S. J. Chiang and C. M. Liaw, “Single-phase Three-Wire Transformerless Inverter”, IEE Proc-Electr. Power Appl., Vol.141, No. 4, pp.197-205,1994. 李永龙，“多功能单相三线式光伏能量转换系统之研究”，国立成功大学电机工程学系硕士论文，1999年。
The authors propose a transformerless serial voltage sag compensation scheme in which the energy-storage component is not equipped. 针对电网电压跌落问题,提出了一种无变压器、无储能元件的串联型电压跌落补偿方案。
Class A, transformerless preamplifier circuitry eliminates cross-over distortion for improved linearity across the full frequency range. A级无变压器的前置放大器线路消除了交叉失真，使线性特性在整个频率范围内得到了改善。
Instead of buying expensive transformers or converters to run your simple circuits, try using a transformerless power supply. 不想购买昂贵的变压器或转换器来运行您简单的电路，您可以试试不使用变压器供电的方法。
It is a new scheme for the miniaturization and lightening of the on-board traction transformers that to achieve transformerless AC drive system by use of DC chopper. 利用直流斩波技术实现高速机车无变压器化交流传动系统结构是实现车载牵引变压器小型轻量化的一种新方案,其需要解决的关键问题之一是直流斩波器电路元件参数的确定。
