Category Archives: Energy Storage

electriq power q&a

Electriq Power Q&A

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Installations of energy storage systems are skyrocketing throughout the country over the last couple of years. In fact, residential installs increased 500 percent from 2017 to 2018! A number of different companies are introducing batteries to help meet this increased demand, creating a crowded field of products to choose from.

In order to help you sift through the numerous options, EnergySage is interviewing storage manufacturers to learn more about their product offerings and company. Recently, we sat down with Electriq Power to discuss the history of the company, what differentiates their primary product for homeowners (the PowerPod), and where they see the energy storage industry evolving in the coming years. 

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sgip program updates 2020

SGIP 2020 program updates: what you need to know

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California’s Self Generation Incentive Program (SGIP) is one of the first incentives for battery energy storage in the country. The program has been very successful, helping California to lead the nation in residential energy storage deployment. Recently, the program has received additional funding, with a slightly revised charter for how to use those funds. Below, we detail the adjustments to SGIP and how it will impact individual, residential solar + storage shoppers in California. 

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tesla powerwall review

The Tesla Powerwall home battery complete review

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Back in 2015, automaker Tesla Motors set its sights on the home energy storage market and announced the launch of its home battery product, the Tesla Powerwall.

In the past, Tesla Motors has been praised for making high-quality electric vehicles, as well as for their ability to reimagine and successfully rebrand existing technologies. In fact, while Tesla’s automobiles revitalized the 21st-century electric vehicle market, the first electric cars were invented more than a hundred years earlier. 

Tesla’s rebranding of residential-use batteries is in line with their legacy of reimagining existing products. Tesla’s battery may represent the first time in history that everyday homeowners are truly excited about the potential of storing energy at their home. The Powerwall, combined with the exciting Tesla Solar Roof, are both potential cornerstones of Elon Musk’s sustainable energy vision for the future.

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lg chem resu review

LG Chem RESU: the complete review

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LG is a leader in the home electronics industry and manufactures some of the most popular panels featured in quotes to shoppers on the EnergySage Solar Marketplace. Outside of making some of the highest quality solar panels on the market, LG’s battery subsidiary, LG Chem, produces one of the most popular batteries in the U.S. market: the LG Chem RESU 10H battery.

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sonnen eco review

sonnen eco: the complete battery review

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sonnen is one of the biggest names in energy storage technology, and in 2016 the company announced a new battery designed for home use: the sonnen eco. The eco is a fully integrated energy storage system that includes an inverter and smart energy management software. Property owners with solar that install a home battery like the eco are able to store excess solar electricity for use later in the day. As a result, properties with solar-plus-storage can increase their total monthly savings in certain markets. 

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energy storage in california

Breaking down the consumer demand for batteries in California

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Throughout the country, interest in energy storage systems is increasing. In fact, residential energy storage installations increased 500% from 2017 to 2018, according to the Smart Electric Power Alliance (SEPA). Nowhere is this more apparent than in California, where energy storage has truly taken off. 

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types of batteries

Comparing lithium-ion battery chemistries

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Lithium-ion batteries are the most popular products used for solar electricity storage today. Within the umbrella category of lithium-ion batteries, there are several specific chemistries that battery manufacturers employ in their products. These chemistries each have their own advantages and disadvantages, as well as ideal use cases.

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solar battery warranties

Battery warranties: what you need to know

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Similar to your laptop or cell phone battery, solar batteries degrade over time: as you continue to use and charge your battery, it loses the ability to hold a charge. Fortunately, solar battery manufacturers provide warranties that guarantee the performance of a battery to a certain level. In this article, we’ll dive into what matters in a solar battery warranty, and how some of the top solar batteries – Tesla Powerwall 2, LG Chem RESU 10H, and sonnen eco – stack up.

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home with solar panels and a battery

Does solar-plus-storage still work during an outage?

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Battery storage paired with solar panels is a great way to save money on electricity bills in the long term, especially with new rate plans like time-of-use becoming more prevalent. But does adding a battery mean you’ll be able to produce, store, and use electricity with solar when the grid is down? Do you even need a battery? In this article, we’ll dissect how solar and storage can make for an effective grid resiliency technique.

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