Why we need Clean Water - mi-wea.org Drying for Gasification.pdf · con agra continental nitrogen...
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Transcript of Why we need Clean Water - mi-wea.org Drying for Gasification.pdf · con agra continental nitrogen...
Why we need Clean Water & Greener Grass…………
Babbitt International, Inc.Babbitt International, Inc.
MixingDryingFeedingSamplingWeighingPackagingConveyingDust CollectionInstrumentationBulk Materials
Processing
SCOTTBiosolids System
The BEST Complete Biosolids Drying System
Diversified MarketsDiversified MarketsAgriculture Mineral Pet Food
Chemical Pharmaceutical Rendering
Food Plastic Wood
Foundry
ServicesServicesTesting Facility
Equipment Rental Program
On-Site Repair Service
3M COMPANYA. SCHULMANA.L. GILBERTADMALABAMA FEEDALLEN BRADLEYALLIED MILLSALLIED SIGNALALPO PET FOODAMERICAN CYANAMID CO.AMERICAN INSTANTS INC.AMERICAN PROTEINSANCOMEXANDERSON INTLATOCHEMB.F.I.BASFBAUSCH & LOMBBEACON MILLINGBETHLEHEM STEELBIG GRAINBIG SPRING MILLBORDEN CHEMICALBORTON PACKAGINGBRISTOL MEYERSBUNGE FOODSCAGLES FEED MILLSCAMPBELL SOUPCANADIAN GYPSUMCARGILLCARROL’S FOODSCENEXCENTRAL SOYACHEMDOLCHEVRON CHEMICALCIBA-GEIGY COLORITE PLASTICS CON AGRA
CONTINENTAL NITROGENCONTINENTAL GRAINCOOPER FARMSCROMPTON & KNOWLSCRYSTAL FARMSDARLING DELAWARE DOMAINDOMTAR GYPSUMDOW CHEMICALDUPONTEASTMAN KODAKECO LABELI LILLYENGELHARDEUCLID CHEMICALEVERPUREFARMLANDFEED RITEFERMENICHFMC CORPFORD MOTOR CO.FORMA FEEDFOSTER FARMSFS GROWMARKGENERAL MILLSGEORGIA PACIFICGEORGIA PROTEINGILSTERGOLDEN SUN FEEDGRAIN PRODUCTSGRAMCOGREAT LAKES CARBONGRIFFIN INDUSTRIESHB FULLERHEINZHERCULESHERSHEYHILLS PET PRODUCTS HOESCHT-CELANESE HONDA OF AMERICAHORMEL FOODSHUBBARD MILLING
HUDSON FOODSHUISH DETERGENTHUNT WESSONHYLINEIAMS COMPANYIBPICIINDIVINTL MULTIFOODSJAMES RIVER LIMESTONEJENNIE O FOODSJEROME FOODSJM HUBERJOHNSON MATTEYJR SIMPLOTKAL KANKIMBERLY CLARKKRAFT/GENERAL FOODSLAND O LAKESLEAF CORPLEMNA CORPLEVER BROTHERSLIPTON TEALOCKHEED MARTINLOCKITEM & M MARSMALT O MEALMARSCHALL PRODUCTSMc CORMICK SPICEMERCK PHARMACEUTICALMILK SPECIALITIESMOBILE CHEMICALMONARCH FOODSMONSANTOMURPHY FARMSNABISCONATIONAL STEEL NATURAL BY-PRODUCTSNEENAH FOUNDRYNESTLENORCI CHINOOKNUTRENA
OCCIDENTAL CHEMICALOHM CORPORE IDAOWENS CORNINGPENFORD PRODUCTSPERDUEPFIZER INC.PHILLIP MORRISPILLSBURYPOLY CARBONPOLY FLEXPRESTAGE FARMSPURETEKQUAKER OATSQUIKRETERALSTON PURINAREICHEL & DREWSRHOME & HAASRHODIARJ REYNOLDSSAFETY KLEENSANDERSON PLUMBINGSANDOZ NUTRITIONSAUDER WOOD WORKINGSAVANAH SUGARSEABOARD FARMSSENECA FOODSSIGMA CHEMICALSMITH KLINE BEECHUMSOUTHERN STATESSWISS MISSTYSON FOODSUNIROYALUNITED STATES GYPSUMUNITED SUPPLIERUNOCALW.R. GRACEWAUPACA FOUNDRYWESTINGHOUSE
CustomerCustomerIndexIndex
Minute Mix 200Pugmill
Tender Blend MixerHigh Speed Turbo Blender
Mixing EquipmentMixing EquipmentHorizontal Ribbon Mixer
Horizontal Paddle MixerPlow Mixer
Rotary Drum MixerTwin Shaft Batch Mixer
Blending EquipmentBlending Equipment
Size ReductionSize ReductionASM Fine Grinder
Dominator CrusherShredderizer
Turbo SeparatorTurbo Grinder
Processing EquipmentProcessing Equipment
Storage EquipmentStorage EquipmentSmooth-Wall Storage Bins
ProductProductLineLine
AST Dryer (patented)Particulate Capture Unit (patented)
CoolerSeparator
SScott EEquipment CCompanyA global provider of processing equipment
throughout the United States and many foreign countries.
AUSTRALIA KOREABARBADOS MALAYSIABOLIVIA MEXICOBRAZIL NEW ZEALANDCANADA NICARAGUACHILE NIGERIACHINA OMANDOMINICAN REPUBLIC PHILIPPINESECUADOR PUERTO RICOEL SALVADOR RUSSIAENGLAND SAUDI ARABIAGERMANY SINGAPOREGUATEMALA SCOTLANDHOLLAND TAIWANHONDURAS THAILANDINDIA TURKEYINDONESIA TURKMENISTANIRAN UKRAINEIRELAND VENEZUELAJAMAICA VIETNAMJAPAN
GlobalGlobalIntegrationIntegration
EEngineering FFirms
SServiced by SScott EEquipment CCompany
A.V.C.A. O.A. NEWTONBECHTEL PARSONS ENGINEERINGBORTON PMIBURNS & McDONNELL PSI C J SCHNIEDER RAYTHEONCFW REIMELTCOLT RO-TECHDEAN OLIVER SEIE.A.P.C. SIMONS-EASTERNEPSTEIN STONE & WEBSTERFLUOR DANIEL SUNFIELD ENGINEERINGJOHN BROWN SVERDRUPKEN BRATNEY T.E. IBBERSONJACOBS ENGINEERING THE WASHINGTON GROUPLOCKWOOD GREEN TODD & SARGENTMILL TECHNOLOGY WAGESTER LEASEMILLPOINT INDUSTRIES WOLVERINE MORRISON-KNUDSEN YOUNGLOVE
EngineeringEngineeringFirmsFirms
DUST COLLECTORCOLLECTS PRODUCTFROM THE AIR STREAM
AST Drying System and Dryer Shaft
Looking for sewage disposal alternatives because of…
Storage limitationsStorage limitationsSeasonal spreading OR land shortageSeasonal spreading OR land shortageIncreased likelihood of effluent permit violationsIncreased likelihood of effluent permit violationsOperational problemsOperational problems
…then look to SCOTTSCOTTfor the answer.
Why SCOTT EQUIPMENT?Why SCOTT EQUIPMENT?
Over 38 years experienceOver 38 years experience
Quality custom equipmentQuality custom equipment
Proven track recordProven track record
Responsive to customerResponsive to customer’’s needss needs
Patented AST DryerPatented AST Dryer
InIn--house testing facilityhouse testing facility
Family owned and operatedFamily owned and operated
Diverse customer baseDiverse customer base
Why Scott Biosolids System ?
The The BESTBEST CompleteComplete Biosolids Drying Package on the MarketBiosolids Drying Package on the Market
ECONOMICALECONOMICAL
““TopTop--NotchNotch”” Engineering, Fabrication, Installation Engineering, Fabrication, Installation
Produces Pathogen Free, Produces Pathogen Free, Class AClass A SludgeSludge
No more storage & sludge spreading problemsNo more storage & sludge spreading problems
Produces a marketable productProduces a marketable product
Superior Customer ServiceSuperior Customer Service
Operation Overview2% Solids2% Solids entering dewatererentering dewaterer
20% Solids20% Solids entering AST Dryerentering AST Dryer
90% Solids90% Solids entering pellet millentering pellet mill
Scott Biosolids System Overview
Fan Vented To Atmosphere Or Thru Baghouse
Load Out orDown-Stream
Processing
Elevator
MixerFeeder
AST Dryer
FilterBaghouse Fan Pellet Plant
Pellet Mill
Bin
Collector
Cooler
Shaker
Bin
BaggerBelt Press
20%
Solids
Fine
s
Fan
SSCOTT COTT ASTAST DDRYERRYER
Reduces sludge moisture from 90% to 10% in a single passReduces sludge moisture from 90% to 10% in a single pass<60 second retention time in the Dryer <60 second retention time in the Dryer –– instantaneous results from adjustmentsinstantaneous results from adjustments
Successfully reduces Pathogens (Fecal Coliform) from 96,000 to <Successfully reduces Pathogens (Fecal Coliform) from 96,000 to <140 140 Produces Class A sludgeProduces Class A sludgeComputerized controller automatically starts and controls dryingComputerized controller automatically starts and controls drying operationoperationStartStart--up and Shutup and Shut--down with touch of a buttondown with touch of a buttonDryer is easily accessible for maintenance or internal adjustmenDryer is easily accessible for maintenance or internal adjustmentsts
Advantages to Heat Drying
Volume reduction (approximately 75%)Volume reduction (approximately 75%)Class A (pathogen reduction)Class A (pathogen reduction)Relatively simple to controlRelatively simple to controlNo chemical or lime addition costsNo chemical or lime addition costsLow odor production (when used with Low odor production (when used with aerobically digested solids)aerobically digested solids)Cool, Clean (dust free) productCool, Clean (dust free) product
AST Dryer System
Success in Hutchinson, MinnesotaCity of Hutchinson, MN Biosolids System
Approximate population 11,500Approximate population 11,500
Sludge is dewatered using two belt filter pressesSludge is dewatered using two belt filter presses
Sludge is dried in AST Drying SystemSludge is dried in AST Drying System
Product is made into pellets or granular formProduct is made into pellets or granular form
Finished product is applied to city parks and golf Finished product is applied to city parks and golf course lawnscourse lawns
AST Dryer CalculationsLbs. Products/hr. = 5000 Discharge % moisture = 10 Specific Heat = 0.50 Discharge Temp F = 180Inlet % Moisture = 80 Air Temp In – Dew Point = 70Inlet Temp In F = 70 Air Temp Out F = 260
Max Temp @ Burner = 900
PRODUCT GOING IN1) 5,000 LBS./HR. of PRODUCT IN2) 4,000 LBS. WATER3) 1,000 LBS. SOLIDS
PRODUCT OUT OF DRYER4) 1,111 LBS5) 111 LBS. WATER6) 1,000 LBS. SOLIDS
NEED TO REMOVE7) 3,889 LBS. WATER/HR.
BTU’S REQUIRED 20,400 10,000 SCFM8) 55,000 BTU to heat solids9 ) 3,888,889 BTU to evaporate water10) 440,000 BTU heat to water11) 2,052,000 BTU to heat SCFM12) 643,589 BTU to heat losses
7,079,478 TOTAL BTU’s REQUIRED
ACFM CALCULATION13) 13,585 ACFM14) 1,815 ACFM Water Vapor
15,400 Fan Needs to Handle ACFM of Vapor
AIR TEMP IN15) 726 Air temp required into Dryer
WEIGHT OF GASES16) 750.0 LBS. of air per minute17) 64.8 LBS. water vapor per minute
0.000 Static Density of Vapor680.0 LBS. Water Vapor In/Min.195.1 Total Water Vapor Out/Min.
135 Dew Point of Air Out
Hutchinson, Minnesota
Delivery of the Scott AST Dryer at the new
Hutchinson Wastewater Treatment Facility
Hutchinson, Minnesota
Scott AST Dryer set-up and installation at the
Hutchinson Wastewater Treatment Facility
AST Dryer Shaft
Installed AST Dryer
Hutchinson, Minnesota
Feeder, AST Dryer, Burner, and
Baghouse installed.
Below, internal paddles of the
Scott AST Dryer.
Exhaust Fan, Duct Work & Baghouse
Baghouse for AST Dryer
Sound enclosure which surrounds the fan to abate noise.
Exhaust Stack
Duct work between the Dust Collector and Exhaust Fan
Mixer Feeder System
Mixer Feeder Main Agitator
Cake Feeder
Cake Feeder Main Agitator
Scott Equipment Test Lab
Positives of PelletingA practical & economical way to enhance product value and manageability
Complete Pelleting System
Pellet MillPellet Mill
Pellet collecting cyclonePellet collecting cyclone
Automatic Pellet CoolerAutomatic Pellet Cooler
Shaker Screen Shaker Screen
Air conveying System Air conveying System
Fan
Fan Vented To Atmosphere Or Thru Baghouse
Elevator
n Pellet Plant
Pellet Mill
Bin
Collector
Cooler
Shaker
Fine
s
Fan
Fan
Pellet Mill Advantages
Produces a cool, clean Produces a cool, clean product product
Produces a marketable Produces a marketable product in pellet formproduct in pellet form
HeavyHeavy--duty pellet mill duty pellet mill constructionconstruction
Durably built to operate Durably built to operate 24 hours a day24 hours a day
Excellent pellet quality Excellent pellet quality
System InstallationHutchinson, MN
Equipment InstallationHutchinson, MN
Pellet Plant InstallationHutchinson, MN
Storage System“Smooth-Wall” Modular Steel Panels
Fabricated with two heavyFabricated with two heavy--gauge gauge steel walls with 3steel walls with 3½”½” of air space of air space between providing insulation between providing insulation against condensation and freezing against condensation and freezing
Assembled to form any size bin Assembled to form any size bin from 12from 12’’ x 12x 12’’ and smaller to and smaller to 70 feet in height70 feet in height
Considerably faster to assemble Considerably faster to assemble saving in labor costssaving in labor costs
Prefinished with durable Prefinished with durable aluminized sheets or tough, aluminized sheets or tough, weatherweather--resistant enamelresistant enamel
Typical Gasification for Steam &Power
AST Rental Drying System
Why Scott AST Bio Solids DryerMost Versatile Dryer on the Market.Most Versatile Dryer on the Market.90% Moisture to under 10% in one pass90% Moisture to under 10% in one passLess than 60 seconds retention timeLess than 60 seconds retention timeClass A SludgeClass A SludgeEasy to use complete PLC from start up to shut downEasy to use complete PLC from start up to shut downUsually requires only one operator to runUsually requires only one operator to runNo back mixing requiredNo back mixing requiredSystem can be used as stand alone or in conjunction with a GassiSystem can be used as stand alone or in conjunction with a Gassifer fer and turbonand turbonCost efficient per pound of water removedCost efficient per pound of water removedCost less than most other dryers.Cost less than most other dryers.
Thank You!
We hope you enjoyed this We hope you enjoyed this presentation on thepresentation on the
Scott Biosolids SystemScott Biosolids System..