Thermax

5,336 views

Published on

Published in: Education
  • nice presentaion.
       Reply 
    Are you sure you want to  Yes  No
    Your message goes here
  • It is an excellent presentation. This will help as foundation to this subject.
       Reply 
    Are you sure you want to  Yes  No
    Your message goes here

Thermax

  1. 1. A WARM WELCOME WATER & WASTE M’GMT BY THERMAX
  2. 2. THERMAX LTD . COGENERATION STEAM BOILERS HEAT RECOVERY PROCESS HEATING PROCESS COOLING AIR POLLUTION CONTROL WATER & WASTE SOLUTIONS INCINERATION CHEMICALS FOR WATER / FUELS THERMAX offers SINGLE POINT SOLUTIONS ! In ENERGY & ENVIRONMENT
  3. 3. A Typical Water Circuit Diagrram SEWAGE WATER TREATMENT AT HOMES OFFICES etc. MUNICIPAL TREATMENT DRINKING WATER Boiler Blowdown. BOILER FEED WATER Process Condensate PROCESS WATER C.T. Blowdown COOLING WATER INDUSTRIAL WATER WATER SOURCE EFFLUENT TREATMENT PLANT DISCHARGE / REUSE
  4. 4. Integration-Today’s- Need WATER SOURCE BOILER COOLING PROCESS DOMESTIC BLOW DOWNS CONDENSATE EFFLUENT RECYCLE SEWAGE
  5. 5. Integrated - Total Water Management Capability EFFLUENT TREATMENT EFFLUENT RECYCLE PLANT
  6. 6. Present requirements of a typical Process Industry <ul><li>Raw Water Pre Treatment Package. </li></ul><ul><li>D e-Mineralised Plant Package </li></ul><ul><li>R everse O smosis + M ixed B ed Package </li></ul><ul><li>Cooling Water Side Stream Filtration &Chemical Dozing Systems </li></ul><ul><li>Condensate Polishing treatment Plant. </li></ul><ul><li>Waste w ater Treatment Plant. </li></ul><ul><li>Recycle using RO etc. </li></ul><ul><li>Revamp / Retrofit / Augmentation of existing systems </li></ul>
  7. 7. GOOD HOUSE-KEEPING PURIFICATION WASTE / CHEMICAL REUSE / SALE WATER RECYCLE POLLUTION ABATEMENT PURIFICATION WATER RECYCLE RESOURCE RECOVERY Our Approach…………. efuse educe euse eclaim ecycle R
  8. 8. WASTE WASTE FRESH WATER SOURCE
  9. 9. AVAILABLE OPTIONS UNTREATED DISPOSAL SEPTIC TANK SEWER LINE
  10. 10. WHY TREAT WASTE WATER ? ? ? <ul><li>Rapid Growth In Population. </li></ul><ul><li>Limited Water Resources / Rising Cost Of Water. </li></ul><ul><li>Infrastructure Ill Equipped To Support Burgeoning Demand. </li></ul><ul><li>Untreated Water Finds Its Way To The Rivers …… Rivers Getting Polluted. </li></ul>
  11. 11. WHY TREAT WASTE WATER ? ? ? <ul><li>Presence Of Disease Causing Micro-Organisms. </li></ul><ul><li>Upstream & Downstream Independence. </li></ul><ul><li>For Recycle & Reuse </li></ul>
  12. 12. DISPOSAL pH : 6 - 7 BOD : < 30 COD : < 250 TSS : < 100 O & G : < 10 Physical Treatment Screening, Oil & Grease Removal Biological Treatment TREATMENT STAGES REUSE pH : 6 - 7 BOD : < 20 COD : < 200 TSS : < 30 O & G : < 10 TERTIARY TREATMENT SEWAGE pH : 6 - 7 BOD : 250 COD : 400 TSS : 100 O&G : 10 PRIMARY TREATMENT SEC. TREATMENT
  13. 13. TYPICAL SEWAGE TREATMENT SYSTEM DISPOSAL SCREENING RECEIVING SUMP BIOLOGICAL TMT. CHLORINATION FILTERATION REUSE RAW SEWAGE COMMON COMMON
  14. 14. A) SCREENING RAW SEWAGE RAW SEWAGE SCREEN OBJECTIVE TO TRAP FLOATABLES IF ANY
  15. 15. B) RECEIVING SUMP <ul><li>Dampens / absorbs fluctuations. </li></ul><ul><li>Homogenizes effluent. </li></ul><ul><li>Uniform feed to biological system </li></ul>
  16. 16. B) RECEIVING SUMP V V V V V V V RAW SEWAGE BAR SCREEN CHAMBER HDPE AIR GRID RECEIVING SUMP AIR BLOWER M M FEED PUMPS
  17. 17. BIOLOGICAL TREATMENT
  18. 18. EVOLUTION OF TECHNOLOGY <ul><li>Stabilization Ponds </li></ul><ul><li>Anaerobic Systems (UASB/AF etc.) </li></ul><ul><li>Aerobic Processes </li></ul><ul><ul><li>Suspended Growth : (ASP & Variants) </li></ul></ul><ul><ul><li>Attached Growth Processes </li></ul></ul><ul><ul><ul><li>Trickling Filter </li></ul></ul></ul><ul><ul><ul><li>SAFF Reactor - Pioneered, 30 Installations </li></ul></ul></ul><ul><ul><ul><li>FAB Reactor </li></ul></ul></ul>
  19. 19. WASTE WATER CONTAINING CONTAMINANTS BACTERIA HARMLESS END PRODUCTS CO2 + H2O + NEW BACTERIA CH4 + H2O + NEW BACTERIA PRESENCE OF O2 ABSENCE OF O2 AEROBIC ANAEROBIC THE PROCESS
  20. 20. AEROBIC PROCESSES SUSPENDED GROWTH ATTACHED GROWTH <ul><li>Activated Sludge Process </li></ul><ul><li>Aerated Lagoons </li></ul><ul><li>Trickling Filters </li></ul><ul><li>Rotating Biological </li></ul><ul><li>Contactors </li></ul><ul><li>SAFF Reactor </li></ul><ul><li>FAB Reactor </li></ul>
  21. 21. CONVENTIONAL PROCESS ACTIVATED SLUDGE PROCESS F / M : FOOD TO MICRO-ORGANISM RATIO M.L.S.S. : MIXED LIQUOR SUSPENDED SOLIDS RECYCLED SLUDGE SETTLING TANK AERATION TANK AERATORS TREATED EFFLUENT AFTER PRIMARY TMT. SLUDGE FOR TREATMENT / DISPOSAL F / M ? M . L . S . S . ? DISSOLVED OXYGEN ? PUMPING COST RECYCLED SLUDGE % ?
  22. 22. STRINGENT AERATOR DESIGNS OPTIMAL TANK DESIGN SUSTAINED BACTERIAL POPULATION <ul><li>For Efficient Oxygen Transfer </li></ul><ul><li>For Completely Mixed Conditions </li></ul><ul><li>For Desired Retention Times </li></ul><ul><li>For Avoiding Dead Zones </li></ul><ul><li>For Achieving Treatment </li></ul><ul><li>Efficiencies </li></ul>ASP - SALIENT FEATURES
  23. 23. SLUDGE RECYCLE RATIO SUSTAIN DISSOLVED OXYGEN LEVEL UNINTERRUPTED POWER SUPPLY <ul><li>For Sustaining Microbial Strength </li></ul><ul><li>For Maintaining Aerobic Condition </li></ul><ul><li>For Preventing Septic Conditions </li></ul>ASP - SALIENT FEATURES
  24. 24. <ul><li>Large Foot Print Area Required </li></ul><ul><li>Continuous Monitoring </li></ul><ul><li>Requires Un-interrupted Power Supply. </li></ul><ul><li>Large No. Of Moving Equipment </li></ul>ASP - DRAWBACKS
  25. 25. CONVENTIONAL PROCESS
  26. 26. REACTOR THERMAX INTRODUCES The New Generation Sewage Treatment plants F A B
  27. 27. LUIDIZED EROBIC IO F A B REACTOR
  28. 28. FAB . . . . <ul><li>Works on the principles of attached growth process. </li></ul><ul><li>Media supports the biomass. </li></ul><ul><li>Media is in suspension - Specific gravity < water. </li></ul><ul><li>Media fluidization - by virtue of hydraulic currents set by aeration. </li></ul><ul><li>Media has high specific surface area, typically 400 - 500 M 2 / M 3 ). </li></ul>
  29. 29. TYPICAL FAB CONFIGURATION
  30. 30. FAB REACTORS TUBE SETTLER TREATED WATER OUTLET AIR BLOWER AIR LINE SLUDGE OUTLET SEWAGE INLET TO FAB
  31. 31. Essential Components of FAB Reactor V V V V V FAB REACTOR RAW SEWAGE AIR DISTRIBUTION GRID AIR INLET PIPING SPECIALLY DEVELOPED CARRIER ELEMENTS EFFLUENT OUTLET SYSTEM TREATED SEWAGE
  32. 32. 16 mm 20 mm THE CARRIER MEDIA
  33. 33. THE CARRIER MEDIA
  34. 34. TUBE SETTLER SCREENING RAW SEWAGE M M REACTOR - I REACTOR - II AIR BLOWERS AIR DIFFUSERS FLOATING MEDIA FAB REACTOR BASED TREATMENT SYSTEM SLUDGE DRYING BEDS SLUDGE DMF ACF CHLORINATION DISPOSAL REUSE V V V V V V V V V V V V
  35. 35. FEATURES A) TWO REACTORS IN SERIES FROM PRIMARY FAB REACTOR-I FAB REACTOR-II
  36. 36. FEATURES B) NO SHORT CIRCUITING SEWAGE INLET SEWAGE OUTLET
  37. 37. FEATURES C) COUNTER CURRENT FLOW AIR DISTRIBUTION GRID V V V V SEWAGE INLET SEWAGE AIR
  38. 38. FEATURES D) ENHANCED OXYGEN TRANSFER V V V V V V V V REACTOR WITHOUT CARRIER ELEMENTS REACTOR WITH CARRIER ELEMENTS AIR BUBBLES
  39. 39. FEATURES E) SUBSTANTIAL REDUCTION IN AREA REQD. AREA REQD. BY CONVENTIONAL PROCESS AREA REQD. FOR FAB REACTOR
  40. 40. FEATURES F) NO SLUDGE RECYCLING TUBE SETTLER FAB REACTOR-I FAB REACTOR-II
  41. 41. FEATURES G) MODULAR STRUCTURE FUTURE EXPANSIONS PRESENT SEWAGE GENERATION FAB REACTOR I FAB REACTOR II FAB I FAB II
  42. 42. FLEXIBILITY 25 m3 /d 42,000 m3 / d 4.5 m 6.0 m MS Epoxy / SS / FRP / RCC Centralized / Decentralized (Packaged) FLOW : HEIGHT : MOC : OPTIONS :
  43. 43. BOD BASED PERFORMANCE
  44. 44. COD BASED PERFORMANCE

×