• There's not much physics in the phase angle.

    在计算相位角时,用不到多少物理知识。

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  • What is this business of this phase angle?

    这个相位角,是什么呢?

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  • Each phase angle , whether positive or negative, is referenced to the horizontal.

    每个相角不论是正的还是负的,都是相对于水平轴来说的。

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  • Synchronous closing is an intelligent control technique. It can make the moving and stationery contact-header of circuit breaker to close on the specified phase angle of the power system voltage wave.

    同步关合是指断路器动、静触头在系统电压波形的指定相角处关合,以减小合闸操作的过电流和过电压的一种智能操作技术。

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  • This paper describes a kind of solution which is base on phase angle through software.

    本文讲述的是一种利用相位角分析,通过软件解决错接线问题的方案。

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  • Site test proves that this design meets the demand of phase angle measuring system for real-time data processing.

    经现场实际测试,该设计方式能够满足全网发电机功角监测的实时数据处理要求。

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  • The inverter uses opetimal phase angle control scheme to suppress the surge voltage during the commutation of current.

    为了抑制电流换相期间的浪涌电压,逆变器采用最佳相角控制。

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  • The tester is using impedance-phase angle method and combining with the fill-up counting method to measure L, C and R respectively.

    该测试仪采用阻抗-相角法结合填充计数法来分别测量各参数;

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  • Optimizing the matching net and reducing the phase angle between the output voltage and current to reduce the reflection power of the loads, iv.

    优化匹配网络,减小负载电流和电压的相角,以减少负载反射功率;

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  • To make full use of the WAMS/PMU in the security monitoring, protection and control of power system, PDSR in phase angle-voltage space was studied.

    为充分发挥含PMU的广域量测系统(W AM S/PMU)在电力系统安全预警、保护与控制中的作用,研究了节点相角-电压空间上保证暂态稳定的动态安全域的边界性质。

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  • The method will provide a technical foundation for developing a safe and stable monitoring and control system based on the whole net phase angle measurement.

    该方法将为建设基于全网相角测量的安全稳定监测与控制系统提供一项技术基础。

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  • To all the regenerative refrigerators, to control the phase angle between the pressure and the volumetric velocity is pivotal to attaining satisfactory refrigeration effect.

    对所有的回热式低温制冷机,压力波与质量流之间的相位控制是达到制冷效果的关键。

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  • Two features detection algorithm based on the wavelet transform modulus maxima and its phase angle is presented, to resolve the problem of weak infrared point targets detection.

    为解决强杂波中红外弱点目标的检测问题,提出了基于小波变换模极值及其位相值的双特征检测算法。

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  • Gives the amendment of impedance magnitude and phase angle on AMN V-netwoks and analyses the rationale of the addition of impedance phase angle at low, medium and high frequencies.

    给出了V型人工电源网络规范中对阻抗模值和相角修改的内容,并对人工电源网络使用频率范围中的低频、中频和高频增加相角规范内容的原理进行了详细分析。

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  • This paper introduces a kind of pulse tube regenerator, which can recover part of the lost acoustic power, and then analyzes it in two aspects:acoustic power recovery and phase angle adjustment.

    本文介绍了一种带声功回收的脉管制冷机,从功回收和相位调节角度对它进行了分析。

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  • The influence of coherent state strength, phase angle and squeezing parameter on position and momentum entropic squeezing for squeezed even and odd coherent were discussed by numerical calculations.

    用数值方法讨论了相干态强度、相位角和压缩参数对压缩奇偶相干态位置熵和动量熵压缩特性的影响。

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  • It has a magnitude as well as phase Angle.

    感抗不但有幅值,而且有相角,它是一个复数量。

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  • It has a magnitude as well as phase Angle. It is a complex quantity.

    感抗不但有幅值,而且有相角,它是一个复数量。

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  • Trial mass is placed according to the phase Angle and counter weight is decided with influence coefficient.

    按测得的相位角放置试重块,由开机测得的幅值影响系数确定配重块重量。

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  • Closed phase Angle has important effect on the dynamic behavior of ac contactors including contact bounce, especially.

    合闸相角对交流接触器的动态特性,尤其是触头碰撞弹跳有重要影响。

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  • GPS-based synchronized phasor measurement unit (PMU) can measure the power Angle or phase Angle of bus voltage directly.

    基于GPS的同步相量测量单元(PMU)实现了电力系统的功角或母线电压相角直接可测。

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  • In this paper the fault locating algorithm based on phase Angle modification of the-fault current component is discussed.

    本文对故障电流相位修正测距算法进行了分析讨论。

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  • GPS-based phasor measurement unit (PMU) can measure the voltage phasor directly, including the effective value and phase Angle.

    基于GPS的相量测量装置(PMU)可以直接测得节点电压相量,包括电压有效值和相角。

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  • In this paper, a new method is proposed to compensate dead time using phase Angle prediction, and current sensor can be omitted.

    提出一种用相位角预测的方法实现逆变器和变流器死区时间的补偿,从而可省去电流传感器。

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  • When nonlinear loads are put into operation at random phase Angle in power system, the superposition of harmonics should be considered.

    当具有随机相角的非线性负荷投入系统运行时,应考虑谐波叠加的问题。

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  • The influences of frequency and phase Angle on the corrugation are studied. The numerical results show the same trend as that of experiments.

    研究了载荷的频率、相位等因素对波磨特征的影响,理论分析和试验结果相吻合。

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  • Complex modulus of asphalt was increased, while phase Angle was decreased with the addition of TLA as well as the increasing of rutting factor.

    加入TLA后沥青复数模量增大,相位角减小,沥青的车辙因子相应增大。

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  • The large phase Angle allowance design method for a first class new type non - linear controller and second optimal control system is presented.

    提出一类新型非线性控制器和二次优化控制系统大相角裕量设计法。

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  • With the dilatational frequency increasing, the dilatational modulus, dilatational elasticity increase and dilatational viscosity, phase Angle decrease.

    随扩张频率的增加,扩张模量、扩张弹性逐渐增大,而扩张粘度、相角逐渐减小。

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  • With the dilatational frequency increasing, the dilatational modulus, dilatational elasticity increase and dilatational viscosity, phase Angle decrease.

    随扩张频率的增加,扩张模量、扩张弹性逐渐增大,而扩张粘度、相角逐渐减小。

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