Technical performance requirements of components
6.1 solar photovoltaic conversion components
6.1.1 the technical performance of crystalline silicon solar cell modules shall conform to GB/T9535.
The technical performance of amorphous silicon and other thin-film solar cell modules shall conform to the provisions of GB/T11011 and GB/T18911.
6.1.2 the power of the square array of solar cell components shall be determined according to the service conditions, light resources and load, and shall meet the requirements of the total power consumption and energy storage time of the lighting components, control components and transmission lines.
6.1.3 the working voltage of solar cell components shall meet the requirements of battery charging voltage.
6.2 energy storage components
6.2.1 valve-controlled sealed lead-acid battery should be selected, and its performance should meet the requirements of GB/T19638.2 or GB/T19639.1
6.2.2 the discharge depth of the battery should not exceed 80% when the battery is normally illuminated for 2 ~ 7 consecutive rainy days.
6.3 control components
6.3.1 the performance of the charge-discharge controller shall conform to the provisions of 6.3.2 ~ 6.3.13 of GB/T 19064.
6.3.2 switch on and off light control mode and requirements
18.104.22.168 use light control, time control or both.
22.214.171.124 the on-off and on-off time of the time control shall be adjustable, and the time error shall not be greater than 1min.
126.96.36.199 the light control value should be set when the natural illumination of the ground is (4 ~ 5) lx.
188.8.131.52 it has measures to prevent repeated switching on and off of the light source.
6.3.4 it is advisable to use direct flow power supply to lighting components, or inverter power supply. Inverter power supply "inverter" should meet the performance and power requirements of lighting components. GB/T 19064 shall be complied with.
6.4 lighting components
6.4.1 electric light source
184.108.40.206 safety requirements and performance requirements of electric light sources shall conform to relevant national standards.
220.127.116.11 luminous efficiency of electric light source:
Fluorescent lamps, non-polar lamps, power LED (LED) should be greater than 50lm/W;
High intensity gas discharge lamp, low pressure sodium lamp should be greater than 60lm/W.
18.104.22.168 the average life of the electric light source shall be greater than 6000h. The average life of power LED should be more than 20000h.
6.4.2 electrical light source accessories
22.214.171.124 dc electronic ballasts should meet the requirements of GB19510.5 and GB/T19656 and have constant power output characteristics;
126.96.36.199 dc electronic ballasts of fluorescent lamps shall conform to GB/T15144. They shall have a good pre-heating start and the filament pre-heating start time shall be at least 0.4s.
188.8.131.52 power LED shall be driven by constant current and the accuracy of steady current shall be greater than 95%.
6.4.3 lamps and lanterns
184.108.40.206 the safety performance of lamps and lanterns shall conform to the provisions of GB7000.1 and GB7000.5.
The protection level of the electric light source room should not be lower than IP54, and the protection level of the electrical room should not be lower than IP43.
220.127.116.11 courtyard lamps and lanterns shall have reasonable light distribution, and their efficiency shall not be less than 80%.
18.104.22.168 road lighting lamps and lanterns shall be equipped with half-light distribution type to match the type and power of the selected light source, and the efficiency of the lamps and lanterns shall not be less than 70%.
6.5 structural components
6.5.1 light pole
22.214.171.124 the light pole shall meet the intensity requirements of the strongest wind load in the application area for 50 years, and the cutting of the light pole shall be free of burrs.
126.96.36.199 the inner and outer surface of the lamp pole shall be hot-dip galvanized, and the surface shall be smooth, uniform and free from scratches. The manufacturing process shall conform to relevant standards.
188.8.131.52 installation height of lamps: lawn lamps shall be less than 1m; Courtyard lights should be set to (3 ~ 4) m; Road lighting street lamps should be set to (4 ~ 9) m;
184.108.40.206 the height of the lamp pole shall meet both the installation height of the lamp and the installation requirements of solar cell components.
6.5.2 the solar cell holder shall be able to withstand the maximum wind load of 50 years in the application area.
6.5.3 the controller room shall be provided with waterproof measures. The door of the controller room shall be fixed with special anti-theft screws and shall be maintained conveniently.
6.5.4 battery room
220.127.116.11 the battery room can be located in the device, on the light pole (with) or underground
Should have waterproof, moistureproof, anticorrosion, heat preservation, heat insulation, ventilation and other functions; Protect the battery from external damage to prevent environmental pollution
18.104.22.168 the battery room shall be equipped with ventilation pipes to prevent acid gas corrosion discharged by the battery from inside the device, lamps, cables and other devices.
6.6 transmission line
6.6.1 transmission conductor cross section: conductor section should not be less than 1.5 ㎜. 2.
6.6.2 line transmission voltage drop of the device
A. When charging and discharging at rated current, the voltage drop of the following parts shall not be greater than 3% of the rated voltage (or transmission voltage) of the battery:
Solar cell module output end and controller input end; The output end of the controller and the input end of the lighting component.
When discharging at rated load current, the battery output end and the controller input end shall not be more than 1% of the rated voltage (or transmission voltage) of the battery.
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