Results 21 to 30 of about 790,255 (328)

Effect of Pulse Width Modulation on Proportional, Integral, and Derivative Coefficient Characteristics

open access: yesProtek: Jurnal Ilmiah Teknik Elektro, 2023
Based on the value of feedback obtained from the sensor (LDR), the PID algorithm uses the error value obtained from the comparison between the sensor value and the setpoint value to perform calculations so that the PWM generator will use the output value
Tonny Suhendra
doaj   +1 more source

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

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

Collapse of a cavitation bubble generated by low voltage discharge in water

open access: yesEPJ Web of Conferences, 2012
The article presents experimental results of the optical study of cavitation bubble collapse close to a solid boundary in water. The bubble was generated by discharge of two low-voltage capacitors.
Zima Patrik   +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  

Pemantauan Pembangkit Listrik Tenaga Mikrohidro (PLTMH)

open access: yesJurnal Rekayasa Elektrika, 2014
This research is motivated by electrical power shutting-down that frequently occurred in Riau province. Low electrical power supply as compared to the need causes lack of supply.
Arif Gunawan   +2 more
doaj   +1 more source

A Hybrid Quantum Inspired Particle Swarm Optimization and Least Square Framework for Real-time Harmonic Estimation

open access: yesJournal of Modern Power Systems and Clean Energy, 2021
The power quality is becoming an extensively addressing aspect of the power system because of the sensitive operation of the smart grid, awareness of power quality, and the equipment of modern power systems.
Abu Bakar Waqas   +2 more
doaj   +1 more source

Eco-electric energy generator system using human exercise activities

open access: yesMATEC Web of Conferences, 2018
Today human need for electrical energy is very high. For that we need to find an alternative power plant renewable energy, especially environmentally friendly.
Setya Prabowo Frans   +2 more
doaj   +1 more source

Characterization and prediction of household use of solar home system in Leyte Islands, Philippines

open access: yesAnnals of Tropical Research, 2020
Under the Household Electrification Program of the Philippines‘ Department of Energy, 530 solar home systems (SHSs) with 30Wp capacity were installed in individual households in four island barangays (villages) in Leyte and Southern Leyte from 2013 to ...
Jacqueline M. Guarte   +2 more
doaj   +1 more source

Technical Note: VUV photodesorption rates from water ice in the 120–150 K temperature range – significance for Noctilucent Clouds [PDF]

open access: yesAtmospheric Chemistry and Physics, 2011
Laboratory studies have been carried out with the aim to improve our understanding of physicochemical processes which take place at the water ice/air interface initiated by solar irradiation with a wavelength of 121.6 nm.
M. Yu. Kulikov   +5 more
doaj   +1 more source

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