... Hz,nearly constant amplitude and waveform of ac- side voltage,poorly damped ac- side network, and variable dc- link voltage (ac/ dc converters and power filter).TABLE IPERFORMANCECRITERIAThe evaluation ... Lorenz and D. M. Divan, “Dynamic analysis and experimentalevaluation of delta modulators for field oriented ac machine currentregulators,” in Conf. Rec. IEEE-IAS Annu. Meeting, Atlanta, GA, 1987,pp. ... some sacrifice in accuracy and dynamicperformance. In particular, for low-performance applicationswith large diffusion (e.g., pumps, blowers and fans, andretrofit applications), digitally implemented...