# NEHRP Clearinghouse

## displaying **1 - 6** results in total **6**

**1 - 6**results in total

**6**

**Reinhorn, A. M.; Soong, T. T.; Lin, R. C.; Riley, M. A.; Wang, Y. P.**

Active Bracing System: A Full Scale Implementation of Active Control.

National Science Foundation, Washington, DC., August 14, 1992, 113 p.

Identifying Number(s): NCEER-92-0020

Keywords:**; Earthquake resistant structures; Braces; Structural vibration; Earthquake resistance; Specifications; Algorithms; Mathematical models; Bracing; Actuators; Dynamic response; Buildings; Earthquake engineering; Active control; Servomechanisms; Loads (Forces); Seismic effects; Earthquakes****Yang, J. N.; Wu, J. C.; Agrawal, A. K.; Li, Z.**

Sliding Mode Control for Seismic-Excited Linear and NonLinear Civil Engineering Structures.

National Science Foundation, Arlington, VA.; New York State Science and Technology Foundation, Albany., June 21, 1994, 105 p.

Identifying Number(s): NCEER-94-0017

Keywords:**Earthquake resistant structures; Structural vibration; Mathematical models; Variable structure system; Dynamic response; Earthquake engineering; Buildings; Robustness (Mathematics); Vibration damping; Active control; Hysteresis; Sliding mode control; Linear systems; Nonlinear systems; Seismic effects; Vibration isolators; Dynamic structural analysis****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:**; Seismic waves; Seismic isolation; Polynomials; Dynamic response; Buildings; Earthquake engineering; Active control; Structural dynamics; Hysteresis; Linear systems; Structural response; Nonlinear systems; Optimal control; Control systems; Vibration isolators****Cheng, F. Y.; Suthiwong, S.**

Active Control for Seismic-Resistant Structures on Embedded Foundation in Layered Half-Space.

National Science Foundation, Arlington, VA.; National Center for Earthquake Engineering Research, Buffalo, NY., August 1996, 297 p.

Identifying Number(s): STRUCTURAL SER-96-2

Keywords:**; Earthquake resistant structures; Algorithms; Mathematical models; Coefficients; Structural design; Dynamic response; Degrees of freedom; Foundations (Structures); Active control; Closed loop systems; Vibration damping; Earthquake engineering; Stiffness; Soil-structure interactions; Excavation; Half spaces; Dynamic structural analysis****Yang, J. N.; Danielians, A.**

Two Hybrid Control Systems for Building Structures under Strong Earthquakes.

National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., June 29, 1990, 80 p.

Keywords:**Earthquake resistant structures; Adaptive control; Structural vibration; Earthquake resistance; Control equipment; Seismic waves; Mathematical models; Earth movements; Dynamic response; Earthquake engineering; Active control; Vibration damping; Displacement; Acceleration (Physics); Bearings; Dynamic structural analysis****Yang, J. N.; Li, Z.**

Instantaneous Optimal Control with Acceleration and Velocity Feedback.

National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., June 29, 1990, 56 p.

Keywords:**Numerical analysis; Seismic waves; Feedback control; Earth movements; Displacement; Mathematical models; Vibration damping; Stochastic processes; Earthquake resistant structures; Structural vibration; Active control; Acceleration (Physics); Floors; Control equipment; Earthquake resistance; Dynamic response; Earthquake engineering; Velocity measurement; Dynamic structural analysis**