Singapore NZB Future Study Oct 2012

NET ZERO BUILDING

SINGAPORE CONTEXT

SINGAPORE CLIMATE

SINGAPORE ENERGY

+ WATER

SITE

PROGRAM3,300SM OFFICE PLATE

49,500SM OFFICE

1,200SM RETAIL

3,900SM PARKING

BASELINE ENERGY

NZE PRECEDENTS

50 kWh/m2

NZE PRECEDENTS

60 kWh/m2

NZE TARGET

BASELINE WATER

NZW TARGET

NZW SYSTEM

SINGAPORE CLIMATE

SINGAPORE CLIMATE

COOLING LOADS

DAYLIGHTING

DAYLIGHTING

DAYLIGHTING

Overcast Sky

DAYLIGHTING

Electrochromic Glazing at NREL Research Support Facility

DAYLIGHTING

DAYLIGHTING

DAYLIGHTING

DAYLIGHTING

DAYLIGHTING

ENVELOPE

Aspect Ratio North/South Envelope70% Window to Wall Ratio

East/West Envelope70% Window to Wall Ratio

Glazing SC at 40% VLT: 0.41Glazing SC at 20% VLT: 0.27Glazing SC at 5% VLT: 0.11 ETTV at 40% VLT = 58.16 w/m2

ETTV at 20% VLT = 36.84 w/m2

ETTV at 5% VLT = 21.35 w/m2

LIGHTING / PLUG LOAD

Time of Day

Ligh

ting

Powe

r Den

sity

w/m

2

Plug

Loa

d Po

wer D

ensit

y w/

m2

Time of Day

Conventional Practice

Conventional Practice

Net Zero Energy Practice

Net Zero Energy Practice

Net Zero Energy Practice Connected Load

VENTILATION/COOLINGActive Chilled Beam

RENEWABLE ENERGY

RENEWABLE ENERGY

ENERGY SYSTEM

SITE PLAN

SINGLE-TENANT PLAN

MULTI-TENANT PLAN

SECTIONS

OPEN LEVEL PLAN

VIEW LOOKING SOUTH

VIEW LOOKING NORTH

THANK YOU