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Saturday, July 18, 2020 | History

2 edition of Environmental assessment of solid residues from fluidized-bed fuel processing found in the catalog.

Environmental assessment of solid residues from fluidized-bed fuel processing

Ralph Stone

Environmental assessment of solid residues from fluidized-bed fuel processing

by Ralph Stone

  • 167 Want to read
  • 27 Currently reading

Published by Environmental Protection Agency, Office of Research and Development, Office of Energy, Minerals, and Industry, Industrial Environmental Research Laboratory, for sale by the National Technical Information Service in Research Triangle Park, N.C, Springfield, Va .
Written in English

    Subjects:
  • Solids,
  • Fluidized-bed furnaces

  • Edition Notes

    Statementby Ralph Stone and Richard Kahle ...
    SeriesInteragency energy-environment research and development program report ; EPA-600/7-77-139
    ContributionsKahle, R., Industrial Environmental Research Laboratory (Research Triangle Park, N.C.)
    The Physical Object
    Paginationxiii, 337 p. :
    Number of Pages337
    ID Numbers
    Open LibraryOL17818228M

    Fluidized bed gasifiers are operated with significantly higher gas flow velocities than fixed bed gasifiers. The fuel bed and a carrier material (e.g. sand) are fluidized by the gas flow (fumigator and recirculated product gas). Thus, the gasification reaction takes place in a fluidized bed but only % wt of the bed is fuel. Fluidized bed. Fossil-fuel dominated electricity generation in the United States and China has enormous environmental consequences. In , billion metric tons of carbon dioxide (CO 2) were emitted from electricity generation in the United States, about 40 percent of the country’s energy-related greenhouse gas (GHG) the same year, electricity generation in China .

    Author: Mauro Capocelli, Researcher, University UCBM – Rome (Italy) description The growing concerns about climate change as well as the management of ever increasing liquid and solid wasters highly pushed the R&D in waste-to-fuel conversion[1]. The transformation of wastes into fuels can be realized by the different processes represented in Fig. 1 (extending . O Laboratório Associado Centro de Estudos do Ambiente e do Mar (CESAM) é uma das unidades de investigação da Universidade de Aveiro. O CESAM tem o estatuto de Laboratório Associado desde avaliado como Excelente. O CESAM possui cerca de membros doutorados e mais de alunos de doutoramento de cinco Departamentos da Universidade .

    Two-stage dual fluidized bed gasification: Its conception and application to biomass Guangwen Xua,b,⁎, Takahiro Murakamia,c, Toshiyuki Sudaa, Yoshiaki Matsuzawa, Hidehisa Tania aResearch Laboratory, IHI Corporation, Ltd., Isogo-Ku, Yokohama , Japan bInstitute of Process Engineering, Chinese Academy of Sciences, Haidian, Beijing , China cClean . A Study on Pressurized Fluidized-Bed Gasification of Biomass through the Use of Comprehensive Simulation, Chapter of the vol. 4 of the Book on Combustion Technologies for a Clean Environment, Gordon and Breach Publishers, Amsterdam, Holland,


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Environmental assessment of solid residues from fluidized-bed fuel processing by Ralph Stone Download PDF EPUB FB2

EPA/ December ENVIRONMENTAL ASSESSMENT OF SOLID RESIDUES FROM FLUIDIZED-BED FUEL PROCESSING by Ralph Stone and Richard Kahle Ralph Stone and Co., Inc. Santa Monica Boulevard Los Angeles, California Contract No. Program Element No. EHB EPA Project Officer: Waiter B.

Steen Industrial. EPA/ June Environmental Assessment of Solid Residues from Fluidized-bed Fuel Processing: Final Report by Ralph Stone and Richard L. Kahle Ralph Stone and Co., Inc. Santa Monica Boulevard Los Angeles, California Contract No. Program Element No.

EHB EPA Project Officer: Walter B. Steen Industrial Environmental. Get this from a library. Environmental assessment of solid residues from fluidized-bed fuel processing: final report. [Ralph Stone; Richard L Kahle]. Get this from a library. Environmental assessment of solid residues from fluidized-bed fuel processing.

[Ralph Stone; R Kahle; Industrial Environmental Research Laboratory (Research Triangle Park, N.C.)]. This report presents results for the first 15 months of an environmental assessment of the solid residues generated by fluidized-bed coal combustion and oil gasification. Tasks included a literature search, chemical and physical residue characterization, laboratory leaching studies, and testing of residues in various materials and agricultural.

Environmental Assessment of Municipal Solid Waste by Two-Stage Plasma Gasification Article (PDF Available) in Energies 12(1) January with Reads How we measure 'reads'.

small scale fluidized bed gasifier for solid reco vered fuel. Fuel Processing Tecnology, Fuel Processing Tecnology, [10] Cavaliere A. Biomass gasification with pure steam in a fluidized bed is a highly endothermal process that has been connected in several ways to a fluidized-bed combustor to burn the char that is generated in the gasifier.

This resulted in what currently is called dual fluidized-bed (DFB) biomass gasifiers. This review starts by describing the pioneering DFB biomass gasifiers that Cited by:   Fluidized bed combustion is currently intensively developed throughout the world to produce energy from several types of solid fuels, while significantly reducing pollutant emissions with respect to conventional combustion units.

Accurate models must be formulated at both bed and particle levels to operate efficiently such units, since local phenomena such as Cited by: 4. Plasma gasification is a thermal treatment successfully applied to waste streams, especially for solid residues.

It sets an upgrade to more common waste-to-energy (WtE) techniques as incineration or gasification, granting lower levels of pollutant emissions, less landfilled materials and higher conversion efficiencies and producer gas quality. A life cycle assessment (LCA) of Cited by: 2.

The aim of this work was to evaluate the use of solid residues derived from municipal solid waste-derived solid recovered fuel incinerated in a circulating fluidized-bed boiler for concrete production. The concrete mixtures casted by partially replacing the natural aggregates with bottom ash (27 %) and exhausted sand (13 %), according to the European Cited by: 4.

Highlights Residues from oranges’ plantations and processing are promising energy sources. Fluidized bed combustion can be applied. Efficiency increases with air excess ratio and pruning’ share in the mixed feed. CO emissions increased with volatiles and ash contents of the fuels.

SO 2 emissions were negligible, while NO x emissions were generally by: 9. Combustion, Quality Tests, and Application Possibilities J. BRANDŠTETR and J. HAVLICA Institute of Materials Chemistry, Faculty of Chemistry, Technical University, CZ 00 Brno Received 2 April The scope of this paper is to focus the attention on the newly produced ashes - residues after fluidized bed coal combustion.

Solid fuel conversion may be incomplete because of the loss of unconverted char from the fuel reactor by exiting gas. As steam gasification of char is slower compared to normal combustion, a fuel reactor can be expected to lose more unconverted char compared to a normal solid fuel CFB (circulating fluidized bed).

A comparative assessment, Fuel Processing Technology,Kumar M, Oyedun AO, Kumar A. A comparative analysis of hydrogen production from the thermochemical conversion of algal biomass, International Journal of Hydrogen Energy,44.

A steam blown dual fluidized bed gasification plant was used to yield a nitrogen (N 2) free product gas (synthesis gas) from various biomass addition to the variation of process parameters like temperature, steam to carbon ratio, fluidization rate, and the influence of different bed materials, various feedstock inputs affected the generation of the product gas.

Gómez-Barea, Modelling of fluidized bed gasification processes, Fluidized Bed Technologies for Near-Zero Emission Combustion and Gasification, /, (), (). Crossref. A techno-economic assessment of two circular economy scenarios related to fluidized bed gasification-based systems for combined heat and power (CHP) generation, fueled with rice processing wastes, was conducted.

In the first scenario, a gasification unit w t/y rice husks capacity provided a waste management industrial symbiosis solution for five small rice Author: I.

Vaskalis, V. Skoulou, G. Stavropoulos, A. Zabaniotou. The transition to a more sustainable economy and mandates of national and state policies for more renewable electricity, heat, and fuels provide significant incentives for the development of biomass conversion technologies that can address a wide range of feedstock properties while producing infrastructure-compatible products with low overall environmental.

to design, construct and operate a fluidized bed boiler using the culm waste as fueL The boiler was designed and built for SAIC through a joint effort of a fluidized bed supplier, Dorr-Oliver, Inc.

and a boiler manufacturer, E. Keeler Company (now the Keeler/Dorr-Oliver Boiler Com­ pany).File Size: 1MB. Typically a plant processing large throughput utilize fluidized beds due to the advantages such as enhanced gas-solid contact, excellent mixing characteristics [1], operating flexibility [2], and ease of solids handling [3] that lead to a better overall gasification : P.

Kannan, A. Al Shoaibi, C. Srinivasakannan.Process simulation and sensitivity analysis of waste plastics gasification in a fluidized bed reactor The partial combustion of solid fuel creates an oxygen devoid, high temperature condition within the reactor which promotes the A schematic of the fluidized bed gasification process simulation developed in.

Materials and Methods Condition of gasification experiment Item Condition Feedstock Solid refuse fuel Temperature o C Reactor type Fixed bed ER(Equivalent Ratio)*, Feeding rate 1 g/min Particle size of feedstock.