When you ask this question, do you want to know how long the portable power station can be used at a time, or how many years can it be used?
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How long a portable power station can be used at a time depends on the capacity of our batteries and the products to be charged. Different types of portable power stations have different capacities. Take the SOUOP 1800W Portable Power Station as an example, how long it will last at a time depends a lot on the model of Bluetti Portable Power Station you have and how it is deployed. Compare its ability to power various products. As you will see, the results vary and may come as a surprise.
If you want to know how many years a portable power station can last, then you need to understand the content first.
The lifespan of a portable power station depends on two key factors – how well the product is maintained and how often it is used. A cycle is the time it takes you to use the product from a full charge to zero charge. So if you use your portable power station a few times a week, it might only last a year or two. But if you don’t use it often, it can last longer.
The maintenance and frequency of product use depends on the age of the battery, the type of battery, and the size and number of electronic components used in the power station. If a company claims its portable power station has 200 watt hours, it should run a 1 watt device for about 200 hours. First, consider the wattage of the equipment you’re powering, and then the watt-hours required by your portable power station.
However, in terms of service life, the capacity of the power station decreases after a certain number of charging cycles.
Let’s look at an example of a specific SOUOP brand – SOUOP 1200W Portable Power Station. This is an excellent 1200W rated portable power station with a capacity of up to 992Wh, perfect for powering mini fridges, gas pumps, laptops and more. Its weight is 11kg, making it a popular vanlife and RV holiday. But perhaps the main advantage of the SOUOP 1200W portable power station is in the form of its LiFePO4 battery, which benefits from an exceptionally long service life. In fact, even after 2500 charge cycles, this generator will remain at around 80% capacity! At the high end, the 2000W Bluetti AC200P is designed to last at least 3500 charge cycles. To prolong battery life, discharge the battery to 90% during use. This ingenious technology of the SOUOP power station helps to extend its lifespan.
Listing the gadgets you want to keep running during a power outage is the easiest way to determine your emergency power needs. Do you just want to keep your phone charged and listen to weather updates on the radio? Low power backup is one approach. Do you have medical equipment, general appliances or pellet stoves that require power? It’s better to buy a backup system with significantly higher power.
Once you’ve compiled a list of gadgets, add their voltage and wattage together; this is the minimum output your battery life backup system should have. It’s better to have a backup that provides a little more juice than you need than one that can’t keep up.
Generators not only store electricity, but also generate electricity by burning gasoline or other fuels. Generators, on the other hand, are larger instruments used to support more electronics. Many generators can power an entire house, while portable power stations are suitable for small appliances and electronics like smartphones, tablets, camp coolers, and camp stoves.
While all portable power stations provide power over long distances, their characteristics vary widely. The key criteria listed below will help you choose the best portable power station for your needs.
A small portable power station can be used to charge your phone, tablet, and possibly run some camping lights. For a while, those built for residential use might be able to run TVs, refrigerators, and even power-hungry air conditioners at the same time.
Available watts (W) represent the power output of the device. Usually, there are two numbers. For example, 1,000W/500W. The first is the peak watts, which accounts for the peaks that the all-electric motor experiences when it initially starts up. The number during typical operation is the second number. The watt-hour (Wh) number also indicates how long the portable power station will last before it needs to be recharged. Of course, actual performance will vary depending on what is plugged in and for how long, but this graph is good for comparison.
Even though all electrical devices are rated for power, decide which gadgets will work together. The best portable power station manufacturers provide estimates such as how many times a device can charge a cell phone, how long it can power a laptop, or how long it can run a mini fridge.
For power stations, portability is a relative concept. For example, a model designed for camping only weighs 2 or 3 pounds. On the other end of the scale, on the other hand, they can weigh up to 80 pounds. The latter are called “portable” because they usually have wheels.
In effect, a portable power station is a large-capacity battery backup. Even the best portable power station will run out of power, unlike a generator, which will continue to provide the same level of power as long as it is running. How it is charged and how quickly it is restored has a major impact on its convenience. The quickest way is to plug them into a regular household outlet. Many can be charged via USB and the vehicle’s 12V DC outlet. Most of them can be connected to solar panels. While the latter can provide free energy anywhere, not all systems are reliable, and it’s often the slowest alternative. It’s also inconvenient as it requires the device to remain stationary during the day.
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Lithium-ion batteries make up the bulk of portable power station batteries. This is tried and tested technology. Lithium iron phosphate batteries, commonly referred to as LiFePO4 or LFP batteries, are becoming more common. Their main advantages are their ten-year life expectancy (twice that of Li-ion) and faster charging times. In addition, they are non-toxic, non-polluting, and contain no rare metals.
The cost of portable power stations is not cheap. Portable inverter generators are the only real option, but are noisier and use fuel. Taking the time to sift through your power needs will increase your chances of getting the most bang for your buck.
In order to make the most out of their adventures and maximize self-reliance, many people are adding solar power and energy storage to their RVs, boats and tiny homes. However, before investing in an energy system that you will be relying on, particularly in remote locations, it’s important to first understand the energy basics. If you plan to be out on your solar-plus-storage boat for several weeks or months at a time, for example, it is essential that you be able to calculate in advance how much energy you will need and how to ensure you select the appropriately sized energy systems. To understand your energy storage requirements, you need to first know what watts hours and amp hours are and how they differ.
Power is measured in watts and a watt is equal to one joule per second. Watt hours (Wh) are units of energy that measure the capacity of power (watts) moving over time. In practical terms, this means how many watts an appliance, such as a light bulb or toaster oven, uses in one hour. To calculate watt hours, you simply multiply the watts by the number of hours the appliance is used. For example, if a lightbulb is rated at 50W, and you want to calculate how many watts your lightbulb uses in a day, the equation would be 50W times 24 hours, which gives you 1200 Wh.
Whereas watt hours are a measurement of energy, amp hours (Ah) are a measurement of charge. In order to calculate amp hours, you need to first know the amps, or current, which is defined as a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space. An amp hour is a measurement of how many amps flow over a one hour period. For example, a 150 Ah battery would be able to expel 150 amps in one hour and 75 amps for two hours, or 150 Ah total. In short, amp hours show how much current a battery can supply for a certain period of time.
If you are trying to determine a battery’s charge and discharge rates, take a look at the battery’s C rating, which is a unit that measures the speed at which a battery is fully charged or discharged. For example, charging at a C rate of 1C means that the battery is charged from 0 to 100 percent in the span of one hour. A 0.5C or C/2 rate represents a two hour discharge time and .2C or C/5 represents a 5 hour discharge time. If the battery has a 1C (1C current) rating, this means that a battery with a 20Ah capacity should be able to provide 20 Amps for one hour.
You will need to be able to know and calculate both watt hours and amp hours in order to determine your battery’s energy capacity, what voltage you need as well as the thickness of your wires. Although amp hours and watt hours are distinct units of measurement, it’s important to know that they are related and that one can be used to determine the other. Listed below are the calculations for watt hours and amp hours that you can use to calculate one when you only have the other.
watt hours = amp hours x volts
amp hours = watt hours / volts
Let’s say you have a 12V battery for your van and that battery is rated for 200 Ah. You can multiply the 200 Ah times the 12V, which gives you 2400 Wh. To further demonstrate how amp hours differ from watt hours, you would also be able to achieve the same 2400 Wh with a 24V (higher voltage), 100 Ah (lower Ah) battery. Of course, if you only happened to know the watt hours for your energy storage system, you can calculate the amp hours based on this. Let’s say you have a 1200 Wh battery. You would divide the 1200 Wh by the battery’s volts - let’s say 12V - which would give you 100 Ah.
These calculations can help you understand how much energy or amperage your battery will be able to expel and for how long. If you don’t know the amp hours or watt hours that you will need per day, you will not be able to determine with accuracy whether your energy storage system is able to meet your needs, potentially leaving you unequipped and at risk of energy shortages. To learn more about how to calculate your energy needs and find the optimal battery for your application and usage, visit our Lithium Battery Selector Tool.
If you are setting up a solar power plus energy storage system, make sure that you first evaluate how much energy you’ll need by adding together all of the watts that your devices use in one day. From there, you can leverage the equations mentioned above to help determine the sizes needed for your solar system and energy storage system.
Once you know how much energy, current and volts you will need, you have to find the battery that best suits your needs. Lithium batteries outperform lead acid batteries that have similarly rated specifications across the board, giving you more bang for your buck. To learn more about how to calculate your energy needs and determining the optimal solar plus storage system for your lifestyle, contact one of our experts today.
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