Rito Mijarez
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View article: Enhancing Long-Term Wind Power Forecasting by Using an Intelligent Statistical Treatment for Wind Resource Data
Enhancing Long-Term Wind Power Forecasting by Using an Intelligent Statistical Treatment for Wind Resource Data Open
Wind power is an important energy source that can be used to supply clean energy and meet current energy needs. Despite its advantages in terms of zero emissions, its main drawback is its intermittency. Deterministic approaches to forecast…
View article: Flood Detection in Steel Tubes Using Guided Wave Energy Leakage
Flood Detection in Steel Tubes Using Guided Wave Energy Leakage Open
A study that evaluated the use of ultrasonic-guided waves to detect water in hollow pipes is presented. In this work, a guided wave system employed a 40 kHz piezoelectric (PZT) transmitter and a PZT ultrasound transducer. The transmitter w…
View article: Agile Software Development for Housing Reconstruction: The 2017 Earthquake case in Mexico
Agile Software Development for Housing Reconstruction: The 2017 Earthquake case in Mexico Open
On September 19, 2017 an earthquake occurred in Mexico with epicenter in the limits of the states of Puebla and Morelos. It had a magnitude of 7.1 on the Richter scale. 31,090 homes were affected, of which 1659 with total damage. In order …
View article: Automatic Guided Waves Data Transmission System Using an Oil Industry Multiwire Cable
Automatic Guided Waves Data Transmission System Using an Oil Industry Multiwire Cable Open
Alternative wireless data communication systems are a necessity in industries that operate in harsh environments such as the oil and gas industry. Ultrasonic guided wave propagation through solid metallic structures, such as metal barriers…
View article: Simple Geomagnetic Induced Current Detection and Monitoring in Power Transformers
Simple Geomagnetic Induced Current Detection and Monitoring in Power Transformers Open
This paper presents a detection system of geomagnetic induced currents based on the measurement of the magnetic field outside the magnetic core; it is possible to evaluate the core operating conditions of power transformers under the effec…
View article: Core saturation effects of geomagnetic induced currents in power transformers
Core saturation effects of geomagnetic induced currents in power transformers Open
Saturation of the magnetic core of transformers in a power system is an important effect that can be attributed to solar Geomagnetic InducedCurrents (GICs). This saturation can conduce to voltage-control problems, generating harmonic curre…
View article: Down-hole switching-mode power supply using a remote CA start up pulse
Down-hole switching-mode power supply using a remote CA start up pulse Open
The hydrocarbon industry leans heavily upon advanced technologies to extract oil and gas from greater depths and in harsher environments. The challenge to electronics manufacturers and designers is to make complex electronics work at the h…
View article: PV Micro-Inverter System Using an In-Home Display and Mobile Electronic Devices for Displaying Diagnostic and Operating Parameters
PV Micro-Inverter System Using an In-Home Display and Mobile Electronic Devices for Displaying Diagnostic and Operating Parameters Open
Self-contained PV systems consist of a commercial PV module and a small inverter or micro-inverter that is mounted typically under the PV module, and is interconnected to either 120 or 240 AC voltage grids. Generally, PV modules are guaran…