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Lighting Case Study

Scotland's largest airport

Download Scotlands Largest Airport Case Study

Overview

Kellwood Lighting was tasked with upgrading external apron lighting at Scotland's largest airport with the following objectives:

  • Improved Site Safety
  • Reduction of the Airport’s Carbon Footprint
  • Lowered Operating Costs
  • Improved Staff Satisfaction

Lighting Design Challenges

Working alongside the E&M consultants, the following light parameters needed to be adhered to:

ParameterTarget
Glare at both ground-level and pilot eye-level<50
Minimum vertical and horizontal illuminance >70m away from masts20 lux
Uniformity Lighting large areas from pre-existing column locations>0.25
ULR Upward light spill was to be minimised<1%
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  • Airport Lighting Design
  • Airport Lighting Design

Product Specification

Kellwood Lighting's designs demonstrated the 460W Ayrton 3 Series was the right product
for the job:

  • IESNA Type IV Short Optics provided maximum forward throw, ensuring target lux levels were achieved across the extent of the aprons, while minimising tilt
  • Observer Points at ground level and pilot eye-level minimised glare
  • Environmental Temperatures, Operating Hours and Lumen Maintenance (TM21 Calculated L90B10>160,000hrs) were assessed to ensure designs had an application-specific Maintenance Factor
  • In the unlikely event of overheating, Driver Safety Features included a temporary power de-rating ensuring continued operation, rather than a full thermal cut-out
  • Iterations of Luminaire Tilt and Direction optimised minimum lux levels and uniformity while ensuring upward light ratio (ULR) was within tolerance
  • Marine Resistant surface-finishes and stainless steel fixings (saltspray tested in accordance with ISO9227:2012), and an IP67 rating, protects the product and the investment

The Results

On-site lux surveys confirmed the modelling of the new lighting system had been accurate; light levels complied with the project brief.

Perhaps more pleasingly, on-site feedback from staff was positive. Pilots, when taxiing and stationery, as well ground handling staff, felt it was a more comfortable environment to be working in.

The airport will enjoy both environmental and economic benefits from a 40% reduction in energy costs.

forecast energy
reduction

≥40%

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Customer Reviews Bg
  • I am delighted to have used Kellwood...

    - P. Nisbet, Wabtec Corporation

  • a project that was well planned and promptly accomplished

    - E. McHugh, Loganair

  • Where others let us down, Kellwood did not

    W. Coley, Barking Abbey School

  • ...my client is over the moon with the end results

    A. Fraser, MacLean Electrical

  • I'd certainly recommend them

    V. Richardson, Stolle Europe

  • I'm more than pleased with the guys. I'd recommend them to anyone

    G. Gray, Logoplaste

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