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Custom motion systems drive energy savings for Ireland’s historic lighthouses

30 June 2023

The Commissioners for Irish Lights called upon Mclennan to lower energy costs and reduce the carbon footprint across the entire network of lighthouses. These lighthouses help to protect shipping and mariners navigating the Irish coast and islands.

Some four years ago, Mclennan designed and supplied a custom motion system to drive the historic 5,000kg rotating Fresnel lens lantern on the unmanned Tory Island lighthouse – located nine miles northwest off the coast of County Donegal. 

Mclennan’s motion system was part of extensive engineering upgrade work that replaced the Tory Island lighthouse’s decades-old lantern rotation mechanics, but maintained the technological heritage of the original Fresnel lens from over 100 years ago. 

Read the full article in DPA's July issue

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