Results 131 to 140 of about 10,592,375 (188)

Nanocellulose Alleviates Intrahepatic Cholestasis of Pregnancy via Gut Microbiota-Mediated Bile Acid Homeostasis. [PDF]

open access: yesAdv Sci (Weinh)
Yu M   +18 more
europepmc   +1 more source

Health state prediction with reinforcement learning for predictive maintenance. [PDF]

open access: yesFront Artif Intell
Aglogallos A   +3 more
europepmc   +1 more source

Feed Optimization for Five-Axis CNC Machine Tools With Drive Constraints

International Journal of Machine Tools and Manufacture, 2008
Abstract Real time control of five-axis machine tools requires smooth generation of feed, acceleration and jerk in CNC systems without violating the physical limits of the drives. This paper presents a feed scheduling algorithm for CNC systems to minimize the machining time for five-axis contour machining of sculptured surfaces.
Elizabeth A. Croft, Yusuf Altıntaş
exaly   +2 more sources

Double Ballbar Test for the Rotary Axes of Five-Axis CNC Machine Tools

International Journal of Machine Tools and Manufacture, 2007
In this paper a new method that uses the double ballbar to inspect motion errors of the rotary axes of five-axis CNC machine tools is presented. The new method uses a particular circular test path that only causes the two rotary axes to move simultaneously and keeps the other three linear axes stationary. Therefore, only motion errors of the two rotary
W T Lei, Y C Chuang, W L Liu
exaly   +2 more sources

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