Results 91 to 100 of about 72,478 (206)

Turbomachinery rotor support with damping [PDF]

open access: yes, 1990
Damping seals, damping bearings, and a support sleeve are presented for the ball bearings of a high speed rotor. The ball bearings consist of a duplex set having the outer races packaged tightly within the sleeve while the sleeve provides a gap with a ...
Vonpragenau, George L.
core   +1 more source

Pericardial flap to repair a pulmonary laceration in a cat with pyothorax

open access: yesJournal of Feline Medicine and Surgery Open Reports, 2018
Case summary A 2-year-old female neutered domestic shorthair cat was presented for investigation of acute onset tachypnoea and dyspnoea. Pyothorax was diagnosed based on thoracic radiographs and fluid analysis.
Pablo Pérez López, Stefania Martinoli
doaj   +1 more source

Rotor burst protection program: Experimentation to provide guidelines for the design of turbine rotor burst fragment containment rings [PDF]

open access: yes, 1977
Empirical guidelines for the design of minimum weight turbine rotor disk fragment containment rings made from a monolithic metal were generated by experimentally establishing the relationship between a variable that provides a measure of containment ring
Delucia, R. A.   +2 more
core   +1 more source

Influence of facemask design on operational performance [PDF]

open access: yes
Spirometric measurements of oxygen volume and determination of the amount of argon in exhaled breath are used to analyze facemask design efficiency during treadmill walking tests with subjects carrying plastic hoods filled with argon.
Griffin, O. G., Longson, D. J.
core   +1 more source

Another Old Babylonian barley loan from Gula’s temple [PDF]

open access: yes, 2017
The article is the edition of a new Old Babylonian loan of barley from the Gula temple in ...
Földi, Zsombor, Spada, Gabriella
core  

Evaluation of advanced regenerator systems [PDF]

open access: yes
The major considerations are discussed which will affect the selection of a ceramic regenerative heat exchanger for an improved 100 HP automotive gas turbine engine. The regenerator considered for this application is about 36cm in diameter.
Cook, J. A.   +3 more
core   +1 more source

Electrode erosion in steady-state electric propulsion engines [PDF]

open access: yes
The anode and cathode of a 30 kW class arcjet engine were sectioned and analyzed. This arcjet was operated for a total time of 573 hr at power levels between 25 and 30 kW with ammonia at flow rates of 0.25 and 0.27 gm/s.
Deininger, William D.   +1 more
core   +1 more source

Responding to the urbanisation of Melanesia’s populations: a critical 21st century challenge [PDF]

open access: yes, 2010
Rowan Callick’s (1993) deliberately provocative ‘doomsday scenario’ for an increasingly impoverished and marginalised Pacific by 2010 was primarily designed to challenge a prevailing tendency at the time towards complacency about medium-term prospects ...
Bedford, Richard
core   +1 more source

Investigations on the performances of the electrical generator of a rim-driven marine current turbine” [PDF]

open access: yes, 2014
In this paper, the electrical generator of a rim-driven horizontal-axis current turbine is modeled in detail. Its main characteristics and performances are evaluated (efficiency, mass, cost, etc).
CHARPENTIER, Jean-Frederic   +3 more
core   +1 more source

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