Questions tagged [supercharger]

Any device that allows a piston engine to pump more air into itself for improved high-altitude performance; usually refers to a mechanical supercharger, where power is taken from the engine's driveshaft to do the pumping.

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BHP increases with Altitude

Searching on internet, I found some performance charts of the Merlin Engine BHP output: As you can see there is an increase in BHP,(mainting a constant Boost Setting), until reaching the critical ...
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P-51 Supercharger Loops

A WWII pilot once told me that, for fun, they would sometimes take their P-51s up and perform what he called "supercharger loops". They would climb to an altitude below where the ...
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What is a "runaway supercharger"?

During World War 2, my uncle was a navigator for a B-17G bomber based in the UK. On return from a bombing run over Frankfurt, the crew was forced to bail out over Belgium at 3000 feet altitude. My ...
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How do you know if an aircraft engine has a supercharger?

The engine I'm specifically thinking of is for the C-130J Hercules, it's the AE-2100 D3.
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What is the difference between Full Throttle Height and Critical Altitude?

My understanding is that "critical altitude" is the density altitude at which the wastegate on a turbocharged engine is fully closed, so any climb will result in a decrease in manifold ...
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How common are gear-driven or belt-driven superchargers in modern aircraft?

How common are gear-driven superchargers in modern piston-engine aircraft, either alone or in combination with exhaust-driven turbochargers? What are some examples of modern aircraft that use them? Is ...
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In the modern aviation context, is the word "supercharger" generally assumed to mean a gear-driven system rather than an exhaust-driven system?

In the modern aviation context, is the word "supercharger" generally assumed to mean a gear-driven system rather than an exhaust-driven system? At one time the word "supercharger" often was used to ...
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1answer
345 views

Did any WWII aircraft only use a turbocharger but not a supercharger?

In doing some basic research, I have concluded that all WW II aircraft equipped with turbochargers also used mechanical driven centrifugal superchargers. These include the P-38, P-47, B-17, B-24, B-...