Throttle flange is used for throttle installation; it's welded on the main air intake pipe of engine to connect with throttle.

In this article, the way of calculation, installation and problem handling, quoted of Sulzer, the main engine maker, and classification societies like Lloyd's, DNV and BV are referred.

Because the quantity of the experimental installation is limited, and the equipments are expensive, the training of the disassembly of main engine is uneconomical.