Sustainable Water Management for the Microelectronics Industry
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library/Christophe Majani D’Inguimbert library/Christophe Sustainable Water Management for the Microelectronics Industry WATER TECHNOLOGIES Veolia Water Technologies Communications - 11/2019 (190432) - Photo credits: © Veolia photo Veolia © credits: - Photo (190432) - 11/2019 Communications Technologies Water Veolia About Veolia Water Technologies Veolia Water Technologies specializes in technological Our experts deliver the water treatment solutions solutions, provides the complete range of services that improve the quality of people’s lives in required to design, deliver, maintain and upgrade communities around the world. The performance water and wastewater treatment facilities for of these installations depends on the creativity and industrial clients and public authorities. commitment of our more than 8,360 employees. Our portfolio features everything from online Our global expertise is within your reach through diagnostic solutions to evaporation and extensive local technical support adapted to local crystallization, energy-producing sludge treatment, regulatory requirements and market needs. state-of-the-art desalination, laboratory-grade water and mobile water services. 8,360 employees North America Europe excl. France 892 France employees 1,682 2,454 employees employees Middle East 1,068 employees Asia - Pacific 1,164 South America employees 438 Africa employees 662 employees DRINKING WATER WASTEWATER SLUDGE REUSE DESALINATION ODOR “We share your challenges” Wafer Chip Final Finished Raw Materials Fabrication Manufacture Packaging Assembly Products Water usage not critical important very important FRONT-END FOUNDRY Standard ICs Memory BACK-END Discrete Devices Analogue, logic ICs Flash Memory Microprocessors Water in the Microelectronics Industry Among many of the industries, microelectronics process has one of the highest water consumption and withdrawal by volume. Manufacturing a large integrated UPW flow rates for a fab plant The semiconductor industry circuit requires approximately can range from 500 to 2,000 gpm, spends approximately $1 billion on 8,328 litres of water in total, and a complete system can cost water and wastewater systems of which 5,678 litres is between 1.0-1.5% of capital costs, and services every year, ultrapure water. or USD 25-40 million. around half of which is capital equipment purchase. Source: Global Water Intelligence (2009) Pure Water, Semiconductors And The Recession “Water solutions tailored to your needs” Total Water Management Solutions 2 3 MAKE UP & POLISHED DI PRIMARY DI 7 1 4 RECYCLING OF PROCESS BATHS AND RECLAIM POINT OF USE METALS RECOVERY 6 5 ZERO-LIQUID WASTEWATER DISCHARGE � Organics removal � Prefiltration: UF/MF/Media filters � UV oxidation 1 � Biotreatment 2 � Organics removal 3 � Degasification � Continuous microfiltration � Two pass RO with brine RO � Low TOC polishing � Selective Ion-exchange achieving > 90% recovery mixed-beds (externally, � Membranes systems � 2B3T with RO to achieve high in-situ or offsite � Advanced oxidation process recovery rate regenerated) � Continuous deionisation (CEDI, � Ultrafiltration ultra pure and cylindrical series) � Degasification using membranes technologies � pH neutralisation � AnoxKaldnes™ MBBR � Crystallisation 5 � Biological treatment 6 � Actiflo® 7 � Retadation � Physico-chemical treatment � Fenton � Ion exchange � Micro/ ultrafiltration � Ultrafiltration � Electrolysis � Sludge treatment � Reverse osmosis � Evaporation � Crystallisation Ultrapure Water Treatment Process Raw Water Pretreatment / Make-up Activated Scrubber/ Raw Water Multi Media Carbon RO Pre Filters Two-Pass RO Reuse Tank Cooling Tank Filters Filters Tower Primary System RO Product Membrane Primary TOC UV CEDI Final Filter Tank Degasifier Mixed Bed Cold DI Loop Return Polishing System Heat Membrane Polish Mixed Cold DI Loop UPW Tank TOC UV Cold DI UF Exchanger Degasifier Bed Supply Hot DI Loop Return Recovery Heat Hot DI Loop Hot DI UF HEX Exchanger Supply 1 PRE-TREATMENT 2 MAKE-UP SYSTEM Suspended solids and and organic carbon are CO2 is removed in 2 pass RO as carbonates. removed through multimedia filter (MMF) and 2 Pass RO eliminates most ions & some TOC. activated carbon filter (ACF) at this stage. 3 PRIMARY SYSTEM 4 POLISHING SYSTEM The third stage removes ion elements and Relatively clean water enters through MDG, organic matter and eliminates dissolved oxygen UV oxidation, mixed bed ion exchange, (DO) using membrane degasifier (MDG) and ultrafiltration, and POU process which further CEDI process. reduces extremely small quantities of total organic carbon (TOC), ions, and particles. Solutions Tailored to Your Needs SEMI-CONDUCTOR APPLICATION INORGANIC TMAH/AMMONIA WW CU-ETCH SLUDGE TREATMENT Multiflo / Ion MBR / ANITA MPPE / Ion Sludge Actiflo / UASB/EGSB Multiflo Dewatering OUR SOLUTION Exchange AOMBBR Mox Exchange thickening Actiflo Carb TFT-LCD PHOSPHATE APPLICATION TMAH/AMMONIA WW ORGANIC WW INORGANIC SLUDGE TREATMENT REMOVAL Multiflo / MBR / ANITA Sparthane MBR / Ion Sludge UASB/EGSB Actiflo / Chemical Coagulation Dewatering OUR SOLUTION AOMBBR Mox (upon pilot) AOMBBR Exchange thickening Actiflo Carb PCB DISSOLVING CU CHELATING CU EFFLUENT APPLICATION RINSE WASTE WATER ORGANIC WW WASTE WATER WW POLISH Actiflo + Fenton / Actiflo Carb Multiflo UF and RO Electrolysis MBR OUR SOLUTION Ion Exchange (Hard COD) Wastewater Treatment & Reclaim Process Treatment of wastewater from the microelectronics industry can involve several processes, including Primary Secondary Solids Polishing Reclaim ZLD Treatment Treatment Separation Adsorption Ultrafiltration Selective Ion Exchange Solids Separation Chemical Treatment Clarification Filtration Reverse Osmosis Screening, DAF Anaerobic Treatment Actiflo® Oxidation Selective Ion Electrolysis Oil / Grease removal Anita™ Mox, UASB, Flotation Disinfection Exchange AOP EGSB CPI, DAF Membrane Selective ion Electrolysis Evaporation Aerobic Treatment Biosep® Exchange AOP Activated Sludge, SBR, MBBR, MBR, Fenton Evaporation Treated Effluent Primary VOC/Odour Sludge Sludge Post- Treatment Control Treatment Treatment Aerobic Digestion Scrubbers Airfilters Thickener Dryer Anaerobic Digestion (Alizair®) Dewatering Incineration Activated Carbon Belt Press, Filter Press, Decanter Centrifuge Proven Technologies Actiflo® Evaled® � Eliminates up to > 99% turbidity, suspended solids � Disposal cost reduction and associated pollutants. � Wastewater volume reduction � Extremely small footprint, ideal for retrofitting � Water recycling and reuse existing basins for capacity expansion. � Valuable components recovery � Significant savings in civil costs due to extremely � High quality outlet small footprint. � ZLD (Zero Liquid Discharge) � Unique process stability that handles sudden flow � Quality certification (ISO 9001/2008) Plug & Play and/or load variations. (quick installation) � User friendly & minimum maintenance; easy to access OPUS® Technology � High Water Recovery Rate AnoxKaldnes™ MBBR � Low Waste Volume � Compact � Reliable Operation with Minimal Downtime � Robust � Effective Control of biofouling � Simple operation � Effective Control of Scaling due to Calcium Salts, � Low maintenance Silica and Metal Precipitates � Enhances nitrification � High Salt Rejection � High tolerance to TSS influent � Continuous Clean-In-Place Process � Low Energy Consumption Anita™ Mox � 660% savings on aeration compared to Rapide Strata™ conventional processes � Regenerates in 30-80 minutes; � No carbon source needed, reducing operating costs minimizes down time and environmental impact � Enhanced bacterial control, � Compact and flexible process, suited to bring improves chemical usage existing plants up to standards efficiencies � 90% reduction in sludge production compared to � Continuous water production conventional treatment and increased production capacity � Skid-mounted, standardized systems for quick installation and start-up STANDARDIZATION Veolia proposes a range of in-house standardized systems including Sirion™ RO and Rapide Strata™ Ion Exchange Deionization. Veolia also works with clients to develop duplicable solutions that can be designed once and deployed across many plants. Such approaches save time, reduce risk and offer cost advantages. Reliable Services Service Deionization (SDI) � Low CAPEX � Strict quality control � Easy and convenient cylinder exchange � Small footprint, ideal for confined space. � No chemicals handling or storage required � No wastewater or effluent to drain � Upgradable modular design to meet demanding quality or flow requirements � Flexible delivery options Hydrex™ Chemicals For Cooling Towers Improves the efficiency and reliability of open, closed Aquavista™ Digital Water Solutions and once-through cooling water systems. � Real-time remote monitoring of equipment data This product series includes: � Dynamic alarm management � Scale inhibitors � Event notification, e.g. outstanding maintenance � Corrosion inhibitors � Automatic report generation � Dispersants � Information on service contracts / reports � Automated chemical dosing equipment with � Archive of all service and sales orders Hydrex Controller � Access to equipment documentation, � Performance document, calibration certificates, Mobile Water Solutions � O&M manuals, parts lists and training videos, etc. � Designed for emergency situations (e.g.: process failure) Engineering � 24 hours, 365 days of the year � South East Asia Engineering Center based in Malaysia � Rapid response across territory � 3D modeling and AutoCAD capability � Pure