Monday, 11 February 2019 16:30 Introducing Minimum Energy Performance - - PowerPoint PPT Presentation
Monday, 11 February 2019 16:30 Introducing Minimum Energy Performance Standards A global review of existing standards for lighting and recommendations for the development of Minimum Energy Performance Standards (MEPS) for lighting in SADC and
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16:30 Introducing Minimum Energy Performance Standards
A global review of existing standards for lighting and recommendations for the development of Minimum Energy Performance Standards (MEPS) for lighting in SADC and EAC,
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bodies in the field of Light and Lighting
indoor and outdoor applications
efficiency and lighting in the world today
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responsible for the standards specification process in Light and Lighting
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Organizations for standardization in Light and Lighting
Global IEC
European CENELEC
safety requirement
National standardization bodies
in Light and Lighting
National standardization bodies
European CEN
TC 169
Global ISO
TC 274
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CIE ISO IEC CEN
use in a built environment
ISO develops standards, requirements and guidelines ISO liaise with UN specialized agencies in Technical harmonization or technical assistance. 164 member states (117M+43CM+4SM) Secretariat: Genova (est.1946)
TC 274
Light & Lighting
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International Organization for standardization ISO TC274 develops application standards in lighting
based on CIE fundamentals in the field of Light and Lighting 38 member states (22P+16O) Secretariat: Berlin (est. 2012)
TBS SABS
Energy performance of lighting in buildings (joint WG CIE-JTC 6)
CAG ► Chair Advisory Group JAG ► Joint Advisory Group ISO/TC274 – CIE
WG 3 ► Maintenance factor Determination method (JWG CIE-JTC 11) WG 2 ► Commissioning of Lighting Systems WG 1 ► Energy performance of lighting in buildings (WG CIE-JTC 6) WG 4 ► Human Centric Lighting Application (JWG with CIE tbn) WG 5 ► Lighting of workplaces – indoor (JWG with CIE -JTC tbn)
Tanzania Bureau of Standards (TBS) P-member - South Africa Bureau of Standards (SABS) O-member
TC 274
Light & Lighting
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Division 1 Vision and colour Division 2 Physical Measurement of Light and Radiation Division 3 Interior Environment and Lighting Design Division 4 Lighting and Signalling for Transport Division 5 Exterior Lighting or other Applications Division 6 Photobiology and Photochemistry Division 7 (Not allocated / ej tilldelad) Division 8 Image Technology
International Commission on Illumination
40 member states (37+3) Secretariat Vienna (est.1913)
CIE develops fundamental Research/Standards
within the field of Light and Lighting
South Africa is today a member
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European Committee for standardisation CEN TC169 develops application standards
based on CIE fundamentals in Light and Lighting 33 member states. Secretariat: Brussels
TC 169
Light & Lighting
CEN - the only recognized European organization according to Directive 98/34/EC for adoption of European Standards
CEN and CENELEC have dedicated agreements with ISO and IEC, of the international standards to international trade and markets harmonization.
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Visual and non-visual effects of light
Visual and non-visual effects of light – Lighting quality CRI / Flicker – Photometric data on LEDs
Energy requirement for lighting – Lighting system approach
Intelligent Lighting Systems addressing human needs
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Proposed suitable areas in application standards to be used in the design process
committees under EASC and SADCSTAN. Covering the following criteria’s on energy efficiency in light and lighting;
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Different application standards in Light and Lighting
PRODUCT LEVEL
LED LAMPS & LED MODULES LED LUMINAIRES
IEC / CENELEC
Product safety
ISO / CEN
Photometric
LIGHTING CONTROL EQUIPMENT
LIGHTING SYSTEM LEVEL
CORRIDORS OFFICES
ISO / CEN
Lighting design requirements
APPLICATION LEVEL ISO / CEN
Energy performance of applications
building specific areas in the building
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Energy savings in applications (BAT) - lamps, luminaires, design, controls
Sweden vs. Tanzania for schools and offices
Luminaire T8 HF
Fluorescent tubes
Luminaire T5 HF
Fluorescent tubes
Luminaire LED Lighting Systems
General /Localized
Lighting Controls
PIR + Daylight
Sweden vs Tanzania
Energy savings
total
Application level
20 % 25 % 35 % 30 % 35% / 45% 85 %
1990 1995 2010 energy savings using BAT on application level
Lighting systems Lighting controls Luminaires Lighting systems
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Energy savings by use of manual, presence and daylight controls
Sweden vs. Tanzania in schools and offices
Type of application
(energy saving by use of controls only)
Manual control Presence control Daylight control Energy savings
Sweden Tanzania Sweden Tanzania Sweden Tanzania Sweden Tanzania
Cellular offices 20 % 20 % 25 % 25 % 44 % 67% 66 % 80 % Open plan offices 0 % 0 % 10 % 10 % 23 % 35 % 31 % 41 % Class rooms 5 % 5 % 21 % 21 % 18 % 39 % 38 % 48 %
Cellular offices Open plan offices Class rooms Controls PIR + Daylight
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Input: assumptions Input: project data Input: lighting criteria Lighting Scheme + Documentation
Reference to: CEN TS 17165, Lighting System Design Process and ISO/DTS 21274, Commissioning of lighting systems
applies to all projects whether, new or a refurbishment, requiring energy efficient lighting system designs. The standard specifies the steps for correct lighting system design;
Lighting System Design