Vietnam green building & energy

A&G CLUB

CURRENT CONDITION

• Architects – New opportunities, Trend, knowledge• Real Estate firms – Marketing, Benefit• Macro policy – International Engagement, concrete action• NGOs – Climate change, gov. micro policy• Manufacturers – Better selling, reasonable price

CURRENT CONDITION

Green One UN House 5 Big C supermarkets Moc Bai factory

Viettin bank tower Pouchen nursery school

~ 10 buildings are certified and under estimation

Dolphin Plaza

CURRENT CONDITION

Do it alone

Architects and Sustainable Design

5

Architects with ...

Problems Identify

CURRENT CONDITION

6

Architects with ...

Architect engineering

Façade design

Building Physic

HVAC Engineer

Lighting design

Acoustic design

Urban planning

Policy

Architect

CURRENT CONDITION

CURRENT CONDITION

Unfamiliar things are built-up everywhere

CURRENT CONDITION

Unfamiliar things are built-up everywhere

CURRENT CONDITION

Normal standard building makes VN green trend

CURRENT CONDITION

The things still unknown

CURRENT CONDITION

The things still unknown

Visual comfort

CURRENT CONDITION

The things still unknown

CO2 control in occupancy space, not fire-alarm detection

CURRENT CONDITION

The things still unknown

CURRENT CONDITION

The things still unknown

The Importance of shading factor

Arch – ColorEngineer – Default value in calc. software Investor – Price / similar color in perspective

CURRENT CONDITION

The things still unknown

Whole building dynamic simulationIntegrated design / HVAC analysis

CURRENT CONDITION

Forget science and it’s benefit since 30 years

RATING SYSTEM

• Lotus v1.0, v1.1 – VGBC (Vietnam Green Building Council)

• LEED – (USGBC, rare, reference)

• Vietnam Green Architecture – VAA (Vietnam Architects Association)

• Vietnam Green Construction – Vietnam green construction council, lead by VACCE (VN Association of Civil Engineering Environment)

STANDARD AND REGULATION

Stuck - Lack of basic building engineering / energy proved

• QCVN 09:2005 – VACEE (mandatory)

Mandatory but … 8 years inactive• QCVN 09:2013 – VACEE, refer IFC - World Bank (mandatory)

Pilot projects with Danish Energy Management (DANIDA) & IEN (IFC)

REGULATION

STANDARD AND REGULATION

REGULATION - DETAIL

STANDARD AND REGULATION

Zone No

Steady State,

Peak load

Dynamic simulation Peak load

% difference

8 8499 W @ 14,00

4450 W @9,15

91%

9 5116 W @ 16,00

3863 W @9,15

32%

17 3050 W @ 15,00

2375 W @9,15

28%

VN Building energy Regulation QCVN 09:2013

International

REGULATION - DETAIL

STANDARD AND REGULATION

N SW, E EN,WN, SE,SW

Mission impossible

REGULATION - DETAIL

STANDARD AND REGULATION

GENERAL

ENERGY DESIGN TOOLS

SOFTWARE PROVIDER DOMINATOR IN VN ARCH : AUTODESK

AUTODESK - AUTOCAD / REVIT

VASARI / ECOTECT

COOLING EQUIPMENT PROVIDER : TRANE TRACE 700

DAIKIN HEATLOAD

CARRIER HAP

GENERAL

TRNSYS

Energyplus origin

TAS

IES

CYPE

AECOsim Energy Simulator

Hevacomp Simulator V8i

Design Builder

eQUEST

SIMERGY

OPENSTUDIO

N++

Archsim

Sefaira

Beopt

Blast

VisualDOE

Vasari

Ecotect

Beopt

EFEN

N++

gEnergy

Archsim

Sefaira

Can use AutoCAD & Revit, quick learning curve, learn yourself : 5 years in Arch university

Can NOT use energy software : 0 year for basic engineering knowledge

ENERGY DESIGN TOOLS

Energyplus

Energyplus origin

AECOsim Energy SimulatorHevacomp Simulator V8iDesign BuilderSIMERGYOPENSTUDIOBeoptN++ArchsimSefaira

eQUEST, BLAST, DOE2

ENERGY DESIGN TOOLS

TOOLS FOR DESIGN

TRNSYS 17 for today - most advanced and extensible for:

Solar panel optimization, Solar water heater, building, HVAC, solar electricity plant, hydro electricity plant, thermoelectric plant ….

Thank you !