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TRIZThe theory of inventor's problem solvingBY

MANUELA PALACIOVALERIA TOROLUIS MIGUEL RAESTEBAN ROJAS

LUIS MIGUEL GARRIDO

http://www.triz.co.uk/files/copy_of_fgornall_-_triz_case_study.doc1


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WHAT IS TRIZ?


The theory of solving inventorssproblems


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WHO INVENTED IT?


Genrich Altshuller

1946Methodology

Generating innovativeideas

Brainstorming


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CASE OF STUDY

http://www.triz.co.uk/files/copy_of_fgornall_-_triz_case_study.doc

Airforces

Cooling system

SRES for aircraft

CO

NTE

XT

5


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CASE OF STUDY


Weldingaluminium

stub duct and manifold perfectlyaligned

loss of the SealingCap

limitedaccess

IDEN

TIFIED

PRO

BLEM

S

6


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CASE OF STUDY


Balanced coolingairflow

Air loss is not acceptable

Little distance crate-frameDesi

gn

cons

traint

s

7


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CASE OF STUDY (CONTEXT)



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SYSTEM MODELING ANDANALYSIS

1



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UNCOVERING AND SOLVINGCONTRADICTIONS

2


Step 1: Identifying the contradictions

Physicalcontradiction

Technicalcontradiction


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Step 2: Solve the contradictions

Contradiction matrix

40 principles

Separate principles

Space

TimeCondition

Alternative ways


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Step 3: Generate possibleSolutions

Tc1b(3)(30)

Technicalcontradicti

on #1

Solution bInventiveprinciple

used


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SOLUTIONS

13http://www.triz.co.uk/files/copy_of_fgornall_-_triz_case_study.doc

12solutions

for thecase

The separation principlespace

(24) Intermediary(30) Flexible membrane & thin films

Be rigidand alsoflexible

Solution PC1d(24)(30) Solution TC1c(40)(28)Loss of Substance against

Strength

Technicalcontradiction

(28) Replace Mechanical System(40) Composite materials


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STANDARD SOLUTIONS FOR PROBLEMSOLVING


databas

e Patentedideas

14

3


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1)how to dosomething

2) dealingwith harm(prevent, transform,block)

3) howto improvesomething (or an action)

we already have

4) detectingor measuringsomething

5) simplifyingand making cheaperhttp://www.triz.co.uk/files/copy_of_fgornall_-_triz_case_study.doc15


3


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Nomenclatu

reSs-2.2.3-A

standar

solutio

n

Categoryand

subcatego

SOLUTIONA

16


3


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2) dealingwith harm(prevent, transform,block)


2.1 Six ways to stop a harmful action being harmful.2.2 Seven ways to eliminate a harmful action (TRIMMING).

2.3 Three ways to correct the results of a harmful action.2.4 Three ways to turn harm into good.


3


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HAR

M

ELIMINATE

18

TRANSFORMED

BLOCKEDPREVENTED


3


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SOLUTIONS


2.1.1 states Insulate theObject from the Harmful

Action

19

SS-2.1.1-a


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SOLUTIONS


2.2.3 states If the Subjectsuseful action cannot beeliminated, obtain it fromsome other source andeliminate the Subject

20

SS-2.2.3-a


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3) howto improvesomething (or an action)we already have

STANDARD SOLUTIONS FORPROBLEM SOLVING


3.1 Find and use a better/different action.3.2 Add another action to intensify/supplement the

effect/action.3.3 Change the Subject or Object to increase theeffectiveness of the action on the Object.


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STANDARD SOLUTIONS FORPROBLEM SOLVING


IMPROV

E BY

Find options

22

add

Change subject


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SOLUTIONS


Solution 3.3.1.1 states Add

something permanent ortemporary inside the Subjector Object

23

SS-3.3.1.1-a


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SOLUTIONS



something between theSubject and Object

24

SS-3.3.1.3-a


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SOLUTIONS



something external(permanent or temporary)inside the Subject or Object

25

SS-3.3.1.2-a


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FINAL SOLUTION



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FINAL SOLUTION



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FINAL SOLUTION



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FINAL SOLUTION



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BENEFITS OF TRIZ


Improves the initialdefinition of

problems


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BENEFITS OF TRIZ


The generation ofcreative, innovative

solutions in a veryefficient manner


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BENEFITS OF TRIZ


It reveals howproduct design and

technologies willevolve in time


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BENEFITS OF TRIZ


TRIZ can be used toimprove on current

designs


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BENEFITS OF TRIZ


Help create a cultureof innovative

thinking


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BENEFITS OF TRIZ


Gives awareness ofaccess to

knowledge bases


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BENEFITS OF TRIZ


Improves quality,reliability and safety


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BENEFITS OF TRIZ

http://www.triz.co.uk/files/copy_of_fgornall_-_triz_case_study.doc 37

Greater customersatisfaction


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BENEFITS OF TRIZ


TIME SAVING


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BENEFITS OF TRIZ


COST SAVING


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Conclutions

40

Has a lot of benefits,butthe people

don`t feel the needtouse it.Triz is quickerthan brain stormingand other methods

THE FUNCTIONAL ANALYSISENABLED THE COMPANY TO FIND

THE CONTRADICTIONS


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Conclutions

41

SOLVING

CONTRADICTIONS

HARD TOREALIZE

BETTER UNDERSTA


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Conclutions

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Standard Solutions

tedious touse

different perspective


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Conclutions

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THE SOLUTIONS HAVEBENEFITSAND

DISADVANTAGES TOO.

IN THE FUTURETRIZWILL CHANGE TOPREVENT


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THE END

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