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Loss of level controls can kill a process in a heartbeat, so tuning them properly should be a priority. F.G. Shinskey reports on the different tuning rules that apply to level loops based on vessels being regulated.
Around the Loop columnist Terrence K. McMahon reports on the 56th Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, along with its companion Exhibit of Modern Laboratory Equipment (PITTCON/2005).
In Part I of his article on tuning level controllers, process control consultant F.G. Shinskey points out that loss of level controls can kill a process in a heartbeat, so tuning them properly should be a priority.
CONTROL Editor in Chief Walt Boyes takes a look at how an anti-matter factory works at one of the largest high energy physics labs in the world, and why flowmeters are critical to the operation of the plant.
In Part III of this Lessons Learned article on recapturing our competitive edge, Béla Lipták suggests the ISA take the lead in educating the general public about the potential of process control and automation.
Actionable Items columnist Steve Kuehn notes that precision flow control is ensured with well-specified, precisely controlled valves, but for the sake of your process, a penny saved may not be a penny earned.
Control Talk columnists Greg McMillan and Stan Weiner, PE, weigh in with answers to the January Puzzler that asked why the load cell indication would shift at high noon regardless of the time in the batch sequence.
ControlGlobal.com is pleased to publish abstracts from one of the very few scholarly journals in the process automation field. Keep pace with technology developments and applications from the world's experts.
Editor in Chief Walt Boyes issues a cognitive dissonance alert! If you want to play in the big leagues and move into the process of control, you would do well to go back and concentrate on the fundamentals.
This month's Tales From the Front submission to CONTROL, by frequent contributor Loren Jones, advises us to spell directions out exactly as the boss gives them to us, so that we don't get lost along the way, too!