Now Reading: German startup makes wind turbine blades from wood not fibreglass
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German startup makes wind turbine blades from wood not fibreglass
A German startup, Voodin Blade Technology, has mounted 19.3-metre wooden blades on an existing turbine in Breuna, calling it the world's first prototype of its kind. The blades use laminated veneer lumber…
The Story in Brief
A German startup, Voodin Blade Technology, has mounted 19.3-metre wooden blades on an existing turbine in Breuna, calling it the world's first prototype of its kind. The blades use laminated veneer lumber (LVL) instead of fibreglass and epoxy resin, which are difficult to recycle. The company claims 78% less carbon dioxide during production and up to 20% lower costs. The prototype suits the onshore market, which accounts for most wind capacity globally. While 85-90% of a turbine's mass is recyclable, blades are typically buried or burned. A 2017 study estimated 43 million tonnes of blade waste by 2050.
The Indian Opinion
Renewable energy fans often paint wind power as perfectly green, but the blade waste problem, 43 million tonnes by 2050, is a dirty secret. A wooden blade that recycles at end of life sounds like an easy fix, but the real test is durability and certification. Will LVL hold up against decades of rain, ice and fatigue? Fatigue testing and grid operator sign-offs, not just lab claims, will settle whether this is a breakthrough or a niche experiment.
Source: timesofindia.indiatimes.com
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