prEN ISO 15663

SLOVENSKI STANDARD
oSIST prEN ISO 15663:2020
01-januar-2020
Petrokemična industrija ter industrija za predelavo nafte in zemeljskega plina -
Stroški življenjskega cikla (ISO/DIS 15663:2019)

Petroleum, petrochemical and natural gas industries - Life cycle costing (ISO/DIS

Industries du pétrole et du gaz naturel - Estimation des coûts globaux de production et

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

Industries du pétrole et du gaz naturel — Estimation des coûts globaux de production et de traitement

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Foreword ...................................................................................................................................................................... viii

Introduction.................................................................................................................................................................... ix

1 Scope .......................................................................................................................................................................... 1

2 Normative references .......................................................................................................................................... 1

3 Terms, definitions, symbols and abbreviated terms ................................................................................ 1

3.1 Terms and definitions .......................................................................................................................................... 1

3.2 Symbols ..................................................................................................................................................................... 7

3.3 Abbreviated terms ................................................................................................................................................ 7

4 Application ............................................................................................................................................................... 8

4.1 Users of this document ........................................................................................................................................ 8

4.2 Framework conditions ........................................................................................................................................ 8

4.3 Limitations ............................................................................................................................................................... 9

4.4 Benefits of life cycle costing ............................................................................................................................ 10

4.5 Life cycle costing within the life cycle phases .......................................................................................... 12

4.6 Life cycle costing subject matters ................................................................................................................. 13

4.7 Technology development ................................................................................................................................ 14

5 Management of life cycle costing .................................................................................................................. 15

5.1 General ................................................................................................................................................................... 15

5.2 Objectives for management of life cycle costing ..................................................................................... 16

5.3 Roles and responsibilities ............................................................................................................................... 17

5.4 Strategy and planning – life cycle costing management plan ............................................................. 17

5.4.1 Life cycle costing management plan ...................................................................................................... 17

5.4.2 Life cycle costing process........................................................................................................................... 18

5.5 Contractual strategies ....................................................................................................................................... 19

5.6 Assessment and feedback ................................................................................................................................ 19

5.7 Training and competence ................................................................................................................................ 20

6 Methodology ......................................................................................................................................................... 20

6.1 General ................................................................................................................................................................... 20

6.2 Step 1 — Scoping ................................................................................................................................................. 21

6.2.1 Objective .......................................................................................................................................................... 21

6.2.2 Define scope and measures ...................................................................................................................... 21

6.2.3 Identify potential options .......................................................................................................................... 23

6.2.4 Define options ................................................................................................................................................ 23

6.3 Step 2 — Cost drivers and data collection ................................................................................................. 24

6.3.1 Objective .......................................................................................................................................................... 24

6.3.2 Identify potential cost drivers ................................................................................................................. 24

6.3.3 Define cost elements ................................................................................................................................... 25

6.3.4 Identify and collect data ............................................................................................................................. 25

6.4 Step 3 — Modelling and analysis ................................................................................................................... 26

6.4.1 Objective .......................................................................................................................................................... 26

6.4.2 Develop model ............................................................................................................................................... 26

6.4.3 Analyse and assess ....................................................................................................................................... 26

6.4.4 Consider uncertainties and sensitivities ............................................................................................. 27

6.5 Step 4 — Reporting and decision making .................................................................................................. 27

6.5.1 Objective .......................................................................................................................................................... 27

6.5.2 Report and recommend ............................................................................................................................. 28

6.5.3 Decide and implement ................................................................................................................................ 28

6.5.4 Capture lessons learned ............................................................................................................................. 29

Annex A (informative) Life cycle costing implementation ......................................................................... 30

A.1 Common guidance for life cycle costing planning and implementation ......................................... 30

A.1.1 General ............................................................................................................................................................. 30

A.1.2 Life cycle costing management plan (LCCMP) .................................................................................... 30

A.1.2.1 General ............................................................................................................................................................. 30

A.1.2.2 Terms of reference ....................................................................................................................................... 31

A.1.2.3 Life cycle costing philosophy and business objectives ................................................................... 31

A.1.2.4 Project risk categorization........................................................................................................................ 31

A.1.2.5 Organization and responsibilities .......................................................................................................... 31

A.1.2.6 Activity description and schedule .......................................................................................................... 32

A.1.2.7 References ....................................................................................................................................................... 32

A.1.3 Life cycle costing function ......................................................................................................................... 32

A.1.3.1 General ............................................................................................................................................................. 32

A.1.3.2 Life cycle costing function in the project ............................................................................................. 32

A.1.3.2.1 General...................................................................................................................................................... 32

A.1.3.2.2 Developing and planning the project life cycle costing strategy ......................................... 33

A.1.3.2.3 Developing internal life cycle costing procedures .................................................................... 33

A.1.3.2.4 Facilitating and co-ordinating study activities .......................................................................... 33

A.1.3.2.5 Responsible for handover and maintaining project continuity ........................................... 34

A.1.3.3 Life cycle costing function skill set and background ....................................................................... 34

A.1.3.4 Training and competence .......................................................................................................................... 34

A.1.4 Contractual issues ........................................................................................................................................ 35

A.1.4.1 General ............................................................................................................................................................. 35

A.1.4.2 Prequalification ............................................................................................................................................ 35

A.1.4.3 Tender documentation ............................................................................................................................... 36

A.1.4.4 Contract award .............................................................................................................................................. 37

A.1.4.5 Alliances ........................................................................................................................................................... 37

A.1.5 Communication ............................................................................................................................................. 38

A.1.5.1 The communication between participants ......................................................................................... 38

A.1.5.2 Responding to life cycle costing enquiries .......................................................................................... 39

A.1.5.3 Life cycle costing evaluation of vendors or subcontractors .......................................................... 39

A.2 Operator implementation issues .................................................................................................................. 40

A.2.1 General ............................................................................................................................................................. 40

A.2.2 Commitment to life cycle costing ............................................................................................................ 41

A.2.3 Life cycle costing — A business focal point ......................................................................................... 41

A.2.3.1 General ............................................................................................................................................................. 41

A.2.3.2 Defining the life cycle costing strategy ................................................................................................. 41

A.2.3.3 Providing continuity across life cycle phases .................................................................................... 42

A.2.3.4 Knowledge and competence of life cycle costing .............................................................................. 43

A.2.4 Risk ⎯ An operator perspective ............................................................................................................. 43

A.2.5 The contractual framework ⎯ An operator perspective ............................................................... 43

A.2.5.1 General ............................................................................................................................................................. 43

A.2.5.2 Influencing the design ................................................................................................................................ 44

A.2.5.3 Contracting elements of operation and support ............................................................................... 44

A.2.5.4 Contract administration ............................................................................................................................ 44

A.3 Contractor implementation issues ............................................................................................................... 44

A.3.1 General ............................................................................................................................................................. 44

A.3.2 Developing and organizing a capability ............................................................................................... 45

A.3.3 Risk — A contractor perspective ............................................................................................................ 46

A.4 Vendor implementation issues ...................................................................................................................... 46

A.4.1 General ............................................................................................................................................................. 46

A.4.2 Application of life cycle costing for the vendor ................................................................................. 46

A.4.3 Profitability potential for vendors ......................................................................................................... 48

A.4.4 Contracts – A vendor perspective ........................................................................................................... 49

A.4.5 Vendor competence ..................................................................................................................................... 50

A.4.5.1 Challenges ....................................................................................................................................................... 50

A.4.5.2 Training ........................................................................................................................................................... 51

Annex B (informative) Life cycle phases ........................................................................................................... 52

B.1 General ................................................................................................................................................................... 52

B.2 Appraise ................................................................................................................................................................. 53

B.2.1 Scope of work ................................................................................................................................................. 53

B.2.2 Contributions ................................................................................................................................................. 53

B.2.3 Life cycle costing activities ........................................................................................................................ 53

B.3 Select ....................................................................................................................................................................... 53

B.3.1 Scope of work ................................................................................................................................................. 53

B.3.2 Contributions ................................................................................................................................................. 54

B.3.3 Life cycle costing activities ........................................................................................................................ 54

B.4 Define ...................................................................................................................................................................... 54

B.4.1 Scope of work ................................................................................................................................................. 54

B.4.2 Contributions ................................................................................................................................................. 54

B.4.3 Life cycle costing activities ........................................................................................................................ 55

B.5 Execute ................................................................................................................................................................... 55

B.5.1 Scope of work ................................................................................................................................................. 55

B.5.2 Contributions ................................................................................................................................................. 55

B.5.3 Life cycle costing activities ........................................................................................................................ 55

B.6 Operate ................................................................................................................................................................... 57

B.6.1 Scope of work ................................................................................................................................................. 57

B.6.2 Contributions ................................................................................................................................................. 57

B.6.3 Life cycle costing activities ........................................................................................................................ 57

B.7 Abandon ................................................................................................................................................................. 58

B.7.1 Scope of work ................................................................................................................................................. 58

B.7.2 Contributions ................................................................................................................................................. 58

B.7.3 Life cycle costing activities ........................................................................................................................ 58

Annex C (normative) Life cycle costing techniques ....................................................................................... 59

C.1 General ................................................................................................................................................................... 59

C.2 CAPEX ...................................................................................................................................................................... 60

C.2.1 General ............................................................................................................................................................. 60

C.2.2 Technical and operational basis ............................................................................................................. 61

C.2.3 Decommissioning ......................................................................................................................................... 61

C.2.4 DRILLEX ........................................................................................................................................................... 61

C.3 OPEX ........................................................................................................................................................................ 62

C.3.1 General ............................................................................................................................................................. 62

C.3.2 Technical and operational basis ............................................................................................................. 63

C.4 Revenue factors (REVENUES or LOSTREV) ................................................................................................ 63

C.4.1 General ............................................................................................................................................................. 63

C.4.2 Technical and operational basis ............................................................................................................. 64

C.4.3 Production assurance and reliability management activities ..................................................... 64

C.5 Functional value analysis or value engineering ...................................................................................... 65

C.6 Life cycle costing and economic model ....................................................................................................... 65

C.6.1 General ............................................................................................................................................................. 65

C.6.2 Discounting and other modelling aspects ........................................................................................... 66

C.6.2.1 Discounting ..................................................................................................................................................... 66

C.6.2.2 Discount rate .................................................................................................................................................. 67

C.6.2.3 Life cycle costing evaluation levels and tools ..................................................................................... 68

C.6.2.4 Analysis and evaluation ............................................................................................................................. 69

C.6.3 Economic evaluation measures ............................................................................................................... 69

C.6.3.1 General ............................................................................................................................................................. 69

C.6.3.2 Net present value .......................................................................................................................................... 70

C.6.3.3 Life cycle cost ................................................................................................................................................. 71

C.6.3.4 Internal rate of return ................................................................................................................................ 72

C.6.3.5 Profitability index ........................................................................................................................................ 73

C.6.3.6 Payback period .............................................................................................................................................. 74

C.6.3.7 Break-even volume ...................................................................................................................................... 74

C.6.3.8 Break-even price .......................................................................................................................................... 74

C.6.3.9 Capital efficiency index .............................................................................................................................. 74

C.7 Considerations for uncertainty and sensitivity analysis ..............................................