This article investigates the basic principles of inverters, different types of DC-to-AC conversion, and common applications for generating AC voltage in manufacturing.
This article investigates the basic principles of inverters, different types of DC-to-AC conversion, and common applications for generating AC voltage in manufacturing.
Effectively managing data includes processing it after initial collection: performing calculations, reviewing for…
Effectively managing data includes processing it after initial collection: performing calculations, reviewing for anomalies, and displaying the data for easier actionable insights.
Storing data long-term for recording and reporting purposes is the job of the utility data warehouse, quite different…
Storing data long-term for recording and reporting purposes is the job of the utility data warehouse, quite different from data-collection processes that optimize systems and predict failures.
For large process systems, learn how the location of data indication and flag processing can increase or decrease the…
For large process systems, learn how the location of data indication and flag processing can increase or decrease the burden on computers at the device, RTU, or main computer level.
There are two types of winding designs inside three-phase industrial motors: Wye and Delta. Although the motors and…
There are two types of winding designs inside three-phase industrial motors: Wye and Delta. Although the motors and connections look similar on the outside, this article discusses the internal construction for Delta wound motors.
When beginning a new career, an obvious question is how to take positive steps, from your first day inside the plant all…
When beginning a new career, an obvious question is how to take positive steps, from your first day inside the plant all the way to becoming an experienced senior operator.
Function block diagram (FBD) programming is a common language for PLCs following the IEC 61131 standard. What is FBD, and…
Function block diagram (FBD) programming is a common language for PLCs following the IEC 61131 standard. What is FBD, and how does it differ from the familiar ladder logic programs?
Triggering a machine by an external event often requires a pulse timer for OpenPLC Pulse Timer control. Here’s a brief…
Triggering a machine by an external event often requires a pulse timer for OpenPLC Pulse Timer control. Here’s a brief tutorial on how an M5Stack Core can offer a simple, effective low-cost Arduino OpenPLC HMI solution.
Transformer types can vary from small instruments to large power distribution systems. 3-phase systems require…
Transformer types can vary from small instruments to large power distribution systems. 3-phase systems require transformers that employ the same wye and delta arrangements common to industrial motors.
Variable control allows external conditions, like temperature, to be monitored so the controller can activate devices to…
Variable control allows external conditions, like temperature, to be monitored so the controller can activate devices to heat or cool the system as needed. Simulate a temp controller with low-cost components!
Safety is a concern in any system containing potential energy, whether electrical, chemical, or fluid. Each has methods…
Safety is a concern in any system containing potential energy, whether electrical, chemical, or fluid. Each has methods of protection, and for fluid systems, certain shutoff valves are used in situations when excess pressure can be a problem.
Field-oriented control (FOC), also called vector control, can control 3-phase alternating current motors and brushless DC…
Field-oriented control (FOC), also called vector control, can control 3-phase alternating current motors and brushless DC motors. Read more to learn its advantages, how it works, and its best applications.
Large motors require a circuit to turn on and off. This may be as simple as a single on/off drum-type switch or as…
Large motors require a circuit to turn on and off. This may be as simple as a single on/off drum-type switch or as elaborate as a VFD unit. Learn about some common control circuit designs for typical three-phase motor requirements.
Turbine ratcheting helps prevent damage by regulating a turbine's uniform warm-up and cool-down. In this article, we will…
Turbine ratcheting helps prevent damage by regulating a turbine's uniform warm-up and cool-down. In this article, we will discuss the principles and challenges behind this process.
Data stored in a historian server is useful for analysis and troubleshooting. Learn about data archiving techniques for…
Data stored in a historian server is useful for analysis and troubleshooting. Learn about data archiving techniques for control systems, as well as what type of data is stored and the tools to make it happen.
Coil, field winding, rotor, stator, eddy current… When it comes to motors, there are numerous terms that describe the…
Coil, field winding, rotor, stator, eddy current… When it comes to motors, there are numerous terms that describe the theory of operation, but what is inside a 3-phase motor? Take a look, and learn how they work.
The control and visualization of power plant processes through SCADA improves the supervision, coordination, and security…
The control and visualization of power plant processes through SCADA improves the supervision, coordination, and security of the power system operations.
The diverse power terms in electrical generation systems include active, reactive, and apparent power, all of which lead…
The diverse power terms in electrical generation systems include active, reactive, and apparent power, all of which lead to the introduction of ‘power factor’ effectiveness in an AC circuit.
One of the most visible elements of industrial safety is the use of lock-out-tag-out (LOTO) devices, familiar to those…
One of the most visible elements of industrial safety is the use of lock-out-tag-out (LOTO) devices, familiar to those with experience. But, if you are new to the workforce, a brief introduction may be helpful.
Safety is of utmost importance in the day-to-day operations of any system, especially a system where humans and machines…
Safety is of utmost importance in the day-to-day operations of any system, especially a system where humans and machines work together. Learn all about Safety Instrumented Systems and what it takes to keep workers safe, and the system running smoothly!
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