Results 51 to 60 of about 1,417 (213)

A study of chevron type plate design on pressure drop and friction factor of brazed plate heat exchanger

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract Brazed plate heat exchanger (BPHE) was analyzed using computational fluid dynamics (CFD) simulations by ANSYS Fluent to investigate the chevron‐patterned plates. The influence of geometric parameters, including corrugation pitch, depth, and angle was analyzed.
J. S. Huang, K. B. Then, X. W. Wang
wiley   +1 more source

A Detailed Review of Colburn and Friction Factors for Various Types of Fins Used in Compact Plate‐Fin Heat Exchangers

open access: yesHeat Transfer, EarlyView.
ABSTRACT Compact plate‐fin heat exchangers (PFHEs) are commonly utilized in diverse industries, including aerospace, automotive, processing, and space. Various fin configurations, such as Plain fins, Wavy fins, Lance and Offset fins (OSFs), Perforated fins, louvered fins, and pin fins, are employed in compact heat exchangers (CHEs).
Chennu Ranganayakulu
wiley   +1 more source

Simulation of R.F window Brazing process: Thermal-Structural analysis of ceramic to metal vacuum brazing joints [PDF]

open access: yes, 2013
The creation of the cyclotron absolutely sited radio frequency at the centre of particle accelerators. In the cyclotron, RF system is a device that transforms electrical energy taken from the grid into energy transferred to a beam of particles inside the
Singh, Sandeep Kumar
core  

Ultrahigh Stiffness and Energy Absorption Properties of Isotropic Metallic Closed Cell Microlattices

open access: yesSmall, EarlyView.
True closed cell microlattices without holes are fabricated for the first time using a novel Laser Sheet Fusion additive manufacturing technique. These microlattices exhibited isotropy in stiffness and surprisingly, strength and plasticity as well, despite orientation‐dependent failure mechanisms. Furthermore, material work hardening is shown to be key
Dominic Kang Jueh Lim, Chang Quan Lai
wiley   +1 more source

Analysis of thermal radiation shielding of vacuum furnace for brazing and bake-out of accelerator [PDF]

open access: yesBIO Web of Conferences
An accelerator is a device that accelerates charged particles from low to high energy. It consists of several main components, which require specialized manufacturing processes, including brazing and bake-out carried out in a vacuum furnace at a pressure
Suprapto   +5 more
doaj   +1 more source

Microstructural and mechanical investigation of brazing 304L Stainless Steel with corner joint using a Ni-based shim and wire

open access: yesMaterials Research Express, 2021
This study investigated a suitable filler metal, diffusion depth of the elements of this filler metal in the base metal, and its effect on the mechanical properties of brazing bonding of sheets with different thicknesses of 304L stainless steel. For this
Hedayat Mohammad Soltani, Morteza Tayebi
doaj   +1 more source

Vacuum Brazing of Carbon Nanotube Strands [PDF]

open access: yes, 2009
Carbon nanotubes (CNTs) discovered at 1991 have attracted great interest for applications in Nano-Electro-Mechanical-Systems (NEMS). However, the search for methods to join CNTs with metallic parts has been a worldwide challenge.
Wu, Wei
core  

Vacuum Brazing of Beryllium Copper Components for the National Ignition Facility [PDF]

open access: yes, 2002
A process for vacuum brazing beryllium copper anode assemblies was required for the Plasma Electrode Pockels Cell System, or PEPC, a component for the National Ignition Facility (NIF).
Tyhurst, C. C., Cunningham, M. A.
core   +1 more source

Tailored TMES‐Modified Polyimide–Silica Aerogels for Enhanced Mechanical Performance and High‐Temperature Aerospace Applications

open access: yesNatural Sciences, Volume 6, Issue 2, April 2026.
ABSTRACT The development of high‐performance thermal insulation and lightweight materials in aerospace applications requires overcoming the limitations of conventional aerogels. While polyimide (PI) aerogel offers flexibility and thermal stability, it suffers from shrinkage and a hydrophilic nature.
Shashi Kumar, Kaushik Pal
wiley   +1 more source

Fatigue properties of 6061-T6 aluminum alloy butt joints processed by vacuum brazing and tungsten inert gas welding

open access: yesAdvances in Mechanical Engineering, 2016
Tungsten inert gas welding and vacuum brazing butt joints of Al–Mg–Si alloy 6061 in the artificially aged condition T6 were studied. Constant amplitude and variable amplitude fatigue loading tests were performed. The experimental S-N curves were compared
Huei Lin, Jiun-Ren Hwang, Chin-Ping Fung
doaj   +1 more source

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