【正文】 (Teoriya Resheniya Izobreatatelskikh Zadatch ) Principle 8. Antiweight A To pensate for the weight of an object, merge it with other objects that provide lift ? Kayak with foam floats built into hull cannot sink ? Aerostatic aeroplane contains lighterthanair pockets ? Hot air or helium balloon. ? Swimbladder inside a fish ? Flymo cutting blade produces lift B To pensate for the weight of an object, make it interact with the environment (. use aerodynamic, hydrodynamic, buoyancy and other forces) ? Vortex generators improve lift of aircraft wings ? Winginground effect aircraft ? Hydrofoils lift ship out of the water to reduce drag ? Make use of centrifugal forces in rotating systems ( .Watt governor) ? Maglev train uses magic repulsion to reduce friction 10 Module SESA3002a。s car safety seat converts to a stroller ? Home entertainment centre ? Swiss Army knife ? Grill in a microwave oven ? Radioalarm clock ? Workmate ? CD used as a storage medium for multiple data types ? Use of Standards in . data exchange ? Cleaning strip at beginning of a cassette tape cleans tape heads ? Bathroom lightswitch starts extractor fan ? Car glove partment lid incorporates cupholders ? Cordless drill also acts as screwdriver, sander, polisher, etc ? Fishing stool/container 8 Module SESA3002a。 bring them together in time ? Combine harvester ? Manufacture cells ? Grass collector on a lawnmower ? Mixer taps ? Pipelined puter processors perform different stages in a calculation simultaneously ? Vector processors perform the same process on several sets of data in a single pass ? Fourier analysis – integration of many sine curves 7 Module SESA3002a。 Aerospace Design Concept design。 TRIZ (Teoriya Resheniya Izobreatatelskikh Zadatch ) Principle 3. Local Quality A Change an object39。 TRIZ (Teoriya Resheniya Izobreatatelskikh Zadatch ) Principle 1. Segmentation A Divide an object into independent parts ? Gatorgrip socket spanner ? Multipin connectors ? Bubblewrap ? Have a range of different focal length lenses for a camera ? Multiple pistons in an internal bustion engine ? Multiengined aircraft ? Pocketspring mattress ? Stratification of different constituents inside a chemical process vessel B Make an object easy to assemble or disassemble ? Rapidrelease bicycle saddle/wheel/etc fasteners ? Quick disconnect joints in plumbing and hydraulic systems ? Single fastener Vband clamps on flange joints ? Looseleaf paper in a ringbinder C Increase the degree of fragmentation or segmentation ? Use of multiple control surfaces on aerodynamic structures ? 16 and 24 valve versus 8 valve internal bustion engines ? Multiblade cartridge razors ? Multizone bustion systems ? Build up a ponent from layers (. stereolithography, welds, etc) 3 Module SESA3002a。 TRIZ (Teoriya Resheniya Izobreatatelskikh Zadatch ) TRIZ 40 Design Principles (Adapted from Slides Developed by Darryl Mann, Creax) 1 Module SESA3002a。 Aerospace Design Concept design。 Aerospace Design Concept design。s structure from uniform to nonuniform ? Reduce drag on aerodynamic surfaces by adding riblets or 39。 TRIZ (Teoriya Resheniya Izobreatatelskikh Zadatch ) Principle 4. Asymmetry A Change the shape or properties of an object from symmetrical to asymmetrical ? Introduce a geometric feature which prevents incorrect usage/assembly of a ponent (. earth pin on electric plug) ? Asymmetrical funnel allows higher flowrate than normal funnel ? Put a flat spot on a cylindrical shaft to attach a locking feature ? Oval and plex shaped Orings ? Introduction of angled or scarfed geometry features on ponent edges ? Cam ? Ratchet ? Aerofoil – asymmetry generates lift ? Eccentric drive ? Blohm und Voss observation aircraft B Change the shape of an object to suit external asymmetries (. ergonomic features) ? Car steering system pensates for camber in road ? Wing design pensated for asymmetric flow produced by propeller ? Turbomachinery design takes account of boundary layer flows (?endbend?) C If an object is asymmetrical, increase its degree of asymmetry. ? Use of variable control surfaces to alter lift properties of an aircraft wing ? Special connectors with plex shape/pin configurations to ensure correct assembly ? Introduction of several different measurement scales on a ruler 6 Module SESA3002a。 Aerospace Design Concept design。 Aerospace Design Concept design。 Aerospace Design Concept design。 Aerospace Design Concept design。 changes in gravitational potential stored in balancing springs ? Descending cable cars balance the weight of ascending cars 14 Module SESA3002a。upside down39。 TRIZ (Teoriya Resheniya Izobreatatelskikh Zadatch ) Principle 14. Spheroidality Curvature A Instead of using rectilinear parts, surfaces, or forms, use curvilinear ones。 TRIZ (Teoriya Resheniya Izobreatatelskikh Zadatch ) Principle 15. Dynamics A Allow (or design) the characteristics of an object, external environment, or process to change to be optimal or to find an optimal operating conditionA ? Adjustable steering wheel (or seat, or back support, or mirror position...) ? Gel fillings inside seat allow it to adapt to user ? Shape memory alloys/polymers. ? Racing car suspension adjustable for different tracks and driving techniques ? Telescopic curtain rail allows for one size fits all B Divide an object into parts capable of movement relative to each other ? Articulated lorry ? Folding chair/mobile phone/laptop/etc ? Brush seals C If an object (or process) is rigid or inflexible, make it movable or adaptive ? Bendy drinking straw ? Flexible joint ? Strimmer D Increase the degree of free motio