Category Archive: Control Design & Commissioning

Feb
23

Exploring Dubai

When I traveled to Dubai in November, 2014 to teach the Control Loop Foundation classes (see Februry 16th, 2015 post) it was my first time to visit Dubai. To say the least, I was quite impressed by the city layout, planning and quality of construction. It is by far the most modern city I have …

Continue reading »

Feb
16

Control Classes – Dubai

Emerson Employees that Attended the Dubai Training Class

In late November, 2014 I traveled to Dubai to teach the Control Loop Foundation class. This class is based on the book Control Loop Foundation – Batch and Continuous Processes and is a standard class offered by Emerson’s education department. In this class the students used the book’s web site to perform the workshops that …

Continue reading »

Dec
29

Expanding the Use of DeltaV Advanced Control

At Emerson Exchange, 2014, I hosted a Meet the Expert Session on Expanding the Use of DeltaV Advanced Control. The panelists in this session were:  Willy Wojsznis , Emerson Process Management Louis Heavner , Emerson Process Management Terry Blevins – Principal Technologist, Emerson Process Management Terry Chmelyk , Spartan Controls Christopher McNabb – Senior Engineering …

Continue reading »

Dec
08

Using Wireless Throttling Valves in Column Control

At Emerson Exchange 2014 I worked with Stephen Briggs, University Of Texas, Austin and Kurtis Jensen, Emerson Process Management, to co-host a workshop on control using a wireless throttling valve. As addressed in this presentation, we have tested in a flow lab the control performance that may be achieved using PIDPlus with a wireless throttling …

Continue reading »

Jun
09

Wireless Control Presentation – ACC 2014

OLYMPUS DIGITAL CAMERA

This last week I gave a paper presentation at the American Control Conference, Portland, OR. The topic of this paper was PID Control Using Wireless Measurements. I co-authored the paper with Mark Nixon and Willy Wojsznis. Below is a picture taken during the presentation. This paper presents a wireless PID controller, known as PIDPlus. The …

Continue reading »

May
05

Control Loop Foundation Reprint

Manual Tuning Integrating Process

A book goes through many reviews and edits before it can be published. Still, it is very difficult for the authors and reviewers to catch all the typo’s in the original text and those that are introduced during the type setting process (formatting for publication). ISA recently notified me that the book that Mark Nixon …

Continue reading »

Apr
28

Providing 24VDC to Field Devices

OLYMPUS DIGITAL CAMERA

Some field devices such as an inductive proximity switch may be designed as three wire devices that require a 24VDC source of power. In such cases it is possible to tap into the 24 volt bulk power supply in the rack room and run twisted pair to the device. However, to protect against a short …

Continue reading »

Apr
21

IEC 61987 – List of Properties (LOP)

IEC List of Properties Standard 61987

During the TC65 Plenary meeting each working group gives an activity report that summarizes the status of standards that are being developed or updated. At the Hamburg meeting, March 31- April 4th I was a delegate to the SC65B and SC65C meeting and lead the US delegation in the SC65E meeting. The reports by Peer …

Continue reading »

Apr
14

IEC TC65 Standards Work

IEC Webstore

The international standards for industrial-process measurement, control and automation are developed through IEC TC65. As stated on the IEC web site, the standards developed by TC65 address systems and elements used for industrial-process measurement and control concerning continuous and batch processes. These standards address equipment and systems operating with electrical, pneumatic, hydraulic, mechanical or other …

Continue reading »

Apr
07

TC65 Plenary Meeting

SC65E Meeting Hamburg Germany

Many of the international standards that we depend on in the process industry were created by working groups within IEC TC65: Industrial-process measurement, control and automation. IEC TC65 holds a plenary meeting every two years to review the status of work to develop or update international standards. The most recent plenary meeting was held March …

Continue reading »

Older posts «