The Development and Operation of Coke Dry Quenching with Double Flues

Abstract

A latest CDQ has been installed at No. 4 coke oven in Fukuyama Works.
CDQ in Fukuyama has been designed on the basis of the operational experience gained over the years at Keihin Works. It is an effective facility which has a production rate of 110 t per h and incorporates with developed equipments such as a multi-stage flue, a rotating coke bucket and a multi-function turbine. The commercial operation was started in February, 1986. Since then, this CDQ facility has been operating successfully and contributing to energy savings in Fukuyama Works.