Coal gasification sampling system

The utility model relates to the technical field of coal chemical gasification, and discloses a coal gasification sampling system which is characterized by comprising a synthesis gas sampling unit, a synthesis gas pretreatment unit and a subsequent treatment unit which are connected in sequence, wherein the synthesis gas pretreatment unit comprises a heat exchanger, a filter and a cooling separation device which are connected in sequence; wherein the subsequent treatment unit comprises an online analysis device, a sampling device and a tail gas emission device. According to the coal gasification sampling system, the off-line analysis system and the on-line instrument system are combined into one system and share one sampling unit and one preprocessing unit, and the system has the advantages that the cost is reduced, the data measurement accuracy is improved, and the safety is improved. 本实用新型涉及煤化工气化的技术领域，公开了一种煤气化采样系统，其特征在于，所述系统包括依次连接的合成气取样单元、合成气预处理单元和后续处理单元；其中，所述合成气预处理单元包括依次连接的换热器、过滤器、冷却分离装置；其中，所述后续处理单元包括在线分析装