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Galgas Extensiométricas

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Re: Galgas Extensiométricas

Notapor pichu » Mié, 02 May 2012, 11:21

Notas tecnicas de Vishay
http://www.vishaypg.com/micro-measureme ... otes-list/

* Strain Gages Strain Gage Selection (TN-505)
* Strain Gage Rosettes (TN-515)
* Strain Gage Excitation Levels (TN-502)
* Transverse Sensitivity Errors (TN-509)
* Strain Gage Temperature Effects (TN-504)
* Fatigue of Strain Gages (TN-508)
* Strain Gage Misalignment Errors (TN-511)

* Wheatstone Bridge Wheatstone Bridge Nonlinearity (TN-507)
* Shared Leadwires in Parallel Circuits (TN-516)

* Strain Gage Instruments Noise Control in Measurements (TN-501)
* Shunt Calibration (TN-514)
* Digital Signal Processing (TN-517)

* Measurements Bondable Temperature Sensors (TN-506)
* Coefficient of Thermal Expansion (TN-513)
* Plane-Shear Measurements (TN-512)
* Residual Stress Determination (TN-503)
* Diaphragm Pressure Transducers (TN-510)


http://www.vishaypg.com/micro-measureme ... tion-list/

* Adhesives A-12 (B-184)
* AE-10, AE-15, GA-2 Adhesives (B-137)
* Attachment Techniques for Weldable Strain Gages (B-131)
* Denex #3 (B-173)
* Epoxylite 813 (B-174)
* EPY-150 (B-171)
* EPY-500 (B-172)
* Gagekote 11 (B-175)
* GageKote 5 (B-176)
* GC Cement Adhesive (B-177)
* H-Cement (B-180)
* M-Bond 200 (B-127)
* M-Bond GA-61 (B-128)
* M-Bond GA-100 (B-132)
* M-Bond 43-B, 600 & 610 Adhesives (B-130)
* M-Bond 300 (B-133)
* M-Bond 450 (B-152)
* P-Adhesive (B-181)
* PBX Cement Adhesive (B-179)
* RTC Epoxy (B-189)
* Sauereisen Cement Adhesive (B-182)
* SR-4 Precoat/Adhesive (B-183)
* Surface Preparation for Gage Bonding (B-129)
* Type 5 Kit (B-178)

* Protective Coatings Barrier J II (B-170)
* M-Coat F Application Instructions (B-134)
* M-Coat FBT Soft Seal Protective Coating (B-146)
* M-Coat J Protective Coating (B-147)

* Other CLTS Networks (B-187)
* LST Networks (B-186)
* M-Flux SS (B-149)
* Mark V Soldering Station (B-144)
* RS-200 Caulk Grip Cement (B-188)
* WTS-1 and WTS-2 Thermal Wire Strippers (B-153)

http://www.vishaypg.com/micro-measureme ... otes-list/


* Bonding Gage Clamping Techniques (TT-610)
* High-Elongation Strain Measurements (TT-605)
* Strain Gage Installations on Concrete Structures (TT-611)
* Surface Preparation (B-129)
* An Alternate Degreasing Solvent (VMM-2)
* How to Install a Strain Gage in a Small, Deep Hole (VMM-6)
* Installation Verification (VMM-8)
* Installing Gages with Option P (VMM-9)
* Installing Gages with Option P2 (VMM-10)
* Pressure Pads for Bonding Gages to Contoured Surfaces (VMM-13)
* Quality Control of Strain Gage Installations (VMM-15)
* Surface Preparation of Composites (VMM-19)

* Soldering Gage Soldering Techniques (TT-609)
* Silver Solder Technique (TT-602)
* Mechanical Connectors in Strain Gage Circuits (VMM-12)

* Leadwires Attaching Leadwires to Unbonded Strain Gages (TT-608)
* Bonding Leadwires for High Centrifugal Forces (TT-601)
* Lead Attachment to Strain Gages with Solder Dots (TT-606)
* Leadwire Attachment Techniques (TT-604)
* Proper Use of Bondable Terminals (TT-603)
* The Three-Wire Quarter-Bridge Circuit (TT-612)
* Leadwire Selection (VMM-11)

* Bridge Circuits External Bridge Completion for Strain Gage Circuits (VMM-5)
* In Search of the Perfect Zero (VMM-7)
* Remote Sense (VMM-14)
* Remote Shunt Calibration (VMM-16)
* Three Leadwire Attachment (VMM-21)

* Protective Coatings RTV Silicone Rubber Coatings (VMM-17)

Calculadoras

http://www.vishaypg.com/micro-measureme ... ator-list/



* Bridge Output
o One Active Gage
+ Tension/Compression
o Two Active Gages
+ "Poisson" strains in adjacent arms.
+ Equal strains of opposite sign in adjacent arms.
+ Equal strains of same sign in opposite arms.
o Four Active Gages
+ "Poisson" strains in adjacent arms.
+ "Poisson" strains in opposite arms.
+ Equal strains of opposite sign in adjacent arms.

* Gage Excitation (Optimum)
o Grid Power-Density Calculations
o Optimum Bridge Excitation Calculations
o Inactive Series Resistor Calculations
o Attenuation Factor Calculations

* Leadwire Attenuation (Error Corrections)
o Quarter-Bridge Circuits

* Shunt Calibration For Instruments Scaling
o Resistance of Calibrations Resistor
+ Small Strains
# Local Calibration
* External Quarter Bridges (Single Active Gage)
* External Half & Full Bridges (Bending/Axial Loads)
# Remote Calibration
* External Half & Full Bridges (Bending/Axial Loads)
+ Large Strains
# Without Leadwires
* External Quarter Bridges
* Half Bridges (Two Active Gages)
o Axial Loads ("Poisson" Bridge)
+ Compressive Strains (Negative)
+ Tensile Strains (Positive)
o Bending/Torsion Loads (Linear Bridge)
o Measured Strain Corrected for Wheatstone Bridge Nonlinearity
+ Large Strains
# Without Leadwires
* External Quarter Bridges (Single Active Gage)
# With Leadwires
* External Quarter Bridges (Single Active Gage)
* Half Bridges (Two Active Gages)
o Axial Loads ("Poisson" Bridge)
+ Tensile Strains (Positive)
* Full Bridges (Four Active Gages)
o Axial Loads ("Poisson" Bridge)
+ Tensile Strains (Positive)
o Strain (Simulated) by Shunt Resistor
+ Small Strains
# Local Calibration
* External Quarter Bridges (Single Active Gage)

* Strain Gage Rosettes (Data Reduction)
o Principal Strains & Their Direction
+ Rectangular Rosettes
+ Delta Rosettes
o Principal Stresses & Their Direction
+ Rectangular Rosettes
+ Delta Rosettes

* Thermal Expansion
o Calculate Coefficient

* Transducer Outputs
o Bending Loads
+ Quarter Bridge
+ Half Poisson
+ Half Bridge
+ Full Bridge
o Axial Loads
+ 2 Gages
+ Full Poisson
o Torque
+ Full Bridge

* Transverse Sensitivity (Error Corrections)
o Common Kt for All Grids
+ Tee Rosettes
# Shear Strains
+ Rectangular Rosettes
+ Delta Rosettes
# Principal Strains
o Different Kt for Each Grid
+ Tee Rosettes
# Shear Strains
+ Rectangular Rosettes
+ Delta Rosettes

* Wheatstone Bridge Nonlinearity (Error Corrections)
o One Active Gage
+ Tension/Compression
o Two Active Gages
+ "Poisson" strains in adjacent arms
+ Equal strains of same sign in opposite arms
o Four Active Gages
+ "Poisson" strains in opposite arms
pichu
 
Mensajes: 244
Registrado: Vie, 08 Jul 2011, 22:01


Re: Galgas Extensiométricas

Notapor pichu » Mié, 02 May 2012, 11:57

Application of strain gages in Transducers

pichu
 
Mensajes: 244
Registrado: Vie, 08 Jul 2011, 22:01


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