Taller towers access stronger, more consistent wind regimes at higher altitudes, significantly increasing energy production. The wind turbine tower affects power ge flow and thus causes output power fluctuations. Historically, wind power was used by sails, windmills and windpumps, but today it is mostly used to generate electricity. How Does the Height of a Wind Turbine Affect Its Power Generation? The power generated by a wind turbine increases significantly with its height. What's driving this growth? Let's take a closer look. Taller towers allow. As of 2024, hundreds of thousands of large turbines, in installations known as wind farms, were generating over 1,136 gigawatts of power, with 117 GW added each year.