Design Review Package October2013 Final

7/25/2019 Design Review Package October2013 Final

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MECH 4010/4015: Design Review Package

In partial full!ent "f t#e re$uire!ents "f t#e Mec#anicalEngineering seni"r %ear &esign pr"'ect "f a Magnetic (evitati"n

&e!"nstrati"n &evice

)ea! *11+u%uan (inMarl"n McC"!,ie-'a% Puppala

.ia"&"ng ang

Dept "f Mec#anical EngineeringDal#"usie niversit%

23r&ct",er 2013


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21st ct",er 2013

)ea! 11

Depart!ent "f Mec#anical Engineering

Dal#"usie niversit%

Subject: Invitati"n t" 6eni"r 7ear Design Review Panel f"r )ea! 11

e w"ul& like t" re$uest %"ur participati"n in a 6eni"r Design Pr"'ect Review

!eeting "n +ri&a% ct",er 25 2013 fr"! 11:30 t" 12:30

ur tea! is w"rking "n t#e &esign an& &evel"p!ent "f a Magnetic (evitati"n

De!" f"r t#e Mec#anical Engineering c"urse C"ntr"l 6%ste!s II -ttac#e& t"

t#is invitati"n are an agen&a f"r t#e &esign review t#e pr"'ect sc"pe

&eniti"n preli!inar% re$uire!ents s"!e inf"r!ati"n "n "ur current

pr"gress an& a gra&ing sc#e!e f"r t#e review

)#e purp"se "f t#e &esign review is t" intr"&uce "ur pr"'ect its preli!inar%

re$uire!ents an& anticipate& c#allenges In a&&iti"n t#e &esign review is

!eant t" initiate &iscussi"n "n t#e pr"'ect an& t" receive pr"fessi"nal

fee&,ack "n "ur current appr"ac# t" a s"luti"n

7"ur participati"n in t#e &esign review is vital t" t#e success "f t#e review

an& "ur pr"'ect If %"u #ave an% $uesti"ns a,"ut t#e review please feel free

t" c"ntact an% !e!,er "f "ur tea! ur c"ntact inf"r!ati"n is as f"ll"ws:

+u%uan (in f%3308839&alca

Marl"n McC"!,ie!r5;2289&alca

-'a% Puppala a';48489&alca

.ia"&"ng ang


3/18

MECH 4010/4015: Design Pr"'ect I

Agenda

11:30AM 11:35AM Introductory Remarks

elc"!e

>r"up Me!,ers ? 6upervis"r Intr"&ucti"n

11:35AM 12:00PM Project Oer!e"

Pr"'ect @ackgr"un& an& 6c"pe

Pr"'ect Re$uire!ents

-nticipate& C#allenges

Current Pr"gress

12:00PM 12:25PM O#en $!scuss!on

Auesti"ns ? -nswers

+ee&,ack

12:25PM 12:30PM %&os!ng Remarks


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Project 'ackground ( Sco#e

De!"nstrati"ns pr"vi&e t#e "pp"rtunit% f"r stu&ents t" pre&ict t#e"retical

"utc"!es "f real life applicati"ns "f c"urse !aterial w#ic# in turn all"w t#e!t" c"nr! t#eir initial un&erstan&ing "f t#"se sa!e c"ncepts @% !aking a

pre&icti"n stu&ents &evel"p an e


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Thus, the scope of our project is to design and build a portable and

compact device that magnetically levitates an object to

demonstrate the dierent design theories presented in MECH49

!ystems ""


6/18

$es!gn Re)u!rements

)#e !ain purp"se "f t#e pr"'ect is t" &esign an& ,uil& a p"rta,le c"ntr"l

s%ste! &e!"nstrati"n platf"r! t" !agneticall% levitate an ",'ect )#e

&e!"nstrati"n &evice !ust ,e capa,le "f i!ple!enting t#e vari"us c"ntr"l

&esign t#e"ries presente& in t#e Mec#anical Engineering c"urse 6%ste!s II

MECH 4=00F at Dal#"usie niversit%

6ince t#e s%ste! is use& f"r pe&ag"gical &e!"nstrati"n it !ust ,e viewa,le

fr"! a &istance an&/"r using ca!eras In a&&iti"n t#e &evice s#all n"t

eIF

c"nse$uentl% t#e &evice s#all re$uire n" a&&iti"nal pr"gra!!ing ,% an%

user )#e &evice s#all ,e capa,le "f presenting t#e c"ntr"l s%ste!s "utput

"n a gure t#at superi!p"ses t#e &esire& si!ulate& !anipulate& an&

!easure& c"ntr"ller varia,les an& "t#er inf"r!ati"n suc# as ,"&e

&iagra!s an& %$uist pl"ts )#e c"st "f t#e &esign s#"ul& n"t e


7/18

Ant!c!#ated %*a&&enges

Pr"gra!!ing !icr"c"ntr"ller

o )ea! #as previ"us pr"gra!!ing e


8/18

%urrent Progress

+enera& System Sc*emat!c

,P*oto courtesy o-:

*tt#:..!mages*ack/us.a.!mg11.22.ca#turea!d/#ng

Researc* on magnet!c &e!tat!on

It is p"ssi,le t" calculate t#e !a 1= wire at a lengt# "f 338

feet )#e !a


9/18

s#"p an& a suita,le sp""l "f wire f"r sale "n e@a%


10/18

Se&ect!on and Pre#arat!on o- M!crocontro&&er

It was &eter!ine& t#at a !icr"c"ntr"ller unit MCF w"ul& ,e nee&e& t"

facilitate c"ntr"l "f t#e electr"!agnet an& retrieval "f s"!e kin& "f fee&,ack

eg p"siti"n "f t#e levitate& ",'ectF f"r t#e s%ste! t" w"rk as re$uire& Itwas furt#er &eter!ine& t#at "ur "pti"ns f"r MCs were li!ite& ,ase& "n

availa,le t""l,"


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sens"r is place& "n t#e "t#er si&e )#e s%ste! is pr"gra!!e& in suc# a wa%

t#at it w"ul& let !"re current int" t#e electr"!agnet t" increase t#e

strengt# "f t#e !agnetic el& ar"un& t#e c"ilF if t#e ,all is !"ving awa% fr"!

t#e range "f (ED - !a'"r li!itati"n in using t#is t%pe "f sens"r is cause& ,%

t#e siKe "f t#e (ED arra% w#ic# li!its t#e range "f &etecta,le !"ti"n

-n"t#er t%pe "f sens"r c"nsi&ere& f"r t#e &esign is t#e Hall EBect sens"r It

pri!aril% &etects t#e !agnetic strengt# "f t#e el& t#at passes t#r"ug# it

)#e sens"r is place& at t#e ,"tt"! "f t#e electr"!agnet an& it !easures t#e

c"!,ine& el& strengt# "f t#e electr"!agnet an& levitating ",'ect )#e

sens"r all"ws f"r t#e c"ntr"l s%ste! t" ,e pr"gra!!e& in suc# a wa% t#at it

w"ul& let !"re current int" t#e electr"!agnet if t#e strengt# !easure!ent

,% t#e sens"r is l"w )#e !a'"r li!itati"n wit# t#is t%pe "f sens"r is t#at it

re$uires a reference ta,le "f !agnetic strengt# versus t#e c"rresp"n&ing

p"siti"n "f t#e levitate& ",'ect

t#er t%pes "f sens"rs t#at can ,e use& are (JD) an& i!age sens"rs +urt#er

researc# is nee&e& t" un&erstan& t#eir suita,ilit%


12/18


13/18

4!gure 1 Magnet!c 6e!tat!on 7rack des!gn


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4!gure 2 S!ng&e e&ectromagnet des!gn "!t* #*otoe&ectr!c sensor

4!gure 3 S!ng&e e&ectromagnet des!gn "!t* 8a&& 9ect sensor


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4!gure ; $oub&e e&ectromagnet des!gn "!t* 8a&& 9ect sensor

4!gure 5 S!ng&e mu&t!#&e co!& e&ectromagnet des!gn "!t* 8a&& 9ect

sensor


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4!gure


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4uture P&ans

ur current plans inclu&e t#e f"ll"wing:

M"re researc# "n eBects "f electr"!agnet c"re siKe an& !aterial wire

!aterial an& "perati"nal currents

Design ,l"ck &iagra! "f s%ste!

Design c"ntr"lling electrical circuit

Deci&ing "n all t#e"ries t" ,e &e!"nstrate& ,% s%ste!

6electi"n "f sens"r ,ase& "n !ec#anical &esign "f &evice

)est retrieval an& pl"tting "f &ata fr"! sens"rs fr"! M-)(-@ t#r"ug#

-r&uin"

@uil& an electr"!agnet pr"t"t%pe ,ase& "n calculate& t#e"ries f"r

levitati"n ,% en& "f "ve!,ero )" ,e p"were& ,% a v"lt!etero )" facilitate testing f"r a c"rrelati"n ,etween !agnetic el&

strengt#/input signal an& p"siti"n "f t#e levitate& ",'ecto )" &eter!ine an "pti!al ",'ect f"r levitati"n

C"ntr"l electr"!agnet fr"! M-)(-@ an& -r&uin"

Preparati"n "f @ill "f Materials f"r &evice

o Plan f"r lea& ti!e in "r&ering parts


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Documents

Design Review Package October2013 Final