Figure 8. Caption

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Transcript Figure 8. Caption

Figure 8.1

A simple strain gage.

Introduction to Engineering Experimentation

Figure 8.2

Foil strain gage.

Introduction to Engineering Experimentation

Figure 8.3

Orientation of strain gages in common rosettes: (a) rectangular; (b) equiangular.

Introduction to Engineering Experimentation

Figure 8.4

Strain-gage rosette.

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Figure 8.5

Constant-voltage Wheatstone bridge.

Introduction to Engineering Experimentation

Figure 8.6

Typical temperature effects on strain gage.

Introduction to Engineering Experimentation

Figure 8.7

Multiple strain gages: switching within bridge.

Introduction to Engineering Experimentation

Figure 8.8

Multiple strain gages: switching outside of bridge.

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Figure 8.9

Linear potentiometer.

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Figure 8.10

Angular potentiometer.

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Figure 8.11

Schematic LVDT.

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Figure 8.12

LVDT sensor output.

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Figure 8.13

LVDT cross section.

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Figure 8.14

1976.] Rotary variable differential transformer: (a) schematic; (b) simplified construction. [(b) Based on Herceg,

Introduction to Engineering Experimentation

Figure 8.15

from center.

Output voltage versus time for LVDT: (a) core displaced upward from center; (b) core displaced down

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Figure 8.16

LVDT system block diagram.

Introduction to Engineering Experimentation

Figure 8.17

Linear portion of conditioned output of LVDT system.

Introduction to Engineering Experimentation

Figure 8.18

Capacitive displacement transducer.

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Figure 8.19

Wheatstone bridge for capacitance measurement.

Introduction to Engineering Experimentation

Figure 8.20

Angular digital encoder: (a) binary shaft encoder; (b) side view. (Based on Turner, 1988.)

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Figure 8.21

Linear velocity transducer.

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Figure 8.22

Two-winding linear velocity transducer (LVT). (Based on Herceg, 1976.).

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Figure 8.23

Doppler velocity measurement.

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Figure 8.24

Magnetic pickup for angular velocity measurement.

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Figure 8.25

Pulsed output of magnetic-pickup transducer.

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Figure 8.26

Stroboscopic tachometer.

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Figure 8.27

Photoelectric tachometer.

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Figure 8.28

Piezoelectric sensors: (a) longitudinal effect; (b) transverse effect.

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Figure 8.29

Charge amplifier for piezoelectric sensor.

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Figure 8.30

Schematic piezoelectric accelerometer.

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Figure 8.31

Strain-gage accelerometer.

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Figure 8.32

Servo accelerometer. (Based on Lucas Schaevitz literature.)

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Figure 8.33

Vibrometer.

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Figure 8.34

Common types of load cells: (a) cantilever beam; (b) hollow cylinder.

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Figure 8.35

Proving ring for force measurement.

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Figure 8.36

Electric-motoring dynamometer.

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Figure 8.37

Eddy-current dynamometer.

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Figure 8.38

Shaft torque meter.

Introduction to Engineering Experimentation

Figure 8.39

Shaft torque meter with electric output signal.

Introduction to Engineering Experimentation

Figure P8.14

Introduction to Engineering Experimentation

Figure 8. Caption

Transcript Figure 8. Caption

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Figure P8.14

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