别决定着发电系统功率绕组整流桥直流侧电压和控制绕组静止励磁控制器(static excitation controller，SEC)直流侧电压，据此提出宽转速运行时DWIG发电系统电压控制策略。

Rotation sensor is an important branch of sensors and it is very crucial for systems to apperceive, acquire and detect information. In this paper, a photoelectric regular polyhedron rotation sensor was designed for the fine measurement of the rotator's speed.

本文所研究的光电式正多面体转速传感器，是针对于回转物体的转速进行高精度测量的一种装置，它可以将回转物体的角速度信息转换成电脉冲信号，并进行测量显示。

Through using the computer in the teaching of critical speed experiment of flex rotor axis , this paper measurers the revenant data as the flex rotor axis passing the critical speed, and expounds the advantages of using computer in this experiment.

通过将计算机用于柔性转子轴的临界转速实验教学，对柔性转子轴在通过其临界转速时进行了相关数据的测量，并阐述了将计算机应用于该实验的优点。

The CO2 and SO2 concentration rose with the engine speed increases.

在引擎排气的部份，发现CO 的排放量随著转速的增加而减少，SO2 则是随著转速的增加而增加。

In practical experiment on a ceramic cylinder gyroscope, it shows that the resonant frequency is quite approximate to the simulated one. A good linear relation of the sense voltage to rotation speed is obtained, which indicates the piezoelectric ceramic cylinder gyroscope is good at the measurement for low and medium rotation speed.

在圆柱型陀螺仪之实验过程中，显示驱动与感测之共振频率几乎为一致；而在旋转实验中得到转速与感测电压拥有良好的线性关系，亦指出该陀螺仪在中低转速下拥有较佳之线性关系。

For the capacity of propeller turbine is often small, people pay little importance on the transformation of reducing capacity under specified conditions. So, nowadays little research mentioned above has been developed.For the particularity of the designed factors, the author has improved the traditional theory, and has fined an available Method of singular point distribution. At present, no one has developed CAD hydraulic design software of lower specific speed axial flow runner in our country.

由于设计条件的特殊性，在研究设计方法过程中，论文基于传统设计理论，对引用的一些基本规律做了一定改进，在具体设计过程中，对经验参数的选择方法做了一定探索，研究与探索运用奇点分布法设计低比转速轴流式转轮叶片；传统的设计工作全部由人工完成，无法满足当今社会科技生产发展的需要，因此论文开发了一套具有人机对话界面良好特点的低比转速轴流式转轮CAD软件。

The control structure selects the compound adjustment method which by the electric current, the rotational speed and the position three links is composed, electric current link uses the PID control algorithm, but the rotational speed and the snap ring use the fuzzy - PID intelligence control algorithm.

控制结构采用由电流、转速和位置三环组成的复合调节方式，其中电流环采用PID控制算法，而转速和位置环采用模糊-PID智能控制算法。

According to starting performance of hybrid diesel engine of ISAD technology at low temperature, the match relationship among starting resistance torque, ISG motor power and storage battery capacitance was summarized, and influence of battery capacity was studied, which were as related to resistance torque, minimum start-up speed, electrical operating characteristics, electric transmission coefficient and thermal effects.

针对ISAD技术混合动力柴油机起动系统低温下的性能问题，该文结合柴油机的起动阻力矩、最低起动转速、ISG电机工作特性和电机热效应等因素，研究了起动阻力矩随环境温度、起动转速的变化规律，分析了起动阻力矩与ISG电机功率、蓄电池容量之间匹配关系，以及影响蓄电池性能的主要因素。

In this paper, by observing the movement of image analysis derived flash frequency and speed of the relationship formula, and experimental verification, stroboscopic measurement of the speed of production and life

本文对所观测图像的运动规律进行分析，推导出闪光频率与转速的关系公式，并进行实验验证，探讨频闪法测量转速在生产生活中的应用。

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。