..., the high accuracy and instantaneousness requirements of digital twins have hindered their applications in practical engineering. This article presents a universal framework to fulfill the requirements and to build an accurate and trustworthy digital twin by integrating numerical simulations, sensor data...

... 2020 14 12 2020 meshing characteristic worm pair arc tooth profile relief angle numerical simulation gear design gear geometry In 1932, Merrite [ 1 – 3 ] first proposed the arc-toothed cylindrical worm pair, whose worm has an arc tooth profile in its axial section. Such a worm...