WO2015130058A1 - 기공이 형성된 염공부재를 구비한 버너 - Google Patents
기공이 형성된 염공부재를 구비한 버너 Download PDFInfo
- Publication number
- WO2015130058A1 WO2015130058A1 PCT/KR2015/001748 KR2015001748W WO2015130058A1 WO 2015130058 A1 WO2015130058 A1 WO 2015130058A1 KR 2015001748 W KR2015001748 W KR 2015001748W WO 2015130058 A1 WO2015130058 A1 WO 2015130058A1
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- WIPO (PCT)
- Prior art keywords
- hole member
- burner
- salt hole
- salt
- cell
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
- F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/12—Radiant burners
- F23D14/14—Radiant burners using screens or perforated plates
- F23D14/145—Radiant burners using screens or perforated plates combustion being stabilised at a screen or a perforated plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/70—Baffles or like flow-disturbing devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
- F23D14/82—Preventing flashback or blowback
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/84—Flame spreading or otherwise shaping
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/10—Flame diffusing means
- F23D2203/101—Flame diffusing means characterised by surface shape
- F23D2203/1017—Flame diffusing means characterised by surface shape curved
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/10—Flame diffusing means
- F23D2203/102—Flame diffusing means using perforated plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/10—Flame diffusing means
- F23D2203/105—Porous plates
- F23D2203/1055—Porous plates with a specific void range
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/10—Flame diffusing means
- F23D2203/106—Assemblies of different layers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2212/00—Burner material specifications
- F23D2212/20—Burner material specifications metallic
Definitions
- the present invention relates to a burner having a salt hole member formed with pores, and more particularly, has a salt hole member made of alloy foam formed by coating and sintering an alloy powder on a metal foam to improve turndown ratio and backfire. It relates to a burner that can prevent the occurrence.
- a gas burner used in a combustion device such as a boiler or a water heater may be classified into a Bunsen burner and a pre-mixed burner according to a method of mixing combustion gas and air.
- the Bunsen burner is a burner that supplies the minimum primary air necessary for combustion from the nozzle injecting the gas and supplies the excess secondary air to the part where the flame is formed to realize complete combustion.
- the flame since the flame is formed by secondary air, the flame length is long, the flame temperature is high, and the amount of air required for combustion requires much more air than the theoretical air volume. Therefore, the heat loss amount and the emissions of pollutants due to the discharge of the high temperature exhaust gas has a disadvantage in that there is a certain limit to maximize the efficiency of gas combustion equipment and reduce the pollutants.
- the premix burner burns the premixed gas premixed with the combustion gas and air in the mixing chamber, reducing the overall flame length and lowering the flame temperature, thereby reducing the load on the same area. And it has the advantage of reducing the generation of pollutants such as nitrogen oxide to a minimum.
- Bunsen burners are mainly used, but recently, premixed burners are mainly used to reduce the generation of pollutants and to downsize the combustion chamber.
- the burner flame hole is provided with a salt hole plate.
- Stainless steel perforated plates, metal fibers, ceramics, etc. are used as the salt hole plates.
- the salt perforated plate made of the stainless perforated plate was used as a structure in which the perforated salt perforated in one plate, but is vulnerable to noise, and the burner combustion surface is deformed due to thermal stress or, in severe cases, the salt hole is damaged to cause incomplete combustion and backfire. There is a problem that the combustion load range is narrowed.
- the stainless perforated plate is to make a salt hole shape by the press mold has a problem that the salt hole shape is difficult to create a simple and three-dimensional shape.
- Korean Patent Registration No. 1212786 discloses "open-porous metal foam and its manufacturing method", the open-porous metal foam, containing no chromium and aluminum, or the amount of powder in the iron-chromium-aluminum alloy Providing a semi-finished product of lesser iron or iron-based alloy, uniformly coating the surface and open pores of the semi-finished product of iron or iron-based alloy with a powder and an organic binder of an iron-chromium-aluminum alloy, After the semi-finished product of the coated iron or iron-based alloy is heat-treated at a temperature of 300 ° C. to 600 ° C.
- the organic components are discharged, and the semi-finished product of the iron or iron-based alloy from which the organic components are discharged is heated to a temperature of 900 ° C. or higher. It is manufactured through the process of sintering at.
- the open-porous metal foams prepared in this way can be catalytically active for chemical processes, used in environmental engineering or the like for filtration, and especially in high temperature environments.
- An object of the present invention is to provide a burner that can prevent backfire and increase flame stability by using open-porous metal foam in the burner, and can cope with various combustion loads.
- pores which are spaces between struts forming a skeleton are formed by forming a plurality of metal alloys into a foam by a sintering process, and a mixed gas of gas and air is formed through the pores.
- Salt hole member is sprayed to form a flame;
- the pores are composed of a cell which is an inner space surrounded by the strut and a por which is a space where the cell is connected to a neighboring cell;
- An average size of the plurality of cells formed per unit volume of the salt hole member may be 1200 ⁇ m or less.
- the size of the cell is the same.
- D is the size of the cell
- a is the major axis length of the cell
- b is the short axis length of the cell.
- the proportion of the pores per unit volume of the salt hole member may be 80% or more.
- the concave pressing member may be formed to have a plurality of compression parts compressed and compressed at a predetermined interval apart from the surface of the salt hole member.
- the compression part may be formed in the through hole penetrating in the thickness direction of the salt hole member.
- the through holes may be formed between the plurality of compression parts to penetrate in the thickness direction of the compression parts.
- the compression unit may include a plurality of first compression units spaced apart from each other and a second compression unit formed between the plurality of first compression units and smaller in size than the first compression unit.
- the salt hole member may be formed of a plurality of through holes penetrating in the thickness direction are spaced at a predetermined interval.
- the rectifying plate may be coupled to the salt flat member fixing plate with the salt flat member interposed therebetween.
- the rectifying plate may be formed in contact with a rear surface of the salt hole member to form a protrusion for spaced apart from the rear surface of the salt hole member.
- the protrusion may be formed around an outer circumference of a region where the distribution hole is formed.
- a gap plate may be provided to space the gap between the rectifying plate and the salt hole member, and the gap plate may be formed to surround an area where the distribution hole is formed.
- the plurality of metal alloys may include nickel (Ni), chromium (Cr), and aluminum (Al).
- the burner of the present invention by providing a salt hole member made of a metal foam having pores, flame stability can be improved, generation of backfire can be prevented, and turndown ratio can be improved to cope with various combustion loads.
- FIG. 1 is a perspective view illustrating a state in which a salt hole member and a salt hole member fixing plate and a rectifying plate are combined in the burner of the present invention
- FIG 2 is a perspective view showing a state in which the respective components of the burner shown in Figure 1 disassembled
- FIG. 3 is a plan view of the burner shown in FIG.
- FIG. 4 is a cross-sectional view taken along the line A-A of FIG.
- FIG. 5 is an enlarged view of a portion B of FIG. 4;
- FIG. 8 is a perspective view showing a salt hole member according to a first embodiment of the present invention.
- FIG. 9 is a cross-sectional view of the salt hole member shown in FIG.
- FIG. 10 is a perspective view showing a salt hole member according to a second embodiment of the present invention.
- FIG. 11 is a cross-sectional view of the salt hole member shown in FIG.
- FIG. 12 is a perspective view showing a salt hole member according to a third embodiment of the present invention.
- Figure 13 is a perspective view showing a salt hole member according to a fourth embodiment of the present invention.
- salt hole member coupling portion 232 rectifying plate coupling portion
- FIG. 1 is a perspective view showing a state in which a salt hole member, a salt hole member fixing plate and a rectifying plate are coupled in the burner of the present invention
- FIG. 2 is a perspective view showing an exploded state of each component of the burner shown in FIG. 1
- FIG. 4 is a cross-sectional view taken along line AA of FIG. 3
- FIG. 5 is an enlarged view of portion B of FIG. 4.
- the 'front' means a position before the mixed gas passes through the salt hole member 100 based on the position of the salt hole member 100
- the 'rear' means the mixed gas is the salt hole member 100. The position after passing through).
- the salt gas member 100 is a flame formed by the mixture gas is injected through the pores formed therein, the flame hole member 100 is coupled to the burner body (not shown) to secure
- the salt hole member fixing plate 200 is provided in front of the salt hole member 100, and consists of a rectifying plate 300 for uniformly supplying the mixed gas to the salt hole member 100.
- the salt hole member fixing plate 200, the body portion 210 is formed in a flat plate shape and coupled to the burner body by a fastening means (not shown), and the open portion formed by opening the central portion of the body portion 210 220, the inner edge portion of the body portion 210 surrounding the opening portion 220 protrudes rearward and includes a coupling portion 230 to which the salt hole member 100 is coupled.
- One side edge 110 of the salt hole member 100 is in contact with the inner surface of the salt hole member coupling portion 231, and one side surface of the rectifying plate 300 at the inner side surface of the rectifying plate coupling portion 232.
- the edge 330 is in contact with each other, when the edge 330 of the rectifying plate 300 is coupled to the inner surface of the rectifying plate coupling part 232, the salt hole member 100 and the rectifying plate 300 are combined.
- salt hole member fixing plate 200 is integrally coupled.
- a plurality of distribution holes 310 are spaced at regular intervals so that a mixed gas of air and gas supplied from a blower (not shown) is uniformly supplied to the entire area of the salt hole member 100. Formed.
- the distribution hole 310 is formed in a slit shape, but is not limited thereto, and the distribution hole 310 is not limited thereto.
- the rectifying plate 300 is in contact with the rear surface of the salt hole member 100 protruding portion 320 protruding forward to space between the rear surface of the salt hole member 100 is a distribution hole 310 It is formed between the formed region and the edge 330.
- the protrusion 320 may include a first protrusion 320a and a second protrusion 320c formed on an upper side and a lower side of the first protrusion 320a and a second protrusion 320c to horizontally surround an area where the distribution hole 310 is formed.
- the third protrusion 320c and the fourth protrusion 320d are formed in a long strip shape in a vertical direction on the right side.
- the front surface of the rectifying plate 300 and the rear surface of the salt hole member 100 are separated by a predetermined distance, so that the mixed gas passing through the distribution hole 310 of the rectifying plate 300 is the salt hole member 100. It can be uniformly supplied to, and by preventing the high temperature heat is transferred from the flame hole member 100 to the rectifying plate 300 during combustion can prevent the rectifying plate 300 from overheating.
- a long strip-shaped protrusion 320 surrounds a region in which the distribution hole 310 is formed so that the mixed gas ejected through the distribution hole 310 is dispersed outside the region in which the distribution hole 310 is formed. Can be prevented.
- the salt hole member 100 is formed by forming a plurality of metal alloy into a foam by a sintering process, a plurality of pores are formed, a mixture of gas and air is injected through the pores to form a flame.
- Figure 6 is an enlarged view of the inside of the salt hole member according to the present invention
- Figure 7 is a model modeling the cell shape of the salt hole member according to the present invention.
- the salt hole member 100 is manufactured through a sintering process using a plurality of metal alloy powders, as disclosed in Korean Patent No. 1212786.
- the metal alloy may include chromium (Cr) and aluminum (Al) based on iron (Fe).
- the chromium (Cr) may be contained in the iron-based alloy to improve corrosion resistance and high temperature oxidation resistance, and aluminum (Al) may form an oxide of aluminum on the surface of the iron-based alloy in an environment exposed to high temperature. .
- the metal alloy may include chromium (Cr) and aluminum (Al) based on nickel (Ni).
- TDR turndown ratio
- the burner load range results in combustion on the burner surface at low loads. That is, at low load, since the blowing speed of the mixed gas is small, the flame is formed near the surface of the flame hole member 100, so that redness occurs on the surface of the flame hole member 100, and the burner durability is lowered.
- nickel (Ni) as described above can improve the durability at high temperatures.
- the salt hole member 100 of the present invention is referred to as a metal foam.
- the metal foam refers to an open-cell structure, that is, a structure in which cells and pores constituting the pores 160 are connected to each other in space.
- the salt hole member 100 has a strut 150 constituting a skeleton of a metal foam intertwined in three dimensions like a mesh, and has an inner space surrounded by the strut 150 as a cell.
- the pore 160 is composed of a cell and a pore.
- the mixed gas passes through the pores 160 and is ejected through the pores formed on the surface of the salt hole member 100 to form a flame.
- the salt hole member 100 is made of a structure in which the pores are connected to each other, there is an effect of cooling the surface of the salt hole member 100 due to the air layer present in the pores can improve the durability of the burner.
- the average size of the plurality of cells formed inside the unit volume of the salt hole member 100 is 1200 ⁇ m or less.
- the size of the cell is defined by the following equation.
- Fig. 7 is a model of a cell shape, which has a dodecahedron in which each surface is a regular pentagon.
- a to define the size of a cell means the length of the long axis, which is the longest diameter among the diameters inside the pentagram defining the cell, and b is the length of the short axis, the shortest diameter inside the pentagram. it means.
- the size of the cell is defined as a value (D) of the geometric mean of the lengths of the long axis (a) and the short axis (b).
- the porosity which is the ratio of pores per unit volume of the salt pore member 100
- the load of the blower increases, so the porosity is preferably 80% or more.
- the porosity is defined as the ratio occupied by pores, which are empty spaces other than the strut 150 in the unit volume.
- FIG. 8 is a perspective view showing a salt hole member according to a first embodiment of the present invention
- Figure 9 is a cross-sectional view of the salt hole member shown in FIG.
- a plurality of compression parts 120-1 compressed and compressed are spaced apart from each other by a predetermined interval and are formed on the entire surface of the salt hole member 100-1.
- the compression unit 120-1 is formed thinner than the thickness of the non-compression unit 130-1 and has a high density, the length of the flame is reduced on the surface of the compression unit 120-1.
- the portion 130-1 has a larger thickness and a smaller density, thereby increasing the length of the flame.
- the compression unit 120-1 and the non-compression unit 130-1 are formed to be adjacent to each other, even if a lifting phenomenon occurs in which the flame formed by the non-compression unit 130-1 occurs, the compression unit 120- The stable flame formed in 1) catches the flying flame of the uncompressed portion 130-1, thereby improving flame stability.
- FIG. 10 is a perspective view showing a salt hole member according to a second embodiment of the present invention
- Figure 11 is a cross-sectional view of the salt hole member shown in FIG.
- a plurality of compression parts 120-2 compressed and compressed are spaced apart from each other by a predetermined interval and are formed on the entire surface of the salt hole member 100-2.
- a through hole 121-2 penetrating in the thickness direction of the compression unit 120-2 is formed at a central portion of the compression unit 120-2, and is disposed between the adjacent compression units 120-2.
- the through hole 140-2 penetrating in the thickness direction of the non-compression portion 130-2 of the salt hole member 100-1 is formed therein.
- the compression unit 120-2 and the non-compression unit 130-2 are disposed adjacent to each other, thereby preventing flame from being lifted in the non-compression unit 130-2, thereby improving flame stability. have.
- the through hole 140-2 is formed between the through hole 121-2 inside the compression unit 120-2 and the plurality of adjacent compression units 120-2 to cope with high combustion load. This becomes possible.
- FIG. 12 is a perspective view showing a salt hole member according to a third embodiment of the present invention.
- a plurality of through holes 140-3 penetrating in the thickness direction are formed at regular intervals over the entire surface of the salt hole member 100-3. This makes it possible to cope with various combustion loads.
- FIG. 13 is a perspective view showing a salt hole member according to a fourth embodiment of the present invention.
- the compression portion formed in the salt hole member 100-4 of the fourth embodiment includes a plurality of first compression portions 120-4 pressed concave at a predetermined depth from the surface of the salt hole member 100-4, and the plurality of compression portions.
- the second compression unit 125-4 is formed between the first compression units 120-4 and has a smaller size than the first compression unit 120-4.
- the flame lifted by the non-compression unit 130-4 is stabilized by the flame formed in the compression unit to improve the flame stability, and the first compression unit 120-4 and the second compression unit 125.
- the size of -4 it is possible to cope with various combustion loads.
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- Gas Burners (AREA)
Abstract
Description
Claims (14)
- 복수의 금속 합금을 소결공정에 의해 발포체로 형성함으로써 뼈대를 이루는 스트럿 사이의 공간인 기공이 형성되고, 상기 기공을 통해 가스와 공기의 혼합가스가 분사되어 화염이 형성되는 염공부재;상기 염공부재를 버너본체에 결합하여 고정하기 위한 염공부재고정판;상기 염공부재의 전방에 구비되어 상기 혼합가스를 상기 염공부재에 균일하게 공급하기 위하여 복수의 분배구멍이 형성된 정류판;을 포함하는 버너.
- 제1항에 있어서,상기 기공은, 상기 스트럿에 의해 둘러싸인 내부공간인 셀과, 상기 셀이 이웃하는 셀과 연결되는 공간인 포어로 이루어지며;상기 염공부재의 단위 체적당 형성된 상기 복수의 셀의 평균 크기가 1200㎛ 이하인 것을 특징으로 하는 버너.
- 제2항에 있어서,상기 염공부재의 단위 체적당 상기 기공이 차지하는 비율은 80% 이상인 것을 특징으로 하는 버너.
- 제1항에 있어서,상기 염공부재의 표면에는 오목하게 눌러져 압축된 압축부가 일정간격 이격되어 복수 개 형성된 것을 특징으로 하는 버너.
- 제5항에 있어서,상기 압축부의 내부에는 상기 염공부재의 두께 방향으로 관통하는 관통구멍이 형성된 것을 특징으로 하는 버너.
- 제5항에 있어서,상기 복수의 압축부 사이에는 상기 압축부의 두께 방향으로 관통하는 관통구멍이 형성된 것을 특징으로 하는 버너.
- 제5항에 있어서,상기 압축부는, 일정간격 이격된 복수의 제1압축부와, 상기 복수의 제1압축부 사이에 형성되어 상기 제1압축부보다 크기가 작은 제2압축부로 이루어진 것을 특징으로 하는 버너.
- 제1항에 있어서,상기 염공부재에는 두께 방향으로 관통하는 복수의 관통구멍이 일정간격 이격되어 형성된 것을 특징으로 하는 버너.
- 제1항에 있어서,상기 정류판은 상기 염공부재를 사이에 두고 상기 염공부재고정판에 결합된 것을 특징으로 하는 버너.
- 제10항에 있어서,상기 정류판에는 상기 염공부재의 후면에 접촉되어 상기 염공부재의 후면과의 사이를 이격시키기 위한 돌출부가 형성된 것을 특징으로 하는 버너.
- 제11항에 있어서,상기 돌출부는 상기 분배구멍이 형성된 영역의 외측 둘레에 형성된 것을 특징으로 하는 버너.
- 제10항에 있어서,상기 정류판과 염공부재 사이를 이격시키기 위한 갭플레이트가 구비되고, 상기 갭플레이트는 상기 분배구멍이 형성된 영역을 둘러싸도록 형성된 것을 특징으로 하는 버너.
- 제1항에 있어서,상기 복수의 금속 합금에는 니켈(Ni)과 크롬(Cr)과 알루미늄(Al)이 포함된 것을 특징으로 하는 버너.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016568779A JP6378784B2 (ja) | 2014-02-25 | 2015-02-24 | 気孔が形成された炎孔部材を具備したバーナー |
CN201580010539.8A CN106030209B (zh) | 2014-02-25 | 2015-02-24 | 配备形成有气孔的焰孔部件的燃烧器 |
EP15754898.3A EP3112752A4 (en) | 2014-02-25 | 2015-02-24 | Burner provided with flame hole member having air holes |
US15/245,627 US10151478B2 (en) | 2014-02-25 | 2016-08-24 | Burner provided with flame hole member having air holes |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020140021974A KR101560082B1 (ko) | 2014-02-25 | 2014-02-25 | 기공이 형성된 염공부재를 구비한 버너 |
KR10-2014-0021974 | 2014-02-25 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US15/245,627 Continuation US10151478B2 (en) | 2014-02-25 | 2016-08-24 | Burner provided with flame hole member having air holes |
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WO2015130058A1 true WO2015130058A1 (ko) | 2015-09-03 |
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PCT/KR2015/001748 WO2015130058A1 (ko) | 2014-02-25 | 2015-02-24 | 기공이 형성된 염공부재를 구비한 버너 |
Country Status (6)
Country | Link |
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US (1) | US10151478B2 (ko) |
EP (1) | EP3112752A4 (ko) |
JP (1) | JP6378784B2 (ko) |
KR (1) | KR101560082B1 (ko) |
CN (1) | CN106030209B (ko) |
WO (1) | WO2015130058A1 (ko) |
Families Citing this family (9)
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JP6985832B2 (ja) * | 2017-07-18 | 2021-12-22 | リンナイ株式会社 | 全一次燃焼式バーナ |
KR101969798B1 (ko) | 2017-10-12 | 2019-04-17 | 주식회사 가스웨어 | 표면연소 가스히터 |
US10718518B2 (en) * | 2017-11-30 | 2020-07-21 | Brunswick Corporation | Systems and methods for avoiding harmonic modes of gas burners |
JP2020063868A (ja) * | 2018-10-16 | 2020-04-23 | 東京瓦斯株式会社 | 表面燃焼バーナ |
JP7198431B2 (ja) * | 2019-01-30 | 2023-01-04 | 株式会社ノーリツ | バーナユニットおよび温水装置 |
JP7359739B2 (ja) * | 2020-05-08 | 2023-10-11 | リンナイ株式会社 | 全一次燃焼式バーナ |
KR102365634B1 (ko) * | 2020-05-19 | 2022-02-18 | 린나이코리아 주식회사 | 보일러용 메탈파이버버너 |
US11608983B2 (en) | 2020-12-02 | 2023-03-21 | Brunswick Corporation | Gas burner systems and methods for calibrating gas burner systems |
US11940147B2 (en) | 2022-06-09 | 2024-03-26 | Brunswick Corporation | Blown air heating system |
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2014
- 2014-02-25 KR KR1020140021974A patent/KR101560082B1/ko active IP Right Grant
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2015
- 2015-02-24 JP JP2016568779A patent/JP6378784B2/ja not_active Expired - Fee Related
- 2015-02-24 EP EP15754898.3A patent/EP3112752A4/en not_active Withdrawn
- 2015-02-24 CN CN201580010539.8A patent/CN106030209B/zh not_active Expired - Fee Related
- 2015-02-24 WO PCT/KR2015/001748 patent/WO2015130058A1/ko active Application Filing
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2016
- 2016-08-24 US US15/245,627 patent/US10151478B2/en active Active
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KR20090032686A (ko) * | 2007-09-28 | 2009-04-01 | 화이버텍 (주) | 가스히터 |
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Also Published As
Publication number | Publication date |
---|---|
CN106030209A (zh) | 2016-10-12 |
EP3112752A4 (en) | 2017-10-04 |
JP2017505422A (ja) | 2017-02-16 |
KR20150100312A (ko) | 2015-09-02 |
JP6378784B2 (ja) | 2018-08-22 |
EP3112752A1 (en) | 2017-01-04 |
US10151478B2 (en) | 2018-12-11 |
KR101560082B1 (ko) | 2015-10-13 |
US20160363316A1 (en) | 2016-12-15 |
CN106030209B (zh) | 2018-03-20 |
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