German-Irish Chamber of Industry and Commerce ENERGY-EFFICIENT LIGHTING

German-Irish Chamber of Industry and Commerce ENERGY-EFFICIENT LIGHTING IN BUILDINGS, STREETS AND OUTDOOR SPACES COMPETITION FOR EFFICIENCY IMPROVEMENT AND SAVING LIFE CYCLE COSTS GÜNTHER VOLZ CONSULTING ENGINEER ELECTRICAL ENGINEERING AND LIGHTING DESIGN CONSULTANCY Im Letten 26 · D - 71139 Ehningen · phone 0049 7034 – 93470 mail: pl@n-volz. de · www. volz-planung. de 1

Specialization: • Lighting design, Illumination systems for interior and exterior lighting, traffic lighting • Electrotechnical plants and installations, electrical power supply • Telecommunication and alarm systems • Building automation, measuring and control systems • Electronic & Information technologie systems • Electrical energy management • Assistant professor in the field of lighting design at Biberach University of Applied Sciences Engineering office founded: 1974 2

Achievement profile: • • Independent technical and economical consultation, planning, supervision Energy consultation services for modernization & reconstruction Investigations, analyses, studies further education, professional training services Unique Selling Points: • we offer manufacturer-independent consultancy and planning, and act as trustees of our clients • Lighting design and electrical engineering in our company is - instead one of many subdivisions – processed exclusively and edited deeply! • Wide-ranging know-how and experience in lighting and electrical engineering, from extensive reference projects 3

Honorary appointments: • Chairman of the board VDE Association for Electrical, Electronic & Information Technologies - State level of Baden-Württemberg • Chairman of VDI - Association of Engineers - guideline panels VDI 6011, VDI 6008, VDI 2166 • Reports and seminars for public authorities, NGO’s, engineer- and architectural associations, academies, technical - scientific associations • Organization and direction of forum events for trade fair associations Frankfurt, Berlin and Stuttgart • Assigned by dena - the German Energy Agency with the part “Energy Efficient Systems in Trade and Industrie - electrical drives in conveyor plants” 4

References: industrial, commercial and office buildings, public buildings, hospitals, hotels, communal utilities, banks, exhibition buildings, museums, theatres, halls, education buildings and research university buildings, street and traffic light systems. Customers: Public bodies and building authorities, churches and caricative organizations, Energy Agencies, Local/regional public utilities, Industrial and private companies. Picture above: Museum of the federal state Baden. Wuerttemberg “OLD CASTLE” Stuttgart; In the middle: Representative building of the government federal state Baden-Wuerttemberg, Stuttgart, modernization; Picture below: City hall Sindelfingen, modernisation. 5

Bank management center Kreissparkasse D -Tübingen architects: Auer und Weber Objekt Trilux Ausstellungszentrum D - LE-Echterdingen Broadcast building SWR Südwestrundfunk, Stuttgart, modernization and extension 6

Funding for innovation by the Ministry of Research: Modernisation the lighting with LED and light control in a school center in the city of D – Trier. Objective: 70 % energy savings 7

influencing variables for power requirement and demand of energy of a lighting equipment h light sensor components: lamp luminaire Illumination and quality criteria according to DIN 5035/EN 12464 usage hours room better light. . . lightcurrent ballast, transformer electric current control daylightusage lux with less energy losses: heat, magnetic field heat, Infrared and UV - dues transmission-, absorption- u. reflectionlosses adverse reflection, room-index, lighting current losses

real load profile ilumination per day: uncontrolled picture: series FGL common control innovative light management system old plant new plant uncontrolled new plant with daylight-control and presence detection

saving energy 3 -grade-programm for economic ilumination old lumination plant modern reflector grid luminaire target value: 2 - 2, 5 W/m² • 100 lx electronical ballast energy grade + optimized daylight-usage economy daylightdependent dimmer grade Wattage reduction to 50 % energy-consumption: reduction to 25 % 10

Life cycle cost-comparison: LED with modern lamp- and luminaire-technologies by the traffic- and exterior-lighting practice examples 11

conversion kits in candelabra from 1 x 80/50 W HQL 1 x 35 W HIT asset new – exterior view conversion kit interior view 12

practice example NAV-T 1 x 50 W or 1 x 35 W HIT NAV-T 1 x 50 W or 1 x 35 W HIT or 35 W HIE or 25 W LED economy: ( 74 ) variants of replacement luminaire: - 66 % asset: fungus luminaire and upper part luminaire height: about 4, 5 m with HQL 2 x 80 W 59 (43) system outputpower 13

comparison life-cycle-costs konventional LED Legend: maintenance costs LED HIT 1 x 35 W HIE 1 x 35 W 1 x 18 W NAV 1 x 50 W HQL 2 x 80 W lamp costs energy costs interest charges Investment costs 14

Outlook in the future light management system in streetlighting with value added for the Intelligent city about Powerline Technologie data processing center City council Energy manager maintenance Environmental and energy info Information display Traffic allerts Internet or intranet advertising Cabinet Video control electric Vehicles fast data transfer picture: UMPI Elettronica Srl, Italia 15

Seeking cooperation with: v Public bodies and building authorities in the fields of structural/civil engineering, road construction and energy management v Local/regional public utilities in the field of electrical energy, lighting/lighting installation, Energy Agencies v Architects and urban planner, Experts from industrial and commercial sectors in the field of electrical engineering, construction, facility manager, property and energy managers v Research labs and institutes at technical universities in the fields of lighting The different performance areas of the partners should complement each other makes sense. 16

Thank you for your attention! Your consultant: Günther Volz ∙ consulting engineer mail: pl@n-volz. de ∙ www. volz-planung. de mobil: 0049 172 7122904 © Günther Volz 17