Formation of energy efficient start-brake modes of the frequency-controlled electric drive in production mechanismMaxim Filimonov, Nicolay Karnaukhov, Eugeny Lukyanov, Dmitry Smyatsky and Roman MironenkoE3S Web Conf., 104 (2019) 01006DOI: https://doi.org/10.1051/e3sconf/201910401006