Results 11 to 20 of about 53,346 (287)

Using a stepper motor as a low-power, low-rotation DC generator for renewable energy harvesting [PDF]

open access: yesE3S Web of Conferences
Currently, the need for renewable energy is getting bigger; studying renewable energy generation requires a small-scale or miniature generator with a low rotation that can produce power for lamp loads. The selection of generators is not as appropriate as
Suwarno Djoko Untoro
doaj   +1 more source

Simulation of Piko Hydro Power Generator Using Thread Turbine With 10 Watt Power

open access: yesJurnal Jaringan Telekomunikasi, 2022
Renewable energy is one of the efforts to utilize electricity from renewable energy sources. Hydroelectric power is one of the plants that utilizes water as the main energy.
Afrizal Abdi Musyafiq   +3 more
doaj   +1 more source

Implementasi Inverter Berbasis Square Wave dan Sinusoidal PWM Menggunakan Arduino Uno

open access: yesRekayasa, 2022
Inverters with square waves and sinusoidal output signal waves have different efficiency values. The difference is very visible, especially when the inverter is used to drive an electric device that uses a motor.
R Dwiki Rachwanto   +2 more
doaj   +1 more source

Evolution of OH reactivity in NO-free volatile organic compound photooxidation investigated by the fully explicit GECKO-A model [PDF]

open access: yesAtmospheric Chemistry and Physics, 2021
OH reactivity (OHR) is an important control on the oxidative capacity in the atmosphere but remains poorly constrained in many environments, such as remote, rural, and urban atmospheres, as well as laboratory experiment setups under low-NO conditions ...
Z. Peng   +11 more
doaj   +1 more source

Cerium-Oxide-Nanoparticle-Decorated Zinc Oxide with Enhanced Photocatalytic Degradation of Methyl Orange

open access: yesApplied Sciences, 2020
Cerium-oxide-nanoparticle-decorated zinc oxide was successfully prepared using a simple one-pot hydrothermal technique with different weight% Ce doping.
Chatchai Rodwihok   +5 more
doaj   +1 more source

Immunity test of the lighting installation for electromagnetic surge disturbances

open access: yesITM Web of Conferences, 2018
The paper presents the results of computer simulation of the operation of a lighting installation disturbed by a voltage surge of 1.2 / 50 μs. The components included in the model of the system were: voltage surge generator (accordance with the PN-EN ...
Typańska Dorota, Machczyński Wojciech
doaj   +1 more source

KINERJA DAN EMISI MESIN DIESEL 1 SILINDER BERBAHAN BAKAR CAMPURAN BIODIESEL NYAMPLUNG DAN ETANOL

open access: yesRekayasa Mesin, 2023
Research has been carried out on the effect of biodiesel and ethanol fuel mixtures on diesel engine performance and emissions. Ethanol (C2H5OH) is a type of alcohol that can improve the characteristics of biodiesel.
Nasrul Ilminnafik   +3 more
doaj   +1 more source

IoT applications utilizing excess heat in electrical lighting fixtures [PDF]

open access: yes, 2020
The development of IoT instrumentation will always be strongly influenced by the properties of the power supply system. A large number of IoT nodes creates a danger of extra expenditures when changing the battery.
Bouřa A.   +5 more
core  

Using radio astronomical receivers for molecular spectroscopic characterization in astrochemical laboratory simulations: A proof of concept [PDF]

open access: yes, 2017
We present a proof of concept on the coupling of radio astronomical receivers and spectrometers with chemical reactorsand the performances of the resulting setup for spectroscopy and chemical simulations in laboratory astrophysics.
Agúndez, M.   +28 more
core   +1 more source

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