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The most efficient Waste to Energy Technology. Henry A. Melendez, Ph.D. Index. Waste Current Technologies The Project Process Description Process Capacity Financial Projections Benefits. I. Waste.
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The most efficient Waste to Energy Technology Henry A. Melendez, Ph.D.
Index Waste Current Technologies The Project Process Description Process Capacity Financial Projections Benefits
I. Waste • It is estimated that in modern cities between 0.5 and 2.0 kilograms of waste are produced daily per habitant. • Therefore one million people will generate between 500 and 2,000 tones waste per day, from which more than 65% are organic materials. • This project takes advantage from the already classified trash to separating the recycle materials such as paper, cardboards, glass, aluminium, steel, etc. • The remaining organic material is gasified and reformed in order to provide fuel (syngas rich in hydrogen) for the power generation engines, avoiding its accumulation in the dumps-landfills.
I. Waste Average main waste components in most Municipalities Other type (partially organic) 16% Organic Materials 53% Paper, cardboard and other paper products (organic) 15% Textile (organic) 1% Metals 3% Plastic (organic) 6% Glass 6%
II. Current Technologies • For the final waste disposal, basically there are only two methods nowadays: • Incineration • Sanitary Landfills • Both methods do not guarantee that waste is eliminated in a complete and clean manner. Also both methods pollute soil, water and air. Incineration Sanitary Landfill
III. The Project • A highly efficient technology was invented, designed and patented in Germany, and now commercialized to process Municipal Solid Waste (MSW) obtaining syngas, from which electricity is generated. • Worldwide Individual Patent rights are held by Mr. Blumenthal. • North, Central, South America and Caribbean Islands representation and rights are held by: Blue Tower Energy (Henry A. Melendez, Ph.D.).
III. The Project • Consists of the transformation of MSW into gas. • MSW can be: • Wood • Plastics (rigid and flexible) • Paper • Cardboard • Waste (food, vegetal, paint) • Waste Oils • With the exceptions of: • Metal • Glass • Ceramic • Teflon • Rocks These have to be removed and recycled or commercialized.
III. The Project • Such transformation is achieved through the “Staged reforming” of the waste in absence of oxygen. This avoids from the beginning the creation of highly toxic components like Dioxins and Furans. • Prime fuel is MSW after having been hand picked by local workers.
IV. Process Description • The project is composed of two key steps: Gasification-Reformation & Power Generation. • Gasification/Reformation. • It is made with a 30-35 meters high tower, with a 15 by 15 meters base. • Inside it contains mainly 3 process equipment which are: Pre-Heater, Reformer and Thermolisis Reactor.
IV. Process Description • 80% of the organic material is gasified, while 18% becomes char and 2% commercialized ashes. • Gas is sent to the Reformer, where with steam its calorific power is enhanced in a reforming process. Later this Product Gas passes a cleaning process in order to be fuel for the power generating engines. Also in this process CO2 will be separated and sold.
IV. Process Description • Power Generation • The Product Gas is used as fuel for internal combustion machines, which generate electrical energy. This is produced according to the internal lines for the energy’s distribution.
V. Process Capacity • Each module tower has the following characteristics: • Processing capacity of 350 MSW tons per day, which will be reduced to 175-200 MSW tons after having been dried and crushed, generating 1,300-1,500 cubic meters of syngas per ton. And with the use of internal combustion engine, 15-20 Megawatts/hour of excess electricity is produced. • With this amount of energy produced, it is enough to supply power to a significant number of households in your city.
VI. Financial Projections • Forecasted construction time period is 18 months. • Total amount of investment for each complete module-plant is approx. USD $60M. This will be less if the waste is already recycled. Will also vary if we sale gas instead of electricity. • Project cost may vary by location of the project, access to power grid, sea level and the related scenario. Cost Breakdown Capital expenditure $ 50,112,000 Indirect Costs $ 5,215,000 Financial Costs $ 4,673,000 Total Investment $ 60,000,000
VI. Financial Projections • The one-module plant with a capacity of approx. 17 MW/hour will generate 148,920,000 KWH on a yearly basis. • It is estimated that the general sales price of electricity or sysgas is Competitive to make this project a reality in your City. • Additional income will come from selling CO2, as well as other products. • Carbon credit is not included in the revenue estimates. Estimated Incomes Electricity $ 8,200,000 $ 4,400,000 Waste Disposal Service Carbon Dioxide Sell $ 1,350,000 Other $ 700,000 Total Income $ 14,650,000
VI. Financial Projections • The investment plan considers some finance cost, which will vary in accordance with the capital/debt composition. • Debt structuring, Interest rate and deferred payment period will affect the amount of finance cost. • Depreciation of the project cost will be in accordance with the tax law of the country but will consider short depreciation schedule whenever allowed. • Unit revenue will vary by area, by municipality, by industry and by country.
VII. Benefits • The following benefits can be derived from the process characteristics: • Power generation. • Energetic resources savings. • MSR disappearance. • Environment cleaning. • Minimization of use of landfills. • Potential build-up of carbon credit. • Better job conditions. • By-products, such as the carbon dioxide (CO2), are obtained, representing sales opportunity. • The fuel does not have a costs but yet the disposal of waste is an income stream.