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Although functionally separate, process control and shutdown systems are usually interfaced under one system, called an integrated control and safety system (ICSS). Shutdown systems typically use equipment that is SIL 2 certified as a minimum, whereas control systems can start with SIL 1. SIL applies to both hardware and software requirements ...
After a significant event like bankruptcy or departure of a CEO, a public company generally must file a Current Report on Form 8-K within four business days to provide an update to previously filed quarterly reports on Form 10-Q and/or Annual Reports on Form 10-K. Form 8-K is required to be filed by public companies with the SEC pursuant to the ...
The Grumman F-14 Tomcat is an American carrier-capable supersonic, twin-engine, two-seat, twin-tail, all-weather-capable variable-sweep wing fighter aircraft.The Tomcat was developed for the United States Navy's Naval Fighter Experimental (VFX) program after the collapse of the General Dynamics-Grumman F-111B project.
In the early 1970s the F-14A Tomcat arrived and when the F/A-18 Hornet came to the fleet, it appeared with VX-4 as well, plus newer variants of the F-14 Tomcat. Operational tests and evaluation of airborne fighter weapons systems included the AIM-7 Sparrow, AIM-9 Sidewinder and the AIM-54 Phoenix missiles as well as radar warning devices and ...
Norman Hilberry (left) and Leó Szilárd at Stagg Field, site of the first self-sustaining nuclear chain-reaction. There is no definitive origin for the term. United States Nuclear Regulatory Commission historian Tom Wellock notes that scram is English-language slang for leaving quickly and urgently (as in scrambling to get away), and he cites this as the original and most likely accurate ...
A shutdown valve (also referred to as SDV or emergency shutdown valve, ESV, ESD, or ESDV; or safety shutoff valve) is an actuated valve designed to stop the flow of a hazardous fluid upon the detection of a dangerous event. This provides protection against possible harm to people, equipment or the environment.
Tags left in place in a powerplant after it was shut down, decommissioned, and abandoned. Disconnecting or making safe the equipment involves the removal of all energy sources and is known as isolation. The steps necessary to isolate equipment are often documented in an isolation procedure or a lockout tagout procedure.
January 21 – An F-14A+ Tomcat (Bureau Number 161430) was shot down by a V-750AK (SA-2E) surface-to-air missile while on an escort mission near Al Asad airbase in Iraq. The pilot, Lieutenant Devon Jones, was rescued by USAF Special Operations Forces but the Radar Intercept Officer, Lieutenant Larry Slade, was captured.