CN202253660U - Adjustable high-temperature heat accumulation type combustion device - Google Patents
Adjustable high-temperature heat accumulation type combustion device Download PDFInfo
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- CN202253660U CN202253660U CN2011202061533U CN201120206153U CN202253660U CN 202253660 U CN202253660 U CN 202253660U CN 2011202061533 U CN2011202061533 U CN 2011202061533U CN 201120206153 U CN201120206153 U CN 201120206153U CN 202253660 U CN202253660 U CN 202253660U
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- temperature
- regenerator
- air
- heat accumulation
- kiln
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Abstract
The utility model provides an adjustable high-temperature heat accumulation type combustion device, which comprises at least one fuel spray nozzle and at least two heat accumulation chambers, wherein the fuel spray nozzle is communicated with an internal space of a high-temperature kiln furnace for supplying fuel into the internal space, and each heat accumulation chamber is respectively communicated with the internal space of the high-temperature kiln furnace through an air spray nozzle at one side and is connected with an air blowing conveying and suction device at the other side. The adjustable high-temperature heat accumulation type combustion device is characterized in that the fuel spray nozzle and the air spray nozzles of the heat accumulation chambers are mutually separated, and in addition, a temperature detection device is arranged in each heat accumulation chamber. The heat accumulation type combustion device has the advantages that the regulation can be carried out according to the conditions of a heat accumulation system, so the optimum heat accumulation and energy-saving effect can be realized.
Description
Technical field
The present invention relates to be used for the heat accumulating burner capable of high temperature kiln, said high temperature kiln for example is a used high temperature kiln in the industries such as non-ferrous metal, metallurgy, glass manufacturing, chemical industry.
Background technology
In industries such as non-ferrous metal, metallurgy, need to produce the kiln of high temperature usually so that heat therein and melting materials capable.For this high temperature kiln, provide the combustion air of heat can advantageously improve the thermal efficiency of kiln to wherein fuel.For this reason, knownly on this high temperature kiln, heat accumulating burner capable is set.Specifically, this heat accumulating burner capable comprises two or more regenerator that are arranged on the body of heater, and each regenerator all links to each other with the body of heater inner chamber through burner noz(zle) in a side, and is connected to air blast and air-introduced machine at opposite side via reversal valve.When work; Regenerator be communicated with air blast in case in kiln the combustion air of fuel supplying and heat, another regenerator then is communicated with air-introduced machine so that attract this kiln discharged flue gas and through the heat in this flue gas of the storage of the heat storage in this regenerator; After certain hour (for example tens of approximately seconds to hundreds of seconds); The reversal valve switching-over is so that the regenerator of script fuel supplying and combustion air is communicated with air-introduced machine and attracts the kiln discharged flue gas, and the regenerator that absorbs flue gas originally then is communicated with and transfers to the kiln fuel supplying and the required combustion air that burns with air blast.
In this known heat accumulating burner capable; Because paired regenerator alternately is used for fuel supplying and required combustion-supporting hot-air and the absorption flue gas of fuel combustion given heat storage accumulation of heat and discharging; Therefore the burning of kiln fuel is alternately carried out at the burner noz(zle) place of these two regenerator; That is to say that the burning of kiln fuel is discontinuous, and the direction of burning changes constantly.Like this,, therefore cause burner noz(zle) blocked when burning easily, and because the burning of fuel is a discontinuous, problem such as therefore occur cutoff easily, do not fire because the burner noz(zle) of each regenerator is not always to be used for fuel combustion.In addition, this heat accumulating burner capable is only applicable to the clean fuel of gaseous state, is not suitable for dirtier fuel and solid-fuelled reality such as the widely-used heavy oil of industry, coal gas such as metallurgy.
The utility model content
The utility model is intended to propose a kind of high temperature kiln heat accumulating burner capable of novelty, through this heat accumulating burner capable can be not fuel supplying in kiln continuously reversingly, the burning of kiln fuel is continuous but not is interrupted thus.
Specifically; The utility model provides a kind of adjustable high-temperature thermal storage type burner; It comprises at least one fuel nozzle and at least two regenerator, and this fuel nozzle is communicated with the inner space of high temperature kiln being used for to this inner space fuel supplying, and each all is communicated with said at least two regenerator with the inner space of high temperature kiln via air nozzle in a side; And connect air at opposite side and blow and aspirator; It is characterized in that the air nozzle of said fuel nozzle and said regenerator is separated from each other, and in each regenerator, all be provided with temperature-detecting device.
The heat accumulating burner capable of the utility model can be regulated according to the situation of hold over system, so that reach best accumulation of heat and energy-saving effect.
Description of drawings
The preferred embodiment of the utility model is described with reference to the accompanying drawings, in the accompanying drawings:
Fig. 1 illustrates the structural representation of adjustable high-temperature thermal storage type burner of the utility model;
Fig. 2 is the phantom of high temperature kiln and regenerator, the temperature-detecting device in the wherein schematically illustrated regenerator and be used for control air and blow the control device with aspirator.
The specific embodiment
As shown in Figure 1; Adjustable high-temperature thermal storage type burner of the utility model comprises at least one fuel nozzle 2 that is arranged on the high temperature kiln 3; This fuel nozzle 2 is communicated with the inner space of this kiln 3; And link to each other with the fuels sources (not shown) at opposite side, so that will be supplied into from the fuel of this fuels sources in this kiln 3.This high-temperature thermal storage type burner also comprises at least two regenerator 11,12; In the said regenerator 11,12 each all is communicated with and is connected air at opposite side in the inner space of a side through its air nozzle and kiln 3 and blows and aspirator 40, in kiln 3, supplies combustion air thus for fuel combustion.According to the essential characteristic of the utility model, the air nozzle of said fuel nozzle 2 and said regenerator 11,12 is separate or is separated from each other.
In a known way; Can contain the heat storage that constitutes by aluminium flame-proof sphere or honeycomb ceramics etc. in each regenerator 11,12; When kiln 3 receives its institute discharged flue gas, store the entrained heat of this flue gas with this regenerator 11,12 of box lunch, and when combustion air is supplied in the inner space of kiln 3, utilize its this combustion air of stored heat when this regenerator 11,12.The loading of heat storage can be confirmed in the amount of the required combustion air of kiln internal combustion by based on fuel in the regenerator 11,12.
According to another essential characteristic of the utility model, all be provided with temperature-detecting device in each regenerator.Referring to Fig. 2, be example with regenerator 11, be provided with temperature-detecting device 50 in this regenerator 11.This temperature-detecting device 50 is used to detect the temperature of the air in the regenerator 11; So that can serve as the loading that heat storage in the regenerator 11 is regulated on the basis as required with this temperature on the one hand; Regulate the heat that this regenerator 11 can store or discharge thus; Can monitor the temperature of the combustion air in the regenerator 11 on the other hand in real time; For example when this temperature is lower than certain numerical value, making this regenerator 11 thus is the state that absorbs kiln institute discharged flue gas from the state-transition that blows combustion air, or vice versa.
According to a kind of preferred implementation, said temperature-detecting device 50 can be temperature thermocouple.In addition, preferably this temperature thermocouple is arranged in the top part of regenerator, so that measure the temperature of the combustion air that is usually located at this top part more exactly.
As shown in Figure 2, temperature-detecting device 50 can be connected to and be used for control air and blow the control device 60 with aspirator 40 (see figure 1)s, so as in this control device 60 to be carried about regenerator the signal of the temperature of combustion air.60 duties that can automatically keep or change regenerator according to this temperature signal of this control device just make this regenerator in kiln 3, supply combustion air and perhaps make this regenerator absorb these kiln institute discharged flue gas from kiln 3.
Get back to Fig. 1; The air that links to each other with regenerator 11,12 blows the reversal valve 45 that is communicated with regenerator through pipeline 41,42 with kiln 3 opposite sides that can be included in this regenerator 11,12 with aspirator 40, and with the air blast 46 and the air-introduced machine 47 of two ports that are connected to this reversal valve 45 through pipeline 43,44.At last, should be pointed out that reversal valve 45 can be cross valve, triple valve or pipeline butterfly valve.
The course of work of adjustable high-temperature thermal storage type burner of the utility model is described below.
When work, fuel nozzle 2 provides fuel to be used for burning to the inner space of kiln 3 constantly; A regenerator 11 in said at least two regenerator 11,12 (below be called " first regenerator 11 ") is communicated with air blast 46 via reversal valve 45; Thereby can to the inner space of kiln 3 combustion air be provided through the air nozzle of this first regenerator 11; Shown in arrow F1; Wherein, This combustion air can be heated to higher temperature (for example hanging down 80-150 ℃ temperature than furnace temperature) through the heat storage in this first regenerator 11 time, so that improve the efficient that fuel burns in the inner space of kiln 3; Simultaneously; Another regenerator 12 in said at least two regenerator 11,12 (below be called " second regenerator 12 ") then is communicated with air-introduced machine 47 via reversal valve 45; So that attract from the flue gas of kiln 3 discharges; Shown in arrow F2, and through entrained heat in this flue gas of heat storage storage in this second regenerator 12, to be used for heating subsequently combustion air.
In said process, the temperature-detecting device in each regenerator is monitored the temperature of combustion air in the corresponding regenerator constantly, so that confirm the duty that each regenerator should be taked.For example; When the temperature that detects combustion air in this first regenerator 11 when the temperature-detecting device 50 in first regenerator 11 is lower than certain numerical value; This temperature-detecting device 50 can send signal so that reversal valve 45 switching-overs to control device 60; Be communicated with so that attract to store the heat this flue gas thereby first regenerator 11 is changed into air-introduced machine 47, and second regenerator 12 be communicated with air blast 46 so that change the combustion air of supply heat in kiln 3 into from kiln 3 discharged flue gas and through heat storage.The supply of combustion air is so back and forth carried out to ensure that the combustion air in the kiln 3 remains at maximum temperature, and fuel then passes through burner noz(zle) 2 constantly in kiln 3 internal combustion.
Claims (5)
1. adjustable high-temperature thermal storage type burner; Comprise at least one fuel nozzle and at least two regenerator; This fuel nozzle is communicated with the inner space of high temperature kiln to be used for to this inner space fuel supplying; Each all is communicated with said at least two regenerator with the inner space of high temperature kiln via air nozzle in a side, and blows and aspirator at opposite side connection air, it is characterized in that; The air nozzle of said fuel nozzle and said regenerator is separated from each other, and in each regenerator, all is provided with temperature-detecting device.
2. adjustable high-temperature thermal storage type burner according to claim 1 is characterized in that said temperature-detecting device is a temperature thermocouple.
3. adjustable high-temperature thermal storage type burner according to claim 1 and 2 is characterized in that said temperature-detecting device is arranged in the top part of regenerator.
4. adjustable high-temperature thermal storage type burner according to claim 1 and 2 is characterized in that, said temperature measuring equipment connects with the signal transmission manner and is used to control said air and blows the control device with aspirator.
5. adjustable high-temperature thermal storage type burner according to claim 1 and 2 is characterized in that, said air blows with aspirator and comprises reversal valve that links to each other with regenerator through pipeline and air blast and the air-introduced machine that is connected with this reversal valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202061533U CN202253660U (en) | 2011-06-17 | 2011-06-17 | Adjustable high-temperature heat accumulation type combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202061533U CN202253660U (en) | 2011-06-17 | 2011-06-17 | Adjustable high-temperature heat accumulation type combustion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202253660U true CN202253660U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202061533U Expired - Lifetime CN202253660U (en) | 2011-06-17 | 2011-06-17 | Adjustable high-temperature heat accumulation type combustion device |
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| Country | Link |
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| CN (1) | CN202253660U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966942A (en) * | 2012-12-19 | 2013-03-13 | 王茂军 | Non-reversing flame-heat-accumulating-type combustion device |
| CN103615905A (en) * | 2013-10-23 | 2014-03-05 | 佛山市广旭节能自动化科技有限公司 | Waste heat utilization system of continuous heat accumulating type industrial furnace |
| TWI551824B (en) * | 2013-01-29 | 2016-10-01 | 中外爐工業股份有限公司 | Combustion control method for burner apparatus |
-
2011
- 2011-06-17 CN CN2011202061533U patent/CN202253660U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966942A (en) * | 2012-12-19 | 2013-03-13 | 王茂军 | Non-reversing flame-heat-accumulating-type combustion device |
| TWI551824B (en) * | 2013-01-29 | 2016-10-01 | 中外爐工業股份有限公司 | Combustion control method for burner apparatus |
| CN103615905A (en) * | 2013-10-23 | 2014-03-05 | 佛山市广旭节能自动化科技有限公司 | Waste heat utilization system of continuous heat accumulating type industrial furnace |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
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| CX01 | Expiry of patent term |