Stuck Pipe Prevention Lost Time Reduction

About Course

The course provides a comprehensive understanding of three stuck pipe mechanisms causes leading to each mechanism and recognition of warning signs

Skills Gained

On completion of this course you will be able to fully understand how to Identify the three sticking mechanisms and the causes Recognize the sticking causes at an early stage and what preventive actions to take before full sticking develops Understand the fundamentals of hole cleaning Discover techniques on stuck pipe prevention Learn to listen to the well Perform trend analysis of drilling parameters Stratigraphic column with identification of potential problem formations Review case histories with in depth analysis Understand drilling jars pump open force and jarring load calculations Appreciate the team approach and the need for good communication Identify the sticking mechanism and what First Actions to take to free a stuck pipe

Who Can Benefit

The following oil and gas company personnel will benefit from the knowledge shared in this course Drilling crews Rig Managers Drilling Foreman Drilling engineers Mud engineers Wellsite geologists Directional drillers Drilling contractors staff

Course Details

Introduction to Oil Gas Drilling Oil and gas development Formations rock pressure fluid traps Fundamentals of petroleum Basic geology Major Causes of Lost Time Definitions Global statistics Stuck pipe causes and mechanisms Rock Mechanics Stratigraphic column Deviated and horizontal wells Wellbore stresses and instability Drilling window Drilling fluid properties and mud weight Video Identification of Sticking Mechanisms Use of identification table Hole pack off bridging Wellbore geometry Differential sticking First Actions Exercise Drilling Jars Types of drilling jars How jars work Pump open force Calculation of jarring loads Why jars don t work Jars placement Exercise Hole Pack Off Bridging First mechanism Causes Drilled cuttings bit Caving not from bit Causes of insufficient hole cleaning Annular velocity Hole angle Boycott effect Pipe rotation Video Hole cleaning guidelines First Actions Exercise Causes of bore hole instability Tripping guidelines Well is Talking Drilling parameters recording Learning to Listen trend analysis Exercise Geolograph Wellbore Geometry Second mechanism Causes Key seating Ledges and doglegs Under gauge hole Collapsed casing Junk Shoe joint back off First Actions FIRST ACTIONS Exercise Differential Sticking Third mechanism Fire prevention triangle and differential sticking prevention square Calculation of differential sticking force Causes Preventive measures First Actions Exercise Economics of Fishing Time value of money Probability model Time limit for fishing operations Stuck point determination pipe stretch method Consolidation Team work Implementation of the learnings Becoming pro active Tips to reduce lost time and optimization Recommendations