6.25-meter coke oven heating system

The heating regime for 6.25-meter ramming coke ovens is determined based on the specific turnover time and the operating conditions of the oven. Due to the different operating standards and equipment conditions of various steel mills, the recommended heating schedules may vary. Generally speaking, under different turnover times, parameters such as gas pressure, flow rate, damper opening degree, and flue suction must be adjusted appropriately to ensure that the coke oven achieves an optimal heating effect and efficiency in the carbonization of coking coal. Under normal conditions: - **Gas pressure**: The pressure at which gas enters the coke oven. Too high a value may cause local overheating, while too low a value can affect combustion efficiency. - **Gas flow rate **: The amount of gas that enters the coke oven. It needs to be adjusted according to the heating requirements of the coke oven and the characteristics of the coal type. - **Vent opening **: Adjusts the amount of air entering the coke oven, thereby affecting the degree of complete combustion and thermal efficiency. - **Flue draft **: The force with which smoke flows within the coke oven flues. Appropriate suction facilitates the emission of smoke gases and the transfer of heat. These parameters need to be adjusted by coking plant workers according to actual conditions. For example, in cases where the turnaround time is short (such as 26 or 27 hours), a higher gas flow rate and pressure, along with corresponding damper openings and flue suction, may be required to ensure that the coal briquettes can undergo carbonization within the limited time available. When the cycle time is longer (such as 40 hours), these parameters can be appropriately reduced to avoid overheating and energy waste. To ensure the optimal heating strategy, the settings for these parameters are typically determined through computer simulations, historical data analysis, and the experience of coking plant workers. If specific values are required, it is usually necessary to consult the steel plant’s operation manual or seek advice from a coking process engineer. Therefore, specific values are not provided here mainly because the operating conditions and requirements for coke ovens vary from place to place and need to be determined based on specific circumstances. .