Results 221 to 230 of about 166,566 (293)

Environmental Noise Dataset for Sound Event Classification and Detection. [PDF]

open access: yesSci Data
Fredianelli L   +5 more
europepmc   +1 more source

Force–Displacement Characterization of PNIPAM Microactuators

open access: yesAdvanced Robotics Research, EarlyView.
A method to experimentally establish a force–displacement diagram of poly(N‐isopropyl acrylamide) (PNIPAM) microactuators, printed by 2PP, is presented herein. PNIPAM is a hydrogel whose volume and stiffness change with temperature due to the absorption or release of water.
Manon Cassignol   +4 more
wiley   +1 more source

Single-parameter programmed thermomechanical actuation via 3D-printed helical director fields in liquid crystal elastomers. [PDF]

open access: yesNat Commun
Sun Y   +15 more
europepmc   +1 more source

Analysis of Rotary Compressor Valve Noise.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1994
openaire   +2 more sources

Comparative Research on Air Conditioner With Gas-Injected Rotary Compressor Through Injection Port on Blade [PDF]

open access: yesApplied Thermal Engineering, 2016
Rotary compressors are widely utilized in air conditionders and heat pumps. However, when rotary compressors were applied in room air conditioners, VRFs and domestic water heaters, the systems will experience heavily degradation of the heating capacity ...
Baolong Wang, Wenxing Shi
exaly   +1 more source

A New Rotary Compressor

Proceedings of the Institution of Mechanical Engineers, 1943
The author shows how the helical lobe compressor originated during his development of the gas turbine, as he became convinced that a general solution of the gas turbine problem could be reached by means of the constant-pressure cycle with centrifugal compressors of the multistage type.
openaire   +1 more source

A Technology for Rotary Compressors

Journal of Engineering for Power, 1970
This article presents a method of evaluating the three losses of charging, leakage and “warm-up” involved in operating the five different types of rotary displacement compressors. A comprehensive method of determining the compression efficiency, volumetric efficiency and discharge temperature is included. The limiting tip speeds, compression ratios and
openaire   +1 more source

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