What Does Retard Mean in Aviation?
In the world of aviation, there are many technical terms that pilots and aviation enthusiasts use to communicate effectively. One such term is "retard," which is often misunderstood or misused. In this article, we will delve into the meaning of "retard" in aviation and explore its various applications.
What Does Retard Mean in Aviation?
In aviation, "retard" is a verb that means to slow down or reduce the speed of an aircraft. This can be done by applying the brakes, reducing power, or adjusting the throttle setting. The term "retard" is often used in combination with other verbs, such as "retard the throttle" or "retard the propeller."
Types of Retard
There are several types of retard used in aviation, including:
- Throttle Retard: This type of retard involves reducing the power output of an engine by adjusting the throttle setting. This is often done to slow down an aircraft during takeoff or landing.
- Propeller Retard: This type of retard involves adjusting the pitch of the propeller to reduce its effectiveness and slow down the aircraft.
- Brake Retard: This type of retard involves applying the brakes to slow down the aircraft.
- Rudder Retard: This type of retard involves using the rudder to control the direction of the aircraft and slow it down.
When to Use Retard
Retard is used in various situations in aviation, including:
- Takeoff: During takeoff, pilots may use retard to slow down the aircraft as it becomes airborne.
- Landing: During landing, pilots may use retard to slow down the aircraft as it approaches the runway.
- Taxiing: During taxiing, pilots may use retard to slow down the aircraft and maintain control.
- Emergency Situations: In emergency situations, such as engine failure or system malfunctions, pilots may use retard to slow down the aircraft and maintain control.
Retard in Different Aircraft
Retard is used in different types of aircraft, including:
- Fixed-Wing Aircraft: In fixed-wing aircraft, retard is used to slow down the aircraft during takeoff and landing.
- Rotorcraft: In rotorcraft, retard is used to slow down the aircraft during takeoff and landing.
- Gliders: In gliders, retard is used to slow down the aircraft and maintain control during descent.
Table: Types of Retard
| Type of Retard | Description |
|---|---|
| Throttle Retard | Reduces power output of engine |
| Propeller Retard | Adjusts pitch of propeller to reduce effectiveness |
| Brake Retard | Applies brakes to slow down aircraft |
| Rudder Retard | Uses rudder to control direction and slow down aircraft |
Conclusion
In conclusion, "retard" is a crucial term in aviation that means to slow down or reduce the speed of an aircraft. There are several types of retard, including throttle retard, propeller retard, brake retard, and rudder retard. Retard is used in various situations, including takeoff, landing, taxiing, and emergency situations. By understanding the meaning and applications of "retard" in aviation, pilots and aviation enthusiasts can communicate more effectively and maintain safe and efficient flight operations.
Important Points to Remember
- Retard is not the same as reverse: Retard and reverse are two different terms in aviation. Reverse refers to the opposite direction of rotation of an engine or propeller, while retard refers to slowing down the aircraft.
- Retard is not the same as braking: Retard and braking are two different terms in aviation. Braking refers to the application of brakes to slow down the aircraft, while retard refers to slowing down the aircraft using other means, such as throttle or propeller adjustment.
- Retard is an important part of flight operations: Retard is an essential part of flight operations, as it allows pilots to slow down the aircraft and maintain control during various phases of flight.
References
- Federal Aviation Administration. (2020). Pilot’s Handbook of Aeronautical Knowledge.
- International Civil Aviation Organization. (2019). Aircraft Operations.
- Boeing. (2020). Boeing 737 Pilot’s Operating Handbook.
