Post on 01-Apr-2015
VR-DIS
Een Interactive Integrale Ontwerpomgeving
Interactive Design System
Design support for the total life cycle of a building or the built environment
Consult design knowledge
Check against standards/rules
Simulate product
behavior
Collaborative Design
distributed design: asynchronic communication
multi disciplinairy design: application specific views
consistency of information
management of design
data and design process
Interactive Measurement of User Reactions
registration of user behaviour in building/urban environment
evaluate behaviour and information handling
technical infrastructure
development
Knowledge Based Systems
How to capture and employ design and engineering knowledge ?
KBS Objectives
• Involve experts Involve experts duringduring the design of computer the design of computer support systemssupport systems
• Evaluate Ideas and SolutionsEvaluate Ideas and Solutions• Identify strengths and weaknesses in the Identify strengths and weaknesses in the
prototype systems (and why)prototype systems (and why)
• Validate Expertise in SystemsValidate Expertise in Systems• Make corrections and suggestions for Make corrections and suggestions for
improvementimprovement
Evaluation on 5 Aspects
Visueelcomfort
Energieefficiëntie
FlexibiliteitOperationele
kosten
Initiëlekosten
Knowledge Domain
basic (individual)
functional (group)
local (community)
ecological (global)
economic (owners)
strategic (future users)
supply
scale & complexity
demand
Architectural System Level
Human System Level
Buildin
g Sys
tem
Lev
el
built e
nviro
nmen
t
buildin
g
floor a
rea
work
place
work
stat
ion
Site (F
orm
/ Orien
tation
)S
tructu
reS
kin (E
nvelo
pe)
Services
Sp
ace plan
Stu
ff
Workplace QualityWorkplace Quality
• Problem: Poor quality of physical office work environments.
• Potential Cause: lack of technical performance knowledge, particularly in early stages of design.
Basic Value
Acoustic Comfort
AirQuality
Spatial Comfort
Visual Visual ComfortComfort
Building Integrity
Thermal Comfort
Quality Design is not linear
Design Planning
Design Brief
Functional Brief
Design
Documentation
Bidding
Construction
Occupancy
Traditional Design Stages Model
Quality Design Needs Feedback
Design Planning
Design
Documentation
Bidding
Construction
Post-Occupancy Evaluation
Life Cycle Cost Analysis
Value Analysis
Buildability Analysis
Functional Brief
(Nelson, 1990)
Feedback Mechanisms
Design Brief
Support for Conceptual Support for Conceptual DesignDesign
determine requirements
Strategic Briefing
Cases
select system concepts
evaluate & optimise concepts
Rules
Conceptual Design
Preliminary Design
Refinement & Modification
Performance Evaluation
WEDA
ILSA
Workplace Environment Design Advisor
S.M. Mallory-Hill
Case-Based Design Aid [CBDA]Case-Based Design Aid [CBDA]
CBR
CBR Agent
ProblemRepresentation
LearnedCase
RETRIEVERETRIEVE
REVISEREVISE
RETAINRETAIN
Tested/Repaired Case
New DesignCase
Solved Case
Previous Cases
Previous Cases
New DesignCase
Retrieved Case
REUSEREUSE
The Four R’s ModelThe Four R’s Model
Components of a Design CaseComponents of a Design Case
1.
0
500
1000
1500
2000
8:30
9:00
9:30
10:0
0
10:3
0
11:0
0
11:3
0
12:0
0
12:3
0
13:0
0
13:3
0
14:0
0
14:3
0
15:0
0
15:3
0
16:0
0
16:3
0
17:0
0
Time
Illu
min
ance
[lu
x]
B G F E A
Lighting
Room A
Room B
Satisfied
Indiff erent
Unsatisfied design solution
predicted outcome
physical outcome
observed outcome
perceived outcome
Problem/SituationSituationDescription
(brief)
3.
2.
outcomes
Retrieval ConceptRetrieval Concept
300
440
445
445
1330
1410
2355
1000
720
1000
1130
1635
1800
3600
4930
North
G
F
E
A
B
C
Existing CaseExisting Case
problem(clientrequirements)
solution
GenericGenericTechnicalTechnicalTargetsTargets
New clientrequirements
0
50
100
crit
crit
05
101520
2530
crit 1 crit 2
0
10
20
30
40
50
60
70
80
90
crit 1 crit 2 crit 3 crit 4
WEDA’s RetrievalWEDA’s RetrievalClient’sClient’s InformationInformation
Consultant’sConsultant’sTechnical Technical TargetTarget
Review & Re-Use ConceptReview & Re-Use Concept
Connect to Extensive POE Case Base
Explore Relevant Cases
Retain Desired Solutions
WEDA’s Browser
Plan
Directory
Panorama
Information
WEDA
demo
Integrated Lighting System Assistant
E. de Groot
RequirementsStandaard kantoorruimte:
• Eindhoven• West gevel • 1 persoon • 3.60x5.40x2.8 m3• PC/ administratie• 400-800 lux• licht kleurgebruik• maximaal daglicht
gebruik
Wensen Pr.v.Eisen
W
Design
Verlichtingingsmodel:• 9 Daglicht componenten
• 6 Kunstlicht componenten
• 3 Regeling componenten
Evaluation• Visueel comfort• Energie efficiëntie• Initiële kosten• Operationele kosten• Flexibiliteit
Evaluation Method
referentie oplossing
component scoort t.o.v. referentie (veel) beter, gelijk, of (veel) slechter
totaal = componenten
0 0 0 0 0
0- -
ILSA
demo
Conclusions
• Kennis is niet in één structuur te vatten: hybride KBS systemen
• Kennis = Business• Commerciele toepassing: Produkten
database + Toegepaste kennis (zie DS refurbishment)
• Exploitatie: Extranet (Remote Consulting)
More Information
• www.ds.arch.tue.nl
• Calibre seminar: every first Wednesday each month