CN109260949A - A kind of fire retardant anticorrosion erosion regenerator - Google Patents
A kind of fire retardant anticorrosion erosion regenerator Download PDFInfo
- Publication number
- CN109260949A CN109260949A CN201811444052.2A CN201811444052A CN109260949A CN 109260949 A CN109260949 A CN 109260949A CN 201811444052 A CN201811444052 A CN 201811444052A CN 109260949 A CN109260949 A CN 109260949A
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- section
- regenerator
- fire retardant
- deck
- flapper
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 14
- 230000003628 erosive effect Effects 0.000 title description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 81
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 40
- 238000001816 cooling Methods 0.000 claims abstract description 36
- 239000007789 gas Substances 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 238000005204 segregation Methods 0.000 claims abstract description 21
- 238000005192 partition Methods 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 38
- 229910052799 carbon Inorganic materials 0.000 abstract description 37
- 239000003054 catalyst Substances 0.000 abstract description 37
- 239000003546 flue gas Substances 0.000 description 13
- 239000003610 charcoal Substances 0.000 description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008929 regeneration Effects 0.000 description 7
- 238000011069 regeneration method Methods 0.000 description 7
- 238000007789 sealing Methods 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000003463 adsorbent Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000571 coke Substances 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 4
- 230000023556 desulfurization Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000005815 base catalysis Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000001535 kindling effect Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910001868 water Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAQHXGSHRMHVMU-UHFFFAOYSA-N [S].[S] Chemical compound [S].[S] XAQHXGSHRMHVMU-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- FWFGVMYFCODZRD-UHFFFAOYSA-N oxidanium;hydrogen sulfate Chemical compound O.OS(O)(=O)=O FWFGVMYFCODZRD-UHFFFAOYSA-N 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- B01D53/96—Regeneration, reactivation or recycling of reactants
-
- 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
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8609—Sulfur oxides
-
- 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
- B01D53/86—Catalytic processes
- B01D53/8659—Removing halogens or halogen compounds
Abstract
The present invention relates to a kind of fire retardant anticorrosions to lose regenerator, is divided into charge section, bringing-up section, segregation section, cooling section and unloading part from top to bottom inside regenerator；Heating tube is equipped with inside bringing-up section, heating tube upper and lower ends are connected to charge section and segregation section respectively, and cooling tube is equipped in cooling section, and cooling tube upper and lower ends are connected to segregation section and unloading part respectively；The first nitrogen inlet is equipped at the top of regenerator, bottom is equipped with the 4th nitrogen inlet；The first double-deck flapper is equipped at the top of regenerator, first nitrogen inlet is located in the middle part of the first double-deck flapper, it regenerates tower bottom and is equipped with the second double-deck flapper, 4th nitrogen inlet is located in the middle part of the second double-deck flapper, the present invention is passed through nitrogen by upper and lower ends, is in carbon base catalyst in the regenerator of anaerobic, positive pressure environment, when heating carbon base catalyst, it can guarantee and case of fire does not occur, and be avoided that generation parsing gas attack regenerator.
Description
Technical field
The present invention relates to a kind of fire retardant anticorrosions to lose regenerator, and in particular to one kind is using carbon base catalyst as adsorbent and catalysis
Anti- kindling, anticorrosion regenerator in the boiler smoke combined desulfurization and denitration device of agent, belong to field of environment engineering technology.
Background technique
Charcoal base catalysis method flue gas desulfurization and denitrification technical principle are as follows: flue gas under the absorption and catalytic action of carbon base catalyst,
SO in flue gas2And O2And H20, which reacts, generates H2SO4, H2SO4It is adsorbed in carbon base catalyst micropore；Charcoal base is utilized simultaneously
The catalytic performance of catalyst, NOx and dilution ammonia occur catalytic reduction reaction and generate N in flue gas2, the desulfurization for realizing flue gas is de-
Nitre, the carbon base catalyst after adsoption catalysis reaction recycle after being regenerated.Dilution ammonia is injected in desulfuring and denitrifying apparatus, is used
It is N by the NOx conversion in flue gas in the denitration reaction for realizing gas cleaning process2。
After carbon base catalyst absorption SO2 reaches saturation state, regenerator is moved out to from desulphurization denitration tower.By regenerating
Journey, the substance being adsorbed on carbon base catalyst parse, and parsing product contains the SO2 of higher concentration, sulfuric acid easy to produce, sulphur
Sulphur etc. has the product of higher utility value, realizes the resource utilization in flue gas after pollutant removing.
Carbon base catalyst used by charcoal base catalysis method flue gases purification be a kind of carbon content is higher, pore structure very
Solid particulate materials abundant.This catalyst has very strong adsorption capacity, and energy to pollutants such as SO2, SO3 in flue gas
Regeneration is realized by modes such as heating, and performance is unattenuated after regeneration, is widely used in various industries.But carbon base catalyst
It is a kind of combustible, it is possible to Ignition Phenomena occur in desulphurization denitration tower, to jeopardize the safe operation of system and equipment.
In regenerator, carbon base catalyst is heated to 400~500 DEG C, has reached or close to 430 DEG C of burning point of carbon base catalyst.Charcoal base
In catalyst (or activated coke, active carbon) flue gases purification, in any case, in catalyst granules far below 430 DEG C
160 ~ 180 DEG C or so are possible to catch fire.Therefore, it needs to adopt an effective measure when regenerating the design of Tower System, prevents charcoal base and urge
Agent is caught fire, safeguards system and equipment safety.
Regenerative process is heated, following chemical reaction occurs for the ADSORPTION STATE sulfuric acid for being adsorbed on carbon base catalyst micropore:
H2SO4 H2O → SO3+2H2O
SO3+1/2C → SO2+1/2CO2
Chemically equation can be seen that containing SO2, a small amount of SO3 and water in parsing gas, and moisture condensation is formed dilute under certain condition
Acid, and regenerator is steel component, is easily corroded.In carbon base catalyst (or activated coke, active carbon) flue gases purification,
Regenerator is main device, and structure is larger, belongs to permanent component, and corrosion phenomenon such as occurs, internal tube side especially occurs
Corrosion, the workload of reparation are very big.Therefore, it needs to adopt an effective measure when regenerating design, the operation of Tower System, preventing to have can
The corrosion that can occur.
The country with carbon base catalyst (or activated coke, active carbon) be adsorbent, catalyst flue gas desulfurization and denitrification application in,
Repeatedly occurs the main member pipe corrosion of the kindling of carbon base catalyst in regenerator, regenerator operation carbon base catalyst tube side
Situation.Using the regenerator of heating regeneration technology, the factor of design, operation many aspects is considered, guarantee carbon base catalyst again
Sheng Tanei is in the environment of anaerobic, and positive pressure is kept to prevent extraneous air from entering in regenerator.
Summary of the invention
In order to solve the problems in the existing technology, provide one kind makes carbon base catalyst be in anaerobic, positive pressure to the present invention
In the regenerator of environment, when heating carbon base catalyst, it can guarantee and case of fire does not occur, and pass through reasonable structure and operation
Mode avoids that parsing gas attack regenerator occurs.
In order to achieve the above object, technical solution proposed by the present invention are as follows: a kind of fire retardant anticorrosion erosion regenerator, the regeneration
Charge section, bringing-up section, segregation section, cooling section and unloading part are divided into inside tower from top to bottom；It is equipped with inside the bringing-up section
Heating tube, the heating tube upper and lower ends are connected to charge section and segregation section respectively, are equipped with cooling tube in cooling section, on cooling tube
Lower both ends are connected to segregation section and unloading part respectively；The first nitrogen inlet is equipped at the top of the regenerator, bottom is equipped with the 4th nitrogen
Gas entrance.
The first double-deck flapper is equipped at the top of the regenerator, first nitrogen inlet is located in the first double-deck flapper
Portion, regeneration tower bottom are equipped with the second double-deck flapper, and the 4th nitrogen inlet is located in the middle part of the second double-deck flapper.
Above-mentioned technical proposal is further designed to: being equipped with partition along horizontal cross-section in the middle part of the charge section, it is described every
Plate is equipped with blanking port.
The blanking port is coaxially disposed with heating tube and cooling tube.
The charge section side is equipped with the second nitrogen inlet, and second nitrogen inlet is located at below partition.
The heating pars infrasegmentalis is equipped with hot-wind inlet, and top is equipped with hot-blast outlet.
The segregation section side is equipped with parsing gas vent.
The cooling section top is equipped with cold air inlet, and lower part is exported equipped with cold wind.
The unloading part side is equipped with third nitrogen inlet.
The invention has the benefit that
1, the first double-deck flapper is equipped at the top of regenerator of the invention, bottom is equipped with the second double-deck flapper, regenerator difference
The first nitrogen inlet and the 4th nitrogen inlet in the middle part of the two double-deck flappers are passed through nitrogen, reinforce sealing effect, prevent even
Outside air enters regenerator in the continuous charging carried out and discharging process, and the carbon base catalyst inside regenerator is kept to be in anaerobic
Environment.
2, regenerator of the invention is passed through nitrogen respectively above bringing-up section and below cooling section, this two gangs of one sides of nitrogen
Face is used to maintain necessary positive pressure in reactor (i.e. heating tube and cooling tube), prevents air caused by all factors from entering regeneration
Tower guarantees that carbon base catalyst is in oxygen-free environment.On the other hand play the role of delivering gas, gas analytically gas will be parsed
Outlet is delivered to utilization of resources unit and is used.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
In attached drawing, the double-deck flapper of 1- first；The first nitrogen inlet of 2-；The second nitrogen inlet of 3-；4- hot-blast outlet；5- heat
Wind entrance；6- parses gas vent；The outlet of 7- cold wind；8- cold air inlet；9- third nitrogen inlet；The double-deck flapper of 10- second；
The 4th nitrogen inlet of 11-, 12- charge section, 13- bringing-up section, 14- segregation section, 15- cooling section, 16- unloading part, 17- heating tube,
18- cooling tube, 19- partition, 20 blanking ports.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention is described in detail.
Embodiment
As shown in Figure 1, a kind of fire retardant anticorrosion of the present embodiment loses regenerator, inside is divided into charge section from top to bottom
12, bringing-up section 13, segregation section 14, cooling section 15 and unloading part 16, are equipped with heating tube 17 inside bringing-up section 13, in heating tube 17
Lower both ends are connected to charge section 14 and segregation section 14 respectively, and cooling tube 18,18 upper and lower ends of cooling tube point are equipped in cooling section 15
It is not connected to segregation section 14 and unloading part 16；12 middle part of charge section is equipped with partition 19 along horizontal cross-section, and partition 19 is equipped with blanking
Mouth 20.Carbon base catalyst enters regenerator from charge section 12, enters charge section bottom through blanking port 20, subsequently into heating tube 17
Heating, parses the gases such as SO2 falling into segregation section, enters back into the cooling of cooling tube 18, finally enters unloading part 16.
Blanking port 20 is coaxially disposed with heating tube 17 and cooling tube 18 in the present embodiment.
It is equipped with the first double-deck flapper 1 at the top of regenerator, is equipped with the first nitrogen inlet 2 in the middle part of the first double-deck flapper 1, then
Raw tower bottom is equipped with the second double-deck flapper 10, is equipped with the 4th nitrogen inlet 11 in the middle part of the second double-deck flapper 10.It can add in this way
Strong sealing effect prevents the outside air in the charging and discharging process being carried out continuously from entering regenerator, keeps inside regenerator
Carbon base catalyst be in oxygen-free environment.The flow for sealing nitrogen is related with the sealing performance of Double layer rotating sealing valve, flow choosing
It selects not higher than 60Nm3/h, preferably 30Nm3/h.The pressure of sealing nitrogen at the double-deck flapper selects 3~5KPa, preferably 4KPa.
12 two sides of charge section are symmetrically arranged with the second nitrogen inlet 3, and the second nitrogen inlet 3 is located at 19 lower section of partition, unloading part
16 two sides are symmetrically arranged with third nitrogen inlet 9, and the nitrogen that second, third nitrogen inlet is passed through can be used as delivery gas and urge with charcoal base
Agent enters tube side (heating tube 17 and cooling tube 18), guarantees that carbon base catalyst is in positive pressure oxygen-free environment in heating process, and
The parsing gas parsed is transported to resource utilization unit.The nitrogen being passed through also be used to maintain in reactor it is necessary just
Pressure prevents air caused by all factors from entering regenerator, guarantees that carbon base catalyst is in oxygen-free environment.Charcoal base is urged in regenerator
The pressure of agent local environment keeps barotropic state, is selected as 1~2KPa with the positive pressure that regenerator segregation section is kept, preferably
1.5KPa。
It is passed through the nitrogen of regenerator a heating section and a cooling section tube side, total flow selection need to consider strict guarantee regeneration reactor
In do not leak into the economy of air and resource utilization unit, according to the SO2 concentration and so2 concentration in flue gas of parsing gas
Determine the total flow of delivery gas.It wherein parses SO2 concentration (volume ratio) in gas and is lower than 20%, the warp of resource utilization unit
Ji property is greatly reduced, so SO2 concentration (volume ratio) concentration selection 20%~30% in gas is parsed in the present embodiment, preferably 25%.
13 lower part of bringing-up section is equipped with hot-wind inlet 5 in the present embodiment, and top is equipped with hot-blast outlet 4；15 top of cooling section is set
There is cold air inlet 7, lower part is equipped with cold wind outlet 8；Since carbon base catalyst is located in heating tube 17 and cooling tube 18, so that being passed through
Hot wind and cold wind do not contacted with catalyst, contact the corrosive gas generated in heating process with regenerator, reduce
Corrosion to regenerator.14 side of segregation section is equipped with parsing gas vent 6 in the present embodiment.
The sum of 14 height h2 of segregation section and 15 height h3 of cooling section are slightly less than bringing-up section 13 length h1, h2+ in the present embodiment
H3=(0.94-0.98) h1, preferably h1+h2=0.96h1；14 height h2 of segregation section is less than cooling section 15 length h3, h2=(0.7-
0.8) h3, preferably h2=0.75h3.The inlet pressure selection that nitrogen is passed through a heating section and a cooling section is identical, and bringing-up section is hindered along journey
Power is greater than the on-way resistance of cooling section, and two strands of nitrogen pressure equalization points can be made to be located at 14 exit of segregation section in this way.If solving
In the case where analysing gas backflow, makes parsing gas that can only flow to the lower bringing-up section high-temperature region of pressure, cannot flow into cooling section, prevent
Only sour gas dewing corrosion tube side at a lower temperature.
The anticorrosion it is also contemplated that regenerator is arranged in the operation of the regenerator of the present embodiment, and the present invention is suitable using shutting down as follows
Sequence:
Sequentially 1: first stopping hot wind and enter, no longer generate parsing gas；
Sequentially 2: delay stops nitrogen input, and regenerator is discharged in remaining parsing gas；
Sequentially 3: closing parsing gas valve isolation regenerator and extraneous connection, regenerator does not occur in stopping process for guarantee
Corrosion.
The parsing gas of the regenerator discharge of the present embodiment is not provided with blower, will parse gas using the pressure of nitrogen and convey
To resource utilization unit, simplifies system, investment reduction and reduce maintenance cost.Regenerator is in positive pressure environment, is compared to
Subnormal ambient is easier to realize the oxygen-free environment still adhered in regenerator, air can be prevented from carbon base catalyst feed inlet and discharge
Mouthful enter regenerator, can further prevent outside air from entering from because of gap caused by the factors such as manufacturing quality and construction quality
Regenerator.400 DEG C of gas temperature of parsing or more is catalyzed containing sour gas such as SO2, SO3, HCL, HF containing a large amount of charcoal base
Agent dust (is greater than 2000mg/Nm3), such as the booster fan that inlet porting is positive pressure, has very high requirement to booster fan itself,
Need high temperature resistant, acid corrosion-resistant, wear-resistant；Such as the air-introduced machine that inlet porting is negative pressure, in addition to booster fan is arranged, there are identical
Outside problem, also it is unfavorable for the oxygen-free environment of carbon base catalyst in regenerator, increases fire risk, increase the burning of carbon base catalyst
Damage.
The present invention can have various suitable changes and variation, done within the spirit and principles of the present invention any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.In the present invention, carbon base catalyst is improvement
Active carbon, belong to one kind of active carbon, all adsorbents for belonging to active carbon class, comprising: conventional active carbon, activated coke, charcoal
Base adsorbent etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of fire retardant anticorrosion loses regenerator, it is characterised in that: be divided into charge section inside the regenerator from top to bottom, add
Hot arc, segregation section, cooling section and unloading part；Be equipped with heating tube inside the bringing-up section, the heating tube upper and lower ends respectively with
Charge section is connected to segregation section, and cooling tube is equipped in cooling section, and cooling tube upper and lower ends are connected to segregation section and unloading part respectively；
It is equipped with the first double-deck flapper at the top of the regenerator, is equipped with the first nitrogen inlet, regenerator bottom in the middle part of the first double-deck flapper
Portion is equipped with the second double-deck flapper, is equipped with the 4th nitrogen inlet in the middle part of the second double-deck flapper.
2. fire retardant anticorrosion loses regenerator according to claim 1, it is characterised in that: set in the middle part of the charge section along horizontal cross-section
There is partition, the partition is equipped with blanking port.
3. fire retardant anticorrosion loses regenerator according to claim 2, it is characterised in that: the blanking port and heating tube and cooling tube
It is coaxially disposed.
4. fire retardant anticorrosion loses regenerator according to claim 1, it is characterised in that: the charge section side is equipped with the second nitrogen
Entrance, second nitrogen inlet are located at below partition.
5. fire retardant anticorrosion loses regenerator according to claim 1, it is characterised in that: the heating pars infrasegmentalis enters equipped with hot wind
Mouthful, top is equipped with hot-blast outlet.
6. fire retardant anticorrosion loses regenerator according to claim 1, it is characterised in that: the segregation section side is equipped with parsing gas
Outlet.
7. fire retardant anticorrosion loses regenerator according to claim 1, it is characterised in that: the cooling section top enters equipped with cold wind
Mouthful, lower part is exported equipped with cold wind.
8. fire retardant anticorrosion loses regenerator according to claim 1, it is characterised in that: the unloading part side is equipped with third nitrogen
Entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444052.2A CN109260949B (en) | 2018-11-29 | 2018-11-29 | Fireproof and anti-corrosion regeneration tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811444052.2A CN109260949B (en) | 2018-11-29 | 2018-11-29 | Fireproof and anti-corrosion regeneration tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109260949A true CN109260949A (en) | 2019-01-25 |
| CN109260949B CN109260949B (en) | 2024-01-26 |
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| CN201811444052.2A Active CN109260949B (en) | 2018-11-29 | 2018-11-29 | Fireproof and anti-corrosion regeneration tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110075664A (en) * | 2019-06-12 | 2019-08-02 | 中冶北方（大连）工程技术有限公司 | Gas column type activated coke regeneration gas air seal set |
| CN117282421A (en) * | 2023-11-23 | 2023-12-26 | 中国华能集团清洁能源技术研究院有限公司 | Adsorbent regeneration tower with airflow directional collection function and adsorbent regeneration system |
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