Results 51 to 60 of about 1,974,215 (337)

Drying constant and shrinkage constant relations of different shaped food particulates: empirical models

open access: yes, 2008
Experiments were undertaken to study relationship between drying constant and shrinkage constant of different shaped food particulates during fluidised bed drying.
Senadeera, Wijitha, Senadeera, W.
core   +1 more source

Long-term (2 years) drying shrinkage evaluation of alkali-activated slag mortar: Experiments and partial factor analysis

open access: yesCase Studies in Construction Materials, 2023
Alkali-activated slag with many excellent properties was regarded as a novel low carbon building material, has received more and more attention. This research aims to study the impacts of alkali solution (alkali content and modulus), cement and gypsum ...
Shunfeng Wang   +3 more
doaj   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Assessment of restrained shrinkage cracking of concrete through elliptical rings [PDF]

open access: yes, 2014
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.An elliptical ring test method is presented to replace the circular ring test method for assessing cracking potential of concrete and other cement-based ...
Oladiran, Olayinka Gbolahan
core  

Shrinkage properties of steel fiber reinforced concrete- A review

open access: yesApplications in Engineering Science
Cracks induced by concrete shrinkage may allow corrosive agents to penetrate steel reinforced concrete and deteriorate the reinforcement. Adding randomly distributed steel fiber to concrete can reduce shrinkage and prevent the initiation of cracking ...
Mohammad Abedi   +3 more
doaj   +1 more source

On the drying mechanism of shrinkage material.

open access: yesKAGAKU KOGAKU RONBUNSHU, 1987
収縮性材料の乾燥に関して粘土を例に取りその機械的諸特性値 (ヤング率, 引張り強度, 降伏応力) ならびに輸送特性値 (Permeability, Osmotic Suction Pressure) の含水率依存性を実験的に求めた.収縮性材料内の水分移動に関して, 土質力学における圧密理論に基づき, Osmotic Suction Pressureの勾配の他に応力勾配をも移動の駆動力として考慮すべきであることを示した.計算から求められた局所含水率の時間変化は実測値と良く一致した.さらに, 応力分布の計算結果から乾燥速度の増加に伴い材料内で大きな引張り応力が発生することが明らかとなった.
Shishido, Ikuro   +3 more
openaire   +2 more sources

Understanding the Stochastic Nature of Process Parameter Development of Blown Powder Laser Beam Directed Energy Deposition Additive Manufacturing of Pure Molybdenum

open access: yesAdvanced Engineering Materials, EarlyView.
Identified through the use of statistical design of experiments and metallographic investigation, this study exposes the stochastic origins of intergranular cracks in blown powder laser beam directed energy deposition additive manufacturing of pure molybdenum. It further demonstrates a successful crack mitigation approach with direct correlation to the
Nathaniel J. Lies   +2 more
wiley   +1 more source

Experimental investigation of shrinkage and microstructural properties of date fruits at three solar drying methods

open access: yes, 2019
The effect of solar drying methods on shrinkage and the corresponding influence on microstructural changes of dates at three ripening stages (khalal, rutab and tamr) were investigated and evaluated shrinkage models that are best describing the shrinkage ...
Al-Ismaili, Abdulrahim M.   +3 more
core   +1 more source

Characterizing the effects of Al(OH)3 and Mg(OH)2 on reaction products and drying shrinkage characteristics of alkali-activated slag

open access: yesCase Studies in Construction Materials, 2022
This study is undertaken to explore the relationship between the reaction products and the drying shrinkage of alkali-activated slag (AAS) with the varying hydroxide dosage.
Jing Li   +8 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

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