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- The simulation model of active current separating method is established with Matlab software for harmonic and reactive current detection in single-phase circuit. The effect of low pass filter on harmonic current detection is simulated and analyzed. 针对单相电路谐波和无功电流检测的有功电流分离法,利用MATLAB软件建立仿真模型,就其中的低通滤波器对谐波电流检测效果进行了仿真分析。
- Many experiments are done on the experimental equipment of shunt active power filter based on DSP. The harmonic and reactive current detection technique based on unity power factor and the shunt active power filter based on it are tested. 在一套DSP数字控制的并联型有源电力滤波实验装置上作了大量的实验,对基于单位功率因数的谐波电流检测方法和以此为基础的并联型有源电力滤波器进行了实验验证,取得了满意的试验结果,进一步验证了基于单位功率因数的谐波检测和控制技术的有效性和理论分析的正确性。 浙江大学博士学位论文
- harmonic and reactive current detection 谐波及无功检测
- Harmonic Reactive Current Detection 谐波无功电流检测
- Fast reactive current detection based on FBD for unbalanced system 不对称系统中基于FBD理论的无功电流快速检测方法
- HARMONIC AND REACTIVE CURRENT DETECTION IN APF BASED ON HIGHACCURACY PHASE AND FREQUENCY DETECTION 基波相位和频率的高精度检测及在有源电力滤波器中的应用
- reactive current detection 无功电流检测
- AN IMPROVED SYNCHRONOUS REFERENCE FRAME METHOD FOR HARMONICS AND REACTIVE CURRENTS DETECTION OF ACTIVE POWER FILTERS 用于有源电力滤波器谐波和无功电流检测的一种改进同步参考坐标法
- System capacity is calculated by the accurate current detection. 系统电量通过电流测量获得;高精确度.
- The realized methode is the artificial circuit.It can detect respectively or synthetically the harmonic current, reactive current and negative-sequence current. 所提出的检测方法用模拟电路加以实现,可对谐波电流、无功电流以及负序电流进行分别检测或综合检测。
- A SVC controls the voltage by varying the reactive current drawn by the combination of capacitors and reactors. svc通过改变组合电容器和电抗器所吸取的无功电流来控制电压。
- This function is sometimes called active and reactive current compensation or line drop compensation. 此功能有时称为有功和无功电流补偿或线路压降补偿。
- Simulation results show that the proposed method can accurately detect harmonics,active current and reactive current of fundamental when three-phase voltage is unbalanced and distorted. 对该检测方法进行了理论分析和仿真,仿真结果证明了在三相电压不对称时该检测方法仍然能正确地检测出谐波和基波有功、无功电流。
- It can detect not only any current component in the distorted current,but also the sum of harmonic and reactive currents. 既能单独检测出畸变电流中的任意电流分量,又能获得谐波和无功电流之和。
- Active power filter is used for dynamic harmonic suppressing and compensation reactive current,which can effectively improve power network quality. 有源电力滤波器用于动态抑制谐波和补偿无功,可以有效地改善电网质量。
- I would be interested to get info and quote about leakage current detection interrepters (lcdi) , for North American market with UL approved. 我们有兴趣采购泄漏即时探测器;供应北美市场;需要通过UL认证.
- Detecting the harmonic current and reactive current (pq method) based on the instantaneous reactive theory is suitable in the APF device. 本文采用基于瞬时无功理论的pq法检测谐波电流和无功电流,克服了传统谐波电流检测方法实时性能差的缺点,并且容易实现。
- Fundamentals,current detection methods and separation modes of capillary electrophoresis(CE) were introduced. 介绍了毛细管电泳的基本原理、分离模式和检测手段。
- The instantaneous reactive power theory is widely used in the detections of harmonic and reactive current in three-phase active power filter. 瞬时无功理论在三相有源电力滤波系统的谐波及无功电流检测中获得了广泛的应用。
- An advanced technique,pulsed eddy current detection,was introduced for corrosion detection. 介绍了一种新型的腐蚀检测技术,即脉冲涡流检测技术。
