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Dr. Kwon’s Golf Biomechanics Instructor Training Program ‐ Level 1 Course Outline Date: Sunday 13th and Monday 14th March 2016 Venue: The Drift GC Surrey Cost: £550 per person Contact to book or further information: Ian Clark on [email protected] Course Schedule‐Level 1: Day 1 Day 2 8:30‐9:00am: Registration 9:00‐10:20am: Introduction 9:00‐10:20am: Angular kinematics 10:30am‐12:20pm: Basic mechanical concepts 10:30am‐12:20pm: Kinetics 1 12:30‐1:30pm: Lunch 12:30‐1:30pm: Lunch 1:30‐3:20pm: Kinetics 2 1:30‐2:50pm: Golfer’s body 3:30‐4:00pm: Summary and closing 3:00‐4:20pm: Linear kinematics 4:30‐5:50pm: Functional swing plane Objectives Class 5: Functional swing plane To introduce basic mechanical quantities/concepts relevant to golf swing To introduce key biomechanical principles of human movement To provide a firm mechanical/biomechanical framework of the “mechanically good golf swing” Class 1: Introduction Orientation Golf swing biomechanics Main themes & expected outcomes Kinematics vs. kinetics Types of motion o Linear o Angular o General o Analysis strategies Scalar vs. vector Popular swing planes o Ben Hogan o Hank Haney o Jim Hardy o Double‐pendulum & triple‐pendul Functional swing plane (FSP) o Clubhead trajectory plane o Properties o Position of FSP o Moving reference frame Swing style classification based on FSP Popular models revisited Motion planes (MPs) of the joints Upper body‐ vs. lower body‐dominant swing Class 6: Angular kinematics Functional double‐pendulum (FDP) On‐plane motion Angular position o X‐factor & shoulder/hip line angles o Upper and lever angles o Vector addition/subtraction o The tip‐to‐tale method o Vector components Swing events & phases Class 2: Basic mechanical concepts Mass o Center of mass (CM) Force o Properties o Various forces o Pressure Moment of force o Moment arm o Moment vs. moment arm Types of force Mechanical system & external force Force‐force vs. force‐moment approach Newton’s laws of motion o Inertia o Acceleration o Reaction Class 3: Golfer’s body Degrees of freedom (DOFs) in the golf body Joint flexibility and range of motion Types of muscle contraction Hill’s muscle model Force‐length relationship Force‐velocity relationship Force‐time relationship Stretch‐shortening cycle Countermovement Muscular strength, endurance, and power Class 4: Linear kinematics Position & relative position CM of the golfer’s body Trajectory & displacement Velocity & speed Acceleration o Interpretation o Tangential vs. normal acceleration Body CM motion Change of direction motion o Motion range Angular velocities Kinematic sequence Angular accelerations Club motion: linear vs. angular o Radian o Displacement & velocity relationships o Acceleration relationship Class 7: Linear & angular kinetics Ground reaction force o Ground reaction force (GRF) o Center of pressure (CP) o Ground reaction moment (GRM) Foot‐ground interaction o GRF moments o Pivoting & foot contact moments Analysis of the stepping drill Moment of inertia o Radius of gyration o Club Momentum o 2nd law revisited o 1st law revisited – momentum conservation o Club o Local & remote angular momentums Impulse Newton’s equation of motion o Golfer + club o Club o Lower body – inverse dynamics Ground‐up vs. core‐down? Angular momentum generation vs. transfer Summary and Closing Mechanically natural/good swing? Q&A