With the rise of bubble lubrication technology in transport ships, the interaction between propellers and bubble flow has become increasingly important.On the basis of solving the Reynolds drosselklappe stellantrieb averaged equation and the volume fraction equation, a numerical model of the propeller in a water air mixed fluid was established usin
As rice yield rises, the issue of broken axis windings in mature rice threshing drums is becoming increasingly severe.To disclose the winding characteristics and signal traits of the drums during the threshing process of mature rice, this paper undertakes an analysis of the winding characteristics and signals of the drums in rice with the assistanc
Device-to-device (D2D) communication is one of the key enabling technologies for 5G to support many connections efficiently.In a cooperative out-band D2D communication network, relay nodes have an essential role in receiving and forwarding information signals from source (S) to destination (D), making the system more reliable and with higher energy
Introduction Ankle pump exercise (APE) is an effective method to prevent deep vein thrombosis (DVT) in the lower extremities.However, traditional APE at a frequency of 3 times/min applied in the clinic lacked high compliance, and individuals were found to prefer an APE of 30 times/min.This study aimed to compare the effects of APEs with the above t