Select TRIZ Principles, Contradictions and Effects to Apply

TRIZ 40 Principles

  • Segmentation
  • Taking Out
  • Local Quality
  • Asymmetry
  • Merging
  • Universality
  • Nesting (Matryoshka)
  • Counterweight
  • Prior Counteraction
  • Prior Action
  • Cushion in Advance
  • Equipotentiality
  • The ‘Other Way Round’
  • Spheroidality – Curvature
  • Dynamics
  • Partial or Excessive Action
  • Another Dimension
  • Mechanical Vibration
  • Periodic Action
  • Continuity of Useful Action
  • Rushing Through
  • Convert Harm into Benefit
  • Feedback
  • Intermediary
  • Self-service
  • Copying
  • Cheap Short-lived Objects
  • Replacement of a Mechanical System
  • Pneumatics and Hydraulics
  • Flexible Shells and Thin Films
  • Porous Materials
  • Changing the Color
  • Homogeneity
  • Discarding and Recovering
  • Parameter Change
  • Phase Transitions
  • Thermal Expansion
  • Strong Oxidants
  • Inert Atmosphere
  • Composite Materials

TRIZ Contradiction Matrix

  • Weight of moving object
  • Weight of stationary object
  • Length of moving object
  • Length of stationary object
  • Area of moving object
  • Area of stationary object
  • Volume of moving object
  • Volume of stationary object
  • Speed
  • Force
  • Stress or pressure
  • Shape
  • Stability of the object's composition
  • Strength
  • Durability of the moving object
  • Durability of the stationary object
  • Temperature
  • Brightness
  • Energy spent by moving object
  • Energy spent by stationary object
  • Power
  • Loss of energy
  • Loss of substance
  • Loss of information
  • Loss of time
  • Quantity of substance
  • Reliability
  • Measurement accuracy
  • Manufacturing precision
  • Object affected by harmful factors
  • Object generating harmful factors
  • Ease of manufacture
  • Ease of operation
  • Ease of repair
  • Adaptability or versatility
  • Device complexity
  • Difficulty of detecting and measuring
  • Extent of automation
  • Productivity
                 

TRIZ Effects

    Mechanical

  • Lever Principle
  • Gyroscopic Effect
  • Elasticity and Plasticity
  • Friction (static, dynamic, rolling)
  • Vibration Isolation
  • Resonance and Damping

    • Thermal

  • Heat Expansion/Contraction
  • Heat Transfer (conduction, convection, radiation)
  • Phase Change (melting, freezing, vaporization, sublimation)
  • Thermoelectric Effects (Peltier, Seebeck, Thomson effects)

    • Electromagnetic

  • Electromagnetic Induction
  • Capacitive and Inductive Coupling
  • Piezoelectric Effect
  • Magnetostrictive Effect
  • Eddy Currents
  • Electrostatic Discharge

    • Chemical

  • Catalysis
  • Oxidation-Reduction Reactions
  • Acid-Base Reactions
  • Adsorption and Absorption
  • Polymerization and Depolymerization

    • Optical

  • Reflection and Refraction
  • Diffraction and Interference
  • Polarization
  • Lensing (concave, convex lenses)
  • Fiber Optics Transmission
  • Total Internal Reflection

Accoustic

  • Echo and Reverberation
  • Doppler Effect
  • Ultrasonic Waves
  • Resonance in Sound Waves
  • Noise Cancellation

    • Fluid and Gas

  • Bernoulli Principle
  • Venturi Effect
  • Hydraulic Lift
  • Laminar and Turbulent Flow
  • Boyle's and Charles's Laws
  • Cavitation

    • Biological

  • Biomimicry (e.g., lotus effect for self-cleaning surfaces)
  • Photosynthesis
  • Biological Adhesion (e.g., gecko feet)
  • Natural Growth and Healing Mechanisms

    • Materials Science

  • Superconductivity
  • Shape Memory Alloys
  • Nanostructure Effects
  • Material Fatigue and Stress Behavior
  • Composites and Gradient Materials

    • Information and Signals

  • Signal Modulation (amplitude, frequency, phase)
  • Data Compression Techniques
  • Error Detection and Correction
  • Feedback Control Systems

    • Miscellaneous

  • Triboelectric Effect
  • Thermionic Emission
  • Surface Tension (capillary action)
  • Photovoltaic Effect
  • Ionization and Plasma Effects
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