An Absorbent for Efficiently Removing Organic Sulfur in Acidic Mixed Gas
A technology of absorbent and mixed gas, which is applied to gas treatment, separation methods, and separation of dispersed particles. It can solve the problems of high total consumption index, lengthy process, and large investment, and achieve small circulation, low energy consumption, and acid gas The effect of heavy load
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Embodiment 1
[0018] Composition of raw material gas to be treated: hydrogen sulfide ~8% (mol), carbon dioxide ~7% (mol), methyl mercaptan ~400mg / Nm 3 , carbonyl sulfide~500mg / Nm 3 , The absorbent circulation is 5L / h.
[0019] The absorbent adopts formula 1#.
[0020] The absorption pressure in this implementation case is 4.0MPa, and the composition of the purified gas after treatment is as follows:
[0021]
Embodiment 2
[0023] Composition of raw material gas to be treated: hydrogen sulfide ~8% (mol), carbon dioxide ~7% (mol), methyl mercaptan ~400mg / Nm 3 , carbonyl sulfide~500mg / Nm 3 , The absorbent circulation is 5L / h.
[0024] The absorbent adopts formula 2#
[0025] The absorption pressure in this implementation case is 4.0MPa, and the composition of the purified gas after treatment is as follows:
[0026]
Embodiment 3
[0028] Composition of raw material gas to be treated: hydrogen sulfide ~8% (mol), carbon dioxide ~7% (mol), methyl mercaptan ~400mg / Nm 3 , carbonyl sulfide~500mg / Nm 3 , The absorbent circulation is 5L / h.
[0029] The absorbent adopts formula 3#.
[0030] The absorption pressure in this implementation case is 8.1MPa, and the composition of the purified gas after treatment is as follows:
[0031]
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