CN108619880A - A kind of drying garbage flue gas processing device and its technique - Google Patents
A kind of drying garbage flue gas processing device and its technique Download PDFInfo
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- CN108619880A CN108619880A CN201810819691.6A CN201810819691A CN108619880A CN 108619880 A CN108619880 A CN 108619880A CN 201810819691 A CN201810819691 A CN 201810819691A CN 108619880 A CN108619880 A CN 108619880A
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- flue gas
- tower
- caustic wash
- cooling
- water
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- 239000003546 flue gas Substances 0.000 title claims abstract description 277
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 274
- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 176
- 238000001035 drying Methods 0.000 title claims abstract description 157
- 238000012545 processing Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 227
- 238000001816 cooling Methods 0.000 claims abstract description 215
- 239000003518 caustics Substances 0.000 claims abstract description 164
- 239000000779 smoke Substances 0.000 claims abstract description 38
- 230000000295 complement effect Effects 0.000 claims abstract description 36
- 239000002699 waste material Substances 0.000 claims abstract description 21
- 230000002378 acidificating effect Effects 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000012530 fluid Substances 0.000 claims description 38
- 239000010865 sewage Substances 0.000 claims description 33
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 31
- 125000004122 cyclic group Chemical group 0.000 claims description 26
- 239000007789 gas Substances 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 21
- 239000000945 filler Substances 0.000 claims description 20
- 238000007689 inspection Methods 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 19
- 239000003513 alkali Substances 0.000 claims description 15
- 238000001179 sorption measurement Methods 0.000 claims description 14
- 230000008030 elimination Effects 0.000 claims description 12
- 238000003379 elimination reaction Methods 0.000 claims description 12
- 239000002585 base Substances 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 10
- 239000000284 extract Substances 0.000 claims description 6
- 239000003517 fume Substances 0.000 claims 1
- 238000005406 washing Methods 0.000 abstract description 6
- 235000019504 cigarettes Nutrition 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 9
- 239000010802 sludge Substances 0.000 description 7
- 238000003915 air pollution Methods 0.000 description 5
- 238000005507 spraying Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- -1 Raschig ring formula Chemical class 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 230000010259 detection of temperature stimulus Effects 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/343—Heat recovery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/40—Acidic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/604—Hydroxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Treating Waste Gases (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention relates to technical field of waste treatment, especially a kind of drying garbage flue gas processing device and its technique.The present apparatus includes caustic wash tower, water cooling tower, lye circulator, cooling-cycle device and complementary cooling tower, caustic wash tower is connected with flue gas access conduit, flue gas connecting pipe is provided between caustic wash tower and water cooling tower, water cooling tower is connected with smoke discharge tube road, lye circulator is connect with caustic wash tower, and cooling-cycle device and complementary cooling tower are connect with water cooling tower.Drying garbage flue gas processing device can carry out drying garbage flue gas repeatedly washing and repeatedly cooling, and acidic materials and peculiar smell in the dry flue gas that effectively removes rubbish reach the discharge standard of garbage flue gas, to conservation of nature environment and reduce the safety accidents such as fire；By using the technique for using this drying garbage flue gas processing device so that the processing of drying garbage flue gas is more safe and reliable and flexible.
Description
Technical field
The present invention relates to technical field of waste treatment, especially a kind of drying garbage flue gas processing device and its technique.
Background technology
A series of rubbish is will produce in people's production and life process, if rubbish is unable to timely processing and will cause
Serious environmental pollution, and drying garbage is exactly an important link of garbage disposal.During drying garbage, the water in rubbish
Become vapor and a part of volatile organic component enters in flue gas, make flue gas in acidity and is attached to peculiar smell, direct emission
Air pollution, water pollution and soil pollution can be caused, and flue gas, due to being dried, temperature is higher, and direct emission is more
The safety accidents such as fire easily occur for danger, it is therefore desirable to design a kind of drying garbage flue gas processing device and its technique, make flue gas
Before discharging by washing and cooling, the acid-base value of flue gas is neutralized, the peculiar smell in flue gas is removed, reaches the discharge mark of garbage flue gas
It is accurate.
Invention content
The object of the present invention is to provide a kind of drying garbage flue gas processing devices, are carried out to drying garbage flue gas multiple
With repeatedly cooling, acidic materials and peculiar smell in the dry flue gas that effectively removes rubbish reach the discharge standard of garbage flue gas for washing,
To conservation of nature environment and reduce the safety accidents such as fire；By using the technique of this drying garbage flue gas processing device,
So that the processing of drying garbage flue gas is more safe and reliable and flexible.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
A kind of drying garbage flue gas processing device, including caustic wash tower, water cooling tower, lye circulator, cooling cycle
Device and complementary cooling tower, the caustic wash tower are connected with flue gas access conduit, are set between the caustic wash tower and water cooling tower
It is equipped with flue gas connecting pipe, the water cooling tower is connected with smoke discharge tube road, and the lye circulator connects with caustic wash tower
It connects, the cooling-cycle device and complementary cooling tower are connect with water cooling tower.
Drying garbage flue gas processing device above-mentioned, the caustic wash tower include that caustic wash tower smoke inlet, alkali cleaning tower flue gas go out
Mouth, filler, caustic wash tower leakage fluid dram and caustic wash tower circulation nozzle, the caustic wash tower smoke inlet are opened in caustic wash tower hypomere and and cigarette
Gas access conduit connects, and the filler is set to alkali cleaning midsection, and the caustic wash tower exhanst gas outlet is set to caustic wash tower epimere simultaneously
It is connect with flue gas connecting pipe, the caustic wash tower circulation nozzle is also disposed on caustic wash tower epimere, and the caustic wash tower hypomere also opens up
There are caustic wash tower leakage fluid dram, the lye circulator to be connect respectively with caustic wash tower leakage fluid dram and caustic wash tower circulation nozzle through pipeline.
Drying garbage flue gas processing device above-mentioned, the lye circulator include caustic wash tower cyclic water tank and caustic wash tower
Water circulating pump, caustic wash tower water circulating pump one end are connect through pipeline with caustic wash tower circulation nozzle, and the other end is recycled with caustic wash tower
Water tank connects, and the caustic wash tower cyclic water tank is connect through pipeline with caustic wash tower leakage fluid dram.
Drying garbage flue gas processing device above-mentioned, the water cooling tower include cooling tower smoke inlet, cooling tower cigarette
Gas outlet, cooling tower leakage fluid dram and cooling tower circulation nozzle, the cooling tower smoke inlet are opened in water cooling tower hypomere simultaneously
It is connect with flue gas connecting pipe, the cooling tower exhanst gas outlet is opened in water cooling tower epimere and connects with smoke discharge tube road
It connects, the cooling tower circulation nozzle is also disposed on water cooling tower epimere, and the stage casing of the water cooling tower is connected with complementary
Cooling tower, the water cooling tower hypomere are further opened with cooling tower leakage fluid dram, the cooling-cycle device through pipeline respectively with it is cold
But tower leakage fluid dram is connected with cooling tower circulation nozzle.
Drying garbage flue gas processing device above-mentioned, the cooling-cycle device include cooling-tower circulating water case and cooling tower
Water circulating pump, the cooling-tower circulating water pump one end and are connect with cooling tower circulation nozzle through pipeline, and the other end is recycled with cooling tower
Water tank connects, and the cooling-tower circulating water case is also connect through pipeline with cooling tower leakage fluid dram；The complementary cooling tower includes pipe
Formula heat exchanger, condensate water circulatory water pump, the condensate water circulatory water pump are set in complementary cooling tower, the pipe heat exchanger
Tube bank be set in the middle part of water cooling tower, the water inlet of the pipe heat exchanger is connect with condensate water circulatory water pump, water outlet
It accesses in complementary cooling tower.
Drying garbage flue gas processing device above-mentioned further includes flue gas inspection device, direct piping A, direct piping B, valve
Door A and valve B, the flue gas inspection device are arranged in flue gas access conduit, and the both ends of the direct piping A are respectively through threeway
Pipe is connected in flue gas access conduit and flue gas connecting pipe, and the both ends of the direct piping B are connected to cigarette through three-way pipe respectively
In gas connecting pipe and smoke discharge tube road, it is provided on the direct piping A on valve A, the direct piping B and is provided with valve
Door B.
Drying garbage flue gas processing device above-mentioned further includes waste liquid water pump and dredge pump, the caustic wash tower recirculated water
Case and cooling-tower circulating water case are connected separately with a waste liquid water pump through pipeline, and the bottom of the caustic wash tower and water cooling tower is also
It is both provided with sewage draining exit, sewage draining valve is both provided on the sewage draining exit, the sewage draining valve is connected with a row through pipeline
Sewage pump.
Drying garbage flue gas processing device above-mentioned is additionally provided with activated carbon adsorption device in the flue gas access conduit.
A kind of drying garbage flue gas treating process is included the following steps using drying garbage flue gas processing device above-mentioned：
S1, drying garbage flue gas enter activated carbon adsorption device removal large particle and dust through flue gas access conduit；
S2 removes the drying garbage flue gas after large particle and dust and enters in caustic wash tower, wherein the lye on filler surface
Primary cooling carried out to drying garbage flue gas, and in drying garbage flue gas acidic materials and peculiar smell carry out primary elimination, alkali
The lye for washing the ejection of tower circulation nozzle carries out two level cooling to drying garbage flue gas, and lye is to the acid in drying garbage flue gas
Matter and peculiar smell carry out two level elimination；
S3, drying garbage flue gas enter through flue gas connecting pipe in water cooling tower, and pipe heat exchanger is to drying garbage cigarette
Gas carries out three-level cooling, and the condensed water that cooling tower circulation nozzle sprays carries out level Four cooling to drying garbage flue gas, and condensed water follows
Ring water pump extracts the condensed water in complementary cooling tower and has carried out three-level elimination to the peculiar smell in drying garbage flue gas；
S4, drying garbage flue gas are discharged through smoke discharge tube road.
A kind of drying garbage flue gas treating process above-mentioned, it is further comprising the steps of：
S11, flue gas inspection device are detected the drying garbage flue gas being passed through in flue gas access conduit, the acid in flue gas
Basicity and smell meet discharge standard, then valve A is opened, and drying garbage flue gas is direct through direct piping A and flue gas connecting pipe
Into in water cooling tower；
S12, flue gas inspection device are detected the drying garbage flue gas being passed through in flue gas access conduit, and temperature also complies with
Discharge standard, then valve B also open, drying garbage flue gas through direct piping A, flue gas connecting pipe, direct piping B and flue gas arrange
Go out pipeline to be expelled directly out.
Compared with prior art, the invention has the beneficial effects that：
1) present invention is by providing a kind of drying garbage flue gas processing device, to drying garbage flue gas carry out repeatedly washing and
Repeatedly cool down, acidic materials and peculiar smell in the dry flue gas that effectively removes rubbish reach the discharge standard of garbage flue gas, to protect
Shield natural environment simultaneously reduces the safety accidents such as fire；By using the technique for using this drying garbage flue gas processing device, make
The processing for obtaining drying garbage flue gas is more safe and reliable and flexible；
2) by the way that filler is arranged in caustic wash tower, the lye on filler surface handles the primary cooling of drying garbage flue gas,
And in drying garbage flue gas acidic materials and peculiar smell carry out primary elimination, the caustic wash tower cycle wherein in lye circulator
Water pump can pump the lye in caustic wash tower cyclic water tank into caustic wash tower circulation nozzle, and lye is from caustic wash tower circulation nozzle
It sprays, lye carries out two level cooling to drying garbage flue gas, and lye removes after acidic materials and peculiar smell again drying garbage flue gas
Caustic wash tower cyclic water tank is flowed back to from caustic wash tower leakage fluid dram, to realize circular treatment of the lye to drying garbage flue gas；
3) by the way that pipe heat exchanger is arranged in water cooling tower, to carry out three-level cooling, pipe to drying garbage flue gas
The condensed water water circulating pump of water in formula heat exchanger is recycled from complementary cooling tower to be extracted and flows back in water cooling tower automatically, with
Drying garbage flue gas isolation in water cooling tower, therefore recyclable reciprocal use；Cooling tower wherein in cooling-cycle device
Water circulating pump can pump the condensed water in cooling-tower circulating water case into cooling tower circulation nozzle, and condensed water is followed from cooling tower
It is sprayed in ring spray mouth, condensed water carries out level Four cooling to drying garbage flue gas, and condensed water goes to deacidify to drying garbage flue gas again
Cooling-tower circulating water case is flowed back to from cooling tower leakage fluid dram after property substance and peculiar smell, to realize condensed water to drying garbage flue gas
Circular treatment；
4) by the way that flue gas inspection device is arranged in flue gas access conduit, to the temperature, acid-base value and smell to flue gas
Detection, when the testing result of temperature, acid-base value and smell does not meet discharge standard, then the valve A on direct piping A, straight-through
Valve B on pipeline B is kept closed, and drying garbage flue gas passes sequentially through caustic wash tower and water cooling tower is handled；
When the testing result of only temperature does not meet discharge standard, then the valve A on direct piping A open, the valve on direct piping B
Door B is kept closed, and drying garbage flue gas is handled through chilling spray tower；When the detection of temperature, acid-base value and smell is equal
When complying with standard, then the valve A on direct piping A, the valve B on direct piping B are opened, and drying garbage flue gas is through straight pipe
Road A, flue gas connecting pipe, direct piping B and smoke discharge tube road are expelled directly out；It, can be with by the detection of flue gas inspection device
Accomplish the selectivity processing to drying garbage flue gas, to time saving and energy saving, high-efficiency environment friendly；
5) caustic wash tower cyclic water tank and cooling-tower circulating water case are connected separately with a waste liquid water pump through pipeline so that alkali cleaning
The cooling water in lye and cooling-tower circulating water case in tower cyclic water tank can be discharged in time, to replace；By in alkali cleaning
Sewage draining exit is arranged in the bottom of tower and water cooling tower, sewage draining valve is arranged on sewage draining exit, so that caustic wash tower and spraying cooling
Sludge and waste liquid in tower can exclude in time, and connect dredge pump through pipeline on sewage draining valve so that caustic wash tower and spray
Waste liquid and sludge in leaching cooling tower can automate discharge, will not cause air pollution；
6) by the way that activated carbon adsorption device is arranged in flue gas access conduit so that the drying garbage flue gas being passed through is active
Charcoal adsorbent equipment is filtered, to eliminate the large particle and dust in drying garbage flue gas.
Description of the drawings
Fig. 1 is the connection relationship diagram of the present invention；
Fig. 2 is the connection relationship diagram of caustic wash tower and lye circulator in the present invention；
Fig. 3 is the connection relationship diagram of water cooling tower in the present invention, cooling-cycle device and complementary cooling tower.
The meaning of reference numeral：1- caustic wash towers, 2- water cooling towers, 3- lye circulator, 4- cooling-cycle devices, 5-
Complementary cooling tower, 6- flue gas access conduit, 7- flue gas connecting pipes, 8- smoke discharge tubes road, 9- caustic wash tower smoke inlets,
10- caustic wash tower exhanst gas outlets, 11- fillers, 12- caustic wash tower circulation nozzles, 13- caustic wash tower leakage fluid drams, 14- caustic wash tower recirculated waters
Case, 15- caustic wash tower water circulating pumps, 16- cooling tower smoke inlets, 17- cooling tower exhanst gas outlets, 18- cooling tower circulation nozzles,
19- cooling-tower circulating water casees, 20- cooling-tower circulating waters pump, 21- pipe heat exchangers, 22- condensate water circulatory water pumps, the inspection of 23- flue gases
Survey device, 24- direct pipings A, 25- direct piping B, 26- valve A, 27- valve B, 28- waste liquid water pump, 29- dredge pumps,
30- sewage draining exits, 31- sewage draining valves, 32- activated carbon adsorption devices, 33- cooling tower leakage fluid drams.
The present invention is further illustrated with reference to the accompanying drawings and detailed description.
Specific implementation mode
The embodiment of the present invention 1：A kind of drying garbage flue gas processing device, as shown in Figure 1-Figure 3, including caustic wash tower 1, spray
Cooling tower 2, lye circulator 3, cooling-cycle device 4 and complementary cooling tower 5 are drenched, the caustic wash tower 1 is packed tower, filler
Form can be the resistance to alkali metal such as Raschig ring formula, saddle, Ball-type packing or resin.The caustic wash tower 1 is connected with flue gas access tube
Road 6, flue gas access conduit 6 introduce drying garbage flue gas, and flue gas company is provided between the caustic wash tower 1 and water cooling tower 2
Take over road 7, the water cooling tower 2 are connected with smoke discharge tube road 8, and rubbish after treatment is done in smoke discharge tube road 8
Dry flue gas discharge, the lye circulator 3 are connect with caustic wash tower 1, and the cooling-cycle device 4 and complementary cooling tower 5 are equal
It is connect with water cooling tower 2.It, can be with either open cooling tower wherein there are many optional types of complementary cooling tower 5
It is closed cooling tower.
The drying garbage flue gas processing device, the caustic wash tower 1 go out including caustic wash tower smoke inlet 9, alkali cleaning tower flue gas
Mouth 10, filler 11, caustic wash tower leakage fluid dram 13 and caustic wash tower circulation nozzle 12, the caustic wash tower smoke inlet 9 are opened in caustic wash tower 1
Hypomere is simultaneously connect with flue gas access conduit 6, and 11 surface of the filler is attached with lye moisture film, and the filler 11 is set to caustic wash tower
1 stage casing, the caustic wash tower exhanst gas outlet 10 are set to 1 epimere of caustic wash tower and are connect with flue gas connecting pipe 7, and the caustic wash tower follows
Ring spray mouth 12 is also disposed on 1 epimere of caustic wash tower, and 1 hypomere of the caustic wash tower is further opened with caustic wash tower leakage fluid dram 13, and the lye follows
Loop device 3 is connect with caustic wash tower leakage fluid dram 13 and caustic wash tower circulation nozzle 12 respectively through pipeline.
The drying garbage flue gas processing device, the lye circulator 3 include caustic wash tower cyclic water tank 14 and alkali cleaning
Tower water circulating pump 15, described 15 one end of caustic wash tower water circulating pump are connect through pipeline with caustic wash tower circulation nozzle 12, the other end and alkali
The connection of tower cyclic water tank 14 is washed, the caustic wash tower cyclic water tank 14 is connect through pipeline with caustic wash tower leakage fluid dram 13, the caustic wash tower
Lye in cyclic water tank 14 is the solution such as sodium bicarbonate or sodium carbonate.
The drying garbage flue gas processing device, the water cooling tower 2 include cooling tower smoke inlet 16, cooling tower cigarette
Gas outlet 17, cooling tower leakage fluid dram 33 and cooling tower circulation nozzle 18, the cooling tower smoke inlet 16 are opened in spraying cooling
2 hypomere of tower is simultaneously connect with flue gas connecting pipe 7, and the cooling tower exhanst gas outlet 17 is opened in 2 epimere of water cooling tower and and cigarette
Gas discharge line 8 connects, and the cooling tower circulation nozzle 18 is also disposed on 2 epimere of water cooling tower, the water cooling tower 2
Stage casing is connected with complementary cooling tower 5, and 2 hypomere of the water cooling tower is further opened with cooling tower leakage fluid dram 33, and the cooling follows
Loop device 4 is connect with cooling tower leakage fluid dram 33 and cooling tower circulation nozzle 18 respectively through pipeline.
The drying garbage flue gas processing device, the cooling-cycle device 4 include cooling-tower circulating water case 19 and cooling
Tower water circulating pump 20, the cooling-tower circulating water pump 20 one end and are connect with cooling tower circulation nozzle 18 through pipeline, the other end with it is cold
But tower cyclic water tank 19 connects, and the cooling-tower circulating water case 19 is also connect through pipeline with cooling tower leakage fluid dram 33；The auxiliary
Property cooling tower 5 include pipe heat exchanger 21, condensate water circulatory water pump 22, the condensate water circulatory water pump 22 is set to complementary cold
But in tower 5, the condensate water circulatory water pump 22 extracts the condensed water in complementary cooling tower 5, and the pipe heat exchanger 21 can be with
Tube bank for light pipe or finned tube, the pipe heat exchanger 21 is set to 2 middle part of water cooling tower, the pipe heat exchanger 21
Water inlet connect with condensate water circulatory water pump 22, water outlet accesses in complementary cooling tower 5.
The drying garbage flue gas processing device further includes waste liquid water pump 28 and dredge pump 29, the caustic wash tower cycle
Water tank 14 and cooling-tower circulating water case 19 are connected separately with a waste liquid water pump 28 through pipeline so that in caustic wash tower cyclic water tank 14
Lye and cooling-tower circulating water case 19 in cooling water can be discharged in time, to replace, the caustic wash tower 1 and spraying cooling
The bottom of tower 2 is additionally provided with sewage draining exit 30, sewage draining valve 31 is provided on the sewage draining exit 30, the sewage draining valve 31 is through pipe
Road is connected with a dredge pump 29, sewage draining exit 30 and sewage draining valve 31 so that caustic wash tower 1 and sludge in water cooling tower 2 and
Waste liquid can exclude in time, and connect dredge pump 29 through pipeline on sewage draining valve 31 so that caustic wash tower 1 and water cooling tower
Waste liquid and sludge in 2 can automate discharge, will not cause air pollution.
The drying garbage flue gas processing device is additionally provided with activated carbon adsorption device 32 in the flue gas access conduit 6,
The activated carbon adsorption device 32 is arranged using dismountable form in flue gas access conduit 6, to facilitate periodic replacement, leads to
Cross the setting activated carbon adsorption device 32 in flue gas access conduit 6 so that the drying garbage flue gas being passed through is tightly held by activated carbon dress
It sets 32 to be filtered, to eliminate the large particle and dust in drying garbage flue gas.
Embodiment 2：A kind of drying garbage flue gas processing device, as shown in Figure 1-Figure 3, including caustic wash tower 1, water cooling tower
2, lye circulator 3, cooling-cycle device 4 and complementary cooling tower 5, the caustic wash tower 1 are packed tower, and form of bio-carrier can be with
It is the resistance to alkali metal such as Raschig ring formula, saddle, Ball-type packing or resin.The caustic wash tower 1 is connected with flue gas access conduit 6, flue gas
Access conduit 6 introduces drying garbage flue gas, and flue gas connecting pipe 7 is provided between the caustic wash tower 1 and water cooling tower 2,
The water cooling tower 2 is connected with smoke discharge tube road 8, and drying garbage flue gas after treatment is arranged in smoke discharge tube road 8
Go out, the lye circulator 3 is connect with caustic wash tower 1, and the cooling-cycle device 4 and complementary cooling tower 5 are cold with spray
But tower 2 connects.Wherein there are many optional types of complementary cooling tower 5, either open cooling tower, can also be that enclosed is cold
But tower.
The drying garbage flue gas processing device, the caustic wash tower 1 go out including caustic wash tower smoke inlet 9, alkali cleaning tower flue gas
Mouth 10, filler 11, caustic wash tower leakage fluid dram 13 and caustic wash tower circulation nozzle 12, the caustic wash tower smoke inlet 9 are opened in caustic wash tower 1
Hypomere is simultaneously connect with flue gas access conduit 6, and 11 surface of the filler is attached with lye moisture film, and the filler 11 is set to caustic wash tower
1 stage casing, the caustic wash tower exhanst gas outlet 10 are set to 1 epimere of caustic wash tower and are connect with flue gas connecting pipe 7, and the caustic wash tower follows
Ring spray mouth 12 is also disposed on 1 epimere of caustic wash tower, and 1 hypomere of the caustic wash tower is further opened with caustic wash tower leakage fluid dram 13, and the lye follows
Loop device 3 is connect with caustic wash tower leakage fluid dram 13 and caustic wash tower circulation nozzle 12 respectively through pipeline.
The drying garbage flue gas processing device, the lye circulator 3 include caustic wash tower cyclic water tank 14 and alkali cleaning
Tower water circulating pump 15, described 15 one end of caustic wash tower water circulating pump are connect through pipeline with caustic wash tower circulation nozzle 12, the other end and alkali
The connection of tower cyclic water tank 14 is washed, the caustic wash tower cyclic water tank 14 is connect through pipeline with caustic wash tower leakage fluid dram 13, the caustic wash tower
Lye in cyclic water tank 14 is the solution such as sodium bicarbonate or sodium carbonate.
The drying garbage flue gas processing device, the water cooling tower 2 include cooling tower smoke inlet 16, cooling tower cigarette
Gas outlet 17, cooling tower leakage fluid dram 33 and cooling tower circulation nozzle 18, the cooling tower smoke inlet 16 are opened in spraying cooling
2 hypomere of tower is simultaneously connect with flue gas connecting pipe 7, and the cooling tower exhanst gas outlet 17 is opened in 2 epimere of water cooling tower and and cigarette
Gas discharge line 8 connects, and the cooling tower circulation nozzle 18 is also disposed on 2 epimere of water cooling tower, the water cooling tower 2
Stage casing is connected with complementary cooling tower 5, and 2 hypomere of the water cooling tower is further opened with cooling tower leakage fluid dram 33, and the cooling follows
Loop device 4 is connect with cooling tower leakage fluid dram 33 and cooling tower circulation nozzle 18 respectively through pipeline.
The drying garbage flue gas processing device, the cooling-cycle device 4 include cooling-tower circulating water case 19 and cooling
Tower water circulating pump 20, the cooling-tower circulating water pump 20 one end and are connect with cooling tower circulation nozzle 18 through pipeline, the other end with it is cold
But tower cyclic water tank 19 connects, and the cooling-tower circulating water case 19 is also connect through pipeline with cooling tower leakage fluid dram 33；The auxiliary
Property cooling tower 5 include pipe heat exchanger 21, condensate water circulatory water pump 22, the condensate water circulatory water pump 22 is set to complementary cold
But in tower 5, the condensate water circulatory water pump 22 extracts the condensed water in complementary cooling tower 5, and the pipe heat exchanger 21 can be with
Tube bank for light pipe or finned tube, the pipe heat exchanger 21 is set to 2 middle part of water cooling tower, the pipe heat exchanger 21
Water inlet connect with condensate water circulatory water pump 22, water outlet accesses in complementary cooling tower 5.
The drying garbage flue gas processing device further includes flue gas inspection device 23, direct piping A24, direct piping
B25, valve A26 and valve B27, the flue gas inspection device 23 can be the set of centralized detecting instrument, can detect flue gas
Temperature, acid-base value and smell, when the testing result of temperature, acid-base value and smell does not meet discharge standard, then direct piping
The valve B27 on valve A26, direct piping B25 on A24 is kept closed, and drying garbage flue gas passes sequentially through alkali cleaning
Tower 1 and water cooling tower 2 are handled；When the testing result of only temperature does not meet discharge standard, then on direct piping A24
Valve A26 open, the valve B27 on direct piping B25 is kept closed, drying garbage flue gas is handled through chilling spray tower
；When the detection of temperature, acid-base value and smell complies with standard, then the valve A26 on direct piping A24, direct piping
Valve B27 on B25 is opened, and drying garbage flue gas is through direct piping A24, flue gas connecting pipe 7, direct piping B25 and cigarette
8 direct emission of gas discharge line；The flue gas inspection device 23 is arranged in flue gas access conduit 6, the direct piping A24's
Both ends are connected to through three-way pipe in flue gas access conduit 6 and flue gas connecting pipe 7 respectively, the both ends point of the direct piping B25
It is not connected in flue gas connecting pipe 7 and smoke discharge tube road 8 through three-way pipe, valve is provided on the direct piping A24
It is provided with valve B27 on A26, the direct piping B25.By the detection of flue gas inspection device 23, can accomplish dry to rubbish
The selectivity of dry flue gas is handled, to time saving and energy saving, high-efficiency environment friendly.
The drying garbage flue gas processing device further includes waste liquid water pump 28 and dredge pump 29, the caustic wash tower cycle
Water tank 14 and cooling-tower circulating water case 19 are connected separately with a waste liquid water pump 28 through pipeline so that in caustic wash tower cyclic water tank 14
Lye and cooling-tower circulating water case 19 in cooling water can be discharged in time, to replace, the caustic wash tower 1 and spraying cooling
The bottom of tower 2 is also both provided with sewage draining exit 30, and sewage draining valve 31 is both provided on the sewage draining exit 30, and the sewage draining valve 31 is equal
It is connected with a dredge pump 29 through pipeline, sewage draining exit 30 and sewage draining valve 31 make the dirt in caustic wash tower 1 and water cooling tower 2
Mud and waste liquid can exclude in time, and connect dredge pump 29 through pipeline on sewage draining valve 31 so that caustic wash tower 1 and spray are cold
But the waste liquid in tower 2 and sludge can automate discharge, will not cause air pollution.
The drying garbage flue gas processing device is additionally provided with activated carbon adsorption device 32 in the flue gas access conduit 6,
The activated carbon adsorption device 32 is arranged using dismountable form in flue gas access conduit 6, to facilitate periodic replacement, leads to
Cross the setting activated carbon adsorption device 32 in flue gas access conduit 6 so that the drying garbage flue gas being passed through is tightly held by activated carbon dress
It sets 32 to be filtered, to eliminate the large particle and dust in drying garbage flue gas.
Embodiment 3：A kind of drying garbage flue gas treating process, as shown in Figure 1-Figure 3, using drying garbage flue gas above-mentioned
Processing unit includes the following steps：
S1, drying garbage flue gas enter activated carbon adsorption device 32 through flue gas access conduit 6 and remove large particle and dust；
S2 removes the drying garbage flue gas after large particle and dust and enters in caustic wash tower 1, wherein the alkali on 11 surface of filler
Liquid carries out primary cooling to drying garbage flue gas, and in drying garbage flue gas acidic materials and peculiar smell carry out primary elimination,
The lye that caustic wash tower circulation nozzle 12 sprays carries out two level cooling to drying garbage flue gas, and lye is to the acid in drying garbage flue gas
Property substance and peculiar smell carry out two level elimination；
S3, drying garbage flue gas enter through flue gas connecting pipe 7 in water cooling tower 2, and pipe heat exchanger 21 is dry to rubbish
Dry flue gas carries out three-level cooling, and the condensed water that cooling tower circulation nozzle 18 sprays carries out level Four cooling to drying garbage flue gas, cold
Condensate water circulating pump 22, which extracts the condensed water in complementary cooling tower 5, to have carried out three-level to the peculiar smell in drying garbage flue gas and has disappeared
It removes；
S4, drying garbage flue gas are discharged through smoke discharge tube road 8.
A kind of drying garbage flue gas treating process, it is further comprising the steps of：
S11, flue gas inspection device 23 is detected the drying garbage flue gas being passed through in flue gas access conduit 6, in flue gas
Acid-base value and smell meet discharge standard, then valve A26 is opened, and drying garbage flue gas connects through direct piping A24 with flue gas
Pipeline 7 is directly entered in water cooling tower 2, and wherein caustic wash tower 1 stops operating；
S12, flue gas inspection device 23 are detected the drying garbage flue gas being passed through in flue gas access conduit 6, temperature
Meet discharge standard, then valve B27 is also opened, and drying garbage flue gas is through direct piping A24, flue gas connecting pipe 7, direct piping
8 direct emission of B25 and smoke discharge tube road, wherein caustic wash tower 1 and water cooling tower 2 stop operating.
In the actual process to drying garbage flue gas, by the testing result of flue gas inspection device 23, it may be selected
Open and close caustic wash tower circulation nozzle 12, cooling tower circulation nozzle 18, pipe heat exchanger 21, caustic wash tower water circulating pump 15 to property
With cooling-tower circulating water pump 20, to accomplish targetedly to handle drying garbage flue gas, and efficient section is accomplished
Energy.
The operation principle of the present invention：The present invention is by caustic wash tower 1, water cooling tower 2, lye circulator 3, cooling cycle
Device 4 and complementary cooling tower 5 are organically combined into a kind of drying garbage flue gas processing device, to drying garbage flue gas into
Repeatedly with repeatedly cooling, acidic materials and peculiar smell in the dry flue gas that effectively removes rubbish reach the row of garbage flue gas to row for washing
Standard is put, to conservation of nature environment and reduces the safety accidents such as fire；And by using using at this drying garbage flue gas
The technique for managing device so that the processing of drying garbage flue gas is more safe and reliable and flexible.First, drying garbage flue gas is through cigarette
Gas access conduit 6 enters activated carbon adsorption device 32 and removes large particle and dust；Then, drying garbage flue gas is accessed through flue gas
Pipeline 6 is gone successively in caustic wash tower 1, and the lye on 11 surface of filler carries out primary cooling to drying garbage flue gas, and dry to rubbish
Acidic materials and peculiar smell in dry flue gas carry out primary elimination, and the lye that caustic wash tower circulation nozzle 12 sprays is to drying garbage flue gas
Carry out two level cooling, lye in drying garbage flue gas acidic materials and peculiar smell carry out two level elimination；Then, drying garbage cigarette
Gas enters through flue gas connecting pipe 7 in water cooling tower 2, and pipe heat exchanger 21 carries out three-level cooling to drying garbage flue gas, cold
But the condensed water that tower circulation nozzle 18 sprays carries out level Four cooling to drying garbage flue gas, and condensed water is in drying garbage flue gas
Peculiar smell has carried out three-level elimination；Finally, drying garbage flue gas is discharged from smoke discharge tube road 8.Wherein, 23 energy of flue gas inspection device
The drying garbage flue gas being passed through in flue gas access conduit 6 is detected, the acid-base value and smell in flue gas meet discharge standard,
Then valve A26 open, drying garbage flue gas through direct piping A24 and flue gas connecting pipe 7 be directly entered in water cooling tower 2 into
Row processing；Flue gas inspection device 23 is detected the drying garbage flue gas being passed through in flue gas access conduit 6, and temperature also complies with row
Put standard, then valve B27 is also opened, drying garbage flue gas through direct piping A24, flue gas connecting pipe 7, direct piping B25 and
8 direct emission of smoke discharge tube road.
Wherein, by the way that filler 11 is arranged in caustic wash tower 1, the lye on 11 surface of filler is cold to the primary of drying garbage flue gas
But it handles, and primary elimination is carried out to drying garbage flue gas, wherein the caustic wash tower water circulating pump 15 in lye circulator 3 can
Lye in caustic wash tower cyclic water tank 14 is pumped into caustic wash tower circulation nozzle 12, lye is sprayed from caustic wash tower circulation nozzle 12
Go out, lye carries out two level cooling to drying garbage flue gas, lye to drying garbage flue gas remove after acidic materials and peculiar smell again from
Caustic wash tower leakage fluid dram 13 flows back to caustic wash tower cyclic water tank 14, to realize circular treatment of the lye to drying garbage flue gas；Pass through
Pipe heat exchanger 21 is set in water cooling tower 2, thus to the progress three-level cooling of drying garbage flue gas, in pipe heat exchanger 21
The condensed water water circulating pump 22 of water from complementary cooling tower 5 cycle extract and flow back to automatically in water cooling tower 2, with spray it is cold
But the drying garbage flue gas isolation in tower 2, therefore recyclable reciprocal use；Cooling tower cycle wherein in cooling-cycle device 4
Water pump 20 can pump the condensed water in cooling-tower circulating water case 19 into cooling tower circulation nozzle 18, and condensed water is from cooling tower
It is sprayed in circulation nozzle 18, condensed water carries out level Four cooling to drying garbage flue gas, and condensed water again removes drying garbage flue gas
Except cooling-tower circulating water case 19 is flowed back to from cooling tower leakage fluid dram 33 after acidic materials and peculiar smell, to realize that condensed water is dry to rubbish
The circular treatment of dry flue gas；Caustic wash tower cyclic water tank 14 and cooling-tower circulating water case 19 are connected separately with a waste liquid water through pipeline
Pump 28 so that the cooling water in lye and cooling-tower circulating water case 19 in caustic wash tower cyclic water tank 14 can be discharged in time, from
And it replaces；By the way that sewage draining valve 31 is arranged on the bottom of caustic wash tower 1 and water cooling tower 2 setting sewage draining exit 30, sewage draining exit 30,
So that caustic wash tower 1 and sludge in water cooling tower 2 and waste liquid can exclude in time, and through pipeline on sewage draining valve 31
Connect dredge pump 29 so that caustic wash tower 1 and waste liquid in water cooling tower 2 and sludge can automate discharge, will not cause
Air pollution.
Claims (10)
1. a kind of drying garbage flue gas processing device, which is characterized in that followed including caustic wash tower (1), water cooling tower (2), lye
Loop device (3), cooling-cycle device (4) and complementary cooling tower (5), the caustic wash tower (1) are connected with flue gas access conduit
(6), flue gas connecting pipe (7) is provided between the caustic wash tower (1) and water cooling tower (2), the water cooling tower (2) is even
Be connected to smoke discharge tube road (8), the lye circulator (3) connect with caustic wash tower (1), the cooling-cycle device (4) and
Complementary cooling tower (5) connect with water cooling tower (2).
2. drying garbage flue gas processing device according to claim 1, which is characterized in that the caustic wash tower (1) includes alkali
Wash tower flue gas entrance (9), caustic wash tower exhanst gas outlet (10), filler (11), caustic wash tower leakage fluid dram (13) and caustic wash tower circulation nozzle
(12), the caustic wash tower smoke inlet (9) is opened in caustic wash tower (1) hypomere and is connect with flue gas access conduit (6), the filler
(11) it is set to caustic wash tower (1) stage casing, the caustic wash tower exhanst gas outlet (10) is set to caustic wash tower (1) epimere and is connect with flue gas
Pipeline (7) connects, and the caustic wash tower circulation nozzle (12) is also disposed on caustic wash tower (1) epimere, and caustic wash tower (1) hypomere is also opened
Equipped with caustic wash tower leakage fluid dram (13), the lye circulator (3) through pipeline respectively with caustic wash tower leakage fluid dram (13) and caustic wash tower
Circulation nozzle (12) connects.
3. drying garbage flue gas processing device according to claim 2, which is characterized in that the lye circulator (3)
Including caustic wash tower cyclic water tank (14) and caustic wash tower water circulating pump (15), described caustic wash tower water circulating pump (15) one end through pipeline with
Caustic wash tower circulation nozzle (12) connects, and the other end is connect with caustic wash tower cyclic water tank (14), the caustic wash tower cyclic water tank (14)
It is connect with caustic wash tower leakage fluid dram (13) through pipeline.
4. drying garbage flue gas processing device according to claim 3, which is characterized in that water cooling tower (2) packet
Cooling tower smoke inlet (16), cooling tower exhanst gas outlet (17), cooling tower leakage fluid dram (33) and cooling tower circulation nozzle (18) are included,
The cooling tower smoke inlet (16) is opened in water cooling tower (2) hypomere and is connect with flue gas connecting pipe (7), the cooling
Tower flue gas outlet (17) is opened in water cooling tower (2) epimere and is connect with smoke discharge tube road (8), the cooling tower cycle spray
Mouth (18) is also disposed on water cooling tower (2) epimere, and the stage casing of the water cooling tower (2) is connected with complementary cooling tower (5),
Water cooling tower (2) hypomere is further opened with cooling tower leakage fluid dram (33), the cooling-cycle device (4) through pipeline respectively with
Cooling tower leakage fluid dram (33) and cooling tower circulation nozzle (18) connection.
5. drying garbage flue gas processing device according to claim 4, which is characterized in that the cooling-cycle device (4)
Pump (20) including cooling-tower circulating water case (19) and cooling-tower circulating water, described cooling-tower circulating water pump (20) one end through pipeline with
Cooling tower circulation nozzle (18) connects, and the other end is connect with cooling-tower circulating water case (19), the cooling-tower circulating water case (19)
Also it is connect with cooling tower leakage fluid dram (33) through pipeline；The complementary cooling tower (5) includes that pipe heat exchanger (21), condensed water follow
Ring water pump (22), the condensate water circulatory water pump (22) are set in complementary cooling tower (5), the pipe heat exchanger (21)
Tube bank is set in the middle part of water cooling tower (2), and water inlet and the condensate water circulatory water pump (22) of the pipe heat exchanger (21) connect
It connects, water outlet accesses in complementary cooling tower (5).
6. drying garbage flue gas processing device according to claim 5, which is characterized in that further include flue gas inspection device
(23), direct piping A (24), direct piping B (25), valve A (26) and valve B (27), the flue gas inspection device (23) set
It sets in flue gas access conduit (6), the both ends of the direct piping A (24) are connected to flue gas access conduit through three-way pipe respectively
(6) and in flue gas connecting pipe (7), the both ends of the direct piping B (25) are connected to flue gas connecting pipe through three-way pipe respectively
(7) and on smoke discharge tube road (8), valve A (26) is provided on the direct piping A (24), on the direct piping B (25)
It is provided with valve B (27).
7. drying garbage flue gas processing device according to claim 5 or 6, which is characterized in that further include waste liquid water pump
(28) it is connected separately with through pipeline with dredge pump (29), the caustic wash tower cyclic water tank (14) and cooling-tower circulating water case (19)
The bottom of one waste liquid water pump (28), the caustic wash tower (1) and water cooling tower (2) is also both provided with sewage draining exit (30), described
Sewage draining valve (31) is both provided on sewage draining exit (30), the sewage draining valve (31) is connected with a dredge pump through pipeline
(29)。
8. drying garbage flue gas processing device according to claim 7, which is characterized in that the flue gas access conduit (6)
On be additionally provided with activated carbon adsorption device (32).
9. a kind of drying garbage flue gas treating process is filled using any drying garbage fume treatment of claim 1~8
It sets, which is characterized in that include the following steps：
S1, drying garbage flue gas enter activated carbon adsorption device (32) removal large particle and dust through flue gas access conduit (6)；
S2 removes the drying garbage flue gas after large particle and dust and enters in caustic wash tower (1), wherein the alkali on filler (11) surface
Liquid carries out primary cooling to drying garbage flue gas, and in drying garbage flue gas acidic materials and peculiar smell carry out primary elimination,
The lye that caustic wash tower circulation nozzle (12) sprays carries out two level cooling to drying garbage flue gas, and lye is in drying garbage flue gas
Acidic materials and peculiar smell carry out two level elimination；
S3, drying garbage flue gas enter through flue gas connecting pipe (7) in water cooling tower (2), and pipe heat exchanger (21) is to rubbish
Dry flue gas carries out three-level cooling, and it is cold that the condensed water that cooling tower circulation nozzle (18) sprays carries out level Four to drying garbage flue gas
But, condensate water circulatory water pump (22) extracts the condensed water in complementary cooling tower (5) and is carried out to the peculiar smell in drying garbage flue gas
Three-level is eliminated；
S4, drying garbage flue gas are discharged through smoke discharge tube road (8).
10. drying garbage flue gas treating process according to claim 9, which is characterized in that the S1 further includes following
Step：
S11, flue gas inspection device (23) is detected the drying garbage flue gas being passed through in flue gas access conduit (6), in flue gas
Acid-base value and smell meet discharge standard, then valve A (26) open, drying garbage flue gas is through direct piping A (24) and flue gas
Connecting pipe (7) is directly entered in water cooling tower (2)；
S12, flue gas inspection device (23) are detected the drying garbage flue gas being passed through in flue gas access conduit (6), temperature
Meet discharge standard, then valve B (27) is also opened, and drying garbage flue gas is through direct piping A (24), flue gas connecting pipe (7), straight
It threads a pipe B (25) and smoke discharge tube road (8) direct emission.
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| CN201810819691.6A CN108619880A (en) | 2018-07-24 | 2018-07-24 | A kind of drying garbage flue gas processing device and its technique |
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| CN109621675A (en) * | 2018-12-26 | 2019-04-16 | 广西粤桂广业控股股份有限公司 | A kind of spraying pot waste gas treatment equipment and technique |
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