Polymer-based ball bearings have emerged as a replacement for metal-based bearings in certain applications. They have recently gained attention due to their low weight-to-strength ratio, self-lubrication properties, and ...
The present study investigates pool boiling heat transfer (PBHT) of R-134a on Cu─Al2O3 composite-coated patterned surfaces (CPSI, CPSII, CPSIII, and CPSIV). Using a wire EDM method, four different types of copper patterned ...
Polytetrafluoroethylene (PTFE) is widely used in tribological applications. However, its usage in the ball-bearing application has not been explored. The present study investigates the usage of PTFE composites for deep ...
Polytetrafluoroethylene (PTFE) is a self-lubricating, highly stable, high-performing polymer that has expanded its usage in bearing tribology. However, its application in ball bearings is still limited. This article explores ...
As the power requirements of industrial and electronic equipment continue to increase, thermal management is becoming more and more important. BHT, or pool boiling heat transfer, is acknowledged as an effective technique ...
Polyetheretherketone (PEEK) is an ultra-high-performance polymer renowned for its excellent wear resistance, making it widely used in tribological applications. However, its high coefficient of friction (COF) can detract ...
Tribological characterization was carried out in part 1 of the paper on pure PTFE (PTFE) and 25% carbon-filled PTFE (CR25) polymers through the ball-on-disc test to determine the suitability of the material for ball-bearing ...
The utilisation of polymer in the bearing application has become an alternative to metal-based bearings. The proposed work explores the feasibility of polyetheretherketone (PEEK) composites for ball-bearing applications. ...
Polyetheretherketone (PEEK) is a high-performance polymer commonly used in tribology applications due to its exceptional properties. This study examines the feasibility of utilising PEEK and PEEK reinforced by 10% of each ...
Additive Manufacturing (AM) processes are used to fabricate complex parts using a layer by layer approach. This enables designers to be more creative with their designs and build parts which may be difficult to manufacture ...
Additive manufacturing (AM) processes are used to fabricate complex geometries using a layer-by-layer material deposition technique. These processes are recognized for creating complex shapes which are difficult to manufacture ...
Metal Additive Manufacturing (AM) processes have made it possible to build parts with complex geometric features by adopting a layer-by-layer approach. However, additional support structures are needed to support overhanging ...
In Laser Powder Bed Fusion (LPBF), the downfacing surfaces usually have increased surface roughness and reduced dimensional accuracy due to local overheating and warpage. To partially overcome this a new supporting structure ...
The Additive Manufacturing (AM) of injection molding inserts has gained popularity during recent years primarily due to the reduced design-to-production time and form freedom offered by AM. In this paper, Topology Optimization ...
Numerous challenges of additive manufacturing (AM) are tackled in the European Horizon 2020 project PAM^2 by studying and linking every step of the AM process cycle. For example, PAM^2 researchers from the design, processing ...
This chapter presents topology optimisation techniques suitable for designing parts that will be produced by additive manufacturing, with special attention to precision aspects. First, challenges associated with ‘design ...
The powder bed fusion (PBF) process is a type of Additive Manufacturing (AM) technique which enables fabrication of highly complex geometries with unprecedented design freedom. However, PBF still suffers from manufacturing ...
A physics-based topology optimization method for enhancing precision in metal am parts | TU Delft Repository TU Delft Library search Press enter to search in title/abstract in title/abstract in authors local_library ...
A novel constraint to prevent local overheating is presented for use in topology optimization (TO). The very basis for the constraint is the Additive Manufacturing (AM) process physics. AM enables fabrication of highly ...
Overheating is a major issue especially in metal Additive Manufacturing (AM) processes, leading to poor surface quality, lack of dimensional precision, inferior performance and/or build failures. A 3D density-based topology ...