WO2019125027A1 - Unité d'alimentation en carburant et incinérateur la comprenant - Google Patents

Unité d'alimentation en carburant et incinérateur la comprenant Download PDF

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Publication number
WO2019125027A1
WO2019125027A1 PCT/KR2018/016390 KR2018016390W WO2019125027A1 WO 2019125027 A1 WO2019125027 A1 WO 2019125027A1 KR 2018016390 W KR2018016390 W KR 2018016390W WO 2019125027 A1 WO2019125027 A1 WO 2019125027A1
Authority
WO
WIPO (PCT)
Prior art keywords
fuel
air
supply unit
fuel supply
combustion
Prior art date
Application number
PCT/KR2018/016390
Other languages
English (en)
Korean (ko)
Inventor
나상권
Original Assignee
주식회사 포스코
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 포스코 filed Critical 주식회사 포스코
Publication of WO2019125027A1 publication Critical patent/WO2019125027A1/fr

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Classifications

    • 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
    • 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
    • F23G5/002—Incineration of waste; Incinerator constructions; Details, accessories or control therefor characterised by their grates
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
    • F23K3/10—Under-feed 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
    • F23L1/00—Passages or apertures for delivering primary air for combustion 
    • F23L1/02—Passages or apertures for delivering primary air for combustion  by discharging the air below the fire
    • 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
    • F23L15/00—Heating of air supplied for combustion
    • F23L15/04—Arrangements of recuperators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2204/00—Supplementary heating arrangements
    • F23G2204/10—Supplementary heating arrangements using auxiliary fuel
    • F23G2204/101—Supplementary heating arrangements using auxiliary fuel solid fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K2203/00—Feeding arrangements
    • F23K2203/20—Feeding/conveying devices
    • F23K2203/202—Feeding/conveying devices using screws
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Definitions

  • the present invention relates to a fuel supply unit and an incinerator including the same.
  • the annular incinerator has a structure in which air is injected in a tangential direction on the upper side of the sidewall of the incinerator or in the lower side of the sidewall, and the air injected to the upper side of the sidewall is pivoted inside the incinerator and descended.
  • the air injected to the lower side of the sidewall part is pivoted to the lower part, and then partly enters the lower compartment to cool the compartment, and partly enters the lower part of the incinerator to join the combustion and exits to the exit.
  • the fuel injected into the incinerator must be fed to the center of the bottom of the incinerator so that the incinerator can operate normally without interfering with linear rotation within the incinerator.
  • Another object of the present invention is to provide a fuel supply unit for preventing the silica formed after the combustion of fuel from flowing from the side wall and blocking the flow path of air flowing into the lower portion of the combustion space, and an incinerator including the same. .
  • the fuel supply unit may include a fuel feeding unit that transfers fuel upward and a fuel support unit that is provided at an upper portion of the fuel feeding unit and has a fuel groove at an outer circumferential portion thereof.
  • the fuel supporting portion of the fuel supply unit may include a central surface member provided around the upper end of the fuel feeding portion, an outer peripheral portion provided on the outer periphery of the central surface member, And a receiving member provided at a lower portion of the center surface member and the edge surface member.
  • the housing member of the fuel supply unit is configured to form an air containing chamber in cooperation with the central face member, and an air preheating chamber communicating with the air containing chamber in cooperation with the edge face member And the like.
  • the fuel supply unit may include a bottom fitting part connected to the housing member and supplying air to the air preheating chamber.
  • the bottom wearing portion of the fuel supply unit may be coupled to the housing member to supply air in a tangential direction of the air preheating chamber.
  • the central surface member of the fuel supply unit may have a spray hole formed therein, and the air passed through the air preheating chamber and the air containing chamber may be directed upward And discharging it.
  • the fuel support portion of the fuel supply unit may include a central surface member provided in the periphery of the upper end of the fuel pouring portion and an outer periphery of the central surface member, And a scraper member which is provided to move in the circumferential direction of the face member and the edge member and into which the end portion is inserted.
  • the incinerator according to another embodiment of the present invention may include a combustion chamber unit having a combustion space formed therein and supplied with air through a side wall portion and the fuel supply unit provided below the combustion chamber unit.
  • the fuel supply unit and the incinerator including the fuel supply unit according to the present invention have an advantage in that the fuel efficiency is reduced due to the supply of fuel to the bottom of the incinerator.
  • the fuel supply unit and the incinerator including the fuel supply unit of the present invention have an advantage of preventing the silica formed after the combustion of the fuel from flowing in the side wall portion and blocking the path of the air flowing into the lower portion of the combustion space have.
  • FIG. 1 is a configuration diagram showing a fuel supply unit of the present invention.
  • Fig. 2 is a side view and a plan view showing a state in which the bottom fitting portion supplies air in the fuel supply unit of the present invention.
  • FIG. 3 is a plan view showing the fuel support in the fuel supply unit of the present invention.
  • FIG. 4 is a cross-sectional view showing the scraper member portion of the fuel support in the fuel supply unit of the present invention.
  • FIG. 5 is a plan view showing a scraper member in the fuel supply unit of the present invention.
  • FIG. 6 is a sectional view showing an incinerator of the present invention.
  • the present invention relates to a fuel supply unit (100) and an incinerator including the same, and it is possible to prevent a problem that combustion efficiency is lowered by supplying fuel (F) to the bottom of an incinerator.
  • the silica formed after the combustion of the fuel F is prevented from flowing into the combustion space C through the sidewall 210 and blocking the flow path of the air flowing into the combustion space C, It is possible to prevent the problem that the combustion efficiency is lowered.
  • a fuel supply unit 100 includes an upper And a fuel supporting part 120 provided on the fuel feeding part 110 to receive the fuel F and having a groove 128 on the outer periphery thereof, .
  • the fuel feeding unit 110 serves to supply the fuel F.
  • the fuel feeding part 110 may be provided at the bottom of the combustor and may be provided with a screw rod for transmitting the fuel F by rotation. Accordingly, the fuel feeding part 110 can transfer the fuel F to the combustion space C to be burned.
  • a fuel supporting part 120 for supporting the fuel F transferred with the fuel F is disposed around the fuel feeding part 110.
  • the fuel supporting part 120 is disposed in the vicinity of the air intake part 130, The combustion reaction can be induced even inside the fuel F delivered from the fuel feeding part 110. As a result, A detailed description of such a floor-standing portion 130 will be described later with reference to Fig.
  • the fuel support part 120 supports the fuel F delivered from the fuel feeding part 110.
  • the fuel support part 120 is provided on the upper part of the fuel feeding part 110.
  • Shaped grooves 128 are formed in the outer circumferential portion of the fuel supporter 120 so that the combustion residues such as silica formed in the fuel F burned in the fuel supporter 120 are injected into the fuel supporter 120, Thereby preventing the air flow path from being blocked.
  • the fuel groove 128 may be formed in a ring shape continuous with the outer periphery of the fuel support 120.
  • a scraper member 129 may be provided to remove combustion residues such as silica when the fuel grooves 128 are accumulated. The detailed description thereof will be given later with reference to FIG. 4 and FIG.
  • the fuel support part 120 is provided at the upper end of the fuel feeding part 110 to support the fuel F and to prevent the combustion byproduct from escaping to the outside by forming the catch groove 128.
  • the fuel support unit 120 of the fuel supply unit 100 includes a center surface member 121 provided around the upper end of the fuel feeding unit 110, And an accommodating member 122 provided on the outer periphery of the center surface member 121 and provided on the lower surface of the center surface member 121 and the edge surface member.
  • the center surface member 121 is provided at the periphery of the upper end of the fuel feeding part 110 through which the fuel F is delivered.
  • a spray hole 123 for supplying air to the lower portion of the fuel F may be formed on the center surface member 121. A detailed description thereof will be given later with reference to FIG.
  • the edge member extends to the outer periphery of the center face member 121 to support the stack of the fuel F.
  • the edge of the edge member is formed with the catch groove 128, so that the combustion byproduct such as silica is released to the outside of the edge member, so that the air introduced through the side wall 210 can not be moved to the combustion space C Thereby preventing the clogging problem.
  • the receiving member 122 serves to form the air receiving chamber H and the air preheating chamber P in cooperation with the central face member 121 and the edge face member. To this end, the receiving member 122 is provided below the center face member 121 and the edge face member.
  • the housing member 122 is provided at a lower portion of the central face member 121 to form an air receiving chamber H in a predetermined space in cooperation with the central face member 121.
  • the housing member 122 of the fuel supply unit 100 forms the air receiving chamber H in cooperation with the central face member 121, And an air preheating chamber P communicating with the air containing chamber H is formed in cooperation with the air preheating chamber P.
  • the air preheating chamber P receives the air from the bottom inlet 130 to be described later, preheats the air, and then transfers the air to the air receiving chamber H.
  • the preheating The air is introduced into the lower portion of the fuel F through the ejection holes 123 formed in the central face member 121 to expand the region to be burned in the fuel F.
  • the contact area where the air is preheated by the catch groove 128 is increased to increase the preheating efficiency do.
  • the catch groove 128 has a recessed shape with respect to the upper surface of the edge member.
  • the catch member 128 accommodates combustion by-products such as silica introduced onto the edge member, It is possible to increase the contact area with the air passing through the air preheating chamber P because the protrusion is protruded in the air preheating chamber P direction.
  • FIG. 2 is a side view and a plan view showing a state in which the bottom inlet portion 130 supplies air in the fuel supply unit 100 of the present invention, and with reference to the drawings, (100) may include a bottom inlet portion (130) associated with the receiving member (122) and supplying air to the air preheating chamber (P).
  • the bottom inlet 130 is connected to the air inlet chamber H through the air preheating chamber P and the outlet hole 123 formed in the central surface member 121 of the fuel support 120 As the air is supplied to the lower portion of the fuel F, the combustion reaction can be induced inside the lower portion of the fuel F as well.
  • the bottom inlet 130 may be coupled to the air preheating chamber P having a circular planar outer shape in a tangential direction to supply air in the tangential direction of the air preheating chamber P.
  • the bottom inlet 130 of the fuel supply unit 100 may be configured so as to supply air in the tangential direction of the air preheating chamber P, . ≪ / RTI >
  • the bottom inlet 130 supplies air tangentially to the air preheating chamber P, the air flowing into the air preheating chamber P moves from the outside to the inside, . Even if the bottom inlet 130 is supplied to the air preheating chamber P through only one pipe, if the air is supplied in the tangential direction of the air preheating chamber P, Air can be uniformly supplied, and a plurality of supply pipes may not be required.
  • FIG 3 is a plan view of the fuel supply unit 120 in the fuel supply unit 100 according to the present invention.
  • the center surface member (not shown) of the fuel supply unit 100 according to the embodiment of the present invention 121 is formed with an ejection hole 123 and the air passed through the air preheating chamber P and the air containing chamber H is discharged to the upper side where the fuel F is seated through the ejection hole 123 And discharging it.
  • the center surface member 121 provided at the periphery of the upper end of the fuel feeding part 110, through which the fuel F is delivered, Air can be supplied to the lower portion of the fuel F mounted on the upper surface of the center face member 121 to form a combustion region in the lower portion of the fuel F.
  • silica which is a by-product of combustion formed on the upper portion of the fuel (F), also flows outward without being dropped into the jet hole (123), and is guided to the jet groove (128).
  • FIG. 4 is a cross-sectional view showing a portion of the scraper member 129 of the fuel support unit 120 in the fuel supply unit 100 of the present invention.
  • Fig. 5 is a cross-sectional view of the scraper member 129 in the fuel supply unit 100 of the present invention.
  • the fuel support unit 120 of the fuel supply unit 100 includes a central surface member 121 provided around the upper end of the fuel feeding unit 110, And an edge member provided on an outer periphery of the center face member 121 and formed to move in a circumferential direction of the edge face member having the pocket groove 128 formed therein and having an end portion inserted into the pocket groove 128 And may include a scraper member 129.
  • silica which is combustion byproduct of the fuel (F)
  • the collected silica or the like may be collected on the bottom surface of the pocket groove
  • the silica or the like can be discharged to the outside through a discharge pipe (not shown) or the like.
  • the silica may be fixed in the inside of the pocket 128 formed at a relatively low temperature after entering the pocket 128.
  • the scraper member 129 may be fixed to the inside of the pocket 128, And the like are separated from the poppet groove 128.
  • the scraper member 129 is partially inserted into the groove 128 and is moved to move along the groove 128, so that foreign matter such as silica in the groove 128 can be guided to the groove Lt;
  • RTI ID 0.0 > 128 < / RTI >
  • the scraper member 129 may include a rotating ring 129a, a scratching tab 129b, a ring driving motor 129c, and the like.
  • the scratch tab 129b is directly inserted into the groove 128 to separate foreign substances such as silica from the groove 128 in the groove 128.
  • the rotary ring 129a serves to mediate the movement of the scratch tab 129b in the circumferential direction of the catch groove 128 by receiving the rotational force of the ring driving motor 129c.
  • the circular groove 129 is coupled to one side of the rotary ring 129a, and the rotary ring 129a is connected to the ring driving motor 129c to receive the driving force and rotate.
  • the combination of the rotary ring 129a and the ring driving motor 129c may be configured to transmit a driving force through gear engagement or may be connected to transmit a driving force by a friction cloud.
  • FIG. 6 is a cross-sectional view illustrating an incinerator of the present invention.
  • an incinerator according to another embodiment of the present invention includes a combustion space C formed therein, A combustion chamber unit 200 and the fuel supply unit 100 provided at a lower portion of the combustion chamber unit 200.
  • the combustion chamber C is formed in the fuel supply unit 100 in addition to forming the combustion region by supplying air to the combustion space C through the side wall portion 210 of the combustion chamber unit 200.
  • the fuel is supplied from the bottom of the bottom portion of the fuel feeder 110 to the bottom of the fuel feeder 110 so as to secure the combustion region and perform rapid combustion. It is possible to prevent the problem that the combustion efficiency is lowered because no combustion is generated in the combustion chamber.
  • the fuel grooves 128 formed in the fuel supply unit 100 can prevent combustion efficiency deterioration due to combustion by-products such as silica.
  • combustion chamber unit 200 of the incinerator may include a side wall inlet portion 220 for supplying air to the side wall portion 210.
  • the side wall inlet portion 220 for supplying air from the side wall portion 210 is provided separately from the air supplying portion through the bottom inlet portion 130 and the fuel support portion 120 of the fuel supply unit 100 .
  • the mainstream combustion in the combustion space C occurs at the upper portion of the fuel F by the air supplied from the side wall inlet portion 220, and the air supplied from the bottom inlet portion 130 is added And is generated as the fuel expands from the lower portion of the fuel F that is seated on the fuel supporting portion 120.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Solid-Fuel Combustion (AREA)

Abstract

L'invention concerne une unité d'alimentation en carburant pouvant comprendre : une partie d'alimentation en carburant pour distribuer un carburant vers le haut ; et une partie de support de carburant qui est disposée sur la partie d'alimentation en carburant, qui a le combustible placé sur celle-ci, et qui présente une rainure de poche formée sur une partie circonférentielle externe de celle-ci. En outre, l'invention concerne un incinérateur pouvant comprendre : une unité de chambre de combustion ayant un espace de combustion formé à l'intérieur de celle-ci et recevant l'alimentation en air à travers une partie de paroi latérale ; et l'unité d'alimentation en carburant disposée sous l'unité de chambre de combustion.
PCT/KR2018/016390 2017-12-21 2018-12-20 Unité d'alimentation en carburant et incinérateur la comprenant WO2019125027A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170177200A KR102020403B1 (ko) 2017-12-21 2017-12-21 소각로
KR10-2017-0177200 2017-12-21

Publications (1)

Publication Number Publication Date
WO2019125027A1 true WO2019125027A1 (fr) 2019-06-27

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PCT/KR2018/016390 WO2019125027A1 (fr) 2017-12-21 2018-12-20 Unité d'alimentation en carburant et incinérateur la comprenant

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WO (1) WO2019125027A1 (fr)

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Publication number Priority date Publication date Assignee Title
KR20210031135A (ko) 2019-09-11 2021-03-19 조영호 이단연소를 유도한 고효율 연소장치
KR102595491B1 (ko) 2021-07-05 2023-10-27 조영호 고효율연소유도장치를 이용한 소형(이동식)소각장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004218899A (ja) * 2003-01-14 2004-08-05 Toto Yupro Ltd 液体燃料燃焼装置
JP2009162414A (ja) * 2007-12-28 2009-07-23 Miike Iron Works Co Ltd 燃焼炉
KR20120006929A (ko) * 2010-07-13 2012-01-19 성문경 펠릿을 연료로 하는 난방장치
JP2012197952A (ja) * 2011-03-07 2012-10-18 Miike Iron Works Co Ltd 炉床構造及び燃焼炉
KR101726047B1 (ko) * 2015-06-08 2017-04-27 주식회사 포스코 연소기

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101621575B1 (ko) 2008-10-10 2016-05-16 다우 글로벌 테크놀로지스 엘엘씨 종이계 기재용 다층 코팅

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004218899A (ja) * 2003-01-14 2004-08-05 Toto Yupro Ltd 液体燃料燃焼装置
JP2009162414A (ja) * 2007-12-28 2009-07-23 Miike Iron Works Co Ltd 燃焼炉
KR20120006929A (ko) * 2010-07-13 2012-01-19 성문경 펠릿을 연료로 하는 난방장치
JP2012197952A (ja) * 2011-03-07 2012-10-18 Miike Iron Works Co Ltd 炉床構造及び燃焼炉
KR101726047B1 (ko) * 2015-06-08 2017-04-27 주식회사 포스코 연소기

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KR20190075537A (ko) 2019-07-01
KR102020403B1 (ko) 2019-09-10

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