Polariscope Photoelastic Training System
(MT105)
- Subject test specimens to bending, compression, and tension loads to generate plane stress.
- Visualization of stress curves for each loading type.
- Calculate stress values based on experimental data.
- Determine locations of zero stress points, neutral stress zones, and regions of constant stress.
- Quantify stress gradients within the test specimens.
- Light source:
- Lamp box with white diffuser.
- For white light:
- 1 fluorescent tube tubular lamp.
- 2 white light candle lamp
- For monochromatic light (yellow):
- 1 sodium vapor lamp 600~1600 W.
- Filter, mounted on a suitable transparent lid, diameter: Ø 425mm
- 2 polarizing filters.
- 2 quarter-wave filters.
- Polariscope Photoelastic Training System (MT105)
- Hard copy user manual
The Polariscope Photo-Elastic Trainer is designed to experimentally visualize stress distribution in flat, transparent specimens using the principles of photoelasticity. The system utilizes polarized light and polycarbonate models to reveal internal stresses through fringe patterns, enabling clear identification of stress concentration areas. By applying bending, compression, and tension loads, users can induce plane stress conditions. The trainer aid in calculations of stress value using experimental data, and allows for the identification of zero stress points, neutral zones, and areas of constant stress, making it an effective tool for understanding stress gradients and material behavior under load.o supports the calculation of stress values based on experimental data, and allows for the identification of zero stress points, neutral zones, and areas of constant stress, making it an effective tool for understanding stress gradients and material behavior under load.
- The training system enables learners to internal stress distribution in transparent materials using the principles of photoelasticity.
- The unit includes a polarizer and analyzer that helps to visualize the fringe patterns, allowing for identification of stress concentrations and neutral zones.
- The training system is supplied with test specimens of various shapes to study different stress responses under multiple types of applied loads, such as tension, compression, and bending.
- The integrated loading mechanism allows the application of bending, compression, and tension forces to induce plane stress conditions in the test models.
- The trainer features a dual light source system, including a sodium vapor lamp for monochromatic light and fluorescent lamp for white light experiments.
- The control unit is equipped with ON/OFF switches for the trainer and each light source, an emergency stop switch, a main circuit breaker, and a potentiometer to adjust the sodium lamp intensity.
- The training system allows representations & identification of zero stress points, neutral zones, and regions of uniform or concentrated stress within the test specimens through fringe pattern observation.
- The system enables learners to calculate stress values and analyze fringe patterns to identify principal stresses and stresses gradients within the material.