Battery Basics Everyone Should Know phần 3 pptx

... Charger 0.1C 14h 0°C to 45°C (32 °F to 1 13 F) Fixed timer. Subject to overcharge. Remove battery when charged. Quick Charger 0 .3- 0.5C 4h 10°C to 45°C (50°F to 1 13 F) NDV set to 10mV/cell, ... systems, which communicate with the battery and terminate the fast charge when certain responses from the battery are received. Charging the Nickel Cadmium Battery Battery man...

Ngày tải lên: 07/08/2014, 23:20

... date, expiry date (time to service the battery) , battery capacity a illustrates such a label. 11 -3: Sample battery label. The battery label keeps track of the battery in the same way a service ... Li-ion battery cool. Prevent storage in a hot car. Never freeze a battery. • If your laptop is capable of running without a battery and fixed power is used most of the time, re...

Ngày tải lên: 07/08/2014, 23:20

... to have electroplated antimony onto copper over 430 0 years ago. Part One Battery Basics Everyone Should Know Author's Note Battery user groups have asked me to write an edited ... alkaline battery Mid 1970 Development of valve regulated lead acid battery 1990 Commercialization nickel-metal hydride battery 1992 Kordesch (Canada) Commercialization re...

Ngày tải lên: 07/08/2014, 23:20

... discharged battery should be charged at 0.1C. Charging a battery with a copper shunt at the 1C rate would cause excessive heat. Such a battery should be removed from service. Discharging a battery ... voltage limit is set to 2.40V/cell at 20°C, the setting should be lowered to 2 .37 V/cell at 30 °C and raised to 2.43V/cell at 10°C. This represents a 30 mV correction per c...

Ngày tải lên: 07/08/2014, 23:20

... recommended to discharge a battery before each charge because this wears down the battery unnecessarily and shortens the life. Neither is it advisable to leave a battery in the 3. 3V. The Li-ion can ... single-cell Li-ion battery cuts off at Chapter 8: Choosing the Right Battery What causes a battery to wear down — is it mechanical or chemical? The answer is ‘both’. A battery...

Ngày tải lên: 07/08/2014, 23:20

... Milli-Ohm Battery Voltage Ranking 75-150mOhm 3. 6V Excellent 150-250mOhm 3. 6V Good 250 -35 0mOhm 3. 6V Marginal 35 0-500mOhm 3. 6V Poor Above 500mOhm 3. 6V Fail Figure 9-9: Battery ... battery analyzer by applying a full charge/discharge/charge cycle. The DC method on the 68% SoH battery exceeded 1000mΩ. When using the impedance method, a battery with a known p...

Ngày tải lên: 07/08/2014, 23:20

... Three Knowing Your Battery Chapter 14: Non-Correctable Battery Problems Non-correctable battery problems are those that cannot be improved through external means such as giving the battery ... examples of how a computer-assisted battery testing system can simplify operation. To service a battery with Cadex Batteryshop™, for example, the user selects the battery model from...

Ngày tải lên: 07/08/2014, 23:20

... 2500mAh 7100mAh 14 ,30 0mAh 600mAh Energy (single cell) 1.4Wh 3Wh 9Wh 18Wh 4.2Wh Cost per Cell (US$) $1.25 $1.00 $1.60 $1.60 $3. 10 Cost per KWh (US$) $890 $33 0 $180 $90 $ 730 Figure 17-1: ... the battery into the analyzer. Here is how it works: The scanned battery model number is matched with the battery listing in the database. Cadex Batteryshop™ then assigns the approp...

Ngày tải lên: 07/08/2014, 23:20

... mobile use $30 , based on $3, 000/100kW ( 134 hp) 4000 h $0.10 $0.14 Diesel Engine for stationary use $40, based on $4,000/100kW ( 134 hp) 5000 h $0.07 $0.10 Fuel Cell $3, 000 – 7,500 $0 .35 - for ... weight. In fact, the success of the G3 system could hinge on the future performance of the battery. G3 technology may be ready but the battery lags behind. The battery has n...

Ngày tải lên: 07/08/2014, 23:20