The ability of a piece of equipment to utilize the supplied energy is referred to as its power quality. Excessive energy usage, high energy costs, costly maintenance, rapid economic repercussions, lost productivity, downtime, irreplaceable resources, and unstable or defective equipment are all consequences of poor power quality. Any organization must address energy management, and any program for controlling energy must consider power quality. CareLabs offers a range of services that address various energy-related problems. We offer evaluation and analysis of power quality services based on our industry experience.
Power supply quality is a more complex and nuanced indicator than reliability. It doesn’t matter if there is a sufficient supply or not. Whether or not the source can be used is the matter at hand.
Changes in power quality might be of two different kinds:
Disruptions:
An incorrect voltage or current might cause a disturbance. After a transient voltage reaches a specific threshold, its peak value may be calculated. When the RMS variation surpasses a certain threshold, the RMS voltage varies with dips, swells, and pauses.
Deviations from the norm:
Two examples of steady state fluctuations are harmonic wave distortion and RMS voltage changes. Voltage and current must be continuously examined in order to trace these changes. These sample data provide the most accurate representation of the magnitude of voltage distortion over time. The average distortion level, which is 95% unlikely to be exceeded, may then be evaluated using different approaches.
A few elements that affect supplier quality are as follows:
Most of these things are challenging to see and identify. Only qualified workers or engineers should conduct the tests, which are frequently conducted using specialized testing apparatus.
The steady-state voltage levels of an electrical system are dynamically changing as a result of load and other system events. Voltage levels frequently drop as the load rises. Similar to this, the voltage rises when a load is removed.
It is either a change in the phase angle or a value fluctuation in the three-phase supply. Unbalanced circuit impedances and unbalanced loads might also be to blame. It makes things hotter, harms technology, and reduces its effectiveness.
Rapid reductions in RMS supply voltage known as “voltage sags” can last anywhere between 0.5 and 1 minute. Voltage swells are short, above-the-0.5-to-1-minute threshold rises in the RMS supply voltage.
The supply frequency is the rate of change of the voltage waves. The responsibility for managing the national energy market falls on the National energy Market Management Company (NEMMCO). Frequency norms are defined by the local generating authority outside of the National Electricity Market.
The pattern of the supplied voltage or current shifts on a regular basis. More harmonics can result in increased losses, malfunctions, radio interference, motor vibrations, and sensitive equipment that is less efficient.
CareLabs evaluates the quality of the power using the following methodology:
Our highly qualified professionals can provide you with advice on how to handle power quality problems. Your system’s power quality will be at its finest if you do a complete check and analysis. Do not hesitate to contact us if you have any queries about our power quality analysis service.
