How Much Does It Cost To Install A Set Of Solar Street Lights? How To Install?

Solar street light system refers to a set of independent distributed power supply system that constitutes solar street light. It is not subject to geographical restrictions, is not affected by the location of power installation, and does not need to excavate the road for wiring and burying. The comprehensive economic benefits are good, especially for the roads that have been built, it is very convenient to add solar street lights. Especially in the application of road lights, outdoor billboards, and bus stops far away from the power grid, its economic benefits are more obvious. It is also an industrial product that must be popularized in China in the future. The following is a detailed introduction to the company by BSW.

1. Overview of solar street lights:

Solar street lights are powered by crystalline silicon solar cells, maintenance-free valve-regulated sealed batteries (colloidal batteries) to store electrical energy, ultra-bright LED lamps as light sources, and controlled by intelligent charge and discharge controllers to replace traditional public power lighting. Street lights, no need to lay cables, no AC power supply, no electricity bills; DC power supply and control; good stability, long life, high luminous efficiency, easy installation and maintenance, high safety performance, energy saving, environmental protection, economical and practical advantages, can be Widely used in urban main and secondary roads, communities, factories, tourist attractions, parking lots and other places. The following editor will introduce the general cost of solar street lights, working principle, components, advantages, parameters, installation steps, and selection methods.

The solar street light system is composed of eight elements. That is, solar panels, solar batteries, solar controllers, main light sources, battery boxes, main lamp holders, lamp poles and cables.

2. How much is a solar street light in general?

How much is a set of solar street lights? Solar street lights are composed of main parts such as battery panels, lamp holders, light poles, batteries, and controllers. The quality of the components, the size of the battery panel, and the size of the battery are the main factors that affect the price of solar street lights. Therefore, the price is not fixed and needs to be determined according to the specific configuration. The commonly used ones are generally around 1000-6000rmb.

3. The working principle of solar street lights

Description of the working principle of the solar street light: During the daytime, the solar street light is under the control of the intelligent controller. The solar panel absorbs the solar light and converts it into electrical energy after being irradiated by sunlight. The light source supplies power to realize the lighting function. The DC controller can ensure that the battery pack will not be damaged due to overcharge or overdischarge. It also has functions such as light control, time control, temperature compensation, lightning protection, and reverse polarity protection.

4. The components of solar street lights

①. Solar panels

The solar panel is the component that supplies energy for the solar street light. Its function is to convert the light energy of the sun into electrical energy and transfer it to the battery for storage. It is the most valuable component of the solar street light. The solar cell mainly uses monocrystalline silicon as the material. What drives and affects the movement of PN junction holes and electrons in solar cells are solar photons and light radiant heat, which is commonly referred to as the principle of photovoltaic effect. Now the power of photoelectric conversion is about the power of photovoltaic cells and about monocrystalline silicon 13 %-15%, polysilicon 11%-13%. The latest technology now also includes photovoltaic thin-film cells.

②. Battery

The battery is the power storage of the solar street lamp, and the collected power is supplied to the street lamp to complete the lighting. Because the input energy of the solar photovoltaic power generation system is extremely unstable, it is usually necessary to install a battery system to work, usually lead-acid batteries, Ni-Cd batteries, Ni-H batteries, the selection of battery capacity usually follows the following criteria: first, on the premise that the night lighting can be satisfied, the energy of the solar cell modules during the day should be stored as much as possible, and at the same time, the energy that can meet the lighting needs of consecutive cloudy and rainy nights should be stored. electrical energy.

③. Control the inverter

The existence of the solar controller directly affects the life of the system, especially the life of the battery. The controller uses an industrial-grade MCU as the main controller. After measuring the ambient temperature, the voltage and current parameters of the battery and solar cell components are affected. Check and judge, control the registration and turn-off of MOSFET devices, and achieve various control and protection functions.

④. LED light source

What kind of light source is used for solar street lamps is the main goal of whether solar lamps can be used normally. Usually, solar lamps use low-voltage energy-saving lamps, low-pressure sodium lamps, electrodeless lamps, LED light sources, and some use high-power LED light sources.

⑤. Light pole light stand

The street light pole device supports LED street lights.

5. The advantages of solar street lights

①. Energy saving:

The solar street light uses the natural light source of nature and reduces the consumption of electric energy;

②. Safety:

Mains lighting street lamps may have potential safety hazards due to construction quality, material aging, abnormal power supply and other reasons. However, solar street lamps do not use alternating current, but use batteries to absorb solar energy and convert low-voltage direct current into light energy, which does not exist. Security risks;

③. Environmental protection:

Solar street lights are pollution-free and radiation-free, in line with the modern concept of green environmental protection;

④. High-tech content:

The solar street light is controlled by an intelligent controller, which can automatically adjust the brightness of the light according to the natural brightness of the sky within 1d and the brightness that people need in various environments;

⑤. Durable:

At present, the production technology of most solar cell modules is sufficient to ensure that the performance does not decline for more than 10 years, and the solar cell modules can generate electricity for 25 years or more;

⑥. Low maintenance cost:

In remote areas far from towns, the cost of maintaining or repairing conventional power generation, power transmission, street lights and other equipment is very high. Solar street lights only require periodic inspections and little maintenance workload, and their maintenance costs are lower than conventional power generation systems;

⑦. Building blocks of installation components:

The installation is flexible and convenient, which is convenient for users to choose and adjust the capacity of solar street lights according to their own needs;

⑧. Independent power supply:

Off-grid solar street lights have the autonomy and flexibility of power supply.

6. Parameters of KITOZER solar street light

①. The main material: the light pole is all-steel structure, and the whole is hot-dip galvanized/sprayed;

②. Solar cell module: crystalline silicon 15-80WP (configured by load);

③. System working voltage: DC 12V-24V;

④. Controller: dedicated controller for solar lamps, light control + time control, intelligent control (the light turns on automatically when it is dark, and the light turns off when it is bright);

⑤. Energy storage battery: fully enclosed maintenance-free lead-acid battery 12V20Ah—100Ah (according to load configuration);

⑥. Light source type: energy-saving and high-power integrated LED, rare earth high-efficiency energy-saving lamps (can be configured according to customer requirements);

⑦. Protection grade: IP65;

⑧. Operating temperature: -30 degrees to 70 degrees, wind resistance ≥ 150Km/h;

⑨. Lighting time: 4 to 14 hours (adjustable as needed);

⑩. Light pole height: 2 meters to 4 meters (can be made according to customer requirements).

7. The installation steps of solar street lights

Foundation pouring

①. Determine the position of the standing lamp; investigate the geological conditions, if the surface 1 m 2 is all soft soil, the excavation depth should be deepened; at the same time, it should be confirmed that there are no other facilities (such as cables, pipes, etc.) below the excavation position, and the top of the street lamp is not long. Time to shade the object, otherwise the position should be changed appropriately;

②. Reserve (excavate) a pit of 1.3 meters in line with the standard at the position of the vertical lamp; carry out the positioning and pouring of the embedded parts, place the embedded parts in the center of the square pit, and place one end of the PVC threading pipe in the center of the embedded parts and the other Put the end of the battery in the storage place of the battery, pay attention to keep the embedded parts, the foundation and the original ground on the same level (or the top of the screw and the original ground on the same level, according to the needs of the site), and one side should be parallel to the road. Ensure that the rear end of the light pole is erect and not skewed, and then pour it with C20 concrete to fix it. During the pouring process, the vibrating rod should not be used to vibrate to ensure the overall compactness and firmness;

③. After the construction is completed, clean up the residual sludge on the positioning plate in time, and use waste oil to clean the impurities on the bolts;

④. During the solidification process of the concrete, it is necessary to water and maintain it regularly; the chandelier can only be installed after the concrete is completely solidified (generally more than 72 hours).

Installation of battery components

①. Before connecting the positive and negative poles of the solar panel to the controller, measures must be taken to avoid short-circuiting;

②. The connection between the solar cell module and the bracket should be firm and reliable;

③. The output line of the component should be avoided to be exposed and fastened with a cable tie;

④. The orientation of the battery components should be due south, and the compass points shall prevail.

Battery installation

①. When the battery is placed in the control box, it must be handled with care to prevent damage to the control box;

②. The connecting wires between the batteries must be pressed on the terminals of the batteries with bolts and copper gaskets should be used to enhance conductivity;

③. After the output line is connected to the battery, it is forbidden to short-circuit under any circumstances to avoid damage to the battery;

④. When the output line of the battery is connected to the controller in the utility pole, it must pass through the PVC threading pipe;

⑤. After the above is completed, check the wiring of the controller to prevent short circuit. Close the door of the control box after it is normal.

Installation of lamps and lanterns

①. Fix the components of each part: the solar panel is fixed on the solar panel bracket, the lamp head is fixed on the pick arm, then the bracket and pick arm are fixed to the main pole, and the connecting wire is routed to the control box (battery box);

②. Before lifting the lamp pole, first check whether the fasteners of each part are firm, whether the lamp head is installed correctly, whether the light source works normally, and then whether the simple debugging system works normally, loosen the solar panel connection line on the controller, and the light source works;

③. When hoisting the main light pole, pay attention to safety precautions, and the screws are absolutely fastened. If the sun angle of the component is deviated, it needs to be adjusted up to the sun direction to be completely south;

④. Put the battery into the battery box, and connect the cable to the controller according to the technical requirements; connect the battery first, then the load, and then the solar panel; when wiring, be sure to pay attention to the wiring and the terminals marked on the controller Can not be wrongly connected, positive and negative polarities can not collide, can not be reversed; otherwise the controller will be damaged;

⑤. Check whether the system is working normally; loosen the solar panel connecting wire on the controller, the light is on, connect the solar panel connecting wire, the light is off, and at the same time carefully observe the changes of the indicators on the controller, if everything is normal, it can be sealed control box.

8. The selection method of solar street lights:

①. LED light source: solar street lights generally use LED light sources, and mostly use 1W high-power lamp beads. Generally, the power of one lamp bead is 1W, and the number of lamp beads is how many watts;

②. Battery panels: solar street light panels generally use single crystal and polycrystalline. The price of single crystal is higher than that of polycrystalline. Generally, customers do not have professional measuring instruments for purchase. It is recommended to use size and area to measure and measure. The larger the size and area , the larger the size of the panel is proportional to the power of the panel;

③. Batteries: Solar street light batteries are generally divided into three types: lead-acid batteries, colloidal batteries and lithium batteries. At present, colloidal and lithium batteries are commonly used. The cost of lithium batteries is higher than that of colloidal batteries, and that of colloidal batteries is higher than that of lead-acid batteries;

④. Light pole: The light pole mainly considers the height, shape and parameters. The higher the height of the light pole, the corresponding parameters should increase, and the price will also increase. The more complex the shape of the light pole, the higher the price.

9. General lighting street lamps have safety hazards:

Ordinary lighting street lamps have brought many hidden dangers in terms of construction quality, landscape engineering renovation, material aging, abnormal power supply, and conflicts in water and electricity pipelines.

10. Summary

The above is the general cost, working principle, components, advantages, parameters, installation steps and selection methods of solar street lights introduced by BSW. It is important to know that solar street lights have no potential safety hazards. They are ultra-low voltage products with safe and reliable operation. Other advantages of solar street lights are green and environmental protection, which can add new selling points for the development and promotion of noble ecological communities, and can sustainably reduce property management costs. share part of the cost. With the rapid development of society, the use of solar street lights is becoming more and more extensive.