Loading...
HomeMy WebLinkAboutCOM 0467.001 2002-2004 Brightstar Environmental RECFiVEf Solid Waste Energy and D 8~,,, Recycling Facility SWERF~R~ u F ~ ' ~ a a°~ Brightstar Environmental ~ Comm. No. Ref. To: 1'r~eN~ Ref. Date Introduction ENERGY DEVELOPMENTS > Brightstar parent company > Australian company > Founded 1988 (ASX listed 1993) > Market cap $1.2 Billion > Independent power producer (415 MW) > Waste fuels • Landfill gas • Coal Seam Methane > Australia, UK, USA, France, Greece, Taiwan Brightstar Environmental Brightstar Brightstar Environmental > Focused exclusively on the processing of municipal solid waste into energy and other resource products. > Patented and proprietary core technologies in organic content processing, gasification, biofertilizer, and masonry products. Brightstar Environmental Brightstar BRIGHTSTAR ENVIRONMENTAL Our goal is 100% utilization of MSW through recycling, conversion to energy and utilization of residuals in useful products. Brightstar Environmental Available Technology Hawaii County MSW Management Options - Re-Slope Landfill - Construct Recycling/Transfer Station - Long Haul Waste to Puuanahulu - Construct new Landfill - Vendor financed Incineration - Vendor financed Recycling /Organic Co-Fire - Vendor financed Recycling /MSW Conversion Technology Brightstar Environmental Available Technology MSW Management Options: Landfill - Benefits: > Usually least expensive option > IF space is available and community desires > Known solution with "manageable" risks - Problems > Environmental issues > Lechate (130" annual rainfall) > fugitive methane emissions > Community resistance > Wasted potential resource Brightstar Environmental > Questionable legacy Available Technology Incineration - Benefits: > Energy production ~ ,1:* > Reduced MS W volume - Problems: > Generally unsuitable to small scale waste volume > Significant resistance from the public > Significant air pollution control required > Hazardous slag and acid effluent issues create addition problems > High cost, generally requiring public debt Brightstar Environmental Available Technology Engineered Refuse Derived Fuel (ERDF) - Organic fraction of MSW as a fuel source - Benefits - > Waste volume reduction ` ' 1- > Energy capture > Displaces non-renewable coal > Reduced hazardous emissions > Minimize long haul trucking - Problems > Limited market for product (Hilo Coast Power) > Inefficient use of organic energy (steam intermediate) Brightstar Environmental Available Technology SWERF: Solid Waste Energy and Recycling Facility r • Sustainable j - ~ ~T, , ~..-w • Compatible °a' • Complimentary • Integrated ~x • Cost effective 2 n ~ ~ ~ ~ ~ - " Available - t, - ~ i ~ ~ ~i _ vi~ r_. ~....b v. .w=m.c :work - - j~ F x a+~ xr ,y ~ - - ~ - i::~-r ~y ,Vi`e' ~ w~- x~'. Brightstar Environmental . Technology Overview • SWERF Overview - Four key steps ~ MSW sterilization at 140 degrees C ~ Mechanical resource recovery ~ Organics (putresible plus film plastics) - conversion by gasification process into synthesis fuel gas (syngas) ~ Syngas used as fuel for reciprocating engines that drive generators to produce renewable electricity Brightstar Environmental MSW Receival e3}t k~-2 Garbage collection trucks deposit waste into waste receival pit. (Flexible design for enclosure) ~k s~ ~~~i Brightstar Environmental ~t. MSW Receival »~1~, :t , t. . ~r^ ~~3 3,~, - e ,`r~ r ' ai yr: ~ ~ry6-,: ,•ia ,3lR' Sf°t^` x° *Odorous air from this area is source used as combustion air for engines thereby decreasing noxious smells Brightstar Environmental MSW Processing: Autoclave Autoclave charged with Autoclave cycled ~40-45 minutes ~10 tons MSW per batch at 140°C with steam* and water ,,xm _ x t. y ~ .f { i r 3 m ~ t tt t ~ P djtlit~±l4 ':A. 1 ~ a _sa~. _ a r - i. Y~ it ~i.~ - k~n~., f *Steam for charging the autoclave is generated using waste heat from engines Brightstar Environmental MSW Processing: Autoclave ..eelll M _ .a~ ~`•~L4^ r X ~T~-~`' d i a, n<-v . ;y~ .~,yr.' - ~`~"'k~~' - ~~'5 . Post Autoclave MSW • Begins breakdown process • Exposes recyclables • Homogenizes waste Brightstar Environmental MSW Processing: Materials Recovery Eddy-current separators - - Magnetic separators v ~ ~ ~ Rotary Trommel screen ~ ' ~ Removed for recycling: • Ferrous metals •Non-ferrous metals ~ _A Rigid plastics - ,r - Removed for wash: • Organic pulp with entrained sand, glass and grit Brightstar Environmental MSW Processing: Recovered Materials `Ri ~ ~ W !F~ } ~ r ra. / yn ti ~ i ? ~ ~ 1~ ~ ~ . ~.t ~ ' ~ i `^:ri Recovered aluminum • Recovered in addition Recovered ferrous materials to existing recycling programs Brightstar Environmental MSW Processing: Pulp Wash • MSW pulp is washed to remove glass, sand, grit and other inert inorganic materials. > Inert inorganic fraction is recycled as aggregate for roads, landfill cover or masonry product additives. > Or landfilled as inert cover - r,, _ 3~ :d- i3'~% ~ ~ > L ~ 1- xL_ y ~ 1__.:". ~ ~.~,a$:. Y4 Rr~ y.: Brightstar Environmental MSW Processing: Pulp Wash Organic fraction plus water slurry a. is piped to de-watering - module. ~ . ~ _.W~~- De-watering and drying results in dry flake feedstock material f ~v__ for gasification process. y wr w'° ~y~ s11 V" i i Brightstar Environmental Gasification !~y ~ ~ ~ y~, ''x r'~ 'a T r4yci ~h .u. =t~e~ SeFC+ i. ~ . M..... m.. ...sv.. A£Y Brightstar Environmental SWERF Process Diagram MSW Processin RECYCLABLES ELECTRICITY TO GRID MSW IN PROCESSING ORGANIC PULP ` SYNGAS 3 - POWER GENERATION INERTS TO POWeY QeneYQtlOn REUSE OR SYN AS CHAR LANDFILL ~ ~ ~ INERT ASH Gasification Brightstar Environmental Mass Flows - MSW Processing 42.1t Pulp to Gasification @ 5% moisture 100t MSW Autoclave 20t Steam Drying Grey Water Screens Dewatering 6.8t Remnants To Landfill or Grey water Shredding treatment Magnets Screening 4.5t Steel to Recyclers 56.9t Leachate Eddy current Shredding to Process or separators Hand sorting g~ washing Sewer 0.7t Aluminium to Recyclers V 4.5t Sludge to Brightstar Environmental 0.4t PET to 4.1t Inerts to Landfill or Gasifier Recyclers Construction Products Mass Flow -Gasification CURRENT CONFIGURATION 42.1t Pulp @ 5% moisture 16.Ot Syngas for engines Gasifier ~ Transport syngas Pyrolysis Products Gas Gas Cyclone Scrubbing Cooler Hot Cnar quench ^ Hot Condensed Liquids Water vWater V 3.8t Water Water Mix tank ~ cooler De-emulsifier 8.4t Bio-oil Cnar ~ for Engines 8~ Cooled Water Slurry Water V Burners Centrifuge Water treatment 17.4t We~har 0.5t Brine 3.8t Residual Hydrocarbons Brightstar Enviratot~~ti~et 50%Waterin emulsion Energy Balance -Gasification Dry pulp 100% Heat losses 13% 4~ a;; a. ..r i _ _ ~ Syngas 44% power r Generation _ L - 20% fight Bio Oil ~ ~ 34,~ Power Generation e- _ FY- ~-;n. 4 Vf3n i:N~ Heavy Bio-oil £Y to Reformer Burners 17% { ` Hydrocarbon Residual 7% ;~r, Char Residue 16% Disposal Heat Recovery for drying & Dirty Brightstar Environmental Water Evaporation not shown Gasification Process Flow Diagrams SYNGAS TO POWER 0 Mg~n/ pulp flake storage GAS flake silo 10 GAS PROCESSING CO RE OR ?1 dried ua superheated steam SCRE FEEDE GAS COOLER GAS CRUBBE C EMO © COOLING WATER TOWER TREATMENT TAR REFORMER PRIMARY TORAGE HEAT EXCHANGER GASIFICATION MODULE AM CHAR REFORMER Brightstar Environmental INERTASH Details Gasification Technolo~v ~ Gasification process • Syngas produced from MSW is a mixture primarily of methane, hydrogen, carbon monoxide with a heat content of 550-720 Btu/scf • No oxygen means no opportunity for dioxin/furan formation • Few nitrogen or sulfur compounds formed • Mercury removed through activated carbon filter Brightstar Environmental Gasification Plant ' t )y,~ ~ 4 i ~ ~ ~ ~ ru ~4 ~hl~ ~ 1 r, y y ~FM., I ~ MCi u ;i+ ~ y .:L m_..: _ ~ .m Brightstar Environmental Gasifier at Whytes Gully SWERF Power Generation ~ Power generation • Utilises syngas • Based on EDL's proven modular power generation technology • Emissions meet standards required of new natural gas fired generators • Fuel system adaptations allow generator set to operate without derating; i.e., highly efficient Brightstar Environmental Power Generation Modules r s_ ~ r~: s; ~ ~ ?`P,~ 'r ~.i-- ~y ~ ji l k ; {+S .T: i T I~~II ~I R ~ e**N YE~I~ ~ ~ I Il~ I~ IF p : . ~ 4 i , s. z . ~ .,,a i t~~ u y ~ ~ Brightstar Environmental GENERATION MODULES Personnel for SWERFTM Plant Description Number of Individuals • Plant Manager 1 • Operations Supervisors 2 • Maintenance Support 6 • Operations Support 5 • Technicians 11 • Operators 16 • Administrative 3 • Total personnel 43 Brightstar Environmental Benefits • Sustainable solution to waste management- diverts up to 85% of waste from landfill • Compatible- integrates with current waste management practices • Complimentary- enhances existing recycling programs • Integrated- designed to minimize use of water and impact on the environment Cost effective- competitive with existing waste management programs • Available today Brightstar Environmental Summary SWERF: Solid Waste and Energy Recycling Facility k{ , • Sustainable ~^~q¢`uus.. • Compatible • Complimentary • Integrated • Cost effective v - • Available ~ ~ ~ ~ u ~ _ e _ n pJ y ~ s F A~ y P r ~ t~ * w s._: t l~ Brightstar Environmental '