Slide 1: Kibali Automation Technology Overview
Africa & Middle East Kibali Automation Technology Overview
Slide 2: Cautionary Statement on Forward-Looking Information
Cautionary Statement on Forward-Looking Information Certain information contained in this presentation, including any information as to Barrick’s strategy, plans, or future financial or operating performance, constitutes “forward-looking statements”. All statements, other than statements of historic
Slide 3: Where are we?
Where are we? Kibali 1 800 km Mombasa 1 950 km Dar es Salaam
Slide 4: Systems overview
Systems overview … Micro Grid PMS Grid Stabilizer (New) Underground Plant ALS (AutoMine Loading System) Floatstar & Leachstar MHS (Materials Handling System) MillScanner Newtrax (New) Online Particle Size Analyzer ( New)
Slide 5: Power Management System
Power Management System... BARRICK =
Slide 6: Kibali Micro Grid
Kibali Micro Grid… Electricity demand is approximately 40MW Three high speed generator banks (32MW). Thermal generation of power (diesel, high speed) costs $0.35/kWh Yearly average of $0.11/kWh is achieved thanks to the hybrid system using gensets and hydro Mine demand varies continuously by up to 4
Slide 7: Grid Stabilizer
Grid Stabilizer… At present The spinning reserve can be defined as a provision for cyclic loads of approx. 5.7MW from 1.5MW to 7.2MW, with a transient reverse power of 1MW This spinning reserve is currently assumed by diesel power of approx. 8x 3512B Caterpillar gensets running permanently at low lo
Slide 8: AutoMine Loading System
AutoMine Loading System… AutoMine (With Autonomous Loaders on Production Level) Designed to have Autonomous SANDVIK LHD 621 loaders (20tons capacity) with an ALS (AutoMine Loading System) The ALS Mission Control System is incorporated with below features: Traffic Management Auto-loading and tipping
Slide 9: Automine Controlroom
Automine Controlroom... BARRICK Sw. To |
Slide 10: UG Materials Handling System
UG Materials Handling System… Materials Handling System Crushing & Hoisting System AutoMine & MHS interface Data obtained from the ALS are interfaced with SCADA via an OPC interface. COB levels from SCADA are interfaced with ALS to manage the loading of the bins. All information is interfaced to ach
Slide 11: Newtrax
Newtrax… Objectives Optimise Kibali Underground Mining by using Wireless IoT (Internet of Things) to gather data, treat them and target the sectors of mining below: People (Evacuation, Proximity Detection, Tracking, Distress) Environment (Ground & Gas Monitoring, Pumps and Fan Control) Machines (Pro
Slide 12: Newtrax
N . ewtrax BARRICK = ] z 7G ow-L000.sf — N KIBALI UG LONG SECTION IETS)
Slide 13: MillScanner
MillScanner… The MillScanner is mounted on the Mill Shell and provides insights on what the conditions are inside the Mill Intensity: General indicator of Mill Loading conditions. This parameter helps improve liner life by managing the load Volume: Model setup to determine real time ball charge in e
Slide 14: Floatstar
Floatstar… Flotation Recovery Improved recovery from 94.6% to 97.9% in 2019 Improved flotation stability and performance Mass pull controlled based on setpoint (Air and level of cells adjusted to reach mass pull setpoint)
Slide 15: Leachstar
Leachstar… Cyanoprobe Measures ‘free’ and WAD cyanide Measurement principle is based on the electrochemical amperometry Fast analysis time – 3 to 5 minutes Leachstar Controls CN flow rate in the pumpcell circuit Uses CN concentration from Cyanoprobe and slurry feed rate to determine CN flow required
Slide 16: On-Line Particle Size Analyzer (UFG Product)
On-Line Particle Size Analyzer (UFG Product)… New project – to be commissioned in May 2020 To be placed on UFG product stream Measurement principle is ultrasound Real-time data of product grind Calibration done remotely 2 times per year Mastersizer used currently – results only available after 1 hou
Slide 17: Thank You
BARRICK THANK YOU