MinuteEarth
The Cruel Irony Of Air Conditioning
The technology we use to keep cool is heating the world in a vicious feedback cycle, so we need to improve it and use it less.
Curated Video
These engineering students are trying to keep ice from melting — in tiny homes with no AC
Students from Concordia University and the École de technologie supérieure in Montreal created tiny homes that will house a block of ice. They’re going head-to-head to see which school can make the ice last over three weeks.
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AC, DC and Transformers
Power loss affects electricity supply, especially to homes far from power stations. Why is power lost, and how is electricity effectively transported over long distances? Physics - Electricity And Circuits - Learning Points. Direct...
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Diodes and Transistors
How these simple semiconductor devices allow us to control the strength and flow of electrical current in a circuit, and are integral components in modern electrical equipment. Physics - Electricity And Circuits - Learning Points....
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Scroll Compressor Exposed: Understanding Its Mechanical Magic
How do scroll compressors work? What are the main parts, the different types and controls.
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Conceptos Básicos del Generador Eléctrico de CA
Aprenda el funcionamiento básico de un generador eléctrico, aprenda cómo se utilizan los imanes para generar electricidad en una bobina de alambre. Luego cubrimos la electricidad trifásica trifásica y brevemente la configuración en...
Curated Video
Por qué zumban los transformadores
En este vídeo, aprenderemos las razones por las que los transformadores hacen un zumbido. Exploraremos la física que hay detrás del sonido y cómo funcionan los transformadores.
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Conozca los fundamentos de un rectificador trifásico
En este vídeo, vamos a aprender los fundamentos de un rectificador trifásico. Este rectificador se utiliza en las fuentes de alimentación y puede ser una parte importante de tu formación en ingeniería eléctrica.
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Fundamentos Básicos del Sistema de Aire Acondicionado
¿Cómo funcionan los equipos de aire acondicionado? Fundamentos básicos del sistema de aire acondicionado. Aprendemos el ciclo básico de refrigeración, el compresor, el condensador, el evaporador y los diferentes tipos de válvulas de...
Curated Video
Vollbrückengleichrichter + Kondensatorfilter + Halbwellengleichrichter
Vollwellen-Brückengleichrichter. In diesem Video sehen wir uns Vollwellen-Brückengleichrichter, Halbwellengleichrichter, Vollweggleichrichter und Mittenabgriff-Transformatoren an, sowie Dioden, elektrische Lasten, das Oszilloskop,...
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Elektrische Motoranschlüsse
Elektrische Motoranschlüsse. Funktionsweise von Elektromotoren, Elektromotoranschlüsse erklärt, Stern-Dreieck-Stern-Elektroanschlüsse an Drehstrommotoren. 3ph-Motor. Erfahren Sie von den Grundlagen, wie sie funktionieren und warum sie...
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Warum Transformatoren kVA und nicht kW verwenden
Warum Transformatoren in kVA und nicht in kW angegeben werden, erfahren Sie hier. Warum Transformatoren in kVA und nicht in kW bemessen werden.
Curated Video
Wie Elektromotoren funktionieren- Drehstrommotoren, Dreiphasen Wechselstrommotor, Induktionsmotor
Wie ein Elektromotor funktioniert - 3-Phasen-Induktionsmotor AC Wechselstrom. Lerne die Grundlagen, wie ein Elektromotor funktioniert, wo sie verwendet werden, warum sie verwendet werden, die Hauptbestandteile, die elektrischen...
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Learn How to Use a Multimeter!
How to use a multimeter. Find out in this tutorial for transistors, resistance, voltage, current, continuity, AC, DC, batteries, frequency, diodes, LED's, capacitors, temperature and much much more.
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What's inside a Thermal Expansion Valve TXV - how it works hvac
Whats inside a thermal expansion valve and how the thermostatic expansion valve or TXV works in a HVAC refrigeration system and the basic working principles that allow it to meter the flow of refrigerant into the evaporator of chillers...
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Rooftop Units explained - RTU working principle hvac
RTU Rooftop units explained. In this video we'll be looking at how RTU's work to learn HVAC engineering. We'll be starting with the basics and looking at different 3D models to cover the internal components such as dampers, fans,...
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Centrifugal Compressors - Chillers HVAC
In this video we take a detailed look at how the Centrifugal compressor works on a chiller and why it's important. We use 3D models, real world photos and worked examples to help you understand how they operate.
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Full Wave Bridge Rectifier + Capacitor filters + half wave rectifier
Full wave bridge rectifier. In this video we look at the full wave bridge rectifier, the half wave rectifier the full wave rectifier, center tapped transformers, diodes, load, oscilloscope, waveform, DC, AC, voltage current, capacitors,...
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Why is a ground wire used?
Do you want to know what purpose ground wire serves? In this video, we'll discuss the basics of ground wire and its importance.
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What's Inside A Filter Drier - How it works hvac
What's inside a filter drier and how do they work. In this video we'll be cutting open a hermetic filter drier from a refrigeration system to look at the internal components and learn how the unit works and where it is used to help you...
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How TXV works - Thermostatic expansion valve working principle, HVAC Basics vrv heat pump
In this video we take a look at how the thermostatic expansion valve or TXV works in a HVAC refrigeration system and the basic working principles that allow it to meter the flow of refrigerant into the evaporator of chillers and ac units.
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Ground Wire Explained
Ground wire explained. What is the purpose of the ground wire, what does it connect to, when is it used, why is it used.
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Electrical Motor Connections
Electrical Motor Connections. How electric motors work, electrical motor connections explained, star delta wye electrical connections on three phase motors. 3ph motor. Learn how they work and why they are used from the basics....
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Centrifugal Pump Basics - How centrifugal pumps work working principle hvacr
Centrifugal Pumps - In this video we learn the basics of how centrifugal pumps work, the main parts of centrifugal pumps, how the electrical motor powers the pump impeller and how the impeller moves water in the HVAC system.