Systems and methods for producing engineered fuel feed stocks from waste material
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B02C-023/14
C10L-005/46
C10L-005/06
C10L-005/40
C10L-005/36
B02C-023/30
B02C-023/18
C10L-005/08
C10L-005/48
C10J-003/72
출원번호
US-0256282
(2016-09-02)
등록번호
US-9650584
(2017-05-16)
발명자
/ 주소
Bai, Dingrong
출원인 / 주소
ACCORDANT ENERGY, LLC
대리인 / 주소
Cooley LLP
인용정보
피인용 횟수 :
0인용 특허 :
102
초록▼
Systems and methods for producing engineered fuels from solid waste material are described herein. In some embodiments, a method includes receiving a waste stream at a multi-material processing platform and separating the waste stream to remove non-processable waste and marketable recyclables. The m
Systems and methods for producing engineered fuels from solid waste material are described herein. In some embodiments, a method includes receiving a waste stream at a multi-material processing platform and separating the waste stream to remove non-processable waste and marketable recyclables. The method further includes conveying processable materials to a material classification system and incorporating additives to produce an engineered fuel from the constituents of the waste stream.
대표청구항▼
1. A process for extracting materials from municipal solid waste, the process comprising steps of: providing a municipal solid waste comprising a first set of waste materials, a second set of waste materials and a third set of waste materials, wherein the first set of waste materials comprises one o
1. A process for extracting materials from municipal solid waste, the process comprising steps of: providing a municipal solid waste comprising a first set of waste materials, a second set of waste materials and a third set of waste materials, wherein the first set of waste materials comprises one or more of ferrous metals, non-ferrous metals, glass, and dirt, the second set of waste materials comprises one or more of fibers and rigid plastics, and the third set of waste materials comprises one or more of foam plastics and film plastics;shredding the municipal solid waste;removing all or substantially all of the first set of waste materials from the municipal solid waste;separating the second set of waste materials from the third set of waste materials in the municipal solid waste;combining a metered amount of the second set of waste materials and a metered amount of the third set of waste materials in a predetermined ratio to form a first mixed waste stream;mixing a fourth stream with at least a portion of the first mixed waste stream to form a second mixed waste stream, wherein the fourth stream comprises fibers and soft plastics; anddensifying the second mixed waste stream. 2. The process of claim 1, wherein the fourth stream consists of fibers and soft plastics. 3. The process of claim 1, wherein the fourth stream and the first mixed waste stream each have a heat content. 4. The process of claim 1, further comprising: mixing a recycling residue with the municipal solid waste prior to shredding the municipal solid waste, wherein the recycling residue comprises fibers and soft plastics. 5. The process of claim 1, wherein the second mixed waste stream is densified to produce an engineered fuel with a bulk density of between about 20 lb/ft3 and about 40 lb/ft3. 6. The process of claim 5, wherein the engineered fuel is in a pelletized form. 7. The process of claim 1, wherein the second mixed waste stream is densified to produce an engineered fuel with a bulk density of between about 10 lb/ft3 and about 60 lb/ft3. 8. The process of claim 7, wherein the engineered fuel is in a granulated and/or a pulverized form. 9. A process for extracting materials from municipal solid waste, the process comprising steps of: providing a municipal solid waste comprising a first set of waste materials, a second set of waste materials and a third set of waste materials, wherein the first set of waste materials comprises one or more of ferrous metals, non-ferrous metals, glass, and dirt, the second set of waste materials comprises one or more of fibers and rigid plastics, and the third set of waste materials comprises one or more of foam plastics and film plastics;shredding the municipal solid waste;removing all or substantially all of the first set of waste materials from the municipal solid waste;separating the second set of waste materials from the third set of waste materials in the municipal solid waste;recombining a controlled amount of the second set of waste materials and a controlled amount of the third set of waste materials to form a first mixed waste stream;mixing a fourth stream with at least a portion of the first mixed waste stream to form a second mixed waste stream, wherein the fourth stream comprises fibers and soft plastics; anddensifying the second mixed waste stream. 10. The process of claim 9, wherein the fourth stream consists essentially of fibers and soft plastics. 11. The process of claim 9, wherein the fourth stream and the first mixed waste stream each have a heat content. 12. The process of claim 9, further comprising: mixing a recycling residue with the municipal solid waste prior to shredding the municipal solid waste, wherein the recycling residue comprises fibers and soft plastics. 13. The process of claim 9, wherein the second mixed waste stream is densified to produce an engineered fuel with a bulk density of between about 20 lb/ft3 and about 40 lb/ft3. 14. The process of claim 13, wherein the engineered fuel is in a pelletized form. 15. The process of claim 9, wherein the second mixed waste stream is densified to produce an engineered fuel with a bulk density of between about 10 lb/ft3 and about 60 lb/ft3. 16. The process of claim 15, wherein the engineered fuel is in a granulated and/or a pulverized form. 17. A process for extracting materials from municipal solid waste, the process comprising steps of: providing a municipal solid waste comprising a first set of waste materials, a second set of waste materials and a third set of waste materials, wherein the first set of waste materials comprises one or more of ferrous metals, non-ferrous metals, glass, and dirt, the second set of waste materials comprises one or more of fibers and rigid plastics, and the third set of waste materials comprises one or more of foam plastics and film plastics;shredding the municipal solid waste;removing all or substantially all of the first set of waste materials from the municipal solid waste;separating the second set of waste materials from the third set of waste materials in the municipal solid waste;combining a portion of the second set of waste materials and a portion of the third set of waste materials at desired proportions to form a first mixed waste stream;mixing a fourth stream with at least a portion of the first mixed waste stream to form a second mixed waste stream, wherein the fourth stream comprises fibers and soft plastics; anddensifying the second mixed waste stream. 18. The process of claim 17, wherein the fourth stream consists essentially of fibers and soft plastics. 19. The process of claim 17, wherein the fourth stream and the first mixed waste stream each have a heat content. 20. The process of claim 17, further comprising mixing a recycling residue with the municipal solid waste prior to shredding the municipal solid waste, wherein the recycling residue comprises fibers and soft plastics. 21. The process of claim 17, wherein the second mixed waste stream is densified to produce an engineered fuel with a bulk density of between about 20 lb/ft3 and about 40 lb/ft3. 22. The process of claim 21, wherein the engineered fuel is in a pelletized form. 23. The process of claim 17, wherein the second mixed waste stream is densified to produce an engineered fuel with a bulk density of between about 10 lb/ft3 and about 60 lb/ft3. 24. The process of claim 23, wherein the engineered fuel is in a granulated and/or a pulverized form. 25. A process for receiving and separating a municipal solid waste stream to remove materials, the process comprising steps of: providing a municipal solid waste stream comprising one or more of ferrous metals, non-ferrous metals, glass, and dirt, andhard plastics and fibers, andsoft plastics, the soft plastics including one or more of plastic films, bags and foams;shredding the municipal solid waste stream;removing all or substantially all of the one or more of ferrous metals, non-ferrous metals, glass, and dirt from the municipal solid waste stream;separating the one or more of hard plastics and fibers from the soft plastics of the municipal solid waste stream;combining a metered amount of the hard plastics with a metered amount of the soft plastics in a preset mixing ratio to form a first mixed waste stream;mixing a portion of the soft plastics with a portion of the fibers to form a combined stream, the combined stream comprising the fibers and the soft plastics, and mixing the combined stream with the first mixed waste stream to form a second mixed waste stream; anddensifying the second mixed waste stream. 26. The process of claim 25, wherein the combined stream consists of fibers and soft plastics. 27. The process of claim 25, wherein the combined stream and the first mixed waste stream each have a heat content. 28. The process of claim 25, further comprising mixing a recycling residue with the municipal solid waste stream prior to shredding the municipal solid waste stream, wherein the recycling residue comprises fibers and soft plastics. 29. The process of claim 25, wherein the second mixed waste stream is densified to produce an engineered fuel with a bulk density of between about 20 lb/ft3 and about 40 lb/ft3, wherein the engineered fuel is in a pelletized form. 30. The process of claim 25, wherein the second mixed waste stream is densified to produce an engineered fuel with a bulk density of between about 10 lb/ft3 and about 60 lb/ft3, wherein the engineered fuel is in a granulated and/or a pulverized form.
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