paraffin wax deposition and fouling

the solution and water o::a;es throu3h the depositio. and cooiin
the c.epcsttaor. anc. cooi.zn aucts aic tac six ooazs tcenec.
Uhen the a:aratus hac. rachec ts ecu±dbru tct2ratures,
The cean aeDosatlon p.a; was sertec. carefui.y betweer.
cazcts w.re dratnec. anc. tne a osttaon p_ate reaovec. and washed.
ducts were tu.’nec’. off and diverted through the bypass lines,. The
54.3 ?rocedurc duriexrir.ients
later ca.ct :ro:. the iecositin duct.
The iecsi;icn tiata .:as re...oved by disaalwcin2 tIle
5.4.4 2 :erzi::acio:. o :ttei :ecc
The shudcwn w:oceaure tock about 3D seconds.
the in t:errtcc.ezar.
strea:: :rca tac cu;e; tner::.oc.a;er,. vent was createc. cy
cue c was c.raanea. This was cone by o,cer.an tne c.razn valve c.on—
e:ore tne ceposition u±ate was renoved, zne coanin2 water
con;roaaed ra;t.
vaave at tae tottoct. The so...utoa now c.rainec. :rcz ne c.uct a.. a
duct was ained by.otenng the vent valve a; the top a:cc. tne c.raan
tneraoae;ers. The sanu;ior now fowea b’r tac rcass ..:ne. tac
cone by caosng cne vanves ustream froc ;ne inaet anc. ou..ae;
was turnec. off anc. tc.e c..e:lls:zIcn awct arainec cuaccay.. Ths was
recorded, the cociin water was turned off. The solution f.c’..’:c.te
...t ;ne enc. of an eerir.’.ent ‘inca the teaperatures nac.. teen
temperatures recorded.
beveran taLes aurin5 a run fowrates were ac.us;ed anc.
water inlet and outet tea:;eratures ware recorded.
care:uL.y acustea ana ;ne tiae recorcea. SolutiOn anc COOL.rl’
tion was then achaitted to the deposition duct and the flowrate
flowrate was adusted and the inlet tanlerature checked. The solu
Tne cooiing water was ac.mattea to tne coo...in auct. The
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