This article introduces the paper “Influence of Different Rapid Injection Velocity on Forming Quality of Magnesium Alloy Vacuum Die Casting”. 1. Overview: 2. Research Background: This research investigates the impact of rapid injection speed on the quality of magnesium alloy vacuum die castings using AZ91D magnesium alloy. Magnesium alloys are widely used in aerospace, 3C
![Figure 5 Aluminum wiring in automotive vehicles: a time line of application of aluminum in automotive wiring, reproduced from [53]; b high-strength aluminum alloy wire installed in the engine harness, reproduced from [57]; c die-cast aluminum coil for motor winding with seven turns and a conductor height of approx. 1.5 mm along with d coil arrangement, reproduced from [264]; e hairpin motor using aluminum V-cat windings, reproduced from [59]; f insulated and bare AA1350 aluminum of 7 AWG square tested for hairpin winding of electric motors and copper wire for comparison along with stress vs strain elongation curves, reproduced from [11].](https://castman.co.kr/wp-content/uploads/Figure-5-Aluminum-wiring-in-automotive-vehicles-570x342.webp)
This article introduces the paper “Aluminum alloys for electrical engineering: a review”. 1. Overview: 2. Research Background: High-performance conductors are essential for economically and environmentally sustainable electricity transfer in modern infrastructure, manufacturing, and transportation, including electric vehicles. While copper has been the traditional conductor of choice, aluminum offers significant advantages in terms of cost and
This article introduces the paper “A Study on Cooling Characteristics of the LED Lamp Heat Sink for Automobile by Forced Convection”. 1. Overview: 2. Research Background: Automotive headlamps are crucial for driver visibility, and LED lamps are gaining popularity due to their energy efficiency and long lifespan. However, the high heat generation of LED lamps
This article introduces the paper “Heat Dissipation Design of High Power LED Headlamp”. 1. Overview: 2. Background: High-brightness white light-emitting diodes (LEDs) are very promising in many new illumination applications. LED light sources offer advantages such as long lifespan, fast response speed, environmental friendliness (mercury-free), and a color temperature (5500K-6000K) closer to natural light than
This article introduces the paper “A Review of Recent Trends in High Efficiency Induction Motor Drives”. 1. Overview: 2. Research Background: Induction Motor (IM) drives are a crucial technology in modern industry, powering various applications including material handling, food and beverage processing, and electric transportation systems like EVs and e-trucks. Recently, there’s a growing focus
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
![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].](https://castman.co.kr/wp-content/uploads/image-114-570x287.webp)
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
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,
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
This article introduces the paper “NUMERICAL SIMULATIONS OF FILLING FLOWS IN DIE-CASTING MOLDING OF THE THIN-WALLED LED HEAT SINK”. Abstracts Researcher Information Research Background and Objectives Main Objectives and Research Content of the Paper Results and Achievements: Copyright and ReferencesThis material is based on the paper “NUMERICAL SIMULATIONS OF FILLING FLOWS IN DIE-CASTING MOLDING OF
