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- three phase imbalance inducing machine 三相不平衡感应电机
- impedance three phase imbalance 三相阻抗失衡
- Finally, a third book is included which is a completely different three phase book test. 终于,是一个完全不同的三相书测试的第三本书是包括的。
- A phase A fundamental positive sequence voltage selected unit based on LPF substitutes for the original ip-iq PLL to ensure exact voltage of A phase is selected even in case of imbalance three phase voltage. 并采用一种新颖的基于低通滤波的A相正序电压提取单元来代替原始的ip-iq检测法的PLL锁相环,在三相电压畸变情况下仍可以正确提取A相正序电压,以精确检测出谐波和无功电流。
- The proposed method has been simulated and it proves that rational time of generator paralleling can be forecast in the case of the imbalance of three phase voltages and the fluctuation of slip frequency. 试验表明:文中提出的方法能够在三相电压不平衡和滑差角速度波动时预报出合理的并网时机。
- Considering the imbalance of three phase voltages,a new arithmetic which verifies the generator paralleling based on the synthetic phasor of positive sequence fundamental voltage is proposed. 考虑到三相电压或多或少有些不平衡,提出了一种新的基于正序基波电压合成相量的发电机并网条件核算法。
- Note 1 Single display the three phase total active power. 注1:单屏显示三相总有功功率。
- This paper clarifies the theory of I/Q modulation, elaborates EVM and ACPL, and analyzes the effect of amplitude and phase imbalance and DC offset on EVM. 在阐述I/Q正交调制基本原理的基础上,通过对误差矢量和邻近信道功率泄漏的详细分析,定性、定量地讨论了各种非理想电路因素(如相位不平衡、幅度不平衡、直流偏差等)对调制器性能的影响。
- Three phase wiring saves 50% of power compared with one-phase. 三相电源比单相电源可省电逾50%25之多。
- Is the stator three phase line voltage the same? And is it current zero? 定子三相电压是否相等?其电流是否为零?
- Minsky divided the process into three phases. 明斯基将该过程划分为三阶段。
- The former one is now widely used in the monopulse system to calibrate the amplitude and phase imbalances between the sum and difference channels by injecting test signals. 离线校正的方法是现阶段单脉冲雷达系统进行和差通道幅相校正采用的主要方法,它通过注入测试信号的方法来得到对误差接收通道幅相特性的估计。
- This control method was applied to a three phase AC/DC/AC conversion system. 该控制思想在三相AC/DC/AC系统中进行了实验验证。
- The Global Hawk portion of the ACTD was conducted in three phases: design; development and test; and deployment and evaluation. “全球鹰”的研制计划分为三部分:设计,研制与试验,部署和评估。
- Finally, an expert system is proposed to establish the rephasing strategy of laterals and distribution transformers to improve the imbalance of the three phases of the unbalanced distribution feeders. 本论文以具有启示性规则之专家系统,推导分歧线及配电变压器之相位调整策略,以改善配电馈线三相不平衡。
- Eventing is an equestrian sport consisting of three phases. 综合全能马术赛,包括三个阶段,第一,越野比赛。
- Will be conducted in three phases aquaculture breeding project. 公司将分三期进行养殖繁育工程建设。
- Steam, water and ice constitute the three phases of one substance. 水蒸汽、水和冰是同一物质的气体、液体、固体三个相态。
- A three phase symmetry AC winding is used as control winding of the inner stator, a car including ring-like PM rotor as correcting weight. 以三相对称交流绕组作为内定子控制绕组,包括环形磁钢永磁转子的小车作为校正质量。
- The three phase immiscibility of Fanshan magma resulted in the formation of three phosphorus ore zones. 矾山岩浆的三相不混溶作用导致了矾山三个矿带的形成。