HP/COMPAQ Laptop Battery

People always hope to use laptops with better and more durable batteries though the battery run time have been much longer than the old batteries. Nowadays, Lithium ion based batteries seem to be the best technology for batteries, but what will be the next big battery technology? What’s up with the future of laptop batteries?

With the development of technology in the electric field, maybe the hardware that the battery powering are taking up more energy, which seems to make the battery life technology is not moving forward. In addition, With screens getting larger and brighter and laptop CPUs getting more powerful, the strains on batteries need to increase to meet the need. However, the technology just isn’t keeping pace. Any time there is an improvement in hp pavilion dv7 battery life the devices become more demanding.

lithium ion batteries are beating traditional batteries since they can store a lot more energy in a much smaller space. They charge up fast, and they’re more durable over time. However, it is still a challenge when trying to store energy safely. It requires a lot of safety engineering, which has become a problem with the batteries in the Dreamliner. On the other hand, price will be another key factor when facing the challenge for battery improvment because longer battery life with more and better cells means higher cost. Even so, the majority of laptop users are looking forward to a new kind of battery with stable longer HP Pavilion DV4 battery life.

Indeed, wouldn’t you like to see a laptop’s battery to get boost with a battery life up to 24 hours? Happily, surprise may be at hand. Researchers at the Massachusetts Institute of Technology have been working on (PDF file) an interesting new way of extending battery life. Their technique uses a device called an “ultracapacitor,” which, unlike the time-traveling flux capacitor, actually exists as a product. Though the researchers have yet suffered from a lot of technical problems, we can foresee the product to come to the market sooner or later.

Quite often, we worry about our dead batteries from which the laptop cannot get sufficient power. Though all laptop batteries have limited battery life after charging for about 600-800 cycles, there is no doubt that not any user wishes a battery with remature death or short life . In a matter of fact, it is usually possible to revive most any type of rechargeable battery to some degree of usefulness. So, what we should do when the battery wear down and bring it to life?

1. Take a patient cycling for about a week for your Compaq 8510p battery. All you should do is to let your laptop to sleep, then unplug the AC adapter and wait for the battery to completely discharge. Recharge, then test to see how long the battery can last exactly. If necessary, repeat it for few times. Why? The reason is that the laptop computer cannot get sufficient power from the battery fast enough, it cuts off, leaving the battery still charged with the old energy that’s gone bad. But if you let the laptop drain the battery slowly, like in sleep mode, it uses all the old energy, and empties the battery so it can be charged with fresh energy. It sounds silly and it really do help to the dead battery.

2. Calibrating your Laptop Battery. You can’t miraculously reconstitute your battery’s capacity. It loses power over time due to chemical reactions taking place in the battery, as it chugs along powering your laptop. You can’t undo
those changes, but there is one common battery issue you can fix: In many laptops, the operating system’s battery meter gets out of sync with how much juice the compaq 610 battery actually has. Recalibrating makes the battery meter correctly read the current state of the battery, so you and the operating system know where you stand with existing laptop battery life. For the Mac there is a program for recalibrating the battery. The advice to calibrate should have the same effect like going into sleep.

3. Use some physical methods to revive the dead battery cells. More details you can visit this site: http://footballlates.eu.pn/revive-dead-laptop-battery/

If none of that really helps you, then you may consider just buying a new battery. Indeed doing so would likely improve your battery life quite a lot, wish you with luck.

Thanks to improvements and researches have been made, laptop battery is  getting thinner, more powerful and easier to handle everyday. However, many laptop users don’t pay much attention to take care of their laptop batteries due to lacking of  battery knowledge, which lead the battery to be dead fast. Each laptop battery has a limited laptop battery life, what we should do is to try to make it last as longer as possible. This article will help you get a better understanding of a compaq presario cq62 battery:

1. How to know whether my laptop battery is dead or not?
If the laptop computer runs fine with the adapter plugged in, whether the battery is in or out, then the computer is likely to be fine. If it shuts down when you unplug the adapter and the battery is out, it likely means you have a battery that is past its useful life. Sometimes laptop batteries only last a year or two under even the best of care, so it’s not unusual that you would need new batteries.

2. How long should my new rechargeable battery last?
Basically, the life of a laptop battery under normal use is around 500 to 900 charge-discharge cycles. This is between one and a half to three years of battery life for the average user. As the rechargeable battery begins to fail the running time of the battery will begin to drain. When a battery can supply only around 30 minutes of charge, it is time to replace it with a new one.

3. How much time is left on my laptop battery?
it’s important to keep track of how much battery time is left before you lose power. You might get in the habit of occasionally hovering your mouse over the windows battery icon or click the battery icon located in the Systray. On the other hand, Battery Bar (download here) is also available as a free program that gives you a much more detailed and accurate assessment of your laptop’s remaining battery power.

4. Does using the wireless network card reduce my laptop battery run time?
Yes, wireless network cards do drain your laptop battery. It is hard to quantify the adverse effect a wireless card has on battery run time because it varies depending on laptop model and wireless card. The operating system and the software installed with the card may have utilities for conserving battery life.

Quite often, we want to be notifed when our laptop battery life is low or is fully charged, which makes me know more details for it and keep it be in good health. It’s dangerous when the battery come across the deep-discharge, so it is very necessary for us to be informed of the low battery power. With some sofeware  in your laptop, you have no loner to worry how much compaq 6910p battery power you have left and get the detailed information in hours, minutes and seconds.

Most operating systems will warn you when your laptop computer is dangerously low on battery power and urge you to save your documents immediately and either plug the laptop in or shut it down in order to avoid possibly losing data. For windows vista, there is an intellingent program called Battery Alarm which will monitor your battery life and alert you when you are getting low on battery power. it is designed to protect laptop battery from deep-discharge, the laptop battery may last for 3 years or more after using this software. It is customizable so that you can customize all settings whenever you want. It seems to work in windows 7 as well.  For the XP, you also can find a singal or warning to tell you your battery is low and need to be charged.  When the battery is low or is being charged there is an icon which shows in “Taskbar” located at the bottom right corner of my desktop, and next to the clock. As soon as the battery goes bellow some certain percentage it shows a warning. Just like the window vista, you can change the settings as you want.

Of course, if you want to get more additional warning like the HP F4809A battery is fully charged or the built-in battery power management system suffer from some problems you can download a new one. It is easy for you to download such sofewares on line. You can get many results turned out by just enter” battery monitor download”, “battery alarm download” and so on. Most of them are free and you don’t need to pay for them at all. Just download and install the file, then run it.

With the help of such utilities, we can get all the battery data easily to help extend the battery life. Recommend a website http://batteryalarm.codeplex.com/.

Laptop battery charging is an important issue for laptop battery mainteince, especiall the battery overcharging. Most laptop users may be worried that whether will the battery life span decrease if they overcharge their batteries. Quite often, we are told to avoid over charge frequently when use a laptop battery. So, why we should do like that and what damages will happen? On the other side, does the battery overcharging protection really exist?

At first, we must understand what overcharging is. Over-charging occurs when the charger keeps the battery at a temperature that is warm to touch (body temperature) while in ready condition. In other words, overcharging means that the forcing of current through a cell after all the active material has been converted to the charged state, that is, continued charging after reaching 100 percent state-of-charge. Sometimes, keeping the laptops plugged to the wall all the time will cause such a Compaq Presario CQ62 Battery overcharging.

As for li-ion batteries, the controller chips they have built-in will stop them from overcharging, since they will explode if overcharged. In general, battery overcharging does not affect the life span but potentially destroying the battery. It can damage the battery a bit yes so over time it will hold less and less charge. Finally, your battery will wind up dead very quickly because of the constantly generated heat. Long time over charge will let battery interior in a level of high temperature, is bad for lithium ion battery and charger. Thus, fully charged yet is good enough, or lithium battery will become a little bomb if without over charge protection function.

All in all, we should keep in mind that don’t overcharge your laptop battery, especially with older technologies. It is advisable to store your battery in a cool, clean, dry place when it is not in use. If possible, keep your rechargeable hp pavilion dv6000 battery in the car with the heater or cooler running until you need it. In addition, choose a charger with charge protection function instead of unqualified charger. Poor battery charger leads to shorter cycles, even causes explore or fire.

With the expanding use of laptops, an important problem we are facing is that how we should dispose of the batteries in a correct way. As we all know, some batteries contain toxic metals such as mercury, lead and cadmium, just placing it in a bin or improperly disposing is environmentally unfriendly and even can pose a potential threat to human health. The disposal of used or dead batteries has been a serious problem to sustainable development for human being.

Laptop batteries are rechargeable batteries. They may contain hazardous metals and should be recycled wherever possible. A good proposal is to recycle the battery. Recycling keeps heavy metals out of landfills and the air. What’s more, recycling also conserves resources since the metals recovered from batteries can be used to make new products. In general, some regular recycling center or computer stores may accept your old battery and take them into recycling. On the other hand, there are different places like best buy, office depot, or any PC retailer that will correctly dispose of Compaq 8510p battery for you. There are also devoted PC recyclers. Check locally to see if there is a PC recycler in area. These places generally have a kiosk setup where you place battery in a bag and drop it in box. If you don’t find a kiosk inquire an employee about proper HP Pavilion DV4 battery disposal and they will show right direction and possibly even take care of it for you. More info you can visit http://www.mfe.govt.nz/publications/waste/safe-disposal-of-batteries/html/

Battery safety notes

After making a decision to recycle your battery, you must focus on the battery safety before recycling it.

1. Recycle your laptop batteries soon after you’re done using them. Batteries may rust or leak after long periods of storage. If a battery appears to be dirty or have a white, film-like substance around the terminals, use caution when handling the battery and do not touch the dirty area. Put it in a bag before recycling.

2. Wash your hands with soap and water after handling batteries.

Have you ever heard the SBS(smart battery system) for laptop batteries? What will be the exact smart battery and how pc makers add intelligence to them? The Smart Battery Specification presents an ideal solution for laptop computer systems and is widely adopted in the laptop industry, it appears due to a number of limitations of traditional batteries. In a short word, a Smart Battery can determine and report its own status, thus providing you with accurate and instantaneous status, whether they use the same HP F4809A battery in different laptops or different batteries in the same laptop.

Why the smart battery is required in battery industry? Some reasons as below:
1. It’s hard for a laptop user who has little advance battery knowledge to estimate the battery run time and how long will this device continue to operate.

2. equipment powered by the battery cannot determine whether the battery is able to supply adequate power for an additional load (such as spinning up a hard disk) in its present state.

3. Some notebooks estimate the battery charge state based on manufacturer testing of the specific product model with a particular configuration. This method is inaccurate when another battery with a different state-of-charge is inserted, because charge status of each battery is estimated based on its history in the system.

4. battery chargers must be individually tailored for use with a specific battery chemistry, and may cause damage if used on another battery with a different chemistry. All aboved are the main drawbacks for old batteries and also the main cause why the SBS come out.

Basically, the SBS enables operating systems to perform power management operations based on remaining estimated run times. While using the Smart Battery System, SBS, the power consuming system also controls the amount the battery is charged and each Smart Battery will accurately report its own characteristics. Though the major consumer of the battery information is the user, the SBS system can also take advantage by using power consumption information to better manage its own power use. On the other hand, a charging system will be able to tell the user how long it will take to fully charge the HP Pavilion DV4 battery.

For more information about the Smart Battery System and how the smart battery work, visit http://www.radio-electronics.com/info/power-management/battery-management-systems-bms/smart-battery-system-sbs.php.

By being equipped with SBS smart battery system thchnology, some laptops with li-ion batteries can measure the battery life exactly, which make users rest assured to use them to some extent. Although the lithium-ion battery has many advantages when compared to trational batteries, we also need to learn some professional charge methods to keep the battery operational and extend the battery life.

We know that the charge life on these laptop batteries is limited to a couple of hours, so charging a battery is a must for continued performance of laptop mobility. then, what will be the best way to charge the battery then keep it fresh? Below are some instructions:

1. Drain the battery as much as possible–the less charge on the compaq 6910p battery the better. But it doesn’t mean you should fully drain your laptop’s lithium-ion battery every time you use it. Fully discharging your lithium battery can be harmful to the battery’s health. This may even make it completely unusable if levels go too low. If you leave the battery completely drained for a few days, even the safety circuit probably won’t save it. Just don’t charge your battery from only half way frequently.

2. Please wait for the battery to fully charge. Typically an icon on your computer will indicate that the battery is charging. You can still use the computer during this state, but it will recharge faster if you turn off your computer.

3. Please leave your laptop plugged into the wall socket whenever possible. This peripheral accessory keeps the computer running when the laptop battery is out of power and charges a depleted battery supply.

4. It’s highly recommended to unplug the HP pavilion dv2000 battery when it’s charged to full and connected to a power source, but if it comes unplugged your computer will lose power, so most people would find this to be an unreasonable practice.

5. Never short a battery to fully drain it. By short, I mean that you connect the two terminals (positive and negative) directly so that the battery simply drains. This is a very bad, stupid thing to do. It can cause a fire. Don’t do it.

It’s obvious that lithium battery plays a more and more important role for laptops. Lithium ion batteries have significant advantages that most other traditional batteries cannot claim, which is a critical reason why they are so popular. However, everything has two coins. Despite its overall advantages, lithium-ion has its Limitations. Well, what exactly are these batteries?

It is then possible to look at the different variants to see their own advantages and disadvantages. Below, we take a look at the most compelling advantages and disadvantages of the well sold lithium ion laptop battery.

Advantages:
1. Lightweight and High Energy Density: lithium is the lightest of all metals, has the greatest electrochemical potential and provides the largest energy density for weight. Lithium ion batteries have higher energy density than traditional batteries and carry more power, which help to reduce overall weight and size.  Due to their small size and weight, lithium-ion batteries also make power tools easier to use, and allows laptop users to use them more efficiently, for longer periods of time. It is really a distinct advantage.

2. Relatively low self-discharge: One issue with batteries is that they lose their charge over time. This self-discharge can be a major cause. self-discharge of Lithium ion batteries is less than half that of nickel-based batteries

3. Long Storage Life: One of the most commonly cited problems with traditional nickel-cadmium batteries is the short battery life. As for storage, NiCd and NiMH batteries can loose 1 to 5 percent of their stored power each day, even when not installed in electronic devices. Lithium-ion batteries tend to retain their energy, even after months of storage. Lithium-ion batteries are preferred for travel for this reason. Many sets of batteries can be prepared before the trip and even the last set will be fresh and ready to go after days of storage.

4. Low maintenance:  One of the most commonly cited problems with traditional nickel-cadmium batteries is the confusion over their maintenance requirements, and how lack of maintenance can shorten battery life. One major lithium ion battery advantage is that they do not require and maintenance to ensure their performance.  There is no periodic discharge is needed for them at all.

5. Little or No Memory Effect:  “Memory effect” describes a battery’s loss of ability to hold a charge after being repeatedly discharged partially. lithium ion batteries have Little or No Memory Effect, which means that you typically have to discharge the hp pavilion dv6000 battery prior to recharging it for the traditional batteries, with lithium batteries, this isn’t necessary.

6. Environmentally Friendly: Because lithium-ion batteries can be used repeatedly, they create less waste than standard disposable batteries that are tossed in the garbage after depletion. They can reduce your impact on the environment, as well as your consumption of fossil fuels.

Disavantages:
1. Subject to aging: One of the major lithium ion battery disadvantages for consumer electronics is that lithium ion batteries suffer from ageing. storage in a cool place at 40% charge reduces the aging effect.

2. High Temperature Sensitivity: One drawback to these seemingly convenient lithium batteries is they are very sensitive to high temperatures, and subject to HP battery degradation.

3. Higher cost to manufacture: Generally they are around 40% more costly to manufacture than Nickel cadmium cells. .

4. Protection required: lithium ion cells and batteries are not as robust as some other rechargeable technologies. They requires protection circuit to maintain voltage and current within safe limits.

Generally, lithium batteries can be charged 300-500 times in a life cycle. So, many people have thought that reducing the battery use times may prolong the battery life to some extent. In a matter of fact, they come to a mistake. Li-ion batteries start aging the very moment they are manufactured – even those which are not in use! We must realize the fact that lithium ion notebooks batteries do not have an infinite lifespan, and very rarely recharge to their full capacity once they have been used for more than 6 months. Proper use, storage techniques can make your battery last longer. So, how to store your battery in a correct way? Here we share some instruction for you:

1. Store the battery in a cool and dry place. Don’t leave the laptop in the car or under the sun in summer. High temperatures reduce the stored charge faster than low temperatures. What’s more, High temperatures may cause battery overheating issue. The suitable temperature is about 15°C. On the other hand, A moist environment will accelerate discharging the battery.

2.Cover the battery in plastic kitchen wrap or put it into an airtight plastic storage bag.

3. Use soft and dry cloth to clean your battery after using it.

4. Avoid total discharges. Stored batteries continue losing energy, albeit at a much slower pace. If the stored battery is totally discharged, it could be destroyed. Not all cells in a laptop have the same voltage. Your laptop’s battery gauge only displays the state of the whole battery. If a cell goes below a certain voltage it will be destroyed. Therefore, it is safer to stop working when your battery level reaches 20%.

5. Don’t store a fully charged battery. Fully charged batteries deteriorate faster, especially at high temperatures. Monitor the battery icon in the systray and disable charging before it is fully charged. Most articles I’ve read recommended storing laptop batteries with a 40–60% charge.

6.Let the battery warm up a little before you put it back into your laptop. If the temperature is raised too fast, it will strain the battery.

7. Try to avoid charging the HP battery while you are working with the laptop.