EP2864700A2 - Device for burning fuel - Google Patents
Device for burning fuelInfo
- Publication number
- EP2864700A2 EP2864700A2 EP13776542.6A EP13776542A EP2864700A2 EP 2864700 A2 EP2864700 A2 EP 2864700A2 EP 13776542 A EP13776542 A EP 13776542A EP 2864700 A2 EP2864700 A2 EP 2864700A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- wall
- fuel
- cylindrical wall
- cylindrical
- conical
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 22
- 238000002485 combustion reaction Methods 0.000 claims abstract description 65
- 238000006243 chemical reaction Methods 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000002826 coolant Substances 0.000 claims 2
- 230000036632 reaction speed Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 11
- 239000004215 Carbon black (E152) Substances 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 229930195733 hydrocarbon Natural products 0.000 abstract description 2
- 150000002430 hydrocarbons Chemical class 0.000 abstract description 2
- 238000010304 firing Methods 0.000 abstract 1
- 239000003507 refrigerant Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
- F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
- F23C3/006—Combustion apparatus characterised by the shape of the combustion chamber the chamber being arranged for cyclonic combustion
-
- 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
- F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
-
- 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
- F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
- F23C3/002—Combustion apparatus characterised by the shape of the combustion chamber the chamber having an elongated tubular form, e.g. for a radiant tube
-
- 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
- F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
- F23C3/006—Combustion apparatus characterised by the shape of the combustion chamber the chamber being arranged for cyclonic combustion
- F23C3/008—Combustion apparatus characterised by the shape of the combustion chamber the chamber being arranged for cyclonic combustion for pulverulent fuel
-
- 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
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/32—Incineration of waste; Incinerator constructions; Details, accessories or control therefor the waste being subjected to a whirling movement, e.g. cyclonic incinerators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2203/00—Furnace arrangements
- F23G2203/20—Rotary drum furnace
Definitions
- the invention relates to a device for fuel combustion according to the preamble of claim 1.
- the invention can be used in combustion technology and is used for the combustion of hydrocarbon fuel in gas turbine, gas steam, boilers and other heat engineering systems.
- the vortex burner includes a housing having a tangential entry port and an axial exhaust port and a vortex chamber enclosed therein.
- the vortex chamber comprises successively connected and coaxially arranged tangential blade vortexers with one End wall provided with an axial window and a nozzle. Between the walls of the exhaust nozzle and the nozzle, an annular passage is formed. In the housing an ignition unit is installed.
- the deficiency of this known technical solution is a considerable flow resistance to the movement of the fuel-air mixture in the vortex chamber, which is generated by the blade vortex. This increases the load on the electric fan.
- the closest prior art (prototype) to the filed invention is a fuel combustion device (Patent RU 100185).
- the fuel combustion device has an end wall, a first cylindrical wall, a first conical wall, an inlet nozzle, a second cylindrical wall, a second conical wall and an ignition means.
- the first cylindrical wall is round.
- the first conical wall is formed as a lateral surface of a truncated cone.
- the first cylindrical wall is connected on one side to the first conical wall on the side of the largest diameter.
- the first cylindrical wall and the first conical wall are arranged coaxially.
- the end surface is connected to the first cylindrical wall at its edge and that on the side opposite to the first conical wall.
- the ignition means is located in a cavity which is formed by the first cylindrical wall and the end wall.
- the inlet connection is connected tangentially to the first cylindrical wall.
- the first opening is formed.
- the second cylindrical wall is connected to the first conical wall on the side of its smaller diameter.
- the second conical wall on the side of the largest diameter is in turn attached to the second cylindrical wall. concluded.
- the second cylindrical wall and the second conical wall are arranged coaxially with the first cylindrical wall.
- the end face is formed as a circle.
- the inventive fuel combustion device has an end wall, a first cylindrical wall, a first conical wall, a fuel-air inlet nozzle, a second cylindrical wall, a second conical wall and an ignition means.
- the first cylindrical wall is round.
- the first conical wall is designed as a lateral surface of a truncated cone.
- the first cylindrical wall is connected on one side to the first conical wall on the side of its larger diameter.
- the first cylindrical wall and the first conical wall are coaxial.
- the end face is connected to the first cylindrical wall along its edge and that on the side opposite to the first conical wall.
- the ignition means is located in the fuel-air inlet nozzle.
- the fuel-air inlet nozzle is tangentially connected to the first cylindrical wall. At the junction of the fuel-air inlet nozzle to the first cylindrical wall, the first opening is formed.
- the second cone-shaped mige wall is connected to the side of its larger diameter to the second cylindrical wall.
- the second cylindrical wall and the second conical wall are arranged coaxially with the first cylindrical wall.
- the end face is circular.
- the edge of smaller diameter of the first conical wall is connected to the second cylindrical wall in the middle part of its outer surface.
- the second cylindrical wall is divided into an inner part and an outer part.
- the inner part is formed by a region of the second cylindrical wall from the edge of the second cylindrical wall to the connection with the first conical wall.
- This edge lies in a cavity, which is formed by the first cylindrical wall, the first conical wall and the hollow cone.
- the outer part is formed by a portion of the second cylindrical wall from the connection with the first conical wall to the connection to the second conical wall.
- the cylinder cavity is formed by the third cylindrical wall and the second cylindrical wall.
- the hollow cone is formed by the lateral surface of the cone and the end wall.
- Fig. 1 - an external view of the device
- Fig. 3 the device in longitudinal section.
- the main components of the device are the combustion chamber 3, the hollow cone 23, the conical part 5, the cylindrical part 6 with the inner part 16 and the outer part. part 17 and the Confuser 7.
- the inner surfaces of the device are facing each other and the axis of the device.
- the outer surfaces of the device are turned outwards of the device, ie from the axis of the device.
- Fig. 1 represent 1, the end wall of the device and 2, the first opening in the fuel-air inlet nozzle 14.
- the combustion chamber 3 is a cavity which is formed by the first cylindrical wall 12 and the hollow cone 23.
- the first cylindrical wall 12 is formed according to the shape of the cylinder surface. In individual cases it can be circular.
- the first cylindrical wall 12 is connected to the hollow cone 23 at the edges.
- the tip of the hollow cone 23 is aligned with the combustion chamber 3 according to the axis of the first cylindrical wall 12.
- the hollow cone 23 is airtight connected to the first cylindrical wall 12 on the circumference.
- the first cylindrical wall 12 is connected to the hollow cone 23 opposite edge with the first conical wall 11.
- the first conical wall 11 forms the conical part 5.
- the first conical wall 1 is formed as a lateral surface of a truncated cone.
- the larger diameter of the first conical wall 11 is equal to the diameter of the first cylindrical wall 12.
- the smaller diameter of the first conical wall 11 is equal to the diameter of the second cylindrical wall 10, which is described below.
- the conical part 5 is coaxial with the combustion chamber 3.
- the first conical wall 1 is connected airtight with its edge with the larger diameter with the first cylindrical wall 12.
- the first conical wall 11 is provided with ih- Rem edge with the smaller diameter with the outer surface of the second cylindrical wall 10 and that in the central part of the second cylindrical wall 10 is connected.
- the second cylindrical wall 10 forms the cylinder cavity 20 with the third cylindrical wall 19.
- the upper and the lower part of the third cylindrical wall 19 are connected to the outlet nozzle 18 and the inlet nozzle 21.
- the second cylindrical wall 10 forms the cylindrical part 6.
- the second cylindrical wall 10 is formed as a circular cylinder surface.
- the diameter of the outer surface of the second cylindrical wall 10 is formed such that the first conical wall 1 can be connected to it with its edge having the smaller diameter of the first conical wall 11.
- the part of the second cylindrical wall 0 is located in the combustion chamber 3 and the conical part 5 and forms the inner part 16 of the cylindrical part 6.
- the inner part 16 represents a region of the second cylindrical wall 10 with the corresponding edge of the second cylindrical wall 10 , which lies in the combustion chamber 3, up to the connection point of the second cylindrical wall 10 with the first conical wall 1.
- the outer part 17 is formed by the region of the second cylindrical wall 10 from the junction of the second cylindrical wall 10 with the first conical wall 1 to the edge of the second cylindrical wall 10, which lies outside of the combustion chamber 3.
- the cylindrical part 6 is coaxial with the conical part 5 and the combustion chamber 3.
- the second cylindrical wall 10 is connected to the outside of the combustion chamber 3 edge with the second conical wall 9, which is described below.
- the second conical wall 9 forms the Confusor 7.
- the second conical wall 9 is formed as a lateral surface of a truncated cone.
- the larger diameter of the edge of the second conical wall 9 in cross section is equal to the diameter of the second cylindrical wall 10.
- the confuser 7 is arranged coaxially with the cylindrical part 6, the conical part 5 and the combustion chamber 3.
- the edge of the second conical wall 9 of smaller diameter forms the second opening 8.
- the ignition means 4 is located in the combustion chamber 3.
- ignition means 4 for example, various spark plugs, torches or other means for igniting the fuel-air mixture can be applied ,
- the ignition means 4 is arranged in the fuel-air nozzle 14.
- the first opening 2 is formed in the first cylindrical wall 12.
- the first cylindrical wall 12 is airtight connected to the periphery of the first opening 2 with the fuel-air inlet nozzle 14.
- the connection of the fuel-air inlet nozzle 14 with the first cylindrical wall 12 is formed so as to ensure the possibility of unimpeded movement of the flows 13 of the fuel-air mixture.
- the fuel-air inlet port 14 is formed as a pipe piece.
- the fuel-air inlet nozzle 14 is arranged tangentially to the first cylindrical wall 12.
- the axis of the fuel-air inlet nozzle 14 is arranged in the plane which is perpendicular to the axis of the combustion chamber 3 and the axis of the combustion chamber 3 does not intersect.
- the nozzle 15 is arranged in the fuel-air inlet nozzle 14.
- the nozzle 15 is the fuel atomization device.
- the fuel and the air flow into the combustion chamber 3 via the fuel-air inlet nozzle 14.
- the fuel supply can take place by means of liquid or gas fuel injection via the nozzle 15.
- the fuel and air supply can be ensured both together and separately.
- the fuel-air mixture is formed in the fuel-air inlet port 14, regardless of the way the air and fuel supply.
- the fuel-air mixture burns in the combustion chamber 3, resulting in combustion residues.
- the combustion residues come into the rotational flow in the combustion chamber 3, since the fuel-air inlet nozzle 14 is arranged tangentially to the first cylindrical wall 12.
- the hollow cone 23 in the combustion chamber 3 forms the helix angle of the combustion residues. During the rotational movement combustion residues of the fuel-air mixture are mixed intensively.
- the combustion residues come from the combustion chamber 3 in the cylindrical part 6.
- the combustion residues continue their rotational movement in the cylindrical part 6. Due to the difference in diameter between the first cylindrical wall 12 and the second cylindrical wall 10, the speed of movement of the combustion residues is increased.
- the confuser 7 on the end face of the cylindrical part 6 increases the flow resistance. Because of the increase in flow resistance, the pressure in the cylindrical part 6 and in the combustion chamber 3 increases. With the buildup of pressure, the chemical reaction rate of the combustion residues increases proportionally. In this case, the combustion efficiency of the fuel-air mixture is increased.
- the cavity 20 is formed by the second cylindrical wall 10 and the third cylindrical wall 19.
- a refrigerant circulates in the cavity 20 via the inlet connection 21 and the outlet connection 18.
- the refrigerant also circulates in the hollow cone 23 via inlet and outlet nozzles 24 and 25.
- the refrigerant and the thermal protector 22 provide the necessary heat transfer during operation of the fuel combustion device.
- the formation of the device with the combustion chamber 3 with the tangentially arranged fuel-air inlet nozzle 14, the hollow cone 23, the conical part 5 and the cylindrical part 6, arranged in the combustion chamber 3 inner part 16 and the outer part 17 and the Konfusor 7 the increase of the combustion efficiency of the fuel-air mixture sure.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2012125946 | 2012-06-21 | ||
PCT/IB2013/001160 WO2013190352A2 (en) | 2012-06-21 | 2013-06-04 | Device for burning fuel |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2864700A2 true EP2864700A2 (en) | 2015-04-29 |
EP2864700B1 EP2864700B1 (en) | 2016-08-24 |
Family
ID=49354696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13776542.6A Not-in-force EP2864700B1 (en) | 2012-06-21 | 2013-06-04 | Device for burning fuel |
Country Status (5)
Country | Link |
---|---|
US (1) | US20150072295A1 (en) |
EP (1) | EP2864700B1 (en) |
KR (1) | KR20150034728A (en) |
CN (1) | CN104379996A (en) |
WO (1) | WO2013190352A2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2769048C1 (en) * | 2021-08-27 | 2022-03-28 | Федеральное государственное бюджетное образовательное учреждение высшего образования «Казанский государственный энергетический университет» | Vortex burner |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU100185A1 (en) * | 1952-10-25 | 1954-11-30 | В.Г. Яблоков | The method of automatic control of the operation of the electrolyzer to produce aluminum |
DE1024192B (en) * | 1956-01-07 | 1958-02-13 | Steinkohlen Elek Zitaet Ag | Double melting chamber |
FR2372384A1 (en) * | 1976-11-24 | 1978-06-23 | Mille Louis | Solid fuel burner with screw feeder for fuel - has forced draft fan providing combustion air through base |
US4565137A (en) * | 1983-08-08 | 1986-01-21 | Aqua-Chem, Inc. | Bio-mass suspension burner |
DE10241924B3 (en) * | 2002-09-10 | 2004-05-27 | Netzsch-Feinmahltechnik Gmbh | Agitating mixer with cooled agitating shaft, e.g. for sour dough, has tubular elements of round, square, rectangular, semicircular, triangular or polygonal cross section |
US6910432B2 (en) * | 2003-08-21 | 2005-06-28 | Air Products And Chemicals, Inc. | Selective oxygen enrichment in slagging cyclone combustors |
RU2333422C2 (en) * | 2006-09-06 | 2008-09-10 | Константин Константинович Тюкин | Vortex burner |
CN102393015A (en) * | 2011-05-27 | 2012-03-28 | 上海锅炉厂有限公司 | Dense-phase spiral-flow pulverized-coal burner |
-
2013
- 2013-06-04 WO PCT/IB2013/001160 patent/WO2013190352A2/en active Application Filing
- 2013-06-04 US US14/389,356 patent/US20150072295A1/en not_active Abandoned
- 2013-06-04 CN CN201380026990.XA patent/CN104379996A/en active Pending
- 2013-06-04 KR KR1020157001302A patent/KR20150034728A/en not_active Application Discontinuation
- 2013-06-04 EP EP13776542.6A patent/EP2864700B1/en not_active Not-in-force
Non-Patent Citations (1)
Title |
---|
See references of WO2013190352A2 * |
Also Published As
Publication number | Publication date |
---|---|
KR20150034728A (en) | 2015-04-03 |
WO2013190352A3 (en) | 2014-03-06 |
EP2864700B1 (en) | 2016-08-24 |
CN104379996A (en) | 2015-02-25 |
US20150072295A1 (en) | 2015-03-12 |
WO2013190352A2 (en) | 2013-12-27 |
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