Ask Control Engineering
What's the problem with overshoot?
Dear Control Engineering: I was looking at Back to Basics in the August issue about closed loop control. What is the main concern about overshoot? Why is it a problem, and can’t a controller prevent... » more
Finding an oil / water interface level
Dear Control Engineering: I was reading the article on differential pressure sensors, and I was wondering if I could use that density calculating feature to determine the interface point between oil... » more
Pressure gage ranging and accuracy
Dear Control Engineering: I was reading the recent article on differential pressure sensors, and I had a question coming out of that discussion. The author made the following statement: “The pressure... » more
Automation System Integration
Machine Safety
We’re safe; we’ve had no machine safety accidents for a long time
All too often I hear or read about a companies’ great safety record only to read on about a major incident or accident and the devastating human and/or business impacts that occur. One central place... » more
Risk assessment - A best practice for sustainable performance
Generally speaking, industry has awakened to the term, risk assessment. Yet, many companies dealing with machine safety seem to still be wrestling with issues like; when, why, if, and how often in... » more
EN ISO 13849-1; 2008 – Are We Ready By December 2011?
Some companies and the machine safety folks are having difficulty meeting the new EN ISO 13849-1; 2008 requirements by the end of this year. So, my question remains, ARE WE READY? SIL (safety... » more
Pillar to Post
Real World Engineering
Research Analyst blogs
Nokia cedes smartphone crown to Apple
Terrible second quarter sales in 2011 for Nokia, coupled with a strong performance by Apple, marks a fall from grace for Nokia, which has been the industry leader for more than a decade. » more
Where is this 10 GW of module inventory?
PV module inventory is higher than expected, leading to some concerns about a drop-off in prices, though IMS expects things to return to normal by the end of 2011. » more
PV inverter market down in 2011 but growth still possible, for some at least…
The market is down, but should improve depending on stabilizing module prices. The overall market future looks bright for the next five years, however. » more
What's the problem with overshoot?Dear Control Engineering: I was looking at Back to Basics in the August issue about closed loop control. What is the main concern about overshoot? Why is it a problem, and can’t a controller prevent... » more
Finding an oil / water interface levelDear Control Engineering: I was reading the article on differential pressure sensors, and I was wondering if I could use that density calculating feature to determine the interface point between oil... » more
Pressure gage ranging and accuracyDear Control Engineering: I was reading the recent article on differential pressure sensors, and I had a question coming out of that discussion. The author made the following statement: “The pressure... » more
76 of 4
We’re safe; we’ve had no machine safety accidents for a long time All too often I hear or read about a companies’ great safety record only to read on about a major incident or accident and the devastating human and/or business impacts that occur. One central place... » more
Risk assessment - A best practice for sustainable performanceGenerally speaking, industry has awakened to the term, risk assessment. Yet, many companies dealing with machine safety seem to still be wrestling with issues like; when, why, if, and how often in... » more
EN ISO 13849-1; 2008 – Are We Ready By December 2011? Some companies and the machine safety folks are having difficulty meeting the new EN ISO 13849-1; 2008 requirements by the end of this year. So, my question remains, ARE WE READY? SIL (safety... » more
76 of 108
Nokia cedes smartphone crown to AppleTerrible second quarter sales in 2011 for Nokia, coupled with a strong performance by Apple, marks a fall from grace for Nokia, which has been the industry leader for more than a decade. » more
Where is this 10 GW of module inventory?PV module inventory is higher than expected, leading to some concerns about a drop-off in prices, though IMS expects things to return to normal by the end of 2011. » more
PV inverter market down in 2011 but growth still possible, for some at least…The market is down, but should improve depending on stabilizing module prices. The overall market future looks bright for the next five years, however. » more
76 of 89