In order to improve the production stability of cement Precalciner Kiln calcination process, it is necessary to conduct in-depth analysis of the calcination process, knowledge of the process in ...

SiC devices are gaining acceptance in the motor drive industry. This paper compares the power loss and efficiency between two options that can be used with SiC-based variable frequency drives (VFDs).

Introduction The SaCoVLM is a new type of video intubating laryngeal mask airway (LMA), and it is the first LMA to realise continuous visual monitoring. There is a lack of studies on intubation using ...

The objective of this study is to compare the biodegradation mechanisms and structural evolution characteristics of anthracite and bituminous coals. Therefore, scanning electron microscopy (SEM), ...