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Showing posts with label battery. Show all posts
Showing posts with label battery. Show all posts

Battery Sizes And Types

Saturday, July 16, 2011

In both science and in technology, a battery is used as a type of device that is used to store energy, making it available for use in an electrical form. They consist of electrochemical devices, including one or even more galvanic cells.

Baghdad Batteries are thought to be the first known in history, dating back from sometime between the years of 250 BCE and 640 BCE. The modern battery began with the Voltaic pile, which was developed by Alessandro Volta, an Italian physici...

In both science and in technology, a battery is used as a type of device that is used to store energy, making it available for use in an electrical form. They consist of electrochemical devices, including one or even more galvanic cells.

Baghdad Batteries are thought to be the first known in history, dating back from sometime between the years of 250 BCE and 640 BCE. The modern battery began with the Voltaic pile, which was developed by Alessandro Volta, an Italian physicist, in 1800. As of a 2005 estimate, the battery industry generates, no pun intended, around 48 billion dollars in annual sales.

Batteries can be divided into two main categories, rechargeable batteries and non-rechargeable, or disposable, batteries.

Disposable batteries are also known as primary cells. They are intended for a one time use only, to be used until the chemical changes used to induce its electrical current supply have been finished. Their common usages include smaller, more portable devices that have either a low current drain or are used away from any alternative power source.

Rechargeable batteries, also known as secondary cells, have a longer usage life since they can be recharged after their power has been drained. You can do so by applying an externally supplied electrical current. This causes a reversal in the chemical changes that occur during the battery’s use. These devices used to do this are commonly known as rechargers or chargers.

The ‘wet cell,’ or lead-acid, battery is the oldest form of the rechargeable battery that is still in today’s use. This battery contains a liquid found in an unsealed container that requires the battery to be kept in an upright position. The area in which it is used must be well-ventilated so as not to cause the ventilated, hydrogen gas to display its explosive qualities.

The lead-acid battery is quite heavy, although its cost to manufacture is low and the high surge content levels allow it to be a commonly used battery in places where its weight and handling ease are not of any concern.

The most common form of a lead-acid battery is the car battery.

A gel battery is known to be an expensive lead-acid battery type, containing a semi-solid electrolyte that is used to prevent spillage.

The portable types are considered to be ‘dry cells.’ They are sealed units that are useful in appliances such as cell phones and laptop computers. These types of cells also include, nickel-cadmium or NiCd, nickel metal hydride or NiMH, and lithium-ion or Li-Ion, listed in the order of their increasing power density and also their cost.

Both disposable batteries and rechargeable batteries come in various standard sizes. This is so they can easily be used in a wider amount of appliances. The most commonly known types of batteries are the A-series, including A, AA, AAA, and AAAA. Also known are B, C, D, F, G, J, and N. Other variants include 3R12, 4R25, PP3, PP9, and the 996 and PC926 that are used in lanterns. There are many, many more less common battery types, and their usages vary greatly.


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Batteries Q&A: Understanding Different Types Of Batteries

Friday, July 15, 2011

*What are the different types of batteries?

Batteries are grouped in two ways. It is by application and by the process of construction. The major type of application batteries are the automotive, marine, and deep cycled. While the construction type are flooded, gelled and AGM.

The deep cycled types of batteries have a capacity for solar electric for back up energy. As for a technical description... Compared to AGM battery, this type has a starve electrolyte or dry mech.
* What are the different types of batteries?

Batteries are grouped in two ways. It is by application and by the process of construction. The major type of application batteries are the automotive, marine, and deep cycled. While the construction type are flooded, gelled and AGM.

The deep cycled types of batteries have a capacity for solar electric for back up energy. As for a technical description... Compared to AGM battery, this type has a starve electrolyte or dry mechanism. Most of the application batteries are made of fiberglass mat with a high-density compound of sulfuric acid, which applies a “no excess liquid” compounds.

Construction batteries have a standard and removable cap. It is sometimes called as maintenance-free battery. It also has a regulated sealed valve. The valve contributes the slight regulated pressures.

For a complete chart of all types of batteries, see the link in the author's signature.


* What is a DC battery?

Direct current is a kind of electricity supplied. By using a DC battery, the electric charge moves in a single direction. It can cause an imbalance to the electric charges.

The side of the DC battery is sealed with electrolyte and several forms of metal. The electrolytes have a different form of electrons, which is positively charge.

The terminal of the battery has positive and negative poles. These poles are connected which each other. The current flows with the connection of the poles.


* What are sealed batteries?

Sealed batteries are non-spoilable and a maintenance-free battery. They have no liquid, therefore, there is no corrosion. A sealed battery has a characteristic of low self-discharging and cracking amperage.

A sealed battery is designed to supply both starting and reserve applications. It has a longer life and more competent outline. Most of the sealed batteries are used in order to have a more “cost cutting” battery and to minimize the price to the user.


* What is a deep cycle battery?

A deep cycle battery usually has a thick, heavy lead plate. This plate helps the battery withstand deep charging. It cannot dispense a charge rapidly compared to a starter battery. It can also be used to initiate combustion in engines. It is a kind of battery with a longer life span because of its thick plates.


* What is a starting battery?

A starting battery is intended for engines for combustion to continue without interruption. It has multiple thin plates which enable it to release a large amount of current very quickly for just a small amount of time.

On the other hand, a starting battery cannot stand being discharged deeply. The majority of the starter batteries can only withstand a complete discharge a few minute before spoiled.


* What is a gel cell battery?

A gel battery is also called a gel cell. It has a quantity of silica gel that converts the acids into a solid mass. The great benefit of these batteries is that it is unfeasible to drip acid even if they are broken.

This kind of battery charges slowly. They cannot cope up with the conventional automotive charger. The current flow is also limited. Furthermore, they can be damaged easily.


* What is an AGM battery?

AGM stands for “Absorbed Glass Mats.” It is the newest type of sealed battery that is used between plates. The plates are composed of a very fine fiber made of Boron and Silicon glass.  This kind of battery has the same features as a gelled type, but it can take more of a discharge.

It does not spill out evenly if it is broken. Glass mats assist in holding together the acid and electrolytes. It is also immune from spilling damage because it has no liquid on its inner layer.


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ALL LAPTOP POWER

Monday, April 12, 2010







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