AIRCRAFT TURBULENCE DETECTION
A warning method for an aircraft includes receiving a first parameter indicative of an aircraft's flight path, calculating a stable approach value based on the first parameter, receiving a second parameter indicative of the aircraft's turbulence, calculating a turbulence factor based on the second parameter, calculating a safe landing value based on the stable approach value and the turbulence factor, comparing the safe landing value to a threshold value, and providing an aircraft warning when the safe landing value fails to meet the threshold value.
1 . A warning method for an aircraft comprising:
receiving a first parameter indicative of an aircraft's flight path,
calculating a stable approach value based on the first parameter,
receiving a second parameter indicative of the aircraft's turbulence,
calculating a turbulence factor based on the second parameter,
calculating a safe landing value based on the stable approach value and the turbulence factor,
comparing the safe landing value to a threshold value, and
providing an aircraft warning when the safe landing value fails to meet the threshold value.
2 . The method of claim 1 , wherein the first parameter comprises the aircraft's vertical speed and the aircraft's height above the ground.
3 . The method of claim 1 , wherein the second parameter comprises the aircraft's pitch rate and the aircraft's vertical acceleration rate.
4 . The method of claim 3 , wherein the aircraft's pitch rate comprises a frequency of a pitch's oscillation.
5 . The method of claim 3 , wherein the aircraft's vertical acceleration rate comprises a maximum vertical acceleration over a period of time.
6 . The method of claim 1 , wherein the second parameter comprises a frequency of a vertical acceleration rate of the aircraft.
7 . The method of claim 1 , wherein the second parameter comprises an acceleration of the aircraft about an axis, a rate of change of an acceleration of the aircraft about an axis, a yaw rate of the aircraft, or a roll rate of the aircraft.
8 . The method of claim 1 , wherein calculating the safe landing value comprises normalizing the stable approach value and the turbulence factor.
9 . The method of claim 1 , wherein calculating the safe landing value comprises adding the stable approach value and the turbulence factor or multiplying the stable approach value and the turbulence factor.
10 . The method of claim 1 , wherein the aircraft warning comprises a go-around instruction, tailstrike warning, a hard landing warning, a long landing warning, or a bounce landing warning.
11 . An aircraft warning system comprising:
a first module that receives multiple first parameters indicative of an aircraft's flight path,
a second module that calculates a stable approach value based on the multiple first parameters,
a third module that receives multiple second parameters indicative of the aircraft's turbulence,
a fourth module that calculates a turbulence factor based on the multiple second parameters,
a fifth module that calculates a safe landing value based on the stable approach value and the turbulence factor,
a sixth module that compares the safe landing value to a threshold value, and
a seventh module that provides an aircraft warning when the safe landing value fails to meet the threshold value.
12 . The system of claim 11 , wherein the multiple first parameters comprise the aircraft's vertical speed and the aircraft's height above the ground.
13 . The system of claim 11 wherein the multiple second parameters comprise the aircraft's pitch rate and the aircraft's vertical acceleration rate.
14 . The system of claim 13 , wherein the aircraft's pitch rate comprises a frequency of a pitch's oscillation.
15 . The system of claim 13 , wherein the aircraft's vertical acceleration rate comprises a maximum vertical acceleration over a period of time.
16 . The system of claim 11 , wherein the multiple second parameters comprise a frequency of a vertical acceleration rate of the aircraft.
17 . The system of claim 11 , wherein the multiple second parameters comprise an acceleration of the aircraft about an axis, a rate of change of an acceleration of the aircraft about an axis, a yaw rate of the aircraft, or a roll rate of the aircraft.
18 . The system of claim 11 , wherein the fifth module normalizes the stable approach value and the turbulence factor.
19 . The system of claim 11 , wherein the fifth module adds the stable approach value and the turbulence factor or multiplies the stable approach value and the turbulence factor.
20 . The system of claim 11 , wherein the aircraft warning comprises a go-around instruction, tailstrike warning, a hard landing warning, a long landing warning, or a bounce landing warning.
21 . A warning method for an aircraft comprising:
receiving multiple first parameters indicative of an aircraft's flight path,
calculating a stable approach value based on the multiple first parameters,
receiving multiple second parameters indicative of the aircraft's turbulence,
calculating a turbulence factor based on the multiple second parameters,
calculating a safe landing value based on the stable approach value and the turbulence factor,
comparing the safe landing value to a threshold value, and
providing an aircraft warning when the safe landing value fails to meet the threshold value.
22 . The method of claim 21 , wherein the multiple first parameters comprise the aircraft's vertical speed and the aircraft's height above the ground.
23 . The method of claim 21 , wherein the multiple second parameters comprise the aircraft's pitch rate and the aircraft's vertical acceleration rate.
24 . A warning method for an aircraft comprising:
receiving a stable approach value,
receiving a parameter indicative of the aircraft's turbulence,
calculating a turbulence factor based on the parameter,
calculating a safe landing value based on the stable approach value and the turbulence factor,
comparing the safe landing value to a threshold value, and
providing an aircraft warning when the safe landing value fails to meet the threshold value.