Xiangyou Lu, Lin Dai, Fei Lu, Shuchao Fang, Ke Zhou. Design and Heat Dissipation Research of Micro Heat Pipe Automobile LED Headlamp[J]. Laser & Optoelectronics Progress, 2018, 55(11): 112301
- Laser & Optoelectronics Progress
- Vol. 55, Issue 11, 112301 (2018)
Fig. 1. Automotive headlight diagram. (a) Automobile LED headlight structure; (b) radiator structure; (c) grid diagram of radiator
Fig. 2. Temperature and heat flux density of the radiator. (a) Temperature cloud image; (b) heat flux density image
Fig. 3. Influence of input power on the junction temperature for LED heat dissipating device. (a) Temperature of test point; (b) input power versus junction temperature
Fig. 4. Change trend of thermal resistance at different LED input powers
Fig. 5. Junction temperature versus ambient temperature
Fig. 6. Junction temperature versus convective heat transfer coefficient
Fig. 7. Schematic of the experimental apparatus and experimental platform. (a) Schematic of the experimental apparatus; (b) experimental platform
Fig. 8. Temperature change of the test points of the LED headlamps in the experiment
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