Effect of PWM Duty Cycle and Frequency of Power Supply to the LED Bulb Efficacy

In this paper described the effect of frequency and duty cycle of the PWM power supply LED bulb light efficacy. Efficacy LED bulb is measured by measuring the light flux and power consumed at standard conditions, the bulb is supplied directly from the network. Then efficacy, the luminous flux and po...

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Main Authors: Pawawoi, Andi (Author), Prabowo, Wahyu (Author)
Format: EJournal Article
Published: Institute of Advanced Engineering and Science, 2017-09-01.
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LEADER 01915 am a22002653u 4500
001 IJPEDS_8352_6998
042 |a dc 
100 1 0 |a Pawawoi, Andi  |e author 
700 1 0 |a Prabowo, Wahyu  |e author 
245 0 0 |a Effect of PWM Duty Cycle and Frequency of Power Supply to the LED Bulb Efficacy 
260 |b Institute of Advanced Engineering and Science,   |c 2017-09-01. 
500 |a https://ijpeds.iaescore.com/index.php/IJPEDS/article/view/8352 
520 |a In this paper described the effect of frequency and duty cycle of the PWM power supply LED bulb light efficacy. Efficacy LED bulb is measured by measuring the light flux and power consumed at standard conditions, the bulb is supplied directly from the network. Then efficacy, the luminous flux and power the bulb is also measured under the conditions given PWM power supply at some frequency and duty cycle value. In the same light flux levels between the two treatment, the use of PWM power supply can increase the efficacy of the light bulb up to 66.2%, with a value of 117.52 light efficacy lumen / Watt. At the level of light flux which is slightly lower, the use of PWM power supply to the LED bulb with a specific frequency and power supply can achieve the efficacy of 397.14 lumens / Watt 
540 |a Copyright (c) 2017 Institute of Advanced Engineering and Science 
540 |a http://creativecommons.org/licenses/by-sa/4.0 
546 |a eng 
655 7 |a info:eu-repo/semantics/article  |2 local 
655 7 |a info:eu-repo/semantics/publishedVersion  |2 local 
655 7 |2 local 
786 0 |n International Journal of Power Electronics and Drive Systems (IJPEDS); Vol 8, No 3: September 2017; 1011-1015 
786 0 |n 2722-256X 
786 0 |n 2088-8694 
786 0 |n 10.11591/ijpeds.v8.i3 
787 0 |n https://ijpeds.iaescore.com/index.php/IJPEDS/article/view/8352/6998 
856 4 1 |u https://ijpeds.iaescore.com/index.php/IJPEDS/article/view/8352/6998  |z Get Fulltext