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Journal : Advance Sustainable Science, Engineering and Technology (ASSET)

Current and Voltage Imbalances at BPTIK Universitas PGRI Semarang Margono, Margono; Amiruddin, Muhammad; Farikhah, Irna
Advance Sustainable Science, Engineering and Technology Vol 3, No 1 (2021): November-April
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/asset.v3i1.8385

Abstract

Energy conservation is an effort to increase energy efficiency. This research conducted an energy audit in the BPTIK (Badan Pengembangan Teknologi Informasi dan Komunikasi) department room at the Universitas PGRI Semarang, observing the value of electrical parameters, especially unbalanced voltage and current that have the potential to cause neutral currents. In this study the calculated unbalanced voltage value is 0.64% and unbalanced current is 20.25%. From the current development, the neutral current produces an average of 1.72 Amperes. From the value of the neutral current can be calculated the energy lost in the conductor neutral wire per day is about 0.01% of energy consumption by the load per day
The Potential of Mechanic Vibration for Generating Electric Energy Hakim, Muhammad Afta Dzikril; Amiruddin, Muhammad; Hasto, Ken; Margono, Margono; Harjanto, Imadudin; Carsoni, Carsoni; Farikhah, Irna; Setyoadi, Yuris; Nuroso, Harto; Kaltsum, Ummi
Advance Sustainable Science, Engineering and Technology Vol 2, No 2 (2020): May-October
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/asset.v2i2.7054

Abstract

The purpose for this study is to convert mechanical vibration into electrical Power. Our target is to provide enough power for 1.2 V rechargeable battery having 160 . The investigation was conducted experimentally in electrical mechanical engineering laboratory. Four piezoelectric was connected to circuits in series mode called 1 module. In order to recharge the battery having voltage 1.2 volt, the measurement of the intensity of the loudspeaker was verified. According to table 1, it was found that at 2  of vibration is best because the value is 1.4 V nearest to 1.2 V. It was found that the mechanical vibration can be converted into electric power. It was found that to recharge 160  having 1.2 V, the 20 modules are needed.