CN203612970U - Device for reclaiming industrial liquid ammonia from waste ammonia water during ultra pure ammonia production process - Google Patents
Device for reclaiming industrial liquid ammonia from waste ammonia water during ultra pure ammonia production process Download PDFInfo
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- CN203612970U CN203612970U CN201320721317.5U CN201320721317U CN203612970U CN 203612970 U CN203612970 U CN 203612970U CN 201320721317 U CN201320721317 U CN 201320721317U CN 203612970 U CN203612970 U CN 203612970U
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- China
- Prior art keywords
- ammonia
- liquid ammonia
- industrial liquid
- rectifying tower
- regulating valve
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- 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.)
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 128
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 38
- 235000011114 ammonium hydroxide Nutrition 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 239000002699 waste material Substances 0.000 title abstract description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 title abstract 6
- 239000002184 metal Substances 0.000 claims abstract description 29
- 230000001105 regulatory effect Effects 0.000 claims abstract description 26
- 239000006200 vaporizer Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000007791 liquid phase Substances 0.000 claims description 3
- 239000000047 product Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 2
- 235000011130 ammonium sulphate Nutrition 0.000 description 2
- 239000001166 ammonium sulphate Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model discloses a device for reclaiming industrial liquid ammonia from waste ammonia water during ultra pure ammonia production process. The device comprises an ammonia water high level charging tank, a rectification column kettle/vaporizer, a rectification column body, an overhead condenser, a tower top overhead tank, a metal pipe rotor flowmeter, an automatic regulating valve and industrial liquid ammonia receiving tanks, wherein the rectification column kettle/ vaporizer is respectively connected with the top of the ammonia water high level charging tank and the rectification column body; the rectification column body is connected with the overhead condenser; the tower top overhead tank is arranged below the overhead condenser; the rectification column body is connected with the bottom of the tower top overhead tank connected with the two industrial liquid ammonia receiving tanks. The device is simple in structure and convenient to operate; the ammonia water overhead tank can realize continuous and accurate feed for the rectification column through the metal pipe rotor flowmeter and the automatic regulating valve; the rectification column kettle/vaporizer can separate the ammonia gas from the water, and condense the ammonia gas into the industrial liquid ammonia through the overhead condenser; most of the liquid ammonia returns to the rectification column for back flow, while part of the liquid ammonia is discharged as the finished product from the tower top overhead tank in a controllable range; the content of the liquid ammonia entering into the two industrial liquid ammonia receiving tanks reaches 99.9 percent, and the value of the industrial liquid ammonia reclaimed is increased by 10 times compared with the value of the only reclaimed ammonia water.
Description
Technical field
The utility model relates to a kind of ultra-pure ammonia deposed ammonia in producing and is recovered as the device of industrial liquid ammonia, is specifically related to a kind of deposed ammonia utilizing in ultra-pure ammonia production process, is recovered as the technology of industrial liquid ammonia by rectifying tower, belongs to ultra-pure ammonia and produces energy saving and cost lowering field.
Background technology
Ultra-pure ammonia is mainly asked starting material (can be described as is the grain of four major trades) as photodiode (LED), flat-panel monitor (FPD), semi-conductor and crystal silicon solar batteries sheet (four major trades), has close relationship for the development of raw-material quality and cost and industry.
Ultra-pure ammonia needs to isolate the low levels ammonia of a great deal of in process of production, again can not be directly to airborne release in order to protect this part ammonia of environment, and therefore, the way of recycling of conventionally taking has:
1, the ammonia of discharge is neutralized with sulfuric acid, the later waste liquid of neutralization enters sewage work and processes.But because the waste liquid after neutralization is ammoniumsulphate soln, sewage work is difficult to ammoniumsulphate soln to process qualified discharge, can only dilute by being blended in sewage work's discharge water, in entered environment, environment has been caused to pollution equally;
2, will discharge ammonia film-falling absorption tower water and absorb into ammoniacal liquor, ammoniacal liquor is used as by-product sale, and due to ammoniacal liquor cheap (price per ton only has 300 yuan below), transportation cost is quite high, does not have benefit to produce, and means again secondary transferring pollution;
3, discharge ammonia is absorbed as to ammoniacal liquor with packing tower water, ammoniacal liquor is used as by-product sale, and due to ammoniacal liquor cheap (price per ton only has 300 yuan below), transportation cost is quite high, does not have benefit to produce, and means again secondary transferring pollution;
Therefore, the method that conventionally adopts water to be absorbed as ammoniacal liquor is processed, and the ammoniacal liquor of absorption is worth very low, has had influence on the raw material consumption of ultra-pure ammonia and the increase of cost.Restrict the selling price of further reduction ultra-pure ammonia on market, also can have influence on the development of four major trades.
And after adopting and being recovered as the technology of industrial liquid ammonia, the purposes of industrial liquid ammonia is very extensive: for the production of nitric acid, urea and other chemical fertilizer, also can be used as the raw material of agricultural chemicals, as refrigerant.Liquefied ammonia is heated to 800～850 ℃, under nickel-base catalyst effect, ammonia is decomposed, and can obtain the hydrogen-nitrogen mixture gas containing 75%H2,25%N2.
And the price of industrial liquid ammonia is per ton can be more than 3000 yuan, than several times of ammoniacal liquor increments, and transportation cost declines and is also several times.The production cost of the ultra-pure ammonia that can greatly decline, reduce the selling price of ultra-pure ammonia, reduce the production cost of photodiode (LED), flat-panel monitor (FPD), semi-conductor and crystal silicon solar batteries sheet (four major trades), promote the development of (four major trades).
Utility model content
Utility model object of the present utility model is the shortcoming in order to overcome above-mentioned background technology, provides a kind of simple in structure, the easy and simple to handle device that deposed ammonia is recovered as to industrial liquid ammonia in ultra-pure ammonia is produced.
The technical solution of the utility model is: the deposed ammonia in a kind of ultra-pure ammonia production is recovered as the device of industrial liquid ammonia, it comprises: the high-order feed pot of ammoniacal liquor, the rectifying tower reactor vaporizer of holding concurrently, rectifying tower body, overhead condenser, tower top header tank, metal tube accounts for sub-under meter, automatic regulating valve, industrial liquid ammonia receiving tank, the described rectifying tower reactor leftward position place, vaporizer upper end of holding concurrently is provided with conduit and connects the high-order feed pot of ammoniacal liquor top, the rectifying tower reactor mid-way place, vaporizer upper end of holding concurrently is provided with rectifying tower body, the high-order feed pot of described ammoniacal liquor bottom is provided with metal tube and accounts for sub-under meter I, metal tube accounts for sub-under meter I and connects automatic regulating valve I and be connected with rectifying tower body bottom, to complete self-feeding task, described rectifying tower body top connects overhead condenser by conduit, overhead condenser below is provided with tower top header tank, described right positions place, rectifying tower body top is provided with automatic regulating valve II, automatic regulating valve II accounts for sub-under meter II by metal tube and connects tower top header tank bottom, forms tower top automatization return-flow system to control the ratio of industrial liquid ammonia quantity of reflux and load well, described 1/3rd positions, below, tower top header tank right side are provided with industrial liquid ammonia discharge port, discharge port accounts for sub-under meter III with metal tube and is connected, metal tube accounts for sub-under meter III and connects automatic regulating valve III and be connected with two industrial liquid ammonia receiving tank, forms the automatization discharge system of finished industrial product.
Hold concurrently vaporizer bottom of described rectifying tower reactor is provided with tower reactor water outlet, and industrial liquid ammonia receiving tank bottom is provided with industrial liquid ammonia and fills and mouthful connect a filling pump, for industrial liquid ammonia finished product cylinder filling.
Described right positions place, overhead condenser top is provided with metal tube and accounts for sub-under meter IV and automatic regulating valve IV.
The described high-order feed pot liquid phase of ammoniacal liquor mouth pipeline at least exceeds rectifying tower reactor and holds concurrently vaporizer opening for feed 100CM in order to form liquid level difference.
The beneficial effects of the utility model are: the utility model is simple in structure, easy to operate, and ammoniacal liquor header tank accounts for sub-under meter through metal tube and automatic regulating valve can be realized continuously rectifying tower accurate reinforced; Rectifying tower reactor is held concurrently vaporizer separates ammonia with water after and is condensed into industrial liquid ammonia by overhead condensation, major part is returned to rectifying column top return, and part accounts for sub-under meter and automatic regulating valve carries out finished product discharging serially in controlled range by tower top header tank middle and lower part through metal tube; The liquefied ammonia content that enters two industrial liquid ammonia receiving tank can reach 99.9%, increases by ten times than the value that only reclaims ammoniacal liquor.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Wherein: 1, the high-order feed pot of ammoniacal liquor, 2, metal tube accounts for sub-under meter I, 3, automatic regulating valve I, 4, the rectifying tower reactor vaporizer of holding concurrently, 5, rectifying tower body, 6, overhead condenser, 7, tower top header tank, 8, metal tube accounts for sub-under meter II, 9, automatic regulating valve II, 10, metal tube accounts for sub-under meter III, 11, automatic regulating valve III, 12, industrial liquid ammonia receiving tank, 13, industrial liquid ammonia receiving tank, 14, industrial liquid ammonia fills mouth, 15, tower reactor water outlet, 16, metal tube accounts for sub-under meter IV, and 17, automatic regulating valve IV.
Embodiment
The present embodiment is the device that the deposed ammonia during a kind of ultra-pure ammonia is produced is recovered as industrial liquid ammonia, and it comprises: hold concurrently vaporizer (4), rectifying tower body (5), overhead condenser (6), tower top header tank (7), metal tube of the high-order feed pot of ammoniacal liquor (1), rectifying tower reactor accounts for sub-under meter, automatic regulating valve, industrial liquid ammonia receiving tank.
As shown in Figure 1, the rectifying tower reactor leftward position place, vaporizer (4) upper end of holding concurrently is provided with conduit and connects the high-order feed pot (1) of ammoniacal liquor top, rectifying tower reactor vaporizer (4) mid-way, the upper end place of holding concurrently is provided with rectifying tower body (5), the described high-order feed pot of ammoniacal liquor (1) bottom is provided with metal tube and accounts for sub-under meter I (2), metal tube accounts for sub-under meter I (2) and connects automatic regulating valve I (3) and be connected with rectifying tower body (5) bottom, high-order feed pot (1) the liquid phase mouth pipeline of described ammoniacal liquor and rectifying tower reactor are held concurrently charging system that its position of vaporizer (4) opening for feed at least exceeds 100CM formation liquid level difference and automatization to complete self-feeding task, described rectifying tower body (5) top connects overhead condenser (6) by conduit, and overhead condenser (6) below is provided with tower top header tank (7), and described right positions place, overhead condenser top is provided with metal tube and accounts for sub-under meter IV and automatic regulating valve IV.
Described right positions place, rectifying tower body (5) top is provided with automatic regulating valve II (9), automatic regulating valve II (9) accounts for sub-under meter II (8) by metal tube and connects tower top header tank (7) bottom, forms tower top automatization return-flow system to control the ratio of industrial liquid ammonia quantity of reflux and load well; Described 1/3rd positions, below, tower top header tank (7) right side are provided with industrial liquid ammonia discharge port, discharge port accounts for sub-under meter III (10) with metal tube and is connected, metal tube accounts for sub-under meter III (10) and connects automatic regulating valve III (11) and be connected with industrial liquid ammonia receiving tank (12) and industrial liquid ammonia receiving tank (13), forms the automatization discharge system of finished industrial product.
Hold concurrently vaporizer (4) bottom of described rectifying tower reactor is provided with tower reactor water outlet (15), industrial liquid ammonia receiving tank (12) and industrial liquid ammonia receiving tank (13) bottom is equipped with industrial liquid ammonia and fills mouthful (14) and be connected filling pump, for industrial liquid ammonia finished product cylinder filling.
Claims (4)
1. the deposed ammonia in a ultra-pure ammonia production is recovered as the device of industrial liquid ammonia, it comprises: the high-order feed pot of ammoniacal liquor, the rectifying tower reactor vaporizer of holding concurrently, rectifying tower body, overhead condenser, tower top header tank, metal tube accounts for sub-under meter, automatic regulating valve, industrial liquid ammonia receiving tank, it is characterized in that the described rectifying tower reactor leftward position place, vaporizer upper end of holding concurrently is provided with conduit and connects the high-order feed pot of ammoniacal liquor top, the rectifying tower reactor mid-way place, vaporizer upper end of holding concurrently is provided with rectifying tower body, the high-order feed pot of described ammoniacal liquor bottom is provided with metal tube and accounts for sub-under meter I, metal tube accounts for sub-under meter I and connects automatic regulating valve I and be connected with rectifying tower body bottom, described rectifying tower body top connects overhead condenser by conduit, overhead condenser below is provided with tower top header tank, described right positions place, rectifying tower body top is provided with automatic regulating valve II, and automatic regulating valve II accounts for sub-under meter II by metal tube and connects tower top header tank bottom, described 1/3rd positions, below, tower top header tank right side are provided with industrial liquid ammonia discharge port, and discharge port accounts for sub-under meter III with metal tube and is connected, and metal tube accounts for sub-under meter III and connects automatic regulating valve III and be connected with two industrial liquid ammonia receiving tank.
2. the deposed ammonia in a kind of ultra-pure ammonia production according to claim 1 is recovered as the device of industrial liquid ammonia, it is characterized in that the described rectifying tower reactor vaporizer bottom of holding concurrently is provided with tower reactor water outlet, industrial liquid ammonia receiving tank bottom is provided with industrial liquid ammonia and fills a mouthful connection filling pump, for industrial liquid ammonia finished product cylinder filling.
3. the deposed ammonia in a kind of ultra-pure ammonia production according to claim 1 is recovered as the device of industrial liquid ammonia, it is characterized in that described right positions place, overhead condenser top is provided with metal tube and accounts for sub-under meter IV and automatic regulating valve IV.
4. the deposed ammonia of a kind of ultra-pure ammonia according to claim 1 in producing is recovered as the device of industrial liquid ammonia, it is characterized in that the high-order feed pot liquid phase of described ammoniacal liquor mouth pipeline at least exceeds the rectifying tower reactor vaporizer opening for feed 100CM that holds concurrently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320721317.5U CN203612970U (en) | 2013-11-15 | 2013-11-15 | Device for reclaiming industrial liquid ammonia from waste ammonia water during ultra pure ammonia production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320721317.5U CN203612970U (en) | 2013-11-15 | 2013-11-15 | Device for reclaiming industrial liquid ammonia from waste ammonia water during ultra pure ammonia production process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203612970U true CN203612970U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320721317.5U Expired - Lifetime CN203612970U (en) | 2013-11-15 | 2013-11-15 | Device for reclaiming industrial liquid ammonia from waste ammonia water during ultra pure ammonia production process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203612970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510636A (en) * | 2019-03-22 | 2019-11-29 | 兰州隆华特种气体科技有限公司 | A kind of industrial ammonia and high-purity ammon co-generation system and technique |
-
2013
- 2013-11-15 CN CN201320721317.5U patent/CN203612970U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510636A (en) * | 2019-03-22 | 2019-11-29 | 兰州隆华特种气体科技有限公司 | A kind of industrial ammonia and high-purity ammon co-generation system and technique |
| CN110510636B (en) * | 2019-03-22 | 2024-04-16 | 兰州隆华特种气体科技有限公司 | Industrial ammonia water and high-purity ammonia co-production system and process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215152 Anmin Road, Panyang Industrial Park, Huangdai Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Jinhong Gas Co.,Ltd. Address before: 215143 No. 6 Anmin Road, Panyang Industrial Park, Huangduo Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU JINHONG GAS Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |