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【Q&A Question 067】2017.03.08

2017-03-08View Original

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This post was last edited by 955559 on 2017-7-21 22:20. [Q&A Question No. 067] 2017.03.08: What should be taken into consideration when changing the injection point? The reference answers will be visible after responding; points are awarded by identifying the key points. (Unless otherwise specified, all questions and answers are based on hydrogenation units.) ) When the injection point changes, the inlet temperature of the reactor effluent air cooler will change, and the outlet temperature of the same cooler will also experience instantaneous variations; therefore, it is necessary to closely monitor and adjust the operation of the heating furnace to prevent production fluctuations caused by excessive changes in load. 2017 Q&A Summary Thread (updates have begun) http://bbs.hcbbs.com/thread-1657793-1-1.html 2017 Daily Question Summary Thread (updates have begun) http://bbs.hcbbs.com/thread-1657794-1-1.html 2016 Q&A Summary Thread (updates completed) http://bbs.hcbbs.com/thread-1597792-1-1.html Third Phase of Haichuan’s Outstanding Management Members Selection Contest http://bbs.hcbbs.com/thread-1655902-1-1.html (Source: Haichuan Chemicals Forum)
Reply #22017-03-08
When the water injection point is changed, the inlet temperature of the reactor effluent air cooler will change, and the outlet temperature of this air cooler will also experience instantaneous changes. Therefore, it is necessary to pay close attention and adjust the operation of the heating furnace to prevent production fluctuations caused by excessive changes in load
Reply #32017-03-08
When the water injection point is changed, the inlet temperature of the reactor effluent air cooler will change, and the outlet temperature of the same cooler will also experience instantaneous changes. Therefore, it is necessary to pay close attention and adjust the operation of the heating furnace to prevent production fluctuations caused by excessive load changes in the furnace.
Reply #42017-03-08
When the water injection point is changed, the inlet temperature of the reactor effluent air cooler will change, and the outlet temperature of the same cooler will also experience instantaneous changes. Therefore, it is necessary to pay close attention and adjust the operation of the heating furnace to prevent production fluctuations caused by excessive load changes in the furnace.
Reply #52017-03-08
When the water injection point is changed, the inlet temperature of the reactor effluent air cooler will change, and the outlet temperature of the same cooler will also experience instantaneous changes. Therefore, it is necessary to pay close attention and adjust the operation of the heating furnace to prevent production fluctuations caused by excessive load changes in the furnace.
Reply #62017-03-08
When the water injection point is changed, the inlet temperature of the reactor effluent air cooler will change, and the outlet temperature of the same cooler will also experience instantaneous changes. Therefore, it is necessary to pay close attention and adjust the operation of the heating furnace to prevent production fluctuations caused by excessive load changes in the furnace.
Reply #72017-03-08
It is necessary to pay close attention to and adjust the operation of the heating furnace to prevent production fluctuations caused by excessive changes in load
Reply #82017-03-08
When the water injection point is changed, the inlet temperature of the reactor effluent air cooler will change, and the outlet temperature of the same cooler will also experience instantaneous changes. Therefore, it is necessary to pay close attention and adjust the operation of the heating furnace to prevent production fluctuations caused by excessive load changes in the furnace.
Reply #92017-03-08
When the water injection point is changed, the inlet temperature of the reactor effluent air cooler will change, and the outlet temperature of the same cooler will also experience instantaneous changes. Therefore, it is necessary to pay close attention and adjust the operation of the heating furnace to prevent production fluctuations caused by excessive load changes in the furnace.
Reply #102017-03-08
Pay attention to changes in the heat exchanger temperature! Prevent fluctuations in water injection volume during switching!

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