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All About Alternators: What They Are & How They Work

Alternators are one of the most critical components of your vehicle. They help keep your car running smoothly; without them, you would be in a very unpleasant situation. In this blog post, we’ll look at what an alternator is and how it works.

What Is An Alternator?

An alternator is an electrical generator that converts mechanical energy from the engine into electrical energy to power your car’s electrical systems. After starting the engine, it recharges the battery and can power accessories such as lights, radios, and other electronic devices. The alternator is essential for keeping your car running properly; without it, your car’s electrical system would drain the battery of power.

How Does An Alternator Work?

The alternator is powered by a belt connected to the engine’s crankshaft. As the crankshaft turns, it drives a pulley which spins an internal rotor inside the alternator housing. This rotor generates a magnetic field that causes electrons to flow through two sets of windings-the stator windings and armature windings-and produces alternating current (AC). This AC is then converted into direct current (DC) by rectifier diodes in the commutator assembly before being sent to the battery to recharge it or directly to your vehicle’s electrical system to power accessories or run other components.

An alternator’s output is controlled by adjusting its voltage regulator-a small device located inside or on top of the alternator housing. The voltage regulator how much current flows through its windings. By increasing or decreasing the current flow, you can adjust how much electricity the alternator generates to charge batteries or run other components in your vehicle.

Alternators are an essential part of any vehicle and are responsible for powering its electrical systems. Without them, cars wouldn’t be able to start up again after they have been turned off due to their battery’s power drainage. Understanding how an alternator works will help you better maintain your vehicle and ensure that it runs smoothly for years to come!

Call University Auto Repair at 928-433-0025 for an appointment today!

Photo by ampols from Getty Images via Canva Pro
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