Blueprint: Solar Oxygen Concentrator System for a Ten-Child Pneumonia Ward — Build and Implementation Specification

Build and implementation specification for a solar oxygen concentrator system serving a ten-child pneumonia ward: three 10 L/min PSA concentrator modules (two duty, one standby), a 4.5 kWp photovoltaic array, and a 33 kWh lithium iron phosphate battery bank, with bill of materials, installation, operating procedure, operating envelope, failure modes, maintenance, safety limits, and costs. DESIGN BLUEPRINT — SIMULATED, NOT MEASURED — NOT BUILT, NOT CLINICALLY TESTED. Blueprint for the design published as DOI 10.5281/zenodo.24108990.