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E552E552Sensors & ActuatorsSensors & Actuators
Dec.9 Dec.9 20052005
FlexiForceFlexiForce®® Load/Force Sensors Load/Force Sensors
Team Members-Team Members- Pariksha TomarPariksha Tomar
Jaqueline WalterJaqueline Walter
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Outline of ProjectOutline of Project
► IntroductionIntroduction► Sensor informationSensor information -construction-construction -Mechanism & Behavior-Mechanism & Behavior► ApplicationsApplications► Project ScopeProject Scope -Experiment Set-up-Experiment Set-up -Analysis-Analysis► ResultsResults
3
Outline of ProjectOutline of Project
► IntroductionIntroduction► Sensor informationSensor information -construction-construction -Mechanism & Behavior-Mechanism & Behavior► ApplicationsApplications► Project ScopeProject Scope -Experiment Set-up-Experiment Set-up -Analysis-Analysis► ResultsResults
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IntroductionIntroduction
►Flexiforce sensorFlexiforce sensor
- Force Sensor- Force Sensor
- Detect contact and /or touch- Detect contact and /or touch
- Detect or Measure rate of change of- Detect or Measure rate of change of
force etcforce etc►Why choose Flexiforce? Why choose Flexiforce?
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Outline of ProjectOutline of Project
► IntroductionIntroduction► Sensor informationSensor information --constructionconstruction -Mechanism & Behavior-Mechanism & Behavior► ApplicationsApplications► Project ScopeProject Scope -Experiment Set-up-Experiment Set-up -Analysis-Analysis► ResultsResults
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ConstructionConstruction
►ultra thin, Flexible circuitultra thin, Flexible circuit►pressure-sensitive inkpressure-sensitive ink ►active sensing area active sensing area ►male square pinsmale square pins►available in different lengthsavailable in different lengths
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Outline of ProjectOutline of Project
► IntroductionIntroduction► Sensor informationSensor information - construction- construction - - mechanism & Behaviormechanism & Behavior► ApplicationsApplications► Project ScopeProject Scope -Experiment Set-up-Experiment Set-up -Analysis-Analysis► ResultsResults
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Mechanism and BehaviorMechanism and Behavior
► inverse relation between force and resistanceinverse relation between force and resistance
► linear behavior between input and outputlinear behavior between input and output
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Outline of ProjectOutline of Project
► IntroductionIntroduction► Sensor informationSensor information -construction-construction -Mechanism & Behavior-Mechanism & Behavior► ApplicationsApplications► Project ScopeProject Scope -Experiment Set-up-Experiment Set-up -Analysis-Analysis► ResultsResults
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ApplicationsApplications
►Medical EquipmentMedical Equipment►Automotive Automotive ►Recreational/Entertainment Recreational/Entertainment ►Security DevicesSecurity Devices►Grip Forces Grip Forces
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Outline of ProjectOutline of Project
► IntroductionIntroduction► Sensor informationSensor information -construction-construction -Mechanism & Behavior-Mechanism & Behavior► ApplicationsApplications► Project ScopeProject Scope -Experiment Set-up-Experiment Set-up -Analysis-Analysis► ResultsResults
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Project ScopeProject Scope
To find location of force applied anywhere in To find location of force applied anywhere in triangular tabletriangular table
d1=d2=d3=d=20.3cmd1=d2=d3=d=20.3cm
x1=y1=0x1=y1=0
x2=10.15, y2=17.58x2=10.15, y2=17.58
X3=20.3, y3=0X3=20.3, y3=0
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Outline of ProjectOutline of Project
► IntroductionIntroduction► Sensor informationSensor information -construction-construction -Mechanism & Behavior-Mechanism & Behavior► ApplicationsApplications► Project ScopeProject Scope --Experiment Set-upExperiment Set-up -Analysis-Analysis► ResultsResults
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Experimental Set-upExperimental Set-up
►Triangular tableTriangular table
►Excitation circuitExcitation circuit
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Outline of ProjectOutline of Project
► IntroductionIntroduction► Sensor informationSensor information -construction-construction -Mechanism & Behavior-Mechanism & Behavior► ApplicationsApplications► Project ScopeProject Scope -Experiment Set-up-Experiment Set-up --AnalysisAnalysis► ResultsResults
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LabView VILabView VI
5.
4.
v2
v3
v1
v2
v3
v1
stop
dataInstance 9
v1Resultvmax1
Instance s1
v2Resultvmax2
Instance
vmax 2vmax 2
s2
vmax 1vmax 1
v3Resultvmax3
Instance s3
vmax 3vmax 3
s1s3
Result
Instance
x0
y0
v10
v20
v30
vmax 26.33771
vmax 16.29758
vmax 36.28427
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Outline of ProjectOutline of Project
► IntroductionIntroduction► Sensor informationSensor information -construction-construction -Mechanism & Behavior-Mechanism & Behavior► ApplicationsApplications► Project ScopeProject Scope -Experiment Set-up-Experiment Set-up -Analysis-Analysis► Results & commentsResults & comments
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Results & commentsResults & comments
one of the coordinate point of triangle is one of the coordinate point of triangle is insignificant in calculationsinsignificant in calculations
X0 & y0 are herebut
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