Purification Technology Edition Daily Question (Short Answer) [2018-2-9]
Thread Content
How to adjust when the hydrogen sulfide-enriched gas concentration is low? (1) Check the nitrogen level in the gas and increase the flow rate as appropriate ； (2) Check the flow rate in the hydrogen sulfide concentration pipeline, and increase the circulation volume as appropriate ； (3) Check the thermal regeneration status and increase the temperature of the thermal regeneration tower ； (4) The pressure in the secondary flash section can be appropriately reduced ； (5) Increase the system temperature appropriately while ensuring product quality.
(1) Check the nitrogen level in the gas and increase the flow rate as appropriate； (2) Check the flow rate in the hydrogen sulfide concentration pipeline, and increase the circulation volume as appropriate ； (3) Check the thermal regeneration status and increase the temperature of the thermal regeneration tower ； (4) The pressure in the secondary flash section can be appropriately reduced ； (5) Increase the system temperature appropriately while ensuring product quality.
1. Check the nitrogen level in the gas and increase the flow rate as appropriate. 2. Check the flow rate in the hydrogen sulfide concentration pipeline and increase the circulation volume accordingly. 3. Examine the distillation conditions of K005 and raise the temperature of TI084. 4. The pressure in the other flash section can be reduced slightly. 5. Increase the system temperature appropriately, provided that product quality is maintained.
(1) Check the nitrogen level in the gas and increase the flow rate as appropriate； (2) Check the flow rate in the hydrogen sulfide concentration pipeline, and increase the circulation volume as appropriate ； (3) Check the thermal regeneration status and increase the temperature of the thermal regeneration tower ； (4) The pressure in the secondary flash section can be appropriately reduced ； (5) Increase the system temperature appropriately while ensuring product quality.
(1) Check the nitrogen level in the gas and increase the flow rate as appropriate； (2) Check the flow rate in the hydrogen sulfide concentration pipeline, and increase the circulation volume as appropriate ； (3) Check the thermal regeneration status and increase the temperature of the thermal regeneration tower ； (4) The pressure in the secondary flash section can be appropriately reduced ； (5) Increase the system temperature appropriately while ensuring product quality.
(1) Check the nitrogen level in the gas and increase the flow rate as appropriate； (2) Check the flow rate in the hydrogen sulfide concentration pipeline, and increase the circulation volume as appropriate ； (3) Check the thermal regeneration status and increase the temperature of the thermal regeneration tower ； (4) The pressure in the secondary flash section can be appropriately reduced ； (5) Increase the system temperature appropriately while ensuring product quality.
(1) Check the nitrogen level in the gas and increase the flow rate as appropriate； (2) Check the flow rate in the hydrogen sulfide concentration pipeline, and increase the circulation volume as appropriate ； (3) Check the thermal regeneration status and increase the temperature of the thermal regeneration tower ； (4) The pressure in the secondary flash section can be appropriately reduced ； (5) Increase the system temperature appropriately while ensuring product quality.
1. Check the nitrogen level in the gas and increase the flow rate as appropriate. 2. Check the flow rate in the hydrogen sulfide concentration pipeline and increase the circulation volume as necessary. 3. Examine the distillation conditions of K005 and raise the temperature of TI084. 4. The pressure in the other flash section can be reduced slightly. 5. Increase the system temperature appropriately, provided that product quality is maintained.
1. Check the nitrogen level in the gas and increase the flow rate as appropriate. 2. Check the flow rate in the hydrogen sulfide concentration pipeline and increase the circulation volume accordingly. 3. Examine the distillation conditions of K005 and raise the temperature of TI084. 4. The pressure in the other flash section can be reduced slightly. 5. Increase the system temperature appropriately, provided that product quality is maintained.
(1) Check the nitrogen level in the gas and increase the flow rate as appropriate. (2) Check the flow rate in the hydrogen sulfide concentration pipeline and increase the circulation volume as appropriate. (3) Check the distillation conditions in E05 and increase the temperature of TI041. (4) The pressure in the flash section can be reduced appropriately. (5) Increase the system temperature to an appropriate level while ensuring product quality.
(1). Check the nitrogen amount in air lift and increase the flow rate appropriately； (2) Check the flow rate in the hydrogen sulfide concentration pipeline, and increase the amount of reflux gas as appropriate ； (3). Check the distillation conditions in the second stage of the thermal regeneration tower and increase the bottom temperature of the tower ； (4) The flash pressure in the first stage of the thermal regeneration tower can be appropriately reduced ； (5) Increase the system methanol temperature appropriately, provided that product quality is maintained.