Pulse train produced by clock circuit of the transducer has improved waveform and output waveform is stable implemented by mono-stability circuit.
变送器触发源电路保证产生的脉冲串具有改善的波形,单稳态电路实现输出波形的稳定。
The waveform generator is composed by DSP and quadrature digital upconverter (QDU). DSP is used as main controller to decide the modulation mode and output waveform of QDU.
波形产生器主要由dsp和数字上变频器构成,DS P作为主控制器设定数字上变频器的调制方式和输出波形。
Contour modulation is a technique in which a phase-modulated signal waveform and amplifier output impedance work together to maintain higher efficiency over a sizable output power back-off.
轮廓调制结合了一种相位调制信号的波形和放大器的输出阻抗,可在某个较大型输出电源关闭后保持更高的效率。
A method of keeping neutral point potential balanced based on three-level SPWM had been brought forward, which can improve output waveform and decrease the possibility of IGCT's over-voltage.
提出了一种基于三电平spwm调制的中点电压抑制方法,在改善输出波形质量的同时,有效的降低了IGCT过电压的危险。
Based on SPWM basic principle and Fourier series theory, the mathematical model of output waveform of SPWM voltage source inverter is built.
根据SPWM的基本原理与付立叶级数理论,建立了SPWM电压型逆变器输出波形的数学模型。
The temporal waveform and the intensity distribution of output laser were measured.
测量了输出激光时间波形和光斑的光强空间分布。
The desired output waveform is selected under logic control by setting the appropriate code at the A0 and A1 inputs.
通过设置A0和A1输入端适当的电平,用逻辑控制的方法来选择所需的输出波形。
DBVSC can improve the output waveform of converters and reduce the losses of system, so the system can improve the level of power and thus is fit for the application of bulk power.
DBVSC既可以改善换流器输出电流波形质量,又可以减小系统损耗,提高功率等级,特别适合于大功率应用。
The strategy of compensating output voltage sector is taken in realization, furthermore the flow chart and testing waveform is presented as well.
在实现中采用了输出电压矢量脉冲宽度补偿策略,给出了软件实现流程图和实验波形。
Output voltage of this type ASD is multilevel PWM waveform, and by now there is not perfect theoretical analysis for its harmonics.
这种中压变频器输出电压为多电平pwm脉冲波形,目前对其谐波还没有完善的理论分析。
Because the clamp effect of DC voltage source, AC side output the rectangular wave voltage waveform, and it has nothing to do with the load impedance Angle.
由于直流电压源的钳位作用,交流侧输出电压波形为矩形波,并且与负载阻抗角无关。
The influences of feedback resistance on the output waveform and transfer function of PIregulator are analyzed in this paper.
本文分析了反馈电阻对PI调节器的输出波形及传递函数的影响。
This paper introduces a generating method of SPWM waveform based on 8xc196mc single - chip computer. Formulas of parameters and a control method of output waveform are derived.
提出了一种基于8xc196 MC单片机的SPWM波形产生方法,推导出相关参数的计算公式和输出波形的控制方法。
The results indicate that the dead time effect distorts inverter output voltage and current waveform and increases torque ripples of the motor.
结果表明,死区效应引起了逆变器输出电压波形畸变,引起了电机电流波形畸变和转矩脉动。
When using encoder sensor in precise measurement, the shaking of rotation axis can cause change of output waveform of sensor and wrong count.
编码式传感器应用于精密测量时,由于旋转轴的晃动可能引起传感器输出波形的抖动,从而导致计数错误。
Test results show that the controlling system works well to control the waveform current output and meets the need of TIG welding for aluminum-alloy.
试验结果表明:系统设计合理,输出电流的波形可控,完全能够满足铝合金TIG焊的工艺要求。
Because dead time is compensated at the same time, the output waveform is improved, and output torque is strengthened in low frequency.
进行了死区补偿,使逆变器在低频输出时波形明显改善,提高了系统在低频时的转矩输出。
Through simulation and measuring, a corresponding state locus diagram and a voltage and current waveform and output characteristics are thus made, from which a useful conclusion is reached.
作出对应的状态轨迹图,通过仿真和实测,求出相应的电压、电流波形及输出特性,从中得出有益的结论。
Good output waveform of inverter voltage mainly includes three aspects: high steady-state precision, good dynamic performance and good load adaptability.
好的逆变电源电压输出波形主要包括三个方面:稳态精度高、动态性能好及负载适应性强。
In this paper, a control system with restraining negative sequence current is adopted simulation results of which demonstrate that output current waveform can meet sinusoidal and balanced demand.
为了解决上述问题,本文采用了抑制网侧负序电流分量的控制方案,仿真结果表明采用该方案后输出电流波形满足了正弦化及平衡化的要求。
The main characteristics of minisize piece spot welding is analyzed. The basic principle, output current waveform and properties of various minisize piece spot welding machine is expatiated.
分析了微型件点焊的主要特点,阐述了各种微型件精密点焊机的基本工作原理、输出电流波形和性能特点。
If the programs are slightly changed, any waveform can be generated and output, such as triangle wave, square wave and zigzag wave, etc.
程序稍作修改还能生成并输出任意波形,如三角波、方波、锯齿波等。
The experiment results show that the inverter Can achieve good sinusoidal output waveform, fast dynamic response, excellent load characteristic and high precision of output voltage.
试验结果显示逆变器有很好的正弦波输出波形,快速的动态响应,优良的负载特性和高精度的输出电压。
The correctness of the model is verified by the comparison of simulating and testing results of the current waveform, the output torque, the ripple torque and some other performance indexes.
设计和优化等问题提供了基础,对电流波形和机械特性等进行仿真计算和实验校核,验证了该模型的正确性。
The structure of a plane shock equipment was improved, and the output waveform of the plane shock equipment before and after improving was determined by using the probe of PVDF.
对一种低压平面冲击装置的结构进行了改进,利用PVDF探针对改进前后的输出波形进行了测量。
Secondly, the DC voltage loop and inner current closed-loop control method, both to ensure zero static error of the inverter output, but also to ensure that the inverter output waveform.
其次,本文采用直流电压外环、电流内环的双闭环控制方法,既保证了逆变器输出的静态误差为零,又保证了逆变器良好的输出波形。
Analyzes the waveform of output voltage and current of PWM drive circuit, and also gives practical application circuits and test results.
分析了所用的PWM驱动电路的输出电压和电流波形,并给出实际应用电路以及实验结果。
This paper analyses the output voltage waveform of the CCLID with floating diffusion amplifier (FDA) output circuit and proposes the concept of "reset inefficiency".
本文分析CCLID浮置扩散放大器(FDA)输出电路的输出电压波形。
The circuit further comprises a combiner node to combine the inverted and the non-inverted input waveforms into an output waveform.
所述电路进一步包括组合器节点,其用以将所述经反相输入波形及所述非反相输入波形组合成输出波形。
The circuit further comprises a combiner node to combine the inverted and the non-inverted input waveforms into an output waveform.
所述电路进一步包括组合器节点,其用以将所述经反相输入波形及所述非反相输入波形组合成输出波形。
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