吉安井冈山机场开展飞行区光伏系统全面“体检”

Core Insights - The article discusses the annual comprehensive inspection and maintenance of the distributed photovoltaic (PV) power generation system at Ji'an Jinggangshan Airport, aimed at ensuring efficient and safe operation while reinforcing green airport construction achievements [1][2] Group 1: Inspection and Maintenance - The inspection covered all PV power generation units in the flight area, with a detailed and systematic approach [1] - Technicians conducted thorough checks on solar panel surfaces for issues such as micro-cracks, hot spots, dust accumulation, or glass damage [1] - The maintenance team tested and reinforced the sealing, insulation resistance, and connection tightness of component wiring, junction boxes, and combiner boxes [1] Group 2: Equipment and Performance Analysis - Key electrical equipment, including inverters and distribution cabinets, underwent comprehensive parameter collection and analysis regarding operational status, heat dissipation, and alarm records [1] - The stability of PV brackets, effectiveness of lightning protection grounding systems, and potential shading issues were also evaluated and documented [1] Group 3: Operational Efficiency and Risk Management - The maintenance adhered to strict operational protocols, utilizing a "zoned, short time slot, dual-monitor" work mode to efficiently progress during flight gaps [2] - All inspection data was recorded in real-time and analyzed by qualified professionals, resulting in a "health diagnosis report" for each PV unit to identify performance shortcomings and potential risks [2] - Most PV equipment was found to be in good operational condition, with power generation efficiency meeting design expectations [2] Group 4: Remedial Actions and Outcomes - The maintenance team developed targeted action plans for identified issues, such as decreased surface cleanliness and minor cable sheath aging, and promptly initiated cleaning, replacement, and clearing work [2] - The systematic "check-up" and preventive maintenance improved the stability and conversion efficiency of the distributed PV system, contributing to reduced operational costs and supporting the dual goals of safe airport operations and green development [2]