Solar Power System

A: Solar power works by converting energy from the sun into power. There are two forms of energy generated from the sun for our use – electricity and heat. Both are generated through the use of solar panels, which range in size from residential rooftops to 'solar farms' stretching over acres of rural land.

A: The solar grid-tie inverter converts the direct current (DC) power produced by the panels into alternating current (AC) that your home and grid can use. Net meters monitor how much power you're sending to the grid and how much you're pulling from it to determine your monthly billing and credits.

A: First, sunlight hits a solar panel on the roof. The panels convert the energy to DC current, which flows to an inverter. The inverter converts the electricity from DC to AC, which you can then use to power your home. It's beautifully simple and clean, and it's getting more efficient and affordable all the time.

A: The industry standard for most solar panels' lifespans is 25 to 30 years. Most reputable manufacturers offer production warranties for 25 years or more.

A: You need solar panels, inverters, racking equipment, and performance monitoring equipment to go solar. You also might want an energy storage system (aka solar battery), especially if you live in an area that doesn't have net metering.

A: Solar Photovoltaic (PV) Panels
These are the most expensive parts of the system and will typically make up 60% of the cost of your system. They simply absorb sunlight, and spit out electricity. However that electricity is in a form that is not very useful to us – Low Voltage, Direct Current (DC) electricity.

A: As solar panels require minimal maintenance and the most common issue is dirt and debris buildup, the frequency depends on where you live, the climate, environment and weather. If you live in an area where there's a storm season, you might need to clean your panels more often during that time of year. Or if you've experienced a stint without a drop of rain, it might be a good idea to climb on your roof -- or hire someone to -- and check on the accumulation of dirt on your panels. Solar companies recommend cleaning your solar panels at least twice a year, regardless of the weather conditions and where you live. That will lower the odds of there being too much dirt and debris collecting on your panels. The more time that passes, the more buildup -- and the harder it might be to clean. Read the manual that comes with your solar panels. Look for the suggested maintenance practices and cadence.

A: As the buildup of dust or debris can affect the production of renewable energy, maintaining your solar panels might just require grabbing a hose or bucket of water and spraying off your panels. "That's the only self-maintenance you really need," Jan said. "You can hire someone to do it super cheaply." For any other issues, you can request an inspection from your solar installer. They can determine if there's any other maintenance that can be done. Keep a log of any maintenance appointments, as well as cleanings you do yourself. That can help you stay on top of tending to your solar panels.

A: Energy Cost Increases
Without regular maintenance, your solar panels may not operate at their full capacity, so you’ll have to rely more on traditional electricity from the grid, leading to higher energy costs (especially during peak times).
Decrease in Energy Output
A lack of maintenance can also cause a decrease in the energy output of your solar panels, which means your system won’t generate as much electricity as it should.
Noticeably Dirty
Solar panels get dirty over time, which affects their efficiency. Without regular cleaning, dirt, dust, and debris buildup can significantly decrease your system’s energy production.

A: Solar panels are designed to be durable and can withstand a variety of weather conditions. Top-quality solar panel installations are designed to hold up well against wind, rain, snow, and even hail, according to the Department of Energy. However, extreme weather conditions like hail, hurricanes, tornadoes and lightning can damage panels. That’s why it’s important to have a good warranty so any damaged panels can be repaired or replaced. Additionally, high temperatures can affect panels as they lose about 1% per degree in efficiency when the temperature is above 77°F (or 25°C). To counter this, elevating solar panels a few inches above the ground or roof can help maintain energy production and allow air to circulate.

A: Determine Your Energy Needs.
The first step in choosing the right solar panels is to determine how much energy you need to generate. Consider your current electricity usage and how much you would like to offset with solar energy. This will help you decide how many solar panels you need and what type of system is best for you.
Consider the Type of Solar Panels.
When comes to the types of solar panels, there are mainly three types available in the market: Polycrystalline, Mono PERC, and Half-Cut. Each type has its own advantages and disadvantages, making it important to choose the right type according to your budget, energy needs, and the amount of sunlight you expect to get.
Look for Quality Solar Panels
The quality of Solar PV Modules can vary depending on the manufacturer. Look for Solar Panels that have a good warranty period, typically 25 years. The warranty should cover defects and performance issues. You can also check the reviews and ratings of the Solar Panel Manufacturer online to ensure that they are reputable.
Check the Solar Panel Efficiency
When choosing Solar Panels, look for ones that are high-efficiency. This means they can convert more of the sun’s energy into usable electricity. High-efficiency panels will generate more electricity with fewer panels, so they are a great option if you have limited space.
Consider the Location
The location where you live will have an impact on the type of Solar Panels you should choose. If you live in a hot and sunny area, you’ll want to look for panels with a higher temperature rating. If you live in a cooler climate, you may want to look for panels with a lower temperature rating.
Think about the Cost
Solar Panels can be expensive, so it’s important to consider the cost before making a purchase. Look for Solar Panels that offer the best value for your money. Compare the cost of the panels with the amount of electricity they will generate to make sure you’re getting a good deal.
Check for Certifications
Before buying a Solar Panel, make sure it has the necessary certifications. Look for products that are certified by the BIS, ALMM, IEC, ISO, or other industry-recognized organizations. These Solar Panels certifications are a sign that the panel has been tested and approved for use in residential applications.
Read Reviews
Before making a purchase, read reviews from other customers to get an idea of how well the panels work. This will help you make sure you’re getting a quality.

A: When the sun shines onto a solar panel, energy from the sunlight is absorbed by the PV cells in the panel. This energy creates electrical charges that move in response to an internal electrical field in the cell, causing electricity to flow.

A: The answer is yes. If you can drive lag bolts and assemble prefabricated parts, and if you're willing to spend a day or two on your roof (or not, if you're mounting your panels on the ground), you can install your own solar system.

A: The average solar panel has a power output rating of 250 to 400 watts (W) and generates around 1.5 kilowatt-hours (kWh) of energy per day. Most homes can meet energy needs using 20 solar panels, which typically have an installed system capacity of six to eight kilowatts (kW).

A: Yes. Off-grid solar systems offer energy independence and savings amid rising electricity costs, but it's not as easy as it sounds. Here's what it takes to go off-grid. Going off the grid doesn't have to look rustic and old-fashioned. You can go off the grid wherever you live with solar panels and batteries.

A: Homeowners sometimes choose solar power as they want the opportunity to disconnect their homes from the grid. The typical home solar system is designed in such a way that it helps in connecting the grid and pulls power when you need it, and pushes back electricity when you are producing more power than the requirement.

A: When the battery is full, the excess power is directed back into the solar panels, resulting in a temporary increase in voltage. This method effectively reduces the overall efficiency of the system because the excess energy is essentially lost.

A: Typically, solar panels perform best on south-facing roofs with a slope between 15 and 40 degrees, though other roofs may be suitable too. You should also consider the age of your roof and how long until it will need replacement.

A: Flat solar panels work best near the equator, where the sun's position is high in the sky. Angled solar panels are more productive in locations farther to the north or south, where the sun has a lower altitude.

A: Solar panels work in the winter. However, thanks to solar panels' increased efficiency in colder months and the surplus of energy produced in the summer, your solar system will generate power and achieve its estimated output as it continues to work during the winter.