GB/T 24716-2023Technical specifications of solar energy power system for motorway facilities (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

This document replaces GB/T 24716-2009 "General Technical Specifications for Solar Power Supply Systems for Facilities Along Highways" and is consistent with GB/T 24716- Compared with.2009, in addition to structural adjustments and editorial changes, the main technical changes are as follows.

a) The applicable limits of the scope have been changed (see Chapter 1, Chapter 1 of the 2009 edition);

b) Added the terms and definitions of "crystalline silicon solar cells", "thin film solar cells" and "grid-connected inverter" (see 3.2, 3.3, 3.4); deleted "Silicon solar cells", "monocrystalline silicon solar cells", "polycrystalline silicon solar cells", "concentrated solar cells", "open circuit voltage" and "short circuit current" "Volt-ampere characteristic curve of solar cell", "Filling factor (curve factor)", "Maximum power", "Maximum power point", "Optimum load", "Maximum "Optimum working voltage", "Optimum working current", "Conversion efficiency", "Solar simulator", "Standard solar cell", "Standard working conditions", "Rated Terms and definitions of "voltage", "rated current", "rated power" and "float charge" (see 3.2~3.22 of the 2009 edition);

c) The composition and classification of solar power supply systems have been changed (see Chapter 4, Chapter 4 of the 2009 edition);

d) Added general requirements (see Chapter 5);

e) Deleted the selection principle (see 5.1 of the 2009 version);

f) The content of technical requirements has been changed (see Chapter 6, Chapter 5 of the 2009 edition);

g) Added test methods (see Chapter 7);

h) The inspection rules have been changed (see Chapter 8, Chapter 6 of the 2009 edition);

i) The requirements for marking have been changed (see Chapter 9, Chapter 7 of the 2009 edition).

1 Scope

This document stipulates the composition and classification, general requirements, technical requirements, test methods, and inspection regulations of solar power supply systems for facilities along highways. and signs.

This document applies to solar power supply systems for facilities along highways.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document.

GB/T 191 Packaging, storage and transportation pictorial mark

GB/T 2423.17 Environmental testing of electrical and electronic products Part 2: Test methods Test Ka. Salt spray

GB 8897.4 Primary batteries Part 4: Safety requirements for lithium batteries

GB/T 9535-1998 Design identification and finalization of crystalline silicon photovoltaic modules for ground use

GB/T 15142 Batteries and battery packs containing alkaline or other non-acidic electrolytes Square vented cadmium-nickel single cells

GB/T 16422.3-2022 Plastic laboratory light source exposure test methods Part 3: Fluorescent UV lamp

GB/T 18911 Design identification and finalization of ground thin film photovoltaic modules

GB/T 22040-2008 Weather resistance requirements and test methods for plastic products for facilities along highways

GB/T 22473.1 Batteries for energy storage Part 1: Technical conditions for off-grid photovoltaic applications

GB/T 36276 Lithium-ion batteries for electric energy storage

JT/T 817-2011 General technical requirements and testing methods for highway electromechanical system equipment

NB/T 32004-2018 Technical specifications for photovoltaic grid-connected inverters

3 Terms and definitions

The following terms and definitions apply to this document.