Penjernih Air karya Profesor IGD Wenten
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Transcript of Penjernih Air karya Profesor IGD Wenten
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I G. WENTEN
Faculty Member, Chemical Engineering Deparment – ITB Head, DSP Biotech Lab, Inter University Research center, ITB Postdoctoral Researcher, Unesco Center on Membrane, UNSW, Australia, 1995 Expert Staf, X-Flow B.V., The Netherlands, 1993-1994 Researcher, Bioseparation Research Center, RPI, New York, USA, 1991 Internatonal Expert, Institute of Hydrogen Economy, UTM, Malaysia R&D Supervisor, Shanghai Megavision Membrane, China Senior International Supervisor, Guangdong Jin Gang New Material Co. Ltd.,
China Peneliti Utama, di hampir semua program riset nasional di Indonesia Plenary, Keynote, dan Invited Speaker, Invited Lecturer, Conterence
Chairman, lebih dari 100 events Publikasi ilmiah, lebih dari 200 makalah national dan internasional Gugus Tugas HKI (hak atas kekayaan intelektual) ITB, KemenRistek, dan Dikti Editorial dan Advisory Board, beberapa Institusi Keilmuan dan Jurnal Ilmiah Tenaga Ahli, Team Ahli, Supervisor, dan Konsultan, beberapa Perusahaan
dan Institusi di Indonesia Pendiri, Asean Association on Membrane dan GDPFilter Indonesia
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AWARDS AND ACHIEVEMENTS
GRANTED PATENTS, 15 Paten Nasional dan Internasional KARYA UNGGULAN TEKNOLOGI ANAK BANGSA, KemenRistek,
Hakteknas 2014 BJ. HABIBIE TECHNOLOGY AWARD, BPPT, 2013 GOLD MEDAL-GANESHA INNOVATION AWARD, IA-ITB, 2013 SOEGENG SARJADI AWARD, SSSG, 2012 ASEAN OUTSTANDING ENGINEERING AWARD, AFEO, 2010 ADHICIPTA REKAYASA-EMAS, PII (Persatuan Insinyur Indonesia), 2009 COMPETENCY AWARD, Badan Nasional Sertifikasi Profesi, Indonesia, 2009 ANUGERAH RISET UNGGULAN TERPADU, KemenRistek, 2004 WIPO AWARD (BEST INVENTOR), WIPO-UNDP, 2002 HABIBIE AWARD, Habibie Center, 2000 PENELITI MUDA INDONESIA, LIPI (Lembaga Ilmu Pengetahuan Indonesia),
1996 SCIENCE AND TECHNOLOGY AWARD, Toray Science Foundation, 1996 ADHICIPTA REKAYASA, PII (Persatuan Insinyur Indonesia), 1995 SUTTLE AWARD, Filtration Society, London, 1994 ALUMNI TERBAIK ITB-82, 2002, Penghargaan yang paling
dibanggakan
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THE BACKSHOCK PROCESS
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CONDUCTIVE ELECTRODIALYSIS
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RO-CED PILOT PROJECT IMPLEMENTATION AT PTB
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ULPRO PLANTTOTAL CAPACITY 1200 M3/HOUR
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Patent Indonesia P00201000408
NO MORE MODULARITY IN MEMBRANE
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ULTRAFILTRATION: Non-Modular System
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MODULARVS
NON-MODULAR
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FUTURE COMMUNITY WATER SOLUTION
SUSTAINABLE SUPPLY OFLOW COST CLEAN WATER
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ACEH TSUNAMI RELIEF
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IGW EMERGENCY MEMBRANE
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COMMUNITY WATER RE-USE
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IGW GREEN ULTRAFILTERNo Electricity Required
Capacity : 500 LPH, Weight : 30 kg
FUTURE COMMUNITY WATER SOLUTION
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IGW GREEN ULTRAFILTERNo Electricity Required and Chemical
Free
A NOVEL WATER RECLAMATION SYSTEM
FOR FUTURE COMMUNITY WATER
SOLUTION
GOLD MEDALGANESHA INNOVATION
AWARD
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Activated carbonReduce unpleasant odors, organic matter and rsidual chlorine
Hollow fine fiber MembraneThe core competence of this unit. Ultrafiltration membrane can remove almost 100% of colloids, bacteria, viruses and all of particulate matters reponsible for turbidity .
BioceramicAlkalinity agent and enhancing anti oxidant quality of drinking water. It also enhances freshness of drinking water
Single module that integrate three stages of filtration
RAIN WATER HARVESTING
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IGW GREEN ULTRAFILTER
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EMPOWERING SMALL SCALE BUSNISSES
PATHOGENIC REMOVAL IN HATCHERY
VEGETABLE OIL CLARIFICATION
LUBE OIL RE-USE
GELATIN CLARIFICATION
COCONUT JUICE ULTRAFILTRATION
PALM SUGAR CONCENTRATION
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UF 30,000 Da Hatchery
Grow-out
Membrane Based Recirculation Systemfor Sustainable Aquaculture
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IMPLANTED ENDS-FREE MBR
National Standard of Aquaculture Recirculation
Technology
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Umpan
NON-MODULAR UF FOR MICROALGAE HARVESTING (Nanochlorophyl)
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Penumbuhan dan pemanenan dalam satu alat terintegrasi Tidak membutuhkan tempat yang luas Mampu meningkatkan densitas mikroalga dalam reaktor Tidak membutuhkan energi yang besar
HIGH DENSITY ALGAE MEMBRANE REACTOR USING MEMBRANE DIFUSER
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Solusi Holistik untuk produksi etanol secara berkelanjutan Etanol yang dihasilkan memiliki konsentrasi cukup tinggi Rasa bir tetap terjaga
NON-POROUS MD FOR BEER DEALCOHOLIZATION
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IGW
PV TECHNOLOGY FOR FUEL GRADE ALCOHOL
BIO
TEC
HN
OLO
GY
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CANE SUGAR JUICE CLARIFICATIONS
UG
AR
IN
DU
STR
YIG
W
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CANE SUGAR JUICE BEVERAGES
UG
AR
IN
DU
STR
YIG
W
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EMPOWERING PALM SUGAR BUSNISSES
High QualityDRINKING WATER
Membrane Concentrator
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ULTRAFILTRATION OF COCONUT WATER
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CLEAN PRODUCTION IN STARCH INDUSTRY
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GELATIN CLARIFICATIONGELATIN CLARIFICATION
Feed Product
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I G. WentenDepartment of Chemical Engineering
Institut Teknologi Bandung, Indonesia
DEVELOPMENT AND FABRICATION OFSUPER HYDROPHOBIC MEMBRANE
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Membrane Fabrication – Melt Spinning
MEM
BR
AN
E F
AB
RIC
ATIO
NIG
W
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Cooling tower
Process streamsrequiring cooling
Cooling waterrecirculation
(QR)
Tower packing
Heat exchanger
Blowdown water
Evaporation loss1% QR per
5.6oC T dropWindage
loss (mist)0.2% QR
Heat Transfer
PLANT
HEAT TRANSFER
Heat exchanger
Hollow Fiber Cooling Tower
HEAT DISSIPATION VIAEVAPORATION
BlowdownHigh salt conc.
Make-upcooling water
Soft water
Make-upboiler feed
waterPreheater
BOILER
Vapor
Membranepore
Coolingwater
CondensateHollow fiber
Hollow fiber
Stagnantair
HOLLOW FIBER COOLING TOWER
M
T
Hol
low
fibe
r m
odul
e
TR
WBNaCl solution
M
T
TR
DW
M
T
WB
DW DW
M
T
Ove
r-flo
w
Measuringcylinder
Feedpump
Permeatepump
Needlevalve
Needlevalve
AdjustableDC power
supply
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VEGETABLE OIL FILTRATIONVirgin Coconut Oil Clarification
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SIMULTANEOUS CLARIFICATION AND DEGUMMING OF JATHROPA OIL
JATH
RO
PA
OIL
IGW
CONVENTIONAL CLARIFICATION
ACID DEGUMMING
H3PO4
Oil
Particles, dirt, gum
Clarified, de-gummed oil
ONE STEP CLARIFICATION AND DEGUMMING PROCESS
• Vibrating screen
• Clarifier• Purifier
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NATURAL PALM KERNEL FRYING OIL
• 1 Step clarification process• No chemical consumption• Environmentally friendly process
Clarified PKO
Feed(Crude PKO)
Permeate(Clarified PKO)
RetentatePA
LM
OIL
IN
DU
STR
YIG
W
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WORLD LARGEST CERAMIC MEMBRANE BIOREACTOR
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Spider web harvesting system
COOKING
TANK
MEMBRANE EXTRACTION
Purified CPO
A NOVEL CONCEPTZERO SLUDGE PALM OIL MILLING PLANT
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WASTE LUBE OIL REFINING WITH CERAMIC MEMBRANE
FEED PRODUCT
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GAS SEPARATOR
IGW ‘08
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CO2 RemovalWet-Free Membrane Contactor
Patent App. P00200900263
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CO2 RemovalWet-Free Membrane Contactor
Patent App. P00200900263
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KONTAKTOR MEMBRAN
Tipe: non-wetted Tipe: wetted
Regenerasi absorben
secara in situ
menghilangkan
aliran sirkulasi
yang sangat besar
CROSS TRANSVERSAL FLOW MEMBRANE CONTACTOR
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UNDERSTANDING THE FEASIBILITY OF MEMBRANE SYSTEM
IN PRODUCED WATER TREATMENT
I G. WentenTeknik Kimia - ITB, Indonesia
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INDONESIAMEMBRANE TREATING
PRODUCED WATER FOR REINJECTION
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FULL SCALE OF UF MEMBRANE SYSTEM(INDONESIA) CAPACITY 33.000 BWPD
[Argonne National Laboratory]
PRODUCED WATER TREATMENT PLANT
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Ultrafiltration Unit Incinerator Unit Chemical Injection Unit
Deaerator
PRODUCED WATER TREATMENT PLANT (INDONESIA)
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TROUBLESHOOTING IN MEMBRANE OPERATION
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c
COMPARISON OF BASELINE FLUXESFOR THE THREE DIFFERENT MEMBRANES
Mueller, et al, 1997
Op. cond.: 10 psig TMP, 250 ppm heavy oil, 40°C, and 0.24 ms -1
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SCALE FORMATION
Main culprits: CaCO3 and (rarely) SiO2
Causes drop in product water quality
In severe cases causes drop in concentrate flow (increase in pressure drop)
Need to analyze feed and concentrate for hardness or silica
(mass balance calculation)
Scale control• Pre-treatment• Chemicals• Concentration factor
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FLUX ENHANCEMENT
HYDRODYNAMIC
Backwash
Turbulence promoters
Other methods
Modifying membrane/confi
guration
Module modification
Concentration control
Novel modification
CIP(Clean-In-Place)
Chemical addition
Chemical cleaning
Chemical sanitizer
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OTHER FLUX ENHANCEMENT METHODS
Electrical MethodsUsed for fouling due to charge interactions between charged solutes and the membraneAn electric field can be applied to the flowing fluid, with one electrode being cast on or placed against the membrane, and the other electrode within the liquid, but away from the membrane surface
Intermittent JetsUnsteady flows and large vortices can be generated with an intermittent jet of the feed pumped through a nozzle placed coaxially in a membrane tube causes the velocity of the feed to abruptly increase and then decrease resulting higher flux.
Pulsatile FlowPulsations in the feed or permeate channels obtained with pistons
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MEMBRANE CLEANING
Foulant Reagent Time &Temperature Mode of Action
Fats, oils, proteins, polysaccharides, bacteria,
0.5N NaOH with 200 ppm Cl2
30 - 60 min 25 – 55oC Hydrolysis and oxidation
DNA, mineral salts 0.1 – 0.5M acid (acetic, citric, nitric)
30 - 60 min 25 – 55oC Solubilization
Fats, oils, biopolymers, proteins
0.1%SDS; 0.1% Triton X-100;
30 min-overnight25 – 55oC
Wetting, emulsifying, suspending, dispersing
Cell fragments, fats, oils, proteins Enzyme, detergent 30 min-overnight
30 – 40oCCatalytic breakdown
(proteolysis)
DNA 0.5% DNAase 30 min-overnight30 – 40oC Enzyme hydrolysis
Fats, oils, and grease 20-50% ethanol 30 - 60 min 25 – 55oC Solubilization
Membranes have to cleaned typically when:- Normalized Permeate flow varies by 10-15%- Normalized Feed pressure varies by 10-15%- Normalized Permeate conductivity varies by 10-15%- Pressure drop between feed and concentrate varies by 10-15%
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CLEANING PARAMETERS
Membrane materials and chemistry• This determines a membrane's ability to withstand the action of the chemical cleaners
Fluid mechanics• should be pumped through the system under turbulent flow conditions• the pressures should be as low as possible, but consistent with the dP required to maintain high
flow rates
Time• most chemical cleaners complete their action within 30-60 min. Prolonged cleaning after the
optimum time may actually cause refouling of the membrane due to the filtration effect
Temperature• the temperature of the cleaning solution should be as high as possible, consistent with temperature
limitations of the membrane/module
Water quality• soft water should be used.
pH• Alkaline cleaners containing NaOH or KOH are particularly effective for organics and proteins• Acidic cleaners are primarily used to combat inorganic salt fouling
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FUTURE DIRECTION
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MEMBRANE TECHNOLOGY
Hollow Fiber Capillary Tubular Flat SheetSpiral Wound
• Dialysis• Pervaporation• Gas Separation• MBR• RO• NF• UF• MF
RO application • MBR
Module HF Tubular SW Flat
Manufacturing cost (4USD/m2) 5-20 50-200 30-100 100-300
Packing density High Low Moderate Low
Resistance to fouling Very poor Very good Moderate Good
Parasitic pressure drop High Low Moderate Moderate
High pressure operation yes difficult yes Difficult
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Fiber Backing120 um
Polysulfone 50 um
Active Layer100 nm
RO/NF PORE STRUCTURE
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Challenges and limitations
Low permeation
flux
Inadequate permselectivit
y
Inadequate membrane durability
Membrane fouling
High equipement or operating
costs
MEMBRANE CHALLENGES AND LIMITATIONS
Michaels, Desalination, 77 (1990) 5-34.
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Large scale plant
Space requirement
Numbers of component
used (complexity)
Large brine disposal
LARGE SCALE CHALLENGES
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INTENSIFICATION IN LARGE SCALEMEMBRANE BASED DESALINATION PLANT
• I G. Wenten• Teknik Kimia-ITB, [email protected]
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ADVANCES IN MEMBRANE TECHNOLOGY1 Hydrogen Membrane for Syngas mixture Fed into Pd-Ag Mreactor2 Membrane Crystallization For Selective Polymorph Crystallization3.Latest Development of Polymer Electrolyte Membrane FC (PEMFC)4 Aroma Recovery by Pervaporation5 Membrane Crystallizer of Nanofiltration Brine Solution6 Modified PEEK Membrane With Honey Comb Structure7. Mega Magnum System8. Membrane Osmotic Distillation9. Reverse Osmosis Energy Recovery Device10. Carbon Nanotube Membrane11. Forward Osmosis Membrane Bioreactor12. Fullerenes Prevent Biofouling in Membrane Microfiltration13. Membrane Distillation Bioreactor14. Integrated Membrane for Desalination15. Inland Desalination16. Membrane Sensor17. Nanostructured Asymmetric Membrane18. Boron Removal With SWRO19. Well Defined Shape and Size Crystal with Membrane Crystallizer20. Incorporating Amino Group in Polymeric network for composite21. Aquaporin Membrane22. Nanofiltration as Reverse Osmosis Pretreatment23. Forward Osmosis (FO)24. Air Separation At High Temperature25. Membrane For Artificial Organs26. Membrane Biohybrid System Using Hepatocytes27. Latest Development In Enzymatic Membrane Reactor28. Membrane in Tissue Engineering29. Membrane Emulsifier30. Recent Advances in Bipolar Membrane31. Non Modular Membrane System32. Super Hydrophobic Membrane
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ENERGY GENERATION FROM BRINE DISPOSAL
RO-PRO
RO-RED
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MEMBRANE DISTILLATION
Al-Obaidani et al., Journal of Membrane Science 323 (2008) 85–98
FeedH2O
PermeateH2O
Liquid water
Air/vapour
Liquid water
Hydrophobic porous membrane
T1 > T2
T1 T2
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ELECTRODEIONIZATION
Largest Continuous Electrodeionization Plant in Con Edison’s East River Repowering Project, New York. Capacity 1,530 m3/day
CEDI UnitsFinal treatment using Continuous electrodeionization
RO UnitsContain 2 pass reverse osmosis unit
Filter Units
Anti Scalant injection
Raw water tank Cooling HE
Polymeric Coagulant
Multi Media Filters
Antiscalant
Cartridge Filters
Sodium Bisulfite
Reverse Osmosis Electrodeionization Silos
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BIOMIMETIC AQUAPORIN MEMBRANE
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CAPACITIVE DEIONIZATION & MEMBRANE CAPACITIVE DEIONIZATION
Capacitive deionization (CDI)
Membrane capcitive deionization (MCDI)
www.voltea.com
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MBR FOR WATER RECLAMATION
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SUBMERGED HOLLOW FIBER MBR
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AERATION-MBR
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EXTRACTIVE-MBR
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IODINE RECOVERY FROM PRODUCED WATERConcentrating iodide in the brine
Pei Xu, Jörg E. Drewes, Dean Heil ; Desalination 225, (2008)
Water quality of produced water extracted from a natural gas production site(natural gas production site in Eastern Montana)
Iodide concentration in brine after membrane treatment
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Ozone oxidation of produced water using ceramic membrane diffuser
P
Sep
arat
or
Pressure GaugeFlue gas
Cer
amic
Mem
bra
ne
Dif
fuse
r
SampleM
emb
ran
e A
ir F
ilter
Pump
Globe valve
Needle valve
Needle valve
Compressor
BTEXsolution
PILOT TEST
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WASTE BRINE RECYCLE PROJECT
Producued water Softening Reinjection
Ion exchange (softener) regenerationSalt consumption: 90 ton/dayWaste brine disposal: 3180–4770 m3/day High NaCl concentration High Ca and Mg concentration cause scaling
and clogging to pipe
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© 2010 Chevron
WASTE BRINERECYCLE PROJECT
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PRODUCEDWATER
REUSE
DISCHARGE
RE-INJECTION
MBR - RO
MBR
UF
PRODUCED WATER MANAGEMENT IN OIL & GAS INDUSTRIES