CN109420421A - A kind of wet desulphurization processing unit - Google Patents
A kind of wet desulphurization processing unit Download PDFInfo
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- CN109420421A CN109420421A CN201710722431.2A CN201710722431A CN109420421A CN 109420421 A CN109420421 A CN 109420421A CN 201710722431 A CN201710722431 A CN 201710722431A CN 109420421 A CN109420421 A CN 109420421A
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- 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
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- 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
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
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- 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
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- 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
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- Environmental & Geological Engineering (AREA)
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- Treating Waste Gases (AREA)
Abstract
The present invention provides a kind of wet desulphurization processing unit, is related to wet type flue gas desulphurization technical field.The wet desulphurization processing unit, including absorption tower, the bottom on the absorption tower is communicated with catch basin, slurry tank is fixedly installed on the right side of the catch basin, the outer surface on the absorption tower is successively surrounded with cooling tube, heating tube and fortune water pipe from top to bottom, is communicated with chimney at the top of the absorption tower.The wet desulphurization processing unit, pass through the mutual cooperation between cooling tube, heating tube, fortune water pipe, Rinsing Area and water pump, it is again cooled after so that the water in desulfurizer is heated utilization to utilize, moisture is recycled, the utilization rate of water is effectively raised, cold water absorbs the heat in flue gas, water temperature is also increased while cooling to flue gas, the temperature for improving flue gas for next step provides heat source, reduces the waste of thermal energy, by the way that helix tube is arranged, the cooling rate of moisture is accelerated.
Description
Technical field
The present invention relates to wet type flue gas desulphurization technical field, specially a kind of wet desulphurization processing unit.
Background technique
Currently, Wet Flue Gas Desulfurization Technique is widely used in filed of flue gas purification, but make in water shortage because its water consumption is big
The application in area is very limited.In wet desulfurizing process, 90 percent water consume is as neat stress is with saturated steam
State by smoke stack emission into atmosphere, the accumulation of the saturated steam that neat stress carries is derived from entire gas cleaning process
Accumulation, and these recyclable waters are very big, water content is higher especially in boiler using brown coal tail flue gas, and recycling water is bigger.
Therefore, the water sufficiently in recycling neat stress has great meaning for the energy-saving run of technique itself and the environmental protection of region
Justice is especially highlighted especially for the importance of water-deficient area then meaning, and abundant recycle-water meets being wanted with water for wet desulphurization
It asks, in the case where abundance, additionally it is possible to by by supplement boiler water after recycle-water proper treatment, to will be conducive to solve wet process
Contradiction between desulfurization fume processing and limited water resource.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of wet desulphurization processing unit, water resource waste is solved
Huge problem.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of wet desulphurization processing unit, packet
Absorption tower is included, the bottom on the absorption tower is communicated with catch basin, and slurry tank, the suction are fixedly installed on the right side of the catch basin
The outer surface for receiving tower is successively surrounded with cooling tube, heating tube and fortune water pipe, the top connection on the absorption tower from top to bottom
There is chimney.
The side of the catch basin is fixedly installed with collector pipe, and the catch basin is fixedly mounted far from the other side of collector pipe
There is slurry tank, slurry channels, side of the slurry tank far from catch basin are fixedly installed between the slurry tank and catch basin
Inner wall bottom is provided with slurry pipe, and the slurry pipe runs through the inner wall of slurry tank and extends to the outside of slurry tank, the slurries
The side wall of slot and be located at slurry pipe above be fixedly installed with slurries pump plate, be fixedly installed with slurries at the top of the slurries pump plate
The control panel of water pump, slurries water pump and peripheral hardware is electrically connected, and the water inlet of the slurries water pump is connected to one end of suction hose,
The other end of the suction hose through slurry tank outer wall and extend to the inside of slurry tank, the water outlet of the slurries water pump with
One end of outlet pipe is connected to, and the other end of the outlet pipe runs through the outer wall on absorption tower and extends to inside and the spray on absorption tower
The top connection of head.
The inside on the absorption tower and be located at spray head above be provided with water fender and lower water fender, the upper water blocking
One side bottom of plate is fixedly installed with water bloking piece, and upper water fender runs through the inner wall on absorption tower far from the side of upper water bloking piece and prolongs
The outside on absorption tower is extended to, a side bottom of the lower water fender is fixedly installed with lower water bloking piece, and lower water fender is far from lower water blocking
The side of block runs through the inner wall on absorption tower and extends to the outside on absorption tower.
Air inlet is communicated on the right side of the absorption tower, the air inlet is located at the lower section of spray head, the absorption tower
Left side is fixedly installed with coldplate, is fixedly installed with Rinsing Area and precipitation tank at the top of the coldplate, the Rinsing Area and heavy
It is connected between the slot of shallow lake by flume channel, the inner wall bottom of the precipitation tank is provided with discharge tube, and the discharge tube is far from absorption
One end of tower runs through the side inner wall on the separate absorption tower of precipitation tank and extends to the outside of precipitation tank, and the precipitation tank is far from suction
The lateral roof for receiving tower is communicated with overflow pipe, and the Rinsing Area is provided with water pump close to the side on absorption tower, water pump and peripheral hardware
Control panel is electrically connected, and the water inlet of the water pump is connected to one end of water-supply-pipe, and the other end and Rinsing Area of water-supply-pipe connect
Logical, the water outlet of the water pump is connected to one end of flow pipe, and one end of the other end of the flow pipe and cooling bottom of the tube connects
Logical, one end at the top of cooling tube is connected to one end of heating bottom of the tube, and one end at the top of the heating tube and Heshui pipe are close to suction
The side connection of tower is received, the bottom of the Heshui pipe is connected to the top of helix tube, the bottom end of helix tube and the top of shower
Portion's connection, the Heshui pipe are connected to close to the side on absorption tower with one end of fortune water pipe bottom, at the top of the tube wall of the fortune water pipe
It has been fixedly installed with water collector and lower water collector.
Preferably, the both ends of the slurry channels are connected to catch basin and slurry tank respectively, and slurry channels are not located at collection
The inner wall bottom of sink.
Preferably, the suction hose extends through to the inside of slurry tank far from one end of slurries water pump, and suction hose is remote
One end of syneresis liquid water pump is close to the inner wall bottom of slurry tank.
Preferably, the upper water fender is located at the top of lower water fender, and upper water fender and lower water fender are in absorption tower
The height of portion side is above the height of side outside absorption tower.
Preferably, the top of the upper water fender and lower water fender be fixedly connected inside absorption tower, upper water fender and
Lower water fender offers opening, the side of upper water fender and lower water fender outside absorption tower through the bottom for absorbing inner wall of tower
It is gradually reduced.
Preferably, the discharge tube is connected to precipitation tank, and the front of discharge tube and be located at precipitation tank outside be provided with
Draw off valve.
Preferably, the collector pipe is connected to close to one end of catch basin with catch basin, the front of the collector pipe and is located at
The outside of catch basin is provided with the valve that catchments.
Preferably, the slurry pipe is connected to close to one end of slurry tank with slurry tank, the front of slurry pipe and be located at slurries
The outside of slot is provided with slurry valve.
Preferably, the bottom of the upper water collector and lower water collector with fortune water pipe tube wall at the top of be connected to, and under catchment
Device is located at the underface of lower water blocking board bottom portion side, and upper water collector is located at the underface of upper water fender bottom side.
Preferably, the shower is located at the surface of precipitation tank.
(3) beneficial effect
The present invention provides a kind of wet desulphurization processing units.What is had has the beneficial effect that:
1, by the mutual cooperation between cooling tube, heating tube, fortune water pipe, Rinsing Area and water pump, make in desulfurizer
Water is heated after utilization cooled utilization again, recycles moisture, reduces the waste of moisture, effectively raise water
Utilization rate, cold water absorb the heat in flue gas, water temperature are also increased while cooling to flue gas, to improve flue gas in next step
Temperature provide heat source, reduce the waste of thermal energy.
2, it is arranged by the fold-line-shaped of upper water fender and lower water fender, reduces flue gas and flow through water fender and lower water fender
Flow velocity, contact the vapor in flue gas adequately with upper water fender and lower water fender, vapor promoted to be attached to water blocking
The bottom of plate and lower water fender, when the weight of water droplet is greater than adhesive force, water droplet is dropped down onto water collector, is collected utilization, is collected
Shampoo point, reduces the waste of moisture, effectively raises the utilization rate of moisture in flue gas.
3, by setting helix tube, be effectively increased the contact area of tube wall and air, increase that moisture flows through away from
From making the heat in moisture be more easier to be pulled away, accelerate the loss of heat in moisture, water concentrates on Heshui after being collected
Pipe, is sprayed by shower, and water dispersion is smaller water droplet by shower, is increased the contact area of moisture and air, is accelerated water
The loss of heat, is conducive to the reduction of moisture temperature in point.
4, catch basin has collected the limewash after reaction, and the limewash and sulphur of fully reacting generate calcium sulfide and is precipitated to collection
The bottom of sink, can be discharged by collector pipe and be collected processing, enter slurry by flume channel for the limewash of fully reacting
In liquid bath, by slurry water pumping to outlet pipe, flue gas is chemically reacted again by spray head, is effectively reduced limewash
Waste, be utilized limewash sufficiently.
5, by setting spray head, limewash in heaps is dispersed into many water droplets, significantly increases limewash
With the contact area of air, the sulphur contact in limewash and flue gas is increased, limewash is reacted adequately with sulphur, effectively mentions
High contact of the limewash with sulphur, generates chemical reaction, forms calcium sulfate precipitation, improve the absorption rate of sulfureous in flue gas, make to take off
The desulfuration efficiency of sulphur device is higher, reacts more abundant.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is schematic diagram of internal structure of the present invention；
Fig. 3 is the partial structurtes enlarged drawing of A in Fig. 1 of the present invention；
Fig. 4 is the partial structurtes enlarged drawing of B in Fig. 1 of the present invention.
In figure: 1 absorption tower, 2 catch basins, 3 collector pipes, 4 are catchmented valve, 5 slurry tanks, 6 slurries pump plates, 7 slurries water pumps, 8
Suction hose, 9 outlet pipes, 10 slurry pipes, 11 slurry valves, 12 air inlets, 13 spray heads, 14 slurry channels, 15 coldplates, 16 are clearly
Sink, 17 precipitation tanks, 18 flume channels, 19 overflow pipes, 20 water pumps, 21 water-supply-pipes, 22 flow pipes, 23 cooling tubes, 24 connecting tubes,
25 heating tubes, 26 fortune water pipes, water collector on 27,28 lower water collectors, 29 lower water fenders, 30 lower water bloking pieces, water fender on 31, on 32
Water bloking piece, 33 Heshui pipes, 34 helix tubes, 35 showers, 36 chimneys, 37 discharge tubes, 38 Draw off valve.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of wet desulphurization processing unit, as shown in Figs 1-4, including absorption tower (1), absorption tower
(1) bottom is communicated with catch basin (2), and catch basin (2) collects the unrestrained slurries in top, and the right side of catch basin (2) is fixedly mounted
Have slurry tank (5), the limewash of desulfurization is installed in slurry tank (5), limewash and reaction of Salmon-Saxl form CaSO3 precipitating, absorption tower
(1) outer surface is successively surrounded with cooling tube (23), heating tube (25) and fortune water pipe (26), cooling tube from top to bottom
(23), heating tube (25) and fortune water pipe (26) etc. are combined into a hot and cold water circulation, and cooling tube (23) is around the outer of absorption tower (1)
Wall, the temperature in absorption tower make the reaction temperature of its sweetening process lower than dew point, improve the rate of desulfurization, heating tube (25) ring
Outer wall around absorption tower (1) increases absorption tower (1) internal temperature, and the flue gas after being conducive to desulfurization promotes discharge, inhales
It receives and is communicated with chimney (36) at the top of tower (1).
The side of catch basin (2) is fixedly installed with collector pipe (3), and catch basin (2) collects the limewash reacted, is reacted
Limewash form CaSO3 and be precipitated to the bottoms of catch basin (2), the one end and catch basin of collector pipe (3) close to catch basin (2)
(2) connection, the front of collector pipe (3) and the outside for being located at catch basin (2) are provided with the valve that catchments (4), and collector pipe (3) is controllable
Catch basin (2) are discharged in slurries after reaction, replace to slurries, and catch basin (2) is fixed far from the other side of collector pipe (3)
It is equipped with slurry tank (5), is fixedly installed between slurry tank (5) and catch basin (2) slurry channels (14), slurry channels (14)
Both ends are connected to catch basin (2) and slurry tank (5) respectively, and the complete limewash of unreacted enters slurries by slurry channels (14)
It is utilized again in slot (5), and slurry channels (14) are not located at the inner wall bottom of catch basin (2), are precipitated to catch basin (2) bottom
The reaction precipitate in portion will not be entered in slurry tank (5) by slurry channels (14), and the one of slurry tank (5) separate catch basin (2)
Side inner wall bottom is provided with slurry pipe (10), and slurry pipe (10) runs through the inner wall of slurry tank (5) and extends to the outer of slurry tank (5)
Portion, slurry pipe (10) are connected to close to the one end of slurry tank (5) with slurry tank (5), and slurry pipe (10) can be to the stone in slurry tank (5)
Buck is replaced, the front of slurry pipe (10) and be located at slurry tank (5) outside be provided with slurry valve (11), slurry tank
(5) side wall and being located above slurry pipe (10) is fixedly installed with slurries pump plate (6), the fixed peace in the top of slurries pump plate (6)
Equipped with slurries water pump (7), the limewash in slurry tank (5) is delivered to sprinkling in absorption tower (1) by slurries water pump (7), to sulphur into
Row absorbs, and the control panel of slurries water pump (7) and peripheral hardware is electrically connected, and the one of the water inlet of slurries water pump (7) and suction hose (8)
End connection, the other end of suction hose (8) run through the outer wall of slurry tank (5) and extend to the inside of slurry tank (5), suction hose (8)
One end far from slurries water pump (7) extends through to the inside of slurry tank (5), and the one of suction hose (8) separate slurries water pump (7)
It holds close to the inner wall bottom of slurry tank (5), suction hose (8) effectively raises slurries water pump (7) close to the bottom and takes out to limewash
The water outlet of the efficiency taken, slurries water pump (7) is connected to one end of outlet pipe (9), and the other end of outlet pipe (9) runs through absorption tower
(1) the outer wall and inside for extending to absorption tower (1) is connected to the top of spray head (13), setting spray head (13) effectively makes
Limewash more disperses, and so that lime water energy is had the reaction of Salmon-Saxl in more contact surfaces and air, accelerates the absorption of sulfureous in flue gas.
The inside on absorption tower (1) and be located at spray head (13) above be provided with water fender (31) and lower water fender
(29), upper water fender (31) and lower water fender (29) slowed down by desulfurization after air velocity, intercepted the water in air
One side bottom of steam, upper water fender (31) is fixedly installed with water bloking piece (32), and upper water fender (31) is far from upper water bloking piece
(32) side runs through the inner wall of absorption tower (1) and extends to the outside of absorption tower (1), and a side bottom of lower water fender (29) is solid
Dingan County is equipped with lower water bloking piece (30), and upper water bloking piece (32) and lower water bloking piece (30) make interception effect more preferably, and lower water fender (29) is remote
Side from lower water bloking piece (30) runs through the inner wall of absorption tower (1) and extends to the outside of absorption tower (1), upper water fender (31) position
In the top of lower water fender (29), and upper water fender (31) and lower water fender (29) are equal in the height of absorption tower (1) interior side
Higher than the height of absorption tower (1) external side, the top of upper water fender (31) and lower water fender (29) is internal with absorption tower (1)
It is fixedly connected, upper water fender (31) and lower water fender (29) offer opening, upper water fender through the bottom of absorption tower (1) inner wall
(31) it is gradually reduced with lower water fender (29) close to absorption tower (1) external side, intercepted vapor coagulates on water fender
Magnificent Cheng Shuizhu, under the effect of gravity, as water fender is fallen.
It is communicated on the right side of absorption tower (1) air inlet (12), flue gas to be desulfurization enters absorption tower by air inlet (12)
(1) inside, air inlet (12) are located at the lower section of spray head (13), coldplate (15) are fixedly installed on the left of absorption tower (1),
Rinsing Area (16) and precipitation tank (17) are fixedly installed at the top of coldplate (15), precipitation tank (17) sinks to the moisture of collection
It forms sediment and cooling, is connected between Rinsing Area (16) and precipitation tank (17) by flume channel (18), the inner wall bottom of precipitation tank (17)
It is provided with discharge tube (37), the separate absorption tower (1) of precipitation tank (17) is run through in one end of discharge tube (37) separate absorption tower (1)
Side inner wall and the outside for extending to precipitation tank (17), discharge tube (37) are connected to precipitation tank (17), and discharge tube (37) is just
The face and outside for being located at precipitation tank (17) is provided with Draw off valve (24), can be internal to precipitation tank (17) by discharge tube (37)
Moisture is discharged, and precipitation tank (17) is communicated with overflow pipe (19) far from a lateral roof of absorption tower (1), and overflow pipe (19) prevents
The excess moisture of collection is overflowed, and the settable device of the other end of overflow pipe (19) is collected processing to water and recycles, Rinsing Area
(16) side close to absorption tower (20) is provided with water pump (20), and the control panel of water pump (20) and peripheral hardware is electrically connected, water pump
(20) water inlet is connected to the one end of water-supply-pipe (21), and the other end of water-supply-pipe (21) is connected to Rinsing Area (16), Rinsing Area
(16) be contained in it is cooling after compared with clean water, the water-cooled effect for recycling water more preferably, the water outlet and flow pipe of water pump (20)
(22) one end connection, the other end of flow pipe (22) is connected to one end of cooling tube (23) bottom, at the top of cooling tube (23)
One end is connected to one end of heating tube (25) bottom, and one end at the top of heating tube (25) and Heshui pipe (33) are close to absorption tower (1)
Side connection, vapor sublimate after water and water circulation in water be incorporated into Heshui pipe (33) and arrange downwards, Heshui pipe
(33) bottom is connected to the top of helix tube (34), and helix tube (34) increases the contact area of moisture and air, is conducive to
The bottom end of the reduction of moisture temperature, helix tube (34) is connected to the top of shower (35), and shower (35) is located at precipitation tank
(17) surface, shower (35) spray moisture, drop down onto precipitation tank (17), the setting of shower (35) makes the cooling of moisture more
What is added is rapid, and Heshui pipe (33) is connected to close to the side of absorption tower (1) with one end of fortune water pipe (26) bottom, fortune water pipe (26)
Water collector (27) and lower water collector (28), the bottom of upper water collector (27) and lower water collector (28) have been fixedly installed at the top of tube wall
Portion with fortune water pipe (26) tube wall at the top of be connected to, and lower water collector (27) be located at lower water fender (29) bottom side just under
Side, upper water collector (28) are located at the underface of upper water fender (31) bottom side, on upper water fender (31) and lower water fender (29)
The droplet of collection is collected into fortune water pipe (26) by upper water collector (27) and lower water collector (28) and is recycled.
Working principle: the flue gas containing sulphur is drifted upwards by the inside that air inlet (12) enter absorption tower (1), slurry water
Limewash is evacuated to spray head (13) and sprayed to flue gas by pump (7), and limewash and reaction of Salmon-Saxl form calcium sulfate precipitation, cooling tube
(23) cold water flowed through in the air internal to absorption tower (1) is cooled down, and the reaction temperature provided in sweetening process is (low
In dew point), heating heating carries out the temperature on absorption tower (1) top in heating tube (25) after the water heat absorption in cooling tube (23)
Heating, the flue gas after making desulfurization, conducive to the discharge of flue gas, upper water fender (31) and lower water fender (29) slow down flue gas
Flow velocity intercept to vapor therein and sublimate, reduced the waste of moisture, heating tube (25) and transports in water pipe (26)
Moisture finally falls in precipitation tank (17) and is re-used, and is sent after cooling to cold water pipe (23) is interior and is recycled, water pump (20)
Power is provided for water circulation.
In conclusion the wet desulphurization processing unit, passes through cooling tube (23), heating tube (25), fortune water pipe (26), clear water
Mutual cooperation between slot (16) and water pump (20), it is again cooled after so that the water in desulfurizer is heated utilization to utilize, make water
Divide and recycled, reduce the waste of moisture, effectively raises the utilization rate of water, cold water absorbs the heat in flue gas, right
Water temperature is also increased while flue gas is cooled down, the temperature for improving flue gas for next step provides heat source, reduces thermal energy
Waste.
Also, it is arranged by the fold-line-shaped of upper water fender (31) and lower water fender (29), reduces flue gas and flow through water blocking
The flow velocity of plate (31) and lower water fender (29) makes vapor in flue gas and upper water fender (31) and lower water fender (29) adequately
Contact, promotes vapor to be attached to the bottom of water fender (31) and lower water fender (29), when the weight of water droplet is greater than adhesive force
When, water droplet drops down onto water collector, is collected utilization, has collected shampoo point in flue gas, reduces the waste of moisture, effective to improve
The utilization rate of moisture.
Also, by setting helix tube (34), it is effectively increased the contact area of tube wall and air, increases moisture stream
The distance of warp makes the heat in moisture be more easier to be pulled away, and accelerates the loss of heat in moisture, and water concentrates on after being collected
Heshui pipe (33) is sprayed by shower (35), and water dispersion is smaller water droplet by shower (35), increases connecing for moisture and air
Contacting surface product, accelerates the loss of heat in moisture, is conducive to the reduction of moisture temperature.
Also, catch basin (2) has collected the limewash after reaction, and it is heavy that the limewash and sulphur of fully reacting generate calcium sulfide
It forms sediment to the bottom of catch basin (2), can be discharged by collector pipe (3) and be collected processing, pass through water for the limewash of fully reacting
Slot channel (18) enters in slurry tank (5), is evacuated in flow pipe (22) by slurries water pump (7), by spray head (13) to flue gas
It chemically reacts again, is effectively reduced the waste of limewash, is utilized limewash sufficiently.
Also, by setting spray head (13), limewash in heaps is dispersed into many water droplets, is significantly increased
The contact area of limewash and air increases the sulphur contact in limewash and flue gas, reacts limewash adequately with sulphur, have
Effect improves contact of the limewash with sulphur, generates chemical reaction, forms calcium sulfate precipitation, improves the absorption speed of sulfureous in flue gas
Rate keeps the desulfuration efficiency of desulfurizer higher, reacts more abundant.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of wet desulphurization processing unit, including absorption tower (1), it is characterised in that: the bottom of the absorption tower (1) is communicated with
Catch basin (2) is fixedly installed with slurry tank (5) on the right side of the catch basin (2), the outer surface of the absorption tower (1) from it is lower to
On be successively surrounded with cooling tube (23), heating tube (25) and fortune water pipe (26), be communicated with cigarette at the top of the absorption tower (1)
Chimney (36)；
The side of the catch basin (2) is fixedly installed with collector pipe (3), the other side of the catch basin (2) far from collector pipe (3)
It is fixedly installed with slurry tank (5), is fixedly installed with slurry channels (14), the slurry between the slurry tank (5) and catch basin (2)
Liquid bath (5) is provided with slurry pipe (10) far from the side inner wall bottom of catch basin (2), and the slurry pipe (10) runs through slurry tank
(5) inner wall and the outside for extending to slurry tank (5), the side wall of the slurry tank (5) and the top for being located at slurry pipe (10) is solid
Dingan County is equipped with slurries pump plate (6), is fixedly installed with slurries water pump (7) at the top of the slurries pump plate (6), slurries water pump (7) with
The control panel of peripheral hardware is electrically connected, and the water inlet of the slurries water pump (7) is connected to one end of suction hose (8), the water suction
The other end of pipe (8) runs through the outer wall of slurry tank (5) and extends to the inside of slurry tank (5), the water outlet of the slurries water pump (7)
Mouth is connected to one end of outlet pipe (9), and the other end of the outlet pipe (9) runs through the outer wall of absorption tower (1) and extends to absorption
The inside of tower (1) is connected to the top of spray head (13)；
The inside of the absorption tower (1) and be located at spray head (13) above be provided with water fender (31) and lower water fender
(29), a side bottom of the upper water fender (31) is fixedly installed with water bloking piece (32), and upper water fender (31) is far from upper water blocking
The side of block (32) runs through the inner wall of absorption tower (1) and extends to the outside of absorption tower (1), the side of the lower water fender (29)
Bottom is fixedly installed with lower water bloking piece (30), and side of the lower water fender (29) far from lower water bloking piece (29) is through absorption tower (1)
Inner wall and the outside for extending to absorption tower (1)；
It is communicated with air inlet (12) on the right side of the absorption tower (1), the air inlet (12) is located at the lower section of spray head (13), institute
It states and is fixedly installed on the left of absorption tower (1) coldplate (15), be fixedly installed with Rinsing Area at the top of the coldplate (15)
(16) and precipitation tank (17) it, is connected between the Rinsing Area (16) and precipitation tank (17) by flume channel (18), the precipitating
The inner wall bottom of slot (17) is provided with discharge tube (37), and the discharge tube (37) runs through precipitation tank far from the one end of absorption tower (1)
(17) the side inner wall on separate absorption tower (1) and the outside for extending to precipitation tank (17), the precipitation tank (17) is far from absorption
One lateral roof of tower (1) is communicated with overflow pipe (19), and the Rinsing Area (16) is provided with water pump close to the side of absorption tower (20)
(20), the control panel of water pump (20) and peripheral hardware is electrically connected, the water inlet of the water pump (20) and the one end of water-supply-pipe (21)
Connection, the other end of water-supply-pipe (21) is connected to Rinsing Area (16), and the one of the water outlet of the water pump (20) and flow pipe (22)
End connection, the other end of the flow pipe (22) are connected to one end of cooling tube (23) bottom, one end at the top of cooling tube (23)
It is connected to one end of heating tube (25) bottom, one end at the top of the heating tube (25) and Heshui pipe (33) are close to absorption tower (1)
Side connection, the bottom of the Heshui pipe (33) is connected to the top of helix tube (34), the bottom end of helix tube (34) and
The top of shower (35) is connected to, and the Heshui pipe (33) connects close to the side of absorption tower (1) and one end of fortune water pipe (26) bottom
It is logical, water collector (27) and lower water collector (28) have been fixedly installed at the top of the tube wall of fortune water pipe (26).
2. a kind of wet desulphurization processing unit according to claim 1, it is characterised in that: the two of the slurry channels (14)
End is connected to catch basin (2) and slurry tank (5) respectively, and slurry channels (14) are not located at the inner wall bottom of catch basin (2).
3. a kind of wet desulphurization processing unit according to claim 1, it is characterised in that: the suction hose (8) is far from slurry
One end of liquid water pump (7) extends through to the inside of slurry tank (5), and the one end of suction hose (8) far from slurries water pump (7) is close
The inner wall bottom of slurry tank (5).
4. a kind of wet desulphurization processing unit according to claim 1, it is characterised in that: the upper water fender (31) is located at
The top of lower water fender (29), and upper water fender (31) and lower water fender (29) are high in the height of absorption tower (1) interior side
Height in absorption tower (1) external side.
5. a kind of wet desulphurization processing unit according to claim 1, it is characterised in that: the upper water fender (31) and under
The top of water fender (29) is fixedly connected with absorption tower (1) inside, and upper water fender (31) and lower water fender (29) are through absorption
The bottom of tower (1) inner wall offers opening, upper water fender (31) and lower water fender (29) close to absorption tower (1) external side by
It is tapered small.
6. a kind of wet desulphurization processing unit according to claim 1, it is characterised in that: the discharge tube (37) and precipitating
Slot (17) connection, and the front of discharge tube (37) and be located at precipitation tank (17) outside be provided with Draw off valve (24).
7. a kind of wet desulphurization processing unit according to claim 1, it is characterised in that: the collector pipe (3) is close to collection
One end of sink (2) is connected to catch basin (2), the front of the collector pipe (3) and be located at catch basin (2) outside be provided with collection
Penstock (4).
8. a kind of wet desulphurization processing unit according to claim 1, it is characterised in that: the slurry pipe (10) is close to slurry
One end of liquid bath (5) is connected to slurry tank (5), the front of slurry pipe (10) and be located at slurry tank (5) outside be provided with slurries
Valve (11).
9. a kind of wet desulphurization processing unit according to claim 1, it is characterised in that: the upper water collector (27) and under
The bottom of water collector (28) is connected to at the top of the tube wall of fortune water pipe (26), and lower water collector (27) is located at lower water fender (29) bottom
The underface of portion side, upper water collector (28) are located at the underface of upper water fender (31) bottom side.
10. a kind of wet desulphurization processing unit according to claim 1, it is characterised in that: the shower (35) is located at heavy
The surface of shallow lake slot (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710722431.2A CN109420421A (en) | 2017-08-22 | 2017-08-22 | A kind of wet desulphurization processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710722431.2A CN109420421A (en) | 2017-08-22 | 2017-08-22 | A kind of wet desulphurization processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109420421A true CN109420421A (en) | 2019-03-05 |
Family
ID=65497322
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710722431.2A Withdrawn CN109420421A (en) | 2017-08-22 | 2017-08-22 | A kind of wet desulphurization processing unit |
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| Country | Link |
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| CN (1) | CN109420421A (en) |
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