Free piston Stirling engine model, creative technology gift, physics teaching model, birthday gift craft

This free piston Stirling engine model, with its unique structure and captivating operation, stands as a highly creative and educational piece of technological art. It not only ignites your interest in physics but also serves as a distinctive birthday gift or a treasured craft collectible.

Product Features:

• Unique Free Piston Design: The model features a free piston structure, differing from traditional connecting rod mechanisms. Its piston moves freely within the cylinder, generating power through changes in air pressure. This mode of operation is novel and fascinating.

• Exquisite Materials and Craftsmanship: The main components are precisely machined from high-quality metal, offering a substantial feel. The transparent glass cylinder clearly showcases the internal piston's movement, while the red, gold, and silver color scheme adds to its refined and modern appearance.

• Intuitive Physics Instruction: By heating it with an alcohol lamp (not included), you can clearly observe the working process of the Stirling engine and understand the principle of thermal energy conversion into mechanical energy, making it an ideal model for physics demonstrations.

• Creative Technology Gift: Unlike conventional gifts, this Stirling engine model is filled with technological flair and design sensibility. Whether given to children curious about science and technology or as a unique adult gift, it demonstrates your taste and creativity.

• Elegant Desktop Ornament: The model's base is made of wood, providing stability and a rich texture. Its compact size makes it perfect for placing on a desk, office table, or display cabinet, becoming an eye-catching decorative piece.

• Simple Operation, Easy Observation: Simply light the alcohol lamp, allow it to preheat for a moment, then gently flick the flywheel, and the engine will begin to run smoothly. You can observe the piston's movement and energy conversion up close.

Working Principle (Brief):

The free piston Stirling engine operates on the principle of a sealed gas expanding and contracting cyclically between two heat sources of different temperatures. When the hot end is heated, the gas expands, pushing the free piston. When the cold end dissipates heat, the gas contracts, and under the effect of the pressure difference, the piston moves in the opposite direction, thereby achieving continuous reciprocating motion that drives the relevant mechanisms.

Suitable For:

• Physics teaching demonstrations

• Technology enthusiast collections

• Youth science enlightenment

• Creative birthday gifts

• Desktop decorations

• Tech-themed event gifts

This free piston Stirling engine model ingeniously combines the rigor of science with the beauty of art, allowing you to appreciate the elegance of mechanical motion while experiencing the charm of physics.

Product Information:
Length, Width, and Height (mm): 110 x 65 x 70
Net Weight: 180g
Connecting Rod Material: Aluminum Alloy
Hot Cylinder Material: Quartz Glass
Base Material: Bamboo

Operating Instructions:
Heat the fuel with 95% alcohol. Heat for approximately 30 seconds, then turn the flywheel to start the Stirling engine model. The engine can rotate forward and reverse. Do not add any lubricant to the cylinder and piston.