CN103525441B - The method of new forms of energy is extracted in refuse disposal system and refuse treatment - Google Patents
The method of new forms of energy is extracted in refuse disposal system and refuse treatment Download PDFInfo
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- CN103525441B CN103525441B CN201210244892.0A CN201210244892A CN103525441B CN 103525441 B CN103525441 B CN 103525441B CN 201210244892 A CN201210244892 A CN 201210244892A CN 103525441 B CN103525441 B CN 103525441B
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Abstract
A kind of refuse disposal system comprises one mutually through and form the first heating chamber and one second heating chamber and the gas-cleaning installation of an airtight cavity space, this first heating chamber is upper strata heating chamber, second heating chamber is lower floor's heating chamber, a current regulator is provided with between upper strata heating chamber and lower floor's heating chamber, this refuse disposal system also comprises charcoal activating apparatus, is provided with a second choke between rubbish heating unit and charcoal activating apparatus; Gas-cleaning installation comprises deacidification equipment and oil gas separation equipment, and the afterbody of upper strata heating chamber is connected with deacidification equipment, and the afterbody of lower floor's heating chamber is connected with oil gas separation equipment; Rubbish enters into oil gas separation equipment and isolates flammable G&O together with the gaseous hydrocarbon mixture produced in the gaseous hydrocarbon mixture produced with the second heating chamber after the gaseous hydrocarbon mixture produced in the first heating chamber removes sour gas by deacidification equipment and charcoal activating apparatus.Invention increases the quality of the finished product, extend the work-ing life of whole equipment.
Description
[technical field]
The present invention relates to the technical field of refuse treatment, particularly a kind of the recycling energy in rubbish can be carried out extraction and isolation refuse disposal system and refuse treatment extract the method for new forms of energy.
[background technology]
Currently used Prediction for Solid Waste Treatment Technology is that rubbish is put into incinerator burn processing, and domestic domestic refuse amount is large, low heat value, complicated component, and it is very inconvenient to deal with.First, a large amount of domestic refuse volumes is large, and carrying inconvenience, needs the manpower and materials of at substantial in transportation; Secondly, when rubbish is deposited in the open, easily occur to decompose change, have pollution to surrounding environment; Again, refuse thermal value is low, inconvenience burning, and it is insufficient to burn, to such an extent as to refuse treatment is not thorough, and in addition, produce the grey quantity of slag large, fuel expends greatly, waste resource.
Existing refuse disposal system all can consider the recycling of rubbish, can change the refuse treatment consciousness of people so on the one hand, just can accelerate the processing speed of domestic refuse so; On the other hand, greatly can also avoid the waste of resource, save refuse treatment cost.If want rubbish to turn waste into wealth, the most vital economic and practical that will improve Rubbish Remains exactly.Domestic rubbish disposal principle and treatment facility early have research at home, but slowly can not get practical application, reason is because the composition of rubbish is various, the physics alive characteristic of ingredient is different, the recovery so if the energy produced the treatment stage of various can not well be classified by treatment facility, although these equipment have certain practicality, final processing cost will be very high, is difficult to promote the use of on a large scale.In addition, if all kinds of advantageous product do not produced garbage processing procedure and disporduct carry out recovery reprocessing and eliminating, although can obtain the finished product of utility value, its use value is also very low.
[summary of the invention]
For the refuse treatment cost overcoming conventional garbage treatment process is high, reclaim the technical problem that product use value is low, the invention provides a kind of refuse treatment cost more economically, the method for new forms of energy is extracted in the refuse disposal system that gained the finished product use value is higher and refuse treatment.
The technical scheme of technical solution problem of the present invention is to provide a kind of refuse disposal system, comprise rubbish heating unit and gas-cleaning installation, rubbish heating unit comprises one first heating chamber and one second heating chamber, gas-cleaning installation, the first heating chamber and the second heating chamber are mutually through and form an airtight cavity space, this first heating chamber is upper strata heating chamber, second heating chamber is lower floor's heating chamber, is provided with a current regulator between upper strata heating chamber and lower floor's heating chamber; First heating chamber also comprises a upper strata heating collar, and upper strata heating collar is arranged in the outside of the first heating chamber; Rubbish in the first heating chamber with electrically heated mode and heat-up rate be 10 degrees Celsius per second more than, heat-up time is 10 seconds-5 minutes, Heating temperature is 90-500 DEG C, instant heating produces sour gas, sour gas is deacidified by gas-cleaning installation, and the second heating chamber carries out high temperature continuous heating to the product after the first heating chamber heating pyrolyze.
Gas-cleaning installation comprises deacidification equipment and oil gas separation equipment, and the afterbody of the first heating chamber is connected with deacidification equipment, and the afterbody of the second heating chamber is connected with oil gas separation equipment.
This deacidification equipment and this first heating chamber gaseous hydrocarbon mixture that the first heating chamber is produced that connects directly enters in deacidification equipment; Deacidification equipment comprises the first tornado dust collector, high temperature except acid tower, and the rubbish in the first heating chamber removes acid tower and carries out dedusting and remove acid treatment through the first tornado dust collector, high temperature because adding thermogenetic gaseous hydrocarbon mixture successively; After deacidification equipment, be provided with an induced draft fan, after starting this induced draft fan, make to be negative pressure state in the first heating chamber to the space of first throttle device; The dust comprised gaseous hydrocarbon mixture or solid granule are removed after the first tornado dust collector from the gaseous hydrocarbon mixture produced in the first heating chamber, gaseous hydrocarbon mixture after process removes acid tower through high temperature again and is removed by the sour gas in gaseous hydrocarbon mixture clean, is finally delivered in oil gas separation equipment by the clean gaseous hydrocarbon mixture after process and is separated with combustible gas by oil.
This oil gas separation equipment and this second heating chamber gas that the second heating chamber is produced that connects directly enters in oil gas separation equipment.
This refuse disposal system also comprises charcoal activating apparatus, this charcoal activating apparatus comprises charcoal activation chamber, steam pipeline and charcoal retrieving arrangement, charcoal activation chamber and charcoal retrieving arrangement mutually through and form an airtight cavity space, one end of steam pipeline is positioned at charcoal activation chamber, for the carrying out of charcoal activation provides water vapor, the other end is positioned at charcoal retrieving arrangement, the water vapor produced is delivered in charcoal activation chamber by steam pipeline in charcoal retrieving arrangement.
Second heating chamber and charcoal activate chamber and keep being connected, and second choke is provided with between the second heating chamber and charcoal activation chamber, described oil gas separation equipment comprises the second tornado dust collector and oil gas cooling separation column, second heating chamber, the second tornado dust collector, induced draft fan, oil gas cooling separation column is connected successively, after starting this induced draft fan, make to be negative pressure state in the second heating chamber to the cavity space of second choke.
Preferably, this charcoal activating apparatus also comprises exhaust gas cleaner, and the rubbish in the second heating chamber, by after further thermal degradation, produces solid-state charcoal and gaseous state gas-oil mixture; Wherein, solid-state charcoal enters in charcoal activating apparatus through second choke and carries out activation treatment, and the dust comprised in gaseous mixture or solid granule are removed by the second tornado dust collector, then the clean gaseous hydrocarbon mixture after process is delivered to oil gas cooling separation column and oil is separated with combustible gas; Be delivered to oil gas cooling separation column after the gas that solid-state charcoal produces when activating is purified by exhaust gas cleaner to be separated.
Preferably, comprise an opening for feed and in this first heating chamber and become feed screw, become feed screw and be provided with multiple rotary blade, rubbish enters into after in the first heating chamber, carry out forward impelling feeding by becoming feed screw, the two adjacent rotary blade spacing become on feed screw change the volume change after being heated to rubbish in the first heating chamber and are directly proportional.
Preferably, rubbish is 3-120 minute in rubbish heat-up time of the second heating chamber, and Heating temperature is 180-800 DEG C.
Preferably, in this charcoal activating apparatus, the activation temperature of charcoal is 500-1050 DEG C, and soak time is 1-200 minute.
Preferably, the volume in this charcoal activation chamber is all greater than the volume of the first heating chamber and the second heating chamber.
Preferably, this charcoal retrieving arrangement comprises charcoal cooler, rotates charging tray and a spring; Going out charcoal cooler is a cylindrical cavity structure, rotate the cavity bottom that charging tray is positioned at charcoal cooler, and go out the internal diameter of charcoal cooler and rotate the equal diameters of charging tray, making to rotate charging tray in an initial condition can be embedded in the cavity of charcoal cooler, seals the bottom going out charcoal cooler; One end of spring fixes on the ground, and the other end is fixed on the place of bottom center rotating charging tray, by rotating the automatic recovery of charging tray realization to gac.
Preferably, the water of interlayer built with liquid state going out charcoal cooler of this charcoal retrieving arrangement, after being with the gac had surplus heat to enter to out charcoal cooler, water in interlayer can enter into out in the spiral tube in charcoal cooler, and by the water in spiral tube, gac is cooled, be delivered in delivery of steam straight tube after the liquid water in spiral tube being become water vapor simultaneously.
The present invention further provides a kind of method that new forms of energy are extracted in refuse treatment, it comprises the following steps:
S1, sends into rubbish to the first heating chamber;
S2, upper strata heating collar carries out instant heating to the rubbish in the first heating chamber, rubbish in the first heating chamber with electrically heated mode and heat-up rate be 10 degrees Celsius per second more than, heat-up time is 10 seconds-5 minutes, Heating temperature is 90-500 DEG C, instant heating cracking, produces sour gas, gaseous hydrocarbon mixture and elementary carbonizing production;
S3, elementary carbonizing production enters into the second heating chamber and carries out continuous high temperature heating pyrolyze, produces the solid-state charcoal of ultimate carbonizing production and gaseous state gas-oil mixture;
S4, dedusting is carried out in the first tornado dust collector that the gaseous hydrocarbon mixture produced in step S2 enters deacidification equipment together with sour gas, and then enter into high temperature except in acid tower, remove the sour gas produced in the first heating chamber, produce clean gaseous hydrocarbon mixture, wherein, start the induced draft fan of deacidification equipment, be negative pressure state in the space making to be provided with between the first heating chamber to the first heating chamber and the second heating chamber first throttle device, the dust comprised gaseous hydrocarbon mixture or solid granule are removed after the first tornado dust collector from the gaseous hydrocarbon mixture produced in the first heating chamber, gaseous hydrocarbon mixture after process removes acid tower through high temperature again and is removed by the sour gas in gaseous hydrocarbon mixture clean, the oil gas clean gaseous hydrocarbon mixture after process being delivered to oil gas separation equipment cools in separation column and is separated with combustible gas by oil,
S5, the solid-state charcoal produced in step S3 enters charcoal activation chamber through second choke and activates, second heating chamber, the second tornado dust collector, induced draft fan, oil gas cooling separation column is connected successively, after starting this induced draft fan, can make to be negative pressure state in lower floor's heating chamber to the cavity space of second choke; Charcoal in charcoal activation chamber is in the process of activation, need the injection water steam continued by water vapor jet pipe, water vapor in this water vapor jet pipe supplies primarily of the delivery of steam straight tube of steam supply pipe and device interior, is controlled the quality of charcoal activation when steam jet by the emitted dose of steam regulating valve control water vapor; Solid-state charcoal produces gaseous hydrocarbon mixture and is with the gac had surplus heat after charcoal activation chamber activation;
S6, the dust comprised in the gaseous hydrocarbon mixture produced in step S3 or solid granule are removed by the second tornado dust collector of oil gas separation equipment, and oil is separated with combustible gas by the oil gas cooling the separation column then clean gaseous hydrocarbon mixture after process being delivered to oil gas separation equipment; The oil gas cooling separation column being delivered to oil gas separation equipment after the gaseous hydrocarbon mixture produced in step S5 is purified by exhaust gas cleaner is separated; And
The gac that S7, step S5 produce cools rear recovery by charcoal retrieving arrangement to it.
Compared to prior art, the method that new forms of energy are extracted in refuse disposal system of the present invention and refuse treatment adopts layer-stepping process structure, and after every layer of refuse treatment respectively to have utility value product reclaim, harmful product is got rid of, therefore, it improves the quality of the finished product on the one hand, on the other hand by removing disporduct, prevents equipment from being corroded by some obnoxious flavoures and reducing the work-ing life of whole equipment.In addition, the present invention has done further extraction and recycling to the product doped with available stock produced in garbage processing procedure, all products that utilize that rubbish is produced in treating processes are thoroughly extracted separation, the maximized Product recycling utilization ratio realizing equipment.Resource remaining in treating processes has still been done further recycling by the present invention.Finally make the output capacity of equipment reach the highest, and resource consumption rate reach minimum, fundamentally reduces the processing cost of equipment, improves its economical and practical value.
[accompanying drawing explanation]
Fig. 1 is the structural representation of refuse disposal system of the present invention, and this refuse disposal system comprises rubbish heating unit and charcoal activating apparatus.
Fig. 2 is the rubbish heating unit structural representation of refuse disposal system of the present invention.
Fig. 3 is the charcoal activating apparatus structural representation of refuse disposal system of the present invention.
Fig. 4 is the workflow schematic diagram of refuse disposal system of the present invention.
Fig. 5 is the method flow diagram that new forms of energy are extracted in second embodiment of the invention refuse treatment.
[embodiment]
In order to make object of the present invention, technical scheme and advantage are clearly understood, below in conjunction with drawings and Examples, are further elaborated to the present invention.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, domestic garbage disposer 10 of the present invention comprises rubbish heating unit 11 and charcoal activating apparatus 13, first rubbish is carried out heating pyrolyze by rubbish heating unit 11 by rubbish, then the solid-state charcoal produced is sent in charcoal activating apparatus 13 and activates, rubbish heating unit 11 and charcoal activating apparatus 13 are formed through an airtight cavity mutually, between rubbish heating unit 11 and charcoal activating apparatus 13, be provided with a second choke 15, prevent the gas trains produced in rubbish heating unit 11 from flowing in charcoal activating apparatus 13.
Refer to Fig. 2, rubbish heating unit comprises opening for feed 111, lock wind charger 112, upper strata heating chamber 113, first throttle device 114, lower floor's heating chamber 115, deacidification equipment 116 and oil gas separation equipment 117.Opening for feed 111, lock wind charger 112 and upper strata heating chamber 113 mutually through, the rubbish after refinement enters in upper strata heating chamber 113 through opening for feed 111 and lock wind charger 112.The afterbody of upper strata heating chamber 113 is connected with a deacidification equipment 116, and this deacidification equipment 116 and this upper strata heating chamber 113 gas that upper strata heating chamber 113 is produced that connects can directly enter in deacidification equipment 116.Upper strata heating chamber 113 is mutually through with lower floor's heating chamber 115, and between upper strata heating chamber 113 and lower floor's heating chamber 115, be provided with first throttle device 114, it mainly prevents from, between upper strata heating chamber 113 and lower floor's heating chamber 115, gas crossfire occurs.An induced draft fan 1165 is also provided with after deacidification equipment 116, after starting this induced draft fan 1165, can make in the space of upper strata heating chamber 113 to first throttle device 114 is negative pressure state, the gas keeping negative pressure state to be conducive to producing is drained rapidly, promotes that garbage decomposition reaction occurs to refuse gasification direction; Also make the gas produced in upper strata heating chamber 113 can not enter in lower floor's heating chamber 115 directly enter in deacidification equipment 116 and prevent gas from leaking at flow process simultaneously.
The afterbody of lower floor's heating chamber 115 is connected with an oil gas separation equipment 117, and this oil gas separation equipment 117 and this lower floor's heating chamber 115 gas that lower floor's heating chamber 115 is produced that connects can directly enter in oil gas separation equipment 117.Lower floor's heating chamber 115 keeps being connected with charcoal activating apparatus 13, and is provided with second choke 15 between lower floor's heating chamber 115 and charcoal activating apparatus 13, and it mainly prevents from, between lower floor's heating chamber 115 and charcoal activating apparatus 13, gas crossfire occurs.Oil gas separation equipment 117 comprises the second tornado dust collector 1171 and oil gas cooling separation column 1173, and from Fig. 1 and Fig. 2, lower floor's heating chamber 115, second tornado dust collector 1171, induced draft fan 1177, oil gas cooling separation column 1173 is connected successively.After starting this induced draft fan 1177, can make in the cavity space of lower floor's heating chamber 115 to second choke 15 is negative pressure state.The gas keeping negative pressure state to be conducive to producing is drained rapidly, promotes that garbage decomposition reaction occurs to refuse gasification direction; The gas simultaneously produced in Ye Shi lower floor heating chamber 115 can not enter in charcoal activating apparatus 13 and directly enters in oil gas separation equipment 117 and prevent gas from leaking at flow process.
The top of upper strata heating chamber 113 is provided with an opening for feed 111, and opening for feed 111 bottom is close to a lock wind charger 112, and its nearly step comprises a upper strata heating collar 1135, and upper strata heating collar 1135 is arranged in the outside of upper strata heating chamber 113.Lock wind charger 112 is connected to opening for feed 111, enters to smoothly in upper strata heating chamber 113 to facilitate rubbish.The opening up setting of opening for feed 111, upper strata heating chamber 113 horizontal positioned, lock wind charger 112 keeps mutually through with upper strata heating chamber 113, to ensure can be sent in upper strata heating chamber 113 by lock wind charger 112 smoothly after rubbish enters from opening for feed 111.
Upper strata heating chamber 113 becomes feed screw 1131 built with one, becomes feed screw 1131 and is contained in upper strata heating chamber 113.Become feed screw 1131 and comprise motor 1132, rotating shaft 1134 and rotary blade 1136.Motor 1132 is connected to rotating shaft 1134, and in rotating shaft 1134, interval is furnished with multiple rotary blade 1136, and rotary blade 1136 fits with the inwall of upper strata heating chamber 113.The spacing of every two adjacent rotary blades 1136 is also unequal, and its spacing reduces from opening for feed 111 gradually to change feed screw 1131 end.The rule that its spacing reduces be volume when being heated according to rubbish reduce rule come fixed.After motor 1132 starts, drive rotating shaft 1134 rotating in same direction together with the rotary blade 1136 in rotating shaft 1134.
Rubbish kind due to process diameter that is different and upper strata heating chamber 113 is different, becomes two adjacent rotary blade 1136 spacing of feed screw 1131 head end near opening for feed 111 and will change in 1: 1 to 4: 1 scope with the ratio of adjacent rotary blade 1136 spacing of change feed screw 1131 end two away from opening for feed 111.
Upper strata heating collar 1135 is coated on the outer surface of upper strata heating chamber 113, and the length zero position of upper strata heating collar 1135 is positioned at opening for feed 111 place, and final position is positioned at rotating shaft 1134 end becoming feed screw 1131.The type of heating of upper strata heating collar 1135 is electrically heated, because electrically heated heating power is large, heating surface area is also large, and adopt electrically heated can control in real time Heating temperature, so the speed of its heating quickly, the rubbish heat-up rate in upper strata heating chamber 113 can be made to reach more than 10 degrees Celsius/second.According to heating needs, temperature in upper strata heating chamber 113 need be controlled within the scope of 90 °-500 ° because adopt that electrically heated can be very fast reach this temperature range, thus accelerate the decomposition rate of rubbish, and then improve the oil yield rate of refuse pyrolysis.Make the average heated time of the rubbish in cavity in the scope of 10 seconds-5 minutes by modes such as the length of change upper strata heating chamber 113 and the feeding speeds of change feed screw 1131, keep this scope to be to make the garbage decomposition in cavity more thorough heat-up time, completely decompose out by halogen-containing for institute in rubbish, enter in deacidification equipment 116 with the form of sour gas, thus contain that subsequent product produces dioxin in combustion processes from source.
Deacidification equipment 116 comprises the first tornado dust collector 1161, and high temperature is except acid tower 1163, and the rubbish in upper strata heating chamber 113 is because adding thermogenetic gaseous hydrocarbon mixture successively through the first tornado dust collector 1161, and high temperature carries out dedusting except acid tower 1163 and removes acid treatment.The dust comprised gaseous mixture or solid granule can be removed by the gaseous mixture produced in upper strata heating chamber 113 after the first tornado dust collector 1161, gaseous mixture after process removes acid tower 1163 through high temperature again and is removed by the sour gas in gaseous mixture clean, is finally delivered in oil gas separation equipment 117 by the clean gaseous hydrocarbon mixture after process and is separated with combustible gas by oil.
Similar to upper strata heating chamber 113, be provided with a feed screw 1151 in lower floor's heating chamber 115 cavity, be coated with lower floor's heating collar 1155 at cavity.The rubbish do not decomposed completely entered from upper strata heating chamber 113 is fed through in charcoal activating apparatus 13 from lower floor's heating chamber 115 by feed screw 1151, and heats with the rubbish in lower floor's heating collar 1155 pairs of lower floor's heating chambers 115 while feeding.Equally spacedly on this feed screw 1151 be provided with multiple rotary blade 1153, rotary blade 1153 fits with the cavity inner wall of lower floor's heating chamber 115.Because the rubbish do not decomposed completely is much smaller compared with the rubbish in the heating chamber of upper strata in the volume change after decomposes in lower floor's heating chamber 115, so adopt the feed screw 1151 of uniform pitch in lower floor's heating chamber.
Lower floor's heating collar 1155 is coated on the outer surface of lower floor's heating chamber 115, and the length zero position of lower floor's heating collar 1155 is positioned at the initiating terminal of feed screw 1151, and final position is positioned at the end of feed screw 1151.The heat-up rate relative upper strata heating collar 1135 of lower floor's heating collar 1155 wants slow, mainly carries out deep decomposition in order to make the rubbish in lower floor's heating chamber 115 remain on when temperature reaches certain phase within the scope of a constant temp to rubbish.According to heating needs, the Heating temperature of rubbish in lower floor's heating chamber 115 need be controlled within the scope of 180 °-800 °.The average heated time of the rubbish in cavity is made at 3 minutes within the scope of 120 minutes by modes such as the length of change lower floor heating chamber 115 and the feeding speeds of feed screw 1151.Because in lower floor's heating chamber 115 be all the rubbish do not decomposed completely, these rubbish needs the heating of higher temperature and longer time that it just can be made further to decompose, so the Heating temperature of these rubbish and heat-up time higher than upper strata heating chamber 113, longer.On prior art, increase this lower floor's heating chamber 115 and certain soaking time is carried out to the rubbish do not decomposed completely, to ensure that the various organism in rubbish decompose completely, thus improve calorific value and the quality of Resource recovery.
Rubbish in lower floor's heating chamber 115 can produce solid-state charcoal and gaseous state gas-oil mixture after being decomposed completely by further heating.Solid-state charcoal enters in charcoal activating apparatus 13 through second choke 15 and carries out activation treatment, and first the dust comprised in gaseous mixture or solid granule will be removed by the second tornado dust collector 1171 by gaseous hydrocarbon mixture, then the clean gaseous hydrocarbon mixture after process is delivered to oil gas cooling separation column 1173 and oil is separated with combustible gas.Namely the flammable G&O produced can be used as new available power, as carried out heating, drying by the rubbish combustible gas of generation can be delivered in directed fired dryer 1175 pairs of combustion chambers.
Refer to Fig. 3, charcoal activating apparatus 13 comprises charcoal activation chamber 131, charcoal retrieving arrangement 133, steam pipeline 135 and exhaust gas cleaner 137.Charcoal activation chamber 131, charcoal retrieving arrangement 133 and exhaust gas cleaner 137 mutually through and form an airtight cavity space.The solid-state charcoal that rubbish produces after lower floor's heating chamber 115 degree of depth heating pyrolyze is entered in charcoal retrieving arrangement 133 after being activated by charcoal activation chamber 131 and carries out recycling.The gas that solid-state charcoal produces when activating is delivered to oil gas cooling separation column 1173 and is separated after being purified by exhaust gas cleaner 137.
Rubbish, after rubbish heating unit 11 processes, can produce the solid-state charcoal that specific surface area is smaller, and solid-state charcoal enters in charcoal activation chamber 131 through second choke 15 and carries out activation treatment.The gac generated after activation in charcoal activation chamber 131 can enter in charcoal retrieving arrangement 133 and cool, and the solid-state charcoal specific surface area that cooled gac generates after comparing the process of rubbish heating unit can become large, and absorption property also can strengthen.Continue to provide high-pressure water vapor by steam pipeline 135 in the process of solid-state charcoal activation in charcoal activation chamber 131, ensure carrying out smoothly of reactivation process.Charcoal activation process in, some tail gas can be produced, such as carbon monoxide, hydrogen etc., these tail gas by exhaust gas cleaner 137 purify after can be used as inflammable gas be delivered to oil gas cooling separation column 1173 carry out oil, gas be separated.
Charcoal activation chamber 131 is a cylindrical cavity structure, its capacity is all more much bigger than the capacity of upper strata heating chamber 113 and lower floor's heating chamber 115, because rubbish can produce the gas-oil mixture of gaseous state in the heat-processed of upper strata heating chamber 113 and lower floor's heating chamber 115, these gas-oil mixtures can enter to oil gas cooling separation column 1173 and be separated, and enter to the solid-state charcoal only having heating to generate in charcoal activation chamber 131, so the amount entering to the rubbish in rubbish heating unit 11 in the same time is more much larger than the amount entering to charcoal activation chamber 131 internal solid charcoal, the continuity activated to keep charcoal also makes solid-state charcoal can obtain sufficiently long soak time and improves the processing efficiency of whole equipment, therefore structurally charcoal activation chamber 131 volume to do larger than the volume of upper strata heating chamber 113 and lower floor's heating chamber 115.
The outer wall in charcoal activation chamber 131 is coated with heating collar 1315, and the Heating temperature controlling heating collar 1315 regulates the activation temperature of charcoal in cavity, and activation temperature is maintained in the scope of 500-1050 DEG C.Cavity inner wall is provided with multiple spiral feeding blade 1311, this spiral feeding blade 1311 is screw arrangement equidistantly, when charcoal activation chamber 131 rotates, the solid-state charcoal of its inside is driven to move towards the direction of charcoal retrieving arrangement 133 by the rotation of spiral feeding blade 1311.Control the heated time of the solid-state charcoal of inside cavity by changing mode such as charcoal the activation length in chamber 131 and the spacing of spiral feeding blade 1311 etc., soak time is maintained in the scope of 1-200 minute.A water vapor jet pipe 1313 is provided with at the center in charcoal activation chamber 131, this water vapor jet pipe 1313 is a cylindrical cavity, water vapor is equipped with in its inside, when reactivation process is carried out, can activate the solid-state charcoal injection water steam in chamber 131 in water vapor jet pipe 1313 to charcoal continuous uniform.
Charcoal retrieving arrangement 133 comprises charcoal cooler 1331, rotates charging tray 1333 and a spring 1335.Going out charcoal cooler 1331 is a cylindrical cavity structure, rotate the cavity bottom that charging tray 1333 is positioned at charcoal cooler 1331, and go out the internal diameter of charcoal cooler 1331 and rotate the equal diameters of charging tray 1333, making to rotate charging tray 1333 in an initial condition can be embedded in the cavity of charcoal cooler 1331, seals the bottom going out charcoal cooler 1331.One end of spring 1335 fixes on the ground, and the other end is fixed on the place of bottom center rotating charging tray 1333.When going out that in charcoal cooler 1331, gac is many, due to action of gravity, compressing the spring 1335 rotated below charging tray 1333, making to rotate charging tray 1333 and the space gone out between charcoal cooler 1331 cavity bottom is strengthened, to accelerate discharging speed.When going out that in charcoal cooler 1331, gac is fewer, due to the restoring force effect of spring 1335, rotate charging tray 1333 up to move, seal out the outlet at bottom of charcoal cooler 1331, make discharging speed reduce even to stop discharging to seal out charcoal cooler 1331, prevent outside air and charcoal from activating gas in chamber 131 and gang up.
The outside going out charcoal cooler 1331 is provided with an interlayer 1332, a water filling port 1336 is had at the outer wall of interlayer 1332, in interlayer 1332, fill liquid water from this water filling port 1336, the gac entered can be cooled fast discharge out charcoal cooler 1331 in charcoal activation chamber 131.Also have a spiral tube 1334 in the inside going out charcoal cooler 1331, one end of spiral tube 1334 is connected on the inwall of interlayer 1332, and the other end is connected to steam pipeline 135.Because spiral tube 1334 is connected with interlayer 1332, therefore the water in interlayer 1332 can enter in spiral tube 1334, when being with after the gac that has surplus heat arrives out the inside of charcoal cooler 1331, can contact with spiral tube 1334, and the heat on gac is passed in the water in spiral tube 1334, now, the liquid water in spiral tube 1334 can be become water vapor by heating, simultaneously gac owing to transferring heat to liquid water by cooling down to discharge out charcoal cooler 1331.
Steam pipeline 135 comprises delivery of steam bend pipe 1351, delivery of steam straight tube 1355 and steam supply pipe 1,357 three sections, and delivery of steam bend pipe 1351 also has a steam regulating valve 1353.One end of delivery of steam straight tube 1355 is connected with the spiral tube 1334 gone out in charcoal cooler 1331, the other end is connected with delivery of steam bend pipe 1351, and the water vapor generated in spiral tube 1334 is mainly delivered in water vapor jet pipe 1313 by delivery of steam bend pipe 1351 by it.One end of steam supply pipe 1357 is connected with external steam generating unit (not shown), the other end is connected with delivery of steam bend pipe 1351, it mainly prevents from, when the water vapor generated in spiral tube 1334 can not ensure water vapor jet pipe 1313 continuous injection, to carry out quantitative supply by external steam generating unit.One end of delivery of steam bend pipe 1351 is connected with water vapour jet pipe 1313, the other end is connected with steam supply pipe 1357 with delivery of steam straight tube 1355 simultaneously, spiral tube 1334 and the water vapor in external steam generating unit are mainly delivered in water vapor jet pipe 1313 by it, and regulate the injection water quality of steam of water vapor jet pipe 1313 to be that charcoal activates the 0.5-3 of chamber 131 internal solid carbonaceous amount doubly by steam regulating valve 1353.
Be connected with an exhaust gas cleaner 137 at the afterbody in charcoal activation chamber 131, the effect of this exhaust gas cleaner 137 carries out purification to the tail gas produced in charcoal reactivation process to discharge.Owing to being barotropic state in charcoal activation chamber 131, so the tail gas produced in charcoal reactivation process is easy to be discharged in exhaust gas cleaner 137.It mainly comprises one the 3rd tornado dust collector 1371.Because tail gas generally is inflammable gas, as carbon monoxide, hydrogen etc., so the flammable Purge gas after the 3rd tornado dust collector 1371 dedusting can be used as new available power, therefore, the inflammable gas after process can be delivered to after oil gas cooling separation column 1173 carries out oil, gas separation and be used as the flammable energy.
Refer to Fig. 4, in the process used, refinement rubbish can enter in lock wind charger 112 through opening for feed 111, and because lock wind charger 112 connects with upper strata heating chamber 113, rubbish can enter in upper strata heating chamber 113 along lock wind charger 112.Become feed screw 1131 rubbish entered in upper strata heating chamber 113 is sent in lower floor's heating chamber 115 along rotary blade 1134.While worm drive feeding, the rubbish in upper strata heating collar 1135 pairs of upper strata heating chambers 113 carries out instant heating.Owing to adopting electrically heated, make the rubbish heat-up rate in cavity very fast, such one side can improve the oil yield rate of rubbish, on the other hand while rubbish rapidly decomposes, the sour gas such as a large amount of HCL (hydrogenchloride) can be produced, and these sour gas are transferred in deacidification equipment 116.Therefore, after the instant heating of upper strata heating chamber 113, gas-oil mixture and the sour gas of gaseous state can be produced, the gas-oil mixture of these gaseous states and sour gas by together with enter into deacidification equipment 116 the first tornado dust collector 1161 in carry out dedusting, and then enter into high temperature and except in acid tower 1163, the sour gas of gas is removed, the final gaseous hydrocarbon mixture producing cleaning.
The rubbish do not decomposed completely after upper strata heating chamber 113 thermal degradation will enter into lower floor's heating chamber 115, and Pyrolysis products is sent in charcoal activating apparatus 13 along rotary blade 1153 by feed screw 1151 by the rubbish that do not decompose completely entered in lower floor's heating chamber 115.While worm drive feeding, the rubbish in lower floor's heating collar 1155 pairs of lower floor's heating chambers 115 carries out further heat.Owing to being all undecomposed rubbish in lower floor's heating chamber 115, so need these rubbish just can be made to decompose completely by high temperature continuous heating.After long heat, the rubbish in lower floor's heating chamber 115 is taken off dividing completely, produces the gas-oil mixture of the smaller solid-state charcoal of specific surface area and gaseous state.
Solid-state charcoal enters in charcoal activation chamber 131 and activates after second choke 15, can prevent the gas in lower floor's heating chamber 115 from entering in charcoal activation chamber 131 by second choke 15.Solid-state charcoal enters to after in charcoal activation chamber 131, along with the rotation in charcoal activation chamber 131, solid-state charcoal can be driven to travel forward by the spiral feeding blade 1311 of its inside.Due to the turning effort in charcoal activation chamber 131, solid-state charcoal is evenly stir while advance in the cavity of charcoal activation chamber 131, therefore can activate uniformly solid-state charcoal by spiral feeding blade 1311, improve active mass.
Charcoal in charcoal activation chamber 131 is in the process of activation, need the injection water steam continued by water vapor jet pipe 1313, water vapor in this water vapor jet pipe 1313 supplies primarily of the delivery of steam straight tube 1355 of steam supply pipe 1357 and device interior, and the emitted dose that can control water vapor by steam regulating valve 1353 when steam jet controls the quality of charcoal activation.Also need in the process of activation to carry out continuous heating, by the activation temperature regulating the Heating temperature of heating collar 1315 to control internal solids charcoal by heating collar 1315 pairs of charcoal activation chambeies 131.
Solid-state charcoal can produce flammable tail gas and the gac with She's heat after charcoal activation chamber 131 activates.Purify in the 3rd tornado dust collector 1371 that flammable tail gas can directly enter into exhaust gas cleaner 137 from activation chamber, and the tail gas after purification and the gaseous hydrocarbon mixture after deacidifying that upper strata heating chamber 113 produces are entered into together oil gas cool in separation column 1173 carry out oil, gas is separated.Meanwhile, also can enter to after the second tornado dust collector dedusting 1171 in oil gas cooling separation column 1173 at the gas-oil mixture of gaseous state generated in lower floor's heating chamber 115 carry out oil, gas is separated.Can produce inflammable gas and liquid oil after refrigerated separation, these inflammable gass and liquid oil can directly be applied on various equipment as available resources, such as, the rubbish that inflammable gas leads in directed fired dryer 1175 can be carried out heating, drying.And be with the gac had surplus heat must be cooled it by charcoal retrieving arrangement 133.The interlayer 1332 going out charcoal cooler 1331 of charcoal retrieving arrangement 133 is built with the water of liquid state, after being with the gac had surplus heat to enter to out charcoal cooler 1331, water in interlayer 1332 can enter into out in the spiral tube 1334 in charcoal cooler 1331, and by the water in spiral tube 1334, gac is cooled, be delivered to delivery of steam straight tube 1355 in after liquid water in spiral tube 1334 being become water vapor simultaneously, realize the abundant recycle to the energy.
Gac after cooling can drop on and rotate on charging tray 1333, by rotating the automatic recovery that charging tray 1333 realizes gac.Rotate bottom charging tray 1333 and be provided with a spring 1335, when going out that in charcoal cooler 1331, gac is many, due to action of gravity, compress the spring 1335 rotated below charging tray 1333, make to rotate charging tray 1333 and the space gone out between charcoal cooler 1331 cavity bottom is strengthened, to strengthen discharging speed.When going out that in charcoal cooler 1331, gac is fewer, due to the restoring force effect of spring 1335, rotate charging tray 1333 up to move, seal out the outlet at bottom of charcoal cooler 1331, make discharging speed reduce even to stop discharging to seal out charcoal cooler 1331, prevent outside air and charcoal from activating gas in chamber 131 and gang up.
Referring to Fig. 5, is the second embodiment of the present invention, and present embodiment is the method that new forms of energy are extracted in the refuse treatment adopting refuse disposal system 10 to implement, and it mainly comprises following step:
Step S11, sends into rubbish to upper strata heating chamber 113.Refinement rubbish enters in lock wind charger 112 through opening for feed 111, and because lock wind charger 112 connects with upper strata heating chamber 113, rubbish can enter in upper strata heating chamber 113 along lock wind charger 112.
Step S21, rubbish heating pyrolyze rapidly in upper strata heating chamber 113, produces sour gas, gaseous hydrocarbon mixture and elementary carbonizing production.Become feed screw 1131 rubbish entered in upper strata heating chamber 113 is sent in lower floor's heating chamber 115 along rotary blade 1134.While worm drive feeding, the rubbish in upper strata heating collar 1135 pairs of upper strata heating chambers 113 carries out instant heating.According to heating needs, temperature in upper strata heating chamber 113 need be controlled within the scope of 90 °-500 °, the rubbish heat-up rate in upper strata heating chamber 113 can be made to reach more than 10 degrees Celsius/second.The average heated time of the rubbish in cavity is made at 10 seconds within the scope of 5 minutes by modes such as the length of change upper strata heating chamber 113 and the feeding speeds of change feed screw 1131, keep this scope to be to make the garbage decomposition in cavity more thorough heat-up time, completely decompose out by halogen-containing for institute in rubbish, enter in deacidification equipment 116 with the form of sour gas, thus contain that subsequent product produces dioxin in combustion processes from source.Owing to adopting electrically heated, make the rubbish heat-up rate in cavity can reach more than 10 degrees Celsius/second, such one side can improve the oil yield rate of rubbish, on the other hand while rubbish rapidly decomposes, the sour gas such as a large amount of HCL (hydrogenchloride) can be produced, and these sour gas are transferred to deacidification equipment 116.Therefore, after the instant heating of upper strata heating chamber 113, gas-oil mixture and the sour gas of gaseous state can be produced.
Step S31, the sour gas produced in removing upper strata heating chamber 113, produces clean gaseous hydrocarbon mixture.Dedusting is carried out in the first tornado dust collector 1161 that the gas-oil mixture of the gaseous state produced in upper strata heating chamber 113 enters into deacidification equipment 116 together with sour gas cognition, and then enter into high temperature and except in acid tower 1163, sour gas is removed, finally produce clean gaseous hydrocarbon mixture.
Step S33, elementary carbonizing production enters into lower floor's heating chamber 115 and carries out continuous high temperature heating pyrolyze, produces the solid-state charcoal of ultimate carbonizing production and gaseous state gas-oil mixture.While step S31 deacidification, the rubbish do not decomposed completely produced after heating in upper strata heating chamber 113 can enter in lower floor's heating chamber 115 heating proceeding high temperature and continue.The heat-up rate relative upper strata heating collar 1135 of lower floor's heating collar 1155 of lower floor's heating chamber 115 wants slow, mainly carries out deep decomposition in order to make the rubbish in lower floor's heating chamber 115 remain on when temperature reaches certain phase within the scope of a constant temp to rubbish.According to heating needs, temperature in lower floor's heating chamber 115 need be controlled within the scope of 180 °-800 °.The average heated time of the rubbish in cavity is made at 3 minutes within the scope of 120 minutes by modes such as the length of change lower floor heating chamber 115 and the feeding speeds of feed screw 1151.Because in lower floor's heating chamber 115 be all the rubbish do not decomposed completely, these rubbish needs the heating of higher temperature and longer time that it just can be made further to decompose, so the Heating temperature of these rubbish and heat-up time higher than upper strata heating chamber 113, longer.
Step S41, the solid-state charcoal produced in activation lower floor heating chamber 115, generates gac.The solid-state charcoal generated in lower floor's heating chamber 115 can enter in charcoal activation chamber 131 and activate after second choke 15.The outer wall in charcoal activation chamber 131 is coated with heating collar 1315, and the Heating temperature controlling heating collar 1315 regulates the activation temperature of charcoal in cavity, and activation temperature is maintained in the scope of 500-1050 DEG C.Cavity inner wall is provided with multiple spiral feeding blade 1311, the equidistant screw arrangement of this spiral feeding blade, when charcoal activation chamber 131 rotates, drives the solid-state charcoal of its inside to move towards the direction of charcoal retrieving arrangement 133 by the rotation of spiral feeding blade 1311.Control the heated time of the solid-state charcoal of inside cavity by changing mode such as charcoal the activation length in chamber 131 and the spacing of spiral feeding blade 1311 etc., soak time is maintained in the scope of 1-200 minute.
Step S43, reclaims the gaseous hydrocarbon mixture produced in the gaseous hydrocarbon mixture and lower floor's heating chamber 115 of deacidification.Rubbish can generate solid-state charcoal and the gas-oil mixture of gaseous state after lower floor's heating chamber 115 completely cracking.Solid-state charcoal is when step S41 activates solid-state charcoal, inflammable gas can be produced in charcoal activation chamber 131, the deacidify gaseous hydrocarbon mixture of the cleaning produced of these inflammable gass and the gas-oil mixture produced in lower floor heating chamber 115 and step S31 enters into oil gas together and cools that separation column 1173 is interior to be separated oil with combustible gas, and namely the flammable G&O of generation can be used as new available power.
Step S51, recovered carbon.Gac temperature after charcoal activation is very high, so be with the gac had surplus heat must be cooled it by charcoal retrieving arrangement 133.Gac after cooling can drop on and rotate on charging tray 1333, by rotating the automatic recovery that charging tray 1333 realizes gac.Rotate bottom charging tray 1333 and be provided with a spring 1335, when charcoal retrieving arrangement 133 go out that in charcoal cooler 1331, gac is many time, due to action of gravity, compress the spring 1335 rotated below charging tray 1333, make to rotate charging tray 1333 and the space gone out between charcoal cooler 1331 cavity bottom is strengthened, to strengthen discharging speed.When going out that in charcoal cooler 1331, gac is fewer, due to the restoring force effect of spring 1335, rotate charging tray 1333 up to move, seal out the outlet at bottom of charcoal cooler 1331, make discharging speed reduce even to stop discharging to seal out charcoal cooler 1331, prevent outside air and charcoal from activating gas in chamber 131 and gang up.
Compared to prior art, the method that new forms of energy are extracted in refuse disposal system 10 of the present invention and refuse treatment adopts layer-stepping process structure, and after every layer of refuse treatment respectively to have utility value product reclaim, harmful product is got rid of, therefore, it improves the quality of the finished product on the one hand, on the other hand by removing disporduct, prevents equipment from being corroded by some obnoxious flavoures and reducing the work-ing life of whole equipment.In addition, the present invention has done further extraction and recycling to the product doped with available stock produced in garbage processing procedure, all products that utilize that rubbish is produced in treating processes are thoroughly extracted separation, the maximized Product recycling utilization ratio realizing equipment.Resource remaining in treating processes has still been done further recycling by the present invention.Finally make the output capacity of equipment reach the highest, and resource consumption rate reach minimum, fundamentally reduces the processing cost of equipment, improves its economical and practical value.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within principle of the present invention, equivalent replacement and improvement etc. all should comprise within protection scope of the present invention.
Claims (8)
1. a refuse disposal system, comprise rubbish heating unit and gas-cleaning installation, rubbish heating unit comprises one first heating chamber and one second heating chamber, and gas-cleaning installation, the first heating chamber and the second heating chamber are mutually through and form an airtight cavity space, it is characterized in that:
First heating chamber is upper strata heating chamber, and the second heating chamber is lower floor's heating chamber, is provided with a first throttle device between upper strata heating chamber and lower floor's heating chamber;
First heating chamber also comprises a upper strata heating collar, and upper strata heating collar is arranged in the outside of the first heating chamber; Rubbish in the first heating chamber with electrically heated mode and heat-up rate be 10 degrees Celsius per second more than, heat-up time is 10 seconds-5 minutes, Heating temperature is 90-500 DEG C, instant heating produces sour gas, sour gas is deacidified by gas-cleaning installation, and the second heating chamber carries out high temperature continuous heating to the product after the first heating chamber heating pyrolyze;
Gas-cleaning installation comprises deacidification equipment and oil gas separation equipment, and the afterbody of the first heating chamber is connected with deacidification equipment, and the afterbody of the second heating chamber is connected with oil gas separation equipment;
This deacidification equipment and this first heating chamber gaseous hydrocarbon mixture that the first heating chamber is produced that connects directly enters in deacidification equipment; Deacidification equipment comprises the first tornado dust collector, high temperature except acid tower, and the rubbish in the first heating chamber removes acid tower and carries out dedusting and remove acid treatment through the first tornado dust collector, high temperature because adding thermogenetic gaseous hydrocarbon mixture successively; After deacidification equipment, be provided with an induced draft fan, after starting this induced draft fan, make to be negative pressure state in the first heating chamber to the space of first throttle device; The dust comprised gaseous hydrocarbon mixture or solid granule are removed after the first tornado dust collector from the gaseous hydrocarbon mixture produced in the first heating chamber, gaseous hydrocarbon mixture after process removes acid tower through high temperature again and is removed by the sour gas in gaseous hydrocarbon mixture clean, is finally delivered in oil gas separation equipment by the clean gaseous hydrocarbon mixture after process and is separated with combustible gas by oil;
This oil gas separation equipment and this second heating chamber gaseous hydrocarbon mixture that the second heating chamber is produced that connects directly enters in oil gas separation equipment;
This refuse disposal system also comprises charcoal activating apparatus, this charcoal activating apparatus comprises charcoal activation chamber, steam pipeline and charcoal retrieving arrangement, charcoal activation chamber and charcoal retrieving arrangement mutually through and form an airtight cavity space, one end of steam pipeline is positioned at charcoal activation chamber, for the carrying out of charcoal activation provides water vapor, the other end is positioned at charcoal retrieving arrangement, is delivered in charcoal activation chamber by the water vapor produced in charcoal retrieving arrangement by steam pipeline;
Second heating chamber and charcoal activate chamber and keep being connected, and second choke is provided with between the second heating chamber and charcoal activation chamber, described oil gas separation equipment comprises the second tornado dust collector and oil gas cooling separation column, second heating chamber, the second tornado dust collector, induced draft fan, oil gas cooling separation column is connected successively, after starting this induced draft fan, make to be negative pressure state in the second heating chamber to the cavity space of second choke;
This charcoal activating apparatus also comprises exhaust gas cleaner, and the rubbish in the second heating chamber, by after further thermal degradation, produces solid-state charcoal and gaseous state gas-oil mixture; Wherein, solid-state charcoal enters in charcoal activating apparatus through second choke and carries out activation treatment, and the dust comprised in gaseous hydrocarbon mixture or solid granule are removed by the second tornado dust collector, then the clean gaseous hydrocarbon mixture after process is delivered to oil gas cooling separation column and oil is separated with combustible gas; Be delivered to oil gas cooling separation column after the gaseous hydrocarbon mixture that solid-state charcoal produces when activating is purified by exhaust gas cleaner to be separated.
2. refuse disposal system as claimed in claim 1, it is characterized in that: comprise an opening for feed and in this first heating chamber and become feed screw, become feed screw and be provided with multiple rotary blade, rubbish enters into after in the first heating chamber, carry out forward impelling feeding by becoming feed screw, the two adjacent rotary blade spacing become on feed screw change the volume change after being heated to rubbish in the first heating chamber and are directly proportional.
3. refuse disposal system as claimed in claim 1, is characterized in that: rubbish is 3-120 minute in rubbish heat-up time of the second heating chamber, and Heating temperature is 180-800 DEG C.
4. refuse disposal system as claimed in claim 1, is characterized in that: in this charcoal activation chamber, the activation temperature of charcoal is 500-1050 DEG C, and soak time is 1-200 minute.
5. refuse disposal system as claimed in claim 4, is characterized in that: the volume in this charcoal activation chamber is all greater than the volume of the first heating chamber and the second heating chamber.
6. refuse disposal system as claimed in claim 1, is characterized in that: this charcoal retrieving arrangement comprises charcoal cooler, rotates charging tray and a spring; Going out charcoal cooler is a cylindrical cavity structure, rotate the cavity bottom that charging tray is positioned at charcoal cooler, and go out the internal diameter of charcoal cooler and rotate the equal diameters of charging tray, making to rotate charging tray in an initial condition can be embedded in the cavity of charcoal cooler, seals the bottom going out charcoal cooler; One end of spring fixes on the ground, and the other end is fixed on the place of bottom center rotating charging tray, by rotating the automatic recovery of charging tray realization to gac.
7. refuse disposal system as claimed in claim 6, it is characterized in that: the water of interlayer built with liquid state going out charcoal cooler of this charcoal retrieving arrangement, after being with the gac had surplus heat to enter to out charcoal cooler, water in interlayer can enter into out in the spiral tube in charcoal cooler, and by the water in spiral tube, gac is cooled, be delivered in delivery of steam straight tube after the liquid water in spiral tube being become water vapor simultaneously.
8. a method for new forms of energy is extracted in refuse treatment, it is characterized in that: comprise the following steps:
S1, sends into rubbish to the first heating chamber;
S2, upper strata heating collar carries out instant heating to the rubbish in the first heating chamber, rubbish in the first heating chamber with electrically heated mode and heat-up rate be 10 degrees Celsius per second more than, heat-up time is 10 seconds-5 minutes, Heating temperature is 90-500 DEG C, instant heating cracking, produces sour gas, gaseous hydrocarbon mixture and elementary carbonizing production;
S3, elementary carbonizing production enters into the second heating chamber and carries out continuous high temperature heating pyrolyze, produces the solid-state charcoal of ultimate carbonizing production and gaseous state gas-oil mixture;
S4, dedusting is carried out in the first tornado dust collector that the gaseous hydrocarbon mixture produced in step S2 enters deacidification equipment together with sour gas, and then enter into high temperature except in acid tower, remove the sour gas produced in the first heating chamber, produce clean gaseous hydrocarbon mixture, wherein, start the induced draft fan of deacidification equipment, be negative pressure state in the space making to be provided with between the first heating chamber to the first heating chamber and the second heating chamber first throttle device, the dust comprised gaseous hydrocarbon mixture or solid granule are removed after the first tornado dust collector from the gaseous hydrocarbon mixture produced in the first heating chamber, gaseous hydrocarbon mixture after process removes acid tower through high temperature again and is removed by the sour gas in gaseous hydrocarbon mixture clean, the oil gas clean gaseous hydrocarbon mixture after process being delivered to oil gas separation equipment cools in separation column and is separated with combustible gas by oil,
S5, the solid-state charcoal produced in step S3 enters charcoal activation chamber through second choke and activates, second heating chamber, the second tornado dust collector, induced draft fan, oil gas cooling separation column is connected successively, after starting this induced draft fan, can make to be negative pressure state in lower floor's heating chamber to the cavity space of second choke; Solid-state charcoal produces gaseous hydrocarbon mixture and is with the gac had surplus heat after charcoal activation chamber activation;
S6, the dust comprised in the gaseous hydrocarbon mixture produced in step S3 or solid granule are removed by the second tornado dust collector of oil gas separation equipment, and oil is separated with combustible gas by the oil gas cooling the separation column then clean gaseous hydrocarbon mixture after process being delivered to oil gas separation equipment; The oil gas cooling separation column being delivered to oil gas separation equipment after the gaseous hydrocarbon mixture produced in step S5 is purified by exhaust gas cleaner is separated; And
The gac that S7, step S5 produce cools rear recovery by charcoal retrieving arrangement to it.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3055686B1 (en) * | 1999-03-15 | 2000-06-26 | 川崎重工業株式会社 | Method and apparatus for producing activated carbide |
| CN201010525Y (en) * | 2007-03-09 | 2008-01-23 | 钟顺乃 | Active carbon preparing equipment |
| CN201277557Y (en) * | 2008-09-28 | 2009-07-22 | 浙江汉洁能源环保工程有限公司 | Thermal decomposition apparatus for organic waste |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11315283A (en) * | 1999-02-22 | 1999-11-16 | Seisei Kogyo Kk | Method for drying and carbonizing water-containing organic waste |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3055686B1 (en) * | 1999-03-15 | 2000-06-26 | 川崎重工業株式会社 | Method and apparatus for producing activated carbide |
| CN201010525Y (en) * | 2007-03-09 | 2008-01-23 | 钟顺乃 | Active carbon preparing equipment |
| CN201277557Y (en) * | 2008-09-28 | 2009-07-22 | 浙江汉洁能源环保工程有限公司 | Thermal decomposition apparatus for organic waste |
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