CN106642146B - A kind of rubbish air-dries processing system and method - Google Patents
A kind of rubbish air-dries processing system and method Download PDFInfo
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- CN106642146B CN106642146B CN201710108578.2A CN201710108578A CN106642146B CN 106642146 B CN106642146 B CN 106642146B CN 201710108578 A CN201710108578 A CN 201710108578A CN 106642146 B CN106642146 B CN 106642146B
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 235
- 238000012545 processing Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims description 18
- 238000007605 air drying Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 238000003672 processing method Methods 0.000 claims abstract description 7
- 238000009826 distribution Methods 0.000 claims description 139
- 238000001816 cooling Methods 0.000 claims description 31
- 230000007246 mechanism Effects 0.000 claims description 22
- 238000002156 mixing Methods 0.000 claims description 20
- 230000008901 benefit Effects 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 7
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 4
- 238000000197 pyrolysis Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 9
- 239000002699 waste material Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007723 transport mechanism Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000149 chemical water pollutant Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 239000002906 medical waste Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
- F26B21/086—Humidity by condensing the moisture in the drying medium, which may be recycled, e.g. using a heat pump cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/04—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment drying
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/028—Arrangements for the supply or exhaust of gaseous drying medium for direct heat transfer, e.g. perforated tubes, annular passages, burner arrangements, dust separation, combined direct and indirect heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
- F26B11/0463—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall
- F26B11/0477—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum
- F26B11/0481—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum the elements having a screw- or auger-like shape, or form screw- or auger-like channels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/10—Drying by heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/10—Waste heat recuperation reintroducing the heat in the same process, e.g. for predrying
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/04—Garbage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of rubbish to air-dry processing system, including low temperature dry-air blast device for making and rubbish air drying treatment device connected to it.Rubbish air drying treatment device includes that the first rubbish air-dries cylinder, its inner wall is equipped with the first spiral material rotating plate, the first spiral material rotating plate overturns under the rotation that the first rubbish air-dries cylinder and promotes rubbish mobile, the air inlet that first rubbish air-dries cylinder is connected with low temperature dry-air blast device for making, and its low temperature dry-air blast air-dries the blowout of cylinder axial direction along the first rubbish, the traffic direction of low temperature dry-air blast and the direction of propulsion of rubbish are identical.It further include that the second rubbish air-dries cylinder, the traffic direction which air-dries low temperature dry-air blast in cylinder is opposite with the direction of propulsion of wherein rubbish.Invention additionally discloses the processing methods that the rubbish air-dries processing system.The present invention using high-temperature tail gas is hot air source, natural wind is to mend wind low temperature dry-air blast is made, and low temperature dry-air blast is dehydrated garbage raw material and air-dries, and is not only conducive to storage transport, but also to improve refuse pyrolysis efficiency, environmental protection feasible.
Description
Technical field
The present invention relates to rubbish preconditioning technique fields, air-dry processing system and method more particularly to a kind of rubbish.
Background technique
China's domestic waste per capita annual output oneself reach 500 kilograms or so, and every year with 8% to 10% speed
Increase.Rubbish total amount increases considerably mainly due to caused by the increase of city size, city numbers and urban population.City
City's Municipal Solid-state Garbage-disposal Facilities are the important civilian infrastructures in city, are the important composition portions of urban public environment Health System
Point, it is related to the civilization degree in a city and the vital interests of broad masses of the people.China is used for Municipal Solid-state Garbage-disposal Facilities
Although investment increase year by year, domestic garbage was harmlessly treated efficiency is still very low, rubbish processing to be harmless technology and facility
Shortage have become pollution environment, restrict development social concern.
In existing garbage processing procedure, in order to guarantee that house refuse reaches the moisture content burned into furnace and calorific value requirement,
China's refuse-burning plant uses stacking alcoholization pretreating process mostly, and crude waste was fermented by stacking in 5 to 7 days, is made
House refuse alcoholization dehydration reaches into furnace requirement reluctantly.And stacking alcoholization technique needs frequent batch turning just to can guarantee dehydrating effect, more
So that employee work amount is heavy, management difficulty is big, and trash repository working environment is dangerous severe.Nonetheless, the pre- place of alcoholization is stacked
Science and engineering skill has been simply to ensure that the minimum requirements of " can burn up ", and the economic benefit of power generation by waste combustion is still poor.How efficiently
It is rapidly dehydrated for crude waste, this is the important topic for perplexing China's house refuse generation technology and promoting.
On the basis of above-mentioned background technique, the present invention is exactly to found the new rubbish of one kind to air-dry processing system and method,
It is carried out dehydrating it to garbage raw material using high-temp waste gas, makes the rubbish after air-drying be easy to stack, improve environment, improve rubbish
Rubbish generating efficiency.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of rubbish to air-dry processing system, makes it using high-temp waste gas to rubbish
Rubbish raw material is carried out dehydrating, to solve the problems in existing garbage processing procedure.
In order to solve the above technical problems, the present invention provides a kind of air-dried processing system of rubbish, including low temperature dry-air blast produces dress
Set with rubbish air drying treatment device connected to it,
The rubbish air drying treatment device includes that the first rubbish air-dries cylinder, and the inner wall that first rubbish air-dries cylinder is equipped with
First spiral material rotating plate, first rubbish air-dry cylinder and rotate under the action of motor and gear, and described first spirally turns over
Flitch overturns under the rotation that first rubbish air-dries cylinder and promotes rubbish mobile, and first rubbish air-dries the air inlet of cylinder
It is connected with the low temperature dry-air blast device for making, the low temperature dry-air blast that the low temperature dry-air blast device for making is produced is along the first rubbish wind
Dry cylinder axial direction blowout, and the traffic direction of the low temperature dry-air blast is identical as the direction of propulsion of the rubbish.
As an improvement of the present invention, the rubbish air drying treatment device further includes that the second rubbish air-dries cylinder, and described the
The garbage inlet that two rubbish air-dry cylinder is connected with the rubbish discharge port that first rubbish air-dries cylinder, and second rubbish air-dries
The inner wall of cylinder is equipped with the second spiral material rotating plate, and second rubbish air-dries cylinder and rotates under the action of motor and gear, institute
It states the second spiral material rotating plate to overturn under the rotation that second rubbish air-dries cylinder and promote rubbish mobile, second rubbish
The air inlet for air-drying cylinder is connected with the low temperature dry-air blast device for making, and second rubbish air-dries the operation of low temperature dry-air blast in cylinder
Direction is opposite with the direction of propulsion of wherein rubbish.
It is further improved, second rubbish air-dries cylinder and is arranged in parallel in the lower section that first rubbish air-dries cylinder, described
First rubbish air-dry cylinder and the second rubbish air-dry low temperature dry-air blast in cylinder traffic direction it is identical, first rubbish air-dries cylinder and the
The rubbish direction of propulsion that two rubbish air-dry in cylinder is opposite.
It being further improved, the low temperature dry-air blast device for making includes cold-hot wind exchange mechanism and air distribution mechanism,
The cold-hot wind exchange mechanism includes outer housing and the cold air duct that is set to inside the outer housing, the shell
Body includes the cold air inlet communicated with the cold air duct and cold wind air outlet and is set on the shell body sidewall
Outside hot air inlet and hot air outlet, the hot air inlet and hot air outlet and the outer housing and the cold air duct
Hot-air channel between side wall communicates, the hot air outlet and first rubbish air-dry cylinder and the second rubbish air-dry cylinder into
Air port is connected, and the outer housing lower part is equipped with the first condensed water water outlet；
The air distribution mechanism includes the air distribution pipeline being connected with the cold wind air outlet on the outer housing, the aid distributing pipe
It is provided with air-introduced machine on road, the other end of the air distribution pipeline is connected on the hot wind air supply line before the hot air inlet.
It is further improved, more cold air ducts disposed in parallel is equipped with inside the outer housing.
It is further improved, it further includes the cooling exchange being arranged on the air distribution pipeline that the rubbish, which air-dries processing system,
Device, the cooling exchanger include the cold wind mend wind passage matching wind chilling channel and adjoining each other with it, described logical with air cooling
Road is communicated with the air distribution air inlet of the cooling exchanger and air distribution air outlet, and the cold wind mend wind passage is exchanged with the cooling
The benefit wind air inlet and benefit wind air outlet of device communicate, and the benefit wind air outlet is connected with the cold air inlet, the cooling
Exchanger lower part is equipped with the second condensed water water outlet.
It is further improved, the cooling exchanger uses plate heat exchanger structure.
It is further improved, the first air distribution of the air distribution air outlet connection is in charge of to be in charge of with the second air distribution, first air distribution
It is in charge of the first air distribution outlet and the second air distribution outlet that the other end being in charge of with the second air distribution is connected to the hot wind air supply line
Place.
It is further improved, is additionally provided with distributor, the hot wind outlet air on the hot wind air supply line before the hot air inlet
Mouthful place is equipped with mixing tank, is additionally provided with connecting pipe between the mixing tank and the distributor, and the connecting pipe is equipped with the
Three air distribution outlets connect third air distribution and are in charge of between the third air distribution outlet and the air distribution air outlet, the outlet air of the mixing tank
Mouth is connected with the air inlet that first rubbish air-dries cylinder and the air-dried cylinder of the second rubbish.
It being further improved, first air distribution is in charge of, is equipped with air-introduced machine on the second air distribution air hose and third air distribution air hose,
The air-introduced machine is driven by decelerating motor respectively.
The present invention also provides a kind of rubbish for air-drying processing system using above-mentioned rubbish to air-dry processing method, the method packet
Include following steps:
It (1) is to mend wind using high-temperature tail gas as hot air source, natural wind, it is dry to produce low temperature by the low temperature dry-air blast device for making
Wind；
Wherein, the hot air source enters from the hot wind air supply line, respectively in first air distribution outlet and the second air distribution
Supplying is in charge of the air distribution for being in charge of discharge with the second air distribution from first air distribution at mouthful, subsequently into the cold-hot wind exchange mechanism
After be dehydrated from the hot air outlet be discharged；The natural wind enters from the benefit wind air inlet, by the cooling exchanger
Cold wind mend wind passage after, be discharged into the cold air inlet from the benefit wind air outlet, subsequently into the cold-hot wind hand over
The cold air duct changed planes in structure, then enter after the cold wind air outlet discharge air distribution air inlet of the cooling exchanger, warp
Spend matching with second with being discharged into first air distribution from air distribution air outlet after wind chilling channel and be in charge of for the cooling exchanger
Wind is in charge of；
(2) the low temperature dry-air blast produced using step (1) carries out wind to garbage raw material by the rubbish air drying treatment device
Dry rubbish is made in dry-cure；
Wherein, the low temperature dry-air blast air-dries the direction of propulsion phase of the traffic direction and its rubbish in cylinder in first rubbish
Together, traffic direction of the low temperature dry-air blast in the air-dried cylinder of second rubbish is opposite with the direction of propulsion of its rubbish.
It is further improved, the rubbish air-dries in process method step (1) further include:
The dry-air blast being discharged from the hot air outlet enters in the mixing tank, is incorporated at the third air distribution outlet from institute
It states third air distribution and is in charge of the air distribution of discharge and also enter in the mixing tank, after the dry-air blast and air distribution mix in the mixing tank
The low temperature dry-air blast obtained is discharged.
It is further improved, the air distribution of hot wind and air distribution ratio is 1:1~1.5, second air distribution at first air distribution outlet
The air distribution of hot wind and air distribution ratio is 1:2~2.7 at mouthful, and the air distribution ratio of hot wind and air distribution is 1:2.5 at the third air distribution outlet
~3.5.
It is further improved, the hot wind that hot air source is temperature up to 120 DEG C or more, humidity up to 30~40% in the step (1),
Low temperature dry-air blast obtained is 45~75 DEG C of temperature, humidity 8~15%；
The garbage raw material used in step (2) is greater than 45% wet refuse for moisture content, and dry msw water content obtained is 8
~15%.
By adopting such a design, the present invention has at least the following advantages:
1, the present invention drives rubbish to stir by air-drying cylinder rotation using rubbish, and utilizes the low temperature dry-air blast band being axially blown into
The moisture in rubbish is walked, keeps the air-dried efficiency of rubbish significant, is conducive to waste deposit, improves Environment of Rubbish Sites, and improve subsequent rubbish
Rubbish burns or the efficiency of pyrolysis.
2, the present invention is air-dried in cylinder by air-drying cylinder using about two rubbish disposed in parallel especially with the second rubbish
The low temperature dry-air blast traffic direction working principle opposite with rubbish direction of propulsion can further improve the air-dried effect of final rubbish
Fruit.
3, the present invention by cold-hot wind exchange mechanism using hot air source to the cold after wherein hydrogenesis principle to hot air source
In moisture removed, be additionally favorable for making hot air source be prepared into qualified low temperature to the cold wind for configuring different proportion in hot air source
Dry-air blast, in case subsequent rubbish air-dries used in processing.
4, the present invention is by setting cooling exchanger, and further the moisture in wind air distribution is mended in removing, makes to be mixed into hot air source
Air distribution be dry-air blast, further producing conducive to low temperature dry-air blast.
5, the present invention also by setting three air distributions be in charge of with three air distribution outlets, make cold-hot wind proportion can flexible modulation,
Conducive to the control to the low temperature dry-air blast temperature humidity finally produced, the accuracy that the rubbish air-dries processing system is improved.
Rubbish of the present invention air-dries that processing system overall structure is simple, day processing quantity of refuse is up to 10000 tons, high-efficiency environment friendly,
Conducive to popularization.
Detailed description of the invention
The above is merely an overview of the technical solutions of the present invention, in order to better understand the technical means of the present invention, below
In conjunction with attached drawing, the present invention is described in further detail with specific embodiment.
Fig. 1 is the overall structure diagram that rubbish of the present invention air-dries processing system.
Fig. 2 is the structural schematic diagram of low temperature dry-air blast device for making in the present invention.
Fig. 3 is the internal sectional schematic diagram of cold-hot wind exchange mechanism in the present invention.
Fig. 4 is the structural schematic diagram of rubbish air drying treatment device in the present invention.
Fig. 5 is the lateral schematic cross-sectional view that rubbish air-dries cylinder in the present invention.
Specific embodiment
Referring to shown in attached drawing 1, rubbish of the present invention air-dries processing system, including low temperature dry-air blast device for making 100 and connects with it
The rubbish air drying treatment device 200 connect.
Referring to shown in attached drawing 2, which includes cold-hot wind exchange mechanism 11 and air distribution mechanism.
The cold-hot wind exchange mechanism 11 includes outer housing 20 and the cold air duct 21 being set to inside the outer housing 20, this is outer
Shell 20 includes the cold air inlet 3 communicated with the cold air duct 21 and cold wind air outlet 4 and is set to 20 side of outer housing
Hot air inlet 17 and hot air outlet (at the back side of the cold-hot wind exchange mechanism 11, being not shown in the figure) on wall, the hot wind
Hot-air channel 22 between air inlet 17 and hot air outlet and 21 lateral wall of the outer housing 20 and cold air duct communicates, and this is outer
20 lower part of shell is additionally provided with the first condensed water water outlet 13.Preferred embodiment is to be equipped with more inside the outer housing 20 and set in parallel
The cold air duct 21 set, to improve the contact surface of cold-hot wind, as shown in Fig. 3.
The air distribution mechanism includes the air distribution pipeline being connected with the cold wind air outlet 4 on the outer housing 20, the air distribution pipeline
On be provided with air-introduced machine, the other end of the air distribution pipeline is connected on the hot wind air supply line 15 before the hot air inlet 17.
Cold wind enters in cold air duct 21 under the action of air-introduced machine from cold air inlet 3 in this way, and hot air source is supplied from hot wind
It is entered in the hot-air channel 22 inside cold-hot wind exchange mechanism in air piping 15 through hot air inlet 17, then hot wind is logical in hot wind
Encounter after the lateral wall of cold air duct that wherein moisture condenses into water to the cold in road, condensed water is flowed from the first condensed water water outlet 13
Out, achieve the purpose that remove moisture in hot air source；There are also the cold wind to introduce hot wind through air distribution pipeline after the extraction of cold wind air outlet 4
In air supply line 15, cold-hot wind allotment is realized, achieve the purpose that reduce hot wind source temperature.
Preferred embodiment is, referring to shown in attached drawing 2, which further includes being arranged in the aid distributing pipe
Cooling exchanger 12 on road supplies in favor of to the further cooling and dewatering of cold wind being discharged, making to reach hot wind from cold wind air outlet 4
Air distribution in air piping is dry-air blast.Specific structure is that the cooling exchanger 12 uses plate heat exchanger structure comprising with air-cooled
But channel and the cold wind mend wind passage to adjoin each other with it, should be with the air distribution air inlet of wind chilling channel and the cooling exchanger 12
5 and air distribution air outlet 6 communicate, the benefit wind air inlet 1 of the cold wind mend wind passage and the cooling exchanger 12 and mend 2 phase of wind air outlet
Logical, which is connected with the cold air inlet 3, which is equipped with the second condensed water water outlet
18。
The air distribution air outlet 6 connects the first air distribution and is in charge of and is in charge of with the second air distribution in the present invention, first air distribution be in charge of and
The other end that second air distribution is in charge of is connected at the first air distribution outlet 7 and the second air distribution outlet 8 of the hot wind air supply line 15, this
Sample is conducive to hot wind cooling by the air distribution proportion adjustment of different air distribution outlets and temperature is easy to adjust controllable.
In order to further control the temperature and humidity of finally obtained low temperature dry-air blast, the hot wind before the hot air inlet 17 is supplied
It is additionally provided with distributor 16 in air piping 15, mixing tank 19 is equipped at the hot air outlet, the outlet of the mixing tank 19 is final system
The low temperature dry-air blast air outlet 10 taken.It is additionally provided with connecting pipe between the mixing tank 19 and the distributor 16, is set in the connecting pipe
There is third air distribution outlet 9, third air distribution is connected between the third air distribution outlet 9 and the air distribution air outlet 6 and is in charge of.And first air distribution point
It is distributed with air-introduced machine on pipe, the second air distribution air hose and third air distribution air hose, air-introduced machine is driven by decelerating motor respectively, then sharp
In controlling different cold-hot wind air distribution ratios in different air distribution outlets.
The high-temperature tail gas that waste incinerator or pyrolysis gasification furnace generate can be used in hot air source in the low temperature dry-air blast device for making,
Cold wind source uses natural wind, it can be achieved that temperature up to 120 DEG C or more, humidity up at the cooling and dewatering of 30~40% hot air source
Reason, final that the low temperature dry-air blast that temperature is 45~75 DEG C, humidity is 8~15% is made, which carries out rubbish wind
Rubbish is air-dried in dry-cure device.
In order to save the occupied area of the low temperature dry-air blast device for making, the cold-hot wind exchange mechanism 11, hot wind air supply line
On distributor 16 and mixing tank 19 and cooling exchanger 12 mode be vertically stacked using support platform 14 be arranged, such as attached drawing 2
Shown, space utilization is reasonable, and device structure is compact, area occupied is small.
Referring to shown in attached drawing 4, which includes that the first rubbish air-dries cylinder 30, the first rubbish wind
The inner wall of dry cylinder 30 is equipped with the first spiral material rotating plate 40, which air-dries cylinder 30 and revolve under the action of motor and gear
Turn, which overturns under the rotation that first rubbish air-dries cylinder 30 and promote rubbish mobile, such as rubbish
Enter the first rubbish from feed inlet 33 to air-dry in cylinder 30, be promoted under the rotation that first rubbish air-dries cylinder 30 to its discharge port 34
(double-head arrow direction in such as attached drawing 4).The air inlet 32 that first rubbish air-dries cylinder 30 is low with the low temperature dry-air blast device for making 100
Warm dry-air blast air outlet 10 is connected, and the low temperature dry-air blast which produces air-dries 30 axis of cylinder along first rubbish
(single arrow direction in such as attached drawing 4) is blown out to direction, and the traffic direction of the low temperature dry-air blast is identical as the direction of propulsion of the rubbish.
More excellent embodiment are as follows: the rubbish air drying treatment device 200 further includes that the second rubbish air-dries cylinder 31, the second rubbish wind
The garbage inlet 35 of dry cylinder 31 is connected with the rubbish discharge port 34 that first rubbish air-dries cylinder 30, which air-dries cylinder 31
Inner wall be equipped with the second spiral material rotating plate, which air-dries cylinder 31 and rotates under the action of motor and gear, this
Two spiral material rotating plates overturn under the rotation that second rubbish air-dries cylinder 31 and promote rubbish mobile, if rubbish is from garbage feeding
Mouth 35 enters the second rubbish and air-dries in cylinder 31, promotes under the rotation that second rubbish air-dries cylinder 31 to its rubbish discharge port 37
(double-head arrow direction in such as attached drawing 4).The air inlet that second rubbish air-dries the air inlet of cylinder 31 and the first rubbish air-dries cylinder 30 exists
Ipsilateral to be connected with the low temperature dry-air blast air outlet 10 of the low temperature dry-air blast device for making 100, then second rubbish air-dries low in cylinder 31
The traffic direction (such as single arrow direction in attached drawing 4) of warm dry-air blast with the direction of propulsion of wherein rubbish on the contrary, further strengthen
The removing of moisture in rubbish, makes the rubbish obtained become dry rubbish.More excellent to be set as, which air-dries cylinder and the second rubbish
The edge that rubbish air-dries spiral material rotating plate in cylinder is provided with flanging 41, increases the contact area of rubbish Yu low temperature dry-air blast, mentions
High garbage dewatering efficiency, as shown in Fig. 5.
In order to equipment arrangement reasonability and save floor occupying area, second rubbish air-dry cylinder 31 be set to first rubbish
The lower section of cylinder 30 is air-dried, the two is arranged in parallel using fixed about 38 bracket.Such first rubbish air-dries cylinder 30 and the second rubbish
The traffic direction for air-drying low temperature dry-air blast in cylinder 31 is identical, air-dries cylinder 30 from first rubbish and the second rubbish air-dries what cylinder 31 passed through
The band moisture bearing gas for absorbing moisture in rubbish is discharged from gas discharge outlet 36.First rubbish air-dries cylinder 30 and the second rubbish wind
Rubbish direction of propulsion in dry cylinder 31 is then on the contrary, rubbish successively air-dries cylinder 30 and the by the first rubbish after the entrance of feed inlet 33
Two rubbish air-dry cylinder 31 and are finally discharged from rubbish discharge port 37.
It further includes rubbish pretreatment grinding device and rubbish feeding device that the rubbish, which air-dries processing system,.Rubbish pretreatment
Grinding device, for the bale broken of rubbish, sorting and pulverization process；The rubbish feeding device includes waste transport mechanism 39, the rubbish
The outlet of the import of rubbish transmission mechanism 39 and the rubbish pretreatment grinding device connect, the outlet of the waste transport mechanism 39 and this
The feed inlet 33 that first rubbish air-dries cylinder 30 connects.
Processing method is air-dried using the rubbish that above-mentioned rubbish air-dries processing system to include the following steps:
It (1) is to mend wind using high-temperature tail gas as hot air source, natural wind, it is dry to produce low temperature by the low temperature dry-air blast device for making
Wind.
Wherein, which enters from the hot wind air supply line 15, respectively in first air distribution outlet 7 and the second air distribution outlet 8
Place's supplying is in charge of the air distribution for being in charge of discharge with the second air distribution from first air distribution, takes off subsequently into after the cold-hot wind exchange mechanism 11
Water is discharged from the hot air outlet；The natural wind enters from the benefit wind air inlet 1, mends wind by the cold wind of the cooling exchanger 12
Behind channel, it is discharged into the cold air inlet 3 from the benefit wind air outlet 2, subsequently into cold in the cold-hot wind exchange mechanism 11
Air piping, then exchanged into the air distribution air inlet 5 of the cooling exchanger 12 by the cooling after the cold wind air outlet 4 discharge
Device 12 is in charge of with being discharged into first air distribution from air distribution air outlet 6 after wind chilling channel and be in charge of with the second air distribution.
Further on the basis of including third air distribution outlet 9 and third air distribution is in charge of, what is be discharged from the hot air outlet is dry
Wind enters in the mixing tank 19, and it is also mixed into this that the air distribution for being in charge of discharge from the third air distribution is incorporated at the third air distribution outlet 9
In mould assembling 19, final low temperature dry-air blast obtained is discharged in the dry-air blast and air distribution after mixing in the mixing tank 19.
Specific cold-hot wind air distribution ratio are as follows: the air distribution of hot wind and air distribution ratio is 1:1~1.5 at the first air distribution outlet, and second matches
The air distribution of hot wind and air distribution ratio is 1:2~2.7 at air port, at third air distribution outlet the air distribution ratio of hot wind and air distribution be 1:2.5~
3.5。
(2) the low temperature dry-air blast produced using step (1) carries out garbage raw material by the rubbish air drying treatment device air-dried
Processing, is made dry rubbish.
Wherein, which air-dries the direction of propulsion phase of the traffic direction and its rubbish in cylinder 30 in first rubbish
Together, traffic direction of the low temperature dry-air blast in the air-dried cylinder 31 of second rubbish is opposite with the direction of propulsion of its rubbish.
The present invention introduces high-temperature tail gas using low-temperature air-drying device for making, deploys natural wind, drops to the high-temperature tail gas
Temperature processing, and to the moisture removal in natural wind and high-temperature tail gas, producing for low temperature dry-air blast is realized, also by low temperature dry-air blast to rubbish
The dehydration that rubbish air-dries rubbish in cylinder air-dries, and realizes the air-dried processing of rubbish, is able to achieve the wind for being greater than 45% wet refuse to moisture content
Dry-cure, the dry rubbish that final obtained moisture content is 8~15%.
It is contour that the air-dried processing system of rubbish of the present invention can be used for Fresh Life rubbish, medical waste, aging rubbish or sludge
The air-dried processing of humidity rubbish makes discarded thermal energy obtain resource using the high-temperature tail gas of incinerator discharge as hot air source
Change and recycles, it is energy saving, and new refuse may be implemented show up to be dehydrated, do not have to stack alcoholization, does not generate stench, do not analyse
Percolate out has subtracted the processing links of landfill leachate, improves the working environment of destructor plant, and the rubbish of desiccation is not only just
It is transported in storage, and the landfill soil after dried disinfecting backfills dump pit again, can thoroughly solve water air pollution hidden danger, energy-saving ring
It protects.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, this
Field technical staff makes a little simple modification, equivalent variations or modification using the technology contents of the disclosure above, all falls within this hair
In bright protection scope.
Claims (12)
1. a kind of rubbish air-dries processing system, which is characterized in that including low temperature dry-air blast device for making and rubbish wind connected to it
Dry-cure device,
The rubbish air drying treatment device includes that the first rubbish air-dries cylinder, and the inner wall that first rubbish air-dries cylinder is equipped with first
Spiral material rotating plate, first rubbish air-dry cylinder and rotate under the action of motor and gear, the first spiral material rotating plate
It is overturn under the rotation that first rubbish air-dries cylinder and promotes rubbish mobile, first rubbish air-dries air inlet and the institute of cylinder
It states low temperature dry-air blast device for making to be connected, the low temperature dry-air blast that the low temperature dry-air blast device for making is produced air-dries cylinder along first rubbish
Axial direction blowout, and the traffic direction of the low temperature dry-air blast is identical as the direction of propulsion of the rubbish；
The rubbish air drying treatment device further include the second rubbish air-dry cylinder, second rubbish air-dry cylinder garbage inlet with
The rubbish discharge port that first rubbish air-dries cylinder is connected, and the inner wall that second rubbish air-dries cylinder is equipped with second and spirally turns over
Flitch, second rubbish air-dry cylinder and rotate under the action of motor and gear, and the second spiral material rotating plate is described the
It is overturn under the rotation of the air-dried cylinder of two rubbish and promotes rubbish mobile, second rubbish air-dries the air inlet of cylinder and the low temperature is done
Wind device for making is connected, and second rubbish air-dries the direction of propulsion phase of the traffic direction and wherein rubbish of low temperature dry-air blast in cylinder
Instead；
The low temperature dry-air blast device for making includes cold-hot wind exchange mechanism and air distribution mechanism,
The cold-hot wind exchange mechanism includes outer housing and the cold air duct that is set to inside the outer housing, the outer housing packet
The hot wind for including the cold air inlet communicated with the cold air duct and cold wind air outlet and being set on the shell body sidewall
Air inlet and hot air outlet, the hot air inlet and hot air outlet and the outer housing and the cold air duct lateral wall
Between hot-air channel communicate, the hot air outlet and first rubbish air-dry cylinder and the second rubbish air-dries the air inlet of cylinder
It is connected, and the outer housing lower part is equipped with the first condensed water water outlet；
The air distribution mechanism includes the air distribution pipeline being connected with the cold wind air outlet on the outer housing, on the air distribution pipeline
It is provided with air-introduced machine, the other end of the air distribution pipeline is connected on the hot wind air supply line before the hot air inlet.
2. rubbish according to claim 1 air-dries processing system, which is characterized in that second rubbish air-dries cylinder and sets in parallel
It is placed in the lower section that first rubbish air-dries cylinder, first rubbish air-dries cylinder and the second rubbish air-dries the fortune of low temperature dry-air blast in cylinder
Line direction is identical, and it is opposite that first rubbish air-dries the rubbish direction of propulsion that cylinder and the second rubbish air-dry in cylinder.
3. rubbish according to claim 1 air-dries processing system, which is characterized in that be equipped with more inside the outer housing and put down
The cold air duct of row setting.
4. rubbish according to claim 3 air-dries processing system, which is characterized in that the rubbish air-dries processing system and also wraps
Include the cooling exchanger being arranged on the air distribution pipeline, the cooling exchanger includes mutually adjacent with wind chilling channel and with it
The cold wind mend wind passage connect, the air distribution air inlet and air distribution air outlet phase with wind chilling channel and the cooling exchanger
Logical, the cold wind mend wind passage is communicated with the benefit wind air inlet of the cooling exchanger and benefit wind air outlet, the benefit wind outlet air
Mouth is connected with the cold air inlet, and the cooling exchanger lower part is equipped with the second condensed water water outlet.
5. rubbish according to claim 4 air-dries processing system, which is characterized in that the cooling exchanger is changed using board-like
Hot device structure.
6. rubbish according to claim 4 air-dries processing system, which is characterized in that the air distribution air outlet connection first is matched
Wind is in charge of to be in charge of with the second air distribution, and first air distribution is in charge of the other end being in charge of with the second air distribution and is connected to the hot wind
At the first air distribution outlet and the second air distribution outlet of air supply line.
7. rubbish according to claim 6 air-dries processing system, which is characterized in that the hot wind before the hot air inlet supplies
It is additionally provided with distributor in air piping, is equipped with mixing tank at the hot air outlet, between the mixing tank and the distributor also
Equipped with connecting pipe, the connecting pipe is equipped with third air distribution outlet, between the third air distribution outlet and the air distribution air outlet
Connection third air distribution is in charge of, and the air outlet of the mixing tank and the air-dried cylinder of first rubbish and the second rubbish air-dry the air inlet of cylinder
Mouth is connected.
8. rubbish according to claim 7 air-dries processing system, which is characterized in that first air distribution is in charge of, second matches
It is equipped with air-introduced machine on wind air hose and third air distribution air hose, the air-introduced machine is driven by decelerating motor respectively.
9. a kind of application rubbish that such as the described in any item rubbish of claim 6 to 8 air-dry processing system air-dries processing method,
It is characterized in that, described method includes following steps:
(1) it is to mend wind using high-temperature tail gas as hot air source, natural wind, low temperature dry-air blast is produced by the low temperature dry-air blast device for making；
Wherein, the hot air source enters from the hot wind air supply line, respectively at first air distribution outlet and the second air distribution outlet
Supplying is in charge of the air distribution for being in charge of discharge with the second air distribution from first air distribution, takes off subsequently into after the cold-hot wind exchange mechanism
Water is discharged from the hot air outlet；The natural wind enters from the benefit wind air inlet, by the cold of the cooling exchanger
After wind mend wind passage, it is discharged into the cold air inlet from the benefit wind air outlet, subsequently into the cold-hot wind interchanger
Cold air duct in structure, then into the air distribution air inlet of the cooling exchanger after cold wind air outlet discharge, by institute
State being in charge of and the second air distribution point with being discharged into first air distribution from air distribution air outlet after wind chilling channel for cooling exchanger
Pipe；
(2) the low temperature dry-air blast produced using step (1) carries out garbage raw material by the rubbish air drying treatment device to air-dry place
Reason, is made dry rubbish；
Wherein, traffic direction of the low temperature dry-air blast in the air-dried cylinder of first rubbish is identical as the direction of propulsion of its rubbish,
Traffic direction of the low temperature dry-air blast in the air-dried cylinder of second rubbish is opposite with the direction of propulsion of its rubbish.
10. rubbish according to claim 9 air-dries processing method, which is characterized in that the rubbish air-dries processing system and adopts
Processing system is air-dried with rubbish as claimed in claim 8, the rubbish air-dries in process method step (1) further include:
The dry-air blast being discharged from the hot air outlet enters in the mixing tank, and supplying is from described the at the third air distribution outlet
The air distribution that three air distributions are in charge of discharge also enters in the mixing tank, and the dry-air blast and air distribution are discharged after mixing in the mixing tank
The low temperature dry-air blast obtained.
11. rubbish according to claim 10 air-dries processing method, which is characterized in that at first air distribution outlet hot wind with
The air distribution ratio of air distribution is 1:1~1.5, and the air distribution of hot wind and air distribution ratio is 1:2~2.7, the third at second air distribution outlet
The air distribution ratio of hot wind and air distribution is 1:2.5~3.5 at air distribution outlet.
12. rubbish according to claim 9 air-dries processing method, which is characterized in that hot air source is temperature in the step (1)
It spends up to 120 DEG C or more, humidity up to 30~40% hot wind, low temperature dry-air blast obtained is 45~75 DEG C of temperature, humidity 8~15%；
The garbage raw material used in step (2) is wet refuse of the moisture content greater than 45%, dry msw water content obtained for 8~
15%.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108578.2A CN106642146B (en) | 2017-02-27 | 2017-02-27 | A kind of rubbish air-dries processing system and method |
| DE112018000501.1T DE112018000501T5 (en) | 2017-02-27 | 2018-01-23 | System and method for air drying garbage |
| PCT/CN2018/073745 WO2018153198A1 (en) | 2017-02-27 | 2018-01-23 | Garbage air-drying treatment system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108578.2A CN106642146B (en) | 2017-02-27 | 2017-02-27 | A kind of rubbish air-dries processing system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106642146A CN106642146A (en) | 2017-05-10 |
| CN106642146B true CN106642146B (en) | 2019-01-15 |
Family
ID=58846653
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710108578.2A Expired - Fee Related CN106642146B (en) | 2017-02-27 | 2017-02-27 | A kind of rubbish air-dries processing system and method |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN106642146B (en) |
| DE (1) | DE112018000501T5 (en) |
| WO (1) | WO2018153198A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642146B (en) * | 2017-02-27 | 2019-01-15 | 北京中技圣火环保科技有限公司 | A kind of rubbish air-dries processing system and method |
| CN109731891B (en) * | 2019-03-06 | 2023-09-12 | 石磊 | Up-down rotary garbage dewatering device |
| CN110513996B (en) * | 2019-09-26 | 2023-12-08 | 中国电力工程顾问集团西北电力设计院有限公司 | Garbage drying device for garbage incineration power plant |
| CN115157502B (en) * | 2022-06-16 | 2024-01-30 | 山东大学 | Anti-adhesion film cooling table |
| CN115246587A (en) * | 2022-07-18 | 2022-10-28 | 苏州嘉诺智能装备有限公司 | Domestic waste's treatment facility with transportation subassembly |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3917444A (en) * | 1970-05-15 | 1975-11-04 | Carrier Drysys Ltd | Heat recovery systems |
| CN1047731A (en) * | 1989-05-27 | 1990-12-12 | 高惠民 | Drying machine for materials with continuous multitube rotation and spray hot wind |
| JP3602504B2 (en) * | 2002-01-23 | 2004-12-15 | 勝美 柴田 | Heat treatment equipment using superheated steam |
| CN1787886A (en) * | 2003-05-16 | 2006-06-14 | 日本脏器制药株式会社 | Method and device for treating waste bread |
| KR100811437B1 (en) * | 2007-07-18 | 2008-03-07 | 김정석 | A food trash treatment apparatus |
| CN101561143A (en) * | 2009-05-22 | 2009-10-21 | 深圳恒信华天环保科技有限公司 | Pretreatment method before power generating by incinerating municipal solid waste |
| CN102080922B (en) * | 2009-11-30 | 2013-01-30 | 中国科学院理化技术研究所 | Method and system for drying solid material |
| CN201795668U (en) * | 2010-05-26 | 2011-04-13 | 深圳市兖能环保科技有限公司 | Waste derive fuel dryer |
| FR3024725B1 (en) * | 2014-08-08 | 2020-11-13 | Degremont | PROCESS AND INSTALLATION FOR THERMAL DRYING OF PASTA PRODUCTS |
| CN205561495U (en) * | 2016-04-29 | 2016-09-07 | 扬州宇家环保科技有限公司 | Birds animal manure just, for discarded object processing apparatus |
| CN206656358U (en) * | 2017-02-27 | 2017-11-21 | 北京中技圣火环保科技有限公司 | A kind of rubbish air-dries processing system |
| CN106642146B (en) * | 2017-02-27 | 2019-01-15 | 北京中技圣火环保科技有限公司 | A kind of rubbish air-dries processing system and method |
-
2017
- 2017-02-27 CN CN201710108578.2A patent/CN106642146B/en not_active Expired - Fee Related
-
2018
- 2018-01-23 DE DE112018000501.1T patent/DE112018000501T5/en not_active Withdrawn
- 2018-01-23 WO PCT/CN2018/073745 patent/WO2018153198A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018153198A1 (en) | 2018-08-30 |
| DE112018000501T5 (en) | 2019-11-14 |
| CN106642146A (en) | 2017-05-10 |
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