JP2018111831A - 固体燃料の製造方法及び固体燃料 - Google Patents
固体燃料の製造方法及び固体燃料 Download PDFInfo
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- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
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- C10L5/00—Solid fuels
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/06—Methods of shaping, e.g. pelletizing or briquetting
- C10L5/08—Methods of shaping, e.g. pelletizing or briquetting without the aid of extraneous binders
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- C10L5/00—Solid fuels
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/26—After-treatment of the shaped fuels, e.g. briquettes
- C10L5/28—Heating the shaped fuels, e.g. briquettes; Coking the binders
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- C10L5/00—Solid fuels
- C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
- C10L5/34—Other details of the shaped fuels, e.g. briquettes
- C10L5/36—Shape
- C10L5/363—Pellets or granulates
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- C10L9/00—Treating solid fuels to improve their combustion
- C10L9/08—Treating solid fuels to improve their combustion by heat treatments, e.g. calcining
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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- C10L9/00—Treating solid fuels to improve their combustion
- C10L9/08—Treating solid fuels to improve their combustion by heat treatments, e.g. calcining
- C10L9/083—Torrefaction
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- C10L2200/00—Components of fuel compositions
- C10L2200/04—Organic compounds
- C10L2200/0461—Fractions defined by their origin
- C10L2200/0469—Renewables or materials of biological origin
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/06—Heat exchange, direct or indirect
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/08—Drying or removing water
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- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/28—Cutting, disintegrating, shredding or grinding
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- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/30—Pressing, compressing or compacting
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E50/00—Technologies for the production of fuel of non-fossil origin
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Abstract
【解決手段】木質系バイオマス粉砕物の水分を8〜50%に調整し、嵩密度(JIS K 2151の6「かさ密度試験方法」に従って測定)0.55g/cm3以上に高密度化した後、酸素濃度10%以下かつ温度170〜350℃の条件下で焙焼することによって固体燃料を製造する。原料の嵩密度が高いので、炭化炉入口のロータリーバルブが詰まること等の搬送性の問題や、乾燥機後のサイクロンでのリジェクト分が過大になることによる詰まり等が発生しなくなる。
【選択図】なし
Description
(1) 木質系バイオマス粉砕物の水分を8〜50%に調整し、嵩密度が0.55g/cm3以上になるまで高密度化した後、酸素濃度10%以下かつ温度170〜350℃の条件下で焙焼することを含む、固体燃料の製造方法。
(2) 木質系バイオマスが、樹皮を含む、(1)に記載の方法。
(3) 固体燃料のハードグローブ粉砕性指数が30〜70である、(1)または(2)に記載の方法。
(4) 200〜330℃で焙焼する、(1)〜(3)のいずれかに記載の方法。
(5) 木質系バイオマス粉砕物の水分を8〜30%に調整する、(1)〜(4)のいずれかに記載の方法。
(6) 固体燃料が、石炭と混燃させるための固体燃料である、(1)〜(5)のいずれかに記載の方法。
(7) 木質系バイオマス粉砕物の水分を8〜50%に調整し、嵩密度が0.55g/cm3以上になるまで高密度化した後、酸素濃度10%以下かつ温度170〜350℃の条件下で焙焼することよって得られる固体燃料。
(8) 物質収率が60〜90%、熱量収率が70〜95%、ハードグローブ粉砕性指数(HGI)が30〜70である、木質バイオマスを焙焼させて得られる固体燃料。
杉の樹皮をナイフ切削型バイオマス燃料用チッパー(緑産社製、Wood Hacker MEGA360DL)にて粉砕処理した。樹皮粉砕物を70mmのスクリーンに通した後、乾燥機で120℃、10分間乾燥処理を行って、水分を12%に調整した。
製材のサンダーダスト(粉砕物のサイズ:約7mm以下)を原料として、水分を10%に調整した。次いで、実施例1と同様にして高密度化処理を行って、嵩密度0.69g/cm3のペレットを得た。続いてこのペレットを原料として、実施例1と同様にして焙焼を行って固体燃料を得た。
製材断裁シュレッダーダスト(粉砕物のサイズ:約7mm以下)を原料として、水分を10%に調整した。次いで、実施例1と同様にして高密度化処理を行って、嵩密度0.68g/cm3のペレットを得た。続いてこのペレットを原料として、実施例1と同様にして焙焼を行って固体燃料を得た。
製材プレーナ粉(粉砕物のサイズ:約5mm以下)を原料として、水分を10%に調整した。次いで、実施例1と同様にして高密度化処理を行って、嵩密度0.69g/cm3のペレットを得た。続いてこのペレットを原料として、実施例1と同様にして焙焼を行って固体燃料を得た。
杉の樹皮をハンマーミル(Prrsident Husky Corporetion製、PROGRIND 1500T)にて粉砕処理した。樹皮粉砕物(水分含量:約55%)を100mmのスクリーンに通した後、水分調整を行わずに実施例1と同様にして高密度化処理を行ったが上手く成型できず、嵩密度0.078g/cm3の粉体が得られた。
実施例1および比較例1で用いた杉の樹皮(未粉砕)を、比較例2の固体燃料試料とした。
実施例1〜4、比較例2で得られた固体燃料について、下記の項目を評価した。結果を表1に示す。
・物質収率:焙焼前後の試料の重量から計算した。
・熱量収率:焙焼前後の試料を島津燃研式自動ボンベ熱量計CA-4PJにて測定した発熱量から計算した。
・粉砕性:試料をボールミルで200rpm、4分間粉砕し、200メッシュをパスしたものの重量を測定し、粉砕性を評価した。石炭の粉砕性の指標であるハードグローブ粉砕性指数(HGI、JIS M 8801:2004)の値から換算して、固体燃料試料のHGIとした。なお、HGIが小さいほど、試料が粉砕しにくいことを意味する。
Claims (8)
- 木質系バイオマス粉砕物の水分を8〜50%に調整し、嵩密度が0.55g/cm3以上になるまで高密度化した後、酸素濃度10%以下かつ温度170〜350℃の条件下で焙焼することを含む、固体燃料の製造方法。
- 木質系バイオマスが、樹皮を含む、請求項1に記載の方法。
- 固体燃料のハードグローブ粉砕性指数が30〜70である、請求項1または2に記載の方法。
- 200〜330℃で焙焼する、請求項1〜3のいずれかに記載の方法。
- 木質系バイオマス粉砕物の水分を8〜30%に調整する、請求項1〜4のいずれかに記載の方法。
- 固体燃料が、石炭と混燃させるための固体燃料である、請求項1〜5のいずれかに記載の方法。
- 木質系バイオマス粉砕物の水分を8〜50%に調整し、嵩密度が0.55g/cm3以上になるまで高密度化した後、酸素濃度10%以下かつ温度170〜350℃の条件下で焙焼することよって得られる固体燃料。
- 物質収率が60〜90%、熱量収率が70〜95%、ハードグローブ粉砕性指数(HGI)が30〜70である、木質バイオマスを焙焼させて得られる固体燃料。
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NZ730693A (en) * | 2014-10-07 | 2019-03-29 | Ube Industries | Biomass solid fuel |
US10087383B2 (en) | 2016-03-29 | 2018-10-02 | Afton Chemical Corporation | Aviation fuel additive scavenger |
AU2017247418B2 (en) * | 2016-04-06 | 2019-12-19 | Mitsubishi Ube Cement Corporation | Biomass solid fuel |
SE541263C2 (en) * | 2017-09-18 | 2019-05-28 | Valmet Oy | Method and system for production of fuel pellets or briquettes |
JP6990593B2 (ja) * | 2018-01-29 | 2022-01-12 | 三菱パワー株式会社 | 半炭化処理条件決定装置および半炭化処理条件決定方法 |
JP6525100B1 (ja) * | 2018-08-27 | 2019-06-05 | 宇部興産株式会社 | バイオマス固体燃料製造方法およびバイオマス固体燃料製造装置 |
JP7213514B2 (ja) * | 2019-05-07 | 2023-01-27 | 株式会社エム・アイ・エス | 木材の皮を原料とする半炭化燃料製造装置 |
JP2020186362A (ja) | 2019-05-13 | 2020-11-19 | バイ ホン メイBai, Hong Mei | 固体バイオマス燃料の製造方法 |
KR20220044891A (ko) | 2019-08-08 | 2022-04-12 | 홍 메이 바이 | 고체 바이오매스 연료의 생산공정 |
GB2591789A (en) | 2020-02-06 | 2021-08-11 | Mei Bai Hong | Process for producing solid biomass fuel |
GB2599728A (en) | 2020-10-12 | 2022-04-13 | Mei Bai Hong | Process for producing solid biomass fuel |
US20220228080A1 (en) * | 2021-01-21 | 2022-07-21 | Carbon Technology Holdings, LLC | Biocarbon pellets with adjustable grindability index |
GB202117376D0 (en) | 2021-12-01 | 2022-01-12 | Bai hong mei | Process for producing solid biomass fuel |
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BR112015006734A2 (pt) | 2017-07-04 |
BR112015006734A8 (pt) | 2019-09-03 |
US10941365B2 (en) | 2021-03-09 |
JPWO2014050964A1 (ja) | 2016-08-22 |
CA2885804C (en) | 2021-01-12 |
WO2014050964A1 (ja) | 2014-04-03 |
JP6339938B2 (ja) | 2018-06-06 |
JP6684298B2 (ja) | 2020-04-22 |
CA2885804A1 (en) | 2014-04-03 |
US20150259616A1 (en) | 2015-09-17 |
BR112015006734B1 (pt) | 2021-12-28 |
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