CN205127687U - A tail gas cleanup unit for nitric acid manufacture in -process - Google Patents
A tail gas cleanup unit for nitric acid manufacture in -process Download PDFInfo
- Publication number
- CN205127687U CN205127687U CN201520946684.4U CN201520946684U CN205127687U CN 205127687 U CN205127687 U CN 205127687U CN 201520946684 U CN201520946684 U CN 201520946684U CN 205127687 U CN205127687 U CN 205127687U
- Authority
- CN
- China
- Prior art keywords
- nitric acid
- tail gas
- storage tank
- reactor
- pure water
- 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
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model relates to chemical industry equipment technical field especially relates to a tail gas cleanup unit for nitric acid manufacture in -process. This tail gas cleanup unit, including pure water storage tank, hydrogen peroxide solution storage tank, storage tank, vacuum pump and reation kettle, the pure water storage tank passes through the pure water inlet pipe and connects the top at reation kettle. The utility model relates to a nitric oxide and nitrogen dioxide that a tail gas cleanup unit for nitric acid manufacture in -process passes through hydrogen peroxide solution absorption nitric acid manufacture in -process and produces to can absorb and recycle, avoided nitric acid tail gas to the pollution of environment in addition, the tail gas cleanup unit structural design of this nitric acid manufacture in -process is reasonable, uses that high -efficient swift and the running cost is low, is fit for using widely.
Description
Technical field
The utility model relates to technical field of chemical, particularly relates to a kind of for the exhaust gas cleaner in nitric acid production process.
Background technology
In chemical process, the direct discharge of tail gas, can pollute air, does not meet the demand that built environment friendly is produced.In nitric acid production process, also need to use exhaust gas processing device, to reduce the harm that tail gas causes environment., common nitric acid tail gas device structure design is complicated, and the cost removing tail gas is higher, and removal efficiency is low, can not meet the needs that modern industry is produced.
In order to solve the problems of the technologies described above, the utility model devises a kind of for the exhaust gas cleaner in nitric acid production process, exhaust gas cleaner in this nitric acid production process absorbs the nitric oxide and nitrogen dioxide that produce in nitric acid production process by hydrogen peroxide, and absorption recycling can be carried out, avoid nitric acid tail gas to the pollution of environment in addition, exhaust gas cleaner reasonable in design in this nitric acid production process, uses efficient quick and operating cost is low, is applicable to promoting the use of.
Utility model content
In order to overcome the defect existed in background technology, the utility model solves the technical scheme that its technical problem adopts: a kind of for the exhaust gas cleaner in nitric acid production process, comprise pure water storage tank, hydrogen peroxide storage tank, storage tank, vavuum pump and reactor, described pure water storage tank is connected to the top of reactor by pure water feed pipe, described pure water feed pipe is provided with valve four, described hydrogen peroxide storage tank is connected to the top of reactor by hydrogen peroxide feed pipe, described hydrogen peroxide feed pipe is provided with valve one, described vavuum pump is connected to the top of reactor by vacuumizing tracheae, the described tracheae that vacuumizes is provided with valve three, described storage tank is connected to the bottom of reactor by feed liquid recovery tube, described feed liquid recovery tube is provided with valve five, the top of described reactor is provided with Pressure gauge and nitric acid production tail gas air inlet pipe, described nitric acid production tail gas air inlet pipe leads to the bottom of reactor, described nitric acid production tail gas air inlet pipe is provided with valve two.
A kind of for the exhaust gas cleaner in nitric acid production process involved by the utility model, exhaust gas cleaner in this nitric acid production process absorbs the nitric oxide and nitrogen dioxide that produce in nitric acid production process by hydrogen peroxide, and absorption recycling can be carried out, avoid nitric acid tail gas to the pollution of environment in addition, exhaust gas cleaner reasonable in design in this nitric acid production process, use efficient quick and operating cost is low, be applicable to promoting the use of.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is a kind of structural representation for the exhaust gas cleaner in nitric acid production process of the utility model;
Wherein: 1, valve one; 2, pure water storage tank; 3, hydrogen peroxide storage tank; 4, storage tank; 5, vavuum pump; 6, hydrogen peroxide feed pipe; 7, Pressure gauge; 8, nitric acid production tail gas air inlet pipe; 9, valve two; 10, valve three; 11, pure water feed pipe; 12, valve four; 13, reactor; 14, valve five; 15, feed liquid recovery tube; 16, tracheae is vacuumized.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.Accompanying drawing is the schematic diagram simplified, and only basic structure of the present utility model is described in a schematic way, therefore it only shows the formation relevant with the utility model.
Refer to Fig. 1, a kind of for the exhaust gas cleaner in nitric acid production process, comprise pure water storage tank 2, hydrogen peroxide storage tank 3, storage tank 4, vavuum pump 5 and reactor 13, described pure water storage tank 2 is connected to the top of reactor 13 by pure water feed pipe 11, described pure water feed pipe 11 is provided with valve 4 12, described hydrogen peroxide storage tank 3 is connected to the top of reactor 13 by hydrogen peroxide feed pipe 6, described hydrogen peroxide feed pipe 6 is provided with valve 1, described vavuum pump 5 is connected to the top of reactor 13 by vacuumizing tracheae 16, the described tracheae 16 that vacuumizes is provided with valve 3 10, described storage tank 4 is connected to the bottom of reactor 13 by feed liquid recovery tube 15, described feed liquid recovery tube 15 is provided with valve 5 14, the top of described reactor 13 is provided with Pressure gauge 7 and nitric acid production tail gas air inlet pipe 8, described nitric acid production tail gas air inlet pipe 8 leads to the bottom of reactor 13, described nitric acid production tail gas air inlet pipe 8 is provided with valve 29.
A kind of for the exhaust gas cleaner in nitric acid production process involved by the utility model, exhaust gas cleaner in this nitric acid production process absorbs the nitric oxide and nitrogen dioxide that produce in nitric acid production process by hydrogen peroxide, and absorption recycling can be carried out, avoid nitric acid tail gas to the pollution of environment in addition, exhaust gas cleaner reasonable in design in this nitric acid production process, use efficient quick and operating cost is low, be applicable to promoting the use of.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (1)
1. one kind for the exhaust gas cleaner in nitric acid production process, comprise pure water storage tank (2), hydrogen peroxide storage tank (3), storage tank (4), vavuum pump (5) and reactor (13), it is characterized in that: described pure water storage tank (2) is connected to the top of reactor (13) by pure water feed pipe (11), described pure water feed pipe (11) is provided with valve four (12), described hydrogen peroxide storage tank (3) is connected to the top of reactor (13) by hydrogen peroxide feed pipe (6), described hydrogen peroxide feed pipe (6) is provided with valve one (1), described vavuum pump (5) is connected to the top of reactor (13) by vacuumizing tracheae (16), the described tracheae (16) that vacuumizes is provided with valve three (10), described storage tank (4) is connected to the bottom of reactor (13) by feed liquid recovery tube (15), described feed liquid recovery tube (15) is provided with valve five (14), the top of described reactor (13) is provided with Pressure gauge (7) and nitric acid production tail gas air inlet pipe (8), described nitric acid production tail gas air inlet pipe (8) leads to the bottom of reactor (13), described nitric acid production tail gas air inlet pipe (8) is provided with valve two (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520946684.4U CN205127687U (en) | 2015-11-24 | 2015-11-24 | A tail gas cleanup unit for nitric acid manufacture in -process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520946684.4U CN205127687U (en) | 2015-11-24 | 2015-11-24 | A tail gas cleanup unit for nitric acid manufacture in -process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205127687U true CN205127687U (en) | 2016-04-06 |
Family
ID=55613512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520946684.4U Expired - Fee Related CN205127687U (en) | 2015-11-24 | 2015-11-24 | A tail gas cleanup unit for nitric acid manufacture in -process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205127687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106215627A (en) * | 2016-08-30 | 2016-12-14 | 安徽金禾实业股份有限公司 | A kind of method of hydrogen peroxide liquid oxidatively absorption process treatment of nitric acid tail gas |
-
2015
- 2015-11-24 CN CN201520946684.4U patent/CN205127687U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106215627A (en) * | 2016-08-30 | 2016-12-14 | 安徽金禾实业股份有限公司 | A kind of method of hydrogen peroxide liquid oxidatively absorption process treatment of nitric acid tail gas |
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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: 20160406 Termination date: 20171124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |