Public mission-critical field-discipline notes for electrical, controls, and infrastructure review boundaries.

Open tools for data center power service: switchgear, protective relays, ATS, metering, commissioning. One rule: nothing ships until it reproduces a published worked example and the number matches the book. Built in public by a field service engineer.

高低压成套设备行业智能招投标监控系统。支持AI 智能过滤、多渠道通知、桌面 GUI + Web 服务器双端部署。开发中

A catalogued, verified, snapshot backed index of the technical documentation behind automation and industrial power: PLCs, drives, protocols, silicon, instrumentation, switchgear, and the standards that govern them. Every row states how far it was actually checked. Built in public by a field service engineer.