Fig8.1: Process flowsheet for producin 君「「 TDNATO d Key to Figure 8.1 17. Intermediate storage tanks with 29. Drying air disperser 18 Transfer pumps 19. Feed tank for spray dryer 31. Exhausted drying air duct 2. Cooling air fan for item (31) 8. Termediate holding tank 23 Atomiser(rotating vaned dise 34. Exhaust drying ainf an base air inlet(cooling spray 25 Supply air from atmosphere 38 atoning unit Supply from air filter le effect evaporator 27. Supply 15. Finishing pan 41 Chamber for packing in an inert gas air heaters are alteratives By courtesy of Niro AtomiserFig.8.1: Process flowsheet for producing tomato powder from fresh tomatoes by spray dying IStF.0. SllNl MlEE Key to Figure 8.1 1. Soaking vat 2. Roller conveyor stirrers 30. Spray-drying chamber with 3. Spray washing vat 18. Transfer pumps double wall 4. Air compressor 19. Feed tank for spray dryer 31. Exhausted drying air duct 5. Sorting table 20. Water tank 32. Cooling air fan for item (3 1) 6. Chopper 21.Three way valve 33. Cyclone with pneumatic 7. Preheater 22. Feed pump to atomiser transport conveying at base 8. Intermediate holding tank 10. Coarse mesh strainers 11. Medium mesh strainers 12. Fine mesh strainers 13. Holding tanks 26.Supply from air filter 39. Powder sieve 14. Doublehriple effect evaporator 27. Supply air fan 15. Finishing pan 16. Transfer pump gas air heaters arc altemativcs) atmosphere 17. Intermediate storage tanks with 29. Drying air disperser 23. Atoiniser (rotating vaned disc 34.Exhaust drying air fan 35. Exhaust duct and air hood 24. Supply air inlet (cooling spray 36. Band conveyor (air conditioned) 37. Packing room (air conditioned) 25. Supply air from atmosphere 38. Air conditioning unit 40. Powder packing box on scale 41. Chamber for packing in an inert 9. Transfer pump tY Pe) drying chamber walls) 28. Steam-air heater (indircct oil￾By couvtesy of Niro Atoiniser