WO2016199977A1 - 연소기 - Google Patents
연소기 Download PDFInfo
- Publication number
- WO2016199977A1 WO2016199977A1 PCT/KR2015/008000 KR2015008000W WO2016199977A1 WO 2016199977 A1 WO2016199977 A1 WO 2016199977A1 KR 2015008000 W KR2015008000 W KR 2015008000W WO 2016199977 A1 WO2016199977 A1 WO 2016199977A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- combustion
- clinker
- air
- combustion chamber
- grate
- Prior art date
- Legal status (The legal status 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 status listed.)
- Ceased
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B30/00—Combustion apparatus with driven means for agitating the burning fuel; Combustion apparatus with driven means for advancing the burning fuel through the combustion chamber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B1/00—Combustion apparatus using only lump fuel
- F23B1/30—Combustion apparatus using only lump fuel characterised by the form of combustion chamber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B1/00—Combustion apparatus using only lump fuel
- F23B1/30—Combustion apparatus using only lump fuel characterised by the form of combustion chamber
- F23B1/32—Combustion apparatus using only lump fuel characterised by the form of combustion chamber rotating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B40/00—Combustion apparatus with driven means for feeding fuel into the combustion chamber
- F23B40/04—Combustion apparatus with driven means for feeding fuel into the combustion chamber the fuel being fed from below through an opening in the fuel-supporting surface
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B7/00—Combustion techniques; Other solid-fuel combustion apparatus
- F23B7/002—Combustion techniques; Other solid-fuel combustion apparatus characterised by gas flow arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B80/00—Combustion apparatus characterised by means creating a distinct flow path for flue gases or for non-combusted gases given off by the fuel
- F23B80/02—Combustion apparatus characterised by means creating a distinct flow path for flue gases or for non-combusted gases given off by the fuel by means for returning flue gases to the combustion chamber or to the combustion zone
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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
- F23G5/24—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a vertical, substantially cylindrical, combustion chamber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/02—Apparatus for removing ash, clinker, or slag from ash-pits, e.g. by employing trucks or conveyors, by employing suction devices
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- 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
- F23L9/06—Passages or apertures for delivering secondary air for completing combustion of fuel by discharging the air into the fire bed
Definitions
- the present invention relates to a combustor for recovering combustion heat generated by burning solid fuel in a combustion chamber for use as energy.
- the clinker generated by the combustion is collected in the clinker collection unit connected to the lower side of the combustion chamber and removed from the combustion chamber.
- the clinker is collected in the clinker collecting unit along the flowing combustion air, and since the combustion air does not flow smoothly from the combustion space to the clinker collecting unit, the clinker removal efficiency of the combustion space is lowered.
- the present invention has been made to solve the above problems, and an object of the present invention is to provide a combustor that improves the clinker removal efficiency of the combustion space by smoothly flowing combustion air from the combustion space to the clinker collection unit.
- a combustor includes a combustion chamber in which a grate is built and a combustion space is formed on the grate; A fuel supply unit connected downward to a central portion of the grate to supply fuel to an upper portion of the grate; An air supply unit connected to the side of the combustion chamber inclined in a horizontal plane so that combustion air is pivoted in the combustion space; A clinker collecting part which is in downward communication with a gap formed between the inner wall of the combustion chamber and the grate and collects the clinker generated by the combustion of fuel in the combustion space through the gap; And a reflow channel passing through the grate from the clinker collector to the combustion space so that combustion air flowing out from the combustion space to the clinker collector through the gap is reintroduced into the combustion space.
- the size of the cross-sectional area may be smaller from the lower portion of the combustion chamber toward the center side.
- a plurality of reflow channels are formed, and the number of the reflow channels may decrease from the lower side of the combustion chamber toward the center side.
- the present invention may further include a flow control member for controlling the flow structure of the combustion air in the clinker collector to limit the clinker in the clinker collector is re-introduced into the combustion space with the combustion air. have.
- the flow control member may be formed to extend downward from the lower portion of the combustion chamber into the clinker collecting portion.
- the flow control member may be extended downwardly inclined toward the central side of the combustion chamber.
- the present invention is the air supply passage and the clinker collecting in the gap so that the clinker is collected in the clinker collecting through the gap when the combustion air provided by the lower air supply is supplied into the combustion chamber through the gap. It may further include a partition formed to separate the passage.
- the present invention may further include a check member provided inside the clinker collection unit and having a passing hole narrowed up and down to prevent the clinker passed downward from passing upward.
- water may be accommodated in the lower portion of the clinker collection unit so that the clinker is deposited.
- the air supply unit may be connected to an outer wall of the combustion chamber that is spaced apart from the inner wall and surrounds the inner wall so that combustion air may turn along the inner wall outer surface of the combustion chamber and then flow into the combustion space through the inlet.
- the air supply unit may include: an upper air supply unit connected to an upper side of the combustion chamber to supply combustion air such that combustion air pivots downward in the combustion space; And a lower air supply unit connected to a lower side of the combustion chamber and configured to supply combustion air so that combustion air rises along the center of the combustion chamber after the combustion air contacts and combusts the fuel above the grate.
- the present invention guides the combustion air so that the combustion air is turned downward along the inner wall of the combustion chamber in the combustion space, the guide which is opened downward while the combustion air protrudes into the combustion space at the inlet inlet into the combustion space. It may further include a member.
- the grate may be rotationally driven around the fuel supply unit.
- the fuel supply part may protrude to the combustion space through the grate and may be configured in a screw manner to continuously supply fuel.
- the fuel supply portion protrudes toward the combustion space through the grate, and the combustion space side end portion may be equipped with a downwardly downward blocking member to disperse to the side while blocking the upward movement of the fuel.
- combustion chamber may have a truncated cone shape as a phase narrow light type.
- the inflow channel passing through the grate from the clinker collector to the combustion space is configured such that the combustion air flowing out from the combustion space to the clinker collector through the gap is re-introduced into the combustion space.
- the combustion air flows out smoothly into the collecting part it has an effect of increasing the clinker removal efficiency of the combustion space.
- FIG. 1 is a view showing the inside of a combustor according to an embodiment of the present invention.
- FIG. 2 is a view showing the inside of the combustor according to another embodiment of the present invention.
- FIG. 3 is a plan view showing a lower grate in the combustor of FIGS. 1 and 2.
- FIG. 4 is a view showing another embodiment of the grate of FIG.
- FIG. 5 is a view showing another embodiment of the grate of FIG.
- FIG. 6 (a) is a view showing the flow structure of the combustion air when the flow control member is not installed in the clinker collector in the combustor of Figs. 1 and 2
- Figure 6 (b) is a combustor of Figs.
- Figure 2 shows the flow structure of the combustion air when the flow control member is installed in the clinker collector.
- FIG. 7 is a view showing that the check member is installed in the clinker collecting portion in the combustor of FIGS. 1 and 2.
- FIG. 1 is a view showing the inside of a combustor according to an embodiment of the present invention
- Figure 2 is a view showing the inside of a combustor according to another embodiment of the present invention.
- the combustor of the present invention is a combustion chamber 100 in which solid fuel F is combusted, a fuel supply unit 200 supplying fuel F to the combustion chamber 100, and the combustion chamber 100.
- Clinker collecting unit 520 and the clinker collecting unit (C) which includes an air supply unit for supplying combustion air (A) and collects clinker generated by the combustion of fuel (F) in the combustion space (100a) as a main constituent feature.
- the clinker includes ash as the material remaining after the fuel is burned.
- the combustion chamber 100 has a combustion space (100a) is formed therein, the grate 130 is installed in the lower portion of the combustion space (100a), the discharge port (100c) is formed at the top.
- the grate 130 is a configuration in which the fuel (F) is seated on the upper portion is connected to the fuel supply unit 200 in the central portion.
- the combustion chamber 100 has a truncated cone shape as an upper and lower light beam type, which is stable in terms of durability including the downward swing flow of the combustion air A supplied into the combustion chamber 100 to be described later. It can be adopted as a structure. In addition, this structure is an efficient structure by removing the unnecessary inner corner space in the square cross section in terms of gas flow path.
- the grate 130 is rotationally driven around the fuel supply unit 200.
- the grate 130 may be directly connected to the driving member to be rotated, and as another example, the turntable (140 of FIG. 2). Is installed on the upper surface of the drive member to rotate the drive turntable 140 can be rotated in conjunction with this.
- the direct connection structure of the drive member to the grate and the connection structure through the turntable 140 can be used any structure of course.
- the fuel supply unit 200 may be connected downward to the center of the grate 130 to take a structure for supplying the fuel (F) to the top of the grate (130).
- the fuel supply unit 200 may protrude to the combustion space 100a through the grate 130 and may be configured in a screw manner to continuously supply the fuel F by the screw 210.
- the fuel supply unit 200 may be installed at the end of the combustion space (100a) side of the combustion space (100a) may be mounted downward blocking member 220 to be distributed to the side while blocking the upward movement of the fuel (F).
- the air supply unit is connected to the side of the combustion chamber 100 to supply the combustion air (A) into the combustion chamber 100, specifically, may be composed of the upper air supply unit 310 and the lower air supply unit 320. have.
- the upper air supply unit 310 and the lower air supply unit 320 is determined by a position difference relative to each other, and thus is not limited to a specific connection position connected to the side of the combustion chamber 100.
- the upper air supply unit 310 and the lower air supply unit 320 may be configured to take a structure to supply the combustion air (A) to turn along the inner wall 110 of the combustion chamber 100, as an example As shown in FIG. 3, the upper air supply unit 310 may form a connection structure connected to the side of the combustion chamber 100 to be inclined in a horizontal plane. Combustion air A supplied through the upper air supply unit 310 descends while turning along the inner wall 110 of the combustion chamber 100 in the combustion space 100a to the fuel F on the grate 130. As it is preheated before reaching, the combustion efficiency can be increased, and the inner wall 110 of the combustion chamber 100 is blocked by blocking the inner wall 110 from the high temperature distribution site extended upward from the central portion of the combustion chamber 100 toward the outlet 100c. You can drop the temperature.
- the lower air supply unit 320 is connected to the lower side of the combustion chamber 100, the combustion air to rise along the center of the combustion chamber (100) after burning in contact with the fuel (F) above the grate 130 A) serves to supply.
- the upper air supply unit 310 of the air supply unit so that the combustion air (A) is rotated along the outer surface of the inner wall 110 of the combustion chamber 100 and then introduced into the combustion space (100a) through the inlet (100b),
- the inner wall 110 may be connected to the outer wall 120 of the combustion chamber 100 that surrounds the inner wall 110.
- the combustion air A supplied through the upper air supply unit 310 may cool the inner wall 110 while turning upward along the outer surface of the inner wall 110 of the combustion chamber 100, and then the inlet 100b. Through the flow into the combustion space (100a) can be preheated while turning down.
- the combustion air A supplied through the lower air supply unit 320 is introduced into the lower side of the combustion space 100a before the lower inner wall 110 of the combustion chamber 100.
- the lower inner wall 110 may be cooled while turning downward along the outer surface.
- the combustion air (A) supplied by the air supply unit is guided downward in the combustion chamber (100). It may further include a guide member 400 to.
- the upper air supply unit 310 is inclined in a horizontal plane on the side of the combustion chamber 100, the combustion air (A) through the inlet (100b) combustion space (100a) When it enters inside, it has a turning force. Specifically, the combustion air A passes through the inner wall 110 and the outer wall 120 of the combustion chamber 100 and then flows into the combustion space 100a through the inlet 100b. Of course, it maintains its turning force even when flowing into 100a).
- combustion air A which maintains its turning force even in the combustion space 100a, is pushed by subsequent continuous air which is subsequently introduced.
- the combustion air A is rotated while descending, but the fuel F ) And the remaining combustion air (A) is drawn by the high temperature combustion gas flowing upward to the discharge port (100c) side is moved to the center side or the upper side of the combustion chamber (100).
- the combustion air A which maintains the turning force, does not move to the center side or the upper side of the combustion chamber 100, but moves downward through the inner wall 110 of the combustion chamber 100 in the combustion space 100a.
- the guide member 400 guides the combustion air (A).
- the guide member 400 has a structure which is opened downward while protruding into the combustion space (100a) in the inlet (100b) in which the combustion air (A) is introduced into the combustion space (100a), specifically, the combustion chamber
- An upper guide plate 410 extending from the structure above the inlet 100b to the inside of the combustion chamber 100a at 100 and extending downwardly from the upper guide plate 410 and spaced apart from the inner wall 110 of the combustion chamber 100.
- Side guide plate 411 may be provided.
- the side guide plate 411 forms an arrangement structure spaced apart from the inner wall 110 of the combustion chamber 100
- the upper guide plate 410 is preferably the inlet (combustion space 100a) in the combustion chamber (100) 100b) has a structure extending from the upper end of the position to the side guide plate 411.
- the flange structure On the upper side of the inner wall 110 of the combustion chamber 100, and there is an inlet (100b) of the combustion space 100a between the structure and the inner wall 110, the flange structure The structure of will function as the upper guide plate 412.
- the present invention provides more combustion than the lower air supply unit 320 to the upper air supply unit 310 that supplies the combustion air A above the combustion chamber 100 so that the combustion air A is turned downward as described above. It may further comprise a branch configured to provide an air quantity. By increasing the amount of combustion air provided to the upper air supply unit 310 by such a branch, it is possible to increase the preheating of the combustion air A and the cooling effect of the inner wall 110 of the combustion chamber 100.
- the branch part has a branch wall 341 for branched flow of combustion air (A) inside the air supply line 330 connected to the upper air supply part 310 and the lower air supply part 320 as one flow path.
- a rotation bar 342 may be mounted to adjust the amount of combustion air flowing into each of the upper air supply part 310 and the lower air supply part 320.
- the pivoting bar 342 is not shown in the drawing, it takes a structure linked to a driving unit that provides a driving force to the pivoting bar 342 to pivot the pivoting bar 342.
- the clinker collecting unit 520 in which the clinker generated by the combustion of the fuel F in the combustion space 100a is collected through the gap 510 and the clinker in the combustion space 100a are provided.
- a reflow channel 530 is provided such that the combustion air A flowing out from the combustion space 100a to the clinker collector 520 through the gap 510 is re-introduced into the combustion space 100a. do.
- the clinker collector 520 communicates downwardly with the gap 510 formed between the inner wall 110 of the combustion chamber 100 and the grate 130, so as to burn the fuel F in the combustion space 100a. It collects the generated clinker through the gap 510.
- the clinker which is the remaining material of the fuel F, is moved by the combustion air A which swings downward in the combustion space 100a, thereby being located at the lower edge of the combustion space 100a, that is, the combustion chamber 100.
- the reflow channel 530 has a structure passing through the grate 130 from the clinker collector 520 to the combustion space 100a, and thus the clinker collector through the gap 510 from the combustion space 100a. Combustion air (A) leaked to 520 serves to re-introduced into the combustion space (100a).
- the gap 510 is the combustion air (A) entering and exiting the clinker collecting portion (520)
- the combustion air (A) is flowed back into the combustion space (100a) through the gap 510 when the combustion air (A) flows out from the combustion space (100a) to the clinker collecting portion 520 through the gap (510) ( By colliding with A), the outflow flow to the clinker collector 520 is not smoothly performed, so that the clinker is not collected efficiently in the clinker collector 520.
- the combustion air (A) is a combustion space so that the combustion air (A) flows smoothly from the combustion space (100a) to the clinker collecting portion 520 in order to increase the clinker removal efficiency of the combustion space (100a)
- a reflow channel 530 is configured to reflow into 100a.
- the reflow channel 530 takes a structure that passes through the grate 130 from the clinker collector 520 to the combustion space (100a), in the lower portion of the combustion chamber 100 as a separate passage from the gap 510. It is only to be formed to pass through the grate 130, the specific structure thereof is of course not limited by the present invention.
- At least one or more reflow channels 530 may be formed around the central portion of the combustion chamber 100.
- the combustion air (A) is re-introduced into the combustion space (100a) through the re-inlet channel 530, but during this re-introduction process, some of the clinker is also returned to the combustion space (100a) with the combustion air (A). Inflow.
- the distance from the combustion air flow structure within the clinker collecting part 520 to the combustion space 100a through the reflow channel 530 is greater from the lower portion of the combustion chamber 100 toward the central side. The flow rate is faster, the faster the flow rate, the more easily the clinker is moved back into the combustion space (100a) by the combustion air (A).
- the reflow channel 530 is reflowed into the combustion space 100a by taking a structure in which the size of the cross-sectional area decreases from the lower portion of the combustion chamber 100 toward the center.
- the size of the cross-sectional area is relatively reduced, and in the portion where the flow rate is re-flowed into the combustion space 100a is relatively large, the size of the cross-sectional area is relatively large. This can reduce the amount of clinker reflowed.
- the cross-sectional area of the reflow channel 530 refers to the cross-sectional area of the angle at which the flow rate is adjusted when the size changes, and refers to the cross-sectional area in the drawing as an example.
- the reflow channel 530 is formed as shown in Figure 3, although not shown in the figure may be formed narrower toward the center from the lower portion of the combustion chamber (100).
- the reflow channel 530 has a structure in which the number decreases from the lower portion of the combustion chamber 100 toward the center side, whereby the flow velocity of the reflow channel 530 is fast.
- the number of clinkers to be re-introduced back into the combustion space (100a) through the reflow channel 530 as the number is relatively reduced, and the number of the flow rate is re-introduced into the combustion space (100a) is a relatively large number. Can be reduced.
- the reflow channel 530 of FIGS. 3 to 5 described above may have a proper size as the size of the fuel F on the grate 130 does not fall through.
- the flow control member is configured to limit the clinker in the clinker collector 520 is re-introduced into the combustion space (100a) with the combustion air (A) 540 may further include.
- the flow control member 540 is configured to control the combustion air flow structure in the clinker collector 520, so that the clinker in the clinker collector 520 together with combustion air A into the combustion space 100a. Re-introduction can be limited.
- the flow control member 540 may have a structure formed to extend downward from the lower portion of the combustion chamber 100 into the clinker collecting portion 520, as shown in Figure 6 (b), and also the combustion chamber 100 It may take a structure extending inclined downward to the center side of the).
- FIG. 6 (a) shows the combustion air when the flow control member 540 is not installed.
- 6 (b) is a view showing a combustion air flow structure when the flow control member 540 is installed.
- the combustion air A rises at a high speed in the clinker collector 520 at a high speed and is not flowed to the reflow channel 530 by the flow control member 540.
- the flow velocity is slowed and the flow length is also increased, and as the vortex intensity is reduced instead of increasing the flow diameter rotating below the gap 510 in the vertical direction, the combustion air A is along the combustion air A. It is possible to more effectively implement the separated clinker from the combustion air (A) by the own weight, thereby increasing the clinker collection efficiency of the clinker collector 520.
- the present invention when the combustion air (A) provided by the lower air supply unit 320 is supplied into the combustion chamber 100 through the gap 510, the air supply passage (510a) and the clinker collecting passage (510b) It may further include a partition wall 600 formed in the gap 510 to separate.
- the lower air supply unit 320 is connected to the lower side of the combustion chamber 100, so that the combustion air A burns in contact with the fuel F of the upper part of the grate 130 and then rises along the center of the combustion chamber 100.
- Combustion air (A) is supplied so that the gap 510 may be utilized as a passage flowing into the combustion space (100a) as shown in FIG.
- the partition wall 600 may be installed in the gap 510.
- the partition 600 separates the air supply passage 510a and the clinker collecting passage 510b from the gap 510 so that the clinker may be collected by the clinker collecting portion 520 through the gap 510. It takes a structure, as an example can be arranged in a longitudinal arrangement arranged as shown in the figure, not limited to this, if the air supply passage 510a and the clinker collecting passage 510b is separated from the gap 510 Of course, any arrangement may be taken to correspond to adjacent structures.
- the present invention may further include a check member 700 provided inside the clinker collector 520 as shown in FIG.
- the check member 700 serves to block the downwardly passed clinker from upward pass.
- the check member 700 may have a structure in which a plurality of upper and lower pass holes 700a are preferably formed.
- the clinker collection efficiency of the clinker collection unit 520 can be increased by the check member 700 configured as described above.
- water may be accommodated so that the clinker is deposited on the lower portion of the clinker collection part 520.
- the clinker is not easily separated by the attraction force of the water. If the clinker is deposited in the water, the flow of the combustion air A is not affected at all, thereby further increasing the clinker collection efficiency of the clinker collection unit 520.
- the present invention as described above, the clinker collecting unit (C) so that the combustion air (A) flowing out from the combustion space (100a) to the clinker collecting unit 520 through the gap 510 is re-introduced into the combustion space (100a).
- the reflow channel 530 configured to pass through the grate 130 from the 520 to the combustion space 100a is configured to smoothly flow the combustion air A from the combustion space 100a to the clinker collection part 520.
- the clinker removal efficiency of the combustion space 100a may be increased.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Solid-Fuel Combustion (AREA)
- Air Supply (AREA)
Abstract
Description
Claims (16)
- 화격자가 내장되고 상기 화격자 상에 연소공간이 형성되는 연소실;상기 화격자의 중앙부에 하방연결되어 상기 화격자의 상부로 연료를 공급하는 연료공급부;연소공기가 상기 연소공간에서 선회되게 연소공기를 공급하도록, 상기 연소실의 측부에 수평면상 경사지게 연결된 공기공급부;상기 연소실의 내벽과 상기 화격자 사이에 형성된 간극과 하방연통되어, 상기 연소공간에서 연료의 연소로 생성된 클링커가 상기 간극을 통해 수집되는 클링커수집부; 및상기 연소공간으로부터 상기 간극을 통해 상기 클링커수집부로 유출된 연소공기가 상기 연소공간으로 재유입되도록, 상기 클링커수집부로부터 상기 연소공간으로 상기 화격자를 통과하는 재유입채널;을 포함하는 연소기.
- 제1항에 있어서,상기 재유입채널은 복수 개가 형성되며, 상기 연소실 하부에서 중앙 측으로 갈수록 단면적의 크기가 작아지는 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 재유입채널은 복수 개가 형성되며, 상기 연소실 하부에서 중앙 측으로 갈수록 수가 줄어드는 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 클링커수집부 내의 클링커가 연소공기와 함께 상기 연소공간으로 재유입되는 것을 제한하도록, 상기 클링커수집부 내에서의 연소공기 유동구조를 제어하는 유동제어부재;를 더 포함하는 것을 특징으로 하는 연소기.
- 제4항에 있어서,상기 유동제어부재는 상기 연소실의 하부로부터 상기 클링커수집부 내부로 하방연장되게 형성된 것을 특징으로 하는 연소기.
- 제5항에 있어서,상기 유동제어부재는 상기 연소실의 중앙 측으로 하방경사지게 연장형성된 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 하측 공기공급부에 의해 제공되는 연소공기가 상기 간극을 통해 상기 연소실 내부로 공급 시, 상기 간극을 통해 상기 클링커가 상기 클링커수집부에 수집되게 상기 간극에서 공기공급통로와 클링커수집통로를 분리하도록 형성된 격벽;을 더 포함하는 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 클링커수집부 내부에 제공되며, 하방 통과된 클링커가 상방 역통과하는 것을 차단하도록 상광하협된 통과홀을 가진 체크부재;를 더 포함하는 것을 특징으로 하는 연소기.
- 제1항 내지 제8항 중 어느 한 항에 있어서,상기 클링커수집부의 하부에는 클링커가 침적되도록 물이 수용되는 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 공기공급부는,연소공기가 상기 연소실의 내벽 외면을 따라 선회한 후 상기 유입구를 통해 상기 연소공간으로 유입되도록, 상기 내벽으로부터 이격되어 상기 내벽을 감싸는 상기 연소실의 외벽에 연결된 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 공기공급부는,상기 연소실의 상측 측부에 연결되어, 연소공기가 상기 연소공간에서 하방선회하도록 연소공기를 공급하는 상측 공기공급부; 및상기 연소실의 하측 측부에 연결되어, 연소공기가 상기 화격자 상부의 연료와 접촉하여 연소한 후 상기 연소실의 중앙을 따라 상승하도록 연소공기를 공급하는 하측 공기공급부;를 구비하는 것을 특징으로 하는 연소기.
- 제1항에 있어서,연소공기가 상기 연소공간에서 상기 연소실의 내벽을 따라 하방선회되게 연소공기를 가이드하도록, 연소공기가 상기 연소공간으로 유입되는 유입구에서 상기 연소공간 내측으로 돌출배치되면서 하방개구된 가이드부재;를 더 포함하는 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 화격자는 상기 연료공급부를 중심으로 회전구동되는 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 연료공급부는 상기 화격자를 통과하여 상기 연소공간 측으로 돌출형성되며, 연료를 연속적으로 공급하도록 스크류 방식으로 구성되는 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 연료공급부는 상기 화격자를 통과하여 상기 연소공간 측으로 돌출형성되며, 상기 연소공간 측 단부에는 연료의 상측 이동을 차단하면서 측방으로 분산시키도록 하방 확경된 차단부재가 장착된 것을 특징으로 하는 연소기.
- 제1항에 있어서,상기 연소실은 상협하광형으로서 절두원뿔형상을 지닌 것을 특징으로 하는 연소기.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/578,611 US20180163961A1 (en) | 2015-06-08 | 2015-07-30 | Combustor |
| JP2017563340A JP6574495B2 (ja) | 2015-06-08 | 2015-07-30 | 燃焼器 |
| AU2015398367A AU2015398367B2 (en) | 2015-06-08 | 2015-07-30 | Combustor |
| CA2987567A CA2987567A1 (en) | 2015-06-08 | 2015-07-30 | A combustion chamber for solid fuel |
| CN201580080807.3A CN107690556B (zh) | 2015-06-08 | 2015-07-30 | 燃烧器 |
| EP15895045.1A EP3306191A4 (en) | 2015-06-08 | 2015-07-30 | Combustor |
| BR112017025992A BR112017025992A2 (pt) | 2015-06-08 | 2015-07-30 | combustor |
| PH12017502227A PH12017502227A1 (en) | 2015-06-08 | 2017-12-07 | Combustor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2015-0080629 | 2015-06-08 | ||
| KR1020150080629A KR101726047B1 (ko) | 2015-06-08 | 2015-06-08 | 연소기 |
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| Publication Number | Publication Date |
|---|---|
| WO2016199977A1 true WO2016199977A1 (ko) | 2016-12-15 |
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| PCT/KR2015/008000 Ceased WO2016199977A1 (ko) | 2015-06-08 | 2015-07-30 | 연소기 |
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| US (1) | US20180163961A1 (ko) |
| EP (1) | EP3306191A4 (ko) |
| JP (1) | JP6574495B2 (ko) |
| KR (1) | KR101726047B1 (ko) |
| CN (1) | CN107690556B (ko) |
| AU (1) | AU2015398367B2 (ko) |
| BR (1) | BR112017025992A2 (ko) |
| CA (1) | CA2987567A1 (ko) |
| PH (1) | PH12017502227A1 (ko) |
| WO (1) | WO2016199977A1 (ko) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101879089B1 (ko) * | 2016-12-22 | 2018-07-16 | 주식회사 포스코 | 연소기 |
| KR101895069B1 (ko) * | 2017-04-25 | 2018-09-04 | 주식회사 포스코 | 연소기의 연료공급장치 및 이를 이용한 연료공급방법 |
| KR102020403B1 (ko) * | 2017-12-21 | 2019-09-10 | 주식회사 포스코 | 소각로 |
| KR102020408B1 (ko) * | 2017-12-21 | 2019-09-10 | 주식회사 포스코 | 연료공급유닛 및 이를 포함하는 소각로 |
| KR101949052B1 (ko) | 2017-12-21 | 2019-02-15 | 주식회사 포스코 | 소각로 |
| CN110173897A (zh) * | 2019-07-04 | 2019-08-27 | 广东省众骋热能科技有限公司 | 一种具有多级绝热结构的燃烧换热装置 |
| KR20230148356A (ko) * | 2021-03-01 | 2023-10-24 | 이크로스 씨오., 엘티디. | 고형 연료 연소장치 |
| CN115638431B (zh) * | 2022-10-10 | 2023-06-02 | 嘉善东都节能技术有限公司 | 应用于生物质锅炉的烟气余热回收结构及其方法 |
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- 2015-07-30 US US15/578,611 patent/US20180163961A1/en not_active Abandoned
- 2015-07-30 AU AU2015398367A patent/AU2015398367B2/en not_active Expired - Fee Related
- 2015-07-30 JP JP2017563340A patent/JP6574495B2/ja not_active Expired - Fee Related
- 2015-07-30 CN CN201580080807.3A patent/CN107690556B/zh not_active Expired - Fee Related
- 2015-07-30 WO PCT/KR2015/008000 patent/WO2016199977A1/ko not_active Ceased
- 2015-07-30 EP EP15895045.1A patent/EP3306191A4/en not_active Withdrawn
- 2015-07-30 BR BR112017025992A patent/BR112017025992A2/pt not_active Application Discontinuation
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2018517112A (ja) | 2018-06-28 |
| AU2015398367A1 (en) | 2018-01-25 |
| JP6574495B2 (ja) | 2019-09-11 |
| US20180163961A1 (en) | 2018-06-14 |
| EP3306191A4 (en) | 2018-06-20 |
| CN107690556B (zh) | 2019-07-05 |
| AU2015398367B2 (en) | 2019-04-18 |
| KR20160144543A (ko) | 2016-12-19 |
| CN107690556A (zh) | 2018-02-13 |
| BR112017025992A2 (pt) | 2018-08-14 |
| CA2987567A1 (en) | 2016-12-15 |
| KR101726047B1 (ko) | 2017-04-27 |
| EP3306191A1 (en) | 2018-04-11 |
| PH12017502227A1 (en) | 2018-06-25 |
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