Scrubber Chemistry - Wpca.info

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SolubilityDefinition: Amount of substance required to produce saturated solution.The substance is the solute. The liquid substance it isdissolving into is the solvent.TemperatureEffects:SolubilitySugar or SaltTypicalGypsum CaSO 3LimestoneTemperature
Acids and BasesDefinition: Acid = pH < 7 Base = pH > 7Stomach AcidSulfurous AcidVinegarTypical <strong>Scrubber</strong>WaterLimestoneLimepH1 7 14Sulfuric AcidCoca ColaDBABloodDrainoLye
Page 1 and 2: Duke Energy SeminarSeptember 3 - 5,
Page 3 and 4: Presentation Outline• FGD Chemist
Page 5: Types of SolutionsGas-Liquid(CO 2an
Page 9 and 10: Overall Chemistry of a Limestone Fo
Page 11 and 12: Wet Limestone Forced Oxidized Proce
Page 13 and 14: Mass Transfer and Reaction Steps Oc
Page 15 and 16: Mass Transfer and Reaction Steps Oc
Page 17 and 18: Acid-Base Equilibrium ReactionsSO 2
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Page 21 and 22: Solid-Phase AlkalinityExamples:Abso
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Page 25 and 26: What is Present in the Liquid Phase
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Page 31 and 32: Gypsum Crystal: Triclinic System(No
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Page 37 and 38: SO 2 Removal Efficiency (cont.)Key
Page 39 and 40: Causes of ScalingKey Factors• Oxi
Page 41 and 42: pH / Utilization / SO 2 RemovalRela
Page 43 and 44: Explanation of Effect of Slurry Den
Page 45 and 46: Effect of Dissolved CalciumConcentr
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Page 49 and 50: Effect of Limestone Grind(Different
Page 51 and 52: Chemical Process Problems -How To I
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Causes of Scaling in FGD SystemsWet
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Poor SO 2 Removal as Result ofMecha
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