Energy and Light Quality Results of ... - EnLight project

Energy and Light Quality Results of EnLight Lighting Solutions applied to a Hospitality Environment Dr. Herbert Weiß | OSRAM GmbH

www.osram.com

5th International LED professional Symposium +Expo LpS 2015 | Sept 22-24, 2015 | Bregenz

Dr. Herbert Weiss 2

Outline

1. EnLight Project Overview

2. Hospitality Installation

3. Validation – Energy Savings

4. Validation – User Comfort and Acceptance

5. Conclusions


Dr. Herbert Weiss 3

Project Objectives

EnLight – Energy efficient & intelligent lighting systems

Exploit the full potential of SSL lighting Reduce energy consumption by 40%

compared to LED retrofit systems

Dr. Herbert Weiss 4

Consortium Partners

27 Partners 3 ½ Years Jun 2011-Nov 2014

ENAS, IIS/EAS

IZM

Dr. Herbert Weiss 5

Approach

Optimized lighting modules • Improved optical design • Thermal efficiency • Driver integration • Communication interface Future non-conventional luminaires • Break free from retrofit design patterns • Integration of novel features • Architectural flexibility Intelligent lighting systems • Means for data mining • Smart sensors • Sensor fusion • Interface with BMS

Dr. Herbert Weiss 6

Office 2Office 1

Power supply

LED Light Engines

PIR/LL sensors 3D sensor Bolometer Radar sensorSmart device Switches

Buck driver Boost driver

Embedded PIR/LL/temp sensors

System

Fixture

Module

Controller

Hospitality

Software & Concepts

EnLight Building Blocks

Intelligent Luminaires

External Sensors Local User Controls

Dr. Herbert Weiss 7

Hotel room

Corridor

Open Plan Office

Bath-room Grid

demonstrator

Meeting room Office room

Lounge area

Meeting room

Corridor

Driver boost

PIR + Light level

ILB Embedded Controller

PIR + cheap camera

ILB embedded sensors

Driver buck Driver & EC

Combi

ILB Driver

ILB PSU 70W

ILB PSU 20W

DIO PSU

Research

Non ILB Controller (embedded)

System Fixture Module Software & Concepts

Task Flex

Area controller

Zigbee Local User Controls

Area configurator

Power bal. dto, Mini Glow

Wedge single/panel

Door HiQLED

3D camera

Intelligent luminaires External sensors and controls Area infrastructure

PIR+Light Level

Spot 2 button switch

M30 Sensors

DLT Adapter

Zigbee remote User Control

Spot

Arktika L+Q

ILB dev kit Ext sensor & LUC dev kit

Communicationsoftware

Decision/ Fusion engine

Mini ITX platform

Antenna design

General sw support

Logical luminaire

Design for low kWh/y·m2 Research Apps for smart

phone


Hospitality

Dr. Herbert Weiss 8

Driver boost

Task Flex

ILB dev kit

PIR + Light level

ILB Embedded Controller

Ext sensor & LUC dev kit

Communicationsoftware

Decision/ Fusion engine

Mini ITX platform

Antenna design

General sw support

Area controller

Zigbee Local User Controls

Area configurator

PIR + cheap camera

Power bal. dto, Mini Glow

Wedge single/panel

Door HiQLED

3D camera

Intelligent luminaires External sensors and controls

ILB embedded sensors

Area infrastructure

Hotel room

Corridor

Open Plan Office

Logical luminaire

PIR+Light Level

Spot 2 button switch

Bath-room

Driver buck Driver & EC

Combi

ILB Driver

ILB PSU 70W

ILB PSU 20W

DIO PSU

M30 Sensors

Design for low kWh/y·m2

Research

Grid demonstrator

Research

DLT Adapter

Zigbee remote User Control

Spot

Arktika L+Q

Meeting room Office room

Lounge area

Meeting room

Corridor

Non ILB Controller (embedded)

Apps for smart phone

System Fixture Module Software & Concepts


Dr. Herbert Weiss 9

Level Enterprise

Building (office, hotel, …)

Area (room, floor, …)

Luminaire

EnLight System Architecture

Distributed Intelligence

Modular Plug&Play

Intra-Luminaire Architecture

Dr. Herbert Weiss 10

EnLight Highlights System Demonstrations • 3 system demonstration pilots • Validation of energy efficiency • Validation of user comfort and acceptance

Technical Highlights • Compact and efficient multi-channel modules • Intelligent luminaires • External sensors and controls

Breakthrough Innovations • Distributed intelligence • Digital modular luminaire architecture


Outline





5. Conclusions


Hospitality Pilot

OSRAM Building Garching, Germany


Corrridor

Lobby

Meeting

Relax AreaKitchen

Ladies Bath room

Ladies Bath room

Door

Sofa

Corrridor

LobbyKitchen

Guest Room

Door

Meeting

Ladies Bath room

Door

Sofa

Corrridor

LobbyKitchen

Guest Room

Door

Meeting

Hospitality Pilot

Before: After:


Hospitality Pilot Refurbishment

Relax Area

Bathroom

Corridor

Guest Room


Hospitality Pilot

• Movie


Luminaires

“Power Balance”

Spot

Luminous Door

Single “Wedge” Luminaires

“Wedge” Wall


Luminous Door


Wedge Wall


Wedge Wall

Wedge Concept Simulation


Spot Light Luminaire


4-channel concept:ww / blue / mint / red

1 x 4 channels

CW

R BL

Y

Intra

-Lum

inai

re B

us

“Wedge” Luminaire


“Wedge” Wall Architecture

LED Engine & Light Manip.

Driver

Intra Luminaire Communication

Bus

Power & ZigBeeAntenna

LuminaireController

LEDLightEngines

Mains

PSU

PSU

PSUSensor


Driver


Driver


Driver


Driver


Driver


Driver


Driver


Driver


Driver


Driver


Driver

Communi-cation

Embedded Controller

PIR

Luminaire


Outline





5. Conclusions


Energy Saving Strategies

Task Tuning

Personal Control

Occupancy Time schedule

Daylight Harvest

Load Shedding

Corridor - -

Local occupancy

sensing with a light bubble

Office hours

- √

Guest room 4 scenes & CCT tuning

Scene selection & CCT tuning with a push

button

Local occupancy

Sensing - - -

Rest room 4 colour

temperatures

CCT selection with a push button

Local occupancy

Sensing - - -

Lobby - - - Office hours

- √


Validation Energy Consumption

Guest Room Ceiling

Mon, 1 Sept. Tue, 2 Sept. Wed 3. Sept. Thu 4 Sept. Fri 5 Sept. Sat 6 Sept

kWh

Corridor


kWh

Bathroom


kWh



Corridor E

nerg

y co

nsum

ptio

n k

Wh

0:00

3:00

6:00

9:00

12:0

0

15:0

0

18:0

0

21:0

0

24:0

0

0.3

0.2

0.1

0.0


0:00

3:00

6:00

9:00

12:0

0

15:0

0

18:0

0

21:0

0

24:0

0

0.3

0.2

0.1

0.0


Corridor E

nerg

y co

nsum

ptio

n k

Wh


0:00

3:00

6:00

9:00

12:0

0

15:0

0

18:0

0

21:0

0

24:0

0

0.3

0.2

0.1

0.0

Validation Energy Savings

Corridor E

nerg

y co

nsum

ptio

n k

Wh

Savings by

Intelligent Control


Results Energy Savings

0

10

20

30

40

50

60

70

80

90

100

LEN

I [k

Wh/

(a∙m

2 )]

81 % EnLight

Ret

rofit

w/o

con

trol

EnLi

ght w

/o c

ontro

l

42 % luminaire design

67 % intelligent control

EnLi

ght

#

# LENI: Light Energy Numeric Indicator


Benchmark Energy Savings

0

10

20

30

40

50

60

70

80

90

100

110

EN15193Hotel

Quality Class ***

Retrofit Hospitality Installation

ASHRAE 90.1 (US)

LEED Qualifier

Title 24 (US)

EnLightHospitality Installation

LEN

I [k

Wh/

(a∙m

2 )]

19 pt.

0 pt.

# LENI: Light Energy Numeric Indicator

#


Outline





5. Conclusions


overa

ll impre

ssion

supp

ort of

visu

al tas

ks

room ap

peara

nce

visua

l com

fort

well-be

ing

user

friend

lines

s

good

average

poor

very bad

excellent

Validation User Comfort and Acceptance

Support of Visual Tasks • Light quality for visual tasks • Differentiation of objects • Colour rendering of objects and skin tones

Room Appearance • Visual impression • Lighting design / luminaire arrangement

Visual Comfort • Light level • Glare • Colour temperature • Light distribution

User Friendliness • Number & quality of light scenes • Personal and autonomous control

Well Being • Mood • Vitality • Motivation


wedge

s

lumino

us do

orsp

otsvery bad

poor

average

very good

excellent


gues

t room

corrid

or

bath

room

excellent

good

average

poor

very bad

Average Rating per Room Rating per Luminaire


0 €

1 €

2 €

3 €

4 €

mostly not

it depends ...

mostly yes

no, definitely not

yes, definitely


Customer Behaviour

mostly not

it depends ...

mostly yes

no, definitely not

yes, definitely

Would you prefer a hotel with this kind of lighting?

How much would you additionally pay for it?


Conclusions

IntelligentControl

LuminaireEfficacy

Energy Savings

> 80%42%

Ligh

ting

Qua

lity

and

Com

fort

20% *


Conclusions

• Next generation lighting network • Distributed intelligence

− Smooth configuration and scaling of network nodes

− Cooperation of intelligent luminaires adapting to changes in the environment • Intra-luminaire bus architecture

− Plug-and-play configuration

− Product diversity handling

− Leverage design freedom enabled by LED technology

• Hospitality system demonstration − 81% energy savings exceed best in class benchmarks

− User ratings in favour of EnLight system


LED Professional Magazine, Apr 2015


EnLight won the ENIAC 2014 Innovation Award

Photo by Simon Pugh Photography.

www.osram.com

Thank you.

Energy and Light Quality Results of ... - EnLight project

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