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Design Issues

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Submitted By mayankvyas
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design isues Physical Structure Step 1: Product Schematic Component of Solar Panel Component of Storage of energy Component of Plug in/socket

Step 2: Cluster Schematic Elements Chunk 1
Solar Panel
Chunk 2
Storage of energy
Chunk 3
Plug in
Chunk 1
Solar Panel
Chunk 2
Storage of energy
Chunk 3
Plug in

Step 3 (Final): Geometric Layout

Plug-in/socket
Plug-in/socket

Solar panel
Storage of Energy
Solar panel
Storage of Energy

Design issues

Flexibility of battery chargers
There are some units that have been designed to recharge specific types of batteries such as AA or AAA batteries for example. The reason is that these are the most common types of batteries used by the majority of devices in the market today. One last bit of information to consider when deciding on a solar panel backpack is the battery packs capacity. For the typical smart phone such as an iPhone the capacity of its battery is 1,400 mAh. Ideally you would want to choose a battery pack that is at minimum 2,000 mAh. Most beginners would think that if their device has a 1,400 mAh battery than that is the capacity of battery pack they need to fully charge their device. This is completely false. You need to consider that for example an iPhone even at idle is still using up battery life for tasks such as incoming sms messages or radio signals. If you would want to fully charge your device such as an iPhone I would make sure to purchase one with a minimum of 2,000 mAh.

Consider mobile solar panels
By simply hanging them across your solar panel backpacks, you will gain additional panels to allow you to harness more solar energy and at a shorter time. One of the advantages of these types of panels is that they can be arranged in a way that they can capture more energy from the sun. There are those with clamshell designs that feature a hard outer shell, which would be ideal when on the trail where equipment abuse can be expected.

Direct power connection
One of the best choices when it comes to solar panel backpacks is those that have been designed to connect directly to the devices that need to be powered using a USB connection. This allows the solar power source to function similar to a wall outlet in the home where electricity flows directly to the device being charged or powered. The device may not be charged completely by the solar panel, but it will keep it running continuously.

Weather proofing
Many buyers of solar panel backpacks often forget the fact that one of the most important features to look for in this unit is weather proof. You cannot discount the fact that when in the wilderness, you will not have control of the weather. This means that it can be sunny at one time and then suddenly you will experience rain. If you buy solar panel backpacks that are not treated for waterproofing, the rain can ruin your unit altogether. The first solar panels: Initially, when solar panels were introduced they were unstable and required to be installed in special casings, which in turn limited their capabilities severely. With the improvements in technologies, solar panels are now made with thin-film materials that allow for more opportunities for use implemented.

Durability
Undoubtedly, this is one important factor that you should look for in solar panel backpacks. There is no question that you will be using the unit outdoors more than indoors and quite possibly in rough terrain. Although these rolled panels are made of a solid material, the durability can be significantly different from one manufacturer to another. It is important to note though that there is no glass component, which means that nothing will break.

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