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Your leading supplier of Baoding Dongliang New Energy Technology Co., Ltd
Baoding Dongliang New Energy Technology Co., Ltd. is a high-tech enterprise focusing on the integrated application of photovoltaic products, committed to the design, research and development, production and sales of photovoltaic panels, solar power generation systems and other products.
Why Choose Us?
01/
Quality
We provide our customers with high-quality products, and we have applied for IEC, CE, ISO and other related certifications for our products.
02/
State-of-the-art equipment
We have 1 SMT production line, 2 photovoltaic production lines, 1 lithium battery pack line and other modern production lines.
03/
With 11 years of experience, we can develop, produce and sell any new energy-related products, modules, inverters, controllers, batteries, brackets, cables and other complete solutions according to your needs;
04/
The company has enough practice in the application of photovoltaic-related products, including grid-connected photovoltaic power generation, off-grid photovoltaic power generation, BIPV projects, wind-solar complementary projects, and application-oriented power supply systems (monitoring power supply, sensor power supply, solar street lights, etc.);
What is Off Grid Solar Power System？
An off-grid solar system pulls energy from the sun and its rays through solar panels, which most often are mounted to the roof of a home, cabin or RV. The energy the panels collect is then routed to a battery that stores the energy until you need it, when an inverter converts it into electricity.
Benefits of Off Grid Solar Power System
Energy independence: One of the most significant advantages of an off-grid solar system is the freedom it offers from dependence on the grid. This is especially valuable in remote areas where extending the electrical grid is costly or impractical. With an off-grid system, you can generate your own electricity, reducing reliance on non-renewable energy sources.
Cost savings: Over time, an off-grid solar system can lead to significant cost savings. While the initial investment may be higher compared to traditional grid-connected systems, the ongoing expenses are minimal. You’ll save on monthly utility bills, and as technology advances, the cost of solar panels and batteries continues to decrease, enhancing the long-term financial benefits.
Environmental benefits: Off-grid solar systems are inherently eco-friendly. They produce clean, renewable energy without emitting harmful greenhouse gases or contributing to air pollution. By reducing your carbon footprint, you contribute to a more sustainable future and help combat climate change.
Reliability and resilience: Off-grid solar systems are designed to provide reliable power, even in the face of grid outages or natural disasters. The combination of solar panels and battery storage ensures a continuous power supply, offering peace of mind during emergencies and power disruptions.
Tailored solutions: Off-grid solar systems can be customized to meet specific energy needs. Whether you’re powering a small cabin, a farm, or an entire village, these systems can be tailored to match the energy demands of your setup, ensuring efficient utilization of resources.
Minimal maintenance: Off-grid solar systems are known for their low maintenance requirements. Regular inspections and occasional cleaning of solar panels are usually sufficient to keep the system running optimally.
Types of Off Grid Solar Power System
Standalone photovoltaic (PV) systems
These are the most common type of off grid systems. They use PV modules to capture the energy of the sun which is then converted into electricity by an inverter. This type of system allows for complete independence from the electrical grid and is best suited for remote locations where connection to the grid is not possible.
Battery-based inverter/charger systems
These utilize deep-cycle solar batteries to store generated power which can then be used when needed. This allows users to choose when they want to draw electricity from the solar battery rather than relying on sunlight or wind alone.
In addition, these systems provide a greater level of flexibility since they can be designed with different amounts of storage capacity depending on the needs of the user.
Hybrid PV/completed solar power system
These types of off-grid solar systems are best suited for areas with both strong sunlight and consistent winds throughout the year.
Grid-tied PV/battery backup systems
They can connect directly to an electrical grid but also feature battery storage systems for additional security against outages and fluctuations in power supply caused by weather conditions or equipment failure.
Application of Off Grid Solar Power System
Electrification in rural areas
While constant electricity might seem normal to you, it is not an option for many people worldwide. According to statistics, over 2 billion people living in rural areas today do not have regular access to electricity.
More so, without electricity, hospitals in rural areas cannot store medical supplies, putting people who rely on local health care at risk.
Off-grid solar power systems solve that problem since it is simple to install. Furthermore, it provides rural and remote communities with independent, long-term, and sustainable electricity generation.
Emergency power supply during natural disasters and power outages
Natural disasters happen every once in a while, and they aren’t anyone’s fault. Usually, floods, hurricanes, storms, etc., can lead to the power grids running out of power for days, weeks, or even months.
Wars and maintenance of power generation systems can also cause an unexpected interruption in the power supply. Sudden power outages can also happen due to power transmission malfunctions, storms, or brittle transmission lines.
Unfortunately, such sudden power outages are rarely effectively countered. When they happen, power outages can disrupt operations, such as the cooling of food, beverages, and medicines, or the operation of critical electrical appliances in hospitals, businesses, and public institutions.
However, Solar-powered Emergency Power Systems (SEP systems) can overcome such temporary power outages. These systems can provide power in disaster-affected areas or war zones with a high demand for immediate electricity supply.
Off-grid solar systems can serve as economical, stable, and long-term backup solutions to power outages. Users of these systems can even switch to the solar systems to avoid work interruptions, and keep their electricity-based systems operational.
Solar water pump systems for provision of water
Water is a necessity for human and animal survival. It is also important for agriculture. However, there has to be electricity to get water flowing across a long distance. Solar energy can be an efficient and affordable energy source to power water pumps where water is needed.
Components of Off Grid Solar Power System
Solar panels
Solar panels are the heart of any solar power system. They capture sunlight and convert it into direct current electricity. In an off-grid system, this electricity is used immediately or stored in batteries for later use. Several types of solar panel installations exist, including ground-mounted and roof-mounted systems.
These options depend on available space, sunlight exposure, and personal preference. Ground-mounted systems are usually more suitable for larger properties with ample space, while roof-mounted systems are better for smaller properties or those with limited space.
Charge controller
The charge controller is an important component that regulates the flow of electricity from solar panels to batteries. Its main role is to prevent overcharging by controlling the rate at which electric current is added to or drawn from the batteries. Doing so helps extend the life of the batteries and ensures the overall efficiency and safety of the solar power system.
Batteries
Batteries are essential components in off-grid solar systems as they store excess energy generated by the solar panels. This stored energy can be used when the sun isn’t shining, ensuring a consistent power supply. The type and size of the batteries depend on the user’s energy needs and consumption patterns. Choosing the best battery for your solar system depends on various factors, including cost, maintenance requirements, and lifespan.
Inverter
The inverter is responsible for converting the stored DC power from the batteries into alternating current (AC) power used by most household appliances. It does this by changing the frequency and voltage of the electricity, making it compatible with standard household outlets.
How to Maintain Off Grid Solar Power System
Check and clean your solar panels regularly
Solar panels are essentially the powerhouse of your off grid solar system. Their efficiency determines how much sunlight is converted into usable energy. Over time, external elements such as dust, bird droppings, pollen, or even snow can accumulate on the panels. This layer of debris can obstruct sunlight, leading to a decrease in the overall energy output.
Thus, regularly checking and cleaning your panels is crucial to uphold their efficiency. Before you start, turn off the system first to ensure safety. Gently use a soft brush and water to wipe away the accumulated debris. Refrain from using harsh detergents or abrasive materials, as they can scratch or damage the panels.
By ensuring your panels are clean and obstruction-free, you’re securing the maximum output and longevity of your solar system.
Monitor the charge controller
The charge controller serves as a pivotal component in any solar energy setup. Its main job is to regulate the power moving between the solar panels and the batteries, preventing potential issues like overcharging or excessive draining. Overcharging can significantly reduce the battery’s lifespan and might lead to dangerous situations like battery leaks or explosions. On the other hand, letting batteries discharge too much can cause them to fail prematurely.
Regularly inspecting the charge controller ensures it’s operating correctly. Check the settings and ensure they align with the recommended voltage for your specific battery type. If there’s any deviation or anomaly, refer to your system’s manual or contact a professional. Proper maintenance of the charge controller guarantees a smoother and safer energy transition in your system.
Maintain your batteries
Solar batteries store energy for use during non-sunny periods. Their health directly influences the reliability and performance of the entire setup. Over time, especially in lead-acid batteries, water levels can decrease. Regularly checking these levels ensures your batteries function optimally. If they’re low, topping off with distilled water is essential. But remember, only distilled water should be used, as tap water contains minerals that might harm battery cells.
Moreover, cleanliness is paramount. The battery area should remain free from debris or any spilled liquids, which can corrode connections or cause short circuits. Also, check for corrosion on the terminals; if you spot any, a mixture of baking soda and water can clean it off.
A well-maintained battery ensures consistent power and extends the overall lifespan of your solar energy system.
Protect your system from extreme weather
Extreme weather poses significant challenges to the durability and efficiency of a solar power system. Whether it’s raging storms, heavy snowfall, or intense heat, each condition can impact the system’s components differently. For starters, anchoring solar panels securely prevents them from being dislodged during strong winds or storms.
Well-protected cables and connections are also essential as they reduce the risk of water damage or disconnections during harsh conditions. For those in snowy regions, angled installations are a smart choice, promoting easy snow slide-off and reducing weight on the panels. And in areas with intense sun, shade structures or protective covers can mitigate the effects of excessive heat. Taking these precautions ensures that your system remains efficient and undamaged regardless of the weather.
Install surge protectors
Electric surges, often caused by lightning strikes or power line issues, can send a dangerous electricity overload through your setup. Without protection, this overflow can damage or destroy sensitive solar components, leading to costly repairs or replacements.
Installing surge protectors diverts these excessive currents from your system, ensuring its components remain safe. This small but critical investment offers peace of mind, especially during stormy weather or unpredictable electrical events. Most importantly, always opt for high-quality protectors, as they’re more reliable in handling potential threats.
Schedule professional inspections
Professional inspections are a proactive approach to ensuring the optimal health of a solar power system. Even with diligent personal maintenance, certain issues might go unnoticed. Licensed solar technicians possess the knowledge and tools to diagnose and address such problems early before they escalate into costly repairs. They can also share insights about the latest maintenance practices or advancements in solar technology.
Working of an Off-Grid Solar Power System
1.When solar radiation hits the solar panels, free electrons get released that create an electric current.
2.The DC energy from solar panels is converted to AC with the help of an inverter.
3.This AC power gets supplied to the load.
4.The excess power generated by solar panels is to charge the battery for the power supply during the nighttime or on cloudy days.
Factors That Could Affect the Useful Life of Solar Panels
01
Ability to access grid power
Grid-tied homes don’t need to rely exclusively on solar energy. During extended periods of cloudy weather, off-grid systems have the potential to run out of power. On-grid homes can always draw electricity from the utility company as needed.
02
Excess production
The off-grid system not only allows users to use free electricity during the day, but also allows users to use the electricity stored in the battery at night, so that users can completely break away from the city’s electricity and be self-sufficient.
03
Power outages
Off-grid solar systems provide peace of mind to homeowners who live in areas with a history of power outages or extreme weather. They can continue to have access to electricity even when the grid goes down.
04
Electric bills
Another advantage of off-grid solar systems is that you do not have to pay electric bills as long as you produce your own power. Eliminating electric bills can be a significant cost saving for homeowners, especially in areas with high electricity rates. You can save hundreds or even thousands of dollars annually by producing your own electricity.
Factors Affecting the Cost of an Off-Grid Solar Power System
An off-grid system is a solar power system that doesn’t connect to a utility grid. Typically, these types of systems are used in locations that don’t have access to power lines or where the cost of connecting to the grid is prohibitive. If you’re considering installing an off-grid solar power system, you’ll want to know its cost.
System size
The size of your solar power system, measured in kilowatts (kW) or megawatts (MW), directly impacts its cost. Larger systems with higher capacity generally require more solar panels, batteries and other components, increasing upfront expenses. However, you can offset these costs by taking advantage of tax credits and other incentives.
Location
The geographic location of the off-grid site plays a crucial role in determining the cost. Sunlight availability and the average number of peak sun hours influence the number of solar panels needed to generate sufficient electricity. Remote areas might also cause higher installation and maintenance costs, impacting overall expenses.
Mounting and wiring
In order to determine how much you’ll pay for an off-grid solar power system, you’ll need to consider the type of mounting structure (i.e., ground-mounted or rooftop) and the length of wiring required to connect the components. More complex installations may lead to higher labor expenses.
Maintenance
Although an off-grid solar power system comes with initial installation costs, it is also important to consider ongoing maintenance costs. This regular maintenance typically includes periodic inspection, cleaning and potential replacement of components over time.
Our Factory
At present, the company has more than 200 employees, including 20 R & D technicians, and has more than 10,000 production workshops, 1 SMT production line, 3 photovoltaic production lines, 2 lithium battery pack line and other modern production lines. The annual production capacity of photovoltaic modules reaches 15 megawatts.
Our Certificate
FAQ
Q: What is the difference between on and off-grid solar system?
A: Being grid-tied is beneficial because you don’t have to buy an expensive battery back-up system to store any excess energy. Being off-grid means you are not connected in any way to your grid’s power system or utility company.
Q: How does an off-grid solar system work?
Q: How does an off-grid solar system work?
Q: Is it worth it to go off-grid with solar?
A: Benefits of Off-Grid Solar Panels
No electric bill – You will never have an electric bill with an off-grid solar system. Self-sufficiency – Off-grid solar puts you in full control of your own power so you don’t have to rely on outside sources. No blackouts – Grid outages don’t impact off-grid systems.
Q: Can I run my house on off-grid solar?
A: Even in the middle of winter, when there is less sun, an off-grid solar system is sufficient to make enough electricity for a home’s needs. But since an off-grid solar system doesn’t connect to the electricity grid, it needs batteries to store energy.
As one of the most professional poly solar panel manufacturers in China, we’re featured by quality products and good service. Please rest assured to buy customized poly solar panel made in China here from our factory.