Ammonia Corrosion on Solar Equipment: Farm Sites
Why a salt spray result does not answer an agricultural site, what ammonia attacks first, and the coating, fastener and enclosure items to specify.
Solar Module Hot Spots: Causes, Detection and Claims
Why a small shadow costs more than its area, how hot spots are actually found, and the distinction that decides whether a claim is a product claim at all.
Microgrid Controller: What It Does and How to Spec One
Grid-forming versus grid-following, the four operating modes, why the transition is where projects fail, and the eight items to settle before ordering.
Solar Array Grounding and Bonding: What to Specify
Equipment grounding and bonding are two different jobs, why surge protection fails without the earth path beneath it, and what belongs in the specification.
Solar O&M Contract: What to Define Before You Sign
Response versus resolution time, how availability is counted, who owns the spares and the data, and the handover clause most contracts leave out entirely.
Incoterms for Solar Equipment Orders: How to Choose
What a trade term actually decides about risk, cost and customs, why EXW and DDP cause trouble, and the items to settle before the order goes out.
Letter of Credit for Solar Equipment: What to Specify
Why banks deal in documents rather than goods, where solar equipment orders run into discrepancies, and the fields to settle before you instruct a credit.
Solar Module PID: Causes, Testing and Specification
What PID is, why it shows up as a gradient along the string, how PID resistance is tested rather than claimed, and what belongs in the specification.
How to Calculate LCOE for Commercial Solar + Storage
Which inputs belong in a commercial solar LCOE calculation, which get left out, and why a figure without a stated discount rate cannot be compared.
Solar + Generator Hybrid: Sizing and Integration Guide
How to size a solar + generator hybrid: generator minimum load, motor inrush, battery autonomy and SoC setpoints. Checks to run before you request a quote.