The Complete Handbook of Kitesurfing

Chapter 1: Understanding Kitesurfing

Kitesurfing is the act of propelling yourself across water on a board while attached to a large, steerable canopy that captures wind power. The simplicity of that sentence hides the complexity of the system. A kiteboard rig consists of a kite, a control bar, a set of lines, a harness, and a board. Each component has a specific job, and the way they interact under changing wind and water conditions determines everything about the riding experience. If you are reading this handbook, you likely already know what kitesurfing looks like. What we need to establish is how the equipment actually works, because every decision you make later - what to buy, how to set it up, how to fix it when something goes wrong - starts with understanding the physics and mechanics at play.

The kite itself is a fabric wing, usually made from ripstop polyester or nylon, with an inflatable leading edge (the part that points into the wind) and inflatable ribs, called struts, that give the canopy its three-dimensional shape. This inflatable frame is what distinguishes kitesurf kites from paraglider wings or soft, foil-style kites used in snowkiting. When you pump the leading edge and struts to the recommended pressure, typically between 6 and 10 psi depending on the brand and kite size, the kite becomes a semi-rigid structure capable of generating substantial aerodynamic lift. The canopy fabric sits between the struts and forms an airfoil shape when inflated. That airfoil shape, when flown