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Sub Surface Pressure is the pressure exerted by the overlying water column and any additional pressures such as atmospheric pressure at a specific depth below the ocean. Check FAQs
p=(ρ[g]Hcosh(2πDz'+d'λ))cos(θ)2cosh(2πdλ)-(ρ[g]Z)
p - Sub Surface Pressure?ρ - Mass Density?H - Wave Height?Dz'+d' - Upper Bottom Distance?λ - Wavelength?θ - Phase Angle?d - Water Depth?Z - Seabed Elevation?[g] - Gravitational acceleration on Earth?[g] - Gravitational acceleration on Earth?π - Archimedes' constant?

Pressure taken as Gauge Pressure relative to Wave Mechanics Example

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Here is how the Pressure taken as Gauge Pressure relative to Wave Mechanics equation looks like with Values.

Here is how the Pressure taken as Gauge Pressure relative to Wave Mechanics equation looks like with Units.

Here is how the Pressure taken as Gauge Pressure relative to Wave Mechanics equation looks like.

320.2747Edit=(997Edit9.80663Editcosh(23.141619.31Edit26.8Edit))cos(60Edit)2cosh(23.14161.05Edit26.8Edit)-(997Edit9.80660.908Edit)
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Pressure taken as Gauge Pressure relative to Wave Mechanics Solution

Follow our step by step solution on how to calculate Pressure taken as Gauge Pressure relative to Wave Mechanics?

FIRST Step Consider the formula
p=(ρ[g]Hcosh(2πDz'+d'λ))cos(θ)2cosh(2πdλ)-(ρ[g]Z)
Next Step Substitute values of Variables
p=(997kg/m³[g]3mcosh(2π19.31m26.8m))cos(60°)2cosh(2π1.05m26.8m)-(997kg/m³[g]0.908)
Next Step Substitute values of Constants
p=(997kg/m³9.8066m/s²3mcosh(23.141619.31m26.8m))cos(60°)2cosh(23.14161.05m26.8m)-(997kg/m³9.8066m/s²0.908)
Next Step Convert Units
p=(997kg/m³9.8066m/s²3mcosh(23.141619.31m26.8m))cos(1.0472rad)2cosh(23.14161.05m26.8m)-(997kg/m³9.8066m/s²0.908)
Next Step Prepare to Evaluate
p=(9979.80663cosh(23.141619.3126.8))cos(1.0472)2cosh(23.14161.0526.8)-(9979.80660.908)
Next Step Evaluate
p=320274.706440574Pa
Next Step Convert to Output's Unit
p=320.274706440574kPa
LAST Step Rounding Answer
p=320.2747kPa

Pressure taken as Gauge Pressure relative to Wave Mechanics Formula Elements

Variables
Constants
Functions
Sub Surface Pressure
Sub Surface Pressure is the pressure exerted by the overlying water column and any additional pressures such as atmospheric pressure at a specific depth below the ocean.
Symbol: p
Measurement: PressureUnit: kPa
Note: Value can be positive or negative.
Mass Density
Mass Density is crucial for understanding the distribution of pressures exerted by overlying soil or water layers on underground structures like foundations, tunnels, or pipelines.
Symbol: ρ
Measurement: Mass ConcentrationUnit: kg/m³
Note: Value should be greater than 0.
Wave Height
Wave Height is the vertical distance between the crest and the trough of a wave. Higher wave heights correspond to greater wave forces, which leads to increased structural loading.
Symbol: H
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Upper Bottom Distance
Upper Bottom Distance is the vertical distance between the seabed or ocean floor and the water surface. It holds significant importance, especially in relation to subsurface pressure.
Symbol: Dz'+d'
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Wavelength
Wavelength is the distance between successive peaks or troughs of a wave. It is crucial in understanding the behavior of waves, particularly in relation to subsurface pressure.
Symbol: λ
Measurement: WavelengthUnit: m
Note: Value can be positive or negative.
Phase Angle
Phase Angle is the angular displacement between the oscillations of water level and pore water pressure within the seabed or coastal structures.
Symbol: θ
Measurement: AngleUnit: °
Note: Value can be positive or negative.
Water Depth
Water Depth is vertical distance from the surface of a body of water to its bottom, it is a critical parameter for understanding the characteristics and behaviors of the marine environment.
Symbol: d
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Seabed Elevation
Seabed Elevation impact on the distribution of subsurface pressures in coastal areas. Variations in seabed elevation can affect the flow of groundwater.
Symbol: Z
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Gravitational acceleration on Earth
Gravitational acceleration on Earth means that the velocity of an object in free fall will increase by 9.8 m/s2 every second.
Symbol: [g]
Value: 9.80665 m/s²
Gravitational acceleration on Earth
Gravitational acceleration on Earth means that the velocity of an object in free fall will increase by 9.8 m/s2 every second.
Symbol: [g]
Value: 9.80665 m/s²
Archimedes' constant
Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
Symbol: π
Value: 3.14159265358979323846264338327950288
cos
Cosine of an angle is the ratio of the side adjacent to the angle to the hypotenuse of the triangle.
Syntax: cos(Angle)
cosh
The hyperbolic cosine function is a mathematical function that is defined as the ratio of the sum of the exponential functions of x and negative x to 2.
Syntax: cosh(Number)

Other Formulas to find Sub Surface Pressure

​Go Pressure given Height of Surface Waves based on Subsurface Measurements
p=(ηρ[g]Kf)-(ρ[g]z'')

Other formulas in Pressure Reference Factor category

​Go Pressure Reference Factor
K=cosh(2πDZ+dλ)cosh(2πdλ)
​Go Pressure given Pressure Response Factor
Pss=ρ[g](((H2)cos(θ)k)-Z)

How to Evaluate Pressure taken as Gauge Pressure relative to Wave Mechanics?

Pressure taken as Gauge Pressure relative to Wave Mechanics evaluator uses Sub Surface Pressure = (Mass Density*[g]*Wave Height*cosh(2*pi*(Upper Bottom Distance)/Wavelength))*cos(Phase Angle)/(2*cosh(2*pi*Water Depth/Wavelength))-(Mass Density*[g]*Seabed Elevation) to evaluate the Sub Surface Pressure, The Pressure taken as Gauge Pressure relative to Wave Mechanics Formula is defined as the pressure relative to atmospheric pressure. Gauge pressure is positive for pressures above atmospheric pressure, and negative for pressures below it. Sub Surface Pressure is denoted by p symbol.

How to evaluate Pressure taken as Gauge Pressure relative to Wave Mechanics using this online evaluator? To use this online evaluator for Pressure taken as Gauge Pressure relative to Wave Mechanics, enter Mass Density (ρ), Wave Height (H), Upper Bottom Distance (Dz'+d'), Wavelength (λ), Phase Angle (θ), Water Depth (d) & Seabed Elevation (Z) and hit the calculate button.

FAQs on Pressure taken as Gauge Pressure relative to Wave Mechanics

What is the formula to find Pressure taken as Gauge Pressure relative to Wave Mechanics?
The formula of Pressure taken as Gauge Pressure relative to Wave Mechanics is expressed as Sub Surface Pressure = (Mass Density*[g]*Wave Height*cosh(2*pi*(Upper Bottom Distance)/Wavelength))*cos(Phase Angle)/(2*cosh(2*pi*Water Depth/Wavelength))-(Mass Density*[g]*Seabed Elevation). Here is an example- 0.320275 = (997*[g]*3*cosh(2*pi*(19.31)/26.8))*cos(1.0471975511964)/(2*cosh(2*pi*1.05/26.8))-(997*[g]*0.908).
How to calculate Pressure taken as Gauge Pressure relative to Wave Mechanics?
With Mass Density (ρ), Wave Height (H), Upper Bottom Distance (Dz'+d'), Wavelength (λ), Phase Angle (θ), Water Depth (d) & Seabed Elevation (Z) we can find Pressure taken as Gauge Pressure relative to Wave Mechanics using the formula - Sub Surface Pressure = (Mass Density*[g]*Wave Height*cosh(2*pi*(Upper Bottom Distance)/Wavelength))*cos(Phase Angle)/(2*cosh(2*pi*Water Depth/Wavelength))-(Mass Density*[g]*Seabed Elevation). This formula also uses Gravitational acceleration on Earth, Gravitational acceleration on Earth, Archimedes' constant and , Cosine (cos), Hyperbolic Cosine (cosh) function(s).
What are the other ways to Calculate Sub Surface Pressure?
Here are the different ways to Calculate Sub Surface Pressure-
  • Sub Surface Pressure=((Water Surface Elevation*Mass Density*[g]*Pressure Factor)/Correction Factor)-(Mass Density*[g]*Depth of Pressure Gauge)OpenImg
Can the Pressure taken as Gauge Pressure relative to Wave Mechanics be negative?
Yes, the Pressure taken as Gauge Pressure relative to Wave Mechanics, measured in Pressure can be negative.
Which unit is used to measure Pressure taken as Gauge Pressure relative to Wave Mechanics?
Pressure taken as Gauge Pressure relative to Wave Mechanics is usually measured using the Kilopascal[kPa] for Pressure. Pascal[kPa], Bar[kPa], Pound Per Square Inch[kPa] are the few other units in which Pressure taken as Gauge Pressure relative to Wave Mechanics can be measured.
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