CN203359986U - Sulfur purifying device - Google Patents
Sulfur purifying device Download PDFInfo
- Publication number
- CN203359986U CN203359986U CN 201320389505 CN201320389505U CN203359986U CN 203359986 U CN203359986 U CN 203359986U CN 201320389505 CN201320389505 CN 201320389505 CN 201320389505 U CN201320389505 U CN 201320389505U CN 203359986 U CN203359986 U CN 203359986U
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- Prior art keywords
- sulfur
- melting kettle
- sulfur melting
- pipeline
- outlet
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- Expired - Lifetime
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- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims abstract description 172
- 229910052717 sulfur Inorganic materials 0.000 title claims abstract description 169
- 239000011593 sulfur Substances 0.000 title claims abstract description 169
- 238000002844 melting Methods 0.000 claims abstract description 83
- 230000008018 melting Effects 0.000 claims abstract description 83
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 239000002002 slurry Substances 0.000 claims abstract description 28
- 238000004806 packaging method and process Methods 0.000 claims abstract description 18
- 238000003860 storage Methods 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000010865 sewage Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 230000001105 regulatory effect Effects 0.000 claims description 16
- 238000000746 purification Methods 0.000 claims description 14
- 238000005469 granulation Methods 0.000 claims description 5
- 230000003179 granulation Effects 0.000 claims description 5
- 238000009833 condensation Methods 0.000 abstract description 4
- 230000005494 condensation Effects 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000010924 continuous production Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 239000005864 Sulphur Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000011859 microparticle Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model relates to a sulfur purifying device which comprises a feeding device, a sulfur melting kettle and a granulating and packaging device, wherein the feeding device comprises a mixing tank, a mixing pump and a slurry filter; the slurry filter is arranged at an inlet of the mixing tank; an outlet of the mixing tank is connected with the sulfur melting kettle through a sulfur melting kettle sulfur slurry inlet pipeline and the mixing pump arranged on the sulfur melting kettle sulfur slurry inlet pipeline; a steam flow adjustment valve is arranged on a steam heating pipeline of the sulfur melting kettle; a flow adjustment valve is arranged on an outlet liquid sulfur pipeline of the sulfur melting kettle; a temperature detection instrument is arranged at the bottom of the sulfur melting kettle; a double-flange boundary meter forming interlock control with the steam flow adjustment valve is arranged on the sulfur melting kettle; a sulfur melting kettle jacket steam condensation water pipeline is arranged at the bottom of the sulfur melting kettle; a sewage pipeline is arranged at an upper outlet of the sulfur melting kettle; and the granulating and packaging device comprises a granulating machine, a packaging and stacking machine, a liquid sulfur storage groove and a liquid sulfur pump. The sulfur purifying device realizes the automatic continuous production from raw materials to products, and can effectively control the energy consumption and the product quality stability.
Description
Technical Field
The utility model relates to a sulfur purification device.
Background
At present, the sulfur recovery in the petrochemical industry mainly comprises a Claus process and an LO-CAT sulfur recovery process. Wherein the Claus processThe acid gas is required to contain at least 50 mol% of H2S, the traditional Claus process can be used; h in acceptable gas for LO-CAT process2S content varying from 0 to 100%, H content in the treated purified gas2The S content can reach 1ppm, but the sulfur produced by the LO-CAT process contains 35 percent of water, belongs to a semi-finished product, is inconvenient to store, and can be sold as a finished product sulfur only by refining and purifying.
At present, the domestic sulfur purification technology continues for decades of traditional sulfur melting technology, is mainly applied to the fertilizer industry, the raw material of the sulfur purification technology is that sulfur foam from a desulfurization working section automatically flows into a storage tank from a sulfur foam tank, is conveyed to a sulfur melting kettle through a pump, is heated by steam, and the temperature of materials in the kettle forms gradient distribution with low top and high bottom under the action of internal parts of the kettle. When the temperature is heated to 70-90 ℃, the aggregation of the micro-particle elemental sulfur is increased and the micro-particle elemental sulfur is separated from the solvent water, and the solvent water is discharged from the liquid outlet and returns to the desulfurization system for continuous use. The sulfur particles after being increased enter a high-temperature area at the lower part, are melted into sulfur in a molten state which is easy to flow after being melted at high temperature, are discharged out of the kettle through a heat preservation valve, enter a casting mold, and are condensed into a massive solid sulfur product. The whole process flow only needs to control two valves of one inlet and one outlet of the sulfur melting kettle to realize feeding and sulfur discharging, and operators are required to carry out manual operation all the time. In the traditional process and the traditional device, an instrument display control system is not installed on the sulfur melting kettle, and the whole operation process belongs to manual intermittent sulfur melting operation. Due to the limitation of the reason, the technology is only suitable for small-scale sulfur melting and has low requirement on the quality of sulfur products, so that the reliability is poor, the labor intensity is high, and the product quality is not guaranteed. Is not suitable for modernized large-scale sulfur melting refining.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a sulfur purification device to overcome the defect that exists among the prior art.
The technical scheme of the utility model is that: a sulfur purification device is characterized in that: comprises a feeding device, a sulfur melting kettle and a granulation packaging device; the feeding device comprises a proportioning tank, a proportioning pump and a slurry filter, wherein the slurry filter is arranged at the inlet of the proportioning tank, and the outlet of the proportioning tank is connected with the sulfur melting kettle through a sulfur slurry sulfur melting kettle pipeline and the proportioning pump arranged on the sulfur slurry sulfur melting kettle pipeline; a steam flow regulating valve is arranged on a steam heating pipeline of the sulfur melting kettle, a flow regulating valve is arranged on a liquid sulfur pipeline at the outlet of the sulfur melting kettle, a temperature detecting instrument is arranged at the bottom of the sulfur melting kettle, a double-flange boundary position meter which forms interlocking control with the steam flow regulating valve is arranged on the sulfur melting kettle, a steam condensation water pipeline of a sulfur melting kettle jacket is arranged at the bottom of the sulfur melting kettle, and a sewage pipeline is arranged at the outlet of the upper part of the sulfur melting kettle; the granulating and packaging device comprises a granulator, a packaging stacker, a liquid sulfur storage tank and a liquid sulfur pump, wherein an inlet liquid sulfur of the liquid sulfur storage tank is connected with an outlet at the bottom of the sulfur melting kettle through a liquid sulfur removal tank pipeline, an outlet of the liquid sulfur storage tank is connected with an inlet of the granulator through the liquid sulfur pump, and an outlet of the granulator is connected with the packaging stacker.
The double-flange interface level meter is arranged between the top and the bottom of the sulfur melting kettle; the double-flange interface level meter forms interlocking control with the flow regulating valve through a DCS central control chamber.
The mixing tank is a sulfur slurry mixing tank with a stirrer; the proportioning pump is a slurry pump, and the slurry filter is a Y-shaped filter.
The technical effects of the utility model are that:
the utility model discloses a loading attachment, sulfur melting cauldron and granulation packing plant to adopt temperature and boundary position control, adopt flow control on sulfur melting cauldron export liquid sulfur pipeline on sulfur melting cauldron, thereby realized from the raw materials to the continuous automated production of product and can effectual control energy consumption and product quality's stability. The current situation of the intermittent manual operation process of the existing sulfur purification technology is changed, a reliable sulfur purification device is provided, and the problem that crude sulfur in the petrochemical industry cannot be processed is solved.
Drawings
Fig. 1 is a schematic view of the present invention.
The reference signs are:
1-proportioning tank, 2-proportioning pump, 3-slurry filter, 4-sulfur melting kettle, 5-steam flow control valve, 6-temperature detecting instrument, 7-double flange boundary position meter, 8-granulator, 9-packaging stacker, 10-liquid sulfur storage tank, 11-liquid sulfur pump, 12-sulfur slurry inlet sulfur melting kettle pipeline, 13-liquid sulfur removing sulfur tank pipeline, 14-liquid sulfur removing granulator pipeline, 15-finished sulfur, 16-steam heating pipeline, 17-sulfur melting kettle jacket steam condensation water pipeline, 18-sewage pipeline, 19-flow control valve.
Detailed Description
The utility model relates to a sulfur purification process technology, which relates to the purification of byproduct coarse sulfur in the petrochemical industry, in particular to the subsequent sulfur refining purification of LO-CAT sulfur recovery technology.
Referring to fig. 1, the utility model relates to a sulfur purification device, which has the following specific structure:
comprises a feeding device, a sulfur melting kettle 4 and a granulation packaging device; wherein,
the feeding device comprises a proportioning tank 1, a proportioning pump 2 and a slurry filter 3, wherein the slurry filter 3 is arranged at the inlet of the proportioning tank 1, and the outlet of the proportioning tank 1 is connected with a sulfur melting kettle 4 through a sulfur slurry sulfur melting kettle pipeline 12 and the proportioning pump 2 arranged on the sulfur slurry sulfur melting kettle pipeline 12;
a steam flow regulating valve 5 is arranged on a steam heating pipeline 16 of the sulfur melting kettle 4, a flow regulating valve 19 is arranged on a liquid sulfur pipeline at the outlet of the sulfur melting kettle 4, a temperature detecting instrument 6 is arranged at the bottom of the sulfur melting kettle 4, a double-flange boundary level meter 7 which forms interlocking control with the steam flow regulating valve 5 is arranged on the sulfur melting kettle 4, a sulfur melting kettle jacket steam condensation water pipeline 17 is arranged at the bottom of the sulfur melting kettle 4, and a sewage pipeline 18 is arranged at the outlet of the upper part of the sulfur melting kettle 4;
the granulating and packaging device comprises a granulator 8, a packaging stacker crane 9, a liquid sulfur storage tank 10 and a liquid sulfur pump 11, wherein an inlet liquid sulfur removal tank pipeline 13 of the liquid sulfur storage tank 10 is connected with an outlet at the bottom of the sulfur melting kettle 4, an outlet of the liquid sulfur storage tank 10 is connected with an inlet of the granulator 8 through the liquid sulfur pump 11, and an outlet of the granulator 8 is connected with the packaging stacker crane 9.
The double-flange boundary position meter 7 in the utility model can be arranged between the top and the bottom of the sulfur melting kettle 4; the double-flange interface level meter 7 forms interlocking control with the flow regulating valve 5 through a DCS central control chamber.
The batching tank 1 in the utility model can be a sulfur slurry batching tank with a stirrer; the proportioning pump 2 may be a slurry pump and the slurry filter 3 may be a Y-filter.
A feeding device:
with sulphur thick liquids batching jar 1 of taking the agitator, carry to sulphur melting kettle 4 through the batching pump 2 of lectotype for the slush pump, and install Y type filter 3 in batching pump 2 import, filter the debris in the thick liquids, the jam problem that sulphur thick liquids meet in transportation process can be fine solution.
A sulfur melting kettle:
A. jacket steam of the sulfur melting kettle: the flow regulating valve 5 is arranged on the steam pipeline, so that the sulfur melting temperature can be accurately controlled to be 130-160 ℃, the viscosity of sulfur is minimized, and the liquid sulfur is ensured to have good fluidity;
B. controlling the temperature of the sulfur melting kettle: a temperature detecting instrument 6 is arranged at the bottom of the sulfur melting kettle 4 for remote temperature transmission, and a steam flow regulating valve 5 on a steam heating pipeline 16 is used for realizing automatic control of the sulfur melting temperature, so that the problems that the sulfur melting kettle is difficult to control, poor in operability, incapable of continuously running and influenced in product quality because the temperature in the kettle is controlled only by referring to the temperature of sewage discharged from the top of the kettle in the traditional sulfur melting kettle operation are solved;
C. controlling the boundary position of the sulfur melting kettle: a set of double-flange boundary level meter 7 for boundary level measurement is arranged between the top and the bottom of the sulfur melting kettle 4, and the boundary level of sulfur is calculated through the upper and lower pressure difference of the liquid level; the double-flange interface level meter 7 transmits signals to a DCS central control room to form interlocking control with the liquid sulfur pipeline flow regulating valve 5, so that the problems that the sewage pipeline of the sulfur melting kettle often carries sulfur to block the pipeline when the interface level is high and the liquid sulfur carries water and the operation difficulty is high due to the fact that fuzzy control is carried out only by estimating the upper and lower pressure difference of the traditional sulfur melting kettle interface level are solved, and the purpose of automatic sulfur release is achieved;
D. outlet line of sulfur melting kettle: and a flow regulating valve 5 is arranged on the outlet liquid sulfur pipeline to achieve automatic control of sulfur release.
Granulation packaging device:
a granulator 8 and a packaging and stacking machine 9 are selected, and finally the finished product of sulfur 15 is formed.
The utility model discloses technological parameter table 1
| Temperature of sewage outlet of sulfur melting kettle | 80~90℃ | Sulphur slurry concentration in |
15±3% | |
| Temperature of bottom port of sulfur melting kettle | 126±3℃ | Boundary level of sulfur melting kettle | 15-30% | |
| Top pressure of sulfur melting kettle | 350±10KPa | Temperature of liquid flow groove | 126±3℃ | |
| Temperature of liquid sulfur outlet pipeline of sulfur melting kettle | 126±3℃ | Pressure at the bottom of the sulfur melting kettle | 400±10KPa |
Claims (3)
1. A sulfur purification device is characterized in that: comprises a feeding device, a sulfur melting kettle (4) and a granulation packaging device; the feeding device comprises a proportioning tank (1), a proportioning pump (2) and a slurry filter (3), wherein the slurry filter (3) is arranged at an inlet of the proportioning tank (1), an outlet of the proportioning tank (1) is connected with a sulfur melting kettle (4) through a sulfur slurry sulfur melting kettle pipeline (12) and the proportioning pump (2) arranged on the sulfur slurry sulfur melting kettle pipeline (12); a steam flow regulating valve (5) is arranged on a steam heating pipeline (16) of the sulfur melting kettle (4), a flow regulating valve (19) is arranged on an outlet liquid sulfur pipeline of the sulfur melting kettle (4), a temperature detecting instrument (6) is arranged at the bottom of the sulfur melting kettle (4), a double-flange boundary position meter (7) forming interlocking control with the steam flow regulating valve (5) is arranged on the sulfur melting kettle (4), a sulfur melting kettle jacket steam condensed water pipeline (17) is arranged at the bottom of the sulfur melting kettle (4), and a sewage pipeline (18) is arranged at an upper outlet of the sulfur melting kettle (4); the granulating and packaging device comprises a granulator (8), a packaging stacker crane (9), a liquid sulfur storage tank (10) and a liquid sulfur pump (11), wherein an inlet liquid sulfur of the liquid sulfur storage tank (10) is connected with an outlet at the bottom of the sulfur melting kettle (4) through a liquid sulfur removal tank pipeline (13), an outlet of the liquid sulfur storage tank (10) is connected with an inlet of the granulator (8) through the liquid sulfur pump (11), and an outlet of the granulator (8) is connected with the packaging stacker crane (9).
2. The sulfur purification apparatus according to claim 1, wherein: the double-flange interface level meter (7) is arranged between the top and the bottom of the sulfur melting kettle (4), and the double-flange interface level meter (7) forms interlocking control with the flow regulating valve (5) through a DCS central control chamber.
3. The apparatus for purifying sulfur according to claim 1 or 2, wherein: the mixing tank (1) is a sulfur slurry mixing tank with a stirrer; the proportioning pump (2) is a slurry pump, and the slurry filter (3) is a Y-shaped filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320389505 CN203359986U (en) | 2013-07-02 | 2013-07-02 | Sulfur purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320389505 CN203359986U (en) | 2013-07-02 | 2013-07-02 | Sulfur purifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203359986U true CN203359986U (en) | 2013-12-25 |
Family
ID=49807779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320389505 Expired - Lifetime CN203359986U (en) | 2013-07-02 | 2013-07-02 | Sulfur purifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203359986U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927429A (en) * | 2015-12-31 | 2017-07-07 | 刘海滨 | A kind of method of sulfur recovery system and its production sulphur |
| CN109455673A (en) * | 2018-11-07 | 2019-03-12 | 华能（天津）煤气化发电有限公司 | A kind of sulphur purification apparatus system |
| CN114735656A (en) * | 2022-05-09 | 2022-07-12 | 金川集团股份有限公司 | Method for extracting sulfur from sulfur-containing nickel slag |
| CN115611240A (en) * | 2022-12-20 | 2023-01-17 | 张家口天龙科技发展有限公司 | Device and process method for preparing sulfur by purifying wet desulphurization byproducts |
-
2013
- 2013-07-02 CN CN 201320389505 patent/CN203359986U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927429A (en) * | 2015-12-31 | 2017-07-07 | 刘海滨 | A kind of method of sulfur recovery system and its production sulphur |
| CN109455673A (en) * | 2018-11-07 | 2019-03-12 | 华能（天津）煤气化发电有限公司 | A kind of sulphur purification apparatus system |
| CN114735656A (en) * | 2022-05-09 | 2022-07-12 | 金川集团股份有限公司 | Method for extracting sulfur from sulfur-containing nickel slag |
| CN115611240A (en) * | 2022-12-20 | 2023-01-17 | 张家口天龙科技发展有限公司 | Device and process method for preparing sulfur by purifying wet desulphurization byproducts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |