Showing posts with label Temperature. Show all posts
Showing posts with label Temperature. Show all posts

Friday, November 5, 2010

Tips to Prevents your laptop from overheat in Summer

overheating-laptop



One drawback of laptops is overheat. With a shrinking size, all laptop manufacturers make laptop with thermal materials to keep the balance between power and temperature.


At the risk of offending the manufacturers, it seems obvious that they not always get that balance.Most notebooks like (HP pavilion dv5 battery) have serious temperature problems, and more so at this time of summer, as the temperature does not help cooling. Here are some tips from www.batterystore.co.nz for your computer, and by extension your laptop, not like a steak roast.


Keep free ventilation


Though small and well camouflaged, there are many vents. It is vital to ensure that your Dell inspiron 15 battery have a free method to expel hot air. Otherwise, the computer will become an oven.


The laptops are designed for use on flat surfaces, leaving a small space for such grids (thanks to the feet.) If you put the laptop on a soft surface like a blanket, the legs go down, and the ventilation is blocked.


Cleaning laptop


It is pointless for the grids have a free hand if they are blocked with dust and dirt. A regular basic cleaning and help keep your HP pavilion dv4 battery cool and running like a charm.


If you are not going to use for a while, keep it stored where it can not catch dust. If you have a furry pet, do not let the hair rampant through your house. A vacuum cleaner can help remove the hair that may have been introduced to the fans. If you're brave enough, you can open the computer and clean it thoroughly, and here's how.


Laptop Cooling Stand


The use of cooling stand is almost obligatory in most cases, they can reduce the HP pavilion dv8000 battery temperature around 10 degrees or so. Unfortunately, the quality often leaves much to be desired. Avoid buying "cheap" cooling stand because it will break soon after out of the box.


Note that larger diameter fans make less noise, but probably cover less space than two smaller ones. In essence, there are two kinds with different characteristics: plastic and metal (the first is cheaper, the second looks better but can become a pan).


Energy Saving


As you use your Dell inspiron 1440 battery computer, it is inevitable that this warms. We will not ask you to stop using it, but you can minimize the time it is on, energy-saving setting Windows to turn off the screen, suspend or hibernate after a certain period of inactivity.


In the article on how to increase your battery life and we provide some recommendations and programs for a more efficient energy consumption. Everything is summarized in the maxim "Let him rest when not in use."


Less CPU usage


Laptop computers are smart: if they do not need all the power, not use, saving Dell inspiron 1545 battery power and also winning in freshness. Although these machines are almost as powerful than desktop computers, make the most of the graphics market last game under the sweltering heat of summer, it is probably the last thing you can do with it.


The more your HP pavilion dv9000 battery computer has to work hard, earn a higher temperature. A powerful graphics card is usually a time bomb in terms of temperature, and the same will happen if your hard drives have to constantly work overtime.


In short, keep a laptop cool is not easy. Common sense, a laptop cooling stand and reduce some of the monitoring programs that we saw in the selection of programs for laptops will be helpful.



The article Via batteryblog

Wednesday, March 3, 2010

The temperature affection for different battery


Nickel-metal hydrides are less tolerant than nickel-cadmium in terms of the charge at low or high temperatures.

Nickel-metal-hydride can not load quickly at temperatures below 10 ° C, nor can they load slowly below 0 ° C. Some chargers are designed so that they Ladekoeffizienten and the ambient temperature change. Price considerations are not allowed to provide Apple PowerBook G4 12 inch Battery battery chargers for consumer electronics with temperature sensors.



At higher temperatures, the charge acceptance of nickel-based Apple PowerBook G4 Battery is drastically reduced. A battery that can hold at room temperature, a medium capacity of 100%, starts at 45 ° C ambient temperature, only 70%, and even only 45% at a temperature of 60 ° C. This highlights the poor performance of some car chargers in the summer!


Lithium-ion Apple PowerBook G4 15 inch (aluminum) Battery provide a good charging in to deep as well at high temperatures. Some cells allow charging with 1.0 C from 0 ° C to 45 ° C. Most lithium-ion cells, however, prefer a lower charge current when the temperature at 5 ° C or falls below. Must be dispensed on the loading below the freezing point, as a coating can be effected by lithium metal.


The lead-acid Apple PowerBook G4 17 inch Battery is not very sensitive to extreme temperatures, as we all know, on the basis of experience with our car batteries. Part of this tolerance is the inertia of lead-acid systems are attributed. Some battery models allow a shop below the freezing point with a small charging current, while others are damaged, and provide only reduced capacitance values, and life expectancy is shortened.


To improve the loading performance of lead-acid Apple PowerBook G4 17 inch Battery at low temperatures and prevent thermal effects during the warm-up, it is important to monitor the charging voltage limits to be set. An installation of this measure can extend the life expectancy of a battery up to 15%. General guidelines recommend making a correction of about 3mV per cell per degree Celsius. The voltage correction has a negative coefficient, ie The threshold voltage decreases when the temperature rises.


Heat kills the Apple MacBook Pro 17 inch Battery! The warmer the cells shorten, the life expectancy. Higher temperatures may not always be foreseen, especially during a fast charge. It must, however, attempt to keep these periods as short as possible. While 45 ° C is temporarily tolerable, begin a battery from 50 ° C damage is increasing. Moreover, cells are warmer in the interior of a battery, always a few degrees when the temperature of the battery case.

Ultra Fast Chargers


Some manufacturers of chargers promise amazingly short loading time of 30 minutes or less. With well-balanced cells and moderate temperature can nickel-cadmium VGP-BPS10 s batteries, which are designed for fast charging, are being charged in a very short time. This is achieved with a simple increase of the charging current during the first 70% of the charge cycle.



The article Via battery blog



Related BLog: hinesville
Journalspace
Blog drive
Blogsarena