JP2007333347A5 - - Google Patents

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JP2007333347A5
JP2007333347A5 JP2006168197A JP2006168197A JP2007333347A5 JP 2007333347 A5 JP2007333347 A5 JP 2007333347A5 JP 2006168197 A JP2006168197 A JP 2006168197A JP 2006168197 A JP2006168197 A JP 2006168197A JP 2007333347 A5 JP2007333347 A5 JP 2007333347A5
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combustion
fuel
combustion residue
collection efficiency
improving
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JP2006168197A
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JP2007333347A (en
JP4794369B2 (en
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石炭を燃焼させる燃焼ボイラと、前記燃焼ボイラの下流に設けられ前記石炭の燃焼残渣のうち煤塵を集塵する集塵装置と、を備えた石炭火力発電システムにおいて、前記石炭に、前記石炭火力発電システムとは異なる他の火力発電システムにおいて燃料を燃焼させたときに生じる燃料の燃焼残渣を添加して、前記集塵装置の集塵効率を向上する方法。   A coal-fired power generation system comprising: a combustion boiler that burns coal; and a dust collector that is provided downstream of the combustion boiler and collects dust from the combustion residue of the coal. A method for improving dust collection efficiency of the dust collector by adding a combustion residue of fuel generated when fuel is burned in another thermal power generation system different from the system. 前記燃料の燃焼残渣を、前記燃焼ボイラ内より上流で添加する請求項１記載の集塵装置の集塵効率を向上する方法。   The method for improving the dust collection efficiency of the dust collector according to claim 1, wherein the combustion residue of the fuel is added upstream from within the combustion boiler. 前記燃料の燃焼残渣を、前記燃焼ボイラのバーナーゾーン付近で添加する請求項１記載の集塵装置の集塵効率を向上する方法。   The method for improving the dust collection efficiency of the dust collector according to claim 1, wherein the combustion residue of the fuel is added in the vicinity of a burner zone of the combustion boiler. 前記燃料の燃焼残渣を、前記燃焼ボイラ内で添加する請求項１記載の集塵装置の集塵効率を向上する方法。   The method for improving the dust collection efficiency of the dust collector according to claim 1, wherein the combustion residue of the fuel is added in the combustion boiler. 前記燃料の燃焼残渣を、前記燃焼ボイラ内の下流に配置される熱交換ユニット付近で添加する請求項１記載の集塵装置の集塵効率を向上する方法。   The method for improving the dust collection efficiency of the dust collector according to claim 1, wherein the combustion residue of the fuel is added in the vicinity of a heat exchange unit arranged downstream in the combustion boiler. 前記他の火力発電システムが微粉炭燃焼方式システムであり、前記燃料の燃焼残渣として、クリンカアッシュを添加する請求項２又は３記載の集塵装置の集塵効率を向上する方法。   The method for improving the dust collection efficiency of the dust collector according to claim 2 or 3, wherein the other thermal power generation system is a pulverized coal combustion system and clinker ash is added as a combustion residue of the fuel. 前記他の火力発電システムが微粉炭燃焼方式システムであり、前記燃料の燃焼残渣として、節炭器から排出された前記石炭の燃焼残渣、空気予熱器から排出された前記石炭の燃焼残渣、脱硝装置から排出された前記石炭の燃焼残渣からなる群より選ばれる少なくとも一種以上を含むシンダアッシュを添加する請求項２又は３記載の集塵装置の集塵効率を向上する方法。   The other thermal power generation system is a pulverized coal combustion system, and the combustion residue of the coal discharged from the economizer, the combustion residue of the coal discharged from the air preheater, and the denitration device as the combustion residue of the fuel The method for improving the dust collection efficiency of the dust collector according to claim 2 or 3, wherein cinder ash containing at least one selected from the group consisting of the combustion residue of coal discharged from the coal is added. 前記他の火力発電システムが微粉炭燃焼方式システムであり、前記燃料の燃焼残渣として、フライアッシュを添加する請求項１から５いずれか記載の集塵装置の集塵効率を向上する方法。   The method for improving dust collection efficiency of a dust collector according to any one of claims 1 to 5, wherein the other thermal power generation system is a pulverized coal combustion system, and fly ash is added as a combustion residue of the fuel. 前記他の火力発電システムが重油燃焼方式システムであり、前記燃料の燃焼残渣として、重油の燃焼残渣を用いる請求項１から５いずれか記載の集塵装置の集塵効率を向上する方法。   The method for improving the dust collection efficiency of a dust collector according to any one of claims 1 to 5, wherein the other thermal power generation system is a heavy oil combustion system, and the combustion residue of heavy oil is used as the combustion residue of the fuel. 前記他の火力発電システムが有機性廃棄物燃焼方式システムであり、前記燃料の燃焼残渣として、有機性廃棄物の燃焼残渣を用いる請求項１から５いずれか記載の集塵装置の集塵効率を向上する方法。 The dust collection efficiency of the dust collector according to any one of claims 1 to 5, wherein the other thermal power generation system is an organic waste combustion system, and the combustion residue of the organic waste is used as the combustion residue of the fuel. How to improve .
JP2006168197A 2006-06-16 2006-06-16 Method for improving dust collection efficiency of dust collector Active JP4794369B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006168197A JP4794369B2 (en) 2006-06-16 2006-06-16 Method for improving dust collection efficiency of dust collector

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Application Number Priority Date Filing Date Title
JP2006168197A JP4794369B2 (en) 2006-06-16 2006-06-16 Method for improving dust collection efficiency of dust collector

Publications (3)

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JP2007333347A JP2007333347A (en) 2007-12-27
JP2007333347A5 true JP2007333347A5 (en) 2009-07-02
JP4794369B2 JP4794369B2 (en) 2011-10-19

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5544913B2 (en) * 2010-02-10 2014-07-09 新日鐵住金株式会社 Fly ash recovery system, metal piece removing apparatus and metal piece removing method
JP6153084B2 (en) * 2013-10-22 2017-06-28 中国電力株式会社 Coal ash generation rate control method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08135913A (en) * 1994-11-02 1996-05-31 Mitsui Miike Mach Co Ltd Ash melting and taking-out type pulverized coal burning method
JP3771687B2 (en) * 1997-09-03 2006-04-26 三菱重工業株式会社 Coal fired boiler ash adhesion control method
JPH11148630A (en) * 1997-11-20 1999-06-02 Ishikawajima Harima Heavy Ind Co Ltd Method for treating ash collected by electric dust collector for oil fired boiler
JP2000291936A (en) * 1999-04-08 2000-10-20 Ishikawajima Harima Heavy Ind Co Ltd Heavy oil ash combustion device

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