2009年6月7日星期日

The temperature and the battery

The temperature and the battery

In the mobile use of notebook,Pavilion ZV6000(hp zv6000 battery)

Latitude D610 battery life decide the notebook use time. As with lithium-ion notebook batteries, in a non-normal temperature, the too high or too low temperature will damage the battery, so how does temperature affect the notebook battery?


A ,0-40 ℃ is the most reasonable working environment


When using the notebook, humidity, static electricity, temperature etc. have an impact on it, but the lithium-ion Dell D610 battery the most sensitive to temperature, the temperature too high or too low, the battery will bring negative impact to varying degrees, usually the limits of lithium-ion batteries for ambient temperature -20 ℃ ~ 60 ℃, and 0 ℃ ~ 40 ℃ is the most reasonable working environment, but to play the performance potential of notebook batteries c1295 6y270 3r305, 20 ℃ was the best use of the environment around.


Second,DP390A, It will reduce the battery life below -25 ℃


Although the laptop battery in -20 ℃ to allow the use of the environment, but that the PA3465U-1BRS battery will charge and discharge performance of a great general, the lower the ambient temperature, the activity of cell activity HSTNN-UB02, DP390A, PP2100, Presario R3000(compaq r3000 battery), Presario X6000, Pavilion ZV5000(hp zv5000 battery), Pavilion ZV6000(hp zv6000 battery) were lower electrolyte resistance and viscosity The higher the ion diffusion more difficult, not easy to charge and discharge latitude D600 battery.


For example, when the environmental temperature is below zero C1295, the battery charge-discharge efficiency will be greatly reduced, which will be very slow charging speed, full time electric power supply after only about 60% of the original, when the ambient temperature falls below the minimum temperature limit (for example -- 25 ℃), the battery electrode reaction rate is very low, even from the electrolyte freezing point, the latitude D600 battery performance may be only 10%,PP2100, seriously affecting battery life.


III, The battery may explode above 60 ℃


With the low temperature case, if the laptop battery in high temperature environment, which will affect the battery's charge-discharge efficiency, but also for more serious damage to the Inspiron 510m battery, for example, or as a result of the use of inferior charger charging time is too long, making the battery 3R305 larger heat, When the temperature exceeds the maximum charge temperature limit, this will destroy the chemical balance within the cell, resulting in performance degradation of battery materials, to reduce battery life.


The same reason, the battery during the discharge time, that is, when we use the notebook, due to internal short-circuit the battery or the battery design flaw, if the operating temperature exceeds the maximum limits, lower battery life receded, the situation will be serious emergence of the explosion, burning and so on.

The Macbook battery as (A1189 A1185,A1175) compartment is simple to open. Grab a coin,Presario R3000(compaq r3000 battery), insert into the slot and twist.


Now, why couldn’t they make the iPod battery as easy to replace? Phone covers can be removed to get at the battery and sim card so it’s not a difficult job to do. There’s an interesting iPod battery FAQ here. I expect this question applies to any Lithium Ion Macbook Pro 13 battery Macbook Pro 15 battery Macbook Pro 17 battery, not just the iPod’s one.


Q: Is it okay to leave the iPod in the dock, or otherwise attached to external power, for extended periods of time?


A1: Yes. The iPod’s circuitry will no longer charge the apple laptop battery once it is determined to be full, even if the iPod is still attached to external power.


A2: This can also be a more complicated issue. Lithium ion batteries age faster when stored at full charge. Presario X6000, If your usage of the iPod consists almost exclusively of use while plugged in for extended periods of time such as weeks or months, and very limited usage from the battery, the battery is essentially always in a charged state. A fully charged lithium ion battery ages at a faster rate than a lithium ion pa3451u-1brs pa3465u-1brs battery at the optimum storage capacity of approximately 40%. However, keeping an iPod battery near this optimum storage capacity can prove difficult to manage. A lithium ion battery also ages from use, as well as from storage, so the aging effects of constant use of the battery in HSTNN-UB02, DP390A, PP2100, Presario R3000(compaq r3000 battery), Presario X6000, Pavilion ZV5000(hp zv5000 battery), Pavilion ZV6000(hp zv6000 battery)order to keep the charge closer to 40%, versus constant use while attached to external power, come close to being even.


Once I switched my Macbook on again my new battery was at 39% already and following the official Apple docs:


Charge the battery fully until the LED on the power cable goes green.

Leave it plugged into mains power for 2 hours. (doing that now)

Disconnect mains power and run the laptop off the battery until the machine goes to sleep. Pavilion ZV5000(hp zv5000 battery),

Turn off the machine or let it go to sleep for at least 5 hours.

Plug the laptop into the mains again and fully charge the battery.

Tip: When the pa3451u-1brs pa3465u-1brs battery reaches "empty", the computer is forced into sleep mode. The battery actually holds a reserve beyond "empty", to maintain the computer in sleep for a period of time. Once the battery is truly exhausted, the computer is forced to shut down. At this point, any open files could be lost. Therefore, it is important that you find an electrical outlet and connect the adapter before the forced shutdown occurs.


I wonder if calibrating your battery really helps? Has anyone done a controlled test over a length of time to compare two batteries?


I’m not sure why Coconut Battery reports that the “original battery capacity” was 5200mAh. Maybe that refers to my old battery?Latitude D610, Please Notice this the tips can use in A1189 A1185,A1175.


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