conceptual design for chlor-alkali and valuable materials ... · from oilfield brine may 2, 2018 nd...
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conceptual design for chlor-alkali and valuable materials production
from oilfield brine
May 2, 2018
ND Oil & Gas Research Program,
ND Industrial Commission
our technical team
• AmandaGravseth,ChemicalEngineer• RichHardegger,PointofContact,ChemicalEngineer• DonKopecky,MechanicalEngineer• ScoAKorom,PrincipalInvesCgator,GeologicalEngineer• DanLaudal,UNDIES,ChemicalEngineer• DanPalo,ChemicalEngineer• RobWagner,ChemicalEngineer
valuable products from produced water
producedwaterfromtheBakkenFormaConissaturatedwithNaClandincludesthefollowingconsCtuents:
§ potassium§ calcium§ magnesium§ bromine§ lithium
saltwaterbrineisafeedstockforvaluablechemicals:§ chlorinegas§ hydrochloricacid§ sodiumhypochlorite§ sodiumhydroxide§ bromine§ magnesiummetal§ lithium
VALUABLE PRODUCTS FROM PRODUCED WATER
proposedtechnologiesarewellestablished:§ tradiConalchlor-alkalitechnologyusesmercurycells–isbeingphasedout
§ brineisbeingusedinTexastoproducehydrochloricacid• HClwillbeusedinoil&gaswells• feedstockisROrejectfrommunicipalwater
VALUABLE PRODUCTS FROM PRODUCED WATER
chemicalsrepresentahugevalue-addedopportunity§ requireslargeamountsoflow-costnaturalgasandelectricity
§ beAermarginsforchemicalsandplasCcsthanfortherawmaterials
§ NorthDakotachemicalindustryispresentlyaboutthesamesizeaswoodproducts
VALUABLE PRODUCTS FROM PRODUCED WATER
thisprojectwillprovethefeasibility:§ allthepiecesarewellestablishedindividually§ readylocalmarketforHCl,NaOH,NaOCl§ veryaAracCveeconomics§ doesnotrequireprocesswater
usesmulCpleprovencomponentsinaninnovaCveconfiguraCon:§ electrodialysis&disCllaContomakeHCl
MechanicalVaporCompressor
2-ChamberElectro-Dialysis
PackedColumn
usesmulCpleprovencomponentsinaninnovaCveconfiguraCon:§ disCllaContomakepurifiedsaltanddisClledwater
Hydroclone
Hydroclone
Mul=-EffectFlash
Evaporator
Vapor Compression
Cystallizer
usesmulCpleprovencomponentsinaninnovaCveconfiguraCon:§ chlor-alkalitomakeCl2andNaOH
Membranetypechlor-alkalicell
VALUABLE PRODUCTS FROM PRODUCED WATER
chlorineproducConfromBakkenbrineopensthedoorforplasCcsusingethane:
§ toomuchethaneinthestate,can’tgetridofit§ chlorine+ethane=PVC§ shippingPVCresinbyrailiseasy§ $10billionethanecrackerbeingbuiltnearPiAsburgh,PA§ diversifyeconomy
conceptual design for chlor-alkali and valuable materials production
from oilfield brine
questions?