Helicopter Tail-Rotor Control Demonstrator
★Exhibit Content: Helicopter Tail Rotor Control Demonstration ★Interaction: Electromechanical Interaction ★Operation: Press the start button and observe the fuselage rotation caused by the main rotor spinning; turn the speed control knob to adjust the tail rotor speed and observe changes in fuselage balance and heading. ★Exhibit Description: The exhibit consists of a display stand, a transparent hemispherical protective cover, a helicopter model, a start button, a speed control knob, and an electronic control system. It is a recommended exhibit from the PopsciCat Exhibit Store. When visitors press the button, the model's main rotor spins, and the reaction torque causes the fuselage to rotate in the opposite direction; rotating the speed control knob adjusts the tail rotor speed, changing the lateral thrust. When the thrust matches the anti-torque, the fuselage remains stationary; when the thrust changes, the fuselage turns. The transparent protective cover ensures both observation and safety, making it suitable for science and technology museums and campus science popularization halls to conduct aviation mechanics education, intuitively demonstrating the heading stability principle of a single-rotor helicopter's tail rotor. ★Scientific Principle: The helicopter tail rotor, also called the anti-torque rotor, operates on the core principle of Newton's third law of action and reaction. When the main rotor spins at high speed, the engine drives the blades to rotate, and the rotor applies a reverse torque to the fuselage. Without a tail rotor, the fuselage would continuously spin in the opposite direction of the main rotor. The tail rotor generates horizontal thrust to counteract the anti-torque from the main rotor, maintaining the fuselage's stable attitude; by adjusting the tail rotor speed to change the thrust magnitude, the helicopter's heading can be controlled. This structure is an indispensable part of conventional single-rotor helicopters and is a classic application of attitude control in aviation vehicles.
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- 0.7*0.7*1.0m 0.7*0.7*1.0mDimensions (unit: m): 0.7*0.7*1.0m Brand: PopsciCat Model: PopsciCat-space-009 1. Materials: ① Display stand frame: 30 square tube, 2.0mm cold-rolled steel panel, surface baked paint ② Tabletop: solid oak wood board, thickness ≥15mm ③ Instruction sign, graphic panel: acrylic UV printing ④ Maintenance door: 2.0mm cold-rolled steel panel with surface baked paint ⑤ Protective cover: transparent acrylic + custom-colored acrylic as needed ⑥ Electrical control box: cold-rolled steel painted enclosure, containing control circuits, switching power supply, circuit breakers, terminal blocks, etc. 2. Main Configuration: ① Electrical control: electrical logic control system, equipped with Inertia® K3 PLC controller with protection specially for science exhibits ② Button: self-resetting 22mm stainless steel metal button with ring light; LED voltage not higher than 12V ③ Knob: metal ④ Helicopter: modified model, connected to the electrical control system 3. Installation Requirements: ① Power requirement: AC100-240V, 50/60Hz 100W (standard three-wire socket) ② Installation base: place directly ③ Entry passage: door frame dimensions (width × height) ≥1.3m×2.0m, continuous turning interval in passage ≥2m ④ Maintenance access: not required
★Exhibit Content: Helicopter Tail Rotor Control Demonstration ★Interaction: Electromechanical Interaction ★Operation: Press the start button and observe the fuselage rotation caused by the main rotor spinning; turn the speed control knob to adjust the tail rotor speed and observe changes in fuselage balance and heading. ★Exhibit Description: The exhibit consists of a display stand, a transparent hemispherical protective cover, a helicopter model, a start button, a speed control knob, and an electronic control system. It is a recommended exhibit from the PopsciCat Exhibit Store. When visitors press the button, the model's main rotor spins, and the reaction torque causes the fuselage to rotate in the opposite direction; rotating the speed control knob adjusts the tail rotor speed, changing the lateral thrust. When the thrust matches the anti-torque, the fuselage remains stationary; when the thrust changes, the fuselage turns. The transparent protective cover ensures both observation and safety, making it suitable for science and technology museums and campus science popularization halls to conduct aviation mechanics education, intuitively demonstrating the heading stability principle of a single-rotor helicopter's tail rotor. ★Scientific Principle: The helicopter tail rotor, also called the anti-torque rotor, operates on the core principle of Newton's third law of action and reaction. When the main rotor spins at high speed, the engine drives the blades to rotate, and the rotor applies a reverse torque to the fuselage. Without a tail rotor, the fuselage would continuously spin in the opposite direction of the main rotor. The tail rotor generates horizontal thrust to counteract the anti-torque from the main rotor, maintaining the fuselage's stable attitude; by adjusting the tail rotor speed to change the thrust magnitude, the helicopter's heading can be controlled. This structure is an indispensable part of conventional single-rotor helicopters and is a classic application of attitude control in aviation vehicles.
Review
Principle Display: ★★★★ Interaction Effect: ★★★★ Ease of Installation: ★★★★★ Durability: ★★★★ Overall Rating: ★★★★