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project_lyta_materials_research [2007-07-17 14:07] – nik | project_lyta_materials_research [2015-06-06 11:52] – nik | ||
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====== Generalities ====== | ====== Generalities ====== | ||
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* Performance requirements | * Performance requirements | ||
- | * Force Control in Displacement (>1 cm | + | * Force Control in Displacement (>1 cm) |
- | * Smoothness, minimum vibration needed to perceive a stimulus (ideal 250Hz | + | * Smoothness, minimum vibration needed to perceive a stimulus (ideal 250Hz) |
- | * Speed and Bandwidth: Response time (<1 sec | + | * Speed and Bandwidth: Response time (<1 sec) |
- | * Resolution (<3 cm | + | * Resolution (<3 cm) |
* Fabrication issues | * Fabrication issues | ||
- | * Parts (< 10 euro/ | + | * Parts (< 10 euro/taxel) |
- | * Labor (?? | + | * Labor (??) |
- | * Assembly (time and difficulty | + | * Assembly (time and difficulty) |
- | * Durability (child-proofness | + | * Durability (child-proofness) |
* Maintenance | * Maintenance | ||
* Efficiency: Power consumption | * Efficiency: Power consumption | ||
* Quiescent power consumption should be low | * Quiescent power consumption should be low | ||
* Active power consumption should be not too high | * Active power consumption should be not too high | ||
- | * Especially for electrical actuators (<10W? | + | * Especially for electrical actuators (<10W?) |
* Consider limiting the number of possibly simultaneously active taxels to <100% | * Consider limiting the number of possibly simultaneously active taxels to <100% | ||
- | * Heat dissipation (see Power above | + | * Heat dissipation (see Power above) |
* Safety | * Safety | ||
* Physical Dimension | * Physical Dimension | ||
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* Flow Control Valves | * Flow Control Valves | ||
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* Piezos: Piezo-Industrial Meisters : See http:// | * Piezos: Piezo-Industrial Meisters : See http:// | ||
- | * Piezoelectric Composites (Actuators+Sensors): | + | * Piezoelectric Composites (Actuators+Sensors): |
- | | + | |
- | > Materials > Adaptive Materials Systems | + | |
[[http:// | [[http:// | ||
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- | * Artificial muscles and miscle fibres made with ion-conductive polymers and EAPs: fromhttp:// | + | * Artificial muscles and miscle fibres made with ion-conductive polymers and EAPs: from http:// |
* Prototype actuator arrays made from shape memory alloys and electrorheological sandwiches: | * Prototype actuator arrays made from shape memory alloys and electrorheological sandwiches: | ||
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===== Other Actuator Tech ===== | ===== Other Actuator Tech ===== | ||
- | [[ActuatorTechnology|]] | + | [[Actuator Technology]] |
====== Sensors ====== | ====== Sensors ====== | ||
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====== More potentially useful stuff ====== | ====== More potentially useful stuff ====== | ||
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===== Electronic Supplies and Parts ===== | ===== Electronic Supplies and Parts ===== | ||
- | [[ElectronicSupplier]] | + | [[Electronic Supplier]] |
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* temperature can aid a lot in the perception of touch. This extremely interesting research area has not yet yielded satisfactory results for purposes of tactile shape recognition up to the beginning of 2004. | * temperature can aid a lot in the perception of touch. This extremely interesting research area has not yet yielded satisfactory results for purposes of tactile shape recognition up to the beginning of 2004. | ||
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* how do we know if the person on the other side of the display is nervous, or has just entered the house after a massive rain-pour? | * how do we know if the person on the other side of the display is nervous, or has just entered the house after a massive rain-pour? | ||
- | [[ActuatorTable.xls]] | + | {{ActuatorTable.xls}} |
- | * ActuatorTable.xls | + | |
- | + |