CN102030168B - Garbage heating method and garbage storing device - Google Patents
Garbage heating method and garbage storing device Download PDFInfo
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- CN102030168B CN102030168B CN 201010548168 CN201010548168A CN102030168B CN 102030168 B CN102030168 B CN 102030168B CN 201010548168 CN201010548168 CN 201010548168 CN 201010548168 A CN201010548168 A CN 201010548168A CN 102030168 B CN102030168 B CN 102030168B
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- garbage
- storage device
- garbage storage
- temperature booster
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Abstract
The invention discloses a garbage heating method and a garbage storing device, wherein the garbage heating method preheats garbage in the garbage storing device which is internally provided with a heater; and the method introduces waste heat which is generated by working of a boiler and needs to be cooled into the heater and carries out heating treatment on the garbage in the garbage storing device. In the invention, the heat wasted originally is utilized to heat the garbage in the garbage storing device, so as to reduce water content of incineration in the boiler; and in addition, the equipment investment and construction cost are low and the economic benefit is very good.
Description
Technical field
The present invention relates to environmental technology field, relate in particular to a kind of rubbish method of heating and garbage storage device.
Background technology
The processing of rubbish is the very important problem that urbanization process and economic development face.At present, municipal refuse generally is to process by burning.Burning be realize that garbage disposal is innoxious, the important channel of resource and minimizing.But a characteristics moisture of house refuse is high, calorific value is low, and most of refuse moisture accounts for about 50～60%, and this burning to rubbish is very disadvantageous.Reason is:
The first, the moisture of rubbish is high, and rubbish is difficult to after-flame, and fire box temperature is restive in 850～950 ℃ range of temperatures, therefore, is unfavorable for the decomposition of the objectionable impuritiess such as dioxin; The second, in combustion process, the rubbish of high-moisture will absorb more heats that produced by waste incineration; Therefore, strengthen flue gas loss, reduce energy utilization rate.Three, to cause easily percolate to be separated out not smooth for the rubbish of high-moisture, makes incineration firing undesirable, therefore need spray into a large amount of auxiliary fuels in burning process.In winter, because temperature is low, percolate more is difficult to separate out especially.
In view of this, all domestic garbage incineration equipments are all wished the calorific value of its fuel of raising that can try one's best, are convenient to burning, improve operating efficiency.For addressing this problem, existing technique has respectively circulating fluid bed garbage furnace at the boiler feed mouth one section preheating channel to be set; Perhaps grate incinerator also has one section preheating zone in its burning haul process.The purpose of above-mentioned processing mode is exactly the moisture that improves as far as possible the temperature of fuel, reduces fuel, improves calorific value.
, the problem of prior art existence is: need to increase equipment investment and construction cost; And in case the heating zone goes wrong, then maintenance is relatively difficult, and makes the garbage storing hole produce easily foul gas.
Summary of the invention
The object of the present invention is to provide a kind of rubbish method of heating and garbage storage device.Based on the present invention, can better reduce the heating cost of rubbish storage equipment.
On the one hand, the invention discloses a kind of rubbish method of heating, described garbage storage device is rubbish storage hole or garbage storage tank, is provided with temperature booster in the described garbage storage device; The method is: the waste heat of boiler acting generation and needs cooling is passed into to described temperature booster, the rubbish in the described garbage storage device is carried out furnace run.
Medium in the above-mentioned rubbish method of heating, preferred described temperature booster comprises: the excess steam that the sewer that circulating water, periodic cleaning garbage burning boiler discharge or excessive burning produce; Wherein, described circulating water is: after the steam drive steam turbine acting that boiler produces, and the water that the steam after the acting is cooled off.
On the other hand, the invention discloses a kind of garbage storage device, comprise temperature booster, described temperature booster is arranged in bottom, top and the side of garbage storage device, and the medium in the described temperature booster comprises: the excess steam that the sewer that circulating water, periodic cleaning garbage burning boiler discharge or excessive burning produce; Wherein, described circulating water is: after the steam drive steam turbine acting that boiler produces, and the water that the steam after the acting is cooled off.
Above-mentioned garbage storage device, preferred described temperature booster comprises: be positioned at the storehouse heat dissipation equipment on garbage storage device top, be embedded in the heating pipeline of bottom and the inside, side of garbage storage device in advance.
Above-mentioned garbage storage device, preferred described garbage storage device also comprises pre-buried groove, the pipeline installing of described temperature booster is in described pre-buried groove; And, be provided with the gap in the pipeline of described temperature booster and the described pre-buried groove.
Above-mentioned garbage storage device, preferred described pre-buried groove is crooked groove.
In terms of existing technologies, utilize the heat of originally destroying that the rubbish in the garbage storage device is heated, reduce fuel and enter the aqueous ingredients that stove burns, reduce the heating cost of rubbish storage equipment, and equipment investment and construction cost are cheap, have extraordinary economic benefit.
Description of drawings
Fig. 1 is the structural representation of garbage storage device embodiment of the present invention.
The specific embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.The rubbish method of heating
Store in the process of construction of hole in the garbage burning factory house refuse, at the inner heating pipe line of evenly laying of its bottom (periphery) antiseep face, utilize the boiler acting to produce and need the water of cooling, vapour waste heat by pipeline the rubbish in the rubbish storage hole (storehouse) to be carried out furnace run, simultaneously also water, the vapour cooling to passing through.Waste heat mainly adopts: after the acting of Boiler Steam driving steam turbine, and the excess steam that needs the circulating water of cooling usefulness, the sewer that the periodic cleaning boiler discharges, excessive burning to produce.
Method of the present invention allows these heats of originally destroying through the large section heat dissipation region in the garbage storage device (rubbish storage hole or garbage storage tank), for example: be arranged in bottom, garbage burning factory storage hole or periphery house refuse is carried out furnace run; Material feeding platform periphery is installed heat abstractor and is improved air themperature in the storehouse because boiler combustion gases used mainly be to extract from garbage warehouse.
In the northern area of China, method of the present invention is particularly important.This be because, the rubbish that ships winter much all is freezing state, the ice dissolution process is need to absorb a lot of heats, if it is very unfavorable to burning directly to send into boiler.Therefore, be very necessary to the whole reservoir area of garbage warehouse heating raising bulk temperature.Circulating water is generally about 45 ℃, although temperature is not high, its water yield is large, heat energy is sufficient, and contrast northern China winter is subzero 10 ℃ condition often, be very economical, and its institute can satisfy the energy requirement that whole garbage warehouse is heated fully with heat.
The past circulating water all needs directly to enter cooling tower (emitting the large-scale la farr pipe shape building of white vapor) and carries out cooling circulation, therefore, and its heat having slatterned in vain.Now, can be used for rubbish is heated by absorption portion circulating water heat energy by invention, done like this two benefits: can improve combustion efficiency on the one hand, can also improve the cooling tower cooling effectiveness on the other hand, kill two birds with one stone.
Garbage storage device
The invention discloses a kind of garbage storage device, be provided with temperature booster in this garbage storage device, the medium in this temperature booster comprises the sewer of circulating water, the release of periodic cleaning garbage burning boiler or the excess steam that excessive burning produces; Wherein, after described circulating water is the acting of Boiler Steam driving steam turbine, need the water of cooling steam.This temperature booster is embedded in the bottom of garbage storage device or the sidewall of described garbage storage device in advance.Decide on the local temperature situation, northern area fills some more, and the middle part is few.
By garbage storage device of the present invention, can allow the heat of originally destroying that whole garbage warehouse is heated, can improve on the one hand the combustion efficiency of rubbish, can also improve the cooling tower cooling effectiveness on the other hand, kill two birds with one stone.
A preferred scheme is, garbage storage device also comprises pre-buried groove, and the pipeline installing of this temperature booster is in described pre-buried groove; And, be provided with the gap in the pipeline of described temperature booster and the described pre-buried groove, its objective is to absorb the expansion heat.In addition, in order better to absorb the expansion heat, can also be crooked shape with pre-buried trench design.
In addition, can filling between the pipeline of described temperature booster and the described pre-buried groove soft but material that permeability to heat is higher, be convenient to improve the heat exchange efficiency with rubbish.
Below in conjunction with Fig. 1, one embodiment of the present of invention are described in detail.
With reference to Fig. 1, Fig. 1 is the structural representation of garbage storage device embodiment of the present invention.With reference to Fig. 1, the main body of this garbage storage device is dump pit 5, and the upper portion side wall of dump pit 5 is provided with heat dissipation equipment 4 in the storehouse, and bottom and periphery are provided with pre-buried heat radiation pipeline 9.The dump pit bottom is provided with pipe laying 13 in the storehouse.Dump pit 5 is provided with the garbage inlet that is positioned at the side, and as shown in Figure 1, waste-skip 11 is transporting rubbish to dump pit 5.
Boiler 10 generation steam 12 and boiler wastewater, vapour 3.As shown in Figure 1, after the acting of steam 12 driving steam turbines of boiler 10, produce again the circulating water that needs cooling behind the cooling steam.The circulating water cyclic water outlet branch road 2 of at first flowing through comprises two sub-branch roads: the sub-branch road at heat dissipation equipment 4 places in the storehouse of one, dump pit 5; Two, the sub-branch road at dump pit 5 bottoms and periphery heat radiation pipeline place.Then, the circulating water of two sub-branch roads is pooled in the pond 7 of cooling tower 6 bottoms, and finish and inhale the heat release cyclic process: circulating water is emitted heat, spills into equipment 4 and heat radiation pipeline 9 absorbing heats in the storehouse.The heating effect of circulating water can be regulated by boost pump 8.Out circulating water flow is got back to water-cooled header 14 through circulating backwater branch road 1 in the pond 7 of cooling tower 6 bottoms.
This embodiment has following advantage: the first, improving garbage storing hole temperature than cold district; Melt as early as possible the ice and snow in the new refuse; Improve rubbish fermentation and dewatering efficiency; The second, improve the charging temperature of rubbish and combustion-supporting gas; Increase fuel value; Three, improved the cooling power of circulating water and cooling intallation thereof.Four, has huge economic benefit.
More than a kind of rubbish method of heating provided by the present invention and garbage storage device are described in detail, used specific embodiment herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications.In sum, this description should not be construed as limitation of the present invention.
Claims (6)
1. rubbish method of heating, the method is carried out thermal pretreatment to the rubbish in the garbage storage device, is provided with temperature booster in the described garbage storage device; It is characterized in that,
The method produces the boiler acting and needs the waste heat of cooling to pass into to described temperature booster, and the rubbish in the described garbage storage device is carried out furnace run.
2. rubbish method of heating according to claim 1 is characterized in that,
Medium in the described temperature booster comprises: the excess steam that the sewer that circulating water, periodic cleaning garbage burning boiler discharge or excessive burning produce; Wherein, described circulating water is: after the steam drive steam turbine acting that boiler produces, and the water that the steam after the acting is cooled off.
3. a garbage storage device is characterized in that,
Comprise temperature booster, described temperature booster is arranged in bottom, top and the side of garbage storage device, and the medium in the described temperature booster comprises: the excess steam that the sewer that circulating water, periodic cleaning garbage burning boiler discharge or excessive burning produce; Wherein, described circulating water is: after the steam drive steam turbine acting that boiler produces, and the water that the steam after the acting is cooled off.
4. garbage storage device according to claim 3 is characterized in that,
Described temperature booster comprises: be positioned at the storehouse heat dissipation equipment on garbage storage device top, be embedded in the heating pipeline of bottom and the inside, side of garbage storage device in advance.
5. garbage storage device according to claim 4 is characterized in that,
Described garbage storage device also comprises pre-buried groove, and the pipeline installing of described temperature booster is in described pre-buried groove; And, be provided with the gap in the pipeline of described temperature booster and the described pre-buried groove.
6. garbage storage device according to claim 5 is characterized in that, described pre-buried groove is crooked groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010548168 CN102030168B (en) | 2010-11-17 | 2010-11-17 | Garbage heating method and garbage storing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010548168 CN102030168B (en) | 2010-11-17 | 2010-11-17 | Garbage heating method and garbage storing device |
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| Publication Number | Publication Date |
|---|---|
| CN102030168A CN102030168A (en) | 2011-04-27 |
| CN102030168B true CN102030168B (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010548168 Expired - Fee Related CN102030168B (en) | 2010-11-17 | 2010-11-17 | Garbage heating method and garbage storing device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106287740B (en) * | 2016-08-17 | 2018-09-18 | 重庆钢铁集团设计院有限公司 | A kind of garbage storing hole heating system |
| CN106287730B (en) * | 2016-08-17 | 2018-07-24 | 重庆钢铁集团设计院有限公司 | A kind of garbage storing hole heating means |
| CN106594742A (en) * | 2016-12-31 | 2017-04-26 | 上海康恒环境股份有限公司 | System for heating and unfreezing winter dump pit of garbage incineration power plant |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19749751A1 (en) * | 1997-02-25 | 1998-08-27 | Matsushita Electric Works Ltd | Composting assembly for food residues |
| JP2000272708A (en) * | 1999-03-24 | 2000-10-03 | Towa Auto Service:Kk | Garbage treatment vehicle |
| CN201136678Y (en) * | 2007-11-27 | 2008-10-22 | 重汽集团专用汽车公司 | End gas heating device for kitchen waste garbage trucks |
| CN201873234U (en) * | 2010-11-17 | 2011-06-22 | 北京中科通用能源环保有限责任公司 | Garbage storage device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05288324A (en) * | 1992-04-07 | 1993-11-02 | Kumagai Gumi Co Ltd | Energy recycling device |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19749751A1 (en) * | 1997-02-25 | 1998-08-27 | Matsushita Electric Works Ltd | Composting assembly for food residues |
| JP2000272708A (en) * | 1999-03-24 | 2000-10-03 | Towa Auto Service:Kk | Garbage treatment vehicle |
| CN201136678Y (en) * | 2007-11-27 | 2008-10-22 | 重汽集团专用汽车公司 | End gas heating device for kitchen waste garbage trucks |
| CN201873234U (en) * | 2010-11-17 | 2011-06-22 | 北京中科通用能源环保有限责任公司 | Garbage storage device |
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| CN102030168A (en) | 2011-04-27 |
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Granted publication date: 20130102 Termination date: 20191117 |