CN205820899U - A kind of production of ammonium phosphate line circulating water waste heat utilization - Google Patents
A kind of production of ammonium phosphate line circulating water waste heat utilization Download PDFInfo
- Publication number
- CN205820899U CN205820899U CN201620748300.2U CN201620748300U CN205820899U CN 205820899 U CN205820899 U CN 205820899U CN 201620748300 U CN201620748300 U CN 201620748300U CN 205820899 U CN205820899 U CN 205820899U
- Authority
- CN
- China
- Prior art keywords
- circulating water
- water
- mixing condenser
- production
- waste heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000002918 waste heat Substances 0.000 title claims abstract description 16
- 239000004254 Ammonium phosphate Substances 0.000 title claims abstract description 15
- 229910000148 ammonium phosphate Inorganic materials 0.000 title claims abstract description 15
- 235000019289 ammonium phosphates Nutrition 0.000 title claims abstract description 15
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 33
- 238000002156 mixing Methods 0.000 claims abstract description 33
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 18
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 9
- 230000007423 decrease Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000006200 vaporizer Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The utility model discloses a kind of production of ammonium phosphate line circulating water waste heat utilization, including neutralization chamber, the gas outlet of neutralization chamber is sequentially connected with an effect flash chamber, two effect heaters and two effect flash chambers along pipeline, also includes mixing condenser group, heat-exchanger pump, ammonia evaporator, cooling tower and circulating water pool；The gas outlet of the air inlet of described mixing condenser group and two effect flash chambers connects, the water inlet of described mixing condenser group is connected with described circulating water pool by a water supply pump, the gas outlet of described mixing condenser group is connected with a liquid seal trough, described liquid seal trough water inlet is connected with circulating water pool, and the outlet of described liquid seal trough is connected with the water inlet of heat-exchanger pump；The outlet of described heat-exchanger pump is connected with ammonia evaporator, and the gas outlet of described ammonia evaporator is connected with cooling tower.This utility model provides a kind of production of ammonium phosphate line circulating water waste heat utilization, can make full use of the waste heat of steam condensate (SC), greatly reduce the production cost of enterprise, and decrease pollution.
Description
Technical field
This utility model relates to heat recovery technology, more particularly, to a kind of production of ammonium phosphate line circulating water afterheat
Utilize system.
Background technology
In the technological process that the existing underway slip of production of ammonium phosphate line concentrates, the slip that neutralization step is sent here is by storage tank
Send into the flash chamber of two effect vaporization chambers through charge pump, along with circulation slip, be pumped into two effect heating chambers through slurry circulation immediately.
Slip enters flash chamber after raising uniform temperature in the heater, evaporates portion of water.The two effect evaporations through initial concentration
Slip in device, is pumped into the flash chamber of 1st effective evaporator by punishment in advance.The steam condensate (SC) of vaporizer enters flash tank, flash tank
Condensed water be directly entered the total tank of condensed water, the waste heat of condensed water is not fully utilized.
Utility model content
The purpose of this utility model is to provide a kind of production of ammonium phosphate line circulating water waste heat utilization, can make full use of
The waste heat of steam condensate (SC), greatly reduces the production cost of enterprise, and decreases pollution.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
Thering is provided a kind of production of ammonium phosphate line circulating water waste heat utilization, including neutralization chamber, the gas outlet of neutralization chamber is along pipe
Road is sequentially connected with an effect flash chamber, two effect heaters and two effect flash chambers, also includes the mixing condenser being sequentially connected with along pipeline
Group, heat-exchanger pump, ammonia evaporator, cooling tower and circulating water pool；The air inlet of described mixing condenser group and two imitates flash chambers
Gas outlet connects, and the water inlet of described mixing condenser group is connected with described circulating water pool by a water supply pump, and described mixing is cold
The gas outlet of condenser group is connected with a liquid seal trough, and described liquid seal trough water inlet is connected with circulating water pool, the water outlet of described liquid seal trough
Mouth is connected with the water inlet of heat-exchanger pump；The outlet of described heat-exchanger pump is connected with ammonia evaporator, the gas outlet of described ammonia evaporator
It is connected with cooling tower.
In this utility model, the water inlet of mixing condenser is connected with circulating water pool, can be followed by the water of discharge
Ring utilizes, and the water inlet of liquid seal trough is also connected with circulating water pool, forms fluid-tight by extracting water in circulating water pool.
Further, gas-liquid separator is set between described two effect heaters and two effect flash chambers.
Further, in order to make full use of condensed water, also include hot-water cylinder and phosphoric acid filtration system, described two effect heaters
Condensation-water drain be connected with the entrance of hot-water cylinder, the outlet of described hot-water cylinder is connected with described phosphoric acid filtration system.
Further, described mixing condenser group is arranged in parallel as many groups, and often group mixing condenser group includes condensation by mixing
Device, it is installed on the stop valve of mixing condenser water inlet.
Compared with prior art, the beneficial effects of the utility model are:
In this utility model, two effect flash chambers are connected with mixing condenser, pass through mixed by the steam produced in two effect flash chambers
Close condenser, heat-exchanger pump throw ammonia evaporator into, gas ammonia is heated, enters finally into cooling tower；At the same time it can also be two effects are added
Condensed water in hot device is drained into hot-water cylinder, is then squeezed into phosphoric acid filtration system by pump, as flushing water cleaning and descaling.This system
Make full use of the waste heat of steam condensate (SC), greatly reduce the production cost of enterprise, and decrease pollution.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model a kind of production of ammonium phosphate line circulating water waste heat utilization.
In figure, 1, neutralization chamber, 2, one effect flash chamber, 3, two effect heaters, 4, two effect flash chambers, 5, mixing condenser group,
6, heat-exchanger pump, 7, ammonia evaporator, 8, cooling tower, 9, circulating water pool, 10, water supply pump, 11, liquid seal trough, 12, gas-liquid separator, 13,
Hot-water cylinder, 14, phosphoric acid filtration system, 15, stop valve.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is only in order to explain
This utility model, is not used to limit this utility model.
Refering to shown in Fig. 1, a kind of production of ammonium phosphate line circulating water waste heat utilization, including neutralization chamber 1, going out of neutralization chamber 1
QI KOU is sequentially connected with effect flash chamber 2, two effect heater 3 and two effect flash chambers 4 along pipeline, also includes being sequentially connected with along pipeline
Mixing condenser group 5, heat-exchanger pump 6, ammonia evaporator 7, cooling tower 8 and circulating water pool 9；Entering of described mixing condenser group 5
QI KOU is connected with the gas outlet of two effect flash chambers 4, and the water inlet of described mixing condenser group 5 is followed with described by a water supply pump 10
Ring pond 9 connects, and the gas outlet of described mixing condenser group 5 is connected with a liquid seal trough 12, described liquid seal trough 12 water inlet with follow
Ring pond 9 connects, and the outlet of described liquid seal trough 12 is connected with the water inlet of heat-exchanger pump 6；The outlet of described heat-exchanger pump 6 and ammonia
Vaporizer 7 connects, and the gas outlet of described ammonia evaporator 7 is connected with cooling tower 8.
In this utility model, the water inlet of mixing condenser group 5 is connected with circulating water pool 9, can be entered by the water of discharge
Row recycles, and the water inlet of liquid seal trough 11 is also connected with circulating water pool 9, forms liquid by extracting water in circulating water pool 9
Envelope；During production of ammonium phosphate, the heat of the steam of generation is made full use of, by by steam after mixing condenser group 5
For heating ammonia evaporator 7, reduce the waste of energy, reduce enterprise's production cost.
Further, gas-liquid separator 12 is set between described two effect heaters 3 and two effect flash chambers 4.
Further, also include hot-water cylinder 13 and phosphoric acid filtration system 14, the condensation-water drain of described two effect heaters 3 with
The entrance of hot-water cylinder 13 connects, and the outlet of described hot-water cylinder 13 is connected with described phosphoric acid filtration system 14, and so setting can be in order to
Phosphoric acid filtration system is rinsed so that condensed water has obtained secondary use, it is not necessary to wastes more water resource and carries out with condensed water
Rinse.
Further, described mixing condenser group 5 is arranged in parallel as many groups, and often group mixing condenser group 5 includes mixing cold
Condenser, it is installed on the stop valve 15 of mixing condenser water inlet.
The above embodiments are only preferred embodiment of the present utility model, it is impossible to limit right of the present utility model with this
Scope, therefore, the equivalent variations made according to this utility model claim, still belong to the scope that this utility model is contained.
Claims (4)
1. a production of ammonium phosphate line circulating water waste heat utilization, including neutralization chamber (1), the gas outlet of neutralization chamber (1) is along pipe
Road is sequentially connected with an effect flash chamber (2), two effects heater (3) and two effects flash chamber (4), it is characterised in that also include along pipeline
Mixing condenser group (5), heat-exchanger pump (6), ammonia evaporator (7), cooling tower (8) and the circulating water pool (9) being sequentially connected with；
The gas outlet of the air inlet of described mixing condenser group (5) and two effects flash chamber (4) connects, described mixing condenser group
(5) water inlet is connected with described circulating water pool (9) by a water supply pump (10), the gas outlet of described mixing condenser group (5)
Being connected with a liquid seal trough (11), described liquid seal trough (11) water inlet is connected with circulating water pool (9), the water outlet of described liquid seal trough (11)
Mouth is connected with the water inlet of heat-exchanger pump (6)；
The outlet of described heat-exchanger pump (6) is connected with ammonia evaporator (7), the gas outlet of described ammonia evaporator (7) and cooling tower (8)
Connect.
A kind of production of ammonium phosphate line circulating water waste heat utilization the most according to claim 1, it is characterised in that described two
Between effect heater (3) and two effects flash chamber (4), gas-liquid separator (12) is set.
A kind of production of ammonium phosphate line circulating water waste heat utilization the most according to claim 1, it is characterised in that also include heat
Water pot (13) and phosphoric acid filtration system (14), the condensation-water drain of described two effects heater (3) is with the entrance of hot-water cylinder (13) even
Connecing, the outlet of described hot-water cylinder (13) is connected with described phosphoric acid filtration system (14).
A kind of production of ammonium phosphate line circulating water waste heat utilization the most according to any one of claim 1 to 3, its feature exists
In, described mixing condenser group (5) is arranged in parallel as many groups, and often group mixing condenser group (5) includes mixing condenser, is installed on
The stop valve (15) of mixing condenser water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620748300.2U CN205820899U (en) | 2016-07-15 | 2016-07-15 | A kind of production of ammonium phosphate line circulating water waste heat utilization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620748300.2U CN205820899U (en) | 2016-07-15 | 2016-07-15 | A kind of production of ammonium phosphate line circulating water waste heat utilization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205820899U true CN205820899U (en) | 2016-12-21 |
Family
ID=57563253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620748300.2U Expired - Fee Related CN205820899U (en) | 2016-07-15 | 2016-07-15 | A kind of production of ammonium phosphate line circulating water waste heat utilization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205820899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107522335A (en) * | 2017-07-31 | 2017-12-29 | 湖北祥云(集团)化工股份有限公司 | A kind of utilization system of phosphoric acid and phosphate waste |
-
2016
- 2016-07-15 CN CN201620748300.2U patent/CN205820899U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107522335A (en) * | 2017-07-31 | 2017-12-29 | 湖北祥云(集团)化工股份有限公司 | A kind of utilization system of phosphoric acid and phosphate waste |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |