Adjustable support for bars and cylinders (25 pages)
Summary of Contents for Sonelastic SA-AG
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Installation and Operation Manual SA-AG Adjustable support for large specimens ATCP Physical Engineering, Sonelastic Division Lêda Vassimon, 735-A - Ribeirão Preto - Brazil - 14026-567 Telephone: +55 (16) 3289-9481 www.sonelastic.com...
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Sonelastic ® Systems SA-AG Adjustable support for large specimens Installation and Operation Manual SA-AG Adjustable support for large specimens Manufactured by: ATCP do Brasil – Alves Teodoro Cerâmicas Piezoelétricas do Brasil Ltda. ATCP Physical Engineering, Sonelastic Division Rua Lêda Vassimon, 735-A Ribeirão Preto –...
® Systems. SA-AG Support allows large rectangular and cylindrical specimens to rest on the nodal lines of the fundamental flexural vibration mode (for a specimen of length L, these nodal lines are 0.224L distant from the ends). This support offers a practical system to adjust the distance between the supporting blocks.
SA-AG Adjustable support for large specimens 4. Configurations, parts, accessories and optional items SA-AG Support consist of two supporting blocks linked by a threaded rod, allowing practical adjustment. It also has an extension rod to expand the maximum distance between the supporting blocks.
Sonelastic ® Systems SA-AG Adjustable support for large specimens 5. Parts identification SA-AG Support 01- Threaded rod; 02- Fastening nut of the supporting block; 03- Supporting block; 04- Supporting frieze; 05- Damper foot; 06- Extension rod. Sturdy Tripod 01- Frame;...
Sonelastic ® Systems SA-AG Adjustable support for large specimens CA-PD Acoustic Sensor 01-CA-DP Acoustic Sensor; 02- P2 plug (3.5 mm); 03- Flexible cable; 04- Cable gland; 05- Acoustic sensor frame; 06- Vertical mounting base*; 07- Height-adjusting disc**. * The Vertical mounting base allows positioning the acoustic sensor on the vertical, directly below the specimen, for measurements under the manual configuration.
Sonelastic ® Systems SA-AG Adjustable support for large specimens 7. Specimens 7.1 Recommended aspect ratios Minimum aspect ratios must be observed to avoid coupling between specimen’s vibration modes. In addition, aspect ratio determines the pattern of frequency spectrum of the acoustic response.
Sonelastic ® Systems SA-AG Adjustable support for large specimens 7.2 Placing the specimen The specimen should be symmetrically supported and placed over the supporting blocks, with these resting at a distance of 0.224 L from the specimen ends (L is the length of the specimen).
8. Support installation 8.1 Requirements - Floor or a flat surface to place the support with a free area large enough to fit the SA-AG Support and the specimens to be tested. - A workbench flat and leveled with a free space of at least 60 x 60 cm (depth and width).
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- SA-AG Support comes partially disassembled to facilitate its transportation. To be able to use it, follow the assembling instructions in 8.3 – Mounting the support in the default configuration, whist checking for descriptions in 5 –...
Sonelastic ® Systems SA-AG Adjustable support for large specimens 8.3 Mounting the support in the default configuration Step 01 - Hold the threaded rod [01] and fit the supporting block fastening nuts [02] on each end at a minimum distance of 60 mm from the tip, as shown next:...
After mounting the extension rod, assemble the supporting block [03] and couple the respective fastening nuts to the extension rod ends, as described in step 01. Note: Depending on the specimen length, the SA-AG support may be further extended by using a second extension rod (optional item).
SA-AG Adjustable support for large specimens 9. Operating the support After following the steps of 8 – Support Installation, your SA-AG Support are ready for use. 9.1 Positioning the specimen To carry out a fast and precise characterization of specimens using SA-AG Support, follow carefully the steps: Step 01 –...
Sonelastic ® Systems SA-AG Adjustable support for large specimens 10. Acquisition and excitation modes The table below describes in detail the most practical positions of the acoustic sensor and impulse device for characterizing rectangular specimens, using flexural, torsional and longitudinal vibration modes.
Sonelastic ® Systems SA-AG Adjustable support for large specimens Note: Considering the typical arrangements presented, the optimum support form for the flexural mode is also proposed for torsional and longitudinal modes. Nodal lines and the optimum support for these vibration modes, however, do not match the ones for the flexural mode.
After the 12 months of warranty, parts, expenses and services shall be charged. 15. Statement of responsibility ATCP Physical Engineering takes total technical and legal responsibility over the SA-AG Support and guarantees that all information here provided are true. Page 18 of 19...
Sonelastic ® Systems SA-AG Adjustable support for large specimens Notes: ..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Page 19 of 19...
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