Nothing Special   »   [go: up one dir, main page]

WO2020122336A1 - 유해물질을 최소화할 수 있는 연소장치 - Google Patents

유해물질을 최소화할 수 있는 연소장치 Download PDF

Info

Publication number
WO2020122336A1
WO2020122336A1 PCT/KR2019/006765 KR2019006765W WO2020122336A1 WO 2020122336 A1 WO2020122336 A1 WO 2020122336A1 KR 2019006765 W KR2019006765 W KR 2019006765W WO 2020122336 A1 WO2020122336 A1 WO 2020122336A1
Authority
WO
WIPO (PCT)
Prior art keywords
gas fuel
mixing chamber
hole
air
combustion
Prior art date
Application number
PCT/KR2019/006765
Other languages
English (en)
French (fr)
Korean (ko)
Inventor
이기만
한민석
김주한
Original Assignee
순천대학교 산학협력단
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 순천대학교 산학협력단 filed Critical 순천대학교 산학협력단
Priority to JP2019560693A priority Critical patent/JP6851656B2/ja
Publication of WO2020122336A1 publication Critical patent/WO2020122336A1/ko

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C5/00—Disposition of burners with respect to the combustion chamber or to one another; Mounting of burners in combustion apparatus
    • F23C5/02—Structural details of mounting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C5/00—Disposition of burners with respect to the combustion chamber or to one another; Mounting of burners in combustion apparatus
    • F23C5/08—Disposition of burners
    • F23C5/32—Disposition of burners to obtain rotating flames, i.e. flames moving helically or spirally
    • 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
    • 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
    • F23D14/62—Mixing devices; Mixing tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2203/00—Gaseous fuel burners
    • F23D2203/007—Mixing tubes, air supply regulation

Definitions

  • the present invention is a combustion device capable of minimizing harmful substances. More specifically, turbulence intensity is strengthened without forming a high-temperature inner recirculation zone in the combustion field through improvement of the double flow path system. , It relates to a combustion device capable of minimizing the harmful substances that suppress the generation of harmful substances such as nitrogen oxides sensitive to the residence time of the combustion products by shortening the residence time that the high-temperature combustion products stay in the flame during combustion.
  • Nitrogen oxide is a combination of nitrogen and oxygen, and refers to NO, NO2, NO3, N20, N2O3, N2O4 and N2O5. Of these, NO and NO2 are classified as the most serious air pollutants because they are discharged in large quantities when burning fossil fuels using combustion air. NOx refers to all nitrogen oxides, but generally refers to NO and NO2 in the field of air pollution. Nitrogen oxides are mainly emitted during the combustion process of fossil fuels.
  • the nitrogen oxide emission standards are based on the premise that NO is oxidized to NO2, and NOx, a nitrogen oxide inevitably generated when burning fossil fuels, is a precursor of nitrate, a kind of condensable ultrafine dust. It is known as ), and is a typical atmospheric pollutant that is generated in a gaseous state from a combustion device and released into the atmosphere, and then condenses through photochemical smog reaction with water vapor, ozone, ammonia, etc. and develops into fine dust in a solid state. Therefore, it can be said that a method of reducing the amount of harmful substances such as nitrogen oxides generated during combustion is very important.
  • Korean Patent Registration No. 10-0016168 discloses a technique for regulating nitrogen oxide reduction in flue gas streams.
  • nitrogen oxides are removed by a nitrogen-containing treatment agent or selective catalytic reduction (SCR) step by step.
  • SCR selective catalytic reduction
  • most technologies have been designed for post-combustion post-treatment, such as the need to move the harmful gas generated after combustion to a separate device, and require a separate treatment material for nitrogen oxide treatment. There is a problem that the oxide cannot be reduced.
  • the present invention has been devised to solve the problems of the prior art as described above, and has an object to reduce the amount of harmful gas generated during combustion through complete combustion of a combustion device in a combustion process, not a combustion post-treatment technology.
  • the present invention is a high temperature by suppressing the generation of an inner recirculation zone in the flame field for flame stabilizing by increasing the turbulence intensity by using a fractal-shaped turbulence generator. Its purpose is to shorten the residence time of combustion products and effectively suppress combustion harmful substances such as nitrogen oxides.
  • the present invention has the purpose of improving the premixing performance of gas fuel through a double swing structure and an orthogonal flow structure because the harmful gas of nitrogen oxide depends on the mixing performance between air and fuel before combustion.
  • the gas fuel part and the gas fuel distribution part that communicates with the gas nozzle part to which the gas fuel is supplied and the gas nozzle part to form a space
  • a space in which gas fuel is pre-mixed with air is communicated by the first fuel mixing chamber and the second through-hole and the first mixing chamber that communicates by the distribution portion and the first through hole to form a space in which gas fuel is premixed with air.
  • the first mixing chamber is provided between the first mixing chamber and the second mixing chamber to form a turbulent flow generating nozzle unit and the air nozzle unit to allow the pre-mixed gaseous fuel to flow turbulently in the first mixing chamber.
  • Each of the mixing chamber and the second mixing chamber includes a turning nozzle unit for supplying combustion air, and the turning nozzle unit is in communication with the first mixing chamber and gas fuel injected through the first through hole is in vertical contact with the turned air.
  • Gas fuel injected through the second through hole in communication with the first flow path and the second mixing chamber to allow mixing to be mixed with the air having a lower turning angle than the first flow path so as to be mixed.
  • Gas fuel pre-mixed through the first mixing chamber, including a second flow path is mixed with the gas fuel pre-mixed through the second mixing chamber through the turbulence generating nozzle unit, and through the second mixing chamber. It is characterized by ignited while maintaining turbulent flow due to the weakly rotated gas fuel, thereby suppressing the formation of an internal recirculation region in the flame, thereby reducing the residence time of the combustion products at high temperatures.
  • the turbulence generating nozzle unit is provided with a plurality of radial holes to pass through the turbulence generation unit and the turbulence generation unit to induce turbulent flow of gas fuel pre-mixed in the first mixing chamber It characterized in that it comprises an inner nozzle portion to allow one gas fuel to flow to the combustion chamber.
  • the turbulence generating unit is characterized in that it is formed of a fractal structure.
  • first through-hole and the second through-hole are characterized by being arranged radially around the central portion of the turbulence generating nozzle unit, respectively.
  • the turning strength of the second flow path according to an embodiment of the present invention is characterized in that it is formed of 0.4 to 0.55.
  • the combustion device capable of minimizing the harmful substances of the present invention suppresses the formation of an internal recirculation region in the combustion device, so that the residence time of a combustion product having a high temperature such as thermal NOx (nitrogen oxide) during combustion is suppressed. It has the effect of reducing the amount of harmful gas that is closely related to.
  • the mixing structure since the nitrogen oxide is closely related to the mixing performance of the fuel and combustion air, the mixing structure has an excellent effect in improving the premixing performance of the gas fuel because the present invention has a double swing structure and an orthogonal flow structure.
  • FIG. 1 is a cross-sectional view of a combustion device capable of minimizing harmful substances according to an embodiment of the present invention.
  • Figure 2 shows an embodiment of the turbulence generation unit of the combustion device that can minimize the harmful substances according to an embodiment of the present invention.
  • FIG. 3 shows the flow of gaseous fuel in the combustion device that can minimize the harmful substances according to an embodiment of the present invention.
  • Figure 4 shows the flow of combustion air of the combustion device that can minimize the harmful substances according to an embodiment of the present invention.
  • FIG. 5 shows the flow of combustion air and gaseous fuel in a combustion device capable of minimizing harmful substances according to an embodiment of the present invention.
  • FIG. 6 shows the flow of combustion air and gaseous fuel in a combustion device capable of minimizing harmful substances according to an embodiment of the present invention.
  • FIG. 7 shows experimental conditions for measuring turbulence intensity of a turbulent generator of a fractal structure of a combustion device capable of minimizing harmful substances according to an embodiment of the present invention.
  • Figure 8 shows the results of the turbulence intensity measurement of the turbulence generation unit of the fractal structure of the combustion device capable of minimizing harmful substances according to an embodiment of the present invention.
  • Figure 9 shows the results of the turbulence intensity measurement of the turbulence generation unit of the fractal structure of the combustion device capable of minimizing harmful substances according to an embodiment of the present invention.
  • Figure 10 shows the results of the turbulence intensity measurement of the turbulence generation unit of the fractal structure of the combustion device capable of minimizing harmful substances according to an embodiment of the present invention.
  • a combustion device capable of minimizing harmful substances is spaced in communication with the gas nozzle unit 10 to which gas fuel is supplied and the gas nozzle unit 10
  • Gas fuel distribution unit 20 to form a first mixing chamber (22) communicating with the gas fuel distribution unit (20) by a first through hole (21) to form a space where gas fuel is premixed with air
  • a second mixing chamber 24 and the first mixing chamber 22 communicating with the gas fuel distribution unit 20 and the second through hole 23 to form a space in which gas fuel is premixed with air.
  • the turbulent gas generating nozzle unit 30 and the air nozzle unit 50 to communicate with the air nozzle unit 50 to allow the pre-mixed gas fuel in the first mixing chamber 22 to flow turbulently. It includes a turning nozzle unit 40 for supplying air for combustion to the first mixing chamber 22 and the second mixing chamber 24, respectively.
  • the orbiting nozzle unit 40 is in communication with the first mixing chamber 22 to allow gas fuel injected through the first through hole 21 to be vertically contacted and mixed with the turned air.
  • the gas fuel injected through the second through hole 23 in communication with the first flow path 41 and the second mixing chamber 24 is vertically contacted with the air having a lower turn compared to the first flow path 41.
  • a second flow path 42 to be mixed is vertically contacted.
  • the gas fuel pre-mixed through the first mixing chamber 22 passes through the turbulence generating nozzle unit 30 and is mixed with the gas fuel pre-mixed through the second mixing chamber 24, and the 2By igniting while maintaining turbulent flow due to the gas fuel that is weakly turned through the mixing chamber 24, the formation of an internal recirculation region in the flame is suppressed, reducing the time for the combustion products to stay at high temperatures to reduce harmful substances. Minimize occurrence.
  • the gas fuel injected from the gas fuel distribution unit 20 through the first through-hole 21 is provided at the end of the pivot nozzle 40 in communication with the air inlet 51 It is mixed while hitting the air for combustion strongly rotated through the flow path 41 at a right angle.
  • a part of the combustion air that is in communication with the gas fuel distribution unit 20 and the second through hole 23 through which gas fuel flows from the air inlet 51 is a central portion of the pivot nozzle 40 Compared to the first flow path 41 in the second flow path 42 provided in the relatively weak turning flow and meet and mix.
  • the pre-mixed gas fuel is generated in the flame generated by a separate ignition device (not shown) at the exit of the orbiting nozzle unit 40, and the pre-mixed gas fuel is an inner recirculation zone (IRZ). It is to minimize the generation of harmful substances such as thermal nitrogen oxides generated in proportion to the residence time by reducing the residence time of the combustion products at high temperatures by creating a combustion field without this.
  • the gas nozzle unit 10 is provided with a combustion device capable of minimizing harmful substances according to the present invention.
  • the gas nozzle unit 10 serves to guide external gas fuel to be supplied to the gas fuel distribution unit 20.
  • the gas fuel distribution unit 20 is provided at an end of the gas nozzle unit 10.
  • the gas fuel distribution unit 20 is provided with a predetermined space therein, and serves to distribute gas fuel introduced from the gas nozzle unit 10.
  • the gas fuel distribution unit 20 is provided in a cylindrical shape, and a plurality of the first through holes 21 are provided at one end of the gas fuel distribution unit 20 based on a cross section.
  • the first through hole 21 communicates with the gas fuel distribution unit 20 and the first mixing chamber 22 so that the gas fuel supplied from the gas nozzle unit 10 is the first mixing chamber 22. To be moved to.
  • the gas fuel injected from the gas fuel distribution unit 20 through the first through hole 21 is accompanied by a strong turning motion of the combustion air introduced through the first flow path 41 and the first flow path ( It is mixed with the air for combustion while striking in a right-angle flow (Jet in cross) right in front of the outlet of 41 is moved into the first mixing chamber (22).
  • the first through hole 21 is located at the same distance from the center based on the cross section of the gas fuel distribution unit 20.
  • the second through hole 23 does not interfere with the first flow path 41 and is formed to communicate with the second flow path 42 provided in the central portion of the turning nozzle portion 40.
  • the second flow path 42 is composed of a turning angle capable of performing a weak turning motion compared to the first flow path 42. Therefore, the second through hole 23 communicates with the gas fuel distribution unit 20 and the second mixing chamber 24, and the gas fuel supplied from the gas nozzle unit 10 is connected to the second flow path 42.
  • the second through hole 23 is located at the same distance from the center based on the cross section of the gas fuel distribution unit 20. That is, the first through-hole 21 and the second through-hole 23 are arranged in a circle spaced apart at a predetermined interval from the center of the turbulence generating nozzle unit 30, respectively.
  • the first through-hole 21 and the second through-hole 23 are provided in a zigzag form based on the center of the gas fuel distribution unit 20. That is, the gas fuel supplied from the gas nozzle unit 20 can be uniformly distributed from the gas fuel distribution unit 20 to the first mixing chamber 22 and the second mixing chamber 24, respectively. .
  • the number of the first through hole 21 and the second through hole 23 is preferably provided in the same manner. This is also to ensure that the gas fuel supplied from the gas nozzle 10 is uniformly distributed from the gas fuel distribution unit 20 to the first mixing chamber 22 and the second mixing chamber 24. .
  • the diameter of the first through hole 21 and the second through hole 23 is a condition for gas fuel to be a choking flow, the first through hole 21 and the second through hole 23 )
  • the pressure difference between the front and rear ends is maintained at 1.6 atm or more in the case of LNG fuel.
  • the diameters of the first through hole 21 and the second through hole 23 are set to be a pressure difference of 1.6 atm or more, each of the first through hole 21 and the second through hole 23
  • the gas fuel injected has a choking flow with a Mach number of 1.0.
  • the first mixing chamber 22 and the second mixing chamber 24 are provided.
  • the first mixing chamber 22 is provided with a space therein, and is communicated with the gas fuel distribution unit 20 by the first through hole 21. Therefore, the combustion air introduced through the air nozzle unit 50 flows through the first flow path 41 and is adjacent to the outlet of the first flow path 41 inside the first mixing chamber 22. In the gas fuel, it is strongly rotated while being hit at a right angle and premixed.
  • the second mixing chamber 24 is provided with a space therein, and is communicated with the gas fuel distribution unit 20 by the second through hole 23. This is also the point where the combustion air introduced through the air nozzle unit 50 flows through the second flow path 42 and is adjacent to the outlet of the second flow path 42 inside the second mixing chamber 24. In, it is turned while hitting the gas fuel at a right angle.
  • the second flow path 42 has a weak turning strength of 0.4 to 0.55.
  • the combustion chamber 52 internal flame length is generated after being ignited and burned at the distal end of the turning nozzle portion 40
  • the internal recirculation zone (IRZ) is generated, and the residence time becomes longer as the high-temperature combustion products are recirculated in the flame field, resulting in a problem of increased production of thermal nitrogen oxides.
  • the turning strength of the second flow path 42 is less than 0.4, the gas fuel is pre-mixed through the first mixing chamber 22 in the process of flowing into the combustion chamber 52, the gas fuel is The turbulence generating part 31 spreads outwardly relative to the central part, thereby creating an internal recirculation area of the flame field. Therefore, the turning strength of the second flow path 42 is preferably formed to be 0.4 to 0.55.
  • the turbulence generating nozzle unit 30 is provided between the first mixing chamber 22 and the second mixing chamber 24.
  • the turbulence generating nozzle unit 30 is provided with a plurality of radial holes, the turbulence generating unit 31 and the turbulence generating unit for inducing turbulent flow of gas fuel premixed in the first mixing chamber 22 It includes an inner nozzle portion 32 that allows the gaseous fuel that has passed through the portion 31 to flow into the combustion chamber 52.
  • the turbulence generating nozzle unit 30 is in the form of a pipe nozzle, and a circular thin turbulence generating unit 31 is provided therein.
  • the turbulence generation unit 31 functions to turbulent gas fuel pre-mixed in the first mixing chamber 22.
  • the guide portion 60 is provided to guide the gas fuel pre-mixed in the first mixing chamber 22 to flow to the turbulence generating portion 31.
  • the turbulence generating portion 31 may be formed in a fractal structure.
  • the fractal structure is a structure that effectively increases the turbulence strength, and the small shape is a shape similar to the whole shape and is repeated repeatedly without end, forming a whole shape.
  • Fractal structures are geometrically shaped according to certain rules, but as sizes and arrangements are arranged in different shapes, fluids passing through these fractal structures generate various turbulence lengths and energy to increase turbulence intensity. It is a structure that can be effectively increased. This fractal structure reduces the thickness of the fractal grid by a constant ratio law.
  • the turbulence generating portion 31 is formed of a fractal structure, and when the ratio of the thickness of the fractal lattice is reduced to 0.6 or less, the turbulence strength is 2 to 3 compared to the turbulence generating portion 31 having the above-described radial hole. Will increase fold. Therefore, when the turbulence generating unit 31 is configured with such a fractal structure, it is possible to effectively increase the turbulence strength.
  • FIG. 7 summarizes the experimental conditions.
  • the fluid is compressed air and is controlled through a calibrated mass flow meter (MFC).
  • MFC mass flow meter
  • a hot-wire anemometer which is a contact-type measuring instrument, is used, and the flowmeter uses IFA300 from TSI, acquired for 1 minute at a sampling rate of 1kHz, and 2 channels Use a probe.
  • Figure 8 shows the velocity data in the central axial direction of the turbulence generating section 31 in the tube flow.
  • the fractal structure has a minimum speed of 10 mm to 35 mm. 9
  • the highest value before the nozzle exit gradually decreases from the turbulence generation unit 31 as the Reduce Ratio Bar Thickness (RRBT) decreases, and the speed fluctuation increases as the RRBT decreases at the nozzle exit.
  • RRBT Reduce Ratio Bar Thickness
  • the ignition device is provided at the outlet of the orbiting nozzle unit 40 in communication with the combustion chamber 52 to be driven by a separate power source. That is, the ignition device ignites an unburned pre-mixer injected from the exit of the orbiting nozzle unit 40 to form a flame field without an internal recirculation zone (IRZ) inside the combustion chamber 52.
  • IRZ internal recirculation zone
  • the air nozzle unit 50 in communication with the air inlet 51 so that combustion air can be supplied to the first mixing chamber 22 and the second mixing chamber 24 ) And the turning nozzle unit 40 are provided.
  • the air nozzle unit 50 is provided in a form surrounding the outer circumferential surfaces of the first mixing chamber 22 and the second mixing chamber 24.
  • a space is provided between the air nozzle unit 50 and the turning nozzle unit 40 to communicate with the first mixing chamber 22 and the second mixing chamber 24 so that air can flow therebetween. Therefore, the air inlet portion 51 is the first flow path 41 and the first flow path 41 provided in the gas fuel and the turning nozzle portion 40 in the first mixing chamber 22 and the second mixing chamber 24, respectively. 2 serves to supply air to be mixed with combustion air introduced through the flow path 42.
  • the turning nozzle unit 40 is in communication with the first mixing chamber 22, the first flow path 41 and the second mixing chamber for supplying strong turning flow air to the first mixing chamber 22
  • the second mixing chamber (24) is provided with a second flow path (42) that supplies air to the second mixing chamber (24) with a weak turning flow having a turning strength of 0.4 to 0.55.
  • the first through hole 21 is located, and the second through hole 23 is located on one side of the inner wall of the second flow path 42. Therefore, the gas fuel supplied through the first through hole 21 and the combustion air supplied through the first flow passage 41 as a strong turning flow collide with the jet in cross which is advantageous for mixing. It is to be able to be premixed efficiently. Similarly, the gas fuel supplied through the second through-hole 23 is to be pre-mixed efficiently with the combustion air of weak turning strength supplied through the second flow path 42.
  • gas fuel is introduced into the gas fuel distribution unit 20 from the gas nozzle unit 10, and the supplied gas fuel is supplied to the first through hole in the gas fuel distribution unit 20. It is divided into the first mixing chamber 22 and the second mixing chamber 24 by (21) and the second through hole 23 to move.
  • the combustion air supplied through the air nozzle unit 50 and the orbiting nozzle unit 40 and the first through hole 21 And the gas fuel supplied through the second through hole 23 are premixed.
  • the mixer having a weak turning strength in the second mixing chamber 24 moves to the combustion chamber 52 while maintaining a weak turning motion around the mixer pre-mixed with strong turning strength in the first mixing chamber 22. do.
  • the ignition device is ignited to form a high temperature turbulent premixed flame in the combustion chamber 52.
  • the strong swirling flow of the first flow path 41 in the first mixing chamber 22 meets the gas fuel injected from the first through hole 21 in a jet in cross to pre-mix. do.
  • the turbulence is generated while passing through the turbulence generation unit 31 mounted inside the turbulence generation nozzle unit 30 communicating with the first mixing chamber 22.
  • the turbulence generating nozzle unit 30 passes through the second mixing chamber 22 and encounters a mixer premixed with a weak turning flow.
  • a premixed flame is formed at the exit of the orbiting nozzle unit 40 in communication with the combustion chamber 52. That is, the recirculation region does not occur in the central portion of the flame, and the flame becomes close to complete combustion.
  • the gas fuel pre-mixed in the first mixing chamber 22 is strongly turbulent while passing through the turbulence generating unit 31. At this time, the gas fuel pre-mixed in the first mixing chamber 22 is prevented from being developed due to the rapid expansion flow in the combustion chamber 52. That is, the gas fuel pre-mixed in the second mixing chamber 24 does not spread the gas fuel pre-mixed in the first mixing chamber 22 toward the outside. That is, while the gas fuel pre-mixed in the first mixing chamber 22 injected into the combustion chamber 52 is protected by the weak turning motion from the second flow path 42, the combustion chamber (while maintaining strong turbulent flow) 52).
  • the formation of the internal recirculation region of the flame field generated in the combustion chamber 52 is minimized to reduce the residence time of the high-temperature combustion products in the flame field, such as thermal nitrogen oxides closely related to the residence time. It is possible to minimize the occurrence of harmful substances.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Gas Burners (AREA)
PCT/KR2019/006765 2018-12-11 2019-06-04 유해물질을 최소화할 수 있는 연소장치 WO2020122336A1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019560693A JP6851656B2 (ja) 2018-12-11 2019-06-04 有害物質を最小化することができる燃焼装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020180159161A KR101984952B1 (ko) 2018-12-11 2018-12-11 유해물질을 최소화할 수 있는 연소장치
KR10-2018-0159161 2018-12-11

Publications (1)

Publication Number Publication Date
WO2020122336A1 true WO2020122336A1 (ko) 2020-06-18

Family

ID=66848990

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2019/006765 WO2020122336A1 (ko) 2018-12-11 2019-06-04 유해물질을 최소화할 수 있는 연소장치

Country Status (3)

Country Link
JP (1) JP6851656B2 (ja)
KR (1) KR101984952B1 (ja)
WO (1) WO2020122336A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101984952B1 (ko) * 2018-12-11 2019-06-03 순천대학교 산학협력단 유해물질을 최소화할 수 있는 연소장치
KR102096749B1 (ko) * 2019-11-25 2020-04-02 순천대학교 산학협력단 연소기 운전효율과 배출성능을 최대화 할 수 있는 연소장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0646127U (ja) * 1992-11-11 1994-06-24 株式会社ガスター 旋回予混合装置
JPH09170716A (ja) * 1995-12-19 1997-06-30 Hitachi Ltd 燃料予混合装置及びガスタービン燃焼装置
KR100491330B1 (ko) * 2002-04-02 2005-05-25 한국에너지기술연구원 단계별 혼합 방식의 고압 촉매/화염 복합 연소식 버너
JP2006032061A (ja) * 2004-07-14 2006-02-02 Calsonic Kansei Corp 水素燃焼装置
KR20120098171A (ko) * 2011-02-28 2012-09-05 김영대 친환경 에너지 절감형 연소장치
KR101984952B1 (ko) * 2018-12-11 2019-06-03 순천대학교 산학협력단 유해물질을 최소화할 수 있는 연소장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9816705B2 (en) * 2014-11-18 2017-11-14 Honeywell International Inc. Flare burner for a combustible gas

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0646127U (ja) * 1992-11-11 1994-06-24 株式会社ガスター 旋回予混合装置
JPH09170716A (ja) * 1995-12-19 1997-06-30 Hitachi Ltd 燃料予混合装置及びガスタービン燃焼装置
KR100491330B1 (ko) * 2002-04-02 2005-05-25 한국에너지기술연구원 단계별 혼합 방식의 고압 촉매/화염 복합 연소식 버너
JP2006032061A (ja) * 2004-07-14 2006-02-02 Calsonic Kansei Corp 水素燃焼装置
KR20120098171A (ko) * 2011-02-28 2012-09-05 김영대 친환경 에너지 절감형 연소장치
KR101984952B1 (ko) * 2018-12-11 2019-06-03 순천대학교 산학협력단 유해물질을 최소화할 수 있는 연소장치

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HAN, MINSEOK ET AL.: "A Study on Turbulent Intensity and Flow Field Variation with Turbulence Generator RRBT in Low-swirl Combustor", ABSTRACTS OF 57TH KOSCO SYMPOSIUM, 23 November 2018 (2018-11-23) *

Also Published As

Publication number Publication date
KR101984952B1 (ko) 2019-06-03
JP6851656B2 (ja) 2021-03-31
JP2021501863A (ja) 2021-01-21

Similar Documents

Publication Publication Date Title
EP0397088B1 (en) Multiple oxidant jet combustion method and apparatus
CN104791846B (zh) 一种燃气轮机低污染燃烧室的低旋流预混喷嘴
EP1592495B1 (en) Mixer
WO2020122336A1 (ko) 유해물질을 최소화할 수 있는 연소장치
KR20040086832A (ko) 오버파이어 공기 인젝터 및 화석 연료 연소식 보일러
CN107575864B (zh) 一种线性低氮燃气燃烧头
WO2023121107A1 (ko) 내부 배기가스 재순환 예혼합형 공업용 가스연소기 및 그 작동방법
WO2021107417A1 (ko) 연소기 운전효율과 배출성능을 최대화 할 수 있는 연소장치
CN103822231B (zh) 一种燃气轮机低旋流燃烧室喷嘴
JPS58150704A (ja) 気体燃料バ−ナ装置
US5735466A (en) Two stream tangential entry nozzle
US20160076762A1 (en) DUAL FUEL, STAGED AIR, LOW NOx GAS BURNER
WO2023121108A1 (ko) 연료농도 구배를 이용한 공업용 가스연소기 및 그 작동방법
RU118029U1 (ru) Жаровая труба малоэмиссионной камеры сгорания с направленным вдувом воздуха
CN212081299U (zh) 一种低氮燃烧设备及其风料供给装置
RU2121113C1 (ru) Камера сгорания газовой турбины
AU6616098A (en) Fuel combustion device and method
CN212673215U (zh) 低氮燃烧器
US20160102857A1 (en) Swirl jet burner
CN111271708A (zh) 一种低氮燃烧器
CN218001493U (zh) 一种离散整流燃烧装置
RU2138738C1 (ru) Камера сгорания газовой турбины
KR20210034334A (ko) 버너 구조의 개선을 통한 벤츄리 효과를 이용하여 배가스의 내부 재순환이 가능한 저질소산화물 연소장치
RU2212004C1 (ru) Способ и устройство для сжигания топлива
RU2047049C1 (ru) Форсунка

Legal Events

Date Code Title Description
ENP Entry into the national phase

Ref document number: 2019560693

Country of ref document: JP

Kind code of ref document: A

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19897498

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19897498

Country of ref document: EP

Kind code of ref document: A1