UV Intensity Sensor Calibration for Water Disinfection: A Field SOP Buyers Actually UseUV Intensity Sensor Calibration for Water Disinfection: A Field SOP Buyers Actually Use Your UV reactor can look healthy on the HMI and still be off-spec. The dose algorithm only trusts what the inten7 min read·yoyouv.hashnode.devNov 4
UV Reactor Hydraulic Design and Short-Circuiting: Why Average Residence Time Is Not DoseBuyers often size a UV reactor from flow rate and a brochure “dose.” Then the first validation run shows uneven kill. The gap is usually hydraulics, not a weak lamp. Average residence time is a volume7 min read·yoyouv.hashnode.devNov 3
Matching LED Power Supplies to Strip Lights: Voltage, Wattage, and HeadroomAn LED strip that flickers at the far end, runs hot at the supply, or fails early often points to a mismatched driver—not a “bad reel.” Wholesale buyers and electrical specifiers can avoid most of tho5 min read·yoyouv.hashnode.devNov 1
LED Lighting Basics for Non-Engineers (Without the Jargon Overload)If you manage a workshop, clinic, retail fit-out, or small warehouse, you have probably been sold “LED upgrades” that sounded simple and then arrived with datasheets full of CCT, CRI, and efficacy num2 min read·yoyouv.hashnode.devNov 1
Designing a Fail-Safe ESP32 Controller for a Flow-Through UVC LED SystemLearn how to design an ESP32-based UVC LED controller with flow sensing, temperature monitoring, safe GPIO interfacing, and fail-safe driver control.7 min read·yoyouv.hashnode.devSep 28
