CN202687993U - Device for recovering ammonia in copper wash resurgent gas - Google Patents
Device for recovering ammonia in copper wash resurgent gas Download PDFInfo
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- CN202687993U CN202687993U CN 201220378516 CN201220378516U CN202687993U CN 202687993 U CN202687993 U CN 202687993U CN 201220378516 CN201220378516 CN 201220378516 CN 201220378516 U CN201220378516 U CN 201220378516U CN 202687993 U CN202687993 U CN 202687993U
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Abstract
The utility model discloses a device for recovering ammonia in a copper wash resurgent gas. The device for recovering the ammonia in the copper wash resurgent gas comprises a net ammonia tower, a three-level liquid ammonia pump, a three-level cold emission, a three-level liquid ammonia tank, a secondary liquid ammonia pump, a secondary cold emission, an ammonia washer, a secondary liquid ammonia tank, a primary liquid ammonia pump, a primary cold emission, a high level ammonia absorber and a delivery liquid ammonia pump, wherein a gas inlet of the net ammonia tower is connected with a gas outlet of the ammonia washer, a gas inlet of the ammonia washer is connected with a gas outlet of the high level ammonia absorber, an inlet of the three-level liquid ammonia pump is connected with a liquid outlet of the net ammonia tower, an inlet of a three-level cooler is connected with an outlet of the three-level liquid ammonia pump, a lower section water inlet of the net ammonia tower is connected with an outlet of the three-level cooler, an inlet of the three-level liquid ammonia tank is connected with an outlet of the three-level liquid ammonia pump, an inlet of the secondary liquid ammonia pump is connected with the outlet of the three-level liquid ammonia pump, and an inlet of a secondary cooler is connected with an outlet of the secondary liquid ammonia pump. The device for recovering the ammonia in the copper wash resurgent gas is simple in installation, safe and reliable in working, and easy to maintain.
Description
Technical field
The utility model relates to a kind of recovery system of ammonia, especially reclaims the new device of ammonia in the ammoniacal copper solution scrubbing generated gas, and this device through multistage pressure cooling and absorbing, reclaims ammonia wherein, as the unstripped gas of Ammonia Production with ammoniacal copper solution scrubbing generated gas.
Background technology
Comprise CO, CO in the ammoniacal copper solution scrubbing generated gas
2, H
2, N
2, CH
4And NH
3Behind desalination washing ammonia; the tail gas ammonia content is not obvious, and ammonia and carbonic acid gas generate crystallization and often stop up recovery channel, are forced to on-the-spot emptying; to environment; unimpeded in order to ensure recovery channel, also need through steaming out commonly used, and then waste steam and unstripped gas; polluted again environment, not only increased cost but also damaged the social image of company.
The utility model content
The purpose of this utility model provides a kind of device that reclaims ammonia in the ammoniacal copper solution scrubbing generated gas, can increase synthetic ammonia output and bring benefits, and reduces again pollutant emission and realizes high-efficiency environment friendly.
In order to achieve the above object, the utility model is by the following technical solutions: a kind of device that reclaims ammonia in the ammoniacal copper solution scrubbing generated gas, comprise ammonia-cleaning tower, tertiary amine water pump, three grades of water coolers, tertiary amine tank, secondary amine water pump, secondary coolers, Ammonic washing tower, secondary amine tank, primary amine water pump, one-level water cooler, high-order ammonia absorbers and send aqua ammonia pump outside, the gas feed of ammonia-cleaning tower is connected with the Ammonic washing tower pneumatic outlet, and the gas feed of Ammonic washing tower is connected with high-order ammonia absorber pneumatic outlet; The tertiary amine unit fixed on water pump suction is connected with the liquid exit of ammonia-cleaning tower, the import of three grades of water coolers is connected with the outlet of tertiary amine water pump, the hypomere water inlet of ammonia-cleaning tower is connected with the outlet of three grades of water coolers, the import of tertiary amine tank is connected with the tertiary amine exit of pump, the import of secondary amine water pump is connected with the outlet of tertiary amine tank, the import of secondary coolers is connected with the secondary amine exit of pump, the liquid-inlet of Ammonic washing tower is connected with the secondary coolers outlet, the import of secondary amine tank is connected with Ammonic washing tower epimere liquid exit, the import of primary amine water pump is connected with the outlet of secondary amine tank, the import of one-level water cooler is connected with the primary amine exit of pump, the import of high-order ammonia absorber is connected with the one-level cooler outlet, and the import of sending aqua ammonia pump outside is connected with the outlet of Ammonic washing tower hypomere ammoniacal liquor.Reclaim ammoniacal copper solution scrubbing generated gas and enter the Ammonic washing tower hypomere from high-order ammonia absorber, enter ammonia-cleaning tower after washing most of ammonia, ammonia-cleaning tower is divided into, lower two sections, de-salted water enters the washing and recycling ammoniacal copper solution scrubbing generated gas from epimere and forms solution, go out to enter the tertiary amine water pump from the ammonia-cleaning tower bottom, the tertiary amine water pump pumps into part solution in the water cooler and cools off, send into again the ammonia-cleaning tower hypomere and wash ammonia, the tertiary amine water pump pumps into another part solution in the tertiary amine tank, the secondary amine water pump pumps into the solution in the tertiary amine tank in the secondary coolers and cools off, liquid enters the Ammonic washing tower epimere after cooling, the liquid of Ammonic washing tower after washing ammonia enters in the secondary amine tank, the primary amine water pump pumps into the one-level water cooler with the liquid in the secondary amine tank, and liquid enters high-order ammonia absorber through the cooling of one-level water cooler.Ammoniacal liquor after the gas-liquid separation of Ammonic washing tower hypomere enters to be sent outside in the aqua ammonia pump.
The device of ammonia also comprises the exhaust pipe that connects desulfurization workshop section in the described recovery ammoniacal copper solution scrubbing generated gas, and described exhaust pipe is connected with the tail gas outlet of described ammonia-cleaning tower.The tail gas that contains Ammonia send desulfurization to reclaim.
The device of ammonia also comprises the outer tube that connects desulfurization workshop section in the described recovery ammoniacal copper solution scrubbing generated gas, and described outer tube is connected with the described ammoniacal liquor outlet of sending aqua ammonia pump outside.The ammoniacal liquor that generates send urea desorb ammonia.
The new device that the utility model reclaims ammonia in the ammoniacal copper solution scrubbing generated gas is to adopt multistage pressure cooling and absorbing, ammonia in the reclaiming gas, clean ammonia tail gas send desulfurization to recycle as syngas for synthetic ammonia, and the ammoniacal liquor of generation send urea desorb ammonia, improves synthetic ammonia yield reducation synthetic ammonia and consumes.
The utlity model has following beneficial effect: device is simple, and is safe and reliable to operation, easy to maintenance.But the ammonia in this device high efficiente callback resurgent gases reduces the regeneration tail gas ammonia content, solves the recovery channel Crystallization Plugging, and the contaminate environment of dropping a hint can increase again the consumption of yield reducation synthetic ammonia.
Description of drawings
Fig. 1 is the structural representation of the device of ammonia in the recovery ammoniacal copper solution scrubbing generated gas of the present utility model;
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
Referring to Fig. 1, this embodiment is by the following technical solutions: the device that reclaims ammonia in the ammoniacal copper solution scrubbing generated gas comprises ammonia-cleaning tower 1, tertiary amine water pump 2, three grades of water coolers 3, tertiary amine tank 4, secondary amine water pump 5, secondary coolers 6, Ammonic washing tower 7, secondary amine tank 8, primary amine water pump 9, one-level water cooler 10, high-order ammonia absorbers 11 and sends aqua ammonia pump 12 outside, the gas feed of ammonia-cleaning tower 1 is connected with Ammonic washing tower 7 pneumatic outlets, and the gas feed of Ammonic washing tower 7 is connected with high-order ammonia absorber 11 pneumatic outlets; 2 imports of tertiary amine water pump are connected with the liquid exit of ammonia-cleaning tower 1, the import of three grades of water coolers 3 is connected with the outlet of tertiary amine water pump 5, the hypomere water inlet of ammonia-cleaning tower 1 is connected with the outlet of three grades of water coolers 3, the import of tertiary amine tank 4 is connected with 2 outlets of tertiary amine water pump, the import of secondary amine water pump 5 is connected with 4 outlets of tertiary amine tank, the import of secondary coolers 6 is connected with 5 outlets of secondary amine water pump, the liquid-inlet of Ammonic washing tower 7 is connected with secondary coolers 6 outlets, the import of secondary amine tank 8 is connected with Ammonic washing tower 7 epimere liquid exits, the import of primary amine water pump 9 is connected with 8 outlets of secondary amine tank, the import of one-level water cooler 10 is connected with 9 outlets of primary amine water pump, the import of high-order ammonia absorber 11 is connected with 10 outlets of one-level water cooler, and the import of sending aqua ammonia pump 12 outside is connected with the outlet of Ammonic washing tower 7 hypomere ammoniacal liquor.
The new device that the utility model reclaims ammonia in the ammoniacal copper solution scrubbing generated gas adopts multistage pressure cooling and absorbing, ammonia in the reclaiming gas, clean ammonia tail gas send desulfurization to recycle as syngas for synthetic ammonia, and the ammoniacal liquor of generation send urea desorb ammonia, improves synthetic ammonia yield reducation synthetic ammonia and consumes.
The utlity model has following beneficial effect: device is simple, and is safe and reliable to operation, easy to maintenance.But the ammonia in this device high efficiente callback resurgent gases reduces the regeneration tail gas ammonia content, solves the recovery channel Crystallization Plugging, and the contaminate environment of dropping a hint can increase again the consumption of yield reducation synthetic ammonia.
Claims (3)
1. device that reclaims ammonia in the ammoniacal copper solution scrubbing generated gas, it is characterized in that, comprise ammonia-cleaning tower, tertiary amine water pump, three grades of water coolers, tertiary amine tank, secondary amine water pump, secondary coolers, Ammonic washing tower, secondary amine tank, primary amine water pump, one-level water cooler, high-order ammonia absorbers and send aqua ammonia pump outside, the gas feed of ammonia-cleaning tower is connected with the Ammonic washing tower pneumatic outlet, and the gas feed of Ammonic washing tower is connected with high-order ammonia absorber pneumatic outlet; The tertiary amine unit fixed on water pump suction is connected with the liquid exit of ammonia-cleaning tower, the import of three grades of water coolers is connected with the outlet of tertiary amine water pump, the hypomere water inlet of ammonia-cleaning tower is connected with the outlet of three grades of water coolers, the import of tertiary amine tank is connected with the tertiary amine exit of pump, the import of secondary amine water pump is connected with the outlet of tertiary amine tank, the import of secondary coolers is connected with the secondary amine exit of pump, the liquid-inlet of Ammonic washing tower is connected with the secondary coolers outlet, the import of secondary amine tank is connected with Ammonic washing tower epimere liquid exit, the import of primary amine water pump is connected with the outlet of secondary amine tank, the import of one-level water cooler is connected with the primary amine exit of pump, the import of high-order ammonia absorber is connected with the one-level cooler outlet, and the import of sending aqua ammonia pump outside is connected with the outlet of Ammonic washing tower hypomere ammoniacal liquor.
2. the device of ammonia in the recovery ammoniacal copper solution scrubbing generated gas according to claim 1 is characterized in that, the device of ammonia also comprises the exhaust pipe that connects desulfurization workshop section in the described recovery ammoniacal copper solution scrubbing generated gas, and described exhaust pipe is connected with the tail gas outlet of described ammonia-cleaning tower.
3. the device of ammonia in the recovery ammoniacal copper solution scrubbing generated gas according to claim 1 is characterized in that, the device of ammonia also comprises the outer tube that connects desulfurization workshop section in the described recovery ammoniacal copper solution scrubbing generated gas, and described outer tube is connected with the described ammoniacal liquor outlet of sending aqua ammonia pump outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220378516 CN202687993U (en) | 2012-08-01 | 2012-08-01 | Device for recovering ammonia in copper wash resurgent gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220378516 CN202687993U (en) | 2012-08-01 | 2012-08-01 | Device for recovering ammonia in copper wash resurgent gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202687993U true CN202687993U (en) | 2013-01-23 |
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ID=47543641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220378516 Withdrawn - After Issue CN202687993U (en) | 2012-08-01 | 2012-08-01 | Device for recovering ammonia in copper wash resurgent gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202687993U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104229830A (en) * | 2013-06-24 | 2014-12-24 | 湖南宜化化工有限责任公司 | Method for recovering regeneration gas of synthetic ammonia |
| CN107585816A (en) * | 2017-09-30 | 2018-01-16 | 江苏迈克化工机械有限公司 | A kind of low-concentration ammonia-nitrogen removes equipment |
-
2012
- 2012-08-01 CN CN 201220378516 patent/CN202687993U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104229830A (en) * | 2013-06-24 | 2014-12-24 | 湖南宜化化工有限责任公司 | Method for recovering regeneration gas of synthetic ammonia |
| CN104229830B (en) * | 2013-06-24 | 2017-04-12 | 湖南宜化化工有限责任公司 | Method for recovering regeneration gas of synthetic ammonia |
| CN107585816A (en) * | 2017-09-30 | 2018-01-16 | 江苏迈克化工机械有限公司 | A kind of low-concentration ammonia-nitrogen removes equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130123 Effective date of abandoning: 20160918 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |