Category Archives: Technical Data-E

Figure 59: HX Prototype 10-E2: (Top) Tube bundle; (Middle) Header after casting; (Bottom) Cut header with tube ends showing.

Design and Manufacturing of High Performance, Reduced Charge Heat Exchangers

This article introduces the paper “Design and Manufacturing of High Performance, Reduced Charge Heat Exchangers”. 1. Overview: 2. Background: Heating, ventilation, air-conditioning, and refrigeration (HVAC&R) systems consume a significant portion of residential and commercial building energy. Reducing refrigerant charge to mitigate greenhouse gas emissions is a crucial objective. Traditional heat exchangers (HXs) using round tubes

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Fig 1: Growing demand of Aluminum into the Automotive World

Study of Porosity Defect in Aluminum Die Castings and its Evaluation and Control for Automotive Applications

This article introduces the paper ‘Study of Porosity Defect in Aluminum Die Castings and its Evaluation and Control for Automotive Applications’ published by ‘International Research Journal of Engineering and Technology (IRJET)’. 1. Overview: 2. Abstracts The growing requirement of competitive products in Automotive Market is in race and winner is always with high quality product

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Figure 1. Fin designs on heat sinks: left with all parallel fins, right with angled fins increasing turbulence in the air (cooling medium) and increasing air exchange between the fins to maximize cooling [2].

Vacuum Rheocasting Heat Sinks with Significantly Improved Performance

This article introduces the paper “Vacuum Rheocasting Heat Sinks with Significantly Improved Performance”. 1. Overview: 2. Research Background: The demand for heat sinks across various industries (e-mobility, telecommunications, electronics, etc.) is significantly increasing, along with stricter performance requirements. A primary requirement for heat sinks is high thermal conductivity. Pure aluminum exhibits excellent thermal conductivity (247

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Figure 31. Photograph of high-ceiling LED lamp heat sink cast using Al-25%Si.

Die Casting of Lightweight Thin Fin Heat Sink Using Al-25%Si

1. Overview: 2. Research Background: The demand for lightweight and cost-effective heat sinks is increasing. Die casting is a common and economical method for producing complex-shaped heat sinks. To reduce weight, a typical approach involves thinning the fins and base of the heat sink. Previous research explored alternative casting methods like semisolid casting, high-density casting,

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Figure 1. The heat exchangers are modeled from bottom to top as layers 1 to 14, where the odd-numbered layers are water-side fins and the even-numbered layers are oil-side fins: (a) Heat exchangers model, (b) Simplified model of heat exchangers.

Multi-Objective Optimization of Plate-Fin Heat Exchangers via Non-Dominated Sequencing

This article introduces the paper “Multi-Objective Optimization of Plate-Fin Heat Exchangers via Non-Dominated Sequencing”. 1. Overview: 2. Research Background: Plate-fin heat exchangers are widely used for heat dissipation in automotive engines due to their compact and lightweight structure, excellent heat transfer performance, and low production cost. Serrated staggered fins are commonly employed to enhance the

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Thermo-economic optimization for the advanced material selection of fins and heat sinks

Thermo-economic optimization for the advanced material selection of fins and heat sinks

This article introduces the paper “Thermo-economic optimization for the advanced material selection of fins and heat sinks”. 1. Overview: 2. Research Background: Fins and heat sinks are widely used thermal elements crucial for efficient heat removal. Efficient heat removal necessitates a low cost, and factors such as fin profile, material properties, surface properties, raw material

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Vehicle giga-casting Al alloys technologies, applications, and beyond

Vehicle giga-casting Al alloys technologies, applications, and beyond

This article introduces the paper “Vehicle giga-casting Al alloys technologies, applications, and beyond”. Author links open overlay panelJian Yang abc, Bo Liu ac, Dongwei Shu b, Qin Yang d, Tiegang Hu dShow moreAdd to MendeleyShareCite https://doi.org/10.1016/j.jallcom.2025.178552Get rights and content Abstract The Giga-casting process, proposed by Tesla, has become a transformative technology with great potential for improving the lightweighting of super-sized complex thin-walled vehicle parts. Recently, the application of lightweight

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Die tool: (a) both tool half and the vacuum valve connection; (b) vacuum unit.

Influence of Vacuum Support on the Fatigue Life of AlSi9Cu3(Fe) Aluminum Alloy Die Castings

This article introduces the paper “Influence of Vacuum Support on the Fatigue Life of AlSi9Cu3(Fe) Aluminum Alloy Die Castings”. Summary – Core Research Objective: To compare the high-cycle fatigue behavior of AlSi9Cu3(Fe) aluminum alloy die castings produced using high-pressure die casting (HPDC) and vacuum-assisted die casting (VPDC) processes, and to elucidate the influence of casting defects

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Fig. 1. Paper's Methodology for analysing a production concept for vehicle production with Mega-casting and evaluation of its potential.

Mega-casting in the automotive production system: Expert interview-based impact analysis of large-format aluminium high-pressure die-casting (HPDC) on the vehicle production

This article introduces the paper “Mega-casting in the automotive production system: Expert interview-based impact analysis of large-format aluminium high-pressure die-casting (HPDC) on the vehicle production”. Peter Burggräf a, Georg Bergweiler b, Stefan Kehrer b, Tobias Krawczyk b, Falko Fiedler bShow moreAdd to MendeleyShareCitehttps://doi.org/10.1016/j.jmapro.2024.06.028Get rights and content Abstract Since the revolutionary invention of the conveyor-belt production by Henry Ford in 1913, market player mainly evolved a unique selling point through

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Fig. 6. Pit-tail test result of HPDC MRI 260D tensile bar (as-cast).

Recent developments in high-pressure die-cast magnesium alloys for automotive and future applications

This article introduces the paper “Recent developments in high-pressure die-cast magnesium alloys for automotive and future applications”. Gerry GangWangJ.P.WeilerMeridian Lightweight Technologies, Strathroy, Ontario N7G 4H6, Canada Abstract The use of magnesium alloy high pressure die cast (HPDC) components for structural applications, especially in the automotive and transportation industries, where weight reduction is of a great concern, is

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