Opportunity abounds for career-oriented automation professionals who want to enhance and develop technical knowledge and professional skills, especially when these skills can lead to higher wages, elevated workplace status, peer recognition, and so on. For many, however, the challenge is getting started. A wealth of information, training programs, and other technical resources are readily available [...]
What are the best packed column temperature(s) for control?
In the ISA Automation Week Mentor Program, I am providing guidance for extremely talented individuals from Argentina, Brazil, Malaysia, Mexico, Saudi Arabia, and the USA. We will be sharing a question and the answers each week. If you would like to provide additional answers, please send them to Susan Colwell at ISA. The ninth question [...]
TUNE YOUR LOOP: Implementing an Open Control System Network
1. All OPC Standards have which of the following features: 2. Each instance of an OPC Server object may have ? instance(s) of an OPCBrowser object. 3. The two types of OPC groups are, public and local (or “private”). 4. The ability of the client to control the order [...]
Uninterruptible power supplies, cybersecurity
Once a hacker has gained access to a moderately secured network, they can easily determine the IP addresses of every device on the network. Using port scans, they then can determine if the device communicates through HTTP, SNMP, Telnet, MODBUS, etc. Once the communications protocol has been established, the hacker will first attempt to determine [...]
Analytical design and analysis of mismatched Smith predictor
Abstract: In this paper, an analytical design method is developed for the mismatched Smith predictor on the basis of the internal model control (IMC) method. Design formulas are given and design procedure is significantly simplified. One important merit of the proposed method is that the response of the closed loop system can be easily adjusted. [...]
Web Seminar: Key benefits of temperature control solutions – 22 February
Please join me for the Temperature Control Solutions Web Seminar – 22 February This comprehensive 90-minute Web seminar offers a concise summary of the most important aspects of temperature control solutions including the considerations in valve and measurement selection and installation. The first 2 sites to sign up will get a free copy of my [...]
Web Seminar: Key benefits of pH control solutions – 15 February
Please join me for the pH Control Solutions Web Seminar scheduled on 15 February. This comprehensive 90-minute web seminar offers a concise summary of the most important aspects of pH control solutions including the latest developments in pH sensor and transmitter features. The first 2 sites to sign up will get a free copy of [...]
What is the effect of the pump on control valves at lower rates?
In the ISA Automation Week Mentor Program I am providing guidance for extremely talented individuals from Argentina, Brazil, Malaysia, Mexico, Saudi Arabia, and the USA. We will be sharing a question and the answers each week. If you would like to provide additional answers, please send them to Susan Colwell at ISA. The eighth question [...]
TUNE YOUR LOOP: Fundamentals of Industrial Process, Measurement, and Control
1. Which of the following is a measurement unit for volumetric flow measurement: 2. Which of the following flow measurement devices requires square root extraction? 3. Which of the following temperature measurement devices is based on change in resistance with temperature change? 4. Specific Gravity is an indication of? 5. Which of the following is [...]
TUNE YOUR LOOP: Boiler Control Systems Engineering
1. What are the measurements for three-element boiler water control? 2. Which fuel has the greatest BTU value? 3. Feedforward, cascade, and ratio control are all used in the control of boilers. True or False? 4. What does 2oo3 mean? What are your answers before you read ahead? 1. Drum level, Feedwater flow, Steam flow [...]
