On March the 15^th , Hangzhou Hangyang Co., ltd. has set of Shenhua Ningxia coal group,  with annual capacity of 4 million tons/year indirect coal liquefaction demonstration project two series 7 # 100000 grade large air separation devices first set of domestic air separation unit for output qualified product oxygen and nitrogen, confirmed by the online analysis, the oxygen purity is 99.6%, nitrogen purity 99.999%, the system runs stably, the air filter device the indicators meet the design requirements.

At 3:00 pm, In the hall of Shenhuaning coal central control room“.Shenhua ning coal oil project hangyang hundreds of air separation success out of oxygen” ceremony was held as scheduled, This marks that the advanced technology of hangzhou oxygen has entered the international ranks. It is an important milestone in the development history of China’s air separation, and also a significant successful example. During the ceremony, the CCTV program production team recorded the exciting moment.

According to the planning process of Ning coal project, the first set of No.7 air separation device of hangyang passes through the single test run of steam turbine, air compressor, filter, cooling purification, supercharger, expander etc. On March 15, the air separation cold box was started, the operating indexes were in good condition, and the qualified oxygen and nitrogen products were produced. The successful operation of the device marks that hangzhou oxygen has made a significant contribution to the construction of the largest domestic demonstration project of shenhuaining coal and coal chemical industry in the world, and has added a Chinese artifact to China’s major equipment field.