Monografia de Engenharia de Petróleos

6/2/2014 Instituto Superior Técnico

Drilling Projects and Risk Management

Catarina Marques

1.INTRODUTION

2.DRILLING PROJECTS

3. RISK MANAGEMENT

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PRESENTATION OUTLINE

1.INTRODUTION

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6/2/2014 Instituto Superior Técnico

INTRODUTION 1.1 DRILLING IN OIL AND GAS

UPSTREAM

ONSHORE OFFSHORE

1ST WELL - 1859

EDWIN DRAKE PENNSYLVANIA

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INTRODUTION 1.2 LIFE OF A WELL

PLANNING

WHERE TO

DRILL?

DRILLING COMPLETION

WELL READY TO

PRODUCE

PRODUCTION INTERVENTION ABANDONMENT

MAINTENANCE

PRODUCE OIL

AND GAS

STOP PRODUCE

OIL AND GAS DRILL

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INTRODUTION 1.3 TYPE OF WELL

WILDCAT

WELL APPRAISAL

WELL

ABANDONED

WELL EXPLORATION

WELL

Drilled

outside of

and not in

the vicinity

of known oil

or gas fields

Drilled purely for

exploratory

(information

gathering)

purposes in a

new area

PRODUCTION

WELL

INJECTOR

WELL

Used to assess

characteristics

of a proven

hydrocarbon

accumulation

Drilled for

producing oil or

gas

Wells

permanently

plugged in the

drilling phase for

technical

reasons.

Injected water

or gas into the

formation to

maintain

reservoir

pressure

HORIZONTAL

WELL VERTICAL

WELL

DIRECTIONAL

WELL

MULTILATERAL

WELL

2.DRILLING PROJECTS

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6/2/2014 Instituto Superior Técnico

2.DRILLING PROJECTS 2.1 HOW TO DESIGN A WELL

WELL

PROSPECT

ACQUISITION

DATA

TRAJECTORY

STUDY

CEMENTATION DEEP OF

FOUNDATION

COMPLETION

PROGRAM DRILLING

FLUID

DRILL

PROGRAM

TIME AND

COST

PLATFORM

CHOISE

BOTTOM HOLE

ASSEMBLY

PIPE TYPE

PROJECT

WELL

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2.DRILLING PROJECTS 2.2 HOW TO DRILL

KEEP THE VESSEL IN

THE POSITION RUN DOWN

CONDUCTOR PIPE

RUN DOWN DRILL

BITE

DRILL BY DRILL

BITE

RUN DOWN CASING

PIPE

CEMENTING RUN DOWN AND

CONNECT BOP RUN DOWN DRILL

BITE

DRILL BY DRILL

BITE AND MUD

RUN DOWN CASING

PIPE

CEMENTING

3. RISK MANAGEMENT

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6/2/2014 Instituto Superior Técnico

3.RISK MANAGEMENT 3.1 COMMON DRILLING PROBLEMS

DIFFERENTIAL

STICKING GEOPRESSURE PACK OFF KEY SEATING

Desmoronamento do Poço

UNCONSOLIDATED

ZONE

Diferença de Pressão

Desmoronamento do Poço Má Limpeza

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3.RISK MANAGEMENT 3.1 COMMON DRILLING PROBLEMS

MOBILE

FORMATION

Fechamento do Poço

LOSS FLUID

Perda de Fluido

REACTIVE

FORMATION

COLLAPSED

CASING

CEMENT

RELATED

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3.RISK MANAGEMENT 3.1 COMMON DRILLING PROBLEMS

POOR HOLE CLEANING

Má Limpeza do Poço

WELLBORE GEOMETRY

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3.RISK MANAGEMENT 3.2 DRILLING DATA

PERFORM DAILY REPORT

• MAIN SUPPORT FOR

LESSONS LEARNED

• FOLLOW PROCESS

DRILLING

• PREVENT PROBLEMS

MUDLOGGING

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3.RISK MANAGEMENT 3.3 TIME

PERFECT WELL

INVISIBLE TIME

LOST

CONVENCIONAL

TIME LOST

REAL TIME

NORMAL TIME

TECHNICAL LIMIT REMOVABLE TIME

1 DAY DELAY

• JACK-UP = 60 MIL DOL.

• VESSEL = 513 MIL DOL.

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3.RISK MANAGEMENT 3.4 RISK ASSESSMENT TOOL

TYPICAL INDUSTRY

RISK ASSESSMENT

TOOL

• FLUID LOSS IN

HOLE SECTION

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REFERENCES

ALDRED, W.; PLUMB, D.; BRADFORD, I; COOK, J; GHOLKAR, V; COUSINS, L;MINTON, R; FULLER, J; GORAYA, S; TUCKER,

D.: MANAGING DRILLING RISK. OILFIELD REVIEW, SUMMER, 1999. TEXAS, USA.

MIURA, K.; MOROOKA, C. K.; ROCHA, A. F.; ALEGRE, L.: UM MÉTODO PARA CONSOLIDAÇÃO DA MEMÓRIA INSTITUCIONAL: COMO OBTER

CONHECIMENTO PROCEDIMENTAL A PARTIR DE BOLETINS DIÁRIOS. 3º. CONGRESSO LATINO-AMERICANO DE HIDROCARBUROS –

CONEXPO/APREL’92, 1992, RIO DE JANEIRO/BRASIL.

MIURA, K.; GUILHERME, I. R.; MOROOKA, C. K.; MENDES, J. R. P.: PROCESSING TECHNICAL DAILY REPORTS IN OFFSHORE

PETROLEUM ENGINEERING – AN EXPERIENCE. JOURNAL ADVANCED COMPUTATIONAL INTELLIGENCE AND INTELLIGENT INFORMATICS. VOL. 7

Nº2, 2003.

RABELO, C. A. C.; GUILHERME, I. R.; MENDES, J. R. P.; MOROOKA, C. K.; PLÁCIDO, J. C. R.: AN INTELLIGENT SYSTEM FOR

AUTOMATED CLASSIFICATION DRILLING REPORT. 18TH INTERNATIONAL CONGRESSO OF MECHANICAL ENGINEERING, 2005. OURO

PRETO/BRASIL.

RAHIL, A. DRILLING PERFORMANCE MANAGEMENT SYSTEM. IADC/SPE 107250. CAIRO, EGYPT, OCTOBER 2007.

TAVARES, R. M.: INTERPRETAÇÃO E ANÁLISE DE DADOS DE PERFURAÇÃO EM POÇOS DE PETRÓLEOS. DISSERTAÇÃO DE MESTRADO.

DEPARTAMENTO DE ENGENHARIA DE PETRÓLEO, UNIVERSIDADE ESTADUAL DE CAMPINAS, 2006.

TAVARES, R. M.; MENDES, J. R. P.; MOROOKA, C. K.; PLÁCIDO, J. C. R.: AUTOMATED CLASSIFICATION SYSTEM FOR PETROLEUM

WELL DRILLING USING MUD-LOGGING DATA. COBEM, 18TH INTERNATIONAL CONGRESS F MECHANICAL ENGINEERING. 2005, OURO

PRETO/BRASIL.

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IF YOU CAN DREAM IT,

YOU CAN DO IT! WALT DISNEY