Modular process automation: More than the sum of parts
WEBOct 20, 2021 — Modular process automation: More than the sum of parts. Module Type Package (MTP) standardizes device descriptions and process interactions to streamline programming and production. It's a bad idea to glue Legos or other building blocks together because you can't take them apart, reassemble and rebuild, or …
Top 50 Automation Companies of 2021: Green Muscles In
WEBNov. 8, 2022. The Top 50 global and North American automation suppliers fend off recession with sustainability and digitalization. Larry O'Brien, Chantal Polsonetti, Mike Guilfoyle. The automation marketplace proved its resilience again in 2021 and returned to pre-pandemic levels. Despite advances in project engineering that reduced cycle times ...
Realizing ratio control - Control Global
WEBMar 7, 2022 — 7. Minimize by ratio control the stress dealing with problems from startups, transitions, and analyzers. 6. Realize gain of raise in ratio of $ benefits from process control improvement to $ cost of ratio control. 5. Maintain your weight by ratioing the calories eaten to calories burned.
Home | Control Global
WEBProtect. Len Vermillion. We need the right training to identify cyber-attacks. Control Global features news and analysis of process control and automation technology to help managers and engineers maintain and optimize systems for today's process industries.
How history, principles and standards led to the safety PLC
WEBMay 17, 2016 — The SIL 1 safety system is the most commonly used, and provides risk reduction in the range from 10:1 to 100:1. In the process industries, the highest SIL rating normally used is SIL 3. SIL 4 is only used under very special circumstances such as nuclear plants. SIL levels 1 to 3 represent a coarse scale of safety performance for the SIS.
How valve failure modes interact with controller actions and …
WEBDec 9, 2021 — The controller action is selected for the total loop (Figure 1) to always have negative feedback (RA). Each RA (180° phase shift) in the loop causes a sign reversal, while each DA results in no phase shift. In terms of the total loop, this means that if both the valve and the process are DA (phase shift = 0) or if both are RA (phase shift -180 ...
Dos and don'ts of control room design | Control Global
WEBApr 26, 2019 — A control room that has no room for future expansion of people or equipment. Control rooms with poor lighting, leading to employee complaints and higher rates of absenteeism. Noisy, congested control rooms with sub-optimal workflow adjacencies. Delays in design and construction schedules required to address changes.
Automatic tank gauging 101 - Control Global
WEBMar 15, 2021 — Automatic tank gauging 101. March 15, 2021. From measurement accuracy to lifecycle costs, the key considerations to keep top of mind. Keith Larson. The purpose of tank gauging is to measure the contents of tanks and vessels for inventory control and custody transfer. Most process plants have tanks that hold feedstock or …
Understanding switch configurations - Control Global
WEBNov 25, 2019 — A: NO and NC are the fundamental blocks of understanding any logic, be it soft or hardware. Normal condition is defined as energized condition and when plant/equipment/machine is running in normal condition, logic is true. NC means normally-closed contact. NO means normally-open contact.
Good grounding practices - Part 1 | Control Global
WEBNov 13, 2018 — Standard manufacturer’s recommended grounding practices for handling digital equipment should be followed. It's also common practice for raised-floor installations to specify a resistivity for the floor tile or a resistance to ground. For example, IBM specifies no greater than 2 x 1010 ohms to the ground reference.
Skip to content