CN106621709A - Device for treating acidic waste gas in synthesis process of single-compound explosive - Google Patents
Device for treating acidic waste gas in synthesis process of single-compound explosive Download PDFInfo
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- CN106621709A CN106621709A CN201611124327.5A CN201611124327A CN106621709A CN 106621709 A CN106621709 A CN 106621709A CN 201611124327 A CN201611124327 A CN 201611124327A CN 106621709 A CN106621709 A CN 106621709A
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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
- B01D53/14—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/10—Venturi scrubbers
-
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- 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
- 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
- B01D53/185—Liquid distributors
-
- 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
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen 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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
- B01D2251/304—Alkali metal compounds of sodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/604—Hydroxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/302—Sulfur oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a device for treating acidic waste gas in the synthesis process of single-compound explosive. The device solves the problems that the acidic waste gas cannot be removed efficiently and effectively in the single-compound explosive synthesis scientific research test and trial production processes. The device mainly comprises a circulating pump (1), an absorbing tank (2), a filler adsorbing column (3), a spraying device (4), a Venturi absorber (5), a gas-liquid separator (6), a barrel drawing pump (7), a sodium hydroxide solution storage tank (8), a program temperature control machine (9), a gas outlet (10) of the absorbing tank, a liquid inlet (11) of the absorbing tank, an exhaust and emptying port (12) of the filler adsorbing column, a gas inlet (13) of the filler adsorbing column, a liquid inlet (14) of the Venturi absorber, a gas pumping port (15) of the Venturi absorber, a liquid outlet (16) of the Venturi absorber and a jetting port (17) of the Venturi absorber. The device has the characteristics that the absorbing efficiency of the acidic gas is high, and the device is simple in structure, easy to maintain and suitable for treating the acidic waste gas generated in the single-compound explosive synthesis scientific research test and trial production processes.
Description
Technical field
The invention belongs to explosive wastewater technical field, is related to a kind of absorption of the sour gas that single chmical compound explosive building-up process is produced
Purifier, the clearance of main sour gas in single chmical compound explosive building-up process is capable of achieving more than 95% using the device.
Background technology
At home universities and colleges, R＆D institution and Some Enterprises carry out correlative study with trial-production production when, can produce it is a certain amount of such as
The acid waste gas such as oxysulfide, nitrogen oxides, hydrogen chloride.Synthesize field particularly with single chmical compound explosive, it is anti-due to being related to nitrification
Should, the yield for causing acid waste gas is greatly increased, how efficiently, the acid waste gas that produce of low-cost processes nitrifying process become single
The scientific research of matter explosive and a difficult problem for manufacturing experimently field face.
At present, the processing means of acid waste gas mainly have two kinds：One kind is dry adsorption method, i.e., using solid absorbent,
Such as activated carbon, SDG types adsorbent carry out physics and chemisorbed to acid waste gas；Another kind is in wet type and absorption process, i.e.,
Acid waste gas are absorbed using in alkaline solution and/or with water.For small-scale scientific research and testing or trial-production production process, adopt more
The mode of sum is processed in alkaline solution.
Synthesize field in single chmical compound explosive, when carrying out scientific research and in a small amount trial-production being produced, the general side absorbed using pot type alkalescence
Method processes the sour gas of building-up process, and because the yield of acid waste gas is larger, current processing method cannot expire with device
Sufficient its process demand, causes certain acid waste gas to leak, and to site operation personnel body harm is caused, and surrounding environment is caused
Pollution.
The content of the invention
Synthesize scientific research and testing and trial-manufacturing process, the problem that acid waste gas cannot be removed efficiently, the present invention for single chmical compound explosive
Purpose be provide it is a set of suitable for single chmical compound explosive field mini research work test with trial-production production acid waste gas purified treatment
Device, by two-stage alkali lye and absorbing, the acid waste gas clearance for making high concentration is more than 95%.
The purpose of the present invention can be achieved through the following technical solutions：A kind of acid waste gas of single chmical compound explosive building-up process
Processing meanss, mainly including tourie, circulating pump, Venturi absorber, gas-liquid separator, filling adsorption post, take out barrel pump, liquid caustic soda
Storage tank, temperature programmed control system etc..
Tourie nominal diameter 600-900mm, draw ratio is 1.5-2.5:1, coefficient 0.6-0.8, tourie end socket
Using normal ellipsoidal head, inlet and gas outlet, the leakage fluid dram of tourie is located at the center position of bottom head；
Filling adsorption post nominal diameter is not more than 700mm, draw ratio 3-4:1, top is provided with spray equipment, spray equipment with
Circulating pump connects, and upper cover is provided with drain, filling adsorption post inside equipped with filler, and low head is provided with air inlet, and air inlet leads to
Cross pipeline to be connected with tourie gas outlet；
Venturi absorber is provided with inlet, liquid outlet, bleeding point, inlet diameter 30-50mm, liquid outlet diameter 50-
65mm, bleeding point diameter 30-50mm, Venturi absorber inlet is connected with circulating pump, and liquid outlet is connected with tourie, pumping
Mouth is connected with gas-liquid separator；
The appearance and size and opening caliber of gas-liquid separator matches with tourie and Venturi absorber, gas-liquid separator
Nominal diameter 200-350mm, draw ratio 2-2.5:1, end socket adopts standard elliptical head, upper cover center position to be provided with spent acidic
Gas air inlet, air inlet diameter 20-35mm is provided with gas outlet at the downward 20-40mm of upper cover, gas outlet diameter 30-50mm goes out
Gas port is connected with Venturi absorber, and low head center position is provided with liquid outlet, and the liquid in acid waste gas is collected into row
Put, liquid outlet diameter 20-35mm；
Temperature programmed control system heating power is not less than 10kw, and refrigeration work consumption is not less than 6kw, -25-100 DEG C of temperature control scope, journey
The liquid outlet of sequence temperature-controlling system is connected with the chuck import of filling adsorption post, and liquid return hole is connected with the JO of tourie；
The invention has the advantages that：
By the way of forcing absorption to be combined with Passive intake, first order Venturi absorber is by most of acid waste gas
With the waste gas not being neutralized enters into filling adsorption post and carries out double absorption neutralization by tourie gas outlet, is greatly improved
The absorptivity of acid waste gas, compared with the waste gas absorption tank of existing employing, with higher absorption efficiency；
Confirm through experimental study, temperature in the range of 0-10 DEG C sodium hydroxide solution to the absorption efficiency of acid waste gas most
Height, the system carries out overall temperature control using temperature programmed control system to waste gas absorbing system, makes system temperature maintain 0-10 DEG C of model
In enclosing, you can improve waste gas absorption efficiency, at the same also can extension fixture service life；
Using Φ 50mm ceramic ring as filling adsorption post filler, ceramic ring adsorption column the random accumulation of packing section,
Contact area of the acid waste gas with absorbing liquid and reaction time can be greatly increased, it is ensured that neutralization reaction is smoothed out, it is ensured that first
The not absorbent waste gas of level Venturi absorber is absorbed in filling adsorption post by efficiently neutralization.
Description of the drawings
Fig. 1 is a kind of system composition figure of the acid waste gas processing unit of single chmical compound explosive building-up process.
Fig. 2 is a kind of Venturi absorber structure chart of the acid waste gas processing unit of single chmical compound explosive building-up process.
In figure：1- circulating pumps, 2- touries, 3- filling adsorption posts, 4- spray equipments, 5- Venturi absorbers, 6- gas-liquids
Separator, 7- take out barrel pump, 8- sodium hydroxide solution storage tanks, 9- temperature programmed control machines, 10- touries gas outlet, 11- tourie feed liquors
Mouth, 12- filling adsorptions post exhaust drain, 13- filling adsorption post air inlets, 14- Venturi absorber inlets, 15- texts mound
In absorber bleeding point, 16- Venturi absorber liquid outlets, 17- Venturi absorber jets.
Specific embodiment
The present invention gives a kind of acid waste gas processing unit of single chmical compound explosive building-up process, the device is by two-stage alkali lye
Neutralization absorbs, it can be ensured that the high-concentration acidic wastewater waste gas clearance that the scientific research of single chmical compound explosive synthesis is produced with trial-manufacturing process is more than
95%.
Below in conjunction with the accompanying drawings and embodiment the present invention will be further described.
So that the acid waste gas that typical single chmical compound explosive HMX building-up processes are produced are processed as an example, as shown in figure 1, the present invention relates to
A kind of single chmical compound explosive building-up process acid waste gas processing unit, mainly include circulating pump 1, tourie 2, filling adsorption post 3,
Spray equipment 4, Venturi absorber 5, gas-liquid separator 6, temperature programmed control system 9.The concrete structure of Venturi absorber 5 is shown in figure
2。
The acid waste gas processing unit of described single chmical compound explosive building-up process, its course of work is as follows：Sodium hydroxide solution
Mass concentration in storage tank 8 is that 30% alkali lye Jing takes out barrel pump 7 and added in tourie 2 by inlet 11；Single chmical compound explosive HMX synthesizes
Acid waste gas (main component NO that process is producedx、SOx) generation vacuum is sprayed by Venturi absorber 5, Jing gas-liquid separators 6 will
The liquid that liquid composition in acid waste gas enters Venturi absorber 5 after separating with the mass concentration of the conveying of circulating pump 1 is 30%
Alkali is neutralized absorption, makes the internal temperature of tourie 2 be maintained at 5 DEG C or so by temperature programmed control system 9；Acid waste gas are absorbing
Further absorb after neutralization in tank 2, the unabsorbed waste gas in part enters filler by the Jing filling adsorption posts air inlet 13 of gas outlet 10
Double absorption neutralization is carried out in adsorption column 3；Mass concentration is that 30% sodium hydroxide solution Jing circulating pumps 1 are sprayed by spray equipment 4
Go out, the ceramic ring of Φ 50mm is loaded in filling adsorption post 3, by the sodium hydroxide solution Jing ceramic rings contact ejected in spray equipment 4
Fully react with sour gas afterwards；The internal temperature of filling adsorption post 3 is set to be maintained at 5 DEG C or so by temperature programmed control system 9；Absorb
Waste gas Jing exhaust blow-down pipes 12 afterwards are discharged.The sour gas main component such as NO Jing after processingxConcentration by 1000mg/m3
It is down to 50mg/m3、SOxConcentration by 800mg/m3It is down to 30mg/m3.Following table is existing processing method device and patent of the present invention
The treatment effect contrast of square law device：
The invention is not restricted to above-described embodiment, its technical scheme is explained in Summary.It should be understood that
It is for the person of ordinary skill of the art, without departing from the inventive concept of the premise, some deformations can also to be made
And improvement, these belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with claims
It is accurate.
Claims (9)
1. a kind of acid waste gas processing unit of single chmical compound explosive building-up process, is mainly inhaled by circulating pump (1), tourie (2), filler
Attached column (3), spray equipment (4), Venturi absorber (5), gas-liquid separator (6), take out barrel pump (7), sodium hydroxide solution storage tank
(8), temperature programmed control machine (9), 10- touries gas outlet, tourie inlet (11), filling adsorption post exhaust drain (12),
Filling adsorption post air inlet (13), Venturi absorber inlet (14), Venturi absorber bleeding point (15), venturi absorb
Device liquid outlet (16), Venturi absorber jet (17) composition, it is characterised in that
The sodium hydroxide solution storage tank (8) is added sodium hydroxide solution to suction by taking out barrel pump (7) by inlet (11)
In closed cans (2)；The circulating pump (1) produces vacuum and acid waste gas is passed through into gas by absorber (5) in cyclic spray scripture mound
Liquid/gas separator (6) sucks afterwards Venturi absorber (5) and carries out absorption neutralization；Another branch road of the circulating pump (1) is by tourie
(2) sodium hydroxide solution Jing spray equipments (4) are added into filling adsorption post (3) in, are not inhaled in Venturi absorber (5)
Acid waste gas Jing touries gas outlet (10) of receipts carry out double absorption into filling adsorption post (3)；Described program temperature-controlling system
(9) it is connected with the chuck of tourie (2) and filling adsorption post (3), temperature control is carried out to the two；Remaining gas after the completion of absorption
Body is vented drain (12) and is discharged by filling adsorption post.
2. a kind of acid waste gas processing unit of single chmical compound explosive building-up process according to claim 1, it is characterised in that institute
Tourie (2) the nominal diameter 600-900mm for stating, draw ratio is 1.5-2.5:1, coefficient 0.6-0.8, tourie end socket is adopted
With normal ellipsoidal head, top end socket is provided with inlet (11) and gas outlet (10), and the leakage fluid dram of tourie is located at bottom envelope
The center position of head.
3. a kind of acid waste gas processing unit of single chmical compound explosive building-up process according to claim 1, it is characterised in that institute
Filling adsorption post (3) nominal diameter stated is not more than 700mm, draw ratio 3-4:1, top is provided with spray equipment (4), spray equipment
(4) it is connected with circulating pump (1)；Filler is housed, top end socket is provided with exhaust drain (12), bottom inside filling adsorption post (3)
End socket is provided with air inlet (13), and air inlet (13) is connected by pipeline with tourie (2).
4. a kind of acid waste gas processing unit of single chmical compound explosive building-up process according to claim 1, it is characterised in that institute
The Venturi absorber (5) stated is provided with inlet (14), liquid outlet (16), bleeding point (15), inlet (14) diameter 30-
50mm, liquid outlet (16) diameter 50-65mm, bleeding point (15) diameter 30-50mm, Venturi absorber inlet (14) and circulation
Pump (1) is connected, and liquid outlet (16) is connected with tourie (2), and bleeding point (15) is connected with gas-liquid separator (6).
5. a kind of acid waste gas processing unit of single chmical compound explosive building-up process according to claim 1, it is characterised in that institute
The appearance and size and opening caliber of the gas-liquid separator (6) stated matches with tourie (2) and Venturi absorber (5), gas-liquid
Separator (6) nominal diameter 200-350mm, draw ratio 2-2.5:1, end socket adopts standard elliptical head, upper cover center position
Acid waste gas air inlet is provided with, air inlet diameter 20-35mm is provided with gas outlet, gas outlet diameter at the downward 20-40mm of upper cover
30-50mm, gas outlet is connected with Venturi absorber (5), and low head center position is provided with liquid outlet, by the liquid in acid waste gas
State collecting material is discharged, liquid outlet diameter 20-35mm.
6. a kind of acid waste gas processing unit of single chmical compound explosive building-up process according to claim 1, it is characterised in that institute
Temperature programmed control system (9) heating power stated is not less than 10kw, and refrigeration work consumption is not less than 6kw, -25-100 DEG C of temperature control scope, journey
The liquid outlet of sequence temperature-controlling system (9) is connected with the chuck import of filling adsorption post (3), and liquid return hole goes out with the chuck of tourie (2)
Mouth connection.
7. the acid waste gas processing unit of a kind of single chmical compound explosive building-up process according to claim 1, it is characterised in that inhale
The absorption temperature of receipts process is set in 0-10 DEG C.
8. the acid waste gas processing unit of a kind of single chmical compound explosive building-up process according to claim 1, it is characterised in that fill out
Filler adopts the ceramic ring of Φ 50mm used by material adsorption column (3), to improve absorption efficiency.
9. the acid waste gas processing unit of a kind of single chmical compound explosive building-up process according to claim 1, it is characterised in that this
Device synthesizes scientific research and testing and processes with the acid waste gas of generation trial-manufacturing process suitable for single chmical compound explosive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611124327.5A CN106621709A (en) | 2016-12-08 | 2016-12-08 | Device for treating acidic waste gas in synthesis process of single-compound explosive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611124327.5A CN106621709A (en) | 2016-12-08 | 2016-12-08 | Device for treating acidic waste gas in synthesis process of single-compound explosive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106621709A true CN106621709A (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611124327.5A Pending CN106621709A (en) | 2016-12-08 | 2016-12-08 | Device for treating acidic waste gas in synthesis process of single-compound explosive |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109603355A (en) * | 2018-12-25 | 2019-04-12 | 西安近代化学研究所 | A kind of PLC control type organic waste gas treatment equipment |
| CN109603324A (en) * | 2018-12-25 | 2019-04-12 | 西安近代化学研究所 | A kind of automatic continuous processing equipment of organic exhaust gas |
| CN109603323A (en) * | 2018-12-25 | 2019-04-12 | 西安近代化学研究所 | A kind of cleaner and its method |
| CN109603322A (en) * | 2018-12-25 | 2019-04-12 | 西安近代化学研究所 | A kind of PLC control type dust and organic waste gas treatment equipment |
| CN111888892A (en) * | 2020-06-29 | 2020-11-06 | 北京奥博斯工程技术有限公司 | Purification process and device for polyolefin waste gas |
| CN114786793A (en) * | 2020-06-24 | 2022-07-22 | 益科斯有限公司 | Apparatus for treating gaseous pollutants |
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| CN105126583A (en) * | 2015-08-13 | 2015-12-09 | 中国石油集团东北炼化工程有限公司葫芦岛设计院 | Asphalt flue gas purification apparatus |
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| CN202129012U (en) * | 2011-06-02 | 2012-02-01 | 广州科城环保科技有限公司 | Recycling system for tail gas generated in process of utilizing etching waste liquid to produce copper chloride and copper sulfate |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109603355A (en) * | 2018-12-25 | 2019-04-12 | 西安近代化学研究所 | A kind of PLC control type organic waste gas treatment equipment |
| CN109603324A (en) * | 2018-12-25 | 2019-04-12 | 西安近代化学研究所 | A kind of automatic continuous processing equipment of organic exhaust gas |
| CN109603323A (en) * | 2018-12-25 | 2019-04-12 | 西安近代化学研究所 | A kind of cleaner and its method |
| CN109603322A (en) * | 2018-12-25 | 2019-04-12 | 西安近代化学研究所 | A kind of PLC control type dust and organic waste gas treatment equipment |
| CN114786793A (en) * | 2020-06-24 | 2022-07-22 | 益科斯有限公司 | Apparatus for treating gaseous pollutants |
| CN115155291A (en) * | 2020-06-24 | 2022-10-11 | 益科斯有限公司 | Apparatus for treating gaseous pollutants |
| CN111888892A (en) * | 2020-06-29 | 2020-11-06 | 北京奥博斯工程技术有限公司 | Purification process and device for polyolefin waste gas |
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Application publication date: 20170510 |
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