CN205730805U - A kind of ammonia processing means - Google Patents
A kind of ammonia processing means Download PDFInfo
- Publication number
- CN205730805U CN205730805U CN201620682052.6U CN201620682052U CN205730805U CN 205730805 U CN205730805 U CN 205730805U CN 201620682052 U CN201620682052 U CN 201620682052U CN 205730805 U CN205730805 U CN 205730805U
- Authority
- CN
- China
- Prior art keywords
- ammonia
- pipe
- liquefied
- evaporator
- excretion
- 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.)
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Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 373
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 186
- 230000029142 excretion Effects 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 239000002351 wastewater Substances 0.000 claims description 4
- 208000004141 microcephaly Diseases 0.000 claims description 2
- 230000009191 jumping Effects 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 206010020852 Hypertonia Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000006481 deamination reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
A kind of ammonia processing means disclosed in this utility model, include liquefied ammonia evaporator, being provided with electric heater in liquefied ammonia evaporator, liquefied ammonia evaporator is connected with liquefied ammonia input source through liquefied ammonia input pipe, and liquefied ammonia evaporator is connected with the blending tank mixed for ammonia and air through ammonia outlet tube；Liquefied ammonia evaporator is through ammonia excretion pipe and ammonia tourie, a concentric reducer it is provided with on ammonia excretion pipe, it is provided with on ammonia excretion pipe and a relief valve is set, ammonia tourie is connected with watering through water inlet pipe, between ammonia excretion pipe and described water inlet pipe, bridging has gas detecting loop, the lower section of ammonia tourie is provided with ammonia excretion tank, and this ammonia excretion tank is connected with water treatment system through drain pipe.Have an advantage in that: simple in construction, compact, after relief valve opens jumping, the ammonia of dump reduces to normal pressure through concentric reducer pressure, ammonia is only absorbed by the water formation ammonia in ammonia tourie afterwards, final ammonia enters water treatment system, thus reach the purpose of safe handling, it is to avoid secondary pollution to air.
Description
Technical field
This utility model relates to ammonia processing technology field, specifically a kind of ammonia processing means.
Background technology
The current atmospheric environment situation of China is the severeest, and regional atmosphere polluting problem highlights, country's weight to environmental protection
Visual range degree is more and more higher, and airborne release index is more and more stricter.It is believed that SO2It is the major pollutants of atmospheric pollution, with
Stretching into of research, find that NOx is the SO that continues2The another main source of atmospheric pollution afterwards, is also to form acid rain and photochemistry cigarette
The main cause of mist.
In order to reduce the NOx pollution to air, denitration and confession ammonia system have been that oil refining is indispensable with petrochemical plant
A part；The reducing agent that present denitrating flue gas generally uses is liquefied ammonia, and liquefied ammonia is through being evaporated to ammonia, and then ammonia is with empty
Gas is mix homogeneously in blending tank, then sends to Benitration reactor, and finally completes denitrating technique in Benitration reactor.But,
Existing in ammonia system, the ammonia of its dump generally enters flare system burning, but air can be made by the burning of ammonia
Becoming secondary pollution, therefore it requires further improvement.
Summary of the invention
Technical problem to be solved in the utility model is the present situation for prior art, it is provided that simple in construction, compact, makes
With convenient, it is possible to be prevented effectively from a kind of ammonia processing means of the secondary pollution that ammonia burning is caused.
The technical scheme that the above-mentioned technical problem of this utility model solution is used is:
A kind of ammonia processing means, includes liquefied ammonia evaporator, is provided with electric heater in liquefied ammonia evaporator, and liquefied ammonia evaporates
Tank is connected with liquefied ammonia input source through liquefied ammonia input pipe, and liquefied ammonia evaporator mixes with for ammonia and air through ammonia outlet tube
Blending tank is connected；Liquefied ammonia evaporator, through ammonia excretion pipe and ammonia tourie, ammonia excretion pipe is provided with a concentric reducer, this concentric reducer
Enlarged head sets up separately and is placed in nearly ammonia tourie side, ammonia excretion pipe is provided with and arranges a relief valve, and ammonia tourie is through water inlet pipe
Being connected with watering, between ammonia excretion pipe and described water inlet pipe, bridging has gas detecting loop, and the lower section of ammonia tourie is arranged
Having ammonia excretion tank, this ammonia excretion tank is connected with water treatment system through drain pipe, and drain pipe is provided with waste water pump.
The technical measures optimized also include:
Above-mentioned gas detecting loop includes gas detection sensor, main control chip and the water inlet electromagnetism being sequentially connected with
Valve, gas detection sensor is connected on described ammonia excretion pipe, and entering water electromagnetic valve is connected on described water inlet pipe.
Above-mentioned relief valve includes the first relief valve and the second relief valve being in parallel, and the upstream and downstream of the first relief valve is all provided with
Being equipped with stop valve, the upstream and downstream of the second relief valve is also provided with stop valve.
It is parallel with an emergency bypass on the second above-mentioned relief valve, this emergency bypass is provided with bypass stop valve.
It is provided with regulation valve on above-mentioned liquefied ammonia input pipe.
Above-mentioned electric heater is arranged at the bottom of described liquefied ammonia evaporator.
It is provided with check valve on above-mentioned liquefied ammonia input pipe and ammonia outlet tube.
A kind of ammonia processing means of the present utility model, by being provided with electric heater in liquefied ammonia evaporator, makes liquefied ammonia
Storage tank and evaporator unite two into one, and make structure the compactest, and equipment of saving takes up an area space；It arranges relief valve on ammonia excretion pipe,
Working as system jam, when relief valve arrives setting value, relief valve opens jumping, the ammonia in liquefied ammonia evaporator through ammonia excretion pipe to ammonia
Tourie carries, and reduces to normal pressure through concentric reducer pressure in course of conveying, and ammonia is only absorbed by the water shape in ammonia tourie afterwards
Becoming ammonia, final ammonia enters water treatment system；This ammonia processing means can safely, effectively process the ammonia of dump
Gas, it is to avoid the secondary pollution that the ammonia of dump enters flare system burning and causes air, this ammonia processing means is tied
Structure is simple, easy to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, this utility model is described in further detail.
It is illustrated in figure 1 structural representation of the present utility model,
Reference therein is: liquefied ammonia evaporator 1, check valve 1a, liquefied ammonia input pipe 11, regulation valve 11a, ammonia output
Pipe 12, ammonia excretion pipe 13, electric heater 2, liquefied ammonia input source 3, blending tank 4, ammonia tourie 5, ammonia excretion tank 5a, water treatment system
5b, water inlet pipe 51, drain pipe 52, waste water pump 52a, concentric reducer 6, watering 7, gas detection sensor 81, main control chip 82, enter
Water solenoid valve the 83, first relief valve the 91, second relief valve 92, stop valve 93, emergency bypass 94, bypass stop valve 94a.
As it is shown in figure 1,
A kind of ammonia processing means, includes liquefied ammonia evaporator 1, is provided with electric heater 2, liquefied ammonia in liquefied ammonia evaporator 1
Evaporator 1 is connected with liquefied ammonia input source 3 through liquefied ammonia input pipe 11, and liquefied ammonia evaporator 1 is through ammonia outlet tube 12 and for ammonia
It is connected with the blending tank 4 of air mixing；Liquefied ammonia evaporator 1, through ammonia excretion pipe 13 and ammonia tourie 5, ammonia excretion pipe 13 is provided with
One concentric reducer 6, the enlarged head of this concentric reducer 6 sets up separately and is placed in nearly ammonia tourie side, ammonia excretion pipe 13 is provided with and arranges a peace
Full valve, ammonia tourie 5 is connected with watering 7 through water inlet pipe 51, and between ammonia excretion pipe 13 and described water inlet pipe 51, bridging has gas
Body measure loop, the lower section of ammonia tourie 5 is provided with ammonia excretion tank 5a, and this ammonia excretion tank 5a is through drain pipe 52 and water treatment system 5b
It is connected, drain pipe 52 is provided with waste water pump 52a.
In liquefied ammonia evaporator 1, it is provided with electric heater 2, is heated by electric heater 2, make liquefied ammonia be evaporated to ammonia, as
This setting makes liquid ammonia storage tank unite two into one with evaporator, and the structure making equipment is the simplest, compact, and the occupation of land also saving equipment is empty
Between.
In embodiment, gas detecting loop include be sequentially connected with gas detection sensor 81, main control chip 82 and
Entering water electromagnetic valve 83, gas detection sensor 81 is connected on described ammonia excretion pipe 13, and entering water electromagnetic valve 83 is connected to described water inlet
On pipe 51.
In embodiment, relief valve includes the first relief valve 91 and the second relief valve 92 being in parallel, the first relief valve 91
Upstream and downstream is provided with stop valve 93, and the upstream and downstream of the second relief valve 92 is also provided with stop valve 93.
First relief valve 91 and the second relief valve 92 of parallel connection is set, plays safety guarantee effect, when one of them safety
When valve cannot normally work, do not interfere with the properly functioning of whole equipment yet.
In embodiment, the second relief valve 92 is parallel with an emergency bypass 94, this emergency bypass 94 is provided with bypass and cuts
Only valve 94a.
Emergency bypass 94 is set, is further ensured that the safe operation of equipment, when two relief valve break down simultaneously, reach
Ammonia to relief valve popping pressure can pass through from emergency bypass 94, it is to avoid hypertonia in liquefied ammonia evaporator 1 and damaged
Bad.
In embodiment, liquefied ammonia input pipe 11 is provided with regulation valve 11a.The effect of regulation valve 11a is the defeated of regulation liquefied ammonia
Inbound traffics.
In embodiment, electric heater 2 is arranged at the bottom of described liquefied ammonia evaporator 1.Electric heater 2 is arranged at bottom,
The evaporation effect that can make liquefied ammonia is more preferable.
In embodiment, liquefied ammonia input pipe 11 and ammonia outlet tube 12 are provided with check valve 1a.
Operation principle:
In liquefied ammonia input source 3 (such as mobile liquefied ammonia tank vehicle), liquefied ammonia is in liquefied ammonia input pipe 11 inputs liquefied ammonia evaporator 1, and electricity adds
Hot device 2 is actuated for heating, and in making liquefied ammonia evaporator 1, liquefied ammonia evaporation forms ammonia, and a part of ammonia enters through ammonia outlet tube 12
Entering the blending tank 4 mixed for ammonia and air, ammonia and the air of the mixing of blending tank 4 internal phase enter follow-up deamination reaction device
Carry out subsequent treatment；Remaining ammonia rests in liquefied ammonia evaporator 1.
Working as system jam, along with the accumulation of ammonia in liquefied ammonia evaporator 1, its pressure and temperature can constantly raise；When
Pressure in liquefied ammonia evaporator 1 or temperature reach when opening jumping value (1.05MPa, 50 DEG C) of relief valve, and relief valve opens jumping.Safety
After valve opens jumping, in liquefied ammonia evaporator 1, ammonia carries to ammonia tourie 5 through ammonia excretion pipe 13, through concentric reducer in course of conveying
6, owing to the major part of concentric reducer 6 is arranged at nearly ammonia tourie side, and microcephaly is arranged at nearly liquefied ammonia evaporator closely, through concentric reducer
During 6, along with the increase of diameter, the pressure of ammonia reduces, until being down to normal pressure.
There is ammonia to make in the gas detection sensor 81 in gas detecting loop detects ammonia excretion pipe 13, send signal to main
Control chip 82, then sent control signal by main control chip 82, the entering water electromagnetic valve 83 being connected on water inlet pipe 51 is opened, and supplies water
Supply water to ammonia tourie 5 in source 7.Ammonia is only absorbed by the water formation ammonia in ammonia tourie 5, and ammonia flows under the influence of gravity into
The ammonia excretion tank 5a of lower section, in ammonia excretion tank 5a, ammonia finally enters water treatment system 5b through drain pipe 52.
The most just realizing the ammonia to dump and carry out safe process, the ammonia of dump ultimately forms ammonia row
Enter in water treatment system 5b, it is to avoid its secondary pollution entering flare system burning and air being caused.
Most preferred embodiment of the present utility model illustrates, those of ordinary skill in the art the various changes made or remodeling
All without departing from scope of the present utility model.
Claims (7)
1. an ammonia processing means, includes liquefied ammonia evaporator (1), it is characterized in that: arrange in described liquefied ammonia evaporator (1)
Having electric heater (2), described liquefied ammonia evaporator (1) is connected with liquefied ammonia input source (3) through liquefied ammonia input pipe (11), described
Liquefied ammonia evaporator (1) is connected with the blending tank (4) mixed for ammonia and air through ammonia outlet tube (12)；Described liquefied ammonia
Evaporator (1), through ammonia excretion pipe (13) and ammonia tourie (5), described ammonia excretion pipe (13) is provided with a concentric reducer (6), and this is big
The enlarged head of microcephaly (6) sets up separately and is placed in nearly ammonia tourie side, described ammonia excretion pipe (13) is provided with and arranges a relief valve,
Described ammonia tourie (5) is connected with watering (7) through water inlet pipe (51), described ammonia excretion pipe (13) and described water inlet pipe
(51) between, bridging has gas detecting loop, the lower section of described ammonia tourie (5) to be provided with ammonia excretion tank (5a), this ammonia excretion tank
(5a) it is connected with water treatment system (5b) through drain pipe (52), described drain pipe (52) is provided with waste water pump (52a).
A kind of ammonia processing means the most according to claim 1, is characterized in that: described gas detecting loop includes and depends on
The gas detection sensor (81) of secondary connection, main control chip (82) and entering water electromagnetic valve (83), described gas detecting sensing
Device (81) is connected on described ammonia excretion pipe (13), and described entering water electromagnetic valve (83) is connected on described water inlet pipe (51).
A kind of ammonia processing means the most according to claim 2, is characterized in that: described relief valve include being in parallel the
One relief valve (91) and the second relief valve (92), the upstream and downstream of described the first relief valve (91) is provided with stop valve (93),
The upstream and downstream of described the second relief valve (92) is also provided with stop valve (93).
A kind of ammonia processing means the most according to claim 3, is characterized in that: the upper parallel connection of described the second relief valve (92)
There is an emergency bypass (94), this emergency bypass (94) is provided with bypass stop valve (94a).
A kind of ammonia processing means the most according to claim 4, is characterized in that: described liquefied ammonia input pipe (11) is upper to be arranged
There is regulation valve (11a).
A kind of ammonia processing means the most according to claim 5, is characterized in that: described electric heater (2) is arranged at institute
State the bottom of liquefied ammonia evaporator (1).
A kind of ammonia processing means the most according to claim 6, is characterized in that: described liquefied ammonia input pipe (11) and ammonia
Check valve (1a) it is provided with on outlet tube (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620682052.6U CN205730805U (en) | 2016-07-01 | 2016-07-01 | A kind of ammonia processing means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620682052.6U CN205730805U (en) | 2016-07-01 | 2016-07-01 | A kind of ammonia processing means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205730805U true CN205730805U (en) | 2016-11-30 |
Family
ID=57379506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620682052.6U Expired - Fee Related CN205730805U (en) | 2016-07-01 | 2016-07-01 | A kind of ammonia processing means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205730805U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106110852A (en) * | 2016-07-01 | 2016-11-16 | 宁波连通设备集团有限公司 | A kind of ammonia processing means and process technique thereof |
-
2016
- 2016-07-01 CN CN201620682052.6U patent/CN205730805U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106110852A (en) * | 2016-07-01 | 2016-11-16 | 宁波连通设备集团有限公司 | A kind of ammonia processing means and process technique thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 |