Site Map www.stefanelli.eng.br in English - Portal Prof. Eduardo J. Stefanelli

- Curriculum Vitae do Prof.: Eduardo J. Stefanelli (still in Portuguese)
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- Download – Dial Indicator Millimeters and Inches
- Download – Ruler or Line Gauge in Millimeters, Fractional and Decimal Inches
- Download – Angle or Goniometer Protractor
- Download – Virtual Micrometer on Millimeter and Inches
- Download – Vernier Scale in Millimeter, Fractional and Milesimal Inch
- Download: Simulator of Vernier, Dial and Digital Calipers
- Exercises: Reading and Interpretation of a Dial Indicator
- Conceptual Map: Metrology
- Simulator, Graph Program and Self-Assessment Tolerances, Deviations and Fits – NBR 6158
- Metrology Workbook – Tolerances and Adjustements – ABNT NBR 6158 Charts
- Exercises – Millimeter Conversion to Fractional and Milesimal Inch
- Results – Millimeter in Fractional and Milesimal inch Conversion Exercises
- Exercises – Fractional Inch to Millimeters and Milesimal Inch Conversion
- Results – Fractional inch in Millimeter and Milesimal Inch Conversion Exercise
- Exercises – Milesimal inch to Millimeter and Fractional Inch Conversion
- Results – Milesimal Inch to Millimeter and Fractional Inch Conversion Exercise
- How to convert Decimal Degree to Degree, Minute and Second (° ‘ “)
- Calculate – Millimeter, Fractional inch and Milesimal Conversion
- Table of Fundamental Deviations to the Axis-Basis Tolerance – Standard ABNT NBR 6158
- Self-Assessment: Ruler or Line Gauge in Millimeter
- Exercises: Reading and Interpretation of Ruler or Line Gauge in Millimeter
- Commented Solution – Reading and Interpretation of Ruler or Gauge in Millimeter Exercises
- Self-Assessment: Graduated Ruler or Tenth Inch Gauge
- Exercise: Reading and Interpretation of Ruler or Tenth Inch Gauge
- Commented Solution: Reading and Interpretation of Ruler or Tenth Inch Gauge – Exercise
- Simulator – Use and Reading of Tenth Inch Ruler or Line Gauge
- Self-Assessment: Ruler or Line Gauge in Fractional Inch
- Exercise: Reading and Interpretation of Ruler or Line Gauge in Fractional Inch
- Solution of Graduated Ruler or Line Gauge in Fractional Inch Reading Exercise
- Simulator of Use and Reading of Ruler or Line Gauge in Fractional Inch
- Virtual Graduated Ruler – Simulator of Use and Reading of Line Gauge in Millimeter
- Table of Fundamental Deviations to Hole-Basis Tolerance – Standard ABNT NBR 6158
- Self-Assessment: Goniometer in Degree and Minute – Fiive Minutes Resolution
- Self-Assessment: Goniometer in Degree
- Simulator: Goniometer in Degree
- Virtual Goniometer in Five Minutes Degree Resolution (5′)
- Self-Assessment: Goniometer in Degree and Minute – One Minute Resolution
- Simulator: Decimal Degree Goniometer – One Minute Resolution
- Simulator – Calipers – Goniometer in Degree
- Micrometer main parts
- Simulator – Inner Micrometer
- Self-assessment: Micrometer in Hundredth of Millimeter
- Use and Reading of the Micrometer in Hundredth of Millimeter
- Simulator – Virtual Micrometer in Hundredths Millimeter
- Exercises: Reading and Interpretation of Micrometer in Hundredth of Millimeter – 1
- Exercises: Reading and Interpretation of Micrometer in Hundredth of Millimeter – 2
- Exercises: Reading and Interpretation of Micrometer in Hundredth of Millimeter – 3
- Commented Solution of the Micrometer in Hundredth Millimeter Exercises – 1
- Commented Solution of the Micrometer in Hundredth Millimeter Exercises – 2
- Commented Solution of the Micrometer in Hundredth Millimeter Exercises – 3
- Self-Assessment Micrometer in Thousandth of Millimeter
- Virtual Micrometer – Thousandth Millimeter Simulator
- Exercises: Reading and Interpretation of Micrometer in Thousandth Millimeter – 1
- Exercises: Reading and Interpretation of Micrometer in Thousandth Millimeter – 2
- Exercises: Reading and Interpretation of Micrometer in Thousandth Millimeter – 3
- Commented Solution of Exercise: Reading of Micrometer in Thousandth Millimeter – 1
- Commented Solution of Exercise: Reading of Micrometer in Thousandth Millimeter – 2
- Commented Solution of Exercise: Reading of Micrometer in Thousandth Millimeter – 3
- Self-assessment: Micrometer in Tenths of Thousandths of Inch
- Commented examples of Micrometer in Tenths of Thousandths Inch Reading
- Exercises: Reading and Interpretation of Micrometer in Tenths of Inch – 1
- Exercises: Reading and Interpretation of Micrometer in Tenths of Inch – 2
- Exercises: Reading and Interpretation of Micrometer in Tenths of Inch – 3
- Commented Exercises Results – Reading Micrometer in Tenths of Thousandths of Inch – 1
- Commented Exercises Results – Reading Micrometer in Tenths of Thousandths of Inch – 2
- Commented Exercises Results – Reading Micrometer in Tenths of Thousandths of Inch – 3
- Micrometer in Inch Tenths of Thousandth – Use and Reading
- Simulator – Virtual Micrometer in Tenths of Thousandth of Inch
- Self-Assessment: Micrometer in Thousandth Inch
- Commented examples of Reading and Interpretation of Micrometer in Thousandth Inch
- Exercises Reading of Micrometer in Thousandth Inch – 1
- Exercises Reading of Micrometer in Thousandth Inch – 2
- Exercises Reading of Micrometer in Thousandth Inch – 3
- Commented Results of Exercises Reading of Micrometer in Thousandth Inch – 1
- Commented Results of Exercises Reading of Micrometer in Thousandth Inch – 2
- Commented Results of Exercises Reading of Micrometer in Thousandth Inch – 3
- Use and Reading of Micrometer in Thousandth Inch
- Virtual Micrometer – Thousandth of Inch Simulator
- Virtual Depth Micrometer – Hundredth Millimeter Simulator
- Use of the Micrometer
- Vernier Caliper – Construction Characteristics
- Virtual Vernier Caliper – Reading and Interpretation in Tenths of Millimeter Simulator
- Virtual Vernier Caliper – Two hundredths Millimeter Simulator – 0.02mm
- Virtual Vernier Caliper – Five Hundredths Millimeter Simulator- 0.05 mm
- Self assessment: Vernier Caliper in Millimeter 0.1mm
- Self Assessment: Vernier Caliper in Fractional Inch – 1/128″
- Self Assessment: Vernier Caliper in Thousandth inch 50 Divisions
- Self Assessment: Vernier Caliper in Thousandth inch 50 Divisions
- Simulator: Reading and Interpretation of Vernier Scale in Fractional Inch
- Virtual Vernier Scale in Milesimal inch 25 Divisions – Use
- Virtual Vernier Scale in Milesimal inch 40 Divisions – Use
- Virtual Vernier Scale in Milesimal inch 50 Divisions – Use
- Vernier Caliper Main Parts
- Virtual Digital Caliper in Millimeter – Use Simulator
- Virtual Digital Caliper – Fractional Inch 1/128 Simulator
- Virtual Digital Caliper in Thousandth Inch – Use and Reading Simulator
- Self-Assessment: Vernier Caliper in Millimeter 0.02 mm
- Self-Assessment: Vernier Caliper in Millimeter 0.05 mm
- Virtual Vernier Caliper – simulator in 0.02 Millimeter
- Virtual Vernier Caliper – simulator in 0.05 Millimeter
- Exercises: Reading and Interpretation of Vernier Caliper in Millimeter
- Exercises: Reading of Vernier Caliper in Hundredth Millimeter 0.02 mm – 1
- Exercises: Reading of Vernier Caliper in Hundredth Millimeter 0.02 mm – 2
- Exercises: Reading of Vernier Caliper in Hundredth Millimeter 0.02 mm – 3
- Exercises: Reading of Vernier Caliper in Hundredth Millimeter 0.05 mm – 1
- Exercises: Reading of Vernier Caliper in Hundredth Millimeter 0.05 mm – 2
- Exercises: Reading of Vernier Caliper in Hundredth Millimeter 0.05 mm – 3
- Exercises: Reading of Vernier Caliper in Decimal Millimeter – 1
- Exercises: Reading of Vernier Caliper in Decimal Millimeter – 2
- Exercises: Reading of Vernier Caliper in Decimal Millimeter – 3
- Vernier Caliper – Millimeter Exercise Solving
- Commented Solution: Reading Exercises of Vernier Caliper in Millimeter 0.02 mm – 1
- Commented Solution: Reading Exercises of Vernier Caliper in Millimeter 0.02 mm – 2
- Commented Solution: Reading Exercises of Vernier Caliper in Millimeter 0.02 mm – 3
- Commented Solution: Reading Exercises of Vernier Caliper in Millimeter 0.05 mm – 1
- Commented Solution: Reading Exercises of Vernier Caliper in Millimeter 0.05 mm – 2
- Commented Solution: Reading Exercises of Vernier Caliper in Millimeter 0.05 mm – 3
- Commented Solution: Reading Exercises of Vernier Caliper in Millimeter Decimal – 1
- Commented Solution: Reading Exercises of Vernier Caliper in Millimeter Decimal – 2
- Commented Solution: Reading Exercises of Vernier Caliper in Millimeter Decimal – 3
- Virtual Vernier Caliper – Fractional Inch Reading Simulator
- Vernier Caliper in Fractional Inch – Measurement Examples
- Exercises: Reading Vernier Caliper in Fractional Inch – 1
- Exercises: Reading Vernier Caliper in Fractional Inch – 2
- Exercises: Reading Vernier Caliper in Fractional Inch – 3
- Commented Solution: Vernier Caliper – Exercise in fractional inch – 1
- Commented Solution: Vernier Caliper – Exercise in fractional inch – 2
- Commented Solution: Vernier Caliper – Exercise in fractional inch – 3
- Exercises of Vernier Caliper in Thousandth Inch 0.001 – List 1
- Exercises of Vernier Caliper in Thousandth Inch 0.001 – List 2
- Exercises of Vernier Caliper in Thousandth Inch 0.001 – List 3
- Commented Solution: Reading of Vernier Caliper in Thousandth Inch Exercises – List 1
- Commented Solution: Reading of Vernier Caliper in Thousandth Inch Exercises – List 2
- Commented Solution: Reading of Vernier Caliper in Thousandth Inch Exercises – List 3
- Virtual Vernier Caliper – Milesimal Inch 25 Divisions Simulator
- Virtual Vernier Caliper – Milesimal Inch 40 Divisions Simulator
- Virtual Vernier Caliper – Milesimal Inch 50 Divisions Simulator
- Virtual Dial Caliper – One Hundredth of Millimeter – Simulator
- Self-Assessment: Dial Caliper – One Hundredth of Millimeter
- Simulator: Virtual Dial Caliper in Fractional Inch
- Self-Assessment: Dial Caliper in Fractional Inch 1/64″
- Self-Assessment: Dial caliper in Thousandth of Inch
- Simulator: Virtual Dial Caliper in Thousandth of Inch
- Understanding and Using the Fractional Inch Measurement
- Use of Vernier Scale in Fractional Inch – Measuring and Interpretating
- Conversion Spreadsheet – Transformation of Millimeter in Fractional and Milesimal Inch
- Dial Indicator Components
- Self-Assessment Dial Indicator in Hundredth of Millimeter (0.01 mm)
- Self-assessment: Dial Indicator in Thousandth of Inch (0.0001 in)
- Virtual Dial Indicator, Simulator of Preload, Use and Reading
- Dial Indicator with Realistic Course of 10mm Simulator
- Solution of Dial Indicator Reading and Interpretation Exercises
- Virtual Dial Indicator, Simulator in Hundredths of Millimeter
- Virtual Dial Indicator – Simulator of Use in Thousandth Inch
- Table of Conversion between Millimeter, Fractional Inch, Thousandth Inch and Foot
- Table with Numerical Values of Degrees of Tolerance – IT – Standard ABNT NBR 6158
- Conversion from Millimeter to Fractional and Milesimal Inch – Calculation and Chart’s Interactive Program
- Virtual Triple Beam Balance – Simulator
- Study guide – Fractional and Millesimal Inch
- Use of the Vernier Caliper – Four-Dimensional
- Commented Examples of Micrometer Reading in Hundredths Millimeter
- Commented Examples of Micrometer Reading in Thousandths Millimeter

- Carburator Operation – Animation
- Carburator and Engine – Speed Increase
- Carburator – Auxiliary System of Rapid Acceleration
- Carburetor – Auxiliary System of Economic Range
- Carburator – Auxiliary Low Gear System
- Carburator – Maximum Power Auxiliary System
- Carburator – Cold Start Auxiliary System (Choke)
- Carburetor – Progression Auxiliary System
- Cardan Shaft – Universal Joint and Sleeve Ferrule Stepper
- Cardan Joint – Universal Joint – Shaft Cross and Yoke
- Cardan Shaft – Sleeve and Ferrule Stepper
- Interactive Automotive Animations Download
- Four-stroke, Fuel Injection Motor – Diesel Cycle
- Four-stroke Spark Motor – Otto Cycle
- Four-stroke Diesel Fuel Injection Motor
- Comparison of Diesel Cycle and Otto in Four-Stroke Motor

- Boyle’s Law – Animation
- Thermodynamic Diesel Cycle – Animation
- Thermodynamics – Transport Phenomena – Basic Workbook
- Gay-Lussac’s Law – Animation
- Thermodynamic Otto Cycle – Animation
- Temperature in which Celsius and Fahrenheit Scales Coincide
- Pressure variation by volume change – Simulator
- Download – Thermodynamics Interactive Animation
- Simulator – Thermodynamic Transformations
- Thermodynamic Transformation Simulator – Teacher’s Guide

- Fuel Cell – clean energy – hydrogen
- Fuel Cell PEMFC Electric Power from Hydrogen
- Fossil or Mineral Fuel – Hydrocarbons
- Hydrogen as Fuel
- Water Molecule – Animation
- Fuel Cell – Clean Energy – Hydrogen

- Demonstration of the Educational Program Geometric Design in Multimedia
- Geometric Design in Multimedia – The Encyclopedia of Geometric Design
- Geometric Design in Multimedia – Virtual Clipboard
- Geometric Design Interaction in Multimedia – Hot Interface Areas
- Geometric Design in Multimedia – The Game
- Geometric Design in Multimedia – Program Structure
- Demo of the Educational Program “The Waiter and the Art of Good Service”
- The Waiter and the Art of Good Service – Mise-en-place
- Demonstration of the ‘Front Desk’ Educational Program – How to Receive a Guest at a Hotel’s Front Desk
- Demonstration of the Presentation to Support the Performance of Speaker Projeto Joaninha
- Greenhouse Gas Reduction by Utilizing Landfill Gas Using Solid Oxide Fuel Cells

- Free Download – Geometric Design in Multimedia – Geometry CD-Rom
- Orthographic Projections – Orthogonal Representations – Animation
- Orthogonal Projection – Orthographic Representations – Step by Step 1
- Orthogonal Projection – Orthographic Representations – Step by Step 2
- Orthogonal Projection – Orthographic Representations – Step by Step 3
- Download – Orthogonal Projections Presentation
- Ellipse – Conic Section – Educational Animations
- Hyperbole – Conic Section – Educational Animations
- Parable – Conic Section – Educational Animations
- Bisector of an Angle with Ruler and Compass
- Straight lines with an Angle of 30º with the Aid of a Pair of Set Squares
- Straight lines with an Angle of 45º with the Aid of a Pair of Set Squares
- Straight lines with an Angle of 60º with the Aid of a Pair of Set Squares
- Parallel Lines with the Aid of a Pair of Set Squares
- Perpendicular Lines with the Aid of a Pair of Set Squares

- Computing – Class Note: Basic Concepts of Data Processing and Computing
- Basic Computing – Introduction
- Calculation of Function Zeros by Bhaskara

- Collaborative Computing Environments in Teaching / Learning Geometry: Efficiency and Difficulties
- Nonlinear Navigation in Movies with Flowchart Aid
- The Use of Multimedia for Teaching Geometric Design
- Interactive Hypermedia Programs in Hotel Service Professionals Training
- The Importance of the Graphic Designer in Distance Education
- Letter to the Chief Editor of ABED Electronic Journal – Eduardo J. Stefanelli
- Multimedia – Basic Text
- Pedagogical Interaction: Reflections on “Design” – Graphic and Instructional – as agents of “dialogue” mediated by computer interfaces
- Reflecting: Manual Design vs. Computer Design
- Environmental, financial and energetic feasibility of the electrolysis of the water steam of the IV generation nuclear reactor coolant on the moments of low use of electric energy: challenges and perspectives.
- Reverse Engineering: Discussion about its Validity and Legality