Jan Roekens ropes and tensioners

Page 1

Conference Cladding and fixing

Jan Roekens


ValĂŠrie Batselaere- Croix Rouge

Introduction


https://talesfromethehood.wordpress.com/2010/02/

Introduction


. . . Introduction


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Ropes and Tensioners


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Problem statement


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Problem statement


Rope Tests

Ropes and Tensioners


Rope Tests

Manual pulling Tests

Ropes and Tensioners


Rope Tests

Manual pulling Tests

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Ropes and Tensioners

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Rope Tests

Manual pulling Tests

MAX

Ropes and Tensioners

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Test samples: - 3 strung polypropyleen (D=6mm) - Braided polypropyleen (D=6mm) - 3 strung Polyester (D=6mm) - Braided Polyamid (D=6mm)

Rope Tests


Tests ropes 2000

Force [N]

1500

Strung polypropyleen Braided polypropyleen

1000

Strung polyester Braided polyamid

500

0 0

10

20

30 Extension [mm]

Rope Tests

40

50

60


Rope Tests

Manual pulling Tests

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Ropes and Tensioners

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Manual pulling Tests


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Manual pulling Tests: Samples


Manual pulling Tests: Results


Manual pulling Tests: Results


Nite IZ

One Loop Knot

- Braided polyamid 256 N

- Braided polyamid 255 N

- Strung polyester 282 N

- Strung polyester 331 N

Advantages: - Manual printed on Tensioner itself

Advantages: - No added tensioner inside package

Disadvantages: - Added element in the package

Disadvantages: - Knots make it a complex tensioner

Manual pulling Tests: Results


Ring Clamp

Plastic slider

- Braided polyamid 112 N

- Braided polyamid 197 N

- Strung polyester 48 N

- Strung polyester 252 N

Advantages: - Straightforward mechanism if already attached to the ropes

Advantages: - Conventional element already used in Family Tents

Disadvantages: - Added element in the package

Disadvantages: - Added element in the package

Manual pulling Tests: Results


Two Loop Knot

Belt Fastener

- Braided polyamid 643 N

- Polyester belt 546 N

- Strung polyester 651 N

Advantages: - No added tensioner inside package Disadvantages: - Knots make it a complex tensioner

Manual pulling Tests: Results

Advantages: - Easy to fasten (straightforward) Disadvantages: - Price, weight and no conventional material


Rope Tests

Manual pulling Tests

MAX

Ropes and Tensioners

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Test samples:

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Failuretype: Knot releases (3045 - 3653 N)

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Failuretype: Rope slips (664 - 2362 N)

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Failuretype: Tensioner or rope breaks (908 - 8351 N)

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One Loop Knot - Braided polyamid 255 N

- Strung polyester 331 N - -Max force 3653 N

Advantages: - No added tensioner inside package Disadvantages: - Knots make it a complex tensioner

Conclusion


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Belt Fastener - Polyester belt 546 N

- Max loading 8351 N

Advantages: - Easy to fasten (straightforward) Disadvantages: - Price, weight and no conventional material

Conclusion


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