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March 10, 2023 Jason Svarc
One of the big drawcards for those with rooftop solar is the ability to charge an EV using your own power. Charging with your own solar-generated electricity can essentially eliminate the ‘fuel’ cost of an EV altogether. However, in practice, this is not always as easy as it sounds. In this article, we discuss the various home EV chargers available, analyse different solar charging options, determine how long it will take to charge an EV using solar, and address some of the issues with using rooftop solar and batteries for charging. For those interested in Vehicle-to-load (V2L) technology, we have a separate detailed article about using V2L for backup power.
How to charge an EV at home using solar
Charging an EV using your own rooftop solar can be relatively easy, but it depends on several factors, the most obvious being the size of your solar system, the time of day, and the weather. If you want to charge an EV quickly using solar only, then you’ll need a large enough solar system and some help using a Smart charger which we will describe in more detail later.
How easy it is to charge an EV using solar depends on the following factors:
- Type of charger used. Charger speeds can range from 2kW to 22kW
- Your solar system size. Typical rooftop solar systems range from 5kW to 15kW
- The vehicle battery level. How much do you need to charge?
- How often do you travel, and how far do you drive?
This might sound complex, but fortunately, we have built a free solar and EV charging calculator so you can estimate how much solar you need to charge an EV based on your driving distance and charger type used.
If you don’t drive often, charging an EV at home using solar can be easy using a simple portable plug-in (level 1) charger and a relatively small 5kW solar system. However, as explained later, solar EV charging using a more powerful level 2 charger can be somewhat tricky, even with a much larger solar array. The problem arises as the solar system will often not generate enough to cover a level 2 charger at full power during cloudy or bad weather. Luckily, this is where Smart EV chargers can help, along with several other solar charging options explained below.
EV battery capacity. Kilowatt-hours (KWh)
Before we get into too much detail about the different types of chargers and charge rates, it’s necessary to understand EV battery capacity and range. Battery capacity is measured in kilowatt-hours (kWh), and electric vehicles are available with a vast range of different battery sizes, from 24kWh up to 100kWh or more. Most common EVs have a battery capacity of around 65kWh, which generally provides a driving range of about 350km, depending on the conditions and how efficiently you drive. Each kWh of battery capacity will deliver around 5km to 8km of driving range. For a real-world comparison, lighter, more efficient EVs can use as little as 12kWh per 100km (1kWh = 8.2km), while larger, high-performance EVs can use 20kWh or more per 100km of driving (1kWh = 5km).
An average EV uses around 16kWh per 100km (1.0kWh = 6.0km)
Driving at higher speeds results in less driving range due to increased aerodynamic drag. However, most EVs also have regenerative braking, which recovers much of the energy which is typically lost during braking to slow the vehicle. Regenerative braking is particularly beneficial in city start-stop driving, where it improves efficiency and reduces brake dust and air pollution.
Home EV charging options
For those with solar installed, the first thing that comes to mind after purchasing an EV is what charging options are available and whether they are compatible with a rooftop solar system. Before we get into detail, it’s worth pointing out that most level 2 chargers, also called wallbox chargers, are relatively simple devices that can be installed on any home or business with or without rooftop solar. The main difficulty is whether your utility grid connection has enough spare capacity to support a level 2 charger, which generally requires a 32A supply.
Technically there are three levels of EV chargers, of which only the first two can be used at home. Level 1 is a basic portable (granny) charger that can be plugged into any ordinary 10A socket, or a larger 15A power socket. Most EVs come equipped with a small 10A charger as standard. Level 2 are compact wall-mounted chargers that are permanently installed on homes and businesses. Level 3 are very large, powerful, fast chargers generally found at dedicated roadside EV charging stations.
- Level 1.Portable 10A or 15A plug-in chargers from 1.4kW up to 3.6kW (10A to 15A)
- Level 2.Dedicated wall-mounted chargers from 5kW up to 22kW (Wallbox charger)
- Level 3.Roadside EV charging stations from 50kW up to 350kW (DC fast charger)
The 4 types of home EV chargers
Plug-in (socket) EV charger
Most EVs come equipped with a simple level 1 charger that can be used with any common 10A wall socket. These small, portable chargers generally require 12 to 36 hours to fully recharge an average EV, depending on the battery size and initial state of charge. Most 10A chargers can charge at a maximum rate of 2.2kW but typically draw from 1.7kW to 2.0kW, which adds around 10km to 14km of range per hour, depending on the vehicle. powerful 15A portable chargers are also available which are very affordable but will require a dedicated 15A outlet to be installed in the home or garage.
An average residential 6kW solar system can generate 2 to 3kW even during partly cloudy weather, so solar EV charging using a 10A level 1 plug-in socket charger is quite easy.
Single-phase Wallbox EV chargers
Level 2 single-phase EV chargers can be wall or post-mounted and come in a variety of options and designs. Most are rated at 32 Amp, which is the equivalent of 7.4kW of power, and can provide a vehicle with a range of 40 to 50km per hour at the full charge rate. Given that the average person drives less than 50km a day, in theory, you will only need an hour or two to recharge a vehicle daily. An average EV can be fully recharged in 8 to 10 hours using a regular single-phase 7kW Wallbox charger.
Solar EV charging using a single-phase EV charger (7kW) is possible using a large 10kW solar system during good weather. However, a Smart EV charger is the best option as it can dynamically adjust the charging rate to match your solar generation.
Three-phase Wallbox EV chargers
Level 2 three-phase home EV chargers generally look identical to single-phase wall-mounted devices and are typically rated at 32 Amps. However, due to having three supply phases, they can supply three times as much power as the single-phase version, which is roughly equivalent to 22kW of charging power. This can provide a vehicle with a range of 120 to 150km per hour at the maximum charge rate. So fully recharging an average EV can be done in less than 3 hours using a 3-phase Wallbox charger.
Solar-only EV charging using a powerful 3-phase charger (at 22kW) can be difficult, even with a very large 15kW solar system, especially during cloudy weather. Solution: A three-phase EV charger set at a lower charge rate (such as 12kW), or preferably a three-phase Smart EV charger, is the best option as it can dynamically adjust the charge rate to match the solar output.
Combined solar inverter and EV charger
A recent technology is a combined solar inverter and EV charger that can charge directly from rooftop solar. Integrating a charger with a solar inverter is a clever solution that eliminates the need for a separate EV charger along with additional wiring and potential electrical upgrades. The only downside is the inverter must be installed in a garage or close to the vehicle.
SolarEdge is the first solar inverter manufacturer to produce a combined solar inverter and EV charger that can either charge from solar only or from solar and the grid simultaneously at a rate up to 7.4kW. This is ideal for those looking to add solar and an EV charger at the same time and have a preference for Smart home controls. Note, the SolarEdge energy meter is required to enable the Smart charging features.
How long does it take to charge an EV using solar?
This is an open-ended question as it depends on the EV battery capacity and the solar system size. Generally, it will take a long sunny day to charge an average EV from 20 to 80% using a standard 6.5kW rooftop solar system. Naturally, the more solar, the better when it comes to EV charging from home, especially in colder, less sunny locations. Unless you drive more than 80km per day, EV charging from rooftop solar will be relatively straightforward using a regular rooftop solar system provided you are home during the day. Try our solar and EV charging calculator to simulate EV charging using solar.
Average daily EV CHARGING TIMES using a rooftop solar system (Sydney, Australia).
- 6.5kW solar system = 7 hours to charge from 20 to 80% ( Hyundai Kona 64kWh)
- 10kW solar system = 5 hours to charge from 20 to 80% ( Hyundai Kona 64kWh)
The actual charge time can vary significantly depending on how low the EV battery is, the type of EV charger and weather conditions. A larger 10kW rooftop solar array with a more powerful 7kW Type 2 charger could charge an EV up to 80% in 6 to 8 hours on a sunny day, while a more powerful 3-phase charger and 15kW solar array could take as little as 5 hours. Many of these charging times assume the household load is low, and weather conditions are mostly sunny; however, things are not always ideal in practice. This is where a Smart EV charger can help if you want to avoid paying for grid power to charge your EV at home.
Average daily EV CHARGING RATES using a rooftop solar system (Sydney, Australia).
- 6.5kW solar system = 4.5kWh per hour = 22km of range per hour
- 10kW solar system = 7.5kWh per hour = 36km of range per hour
Note: Average solar levels in Sydney are similar to those in Spain or Southern California.
EV charging Efficiency
The charging efficiency of a typical EV, using a household EV charger, depends on a range of factors, including the charge rate, ambient temperature, battery temperature, charging cable length, and conversion efficiency of the vehicle’s power conversion system (AC to DC converter). Temperature can have a big effect on charging efficiency due to a number of reasons. High ambient temperature can mean a vehicle may need to run the battery cooling system while charging, while very low temperatures require the battery heating system to be running while charging. Additionally, any charger will operate less efficiently in very high temperatures due to increased electrical resistance.
Recent testing conducted by Clean Energy Reviews using a BYD Atto 3 electric vehicle compared the charging efficiency of a small portable 10A charger to a 7kW dedicated EV charger at various charging rates. The results, shown in the chart below, indicate that a portable 10A charger’s charging efficiency is lower than that of a dedicated EV charger due to the lower charging rate and losses in the charging cable and extension leads used with portable chargers.
Cable losses are a result of resistance and associated voltage drop as the electrical current travels through a cable. The amount of voltage drop depends on three main factors, the charging current, the cable length and the cable size; longer cables and higher currents result in greater losses. The cable resistance also increases with higher temperatures resulting in voltage drop and lower power (Note: Power (W) = Voltage x Current). As the test results above indicate, longer cables, especially extension leads used with portable chargers, result in higher losses. The losses can also be amplified in high temperatures, especially if the charging cable and extension leads are lying in the sun (on concrete).
Solution: Use a shorter cable or extension lead if possible. Or use a larger size cable. Most 10A extension leads use a 1.0mm2 copper core size, while 15A leads generally use a larger 1.5mm2 copper core. A 15A outlet and cable will help improve charging efficiency if you require a long extension lead.
Low charge rates = Lower efficiency
Most power conversion equipment (inverters or chargers) will operate more efficiently when working close to the rated power output, and EVs are no different. An electric vehicle’s built-in charger needs to convert AC power from the grid to high-voltage DC power to charge the battery system. This process requires power conversion (via transistors) and powering auxiliary controls like battery cell balancing and temperature regulation. If the charger is rated at 7kW and the charge rate is set to only 2kW, then the losses will be greater. Charging at closer to 50% of the charge rating or higher will help improve charging efficiency.
Smart EV Chargers
Smart EV chargers offer various Smart charging modes to optimise when and how your EV is charged. Charging options include scheduled charging to charge during off-peak times automatically or when electricity are low, boost charging and solar-only charging. If you have rooftop solar installed, you can use a Smart EV charger to maximise your self-use of solar. These Smart app-controlled chargers can monitor your solar generation and divert it to your EV charger instead of exporting excess solar to the electricity grid. This way, you don’t end up drawing power from the grid to charge your EV, even during poor or intermittent weather.
How do Smart EV chargers work
A standard home EV charger will draw at a fixed rate, typically 3.5kW to 7.4kW, depending on the type of charger and settings used. However, when charging from rooftop solar, the energy generated may be far less, especially during cloudy or poor weather. Smart EV chargers overcome this problem by using an energy metering device called a CT clamp mounted near the main electrical supply connection to monitor the energy flow to and from the grid. Once it detects excess energy flowing out to the grid from your solar, it will charge the EV at that specific amount. However, this can constantly vary due to changes in power consumption and solar generation, so the Smart EV charger continuously adjusts the charge rate to match the excess solar generation. See our Smart EV chargers article for more information.
Off-grid solar EV charging
Charging an EV using an off-grid solar system can be challenging since the battery capacity of an EV can be far greater than the battery capacity of a residential off-grid system. For instance, an average EV has a 60kWh battery, while an off-grid household may only have a 35kWh battery. In this situation, the high power consumption rate using a Level 2 EV charger (up to 7kW) could completely drain an off-grid battery in 5 hours if it is not monitored or controlled correctly, resulting in system shutdown or excess backup generator runtime. To compound this problem, most Smart EV chargers cannot be used to charge using solar only in an off-grid system, as there is no grid export for the charger to reference, even in an AC-coupled off-grid system. However, Smart EV chargers can still be used as regular EV chargers in an off-grid system as long as you monitor the consumption or use timers to prevent draining the off-grid battery.
Currently, only one dedicated off-grid EV charger is available from Victron Energy. Victron specialises in off-grid power equipment, so it’s not surprising they developed a Smart EV charger with off-grid functionality that can be programmed not to discharge the household battery below a pre-set level (min SOC). However, for it to operate, the charger must be connected to a Victron off-grid system containing a Victron GX device (Smart control hub).
For those more technically inclined, there are alternative methods to ensure the off-grid battery system is not discharged too low using a regular EV charger together with a contactor (relay) controlled by either an off-grid inverter, Smart shunt or MPPT.
Charge HQ. Smart charging using OPCC
A recent technology currently in the trial phase in Australia is a Smart app-based control system that integrates with an existing solar system to charge an EV. A startup company called Charge HQ has developed the software, which is compatible with a number of popular solar inverters and energy storage systems, including Fronius, SolarEdge, Tesla, and Sungrow, plus energy monitoring platforms like Solar Analytics.
To function, Charge HQ needs to be able to control the EV charging over the Internet. It can either talk directly to your electric vehicle or to the Smart charger installed in your home. However, the EV charger must be an Open Charge Point Protocol (OCPP) compatible charger with support for external power control. If it does not support power control, the system can still start charging when there is enough solar and stop when the available solar is below the set charge rate. EV chargers with OPCC compatibility can also be incorporated into Smart home control software.
Bidirectional chargers. V2G V2H
A new technology that will become more popular in the future is vehicle-to-grid or V2G, using what’s known as a bidirectional charger. This might sound complex, but it simply allows two-way energy flow from your electric vehicle. Ordinary EV chargers send energy in one direction during charging, whereas bidirectional chargers can also draw power from your vehicle, if required, to power your home or help balance the electricity grid in times of high demand.
Another emerging technology is vehicle-to-home or V2H. This is similar to the V2G, but the energy is used locally to power a home and enables the EV to function much like a large household storage battery to help increase self-sufficiency using solar.
For V2G to work, the EV must be able to accept two-way charging and there are only a few V2G compatible EVs on the market including the latest Nissan Leaf. This technology will become a game-changer in the near future and can offer a wide range of services including powering your home and storing excess solar energy. Learn more in our detailed bidirectional chargers explained article.
EVs with vehicle-to-load or V2L technology are much simpler and do not require a bidirectional charger to operate. V2L gives the ability to plug-in electric appliances directly into standard (10A) AC outlets built into the vehicle. EVs with V2L technology can supply AC power and are used as a backup power supply in the event of a blackout or an emergency. Considering the average EV has a 60kWh battery, a fully charged EV could, in theory, supply a regular household for several days non-stop. Another useful feature of V2L is it can be used to top-up other electric vehicles if they happen to be stranded due to a flat battery.
EV charging using a battery
If you are away most of the day, charging an EV using rooftop solar can be challenging. However, this is where battery storage can help. Most average home battery systems are 10kWh in size, which can provide up to 80km of driving range, provided you can use the total battery capacity for charging. In reality, only half of the battery may be available due to household consumption requirements, so this may only provide 30 to 40km of driving range. However, considering the majority of the population (who live in cities) drive short distances on average, this may be suitable. For those who drive longer distances, a larger battery or off-peak charging will be required to recharge the vehicle. Smart EV charging systems such as the SolarEdge inverter EV charger can help manage and optimise your EV charging using solar and battery storage.
Single-Phase Vs 3-Phase grid supply
Two main grid connection types are available for homes, single-phase and 3-phase. Single-phase electricity connections are generally limited to a maximum of 20kW or 80A, while a 3-phase residential connection can supply up to 45kW (3 x 63A).
Most homes in Australia, Asia, the UK and North America have a single-phase, 220 to 240V supply. The maximum energy that can be supplied from the electricity grid is typically 12kW to 20kW (50A to 80A). However, you cannot utilise the full grid capacity to charge an EV, or you will not be able to use any other appliances at the same time. If you did, every time you use a toaster or microwave, the grid supply switch would trip off due to overload. For this reason, most single-phase EV chargers are limited to 32A or around 7kW. This is not bad unless you really need to fast-charge at home. However, higher charging rates can be enabled using an EV charger with a load-balancing function that monitors household consumption and adjusts the charging rate accordingly. Learn more about load-balancing in our Smart EV chargers article.
Most commercial businesses have a 3-phase supply, so installing one or more high-power 22kW EV chargers is possible, depending on the capacity of the building’s electrical connection. However, multiple level-2 EV chargers could also overload a commercial grid supply, so Smart load-balancing EV chargers are also recommended.
Guide to Charging Your Electric Car with Solar
If you answer Yes to either of these two questions, then read on:
- I own an electric vehicle.
- I may own an electric vehicle during the life of my solar energy system.
Why using solar panels to charge your electric car is the cheapest way to refuel it
Can be 50% cheaper than grid power. It is common knowledge that the solar power you produce from your home’s solar energy system is much less expensive than using grid power. The equation is simple: Having solar electric vehicle = maximum energy savings.
Tax credit savingsWhen you purchase a solar energy system, you qualify for the 30% federal tax credit on your system. This brings the price down on your home power plant which translates to additional savings on the cost of the energy to charge your electric car.
Standard electric vehicle charging at home is too slow.
When you buy or lease an electric vehicle, the dealer sends you home with a charging cable that plugs into your home’s standard 120V outlet. The problem is that 120V power can only charge your car’s battery at a rate of approximately 4 miles per 1 hour of charging. Is that fast enough to give you the range you need for the next day of driving?
At some point you’ll want to charge your battery up to four times faster with a Level 2 charger.
What is involved in upgrading to a Level 2 car charger:
- A separate Level 2 charger costs 800 on average
- A Level 2 charger requires installation and the use of a 240V outlet
- Installing a 240V circuit in your garage can be expensive. You’ll need to find and hire a licensed electrician and in some cases the new circuit requires an upgrade to your main electrical service panel (aka circuit breaker)
All in, installing a separate Level 2 EV charger can easily cost 1,600 or more. That cuts deeply into the potential energy savings you are trying to get from your electric car.
The Solution: Get solar with an EV charging inverter
Luckily SolarMax Technology has the perfect solution – the electric vehicle charging inverter. When you get solar panels installed on your home, one of the main pieces of equipment that converts DC energy into the AC energy that your home uses, is the inverter.
Save time, money and hassleWhen you buy a solar energy system for your home from SolarMax, you can choose an inverter with integrated EV charger. This saves you the cost of buying a separate Level 2 EV charger, finding and hiring a licensed electrician, and the required installation materials. This can be a savings of at least 1,600.
In addition, all your solar installation costs can be claimed in your 30% federal tax credit.
Solar Boost Mode = Even faster chargingAn EV charging inverter from SolarMax can provide even faster charging during the day when your solar panels are producing electricity. This solar boost mode can increase standard Level 2 charging rates up to 25%.
Schedule fast charging during the cheapest time of use utility ratesThe electric vehicle charging inverter from SolarMax allows you to schedule your vehicle charging times from an app on your Smart device. For those of you who are on a Time-of-Use rate plan with your utility (such as SDGE, SCE, or PGE), you’ll want to charge your vehicle later at night when rates are more affordable and you get the most value from the surplus of solar energy you were credited for during the day. Since the charger works quickly at Level 2 you don’t need to have the car plugged in for over 12 hours during the most expensive early-evening energy rates to get a full day’s worth of driving charged in.
Environmental impact: A grid powered car is still a fossil fuel powered car
When you plug your electric vehicle into the wall socket without solar, you are powering your car from the electrical grid. Depending on your utility, about 40%. 60% of grid power is still supplied by power plants fueled by fossil fuels and non-renewable energy. Does the idea of driving around a coal-powered car bother you? Then consider the alternative – power your car on sunshine.
By charging your electric vehicle with your own solar panels, you can offset the fossil fuel grid power 100% and know that your vehicle truly leaves a carbon-neutral footprint on the environment.
Let SolarMax guide you into a life powered by clean, affordable sunshine
Reach out to SolarMax Technology for guidance on how to take advantage of solar energy. We’ll show you how simple it is to get a premium quality solar energy system designed, engineered and assembled here in the USA with the best financing in the industry.
- A friendly SolarMax solar consultant will provide a no-obligation evaluation of your home and driving energy needs and let you know how many solar panels will be required to meet all your energy needs.
- An experienced SolarMax system engineer will design a custom solar energy system that produces the maximum amount of energy so that you get the most value out of your investment.
- The in-house finance department will create an affordable financing package to meet your financial goals and maximize your savings.
Get a Free Solar Savings Analysis!
Park and Charge with Ease: Solar Carports for Convenient EV Charging
As more drivers transition to electric vehicles (EVs) the demand for reliable and affordable EV charging solutions is rising and businesses are looking for innovative ways to accommodate. Thankfully, renewable energy solutions like solar carports are emerging as a popular choice for powering EVs. In this article, we’ll explain what EV charging with solar carports is, the benefits of EV charging with solar carports, design considerations, as well as look at a recently published case study on its positive environmental impact.
How Solar Carports Work for EV Charging
Solar carports are covered parking areas made from PV panels and can be installed residentially and commercially, either at an EV user’s home or in a commercial or public parking lot. The electricity generated by the solar carports can be used to charge EVs, the building, or sent back to the grid.
Using solar energy to charge EVs amplifies the environmental impact of driving an EV. Rather than using electricity from the grid, which could be sourced from fossil fuels or a mix of clean and dirty sources, the EV is clearly being charged from clean, renewable energy. The amount of electricity generated by a solar carport depends on the size of the carport, the number of solar panels it has installed, as well as environmental factors, such as the number of daylight hours and the intensity of the light. However, on average, a solar carport can generate enough energy to charge several EVs per day and per space using L2 chargers.
The Benefits of EV Charging with Solar Carports
Reduced Carbon Footprint: Likely, the most significant benefit of EV charging with solar carports is the reduction in carbon footprint. Solar carports can off-set a large portion of the electricity, if not all, used by fast chargers, helping to minimize reliance on fossil fuels.
Reduced Energy Costs: Charging EVs takes a significant amount of electricity and will result in a higher utility bill. Tapping into a renewable energy source such as solar will reduce over time the amount spent on electricity. The amount of time it takes depends on the model: an owned system or paying a monthly service such as those offered by an energy as a service platform.
Increased Energy Efficiency and Reliability: Solar carports are highly efficient and reliable, thanks to their advanced solar panel technology. Depending on your environment, and how many solar panels you can install, you may generate more than enough energy to power the EVs and possibly more.
Integration with Smart Grid Technology and Battery Storage: Solar carports can be integrated with Smart grid technology, allowing for better energy management and storage, and cost savings. Smart grid technology ensures that energy is distributed efficiently and cost-effectively, while also allowing you to monitor and control your energy usage.
Protection for EVs from Weather Elements: Solar carports also provide protection for EVs from harsh weather elements like rain, snow, and hail, which can cause damage to the vehicle’s exterior, making carports especially desirable for dealerships with exposed assets.
Enhances Property Value: In addition to the environmental and financial benefits, solar carports can also enhance your property value. Homebuyers and businesses alike are increasingly looking for eco-friendly features, and solar carports are an attractive selling point for those who prioritize sustainability.
Choosing the Right Solar Carport for Your Commercial EV Charging Needs
Choosing the right solar carport for your commercial EV charging needs requires careful consideration of various factors. Some of the key factors to consider when selecting a solar carport include the size and capacity of the carport, installation requirements and costs, maintenance, and durability. Here is a closer look at each of these factors:
Size and Capacity of Solar Carport: When choosing a solar carport, it is important to consider the size and capacity of the carport. The size of the carport will depend on the number of electric vehicles you plan to charge, charger speeds, and the available space. It is essential to ensure that the solar carport is large enough to accommodate all the vehicles that will be charged simultaneously. Additionally, the capacity of the solar carport should match the power requirements of the charging stations, which will depend on the charging rate and the number of charging stations.
Installation Requirements and Costs: The installation requirements and costs of the solar carport are also critical considerations. You need to evaluate the site location, topography, and soil conditions to ensure that the carport can be installed safely and securely. The installation costs will vary depending on the complexity of the installation, the size of the carport, and the type of foundation required. It is essential to work with an experienced solar carport installer to ensure that the installation meets all the necessary requirements and standards.
Maintenance and Durability: Another critical factor to consider when selecting a solar carport is its maintenance and durability. The solar carport should be made of high-quality materials that can withstand harsh weather conditions and require minimal maintenance. It is essential to choose a carport that has a warranty and can be easily repaired in case of any damages. Additionally, you should consider the maintenance requirements, including cleaning the solar panels and checking the charging stations regularly.
Case Study of Solar Carport EV Charging
Examining real life examples of solar carports being implemented with EV charging infrastructure is one of the best ways to see its practical impact. This 2023 report, originally published in Scientific Reports, assesses the environmental impact of solar carports with electric vehicle charging stations in China. Here are the key takeaways from the study that further reinforces the benefits that solar carports have as an EV charging solution:
Solar carports with EV charging potential can reduce carbon emissions: The study found that solar carports with EV charging potential can significantly reduce carbon emissions compared to conventional grid electricity. Researchers noted that solar carports can provide renewable energy for EV charging, which can help to reduce greenhouse gas emissions from the transportation sector.
Economic benefits of solar carports: The study also found that solar carports with EV charging potential can provide economic benefits by reducing the need for conventional grid electricity and providing an additional revenue stream from EV charging. Solar carports can also help to reduce the overall cost of electricity in the long term.
Environmental impacts of solar carport construction: By examining the potential environmental impacts of constructing solar carports, researchers proved that the manufacturing and transportation of solar panels, as well as the construction of carports, can result in environmental impacts such as air pollution, water pollution, and waste generation.
Site-specific considerations: The study highlights the importance of considering site-specific factors when designing and constructing solar carports with EV charging potential. Factors such as local weather conditions, energy demand, and available land should be considered to ensure the maximum benefits of solar carports can be achieved.
Policy implications: The study suggests that policies and regulations that promote the development and installation of solar carports with EV charging potential can have significant environmental and economic benefits. Researchers suggest that government incentives, such as tax credits and subsidies, could encourage the adoption of solar carports with EV charging potential and accelerate the transition to a low-carbon transportation system.
Overall, the study suggests that solar carports with EV charging potential can provide significant environmental and economic benefits. However, it’s important to consider site-specific factors when designing and constructing solar carports to ensure the maximum benefits are achieved while minimizing environmental impacts.
To conclude, solar carports are a powerful EV charging solution that allows for EVs to be charged with renewable energy while minimizing carbon and greenhouse-gas emissions. It may seem like a daunting task with many considerable factors, but OYA Renewables offers simplified electric vehicle charging solutions to create a streamlined experience in the deployment of your future EV chagrining infrastructure. Ensure your business is future-proof with turnkey EV chagrining solutions that are customizable to your business.
Contact us today to learn more today about how we can assist you in building an EV charging solution that meets your needs, sustainability targets, and operation/financial goals.
Dive Deep into EV Charging and Solar
OYA Renewables has written articles and created videos to help you learn more about the clean energy transition.
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Solar charge solutions
Use exclusively green energy to charge your car. Full-Green mode will detect when there is enough surplus green energy available at your home to meet the minimum requirements needed to power your car. That’s when your car will begin charging, meaning every charge is 100% green.
Minimize the use of grid power while charging your EV by combining it with any surplus green energy available. Eco mode detects the green energy that is not being used elsewhere in your home in real-time and mixes it with energy from the grid to ensure a fast, efficient charge.
Want to switch back to all grid power? No problem!
Disable Eco-Smart or manually schedule or start a new charging session. Your charger will begin using solely grid energy, as with any standard EV charger.
Start using Eco-Smart via myWallbox
If you have a Pulsar Plus 40A or 48A, you’re ready to start using Eco-Smart—at no additional cost. Just download the free myWallbox app to access Eco-Smart once it’s available, along with existing Smart charging features like scheduling, real-time statistics, and more. Don’t have a solar or wind system yet? Your charger will continue to work as it always has, and Eco-Smart is there for you whenever your system is ready!
Connected energy meter required
Switch Solar merges clean, renewable energy with comprehensive options that make going solar effortless. Get the energy and power you need through various solar systems at a cost-competitive price.
Why Choose Switch Solar?
There are many reasons why people are choosing solar offerings, so whether you want to level up your eco-conscious lifestyle or you’re looking to save money on your monthly utilities, take advantage of the many options available at Switch Solar. At Switch Solar, we are your one stop shop for all solar systems.
- We handle all jobs in house, using our own certified crew so there is no need for subcontractors.
- We offer a 30 year warranty on all services
- Easily met requirements, 0% APR, 580 FICO Score
- Offer a PACE Program
- Over 100 5-Star Reviews
- Top Equipment manufacturers in USA, Germany and Korea
Connect with Switch solar to learn more about our solar products and services.
Solar Panel Installations
Explore state-of-the-art solar panel systems including optimizers, photovoltaic panels, backup panels, meters, inverters, and DC disconnect.
The innovative solar panel solutions from Switch Solar provide consumers with the ability to harness UV rays and transform them into usable energy that can power homes and businesses.
Solar Panel Batteries
Solar panel batteries are the next step in solar solutions. Once solar panels are installed, solar batteries can be implemented to store excess energy for later use, namely in power outages and on cloudy days.
Solar solutions begin with Switch Solar! Get solar panels and solar panel batteries today!
EV Charging Station Installations
If you have an electric vehicle, an EV charging station provides you with added peace of mind and convenience. Many homeowners are opting for EV charging stations at home because they can charge up while they’re working, sleeping, or playing, for a car that is always road-ready.
Choose between level 2 EV DC or AC charging when you partner with Switch Solar.
Explore the solar batteries we retail
Your Go-To Resource For Solar Energy Solutions Is Switch Solar
Forget having to find solar solutions from business to business, and get it all here with Switch Solar! From solar panels and solar power battery installations to EV charging stations, clean energy is easier to get and more affordable than ever.
Speak with a Switch Solar team member to start building your solar energy oasis!
SolarEdge is the provider of cutting-edge solar energy solutions to address major energy concerns of people. Our solar energy systems include optimizers, photovoltaic panels, back up panel, meters, inverters, and DC disconnect. The DC-optimized inverters have been highly successful in overcoming traditional energy challenges to provide better maintenance, greater safety, and more energy.
As a leader in power optimization and PV inverters, SolarEdge takes pride in shipping more than 5.9GW of our DC-optimized inverters to more than 120 countries of the world. This groundbreaking technology gives people a Smart control system that takes care of your array in the best way possible, thus delivering maximum performance. You can connect the power optimizers to PV panels to get a Smart module that provides
- Produce 25 percent more power from each module.
- Receive performance feedback for each module.
- Increase safety during an emergency with the automatic shut-down feature of each module.
- Extremely lightweight and small and easy to install.
- Converts DC to AC only, as other functions are managed by the power optimizers.
- 99-percent weighted efficiency.
- Suitable for both indoors and outdoors.
|SolarEdge’s monitoring platform provides real-time data related to the performance of each module. Monitoring platform allows you to know the performance of the system, and solve system issues after getting automatic alerts.
|You don’t have to worry about resolving system issues because we are backed by excellent warranties for all our products. We offer 25 years standard warranty for our optimizers and 12 years (extendable to 25 years) for our inverters. Not only this, our monitoring systems have a lifetime warranty of 25 years.
|SolarEdge’s solutions offer full visibility of your system’s performance. We aim to make it simpler and easier by allowing you to monitor your system from anywhere you want. All you need is free Android or iPhone applications.