Grupo Mexico ESDE III Project Case study
Transcription
Grupo Mexico ESDE III Project Case study
© Luis Olvera 1 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Buenavista del Cobre, ESDE III Project Case study Robin Lindahl Capital Markets Day 2014 Contents 1 Customer facts & figures 2 Value chain of copper 3 Key design criteria and challenges 4 Value of Outotec solution 5 Case ESDE III - Timeline 6 Photos 7 Present status 3 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Customer facts & figures • Grupo Mexico • • • • Listed in Bolsa Mexicana Mining, Transport, Infrastructure ~ USD 10 B turnover, 2013 ~ 43% EBITDA Margin • Southern Copper Corporation • Operates in Mexico, USA and Peru • Owned 80% by Grupo Mexico • Buenavista del Cobre • Town of Cananea • Copper mining started in 1899 • One of the largest copper deposits in the world • Outotec track record for Grupo Mexico • Buenavista; Concentrator technology 1980’s, 90’s, 2000’s, 2010’s • La Caridad, Flash Smelting Furnace, 1986, Modernization and Upgrade on 2013 • Cuajone & Toquepala, Peru; Concentrator technology 1990’s, 2000’s • Tia Maria project, Peru; SX-EW technology, 2008 (suspended in 2010) 4 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study 1 Customer facts & figures Buenavista Mine, Concentrator & Hydromet Plant La Caridad Mine, Concentrator & Smelter 5 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Value chain of copper from Buenavista del Buenavista del Cobre La Caridad Smelter Cobre Concentrator (Pyrometallurgy) Crushing & Grinding Sulfidic Copper ore >0.38% Cu Dewatering Refining ~190,000 TPA Cathode Copper Flash Smelting Flotation Buenavista del Cobre Hydromet Plants Solvent Extraction (SX) Electrowinning (EW) Open pit mine Concentrate 2 ESDE I plant SX 960 m3/h EW ~11,000 TPA Cathode Copper ESDE II plant Oxidic Copper ore 0.25…0.38 % Cu Heap Leaching 6 Dec 4 SX 3300 m3/h EW ~44,000 TPA Cathode Copper ESDE III PROJECT (2014) Crushing © Outotec – All rights reserved PLS SX > 11 000 m3/h Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study EW 120,000 TPA Cathode Copper Key design criteria and challenges Customer challenges Outotec solution • World’s largest Solvent Extraction plant by PLS feed rate (PLS = Pregnant Leach Solution) > 11,000 m3/hour > 3,000 liters per second • VSF Solvent Extraction and Electrowinning references from world’s largest operations to date • Outotec Performance Guarantees and track record • High level of impurities in the feed leading to crud build-up • Deep settler design enables more sensitive control to minimize impact of impurities • Knowhow in SX-EW process & plant design for a wide range of applications • Iron, Aluminum • Solid particles • Fulvic Acid 7 © Outotec – All rights reserved • Total Project Capital cost USD 440 M • Use of VSF SX & EW equipment from the suspended Tia Maria project (valued ~USD 90 M) plus complementary Engineering, Equipment and Site Services ~USD 40 M • Bring Buenavista del Cobre back on growth track; time to First Copper as soon as possible • Reduction of project time up to 6 months by re-using Tia Maria designs and equipment Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study 3 Value of Outotec VSF™ SX and EW technology 4 • Outotec VSF Solvent Extraction; • CAPEX - Reduction of footprint up to 50% compared to Conventional technology - 40% smaller first organic fill • OPEX - Better design leading to minimized losses of organic fluid - More flexibility to operate under difficult conditions (crud) due to deep settler design Conventional SX • Outotec Electrowinning technology • CAPEX - Smaller & simpler plant • OPEX - Lower energy consumption through design - Safety due to fully automated cathode harvesting and stripping Outotec ® VSF SX 8 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study ESDE III project, Outotec involvement 9 © Outotec – All rights reserved Dec 4 1994 First VSF Pilot scale tests at site 1999 Testing Outotec VSF Spirok® Mixer in full scale at site 2010 Tia Maria project halted in Peru Equipment stored in 7 countries December 2011 Decision to invest in ESDE III January - February 2012 Letter of Award to Outotec, Kick-off meeting April 2012 Supply Agreements signed January 2013 First Equipment delivered at Site. Site Advisory Services started September 2013 Last Equipment delivered at Site May 2014 Mechanical Completion Train 1 June 2014 First Copper harvested and sold from Train 1 ( in 30 days) August 2014 Mechanical completion Train 2 September 2014 Mechanical completion Train 3 November 25th, 2014 Performance test passed Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study 5 State-of-the art engineering tools used • Equipment 3D design • Dassault Systemes SolidWorks • Autodesk Inventor • Product Data Management platform • Dassault Systemes Enovia • Plant 3D design © Outotec • Bentley Microstation • Aveva PDMS • Document Management platform • Blue Cielo Meridian © Outotec 10 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Outotec VSF™ solvent extraction Settlers with DDG® fences Spirok® Mixers DOP® Pump © Outotec 11 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Outotec® Electrowinning EW Cells Cranes off-loading EW Cells Cathodes Stripping © Outotec 12 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Outotec VSF™ SX trains 1, 2 & 3 6 DOP Pumps & Spirok Mixers Rich Electrolyte to Electrowinning Settlers Electrowinning Building PLS (Pregnant Leach Solution) FEED © Outotec 13 © Outotec – All rights reserved Dec 4 Two SX ”trains” from Tia Maria, one SX train new delivery. All identical Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study • • From Heap Leaching > 11 000 m3 / hour, split into three trains Outotec VSF™ solvent extraction • DOP Pumps and Spirok Mixers • All tanks and pipes Fiber Reinforced Plastics (”Fibreglass”) • Agitators specialty steel • Optimum balance between corrosion resistance and cost. © Outotec • Safety features • Firefighting systems (red pipes) • Washing stations • Escape routes © Luis Olvera 14 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Outotec® Electrowinning • 270 Electrowinning Cells • Each Cell with • 81 Cathodes • 82 Anodes • Total ~ 22,000 Cathodes and Anodes © Outotec • Two Automated Cranes • Acid Mist Capturing System (”hoods”) • Voltage: 300 Volts • Current: 45,000 Amperes © Luis Olvera 15 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Automated crane and cathode handling • Cathode quality regulated by LME (London Metals Exchange) • Rejects will need to be sent to Smelting, cannot be treated on site Buenavista • Cathode harvesting every 6 days per cell • 45 cells per day harvested © Luis Olvera • 11 hours harvesting period • ~4 cells per hour harvested • Cathode removal and Stripping fully automatic © Luis Olvera 16 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Process Guarantee test results – Nov 2014 17 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study 7 Status • Project is on-time and on-budget • First copper was immediately sold – quality target reached in record time • Performance Guarantee tests passed in November • Site advisory services and training finishing • Spare part inventory services starting • Additional services available through local Service Center in Mexico • Customer is satisfied with Outotec performance 18 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study Thank you! © Luis Olvera 20 © Outotec – All rights reserved Dec 4 Outotec CMD 2014: Buenavista del Cobre, ESDE III Project Case study