IEEE

Stability Analysis and Controller Design of First-Order Inverted Pendulum with Time-Varying Delay

Abstract: This paper studies the stability problem of the stability control of the inverted pendulum system with interval time-varying delay, obtains the time-varying delay margin of the inverted ...
IEEE

A Hybrid Control Framework for Swing-Up and Stabilization of the Double Inverted Pendulum on a Cart

Abstract: This paper presents a comprehensive study on the application of advanced control methods to the Double Inverted Pendulum on a Cart (DIPC) system. The focus is on the design and ...
si.edu

Daimler-Benz DB 605 Inverted V-12 Engine

Developed from the DB-600 engine first produced in November 1937, the DB-600 series was used primarily in Messerschmitt Bf 109 and Bf 110 fighters. In 1939, a Messerschmitt 209V1, using a DB-605ARJ ...
Houston Chronicle

Houston Museum of Natural Science’s Foucault Pendulum has stopped after decades of swinging. Here's what happened.

The pendulum at the museum is attached to a 61-foot-long cable. It typically swings as the Earth rotates, knocking down pegs, until it suddenly stopped this month. The Houston Museum of Natural ...