K–12 Mechatronics Projects Light Refraction & Reflection Mechatronics/Process Control Laboratory Servomotor Light source Light sensor The reflection experiment test-bed is used for both light reflection and absorption experiments. A common laser pointer is used as the light source. A photoresistor is used as the light sensor. KEY PARTS: SERVOMOTORS PHOTORESISTOR LASER POINTER Light Refraction & Reflection Mechatronics/Process Control Laboratory Light source Light sensor Potentiometer Limit switches The refraction experiment test-bed is used to measure the index of refraction for various media. KEY PARTS: SERVOMOTOR DC MOTOR PHOTORESISTOR LINEAR POTENTIOMETER LASER POINTER H-BRIDGE LIMIT SWITCH Heat Conduction & Periodic Motion Mechatronics/Process Control Laboratory DS1620 DB-15 adapter The conduction experiment test-bed is used to measure heat conductivity through the rod. A hole has been bored into one end of each rod for the heating element to be inserted. The other end of the rod is placed into an ice water bath. DS1620 KEY PARTS: THERMAL SENSOR HEATER ALUMINIUM ROD ICE BATH SOLID STATE RELAY Heat Conduction & Periodic Motion Mechatronics/Process Control Laboratory Horizontal reference θ IR transmitter t Mass Vertical reference r mg IR receiver The pendulum experiment test-bed is used to measure the periodicity of a simple pendulum. The length of the pendulum is adjusted by the servomotor through a pulley. KEY PARTS: SERVOMOTOR INFRARED EMITTER INFRARED DETECTOR MASS Conductivity Experiment Mechatronics/Process Control Laboratory This experiment shows that conductivity of water increases by adding salt content to the water. Key Parts: DC Motor Agitator Reed Relay Lab Beaker Electrodes Flow Control Knob Static Friction Mechatronics/Process Control Laboratory The static friction coefficient test-bed is used to experimentally determine the coefficient of static friction between various surfaces. It consists of a horizontal base and a plate that can be rotated from a level plane to the vertical position. Stopper IR receiver IR transmitter Potentiometer ADC with span and offset Circuitry Stopper H-Bridge DC motor KEY PARTS: DC MOTOR ROTARY POTENTIOMETER ANALOG DIGITAL CONVERTER INFRARED EMITTER INFRARED DETECTOR SMART 2003 Projects Static Equilibrium Teachers: Robert Gandolfo & Paul Friedman T FH x W3 W1 W2 FV FORCES = 0 TORQUE = 0 Vdd Vdd P3 Incline sensor Vdd Offset ADC 0831 KEY PARTS: TWO SERVOMOTORS ROTARY POTENTIOMETER P4 SLIDE POTENTIOMETER P5 LOAD CELL Vdd LEAD SCREW The Smart Road Physics Core Correlation: Kinematics Teachers: Clay Davis & Richard Balsamel A Mechatronics Demonstration Project Servomotor Assembly Board of Education and Basic Stamp 2 Photogate KEY PARTS: SERVOMOTOR ROTARY POTENTIOMETER LEDS PHOTOTRANSISTORS Catch Me If You Can Teachers: John Luvera & Michael McDonnell x Voxt Vo cos 2Vo sin g KEY PARTS: SERVOMOTOR DC MOTOR ROTARY POTENTIOMETERS LAUNCHER H-BRIDGE SOLID STATE RELAY ANALOG DIGITAL CONVERTER The Physics of Projectile Motion Teachers: William Leacock & Marlene McGarrity KEY PARTS: SERVOMOTOR DC MOTOR ROTARY POTENTIOMETERS PUSH SOLENOID H-BRIDGE INFRARED EMITTERS PHOTOTRANSISTORS ANALOG DIGITAL CONVERTER SOUND PLAYBACK MODULE The Ro-Boe-Clock Teachers: Michelle Carpenter-Smith & David Deutsch 8 Y1 X Z9Y9 9 A10 B10 C10 10 ED 10 GF10 H1010 H2 E8 F G8 H8 I8 8 J D8 K8 L8 M8 N8 O8 P8 I4 4 I9 L3 S2 V2 W2 2 B9 C9 A8 8 10 J4 O4 6 J9 K9 L N99 M9 P O99 Q R99 N4M 4L 4 B8 5 T9 F3 P4 E3 Z2 D3 T2 A35 B3 C3 U2 X2 Y2 A9 Z7 W7 J5 E7 F7 D7 2 S Z6 Y6 T5 5 G7 H7 A7 B7 K5 L5 M5 U5 4 I7 J7 Q4 R5 C7 6 Z5 P6 O6 N6 L6 M6 10 To teach children ages 4-7 how to tell time A6 8 U Encoder KEY PARTS: BINARY ENCODER PHOTORESISTORS ROTARY POTENTIOMETER SERVOMOTORS INFRARED EMITTER INFRARED DETECTOR MOBILE ROBOT 2004 SMART Projects The SMART Intersection Teachers: Michael Koumoullos & Robert Winston Key Parts: IR LED IR Phototransistor Mechanical Relay Light bulb Quantum Leap Teachers: Amanda, Gunning, & Ram Avni This project demonstrates absorption or emission spectra when an electron moves from one shell to another Key Parts: Servomotor Photoresistor LEDs The SMART Weather Balloon Teachers: Ronald Occhiogrosso & Lennox Henry The SMART Weather Balloon captures Temperature and Pressure data from 0 to 9 m high. Key Parts: Temperature/Humidity Sensor Parallax Homework Board Radio Controlled Balloon Velocity Monitoring via Magnetic Interaction Teachers: Vincent Pereira & Steven Scharf This project proves the Faradays Law that there is a linear relationship between the induced voltage in a coil and the rate at which the magnetic field changes within the loops Key Parts: Coil Magnet IR LED IR Phototransistor Operational Amplifier Analog Digital Converter I Push! You Push Back!: Newton’s 3rd Law in Action Teachers: Dvora Geller, Ed Gruber, & Denise McNamara This project proves Newton’s Third Law of motion Key Parts: LCD Load Cell Punch Mitt 2005 SMART Projects Coefficient of Restitution the Bouncing Ball Teachers: Lennon Safe and Carol Obler The coefficient of restitution is a number which indicates how much kinetic energy (energy of motion) remains after a collision of two objects. This project measures the coefficient of restitution and determines how elastic the object is. Key Parts : Ultrasonic Sensor DC Motor Vehicle of Revolution Teachers: Henry Penna, Michael Fishenfeld, and Douraine Stewart The objective of the project is to build a preprogrammed model that will roll or drive a certain distance. The student determines the number of revolutions that the car will make to get to the target and student will enter that prediction into the model vehicle’s display screen and then observe moving vehicle. Key Parts: Lexan DC Motor LCD Display Gears Earth’s Seasonal Heat Absorption and Climate Regions Model Teachers: Joseph Renna and Rodolfo Vera The Earth-Sun insolation model effectively shows the differences in heat absorption at three latitudes set in the Northern Hemisphere Key Parts: Analog Temperature Probes Servo Motor LCD Display Plexi Glass The Heat Seeking Flame Probe Teachers: Michael Francesco and Fady Ishak The Heat Seeking Flame Probe (HSFP) determines the hottest section in a flame.It will vertically traverse a flame,sampling different temperatures, until it locates the hottest section of the flame. Key Parts: Type K Thermocouple ADC 0831 Servo Motor Plexiglass Finding the Critical Angle of a Prism Teachers: Mustafa Kilic and Thomas Byrne This project finds the critical angle of a medium. It explains Concept of total internal reflection. Key Parts: Photoresistor ADC 0831 Chip Laser Acrylic Lens The Smart Resonance Tube Teachers: Joe Rodichok and Robert Morris The SMART Resonance Tube will accurately determine the tube length which forces the tube into its first mode of vibration. This essentially makes the tube accept the selected frequency as its first harmonic frequency. Key Parts: Speaker and Microphone Dc Motor Position Sensor The Codon Decoder Teachers: Vera Mihalcik and Cameron Jahn Models the process of protein synthesis within the ribosome. Helps students understand which amino acids are created by manipulating RNA coding. Key Parts: LCD Potentiometer knob Buttons Servo motors and belts Robo Submarine Teachers: Joy Hinds and James Kevin Mcmahon This project illustrates the Archimedes' Principle. The Robo submarine descends into a body of water, stay for a set period of time, collect data and stores the collected data Key Parts: Solenoids 12 volt Tank Valve Airbrush propellers pvc pipes