CN107739637A - A kind of desulfurizing tower - Google Patents

A kind of desulfurizing tower Download PDF

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Publication number
CN107739637A
CN107739637A CN201710915158.5A CN201710915158A CN107739637A CN 107739637 A CN107739637 A CN 107739637A CN 201710915158 A CN201710915158 A CN 201710915158A CN 107739637 A CN107739637 A CN 107739637A
Authority
CN
China
Prior art keywords
vat
spray chamber
lye tank
air inlet
desulfurizing tower
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
Application number
CN201710915158.5A
Other languages
Chinese (zh)
Inventor
滕昆辰
刘刚
彭进
葛从龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING HONGBO ENVIRONMENTAL PROTECTION INDUSTRIAL Co Ltd
Original Assignee
NANJING HONGBO ENVIRONMENTAL PROTECTION INDUSTRIAL Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NANJING HONGBO ENVIRONMENTAL PROTECTION INDUSTRIAL Co Ltd filed Critical NANJING HONGBO ENVIRONMENTAL PROTECTION INDUSTRIAL Co Ltd
Priority to CN201710915158.5A priority Critical patent/CN107739637A/en
Publication of CN107739637A publication Critical patent/CN107739637A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L3/00Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
    • C10L3/06Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
    • C10L3/10Working-up natural gas or synthetic natural gas
    • C10L3/101Removal of contaminants
    • C10L3/102Removal of contaminants of acid contaminants
    • C10L3/103Sulfur containing contaminants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/48Sulfur compounds
    • B01D53/52Hydrogen sulfide
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77Liquid phase processes
    • B01D53/78Liquid phase processes with gas-liquid contact
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/84Biological processes
    • B01D53/85Biological processes with gas-solid contact
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L2200/00Components of fuel compositions
    • C10L2200/04Organic compounds
    • C10L2200/0461Fractions defined by their origin
    • C10L2200/0469Renewables or materials of biological origin
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Abstract

The invention discloses a kind of desulfurizing tower, including tower body, spray chamber and lye tank (vat), spray chamber is provided with inside the tower body, the top and side of the spray chamber are respectively and fixedly provided with spray head, the inside of the bottom of the spray chamber is interspersed to be provided with air inlet pipe, and one end of the air inlet pipe is fixed with the first valve, and the other end of the air inlet pipe is fixed with filter, the bottom of the spray chamber is fixed with lye tank (vat), and the bottom of the lye tank (vat) at the top of slag groove with being fixedly connected.Inventive desulfurization tower, one end of air inlet pipe is in funnel-form, the and axis of funnel overlaps with the axis of spray chamber, so that the gas entered spreads to surrounding, the top and side of spray chamber are designed with spray head, increase contact area and the time of contact of gas-liquid, make desulfurization more thorough, alkali lye in lye tank (vat) can recycle, both environmental emission reduction, reduce and be lost again, the paddle in lye tank (vat) can stir alkali lye, make concentration of lye uniform, ensure that desulfurized effect is stable.

Description

A kind of desulfurizing tower
Technical field
The present invention relates to a kind of desulfurizing tower, specially a kind of desulfurizing tower.
Background technology
Biogas is a kind of more environmental protection and economical and practical renewable resource, and biogas is when in use, it is necessary to purifies, improves Methane content, reach the standard that high-quality utilizes, contain methane, hydrogen sulfide, carbon dioxide and nitrogen etc. in biogas, so for The purification of biogas, desulfurization are essential links, and most sulfur removal technology link is all completed using desulfurizing tower, and Traditional desulfurizing tower gas liquid interfacial area is smaller, and desulfurization is insufficient.Therefore we make improvement to this, propose a kind of desulfurizing tower.
The content of the invention
It is a primary object of the present invention to provide a kind of desulfurizing tower, can effectively solve traditional desulfurizing tower gas-liquid contact face The problem of product is smaller, and desulfurization is insufficient.
In order to solve the above-mentioned technical problem, the invention provides following technical scheme:
A kind of desulfurizing tower, including tower body, spray chamber and lye tank (vat), the tower body inside are provided with spray chamber, the spray chamber Top and side be respectively and fixedly provided with spray head, the inside of the bottom of the spray chamber is interspersed to be provided with air inlet pipe, the air inlet pipe One end is fixed with the first valve, and the other end of the air inlet pipe is fixed with filter, and the bottom of the spray chamber, which is fixed, to be set There is lye tank (vat), with being fixedly connected at the top of slag groove, the liquid outlet of the lye tank (vat) side, which is fixed, to be connected for the bottom of the lye tank (vat) Be connected to elevator pump, the delivery port of the elevator pump is fixedly connected with the second valve, one end of second valve by pipeline with The inlet pipeline connection of spray head, the side of the lye tank (vat) are provided with air blower, and the opposite side of the lye tank (vat) is provided with fluid injection Mouthful, the inside of the lye tank (vat) is provided with paddle, and the bottom of the slag groove at the top of base with being fixedly connected, in the base Portion is provided with motor, and the paddle is connected with motor output shaft, and the top of the spray chamber is fixedly connected with screen pipe, institute State and jet head is fixedly connected with the top of screen pipe, the side of the jet head is fixed with feed tube, the jet head top Gas outlet be fixedly connected by escape pipe with the air inlet of aspiration pump, be provided with the 3rd valve in the middle part of the escape pipe.
Further, the inlet of the liquid injection port and feed tube is equipped with closure.
Further, the inlet of the elevator pump and the air inlet of air blower are fixed with screen pack.
Further, be provided with cylindrical cavity inside the screen pipe, the cylindrical cavity and screen pipe it is interior Biofilm packing is filled between wall, one end diameter of the escape pipe is equal with cylindrical cavity diameter length.
Further, the opposite position of the jet head and biofilm packing is provided with shower nozzle, and the escape pipe is worn Jet head is crossed to be fixedly connected with screen pipe.
Further, one end of the air inlet pipe is in funnel-form, the axis of funnel, the axis of filter and spray Drench room axis overlap, and the diameter of filter than fall funnel diameter it is big.
Further, the bottom of the spray chamber communicates with the top of lye tank (vat), bottom and the slag groove of the lye tank (vat) Top communicate.
Further, the paddle is made up of waterproof alkali resistant materials.
Compared with prior art, the present invention has the advantages that:This kind of desulfurizing tower, air inlet pipe, one end of air inlet pipe To fall funnel-form, and the axis of funnel overlaps with the axis of spray chamber so that the gas of entrance spreads to surrounding, spray The top and side of room are designed with contact area and the time of contact that spray head increases gas-liquid, make desulfurization more thorough, air inlet pipe One end of funnel is provided with filter, can filter out the solid granule for being passed through and being mingled with gas, prevent solid granule Whole spray chamber is floated, escape pipe is blocked, the liquid of spray head spray, drenches on filter, cleaning can be played to filter and is made With making the little particle on filter be deposited in slag groove, the alkali lye in lye tank (vat) can recycle, both environmental emission reduction, again Reduce and be lost, the paddle in lye tank (vat) can stir alkali lye, make concentration of lye uniform, ensure that desulfurized effect is stable, air blast Machine brings substantial amounts of oxygen into, and enough oxygen is provided for desulphurization reaction, makes desulfurization more abundant, and gas flows through the circle of screen pipe Cylinder intracavity, the biomembrane in screen pipe can filter the hydrogen sulfide remained in gas, and biomembrane has certain regeneration Ability, reduce loss, the top gas outlet of tower body is provided with aspiration pump, flows up gas and reduces air-flow in spray chamber By when pressure.
Brief description of the drawings
Fig. 1 is a kind of structural representation of desulfurizing tower of the present invention;
Fig. 2 is a kind of screen pipe structural representation of desulfurizing tower of the present invention.
In figure:1st, tower body;2nd, spray chamber;3rd, spray head;4th, the first valve;5th, air inlet pipe;6th, lye tank (vat);7th, elevator pump; 8th, the second valve;9th, paddle;10th, air blower;11st, base;12nd, motor;13rd, aspiration pump;14th, the 3rd valve;15th, filter Plate;16th, slag groove;17th, liquid injection port;18th, screen pipe;19th, jet head;20th, feed tube;21st, escape pipe.
Embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to Embodiment, the present invention is expanded on further.
As shown in Figure 1-2, a kind of desulfurizing tower, including tower body 1, spray chamber 2 and lye tank (vat) 6, the inside of tower body 1 are provided with spray chamber 2, the top and side of spray chamber 2 are respectively and fixedly provided with spray head 3, and the inside of the bottom of spray chamber 2 is interspersed to be provided with air inlet pipe 5, air inlet One end of pipe 5 is fixed with the first valve 4, and the other end of air inlet pipe 5 is fixed with filter 15, and the bottom of spray chamber 2 is fixed Provided with lye tank (vat) 6, the bottom of lye tank (vat) 6 is fixedly connected with the top of slag groove 16, and the liquid outlet of the side of lye tank (vat) 6 is fixedly connected There is elevator pump 7, the delivery port of elevator pump 7 is fixedly connected with the second valve 8, and one end of the second valve 8 passes through pipeline and spray head 3 The connection of inlet pipeline, the side of lye tank (vat) 6 is provided with air blower 10, and the opposite side of lye tank (vat) 6 is provided with liquid injection port 17, lye tank (vat) 6 inside is provided with paddle 9, and the bottom of slag groove 16 is fixedly connected with the top of base 11, and the inside of base 11 is provided with motor 12, Paddle 9 is connected with the output shaft of motor 12, and the top of spray chamber 2 is fixedly connected with screen pipe 18, the top of screen pipe 18 Jet head 19 is fixedly connected with, the side of jet head 19 is fixed with feed tube 20, and the gas outlet on the top of jet head 19 is by going out Tracheae 21 is fixedly connected with the air inlet of aspiration pump 13, and the middle part of escape pipe 21 is provided with the 3rd valve 14.
Wherein, liquid injection port 17 and the inlet of feed tube 20 are equipped with closure, prevent liquid from flowing out.
Wherein, the air inlet of the inlet of elevator pump 7 and air blower 10 is fixed with screen pack, has prevented little particle from entering Enter elevator pump 7 and air blower 10, so as to influence the operating of elevator pump 7 and air blower 10.
Wherein, the inside of screen pipe 18 is provided with cylindrical cavity, and filling is biological between the inwall of cylindrical cavity and screen pipe 18 Film filler, one end diameter of escape pipe 21 is equal with cylindrical cavity diameter length, and gas stream is by the cylinder of chimney filter 18 Chamber, the hydrogen sulfide remained in gas are filtered by biofilm packing, then discharged by escape pipe 21, and biofilm packing can be by gas A small amount of hydrogen sulfide of middle residual filters out.
Wherein, the opposite position of jet head 19 and biofilm packing is provided with shower nozzle, escape pipe 21 through jet head 19 and Screen pipe 18 is fixedly connected, and nutrient solution is sprayed in biofilm packing by jet head 19, is advantageous to biomembrane regeneration, is saved damage Consumption.
Wherein, one end of air inlet pipe 5 is in funnel-form, the axis of funnel, the axis of filter 15 and spray chamber Axis overlap, and the diameter of filter 15 than fall funnel diameter it is big so that can be by mistake into the little particle in gas Filter, prevents little particle from being flown away in spray chamber 2, blocks escape pipe 21.
Wherein, the bottom of spray chamber 2 communicates with the top of lye tank (vat) 6, the bottom of the lye tank (vat) 6 and the top of slag groove 16 End communicates, and the liquid after spray is flowed into lye tank (vat) 6, is recycled.
Wherein, paddle 9 is made up of waterproof alkali resistant materials, reduces corrosion of the alkali lye to paddle 9, extends paddle 9 Service life.
It should be noted that the present invention is a kind of desulfurizing tower, when specific, power supply is first passed through, makes motor 12 and air blower 10 Start working, substantial amounts of oxygen is blasted lye tank (vat) 6 by air blower 10, and the output shaft of motor 12 drives paddle 9 to stir lye tank (vat) 6 In alkali lye, make the concentration of lye in lye tank (vat) 6 uniform, open the second valve 8, by elevator pump 7 by the alkali in lye tank (vat) 6 Liquid, by the spray head 3 in return duct inflow spray chamber 2, the alkali lye spray in spray head 3 arrives spray chamber 2, opens the first valve 4, gas is entered spray chamber 2 from air inlet pipe 5, filtered into the solid granule in the gas of spray chamber 2 by filter 15, sprayed The alkali lye of leaching, which washes away the little particle on filter 15, falls into slag groove 16, and gas reacts with alkali lye, makes the sulphur in gas To change hydrogen to be divested, the liquid after spray flows into lye tank (vat) 6, by return line flow to spray head 3 in the presence of elevator pump 7, then Gas in spray chamber 2 is sprayed, the closure of the liquid injection port 17 of the side of lye tank (vat) 6 is opened, detects the temperature of alkali lye And PH, alkali lye is injected from liquid injection port 17 if necessary, to ensure the PH of alkali lye in lye tank (vat) 6, so as to ensure desulfurized effect, opens the Three valves 14, and aspiration pump 13 is worked, the gas in spray chamber 2 after desulfurization is flowed to the gas outlet on the top of tower body 1, gas Body enters screen pipe 18, flows through the cylindrical cavity of screen pipe 18, and a small amount of hydrogen sulfide remained in gas passes through biomembrane again Secondary to filter out, nutrient solution enters jet head 19 by feed tube 20, and jet head 19 sprays into nutrient solution the biomembrane of overanxious pipe 18 On, regenerate biomembrane, the gas after filtering is discharged by escape pipe 21.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (8)

1. a kind of desulfurizing tower, including tower body (1), spray chamber (2) and lye tank (vat) (6), it is characterised in that:The tower body (1) is internal Provided with spray chamber (2), the top and side of the spray chamber (2) are respectively and fixedly provided with spray head (3), the bottom of the spray chamber (2) Inside it is interspersed be provided with air inlet pipe (5), one end of the air inlet pipe (5) is fixed with the first valve (4), the air inlet pipe (5) The other end be fixed with filter (15), the bottom of the spray chamber (2) is fixed with lye tank (vat) (6), the lye tank (vat) (6) Bottom with being fixedly connected at the top of slag groove (16), the liquid outlet of lye tank (vat) (6) side is fixedly connected with elevator pump (7), the delivery port of the elevator pump (7) is fixedly connected with the second valve (8), and one end of second valve (8) passes through pipeline It is connected with the inlet pipeline of spray head (3), the side of the lye tank (vat) (6) is provided with air blower (10), the lye tank (vat) (6) Opposite side is provided with liquid injection port (17), and the inside of the lye tank (vat) (6) is provided with paddle (9), the bottom of the slag groove (16) with Base is fixedly connected at the top of (11), is provided with motor (12) inside the base (11), the paddle (9) and motor (12) are defeated Shaft is connected, and the top of the spray chamber (2) is fixedly connected with screen pipe (18), and the top of the screen pipe (18) is fixed Jet head (19) is connected with, the side of the jet head (19) is fixed with feed tube (20), jet head (19) top Gas outlet is fixedly connected by escape pipe (21) with the air inlet of aspiration pump (13), and the 3rd valve is provided with the middle part of the escape pipe (21) Door (14).
A kind of 2. desulfurizing tower according to claim 1, it is characterised in that:The liquid injection port (17) is entered with feed tube (20) Liquid mouth is equipped with closure.
A kind of 3. desulfurizing tower according to claim 1, it is characterised in that:The inlet and air blower of the elevator pump (7) (10) air inlet is fixed with screen pack.
A kind of 4. desulfurizing tower according to claim 1, it is characterised in that:It is provided with inside the screen pipe (18) in cylinder Chamber, biofilm packing, one end diameter of the escape pipe (21) are filled between the inwall of the cylindrical cavity and screen pipe (18) It is equal with cylindrical cavity diameter length.
A kind of 5. desulfurizing tower according to claim 4, it is characterised in that:The jet head (19) and the phase of biofilm packing Contraposition has installed shower nozzle, and the escape pipe (21) is fixedly connected through jet head (19) with screen pipe (18).
A kind of 6. desulfurizing tower according to claim 1, it is characterised in that:One end of the air inlet pipe (5) in funnel-form, The axis of funnel, the axis of filter (15) overlap with the axis of spray chamber, and the diameter ratio of filter (15) falls The diameter of funnel is big.
A kind of 7. desulfurizing tower according to claim 1, it is characterised in that:The bottom of the spray chamber (2) and lye tank (vat) (6) Top communicate, the bottom of lye tank (vat) (6) communicates with the top of slag groove (16).
A kind of 8. desulfurizing tower according to claim 1, it is characterised in that:The paddle (9) is by waterproof alkali resistant materials It is made.
CN201710915158.5A 2017-09-30 2017-09-30 A kind of desulfurizing tower Pending CN107739637A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710915158.5A CN107739637A (en) 2017-09-30 2017-09-30 A kind of desulfurizing tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710915158.5A CN107739637A (en) 2017-09-30 2017-09-30 A kind of desulfurizing tower

Publications (1)

Publication Number Publication Date
CN107739637A true CN107739637A (en) 2018-02-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109289411A (en) * 2018-10-25 2019-02-01 肖江江 A kind of industrial combustion boiler waste gas purification apparatus

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109289411A (en) * 2018-10-25 2019-02-01 肖江江 A kind of industrial combustion boiler waste gas purification apparatus

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