CN1084459C - Burner of light oil for gasifying type conbustion - Google Patents
Burner of light oil for gasifying type conbustion Download PDFInfo
- Publication number
- CN1084459C CN1084459C CN 98124403 CN98124403A CN1084459C CN 1084459 C CN1084459 C CN 1084459C CN 98124403 CN98124403 CN 98124403 CN 98124403 A CN98124403 A CN 98124403A CN 1084459 C CN1084459 C CN 1084459C
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- Prior art keywords
- oil
- combustion
- present
- light oil
- gasification
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- Expired - Fee Related
Links
- 238000002485 combustion reaction Methods 0.000 claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims abstract description 37
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 16
- 239000003546 flue gas Substances 0.000 claims description 16
- 239000003921 oil Substances 0.000 abstract description 26
- 238000002309 gasification Methods 0.000 abstract description 14
- 239000000446 fuel Substances 0.000 abstract description 11
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract description 9
- 238000005485 electric heating Methods 0.000 abstract description 4
- 239000000779 smoke Substances 0.000 abstract description 4
- 239000002283 diesel fuel Substances 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract description 2
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 230000008033 biological extinction Effects 0.000 abstract 1
- 239000010742 number 1 fuel oil Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 239000003500 flue dust Substances 0.000 description 3
- 239000003350 kerosene Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Abstract
The present invention provides a gasification type combustion device which relates to a gasification type combustion device using light oil, such as coal oil, light diesel oil or coarse methanol, etc., as fuel. On the basis of the electric heating gasification type combustion device, the present invention adopts a combustion system combining electric heating gasification and smoke gas heating gasification and a structure of the combustion system and is provided with an electromagnetic control valve on an oil pipe between an electric heating gasifier and a mixing chamber to control the flow of oil steam. Thus, the present invention has the advantages of good low load stable combustion performance, strong regulation capability, high combustion efficiency and no smoke dust and abnormal smell while in starting and fire extinction; thus, the present invention achieves the goals of high efficiency and low pollution, and the present invention is capable of saving electrical energy and is convenient to generalize and apply.
Description
The present invention relates to a kind of liquid fuel gasification formula burner, particularly a kind of is the gasified combustion device of fuel with light oil such as kerosene, light diesel fuel or thick methyl alcohol etc.
At present, no matter be kerosene, light diesel fuel or thick methyl alcohol etc., be widely used in the various aspects of producing, living as liquid fuel.Since light oil (not comprising gasoline) at room temperature volatility a little less than, igniting and after-flame be difficulty comparatively, thereby mostly adopts gasification mode to use light oil in the prior art.Using in the technology and device of light oil in China, adopt the combustion system of direct heating and gasifying of flame and gravity-flow ventilation mostly, is exactly to adopt above-mentioned combustion system as disclosed burners such as Chinese patents 91106743,92231876,93111442.This class device exists and starts difficulty, and what regulating power the underload poor stability is born a little less than, easily ties problems such as carbon dirt in the flue gas in CO and carbon black discharging instability, the heating tube, has influenced the overall performance of device, comprises stability, reliability and efficiency of combustion etc.
In developed country, it is comparatively general in Japan to use gasification mode to use the burner of light oil, because Japan does not almost have natural gas, have only the higher artificial coal gas of price, and there are a large amount of light oil byproducts in petroleum refining industry, cheap.In the product sold, generally adopt the combustion technology and the structure of electrical heating gasification, forced air supply, premixed combustion, staged air distribution on present Japanese market, overall performance is better.As Japanese patent application (application number: the flat 6-206660 of special Willing; 4-313093) etc. disclosed technology and device then belong to this type of.But the problem that this class device exists is to start, having when putting out a fire flue dust (carbon black) and peculiar smell to produce, and power consumption is also higher, is not easy to promotion and application.
Deficiency and defective at the prior art existence, purpose of the present invention and task provide a kind of new gasified combustion device that uses light oil, this burner not only will have the good and stronger regulating power of low-load combustion-stabilizing, the efficiency of combustion height, when starting and put out a fire, do not have flue dust and peculiar smell, thereby reach the purpose of high-efficiency low-pollution; But also can save electric energy, be easy to be extended and applied.
Purpose of the present invention and task are achieved by the following technical solution: it mainly comprises by fueller, pulse pump, the oil piping system that electrical heating gasifier and oil pipe are formed, blower fan, be arranged on an aerofoil of below, combustion chamber, the secondary aerofoil, mixing chamber, air channel of being made up of the inner and outer wall of combustion chamber and the tertiary air hole that is arranged on the inwall of combustion chamber are formed, it is characterized in that between fueller and electrical heating gasifier, increasing another oil circuit, this oil circuit is by another pulse pump, flue gas heating and gasifying device is formed, and the outlet of flue gas heating and gasifying device links to each other with the electrical heating gasifier.Above-mentioned flue gas heating and gasifying device is arranged on the inner wall outside of combustion chamber.
This device opens in order to make, the stopping time opens and closes oil circuit fast, so that reach the purpose of lighting rapidly and stopping working, the present invention is provided with a solenoid electric valve on the oil pipe between electrical heating gasifier and the mixing chamber.In addition, for regulate different operating conditions next, the proportioning of secondary air flow, be used to regulate the air door of primary air flow and secondary air flow proportioning ducting outlet being provided with, to reach further smooth combustion, to reduce the purpose of polluting.
Accompanying drawing 1 is the stereogram that uses the gasified combustion device of light oil.
Accompanying drawing 2 is a principle assumption diagram of the present invention.Among the figure: 1. oil pump on 12. outer wall of combustion chamber, 13. combustion chamber inwalls, 14. electric igniters, 15. flame detectors, 16. pulse pump A, the 17. pulse pump B 18. of 10. blower fans, 11. tertiary air holes, aerofoil of fueller 2. electrical heating gasifiers, 3. flue gas heating and gasifying device 4. magnetic valves, 5. air door 6. mixing chambers, 7. burners 8. burner secondary aerofoils, 9. combustion chambers
Describe operation principle of the present invention in detail below in conjunction with accompanying drawing, concrete structure and preferred forms:
The present invention mainly is made up of parts such as fueller 1, electrical heating gasifier 2, flue gas heating and gasifying device 3, solenoid electric valve 4, blower fan 10, mixing chamber 6, air door 5, aerofoil 7 of burner, secondary aerofoil 8 and tertiary air hole 11, the inside and outside walls in combustion chamber.Fueller divides two-way to give the burner fuel feeding, and wherein a route pulse pump 16 (A) is given electrical heating gasifier 2 DFF Direct Fuel Feeds: the second tunnel then gives flue gas heating and gasifying device 3 fuel feeding by pulse pump 17 (B).Device relies on during cold start pulse pump A and electrical heating gasifier 2 to provide fuel after the gasification for burner fully, finish igniting and underload (less than specified peak load 20%) stable operation.When load is above greater than the big load of rated capacity 20%, mainly rely on flue gas heating and gasifying device 3 to realize the gasification of fuel.
The flow process that whole burner begins to start under the cold conditions situation is as follows: at first oil for fueller 1 by last oil pump 18, and start electrical heating gasifier 2; When treating that electrical heating gasifier 2 temperature rise to certain level (kerosene is generally 200 ℃, because of different these temperature values of fuel different), pulse pump A starts working, and the oiling gasification starts blower fan 10 then in electrical heating gasifier 2, and air door 5 apertures place initial value.Open magnetic valve 4, simultaneously electric igniter 14 is started working, till lighting and being detected by flame detector 15.Ignition trigger is finished since then.After treating that load rises to certain level, pulse pump B begins to 3 oilings of flue gas heating and gasifying device, and after this fuel feeding of stop pulse pump A carries out the transition to by flue gas heater vaporising fuel oil after a while.In whole burner normal work period, oil mass, air quantity and primary and secondary air proportioning are finished by control system by air door 5, to reach the highest efficiency of combustion and minimum disposal of pollutants (as flue dust and NOx, CO).When shutting down, at first stop pulse pump B, and close magnetic valve 4, blower fan keep work about one minute with cool burner.
Above-mentioned electrical heating gasifier adopts the metal can structure, and the bottom is provided with heating.Flue gas heating and gasifying device 3 is arranged in the air channel of being made up of combustion chamber inwall 13 and outer wall 12 (passageway), and it mainly relies on combustion chamber inwall 13 to come heating fuel oil (from pulse pump B) with heat radiation, heat exchange pattern.Magnetic valve 4 is generally normally closed, and energising is opened and guaranteed passing through of oil vapour.Air door 5 is in order to regulate the proportioning of first and second air quantity; When underrun, primary air ratio is less, increases with load.Mixing chamber 6 main effects are the outlet oil vapours and the even premix of hot-air that passes through air door 5 that make from magnetic valve 4, and are evenly distributed on the aerofoil 7 of whole burner.Even intensive layout aperture is less than the aperture of 1mm, to play the effect of the retention flame on aerofoil 7.Secondary aerofoil 8 replenishes necessary after-flame air for the combustion chamber.Blower fan 10 provides the burning required air for whole burner.This blower fan belongs to the speed-regulating type blower fan, realizes different air quantity by different rotating speeds, to adapt to the needs of burning.
The present invention compared with prior art, have the following advantages and beneficial effect: the present invention is for employing The structure that the gasification of electric heating gasification and flue gas organically combines, and be provided with one in the oil vapour exit Individual magnetic valve is controlled the break-make of oil vapour, thus this device not only to have a low-load combustion-stabilizing good and Strong regulating power, the efficiency of combustion height, smoke dust and peculiar smell when starting and put out a fire, thus reach high Imitate oligosaprobic purpose; But also can save electric energy, be easy to be extended and applied. For example on burner After heat exchanger (such as water heater) had been installed by the side, this burner can reach following technical indicator:
Minimum thermal load: 7kw
Maximum heating load: 42kw
Efficiency of combustion:＞99.5%
CO content in smoke:＜120ppm
NOx content:＜180ppm in the flue gas
Maximum electrical heating power consumption:＜600w during startup
Busy hour electrical heating power consumption:＜100w
Claims (4)
1, a kind of gasified combustion device that uses light oil, it mainly comprises by fueller (1), pulse pump A, the oil piping system that electrical heating gasifier (2) and oil pipe are formed, blower fan, be arranged on an aerofoil (7) of below, combustion chamber, secondary aerofoil (8), mixing chamber (6), the air channel of forming by the inwall (13) and the outer wall (12) of combustion chamber and be arranged in tertiary air hole (11) on the inwall of combustion chamber, it is characterized in that between fueller and electrical heating gasifier, increasing another oil circuit, this oil circuit is by pulse pump B, flue gas heating and gasifying device (3) is formed, and the outlet of flue gas heating and gasifying device (3) links to each other with electrical heating gasifier (2).
2, according to the described a kind of gasified combustion device that uses light oil of claim 1, it is characterized in that on the oil pipe between electrical heating gasifier (2) and the mixing chamber (6), being provided with solenoid electric valve (4).
3, according to claim 1 or 2 described a kind of gasified combustion devices that use light oil, it is characterized in that above-mentioned flue gas heating and gasifying device (3) is arranged on the inner wall outside of combustion chamber.
4, according to the described a kind of gasified combustion device that uses light oil of claim 3, it is characterized in that being provided with the air door (5) that to regulate primary air flow and secondary air flow proportioning at ducting outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98124403 CN1084459C (en) | 1998-10-30 | 1998-10-30 | Burner of light oil for gasifying type conbustion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98124403 CN1084459C (en) | 1998-10-30 | 1998-10-30 | Burner of light oil for gasifying type conbustion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1215138A CN1215138A (en) | 1999-04-28 |
| CN1084459C true CN1084459C (en) | 2002-05-08 |
Family
ID=5228621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98124403 Expired - Fee Related CN1084459C (en) | 1998-10-30 | 1998-10-30 | Burner of light oil for gasifying type conbustion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1084459C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI655398B (en) * | 2017-11-21 | 2019-04-01 | 吳鮮家 | High efficiency combustion regulation system and method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791513B (en) * | 2014-01-03 | 2016-07-06 | 重庆大学 | A kind of dimethyl ether gas-fired boiler energy-saving efficient carburator |
-
1998
- 1998-10-30 CN CN 98124403 patent/CN1084459C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI655398B (en) * | 2017-11-21 | 2019-04-01 | 吳鮮家 | High efficiency combustion regulation system and method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1215138A (en) | 1999-04-28 |
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Granted publication date: 20020508 Termination date: 20101030 |