KR940015366A - Waste incineration method by waste incinerator and waste incinerator - Google Patents

Waste incineration method by waste incinerator and waste incinerator Download PDF

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Publication number
KR940015366A
KR940015366A KR1019930027357A KR930027357A KR940015366A KR 940015366 A KR940015366 A KR 940015366A KR 1019930027357 A KR1019930027357 A KR 1019930027357A KR 930027357 A KR930027357 A KR 930027357A KR 940015366 A KR940015366 A KR 940015366A
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KR
South Korea
Prior art keywords
waste
incinerator
secondary combustion
combustion zone
waste incinerator
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KR1019930027357A
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Korean (ko)
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KR0131745B1 (en
Inventor
마모루 스야리
가즈오 다카하시
히로아키 가와바타
다다시 이토
Original Assignee
가메다카 소키치
가부시키가이샤 고베 세이코쇼
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Publication of KR940015366A publication Critical patent/KR940015366A/en
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Publication of KR0131745B1 publication Critical patent/KR0131745B1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/30—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a fluidised bed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C10/00—Fluidised bed combustion apparatus
    • F23C10/18—Details; Accessories
    • F23C10/20—Inlets for fluidisation air, e.g. grids; Bottoms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
    • F23G5/14—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44—Details; Accessories
    • F23G5/46—Recuperation of heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/50—Control or safety arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel 
    • F23L9/02—Passages or apertures for delivering secondary air for completing combustion of fuel  by discharging the air above the fire
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2206/00—Waste heat recuperation
    • F23G2206/10—Waste heat recuperation reintroducing the heat in the same process, e.g. for predrying
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2207/00—Control
    • F23G2207/10—Arrangement of sensing devices
    • F23G2207/101—Arrangement of sensing devices for temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2207/00—Control
    • F23G2207/50—Cooling fluid supply

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Incineration Of Waste (AREA)

Abstract

가스화한 쓰레기(폐기물)과 보조연소공기를 충분히 혼합함으로써 소각할 경우의 다이옥신의 배출량을 저감한다.By fully mixing gasified waste (waste) and auxiliary combustion air, the amount of dioxins generated when incinerated is reduced.

소각로 본체(10)내를 제1연소영역(A1), 제2연소영역(A2), 제3연소영역(A3)로 나눈다.The incinerator main body 10 is divided into a first combustion region A1, a second combustion region A2, and a third combustion region A3.

각 영역(A1~A3)의 경계부분에 하측교축부(12) 및 상측 교축부(14)을 설치하고 이에 의해 제2연소영역(A2)의 입구부분을 상방으로 향하여 확경하는 형상으로 하고, 출구 부분을 상방으로 향하여 축경하는 형상으로 한다.The lower throttle part 12 and the upper throttle part 14 are provided in the boundary part of each area | region A1-A3, and it makes it the shape which enlarges the entrance part of a 2nd combustion area A2 toward upward, and exits. It is set as the shape which reduces a part to face upward.

그리고, 상기 하측 교축부(12)의 2차공기 분사구(20)로부터 2차 공기를 상향으로 선회 상태에서 분사하고 상측 교축부(14)의 3차공기분사구(26)로부터 3차공기를 하향으로 분사한다.Then, the secondary air is injected upward from the secondary air injection port 20 of the lower throttle part 12 in a turning state, and the third air is downward from the tertiary air injection port 26 of the upper throttle part 14. Spray.

Description

폐기물 소각로 및 폐기물 소각로에 의한 폐기물 소각방법Waste incineration method by waste incinerator and waste incinerator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 제1실시예에 있어서 폐기물 소각로의 주요부를 도시하는 단면 정면도, 제2도는 (a)는 제1도의 A-A선 단면도, (b)는 제1도의 B-B선 단면도.1 is a cross-sectional front view showing the main part of a waste incinerator in a first embodiment of the present invention, FIG. 2 is a cross-sectional view taken along the line A-A of FIG. 1, and (b) is a cross-sectional view taken along the line B-B of FIG.

Claims (10)

내부에 공급된 폐기물을 연소시켜 가스화하여 외부로 배출하는 폐기물 소각로에 있어서, 그 내부에 상기 폐기물을 연소시켜 가스화하는 1차연소영역과, 이1차연소영역의 상방에 위치하고 동영역에서 생성된 가스를 더 연소시키는 2차연소영역을 형성함과 동시에, 상기 2차연소영역내에 그 입구부분에서 상방으로 향하고 또한 출구부분의 직전에서 하방으로 회전하는 가스의 재순환 소용돌이를 형성하는 것을 특징으로 하는 폐기물 소각로에 의한 폐기물 소각방법.In a waste incinerator in which a waste gas supplied therein is burned and gasified and discharged to the outside, a primary combustion zone for burning and gasifying the waste gas therein, and a gas generated in the same region located above the primary combustion zone. While forming a secondary combustion zone for combustion, waste incineration by a waste incinerator, which forms a recycle vortex of gas which is upwardly from the inlet portion and rotates downwardly just before the outlet portion within the secondary combustion region. Way. 내부에 공급된 폐기물을 연소시켜 가스화하여 외부로 배출하는 폐기물 소각로에 있어서, 그 내부에 상기 폐기물을 연소시켜 가스화하는 1차연소영역과, 이1차연소영역의 상방에 위치하고, 동영역에서 생성된 가스를 더 연소시키는 2차연소영역을 형성하고, 이 폐기물 소각로의 내부에 보조연소공기를 공급하는 공기공급수단을 구비함과 동시에, 상기 2차연소영역내에 그 입구부분에서 상방으로 향하고 또한 출구부분의 직전에서 하방으로 회전하는 가스의 재순환 소용돌이를 형성하도록 상기 2차연소영역에 있어서의 소각로의 내부형상과 상기 공기공급수단에 의한 보조연소공기의 공급개소 및 공급방향을 설정한 것을 특징으로 하는 폐기물 소각로.In a waste incinerator in which a waste gas supplied therein is combusted to be gasified and discharged to the outside, a primary combustion zone for burning and gasifying the waste in the interior thereof, and a gas generated in the same zone, located above the primary combustion zone. A secondary combustion zone for further combustion is formed, and an air supply means for supplying auxiliary combustion air is provided inside the waste incinerator, and upwards from the inlet portion of the secondary combustion zone and downwards just before the outlet portion. And an internal shape of the incinerator in the secondary combustion zone, a supply point of the auxiliary combustion air by the air supply means, and a supply direction so as to form a recirculation vortex of the gas rotating in the furnace. 제2항에 있어서, 상기 2차 연소영역에 있어서의 소각로내부형상을, 이 2차연소영역의 출구부분에서 상방으로 향함에 따라 가스통로가 축소하는 형상으로 설정함과 동시에 이2차 연소영역의 입구부분 및 출구부분에 상기 공기공급수단에 의한 보조연소공기의 공급개소를 설정하고, 상기 출구부분에서 공급되는 보조연소공기의 공급방향을 하향으로 설정한 것을 특징으로 하는 폐기물 소각로.3. The incinerator inner shape of the secondary combustion zone is set to a shape in which the gas passage is reduced as it moves upward from the outlet of the secondary combustion zone and at the inlet of the secondary combustion zone. The waste incinerator characterized in that the supply portion of the auxiliary combustion air by the air supply means is set in the portion and the outlet portion, and the supply direction of the auxiliary combustion air supplied from the outlet portion is set downward. 제3항에 있어서, 상기 2차 연소영역입구부분에서 공급되는 보조연소공기가 선회하도록 그 공급방향을 설정한 것을 특징으로 하는 폐기물 소각로.The waste incinerator according to claim 3, wherein the supply direction is set so that the auxiliary combustion air supplied from the secondary combustion zone inlet portion turns. 제3항 또는 제4항에 있어서, 상기 2차 연소영역의 입구부분의 내부형상을 상방으로 향함에 따라 가스통로가 확대하는 형상으로 설정한 것을 특징으로 하는 폐기물 소각로.The waste incinerator as set forth in claim 3 or 4, wherein a gas passage is enlarged as the inner shape of the inlet portion of the secondary combustion zone is directed upward. 제2항 내지 5항중 어느 한항에 있어서, 상기 2차연소영역을 둘러싸는 소각로 측벽내에 냉각용 재킷을 형성함과 동시에 이 냉각용 재킷내에 냉각용 유체를 유통시키는 유통수단을 구비한 것을 특징으로 하는 폐기물 소각로.The waste according to any one of claims 2 to 5, further comprising: a distribution means for forming a cooling jacket in the side wall of the incinerator surrounding the secondary combustion region and circulating the cooling fluid in the cooling jacket. incinerator. 제2항 내지 제6항중 어느 한항에 있어서, 상기 2차연소영역과 소각로출구와의 사이에 2차연소영역에서 연소된 가스를 체재시키는 3차연소영역을 형성한 것을 특징으로 하는 폐기물 소각로.The waste incinerator according to any one of claims 2 to 6, wherein a tertiary combustion region is formed between the secondary combustion region and the incinerator outlet so as to keep the gas combusted in the secondary combustion region. 제7항에 있어서, 상기 3차연소영역을 둘러싸는 소각로 측벽내에 냉각용 재킷을 형성함과 동시에, 이 냉각용 재킷내에 냉각용 유체를 유통시키는 유통수단을 구비한 것을 특징으로 하는 폐기물 소각로.8. The waste incinerator according to claim 7, wherein a cooling jacket is formed in the side wall of the incinerator surrounding the tertiary combustion region, and a circulation means is provided for circulating the cooling fluid in the cooling jacket. 제6항 또는 제8항에 있어서, 노내온도를 검출하는 온도검출수단과, 이 온도검출수단에 의하여 검출된 온도에 의거하여 상기 유통수단에 의하여 상기 냉각용 재킷내에 유통되는 냉각용 유체의 유량을 제어하는 유량 제어수단을 구비한 것을 특징으로 하는 폐기물 소각로.The flow rate of the cooling fluid circulated in the cooling jacket by the distribution means based on the temperature detection means for detecting the furnace temperature and the temperature detected by the temperature detection means. Waste incinerator comprising a flow control means for controlling. 제3항 내지 제9항중 어느 한항에 있어서, 상기 보조 연소공기중에 수증기 또는 미립화한 물을 혼입하는 것을 특징으로 하는 폐기물 소각로.10. The waste incinerator according to any one of claims 3 to 9, wherein water vapor or atomized water is mixed into the auxiliary combustion air. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930027357A 1992-12-11 1993-12-11 Apparatus and method of burning wastes KR0131745B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP33197392 1992-12-11
JP92-331973 1992-12-11
JP93-189946 1993-07-30
JP18994693 1993-07-30

Publications (2)

Publication Number Publication Date
KR940015366A true KR940015366A (en) 1994-07-20
KR0131745B1 KR0131745B1 (en) 1998-04-15

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KR1019930027357A KR0131745B1 (en) 1992-12-11 1993-12-11 Apparatus and method of burning wastes

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EP (1) EP0601584B1 (en)
KR (1) KR0131745B1 (en)
DE (1) DE69313415T2 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0823590B1 (en) * 1996-02-29 2005-02-02 Mitsubishi Heavy Industries, Ltd. Method and apparatus for producing superheated steam using heat generated through incineration of wastes
EP0908672B1 (en) 1996-06-25 2003-09-03 Ebara Corporation Methods for fusion treating a solid waste for gasification
SE513303C2 (en) * 1998-11-18 2000-08-21 Bernardini Mario Reactor for combustion gas combustion

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Publication number Priority date Publication date Assignee Title
US4300460A (en) * 1978-03-10 1981-11-17 Enterprises International Inc. Method for generating heat from waste fuel
DE3003245A1 (en) * 1980-01-30 1981-11-12 Deutsche Babcock Ag, 4200 Oberhausen METHOD AND DEVICE FOR BURNING SUBSTANCES WITH HEAVY BURNING INGREDIENTS
HU205442B (en) * 1987-04-27 1992-04-28 Energiagazdalkodasi Intezet Method and firing equipment for fluidization firing fuels
US4883115A (en) * 1988-09-16 1989-11-28 Ogden Environmental Services, Inc. Method and apparatus for cooling high-temperature processes
EP0458967B1 (en) * 1989-02-17 1994-07-20 Ebara Corporation Fluidized bed combustion furnace
JP2750729B2 (en) * 1989-03-30 1998-05-13 バブ日立エンジニアリングサービス株式会社 Waste incinerator with boiler
JPH04340014A (en) * 1991-05-17 1992-11-26 Kubota Corp Method of regulating blast volume to incinerator

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DE69313415D1 (en) 1997-10-02
EP0601584B1 (en) 1997-08-27
KR0131745B1 (en) 1998-04-15
DE69313415T2 (en) 1998-02-19
EP0601584A1 (en) 1994-06-15

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