engine valve stood on caliper

Inlet and Exhaust Valves

July 12, 2019 Nigel 0

The main function of the engine inlet and exhaust valves is to let air in and out of the cylinders. Cooling – the intake valve will be cooled by the incoming air and fuel mixture. [more…]

Flow Noise

November 18, 2018 Nigel 0

A term generally used to describe aerodynamic noise produced when a gas flows within a duct or when the gas exits the duct, hence flow noise. This is a typical problem observed in the exhaust [more…]

Acoustic Filter Elements

September 28, 2018 Nigel 0

There are a number of different ways to attenuate the sound waves propagating down a duct (eg air intake, exhaust system) and I thought it would be good to list these different acoustic filter elements, [more…]

Exhaust System Design

September 15, 2018 Nigel 0

Exhaust system design is primarily about managing the gases ejected from an engine as waste products are transported away from the engine using an exhaust system. The main features that must be considered are: Acoustic [more…]