Results 111 to 120 of about 28,663 (219)

A feasibility assessment of magnetic bearings for free-piston Stirling space power converters [PDF]

This report describes a design and analysis study performed by Mechanical Technology Incorporated (MTI) under NASA Contract NAS3-26061. The objective of the study was to assess the feasibility and efficacy of applying magnetic bearings to free-piston ...
Curwen, Peter W., Rao, Dantam K., Wilson, Donald R.   +2 more
core   +1 more source

Rapidly dissolving polymeric microbubbles promote supersaturation and in-situ formation of acoustic nanobubbles capable of dynamic pressure sensing. [PDF]

Ultrason Sonochem
Tran Q, Lee G, Balcarcel-Monzon M, Zhang Y, Dominguez S, Sack K, Kheir JN, Bird J, McDannold N, Peng Y.   +9 more
europepmc   +1 more source

Transient performance of a turboalternator gas-bearing system [PDF]

Experimental operation of gas-bearing turboalternator for spacecraft power ...
Asadourian, A. S., Curreri, J. S., Wood, J. C.   +2 more
core   +1 more source

A Composite Material Repair Structure: For Defect Repair of Branch Pipe Fillet Welds in Oil and Gas Pipelines. [PDF]

Materials (Basel)
Zhao L, Qiao Y, Yin Z, Xie B, Wang B, Zhou J, Chen S, Wang Z, Wang X, Zhang X, Bian X, Zhang X, Wu Y, Wang P.   +13 more
europepmc   +1 more source

Small, high-speed bearing technology for cryogenic turbo-pumps [PDF]

The design of 20-mm bore ball bearings is described for cryogenic turbo-machinery applications, operating up to speeds of 120,000 rpm. A special section is included on the design of hybrid bearings.
Eusepi, M. W., Smalley, A. J., Winn, L. W.   +2 more
core   +1 more source

Effect of gas flow rate on the gas-lubricated piston in a stirling cryocooler. [PDF]

Sci Rep
Lei D, Zhang A, Gong X, Yu W, Xiong C, Chen H.   +5 more
europepmc   +1 more source

Liquid Rocket Engine Turbopump Rotating-shaft Seals [PDF]

A monograph is organized and presents, for effective use in design, the significant experience and knowledge accumulated in development and operational programs to date.
Burcham, R. E., Keller, R. B., Jr.
core   +1 more source

Advancing In Vitro Microfluidic Models for Pressure-Induced Retinal Ganglion Cell Degeneration: Current Insights and Future Directions from a Biomechanical Perspective. [PDF]

Micromachines (Basel)
Gao T, Hao J, Mak H, Peng Z, Wu J, Li Q, Chan YK.   +6 more
europepmc   +1 more source

Research and development of high-performance axial-flow turbomachinery. Volume 3 - Design of backup gas bearings [PDF]

Gas lubricated bearing system for turbine ...
Chu, T. Y., Mc Cabe, J. T., Shapiro, W.
core   +1 more source

Application-oriented classification and performance analysis of precision linear feed mechanisms for machine tools. [PDF]

Sci Prog
Zhou J, Yu H, He M, Zhang Y, Luan X, Liu Y.   +5 more
europepmc   +1 more source