Merus™ Hybrid Power Quality (HPQ) solution with solar power production
Merus™ HPQ solves power quality issues in an automobile gear factory in China A Chinese automobile gear factory’s feeder was suffering from issues related to...
Merus® Power Blog
Power quality and productivity improvement with Merus™ SVC
Common power quality issues in steel plants Steel plants deal with energy intensive processes on a daily, such as steel and aluminum smelting. Smelting is...
Merus™ Active Harmonic Filters for printing machines – bring benefits and save money
Power quality and energy efficiency are key areas at printing facilities. Through the implementation of power quality improvement solutions, it is possible to gain substation...
Save on fuel and diesel genset maintenance costs in off-grid microgrids
The integration of battery energy storages to microgrid helps to achieve the full potential of photovoltaic (PV) systems and ensures microgrid power quality while saving...
Revenue increase from combined operation of hydropower plant and sophisticated Merus™ energy storage
The electricity market operators plan their consumption and production in advance but in reality, there is a deviation within each hour. Balancing market ensures that...
Key selection criteria when buying active harmonic filters
Active harmonic filters can effectively cancel harmonic distortions from the network. This blog post will explain the key criteria that should be kept in mind...
What are the benefits of improving power factor? (Part 2)
Figure 1: Voltage drop caused by transmission of active and reactive current through network impedances when reactive power is not compensated. It can be calculated...
What are the benefits of improving power factor? (Part 1)
Electricity transmission and distribution systems are designed to carry a certain amount of current without overloading. Too much current causes excessive resistive losses in electric...
Basics of reactive power compensation (Part 2)
Inductive elements, such as transformers and magnetizing coils in AC motors, store energy into their magnetic field. The direction of the magnetic field (is such...
Basics of reactive power compensation (Part 1)
Power is defined as a rate of flow of energy past a given point. In electrical circuits, power is also defined as the product of...
Basics of Harmonic Distortions (Part 2)
As the harmonic currents generated by the users’ equipment flow back towards the power source, they cause additional voltage distortion due to impedance associated with...
Basics of Harmonic Distortions (Part 1)
The load current of a purely resistive load is sinusoidal and in phase with the voltage. When the load also contains reactance, a phase-shift between...