CN110482494A - Energy saving continuous sulfur melting process without discharging of waste liquid - Google Patents
Energy saving continuous sulfur melting process without discharging of waste liquid Download PDFInfo
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- CN110482494A CN110482494A CN201910907028.6A CN201910907028A CN110482494A CN 110482494 A CN110482494 A CN 110482494A CN 201910907028 A CN201910907028 A CN 201910907028A CN 110482494 A CN110482494 A CN 110482494A
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- sulphur
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- liquid
- sulfur melting
- heat transfer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/02—Preparation of sulfur; Purification
- C01B17/027—Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses or sulfur containing ores; Purification of the recovered sulfur
Abstract
The invention discloses a kind of energy saving continuous sulfur melting processes of no discharging of waste liquid, belong to chemical process technical field.The process carries out in continuous sulfur melting kettle, wherein, sulphur cream, at least one of sulphur foam or sulfur slurry are uniformly mixed to obtain mixed slurry with the clear liquid being discharged by purified liquor outlet in slurry tank, mixed slurry is sent into the heat exchanging pipe of autoclave body, in the first heat transfer zone with the clear liquid enhanced heat exchange through baffle plate, in the second heat transfer zone with the liquid enhanced heat exchange through damping sheet, complete slurry temperature-rise period, obtained heating slurry lowers into sulphur decanting zone and isolates drusen and liquid, drusen melts sulphur in sulfur melting region and obtains molten sulfur and autoclave body is discharged, liquid, which ascends into the second heat transfer zone enrichment sulphur particle under damping baffle plate effect liquid is made to become clear liquid and continue to ascend into the first heat transfer zone, is recycled to slurry tank or desulphurization system by purified liquor outlet.The clear liquid temperature that the process obtains is lower, and slurrying can be recycled, be advantageously implemented the cleaning procedure of no discharging of waste liquid.
Description
Technical field
The present invention relates to a kind of purification sulphur techniques processed, belong to chemical process technical field, more particularly to a kind of no waste liquid
The energy saving continuous sulfur melting process of discharge.
Background technique
Wet desulphurization is widely adopted because desulphurization cost is low, desulfuration efficiency is high, and the sulfur product that wet desulphurization obtains includes
Sulphur foam, sulfur slurry or the sulphur cream by filtering, they must can just obtain more high-grade sulphur by the molten sulphur of sulfur melting kettle.
Early stage commonly uses interval sulfur melting kettle and carries out molten sulphur, but due to its there are site environments poor, sulphur low output, and energy consumption is high, operational administrative
The defects of difficult, is replaced by continuous sulfur melting kettle at present.
In recent years, people are also constantly improving defect existing for continuous sulfur melting kettle.By the sulfur melting kettle of collet heating method,
Since radiant heat transfer section is limited, it is impermeable to there is a problem of that sulphur melts, Chinese patent 2011202144038,
2012203024911 propose to increase coil pipe and internal jacket heater in kettle lower part, to solve, so as to improve molten sulphur effect, but from
The clear liquid temperature of sulfur melting kettle discharge is higher, need to continue to cool down to clear liquid with heat exchanger, its essence is the energy that will heat steam
Amount is transferred in the temperature-reducing medium to clear liquid, wastes thermal energy；Chinese patent 2006201275407,2011202144038,
2015204541285 and 2016207465095 are all made of tubulation heat-exchanger rig, but there are drusens in slurries outside tubulation sinks
Product also heated clear liquid in cross over pipe and tedge while leading to low heat exchange efficiency, steam heating slurries on partition, increase
Steam consumption quantity, with the cooling clear liquid of cooling water, the problems such as being underutilized clear liquid thermal energy；Chinese patent
2013204131173 also use tubulation heat exchange, and for the heat exchange of slurries and clear liquid, but its outlet temperature for controlling clear liquid is 80
Between~90 DEG C, there are problems that clear liquid thermal energy is underused.Meanwhile the direct outlet of clear liquid may also result in environmental pollution.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of energy saving continuous sulfur melting process of no discharging of waste liquid,
The clear liquid temperature that the process obtains is lower, and slurrying can be recycled, be advantageously implemented the cleaning procedure of no discharging of waste liquid.
To achieve the above object, the invention discloses a kind of energy saving continuous sulfur melting process of no discharging of waste liquid, the works
Process carries out in continuous sulfur melting kettle, and the sulfur melting kettle includes autoclave body, and positioned at the purified liquor outlet of autoclave body side wall, the autoclave body
Inside is equipped with the first heat transfer zone and the second heat transfer zone being made of heat exchanging pipe beam and autoclave body, is equipped with one in first heat transfer zone
A above baffle plate, each baffle plate is vertical with the autoclave body center line holding, is in equipped at least one in second heat transfer zone
The damping sheet of tilt distribution, plane and the autoclave body center line out of plumb where each damping sheet, second heat transfer zone
Underface be additionally provided with sulphur decanting zone and sulfur melting region；
The process includes melting sulphur subtractive process as follows:
At least one of sulphur cream, sulphur foam or sulfur slurry are uniformly mixed in slurry tank with the clear liquid being discharged by purified liquor outlet
Mixed slurry, the mixed slurry are sent into the heat exchanging pipe of autoclave body, in the first heat transfer zone with the clear liquid through baffle plate into
Row enhanced heat exchange carries out enhanced heat exchange with the liquid through damping baffle plate in the second heat transfer zone, completes slurry temperature-rise period, institute
It states heating slurry to lower into sulphur decanting zone and isolate drusen and liquid, the drusen melts sulphur in sulfur melting region and obtains
Simultaneously autoclave body is discharged in molten sulfur, and the liquid, which ascends into the second heat transfer zone enrichment sulphur particle under damping baffle plate effect, makes liquid
Ascend into that the first heat transfer zone is recycled to slurry tank by purified liquor outlet or desulphurization system is recycled as clear liquid and continuing.
Further, the sulphur decanting zone is equipped with the second external jacket with the autoclave body side wall outer end where the second heat transfer zone,
Mixed slurry temperature is upgraded to 80~119 DEG C in second heat transfer zone.Second external jacket has the second external jacket steam and enters
Mouth and the second external jacket condensate outlet, and pressure≤0.3MPa steam is passed through to the second external jacket steam inlet.
It further, is 10~60 DEG C by the clear liquid temperature of purified liquor outlet discharge.
Further, the autoclave body side wall outer end where first heat transfer zone is equipped with the first external jacket, first outer clip
Set has the first external jacket steam inlet and the first external jacket condensate outlet, and is passed through pressure to the first external jacket steam inlet
≤ 0.3MPa steam.
Further, the autoclave body side wall outer end where the sulphur decanting zone is equipped with third external jacket, the third outer clip
Set has third external jacket steam inlet and third external jacket condensate outlet, and is passed through pressure to third external jacket steam inlet
For 0.3~0.6MPa steam.
Further, molten sulfur pipe lateral wall is equipped with molten sulfur pipe external jacket, and the molten sulfur pipe external jacket has molten sulfur pipe outer clip
Cover steam inlet and molten sulfur pipe external jacket condensate outlet, and to molten sulfur pipe external jacket steam inlet be passed through pressure be 0.3~
0.6MPa steam.
Further, the baffling plate surface offers circular through hole, and the damping plate surface offers ellipse hole
And successively alternatively distributed strip through-hole.
Further, each baffle(s) spacing d1 is 0.2~1.5 times of autoclave body diameter, and each plate spacing d2 that damps is that autoclave body is straight
0.2~1.5 times of diameter.
Further, angle α=45~60 ° of plane and the autoclave body center line where each damping sheet.The resistance
Buddhist nun's plate not only has the effect of enhanced heat exchange, and more important is the effects with sulphur particle in this plate damping enriched liquid, into one
Step removes sulphur particle in liquid, and liquid is made to become clear liquid.
Further, the heat exchanging pipe beam includes one or more the heat exchanging pipe equally arranged, each heat exchanging pipe
Feed inlet in horn-like, and along connection slurry clear liquid separating plate on the feed inlet of each heat exchanging pipe, the purified liquor outlet is located at
Below slurry clear liquid separating plate.
Further, the autoclave body top is equipped with slurry inlet, and bottom end is exported equipped with molten sulfur, below the slurry inlet
Autoclave body inside be additionally provided with slurry distributor.
Further, described molten sulfur outlet connection molten sulfur pipe one end, the molten sulfur pipe other end is molten sulfur discharge outlet.
Further, it is additionally provided with the 1 or more connected molten sulphur heating tube in vertical arrangement both ends in the sulfur melting region, and to
It is 0.3~0.6MPa steam that end entrance, which is passed through pressure, in molten sulphur heating tube.
Further, the ellipse hole of the circular through hole of the baffle plate and damping sheet can be set as equilateral triangle office, just
The hole heart of the distribution forms such as rectangular office, concentric loop, circular through hole and ellipse hole away from be heat exchanging pipe diameter 1.5~
3 times.
The beneficial effects are mainly reflected as follows following aspects:
The process that the present invention designs includes slurry respectively with clear liquid and liquid in the first heat transfer zone and the second heat transfer zone
Interior carry out enhanced heat exchange, by the clear liquid temperature of purified liquor outlet discharge at 60 ° hereinafter, reducing the dosage of heating steam, liquid exists
Enrichment in second heat transfer zone through damping sheet removes sulphur particle and becomes clear liquid, improves continuous sulfur melting kettle and melts sulphur effect
Rate, meanwhile, leave the clear liquid of continuous sulfur melting kettle except for in addition to sulphur cream slurrying, remaining whole to send desulphurization system recycling back to,
Realize no discharging of waste liquid.
Detailed description of the invention
Fig. 1 is process flow chart of the invention；
Fig. 2 is the structural schematic diagram of sulfur melting kettle of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of baffle plate in Fig. 2；
Fig. 4 is the structural schematic diagram of damping sheet in Fig. 2；
Wherein, each part numbers are as follows in Fig. 1 to Fig. 4:
First heat transfer zone I；
Second heat transfer zone II；
Sulphur decanting zone III；
Sulfur melting region IV；
Autoclave body 1 (wherein, slurry distributor 1.1, feed inlet 1.2, slurry clear liquid separating plate 1.3, heat exchanging pipe beam 1.4, folding
Flowing plate 1.5, damping sheet 1.6, molten sulphur heating tube 1.7)；
First external jacket 2, the second external jacket 3, third external jacket 4, molten sulfur pipe external jacket 5, molten sulfur pipe 6, first partition 7,
Second partition 8, thermometer 9, slurry tank 10, slurry conveying equipment 11；
Slurry inlet A1, molten sulfur discharge outlet A2, purified liquor outlet A3, molten sulfur outlet A4；
First external jacket steam inlet B1, the first external jacket condensate outlet B2；
Second external jacket steam inlet C1, the second external jacket condensate outlet C2；
Third external jacket steam inlet D1, third external jacket condensate outlet D2；
Molten sulfur pipe external jacket steam inlet E1, molten sulfur pipe external jacket condensate outlet E2；
Level instrumentation nozzle O；
Molten sulphur heating tube steam inlet P, melts sulphur heating tube condensate outlet Q.
Specific embodiment
The invention discloses a kind of energy saving continuous sulfur melting processes of no discharging of waste liquid, as shown in Fig. 1 and Fig. 2, the work
It is carried out in the main process of process continuous sulfur melting kettle shown in Fig. 2, the sulfur melting kettle includes autoclave body 1, and is located at 1 side of autoclave body
The purified liquor outlet A3 of wall is equipped with the first heat transfer zone I and second being made of heat exchanging pipe beam 1.4 and autoclave body 1 inside the autoclave body 1
Heat transfer zone II, specifically, the heat exchanging pipe beam 1.4 includes one or more the heat exchanging pipe equally arranged, the present invention is excellent
Selecting the tube spacing of each heat exchanging pipe is 1.5~3 times of each heat exchanging pipe outer diameter, and the feed inlet 1.2 of each heat exchanging pipe is in loudspeaker
Shape, and along connection slurry clear liquid separating plate 1.3 along the feed inlet of heat exchanging pipe 1.2, it is clear that the purified liquor outlet A3 is located at slurry
1.3 lower section of liquid separating plate.And the purified liquor outlet A3 passes through piping connection slurry tank 10；
More than one baffle plate 1.5 is equipped in the first heat transfer zone I, each baffle plate 1.5 is protected with 1 center line of autoclave body
It holds vertically, at least one inclined parallel damping sheet 1.6, each damping sheet 1.6 is equipped in the second heat transfer zone II
Place plane and the 1 center line out of plumb of autoclave body, meanwhile, first is equipped in the 1 side wall outer end of autoclave body where the first heat transfer zone I
External jacket 2, first external jacket 2 have the first external jacket steam inlet B1 and the first external jacket condensate outlet B2.To
Steam pressure≤0.3MPa steam is passed through in one external jacket steam inlet B1.
As shown in Figures 3 and 4,1.5 surface of baffle plate offers circular through hole S1, and 1.6 surface of damping sheet is opened
Equipped with ellipse hole S2 and successively alternatively distributed strip through-hole T1, wherein circular through hole S1 is used for ellipse hole S2
Across heat exchanging pipe, strip through-hole T1 is used for the drusen by enrichment；In conjunction with Fig. 1 it is found that being to increase clear liquid and liquid
Path, augmentation of heat transfer effect, the present invention select each baffle plate 1.5 to be interspersed, and each damping sheet 1.6 is also interspersed, and
Each 1.5 spacing d1 of baffle plate is 0.2~1.5 times of 1 diameter of autoclave body, each 1.6 spacing d2 of damping sheet be 1 diameter of autoclave body 0.2~
1.5 again.Angle α=45 of the further preferably each 1.6 place plane of the damping sheet of the present invention and 1 center line of autoclave body~
60 °, strengthen the heat exchange between slurry and clear liquid or liquid and the small drusen in concentration and separation liquid to realize.
Fig. 2 is recombined it is found that being additionally provided with sulphur decanting zone III and sulfur melting region immediately below the second heat transfer zone II
1 side wall outer end of autoclave body where IV, the sulphur decanting zone III and the second heat transfer zone II is equipped with the second external jacket 3.Described second
External jacket 3 has the second external jacket steam inlet C1 and the second external jacket condensate outlet C2, and enters to the second external jacket steam
Mouth C1 is passed through steam pressure≤0.3MPa steam；Since the first heat transfer zone I, the second heat transfer zone II are different to heating temperature requirement
It causes, first partition 7 is equipped between first external jacket 2 and the second external jacket 3.
At the same time, 1 top of autoclave body is equipped with slurry inlet A1, and bottom end is equipped with molten sulfur and exports A4, enters in the slurry
Slurry distributor 1.1 is additionally provided with inside autoclave body 1 below mouth A1.The slurry distributor 1.1, which is located above heat exchanging pipe 1.4, to be set
It sets, the bottom the sulfur melting region IV is arranged molten sulfur and exports A4, and the molten sulfur exports 6 one end of A4 connection molten sulfur pipe, and the molten sulfur pipe 6 is another
One end is equipped with molten sulfur discharge outlet A2.1 side wall outer end of autoclave body where the sulfur melting region IV is equipped with third external jacket 4, and outside third
Second partition 8 is equipped between collet 4 and the second external jacket 3；
6 lateral wall of molten sulfur pipe is equipped with molten sulfur pipe external jacket 5, and the molten sulfur pipe external jacket 5 has molten sulfur pipe external jacket
Steam inlet E1 and molten sulfur pipe external jacket condensate outlet E2, the third external jacket 4 have third external jacket steam inlet
D1, third external jacket condensate outlet D2.Sulphur heating tube steam inlet P is melted into third external jacket steam inlet D1, sulfur melting region
And it is 0.3~0.6MPa steam that molten sulfur pipe external jacket steam inlet E1, which is passed through steam pressure,.
The sulphur decanting zone III and sulfur melting region IV are additionally provided with level instrumentation nozzle O.
The sulfur melting region IV is equipped with thermometer 9.
Sulfur melting kettle disclosed above is for refining the slurry being made of at least one of sulphur foam, sulfur slurry or sulphur cream.Tool
Body, at least one of sulphur cream, sulphur foam or sulfur slurry mix with the clear liquid being discharged by purified liquor outlet A3 in slurry tank 10
Even mixed slurry, the mixed slurry are sent by slurry conveying equipment 11 to entering in autoclave body 1 and through slurry distributor 1.1
Be dispersed into inside each heat exchanging pipe beam 1.4, in the first heat transfer zone I with heated through baffle plate 1.5 by the first external jacket 2 it is clear
Liquid carries out enhanced heat exchange, continues to carry out in the second heat transfer zone II with the liquid heated through damping sheet 1.6 by the second external jacket 3 strong
Change heat exchange, slurry temperature rises to 80~119 DEG C of optimum temperature of solid-liquor separation in the second heat transfer zone II at this time, and slurry leaves
Second heat transfer zone enters sulphur decanting zone III, completes the separation of liquid and solid sulfur particle, the liquid isolated is in outer masterpiece
Risen with lower edge the second heat transfer zone II and exchanged heat with slurry, while enrichment sulphur particle makes liquid under the effect of damping sheet 1.6
The limpid clear liquid that becomes continues to ascend into the first heat transfer zone I, since clear liquid temperature is high, can realize again and change with the slurry of decline
Heat, temperature are reduced to 60 DEG C or less and the purified liquor outlet A3 along 1.3 lower section of slurry clear liquid separating plate to flow into slurry tank 10.Sulphur is heavy
The drusen that drop area III isolates enters sulfur melting region IV, under the heating of third external jacket 4 and/or molten sulphur heating tube 1.7,
Melted by heat forms molten sulfur, is discharged by the molten sulfur discharge outlet A2 of the molten sulfur pipe 6 of molten sulfur outlet A4.
In order to better explain the present invention, below in conjunction with the specific embodiment main contents that the present invention is furture elucidated, but
The contents of the present invention are not limited solely to following embodiment.
Embodiment 1
Slurry tank is entered by the sulphur cream that acquisition solid content 65% is filtered in desulfurization and molten sulphur clear liquid carries out slurrying, obtains solid content
8%, the sulfur slurry that temperature is 35 DEG C, is sent into sulfur melting kettle by slurry conveying equipment, through exchanging heat with clear liquid, and is added by jacket steam
Heat enters decanting zone III to 113 DEG C, and wherein drusen settles rapidly, into sulfur melting region IV.Temperature be 113 DEG C of liquid rise with
Slurry carries out enhanced heat exchange, and temperature is reduced to 55 DEG C, leaves sulfur melting kettle by purified liquor outlet A3.Clear liquid a part is as slurrying liquid, separately
A part sends desulphurization system recycling back to.The drusen that the temperature of sedimentation is 113 DEG C or so is in sulfur melting region IV by inside and outside steaming
Vapour heats to 145 DEG C and carries out molten sulphur, and sulfur melting kettle is discharged by bottom liquid sulphur emissions mouth A2 in the molten sulfur after melting sulphur, obtains industry
Primes molten sulfur.
Embodiment 2
Solid content is obtained by desulfurization and enters slurry tank for the sulphur foam of 6%, 30 DEG C of temperature, then is sent into through slurry conveying equipment
Sulfur melting kettle exchanges heat with clear liquid, and is heated to 110 DEG C by jacket steam and enters decanting zone III, and wherein drusen settles rapidly, into
Enter sulfur melting region IV.The liquid that temperature is 110 DEG C, which rises, carries out enhanced heat exchange with slurry, and temperature is reduced to 53 DEG C, by purified liquor outlet A3
Leave sulfur melting kettle.Clear liquid all sends desulphurization system recycling back to.The temperature of sedimentation is 110 DEG C of drusens in IV quilt of sulfur melting region
Outer steam heats to 140 DEG C and carries out molten sulphur, and sulfur melting kettle is discharged by bottom liquid sulphur emissions mouth A2 in the molten sulfur after melting sulphur, obtains work
Industry primes molten sulfur.
Embodiment 3
Acquisition solid content is filtered by desulfurization and enters material fluid bath for the sulphur cream of 60%, 20 DEG C of temperature, then through slurry conveying equipment
It is sent directly into sulfur melting kettle, through exchanging heat with clear liquid, and 105 DEG C is heated to by jacket steam and enters decanting zone III, wherein drusen
Sedimentation rapidly, into sulfur melting region IV.Temperature is that 105 DEG C of liquid rise and slurry carries out enhanced heat exchange, and temperature is reduced to 50 DEG C, by clear
Liquid outlet A3 leaves sulfur melting kettle.Clear liquid all sends desulphurization system recycling back to.The temperature of sedimentation is 105 DEG C of drusens molten
Sulphur area IV heats to 138 DEG C by inside and outside steam and carries out molten sulphur, and the molten sulfur after melting sulphur is discharged by bottom liquid sulphur emissions mouth A2
Sulfur melting kettle obtains industrial primes molten sulfur.
Above embodiments are only best citing, rather than a limitation of the embodiments of the present invention.Except above-described embodiment
Outside, there are also other embodiments by the present invention.All technical solutions formed using equivalent substitution or equivalent transformation, all fall within the present invention
It is required that protection scope.
Claims (10)
1. a kind of energy saving continuous sulfur melting process of no discharging of waste liquid, which carries out in continuous sulfur melting kettle, described
Sulfur melting kettle includes autoclave body (1), and is located at the purified liquor outlet (A3) of autoclave body (1) side wall, is equipped with inside the autoclave body (1) and is arranged by heat exchange
First heat transfer zone (I) and the second heat transfer zone (II) of (1.4) and autoclave body (1) composition are restrained, is equipped in first heat transfer zone (I)
More than one baffle plate (1.5), each baffle plate (1.5) is vertical with the autoclave body (1) center line holding, second heat transfer zone
(II) damping sheet (1.6) of at least one inclined distribution, plane and the kettle where each damping sheet (1.6) are equipped in
Body (1) center line out of plumb is additionally provided with sulphur decanting zone (III) and sulfur melting region immediately below second heat transfer zone (II)
(IV)；
The process includes melting sulphur subtractive process as follows:
At least one of sulphur cream, sulphur foam or sulfur slurry mix in slurry tank (10) with the clear liquid being discharged by purified liquor outlet (A3)
Uniform mixed slurry, the mixed slurry are sent into the heat exchanging pipe beam (1.4) of autoclave body (1), in the first heat transfer zone (I) with
Clear liquid through baffle plate (1.5) carries out enhanced heat exchange, carries out by force in the second heat transfer zone (II) with the liquid through damping sheet (1.6)
Change heat exchange, complete slurry temperature-rise period, gained heating slurry lowers into sulphur decanting zone (III) and isolates drusen and liquid
Body, the drusen obtain molten sulfur in sulfur melting region (IV) molten sulphur and autoclave body (1) are discharged, and the liquid ascends into the second heat transfer zone
(II) enrichment sulphur particle makes liquid continue to ascend into the first heat transfer zone (I) simultaneously as clear liquid under damping sheet (1.6) effect
Slurry tank (10) is recycled to by purified liquor outlet (A3) or desulphurization system is recycled, the sulphur particle is enriched to become sulphur
Grain lowers into sulphur decanting zone (III).
2. the energy saving continuous sulfur melting process without discharging of waste liquid according to claim 1, it is characterised in that: the sulphur is heavy
Autoclave body (1) side wall outer end where dropping area (III) and the second heat transfer zone (II) is equipped with the second external jacket (3), second heat exchange
The interior mixed slurry temperature in area (II) is upgraded to 80~119 DEG C.
3. the energy saving continuous sulfur melting process without discharging of waste liquid according to claim 1, it is characterised in that: by purified liquor outlet
(A3) the clear liquid temperature being discharged is 10~60 DEG C.
4. the energy saving continuous sulfur melting process without discharging of waste liquid according to claim 1, it is characterised in that: the baffle plate
(1.5) surface offers circular through hole (S1), and damping sheet (1.6) surface offers ellipse hole (S2) and successively replaces
The strip through-hole (T1) of distribution.
5. the energy saving continuous sulfur melting process described according to claim 1~any one of 4 without discharging of waste liquid, feature exist
In: each baffle plate (1.5) spacing d1 is 0.2~1.5 times of autoclave body (1) diameter, and each damping sheet (1.6) spacing d2 is autoclave body (1)
0.2~1.5 times of diameter.
6. the energy saving continuous sulfur melting process without discharging of waste liquid according to claim 5, it is characterised in that: each resistance
Angle α=45~60 ° of plane and the autoclave body (1) center line where Buddhist nun's plate (1.6).
7. the energy saving continuous sulfur melting process described according to claim 1~any one of 4 without discharging of waste liquid, feature exist
In: the heat exchanging pipe beam (1.4) includes one or more the heat exchanging pipe equally arranged, the feed inlet of each heat exchanging pipe
It (1.2) is in horn-like, and along connection slurry clear liquid separating plate (1.3) on the feed inlet (1.2) of each heat exchanging pipe, the clear liquid goes out
Mouth (A3) is located at below slurry clear liquid separating plate (1.3).
8. the energy saving continuous sulfur melting process described according to claim 1~any one of 4 without discharging of waste liquid, feature exist
In: autoclave body (1) top is equipped with slurry inlet (A1), and bottom end is equipped with molten sulfur outlet (A4), at the slurry inlet (A1)
Slurry distributor (1.1) are additionally provided with inside the autoclave body (1) of side.
9. the energy saving continuous sulfur melting process of the according to claim 1 or 2 or 3 or 4 or 6 no discharging of waste liquid, feature exist
In: the 1 or more connected molten sulphur heating tube (1.7) in vertical arrangement both ends is additionally provided in the sulfur melting region (IV).
10. the energy saving continuous sulfur melting process described in any one without discharging of waste liquid, feature exist according to claim 1~4
In: the circular through hole (S1) of the baffle plate (1.5) and the ellipse hole (S2) of damping sheet (1.6) can be set as equilateral triangle
The hole heart of office, square office, concentric loop distribution form, circular through hole (S1) and ellipse hole (S2) is away from being heat exchanging pipe
(1.4) 1.5~3 times of diameter.
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| CN113680295A (en) * | 2021-08-25 | 2021-11-23 | 山西清迪环保科技有限公司 | Method and system for supplying heat to desulfurization sulfur recovery system by using coking crude benzene hot lean oil |
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| CN108178130A (en) * | 2018-01-23 | 2018-06-19 | 北京澳柯清洁煤气工程技术有限公司 | A kind of continuous sulfur melting system and method |
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| CN203319701U (en) * | 2013-07-12 | 2013-12-04 | 湖南柳化桂成化工有限公司 | Continuous sulfur melting kettle and sulfur recovery device |
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| CN112062101A (en) * | 2020-09-30 | 2020-12-11 | 中石化石油工程技术服务有限公司 | Energy-saving continuous sulfur melting device and process thereof |
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Denomination of invention: Energy saving continuous sulfur melting process method without waste liquid discharge Effective date of registration: 20230615 Granted publication date: 20220628 Pledgee: Wuhan area branch of Hubei pilot free trade zone of Bank of China Ltd. Pledgor: WUHAN GUOLITONG ENERGY ENVIRONMENTAL PROTECTION CO.,LTD. Registration number: Y2023980043979 |