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Precautions for Balcony Photovoltaic Use - For Better Energy Efficiency and Safer LifePrecautions for Balcony Photovoltaic Use - For Better Energy Efficiency and Safer Life

2023年6月14日

People are becoming increasingly interested in solar photovoltaic power generation systems as their awareness of environmental protection increases and new energy technologies advance.

This has been notably apparent over the past few years. Balcony Photovoltaic is a portable photovoltaic system that generates electricity from sunlight to power residences and small businesses.
When installing and utilizing the photovoltaic system on the balcony, certain precautions must be observed. By doing so, energy efficiency and safety can be guaranteed. By taking the following precautions, you can maximize the efficacy and potential of your balcony PV system. This article describes some precautions to take when installing photovoltaics on terraces.

This article will discuss:

  • How do I choose and install the photovoltaic panels for my balcony?
  • What are the safety precautions for solar panels on a balcony?
  • What effect do objective factors have on photovoltaics on balconies?

How do I choose and install the photovoltaic panels for my balcony?

Choose the appropriate PV veranda system for standard installation. Consideration must be given to living conditions, economic factors, and local laws and regulations. This is the only method to guarantee that the photovoltaic modules are appropriate for your balcony and energy needs. Therefore, you must locate the appropriate supplier.

1. The objective environmental impact of the site of residence

The installation location and area of the photovoltaic modules on the balcony are largely determined by the objective environment of the residence. The choice of location is crucial because the efficiency of the photovoltaic system on the balcony is dependent on the light output. In general, east-west or south-facing roofs are preferable for installation.

The solar module should be receiving vertical sunlight. Ensure that there are no obstacles on the balcony. Thus, the sun's energy can be completely assimilated. The angle of inclination of the solar modules in relation to the anchor point is crucial for maximizing the efficiency of your balcony power plant. A slope of 30 to 45 degrees is recommended when facing south.

According to the Rheinland-Palatinate Consumer Advisory Center, vertical installations on balcony railings reduce output. These can reach 50%. Here's an instance: A south-facing system with 300-watt modules produces 292 kWh of solar energy annually when inclined at 30 degrees, but only 200 kWh when tilted at 90 degrees (i.e., mounted vertically).

A kilowatt-level photovoltaic power generation system can produce approximately four kilowatt-hours of electricity annually on average.

Depending on the elevation, tiling requires a roof area of 10 square meters, while inclined laying requires approximately 7 square meters. Users can approximate the size of the photovoltaic power generation system they need based on their energy consumption and available space. Currently, solar photovoltaic power plant initiatives are best suited for single-family homes, such as villas, townhouses, remote regions, and rural areas.

2. private economic variables

Even though the personal distributed photovoltaic power generation endeavor is expensive, it is a sustainable and long-term investment. Less costly models can cost as much as 1,200 euros for a complete set, while more expensive models can cost as little as 600 euros. Experts estimate that a residence can generate 10 to 20 percent of its electricity with solar panels. However, the amount of electricity generated depends on the orientation of the system and the annual sunlight hours in the region.

Depending on location and utilization patterns, the Lower Saxony Consumer Advice Center asserts that plug-in solar systems are almost always worthwhile; it just takes longer to amortize the acquisition costs.

A typical plug-in solar module measures approximately 1 by 1.70 meters and produces approximately 300 volts. With optimal orientation, it can generate between 200 and 300 kWh annually, allowing two modules to generate twice as much energy.

At an electricity rate of 40 cents per kWh and a power output of 600 watts, you can save up to 240 euros per year. The investment compensates for itself within a few years. These devices are typically constructed to last at least 20 years.

3. Installation must comply with municipal statutes and rules

When installing a photovoltaic system on a balcony, you must adhere to all applicable local laws, regulations, and building codes. The installation and use of photovoltaic systems may be subject to local regulations in certain locations. You must comprehend and adhere to these rules.

Before installing on roofs, balcony railings, or exterior walls, you must always confirm the legal requirements. Technically, assembly is possible, but legal requirements must be met. For instance, the installation of micro photovoltaic systems on balconies or facades can alter the appearance of a building, requires the landlord's approval in rental units, and necessitates a majority vote in the homeowner community.

While installation in a single-family home is relatively simple, you have greater assembly latitude in your home. However, local building codes must be adhered to as well. If you are unsure if your community has building or design codes, contact the responsible building authority.

What are the safety precautions for solar panels on a balcony?

The balcony photovoltaic system is concerned with the production and transmission of electrical energy, so safety must be a top priority. Please seek professional installation assistance. This enables you to ensure the correct installation of wires and connectors. Additionally, appropriate isolation measures must be adopted.

 

The connector is firmly bonded to the cable's interior copper core. Experiments have demonstrated that when the cable's temperature tolerance is exceeded, the outer sheath deforms. This can result in the cable coming unfastened. When looseness occurs, the tensile and torsion resistance of the cable relative to the connector is inadequate, and looseness results in a change in the contact resistance of the metal pins or a virtual connection between charged entities. This increases the likelihood of a conflagration occurring. There is also a greater possibility of cable rupture, which could result in an electric discharge.

Users must routinely examine the operational status of the system. In this manner, they ensure that no safety hazards, such as short circuits and leakage currents, exist. The Swedish Electrical Safety Board (Elsakerhetsverket) has issued a warning regarding the dangers associated with plug-in solar panels that are commonly installed on balconies.

During installation, local generation equipment supplied power to a disconnected network by error. This poses a risk of electric shock to electricians who install photovoltaic panels on balconies. When photovoltaic panels are utilized, the power consumption may exceed the typical cable size. This can result in a conflagration.

After effectively installing a photovoltaic system on a balcony, it is essential to consider the following factors. This maximizes the efficacy of power generation and the photovoltaic potential. Additionally, it is necessary to anticipate fluctuations in photovoltaic efficiency.

Weather:

Wind velocity influences photovoltaic systems. You can amplify the burden. As humidity and air temperature fluctuate, this causes module deterioration and performance loss. Photovoltaic systems' efficiency is affected by temperature. Typically, optimal performance occurs within a specific temperature range. Temperatures that are excessively high or low will reduce productivity. Summer temperatures increase. This can result in the PV modules malfunctioning. Ventilation and cooling measures should therefore be considered.

Photovoltaic systems on balconies generate electricity using solar radiation. The duration and intensity of solar radiation vary according to latitude, season, and meteorological conditions. This is a crucial point. Photovoltaic systems will be more effective if there is sufficient sunlight. Cloudy weather decreases productivity.

When designing a photovoltaic system, it is essential to consider the local weather conditions. This affects the selection of size and design.

Environmental pollution:

Pollution diminishes the cleanliness and light transmittance of photovoltaic modules, which in turn reduces the efficacy of photovoltaic systems' energy production. After protracted use, dust, particles, and pollutants can accumulate on the surface of photovoltaic modules and form a film.

When sunlight's transmittance decreases, light energy is not completely assimilated. Consequently, it cannot be converted to electricity. Even a minor amount of obstructive substances will have a negative impact on the photovoltaic solar panel's capacity to generate electricity.

Layers of dust and soil absorb and store solar radiation. This increases the photovoltaic module's surface temperature. This reduces the effectiveness of the module. Therefore, it is vital to regularly sanitize photovoltaic modules.

Quality of design and installation:

Performance and service life of a photovoltaic system are determined by its planning and installation quality. If you choose a solar panel with inferior construction and materials, its lifespan will be shorter. Additionally, there is a greater risk of safety accidents when using electricity.

Both the construction and the installation must be robust. Otherwise, issues such as inadequate contact between the wires, circuit failure, or damage may occur. This can reduce the photovoltaic system's efficiency.

The balcony photovoltaic system is a method of utilizing renewable energy that can bring many benefits to our lives. After proper selection and installation, we must consider safety concerns, weather conditions, and routine maintenance during use. If we take certain precautions, we can make greater use of the photovoltaic system on the balcony, thereby contributing to domestic electricity consumption and sustainable development.

Maysun Solar possesses a systematic and comprehensive photovoltaic module production line factory, which manufactures a variety of in-demand photovoltaic panels with varying technologies to accommodate a multitude of specific application scenarios. With the Balcony PV product line from Maysun Solar, you can rely on the dependability and quality of our products. Contact Maysun Solar immediately; let's construct a sustainable future together!