Air cooling and liquid cooling are not simply better or worse than each other — they are differentiated choices based on power class, application environment, and cost targets. This article examines both technologies from three perspectives: working principles, core advantages, and scenario suitability. It highlights the cost-effectiveness of air cooling in low-to-medium power applications and the superior temperature uniformity of liquid cooling in high-power, high-density scenarios. With engineering practices from SUNGROW, EAST, ENVICOOL, HOYMILES, and DEMUDA, this piece provides a clear thermal management reference for energy storage system sizing.

PV modules generate DC electricity, but household appliances, industrial equipment, and the grid all run on AC. This conversion stage sits between generation and consumption, directly determining a PV system‘s efficiency and safety. This article starts with the fundamental difference between DC and AC, breaks down the inverter’s three-step conversion process — input, switching, filtering — and explains the three core benchmarks of inverter performance: voltage stability, frequency accuracy, and waveform purity. A clear guide to understanding the ‚heart of the PV system.

In 2026, the University of Rochester achieved a laboratory breakthrough in solar thermoelectric generation, sparking debate over whether thermoelectric technology could eventually replace PV. This article compares the two technologies across technical principles, deployment readiness, cost, and application versatility. The conclusion is clear: a lab breakthrough is not commercial readiness. With its mature industrial chain, proven stability, low cost, and full-scenario adaptability, PV remains the undisputed leading solution for solar energy utilization.

Traditional BMS can only trigger alarms after faults occur — unable to detect hidden battery risks in advance or integrate with PV, grid, and electricity pricing. This article explains the evolution from legacy BMS to an end-cloud integrated architecture where BMS hardware and an AI cloud platform work in tandem. It covers how AI enables weeks-early fault warnings, extends cycle life by 10% to 20%, and dynamically optimizes charge/discharge strategies — helping cross-border energy storage products meet the demanding requirements of premium markets in Europe, the US, the Middle East, and Australia, while improving safety and returns.

As global distributed solar and storage markets continue to expand, single-phase and three-phase products are diverging along regional lines shaped by grid infrastructure, consumption patterns, and policy frameworks. Mature markets rely on residential single-phase storage, with three-phase focused on small-to-medium commercial applications. Emerging markets depend on high-power three-phase systems to address urgent power needs, while single-phase products serve off-grid villages and rural areas. This article examines product structure differences across Europe, Australia, North America, Southeast Asia, Latin America, the Middle East, and balanced markets — offering a clear regional strategy reference for energy storage companies going global.