Results 71 to 80 of about 2,870 (217)

Psilocybin Production With Genetically Modified Aspergillus nidulans Under Pressurized Conditions

open access: yesBiotechnology and Bioengineering, Volume 123, Issue 4, Page 886-898, April 2026.
Shake flask cultures of psilocybin‐producing A. nidulans were investigated with respect to nitrogen source, rheology, power input, and oxygen availability, and subsequently scaled to a stirred tank reactor scale based on specific power input to develop and optimize a pressurized bioprocess.
Sophie Weiser   +7 more
wiley   +1 more source

Characterization of Al-7Si-Mg-Cu Turbine Impeller Produced by Investment Casting [PDF]

open access: yes, 2014
Application of a light-weight material, such as an aluminum alloy, on a turbine impeller\ud can enhance the efficiency of an Organic Rankine Cycle power plant that operates at temperatures\ud below 150 \ud o\ud C.
Syahid, Muhammad
core  

Performance of Gas Induction in a Dual – ImpellerAgitated Bioreactor

open access: yesAl-Khawarizmi Engineering Journal, 2008
The rate of gas induction was measured in gas-inducing type mechanically agitated contactors provided with two impellers. A reactor of 0.5 m i.d. was used with a working capacity of 60 liters of liquid. Tap water was used as the liquid phase, and air was
Safa Abid Al-Rassul   +2 more
doaj   +2 more sources

Evaluation of 3D‐Printed Resin Materials for Use in Microbial Bioprocess Applications: Suitability and Autoclavability

open access: yesEngineering in Life Sciences, Volume 26, Issue 4, April 2026.
ABSTRACT Three‐dimensional (3D) printing technologies are continually advancing, significantly broadening their application scope. By employing fused deposition modeling (FDM) to create iterative prototypes and stereolithography (SLA) for crafting functional components, these additive manufacturing techniques offer a highly efficient solution regarding
Carina Zierberg   +4 more
wiley   +1 more source

NUMERICAL AND EXPERIMENTAL INVESTIGATIONS IN A VANED DIFFUSER OF SHF IMPELLER: FLUID LEAKAGE EFFECT [PDF]

open access: yes, 2013
The paper presents the analysis of the performance and the internal flow behaviour in the vaned diffuser of a radial flow pump using PIV technique, pressure probe traverses and numerical simulations.
DAZIN, Antoine   +12 more
core  

Power Input of High-Speed Rotary Impellers

open access: yesActa Polytechnica, 2001
This paper presents the results of an experimental investigation of the power input of pitched blade impellers and standard Rushton turbine impellers in a cylindrical vessel provided with four radial baffles at its wall under a turbulent regime of flow ...
K. R. Beshay   +3 more
doaj  

CFD Modelling of a Pump as Turbine (PAT) with Rounded Leading Edge Impellers for Micro Hydro Systems

open access: yesMATEC Web of Conferences, 2017
A Pump as Turbine (PAT) is one of micro hydro system components that is used to substitute a commercially available turbine due to its wide availability and low acquisition cost.
Ismail Mohd Azlan   +2 more
doaj   +1 more source

The Future of Hydrogen‐Powered Aviation: Technologies, Challenges, and a Strategic Roadmap for Sustainable Decarbonization

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 3, March 2026.
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira   +4 more
wiley   +1 more source

Aerodynamic investigations of ventilated brake discs. [PDF]

open access: yes, 2005
The heat dissipation and performance of a ventilated brake disc strongly depends on the aerodynamic characteristics of the flow through the rotor passages.
MacManus, David G., Parish, D.
core   +1 more source

Mass transfer and power characteristics of stirred tank with Rushton and curved blade impeller

open access: yesEngineering Science and Technology, an International Journal, 2017
Present work compares the mass transfer coefficient (kLa) and power draw capability of stirred tank employed with Rushton and curved blade impeller using computational fluid dynamics (CFD) techniques in single and double impeller cases.
Thiyam Tamphasana Devi, Bimlesh Kumar
doaj   +1 more source

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