Methanol synthesis recycle gas separation liquid recovery device

The utility model discloses a methanol synthesis circulating gas separation liquid recovery device which comprises a circulating gas separation liquid discharge pipeline (1) and is characterized in that a recovery pipeline (2) is additionally arranged on the circulating gas separation liquid discharge pipeline (1); the recovery pipeline (2) is communicated with a rectification process methanol underground tank (5), and the rectification process methanol underground tank (5) is communicated with a rectification system pipeline (8); the circulating gas separation liquid is conveyed to the rectification process methanol underground tank (5) and then is conveyed and returned to the rectification system pipeline (8) for treatment, so that the purposes of recovering methanol components, reducing effective product waste and improving methanol yield are achieved. 本实用新型公开了一种甲醇合成循环气分离液回收装置，包括，循环气分离液外排管线(1)，其特征是，在该循环气分离液外排管线(1)上还增设有回收管线(2)；该回收管线(2)与精馏工序甲醇地下槽(5)连通，该精馏工序甲醇地下槽(5)与精馏系统管线(8)连通；实现将循环气分离液送至精馏工序甲醇地下槽(5)后，再输送并返回