paragliding school 1 course

1. Paragliding course
Chapter 1

2. Bernoulli rule

3. Pressure
‫לחצים‬ ‫הפרש‬

4. Airfoil

5. airfoil structure

6. Cl- коэффициент подъемной силы coefficient of lift ‫העילוי‬ ‫מקדם‬
CL= CL0+CLa+a
a- Angle of attack
V- скорость набегающего потока speed ‫מהירות‬
S- площадь square ‫שטח‬
‫המהירות‬ ‫לריבוע‬ ‫ישיר‬ ‫ביחס‬ ‫נמצא‬ ‫העילוי‬
‫ארבע‬ ‫פי‬ ‫העילוי‬ ‫שניים,יגדל‬ ‫פי‬ ‫המהירות‬ ‫נגדיל‬ ‫אם‬
‫העילוי‬ LIFT

7. Stall point

8. Сопротивление
D= Cx * (δV²/2) * S
DRAG ‫התנגדות‬ ‫כח‬
D = D lines + D pilot + D inductive

9. Effect of forces
‫דאון‬ ‫על‬ ‫משפעים‬ ‫כוחות‬
1. L- lift
2. D-DRAG
3. W- weight

10. Ridge soaring
1. Creating the lift
2. soaring zone
How paraglider climbing up?

11. Thermal flying

12. Скорость полета Speed
V² = 2G/( Cl δS )
G- weight ‫משקל‬
Cl- lift coefficient ‫עילוי‬ ‫כח‬ ‫מקדם‬
&- air density ‫האוויר‬ ‫צפיפות‬
S- wing square ‫קנף‬ ‫שטח‬
Скорость постоянна,
пока постоянны все
остальные
параметры уравнения
(полетный вес G,
коэффициент
подъемной силы Сl,
площадь крыла S,
плотность воздуха)
При их изменении
равновесие сил
нарушается.
F=S/G wing load ‫הזווית‬ ‫הגדלת‬
‫מקטינה‬ ‫התקפה‬
‫מהירות‬ ‫את‬

13. Speed system

14. Speed
• ‫קבוע‬ ‫מתאימה)משקל‬ ‫מהירות‬ ‫תהיה‬ ‫התקיפה‬ ‫זווית‬ ‫)לכל‬
• ‫את‬ ‫ונגדיל‬ ‫גבוהה‬ ‫במהירות‬ ‫נטוס‬ ‫בלבד-כאשר‬ ‫רגעי‬ ‫באופן‬ ‫אווירודינמי‬ ‫שיקול‬ ‫את‬ ‫להגדיל‬ ‫ניתן‬
‫זאת‬ ‫מעט)תופעה‬ ‫ינסוק‬ ‫והדאון‬ ‫רגעי‬ ‫באופן‬ ‫האוירודינמי‬ ‫שיקול‬ ‫הגדרת‬ ‫נקבל‬ ,‫התקיפה‬ ‫זוית‬
‫בנחיתה‬ ‫מנוצלת‬ )
‫השיקול‬ ‫יקטן‬ ‫ושוב‬ ‫תרד‬ ‫המהירות‬ ‫אולם‬

15. wind and turbulence

16. nature of Wind

17. Carioles Effect

18. Pressure system

19. Breeze

20. Flying WEATHER

21. Turbulence
10 times of height of
source of turbulence
1.Form
2.Thermal
3. Wind break
4. Wake turbulence

22. Thermal turbulence

23. Wind influence
• Air speed
• Ground speed

24. Side wind

25. Wind Gradient
•

26. Speed of glider
1. minimal speed
2. trim speed
3. maximal speed
4. minimal sink rate speed
5. maximal glide ratio speed

27. Sink rate, Glide ratio
• Best glide
• Best sink

28. L/D
horizontal speed/vertical speed = Су/Сx =L/D

29. Graph polar

30. safest speed?

31. Paraglider stability
•Pitch
•Yaw
•Roll

32. Pitch stability

33. Roll stability

34. Yaw stability

35. Active flying

36. Gliders control

37. Turn and control

38. Control level

39. Best turn

40. ‫ביותר‬ ‫הבטוחה‬ ‫הטיסה‬ ‫המהירות‬ ‫?מה‬
‫לבדיקה‬ ‫שאלות‬
‫מינימלית‬ ‫במהירות‬ ‫משתמשים‬ ‫?מתי‬
‫סיסטם‬ ‫ספיד‬ ‫ב‬ ‫להשתמש‬ ‫כדאי‬ ‫לא‬ ‫?מתי‬
‫לטייס‬ ‫מה‬ ?‫גדול‬ ‫הכי‬ ‫התקפה‬ ‫זווית‬ ‫למצנח‬ ‫ביחס‬ ‫הטייס‬ ‫מצב‬ ‫באיזו‬
‫?לעשות‬
‫באוויר‬ ‫ביותר‬ ‫הגדול‬ ‫מרחק‬ ‫לעבור‬ ‫מנת‬ ‫על‬ ‫נטוס‬ ‫מהירות‬ ‫באיזו‬
‫?רגוע‬
‫ובבלימה‬ ‫בפניות‬ ‫מצנח‬ ‫את‬ ‫לנדנד‬ ‫לא‬ ‫מנת‬ ‫על‬ ‫לעשות‬ ‫כדאי‬ ‫?מה‬
‫עולה‬ ‫אוויר‬ ‫מזרם‬ ‫ביצאיה‬ ‫הטייס‬ ‫התגובת‬ ‫?מה‬

41. Старт Launch
1.Pre-launch checking
а) reserve checking
b) leg strap
с) breast strap
d) helmet
f) lines checking
g) free air
Launch's place choosing

42. Launch stages
• 1. preparation (‫)גדר‬
• 2. inflation
a) strong wind
b) gentle wind
c) no wind
d) slope angle
• 3. launch
a) flat top –soaring
b) mount launch
c) slope angle

43. 2. Reverse launch
2.1 reverse launch mistakes
а) popping off
b) turning around
b) launch with roll
1.Forward launch
1.1 forward launch mistakes
а) cross in lines
1. Main launch’s mistakes
1. overshooting canopy (strong wind)
2. Poor inflation
3. sitting down prematurely
4. running
«Арноновский балет»
5. control of launch path (side wind)
6. aborting a launch

44. Landing Stages
• 1. landing observation
• 2. judging wind strength and direction
• 3. dumping height
• a) eights
• b) aircraft pattern
• 4. final approach
• 5. flare

45. Landing
1. Wind stretch influence
2. dive syndrome
3. disturbing factors
а) change of wind direction, thermals
b) paragliders, cars, trees, water,
power lines

46. The figure eight setup

47. Eight setup mistakes
1. Long eights
2. short eights
3. S- turn
4. Waiting too long to turn on final
5. not centering the final approach

48. The aircraft pattern

49. 3. Troubleshooting landing
3.1 coming in too high
3.2 hard input of control
3.3 flaring too high or too early
3.4 flaring late or weakly
3.5 focusing on the ground
3.6 touching the ground and PLF
4. Extreme landings( water, trees, power lines…)
5. Standard landing place characteristic
Netania, HarSuf, Yavneel, Mevo Hama, Muhraca
Canon, H-ar H-ari, Mahtesh, Matzukei Dragot

50. flare

51. 1.‫המראה‬ ‫שלב‬
‫המראה‬ ‫אחרי‬ ‫מסוכן‬ ‫פוטנציאלי‬ ‫אזור‬
2. ‫טיסה‬ ‫שלב‬
3. ‫נחיתה‬ ‫שלב‬
‫הטיסה‬ ‫תכנון‬

52. 2. Psychological effect
Syndrome of advanced pilot
folk effect
3. Flights after the course
а) « before the boss…»
б) advising from experienced pilots
с) suitable folk

53. Security in flight and psychological training
1. Safety
1 2
3 4 5
1. Paraglider
2. Reserve
3. Pilot skills
4. Passive safety
5. Natural events
100%

54. Технические х-ки современных парапланов
Technical data AAmmiiggoo
AAmmiiggoo 25 27 30 32
Сells 17 x 4 + 2 x 2 + 6
Area m
2
24.75 27.07 29.25 32.5
Span m 11.42 11.94 12.41 13.08
Aspect ratio 5.26
Area projected m2
22.03 24.09 26.03 28.93
Span projected m 9.605 10.045 10.44 11.00
Aspect ratio projected 4.18
Root chord m 2.610 2.730 2.840 2.990
Tip chord m 0.56 0.585 0.605 0.640
Total height (group B) m 7.195 7.525 7.820 8.245
Take off weight * kg 65 – 85 75 - 95 80 – 105 100 - 130
Flight speed min. km / h 22
Filght speed trim. km / h 36
Flight speed max. km / h 50
Min. sink m/s (opti. pilot weight) <1.0
Lines top dia. 1.3 Superaram 12 0 kg
bottom A,B dia 2.2 Superaram 240 kg
bottomC/D dia 1.7 Superaram 155 kg
Break top dia. 1.1 Dyanema 85 kg
Break bottom dia. 2.0 Polyester 80 kg
Fabric Gelvenor / Porcher Marine