A review of prognostic techniques for high-power white LEDs
B Sun, X Jiang, KC Yung, J Fan… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
High-power white light-emitting diodes (LEDs) have attracted much attention due to their
versatility in a variety of applications and growing demand in markets such as general …
versatility in a variety of applications and growing demand in markets such as general …
Experimental validation of additively manufactured optimized shapes for passive cooling
This article confirms the superior performance of topology optimized heat sinks compared to
lattice designs and suggests simpler manufacturable pin-fin design interpretations. The …
lattice designs and suggests simpler manufacturable pin-fin design interpretations. The …
Fatigue life reliability evaluation in a high-speed train bogie frame using accelerated life and numerical test
Y Lu, H Zheng, J Zeng, T Chen, P Wu - Reliability Engineering & System …, 2019 - Elsevier
Durability fatigue tests for full-scale structures are essential to ensure the fatigue reliability
and operational safety of high-speed trains. An accelerated life test (ALT) method is first …
and operational safety of high-speed trains. An accelerated life test (ALT) method is first …
PoF-simulation-assisted reliability prediction for electrolytic capacitor in LED drivers
The temperature of electrolytic capacitor in light-emitting diode (LED) drivers continuously
increases under operation conditions, thus the capacitors degrade faster than that with …
increases under operation conditions, thus the capacitors degrade faster than that with …
Reliability and Degradation Mechanisms of Deep UV AlGaN LEDs
There are numerous applications for deep UV AlGaN Light-Emitting Diodes (LEDs) in virus
inactivation, air and water purification, sterilization, bioagent detection and UV polymer …
inactivation, air and water purification, sterilization, bioagent detection and UV polymer …
Lifetime prediction of ultraviolet light-emitting diodes using a long short-term memory recurrent neural network
Ultraviolet light-emitting diodes (UV LEDs) play an important role in inactivating novel
coronavirus pneumonia, but the lack of rapid lifetime prediction can easily cause untimely …
coronavirus pneumonia, but the lack of rapid lifetime prediction can easily cause untimely …
Lumen degradation lifetime prediction for high-power white LEDs based on the gamma process model
Nowadays, due to the advancement of design and manufacturing technology, there are
many consumer products with high reliability. Similarly, the competition in the business …
many consumer products with high reliability. Similarly, the competition in the business …
A novel lifetime prediction for integrated LED lamps by electronic-thermal simulation
In this paper, an integrated LED lamp with an electrolytic capacitor-free driver is considered
to study the coupling effects of both LED and driver's degradations on lamp's lifetime. An …
to study the coupling effects of both LED and driver's degradations on lamp's lifetime. An …
Energy-maintenance optimization for retrofitted lighting system incorporating luminous flux degradation to enhance visual comfort
Retrofitting existing buildings with energy-efficient lighting systems is an effective way to
reduce their lighting energy consumption and improve lighting quality. In a lighting system …
reduce their lighting energy consumption and improve lighting quality. In a lighting system …
LED lifetime prediction under thermal-electrical stress
The lifetime of light-emitting diodes (LEDs) is highly dependent on usage conditions such as
operating temperature and drive current. It is costly and impractical to test the LEDs on every …
operating temperature and drive current. It is costly and impractical to test the LEDs on every …