Results 121 to 130 of about 24,612 (245)

Annular rocket motor and nozzle configuration Patent [PDF]

, 1962
High thrust annular liquid propellant rocket engine and exhaust nozzle ...
Connors, J. F.
core   +1 more source

Mathematical model for heat transfer in variable thickness fins for rocket engines

Challenges and Issues of Modern Science
Purpose. This article aims to develop a mathematical model for a fin in the cooling system of liquid propellant rocket engines. The objective is to enable calculations for fins with arbitrary thickness variation. The developed mathematical model will be
Volodymyr Sliusariev, Valerii Bucharskyi
doaj  

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

Advanced Robotics Research, EarlyView.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett, Maxwell Hammond, Niloufar Seyfi, Amirreza Fahim Golestaneh, Venanzio Cichella, Caterina Lamuta   +5 more
wiley   +1 more source

Statistical derivation of design criteria for liquid rocket combustion instability Final report [PDF]

Statistical correlation between engine design and combustion stability in liquid propellant rocket ...
Bastress, E. K., Harris, G. H., Miller, I.   +2 more
core   +1 more source

NASA Lewis Research Center low-gravity fluid management technology program [PDF]

, 1985
A history of the Lewis Research Center in space fluid management technology program is presented. Current programs which include numerical modeling of fluid systems, heat exchanger/radiator concept studies, and the design of the Cryogenic Fluid ...
Aydelott, J. C., Carney, M. J., Hochstein, J. I.   +2 more
core   +1 more source

Dual‐Functional Ingestible Passive Capsules for High‐Throughput Intestinal Sampling with Sealed Containment and Targeted Drug Delivery

Advanced Robotics Research, EarlyView.
To address challenges in high‐throughput intestinal sampling with sealed containment and target drug delivery, we developed a dual‐functional ingestible passive capsule with a dual‐triggered control system based on pH‐response and mechanical actuation.
Libing Huang, Houyu Ling, Xizong Chen, Yufei Duan, Yu Liu, Shuntian Cai, Yandan Ren, Wenlong Li, Lei Ren, Miao Wang   +9 more
wiley   +1 more source

Nonlinear combustion instability in liquid-propellant rocket motors Final report [PDF]

Mathematical models of nonlinear combustion instabilities in liquid propellant rocket ...
Burstein, S. Z., Chinitz, W., Schechter, H. S.   +2 more
core   +1 more source

Magnetic Field Driven Microrobot Based on Hydrogels

Advanced Robotics Research, EarlyView.
Hydrogel‐based magnetic microrobots synergize remote magnetic control with the biocompatibility of flexible hydrogels, emerging as promising tools for minimally invasive biomedicine. This enables remotely controllable, untethered navigation within complex biological microenvironments.
Juncai Song, Yubing Guo
wiley   +1 more source

Finite element solution of low bond number sloshing [PDF]

The dynamics of liquid propellant in a low Bond number environment which are critical to the design of spacecraft systems with respect to orbital propellant transfer and attitude control system were investigated.
Park, A. C., Warner, D. M., Wohlen, R. L.   +2 more
core   +1 more source

Slosh alleviator Patent [PDF]

, 1969
Slosh and swirl alleviator for liquid propellant tanks during transport and ...
Nelson, W. J.
core   +1 more source