基于PWM技术的静止型动态无功补偿装置设计

A Novel Design of Static Var Compensator Based on PWM Technique

在对现有无功补偿装置简单介绍的基础上,提出了一种新型的静止型动态无功补偿装置,仿真分析证明了该装置补偿无功的可行性及准确性.该装置利用PWM技术,根据电网需要补偿的无功功率大小对电抗器进行控制,能够实时跟踪补偿,在电路拓扑上具有与其他补偿装置不同的形式,造价低、操作简单.

Based on a simple introduction for var compensator, the paper presents a novel static device of dynamic var compensator, and a simulating analysis shows that the device can compensate var flexibly and accurately. It can achieve real-time tracing compensation using PWM technique controlled reactor, according to electric network requirement. The device has different forms in a circuit topology from other compensators being less cost, easy to operate.