CN104874200A - Crystallizing device for treating coking and desulfurizing waste liquid - Google Patents
Crystallizing device for treating coking and desulfurizing waste liquid Download PDFInfo
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- CN104874200A CN104874200A CN201510282910.8A CN201510282910A CN104874200A CN 104874200 A CN104874200 A CN 104874200A CN 201510282910 A CN201510282910 A CN 201510282910A CN 104874200 A CN104874200 A CN 104874200A
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Abstract
The invention discloses a crystallizing device for treating coking and desulfurizing waste liquid. The crystallizing device comprises a primary crystallizing section, a secondary crystallizing section and a tertiary crystallizing section which are connected sequentially from top to bottom and arranged vertically. The three crystallizing sections are provided with feeding valves and discharging valves respectively, wherein the discharging valve of the primary crystallizing section is connected with the feeding valve of the secondary crystallizing section, the discharging valve of the secondary crystallizing section is connected with the feeding valve of the tertiary crystallizing section, and the discharging valve of the tertiary crystallizing section is connected with a storage tank through a centrifugal machine. The three crystallizing sections are provided with cooling water outlets and cooling water inlets respectively, wherein the cooling water outlet of the tertiary crystallizing section is communicated with the cooling water inlet of the secondary crystallizing section, and the cooling water outlet of the secondary crystallizing section is communicated with a cooling water circulating system. The crystallizing device for treating the coking and desulfurizing waste liquid has the advantages that pumping equipment is omitted, so that engineering cost and crystallizing technology operating cost are reduced; the crystallizing device is energy saving, high in automation level, stable in operation, capable of improving product purity remarkably and the like.
Description
Technical field
The present invention relates to liquid waste treating apparatus, be specifically related to a kind of crystallization apparatus for the treatment of coking desulfurization waste liquor.
Background technology
At present, domestic crystallization processes primary structure is: multiple independent crystallization kettle, is arranged in parallel, and work independently (process such as reinforced, cooling, crystallization, blowing of material completes in a still).
System flow is: material enters in independent crystallization kettle, and pass into cooling water and carry out decrease temperature crystalline, in crystallization kettle, the height of liquid level of material is by Artificial Control, and operating personnel rely on experience to go to control material rate of temperature fall.
The shortcoming that said system exists: the liquid level of (1) Artificial Control material is inaccurate, and in operation, liquid level is too high, then exceed place capacity, and liquid level is too low, then reduce the production capacity of equipment; (2) hand stock, blowing, cooling complex operation, consume a large amount of labour; (3) operator goes operation by rule of thumb, has error, cause the purity of product low with best rate of temperature fall.
For solving the above-mentioned defect that prior art exists, applicant based on the research and development of association area, and through constantly test and improvement, have developed a kind of device for the treatment of coking desulfurization waste liquor.
Summary of the invention
The object of this invention is to provide a kind of crystallization apparatus for the treatment of coking desulfurization waste liquor.
The present invention is achieved by the following technical solutions:
A kind of crystallization apparatus for the treatment of coking desulfurization waste liquor, comprise vertically arrangement and the first degree crystalline section, secondary crystallization section and the three grades of crystallized regions that connect successively from top to bottom, one, two, three described crystallized region is provided with inlet valve at top respectively, bottom is provided with baiting valve, baiting valve bottom first degree crystalline section connects the inlet valve at secondary crystallization section top, baiting valve bottom secondary crystallization section connects the inlet valve at three grades of crystallized region tops, and the baiting valve bottom three grades of crystallized regions is connected with storage tank by centrifuge; One, two, three described crystallized region is provided with cooling water outlet at top respectively, bottom is provided with cooling water intake, wherein the cooling water outlet of three grades of crystallized regions is communicated with by the cooling water intake of pipeline with secondary crystallization section, and the cooling water outlet of secondary crystallization section is communicated with cooling water recirculation system.
Further, described first degree crystalline section, secondary crystallization section and three grades of crystallized regions are provided with direction finder at top respectively.
Described first degree crystalline section, secondary crystallization section and three grades of crystallized regions are provided with infrared radiation thermometer at top respectively.
Described cooling water pipeline is fixed with valve respectively.
The advantages such as the present invention is relative to traditional crystallization processes, and by process one ton of Material calculation, consumption of the present invention is down to 3.9t by original 7t, is manually down to 0 people by 2 original people, has operating procedure simple, energy-conservation, increasingly automated, stable.
Apparatus of the present invention have following characteristics:
(1) material in material system in first degree crystalline section, secondary crystallization section, three grades of crystallized regions utilizes potential energy to carry from top to bottom, and lower the temperature step by step, after final stage crystallized region is down to crystallization temperature, automatic discharging is to centrifuge, in addition, three, two, first degree crystalline section automatic feeding from bottom to top, save pumping equipment, reduce construction costs;
(2) cooling water system enters secondary crystallization section after using 18 ~ 22 DEG C of cooling waters to pass into three grades of crystallized regions cooling materials and carries out secondary cooling, 28 ~ 32 DEG C of recirculated waters pass into first degree crystalline section and cool, reduce the consumption of cooling water, reduce crystallization processes operating cost;
(3) first degree crystalline section, secondary crystallization section, three grades of crystallized regions are by direction finder, infrared radiation thermometer, realize on-line monitoring, Long-distance Control, run continuously.
In sum, present invention saves pumping equipment, reduce construction costs and crystallization processes operating cost, there is the advantages such as energy-conservation, increasingly automated, stable, the purity of product can be significantly improved simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
1-first degree crystalline section, 2-secondary crystallization section, 3-tri-grades of crystallized regions, 4-first degree crystalline section feeding valve, 5-first degree crystalline section baiting valve, 6-secondary crystallization section feeding valve, 7-secondary crystallization section baiting valve, 8-tri-grades of crystallized region inlet valves, 9-tri-grades of crystallized region baiting valves, 10-tri-grades of crystallized region cooling sea water inlet valves, 11-tri-grades of crystallized region cooling sea water outlet valves, 12-secondary crystallization section cooling sea water inlet valve, 13-secondary crystallization section cooling sea water outlet valve, 14-first degree crystalline section circulating water intake valve, 15-first degree crystalline section circulating water outlet valve, 16-centrifuge, 17-first degree crystalline section direction finder, 18-secondary crystallization section direction finder, 19-tri-grades of crystallized region direction finders, 20-first degree crystalline section infrared radiation thermometer, 21-secondary crystallization section infrared radiation thermometer, 22-tri-grades of crystallized region infrared radiation thermometers.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
A kind of crystallization apparatus for the treatment of coking desulfurization waste liquor as shown in Figure 1, comprise vertically arrangement and the first degree crystalline section 1 connected successively from top to bottom, secondary crystallization section 2 and three grades of crystallized regions 3, described first degree crystalline section 1 is provided with first degree crystalline section feeding valve 4 at top, bottom is provided with first degree crystalline section baiting valve 5, secondary crystallization section 2 is provided with secondary crystallization section feeding valve 6 at top, bottom is provided with secondary crystallization section baiting valve 7, three grades of crystallized regions 3 are provided with three grades of crystallized region inlet valves 8 at top, bottom is provided with three grades of crystallized region baiting valves 9, wherein first degree crystalline section baiting valve 5 connects secondary crystallization section feeding valve 6, secondary crystallization section baiting valve 7 connects three grades of crystallized region inlet valves 8, three grades of crystallized region baiting valves 9 are connected with storage tank by centrifuge 16, described first degree crystalline section 1 is provided with first degree crystalline section circulating water outlet valve 15 at top, bottom is provided with first degree crystalline section circulating water intake valve 14, secondary crystallization section 2 is provided with secondary crystallization section circulating water outlet valve 13 at top, bottom is provided with secondary crystallization section circulating water intake valve 12, three grades of crystallized regions 3 are provided with three grades of crystallized region cooling sea water outlet valves 11 at top, bottom is provided with three grades of crystallized region cooling sea water inlet valves 10, wherein the cooling water outlet of three grades of crystallized regions is communicated with by the cooling water intake of pipeline with secondary crystallization section, the cooling water outlet of secondary crystallization section is communicated with cooling water recirculation system.
Wherein, at top, first degree crystalline section direction finder 17 and first degree crystalline section infrared radiation thermometer 20 are installed in first degree crystalline section 1, secondary crystallization section 2 is provided with secondary crystallization section direction finder 18 at top and secondary crystallization section infrared radiation thermometer 21, three grades of crystallized regions 3 are provided with three grades of crystallized region direction finders 19 and three grades of crystallized region infrared radiation thermometers 22 at top.
Claims (4)
1. the crystallization apparatus for the treatment of coking desulfurization waste liquor, it is characterized in that, comprise vertically arrangement and the first degree crystalline section (1) connected successively, secondary crystallization section (2) and three grades of crystallized regions (3) from top to bottom, one, two, three described crystallized region is provided with inlet valve at top respectively, bottom is provided with baiting valve, baiting valve bottom first degree crystalline section connects the inlet valve at secondary crystallization section top, baiting valve bottom secondary crystallization section connects the inlet valve at three grades of crystallized region tops, and the baiting valve bottom three grades of crystallized regions is connected with storage tank by centrifuge (16); One, two, three described crystallized region is provided with cooling water outlet at top respectively, bottom is provided with cooling water intake, wherein the cooling water outlet of three grades of crystallized regions is communicated with by the cooling water intake of pipeline with secondary crystallization section, and the cooling water outlet of secondary crystallization section is communicated with cooling water recirculation system.
2. according to claim 1 one one kinds for the treatment of the crystallization apparatus of coking desulfurization waste liquor, it is characterized in that, described first degree crystalline section (1), secondary crystallization section (2) and three grades of crystallized regions (3) are provided with direction finder at top respectively.
3. a kind of crystallization apparatus for the treatment of coking desulfurization waste liquor according to claim 1 and 2, is characterized in that, described first degree crystalline section (1), secondary crystallization section (2) and three grades of crystallized regions (3) are provided with infrared radiation thermometer at top respectively.
4. a kind of crystallization apparatus for the treatment of coking desulfurization waste liquor according to claim 1 and 2, is characterized in that, described cooling water pipeline is fixed with valve respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510282910.8A CN104874200A (en) | 2015-05-28 | 2015-05-28 | Crystallizing device for treating coking and desulfurizing waste liquid |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510282910.8A CN104874200A (en) | 2015-05-28 | 2015-05-28 | Crystallizing device for treating coking and desulfurizing waste liquid |
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| CN104874200A true CN104874200A (en) | 2015-09-02 |
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| CN201510282910.8A Pending CN104874200A (en) | 2015-05-28 | 2015-05-28 | Crystallizing device for treating coking and desulfurizing waste liquid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110368712A (en) * | 2019-08-07 | 2019-10-25 | 南京师范大学 | A kind of device and method of continuous three sections of two-stages temperature gradient formula crystal refining durol |
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| GB760810A (en) * | 1952-09-01 | 1956-11-07 | Zoutindustrie | Improvements in and relating to processes and installations for crystallizing substances from solutions |
| CN101850189A (en) * | 2010-03-30 | 2010-10-06 | 山东福田药业有限公司 | New process for continuous crystallization of sugar alcohol and vertical continuous crystallizer |
| CN202961947U (en) * | 2012-11-30 | 2013-06-05 | 广州珂宁化工科技有限公司 | Chemical drying device |
| CN202961948U (en) * | 2012-07-20 | 2013-06-05 | 江苏南天农科化工有限公司 | Acrylamide crystallization equipment with multiple kettles connected in series |
| CN104310433A (en) * | 2014-10-11 | 2015-01-28 | 中国轻工业长沙工程有限公司 | Continuous production method for freezing nitrate removal of high-nitrate water |
| CN204767556U (en) * | 2015-05-28 | 2015-11-18 | 山西长林环保机械设备有限公司 | A crystallization device for handling coking desulfurization waste liquid |
-
2015
- 2015-05-28 CN CN201510282910.8A patent/CN104874200A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB760810A (en) * | 1952-09-01 | 1956-11-07 | Zoutindustrie | Improvements in and relating to processes and installations for crystallizing substances from solutions |
| CN101850189A (en) * | 2010-03-30 | 2010-10-06 | 山东福田药业有限公司 | New process for continuous crystallization of sugar alcohol and vertical continuous crystallizer |
| CN202961948U (en) * | 2012-07-20 | 2013-06-05 | 江苏南天农科化工有限公司 | Acrylamide crystallization equipment with multiple kettles connected in series |
| CN202961947U (en) * | 2012-11-30 | 2013-06-05 | 广州珂宁化工科技有限公司 | Chemical drying device |
| CN104310433A (en) * | 2014-10-11 | 2015-01-28 | 中国轻工业长沙工程有限公司 | Continuous production method for freezing nitrate removal of high-nitrate water |
| CN204767556U (en) * | 2015-05-28 | 2015-11-18 | 山西长林环保机械设备有限公司 | A crystallization device for handling coking desulfurization waste liquid |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110368712A (en) * | 2019-08-07 | 2019-10-25 | 南京师范大学 | A kind of device and method of continuous three sections of two-stages temperature gradient formula crystal refining durol |
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Application publication date: 20150902 |