Solid Wastes From the Beet Sugar Industry

Solid Wastes From the Beet Sugar IndustryJune 20041ListDirt **Precipitated calcium carbonate **RocksWeeds and beet tailings Limekiln wasteUsed oil **Discarded beets **List (continued)Discarded pressed and wet pulpLimekiln brickLaboratory wasteScrap metalTrashAsh **Process Chemicals

Types of DisposalLandfillRecycleLand applicationBurn for energyBeneficial UseReturn to Manufacturer

Minn-Dak Lime and Dirt Landfills

Fall Land Application of Mud Washed from Beets

Corn Crop on Application Land

Winter Pond Cleaning

Winter Land Application

Cropping for Nutrient Removal

Pumping out Ponds

Mixing the Pond Mud

Running Hose to Fields

Booster Pump

Injecting Pumped Mud in Field

Waste Oil Recycling

Soil Stabilization with Fly AshBoiler Ash HandlingBottom Ash (Inert)To Minn-Dak landfill or use as aggregate Fly ash (Not Inert)To Holding areaUsed in soil stabilization or trucked to commercial landfill

June 200418Discuss the fact that we reinject the fly ash off the multiclones but there is limited success in reducing the fly ashBriquette ManufactureKomarek Briquetting Research incModel B 100R roller press705 ft Lbs Roll Torque8 Tons Roll Force

Briquetting Test ResultsTest #Briquette Composition (%)PerformanceFly AshMolassesHydrated LimeCrushing Force (Lbs)Drop Height at Failure (ft)186.5103.5815282.0135.018363*79.5155.52229Briquettes made and tests conducted by K.R. Komarek Briquetting Research inc, Komarek Briquetting Research inc, Annistion, ALTest Burn in the Pulp DryerLarger briquette LWR Enterprises Waterford, OH147 ton Mixture55 Tons of briquettes92 Tons of Coal7,029 BTU/Lb3 Tons/hourDry 25 tons per hour of pressed pulp at 72% moisture

Ash Bed was Variable

Economics

Required PermitsLandfillHazardous WasteStorageDisposalBeneficial useLand applicationConstruction materialsRecycling

Required Permits

Pollution ReductionTotal cost accountingEnergy efficiencyLower water usageMarkets for waste productsNew technologyQuestions?Sheet1As DoneSmall BriquettesSmall Briquettes and CSBValue in BTU$15.51$18.80$18.80Avoided Disposal$35.00$35.00$35.00Total Value$50.51$53.80$53.80Variable Materials$16.95$16.95$9.45Variable Labor$3.33$3.33$3.33Total Varible Costs$20.28$20.28$12.78Net Value per Ton$30.22$33.51$41.01Total Tons300030003000Annual Value$90,674$100,535$123,035Equipment Cost$450,000$450,000$450,000Simple Payback (Years)4.964.483.66