vr-dis een interactive integrale ontwerpomgeving
TRANSCRIPT
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VR-DIS
Een Interactive Integrale Ontwerpomgeving
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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
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Collaborative Design
distributed design: asynchronic communication
multi disciplinairy design: application specific views
consistency of information
management of design
data and design process
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Interactive Measurement of User Reactions
registration of user behaviour in building/urban environment
evaluate behaviour and information handling
technical infrastructure
development
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Knowledge Based Systems
How to capture and employ design and engineering knowledge ?
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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
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Evaluation on 5 Aspects
Visueelcomfort
Energieefficiëntie
FlexibiliteitOperationele
kosten
Initiëlekosten
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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
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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
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Quality Design is not linear
Design Planning
Design Brief
Functional Brief
Design
Documentation
Bidding
Construction
Occupancy
Traditional Design Stages Model
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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
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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
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Workplace Environment Design Advisor
S.M. Mallory-Hill
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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
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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.
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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
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WEDA’s RetrievalWEDA’s RetrievalClient’sClient’s InformationInformation
Consultant’sConsultant’sTechnical Technical TargetTarget
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Review & Re-Use ConceptReview & Re-Use Concept
Connect to Extensive POE Case Base
Explore Relevant Cases
Retain Desired Solutions
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WEDA’s Browser
Plan
Directory
Panorama
Information
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WEDA
demo
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Integrated Lighting System Assistant
E. de Groot
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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
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Design
Verlichtingingsmodel:• 9 Daglicht componenten
• 6 Kunstlicht componenten
• 3 Regeling componenten
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Evaluation• Visueel comfort• Energie efficiëntie• Initiële kosten• Operationele kosten• Flexibiliteit
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Evaluation Method
referentie oplossing
component scoort t.o.v. referentie (veel) beter, gelijk, of (veel) slechter
totaal = componenten
0 0 0 0 0
0- -
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ILSA
demo
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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)
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More Information
• www.ds.arch.tue.nl
• Calibre seminar: every first Wednesday each month