Why are Inverter Generators so Quiet?

Why are Inverter Generator so quite
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As you might know, the inverter generators are mainly famous for their ability to produce clean energy and ability to run very quietly even when it is supplying the full load, contrary to their other counterparts.

The conventional generators produce so much noise that you may even need ear protection. Despite using the same kind of fuel engine to generate electricity, the inverter generators are extremely quiet while the conventional generators are not. Why is that?

Why is There Noise in The First Place?

The generator produces noise because it involves the running of the engine. In order to produce the electricity, the engine burns the fuel, which in turn supports the rotating motion to generate the electricity. This fuel combustion inside the engine generates that noise.

In the case of a conventional generator, to supply the 60-Hz frequency, the engine needs to run at a constant speed of 3,600 RPM. The 60 Hz frequency is standard for any electrical appliance to run properly, so the generator must maintain it.

The need to constantly produce the 3,600 RPM makes the engine burn the same amount of fuel continuously, which in turn will make more noise. Besides, they don’t even come with any noise-reducing features. On top of that, they are available in an open frame design, which makes the matter even worse.

But this problem is taken care of by the inverter generators because they have a totally different mechanism to generate and maintain that 120V and 60 Hz frequency.

The Reasons Behind the Quietness of Inverter Generators

The inverter generators have the same engine, which can make the same noise as any conventional generator, but here it is contained.

Working of inverter generator

The engine of the inverter generator produces the AC power, which is converted to the DC, and then again it is converted back to the AC with the help of the power inverter. The microprocessor smartly controls this power inverter to supply the load needed, and it also controls the engine’s speed based on the load at the output terminal. That’s the main difference.

The speed of the engine is governed by the load at the terminal. If the load is less means the engine doesn’t need to run at full speed, it can consume less fuel, which is needed for the load at that time. This phenomenon makes it much less noisy.

Besides, the manufacturers monetize on this less noise feature of the product, and they even take some extra measures to reduce the noise further.

The engine and necessary parts are enclosed in the casing, which is constructed out of noise-absorbing materials. Furthermore, the use of specially designed mufflers reduces the noise even more.

Any portable inverter generator produces noise in the range of 55 to 65 dB, which is the same as two persons having a friendly chat.

The inverter generator is your go-to for campsite parties and for home needs as well because it won’t annoy your neighbors or disturb the serious chats of your friends.

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