Results 11 to 20 of about 2,554 (249)

Study on Energy-saving Lighting Design Method for Interior Zone of High-altitude Highway Tunnel [PDF]

E3S Web of Conferences, 2020
In order to ensure the driving safety of high-altitude highway tunnel and effectively reduce the lighting cost, this paper adopts the method considering the influence of automobile headlights luminance which combines reaction time incremental theory at ...
Li Qi, Chen Mingyang, Xie Wenjing, Wang Qianyue, Wu Yue, Yang Chang, Zhen Jiangming   +6 more
doaj   +1 more source

Dual-separated cooling channel performance evaluation for high-power led Pcb in automotive headlight

Case Studies in Thermal Engineering, 2021
In this paper, thermal and hydraulic analysis of a dual-separated cooling channel was performed for the cooling applications of different automotive lighting systems.
Gökhan Sevilgen, Muhsin Kiliç, Mehmet Aktaş   +2 more
doaj   +1 more source

Numerical investigation of the effect of different heat sink fin structures on the thermal performance of automotive LED headlights

International Journal of Automotive Science and Technology, 2022
With the developing technology, the automotive lighting sector is also changing rapidly. Automotive lighting equipment is produced with more functionality and higher performance.
Seyfi Şevik, Özgür Özdilli, Furkan Akbulut   +2 more
doaj   +1 more source

A Preliminary Anti-Glare System for Traffic Vehicles Using Polarizing Filters and a Polarizing Flip Plate

Applied Sciences, 2023
In the past, polarizing filters were attached to cars’ halogen headlights to reduce glare for other vehicles. However, the filters absorbed a significant amount of light and made it difficult for drivers to see properly.
Nghia Phan Trong Nguyen, Minh Ngoc Phan, Duc Anh To, Thang Hung Bui   +3 more
doaj   +1 more source

Influence of Headlight Level on Object Detection in Urban Traffic at Night

Applied Sciences, 2023
The purpose of this work is to determine the influence of the low beam intensity of motor vehicle headlights on detection conditions in urban traffic. For this purpose, studies with fourteen subjects are conducted on three differently illuminated test ...
Anil Erkan, David Hoffmann, Timo Singer, Julia Maria Schikowski, Korbinian Kunst, Markus Alexander Peier, Tran Quoc Khanh   +6 more
doaj   +1 more source

Saccadic eye movement speed is related to variations in phantom array effect visibility

Scientific Reports, 2023
The phantom array effect is one of the temporal light artefacts that can decrease performance and increase fatigue. The phantom array effect visibility shows large individual differences; however, the dominant factors that can explain these individual ...
Hyeran Kang, Chan-Su Lee, Jun-Gi Kim, Hyensou Pak   +3 more
doaj   +1 more source

Determination of Speed-Dependent Roadway Luminance for an Adequate Feeling of Safety at Nighttime Driving

Vehicles, 2021
The purpose of this work is to determine as a function of velocity the minimal roadway luminance that is required to be judged as being bright enough for a driver to perform a nighttime driving task with an adequate feeling of safety. In this context, it
Anil Erkan, Sebastian Babilon, David Hoffmann, Timo Singer, Tsoni Vitkov, Tran Quoc Khanh   +5 more
doaj   +1 more source

CURRENT STATE OF AUTOMOTIVE LIGHTING EQUIPMENT WITH NON-REPLACEABLE LIGHT SOURCES ON BASIS OF LIGHT-EMITTING DIODE TECHNOLOGIES

Наука и техника, 2012
The paper contains information on the current state of automotive lighting equipment. Different designs of automotive lighting devices, their merits and demerits are described in the paper.
S. P. Sernov, D. V. Balokhonov, T. V. Kolontaeva   +2 more
doaj   +1 more source

A Study of High-Efficiency Laser Headlight Design Using Gradient-Index Lens and Liquid Lens

Applied Sciences, 2020
In the field of vehicle lighting, due to the diode laser, its small size and high energy conversion efficiency, it can be effectively used as the headlight source of high beam.
Yi-Chin Fang, Yih-Fong Tzeng, Chan-Chuan Wen, Chao-Hsien Chen, Hsiao-Yi Lee, Shun-Hsyung Chang, Yi-Lun Su   +6 more
doaj   +1 more source

Efficient and Color-tunable Organic Light-emitting Diodes for Rear Light Application on the Motor Vehicle

Medžiagotyra, 2021
By designing double emissive layers, orange light-emitting layer (EML) and red EML and a space layer of blending hole-transporting material (HTM) with electron-transporting material (ETM), we have achieved efficient and color-tunable organic light ...
Yilian LI, Na LIU, Pengchao ZHOU, Weixia LAN, Huayan PU, Yingjie LIAO   +5 more
doaj   +1 more source