Results 101 to 110 of about 26,676 (308)

Structural Health Monitoring on Turbine Engines Using Microwave Blade Tip Clearance Sensors [PDF]

open access: yes
The ability to monitor the structural health of the rotating components, especially in the hot sections of turbine engines, is of major interest to aero community in improving engine safety and reliability.
Abdul-Aziz, Ali   +2 more
core   +1 more source

Uncertainty quantification of leakages in a multistage simulation and comparison with experiments [PDF]

open access: yes, 2016
The present paper presents a numerical study of the impact of tip gap uncertainties in a multistage turbine. It is well known that the rotor gap can change the gas turbine efficiency but the impact of the random variation of the clearance height has not ...
Ahlfeld, R   +3 more
core  

Blade tip clearance measurement technology in gas turbines

open access: yesمجلة العلوم والدراسات الإنسانية - كلية الآداب والعلوم – المرج
Many technologies are used for engine development and testing but no technology has been successfully adopted for long term monitoring over the life of the engine. The challenge is to find a technology that is suitable for long term, high temperature operation but that can also provide accurate and reliable measurement.
openaire   +1 more source

Intrinsic Mechanical Parameters and their Characterization in Solid‐State Lithium Batteries

open access: yesAdvanced Energy Materials, Volume 15, Issue 11, March 18, 2025.
This review focuses on the intrinsic mechanical parameters and their associated characterization in solid‐state batteries. The physical significance of mechanics parameters is introduced with exhaustive classifications by elastic, plastic deformations and fracture in bulk, adhesion, friction at interfaces, and mechanical fatigue in cells ...
Shuai Hao   +5 more
wiley   +1 more source

An analysis of the viscous flow through a compact radial turbine by the average passage approach [PDF]

open access: yes
A steady, three-dimensional viscous average passage computer code is used to analyze the flow through a compact radial turbine rotor. The code models the flow as spatially periodic from blade passage to blade passage.
Beach, Timothy A., Heidmann, James D.
core   +1 more source

Scale‐up of Streptomyces species cultivations based on the morphological response to the energy dissipation rate

open access: yesAIChE Journal, EarlyView.
Abstract Filamentous microorganisms exhibit complex morphologies that influence product formation and are affected by various bioprocess parameters. Consistent morphology is therefore essential for comparable results during scale‐up. This study investigates the scale‐up of Streptomyces species (Streptomyces spp.) cultivations from shake flasks to ...
Gesa Brauneck   +12 more
wiley   +1 more source

Pressure fluctuation and flow pattern of a mixed-flow pump with different blade tip clearances under cavitation condition

open access: yesAdvances in Mechanical Engineering, 2017
Cavitation phenomenon has strong transient characteristics and is highly influenced by geometric structure. In this study, the cavitation performance with influence of blade tip clearance for a mixed-flow pump is studied using the renormalization group ...
Yun Xu, Lei Tan, Yabin Liu, Shuliang Cao
doaj   +1 more source

Soft Artificial Ciliary Brush with Integrated Haptic Feedback for Efficient Airway Mucus Cleaning

open access: yesAdvanced Intelligent Systems, EarlyView.
A fundamental mucus cleaning mechanism is reported, which utilizes both artificial cilia mechanical sweeping and suction‐based mucus cleaning. A novel haptic feedback interface for the artificial cilia provides touch feedback on tissue contact, enhancing operator control and safety.
Zhongming Lyu   +7 more
wiley   +1 more source

Study of the capacitance technique for measuring high-temperature blade tip clearance on ceramic rotors [PDF]

open access: yes
Higher operating temperatures required for increased engine efficiency can be achieved by using ceramic materials for engine components. Ceramic turbine rotors are subject to the same limitations with regard to gas path efficiency as their superalloy ...
Barranger, John P.
core   +1 more source

The effect of flow coefficient on the design of miniature centrifugal impeller [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +2 more
core  

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