T/CXCY 0019-2025 Technical specifications for adjustment of process parameters of aluminum electrolytic cells

Scope

Preface II 1 Scope 1 2 Normative Reference Documents 1 3 Terms and Definitions 1 4 Roasting and Start-up Process of Aluminum Electrolytic Cells 1 5 Management During Abnormal Operation 5.1 Cell Voltage Management 1 5.2 Management of Other Technical Parameters 2 5.3 Aluminum Casting Management 2 5.4 NB Setting and Discharge Quantity Control 3 6 Management During Normal Operation 6.1 Technical Parameter Control Standards During Normal Operation 3 6.2 Basic Principles and Adjustment Standards for Technical Parameters 3 6.3 Technical Control Model 5 6.4 Health Evaluation Model 8 Appendix A (Normative) Roasting Log 17 A.1 Record Sheet for Anode Lift Amount 17 A.2 Record Sheet for Cradle Frame Lift Amount 17 A.3 Record Sheet for Cathode Current Distribution 18 A.4 Record Sheet for Raw Material Addition (Including Furnace Loading) and Main Parameters 18 A.5 Cell Voltage Record Sheet for the First to Fifth Days 19 A.6 Anode Current Distribution Record Sheet for the First to Fifth Days 19 A.7 Inner Cell Temperature Record Sheet for the First to Fifth Days (Day Shift) 20 A.8 Record Sheet for Anode Lift Situation from the Sixth Day to Start-up 20 A.9 Anode Current Distribution Table after Anode Lift Amount Greater than 4 cm 21 A.10 Overview of Start-up Situation 21 A.11 Manual Voltage Reduction Record Sheet before Aluminum Casting 21 A.12 Cathode Current Distribution Record Sheet for the Sixth Day 22 A.13 Use of Total Raw and Auxiliary Materials 22 A.14 Overview of Aluminum Casting Situation 22 A.15 Manual Voltage Control Record Sheet after Aluminum Casting 23 References 25

Development Information

Related Standards