Regulation and adjustment of COB No.7 heating system at EVRAZ ZSMK Coke Plant
In July 2022, OKOS team commenced the work of repeated regulation and adjustment of the heating system of the currently operating coke battery No.7 at the Coke Plant of Coal Preparation-Coke Making-Blast Furnace Department at EVRAZ ZSMK.
The objective is to achieve the parameters of the COB heating mode to comply with the Russian Rules for Technical Operation of Coke-Making & By-Product Plants (PTE KHP-2016). Within this work scope, OKOS specialists will handle the following activities:
1. Technical survey/inspection, taking the necessary instrumental measurements to record the initial performance parameters of the coke oven battery, - and
2. Proper adjustments and regulations, including the requisite measurements, replacement of gas regulating washers, cleaning of gas supply fittings and oven sole ducts, burning through the gas riser ducts to restore their free-flow capacity, and other related activities.
Background of the COB:
Battery No.7 is of GIPROKOKS design, with twin vertical flues, waste heat recirculation and underfiring type; volume of a coking chamber is 41.3 m3. COB annual output capacity 930 thou. tons of coke (gross). The battery consists of 65 Nos. 7m high ovens. The battery was commissioned in 1989.