Lighting Central Management Systems A luxury or an essential tool? Road th Nov 2009 Allan Howard BEng(Hons) CEng FILE Technical Manager WSP (Lighting)
EU & UK Targets CRC Energy Efficiency Scheme (CRC)
Ecodesign Tertiary sector – consultation 4 th Sept Directive 2005/32/EU MH & SON
Impact of design Green Public Procurement (GPP) means that public purchasers take account of environmental factors when buying products, services or works, whole life cycle – consultation July DEFRA policy brief ‘Improving the energy performance of street lighting & traffic signals
DEFRA Policy brief Government demand street lighting in line with indicative standards Prefer qualified designers to carry out scheme design Trimming The application of variable lighting levels Reduced highway operations Trend towards Central Management Systems (CMS)
GPP EuP to GPP: can bring additional energy savings 35% 65%
CMS Control –Photocell, load, accuracy, trimming, dynamic lighting levels (up & down), part night lighting …. Maintenance –Fault identification, automatic reporting of faults, fault prediction, scouting, metering, reliability, future proof Emergency situations, adverse weather, maintenance operations Procurement –Half hourly trading
List of suppliers LeafNut system (Harvard Engineering) Vizion system (Zodion Control Systems) Firefly Datek street light control system (Royce Thompson) Ask Controls Menolinx System Luminex / Elecheon Telensa PLANet (Public Lighting Active Network) Minos System Mayflower Candelon (SELC) Starsense 2 (Philips) How to choose?
Terminology Traffic volume & accident detection Weather/luminance Schedule WAN IP Connection of any type PL communication on the street level Reporting & Management Energy meter Central server
Considerations Communication –Wireless –Mains borne
Wireless
Direct Leap frog
Mains borne
Considerations Communication protocol Ballast considerations Server location Commissioning Energy measurement
Costs Equipment Commissioning Service
Data provision Error reporting Convenient map view
Risks Sole provider Reliability Reliable communication Availability of complete systems Ability to supply Rapid development of systems Retro-fitting On going support costs Future proof
Lighting control in action
Regulation xx/2009/EC* Luminaires are compatible with appropriate dimming and control systems that take account of available daylight as well as traffic and weather conditions and also compensate for variations in surface reflection and the initial dimensioning of the installation due to the lamp lumen maintenance factor
Find out more
Street Lighting EuP Directive Luminaire Lamp Ballast Lighting design Competent designers EN Energy efficiency criteria Invest to Save Central Management Systems Independent design verification & acceptance Installed & Checked Policy brief GPP
Thank you CMS an essential part of the designers tool box