Tilt factor for reflected radiation Calculator

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✖Reflectivity is the fraction of incident radiation flux reflected by the body.ⓘ Reflectivity [ρ]			+10% -10%
✖Tilt Angle is the angle between the inclined slope and the horizontal plane .ⓘ Tilt Angle [β]			+10% -10%

✖Tilt factor for reflected radiation is defined as the ratio of the diffuse radiation flux falling on the tilted surface to that falling on a horizontal surface considering reflectivity ρ.ⓘ Tilt factor for reflected radiation [r_r]

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Formula

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Tilt factor for reflected radiation

Formula

`"r"_{"r"} = ("ρ"*(1-cos("β")))/2`

Example

`"0.00023"=("0.10"*(1-cos("5.5°")))/2`

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Tilt factor for reflected radiation Solution

STEP 0: Pre-Calculation Summary

Formula Used

Tilt factor for reflected radiation = (Reflectivity*(1-cos(Tilt Angle)))/2
r_r = (ρ*(1-cos(β)))/2
This formula uses 1 Functions, 3 Variables

Functions Used

cos - Cosine of an angle is the ratio of the side adjacent to the angle to the hypotenuse of the triangle., cos(Angle)

Variables Used

Tilt factor for reflected radiation - Tilt factor for reflected radiation is defined as the ratio of the diffuse radiation flux falling on the tilted surface to that falling on a horizontal surface considering reflectivity ρ.
Reflectivity - Reflectivity is the fraction of incident radiation flux reflected by the body.
Tilt Angle - (Measured in Radian) - Tilt Angle is the angle between the inclined slope and the horizontal plane .

STEP 1: Convert Input(s) to Base Unit

Reflectivity: 0.1 --> No Conversion Required
Tilt Angle: 5.5 Degree --> 0.0959931088596701 Radian (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

r_r = (ρ*(1-cos(β)))/2 --> (0.1*(1-cos(0.0959931088596701)))/2

Evaluating ... ...

r_r = 0.000230190081640974

STEP 3: Convert Result to Output's Unit

0.000230190081640974 --> No Conversion Required

FINAL ANSWER

0.000230190081640974 ≈ 0.00023 <-- Tilt factor for reflected radiation

(Calculation completed in 00.005 seconds)

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< 8 Basics Calculators

Angle of incidence of sun rays

Go Angle Of Incidence = acos(sin(Latitude Angle)*(sin(Declination Angle)*cos(Tilt Angle)+cos(Declination Angle)*cos(Surface Azimuth Angle)*cos(Hour angle)*sin(Tilt Angle))+cos(Latitude Angle)*(cos(Declination Angle)*cos(Hour angle)*cos(Tilt Angle)-sin(Declination Angle)*cos(Surface Azimuth Angle)*sin(Tilt Angle))+cos(Declination Angle)*sin(Surface Azimuth Angle)*sin(Hour angle)*sin(Tilt Angle))

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Go Hour angle = acos(-tan(Latitude Angle-Tilt Angle)*tan(Declination Angle))

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Go Daylight Hours = 3600*acos(-tan(Latitude Angle)*tan(Declination Angle))

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Go Tilt factor for reflected radiation = (Reflectivity*(1-cos(Tilt Angle)))/2

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Tilt factor for diffused radiation

Go Tilt factor for diffused radiation = (1+cos(Tilt Angle))/2

Declination angle

Go Declination Angle = 23.45*sin(0.9863*(284+Number of days))

Hour angle

Go Hour angle = (Solar Time/3600-12)*15*0.0175

Tilt factor for reflected radiation Formula

Tilt factor for reflected radiation = (Reflectivity*(1-cos(Tilt Angle)))/2
r_r = (ρ*(1-cos(β)))/2

How is the shape factor calculated?

It is assumed that the reflection of the beam and diffuse radiations falling on the ground are diffuse and isotropic and that the reflectivity is given ρ.

How to Calculate Tilt factor for reflected radiation?

Tilt factor for reflected radiation calculator uses Tilt factor for reflected radiation = (Reflectivity*(1-cos(Tilt Angle)))/2 to calculate the Tilt factor for reflected radiation, The Tilt factor for reflected radiation formula is defined as the ratio of the diffuse radiation flux falling on the tilted surface to that falling on a horizontal surface when reflectivity is given. Tilt factor for reflected radiation is denoted by r_r symbol.

How to calculate Tilt factor for reflected radiation using this online calculator? To use this online calculator for Tilt factor for reflected radiation, enter Reflectivity (ρ) & Tilt Angle (β) and hit the calculate button. Here is how the Tilt factor for reflected radiation calculation can be explained with given input values -> 0.00023 = (0.1*(1-cos(0.0959931088596701)))/2.

FAQ

What is Tilt factor for reflected radiation?

The Tilt factor for reflected radiation formula is defined as the ratio of the diffuse radiation flux falling on the tilted surface to that falling on a horizontal surface when reflectivity is given and is represented as r_r = (ρ*(1-cos(β)))/2 or Tilt factor for reflected radiation = (Reflectivity*(1-cos(Tilt Angle)))/2. Reflectivity is the fraction of incident radiation flux reflected by the body & Tilt Angle is the angle between the inclined slope and the horizontal plane .

How to calculate Tilt factor for reflected radiation?

The Tilt factor for reflected radiation formula is defined as the ratio of the diffuse radiation flux falling on the tilted surface to that falling on a horizontal surface when reflectivity is given is calculated using Tilt factor for reflected radiation = (Reflectivity*(1-cos(Tilt Angle)))/2. To calculate Tilt factor for reflected radiation, you need Reflectivity (ρ) & Tilt Angle (β). With our tool, you need to enter the respective value for Reflectivity & Tilt Angle and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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