CN202785878U - Coal to olefin circulating water system - Google Patents
Coal to olefin circulating water system Download PDFInfo
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- CN202785878U CN202785878U CN2012205109971U CN201220510997U CN202785878U CN 202785878 U CN202785878 U CN 202785878U CN 2012205109971 U CN2012205109971 U CN 2012205109971U CN 201220510997 U CN201220510997 U CN 201220510997U CN 202785878 U CN202785878 U CN 202785878U
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- olefin hydrocarbon
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Abstract
The utility model discloses a coal to olefin circulating water system. The system comprises a water suction pool, a main circulation pipeline, a production water supply branch, a recycle water supply branch and a water treatment branch. The main circulation pipeline is connected with the water suction pool, the production water supply branch is connected with the water suction pool, and the recycle water supply branch is connected with the water suction pool. A circulating water pump, a device heat exchanger and a cooling collecting device are arranged on the main circulation pipeline successively according to the water delivery direction. A water inlet side of the water treatment branch is connected to a water outlet side of the device heat exchanger, and a water outlet side of the water treatment branch is connected to the water suction pool. A sand filtration system and an anion exchange resin column are arranged successively on the water treatment branch. According to the coal to olefin circulating water system, the chloride ion concentration in circulation water is reduced by the anion exchange resin column, so that water replenishing and discharging as chloride ions exceed standards is reduced, and the utilization amount of water stabilizing agents is reduced simultaneously.
Description
Technical field
The utility model relates to a kind of olefin hydrocarbon making by coal circulating water system.
Background technology
The olefin hydrocarbon making by coal circulating water system is huge, possesses the water yield and the circulating water treatment amount is large.For example certain olefin hydrocarbon making by coal circulating water system month external service discharge is 7,538 ten thousand tons, produces 700,000 tons of water moisturizing total amounts, and 250,000 tons of reuse water moisturizing total amounts, moisturizing total amount are 950,000 tons.
In the recirculated water actual moving process, because recirculated water makes various ions concentrated constantly being evaporated, when the water ions content surpasses upper control limit, need to carry out a large amount of moisturizings and draining, draining enters into the reuse water device, by water-purifying process, namely adopts the long path combination technique of " lime softens+high-density settling tank+V-type filter tank+two embrane method desalinations " to process, in order to guarantee the normal operation of ultra-filtration membrane and reverse osmosis membrane, need add all kinds of medicaments and safeguard, wash.For 78 tons, it greatly also is to cause an expensive key element that medicament uses consumption such as above-mentioned certain olefin hydrocarbon making by coal circulating water system month actual water stabilizers such as all kinds of inhibitions, scale inhibition, sterilization that add.
For the water source of high rigidity, high salinity, high alkalinity Huanghe water water as a supplement for example, the salinity background values of water is higher, so increased recirculated water in the continuous draining frequency of evaporation concentration, this makes use of momentum and must carry out targetedly water conditioning.
The utility model content
It is a kind of for the olefin hydrocarbon making by coal circulating water system that the purpose of this utility model is to provide, to save the water yield of moisturizing, draining, the usage quantity of the steady medicament of while conserve water.
For this reason, the utility model provides a kind of olefin hydrocarbon making by coal circulating water system, comprise the priming reservoir, the major cycle pipeline that links to each other with the priming reservoir, the production water supply branch road that links to each other with the priming reservoir and the reuse water supply branch road that links to each other with the priming reservoir, also comprise the water treatment branch road, be provided with successively water circulating pump according to the water throughput direction on the major cycle pipeline, device interchanger and cooling collection device, the influent side of water treatment branch road is connected to the water outlet side of device interchanger, the water outlet side of water treatment pipeline is connected to the priming reservoir, is provided with successively Sand Filtration System and anion-exchange resin column on the water treatment branch road.
Further, also be included in the cation exchange resin column of the water outlet side setting of anion-exchange resin column on the above-mentioned water treatment branch road.
Further, above-mentioned olefin hydrocarbon making by coal circulating water system also comprises the chlorination system that links to each other respectively with cooling collection device and priming reservoir.
Further, above-mentioned olefin hydrocarbon making by coal circulating water system also comprises the medicine system that links to each other with the priming reservoir.
Further, above-mentioned olefin hydrocarbon making by coal circulating water system also comprises the Buffer Pool that links to each other with the cooling collection device and the reuse water device that links to each other with Buffer Pool, and wherein, the flushing plumbing drain of Sand Filtration System links to each other with Buffer Pool.
Further, above-mentioned olefin hydrocarbon making by coal circulating water system also comprises at least one back flushing branch road that links to each other with Sand Filtration System.
Further, above-mentioned at least one back flushing branch road comprises the first back flushing branch road that an end links to each other with water circulating pump, the other end links to each other with Buffer Pool via Sand Filtration System and the second back flushing branch road of producing feedwater is provided.
Further, above-mentioned cooling collection device comprises cooling tower and the water collecting basin that links to each other with cooling tower.
According to olefin hydrocarbon making by coal circulating water system of the present utility model, by the water treatment branch road is set, the sub-fraction of total supply is for example entered anion-exchange resin column after 3% to the 5% process Sand Filtration System filtration again, reduce the chlorine ion concentration in the recirculated water, thereby reduce the moisturizing and the draining that exceed standard and cause because of chlorion, and then reduce the usage quantity of the steady medicament of water.
Except purpose described above, feature and advantage, other purpose, feature and the advantage that the utlity model has are described in further detail in connection with accompanying drawing.
Description of drawings
Consist of this specification sheets a part, be used for further understanding accompanying drawing of the present utility model and show preferred embodiment of the present utility model, and be used for illustrating principle of the present utility model with specification sheets.Among the figure:
Fig. 1 shows the structured flowchart according to olefin hydrocarbon making by coal circulating water system of the present utility model; And
Fig. 2 shows the structural representation according to the water treatment branch road of olefin hydrocarbon making by coal circulating water system of the present utility model.
Description of reference numerals
10 medicine systems
11 priming reservoirs, 12 water circulating pumps
13 device interchanger, 14 cooling collection devices
15 Sand Filtration Systems, 16 anion/cation exchange resin devices
17 Buffer Pools, 18 reuse water devices
19 chlorination systems, 20 monitoring heat-exchange systems
21 major cycle pipelines, 22 water treatment branch roads
23 first back flushing branch roads, 24 second back flushing branch roads
25 produce water supply branch road 26 reuse water supply branch roads.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Fig. 1 shows the structured flowchart according to olefin hydrocarbon making by coal circulating water system of the present utility model.As shown in Figure 1, the olefin hydrocarbon making by coal circulating water system comprises priming reservoir 11, the major cycle pipeline 21 that links to each other with priming reservoir 11, the production water supply branch road 25 and the reuse water supply branch road 26 that link to each other with priming reservoir 11, be provided with successively water circulating pump 12 according to the water throughput direction on the major cycle pipeline 21, device interchanger 13 and cooling collection device 14, and comprise water treatment branch road 22, the influent side of water treatment branch road 22 is connected to the water outlet side of device interchanger 13, the water outlet side of water treatment branch road 22 is connected to priming reservoir 11, is provided with successively Sand Filtration System 15 and anion-exchange resin column 161 on the water treatment branch road 22.
Wherein, the water of the reuse moisturizing of reuse moisturizing branch road for obtaining after processing through reuse water device 18.The water from local water source of the production moisturizing of production moisturizing branch road for processing through the water field.
In the olefin hydrocarbon making by coal circulating water system of utility model, by water treatment branch road 22 is set, the sub-fraction of total supply for example 3% to 5% is entered anion-exchange resin column 161 after filtering through Sand Filtration System 15 again, reduce the chlorine ion concentration in the recirculated water.The applicant finds that 90% the blowdown displacement of recirculated water is because the chlorion in the recirculated water is higher, by reducing the chlorine ion concentration in the recirculated water, has directly reduced the moisturizing and the water displacement that exceed standard and cause because of chlorion, has reduced simultaneously the usage quantity of the steady medicament of water.Need to prove that cost of sewage disposal is very high, reduce water displacement, also saved cost of sewage disposal in a disguised form.
Fig. 2 shows the structural representation according to the water treatment branch road of olefin hydrocarbon making by coal circulating water system of the present utility model.As shown in Figure 2, also be included in the cation exchange resin column 162 of the water outlet side setting of anion-exchange resin column on the water treatment branch road, so that the positively charged ion in the recirculated water is filtered.Wherein, selecting a ground through the anion-exchange resin column treated water flows to cation exchange resin column 162 or directly flows to the priming reservoir.
In the utility model, anion-exchange resin column and cation exchange resin column are combined and are called anion/cation exchange resin device 16.
Preferably, the olefin hydrocarbon making by coal circulating water system also comprises the chlorination system 19 that links to each other respectively with cooling collection device 14 and priming reservoir 11, with the 11 chlorinations sterilization to the priming reservoir.The olefin hydrocarbon making by coal circulating water system also comprises the medicine system 10 that links to each other with priming reservoir 11, to add required medicament to recirculated water.
Preferably, cooling collection device 14 comprises cooling tower and the water collecting basin that links to each other with cooling tower.
Preferably, the olefin hydrocarbon making by coal circulating water system also comprises at least one back flushing branch road 23/24 that links to each other with Sand Filtration System 15, particularly, comprise the first back flushing branch road 23 that an end links to each other with water circulating pump 12, the other end links to each other with Buffer Pool 17 and the second back flushing branch road 24 that links to each other with the production feedwater.Wherein, producing feedwater can be water factory's treated water, for example domestic water.
Preferably, the olefin hydrocarbon making by coal circulating water system also comprises the Buffer Pool 17 that links to each other with cooling collection device 14 and the reuse water device 18 that links to each other with Buffer Pool 17, and wherein, the flushing plumbing drain of Sand Filtration System 15 links to each other with Buffer Pool 17.
Preferably, the olefin hydrocarbon making by coal circulating water system also comprises monitoring heat-exchange system 20, and the service condition that is used for the device interchanger is simulated and monitored, and is for referencial use for formulating water technology.
For the water source of high rigidity, high salinity, high alkalinity water as a supplement, the salinity background values of make up water is just corresponding higher, so increased the discharging frequency of recirculated water in continuous evaporation concentration, process by the anion/cation exchange, not only effectively reduce the ionic concn in the recirculated water, the assurance system saves the water yield of moisturizing, draining significantly under the condition of proper motion, also saved simultaneously the usage quantity of the steady medicaments of water such as anticorrosion, inhibition, scale inhibition, the purpose that realize reducing cost, increases usefulness.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. olefin hydrocarbon making by coal circulating water system, it is characterized in that, comprise priming reservoir (11), the major cycle pipeline (21) that links to each other with described priming reservoir (11), the production water supply branch road (25) that links to each other with described priming reservoir (11) and the reuse water supply branch road (26) that links to each other with described priming reservoir (11), also comprise water treatment branch road (22), described major cycle pipeline (21) is upper to be provided with water circulating pump (12) successively according to the water throughput direction, device interchanger (13) and cooling collection device (14), the influent side of described water treatment branch road (22) is connected to the water outlet side of described device interchanger (13), the water outlet side of described water treatment branch road (22) is connected to described priming reservoir (11), is provided with successively Sand Filtration System (15) and anion-exchange resin column (161) on the described water treatment branch road (22).
2. olefin hydrocarbon making by coal circulating water system according to claim 1 is characterized in that, also is included in the cation exchange resin column (162) of the water outlet side setting of described anion-exchange resin column (161) on the described water treatment branch road (22).
3. olefin hydrocarbon making by coal circulating water system according to claim 1 is characterized in that, also comprises the chlorination system (19) that links to each other respectively with described cooling collection device (14) and described priming reservoir (11).
4. olefin hydrocarbon making by coal circulating water system according to claim 1 is characterized in that, also comprises the medicine system (10) that links to each other with described priming reservoir (11).
5. olefin hydrocarbon making by coal circulating water system according to claim 1, it is characterized in that, also comprise the Buffer Pool (17) that links to each other with described cooling collection device (14) and the reuse water device (18) that links to each other with described Buffer Pool (17), wherein, the flushing plumbing drain of described Sand Filtration System (15) links to each other with described Buffer Pool (17).
6. olefin hydrocarbon making by coal circulating water system according to claim 1 is characterized in that, also comprises at least one back flushing branch road that links to each other with described Sand Filtration System (15).
7. olefin hydrocarbon making by coal circulating water system according to claim 6, it is characterized in that described at least one back flushing branch road comprises an end and the first back flushing branch road (23) that described water circulating pump (12) links to each other, the other end links to each other with described Buffer Pool (17) via described Sand Filtration System (15) and the second back flushing branch road (24) that the production feedwater is provided.
8. olefin hydrocarbon making by coal circulating water system according to claim 1 is characterized in that, described cooling collection device (14) comprises cooling tower and the water collecting basin that links to each other with described cooling tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205109971U CN202785878U (en) | 2012-09-29 | 2012-09-29 | Coal to olefin circulating water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205109971U CN202785878U (en) | 2012-09-29 | 2012-09-29 | Coal to olefin circulating water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202785878U true CN202785878U (en) | 2013-03-13 |
Family
ID=47813184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205109971U Expired - Lifetime CN202785878U (en) | 2012-09-29 | 2012-09-29 | Coal to olefin circulating water system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202785878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103755062A (en) * | 2013-12-30 | 2014-04-30 | 攀钢集团成都钢钒有限公司 | Water treatment station and technology for water treatment by the same |
-
2012
- 2012-09-29 CN CN2012205109971U patent/CN202785878U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103755062A (en) * | 2013-12-30 | 2014-04-30 | 攀钢集团成都钢钒有限公司 | Water treatment station and technology for water treatment by the same |
| CN103755062B (en) * | 2013-12-30 | 2015-07-22 | 攀钢集团成都钢钒有限公司 | Water treatment station and technology for water treatment by the same |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
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| CX01 | Expiry of patent term |