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Vnat 3i fuel and Cornbuali
fucli fuel is a tombusltble. subslencg
Canlaining Carbona^ main^ cons^ t<uent Condie buaning gies
+Chasaceaistics sfgradfuel:
aMOunt heat heat (^) Lohidh can LISed eeonpnica^ l^ lo^ donestic^ amd indutial
Page N.
AL kula shaula e igh caloritic value.
á)fuel should have Ios ctten noN.Conbustele natea eike ashdQnd o moisuie conteh.
3)fuel should be geadily aUaflade in buk
ot cheap gate.
Quel auld be
s fhel skauld have dl saaion teropeatue
Cause
apsnhanerusy and Conttoye to Aaom
tatbaut (anfLon entemal heallag
a
’ (^) Hence. (^) Sdeal (^) quel shauld (^) have medenate ignitBon empexatue.
OccunAnce
Classtlicaten s qual en the bast
Nataal ucls
Ihise fuels ane devived
These (^) quels (^) pretent (^) ata (^) amd
fuels
uels
tele
Sslid
Page No Date
etk.
Egamplas:Chaxca, Cahe, Kesnsene cke.
ond Petbnlcan Naknal Chorcol hol Poat Cudeai! Diesel
prepaned
LiquidGasesus
Coal
lales gas
(y hey (^) buan (^) LotHhlin (^) clinkex
(omatn.
’34 s (^) the (^) mast (^) Camsnly (^) usecd (^) amd
eastly obtainable Solidl ucl
auantikes.
which (^) has (^) been (^) used ox Sn (^) mda Centu^ es. ohih is (^) ava lable m
Page No Date
aod (^) consist of cellulose. ,^ lignin, (^) xesin,
îno1ganic mateial and iate!
The òater cotent
vaies fom 25-60%
depedig
The Cormpositinm Carbm
Nitoen
cut.
Ash
Britieh
’Jhe caleilie vlue o LaoDd Nanles m
4000 GIU H6480 U.Beaause, o(o
caloritic value. st is uied mostly
o dornesie heat
4 had widely
mateial for As a Sounce^ of^ celulse.^ sl^ is^ used
Aduant
matrial qor ther qucls.
CJhe
) The aDeut sf ash ash Qnd soot poduce alte (^) bugnin is (^) Smalo ane
desivateves , has becn used în africutBune.
Disadyantages
Content Value
ttne
Puga No.
uyS has easonable caloite alue uttable.
slatet
eaatly ab avatlable.
ohih deeeases
donastieyequiernents.
caloite
Lo aiie Value oy Net
st is calaikic^ va^ luet
he (^) at delined^ as^ he^ arnom Volvo (^) hen
tempentne.
Cornbus6/ (^) produch
pomite o escape.
be caleulated Qs
Y
H Mean Caloittc lue i
Mean caloi'c alue
Tötal calenie
Leroer" (^) than (^) qass (^) bayilic alue.
wherey
unit mass
Qre
We Massnde
Wates
.ftnal temp:
s
nges an
Caloemee
Page No Date
Detemlnattn o calnilic ale by
Bonb Calorieter Bomb Caloxinefe^ is^ use^ f detenntne caleri<is ualue n soid Cond iquid^ &uels^ exjesimentaly.d bnb Dealeriwneter Lontaln
cylindericalLmh^ made^ by
Cambuston.
Q
tainkss steal,ombustortakes
place fn^ this^ cyindet
Jhe lid:^ cortalns^ teoo^
seinles
Steel ahs electoes.
Jhe ec^ tryode^ is^ attaohed coilh
Small ni^ abich^ support^
Ni oY Staines stesl^ made^ cyucible. Jhe bornb^ iSis^ aken^ in^ Qa^ coppeT calorimedes shich^ is^ sun0^ Unde^ d^ bt
aN and^ oates^ jacket^ to^ pxeuent
heat oss^ by^ gadiafion.
Jhe coppe
electrica Uspeyated^ sfoner^
and
Beckmahs hermomele
Ucalorielen also^ Cortain
eucible a ann amaunt uel s^ _elaceo^0 the^ i^ or
ile steel cNUcihle oaehs
Anewanetiun oire touche,
Coal i
oithvuplez orgonie matlee
eater,
de
omount
anic mate'.
fot (^) me dby (^) the burial (^) patl
ical ages. hat
emConveat hern ina coal.
A -hat^ prassue
Jhe long 4 sle changs oe initated
endestoy Cnd he Upresqne nt and
mas cyust at (^) above,anirued han
tak easlly brekabie and gitable nass ealed^ crnal
lhaattnn pooportln s plant Conpne nt Cause ceettpe coal Ymmat&n Coal is dasiied Nto main^ pe
Qmun sf^ Aenf^ 'eneiy^ caal^ can^
pnduee.
