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Energy engineering guides for businesses

Verified answers to the questions technical directors, investors and public institutions ask us: what the law requires in the Republic of Moldova and in Romania, what measurements show and how an investment is calculated.

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Industrial hall with its roof covered by solar panels and an adjacent transformer substation, aerial view (illustrative image) Renewable energy11 min read Solar PV for businesses: output, savings and the 2026 rules PVGIS yields by city, the load curve, net billing in Moldova, prosumers under Romania's Law 160/2026 and a payback calculation with explicit assumptions. Read the article The 1.3 MW Zgărdești solar park, Telenești district — aerial drone view Renewable energy9 min read Solar parks: land, yield, permitting and revenue From bare land to commissioning: yield from PVGIS data, the permitting steps in both countries, revenue models and an LCOE calculation with explicit assumptions. Read the article BESS battery containers next to a 110 kV substation and a solar park at sunset (illustrative image) Storage and cogeneration9 min read Battery energy storage (BESS): technology, costs and the market in 2026 The components of a BESS, power and energy, efficiency, 2025 prices, the new rules in Romania and Moldova, safety and how to size a system. Read the article Engineer clamping the flexible current probes of a power quality analyser onto the busbars of a factory's main switchboard; on the laptop, a one-week load curve (illustrative image) Energy efficiency9 min read Mandatory energy audits: who needs one, what it contains, what it delivers The criteria of GD No. 829/2024 and Law No. 121/2014, the new thresholds of Directive (EU) 2023/1791, what a good audit contains and the measures that deliver savings. Read the article An open automatic power factor correction cabinet: capacitors, blocking reactors, contactors and a power factor controller (illustrative image) Energy efficiency10 min read Reactive power: why you pay for it and how to compensate it correctly The billing rules in Romania and Moldova, how to calculate compensation power, the risk of resonance with harmonics and the unexpected effect of solar panels. Read the article

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