The making of an expert engineer The making of an expert engineer 6 1 How to have a wonderful career creating a 0 2 h better world and spending lots of money c r Ma belonging to other people 2 2 8 5 6: 0 at ] a rali James P. Trevelyan st u A n r e st e W f o y sit r e v ni U [ y b d e d a o nl w o D Cover photo: Engineers discuss the implications of vibration measurements at SVT EngineeringConsultantsheadofficeinPerth,Australia,photographedbytheauthor. 6 1 0 2 h c r a M 2 2 8 5 6: 0 at ] a ali r st u A n r e st e W f o y sit r CRCPress/BalkemaisanimprintoftheTaylor&FrancisGroup,aninformabusiness e v ni ©2014Taylor&FrancisGroup,London,UK U y [ TypesetbyMPSLimited,Chennai,India b PrintedandboundinTheGretaBritainbyCPIGroup(UK)Ltd,Croydon,CR04YY d de Allrightsreserved.Nopartofthispublicationortheinformationcontained oa hereinmaybereproduced,storedinaretrievalsystem,ortransmittedinany nl formorbyanymeans,electronic,mechanical,byphotocopying,recordingor w otherwise,withoutwrittenpriorpermissionfromthepublisher. o D Althoughallcareistakentoensureintegrityandthequalityofthispublication andtheinformationherein,noresponsibilityisassumedbythepublishersnor theauthorforanydamagetothepropertyorpersonsasaresultofoperation oruseofthispublicationand/ortheinformationcontainedherein. LibraryofCongressCataloging-in-PublicationData Appliedfor Publishedby: CRCPress/Balkema P.O.Box11320,2301EHLeiden,TheNetherlands e-mail:[email protected] www.crcpress.com–www.taylorandfrancis.com ISBN:978-1-138-02692-6(Hardback) ISBN:978-1-315-74228-1(eBookpdf) Dedication 6 1 0 2 DedicatedtoJoanTrevelyan,BegumSarfrazIqbalandMalikMuhammadIqbalKhan h c r a M 2 2 8 5 6: 0 at ] a ali r st u A n r e st e W f o y sit r e v ni U [ y b d e d a o nl w o D Table of contents 6 1 0 2 Acknowledgements xvii h c Listoftables xix r Ma Listoffigures xxi 2 2 8 Preface:Engineeringpracticehasbeeninvisible xxiii 5 6: Practiceconcept1:Thelandscapeofpractice xxv 0 at Misconception1:Theseareallnon-technicalissues xxvi ] Practiceconcept2:Socio-technicalfactorsshapethe a ali landscapeofpractice xxvii r st u A 1 Whyengineer? 1 n r ste Practicequiz1 3 We Practiceconcept3:Whyengineeringprovidesvalueandwhatthis f meansforyou 9 o y Technicalexpertise 10 sit Anindicatorofengineeringpractice 11 r e v Discoveringexpertengineers 14 ni U Priorlearning 16 [ y Practicequiz2 17 b d Practiceconcept4:Whatdoesitcosttoemployyou? 19 e d Ideasfromeconomics 20 a o wnl 2 Whattypeofengineer? 25 o D Choosingadiscipline 28 3 Flyingstart,nowings,wrongdirection 41 Avoidingahardlanding 41 Areyoureadytolearntofly? 43 Reworkingournotionsofengineering 44 Misconception2:Engineeringisahands-on,practicaloccupation 44 Misconception3:Engineersarenaturallyconciseandlogical 46 Misconception4:Engineersworkwithobjectivefacts 47 Misconception5:Engineersareproblemsolvers 48 Practiceconcept5:Engineeringismuchmorethandesignand problemsolving 49 viii Table of contents Practiceconcept6:Asequentialprojectlifecyclemodel 54 Practiceconcept7:Engineeringproblemsarerarelypresentedwith completeinformationinwriting 60 Practiceconcept8:Logicalexplanationsareessentialandcanbe challengingtowrite 61 Practiceconcept9:Engineershavetoworkwithmissinganduncertain information 63 Reworkingnotionsofdesign 65 Practiceconcept10:Mostdesignisbasedonaprecedent 66 Practiceconcept11:Precedentsprovidesomeofthebestguidance 67 Practiceconcept12:Codesandstandardsenablefastand 16 efficientdesign 68 0 2 Practiceconcept13:Engineersprogramwithspreadsheets 69 h c Practiceconcept14:Thereisneverenoughtimeto r Ma investigateeverything 70 2 Findingthebeamloadings 71 2 8 Engineering–awonderfulcareer 72 5 6: 0 at 4 Becominganexpert 77 ] a Whatweknowaboutexpertise 77 rali Becominganexpertengineer 80 st u Motivation,inspiration,arolemodel,drive,anddetermination 81 A n Sourcesofongoingencouragement 82 r e Practiceconcept15:Abilitytolearnfromothers 83 st We Seniorengineers 83 f Suppliers 85 o y Foremen,tradespeople,artisans,techniciansandcraftspeople 85 sit Financiers,accountants,andlawyers 85 r e v Ordinarypeopleinyourcommunity 85 ni U Practiceconcept16:Abilitytoevaluateyourownperformance 86 [ y Practiceconcept17:Deliberatepractice,persistence,andresilience 87 b d Rolemodel:C.Y.O’Connor 89 e d a nlo 5 Whatengineersknow 97 w o Misconception6:Weneedtoknowitall 98 D Definitions 99 Practiceconcept18:Anengineeringenterprise 99 Knowledgeandinformation 102 Practiceconcept19:Typesofknowledge 103 Explicit,codified,propositionalknowledge 103 Proceduralknowledge 104 Implicitknowledge 104 Tacitknowledge 105 Embodiedknowledge 107 Contextualknowledge 108 Practiceconcept20:Competencydependsonknowledgefrom otherpeople 109 Table of contents ix Practiceconcept21:Knowledgeisdifficulttolearnandtransfer 110 Practiceconcept22:Knowledgethatinfluencesperceptionandaction 111 Practiceconcept23:Mappingengineeringknowledge 111 Mappingknowledgetypes 112 Practiceexercise1:Mappingcomponentandtoolsknowledge 114 Howmuchknowledgedoyoustartwith? 115 Misconception7:Self-learningisneededbecausetechnology keepschanging 116 Misconception8:Gradesmatter 116 Technicalknowledgeintheworkplace 118 Casestudy1:Aircraftenginedesign 118 16 Casestudy2:Aluminiumextrusion 122 0 2 Casestudy3:Laboratoryandphotocopiertechnicians’knowledge 125 h c Casestudy4:Planningaconstructionproject 127 r Ma Casestudy5:Softwareengineering:aJapanesephotocopier 2 becomesEuropean 128 2 8 Casestudy6:Japaneseelectronicsandconsumer 5 6: productengineering 129 0 at Casestudy7:Wastedisposalinfoodprocessing 130 ] Casestudy8:Impossibleengineering 130 a ali Practiceconcept24:Distributedknowledge 132 r st Practiceconcept25:Knowledgeiscarriedbypeople 138 u A Practiceconcept26:Valueofunwrittenknowledge 139 n r Practiceconcept27:Distributedcognition 140 e st Practiceconcept28:Socialrelationshipslieatthecoreof e W technicalengineering 143 f o Misconception9:It’sallpsychologyandmanagement,notengineering 144 y sit Practiceexercise2:Mappingyourknowledgenetwork 146 r e v ni U 6 Threeneglectedskills:Listening,seeingandreading 155 [ by Priorknowledgeandperception 156 d Practiceconcept29:Perceivingrealityrequiresustounderstandhow e d a priorknowledgecanhelpusanddeceiveus 156 o nl Practiceconcept30:Engineeringisbasedonaccurateperceptionskills 160 w o Perceptionskill1:Listening 161 D Practiceexercise3:Observinglisteninglapses 163 Practiceconcept31:Listeningstartswithengagingtheotherperson 163 Buildingrapportwiththespeaker,developingarelationship 163 Posture 164 Appropriatebodymotion 164 Eyecontact 164 Environment 165 Emotionandfatigue 165 Activelistening 166 Roadblocks 169 Practiceconcept32:Listeningaccuratelyandtakingnotes 171 Writingaccuratenotes 171 x Table of contents Practiceexercise4:Listeningandnotetaking 173 Practiceconcept33:Contextuallistening 174 Practiceconcept34:Helpingotherstolisten 175 Summary:Listeningisanimperfect,interactive, interpretationperformance 176 Perceptionskill2:Reading 177 Practiceexercise5:Readingforlearning 179 Practiceexercise6:Writtenrequirements 180 Perceptionskill3:Seeingandcreativity 181 Practiceconcept35:Developingseeingskillsbysketching 183 Practiceexercise7:Evaluateyourseeingskills 183 16 Practiceexercise8:Evaluateyourpotentialforimprovement 185 0 2 h c 7 Collaborationinengineering 189 r a M Misconception10:I’llneedcommunicationskillswhenI’mamanager 191 2 2 Misconception11:Ialreadyhavegoodcommunicationskills 193 8 5 Misconception12:Communicationskillsandteamworkcannot 06: betaught 193 at Misconception13:Mybosswilltellmewhattodo 194 ] a Misconception14:Intherealworld,slackerswillbefired 195 rali Practiceconcept36:Communicationisallaboutpeoplecollaborating st u andcoordinatingtheirwork 196 A n Practiceconcept37:Communicatingtechnicalideaseffectivelyrelies r e ontechnicalunderstanding 199 st We Practiceexercise9:Specificationwriting 200 f Practiceconcept38:Engineeringisaseriesofcollaboration o y performances 201 sit Collaborationgenres 207 r e v Ascript 207 ni U Teaching 208 [ y Learning 208 b d Relationshipbuilding 209 e d Discoverylearning 209 a nlo Asserting 210 w Seekingapproval 211 o D Combinedperformances 211 Practiceconcept39:Engineershavetobeinformalleaders: theyperformtechnicalcoordinationbyinfluencingandteachingothers 212 Practiceconcept40:Learningrequiresmuchmorethan logicalexplanations 213 Practiceconcept41:Engineersnegotiatefortime,space,andresources toperformtheirwork 215 Somenecessarycommunicationconcepts 216 Practiceconcept42:Vocabularyandjargon 216 Practiceexercise10:Projectvocabulary 218 Practiceconcept43:Culture–habitualwaysinwhichpeopleinteract sociallywitheachother 218 Table of contents xi Practiceexercise11:Observingculture 220 Practiceconcept44:Languageiscontext-dependent, person-dependent,andtime-dependent 220 Practiceexercise12:Meaningsandcontexts 228 Practiceconcept45:Conveyingintentaccuratelyiscriticallyimportant, challenging,anddifficulttomaster 228 Practiceexercise13:Learningfromexperiencedengineers 232 Practiceconcept46:Teamsworkbecauseofdiverseinterpretations 233 Practiceexercise14:Interpretationdifferences 234 Practiceconcept47:Expertengineersspendalotoftimelistening andtalkingwithotherpeople 235 16 Practiceexercise15:Relationshipsrevisited 235 0 2 Practiceconcept48:Expertengineersmanagetheirtimeeffectivelyby h c thesmartuseofe-mailandcalendars 236 r Ma Practiceconcept49:E-mailandtextmessagesseldomconflicts 239 2 Practiceconcept50:Systemsforcoordinatingengineeringactivity 240 2 8 Collaboration–summary 241 5 6: 0 at 8 Informalteaching:Morethananinterpreter 247 ] a ali Theoryandconcepts 249 r st Someengineeringfrustrations 249 u A Discoveryandteaching 250 n r Misconception15:Aconciseandlogicalexplanationissufficient 251 e st Practiceconcept51:Planning:thelearningobjectiveisaperformance 252 e W Practiceconcept52:Alllearningisbasedonpriorknowledge 252 f o Collaborativediscoveryperformances 258 y sit Effectivelearningfromdiscoveryperformances 260 er Teachingperformances 261 v ni Practiceexercise16:Identifyingteachingandlearning U [ performances 265 y b Variationsinteachingperformances 266 d e Practiceconcept53:Value,interests,expectancy,andenvironment: d a motivationforlearning 267 o nl Subjectivevalueandinterests 268 w o Practiceexercise17:Identifyyourowninterests 269 D Expectancy 269 Environment 269 Practiceexercise18:Findyourcompanyvalues 272 Practiceconcept54:Deliveringthemessage–morethanbeing aninterpreter 272 Variationmethod 274 Zoneofproximaldevelopment 275 Collaborativelearning 276 Mastery 277 Checklistforeffectiveteachingperformances 277 Summary 280 xii Table of contents 9 Technicalcoordination:Informalleadership 283 Willingandconscientiouscollaboration 289 Ethicalbehaviourbuildsrespect 292 Practiceconcept55:Technicalcoordinationprocess 292 Phase1:Planning,requirements,andorganisation–discovery performances 294 Phase2:Monitoring–adiscoveryperformance 295 Contrivingcasualencounters 300 E-mailandSMS(ShortMessageService) 301 Socialculture 301 6 Phase3:completionandhandover 301 01 Technicalcoordinationperformanceattributes 302 2 h Socio-technicalenvironmentattributes 303 c r Materialandtoolquality 303 a M Environment,maintenancestandards 303 2 2 Supportingdocumentation 303 8 5 Qualityculture 304 06: Peerattributes 304 at Healthandfatigue 304 ] a Priortraining 306 rali Taskattributes 306 st u Ergonomicsandhumanfactors 306 A n Technicalchallenge 306 r e Subjectivevalueandexpectancy 307 st We Workthatallowsfreethinking 307 f Cleanwork 307 o y Coordinatorandworkpreparationattributes 308 sit Expertise 308 r e v Resourcesandsupervision 308 ni U Location 308 [ y Qualityofsupervisionandinformalsupport 309 b d Scope,documentationoftask,andaccuratelyconveyingintent 309 e d Priororganisation 310 a nlo Understandingofconstraints 310 w Performancequalityassessment 310 o D Workorganisationattributes 310 Interruptions 311 Shiftwork 311 Safety 311 Clothing 311 Self-organisation 312 Handlingproblems 312 Territory 312 Timing 312 Presence 313 Exposuretoconsequences 313