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  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    Johannesburg, South Africa

    16th International Conference of the

    TOC Practitioners Alliance - TOCPAwww.tocpractice.com

    The Critical Conflicts of Efficiency

    measurements and TOC in Mining

    Katlego Mabote, TOC Optimization ManagerSouth Africa Lonmin23th April 2015

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    Katlego Mabote Resume

    2015/07/17

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    Critical Conflicts in Application of TOC in MiningCritical Conflicts in Application of TOC in MiningCritical Conflicts in Application of TOC in MiningCritical Conflicts in Application of TOC in Mining

    Conversations to be Outlined Conversations to be Outlined Conversations to be Outlined Conversations to be Outlined

    2015/07/17

    3 Focus Areas of the Topic 3 Focus Areas of the Topic 3 Focus Areas of the Topic 3 Focus Areas of the Topic

    Efficiency Measurements in ApplicationEfficiency Measurements in ApplicationEfficiency Measurements in ApplicationEfficiency Measurements in Application

    TOC approach to ChangeTOC approach to ChangeTOC approach to ChangeTOC approach to Change

    Mindset required for ChangeMindset required for ChangeMindset required for ChangeMindset required for Change

    What are the Critical ConflictsWhat are the Critical ConflictsWhat are the Critical ConflictsWhat are the Critical Conflicts What to Change to What to Change to What to Change to What to Change to

    Variability to Remove W Variability to Remove W Variability to Remove W Variability to Remove W Effect AnalysisEffect AnalysisEffect AnalysisEffect Analysis

    Investing in TOC as a strategic approach to identify bottlenecks and sustainable leadership to ensure Investing in TOC as a strategic approach to identify bottlenecks and sustainable leadership to ensure Investing in TOC as a strategic approach to identify bottlenecks and sustainable leadership to ensure Investing in TOC as a strategic approach to identify bottlenecks and sustainable leadership to ensure profitable future and excellence, How Lonmin is investing in TOC and the results Lonmin is achieving profitable future and excellence, How Lonmin is investing in TOC and the results Lonmin is achieving profitable future and excellence, How Lonmin is investing in TOC and the results Lonmin is achieving profitable future and excellence, How Lonmin is investing in TOC and the results Lonmin is achieving

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    Questions we Answer

    4

    Shaft Revenue Potential

    4 Year Tons performance-Trend Graph

    MO s Picture View History

    Project Initial Bottleneck Identified Flow Model

    Project Initial Bottleneck Identified Management`s View

    Project Initial Bottleneck Identified Supervisor`s View

    Project Saffy Outstanding Project 2015

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    Revenue Potential: 4BShaft

    4B Shaft83 Panels

    R 21 m per day

    Section 1Panels

    Section 2Panels

    Section 5Panels

    Section 4Panels

    Section 3Panels

    Crew Salary: R250 000 per monthTotal Crew Salaries: R24m per month

    Material Costs:

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    Total Shaft Where we where? Performance

    6

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    7

    MO Section 41 Johan Kemp

    History Tons Trend Action Plan Potential Revenue

    Underground Stores

    Half Level Bottleneck

    Development

    1,6

    Million/Day

    TOP Bottlenecks

    Level 7

    Level 6Level 6

    Level 7

    230t 230t

    230t230t

    Belt Tips

    DevelopmentConstraint on 6,7?

    Blast on MeshNo Panels

    Fault

    Belt Tips

    MO Section 41

    UG2

    1. Development

    2. Blast on Mesh

    3. No Panels

    Task By Who By

    When

    Panels to be Panels to be

    Blasted

    10

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    2015/07/17

    Unpacking the Flow Model

    Management View

    ROWLAND SHAFTTOC Operational Flow Model

    2013-03-18

    Call:Reef: 190 000t/m, 8000 t/dAIM for: 9500t/dWaste: 1000t/d

    26 level

    28

    29

    30

    24

    2322

    21

    22

    20

    1918

    17

    3x250t

    1600t

    8000t

    Production Crews:69 Panels in Mer & UG2

    5 White areas

    Reef and Waste ore passes 100t - 200t

    3 hours flow

    Flow / HLReef : 500-800t/dWaste: 75-100t/d

    1,2 km

    Chair Lift600 people /h

    Gondola40-50 Cars/d

    Cross Tramming:3x locos, 63t / span

    200t in 40 min, 300t/h

    Skip: 25tReef 600t/h

    Waste 480t/h

    Cage:180 people

    14 min cycle to 26 level

    (Increase to 230)

    Decline belt1200t/h

    Buffer Store per H/L:Agreed l ist, Including Winches

    Stock for 4-5 daysReplenished by Logistics,

    2x per weekEngineering Spares

    Well Managed

    Optimised Half Level: 5 Production crews (each producing550m2 Mer, 540m2 UG2, Reef 14000t/m-800t/d 5 Reef raise crews, 3 Raises holed. One Flat end & Travelling way crew(producing 35m/m, 1500t/m). Flat end5 raises ahead of raise crews,

    16

    Shaft Schedule

    SUBORDINATION Projects:1. Face Time2. Compressed Air Column3. Labour Unavailable4. Drop Raising (Longer term)5. Relationships (Strategic)6. ATM & Kiosk7. Grout infrastructure8. Material Supply Logistics

    Ventilation Zones:

    PlantStockPile IDENTIFIED CONSTRAINT

    Vertical & Decline Shaft System - Men & Material

    GroutPlant

    SupportPumping

    Drop RaiseConstraint

    SlusherProgress

    Constraint

    EngineeringWorkshop per

    Level

    EXPLOITATION1. Shaft Schedule2. Additional Chairs on Chair Lift3. Extra Deck on Mary-Anne4. Centralised Blasting5. Man Carriages on 16, 17, 18 Levels

    31

    Cyclone Plant?

    HL Store

    Main Stores

    GuaranteedAvailabil ity

    Shaft Store1-2 Weeks

    1,3

    km

    3,3 km

    15E 1,0 km

    5 R a is e L in e s S t o p in g 3 R ais e sH o l e d5 R ais e s in

    D e ve lo p m e n t D ro p R a ise T ra ve l W a yF la t E n d

    R e e f

    Wa s t e

    Bo x

    Pr o du c t io n T o n s R a ise T o ns Wa s t e T o n s

    D R Bl as t

    D R D r i l l

    25

    2627

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    9

    Unpacking the Flow Model

    Shift Boss s` View

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    2015/07/17

    Defining the Current Structure and leadership model Defining the Current Structure and leadership model Defining the Current Structure and leadership model Defining the Current Structure and leadership model

    Definition TOC within : Improving Capacity and Scope of making more money and Definition TOC within : Improving Capacity and Scope of making more money and Definition TOC within : Improving Capacity and Scope of making more money and Definition TOC within : Improving Capacity and Scope of making more money and creating an enabling environment creating an enabling environment creating an enabling environment creating an enabling environment

    REFRAMING REFRAMING REFRAMING REFRAMING

    Local Efficiency & Cost World Local Efficiency & Cost World Local Efficiency & Cost World Local Efficiency & Cost World Frameworks towards a Frameworks towards a Frameworks towards a Frameworks towards a

    Production Flow Production Flow Production Flow Production Flow

    FrameworkFrameworkFrameworkFramework

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    2015/07/17

    Defining the Concept of The WAR ROOM

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    12

    0

    50,000

    100,000

    150,000

    200,000

    250,000

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    3

    Rowland Shaft Total Tons

    Tons

    6M mov ave

    Linear (Tons)

    W Effect on the Revenue loss is estimated @ 30% of the 200 000

    tons amounting 6 Million /month and cumulative Year by Year

    Variation

    to Big

    Indication of the world of efficiency, World less for More and the

    World of WHY Approach

    NOW

    Then

    Six Sigma and Lean Interventions The World of efficiency

    Recession time

    During recession time the world ask business to find new answer to Production, cost

    savings and re engineering and apply the concept of less for More.

    Lets Unpack

    The TOC Change and the Results

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    TOC the Clear Results ROI

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    14

    The Results- Comparison

    The Results- Comparison1. Low Variability

    2. Upward trend

    3. Movement from Non performance to performance

    4. A profit Game

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    2015/07/17

    The Conflict NO 1A (The We and US)

    Local vs Global

    Definition TOC within : Improving Capacity and Scope of making more money and Definition TOC within : Improving Capacity and Scope of making more money and Definition TOC within : Improving Capacity and Scope of making more money and Definition TOC within : Improving Capacity and Scope of making more money and creating an enabling environment creating an enabling environment creating an enabling environment creating an enabling environment

    REFRAMING REFRAMING REFRAMING REFRAMING

    How to rescue business leadership from the recession time and begin to How to rescue business leadership from the recession time and begin to How to rescue business leadership from the recession time and begin to How to rescue business leadership from the recession time and begin to

    think like business Man not Victims of recession more so Like business think like business Man not Victims of recession more so Like business think like business Man not Victims of recession more so Like business think like business Man not Victims of recession more so Like business

    Victors Victors Victors Victors

    Parent to Child Conversation

    rather Parent to Parent The World of the We

    and Us

    The world of Rule and Order

    The world SOP

    Visible

    Invisible to Management

    The World of I

    think and you

    DO

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    2015/07/17

    The Conflict NO 1B (No Young Executive Mind-set

    Fixed vs Change World )

    Levels of

    Work

    VS

    50

    years

    Years

    35

    years

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    17

    10 10 10 10 10 10

    A B C D E F D E FA B C

    16 15 14 13 1210

    STOP START / DO

    Manage EFFICIENCYManage EFFICIENCYManage EFFICIENCYManage EFFICIENCY Manage FLOW Manage FLOW Manage FLOW Manage FLOW

    Control EverythingControl EverythingControl EverythingControl Everything Control Leverage PointsControl Leverage PointsControl Leverage PointsControl Leverage Points

    Manage SilosManage SilosManage SilosManage Silos Flow of the System as a Flow of the System as a Flow of the System as a Flow of the System as a WholeWholeWholeWhole

    Manage by Budget Manage by Budget Manage by Budget Manage by Budget Manage the Constraint(s)Manage the Constraint(s)Manage the Constraint(s)Manage the Constraint(s)

    Individual KPIsIndividual KPIsIndividual KPIsIndividual KPIs Buffer ManagementBuffer ManagementBuffer ManagementBuffer Management

    Cost world (Input control)Cost world (Input control)Cost world (Input control)Cost world (Input control) Throughput world (Lost Throughput world (Lost Throughput world (Lost Throughput world (Lost revenue)revenue)revenue)revenue)

    Management by NumbersManagement by NumbersManagement by NumbersManagement by Numbers Management by Means Management by Means Management by Means Management by Means (What)(What)(What)(What)

    People just work for a People just work for a People just work for a People just work for a salary and must be salary and must be salary and must be salary and must be controlled controlled controlled controlled (Efficiency driven)(Efficiency driven)(Efficiency driven)(Efficiency driven)

    People are intelligent People are intelligent People are intelligent People are intelligent

    and want to performand want to performand want to performand want to perform

    (Leadership, Care & Growth)(Leadership, Care & Growth)(Leadership, Care & Growth)(Leadership, Care & Growth)

    Low morale and spiritLow morale and spiritLow morale and spiritLow morale and spirit Positive and enthusiasticPositive and enthusiasticPositive and enthusiasticPositive and enthusiasticculture culture culture culture

    The Conflict NO 2 (The World of what to thinkThe Conflict NO 2 (The World of what to thinkThe Conflict NO 2 (The World of what to thinkThe Conflict NO 2 (The World of what to think

    Not How to think) The World of Produce to Stock not by OrderNot How to think) The World of Produce to Stock not by OrderNot How to think) The World of Produce to Stock not by OrderNot How to think) The World of Produce to Stock not by Order

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.comThe Conflict NO 3 ( The Lack of the Executive View) and Business Unusual

    East 3 4B

    Hossy Saffy

    The 10 10 Chain Balanced Capacity Production Design

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    2015/07/17

    The Conflict N0 5( The Lack of Buffer

    management System)

    Production HL's

    Chair LiftGondola

    Cross Tramming

    Skip

    Cage

    Decline belt

    Shaft Schedule

    GroutPlant

    SupportPumping

    5 R a is e L in e s S t op in g3

    Ra i s e sHo led

    5 R a is e s i nDe v e l o pm e n t

    D r op R a is e T r a v e l W a y F la t E nd

    Re e f

    W as t e

    B o x

    P r o d u c t io n T o n s Ra is e T o n sW as te T on s

    D R B l as t

    DR D r il l

    PlantStockPile

    Main Stores

    Shaft Store

    10 10 10 1010 10

    TOC principles non existences

    1. No Buffer management system

    2. No concept of the War Room

    3. Primary and Secondary Chain

    not designed for TOC

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

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    NON PERFORMING ZONE

    Shafts Achieving 60 % of the Budgets

    The Conflict NO 6 ( The Finance reporting vs Revenue Calculation) The Language Sap system

    (Innovation is squeezed out)

    20

    PERFORMING ZONE

    Shafts Achieving 40% of the Budgets

    How the project trial was commissioned

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.comThe Conflict NO 7 (The W Effect Impact

    Principle Efficiency vs Through -Put)

    2015/07/17

    Buffer Management SystemBuffer Management SystemBuffer Management SystemBuffer Management System

    Performance against TOC (5 to 10) % above Plan Performance against TOC (5 to 10) % above Plan Performance against TOC (5 to 10) % above Plan Performance against TOC (5 to 10) % above Plan

    Buffer Management SystemBuffer Management SystemBuffer Management SystemBuffer Management System

    1.1.1.1. Engineering Buffer Engineering Buffer Engineering Buffer Engineering Buffer

    2.2.2.2. Material BufferMaterial BufferMaterial BufferMaterial Buffer

    3.3.3.3. People Buffer People Buffer People Buffer People Buffer

    W Effect Analysis October

    No Buffer

    2 Weeks Buffer

    Buffer

    September W effect

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    The Conflict NO 8 (The leadership dilemma)

    TRAINING FALLS VICTIM TO SHORT-TERM PRESSURES

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    2015/07/17

    Defining What needs to be Changed

    Defining What needs to be Changed

    1. Leadership Structure TOC enabling environment

    2. TOC Flow principles to be entrenched

    3. Promotion of Economic Business Competency

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    2015/07/17

    The ANSWER to the Solutions-Measurements

    1. Overall flow of tons

    2. Rate of the identified bottleneck

    3. Status of the primary buffers feeding the bottleneck and its effects on flow stability

    4. Status of the protective capacity

    5. Visibility of the systems reality & Changes

    6. Spirit / Vibe / Dynamics of the shaft

    7. Level of understanding of the TOC concepts

  • 16th International Conference of the TOC Practitioners Alliance - TOCPA

    www.tocpractice.com

    25

    The TOC is a Sustainable approach Moving Forward

    The Conclusion