Two-phase three dimensional flow velocimetry by laser digital holography is being presented.
研究了利用激光数码全息技术实现两相流三维空间速度场测量的方法。
This dynamic voltage regulator employs a two-leg inverter for three-phase three-wire systems.
提出了一种适用于三相三线制不平衡系统的任意次谐波电流检测方法。
Firstly, this thesis has presented the system structure and operation principles of three-phase three-wire parallel APF.
本文首先给出了三相三线制并联型有源电力滤波器的系统构成以及工作原理。
As for the three-phase three-level voltage source converter, a simple SVPWM algorithm based on the sector mapping for controlling three-level converter is proposed.
针对电压型三相三电平变流器，提出了一种基于扇区映射、适用于三电平变流器控制、形式简洁的SVPWM算法。
The operating status of three-phase three-wire HAPF(Hybrid Active Power Filter) in harmonic suppression and reactive power compensation for variable-frequency motor are introduced.
介绍了三相三线制混合型有源电力滤波器在变频调速电动机谐波治理和无功补偿方面的运行情况。
This paper introduces a scheme in which a complex programmable logic device (CPLD) is used in the three phase three pole switch high rating factor convertor to realize logic control.
介绍了在三相三开关高功率因数变换器中应用复杂可编程逻辑器件(CPLD)实现逻辑控制部分的方案。
In order to make more effective control of universal power quality controllers (UPQC), an outer loop model for the voltage loop in a three-phase three-wire UPQC is proposed in the paper.
为了对通用电能质量控制器直流侧电压进行更为有效的控制，提出一种用于三相三线通用电能质量控制器(UPQC)直流侧电压控制的外环模型。
The Guangzhou Asian Games Ticket Public Sales Phase Three will be launched at 0:00a. m, October 25th, 2010. The system is upgrading now. Please logon later.
广州2010年亚运会公众门票销售第三阶段将于2010年10月25日0：00正式启动，目前系统正在升级，请稍后登录。
This paper briefly introduces the proposal and construction of foundation treatment for rare-beam of container crane at Container Terminal, Yantai Port (Phase Three Project).
本文简要介绍了烟台港三期工程集装箱码头装卸桥后轨道梁基础处理方案的比选、优化，施工要点与实施效果。
Based on the analysis of the differential protection of the double winding transformer, the paper presents a simplified ratio restraint algorithms for the three phase, three winding transformer.
在分析双绕组变压器的差动保护算法的基础上，提出了适用于三相三绕组变压器的比率制动式算法，并对判据进行了简化。
Based on the analysis of the differential protection of the double winding transformer, the paper presents a simplified ratio restraint algorithms for the three phase, three winding transformer.
在分析双绕组变压器的差动保护算法的基础上，提出了适用于三相三绕组变压器的比率制动式算法，并对判据进行了简化。
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