Engineering Team Project Final Report

8/12/2019 Engineering Team Project Final Report

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TABLE OF CONTENTS

Content Page

1 INTRODUCTION

1.1 Background of Project Work 2

1.2 Identification and Definition of Proble !

1.! Objecti"e and #co$e %

2 PRO&'CT ()N)*'('NT

2.1 *rou$ organi+ation ,

2.2 (ajor ta-k di-tribution

2.! *annt/ C0art of ta-k flo

! T3'OR4 )ND PROC'DUR'

!.1 5iterature re"ie 16

!.2 T0eor7 12

!.2 Procedure 8 (et0adolog7 1%

9 R'#U5T )ND )N)54#I#

9.1 'ngineering anal7-i- 1:

9.2 Bu-ine-- 8 econoic anal7-i- 22

9.! Conclu-ion- 2%

9.9 Recoendation 2

9.9.1 Project e;$antion 2

9.9.2 Coerciali+e $lanning 2:

% R'<'R'NC'# !6

1 INTRODUCTION1



1.1 Background of Project

5unc0 bo;e- 0a"e been becoe a dail7 tool for an7 $eo$le in t0e-e da7-. Peo$le fro all age-

find lunc0 bo;e- u-eful. T0e lunc0 bo;e- in t0e current arket 0a"e an7 t7$e- and de-ign-. )-

tie $a--e-= t0e7 i$leent ore function- on t0e lunc0 bo;e-. T0ere are t0ero fla-k too

0ic0 could 0el$ retain t0e 0eat of t0e food >u-uall7 onl7 for li?uid food@. 3oe"er= t0e lunc0

bo;e- could not aintain t0e 0eat t0u-= e figure t0at e -0ould furt0er i$ro"e t0e. We ant

to $ro"ide a ore co$lete lunc0 bo; t0at i- -till affordable to all.

T0e $roject title i- #art 5unc0 Bo;. T0e lunc0 bo; 0a- a -i$le circuit $laced under it t0at

allo- t0e electricit7 to flo and $ro"ide 0eat to t0e food. T0e ec0ani- of t0e $roduct i-

$lugging in a $oer -ource= -itc0 it on= t0e current ill flo t0roug0 t0e circuit and t0en

toard- t0e 0eating eleent to 0eat u$ t0e food. We $laced a -econd -itc0 0ic0 t0e function i-

to co$lete t0e circuit and it ill onl7 be acti"ated 0en t0e aluiniu container >t0e one t0at

ill be 0olding t0e food@ i- $laced on it. <or t0e 0eating eleent= e c0o-e a nic0roe coil. It i-

a coon aterial u-ed for 0eating and toa-ter u-e- t0i- aterial too. We 0a"e a $la-tic

container a- t0e outer container. T0e $la-tic could it0-tand a 0ig0 te$erature= u$ to 166oC.

In-ide= e took an aluiniu container a- t0e one to 0old t0e food. )luiniu i- a good 0eat

conductor and a good aterial to 0old u$ delicate t0ing- -uc0 a- food a- it i- rec7clable= a 0ig0/

elting $oint= and itA- one of t0e coon aterial c0o-en to 0old or ra$ food >t0ink

aluiniu foil@.

2



We "i-ion our $roduct a- one t0at ill be able to allo t0e u-er to c0oo-e a "ariet7 of $oer

-ource- batter7= car $oer ada$ter= ada$ter and U#B $ort-. T0e $oer re?uired i- 12 and t0i-

"alue of $oer i- not 0ard to obtain noada7-. We al-o i-0 our $roduct de-ign to be attracti"e

and u-er friendl7= one t0at could co$ete it0 t0e one- in t0e current arket.

We 0o$e our $roduct could ac0ie"e t0e-e fe objecti"e- -uc0 a- building a 0ealt07 eating

life-t7le= one7/-a"ing culture= and to 0el$ ea-e u$ t0e life of t0i- bu-7 -ociet7.

1. Ident!f!cat!on and Def!n!t!on of Pro"#e$%

F!nanc!a# Con%tra!nt

)- e are tr7ing to $roduce a $roduct t0at fulfil- t0e -afet7 u-age= inial co-t $roduction= and

$ortable= e are finding a 0ard tie to obtain aterial- t0at are -uitable for our $roject. (aterial-

-uc0 a- batterie- and 0eating coil can be co-tl7 in order to ac0ie"e t0e o$tiu $erforance.

T0e better ?ualit7 one- u-uall7 co-t ore. 3ence= e could not build a co$lete #5B but t0e

ec0ani- i- -0on clearl7 in our $rotot7$e.

De%!gn

)- entioned before= e ant to ake -ure t0e $roduct i- $ortable a- it i- a lunc0 bo; t0at ill

be carried b7 $eo$le of all age-. #o= e ake an effort to ake it in a -uitable -i+e 0ic0 i- lig0t

and 7et= -till able to carr7 a rea-onable aount of food. 3oe"er= t0e batter7 and 0eating coil

ill u-e u$ a large -$ace= cau-ing t0e lunc0 bo; to be bigger t0an e;$ected. (oreo"er= a- e do

not 0a"e t0e ean- to cu-to ade a $la-tic container and an aluiniu container t0at could fit

3



eac0 ot0er $erfectl7 e 0a"e to ake u-e of t0e read7/ade one- t0at could fit in but not

$erfectl7. 3ence= t0e de-ign i- a little not accurate but e ake do it0 0at e can 0a"e.

Lack of re%ource%

)- t0i- t7$e of $roduct i- not idel7 introduced in t0e arket= re-ource- ill be difficult to find.

T0ere are certain $art- in t0e et0odolog7 0ere e ade a--u$tion- and t0en= ake a tr7/

and/error to confir t0e re-ult. We con-ulted lecturer- on t0e atter-. 3oe"er= e could onl7

be -ure on our c0oice- of aterial- and et0odolog7 t0roug0 trial/and/error et0od a- t0i- gi"e-

u- a ore $roi-ing an-er.

T!$e con%tra!nt

In order to coe u$ it0 a good $roduct= it take- tie and uc0 re-earc0. 3oe"er= for t0i-

$roject= e are lacking of tie. '"en arranging for grou$ eeting- re?uire- a lot of arrangeent

a- t0e grou$ eber- are fro different $rograe and e 0a"e different -c0edule-. (oreo"er=

in order to coe it0 a good $rotot7$e and co$lete it0 detailed -cientific e;$lanation- $lu-

-olid $roof re?uire a longer tie. ) -0ort $eriod of ! to 9 ont0- i- indeed in-ufficient to coe

out it0 a good ?ualit7 $rotot7$e.

1.&O"ject!'e and %co(e

4



T0e ain objecti"e of t0i- $roject i- to $ro"ide tool for efficient life-t7le a- our countr7 are

going to be a de"elo$ed countr7 in a -0ort $eriod of tie. #5B i- a ne de-ign and ne conce$t

for $eo$le 0o need a -i$le but 0ealt07 life-t7le. &u-t need -oe $eriod of tie and le--

energ7= #5B gi"e- t0e be-t ?ualit7 of $roduct t0at 0a- a 0uge future and big i$act to t0e

countr7. Not ju-t an ordinar7 lunc0 bo;= #5B i- a ne $roduct not ju-t for 0eat food= can retain

t0e 0eat and al-o to 0el$ $eo$leA- life for e"er7 range of age-.

Peo$le no are looking for t0e ea-ie-t t0ing- in t0eir life becau-e e are no rounded it0 a

tie/lacking counit7. '-$eciall7 $eo$le 0o li"e in t0e big cit7 t0at e;$o-ed to traffic ja

and it0 a fail7 0oA- t0eir $arent- are orking t0e7 0a"e a liited tie for t0e-el"e- and

for ot0er-. #o= #5B can ea-e t0eir life b7 $ro"iding ea-7 lunc0 bo; t0at can 0eat food an70ere=

an7tie and an7 $lace-.

<or t0e 7oung age categor7= e concern about t0eir cold food for t0eir lunc0 e"er7 da7=

e-$eciall7 for $arent- 0o $acking t0e lunc0 and for break. (o-t of t0e c0ildren lo-t t0eir

a$$etite after -eeing t0eir cold food it0 a difference ta-te. But= it0 t0e 0el$ of #5B= c0ildren

can enjo7 t0eir food in 0ot condition and ot0er- can di"er-if7 t0eir food for t0eir c0ildren

de$end on t0eir fa"orite- it0 no orrie-.

W0en e talk about iddle age= it goe- to $eo$le 0o ork at t0e office= bu-ine--an and labor.

(o-t of u- toda7 tend to bu7 food fro t0e cafeteria and -tall. But= e do not kno t0e

cleanline-- of t0e -tall 0eater t0e7 kee$ t0eir $lace clean and 0o an7 (#* t0at t0e7 $ut to

5



increa-e t0e ta-te. Wit0 #5B= e can $lan our on diet and can -a"e one7 a- our la-t objecti"e

i- to $roote one7/ -a"ing culture and intelligent con-uer-.

PRO)ECT *ANA+E*ENT

.1 +rou( Organ!,at!on

PRO)ECT *ANA+ER

*U-A**AD A*IN BIN )AILANI

Job scopes:

• Conduct the weekly meetings within group members and also, with the supervisor.

• Making sure that all tasks are completed within the given time.

• Coordinates the research and progress of each task.

ASSISTANT PRO)ECT *ANA+ER

*U-A**AD FAISAL BIN SARI*

Job scopes:

• Lead the meeting when Proect Manager is absent.

• Provide assistance to Proect Manager in every other task.

SECRETAR

/AN S0E EI

Job scopes:

• !andles the documentation of the whole proect throughout the whole period.

6



• "eeps the minutes#of#meeting and progress report updated.

TREASURER

*U-A**AD A*IN NI0AR BIN C-E ABD RA0A/

Job scopes:

• !andle the money.

• $rrange the budget and ensure the money spent is according to the budget.

• Collect receipts as proof of purchase.

TEC-NICAL

A-*AD -A0AN SA-*I BIN A+INO-

Job scopes:

• !andles the design and leads the operation stage.

• %nsure that the proect is done within the time.

• %nsure that the proect is done by using the earlier guidelines found.

• &verlook the tests that will be performed.

RESEARC-ROBIATUL ADAIA- BINTI ARIFFIN

Job scopes:

• Conduct research for the proect and also, overlook other research of every members.

• 'earrange the information from research.

. *ajor Ta%k% D!%tr!"ut!on

LE2EL TAS/ ACTION

CO**ENCE*ENT (aking re-earc0 for idea- for t0e $roject )ll eber-

Deciding t0e idea for our $roject 0ic0 i- #art )ll eber-

7



5unc0 Bo; >#5B@

PROCURE*ENT <urt0er re-earc0 on t0e decided idea and deciding

t0e ec0ani- for #5B

)ll eber-

T0oroug0 -tud7 of t0e background of t0e

ec0ani- and -tructure of #5B

3a+an

<ai-al<inding t0e -uitable aterial- and deciding on t0e

re?uired aterial- for #5B

)ll eber-

ECONO*

CONSIDERATION

(aking a budget for t0e re?uired aterial- )in Ni+ar

<inal confiration on t0e ec0ani-= de-ign and

aterial- for #5B

)ll eber-

(aking t0e $urc0a-e according to t0e li-ted

re?uired aterial- for #5B

)in Ni+ar

I*PLE*ENTIN+

IDEA 3

PROTOTPIN+.

De-igning t0e ec0ani-= $art- and t0e o"erall of

#5B it0 -oftare like )utoC)D or C)TI)

3a+an

<ai-al

#+e Wei

Begin t0e o$eration of aking a $rotot7$e of #5B

according to t0e inforation found and t0e decided

de-ign

)ll eber-

4UALIT

CONTROLLIN+ 3

I*PRO2E*ENT.

ualit7 te-ting for #5B 3a+an

<inal adju-tent- >if needed@ for #5B to en-ure

o$tiu $erforance and it fulfill t0e $ro$o-edre?uireent-

)ll eber-

DOCU*ENTATION <inal $rogre-- re$ort co$leting t0e $rogre--

re$ort- t0at 0a- been -tarted -ince Week 2. <inal

re$ort -ubi--ion.

)ll eber-

8



9



10

eek Nu$"er1 5 & 6 7

*I DTER* BREA/

8 9 : 1; 11 1 15 1Act!'!t!e%

)ttending #einar I

>and Briefing@

2:/

&ul

5ooking for Idea-. Re-earc0 and Decide

on $roject title.

)ttending #einar II :/

)$r

#tud7 background of

ec0ani- and roug0

-tructure of #5B

<ind and gat0er all t0e

re?uired aterial

#ubitting Project

Pro$o-al

1!/

)ug

Dra Conce$tual

De-ign

)ttending #einar III 1:/

)ug

#ubitting Progre--

Re$ort.

/

(ar

)ttending #einar I

2/

#e $

Protot7$ing and

Te-ting >Product

ualit7 In-$ection@

#ubitting <OR( 6! 16/

&an

'"aluation on

<abrication

16/

)ug

Po-ter E

Deon-tration-

1!/

Oct

Oral Pre-entation- 1!/

Oct

'DF2%/

Oct

Return of $rotot7$e

odel

1/

Oct

Return of <OR( 6! 9

N

#ubitting <inal

Re$ort and Clai

<or

9 N

.5 +annt< c=art of ta%k f#o>.5 +annt C=art of ta%k f#o>



5 T-EOR AND PROCEDURE

5.1L!terature re'!e>

De%!gn

5ooking at t0e lunc0 bo;e- in t0e arket no= t0e7 0a"e nice de-ign- and t0e better one- coe

it0 air/tig0t t0at allo- food to be ke$t longer it0out getting -tale. T0ero- could 0el$

$re-er"e t0e te$erature of t0e food for a liited tie. If ke$t too long= t0e food ill be cold.

Peo$le noada7- are -o ru-0ing and tied b7 tig0t -c0edule-= until $ro$er eal- are neglected. We

ant to 0el$ create a better lunc0 bo; t0at not onl7 can $re-er"e t0e food but al-o 0eat it u$

in-tantl7 before eating t0e eal. We ake -ure t0at it i- $ortable= -afe= and u-er friendl7. T0e-e

are -oe of t0e $icture t0at e take fro t0e internet a- our reference to de-ign #5BG

-eat!ng e#e$ent

T0e ke7 $oint in our de-ign i- t0e 0eating coil. T0e 0eating coil ill u-e $oer -ource- -uc0 a-

electricit7 and batter7 in order to 0eat u$ t0e food. )- our $roject i- t0e fir-t one in t0e countr7=

e did not 0a"e enoug0 -ource- to get full inforation about t0e aterial. <or t0i- $roject= e

-earc0 t0e internet to kno 0at are t0e aterial -uitable to t0i- $roject t0at can gi"e full

11



$erforance and 0ig0 ?ualit7 $roduct. Trial and error i- done to deterine t0e orkabilit7 of our

$roject.

Ot=er% (o!nt of '!e>

We al-o did -earc0 t0e $roble- t0at occur regarding to lunc0 bo; and 0at are $eo$leA- "ie

about t0i- atter. T0i- are t0e coent-G

- ?Coelunc0tie=t0erei-actuall7alinet0efor-att0eicroa"e.Peo$le?ueuet0eirfoodu$an

dactuall7telleac0ot0erH4ourturn@ SonofGrok

- ?T0efood-0e$ack-int0eirin-ulatedcontainer-i-nJt0otatlunc0tie.*uboi-te$id.#$ag0ettii

-lukear.C0icken-ou$i-cold./ JanetK.Keeler

5. T=eor

In order to $roduce a good 0eating ec0ani-= e ani$ulated t0e o0A- la and al-o

$oer lo--e- forula.

In o0A- la=

oltage= " K current= I F re-i-tance= r

W0ile $oer lo--e- forula i-=

Poer lo--e- >0eat@ K

12



<ro t0e-e forula-= it i- clear to u- t0at e can "ar7 t0e re-i-tance of t0e load >0eating

coil@ to increa-e t0e current flo in t0e circuit= t0u- t0e $oer lo--e- or 0eat $roduce ill

increa-e.

oltage= " Coil Re-i-tance= r Current= i

Poer lo--e-

>iL2@r

W

>L2@8r

W

12.66 12.66 1.66 12.66 12.6612.66 1!.66 6.2 11.6: 11.6:

12.66 19.66 6.:, 16.2 16.2

12.66 1%.66 6.:6 .,6 .,6

12.66 1,.66 6.% .66 .66

12.66 1.66 6.1 :.9 :.9

12.66 1:.66 6., :.66 :.66

12.66 1.66 6.,! .%: .%:

12.66 26.66 6.,6 .26 .26

<ro t0e table= e can -ee t0at t0e 0ig0er t0e re-i-tance= t0e -aller t0e $oer lo--e-. In

order to obtain a;iu 0eat= e -0ould u-e t0e iniu re-i-tance of t0e 0eating coil. But=

note t0at for re-i-tance loer t0an 12 o0= "oltage on t0e coil ill dro$ due to -0ort circuit. T0i-

ill gi"e bad effect to t0e batter7 or $oer -ource. T0u- e u-ed t0e iniu "alue 12 o0 for

re-i-tance to get a;iu 0eat and $re-er"e t0e batter7.

13



We al-o ani$ulate re-i-tance forula= to obtain t0e e;act re-i-tance and to c0oo-e t0e

be-t 0eating coil in ter of diaeter and lengt0.

Re-i-tance K K re-i-tance $er unit lengt0 ; lengt0 of t0e coil

*ra$0 of 0eat $roduce b7 t0e 0eating coil it0 different re-i-tance.

T0e ne;t $araeter t0at e con-idered in our $roduct i- t0e 0eat conduction of t0e

0eating $ot. 3eat conduction can e obtain b7=

0ere i- t0e rate of 0eat flo= k i- t0e t0eral conducti"it7= A i- t0e total cro-- -ectional area

of conducting -urface= MT i- te$erature difference= and x i- t0e t0ickne-- of conducting -urface

-e$arating t0e 2 te$erature-.

14



<ro t0e re-earc0 and calculation= aluinu i- t0e o-t -uitable aterial and al-o 0a- "er7 good

0eat conduction.

5.5 Procedure $et=odo#og

In fini-0ing t0i- 'ngineering Tea Project= -oe a$$roac0e- are folloed to ake t0i- $roject a

-ucce--ful one. We fir-tl7 coe out it0 -e"eral $roble t0at occur in t0e counit7 rig0t no.

)fter brain-toring t0e idea-= e li-t don t0e ad"antage- and t0e di-ad"antage- of t0e $roject-

t0at e -0ortli-ted. )- #5B 0a"e t0e o-t benefit- to t0e counit7= e decide to do our re-earc0

in 0o to turn a lunc0 bo; to a #art 5unc0 Bo;. Rig0t after t0e to$ic of intere-t decided= e

identified and clarified t0e $roble- related to t0e $roject. 3ere= t0e -$ecific $roble- 0ad been

0ig0lig0ted.

15



T0roug0 anal7-i-= e -$ecif7 t0e $roble- on t0ree ajor area- 0ic0 ere de-ign= ?ualit7=

-afet7 and $ortabilit7. We $roceed b7 aiing to -ol"e t0e four t argeted $rob le area-.

Brain-toring a- conducted to -7nt0e-i+e t0e -olution for t0e $roble-= 0o to

i$leent it and i$ro"eent in e"er7 de-ign $art-.

Preliinar7 re-earc0 a- carried out "ia internet= book- and inter"ie- to gat0er all inforation and

data re?uired for t0i- $roject.

<ro t0e inforation collected fro "ariou- kind- of -ource-= a conce$tual de-ign a- $ro$o-ed a-

-olution to t0e $roble-. <urt0er re-earc0 about t0e -olution a- carried out and $rotot7$e de-ign

a- con-tructed. T0e de-ign a- di"ided into t0ree -tage- 0ic0 ere t0e ba-ic conce$t of lunc0

bo;= -afet7 and t0e 0eating eleent.

T0en e anal7+ed t0e de-ign and carried out $rotot7$e te-ting to ake -ure all t0e $art- of t0e

-7-te a- functioning. )fter t0e $rotot7$e a- te-ted= e coe out it0 t0e gra$0 to -ee 0o our

$roject ork- 0eater follo 0at e 0ad $lan or "ice "er-a. We 0ad to ake -ure or #5B can 0eat

food and 0a"e a -afet7 eleent on it. We al-o ake -ure our co$onent for #5B i- in/line it0 t0e

ca$aign of *o *reen

T0e $rotot7$e de-ign a- c0ecked and ade -oe c0ange- for furt0er i$ro"eent. <inal de-ign

a- $re-ented t0roug0 docuentation and $rotot7$e i$leentation to ake it clearer. T0e

$rotot7$e a- al-o te-ted to "erif7 t0e u-age of t0e de-ign.

16



17



& RESULTS AND ANALSIS

&.1 Eng!neer!ng Dra>!ng

a5D 'er%!on

"Front 2!e> of SLB

a@ U-ual "ie fro abo"e

18 a)

a@ Inner $ot

b@ in-ulator

c@ outer $ot >Tu$$erare@

d@ batter7 0older

a)a)

c)

b)e)

d)



b@ Place for -itc0 and batter7 0older

c@ "eroboard

d@ Nic0roe 0eating eleent

6. CALCULATION

19

c)

b)

d)



DataG

)rea

6.5 -ard>are and Too#%

)ll t0e 0ardare a- -tated abo"e i- u-ed in order to fabricate #5B $roduct. We 0a"e en0ance t0e

-afet7 feature on t0at #5B b7 $ut -econd -itc0 t0at onl7 ill clo-ed t0e circuit 0en t0e $ot i-

attac0 at t0e 0eating eleent. B7 u-ing t0at ec0ani-= it ill gi"e ore -afet7 to con-uer.

20

Food conta!ner U%ed a% t=e $a!n (art of t=e de%!gn

Ba%e >ood U-ed a- in-ulator at t0e botto at t0e #5B

Ada(ter 12 Re$laceent for batter7 to -u$$l7 12" dc $oer

A#u$!nu$ >ra((er To reduce t0e 0eat lo-- to t0e -urrounding area

N!c=ro$e 9;; 3eating coil

-and too#% T0e-e tool- are u-ed to build t0e odel -uc0 a- -a= ta$e and ire.



L!%t of Soft>are U%ed

-eat!ng $ec=an!%$

)ctuall7 our $roduct i- u-ing nic0roe ire a- our ain eleent to 0eat t0e #5B. <ro our

ob-er"ation and re-earc0 about aterial needed all t0e c0aracteri-tic of nicroe -uit it0 our

concern. #o e need 0ig0er re-i-tance= to aintain -aller $oer lo--e-. In order to obtain

a;iu 0eat= e -0ould u-e t0e iniu re-i-tance of t0e 0eating coil. But= note t0at for

re-i-tance loer t0an 12 o0= "oltage on t0e coil ill dro$ due to -0ort circuit. T0i- ill gi"e

bad effect to t0e batter7 or $oer -ource. T0u- e u-ed t0e iniu "alue 12 o0 for

re-i-tance to get a;iu 0eat and $re-er"e t0e batter7.

We al-o ani$ulate re-i-tance forula= to obtain t0e e;act re-i-tance and to c0oo-e t0e

be-t 0eating coil in ter of diaeter and lengt0.

Re-i-tance K K re-i-tance $er unit lengt0 ; lengt0 of t0e coil

Safet Feature

21

CATIA and

AutoCAD

To do t=e de%!gn $ode# of t=e SLB

*!cro%oft Off!ce U-ed to rite t0e $ro$o-al= $rogre-- re$ort and final re$ort

Ado"e P=oto%=o( To de-ign and edit t0e $o-ter for $re-entation

PS(!ce U-ed to te-t t0e circuit de-ign before a--ebling



In order to $ro"e our $roduct i- be-t and -afe to con-uer= e 0a"e added t0e -afet7 feature.

<ir-t= our $roduct i- u-ing lo "oltage to 0eat t0e food. t0i- ill not gi"e 0arful to con-uer if

t0e7 0ad touc0ed t0e #5B. W0en e u-ed lo "oltage= it ill cau-e lo te$erature generated.

#o= our $roduct ill not go 0ig0er t0an 6 degree Cel-iu-. #econdl7= e 0a"e de-igned -econd

-itc0 at #5B. T0e circuit onl7 ill connected 0en t0e -econd -itc0 i- clo-ed. To clo-e t0e

-itc0= e need to touc0 t0e $ot to t0e 0eating eleent. Onl7 b7 t0at et0od= t0e #5B ill

function. T0i- ill $re"ent c0ildren to touc0 t0e 0eating eleent 0en it -till in 0ot condition.

T0ird= e $laced t0e ba-e ood beteen our 0eating eleent and out-ide Tu$$erare. T0e ba-e

ood ill function a- in-ulator to a"oid 0eat fro -$reading to Tu$$erare t0at ill cau-e t0e

Tu$$erare to elt don.

&. Bu%!ne%% Econo$!c ana#%!%

Ca(!ta# Co%t

No Ite$% 4uant!t Pr!ce R*

1 5unc0 bo; 1 ,.%6

)luiniu Pan 1 11.%6

5 Co$re--ed Wood 1 1.%6

& 3eating 'leent 1 %.%6

6 On8off -itc0 1 2.66

7 Bag 1 1%.%6

Tota# &.6;

<ro t0e table abo"e= e can -ee t0at t0e total co-t for #5B i- R(2.66 0ic0 i-

rea-onable for it- kind of lunc0 bo;. T0e addition of a bag ould add u$ t0e total co-t to be

R(92.%6. T0e current co-t -$end- for te-ting t0e $rotot7$e of -art lunc0 bo; i- "er7 c0ea$ a-

22



e are con-idering aking t0e $rotot7$e to be a- c0ea$ a- $o--ible. )fter t0e te-t 0oe"er it

-0o- t0at to ac0ie"e t0i- $rojectA- objecti"e-= furt0er re-earc0 and ore fund- -0ould be

included in re-earc0 and de"elo$ent. If t0i- $roduct i- furt0er de"elo$ed to be coerciali+ed=

e belie"e t0at t0e co-t for a #5B ould be le--er t0an t0e current co-t. T0i- i- becau-e= to

coerciali+e t0e $roduct and -ell it in t0e arket= t0e $roducer ill need to bu7 a 0uge a-- of

ra aterial-. T0i- can reduce co-t -ince bu7ing ore eant ore di-count. T0en= a--

$roduction in t0e factor7 ould al-o 0el$ to furt0er reduce t0e co-t. It i- $o--ible if e e-tiate

t0e end $roduct co-t ill be about R(26.66.

5unc0 bo; are coon ite 0ic0 e;i-t a long tie ago. #o ba-icall7 t0ere are alread7 e;i-ting

lunc0 bo; in t0e arket. T0e onl7 difference- beteen t0e-e lunc0 bo;e- are t0eir t7$e- and

feature-. <or e;a$le= -oe lunc0 bo; a7 be durable= -oe a7be ater tig0t and -oe a7

tra$- t0e 0eat- for a long $eriod of tie. #o 0o co$etent i- #5B co$are to t0e current lunc0

bo;e- t0at e;i-t in t0e arket T0e table belo -0o- t0e co$ari-on of $rice- beteen t0e

t7$e- of t0e lunc0 bo;e-.

T(e Lo>er -!g=er

Nor$a# (#a%t!c A!r>ater t!g=t T=er$a#

T0e table abo"e -0o- t0at in ter of rea-onabilit7= t0e #5B i- bot0 rea-onable and 0a"e ore

feature- rat0er t0an ju-t a noral $la-tic container. In addition= t0ere are -oe i--ue- t0at could

ri-e u$ t0e coerciali+ation of #5B. <ir-tl7= o-t $arent- noada7- reali+e t0e i$ortance of

$ro"iding $acked lunc0 for t0eir c0ildren. T0i- i- due to 07gienic cau-e= 0ealt0 $ur$o-e- and to

23



9 %2.%

: %9.1

1; %%.%

; ,6.6

Te$erature of t0e 0eating coil

Te$erature of t0e 0eating coil "-. tie

)- e can -ee fro t0e gra$0= t0e te$erature of t0e #5B i- increa-ing until it becoe

con-tant at around ,6 degree Cel-iu-. 3oe"er t0i- gra$0 i- obtain b7 ea-uring t0e te$erature

it0out an7 food in-ide t0e #5B. T0u- t0e actual te$erature of t0e food in-ide t0e #5B -0ould

be loer b7 fe degree- Cel-iu-.

25



&.5 Conc#u%!on

)fter cobining all t0e co$onent- toget0er= a$$l7ing tea ork= $ouring in e"er7 $iece of

knoledge e"er7one 0a- in t0e grou$= e are finall7 able to o$erate t0i- $roject it0 "er7 0ig0

efficienc7= )ll t0e teaA- eber- 0a"e gi"en a treendou- effort in ake -ure t0at all $lan- are

done it0in t0e -c0edule. In t0e beginning of &ul7= t0i- tea i- a--ebled and -oe

brain-toring for idea i- ade. )fter t0at= e di-cu--ed about t0e conce$t and de-ign of our

$roduct. We took t0e $rinci$le of 0eating ec0ani-= -oe electrical t0eor7 and al-o 0eat

tran-fer ec0ani- to co$lete t0i- $roject. W0ile orking in t0e conce$t= e -earc0ed for t0e

o-t -uitable aterial- and found aluinu= 0eat re-i-ti"e $la-tic and co$re-- ood a- ba-ic

aterial for our $roduct. )fter fe ont0 of fabrication= e 0ad co$leted t0e #5B and it ork-

$erfectl7.

26



&.& Reco$$ondat!on

1@ )- e kno= tier ba-ed 0eater i- ore con"enient to be u-ed. T0erefore= e -ugge-t t0e

ne;t in"ention could be connected it0 t0e tier t0at could control t0e tie of 0eating

$roce--.

2@ In our $roject= aluiniu a- t0e 0eating $ot. <or furt0er e;$an-ion= e ig0t ant to

con-ider u-ing Teflon coated aterial a- t0e 0eating $ot to ake it ore u-er- friendl7.

!@ We -ugge-t for ne;t in"ention= e can $roduce a -ingle 0eating unit t0at can be $laced in

an7 food container. T0i- ill ake it ore $ortable and c0ea$er.

9@ <or -afet7 rea-on= e al-o $lanned to $lace a t0ero-tat in-ide t0e #5B to a"oid

o"er0eating= e-$eciall7 0en t0ere are no food- in-ide t0e container.

%@ In concern it0 $oer -ource for our $roduct= e are al-o con-idering to u-e anot0er 12"

$oer -ource rat0er t0an 12" ac to dc ada$ter. Ot0er o$tion- for $oer -ource are 12"

batter7= car $oer -ocket= and al-o -olar $anel.

&.1 Project eH(ant!on

Tec=n!ca# I$(ro'e$ent

27



T0e $rotot7$ing odel of our #5B can be arketed to global cu-toer once -oe odification-

are ade. T0e $ur$o-e of i$ro"eent i- not ju-t to increa-e t0e "alue of #5B arketabilit7= but

for ot0er rea-on- a- beloG

• (ake #5B ore $ortable= $ractical and u-er/friendl7.

• O$tii+e t0e functionalit7.

• #uitable for an7 u-er >uni"er-al@.

Tec0nicall7= belo are -oe recoendation- can be a$$lied in furt0er e;$an-ion of #5B.

A%(ect% of

I$(ro'e$ent

Deta!#%

Po>er Source i. Uni"er-al #erial Bu- >U#B@

• % "olt.

• 2 $ort- needed to reac0 o$tiu current for 0eating

$roce--.

• Beneficial for office orker- and co$uter u-er.

ii. Rec0argeable batter7.

• 12 "olt.

• Batter7 $oer la-t for ore t0an ! tie u-e for

0eating #5B.• U-eful for $icnic.

iii. Car Poer )da$ter.

• 12 "olt.

• er7 -uitable for tra"eller= bu-ine-- an and an7one

0o 0a"e car.

Un!'er%a# -eat!ng Un!t • #ingle 0eating unit t0at can be u-ed in an7 food container.

• Benefit- G

i. 5oer co-t.ii. (ore uni"er-al.

iii. 3ig0 "alue of arketabilit7

Conta!ner Pan !n%!de

SLB

U-e Teflon >$ol7tetrafluoroet0alene@

i. er7 good 0eat conductor.ii. Non/-tick cookare.

28



iii. Water$roof.

&.&. Co$$erc!a#!,e P#ann!ng

Draft of (#ann!ng.

29

Contact with Ministry of Science,

Register our team in Technology Park

Attend interview for project grant.

Get the grant for innovation project.

Protot in and Testin .

Assessment on roduct.

Get license for patent.

Mass roduction.

Commercialie and go into mar!et.



6 REFERENCES

1) http://www.sonofgrok.com/2010/02/leanc!"s"ne#!m/

2) http://www.tampa$a#.com/feat!res/foo%/cook"ng/homema%eschooll!nches%eman%

ther"ghtthermostokeepfoo%p"p"nghot/111&'(

http://www.sonofgrok.com/2010/02/lean-cuisine-yum/

http://www.sonofgrok.com/2010/02/lean-cuisine-yum/

Engineering Team Project Final Report

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Transcript of Engineering Team Project Final Report