WO2013009027A2 - Système d'échange de chaleur de combustion possédant une chambre de résonance, pour chaudière ou chauffe-eau - Google Patents

Système d'échange de chaleur de combustion possédant une chambre de résonance, pour chaudière ou chauffe-eau Download PDF

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Publication number
WO2013009027A2
WO2013009027A2 PCT/KR2012/005289 KR2012005289W WO2013009027A2 WO 2013009027 A2 WO2013009027 A2 WO 2013009027A2 KR 2012005289 W KR2012005289 W KR 2012005289W WO 2013009027 A2 WO2013009027 A2 WO 2013009027A2
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WO
WIPO (PCT)
Prior art keywords
combustion
resonance chamber
chamber
cover
heat exchanger
Prior art date
Application number
PCT/KR2012/005289
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English (en)
Korean (ko)
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WO2013009027A3 (fr
Inventor
민태식
Original Assignee
주식회사 경동나비엔
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Publication of WO2013009027A2 publication Critical patent/WO2013009027A2/fr
Publication of WO2013009027A3 publication Critical patent/WO2013009027A3/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
    • F24H1/40—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M20/00—Details of combustion chambers, not otherwise provided for, e.g. means for storing heat from flames
    • F23M20/005—Noise absorbing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/02—Casings; Cover lids; Ornamental panels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/20—Arrangement or mounting of control or safety devices

Definitions

  • the present invention relates to a combustion-heat exchanger system for a boiler or a water heater provided with a resonance chamber, and more particularly, to provide a resonance chamber between a combustion chamber cover and an insulating material provided therein to absorb noise generated when burning a burner. And a combustion-heat exchanger system for a boiler or water heater with a resonance chamber which enables a quiet operation of the boiler or water heater by attenuation.
  • a gas boiler or a water heater heats water using combustion heat generated during the combustion of a mixture of gas and air, and circulates the heated water along a pipe so that it can be used for indoor heating or for hot water. to be.
  • FIG. 1 is a schematic view showing a conventional boiler or a heat-exchanging combustion-heat exchanger system, and FIG.
  • the burner 20 is installed inside the combustion chamber 30 and the combustion is carried out, and the heat of combustion of the combustion product generated in the combustion chamber 30 by the combustion of the burner 20 flows along the inside of the heat exchange pipe 50 It comprises a heat exchanger (40) for delivering to the water or hot water, and the exhaust flue (60) through which the combustion product passing through the heat exchanger (40) is discharged to the outside.
  • the supply amount of the air supplied from the blower 10 and the gas for combustion supplied from the gas valve 25 is increased.
  • noise is generated due to an increase in pressure fluctuation of air and gas, and the noise generated during combustion of the burner 20 is propagated through the heat exchanger 40 and the exhaust hood 60 to operate the boiler or the water heater. It will emit heavy noise.
  • the combustion product 30 is connected to the heat exchanger 40 and the exhaust hood 60 on the flow path of the combustion product.
  • a separate silencer with sound absorbing material may be installed in the air conditioner, the sound absorbing material must meet the requirements of flame retardancy and durability in order to withstand the high temperature and high pressure inside the combustion-heat exchange system.
  • a sound absorbing material made of a material because it absorbs only the noise of a specific frequency band has a limit to absorb the noise of various frequency bands.
  • the installation of the muffler requires a space for installing the muffler in the combustion-heat exchanger system, which increases the volume of the boiler or the water heater, and causes an increase in the number of processes and an increase in the cost according to the installation of the muffler. There is this.
  • the present invention has been made to solve the above problems, for the boiler or water heater having a resonance chamber that enables the quiet operation of the boiler or water heater by effectively attenuating the noise generated during combustion of the burner using the resonance action. It is an object to provide a combustion-heat exchanger system.
  • Another object of the present invention is to provide a combustion-heat exchanger for a boiler or a water heater having a resonance chamber capable of improving the productivity and durability of a product by configuring the means for removing such combustion noise in a simple structure without using a separate sound absorbing material.
  • the purpose is to provide an existing system.
  • Another object of the present invention is to provide a combustion-heat exchanger system for a boiler or a water heater having a resonance chamber made of a structure capable of effectively removing noise having various frequency bands.
  • a combustion-heat exchanger system for a boiler or water heater provided with a resonance chamber of the present invention for realizing the object as described above includes a burner for burning a mixed fluid of air supplied from a blower and gas for combustion supplied from a gas valve. And a heat exchanger in which a heat exchange is performed between the combustion chamber in which the burner is combusted, the combustion product generated by combustion of the burner, and a fluid passing through the heat exchange pipe, and an exhaust hood through which the combustion product passing through the heat exchanger is discharged.
  • a combustion-heat exchanger system for a boiler or a water heater the outer side of which is provided with an outer cover; An insulation is provided inside the combustion chamber; The insulation is installed at a position spaced inwardly of the outer cover, and a resonance chamber is provided between the outer cover and the insulation to communicate with the combustion chamber to attenuate noise generated during combustion of the burner; do.
  • the outer cover includes a left cover, a right cover, a front cover, and a rear cover;
  • the heat insulating material may include a left heat insulating material, a right heat insulating material, a front heat insulating material, and a rear heat insulating material installed at positions facing the left cover, the right cover, the front cover, and the back cover, respectively.
  • the heat insulating material may be configured to be formed one by one resonant room communication hole perforated in a circular or square.
  • the heat insulating material may be composed of a plurality of resonance chamber communication holes perforated in a circular or square.
  • the heat insulating material may be formed of a plurality of resonance chamber communication holes perforated side by side in a slit shape.
  • a left resonance chamber is located between the left cover and the left insulation
  • a right resonance chamber is located between the right cover and the right insulation
  • a front resonance chamber is located between the front cover and the front insulation
  • the left resonance chamber, the right resonance chamber, the front resonance chamber and the rear resonance chamber may be configured to be located independently of each other.
  • the left resonance chamber, the right resonance chamber, the front resonance chamber and the rear resonance chamber may be configured to have different shapes, sizes, and numbers of the volume of the internal space and the resonance chamber communication hole.
  • the burner is burned by providing a resonance chamber between the outer cover and the insulation by installing an insulation at a position spaced inwardly of the combustion chamber outer cover. Noise generated during the operation can be effectively reduced by using resonance, which enables quiet operation of the boiler or water heater.
  • the present invention by providing a resonant chamber between the heat insulating material installed in the combustion chamber in a position separated from the inner side of the outer cover in between, even if a separate silencer with sound absorbing material is not installed, Since the noise can be effectively attenuated, additional processes and costs required when a separate silencer is provided can be reduced.
  • each resonance chamber when configured differently or the size and number of resonance chamber communication holes to be drilled in the insulation material can be effectively removed noise of various frequency bands.
  • FIG. 1 is a schematic view showing a conventional boiler or a heat-exchanging combustion heat exchanger system
  • FIG. 2 is a cross-sectional view taken along line A-A of FIG.
  • FIG. 3 is a cross-sectional view showing a combustion chamber structure of a combustion-heat exchanger system for a boiler or a water heater according to the present invention
  • Figure 4 is a perspective view showing various embodiments of the heat insulating material provided in the combustion chamber according to the present invention.
  • blower 20 burner
  • front cover 335 front resonance chamber
  • FIG 3 is a cross-sectional view showing a combustion chamber structure of a combustion-heat exchanger system for a boiler or a water heater according to the present invention
  • Figure 4 is a perspective view showing various embodiments of the insulation provided in the combustion chamber according to the present invention.
  • the combustion-heat exchanger system for a boiler or water heater has the same configuration as the conventional combustion-heat exchanger system shown in FIG. 1, and the combustion air supplied from the gas valve 25 and the external air supplied from the blower 10.
  • a burner 20 for combusting the mixed fluid of the gas a combustion chamber 300 in which the burner 20 is installed and combusted, and combustion generated in the combustion chamber 300 by combustion of the burner 20. It includes a heat exchanger 40 for transmitting the combustion heat of the product to the heating water or hot water flowing along the heat exchange pipe 50, and the exhaust flue 60 discharged to the outside the combustion product passing through the heat exchanger (40).
  • the combustion chamber 300 is characterized in that the resonance chamber (315, 325, 335, 345) for absorbing and attenuating the noise generated during the combustion of the burner 20 is provided.
  • the outer cover 310, 320, 330, 340 is provided on the outside of the combustion chamber 300, the heat insulating material (350, 360, 370, 380) is provided in a position spaced inward of the outer cover (310, 320, 330, 340) inside the combustion chamber 300, the outer cover (310, 320, 330, 340) Resonance chambers 315, 325, 335 and 345 are provided in the spaces between the heat insulators 350, 360, 370 and 380.
  • the combustion chamber 300 has a hexahedral structure having a rectangular cross section
  • the outer cover 310, 320, 330, 340 includes a left cover 310, a right cover 320, a front cover 330, and a rear cover 340.
  • the heat insulating materials 350, 360, 370, and 380 are composed of a left heat insulating material 350, a right heat insulating material 360, a front heat insulating material 370, and a rear heat insulating material 380.
  • the left insulation 350, the right insulation 360, the front insulation 370, and the back insulation 380 are the left cover 310, the right cover 320, the front cover 330, and the back cover 340, respectively. It is installed in the position facing the.
  • the left resonance chamber 315 is located between the left cover 310 and the left insulation 350
  • the right resonance chamber 325 is located between the right cover 320 and the right insulation 360
  • the front cover 330 is located between the front insulation 370
  • the rear resonance chamber 345 is located between the rear cover 340 and the rear insulation 380.
  • both ends of the left heat insulating material 350 and the right heat insulating material 360 are coupled to the inner surfaces of the front cover 330 and the rear cover 340, respectively, and the front heat insulating material 370 and the rear heat insulating material 380 are formed. Both ends are coupled to the inner surfaces of the left insulation 350 and the right insulation 360, respectively, the left resonance chamber 315, the right resonance chamber 325, the front resonance chamber 335 and the rear resonance chamber 345 They are located separately from each other.
  • the internal spaces of the resonance chambers 315, 325, 335, and 345 are preferably formed in different volumes to absorb noise of various frequency bands.
  • Resonant chamber communication holes (351,361,371,381) are drilled in the heat insulator (350,360,370,380), and the internal space of the combustion chamber (300) and each of the resonance chambers (315,325,335,345) have a structure in communication.
  • Resonance chamber communication holes (351,361,371,381) perforated in the insulation (350,360,370,380) may be configured in various shapes and sizes and different numbers, as illustrated in Figure 4, (a) one resonance chamber in the insulation (350a) A structure in which the communication hole 351a is formed in a circular shape, (b) a structure in which one resonance chamber communication hole 351b is formed in a rectangle in the heat insulating material 350b, and (c) a plurality of resonance room communication holes 351c in the heat insulating material 350c.
  • the plurality of resonance chamber communication holes 351c, 351d, and 351e may be formed in the same size, but are preferably formed in different sizes to effectively absorb noise of various frequency bands, and the shape and size of the resonance chamber communication holes. And the number is not limited to the embodiment shown in Figure 4, may be variously modified.
  • the rotation speed of the blower 10 and the opening amount of the gas valve 25 are adjusted according to the combustion load, and the air supplied from the blower 10 and the combustion supplied from the gas valve 25 are controlled.
  • the mixed fluid of the gas is ignited in the burner 20 to be combusted in the combustion chamber 300.
  • combustion noise is generated due to the ignition of the mixed fluid together with noise due to the flow and pressure change of the air and combustion gas, and the combustion noise becomes more severe in proportion to the size of the load.
  • Noise propagated with the flow of the combustion product generated by the combustion of the burner 20 in the internal space of the combustion chamber 300 surrounded by the insulation 350, 360, 370, 380 is passed through the resonance chamber communication holes 351, 361, 371, 381 perforated in the insulation 350, 360, 370, 380.
  • the noise introduced into the resonance chambers 315, 325, 335 and 345 formed between the outer cover 310, 320, 330 and 340 and the heat insulators 350, 360, 370 and 380, and the noise introduced into the resonance chambers 315, 325, 335 and 345 are the volume of the resonance chambers 315, 325, 335 and 345 and the communication chambers of the resonance chambers 351, 361, 372 and 381. It is attenuated by resonance in certain frequency bands determined by magnitude and number.
  • the resonance operation in the resonance chambers 315, 325, 335 and 345 is performed while the noise generated in the combustion chamber 300 passes through the resonance chamber communication holes 351, 361, 371 and 381 and propagates into the resonance chambers 315, 325, 335 and 345 to move in the interior space of the resonance chambers 315, 325, 335 and 345.
  • the sound wave energy of the noise is converted into thermal energy, so the sound is absorbed and attenuated, and noise can be effectively suppressed without using a separate sound absorbing material installed in a general silencer.
  • the resonance chambers 315, 325, 335 and 345 are separated from each other and are independently located, the resonance chambers 315, 325, 335 and 345 can attenuate the noise of different specific frequency bands so that the noise of various frequency bands can be suppressed at the same time.
  • the volume, size, and number of the resonance chamber communication holes 351, 361, 371, and 381 of the resonance chambers 315, 325, 335, and 345 may be variously designed in consideration of the frequency band of noise generated in the combustion chamber 300.
  • a resonant chamber 350, 360, 370, 380 is installed at positions spaced inwardly of the outer cover 310, 320, 330, 330, and are independently located in a space therebetween. (315, 325, 335, 345) and the heat insulating material (350, 360, 370, 380), the noise generated in the combustion chamber (300) by a simple structure to form a resonance chamber communication hole (351,361,371,381) communicating the internal space of the combustion chamber 300 and the resonance chamber (315,325,335,345). Effective removal allows for quiet operation regardless of the magnitude of the load of the combustion-heat exchanger system, such as a boiler or water heater.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chimneys And Flues (AREA)
  • Details Of Fluid Heaters (AREA)

Abstract

Le but de l'invention est de fournir un système d'échange de chaleur de combustion pour une chaudière ou un chauffe-eau, possédant une chambre de résonance permettant un fonctionnement discret de ces derniers par la réduction efficace du bruit généré pendant la combustion dans un brûleur par des interactions de résonance. Pour ce faire, le système d'échange de chaleur de combustion pour une chaudière ou un chauffe-eau, selon l'invention, comprend : un brûleur pour brûler un mélange consistant en air provenant d'une soufflante et en gaz combustible fourni par une soupape de gaz ; une chambre de combustion pour assurer la combustion dans le brûleur ; un échangeur de chaleur dans lequel l'échange de chaleur a lieu entre un produit de combustion généré par la combustion dans le brûleur et un fluide qui s'écoule dans les conduits d'échange de chaleur ; et une hotte d'évacuation par laquelle le produit de combustion, ayant traversé l'échangeur de chaleur, est déchargé, la chambre de combustion étant équipée d'un capot extérieur sur son côté extérieur et d'un isolateur du côté intérieur de celui-ci ; l'isolateur est espacé du côté intérieur du capot extérieur, et la chambre de résonance est placée entre l'isolateur et le capot extérieur, la chambre de résonance étant raccordée à la chambre de combustion pour réduire le bruit généré pendant la combustion dans le brûleur.
PCT/KR2012/005289 2011-07-08 2012-07-03 Système d'échange de chaleur de combustion possédant une chambre de résonance, pour chaudière ou chauffe-eau WO2013009027A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0067634 2011-07-08
KR1020110067634A KR101282116B1 (ko) 2011-07-08 2011-07-08 공명실을 구비한 보일러 또는 온수기용 연소-열교환기 시스템

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WO2013009027A2 true WO2013009027A2 (fr) 2013-01-17
WO2013009027A3 WO2013009027A3 (fr) 2013-03-14

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102369557B1 (ko) * 2019-01-31 2022-03-04 주식회사 경동나비엔 버너 및 이를 이용한 물 가열기
CN111678257B (zh) * 2020-06-16 2022-03-08 宁波方太厨具有限公司 消音结构及包含其的燃烧室

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08200823A (ja) * 1995-01-30 1996-08-06 Gastar Corp 燃焼装置のための騒音防止装置
JP2000074304A (ja) * 1998-08-31 2000-03-14 Samson Co Ltd 多管式貫流ボイラ燃焼音の消音構造
JP2005134056A (ja) * 2003-10-31 2005-05-26 Corona Corp 給湯機
KR100570286B1 (ko) * 2004-10-13 2006-04-11 주식회사 경동보일러 열교환장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2599644Y2 (ja) * 1991-11-01 1999-09-13 株式会社ガスター 燃焼装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08200823A (ja) * 1995-01-30 1996-08-06 Gastar Corp 燃焼装置のための騒音防止装置
JP2000074304A (ja) * 1998-08-31 2000-03-14 Samson Co Ltd 多管式貫流ボイラ燃焼音の消音構造
JP2005134056A (ja) * 2003-10-31 2005-05-26 Corona Corp 給湯機
KR100570286B1 (ko) * 2004-10-13 2006-04-11 주식회사 경동보일러 열교환장치

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WO2013009027A3 (fr) 2013-03-14
KR20130005930A (ko) 2013-01-16
KR101282116B1 (ko) 2013-07-04

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