Should we remove the battery when the laptop powered by Household Electricity?
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Do not remove the laptop battery when using the AC adapter. If your area have no steady voltage or electricity, a sudden power failure happend when you at work, the work you have done lost and the machine may also burn motherboards without the battery protect.
Notice when charging
Usually used when the Apple A1078 battery discharges to 10% of charge can be carried out, do not discharge to 0% every time before charging. In general the battery will be fully charged in 2-3 hours with machine shutdown , 4-5 hours with machine using. IBM’s notebook can not charge at 95% , COMPAQ laptop in about 90% before charging, this is designed to avoid the repeated charge and discharge damage to laptop. Requests depth of discharge once a month : discharge to 5% of the time , shut down the machine to re-charge. “Note – Do not let the Sony VGP-BPS8 battery completely discharged”. Remove the battery if do not use battery for a long time, please charge the battery to 50% before store.
Why do laptop batteries consumed when laptop turned off and cut off the power supply?
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please see the following reasons:
1. The computer shut down, the laptop battery will provide power for RTC functions.
2. The power switch is not only the power line switch, but also the management control of power supply switch, the signal sent to the power switch function.
That is, the management of the power supply controller connecting the iBook G4 14 Battery and power adapter has been a state power, so electricity consumption.
Micro-computer circuit to run, even send a message will consume battery power.
VAIO batteries, not just the battery, but also added to monitor the battery status (Apple PowerBook G4 12 inch Battery remaining capacity and charge and discharge current value, the temperature of the battery group, etc.) built-in micro-computer, and at regular intervals Send a signal to the computer functions.
Therefore, loading the battery in the computer will definitely consume electricity, even put out there will be a natural addition to discharge outside the electricity consumption. Thus, even cut off the power supply, battery consumption is normal.
Public telecommunications equipment manufacturers developing international standards for fuel cells
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Japan-South Korea a number of large companies plan to jointly develop the year 2008, communications equipment, fuel cells, the international standards, unity and security of the base fuel components, so that low-cost production of fuel cells is possible.
According to "Nihon Keizai Shimbun," recently reported that, in addition to Toshiba battery, Hitachi, NEC, Samsung Electronics and the United States engaged in the development of MTI fuel cell companies, a number of other communications companies and fuel cell companies will also participate in the formulation of this standard. This standard is expected to become the International Electrotechnical Commission a series of international standards and become the de facto industry standard.
At present, many electronics companies are independent prototype fuel cell, lithium acer battery manufacturing costs are generally a few times. These companies hope that a unified standard, shared-related design, but also the supply of parts to be batch, thus reducing production costs.
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