CN104671567B - Water circulation system with cooling water tank - Google Patents
Water circulation system with cooling water tank Download PDFInfo
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- CN104671567B CN104671567B CN201310642562.1A CN201310642562A CN104671567B CN 104671567 B CN104671567 B CN 104671567B CN 201310642562 A CN201310642562 A CN 201310642562A CN 104671567 B CN104671567 B CN 104671567B
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- Prior art keywords
- water tank
- water
- heat exchanger
- outlet
- mixed
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 127
- 239000000498 cooling water Substances 0.000 title claims abstract description 20
- 230000004087 circulation Effects 0.000 title claims abstract description 14
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 24
- 239000010410 layer Substances 0.000 claims description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000011229 interlayer Substances 0.000 claims description 6
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 4
- 239000006004 Quartz sand Substances 0.000 claims description 4
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 claims description 4
- 239000003830 anthracite Substances 0.000 claims description 4
- 239000000706 filtrate Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 239000011572 manganese Substances 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 238000010612 desalination reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- -1 salt ion Chemical class 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a water circulation system with a cooling water tank, relates to a water treatment and circulation system in the PTA production process, belongs to the field of chemical industry, and comprises a steam-condensate heat exchanger, a precision filter, a plate heat exchanger, a reverse osmosis water production tank, a mixed bed system, a water tank and a connecting pipeline; the steam condensate heat exchanger is connected with a precision filter through a connecting pipeline, penetrates through the precision filter to be connected with the plate heat exchanger, and then is sequentially connected with a reverse osmosis water production tank, a mixed bed system and a water tank. The system is short in flow and easy to control in production process, the problem of environmental pollution caused by direct discharge of condensate is solved, and meanwhile, steam and liquid water are converted and recycled, so that water resources are saved, and the production cost of a factory is reduced.
Description
Technical field
The present invention relates to the water treatment system of chemical industry, particularly relate to a kind of raw for PTA
Water circulation system during product.
Background technology
PTA production process can consume substantial amounts of water, also can produce substantial amounts of gaseous state and liquid
Water, is directly discharged to this part water in environment, not only pollutes environment, also result in water money
A large amount of wastes in source, and the recycling of water resource is outstanding with reduction production cost to environmental conservation
For important, existing PTA industrial water recovery system, or excessively simple, water treatment efficiency
The best or expensive, structure is complicated, increases the cost of factory.
Water after remove impurity and heat exchange process, also need to PTA process units and water treatment system it
Between set up a buffering, then the water after processing is transmitted back to process units and participates in producing, industrial
Storing water in water tank is generally used to reach this purpose, but, in prior art, water tank automatic
Change degree is low, poor controllability, brings some inconvenience for production and storage, it is provided that a kind of liquid level
Can survey with temperature, the water tank that output is controlled, the most just be particularly important.
Summary of the invention
The present invention is the defect in order to make up above-mentioned technology, it is provided that it is raw that one is applied to PTA
Water during product processes and blood circulation, and this system flow is brief, easily controllable, and water processes
Effective, solve a large amount of lime sets in PTA production process and directly discharge and the Water Energy that causes
Waste problem, also reached moisture storage capacity can survey, controlled purpose.
To achieve these goals, the technical scheme is that
With the water circulation system of cooling water tank, including steam condensate heat exchanger, accurate filter,
Plate type heat exchanger, reverse osmosis produced pond, mixed-bed system, water tank and connection pipeline；
Steam condensate heat exchanger one end is provided with steam inlet, and connecting tube is passed through in described steam inlet
Road is joined directly together with PTA process units, and the rear of steam condensate heat exchanger arranges secondary filter
Device, the described outfan of steam condensate heat exchanger is connected with the water inlet of accurate filter, essence
The rear of close filter is provided with plate type heat exchanger, and the outlet of described accurate filter is with board-like
The thermal fluid inlet end of heat exchanger is connected, the water outlet end of plate type heat exchanger and reverse osmosis produced pond
Entrance be connected, the outlet in reverse osmosis produced pond is connected with the water inlet of mixed-bed system, mixed bed system
The outlet of system is connected with the entrance of water tank；
Described water tank is the water tank with cooling system, and it includes internal layer water tank, outer layer water tank
And the hollow interlayer between internal layer water tank and outer layer water tank, the inside of described internal layer water tank is equipped with liquid
Level sensor and temperature sensor, the bottom of described outer layer water tank is provided with cold water inlet, its top
End is provided with cooling water outlet, and cold water inlet communicates with described hollow interlayer with cooling water outlet, water tank
The company of PTA process units, described water tank and PTA process units is directly taken back by pipeline
Adapter line is provided with valve；
Further, described accurate filter is more medium filter, and filtrate is quartz sand,
Anthracite and manganese sand；
Further, described accurate filter rear is provided with high-pressure pump, described mixed-bed system
With mixed bed force (forcing) pump；
Further, the cooling water outlet of described water tank is connected with cold water source by pipeline；
Further, described water tank with the valve connected on pipeline of PTA process units is
Electromagnetic valve.
The beneficial effects of the present invention is: the present invention devises in a kind of PTA production process and arranges
Put the filtration of steam, desalination processes and the system that recycles, and this technological process is brief, be prone to
Control, apply the present invention, process the standard that water can reach to recycle, solve due to solidifying
The problem of environmental pollution that liquid directly discharges and causes, steam and aqueous water are mutually changed, meanwhile
Recycle, both saved water resource, also reduce the production cost of factory, meanwhile, this
Bright provide a kind of temperature and liquid level can be surveyed, controlled water tank, improve PTA process units
Supply automaticity with water volume in water tank.
Accompanying drawing explanation
Fig. 1 is the system structure schematic diagram of the present invention.
In figure: 1, steam condensate heat exchanger, 2, accurate filter, 3, plate type heat exchanger, 4,
Reverse osmosis produced pond, 5, mixed-bed system, 6, water tank.
Detailed description of the invention
In conjunction with the drawings and the specific embodiments, native system is further illustrated:
Embodiment 1:
The water circulation system with cooling water tank as shown in Figure 1, including steam condensate heat exchanger
1, accurate filter 2, plate type heat exchanger 3, reverse osmosis produced pond 4, mixed-bed system 5, water
Case 6 and connection pipeline；
Steam condensate heat exchanger 1 one end is provided with steam inlet, and described steam inlet is by connecting
Pipeline is joined directly together with PTA process units, and the rear of steam condensate heat exchanger 1 arranges precision
Filter 2, the outfan of described steam condensate heat exchanger 1 and the water inlet of accurate filter 2
Mouth connects, and the rear of accurate filter 2 is provided with plate type heat exchanger 3, described accurate filter
The outlet of 2 is connected with the thermal fluid inlet end of plate type heat exchanger 3, going out of plate type heat exchanger 3
Mouth of a river end is connected with the entrance in reverse osmosis produced pond 4, the outlet in reverse osmosis produced pond 4 and mixed bed
The water inlet of system 5 is connected, and the outlet of mixed-bed system 5 is connected with 6 entrances of water tank；
Described water tank 6 is the water tank with cooling system, and it includes internal layer water tank, outer layer water
Hollow interlayer between case and internal layer water tank and outer layer water tank, the inside of described internal layer water tank equipped with
Liquid level sensor and temperature sensor, the bottom of described outer layer water tank is provided with cold water inlet, its
Top is provided with cooling water outlet, and cold water inlet communicates with described hollow interlayer with cooling water outlet, water
Case 6 directly takes back PTA process units by pipeline, and described water tank 6 produces dress with PTA
The connection pipeline put is provided with valve；
Further, described accurate filter 2 is more medium filter, and filtrate is quartz sand,
Anthracite and manganese sand；
Further, described accurate filter 2 rear is provided with high-pressure pump, described mixed bed system
System 5 is with mixed bed force (forcing) pump；
Further, the cooling water outlet of described water tank 6 is connected with cold water source by pipeline；
Further, described water tank 6 and the valve on the connection pipeline of PTA process units
For electromagnetic valve；
Utilizing the water circulation system with cooling water tank, its technique is:
The high-temperature steam produced in a, PTA production process, by connecting pipeline, enters steam
Lime set heat exchanger 1, is condensed into aqueous water through the condensed high-temperature steam of steam condensate heat exchanger 1；
B, aqueous water flow out from the outfan of steam condensate heat exchanger 1, by connecting pipeline,
Enter accurate filter 2, aqueous water filter off in accurate filter 2 particle in water and
Organic colloid, flows out from the outfan of accurate filter 2；
Water after c, filtration, by connecting pipeline, enters plate type heat exchanger 3 and carries out secondary heat exchange
Processing, the condensed water after further heat exchange flows out from the outfan of plate type heat exchanger 3, by even
Adapter road, enters reverse osmosis produced pond 4；
After d, condensed water remove the salt ion in water in reverse osmosis produced pond 4, by connecting
Pipeline, enters mixed-bed system 5；
E, water carry out ion-exchange treatment in mixed-bed system 5, slough the salt in water, desalination
After pure water flow out from the outfan of mixed-bed system 5, by connecting pipeline, enter water tank 6 and enter
Row stores；
Storage water in f, water tank 6 directly supplies water for PTA process units, the output of water tank 6
Holding and be connected with the process units of PTA by connection pipeline, the water in water tank 6 is from water tank 6
Outfan flow out, flow into the process units of PTA by connecting pipeline, again for PTA
Production and processing.
Embodiment 2:
Water circulation utilization system in a kind of PTA production process, including steam condensate heat exchanger
1, accurate filter 2, plate type heat exchanger 3, reverse osmosis produced pond 4, mixed-bed system 5, water
Case 6 and connection pipeline；
Steam condensate heat exchanger 1 one end is provided with steam inlet, and described steam inlet is by connecting
Pipeline is joined directly together with PTA process units, and the rear of steam condensate heat exchanger 1 arranges precision
Filter 2, the outfan of described steam condensate heat exchanger 1 and the water inlet of accurate filter 2
Mouth connects, and the rear of accurate filter 2 is provided with plate type heat exchanger 3, described accurate filter
The outlet of 2 is connected with the thermal fluid inlet end of plate type heat exchanger 3, going out of plate type heat exchanger 3
The mouth of a river is connected with the entrance in reverse osmosis produced pond 4, the outlet in reverse osmosis produced pond 4 and mixed bed system
The water inlet of system 5 is connected, and the outlet of mixed-bed system 5 is connected with the entrance of water tank 6, water
Case 6 directly takes back PTA process units by pipeline；
Further, described accurate filter 2 is more medium filter, and filtrate is quartz sand,
Anthracite and manganese sand；
Further, described accurate filter 2 rear is provided with high-pressure pump, described mixed bed system
System 5 is with mixed bed force (forcing) pump.
The above, the only present invention preferably detailed description of the invention, but the protection model of the present invention
Enclosing and be not limited thereto, any those familiar with the art is in the skill of present disclosure
In the range of art, according to technical scheme and inventive concept equivalent in addition thereof or change
Become, all should contain within protection scope of the present invention.
Claims (5)
1. with the water circulation system of cooling water tank, it is characterised in that: include steam condensate heat exchanger
(1), accurate filter (2), plate type heat exchanger (3), reverse osmosis produced pond (4), mixed-bed system (5),
Water tank (6) and connection pipeline；
Steam condensate heat exchanger (1) one end is provided with steam inlet, and described steam inlet is by even
Adapter road is joined directly together with PTA process units, and the rear of steam condensate heat exchanger (1) arranges essence
Close filter (2), the outfan of described steam condensate heat exchanger (1) and accurate filter (2)
Water inlet connects, and the rear of accurate filter (2) is provided with plate type heat exchanger (3), described precision
The outlet of filter (2) is connected with the thermal fluid inlet end of plate type heat exchanger (3), plate-type heat-exchange
The water outlet end of device (3) is connected with the entrance of reverse osmosis produced pond (4), reverse osmosis produced pond (4)
Outlet is connected with the water inlet of mixed-bed system (5), the outlet of mixed-bed system (5) and (6) of water tank
Entrance is connected；
Described water tank (6) is the water tank with cooling system, and it includes internal layer water tank, outer layer water
Hollow interlayer between case and internal layer water tank and outer layer water tank, the inside of described internal layer water tank equipped with
Liquid level sensor and temperature sensor, the bottom of described outer layer water tank is provided with cold water inlet, its
Top is provided with cooling water outlet, and cold water inlet communicates with described hollow interlayer with cooling water outlet, water
Case (6) directly takes back PTA process units by pipeline, and described water tank (6) produces dress with PTA
The connection pipeline put is provided with valve.
Water circulation system with cooling water tank the most according to claim 1, it is characterised in that:
Described accurate filter (2) is more medium filter, and filtrate is quartz sand, anthracite and manganese
Sand.
Water circulation system with cooling water tank the most according to claim 1, it is characterised in that:
Described accurate filter (2) rear is provided with high-pressure pump, and described mixed-bed system (5) is with mixed bed
Force (forcing) pump.
Water circulation system with cooling water tank the most according to claim 1, it is characterised in that:
The cooling water outlet of described water tank (6) is connected with cold water source by pipeline.
Water circulation system with cooling water tank the most according to claim 1, it is characterised in that:
Described water tank (6) is electromagnetic valve with the valve connected on pipeline of PTA process units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310642562.1A CN104671567B (en) | 2013-12-02 | 2013-12-02 | Water circulation system with cooling water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310642562.1A CN104671567B (en) | 2013-12-02 | 2013-12-02 | Water circulation system with cooling water tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104671567A CN104671567A (en) | 2015-06-03 |
| CN104671567B true CN104671567B (en) | 2017-01-04 |
Family
ID=53307229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310642562.1A Active CN104671567B (en) | 2013-12-02 | 2013-12-02 | Water circulation system with cooling water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104671567B (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10156289A1 (en) * | 2001-11-19 | 2003-06-18 | Nocado Armaturenfab Gmbh & Co | Assembly, useful for the preparation of pure water, for pharmaceutical and medical applications, has a reverse osmosis assembly with a permeate flow linked to a heat disinfecting station through a heat exchanger |
| CN202688138U (en) * | 2012-05-14 | 2013-01-23 | 成都市润德药业有限公司 | Raw water treatment reverse osmosis system |
| CN203668167U (en) * | 2013-12-02 | 2014-06-25 | 逸盛大化石化有限公司 | Water circulation system with cooling water tank |
-
2013
- 2013-12-02 CN CN201310642562.1A patent/CN104671567B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104671567A (en) | 2015-06-03 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |