NEHRP Clearinghouse

displaying 1 - 5 results in total 5

  • Yang, J. N.; Akbarpour, A.
    Practical Considerations for Structural Control: System Uncertainty, System Time Delay, and Truncation of Small Control Forces.
    National Science Foundation, Washington, DC., August 10, 1987, 159 p.
    Identifying Number(s): NCEER-87-0018
    Keywords: Optimal control; Sensitivity analysis; Time lag; Earthquake engineering; Riccati equation; Graphs (Charts); Uncertainty; Structural analysis; Algorithms; Control systems; Structural control

  • Li, C.; Reinhorn, A. M.
    Experimental and Analytical Investigation of Seismic Retrofit of Structures with Supplemental Damping. Part 2. Friction Devices.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., July 6, 1995, 234 p.
    Identifying Number(s): NCEER-95-0009
    Keywords: Energy dissipation; Passive systems; Damping; Buildings; Dynamic structural analysis; Earthquake engineering; Loads (Forces); Graphs (Charts); Sliding friction; Vibration; Analytical models; Structural design; Reinforced concrete; Shaking; Displacement; Mathematical models; Passive control; Control systems; Soil mechanisms; Tables (Data); Retrofitting

  • Schiff, A.
    Guide to Improved Earthquake Performance of Electric Power Systems.
    National Inst. of Standards and Technology (BFRL), Gaithersburg, MD.; National Science Foundation, Arlington, VA., September 1998, 328 p.
    Keywords: ; Electric power distribution; Design analysis; Earthquake engineering; Vulnerability; Electric power systems; Substations; Seismic design; Electric power production; Communication sysltems; Facilities management; Seismic effects; Electric power plants; Operation and maintenance; Electric utilities; Electric power generation; Control systems; Dynamic structural analysis

  • Wu, Z.; Soong, T. T.; Gattulli, V.; Lin, R. C.
    Nonlinear Control Algorithms for Peak Response Reduction.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., February 16, 1995, 91 p.
    Identifying Number(s): NCEER-95-0004
    Keywords: Earthquake engineering; Robustness (Mathematics); Optimization; Mathematical models; Algorithms; Peak responses; Control systems

  • Agrawal, A. K.; Yang, J. N.
    Optimal Polynomial Control of Linear and Nonlinear Structures.
    National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., December 11, 1995, 106 p.
    Identifying Number(s): NCEER-95-0019
    Keywords: ; Dynamic response; Optimal control; Buildings; Vibration isolators; Earthquake engineering; Seismic waves; Hysteresis; Polynomials; Structural response; Active control; Linear systems; Nonlinear systems; Control systems; Seismic isolation; Structural dynamics