Once host to a poisonous gas research facility, Okunoshima is now an Instagram-friendly tourist destination The bunny-ear designs on the window aside, there is little to indicate that the ferry has ...
• Magnetic bearings support rotating shafts in five axes without solid or fluid lubricants. • Advances in electronics allow previously bulky controllers to mount on or near rotating machinery. • ...
Abstract: Because of the periodicity of vibration signals from the cyclic motion of rotating machinery, many spectrum-based methods are widely applied. However, frequency distortion often occurs under ...
Abstract: A robust algorithm to solve the low-thrust fuel-optimal trajectory optimization problem for interplanetary spacecraft is developed in this article. The original nonlinear optimal control ...
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