CN208794436U - A kind of boiler exhaust gas disappears white with air inlet pre-heating system - Google Patents
A kind of boiler exhaust gas disappears white with air inlet pre-heating system Download PDFInfo
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- CN208794436U CN208794436U CN201821363413.6U CN201821363413U CN208794436U CN 208794436 U CN208794436 U CN 208794436U CN 201821363413 U CN201821363413 U CN 201821363413U CN 208794436 U CN208794436 U CN 208794436U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model discloses a kind of boiler exhaust gas and disappears white with air inlet pre-heating system, which mainly includes that flue gas disappears three white device, inlet air of boiler preheating device and cooling water device for making parts.Wherein, high temperature and humidity boiler smoke after desulphurization denitration is entered by the disappear bottom of white device of flue gas, it is discharged after dehumidifying, cooling and the white processing that disappears by upper outlet, cooling water needed for flue gas cooling procedure is provided by cooling water device for making, and flue gas disappears hot water caused by white process then in inlet air of boiler preheating device for the preheating of inlet air of boiler；Whole system can effectively realize the white and pollutant catabolic gene that disappears of boiler exhaust gas, and can utilize waste-heat air inlet, promotion boiler efficiency.
Description
Technical field
Cooling is carried out to boiler smoke using circulated sprinkling hot and cold water disappear white processing and right the utility model relates to a kind of
The system that inlet air of boiler carries out the pre-heat treatment, belongs to energy source use and technical field of environmental management.
Background technique
Due to the acceleration and population rapid growth of fossil fuel consumption, sent out in the surrounding city and industrial area of population concentration
More serious environmental problem is given birth to.Wherein, atmosphere pollution caused by the gas that is generated in fossil fuel combustion process, dust
Problem is particularly acute.Combustion gas (fire coal) boiler is the heat resource form that the central heating of northern China cities and towns generallys use, boiler operatiopn
When its smoke evacuation in containing the pernicious gases such as a large amount of sulfur dioxide and nitrogen oxides, so it before discharging often will be by corresponding
The processing of desulfuring and denitrifying apparatus can be only achieved discharge standard set by various environmental improvement regulations.However, through desulphurization denitration
Treated that flue gas is substantially at the saturation state between 50 DEG C~60 DEG C for device, during being discharged into atmosphere, due to flue gas
Water capacity is larger, there is liquid water precipitation in the cooling mixed process with air, forms white " plume ".White " plume " is serious
The visibility of air is affected, and can constantly absorb harmful dust in dropping process and generate haze, around smoke evacuation region
Environment causes strong influence.For this case, various regions government has put into effect various supplement regulations and environmental protection again in succession
Regulations, and action is administered in the smoke evacuation for carrying out " flue gas takes off white " extensively.
The flue gas white technology that disappears is broadly divided into the heating white and cooling dehumidification that disappears and disappears white two class at present.It is to utilize 100 that heating, which disappears white,
DEG C or more high temperature heat source 50 DEG C~60 DEG C of saturation wet flue gas is directly heated to 90 DEG C or more, reduce flue gas relative humidity, make
It is discharged into the technology that vapor is not precipitated in air, such technology needs to consume additional heat source and causes great energy
Waste, is gradually eliminated；It is that flue gas is carried out being cooled to 25 DEG C or so and be condensed using external cold source that cooling dehumidification, which disappears white,
Dehumidification, after be warming up to 45 DEG C or so reduction relative humidity again, disappear white technology to realize, such technology can pass through recirculated water
Heat in recovered flue gas, while can effectively reduce the content of sulfur dioxide in flue gas, nitrogen oxides and harmful dust, by
Gradually it is widely popularized.
Although cooling dehumidification disappears white technology with apparent advantage, existing system remains equipment investment amount
Greatly, the unreasonable waste for leading to the energy and recirculated water of process design, equipment corrode the problems such as rapid, need further complete
It is kind.
Utility model content
Purpose of utility model: in order to overcome existing boiler smoke to disappear the defect of white device, and to more than in boiler smoke
Thermal resource is efficiently used, and promotes boiler efficiency, the utility model provide a kind of boiler exhaust gas disappear it is white with air inlet pre-heating system.
The system realizes the cool-down dehumidification of boiler smoke using circulation water spray, while recirculated water will condense that heat transfer is subsequent to continue the row of being used for
The cooling water of the heating wet down of cigarette and the preheating of inlet air of boiler, boiler flue gas cool-down dehumidifying passes through evaporation using outer low temperature air
Cooling principle is produced.Whole system form is simple, and efficiency utilization rate is high, is expected to substitute existing flue gas and disappears white technology.
Technical solution: a kind of boiler exhaust gas of the utility model disappears white with air inlet pre-heating system, is mainly disappeared white dress by flue gas
It sets, three parts of inlet air of boiler preheating device and cooling water device for making form；Wherein, flue gas disappears white device for boiler smoke
Cool-down dehumidification and condensing units, inlet air of boiler preheating device using absorb the circulating hot water of condensation heat to inlet air of boiler into
Row preheating, cooling water device for making produce cooling water to circulating water cooling using outdoor low temperature fresh air, according to evaporation cooling principle.
Specifically, a kind of boiler exhaust gas disappears, the white flue gas with air inlet pre-heating system disappears in white device, through desulphurization denitration
The boiler smoke that high temperature is saturated after device processing is entered by bottom inlet, first by cool-down dehumidification for the first time in spray column one；Spray
Leaching tower one is the remaining hot water sprayed by first heat water-spraying's device and is fallen by top spray column two by what tower top to tower bottom flowed
Under cooling water composed by mixing circulation water, the dew point temperature of circulating water temperature in spray column one lower than the boiler smoke entered
Degree, so flue gas can be absorbed the hot-tub for falling into bottom after flue gas heat and moisture by cool-down dehumidification, recirculated water；By spraying
The flue gas that tower one flows out subsequently enters spray column two and is cooled down twice and dehumidifies, the dew point of flue gas after cool-down dehumidification for the first time
Temperature is greatly reduced, so use the cooling water of low temperature in spray column two, flue gas is in spray column two and low-temperature cooling water
Heat and mass realizes reducing temperature twice dehumidifying, and the low-temperature cooling water of spray column two is sprayed by cool water shower device, and cooling water is by cooling down
Water device for making provides；By spray column two, treated that flue gas is in low temperature saturation state, if being directly discharged to air at this time
In be still easy that vapor is precipitated, therefore flue gas then passes through the first surface air cooler and carries out reheating, it is opposite after flue-gas temperature increases
Humidity becomes smaller, and it is not in white cigarette phenomenon that the flue gas of the outlet outflow of top smoke evacuation at this time, which gets into the air,；Make in first surface air cooler
Renewable source is the circulating hot water in hot-tub.
Further, boiler smoke disappear white bottom of device hot-tub circulating hot water by heat-exchanger pump deliver into hot water confession
Water standpipe, circulating hot water are used as the reheating of smoke evacuation and the preheating of inlet air of boiler.Recirculated water in hot water water supply standpipe is divided into two
Divide and use, respectively enters the first hot water branch water inlet pipe and the second hot water branch water inlet pipe；Wherein, the first hot water branch water inlet pipe
Into the first surface air cooler, for reheating of discharging fume, the cycling hot water of this branch distribution is the 60% of the total hot water amount of standpipe, hot water amount
By the first hot water valve control being arranged on branch road；Second hot water branch water inlet pipe enters the second surface air cooler, is used for inlet air of boiler
Preheating, this branch distribution cycling hot water be the total hot water amount of standpipe 40%, hot water amount by be arranged on branch road second
Hot water valve control.
A kind of boiler exhaust gas disappears white the second surface air cooler setting with air inlet pre-heating system in inlet air of boiler preheating device
It is interior.Outdoor fresh air is heated after being entered by air inlet preheating device bottom by the second surface air cooler, and the fresh air after heating is subsequently sent to
Boiler is used as inlet air of boiler, can promote the thermal efficiency of boiler.
Further, the circulating hot water in the first hot water branch water inlet pipe and the second hot water branch water inlet pipe is respectively first
After displaced partial heat in surface air cooler and the second surface air cooler, it is discharged by the first hot water branch water outlet and the second hot water branch
Mouth converges in hot water backwater's standpipe.Then, the circulating hot water after cooling is again split into two parts, respectively enters third hot water branch
Road and the 4th hot water branch.Wherein, third hot water branch and the flue gas first heat water-spraying's device in white device that disappears are connected, this portion
The cool-down dehumidification for dividing hot water to be used for high temperature and humidity flue gas, the cycling hot water of distribution are the 35% of hot water backwater's standpipe total Water,
By the third hot water valve control being arranged on branch road；4th hot water branch is then connected to the second hot water in cooling water device for making
Spray thrower, this part hot water are the 65% of hot water backwater's standpipe total Water for producing cooling water, the cycling hot water of distribution, by
The 4th hot water valve control on branch road is set.
A kind of boiler exhaust gas disappears white interior equipped with the second heat water-spraying with cooling water device for making in air inlet pre-heating system
Device and spray column three are sprayed to the hot water on spray column three by second heat water-spraying's device and are entered the outdoor of cooling water device for making
Low temperature fresh air carries out heat and mass, and the cooling pond of cooling water device for making bottom is entered after final hot water is cooled, is absorbed
The fresh air of heat and moisture is then discharged by upper outlet.Further, the cooling water in cooling pond is then defeated by cooling water pump
It is sent to cold water water supply standpipe, cold water water supply standpipe is connected to the cool water shower device that flue gas disappears in white device, the drop for flue gas
Temperature dehumidifying.
A kind of boiler exhaust gas disappear it is white with air inlet pre-heating system used in circulated sprinkling hot water or cold water be all made of hydrogen-oxygen
Change sodium solution to neutralize, the bottom of pond pH value in hot and cold pond is adjusted to 7~8 range；Further, flue gas disappears the spray in white device
The spray column three in tower one, spray column two and cooling water device for making is drenched, square shaped regular filler is all made of, by polystyrene
Corrugated filler is made loaded on filler module is made in box in material, and multiple frame-type fillers are stacked up and are placed in tower, in frame
Filler core uses the two-sided compound nonwoven cloth of PVC, can be resistant to 100 DEG C or less high temperature and corrosion for a long time.
The utility model has the advantages that
1, after this system is handled the exhaust temperature of boiler smoke can be effectively reduced, the relative humidity of flue gas emission it is also big
Width reduces, and eliminates the existing white haze phenomenon of boiler chimney smoke evacuation；Pass through spray process simultaneously, can reduce two in flue gas
Sulfur oxide content 50%~60%, amount of nitrogen oxides 10% and Dust Capacity 30%~40%；The environmental benefit of system entirety is bright
It is aobvious.
2, for flue gas cool-down and the cooling water of dehumidifying, the cooling water device for making as set by system itself is produced, and is adopted
Cold source is free outdoor fresh air, and the energy consumption and cost of system can substantially be dropped compared to conventional boiler exhaust smoke processing device
It is low.
3, the residual heat resources in reasonable utilization boiler smoke, it is real in the inlet air of boiler preheating device by circulating hot water
The preheating for having showed inlet air of boiler (outdoor fresh air) can effectively improve efficiency when boiler operatiopn, while promote work where boiler
The whole thermal efficiency of factory.
4, it is directly heated compared to boiler exhaust gas or the dehumidification draining technology that cools down, the advantage of system solution is equipment shape
Formula is more simple, without additional external Cooling and Heat Source, realizes the control of flue gas pollutant discharge, and can effectively utilize cigarette
The waste heat of gas, improves energy utilization rate.
Detailed description of the invention
Fig. 1 is the system flow schematic diagram of the utility model；
Have in Fig. 1: flue gas disappears white device 1, inlet air of boiler preheating device 2, the outlet of 201 first fresh air of the first fresh inlet
202, cooling water device for making 3, the second fresh inlet 301, the second fresh air outlet 302, spray column 1, first heat water-spraying's device
5, spray column 26, cool water shower device 7, the first surface air cooler 8, smoke evacuation outlet 81, heat-exchanger pump 9, the first hot water valve 10, the second heat
Water valve 11, the second surface air cooler 12, third hot water valve 13, the 4th hot water valve 14, second heat water-spraying's device 15, spray column 3 16 are cold
But water pump 17, hot-tub 18, boiler smoke import 181, hot water water supply standpipe 19, the first hot water branch water inlet pipe 191, the second heat
Water branch water inlet pipe 192, the first hot water branch outlet pipe 193, the second hot water branch outlet pipe 194, hot water backwater's standpipe 20, the
Three hot water branches 2001, the 4th hot water branch 2002, water cooling pond 21, cold water water supply standpipe 22.
Specific embodiment
Specific embodiment of the present utility model is further illustrated in conjunction with attached drawing 1.
A kind of boiler exhaust gas as shown in Figure 1 disappears white with air inlet pre-heating system, mainly includes that flue gas disappears white device 1, boiler
Enter the wind preheating device 2 and cooling water device for making 3.Flue gas, which disappears, is provided, in sequence from bottom to top, with hot-tub 18, spray column in white device 1
One 4, first heat water-spraying's device 5, spray column 26, cool water shower device 7 and the first surface air cooler 8.Wherein, boiler smoke is by bottom
Import enters flue gas and disappears white device 1, and through spray column 1 by preliminary cooling and dehumidifying, spray column 1 is flowed by tower top to tower bottom
The cooling water for being the remaining hot water sprayed as first heat water-spraying's device 5 and being fallen as top spray column 26 composed by mix and follow
Ring water, the temperature of mixing circulation water is lower than the dew-point temperature of high temperature and humidity flue gas at this time, and flue gas is followed heat and moisture transfer
Ring water, the recirculated water after heating enter bottom hot-tub.Spray column 26 is subsequently entered by the flue gas that spray column 1 flows out to carry out
Reducing temperature twice and dehumidifying, what spray column 26 was flowed by tower top to tower bottom is the low-temperature cooling water sprayed by cool water shower device 7,
Low-temperature cooling water is provided by cooling water device for making.The flue gas flowed out through spray column two is low temperature saturation state, need to pass through reheating
Draining into air after offer temperature and relative humidity just not will form white cigarette.By spray column 26 flow out low temperature saturated flue gas with
After flow through the first surface air cooler 8, low temperature saturated flue gas is heated up when the first surface air cooler 8 by hot water therein and relative humidity substantially drops
Low, disappearing white device 1 through flue gas treated, smoke evacuation is subsequently inputted into external chimney.
The disappear hot-tub outlet of white 1 bottom of device of flue gas is connected to heat-exchanger pump 9, and the outlet connection hot water of heat-exchanger pump 9 supplies water
Standpipe 19, hot water water supply standpipe 19 is pointed out in the A of standpipe is divided into the first hot water branch water inlet pipe 191 and the water inlet of the second hot water branch
192 two parts of pipe, wherein the first hot water branch water inlet pipe 191 is connected to the first surface air cooler 8, the second hot water branch water inlet pipe 192
It is connected to the second surface air cooler 12, the first hot water branch road is equipped with the by A point to the pipeline between 8 hot water inlet of the first surface air cooler
One hot water valve 10, the second hot water branch road are equipped with the second hot water by A point to the pipeline between 12 hot water inlet of the second surface air cooler
Valve 11, for controlling the distribution of hot water flow；Wherein, the hot water amount of the first hot water branch water inlet pipe 191 is assigned to as hot water confession
The 60% of 19 total flow of water standpipe, the hot water amount for being assigned to the second hot water branch water inlet pipe 192 is 40%.
The second surface air cooler 12 is equipped in inlet air of boiler preheating device 2, outdoor low temperature fresh air is by 2 bottom of inlet air of boiler preheating device
The first fresh inlet of portion 201 flows through the second surface air cooler 12 after flowing into, new after heating by the hot water heating in the second surface air cooler 12
External boiler is sent into the first fresh air outlet 202 that wind then passes through 2 top of inlet air of boiler preheating device, is promoted as inlet air of boiler
Boiler for producing efficiency.
The first hot water branch outlet pipe 193 and 12 hot water outlet of the second surface air cooler where first surface air cooler, 8 hot water outlet
The second hot water branch outlet pipe 194 at place, is mutually compiled in B point on hot water backwater's standpipe 20.Then, hot water backwater's standpipe 20 exists
C point is divided into 2,002 two parts of third hot water branch 2001 and the 4th hot water branch again, wherein third hot water branch 2001 connects
To the hot water inlet pipeline of first heat water-spraying's device 5, third hot water branch 2001 is equipped with the 4th hot water valve 14 for controlling heat
Water flow；4th hot water branch 2002 is connected to the hot water inlet pipeline of second heat water-spraying's device 15, and the 4th hot water branch road is set
There is third hot water valve 13 for controlling hot water flow.The hot water amount for being assigned to third hot water branch 2001 is that hot water backwater's standpipe is total
The 35% of flow, the hot water amount for being assigned to the 4th hot water branch 2002 is 65%.
Further, a kind of boiler exhaust gas disappears white interior by bottom with cooling water device for making 3 in air inlet pre-heating system
Water cooling pond 21, spray column 3 16 and second heat water-spraying's device 15 are disposed with to top.Outdoor low temperature fresh air is by cooling water system
It takes 3 the second fresh inlet of bottom 301 of device to enter, then passes through spray column 3 16 from bottom to top, low temperature fresh air is in spray column three
The hot water sprayed in 16 with second heat water-spraying's device 15 carries out caloic and exchanges, by the second fresh air after fresh air absorption moisture and heat
302 discharge of outlet, hydro-thermal, which transfers heat to after fresh air, to be converted into low-temperature cooling water and enters water cooling pond 21；Cooling water device for making
The outlet of 3 bottom water cooling ponds is connected to cooling water pump 17, and the outlet of cooling water pump 17 is connected with cold water water supply standpipe 22, and cold water supplies
Water standpipe 22 is then connected to the cooling water inlet of cool water shower device 7.
Spray column is all made of square shaped regular filler in the present apparatus, and corrugated filler is made loaded on box in polystyrene material
Filler module is inside made, multiple frame-type fillers are stacked up and are placed in tower, filler core uses the two-sided composite non woven of PVC in frame
Cloth can be resistant to 100 DEG C or less high temperature and corrosion for a long time.And since boiler smoke is weakly acidic, it is followed used in this system
Ring spray leaching hot water or cold water is all made of sodium hydroxide solution neutralization, and the bottom of pond pH value in cold and hot pond is adjusted to 7~8 range, to prevent
The corrosion of equipment.
The present apparatus has the beneficial effect that:
The utility model has the advantages that
1, after this system is handled the exhaust temperature of boiler smoke can be effectively reduced, the relative humidity of flue gas emission it is also big
Width reduces, and eliminates the existing white haze phenomenon of boiler chimney smoke evacuation；Pass through spray process simultaneously, can reduce two in flue gas
Sulfur oxide content 50%~60%, amount of nitrogen oxides 10% and Dust Capacity 30%~40%；The environmental benefit of system entirety is bright
It is aobvious.
2, for flue gas cool-down and the cooling water of dehumidifying, the cooling water device for making as set by system itself is produced, and is adopted
Cold source is free outdoor fresh air, and the energy consumption and cost of system can substantially be dropped compared to conventional boiler exhaust smoke processing device
It is low.
3, the residual heat resources in reasonable utilization boiler smoke, it is real in the inlet air of boiler preheating device by circulating hot water
The preheating for having showed inlet air of boiler (outdoor fresh air) can effectively improve efficiency when boiler operatiopn, while promote work where boiler
The whole thermal efficiency of factory.
4, it is directly heated compared to boiler exhaust gas or the dehumidification draining technology that cools down, the advantage of system solution is equipment shape
Formula is more simple, without additional external Cooling and Heat Source, realizes the control of flue gas pollutant discharge, and can effectively utilize cigarette
The waste heat of gas, improves energy utilization rate.
The above is only the preferred embodiment of the utility model, is not intended to limit the utility model, it is noted that
For those skilled in the art, without deviating from the technical principle of the utility model, it can also do
Several improvements and modifications out, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (5)
1. a kind of boiler exhaust gas disappear it is white with air inlet pre-heating system, it is characterised in that: the system comprises flue gas disappear white device (1),
Inlet air of boiler preheating device (2) and cooling water device for making (3)；
Wherein, the high temperature and humidity boiler smoke after desulphurization denitration by flue gas disappear white device (1) bottom enter, through dehumidifying,
It is discharged after the cooling and white processing that disappears by upper outlet, cooling water needed for flue gas cooling procedure is mentioned by cooling water device for making (3)
For, and flue gas disappears hot water caused by white process then in inlet air of boiler preheating device (2) for the preheating of inlet air of boiler；
The flue gas disappear the hot-tub (18) for setting gradually and being interconnected from bottom to top in white device (1), spray column one (4),
First heat water-spraying's device (5), spray column two (6), cool water shower device (7) and the first surface air cooler (8)；Boiler smoke is by hot-tub
(18) the boiler smoke import (181) of side enters, by smoke evacuation outlet (81) discharge for being located at the first surface air cooler (8) top；Institute
Hot-tub outlet connection heat-exchanger pump (9) is stated, the outlet of the heat-exchanger pump (9) connects hot water water supply standpipe (19), and the hot water supplies
Water standpipe (19) is pointed out in the A of standpipe is divided into the first hot water branch water inlet pipe (191) and the second hot water branch water inlet pipe (192) two
Branch pipe；Wherein, the first hot water branch water inlet pipe (191) is connected to the first surface air cooler (8), the second hot water branch into
Water pipe (192) is connected to second surface air cooler (12) internal positioned at the inlet air of boiler preheating device (2)；The first hot water branch
Road water inlet pipe (191) is equipped with the first hot water valve (10), and the second hot water branch water inlet pipe (192) is equipped with the second hot water valve
(11), first hot water valve (10) and the second hot water valve (11) are used to control the distribution of hot water flow；
Outdoor low temperature fresh air flows through after being flowed by its first fresh inlet of bottom (201) in the inlet air of boiler preheating device (2)
Second surface air cooler is heated in (12), and the fresh air after heating is then by being located at the top of the inlet air of boiler preheating device (2)
First fresh air exports (202) and is sent into external boiler；The first hot water branch water outlet where first surface air cooler (8) hot water outlet
Pipe (193) intersects with the second hot water branch outlet pipe (194) where the second surface air cooler (12) hot water outlet is connected to heat
B point on water return riser (20)；Hot water backwater's standpipe (20) is divided into third hot water branch (2001) and the 4th heat in C point
(2002) two branch pipes of water branch；Wherein, the third hot water branch (2001) is connected to the hot water of first heat water-spraying's device (5)
Inlet pipeline, the third hot water branch (2001) are equipped with the 4th hot water valve (14) for controlling hot water flow；Described 4th
Hot water branch (2002) is connected to the hot water inlet of second heat water-spraying's device (15) in the cooling water device for making (3)
Pipeline, the 4th hot water branch (2002) are equipped with third hot water valve (13) for controlling hot water flow；
Water cooling pond (21), the spray column for being set gradually and being interconnected to top by bottom in the cooling water device for making (3)
Three (16) and second heat water-spraying's device (15)；Outdoor low temperature fresh air by cooling water device for making (3) second fresh air of bottom into
Mouth (301) enters in water cooling pond (21), by the second fresh air outlet (302) discharge at the top of the cooling water device for making (3)；
The outlet of cooling water device for making (3) bottom water cooling pond is connected to cooling water pump (17), the outlet of cooling water pump (17) with
Cold water water supply standpipe (22) is connected, and the cold water water supply standpipe is then connected to the import of the cool water shower device (7).
The white and air inlet pre-heating system 2. a kind of boiler exhaust gas as described in claim 1 disappears, it is characterised in that: first hot water
Valve (10) is distributed 60% of flow in the hot water water supply standpipe (19) into the first hot water branch water inlet pipe (191),
Second hot water valve (11) by the hot water water supply standpipe (19) flow 40% distribution to the second hot water branch into
In water pipe (192)；The third hot water valve (13) is distributed 65% of flow in hot water backwater's standpipe (20) to the 4th heat
Water branch (2002), the 4th hot water valve (14) are hot to the third by 35% distribution of flow in hot water backwater's standpipe (20)
In water branch (2001).
The white and air inlet pre-heating system 3. a kind of boiler exhaust gas as described in claim 1 disappears, it is characterised in that: the spray column one
(4), spray column two (6) and spray column three (16) are all made of square shaped regular filler.
The white and air inlet pre-heating system 4. a kind of boiler exhaust gas as claimed in claim 3 disappears, it is characterised in that: the filler is more
A frame-type filler module stack forms；The filler module includes box and the core of filling out that is placed in box, and the core of filling out includes side
The corrugated polystyrene material of shape wraps up the two-sided compound nonwoven cloth of PVC of the corrugated polystyrene material.
The white and air inlet pre-heating system 5. a kind of boiler exhaust gas as described in claim 1 disappears, it is characterised in that: used in system
Hot water or cold water be all made of sodium hydroxide solution neutralization, the water cooling pond (21), hot-tub (18) bottom of pond pH value be 7~8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821363413.6U CN208794436U (en) | 2018-08-23 | 2018-08-23 | A kind of boiler exhaust gas disappears white with air inlet pre-heating system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821363413.6U CN208794436U (en) | 2018-08-23 | 2018-08-23 | A kind of boiler exhaust gas disappears white with air inlet pre-heating system |
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| CN208794436U true CN208794436U (en) | 2019-04-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980879A (en) * | 2018-08-23 | 2018-12-11 | 常州磐石节能科技有限公司 | A kind of boiler exhaust gas disappears white with air inlet pre-heating system |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980879A (en) * | 2018-08-23 | 2018-12-11 | 常州磐石节能科技有限公司 | A kind of boiler exhaust gas disappears white with air inlet pre-heating system |
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