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- Then simulating the VSC s function by using controlled voltage source at the AC side and controlled current source at the DC side,its equivalent simulation model was established. 该文首先分析VSC的工作原理,在此基础上建立以交流侧受控电压源和直流侧受控电流源描述的VSC等效仿真模型。
- DC side is voltage source, or a large capacitance can be used as voltage source. 直流侧为电压源,或并有大电容,相当于电压源。
- The equivalent model has good applicability for strong nonlinear Duffing systems. 该等效模型对强非线性杜芬系统具有良好的适用性。
- First, the control equation of DC side APF is deduced and some features of DC side APF are simulated. 首先,推导了DC侧APF的单周控制方程,进行了仿真分析,并对其补偿性能与负载大小之间的关系进行了仿真研究。
- This paper put forward a equivalent model method about ship electric net emulating. 针对船舶电网的仿真,提出了一种等效模型的仿真方法。
- The DC side control of APF imposes the direct effect on the performance and the stable running of APF system. 有源滤波器直流侧电压的控制直接关系到谐波抑制的效果和有源滤波器的稳定运行。
- A DC side active power filter(APF)based on one cycle control theory is proposed. 提出了一种基于单周控制理论的直流侧有源电力滤波器 (DC侧APF)。
- Via a convert from the fuselage equivalent model into the fuselage instantaneous wheel axis, the fuselage roll and the pitch motion are both involved. 通过机体当量模型向机体瞬时转心的转换来计入地面运转时机体的滚转和俯仰运动。
- The design methods of alternating current high voltage eletric demulsifier based on plate capacitor equivalent model have also been set up. 已有的关于乳状液膜电破乳技术的报道大都限于小型实验室装置,尚无成熟的定量设计方法。
- When the AC side is the inductance obstruction load and need reactive power, DC side capacitive play the role of non-functionalbuffering effect. 当交流侧为阻感负载时需要提供无功功率,直流侧电容起缓冲无功能量的作用。
- Finally,a nonlinear optimization software is used to solve the equivalent model,and therefore MTD measure is determined by the solution. 最后,用非线性优化工具软件对非线性规划问题进行求解,从而确定最小平移距离。
- One cycle controlled DC side APF is the combining of one cycle control theory and DC side APF, so which features the goodness of two technologies. 将单周控制技术与DC侧APF相结合的单周控制DC侧APF,则同时具有二者的优点。
- Second, the design of RF switch is discussed, with the emphasis on the equivalent model of PIN DIODE and the compensating syntonic matched circuit. 为了完成波束切换的功能,本文探讨了射频开关的设计,着重介绍了PIN DIODE高频等效模型和用以补偿的谐振匹配网络;
- The real time current compensation is realized by the hysterisis current control and the dc side voltage active power filter (APF) is regulated. 采用滞环电流控制实现较高频率电源系统的电流瞬时补偿并对直流侧电压进行稳压调节。
- Choosing typical interconnection parameters and equivalent model of MCM, compared the characteristic of each method by analysis of PSPICE simulation. 选取MCM的典型互连参数和互连线的等效模型,使用PSPICE对三种不同的终端匹配方法进行仿真,分析了三种终端匹配方法各自的特点。
- At last, the feasibility and effectiveness of the equivalent model and the method are testified by a 6-machines test system. 最后以一个6机测试系统为例实际验证了该模型和算法的可行性及有效性。
- A design method of AC-DC-AC based high-power power quality signal generator is presented and analyzed, mainly including the design of DC side capacitor, input and output filter. 详细阐述了基于交-直-交拓扑的大功率电能质量信号发生装置设计方法,主要包括整流侧滤波电感、逆变侧输出滤波器和直流侧电容设计等;
- The design of filtering equipments at dc side of the converter substations is relative to the security and economy of the high voltage direct current (HVDC) transmission system. 换流站直流滤波装置的设计关系到高压直流输电系统的安全与经济性。
- By using the direct derivation method, the natural characteristics' sensitivities with respect to the undamped equivalent model parameters were derived. 摘要应用系统矩阵法,推导了扭转振动固有特性的灵敏度公式;
- The DC sides of two converters are independent to avoid coupling between them. 为了避免两个变换器直流侧之间的耦合作用,两个变换器的直流侧相互独立。