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Investigation of Influence of Quenching and Annealing on the Plane Fracture Toughness and Brittle to Ductile Transition Temperature of the Zinc Coated Structural Steel Materials

Ramesh, M.; Garg, Rajnish; Subrahmanyam, Garimella V. - In: International Journal of Surface Engineering and … 5 (2017) 2, pp. 33-42

This article discusses that the variation in fracture toughness is exclusively due to the influence of coating on the … surface of the material, depending upon the time interval that the specimen is immersed in the coating tub under a specific … temperature. Parameters during the process of coating have shown their own influence on heat treatment, which has shown its own …

Persistent link: https://www.econbiz.de/10012047619

Investigation of Nickel Coated Tool for Electrochemical Deburring of Al6082

Prabhu, Satisha; Kumar, Abhishek - In: International Journal of Surface Engineering and … 6 (2018) 1, pp. 17-31

The electrochemical deburring (ECD) method is the process which can be successfully applied to deburr inaccessible, intersecting, and cross holes. This ECD process is extremely consistent and cost-effective under the same machining conditions. The variables such as voltage, current, time, pH,...

Persistent link: https://www.econbiz.de/10012047622

Investigation and review of mirrors reflectance in parabolic trough solar collectors (PTSCs)

Jamali, Hamzeh - In: Energy Reports 5 (2019), pp. 145-158

As mirrors used in concentrating solar systems influence the thermal efficiency of the systems collectors to a large extent, the reflectance of mirrors plays a critical role in the thermal efficiency of parabolic trough solar collectors. The studies already done by scientists in terms of how to...

Persistent link: https://www.econbiz.de/10012651934

Influence of graphene on fire protection of intumescent fire retardant coating for steel structure

Zhan, Wang; Chen, Le; Gu, Zhaozhan; Jiang, Juncheng - In: Energy Reports 6 (2020) 2, pp. 693-697

waterborne intumescent fire-retardant coating. The influence of graphene (GR) on the properties of the intumescent fire …-retardant coating was studied by fire protection test, TGA, SEM and smoke density test. The results showed that the GR can effectively … enhanced the performance of fire resistance and thermal stability of the coating. The result of SEM test indicated the coating …

Persistent link: https://www.econbiz.de/10012652315

Investigation and review of mirrors reflectance in parabolic trough solar collectors (PTSCs)

Jamali, Hamzeh - In: Energy reports 5 (2019), pp. 145-158

Persistent link: https://www.econbiz.de/10012004669

Investigation of a dual-stage high velocity oxygen fuel thermal spray system

Khan, Mohammed N.; Shamim, Tariq - In: Applied Energy 130 (2014) C, pp. 853-862

coating quality depends greatly on the gas and particle dynamics. The coating quality is also affected by the particle …-stage thermal spray system, has been developed for coating temperature sensitive materials. This process involves making coatings by …-stage thermal spray process include an easy control of particle oxidation and production of various coating structures by …

Persistent link: https://www.econbiz.de/10010906265

STUDY ON CLUSTER FORMATION OF POLY 2-HYDROXYETHYL METHACRYLATE FUNCTIONALIZED SINGLE-WALLED CARBON NANOTUBES

KUMAR, NANJUNDAN ASHOK; KIM, SUNG HUN; KIM, JONG TAE; … - In: Surface Review and Letters (SRL) 15 (2008) 05, pp. 689-697

-like network, branched structures with less bundling, thus, strongly suggesting a firm coating of the polymer on nanotube walls …. The coating was further confirmed by transmission electron microscopy. The thermal properties of the nanotube complex as … studied by thermal gravimetric analysis (TGA) revealed that coating enhanced stability of the complex, when compared to that …

Persistent link: https://www.econbiz.de/10005080628

A review of icing prevention in photovoltaic devices by surface engineering

Fillion, R.M.; Riahi, A.R.; Edrisy, A. - In: Renewable and Sustainable Energy Reviews 32 (2014) C, pp. 797-809

the efficiency or even stop the production of energy. A superhydrophobic coating has been proposed as a functional coating … for use in solar cell and outdoor applications. A review of the literature has revealed that a superhydrophobic coating … of a superhydrophobic coating can prevent and reduce the accretion of ice, while subsequently the ice resistant …

Persistent link: https://www.econbiz.de/10010753403

PHASE COMPOSITION, MICROSTRUCTURE, AND TRIBOLOGICAL PROPERTY OF PLASMA-SPRAYED TiC-BASED COATING

SUN, SHIBIN; ZOU, ZENGDA; LIU, XUEMEI; SHI, HANCHAO - In: Surface Review and Letters (SRL) 15 (2008) 06, pp. 815-819

TiC-based wear resistant coating was prepared by plasma spraying using reconstituted composite powders doped with ultra …-fine carbide. Phase composition and microstructure of as-sprayed coating were characterized by X-ray diffraction (XRD), scanning … performed by using a ring-on-block tester under dry sliding condition. Results show that the coating adheres well to the …

Persistent link: https://www.econbiz.de/10005047106

Small wind turbines with timber blades for developing countries: Materials choice, development, installation and experiences

Mishnaevsky, Leon; Freere, Peter; Sinha, Rakesh; … - In: Renewable Energy 36 (2011) 8, pp. 2128-2138

The low cost wind turbines with timber blades represent a good solution for the decentralized energy production in off-grid regions of developing countries. This paper summarizes the results of investigations on the mechanical testing and choice of timber for wind blades, testing of different...

Persistent link: https://www.econbiz.de/10010804014