Solar Boat STEM Lab Manufacturer,Supplier and Exporter in India

Product Code : SCL-MH-12480

The Solar Boat STEM Lab is an advanced photovoltaic and marine engineering training system developed by Educational Instrument India. Designed to demonstrate the direct conversion of solar radiant energy into electrical and mechanical kinetic energy, this interactive apparatus provides a highly engaging platform for teaching the principles of renewable energy, circuits, and green transportation alternatives. As a premier manufacturer of institutional laboratory equipment, Educational Instrument India ensures that this product is completely tender-compliant, built to rigorous safety standards, and aligned perfectly with modern STEM, CBSE, ICSE, and international educational boards.

Product Description

The Solar Boat STEM Lab serves as an interactive renewable energy workstation for the classroom. It consists of a streamlined, hydrodynamic hull equipped with an adjustable, high-efficiency monocrystalline solar panel, an electrical control circuit, and a low-inertia DC motor driving a marine propeller.

When exposed to sunlight or a high-intensity laboratory lamp, the solar panel absorbs photons, generating a flow of electrons (direct current). This electrical energy is routed through the terminal board to power the motor, which drives the propeller to push the water backward, propelling the boat forward via Newton's Third Law of Motion.

Core Learning Objectives:

Photovoltaic Efficiency: Studying how light intensity and the angle of incidence affect electrical power generation.

Circuit Dynamics: Understanding voltage, current, and resistance in a real-world solar-powered circuit using the fundamental equation:

Marine Propulsion & Fluid Resistance: Analyzing how hull shape and propeller RPM overcome fluid drag to achieve momentum.

Technical Product Specifications

How to Use the Model (Step-by-Step Laboratory Guide)

Prepare the Basin: Fill a long laboratory water trough, demonstration tank, or shallow tray with clean, clear water.

Configure the Circuit: Place the Solar Boat on a stable surface. Use the integrated terminal board to complete the circuit between the solar panel and the motor. If tracking data, bridge a multimeter across the safety terminals to measure voltage and current.

Calibrate the Solar Angle: Loosen the angle-adjustment knob on the solar panel mount. Tilt the panel face so that it sits completely perpendicular to your light source (either direct natural sunlight or a 150W laboratory halogen lamp). Secure the knob.

Launch and Observe: Gently lower the boat onto the water surface. As soon as light hits the panel, the propeller will begin to spin, driving the vessel smoothly across the water channel.

Experiment with Variables: Introduce shade over portions of the panel or vary the angle of the panel relative to the light. Document how changes in light collection drop the electrical power ($P$) and alter the boat’s velocity.

Frequently Asked Questions (FAQ)

Q1: Can this STEM lab model operate indoors under standard classroom LED or fluorescent ceiling lights?

A: Standard office or classroom ceiling lights do not provide a high enough light energy density to drive the motor. For indoor experiments, use a 150W halogen lab lamp or a dedicated high-intensity incandescent source to simulate natural sunlight.

Q2: What happens if water gets splashed directly onto the solar panel or terminal board?

A: The solar panel and terminal jacks are sealed with a water-resistant protective layer. If splashed, simply switch off any external meters, remove the boat from the basin, and wipe the terminals dry with a soft cloth before continuing the lab.

Q3: How do we calculate the total electrical efficiency of the solar boat?

A: Students can measure the voltage and current using a multimeter to find the electrical power output ($P = V \cdot I$). By comparing this against the calculated mechanical output or the light energy rating of the lamp, they can map the total energy conversion efficiency.