CN202947133U - Combustion device alternately using different gas fuels - Google Patents
Combustion device alternately using different gas fuels Download PDFInfo
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- CN202947133U CN202947133U CN 201220582674 CN201220582674U CN202947133U CN 202947133 U CN202947133 U CN 202947133U CN 201220582674 CN201220582674 CN 201220582674 CN 201220582674 U CN201220582674 U CN 201220582674U CN 202947133 U CN202947133 U CN 202947133U
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Abstract
The utility model discloses a combustion device alternately using different gas fuels. The combustion device alternately using different gas fuels comprises a burner and a pipeline, wherein the burner comprises an inner pipe lead, a middle pipe lead, an outer pipe lead, an outer shell, a bottom cover and supporting blocks among the pipe leads, wherein the inner pipe lead, the middle pipe lead and the outer pipe lead are all round pipes, the inner pipe lead is sleeved in the middle pipe lead, the middle pipe lead is sleeved in the outer pipe lead, the cylindrical outer shell is arranged on the outer portion of the outer pipe lead, the bottom cover is arranged at the right end of the outer shell, and the supporting blocks are arranged among the inner pipe lead, the middle pipe lead, the outer pipe lead and the outer shell. The pipeline is designed in accordance with low-heat value fuels, high-heat value fuel pipelines are connected in parallel on a furnace top sectionalized control area and in front of the burner, and a dedicated dual purpose burner is designed according to high-heat value fuels. A burner fuel channel is designed into a concentric circle, wherein a high-heat value channel is arranged in a center of the circle, a low-heat value channel is arranged on a middle circle, and an air channel is arranged on an outer circle. When one kid of fuel is in short supply or of unstable supply, another kind of fuel can be changed through a valve in a short time without changing an air pipe, and thus normal production is guaranteed.
Description
Technical field
The utility model relates to the industrial furnace combustion technology, particularly a kind of burner that is used alternatingly gas with various fuel.
Background technology
in the industrial furnace Combustion System Design that uses pure gas fuel, be generally: the fuel flow order is: according to house steward outside the workshop, butterfly valve, blind plate, repid cut-off valve, pressure regulator valve, the stokehold house steward, butterfly valve on each section arm, the metering orifice plate, flow control valve, butterfly valve, stokehold burner house steward, each burner arm, ball valve, , burner, this gas flow pattern of burner hearth designs, combustion-supportingly with the Air Flow order be: air blast, air preheater, the stokehold air header, butterfly valve on each section arm, the metering orifice plate, flow control valve, butterfly valve, stokehold burner air header, each burner arm, ball valve, burner, this gas flow pattern of burner hearth designs.Also be provided with the hot blast diffusion valve after air preheater, air and fuel flow rate are regulated by the given instruction of PLC according to the air-fuel ratio of fire box temperature signal and setting.This design is based on to be carried out in the stable situation of gaseous fuel supply, supply is unstable or flow is inadequate if this gaseous fuel occurs, can't replace with the gaseous fuel that another calorific value, Wobbe index, combustion potential differ larger, give like this energy safety of supply of an enterprise and produce guarantee and caused very large inconvenience.If in original design, thermal technology's index of fuel has greatly changed, exist the fuel flow rate metering inaccurate, thereby it is bad that air-fuel ratio is controlled, and causes stove incomplete combustion or coefficient of excess air too large, affects the normal heating of stove; In addition, because burner design is to use single-fuel, in certain power bracket, the fuel channel size is certain, and when being replaced by after another kind of calorific value differs larger fuel, burner can not work under former power.
Summary of the invention
The purpose of this utility model is overcome the above-mentioned deficiency of prior art and a kind of burner that is used alternatingly gas with various fuel is provided, and can adapt to the burning that different calorific values, Wobbe index, combustion potential differ larger gaseous fuel.
The technical solution of the utility model is: a kind of burner that is used alternatingly gas with various fuel, it comprises burner and pipeline.
described burner comprises: inner tube is led, middle pipe is led, outer tube is led, shell, bottom, pipe is led a back-up block, inner tube is led air inlet, middle pipe is led air inlet, outer tube is led air inlet, inner tube is led puff prot, middle pipe is led puff prot, the shell puff prot, inner tube is led, middle pipe is led, it is all circular pipe that outer tube is led, the inner tube guide pin bushing is contained in middle pipe leads, middle pipe guide pin bushing is contained in outer tube leads, outer tube is led the outside columnar shell, the right-hand member of shell has bottom, inner tube is led, middle pipe is led, outer tube is led, back-up block is installed between shell, the right-hand member that inner tube is led has the inner tube that is connected with extraneous gas to lead air inlet, middle pipe is led right-hand member has the middle pipe that is connected with extraneous gas to lead air inlet, outer tube is led the outer tube that is connected with extraneous gas and is led air inlet, the left end that inner tube is led has inner tube to lead puff prot, the left end that middle pipe is led has middle pipe to lead puff prot, the left end of shell has the shell puff prot, inner tube is led puff prot, middle pipe is led puff prot, the shell puff prot is that right-hand member is large, the collapsed shape left that left end is little.
described pipeline comprises: the first blank-plate valve, the first butterfly valve, the first flow meter, the first pneumatic rapid cut-off valve, the first pressure regulator valve, the second blank-plate valve, the 3rd blank-plate valve, the second butterfly valve, the second flowmeter, the second pneumatic rapid cut-off valve, the second pressure regulator valve, the 4th blank-plate valve, the 3rd butterfly valve, the 5th blank-plate valve, the 3rd pneumatic rapid cut-off valve, the 3rd butterfly valve, the first ball valve, the second ball valve, the 3rd ball valve, the 4th ball valve, the 7th butterfly valve, burner, the first blank-plate valve, the first butterfly valve, the first flow meter, the first pneumatic rapid cut-off valve, the first pressure regulator valve, the second blank-plate valve is led connection by pipe successively, forms the first valve sets, the 3rd blank-plate valve, the second butterfly valve, the second flowmeter, the second pneumatic rapid cut-off valve, the second pressure regulator valve, the 4th blank-plate valve is led connection by pipe successively, forms the second valve sets, the 3rd butterfly valve, the 5th blank-plate valve, the 3rd pneumatic rapid cut-off valve, the 3rd butterfly valve is led connection by pipe successively, forms the 3rd valve sets, the 5th butterfly valve, the 6th blank-plate valve, the 4th pneumatic rapid cut-off valve, the 6th butterfly valve is led connection by pipe successively, forms the 4th valve sets, and the first valve sets is in parallel with the second valve sets, and the 3rd valve sets is in parallel with the 4th valve sets, and the first valve sets is connected with the 3rd valve sets, the first ball valve, the second ball valve is led series connection by pipe, forms the 5th valve sets, the 3rd ball valve, the 4th ball valve is led series connection by pipe, forms the 6th valve sets, and the 5th valve sets is in parallel with the 6th valve sets, and the 5th valve sets is connected with the 3rd valve sets, and the right-hand member after the 5th valve sets and the 6th valve sets parallel connection is connected burner, also is connected with the 7th butterfly valve on burner.
The 3rd valve sets and the 4th valve sets can be two to four groups, all connect with the first valve sets, the second valve sets after parallel connection.
The 5th valve sets and the 6th valve sets and burner can be four to 16 groups, all with parallel connection after the 3rd valve sets connect with the 4th valve sets.
The utility model compared with prior art has following features: design pipeline take low calorie fuels as design considerations, the exotic fuels pipeline is adopted method in parallel before furnace roof segmentation control zone and burner, according to high low calorie fuels design specialized dual-purpose burner, fuel channel adopts the design of concentric garden, the exotic fuels passage is at the center, the low calorie fuels passage is in middle garden, and air duct is in the outermost garden.For reducing the volume of burner, when using low calorie fuels, two passages use simultaneously, when using exotic fuels, only use the exotic fuels passage.
Below in conjunction with the drawings and specific embodiments, detailed construction of the present utility model is further described.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model burner;
Accompanying drawing 2 is the structural representation of the utility model pipeline.
The specific embodiment
As shown in drawings: a kind of burner that is used alternatingly gas with various fuel, it comprises burner 31 and pipeline.
described burner 31 comprises: inner tube leads 1, middle pipe leads 2, outer tube leads 3, shell 4, bottom 5, pipe is led a back-up block 32, inner tube is led air inlet 1-1, middle pipe is led air inlet 2-1, outer tube is led air inlet 3-1, inner tube is led puff prot 1-2, middle pipe is led puff prot 2-2, shell puff prot 4-1, inner tube leads 1, middle pipe leads 2, it is all circular pipe that outer tube leads 3, and inner tube is led 1 and is sleeved on middle pipe and leads in 2, and middle pipe is led 2 and is sleeved on outer tube and leads in 3, and outer tube is led 3 outsides columnar shell 4, and the right-hand member of shell 4 has bottom 5, and inner tube leads 1, middle pipe leads 2, outer tube leads 3, back-up block 32 is installed between shell 4, inner tube is led 1 right-hand member has the inner tube that is connected with extraneous gas to lead air inlet 1-1, middle pipe is led 2 right-hand members has the middle pipe that is connected with extraneous gas to lead air inlet 2-1, outer tube leads 3 has the outer tube that is connected with extraneous gas to lead air inlet 3-1, inner tube is led 1 left end has inner tube to lead puff prot 1-2, middle pipe is led 2 left end has middle pipe to lead puff prot 2-2, and the left end of shell 4 has shell puff prot 4-1, and inner tube is led puff prot 1-2, middle pipe is led puff prot 2-2, shell puff prot 4-1 is that right-hand member is large, the collapsed shape left that left end is little.
described pipeline comprises: the first blank-plate valve 6, the first butterfly valve 7, first flow meter 8, the first pneumatic rapid cut-off valve 9, the first pressure regulator valve 10, the second blank-plate valve 11, the 3rd blank-plate valve 12, the second butterfly valve 13, the second flowmeter 14, the second pneumatic rapid cut-off valve 15, the second pressure regulator valve 16, the 4th blank-plate valve 17, the 3rd butterfly valve 18, the 5th blank-plate valve 19, the 3rd pneumatic rapid cut-off valve 20, the 3rd butterfly valve 21, , the first ball valve 26, the second ball valve 27, the 3rd ball valve 29, the 4th ball valve 30, the 7th butterfly valve 28, burner 31, the first blank-plate valve 6, the first butterfly valve 7, first flow meter 8, the first pneumatic rapid cut-off valve 9, the first pressure regulator valve 10, the second blank-plate valve 11 is led connection by pipe successively, forms the first valve sets, the 3rd blank-plate valve 12, the second butterfly valve 13, the second flowmeter 14, the second pneumatic rapid cut-off valve 15, the second pressure regulator valve 16, the 4th blank-plate valve 17 is led connection by pipe successively, forms the second valve sets, the 3rd butterfly valve 18, the 5th blank-plate valve 19, the 3rd pneumatic rapid cut-off valve 20, the 3rd butterfly valve 21 is led connection by pipe successively, forms the 3rd valve sets, the 5th butterfly valve 22, the 6th blank-plate valve 23, the 4th pneumatic rapid cut-off valve 24, the 6th butterfly valve 25 is led connection by pipe successively, forms the 4th valve sets, and the first valve sets is in parallel with the second valve sets, and the 3rd valve sets is in parallel with the 4th valve sets, and the first valve sets is connected with the 3rd valve sets, the first ball valve 26, the second ball valve 27 is led series connection by pipe, forms the 5th valve sets, the 3rd ball valve 29, the 4th ball valve 30 is led series connection by pipe, form the 6th valve sets, the 5th valve sets is in parallel with the 6th valve sets, and the 5th valve sets is connected with the 3rd valve sets, right-hand member after the 5th valve sets and the 6th valve sets parallel connection is connected burner 31, also is connected with the 7th butterfly valve 28 on burner 31.
The 3rd valve sets and the 4th valve sets can be two to four groups, all connect with the first valve sets, the second valve sets after parallel connection.
The 5th valve sets and the 6th valve sets and burner 31 can be four to 16 groups, all with parallel connection after the 3rd valve sets connect with the 4th valve sets.
operation principle of the present utility model and using method are: when a kind of fuel short supply or supply when unstable, can switch to another kind of fuel by valve at short notice and airduct does not switch, thereby ensureing to produce normally carries out, if having changed like this thermal technology's index of fuel in original design has greatly changed, exist the fuel flow rate metering inaccurate, thereby it is bad that air-fuel ratio is controlled, cause stove incomplete combustion or coefficient of excess air too large, affect the normal heating of stove, in addition, because the burner design is to use pluralities of fuel, in certain power bracket, the fuel channel size is certain, when being replaced by after another kind of calorific value differs larger fuel, burner can work under former power.
Claims (2)
1. burner that is used alternatingly gas with various fuel, it comprises burner and pipeline, it is characterized in that burner comprises: inner tube is led, middle pipe is led, outer tube is led, shell, bottom, pipe is led a back-up block, inner tube is led air inlet, middle pipe is led air inlet, outer tube is led air inlet, inner tube is led puff prot, middle pipe is led puff prot, the shell puff prot, inner tube is led, middle pipe is led, it is all circular pipe that outer tube is led, and the inner tube guide pin bushing is contained in middle pipe leads, and middle pipe guide pin bushing is contained in outer tube leads, and outer tube is led the outside columnar shell, and the right-hand member of shell has bottom, and inner tube is led, middle pipe is led, outer tube is led, back-up block is installed between shell, the right-hand member that inner tube is led has the inner tube that is connected with extraneous gas to lead air inlet, middle pipe is led right-hand member has the middle pipe that is connected with extraneous gas to lead air inlet, outer tube is led the outer tube that is connected with extraneous gas and is led air inlet, the left end that inner tube is led has inner tube to lead puff prot, the left end that middle pipe is led has middle pipe to lead puff prot, and the left end of shell has the shell puff prot, and inner tube is led puff prot, middle pipe is led puff prot, the shell puff prot is that right-hand member is large, the collapsed shape left that left end is little.
2. a kind of burner that is used alternatingly gas with various fuel according to claim 1, it is characterized in that: pipeline comprises: the first blank-plate valve, the first butterfly valve, the first flow meter, the first pneumatic rapid cut-off valve, the first pressure regulator valve, the second blank-plate valve, the 3rd blank-plate valve, the second butterfly valve, the second flowmeter, the second pneumatic rapid cut-off valve, the second pressure regulator valve, the 4th blank-plate valve, the 3rd butterfly valve, the 5th blank-plate valve, the 3rd pneumatic rapid cut-off valve, the 3rd butterfly valve 2, the first ball valve, the second ball valve, the 3rd ball valve, the 4th ball valve, the 7th butterfly valve, burner, the first blank-plate valve, the first butterfly valve, the first flow meter, the first pneumatic rapid cut-off valve, the first pressure regulator valve, the second blank-plate valve is led connection by pipe successively, forms the first valve sets, the 3rd blank-plate valve, the second butterfly valve, the second flowmeter, the second pneumatic rapid cut-off valve, the second pressure regulator valve, the 4th blank-plate valve is led connection by pipe successively, forms the second valve sets, the 3rd butterfly valve, the 5th blank-plate valve, the 3rd pneumatic rapid cut-off valve, the 3rd butterfly valve is led connection by pipe successively, forms the 3rd valve sets, the 5th butterfly valve, the 6th blank-plate valve, the 4th pneumatic rapid cut-off valve, the 6th butterfly valve is led connection by pipe successively, forms the 4th valve sets, and the first valve sets is in parallel with the second valve sets, and the 3rd valve sets is in parallel with the 4th valve sets, and the first valve sets is connected with the 3rd valve sets, the first ball valve, the second ball valve is led series connection by pipe, forms the 5th valve sets, the 3rd ball valve, the 4th ball valve is led series connection by pipe, forms the 6th valve sets, and the 5th valve sets is in parallel with the 6th valve sets, and the 5th valve sets is connected with the 3rd valve sets, and the right-hand member after the 5th valve sets and the 6th valve sets parallel connection is connected burner, also is connected with the 7th butterfly valve on burner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582674 CN202947133U (en) | 2012-11-07 | 2012-11-07 | Combustion device alternately using different gas fuels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582674 CN202947133U (en) | 2012-11-07 | 2012-11-07 | Combustion device alternately using different gas fuels |
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| Publication Number | Publication Date |
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| CN202947133U true CN202947133U (en) | 2013-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220582674 Expired - Lifetime CN202947133U (en) | 2012-11-07 | 2012-11-07 | Combustion device alternately using different gas fuels |
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| Country | Link |
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| CN (1) | CN202947133U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277810A (en) * | 2013-06-03 | 2013-09-04 | 滨化集团股份有限公司 | Control device for molten salt furnace in solid sodium hydroxide production |
| CN103912876A (en) * | 2014-03-27 | 2014-07-09 | 神华集团有限责任公司 | Burner and burner system |
| CN107208883A (en) * | 2014-12-19 | 2017-09-26 | 塞瑞斯知识产权有限公司 | There is the improved turbulent burner of fuel injection device in the upstream and downstream of cyclone |
| CN108870394A (en) * | 2018-05-21 | 2018-11-23 | 北京航天石化技术装备工程有限公司 | It is applicable in the half big short flame burner of premix of two kinds of calorific value of fuel gas differences |
| CN109708110A (en) * | 2019-03-12 | 2019-05-03 | 江苏达源热能科技有限公司 | A kind of double gas combustion apparatus |
-
2012
- 2012-11-07 CN CN 201220582674 patent/CN202947133U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277810A (en) * | 2013-06-03 | 2013-09-04 | 滨化集团股份有限公司 | Control device for molten salt furnace in solid sodium hydroxide production |
| CN103912876A (en) * | 2014-03-27 | 2014-07-09 | 神华集团有限责任公司 | Burner and burner system |
| CN107208883A (en) * | 2014-12-19 | 2017-09-26 | 塞瑞斯知识产权有限公司 | There is the improved turbulent burner of fuel injection device in the upstream and downstream of cyclone |
| CN107208883B (en) * | 2014-12-19 | 2019-04-26 | 塞瑞斯知识产权有限公司 | There is the improved turbulent burner of fuel injection device in the upstream and downstream of cyclone |
| CN108870394A (en) * | 2018-05-21 | 2018-11-23 | 北京航天石化技术装备工程有限公司 | It is applicable in the half big short flame burner of premix of two kinds of calorific value of fuel gas differences |
| CN109708110A (en) * | 2019-03-12 | 2019-05-03 | 江苏达源热能科技有限公司 | A kind of double gas combustion apparatus |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130522 |