Abstract :This design mainly introduces the process of coke oven blast condensate section whose annual outcome is 500,000t According to the requirement,the technology process is selected and demonstrated.it discusses the material and heat equation the main equipments and pipes, meanwhile, the environmental protection and energy saving are analyzed. The design assumpt indirect cooling-direct cooling combined process. It consists of a design book,4 drawings made with autocad software, In the end it lists the reference material and endwords. The design book includes the description of coal gas preliminary cooling , the choice of the process, the calculation of the material equation and heat equation , the calculation and choice of the main equipments, the calculation and choice of the main pips, the environmental protection and energy saving. The drawings includes the flow sheet with controlled point, the main equipment drawing, the layout of main equipment .
Keywords:coal gas ; blast condensate ; preliminary cooling; design