Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered Formula

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Prestressing force after Immediate Losses is force after immediate losses. It is also called as reduced value of prestressing force after elastic shortening, anchorage slip and loss due to friction. Check FAQs
P=(Pxexp(ηx))+Δfp
P - Prestressing force after Immediate Losses?Px - Prestress Force at a Distance?η - Simplified Term?x - Distance from Left End?Δfp - Prestress Drop?

Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered Example

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With units
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Here is how the Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered equation looks like with Values.

Here is how the Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered equation looks like with Units.

Here is how the Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered equation looks like.

0.01Edit=(96Editexp(6Edit10.1Edit))+10Edit
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Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered Solution

Follow our step by step solution on how to calculate Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered?

FIRST Step Consider the formula
P=(Pxexp(ηx))+Δfp
Next Step Substitute values of Variables
P=(96kNexp(610.1mm))+10MPa
Next Step Convert Units
P=(96000Nexp(610.1mm))+10MPa
Next Step Prepare to Evaluate
P=(96000exp(610.1))+10
Next Step Evaluate
P=10N
LAST Step Convert to Output's Unit
P=0.01kN

Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered Formula Elements

Variables
Functions
Prestressing force after Immediate Losses
Prestressing force after Immediate Losses is force after immediate losses. It is also called as reduced value of prestressing force after elastic shortening, anchorage slip and loss due to friction.
Symbol: P
Measurement: ForceUnit: kN
Note: Value should be greater than 0.
Prestress Force at a Distance
Prestress Force at a Distance refers to the force on prestressed section at a distance x from stretching end.
Symbol: Px
Measurement: ForceUnit: kN
Note: Value should be greater than 0.
Simplified Term
Simplified Term here represents the value which is equal to (μa+kx)/x.
Symbol: η
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Distance from Left End
Distance from Left End is the distance considered from the left jacking end on a prestressed member.
Symbol: x
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Prestress Drop
Prestress Drop is the drop in applied prestress force due to strain in tendons.
Symbol: Δfp
Measurement: PressureUnit: MPa
Note: Value should be greater than 0.
exp
n an exponential function, the value of the function changes by a constant factor for every unit change in the independent variable.
Syntax: exp(Number)

Other formulas in Force Variation Diagram and Loss Due to Anchorage Slip category

​Go Loss of Prestress due to Slip
F=ATendonEsΔPLCable
​Go Slip of Anchorage
Δ=FPLCableATendonEs
​Go Prestressing Force at distance x when Reverse Friction is Considered
Px=(P-Δfp)exp(ηx)
​Go Pressure Drop given Setting Length
Δfp=2Pηlset

How to Evaluate Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered?

Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered evaluator uses Prestressing force after Immediate Losses = (Prestress Force at a Distance/(exp(Simplified Term*Distance from Left End)))+Prestress Drop to evaluate the Prestressing force after Immediate Losses, The Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered is defined as the equation to find out the prestressing force after immediate loss when effect of reverse friction and settling lengths are considered. Prestressing force after Immediate Losses is denoted by P symbol.

How to evaluate Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered using this online evaluator? To use this online evaluator for Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered, enter Prestress Force at a Distance (Px), Simplified Term (η), Distance from Left End (x) & Prestress Drop (Δfp) and hit the calculate button.

FAQs on Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered

What is the formula to find Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered?
The formula of Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered is expressed as Prestressing force after Immediate Losses = (Prestress Force at a Distance/(exp(Simplified Term*Distance from Left End)))+Prestress Drop. Here is an example- 1E-5 = (96000/(exp(6*0.0101)))+10000000.
How to calculate Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered?
With Prestress Force at a Distance (Px), Simplified Term (η), Distance from Left End (x) & Prestress Drop (Δfp) we can find Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered using the formula - Prestressing force after Immediate Losses = (Prestress Force at a Distance/(exp(Simplified Term*Distance from Left End)))+Prestress Drop. This formula also uses Exponential Growth Function function(s).
Can the Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered be negative?
No, the Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered, measured in Force cannot be negative.
Which unit is used to measure Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered?
Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered is usually measured using the Kilonewton[kN] for Force. Newton[kN], Exanewton[kN], Meganewton[kN] are the few other units in which Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered can be measured.
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