In recent years, China's annual consumption for the production of Discount laptop battery to 120,000 tons of zinc, 200,000 tons of manganese dioxide, 20,000 tons of copper, there is a considerable amount of zinc chloride, graphite, asphalt, steel and other material. Mn and other resources need to go through mining, ore dressing, smelting and other processes was already consumed a large amount of resources, but also a certain amount of pollution generated.
Therefore, the used lenovo ideapad y510 battery to deal with the sound and comprehensive utilization, environmental protection, the protection of significant resources to support the handling of used batteries imminent industry.
With the increase in lenovo 3000 v100 battery consumption, improve recycling system, the experts predict that the battery recycling will lead to new business opportunities. China's production of dry batteries ranks first in the world 15 billion annual domestic consumption amounted to 7000 million.
Batteries will be used manganese, aluminum, mercury and other substances extracted, can create larger profits. Experts, to build a lenovo ideapad y710 battery factory, although used to be about eight million yuan, but its revenue is very impressive, not only can enjoy the state's environmental protection enterprises preferential tax, at the same time every day as long as 100,000 to ensure the handling capacity of the lenovo thinkpad t400 battery can be 1.5-2 million profit. According to forecasts, the end of this century, China's annual consumption of the battery will reach 7.8 billion.
Recently, by the Beijing University of Science and Technology and Hebei Yixian of used batteries renewable joint treatment plant put into operation. The plant used lenovo 3000 c200 battery scrap processing technology, is different from Japan's "wet", but also different from that of Switzerland's "dry", nor is it the joint law of wet and dry.
Its process as follows: material is broken down - chemical purification - waste water treatment, and ultimately can be recycled tin, zinc skin, such as copper material copper needle cap, and through access to high-quality electrolytic processing of zinc, manganese products, but also the recovery of mercury and iron by-product of red. The plant has a total investment of 7.8 million yuan, the design was to deal with 3,000 tons of used PowerBook lenovo 3000 n100 battery.
Supply of raw materials used battery prospects, Beijing 200 million each year battery consumption, for a total of 6,000 tons in 1999, recovered only 60 tons, the recovery rate of only 1%. 10,000 batteries a ton of weight, to achieve 3,000 tons, 100 million will need to used batteries, which means that Beijing's half used lenovo 3000 g400 battery will be recycled and can be harmless treatment.
2011年2月27日星期日
Get the maximize use of your battery in traveling
I usually take my notebook on the travel to use for working or playing game. It is a bad experience when losing battery during the flight. Here are some good tips for get the maximize use of your toshiba tecra m5 battery:
1. In the last night before travel , be sure the toshiba tecra m7 battery are Fully charged. If not charge the battery in the whole night. You may also not have time to fully charge a dead battery at the airport. As the fully chargeing can take a few hours.
2. Arrive early enough to find one of the few AC outlets at the gate. Top off the charge on your toshiba tecra m9 battery before boarding the plane. AC outlets are often tucked away along the windows, in the floor, built into vertical support beams. If you can find an available outlet at your gate, go to the gate across the hall or to the next gate over and look for an AC outlet you can use there while still within earshot range of the boarding calls at your gate.you also seen outlets in airport restaurants relax, have some food, charge your notebook.
3. If you are going to use the notebook while waiting at the gate, make sure toshiba Tecra S2 Battery is on AC power instead of using batteries.
4. Before boarding the plane, put the notebook in suspend mode instead of shutting it down. When you power the notebook back on when seated on the plane, the notebook comes up instantly in the OS rather than chewing up battery during a 5-10 minute boot up process
5. Limit the use of USB devices, CD-ROM, and DVD-ROM. These peripherals chew up Inspiron 1520 Battery at a fast rate.
6. Limit the use of disk intense applications such as defrag or virus scan. This also chews up batteries at a fast rate.
7. Limit the use of processor intense applications which will cause the CPU and fans to draw more toshiba satellite a110 battery power.
8. Run the display at the dimmest setting possible.
9. Turn off the Wireless and Blue tooth radio.
10. Bring an extra travel battery that is obviously already charged. The last couple of notebooks Ie had I had the extra travel ibm thinkpad z61t battery installed along with the regular battery at the same time. It makes the notebook a little bulkier and heavier, but for me the extended battery time (5-6+ hours) is worth it.
11. When youe done using the notebook on board the plane, if youe critically low on ibm thinkpad r52 battery, shut down the OS or hibernate as opposed to putting it into suspend mode. Suspend mode still draws minimal amounts of power and critical bits may still be active in RAM. If you go into suspend and then the notebook battery dies completely, the plug/power will have been basically been pulled from the OS and youl lose any unsaved information you were actively working on. I just plain not good to yank the power from your computer.
1. In the last night before travel , be sure the toshiba tecra m7 battery are Fully charged. If not charge the battery in the whole night. You may also not have time to fully charge a dead battery at the airport. As the fully chargeing can take a few hours.
2. Arrive early enough to find one of the few AC outlets at the gate. Top off the charge on your toshiba tecra m9 battery before boarding the plane. AC outlets are often tucked away along the windows, in the floor, built into vertical support beams. If you can find an available outlet at your gate, go to the gate across the hall or to the next gate over and look for an AC outlet you can use there while still within earshot range of the boarding calls at your gate.you also seen outlets in airport restaurants relax, have some food, charge your notebook.
3. If you are going to use the notebook while waiting at the gate, make sure toshiba Tecra S2 Battery is on AC power instead of using batteries.
4. Before boarding the plane, put the notebook in suspend mode instead of shutting it down. When you power the notebook back on when seated on the plane, the notebook comes up instantly in the OS rather than chewing up battery during a 5-10 minute boot up process
5. Limit the use of USB devices, CD-ROM, and DVD-ROM. These peripherals chew up Inspiron 1520 Battery at a fast rate.
6. Limit the use of disk intense applications such as defrag or virus scan. This also chews up batteries at a fast rate.
7. Limit the use of processor intense applications which will cause the CPU and fans to draw more toshiba satellite a110 battery power.
8. Run the display at the dimmest setting possible.
9. Turn off the Wireless and Blue tooth radio.
10. Bring an extra travel battery that is obviously already charged. The last couple of notebooks Ie had I had the extra travel ibm thinkpad z61t battery installed along with the regular battery at the same time. It makes the notebook a little bulkier and heavier, but for me the extended battery time (5-6+ hours) is worth it.
11. When youe done using the notebook on board the plane, if youe critically low on ibm thinkpad r52 battery, shut down the OS or hibernate as opposed to putting it into suspend mode. Suspend mode still draws minimal amounts of power and critical bits may still be active in RAM. If you go into suspend and then the notebook battery dies completely, the plug/power will have been basically been pulled from the OS and youl lose any unsaved information you were actively working on. I just plain not good to yank the power from your computer.
Some toshiba laptop battery introduce
Notebook emphasis on mobility, ibm thinkpad r50e battery is one of the key, the use of time has become increasingly the subject of attention, the author collected some information about this laptop battery information, and share with you
Let's start talking about the ibm thinkpad r51 battery materials, batteries used in notebook computers there have been three types: nickel-chromium batteries, nickel-metal hydride batteries, lithium batteries; they are generally expressed as: Ni-Cd Ni-Cd, Ni-MH Ni-MH, lithium Li.
The first laptop is to use Ni-Cd nickel-cadmium ibm thinkpad r60 battery, nickel-cadmium batteries because it has many drawbacks, such as: bulky, heavy weight, capacity, small, short life, there are memory effect and so on. As well as nickel-cadmium batteries have been eliminated, does not make sense to discuss it, we all know what to do.
There are now battery-Li Lithium-Ion battery and Ni-MH Ni-MH two kinds.
� In fact, can be divided into two kinds of lithium toshiba pa3107u-1brs battery, a lithium electricity, the other is the lithium-ion batteries. Lithium-Ion battery in the early days there, but it is not safe when used often in charge when burning, bursting, it is because the lithium is too active reason. Then there is the improved version of the "lithium-ion batteries", which joined the element lithium can inhibit the active ingredients, so that lithium really achieve safe, efficient and convenient. While the old lithium battery and therefore eliminated. As to how to distinguish them from the battery's label will be able to identify, lithium battery for Li, lithium-ion battery for Li-ion. Now, laptops to use the so-called lithium, in fact, lithium-ion battery. Lithium-ion battery charge and discharge times in the 400-600 times, specially modified products, but many times 800.
If the charge once a day basis, the best lithium toshiba pa3356u-2brs battery life of nothing but more than two years, so the laptop battery warranty period is also the longest of the year because of this Ni-MH battery is the most environmentally friendly battery, pay attention to environmental protection, national have strongly advocated the use of nickel-metal hydride batteries, because the ease of recycling, and the damage to the environment are minimal. However, nickel-metal hydride batteries and lithium compared, there are still some disadvantages: charging for a long time in weight than the sink capacity than lithium is small, there is a strong memory effect. It is the memory, while not as big as nickel-cadmium batteries, but still need to discharge, the user must be exhausted before charging.
However, the number of Ni-MH rechargeable toshiba tecra 8100 battery can be achieved for more than 700 times, some good quality product charge and discharge up to 1,200 times, more so, and lithium-ion battery, Ni-MH battery live longer than the lithium batteries, but also the price of nickel-metal hydride batteries have is much lower than the lithium batteries. This is the nickel-metal hydride battery can be the reasons for market share corner bar.
Currently on the market, whether it is lithium-ion batteries or Ni-MH toshiba tecra a2 battery, its capacity sizes are based on mAh as a unit, its Chinese name is mAh. MA hours directly related to the size of the notebook usage time. But not the larger laptop battery the longer, which also linked to the notebook's components to decisions, such as: CPU, graphics card and so on, using the Centrino CPU, ATI-MOBILITY RADEON graphics cards and many other hardware and use of energy-saving technologies P4 CPU, NVIDIA notebook graphics card, compared with the same volume of electricity
Let's start talking about the ibm thinkpad r51 battery materials, batteries used in notebook computers there have been three types: nickel-chromium batteries, nickel-metal hydride batteries, lithium batteries; they are generally expressed as: Ni-Cd Ni-Cd, Ni-MH Ni-MH, lithium Li.
The first laptop is to use Ni-Cd nickel-cadmium ibm thinkpad r60 battery, nickel-cadmium batteries because it has many drawbacks, such as: bulky, heavy weight, capacity, small, short life, there are memory effect and so on. As well as nickel-cadmium batteries have been eliminated, does not make sense to discuss it, we all know what to do.
There are now battery-Li Lithium-Ion battery and Ni-MH Ni-MH two kinds.
� In fact, can be divided into two kinds of lithium toshiba pa3107u-1brs battery, a lithium electricity, the other is the lithium-ion batteries. Lithium-Ion battery in the early days there, but it is not safe when used often in charge when burning, bursting, it is because the lithium is too active reason. Then there is the improved version of the "lithium-ion batteries", which joined the element lithium can inhibit the active ingredients, so that lithium really achieve safe, efficient and convenient. While the old lithium battery and therefore eliminated. As to how to distinguish them from the battery's label will be able to identify, lithium battery for Li, lithium-ion battery for Li-ion. Now, laptops to use the so-called lithium, in fact, lithium-ion battery. Lithium-ion battery charge and discharge times in the 400-600 times, specially modified products, but many times 800.
If the charge once a day basis, the best lithium toshiba pa3356u-2brs battery life of nothing but more than two years, so the laptop battery warranty period is also the longest of the year because of this Ni-MH battery is the most environmentally friendly battery, pay attention to environmental protection, national have strongly advocated the use of nickel-metal hydride batteries, because the ease of recycling, and the damage to the environment are minimal. However, nickel-metal hydride batteries and lithium compared, there are still some disadvantages: charging for a long time in weight than the sink capacity than lithium is small, there is a strong memory effect. It is the memory, while not as big as nickel-cadmium batteries, but still need to discharge, the user must be exhausted before charging.
However, the number of Ni-MH rechargeable toshiba tecra 8100 battery can be achieved for more than 700 times, some good quality product charge and discharge up to 1,200 times, more so, and lithium-ion battery, Ni-MH battery live longer than the lithium batteries, but also the price of nickel-metal hydride batteries have is much lower than the lithium batteries. This is the nickel-metal hydride battery can be the reasons for market share corner bar.
Currently on the market, whether it is lithium-ion batteries or Ni-MH toshiba tecra a2 battery, its capacity sizes are based on mAh as a unit, its Chinese name is mAh. MA hours directly related to the size of the notebook usage time. But not the larger laptop battery the longer, which also linked to the notebook's components to decisions, such as: CPU, graphics card and so on, using the Centrino CPU, ATI-MOBILITY RADEON graphics cards and many other hardware and use of energy-saving technologies P4 CPU, NVIDIA notebook graphics card, compared with the same volume of electricity
2010年8月12日星期四
Follow 6 tips To taking care of your Laptop Battery
Laptops are common now, most people have to take the laptop to school or when travel. Some times we may lose the important files or the slide show you have created (but carelessly forgot to save) may disappear if the laptop's battery does not charge. So it is necessary to take good care of out ibm ThinkPad R60 battery to avoid it stopped working suddenly.
Follow these simple instructions to get free computer problems.
1. Do not discharge the ibm ThinkPad R60e battery by playing a DVD movie or anything else that need Lot of power. Even your laptop battery has a protection circuit to stop the battery drain to a critical level. Not worry about all this happens in the background. When fully discharged reconnect to the network for a full charge.
2.Never try to charge the battery while the download is only half this Battery will not charge properly.
3. If the laptop is connected to AC power, the ibm ThinkPad T20 battery must be removed from the laptop. This is because heat damage li-ion, if your laptop puts out a lot of heat near the batteries (and smarter designed laptops do not) must remove it when not in use.
4. Never Never use a battery charger of a different composition of the laptop. different brands and models have the voltage settings and connection ports, so the most likely cause further damage to the battery. If the value your laptop / notebook only use the factory supplied charger.
5. If your laptop comes with software provided to monitor your battery consumer, make sure you are familiar with it, and you can save a lot of recharge cycles the ibm ThinkPad T21 battery if it is configured correctly.
6. Always try to keep your laptop on a flat surface, if you have the laptop on her lap most of the time without realizing it can stop the flow of air through the computer, which can raise the temperature of the battery and damage it.
The article Via Battery blog.
Follow these simple instructions to get free computer problems.
1. Do not discharge the ibm ThinkPad R60e battery by playing a DVD movie or anything else that need Lot of power. Even your laptop battery has a protection circuit to stop the battery drain to a critical level. Not worry about all this happens in the background. When fully discharged reconnect to the network for a full charge.
2.Never try to charge the battery while the download is only half this Battery will not charge properly.
3. If the laptop is connected to AC power, the ibm ThinkPad T20 battery must be removed from the laptop. This is because heat damage li-ion, if your laptop puts out a lot of heat near the batteries (and smarter designed laptops do not) must remove it when not in use.
4. Never Never use a battery charger of a different composition of the laptop. different brands and models have the voltage settings and connection ports, so the most likely cause further damage to the battery. If the value your laptop / notebook only use the factory supplied charger.
5. If your laptop comes with software provided to monitor your battery consumer, make sure you are familiar with it, and you can save a lot of recharge cycles the ibm ThinkPad T21 battery if it is configured correctly.
6. Always try to keep your laptop on a flat surface, if you have the laptop on her lap most of the time without realizing it can stop the flow of air through the computer, which can raise the temperature of the battery and damage it.
The article Via Battery blog.
How Does a Laptop Battery Work?
A laptop battery works in much the same way as batteries that go into portable CD players, remote controls, and shower radios. Just like the batteries used in these household items, laptop batteries come in different sizes based upon the size of the laptop. Laptop batteries however, contain within them complex charging circuitry that works together with a laptop’s hardware.
Inside each ibm ThinkPad A20 battery are internal power cells. These power cells are arranged in a series and are parallel to each other. This is done in order to maximize the voltage level for the battery as a whole. In addition these cells are controlled by a circuit board. The circuit board regulates how the cells work for both the process of discharging and recharging energy. It makes sure that your battery is not overcharged when charging, and it makes sure that each cell drains the same amount so you can have a longer run time.
Inside each battery there are also positive and negative electrodes. In order to power your laptop, a chemical reaction occurs with both the positive and negative electrodes. This reaction flows in a specific way in order to discharge energy. Plugging in your adapter reverses this process in order to recharge your battery. The process of reversing the chemical reaction occurs for both positive and negative electrodes. To make both the discharge of energy as well as recharge process work, this process must be exact. If not, then a short-circuit may occur. This process is basically the same whether your battery runs on Lithium Ion (Li-Ion), Nickel Metal Hydride (Ni-MH), or Lithium Polymer (Li-Poly).
This process is then regulated by hardware within your laptop. The hardware in your laptop ensures that the cells are functioning to their capacity. This is what also allows you to check the life left on your laptop battery before it needs to be recharged. A battery symbol is typically displayed on the right corner of your task bar. This symbol graphically shows how much energy has been discharged as well as how much is left.
Although a ibm Thinkpad A21e battery is rechargeable, it does have a limited life span. A typical battery usually lasts for about 500-700 charges before it will no longer be capable of recharging, and a replacement is necessary. The amount of charges can vary depending on the main use of your laptop. Some functions require more energy then others. Using functions such as a DVD player or using the brigh test screen setting can drain the battery quicker, thus requiring it to be charged sooner. The more often you need to charge your battery, the sooner the battery will be drained of its life span.
Manufacturers will additionally custom tailor their ibm ThinkPad A21 battery based upon the needs of each laptop model. A few things that impact the appearance of a battery are the overall size and weight of a laptop. After all, a small notebook would be difficult to carry if the battery weighed an additional two pounds. These factors account for their varying sizes. One size does not fit all in the world of laptop manufacturing. Overall functionality is the key.
Inside each ibm ThinkPad A20 battery are internal power cells. These power cells are arranged in a series and are parallel to each other. This is done in order to maximize the voltage level for the battery as a whole. In addition these cells are controlled by a circuit board. The circuit board regulates how the cells work for both the process of discharging and recharging energy. It makes sure that your battery is not overcharged when charging, and it makes sure that each cell drains the same amount so you can have a longer run time.
Inside each battery there are also positive and negative electrodes. In order to power your laptop, a chemical reaction occurs with both the positive and negative electrodes. This reaction flows in a specific way in order to discharge energy. Plugging in your adapter reverses this process in order to recharge your battery. The process of reversing the chemical reaction occurs for both positive and negative electrodes. To make both the discharge of energy as well as recharge process work, this process must be exact. If not, then a short-circuit may occur. This process is basically the same whether your battery runs on Lithium Ion (Li-Ion), Nickel Metal Hydride (Ni-MH), or Lithium Polymer (Li-Poly).
This process is then regulated by hardware within your laptop. The hardware in your laptop ensures that the cells are functioning to their capacity. This is what also allows you to check the life left on your laptop battery before it needs to be recharged. A battery symbol is typically displayed on the right corner of your task bar. This symbol graphically shows how much energy has been discharged as well as how much is left.
Although a ibm Thinkpad A21e battery is rechargeable, it does have a limited life span. A typical battery usually lasts for about 500-700 charges before it will no longer be capable of recharging, and a replacement is necessary. The amount of charges can vary depending on the main use of your laptop. Some functions require more energy then others. Using functions such as a DVD player or using the brigh test screen setting can drain the battery quicker, thus requiring it to be charged sooner. The more often you need to charge your battery, the sooner the battery will be drained of its life span.
Manufacturers will additionally custom tailor their ibm ThinkPad A21 battery based upon the needs of each laptop model. A few things that impact the appearance of a battery are the overall size and weight of a laptop. After all, a small notebook would be difficult to carry if the battery weighed an additional two pounds. These factors account for their varying sizes. One size does not fit all in the world of laptop manufacturing. Overall functionality is the key.
How to buy a laptop battery
When purchasing a battery for your notebook computer, the first thing a consumer should look for is the reputability of the product at mind. If the product is made by the manufacturer of your laptop (i.e. Sony, Compaq, Dell, etc), you can usually be sure it is a quality product. However, many manufactures do not actually manufacturer, instead they are the brander of the product. For example, if you open up a genuineibm-thinkpad-t23-battery, you may find that the power cells inside are actually made by Toshiba, Panasonic, or a similar big name company. Sony in this case has just made the plastic case of the battery. This goes to show that the brand of the battery you are buying does not necessarily mean that the quality is superior. Many third party brands use the exact same power cells as original manufacturers. Using a third party manufacturer is often a good way to go when buying a battery, as there are usually many extra benefits. For instance, most third party batteries are much lower in price than original manufacturers’ batteries. Secondly, they usually offer a superior warranty, as they realize that in order to win the consumer’s confidence; they must stand behind their product. A one year warranty is a must. Don’t buy any battery with a warranty less than one year. Batteries have been known to die early, and a three month warranty could leave you high and dry.
The next main thing a consumer should look for is the type of ibm Thinkpad A30 battery. Batteries can be made using several chemicals. For laptops, there are four main types. They are Ni-Cad, Ni-MH, Li-Ion, and Li-Poly. There is no major manufacturer that still makes Ni-Cad laptop batteries, as they are a very old and primitive type of power. Ni-MH is newer and more advanced, but is not as good as its Li-Ion and Li-Poly counterparts. If we compare the last three types (Ni-MH, Li-Ion, Li-Poly), we find that Ni-MH batteries weigh more than the other two, but produce less current than the other two. Li-Ion and Li-Poly are the most advanced types of batteries on the market, and you should try to get one of these two types if possible. Most laptops that come with one type of battery can not use any other type of ibm-thinkpad-t21-battery, meaning that if your laptop came with a Ni-Cad, it must be replaced by another Ni-Cad. The same goes for the other types. Please note that in some cases, this does not apply. Some laptops that come with a Ni-MH battery can be replaced with a stronger Li-Ion one.
Lastly you must look at the power rating of the item you’re buying. As technology advances, so do power ratings. The battery you bought last year may be twice as strong this year, and might even be the same physical size. Batteries have two main ratings on them: Volts and Amperes. Because laptop batteries do not carry a very large amount of power when compared to larger batteries such as car batteries, most companies show their ratings with Volts and Milliamperes. One thousand Milliamperes equals 1 Ampere. When buying a battery, always go for the battery with the most Milliamperes (or mAh). Batteries are also rated by Watt-Hours, perhaps the simplest rating of all. This is found by multiplying the Volts and the Amperes together. We will now show you an example of finding the Watt-Hours for our example battery.
Our example battery is 14.4 Volts, 3600mAh
(remember that 3600mAh is equal to 3.6 Amperes).
14.4 x 3.6 = 51.84
This battery has 51.84 Watt-Hours. The term Watt Hour signifies the energy needed to power one watt for one hour. Thus this battery can power 51.84 watts for one hour. Suppose your laptop runs at 25.92 watts (this may be unlikely, but let’s use this just for simplicity). This ibm-thinkpad-t22-battery could power your laptop for 2 hours. People usually associate the word ‘Watts’ with light bulbs, and yes, this battery could power a 40 watt light bulb for about an hour and 18 minutes, a 60 watt light bulb for about 52 minutes, or a 100 watt light bulb for 31 minutes; it’s the same idea.
The reason we have shown you watt-hours is because oftentimes the volts and Amperes vary. For example our laptop that uses a Li-Ion 14.4 Volt, 3600mAh battery may use a NI-MH battery that is 9.6 Volts, 4000mAh. Now let’s do the math and find out which battery is stronger.
Li-Ion: 14.4 Volts x 3.6 Amperes = 51.84 Watt Hours
Ni-MH: 9.6 Volts x 4 Amperes = 38.4 Watt Hours
The Li-Ion is stronger.
The next main thing a consumer should look for is the type of ibm Thinkpad A30 battery. Batteries can be made using several chemicals. For laptops, there are four main types. They are Ni-Cad, Ni-MH, Li-Ion, and Li-Poly. There is no major manufacturer that still makes Ni-Cad laptop batteries, as they are a very old and primitive type of power. Ni-MH is newer and more advanced, but is not as good as its Li-Ion and Li-Poly counterparts. If we compare the last three types (Ni-MH, Li-Ion, Li-Poly), we find that Ni-MH batteries weigh more than the other two, but produce less current than the other two. Li-Ion and Li-Poly are the most advanced types of batteries on the market, and you should try to get one of these two types if possible. Most laptops that come with one type of battery can not use any other type of ibm-thinkpad-t21-battery, meaning that if your laptop came with a Ni-Cad, it must be replaced by another Ni-Cad. The same goes for the other types. Please note that in some cases, this does not apply. Some laptops that come with a Ni-MH battery can be replaced with a stronger Li-Ion one.
Lastly you must look at the power rating of the item you’re buying. As technology advances, so do power ratings. The battery you bought last year may be twice as strong this year, and might even be the same physical size. Batteries have two main ratings on them: Volts and Amperes. Because laptop batteries do not carry a very large amount of power when compared to larger batteries such as car batteries, most companies show their ratings with Volts and Milliamperes. One thousand Milliamperes equals 1 Ampere. When buying a battery, always go for the battery with the most Milliamperes (or mAh). Batteries are also rated by Watt-Hours, perhaps the simplest rating of all. This is found by multiplying the Volts and the Amperes together. We will now show you an example of finding the Watt-Hours for our example battery.
Our example battery is 14.4 Volts, 3600mAh
(remember that 3600mAh is equal to 3.6 Amperes).
14.4 x 3.6 = 51.84
This battery has 51.84 Watt-Hours. The term Watt Hour signifies the energy needed to power one watt for one hour. Thus this battery can power 51.84 watts for one hour. Suppose your laptop runs at 25.92 watts (this may be unlikely, but let’s use this just for simplicity). This ibm-thinkpad-t22-battery could power your laptop for 2 hours. People usually associate the word ‘Watts’ with light bulbs, and yes, this battery could power a 40 watt light bulb for about an hour and 18 minutes, a 60 watt light bulb for about 52 minutes, or a 100 watt light bulb for 31 minutes; it’s the same idea.
The reason we have shown you watt-hours is because oftentimes the volts and Amperes vary. For example our laptop that uses a Li-Ion 14.4 Volt, 3600mAh battery may use a NI-MH battery that is 9.6 Volts, 4000mAh. Now let’s do the math and find out which battery is stronger.
Li-Ion: 14.4 Volts x 3.6 Amperes = 51.84 Watt Hours
Ni-MH: 9.6 Volts x 4 Amperes = 38.4 Watt Hours
The Li-Ion is stronger.
The information you should know when buying a laptop battery
A quality laptop battery is one of the most important things you need to have to be able to use your laptop comfortably , especially if you often rely on the laptop's portability.When shopping for a laptop battery , you need to know the type or types of batteries that your laptop is compatible with. There are four types of laptop batteries: Ni-Cad , Ni-MH , Li-Ion , and Li-Poly. Ni-Cad is an outdated type of batteries , and major manufacturers currently don't produce batteries of this type. Ni-MH is newer and better , but the best and most advanced laptop batteries are Li-Ion and Li-Poly. They weigh less but storem ibm thinkpad a20 batteries and supply more power than Ni-MH batteries. Some laptops equipped with ib are compatible with a more advanced Li-Ion one. However , before you buy a new battery , please check your laptop's specifications to find out which type or types of batteries will work on your laptop.
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