@incollection{Li15,
author = {Yunhua Li},
title = {Variable Frequency Drive Applications in HVAC Systems},
booktitle = {New Applications of Electric Drives},
publisher = {IntechOpen},
address = {Rijeka},
year = {2015},
editor = {Miroslav Chomat},
chapter = {7},
doi = {10.5772/61782},
url = {https://doi.org/10.5772/61782}
}