Results 11 to 20 of about 3,852 (197)

Radiant absorption characteristics of corrugated curved tubes [PDF]

open access: yesThermal Science, 2017
The utilization of modern paraboloidal concentrators for conversion of solar radiation into heat energy requires the development and implementation of compact and efficient heat absorbers. Accurate estimation of geometry influence on absorption characteristics of receiver tubes is an important step in this process.
Đorđević, Milan   +4 more
openaire   +2 more sources

The effect of interruptions on thermal characteristics of corrugated tube

open access: yesCase Studies in Thermal Engineering, 2021
A 3D numerical analysis was carried out to assess the hydrothermal performance of a new configuration of the corrugated tube by adding interruptions to the perimeter of the corrugations.
Hayder Mohammad Jaffal   +2 more
doaj   +1 more source

Thermal/ exergy and economic efficiency analysis of circumferentially corrugated helical tube with constant wall temperature

open access: yesCase Studies in Thermal Engineering, 2021
The effect of circumferential corrugations on the thermo-exergetic and economic efficiency of the helical tube is numerically studied for the first time.
Haiji Chen   +7 more
doaj   +1 more source

Air Leak Conundrum following Oesophagectomy: A Case Report and Review of Literature [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2023
Oesophagectomy is an established technique for treating oesophageal cancer. Pulmonary complications during the postoperative period can arise from intraoperative manipulation, thoracic structure injury, or anastomotic leaks.
Varun Kumar Agarwal   +3 more
doaj   +1 more source

Impedance of a rectangular beam tube with small corrugations [PDF]

open access: yesPhysical Review Special Topics - Accelerators and Beams, 2003
We consider the impedance of a structure with rectangular, periodic corrugations on two opposing sides of a rectangular beam tube. Using the method of field matching, we find the modes in such a structure. We then limit ourselves to the the case of small corrugations, but where the depth of corrugation is not small compared to the period.
K. L. F. Bane, G. Stupakov
openaire   +3 more sources

3D Simulation on turbulent flow and heat transfer behaviors in a five-start corrugated tube: Effect of depth ratio and tube modification

open access: yesEngineering and Applied Science Research, 2021
This paper presents a 3D simulation of turbulent flow and heat transfer behaviors in a five-start corrugated tube having depth ratios, DR = 0.02-0.16 and constant pitch ratio, PR = 1.0 0 and the Reynold number ranging from 5000 to 20,000.
Narin Siriwan   +5 more
doaj  

An experimental investigation on the airside performance of fin-and-tube heat exchangers having corrugated louver fins - Part I; dry surface

open access: yesJournal of Thermal Science and Technology, 2020
Corrugated louver fin, which has louvers on wavy surface, may be a promising mean to augment the air-side heat transfer of fin-and-tube heat exchangers. However, only limited prior studies are available.
Nae-Hyun KIM
doaj   +1 more source

Research on the Tensile Mechanical Properties of a Braided Corrugated Hose and Its Axial Stiffness Model

open access: yesJournal of Marine Science and Engineering, 2021
Braided corrugated hoses are widely used in displacement compensation and vibration absorption environments due to their excellent flexibility and energy dissipation properties; however, the axial stiffness has rarely been discussed before as an ...
Dacheng Huang, Jianrun Zhang
doaj   +1 more source

Effect of Lobe Count and Lobe Length of Corrugated Lobed Nozzle on Subsonic Flow Characteristics [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2022
The corrugated lobed nozzle is an emerging research topic in jet flow dynamics, and little investigation has been conducted on its effect on flow characteristics.
V. P. Roy   +3 more
doaj   +1 more source

Heat transfer study on a hybrid smooth and spirally corrugated tube

open access: yesMATEC Web of Conferences, 2018
Corrugated tubes are widely used in a range of applications for heat transfer enhancement. The spirally corrugated tube has a better heat transfer performance than the smooth tube.
Yang Chen   +5 more
doaj   +1 more source

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