Question Plot moment-curvature relationship for the prestressed concrete section. Use Fse and Aps from the given table b

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Question Plot Moment Curvature Relationship For The Prestressed Concrete Section Use Fse And Aps From The Given Table B 1 (52.63 KiB) Viewed 72 times

Question Plot moment-curvature relationship for the prestressed concrete section. Use Fse and Aps from the given table below. Evaluate M and for each of the following load stages: 1. Initial stage under zero applied moment. 2. At zero curvature. 3. At cracking. 4. Beyond cracking, when the top fiber strain is 0.001. 5. At ultimate, when the top fiber strain is 0.003. B gumijum A f. (MPa) Po Pou fps (MPa) 2000- 1500- 1000- 500- 0.004 0.008 0.012 0.016 Prestressing steel stress-strain relationship Eps 800mm 45 MPa A 0.002 0.0038 Concrete stress-strain relationship (Hognestad's parabola) 40 MPa Ee $100 mm B=750mm Aps=700mm^2 Fse=900kN 400mm 300mm Section A-A