Prop Blade Effects
We often treat the propeller as a uniform “actuator disc” and the slipstream as a uniform stream tube of accelerated and swirling air. While...
Power and Heat
The cooling system is a major component of the airplane. It has a large impact on the performance and reliability of the machine. The...
Cooling
As we saw in last month’s edition of Wind Tunnel, only about one-third of the energy released by burning the fuel in an internal...
Cooling Inlets
The cooling air inlet serves two functions: First, and most important, the inlet must ingest enough air to properly cool the engine and accessories...
Cooling Inlets, Part 2
As we saw last month, an ideal cooling air inlet system should ingest air from the free stream and bring it to rest or...
Cooling: Internal Flow
Cooling the engine and its accessories requires a continuous flow of air to come in from outside the airplane to absorb heat from the...
Cooling Outlet Design
The design must focus on sufficiently cooling the engine while minimizing drag.
Variable Geometry Cooling System
The way to reduce or eliminate excess cooling drag in cruise is to use a variable-geometry cooling system that can change shape to control the amount of air flowing through the cowling.
In Case You Missed it
Completion Secrets
Selecting the right build location, having a solid plan and making a realistic budget are just a few of the things you can do to keep your project on track.
Prefab Choices
If you're contemplating buying a used homebuilt, consider the mission, find a mentor, review the logbooks and, most importantly, take your time. By Marc Cook.
Aero ‘lectrics
Author Jim Weir explains his preparation for the installation of an energy-efficient power system for a hangar or building shed-all on a shoestring budget. He explains how to choose equipment, calculate power needs, the right light fixtures, power generation, equipment suppliers and prices, and the basic legality of such systems;
Firewall Forward: Intake and Exhaust Systems
In the next installment of KITPLANES Firewall Forward sponsored by Tempest editor at large...