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Future Discussions

Future Discussions. Search Internet Major Resources Contact author for more information Funding from Donors – Grants USAID, SIDA -- RFP – Requests for Proposals Preparing article for Journal peer-review AEA, AMA Conservation Tillage – Whole practice - application in Ethiopia

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Future Discussions

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  1. Future Discussions • Search Internet Major Resources • Contact author for more information • Funding from Donors – Grants • USAID, SIDA -- RFP – Requests for Proposals • Preparing article for Journal peer-review • AEA, AMA • Conservation Tillage – • Whole practice - application in Ethiopia • Discussion on using SAS – statistical analysis • Experimental Design • Linkage current course experience • Use existing data • Project Objectives & Setup of experiments • Instrumentation • Identify needs – accuracy vs precision • Stress strain measurement – tillage • Shear measurement, cone index, draft measurement, bulk densities • Temperature measurement • Research Measurement Errors • Ergonomic implements – implement standardization • Engineering Society (1997) • Role in watershed management – integrated approach w/ sustainability • Water-logged • Dryland crop production Today is 2/5 – I leave on Thursday 2/8 at 2 pm

  2. Future Discussions • Search Internet Major Resources • Contact author for more information • Funding from Donors – Grants • USAID, SIDA -- RFP – Requests for Proposals • Preparing article for Journal peer-review • AEA, AMA • Conservation Tillage – • Whole practice - application in Ethiopia • Discussion on using SAS – statistical analysis • Experimental Design • Linkage current course experience • Use existing data • Project Objectives & Setup of experiments • Instrumentation • Identify needs – accuracy vs precision • Stress strain measurement – tillage • Shear measurement, cone index, draft measurement, bulk densities • Temperature measurement • Research Measurement Errors • Ergonomic implements – implement standardization • Engineering Society (1997) • Role in watershed management – integrated approach w/ sustainability • Water-logged • Dryland crop production Today is 2/7 – I leave on Thursday 2/8 at 2 pm Today @ 4 pm – Seminar at USAID Center

  3. Today’s Discussion • Instrumentation • Identify needs – accuracy vs precision • Stress strain measurement – tillage • Shear measurement, cone index, draft measurement, bulk densities • Temperature measurement • Research Measurement Errors

  4. Book

  5. Indirect Measurement

  6. Measuring Strain – DefinitionIndirect Measurements - Sensors

  7. Gage mounting

  8. Gage

  9. Physical Arrangement

  10. Input 5-10V, Output 5-20 ma

  11. Force Measurementpage 57-61

  12. Load Cell – note range

  13. 2n – 3bit=8, 8bit=256, 16-bit=65536

  14. Resolution of 3 bits=8 levels 2n – 3bit=8, 8bit=256, 16-bit=65536

  15. D/A page 13 – Strain gage

  16. Pressure

  17. Torque measurement

  18. Mounting Gages

  19. Temperature - $59 – 529b

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