CN107497249A - A kind of ship tail gas scrubbing tower - Google Patents
A kind of ship tail gas scrubbing tower Download PDFInfo
- Publication number
- CN107497249A CN107497249A CN201710954832.0A CN201710954832A CN107497249A CN 107497249 A CN107497249 A CN 107497249A CN 201710954832 A CN201710954832 A CN 201710954832A CN 107497249 A CN107497249 A CN 107497249A
- Authority
- CN
- China
- Prior art keywords
- flue gas
- tower body
- nozzle
- swirl
- heat exchanger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- B01D53/14—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 by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—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 by absorption
- B01D53/1456—Removing acid components
- B01D53/1481—Removing sulfur dioxide or sulfur trioxide
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of ship tail gas scrubbing tower, and it includes tower body, swirl-flow devices, two-fluid spray nozzle, heat exchanger；The bottom of tower body symmetrically offers two tangentially-arranged flue gas secondary inlets；Flue gas secondary inlet has been sequentially arranged above swirl-flow devices, dust collect plant；Dust collect plant has been sequentially arranged above two-fluid spray nozzle, first order jet nozzle, secondary nozzle；Secondary nozzle has been sequentially arranged above demister, heat exchanger, and flue gas one-level entrance, flue gas primary outlet are offered respectively on the tower body on the outside of heat exchanger；Flue gas primary outlet is connected with two flue gas secondary inlets respectively by bifurcated passage.The present invention can make spraying granule smaller, so as to increase absorption area, reduce the usage amount of washings；Sulfur dioxide good absorbing effect, makes to form the increase of the height of misty rain, and the washing water turbidity after use is relatively low；To discharge flue gas heat, make discharge flue gas rise to it is more high-order postpone to form misty rain, it is farther so as to what is descended slowly and lightly, avoid making or corroding ship deck dirty.
Description
Technical field
The present invention relates to a kind of scrubbing tower, more particularly to a kind of ship tail gas scrubbing tower.
Background technology
With the development that International Shipping Industry and foreign-going ship transport, waste gas discharge caused by ship turns into coastal area
The especially primary pollution source of harbour air, the SO in ship institute waste air2Polluted to caused by atmospheric environment and caused the world
Social extensive concern.In response to the 71st maritime environment Hu Bao committees proposition of IMO (International Maritime Organization) in the year two thousand twenty 1
Realize within 1st ship global 0.5% fuel oil sulfur content standard the moon, worldwide Engine Company and emission control company are confused
The confused research and development for having carried out marine exhaust wash mill.The marine exhaust wash mill being most widely used at present is by tower body, tower
The scrubbing tower of plate, reboiler and condenser composition, but not only water consumption is big for existing scrubbing tower, and also clean result is not
Ideal, misty rain is formed after causing exhaust emissions, cause the corrosion of ship quarter deck easily dirty, it is difficult to clear up.
The content of the invention
In order to solve the weak point present in above-mentioned technology, the invention provides a kind of ship tail gas scrubbing tower.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of ship tail gas scrubbing tower, including tower
Body, it also includes swirl-flow devices, two-fluid spray nozzle, heat exchanger；The bottom of tower body symmetrically offers two tangentially-arranged flue gases
Secondary inlet；The lower end of flue gas secondary inlet offers overfall, washing water outlet successively；
Swirl-flow devices are provided with above flue gas secondary inlet, dust collect plant is provided with above swirl-flow devices；Eddy flow fills
Put, dust collect plant may be contained within the inside of tower body, the two gangs of flue gas head symmetrically entered from two flue gas secondary inlets inside tower body
The effect of blocking for first passing through swirl-flow devices forms swirling eddy, and it is up to then pass through dust collect plant continuation；
Two-fluid spray nozzle is provided with above dust collect plant；Two-fluid spray nozzle has been sequentially arranged above first order jet nozzle, two
Level nozzle；While flue gas forms swirling eddy by swirl-flow devices, two-fluid spray nozzle, first order jet nozzle, secondary nozzle are simultaneously right
Swirling eddy and carry out counter flow washing spray；
Flue dust after spray in swirling eddy to form larger micro- mist particle through making moist, adsorbing, and micro- mist particle is revolved at a high speed
The effect of the airflow centrifugal power turned is drop in dust collect plant, is discharged eventually through washing water outlet with washings；Spray
During leaching, the alkaline matter in sulfur dioxide and washings in swirling eddy chemically reacts, so as to realize desulfurization mesh
's；
Demister is provided with above secondary nozzle, demister further rises during swirling eddy rises to mist
Absorption, the effect of sedimentation, the moisture in swirling eddy is completely eliminated；The upper end of demister is provided with heat exchanger, outside heat exchanger
Flue gas one-level entrance, flue gas primary outlet are offered on the tower body of side respectively；
Flue gas one-level entrance, flue gas primary outlet are correspondingly arranged on two relative sides of heat exchanger, contain high heat
Former flue gas by heat exchanger when, can with rising and come swirling eddy occur heat exchange, to the rotary pneumatic of relatively dry
Stream is heated, and enters higher height in the air after being passed to the flue gas secondary exit port discharge of tower body upper end, so as in higher position
Regelation makes water droplet descend slowly and lightly farther, away from ship afterbody deck area into water droplet.
Flue gas primary outlet is connected with two flue gas secondary inlets respectively by bifurcated passage；Former flue gas after heat exchange
Tower body is entered by bifurcated passage and flue gas secondary inlet, realizes the carrying out washing treatment of ship tail gas.
Monitor is provided with the flue gas secondary exit port of tower body, for detecting the sulfur content of emission；If sulfur content reaches
Mark, then normal discharge；If sulfur content is not up to standard, increases spray flux or improve the concentration of shower water neutral and alkali material, until inspection
It is qualified to survey.
The present invention uses two-fluid spray device, and spraying granule can be made smaller, can be in equal bar so as to increase absorption area
The usage amount of washings is reduced under part；Sulfur dioxide good absorbing effect, make to form the increase of the height of misty rain, the washings after use
Turbidity is relatively low, and has the advantages of cost of material is relatively low；Discharge flue gas is heated using the temperature of former flue gas, makes discharge cigarette
Gas lift to more high-order postpone to form misty rain, farther so as to what is descended slowly and lightly, avoids making or corroding ship deck dirty.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is Fig. 1 internal view.
In figure：1st, flue gas secondary inlet；2nd, overfall；3rd, water outlet is washed；4th, tower body；5th, two-fluid spray nozzle；6th, one
Level nozzle；7th, secondary nozzle；8th, flue gas one-level entrance；9th, flue gas primary outlet；10th, flue gas secondary exit port；11st, demister；12、
Heat exchanger；13rd, monitor；14th, dust collect plant；15th, swirl-flow devices.
Embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
A kind of ship tail gas scrubbing tower shown in Fig. 1~2 includes tower body 4, and it also includes swirl-flow devices 15, two-fluid spray nozzle
5th, heat exchanger 12；The bottom of tower body 4 symmetrically offers two tangentially-arranged flue gas secondary inlets 1；Under flue gas secondary inlet 1
End offers overfall 2, washing water outlet 3 successively；Washing water outlet 3 is used for the flue dust after discharging washings and condensing
Particle, overfall 2 close the mouth of pipe as standby aerial drainage, prevent the liquid level caused by washing water outlet 3 blocks or discharge capacity is excessive
Rise.
The top of flue gas secondary inlet 1 is provided with swirl-flow devices 15, and the top of swirl-flow devices 15 is provided with dust collect plant 14；
Swirl-flow devices 15, dust collect plant 14 may be contained within the inside of tower body 4, symmetrically enter from two flue gas secondary inlets inside tower body 4
Two strands of flue gases swirling eddy is formed by the effect of blocking of swirl-flow devices 15 first, then pass through on dust collect plant 14 continues
OK；
The top of dust collect plant 14 is provided with two-fluid spray nozzle 5；Two-fluid spray nozzle 5 has been sequentially arranged above first order jet nozzle
6th, secondary nozzle 7；While flue gas forms swirling eddy by swirl-flow devices 15, two-fluid spray nozzle 5, first order jet nozzle 6, two level spray
Mouth 7 carries out counter flow washing spray against swirling eddy simultaneously；First order jet nozzle 6, secondary nozzle 7 are all less than 5mm for spraying diameter
Cleaning solution particle, and two-fluid spray nozzle 5 can be used for sprinkling diameter be less than 1mm cleaning solution particle；First order jet nozzle 6, two level spray
Mouth 7, the comprehensive function of two-fluid spray nozzle 5, optimal flue dust absorption, diffusion effect can be not only realized, and absorption area is bigger, makees
With uniform, the usage amount of washings can be reduced to greatest extent.
Flue dust after spray in swirling eddy to form larger micro- mist particle through making moist, adsorbing, and micro- mist particle is revolved at a high speed
The effect of the airflow centrifugal power turned is drop in dust collect plant 14, is discharged eventually through washing water outlet 3 with washings；
During spray, the alkaline matter in sulfur dioxide and washings in swirling eddy chemically reacts, so as to realize desulfurization
Purpose；The composition of washings can select the seawater or the mixture of seawater and sodium hydroxide solution easily obtained.
The top of secondary nozzle 7 is provided with demister 11, and demister 11 is further right during swirling eddy rises
Mist plays absorption, sedimentation, and the moisture in swirling eddy is completely eliminated；The upper end of demister 11 is provided with heat exchanger
12, flue gas one-level entrance 8, flue gas primary outlet 9 are offered respectively on the tower body 4 in the outside of heat exchanger 12；
Flue gas one-level entrance 8, flue gas primary outlet 9 are correspondingly arranged on two relative sides of heat exchanger 12, contain height
The former flue gas of heat by heat exchanger 12 when, can with rising and come swirling eddy occur heat exchange, to relatively dry
Swirling eddy is heated, and enters higher height in the air after being passed to the discharge of flue gas secondary exit port 10 of the upper end of tower body 4, so as to
In higher position regelation into water droplet, water droplet is set to descend slowly and lightly farther, away from ship afterbody deck area.
Flue gas primary outlet 9 is connected with two flue gas secondary inlets respectively by bifurcated passage；Former cigarette after heat exchange
Gas enters tower body 4 by bifurcated passage and flue gas secondary inlet, realizes the carrying out washing treatment of ship tail gas.
Monitor 13 is provided with the flue gas secondary exit port 10 of tower body 4, for detecting the sulfur content of emission；If sulphur contains
Measure up to standard, then normal discharge；If sulfur content is not up to standard, increases spray flux or improve the concentration of shower water neutral and alkali material, directly
It is qualified to detecting.
The present invention has the advantage that compared with conventional art：
1) fume recovery efficiency high, washings water consumption is few, and the washings after spray process are smaller with respect to turbidity, reachable
Directly discharged to IMO discharge standards, the feature of environmental protection is stronger；
2) desulfurized effect is good, and the fume emission after washing to air is not likely to produce misty rain；
3) discharge flue gas is heated using the heat of former flue gas, discharge flue gas is risen to higher high-altitude, descend slowly and lightly
It is farther, so as to avoid making dirty or corrode ship deck.
Above-mentioned embodiment is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made in the range of technical scheme, also belong to this hair
Bright protection domain.
Claims (3)
1. a kind of ship tail gas scrubbing tower, including tower body (4), it is characterised in that：It also includes swirl-flow devices (15), two-fluid sprays
Mouth (5), heat exchanger (12)；The bottom of the tower body (4) symmetrically offers two tangentially-arranged flue gas secondary inlets (1)；Institute
The lower end for stating flue gas secondary inlet (1) offers overfall (2), washing water outlet (3) successively；
Swirl-flow devices (15) are provided with above the flue gas secondary inlet (1), swirl-flow devices are provided with dust above (15)
Device (14)；The swirl-flow devices (15), dust collect plant (14) may be contained within the inside of tower body (4), enter from two flue gas two levels
Mouth symmetrically forms swirling eddy by the effect of blocking of swirl-flow devices (15) first into two strands of internal flue gases of tower body (4), so
Continue afterwards through dust collect plant (14) up；
Two-fluid spray nozzle (5) is provided with above the dust collect plant (14)；Two-fluid spray nozzle (5) are sequentially arranged above
There are first order jet nozzle (6), secondary nozzle (7)；While flue gas forms swirling eddy by swirl-flow devices (15), two-fluid spray nozzle
(5), first order jet nozzle (6), secondary nozzle (7) while opposite swirling eddy carry out counter flow washing spray；
Flue dust after spray in swirling eddy to form larger micro- mist particle through making moist, adsorbing, what micro- mist particle was rotated at a high speed
The effect of airflow centrifugal power is drop in dust collect plant (14), is discharged eventually through washing water outlet (3) with washings；
During spray, the alkaline matter in sulfur dioxide and washings in swirling eddy chemically reacts, so as to realize desulfurization
Purpose；
Demister (11) is provided with above the secondary nozzle (7), demister (11) enters during swirling eddy rises
One step plays absorption, sedimentation to mist, and the moisture in swirling eddy is completely eliminated；The upper end of the demister (11) is set
It is equipped with heat exchanger (12), offers flue gas one-level entrance (8) respectively on the tower body (4) on the outside of heat exchanger (12), flue gas one-level goes out
Mouth (9)；
The flue gas one-level entrance (8), flue gas primary outlet (9) are correspondingly arranged on two relative sides of heat exchanger (12),
Former flue gas containing high heat by heat exchanger (12) when, can with rising and come swirling eddy occur heat exchange, to phase
Dry swirling eddy is heated, be passed to tower body (4) upper end flue gas secondary exit port (10) discharge after enter it is higher
Height it is aerial, so as to, into water droplet, make water droplet descend slowly and lightly farther, away from ship afterbody deck area in higher position regelation.
2. ship tail gas scrubbing tower according to claim 1, it is characterised in that：The flue gas primary outlet (9) is by dividing
Breeches pipe road is connected with two flue gas secondary inlets respectively；Former flue gas after heat exchange is entered by bifurcated passage and flue gas two level
Mouth enters tower body (4), realizes the carrying out washing treatment of ship tail gas.
3. ship tail gas scrubbing tower according to claim 1, it is characterised in that：The flue gas secondary exit port of the tower body (4)
(10) place is provided with monitor (13), for detecting the sulfur content of emission；If sulfur content is up to standard, normal discharge；If sulphur
Content is not up to standard, then increases spray flux or improve the concentration of shower water neutral and alkali material, until detection is qualified.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710954832.0A CN107497249A (en) | 2017-10-13 | 2017-10-13 | A kind of ship tail gas scrubbing tower |
| PCT/CN2017/111279 WO2019071705A1 (en) | 2017-10-13 | 2017-11-16 | Washing tower for watercraft exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710954832.0A CN107497249A (en) | 2017-10-13 | 2017-10-13 | A kind of ship tail gas scrubbing tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107497249A true CN107497249A (en) | 2017-12-22 |
Family
ID=60701664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710954832.0A Pending CN107497249A (en) | 2017-10-13 | 2017-10-13 | A kind of ship tail gas scrubbing tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107497249A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111902710A (en) * | 2018-03-30 | 2020-11-06 | 株式会社日立制作所 | Particle analysis device, particle analysis system, and cleaning method |
| CN112933835A (en) * | 2021-02-01 | 2021-06-11 | 北京首钢朗泽新能源科技有限公司 | Fermentation tail gas washing system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2159884A1 (en) * | 1994-10-07 | 1996-04-08 | Robert Bruce Myers | Low pressure drop, turbulent mixing zone dry scrubber |
| CN2635187Y (en) * | 2003-07-28 | 2004-08-25 | 浙江大学 | Large flux high efficiency cyclone plate tower desulfur dust eliminating device |
| CN201101941Y (en) * | 2007-10-17 | 2008-08-20 | 南京师范大学 | Desulfurization and dust removal integrated device of fiberglass of industry coal-fired boiler |
| CN201164788Y (en) * | 2008-03-28 | 2008-12-17 | 上海宝钢天通磁业有限公司 | Acid radical waste gas treater |
| CN102309912A (en) * | 2010-07-06 | 2012-01-11 | 同方环境股份有限公司 | Device and method for performing alkali desulfurization and dust removal on ship exhaust fume |
| CN204502786U (en) * | 2015-03-31 | 2015-07-29 | 武汉钢铁(集团)公司 | A kind of novel ultra-clean desulfurizer |
| CN107051195A (en) * | 2017-05-25 | 2017-08-18 | 华南理工大学 | A kind of organic exhaust gas subregion oxidation eddy flow purification method and device |
-
2017
- 2017-10-13 CN CN201710954832.0A patent/CN107497249A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2159884A1 (en) * | 1994-10-07 | 1996-04-08 | Robert Bruce Myers | Low pressure drop, turbulent mixing zone dry scrubber |
| CN2635187Y (en) * | 2003-07-28 | 2004-08-25 | 浙江大学 | Large flux high efficiency cyclone plate tower desulfur dust eliminating device |
| CN201101941Y (en) * | 2007-10-17 | 2008-08-20 | 南京师范大学 | Desulfurization and dust removal integrated device of fiberglass of industry coal-fired boiler |
| CN201164788Y (en) * | 2008-03-28 | 2008-12-17 | 上海宝钢天通磁业有限公司 | Acid radical waste gas treater |
| CN102309912A (en) * | 2010-07-06 | 2012-01-11 | 同方环境股份有限公司 | Device and method for performing alkali desulfurization and dust removal on ship exhaust fume |
| CN204502786U (en) * | 2015-03-31 | 2015-07-29 | 武汉钢铁(集团)公司 | A kind of novel ultra-clean desulfurizer |
| CN107051195A (en) * | 2017-05-25 | 2017-08-18 | 华南理工大学 | A kind of organic exhaust gas subregion oxidation eddy flow purification method and device |
Non-Patent Citations (1)
| Title |
|---|
| 维特科夫: "燃用化石燃料的蒸汽发电厂", 北京：水利电力出版社, pages: 283 - 284 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111902710A (en) * | 2018-03-30 | 2020-11-06 | 株式会社日立制作所 | Particle analysis device, particle analysis system, and cleaning method |
| CN111902710B (en) * | 2018-03-30 | 2023-10-24 | 株式会社日立制作所 | Microparticle analysis device, microparticle analysis system, and cleaning method |
| CN112933835A (en) * | 2021-02-01 | 2021-06-11 | 北京首钢朗泽新能源科技有限公司 | Fermentation tail gas washing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204710096U (en) | A kind of spray type desulfurization absorption tower | |
| CN209451617U (en) | Marine diesel exhaust gas desulfurization I type desulfurizing tower | |
| CN203329558U (en) | Wet-type flue gas desulfurization tail gas repurifying device | |
| CN104607017A (en) | H-shaped flue gas dust removal desulfurization tower and flue gas desulfurization method | |
| CN107497249A (en) | A kind of ship tail gas scrubbing tower | |
| CN109499298A (en) | Marine diesel exhaust gas desulfurization I type desulfurizing tower | |
| CN104607007A (en) | Flue gas dust removal desulfurization reactor and flue gas desulfurization method | |
| CN201735331U (en) | Waste gas desulfurization device | |
| CN108479324B (en) | Miniaturized boats and ships desulfurization falls nitre dust collector | |
| CN110013765A (en) | A kind of ship tail gas denitration integrated device | |
| CN205700139U (en) | A kind of boiler waste gas purification demister | |
| CN207576085U (en) | A kind of ship tail gas scrubbing tower | |
| CN205199278U (en) | Multilayer tail gas washing device | |
| CN204034539U (en) | A kind of ammonia type flue gas desulfurizing purifier | |
| CN104607020B (en) | Flue-gas dust-removing and desulfurization reactor and fume desulphurization method | |
| CN109331657A (en) | A kind of Deuslfurizing system for sea water and method for marine main engine tail gas | |
| CN208320297U (en) | A kind of ship tail gas scrubbing tower Whirl dust-collecting device | |
| CN213433572U (en) | Ammonia process double-cycle desulfurization denitration dust removal washing absorption tower | |
| CN208003659U (en) | A kind of ship tail gas scrubbing tower | |
| CN205832942U (en) | A kind of bubble type desulfurization fining air bubbles plate | |
| CN209438342U (en) | A kind of marine diesel exhaust gas desulfurization scrubbing tower | |
| WO2019071705A1 (en) | Washing tower for watercraft exhaust gas | |
| CN107930357A (en) | Vertical vortex tower | |
| CN104607013A (en) | H-shaped flue gas dust removal desulfurization tower and flue gas desulfurization process | |
| CN208340493U (en) | A kind of horizontal multi-stage desulfurizer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 264300 6 Sha Wo Street, man wo Town, Rongcheng, Weihai, Shandong Applicant after: Shandong Pearson Environmental Protection Technology Co., Ltd. Address before: 264300 6 Sha Wo Street, man wo Town, Rongcheng, Weihai, Shandong Applicant before: Shandong Payson environmental Polytron Technologies Inc |