Nanotech Scope of Technology
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Nanotech is a South African water treatment company that was started in 2006. It focuses on providing customized water treatment systems and solutions using innovative technologies. Nanotech works with various industries including power generation, mining, pharmaceuticals, food and beverage. It has experience implementing projects involving reverse osmosis, ultrafiltration, wastewater treatment and provides ongoing service and maintenance. The document provides details on Nanotech's offerings, experience, and potential areas where it can help customers reduce water usage and treatment costs.
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Nanotech Scope of Technology
- 1. Company Profile and Scope of Technology 2015 14 Jakes Jacobs 083 570 8267 jakes@nanotechsa.co.za www.nano-tech.co.za www.nanotechsa.co.za
- 2. Market Offer ! Water Savings of 16% Effluent volume reduction of 70% from blow down Zero downtime for cooling tower basin cleanups RO membranes using 28% less energy/40 % smaller footprint/60 % more water Suspended solids reduction of 90 % Efficient Chemical programs, cost reduction 18% Heat transfer improvement of 23% Sewage capacity upgrades 2-5 times COD Reduction of 25-35 %, TOC reduction 45% 45 % higher Disinfection rates 100% production bonus earned due to higher yields 2
- 3. History of Nanotech Started in 2006, Growing exponentially Level 2 Value added BBBEE, 125% CIDB ME5 Rating ISO Certification 9001 target for December 2013 Focus on innovation and niche markets Mechanical-Chemical-Metallurgical Eng.'s 2013 Business of the Year nomination 2014 Innovation Award 3
- 4. Company Structure Marketing ISO - IT - CRM Water Treatment Chemicals Filtration/Disinfection Systems Water Purification and Sewage Systems Project Management and Services 4
- 5. Conventional Route to market Customer EPC OEM Nanotech Now we go DIRECT! 5 We are not a filter, chemical or equipment company- We are engineers that understands the challenges and then SOLVE it with best fit technologies.
- 6. Custom Designed Systems Reverse Osmosis plants Nano filtration systems to replace softener plants Ultra filtration for drinking water or pre- filtration WFI (vapor compression) -Pharma Clean Steam Generators -Pharma Sewage Treatment Plants Conventional treatment plants, clarification, sand, carbon 6
- 7. Sasol Secunda RO- 210 m3/hr 75 265 welds-no failures First array Second Array
- 8. Pharma-RO-EDI, WFI (water for injection) 8 USP, BSP Pharmacopeia Standards with strict validation procedures
- 9. UF-RO at Colgate Palmolive 9 30 m3/hr Validated Plants, DQ-IQ-OQ,-PQ
- 10. Distribution, Reticulation and CIP Systems 10 Tanks, Pumps and Loops
- 11. Mobile Water Purification System- (UF-RO-Fe removal-pH adj.) 11 Zambia 25 m3/hr Blast furnace
- 12. Mobile RO plant 120 m3/hr for Medupi Power Station 12
- 13. WFI water purification equipment 13 Steam Generator OVI Multi effect distillation Vapor compression Distillation OVI
- 14. Trials and Validation 14 NB!! - Determine particle size distribution
- 15. Nanotech Project References 15 Customer Application Capacity Industry Ovivo Twin Array RO plant 210 m3/hr Petrochem Anglo Platinum Ultrafine Filtration 3000 l/hr Platinum Medupi Membrane Filtration 1600 m3/hr PowerGen Aspen RO-CEDI 500 l/hr Pharma Chambishi Zambia UF-RO 25 m3/hr Industrial Colgate Palmolive RO plant 25 m3/hr Pharma Colgate Palmolive Hot Loops 10 m3/hr Pharma Colgate Palmolive UF plant 30 m3/hr Pharma GE Hungary Mn removal 23 applications Food & Bev Gauteng Prov Gov. Boilers and Towers 12 Hospitals Industrial OVI Pure Steam Gen 400 kg/hr Pharma OVI Vapor Compression D 220 l/h (E) Pharma Aspen RO-CEDI 2000 l/hr Pharma Kibali Gold DRC 3 Sewage Plants 100, 400, 800 PE Mining Kibali Gold DRC 2 UF Plants 80 and 160 m3/day Mining Kibali Gold DRC Conventional Plant 120 m3/day Mining Colgate Palmolive Recovery RO 5 m3/hr Pharma ROT Angola RO 15 m3/hr Municipal
- 16. Nanotech Service Agreements Service Agreements in place to maintain systems: (Membranes, CIPs, Calibrations, General) Customer list avail on request 16
- 17. New Technology RO Membranes Nanotech represent NanoH20 from the USA in South Africa and responsible for the marketing and support of the seawater desalination and brackish water membranes 17
- 21. UF Membranes Nanotech represent and distribute Hyflux Membranes from Singapore in South Africa 21
- 22. 22 Removal Spectrum of UF 600E 120 000 daltons 600B 60 000 daltons
- 23. Advantages: 1. Ferric Contaminants Reduction: 80% ~ 90% 2. Silica Reduction: 70% ~ 90% 3. COD Reduction: ~ 50% 4. Microorganism Reduction: ~ 100% 5. Turbidity:<0.1 NTU 6. SDI: < 2 7. Stable/constant product water quality Results: 1. Stable/reliable operation 2. Longer life-time of RO membranes 3. Less RO cleaning, less chemical consumption 4. Lower RO operating pressure, less energy 5. Lower life-cycle cost
- 24. How to reduce your chemical cost? Remove micro organisms in your systems mechanically with UF! Remove the SS in your system continuously in cooling towers and reservoirs with UF! Which will improve heat transfer and increase process efficiencies- Right? Reduced risk of Legionella in the cooling area 24
- 25. Tubular Stainless Steel Membrane
- 26. 262626 Red Blood Cell E. ColiSARS VIH Sugar Salt Flour Powder Sand Hair Dye Carbon Black Paint Pigment Colloid RO NF UF MF 0.1 nm 0.2 0.3 0.5 0.8 1 nm 2 3 5 8 10 nm 20 30 50 80 100 nm 200 300 500 800 1 um 2 3 5 8 10 um 20 30 50 80 100 um 200 300 500 800 1 mm Silica 3kD 100kD 5000kD FerroCep速 in Separation Spectrum FerroCep
- 27. 27
- 28. 28
- 29. 292929 Red Blood Cells E. ColiSARS VIH Sugar Salts Flour Powder Sand Hair Dye Carbon Black Paint Pigment Colloid RO NF UF MF 0.1 nm 0.2 0.3 0.5 0.8 1 nm 2 3 5 8 10 nm 20 30 50 80 100 nm200 300 500 800 1 um 2 3 5 8 10 um 20 30 50 80 100 um200 300 500 800 1 mm InoCep速 Silica InoCep速 Separation Efficiency
- 30. Ceramic hollow fibre Unique hollow fibre configuration for short and uniform fluid-flow pathway Broad range of operating temperature: -5 to 120 尊C Acid and base resistant: full operating pH of 0-14 Easy cleaning and long service life Excellent thermal stability Porous support and separation layer are made from 留-aluminium oxide (留-Al2O3) that exhibits superior chemical, mechanical and thermal properties 30 Separation layer Porous support
- 31. 31
- 32. Sewage Package Plants and Upgrades 32
- 33. New Generation Trickling Filters RECYCLE SUMP SETTLER EFFLUENTSEPTIC TANKINFLUENT TRICKLING FILTER sludge Screen
- 34. 34 Mobile or SKID Mounted
- 35. Water Treatment Chemicals and Technologies 35
- 36. Logistics in transporting chemicals - cost and scheduling Operational issues with chemical pumps, airlocks, line leaks... Technical expertise in cooling tower treatment at application Chemical charge interferences effects chemical performance Heat transfer - scaling and microbiological challenges Corrosion maintenance cost and replacement Cooling tower basin contamination and clean up Water Recovery- Recycle -Re Use pressure Environmental pressure Continuous cost reduction initiatives 76 Customer challenges today: 36
- 37. 89 Water : Chemical cost ratio 5-7 years ago- water and power was cheap, focus to save chemicals 37
- 38. 88 38 Water : Chemical cost ratio Today !!! Focus needs to shift to water savings
- 39. Concept Savings 39Cooling towers and Boilers
- 40. Impulse Generation Softening Packed Bed Down flow 50 % less salt 4 hrs. cycles Less water for regen No Backwash Better Constant Quality 40
- 41. Filtration Media Packaged designed systems for removal of: Iron and Manganese Hydrogen Sulphide Ammonium and Chromium Arsenic and Phosphates Selenium Copper, Radium and Uranium 41
- 42. RO AntiScalants-Flocon 260 Controls both crystallisation fouling and particulate fouling of membrane surfaces. Effective against inorganic scales including CaCO3, CaSO4, BaSO4, SrSO4 and CaF2. Formulated to control soluble and insoluble iron. Excellent dispersant activity against particulates. Effective against silica fouling. Membrane manufacturers compatibility approvals. Certified to ANSI/NSF Standard 60 for use in RO systems producing potable water. 42
- 43. Complete Solutions Approach Recycle-Recover-Reuse!! Water Cost reduction initiatives - Blow down recovery Suspended solids removal - Basin Sludge Filtration Membrane and membrane chemicals One responsible company Few Focus Customers 4387
- 46. Eskom Medupi RO pre-filtration 1600 m3/hr 46
- 47. CPP-High Spec Boiler Condensate return Filtration 47 960 m3/hr
- 48. High Flow - Back Wash Systems Absolute filtration- 5 micron 48 Nominal sand filters replacement 120 m3/hr
- 49. Pleated Filters- Absolute Rated Pleated cartridge configuration Polypropylene filter media Absolute-rated (99.98% at beta 5000 ) Eight pore sizes (0.45 - 40袖m) FDA grade construction High flow rate capability High dirt-holding capacity 49
- 50. 146 Pleated, Melt blown and String filters Nominal Rated 50 Pleated OR melt-blown or depth cartridge configuration Polypropylene filter media, micro-fiberglass, or cotton Nominal rated (90% ) Pore sizes (0.2 - 100袖m) FDA grade construction High pleated flow rate capability High pleated dirt-holding capacity Melt-blown filters
- 51. Special applications 51 Pleated/plain 304 or 316 SS, Reusable, 2-840 um, 816 degrees Celsius Sorbent cartridges for hydro carbon removal- Modified polymeric absorbent Resin bonded filters for high viscosity, pressure and temp (120 degrees) Hot waxes, gasses, steam, caustic etc Ratings nominal between 2 and 150 micron, 840 for SS
- 52. High Flow, High Quality Filters Pleated PP/Cellulose/Nomex/ micro fiberglass Temp up to 93 degrees Absolute and Nominal rated filters Pore sizes (0.5 - 150袖m) Change out 2.4 bar High flow up to 1324 liters per minute High pleated dirt-holding capacity Flow outside-in, or inside -out 52
- 53. Question.. When last did you test and evaluated filter products? By changing media from PP to GF, increase life by 24% Determined the exact PSD of the process? Will extend the life, it block prematurely. Dual filtration extends life of fine filters and save a huge amount of money Sand and self-cleaning filters does not work, it is hugely inefficient. 53
- 54. Developments from Nanotech 1. Cooling Basin or Reservoir Cleaning System 2. Iontech System for Cooling Tower Water Treatment and RO for disinfection and anti-scalant 3. Disinfection ClO2 Generation 73 54
- 55. Cooling Tower Basin Filtration 55 Removing solids and toxic waste
- 56. Basin Filtration Benefits On line fixed filtration system No more toxic sludge built up in basin Reduce chemical cost No more downtime for cleaning Sludge recovery if required 50-100 gram/m2/day the norm 56
- 57. Zinc is a good alternative and effective anti-scalant in RO applications 57 Calcium Carbonate Arogonite IonTech System
- 58. 5882 Control Box and Anode We address micro biological challenges known for centuries using Copper, copper.org! Proved Zn works exceptionally well problem SOLVED!!, using low levels of ionised base elements Reduce chemical consumption of any cooling tower program
- 60. 60 1 6 4 5 3 2 1 6 4 5 3 2 1 6 4 5 3 2 Ideal disinfectant agent ozoneChlorine * 1 6 4 5 3 2 1 6 4 5 3 2 1 6 4 5 3 2 Chlorine dioxide Chloramine UV Radiation 1 Bacteria 2 Viruses 3 Protozoan cysts 4 Residual in distribution system 5 Absence of by-products 6 Taste and odour * Chlorine performance is extremely dependent from pH Standards and strategies in the European Union to control trihalomethanes in drinking water Joint Research Centre of the European Commission Office for Official Publication of the European Communities
- 61. Chlorine Dioxide 3 Chemical generators to produce CLO2, or RTU on site with 4 ingredients Project in Eskom to reduce TOC by 25-40 % 61
- 64. 64 Comparing CAS and MBR
- 65. 65
- 66. 66 Typical MBR Effluent Quality
- 67. 67 Stable quality of effluent, always Automatic, no manual monitoring needed Flexible feed capacity, buffer for peak flow High microorganism content, more robust High quality of effluent, ready for reuse Less sludge, minimize solid waste Small footprint, save land As a result, cost reduction MBR Advantages
- 68. Operating INTEGRATION Model Global Supply- Comprehensive package Broad Range of Capabilities Strong Local Technical Support Technical backup by Internationals One responsible company We focus on the OUTCOME We maintain and service our applications to stay within specified requirements 68 Why PARTNER with Nanotech
- 69. Thank you 69 Vision: Nanotech is the entrusted custodian applying innovative technologies in the treatment of challenging water resources. Ref: ISO 9001:2008
- 70. Market Offer ! Water Savings of 16% Effluent volume reduction of 70% from blow down Zero downtime for cooling tower basin cleanups RO membranes using 28% less energy/40 % smaller footprint/60 % more water Suspended solids reduction of 90 % Efficient Green Chemical programs, cost reduction 8% Heat transfer improvement of 23% Sewage capacity upgrades 2-5 times COD Reduction of 25-35 %, TOC reduction 45% 45 % higher Disinfection rates 70
- 71. Suggested plan of Action Possible areas of savings initiatives: Effluent tariff payment schedules Filter audit and replacement service agreement RO Recovery evaluation for all plants Effluent studies and viability to reduce pollutants RO maintenance service agreement opportunities RO membranes and anti scalant evaluations Boiler and Cooling towers treatment evaluation Disinfection challenges where no chlorine is required Discharge applications into rivers, streams Cooling tower clean ups .endless 71