Quick Answer
The insulated glass unit wind pressure calculator computes design wind pressure on igu from the input values you provide.
Calculator
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Find Engineering Solutions →Result Interpretation
Insulated Glass Unit Wind Pressure Calculator computes Design wind pressure on IGU in Pa using the defined engineering formula and the input values provided. Design wind pressure on IGU is expressed in Pa. No universal acceptance threshold is defined by this calculator.
Worked Example
Verified calculation
Given:
- Basic wind velocity at height z = 25
- External pressure coefficient = -1.2
- Internal pressure coefficient = 0.2
- Height above ground = 10
- Air density = 1.225
Expected Result:
- Design wind pressure on IGU = -91.875
Engineering Interpretation:
Under the given input conditions, the calculated result is: Design wind pressure on IGU = -91.875 Pa.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from deterministically validated test cases.
Formula / Method
design wind pressure on igu = 0.5 * air density * pow(basic wind velocity at height height above ground, 2) * external pressure coefficient * internal pressure coefficientDesign wind pressure on IGU.
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| V_z | Basic wind velocity at height z | INPUT | Basic wind velocity at height z |
| C_pe | External pressure coefficient | INPUT | External pressure coefficient |
| C_pi | Internal pressure coefficient | INPUT | Internal pressure coefficient |
| z | Height above ground | INPUT | Height above ground |
| rho_air | Air density | INPUT | Air density |
| Design wind pressure on IGU | Design wind pressure on IGU | OUTPUT | Design wind pressure on IGU |
Calculation Steps
- Enter the basic wind velocity at height z in m/s.
- Enter the external pressure coefficient in dimensionless.
- Enter the internal pressure coefficient in dimensionless.
- Enter the height above ground in m.
- Enter the air density in kg/m^3.
- Step 1: Compute design wind pressure on igu.
- Read the design wind pressure on igu (Pa) from the results.
Frequently Asked Questions
What does this calculator calculate?
The Insulated Glass Unit Wind Pressure Calculator estimates Design wind pressure on IGU based on the input parameters you provide
Why is basic wind velocity at height z important in this calculation?
basic wind velocity at height z is used directly in the calculation of design wind pressure on igu. Its effect on the result depends on the complete formula and the values of the other inputs.. When you enter basic wind velocity at height z in m/s, the calculator uses it in the engineering formula to compute the output
How should I interpret the result design wind pressure on igu?
The calculator outputs design wind pressure on igu in Pa. For higher pressures, divide by 1000 to express in kPa, or by 101325 for atmospheres. The result is computed directly from the input values using the defined engineering formula
What units should I use for the inputs?
Enter each value in the units shown next to the input field: Basic wind velocity at height z (m/s), External pressure coefficient (dimensionless), Internal pressure coefficient (dimensionless), Height above ground (m), Air density (kg/m^3). Make sure all inputs use the specified units for consistent results
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
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