Stacker upgrading.
Within the 3rd quarter of the year of 2023 the «ASC» engineers performed the building and construction and commissioning works as part of the project on «Upgrading of stacker No.1 for coal handling complex of general transshipment terminal of UGMK holding group».
The works conducted involved replacing of cabinet-type electric equipment of the stacker transfer and boom swing drives and providing redundancy in frequency converters. Cable tracks were updated too to improve operational reliability of equipment. The control system for stacker No.1 was replaced as well. This involved «Siemens» equipment changing from series S7-300 to series S-1500 and a new operator panel with TIA-portal software. The software for data exchange of a new controller of stacker No.1 with existent APCS management system based on PCS-7 software was updated.
The entire scope of building and construction and commissioning works was performed within 2 weeks when the stacker was stopped for major repairs; no critical remarks have been made concerning operation of the control system that was upgraded.