paraffin wax deposition and fouling
paraffin wax deposition and fouling
paraffin wax deposition and fouling
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— L6 —<br />
effects of these extra deposits<br />
542 Start<br />
3efore a new experi:entai solution was nade tr, the a:atus<br />
was run for some tiie with !ar; kerosene for cleanin<br />
Similary,<br />
the cooling water system was cleaned.<br />
An eeriental soiution was mace up y<br />
litres of fresh kerosene n the 46 litre tank<br />
The 2k heater ..as<br />
turned on <strong>and</strong> the water bath warned<br />
As the kerosene war,ec. up the <strong>paraffin</strong> <strong>wax</strong> was added<br />
ly.<br />
t<br />
<strong>and</strong> oeen ilaked <strong>and</strong> weiaea The circuatloa -uir was tarnec. on,<br />
the solution returning via the byass.<br />
This provided good stirring<br />
<strong>and</strong> hastened comniete soiu;ion<br />
The soution tercerature was rconztore<br />
aen it aaa. rec.cnc<br />
about 10°C above its expected cjOd point, the 2kW heater was turned<br />
ozf. The •i controlled neater was turnec on arc tae soutc.cn<br />
maintainec at that temperature until all tae <strong>wax</strong> nac.<br />
ssc..vee..<br />
A samDie was taken 01 tae soution arc its coua pint<br />
.etermined by the st<strong>and</strong>ard method, <strong>wax</strong> or kerosene was accec.<br />
until the sonution nad the cloud roint cesjrec for taa; exte:c.c.n;.<br />
The ;emera;ure ccnzro was now set to tne cesc.res teurera—<br />
tare <strong>and</strong> the small cooling coil turnea cn. The mac.n f r.ne tnrou:<br />
;ne c.erosc.;on cuct was oenea, tac :iowra;e ac.us;ec arc. tac sy;en<br />
a.o’ec. to reaca equliorc.u:<br />
To<br />
start u tne Coo.1ng water circuiazica systen the tar.k<br />
was :c..._ec wc.tn fresa water. The c;. neater arc. tae In.; controt_ec<br />
heater ware turned cn<br />
The tump was u; on arc tac water a__c;.ae<br />
to cIrcuate t:.rou:. ne coo.ng Sc.C 0: tac c.e:c:stc.en cue; arc.<br />
the pas.<br />
in<br />
hen the ssteu ::ad reached its desrectete—<br />
;ure, tao<br />
i.<br />
:.c.n;er as ;rnoa. c_: arc. ;.:e sc..zJ_ ceo.i.iag 001... ci.
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