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- constant amplitude control 恒幅
- This paper present a circuit for automatic amplitude control that ensures that the oscillators amplitude remains constant. 为了保证压控振荡器在调频范围内振幅恒定,提出了一种新型的自动振幅控制的电路结构。
- SPWM is a set of constant amplitude but unconstant width rectangular serial pulse produced by control return circuit to approximate sinusoidal voltage waves. SPWM（正弦脉宽调制）是由控制回路产生一组等幅而不等宽的矩形脉冲列，用来近似正弦电压波。
- The amplitude control relies on the use of an calibration scheme. 锯齿波的稳定的幅度是通过校准电路来实现的。
- The single-chip function generator ICL8038 can get synchronous sine wave of constant amplitude in PLL as voltage control oscillation(VCO), which is a basic signal source of static frequency converter. 单片函数发生器ICL8038在PLL中作为压控振荡器(VCO)产生同步等幅正弦波，可作为静止变频器的基准信号源。
- The automatic amplitude control uses a peak detector, a comparator and a low pass filter.The automatic amplitude control is conrected to the VCO by a feedback loop to keep the VCO output constant. 自动振幅控制电路由峰值检测、比较器和低通滤波器几部分构成，自动振幅控制电路与压控振荡器组成的反馈环路控制压控振荡器的输出恒定。
- This results in a decreasing amplitude in the first case and constant amplitude in the second. 在第一种情况下，它导致振幅递减；在第二种情况下，振幅不变。
- In the FEM simulation of the loading identification process, the bending moment maintains a constant amplitude, hut its direction is alterable. 在有限元仿真计算中，弯矩载荷的大小保持不变，但方向可调。
- In a first approximation, the departure from a constant amplitude vs frequency characteristic will be a characteristics with a linear slop that will vary with time. 采用一级近似;则可认为对频率特性曲线的等幅偏移是一具有时变线性斜率的特性曲线.
- In this paper, CAWS (Constant Amplitude Wave Superposition) is employed to simulate wind speed time series. 笔者利用谐波叠加法模拟了风速时程样本。
- This paper studied the fatigue properties of the plain concrete under constant amplitude flexural cyclic loading. 在室内混凝土试件弯曲疲劳试验的基础上，研究了素混凝土受弯试件在等幅重复荷载作用下的弯曲疲劳性能。
- A new automatic amplitude control circuit for VCO, charge-pump AAC, is presented in this paper. 摘要提出了一种新的压控振荡器用自动幅度控制电路：电荷泵式自动幅度控制电路。
- This constant amplitude across a constant resistor results in current pulses of a constant magnitude. 这种不断的幅度在不断电阻电流脉冲成果的不断规模。
- To achieve the basic waveforms (sine, square, etc.) display, a variable frequency and amplitude control. 能够实现基本波形（正弦，方波等）的显示功能，有频率和幅度变量的控制。
- Therefore, the experimented circuits are simple, stable and reliable, and the TFM signal can exactly meet the constant amplitude condition. 因此，具有电 路实现简单，稳定可靠，TFM信号寄生调幅小等优点。
- Based on phase and amplitude control (PAC) a novel three-phase zero-voltage soft-switching (ZVS) PWM converter is presented. 提出一种新型基于幅相控制方式的零电压软开关三相PWM变流器的拓扑结构及其控制策略。
- The base-emitter voltage of the transistor subtracts 0.6V from that, resulting in a constant amplitude of 0.6V at the emitter. 该基地发射的晶体管电压减去0.;6V的从，从而不断振幅0
- The effect ratio spectrums of standard load and the equivalent constant amplitude repeated stress of controlling sections are calculated. 利用标准荷载效应比频谱，可计算出钢筋的等效等幅应力换算系数。
- Directing to the research of the auto_control of electro vibration coal feeder provides a kind of auto steday amplitude control circuit,and analyzes its rules. 针对电振给煤机的自动控制的研究,提出一种自动稳幅控制电路,并对其进行原理分析达到了一定技术要求。
- The fixed step phase and amplitude control method use ADALINE neural network based on Widrow-Hoff learning algorithm was emphatically introduced aiming at sine wave reappearing. 提出基于Widrow-Hoff学习算法的ADALINE神经网络控制定步长幅相控制正弦波复现方法。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
