• 这个电压校正控制精度设计得多

    The control precision of the voltage corrector is much lower than designed.

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  • 电压校正中,考虑了区域联络线节点电压变化,并以此作为反馈添加传统二级电压控制中。

    In the voltage correction the voltage variation of tie-line nodes is considered and is added into the traditional secondary voltage control as the feedback.

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  • 提出一种采用改变参考电压校正热电偶非线性简单方法

    The simple method by changing reference voltage for non-linear correction of thermocouples is introduced.

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  • 本文研究有源功率因数校正技术中的临界导通模式的基本原理,其中的电压基准模拟法器做了详细分析设计

    In this paper, we studied on critical current mode active Power Factor Correction technology, and did a detailed analysis and design on voltage reference circuit and analog multiplier circuit.

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  • 有源功率因数校正满足EMC谐波电流排放限制以及满足电压波动闪变限制

    Active Power Factor Correction to meet EMC limits for harmonic current emissions, and limitations of voltage fluctuations and flicker.

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  • 通过实验结果表明,单级功率因数校正装置可以实现较高的功率因数、较谐波畸变而且输出电压

    Experiment results showed that the correction device of power factor could realize high power factor, low harmonic distortion and low ripple of output voltage.

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  • 针对压力传感器输出特性温度变化电压波动影响问题,提出了应用支持向量压力传感器输出特性进行非线性补偿校正模型

    In view of characteristics of pressure sensor affected by temperature changes and voltage fluctuation, a correction model of pressure sensor is presented based on Support Vector Machine.

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  • 文中针对海拔母线起电压影响进行了讨论,给出工程适用的海拔校正方法。

    In addition, the influence of altitude on corona onset voltage of busbar is also discussed, and altitude correction method used in the project is suggested in this paper.

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  • 有源功率因数校正技术引入UPQC直流储能单元电压控制

    The active power factor correction(APFC) technology is introduced into the DC energy storage unit ofUPQC for capacitive voltage control.

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  • 操作中,微弱电流通过元件电压电阻正比然后测量转换温度校正组件

    In operation, a small excitation current is passed across the element, and the voltage, which is proportional to resistance, is then measured and converted to units of temperature calibration.

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  • 采用新型薄膜铂温度传感器设计多点温度检测系统,使用反馈型线性校正电路使输出电压温度线性关系,从而提高了检测系统测量准确度

    The linearity correction circuit of positive feedback can make the output voltage be linear with the temperature, so the measurement accuracy of the system is improved.

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  • 为了进一步提高UPQC性能,将有源功率因数校正(APFC)技术引入UPQC直流储能单元直流电电压控制,详细阐述了其工作原理,并给出了仿真实验结果。

    To enhance the performance of UPQC, active power factor correction (APFC) technology is introduced into the DC energy storage unit of UPQC for capacitive voltage control.

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  • 仿真分析结果证明变换器拓扑结构能够使输入电流包络随着收入电压变化,有效的实现功率因数校正

    The simulation result proves: Used this converter's topology structure, the envelope curve of import electric current follows entering voltage change. And power factor correction has been realized.

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  • 提出采用滑模变结构电流内环PI调节器数字滤波器组成的电压相结合的控制系统,实现高性能高速度的功率因数校正

    This PFC was realized by employing sliding-mode variable-structure inner current loop control and outer voltage loop PI control with digital low-pass filter to achieve high performance.

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  • 可以看到为了简化输入电压被采样这些校正电容器上

    It can be seen that, for simplicity, the input voltage is not sampled onto these correction bit capacitors.

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  • 一个调制周期内预先求出几个电压矢量合成矢量,控制软件的方法实现参考空间电压矢量校正从而消除死区效应

    During a modulation period, several dead voltage vectors were synthesized. Using the control software, the reference voltage space vector could be corrected. Thus the dead-time effect was eliminated.

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  • 存在一个巨大IR(欧姆电位损失)没有补偿校正因此曲线图显示的很多电压并不是界面电位

    There is a huge IR drop (ohmic potential loss) that has not been compensated or corrected for, so the interfacial potentials are nothing like the many Volts appearing in the plots?

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  • 提出了一种基于数字信号处理器相位频率校正检测方法用于电力系统电压电流基波分量同步信号获取

    A novel fundamental frequency and initial phase detection method based on DSP is proposed, which can be used to get synchronous fundamental frequency voltage or current signals of power system.

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  • 通过直流电压功率平衡控制比例积分校正,配合内环并网电流反馈控制,使并网逆变器保持并网电流质量同时更好地控制直流电压

    A DC voltage outer loop control for power balance and PI correction and an ac current inner loop control for feedback are designed to ensure the current quality and stabilize the DC voltage.

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  • 液晶电视内部电路红绿蓝三色的驱动电压经过GAMMA校正电路,这一电路具有查表功能

    There is a emending circuit for GAMMA in internal circuit of LCD TV, the circuit has the function of looking for data.

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  • 方法计数器脉冲主体宽度时间-电压转换法测取脉冲的零头时间,以此作为量化误差校正值。

    In this method the main part of the pulse width is measured by counter, and the odd of the pulse width is measured by time-voltage conversion method.

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  • 本文超声发生器加入功率因数校正电路(APFC),利用单片机控制数字电位器实现了对电压反馈网络调节,从而实现APFC输出电压一定范围内的自适应控制。

    The self-adaptable control of output voltage could be realized under certain range by adding a APFC in ultrasonic generator and adjusting voltage feedback network with digital potentiometers.

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  • 基于电流电压双环控制策略,研制了台输出功率300w功率因数校正电源样机

    A 300w experimental prototype of power supply with power-factor-correction function based on dual-loop control strategy is presented in this paper.

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  • 内部的功率因数校正(PFC)电路以临界导通模式CCM)工作,可获得功率因数总谐波失真(THD直流电压调整

    PFC circuitry operates in critical conduction mode(CCM)and provides for high PF, low THD and DC bus regulation.

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  • 小说陶瓷测量包括电子元件给出校正放大电压信号

    The novel ceramic measuring element with its included electronic gives a calibrated, amplified voltage signal.

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  • 它采用了电压闭环负反馈以及有效PID调节环节相应的超前校正环节,能保证很小失真率和快速动态响应能力

    The control circuit used very efficient PID modulation and anticipatory control so the power amplifier had little distortion and fast dynamic response.

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  • 校正适应光学系统中的关键部件之一制作困难,且在加电压不当时容易损坏

    The wavefront corrector is one of the key parts of an adaptive optical system. It is difficult to fabricate and is easy to damage if an improper voltage is applied.

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  • 电源通过BOOST电路校正功率因数调节电压直流电逆变成高频方波,然后经高频变压器升压后倍压整流得到直流高压。

    The power supply USES BOOST converter for power factor correction and voltage regulation, and it converts DC to HF ac square wave with phase-shifted full bridge.

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  • 新一代功率因数校正芯片CM 6800为核心,提出了一种宽电压输入固定电压输出LCD电视机电源的设计方案,重点讲述了CM 6800主要特性各主要器件参数选择

    The LCD power supply with universal input and fixed output voltage is analyzed and then designed based on CM6800. The main property of CM6800 and the main components parameter's choice are discussed.

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  • 表示电路增益参考电压中减去所述温度校正电压产生电路的校正参考电压

    The temperature correction voltage is subtracted from a reference voltage representing a gain for the circuit to produce a corrected reference voltage for the circuit.

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