CN204737920U - Living beings retort flue gas waste heat utilization system - Google Patents
Living beings retort flue gas waste heat utilization system Download PDFInfo
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- CN204737920U CN204737920U CN201520351744.8U CN201520351744U CN204737920U CN 204737920 U CN204737920 U CN 204737920U CN 201520351744 U CN201520351744 U CN 201520351744U CN 204737920 U CN204737920 U CN 204737920U
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- flue gas
- smoke
- cooling tower
- coking chamber
- waste heat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The utility model relates to a living beings retort flue gas waste heat utilization system, including the retort, the gas cleaning device, flue gas cooling tower and maturity fermentation room, the retort, gas cleaning device and flue gas cooling tower are connected through flue gas pipeline in proper order, through hot water backflow pipeline intercommunication between flue gas cooling tower and the maturity fermentation room, living beings are the carbomorphism in the retort, the flue gas that produces heats for the intraductal circulating water of flue gas cooling tower water -logging in getting into the flue gas cooling tower after the gas cleaning device purifies, the intraductal circulating water of flue gas cooling tower water -logging passes through hot water backflow pipeline and gets into the maturity fermentation room, maturity fermentation for animal manure provides the heat. Compared with the prior art, the utility model discloses initial production combines together with the fertilizer with the retort, utilizes the retort to produce the high temperature flue gas, utilizes the high temperature flue gas to heat for the circulating water through the flue gas cooling tower, makes the circulating water reach the condition that suitable fermentation bacterial is grown, carries quick fertilizer system, promotion fertilizer fermentation efficiency's improvement.
Description
Technical field
The utility model relates to a kind of biomass recycling use technical field, especially relates to a kind of biomass carbonizing furnace smoke waste heat utilization system.
Background technology
China's biomass resource enriches, but owing to lacking practicable process and utilisation technology, except small part is used as feed, life fuel and industrial fuel, major part is directly burned in field, causes serious environmental pollution.In addition, along with the fast development of China's poultry industry, the unreasonable disposal of a large amount of feces of livestock and poultry brings serious harm to environment.
In the recycling field of stalk and feces of livestock and poultry, traditional charring furnace is produced in the process of charcoal, and a large amount of flue gases produced during charing are directly discharged in air, cause great harm to environment, is also the one waste of resource simultaneously.In addition, the feces of livestock and poultry fermentative production fertilizer that becomes thoroughly decomposed also exists the long difficult problem of decomposed period, and wherein temperature is a principal element of restriction fermented bacterium vigor.
Utility model content
The purpose of this utility model be exactly in order to overcome above-mentioned prior art exist defect and a kind of biomass carbonizing furnace smoke waste heat utilization system is provided.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of biomass carbonizing furnace smoke waste heat utilization system, comprise charring furnace, smoke eliminator, smoke cooling tower and the proving room that becomes thoroughly decomposed, described charring furnace, smoke eliminator and smoke cooling tower sequentially pass through flue and connect, described smoke cooling tower is communicated with by hot water return pipeline with becoming thoroughly decomposed between proving room, biomass carbonize in charring furnace, it is the heating of smoke cooling tower inner conduit internal recycle water that the flue gas produced enters in smoke cooling tower after smoke eliminator purification, smoke cooling tower inner conduit internal recycle water enters by hot water return pipeline the proving room that becomes thoroughly decomposed, for the fermentation of becoming thoroughly decomposed of feces of livestock and poultry provides heat.
Described charring furnace is downdraft fixed bed charring furnace, coking chamber is provided with in charring furnace, the top of coking chamber and below are respectively arranged with opening for feed and charcoal collects mouth, charring furnace is provided with the blast inlet and air outlet that communicate with coking chamber, the exhanst gas outlet be communicated with flue is set in the upper end of coking chamber, is provided with lighting-up tuyere at the side of coking chamber.
Described blast inlet is connected to the lower end of coking chamber, and described air outlet is connected to the upper end of coking chamber, and described blast inlet and air outlet are positioned at the opposite side of coking chamber.
Described coking chamber inside connects spray equipment.Described spray equipment is that cone surface is scattered in coking chamber, for carbonizing room temperature lowering.
First add pretreated biomass-stalk fuel at opening for feed, then blast inlet provides oxygen, sends into coking chamber after lighting ignition dope by lighting-up tuyere, makes stalk reach primary combustion state.After determining that burning room temp reaches preset temp, close opening for feed, reduce the exhausting amount of air outlet, make stalk " smoldering " in coking chamber.If thermo-field thoery preset temp, by spray equipment, make charing room temperature lowering.After charing, the charcoal of gained collects mouth collection by charcoal.
The smoke inlet of described smoke eliminator is positioned at the below of bed filtration net, and exhanst gas outlet is between bed filtration net and blower fan.
Described smoke eliminator upper end is the bed filtration net for retaining grit and tar, and bottom is the rotatable propeller for discharging tar, is just provided with the blower fan of the quick flowing for promoting flue gas at bed filtration on the net.Smoke eliminator adopts the intake method of " bottom in and top out ", flue gas enters in smoke eliminator from bottom, because the density of high-temperature flue gas is lower, and to smoke eliminator top movements under the effect of external pressure, flue gas is when the bed filtration net by being made up of gac etc., and grit and tar are trapped, tar is condensation under cryogenic, be gathered in the bottom of smoke eliminator, under the effect of rotatable propeller, tar is slowly extruded.
Described smoke cooling tower inner conduit is arranged in the shape of a spiral, increase the contact area with flue gas, be provided with the proving room inner conduit arranged in the shape of a spiral in the described proving room that becomes thoroughly decomposed, described smoke cooling tower inner conduit forms circulation loop with being communicated with by hot water return pipeline between proving room inner conduit.Wherein, smoke cooling tower is an adjustable refrigerating unit, can manual regulation smoke cooling tower inner conduit leaving water temperature(LWT) according to the difference of the temperature of fermented bacterium suitable growth.
Described smoke cooling tower is provided with the fume emission mouth for discharging flue gas, and after smoke eliminator purification, clean flue gas enters for after the heating of smoke cooling tower inner conduit internal recycle water in smoke cooling tower, and low-temperature flue gas is discharged by fume emission mouth.Described fume emission mouth is communicated with the blast inlet of charring furnace by flue gas recirculation pipe, and it is interior as air intake that low-temperature flue gas is back to charring furnace, realizes the recycle of flue gas.
Compared with prior art, charring furnace and organic fertilizer production combine by the utility model first, charring furnace is utilized to produce high-temperature flue gas, utilize high-temperature flue gas for circulating water heating by smoke cooling tower, recirculated water is made to reach the condition of suitable fermented bacterium growth, be transported in quick fertilizer system, promote the raising of organic fertilizer fermentation efficiency.Specifically, the utility model has following innovative point:
(1) solve the process problem of high-temperature flue gas in traditional charring furnace carbonization process, avoid the thermal pollution of high-temperature flue gas to environment, and make high-temperature flue gas use the recycle achieving resource in organic fertilizer production system.
(2) the utility model solves traditional organic fertilizer production due to temperature rise rate and causes the problem that production efficiency is low slowly, the high-temperature flue gas utilizing charring furnace to produce heats organic fertilizer production environment, effectively shorten the fermentation time of feces of livestock and poultry, improve the production efficiency of fertilizer.
(3) the utility model is directed to the feature design that rural households' agriculture and forestry organic waste material amount is few, kind is many, raw material is complicated, has simple, extensive, practical feature.The charing being on the spot applicable to agriculture and forestry organic waste material is produced with the interlock of feces of livestock and poultry quick fermentation, realizes the resource utilization recycling of abandoned biomass.
Accompanying drawing explanation
Fig. 1 is system global structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of charring furnace.
Fig. 3 is smoke eliminator structural representation.
Fig. 4 is flue and hot water return pipeline layout drawing.
Wherein, 1 is charring furnace, and 2 is flue, and 3 is smoke eliminator, 4 is smoke cooling tower, and 5 is the proving room that becomes thoroughly decomposed, and 6 is blast inlet, and 7 is opening for feed, 8 is exhanst gas outlet, and 9 is air outlet, and 10 is spray equipment, and 11 is lighting-up tuyere, 12 is coking chamber, and 13 is charcoal collection mouth, and 14 is blower fan, 15 is bed filtration net, and 16 is rotatable propeller, and 17 is fume emission mouth, 18 is hot water return pipeline, and 19 is proving room inner conduit, and 20 is smoke cooling tower inner conduit.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Embodiment
A kind of biomass carbonizing furnace smoke waste heat utilization system, as shown in Figure 1, comprise charring furnace 1, smoke eliminator 3, smoke cooling tower 4 and the proving room 5 that becomes thoroughly decomposed, charring furnace 1, smoke eliminator 3 and smoke cooling tower 4 sequentially pass through flue 2 and connect, smoke cooling tower 4 is communicated with by hot water return pipeline 18 with becoming thoroughly decomposed between proving room 5, biomass carbonize in charring furnace 1, it is the heating of smoke cooling tower inner conduit 20 internal recycle water that the flue gas produced enters in smoke cooling tower 4 after smoke eliminator 3 purifies, smoke cooling tower inner conduit 20 internal recycle water enters by hot water return pipeline 18 proving room 5 that becomes thoroughly decomposed, for the fermentation of becoming thoroughly decomposed of feces of livestock and poultry provides heat.
As shown in Figure 2, charring furnace 1 is downdraft fixed bed charring furnace, coking chamber 12 is provided with in charring furnace 1, the top of coking chamber 12 and below are respectively arranged with opening for feed 7 and collect mouth 13 with charcoal, charring furnace 1 is provided with the blast inlet 6 and air outlet 9 that communicate with coking chamber 12, the exhanst gas outlet 8 be communicated with flue 2 is set in the upper end of coking chamber 12, is provided with lighting-up tuyere 11 at the side of coking chamber 12.Blast inlet 6 is connected to the lower end of coking chamber 12, and air outlet 9 is connected to the upper end of coking chamber 12, and blast inlet 6 and air outlet 9 are positioned at the opposite side of coking chamber 12.Coking chamber 12 inside connects spray equipment 10.Spray equipment 10 is scattered in coking chamber 12 in cone surface, for cooling in coking chamber 12.
First add pretreated biomass-stalk fuel at opening for feed 7, then blast inlet 6 provides oxygen, sends into coking chamber 12 after lighting ignition dope by lighting-up tuyere 11, makes stalk reach primary combustion state.After determining that burning room temp reaches preset temp, close opening for feed 7, reduce the exhausting amount of air outlet 9, make stalk " smoldering " in coking chamber 12.If thermo-field thoery preset temp, by spray equipment 10, make cooling in coking chamber 12.After charing, the charcoal of gained is collected by charcoal collection mouth 13.
As shown in Figure 3, the smoke inlet of smoke eliminator 3 is positioned at the below of bed filtration net 15, and exhanst gas outlet is between bed filtration net 15 and blower fan 14.Smoke eliminator 3 upper end is the bed filtration net 15 for retaining grit and tar, and bottom is the rotatable propeller 16 for discharging tar, is provided with the blower fan 14 of the quick flowing for promoting flue gas above bed filtration net 15.Smoke eliminator 3 adopts the intake method of " bottom in and top out ", flue gas enters in smoke eliminator 3 from bottom, because the density of high-temperature flue gas is lower, and to smoke eliminator 3 top movements under the effect of external pressure, flue gas is when the bed filtration net 15 by being made up of gac etc., and grit and tar are trapped, tar is condensation under cryogenic, be gathered in the bottom of smoke eliminator 3, under the effect of rotatable propeller 16, tar is slowly extruded.
As shown in Figure 4, smoke cooling tower inner conduit 20 is arranged in the shape of a spiral, increase the contact area with flue gas, become thoroughly decomposed in proving room 5 and be provided with the proving room inner conduit 19 arranged in the shape of a spiral, be communicated with by hot water return pipeline 18 between smoke cooling tower inner conduit 20 with proving room inner conduit 19 and form circulation loop.Wherein, smoke cooling tower 4 is adjustable refrigerating units, can manual regulation smoke cooling tower inner conduit 20 leaving water temperature(LWT) according to the difference of the temperature of fermented bacterium suitable growth.Smoke cooling tower 4 is provided with the fume emission mouth 17 for discharging flue gas, and after smoke eliminator 3 purifies, clean flue gas enters for after the heating of smoke cooling tower inner conduit 20 internal recycle water in smoke cooling tower 4, and low-temperature flue gas is discharged by fume emission mouth 17.Fume emission mouth 17 is communicated with by the blast inlet of flue gas recirculation pipe with charring furnace 1, and it is interior as air intake that low-temperature flue gas is back to charring furnace 1, realizes the recycle of flue gas.
Above-mentioned is can understand for ease of those skilled in the art and use utility model to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the utility model is not limited to above-described embodiment, and those skilled in the art, according to announcement of the present utility model, do not depart from improvement that the utility model category makes and amendment all should within protection domain of the present utility model.
Claims (10)
1. a biomass carbonizing furnace smoke waste heat utilization system, it is characterized in that, comprise charring furnace (1), smoke eliminator (3), smoke cooling tower (4) and the proving room that becomes thoroughly decomposed (5), described charring furnace (1), smoke eliminator (3) and smoke cooling tower (4) sequentially pass through flue (2) and connect, described smoke cooling tower (4) is communicated with by hot water return pipeline (18) with between the proving room that becomes thoroughly decomposed (5), biomass are charing in charring furnace (1), it is the heating of smoke cooling tower inner conduit (20) internal recycle water that the flue gas produced enters in smoke cooling tower (4) after smoke eliminator (3) purification, smoke cooling tower inner conduit (20) internal recycle water enters the proving room that becomes thoroughly decomposed (5) by hot water return pipeline (18), in order to become thoroughly decomposed, fermentation provides heat.
2. a kind of biomass carbonizing furnace smoke waste heat utilization system according to claim 1, it is characterized in that, described charring furnace (1) is downdraft fixed bed charring furnace, coking chamber (12) is provided with in charring furnace (1), the top of coking chamber (12) and below are respectively arranged with opening for feed (7) and collect mouth (13) with charcoal, charring furnace (1) is provided with the blast inlet (6) and air outlet (9) that communicate with coking chamber (12), the exhanst gas outlet (8) be communicated with flue (2) is set in the upper end of coking chamber (12), lighting-up tuyere (11) is provided with at the side of coking chamber (12).
3. a kind of biomass carbonizing furnace smoke waste heat utilization system according to claim 2, it is characterized in that, described blast inlet (6) is connected to the lower end of coking chamber (12), described air outlet (9) is connected to the upper end of coking chamber (12), and described blast inlet (6) and air outlet (9) are positioned at the opposite side of coking chamber (12).
4. a kind of biomass carbonizing furnace smoke waste heat utilization system according to claim 2, is characterized in that, described coking chamber (12) inside connects spray equipment (10).
5. a kind of biomass carbonizing furnace smoke waste heat utilization system according to claim 4, is characterized in that, described spray equipment (10) is scattered in coking chamber (12) in cone surface, for cooling in coking chamber (12).
6. a kind of biomass carbonizing furnace smoke waste heat utilization system according to claim 1, it is characterized in that, described smoke eliminator (3) upper end is the bed filtration net (15) for retaining grit and tar, bottom is the rotatable propeller (16) for discharging tar, is provided with the blower fan (14) of the quick flowing for promoting flue gas in bed filtration net (15) top.
7. a kind of biomass carbonizing furnace smoke waste heat utilization system according to claim 6, it is characterized in that, the smoke inlet of described smoke eliminator (3) is positioned at the below of bed filtration net (15), and exhanst gas outlet is positioned between bed filtration net (15) and blower fan (14).
8. a kind of biomass carbonizing furnace smoke waste heat utilization system according to claim 1, it is characterized in that, described smoke cooling tower inner conduit (20) is arranged in the shape of a spiral, be provided with the proving room inner conduit (19) arranged in the shape of a spiral in the described proving room that becomes thoroughly decomposed (5), described smoke cooling tower inner conduit (20) is communicated with between proving room inner conduit (19) is formed circulation loop by hot water return pipeline (18).
9. a kind of biomass carbonizing furnace smoke waste heat utilization system according to claim 1, it is characterized in that, described smoke cooling tower (4) is provided with the fume emission mouth (17) for discharging flue gas, after smoke eliminator (3) purification, the flue gas entered in smoke cooling tower (4) is that after the heating of smoke cooling tower inner conduit (20) internal recycle water, low-temperature flue gas is discharged by fume emission mouth (17).
10. a kind of biomass carbonizing furnace smoke waste heat utilization system according to claim 9, it is characterized in that, described fume emission mouth (17) is communicated with by the blast inlet of flue gas recirculation pipe with charring furnace (1), and low-temperature flue gas is back in charring furnace (1) as air intake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351744.8U CN204737920U (en) | 2015-05-27 | 2015-05-27 | Living beings retort flue gas waste heat utilization system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351744.8U CN204737920U (en) | 2015-05-27 | 2015-05-27 | Living beings retort flue gas waste heat utilization system |
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| CN204737920U true CN204737920U (en) | 2015-11-04 |
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| CN201520351744.8U Expired - Fee Related CN204737920U (en) | 2015-05-27 | 2015-05-27 | Living beings retort flue gas waste heat utilization system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104893745A (en) * | 2015-05-27 | 2015-09-09 | 同济大学 | Biomass carbonization furnace flue gas waste-heat utilization system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104893745A (en) * | 2015-05-27 | 2015-09-09 | 同济大学 | Biomass carbonization furnace flue gas waste-heat utilization system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 Termination date: 20160527 |