china battery

• 27Sep

  Laptop battery problems with how to do? Teach you Two strokes

  New-laptop-battery No Comments

  Most of the models are laptop battery protection circuit, when the battery temperature is too high or too large discharge current, may exceed the battery protection circuit action standards, and the occurrence of automatic battery power by force.

  The most common situation is that the use of  laptop battery caused by running at full speed when the current is too large and automatic protection. For example, from a DVD disk drive will be content to mobile hard disk collection, and then host a large number of peripherals are in power, it is possible to make in excess of current Latitude D600 battery protection standards, find themselves in this position do not have to panic, as long as Disconnect peripherals to wait about 10 minutes to reboot.

  There is a common laptop computer in the hot environment of the use of high-capacity battery operation, so that the ambient temperature coupled with its own Toshiba Satellite A75 battery  discharge heat generated may exceed the battery of pre-set temperature protection circuit, which in particular high-frequency P4 machines in high-temperature environment for high-speed operation possible. Encountered such a situation should remove the batteries placed in the lower temperature (do not remember Add frozen refrigerator!), After half an hour should be able to resume a normal. High-temperature lithium batteries for the damage is larger, less than a last resort and should be avoided as far as possible in high-temperature environment, use of high-capacity notebook computers.

  In order to maintain the BIOS, there are a lot of  IBM laptop battery correction options, put it simply, this feature will be the laptop battery to discharge completely and then filled with electricity, and then filled again, so for a long time has not completely discharge caused by the accumulated error A certain degree of correction effect. However, please note that in the BIOS correction in the time spent long, if you do the best to sleep in the former.

  Many models are also in the discharge of the functions of Windows. This will save time and work side correction. A1078 Battery correction will not be too frequent, and frequently the depth of discharge Zhe Shou batteries will be the recommended two to three months time to do it.

• 27Sep

  On how to approach charge

  Electronics No Comments

  1. Lithium battery factory in general, manufacturers activated to deal with, and pre-charging, the batteries have more than electricity, to buy a new cell phone battery is a lithium-ion, then the first 3 to 5 times as the adjustment period recharged, should be sufficient for more than 14 hours To ensure that the full activation of the lithium-ion activity. Lithium-ion laptop battery memory effect did not, but there is a strong inert, should be fully activated in order to guarantee the future be able to use to achieve the best performance. The first charge on this issue, I also consulted with Samsung’s technical staff has given me the answer is that Samsung’s original battery in the factory had already done a full activation of the deal, then do not have to charge long way to activate Lithium-ion activity, for the first time as long as the battery charge, while the electricity can be filled after use. I would like to Samsung’s technical staff should be able to claim convincing.

  2. Some automated intelligent rapid charger when the lights change direction, the fact that only 90 percent full. Charger will automatically slow to change with full battery charge will be. Do not immediately put the charger to cut off power, even the best batteries to power up for some time, and then use the battery is full, or else they will reduce the use of the time.

  3. Charging, lithium batteries do not need to discharge, can not discharge, the current production of lithium battery charger is not discharge the function, if you adjust the speed of charge, we charge the proposed slow Chongchong Dian time as far as possible in order to reduce the fast charge Way; whether slow or fast and sufficient time should not charge more than 24 hours. If the compaq battery is likely to be a long time because of the enormous power of the electronic flow and burn batteries.

  4. There are a lot of users to charge a mobile phone when driving, in charge of the process, a cell phone because of the use of discharge from outside, because the battery charger and power supply inside, is likely to lead to disorder voltage of the cell phone circuit boards Heat will, if the calls would have to return the current moment, the phone’s internal parts damage.

  5. The battery life determined by the number of repeated charge-discharge lithium battery charge and discharge in a row could be about 500 or so, after the battery’s performance will be greatly reduced, should be avoided as far as possible within the remaining battery power and then charge the full release End, or charge with the increase in the number of , Battery performance will gradually weaken, the battery standby time is hard not to have dropped.

  6. Do not expose the Presario 700 battery  at a high temperature or cold, like a dog day weather, cell phones should not be placed under the sun, stood in the scorching sun exposure; or get air-conditioned rooms, air-conditioning on the direct blow. When the charge, the current product back to the battery a little fever is normal.

  7. If the cell phone not to place too long, to the best cell phone battery to the maintenance department to apply for activation of a deal, their could be a constant voltage direct current, voltage adjustment for the 5 ~ 6V, current 500 ~ 600mA reverse battery connector . Note that the liberalization of touch, up to be repeated three times, after such treatment, re-use original charger “adjustment” charge.

  8. The charge is not good, the longer the time, did not protect the circuit after a battery charge should be stopped, otherwise they will affect the performance of heat or overheating. Theoretical calculation of battery charging time of the method are as follows: The battery charger power divided by the output current can, for example: a battery 800MAH for electricity, for example, the charger output current 500MA for less time on the same charge 800MAH/500MA = 1.6 hours, of course, this is only theory is full of power time, when the Chargers showed that after the completion of the charge, but also the best battery for about half an hour or so up the power of time. Lithium-ion Presario 900 battery  charger must be selected precincts, or may fail to saturation, the impact on its performance.

• 26Sep

  Notebook battery maintenance of the five major errors

  Electronics 1 Comment

  From the notebook of the birth of the day, the battery on the controversy has never stopped, because of persistent use of laptops is a very important indicator of technology, and the capacity of the battery determines that laptop’s important indicator. In the end how can we maximize the use of the laptop battery to play the effect of extending the battery life of it? Now, we all set out for a few people often vulnerable to the misunderstanding: (without all that for now the most commonly used lithium-ion battery)
  I, for the first time the use of batteries, three times before the need to charge 12 hours?
  This is totally unnecessary. Because the laptop has improved power management circuits and charging management system, when the battery reached saturation, the control circuit will automatically switch to the open state, so long as the line is full, does not mean that you will be able to charge more for a long time with longer The.
  Second, in order to prevent the memory effect, should it run out of electric charge it?
  Every time charge of battery discharge before it is not necessary, but also harmful. Practice has proved that as: the depth of the battery will discharge unnecessary to shorten battery life, when the proposal to use about 10% of the battery can be recharged when the. When the battery, of course, there are still more than 30% of electricity when it would be better not to charge, because the memory effect is real.
  Third, insert AC, the battery should be to win in order to prevent repeated charge and discharge it?
  I suggest that is: do not have to! Of course, you can get lithium-ion battery discharge natural to refute me, saying that in the natural discharge the hp battery, if there is access to power will be repeated charge-discharge, reduced battery life. I give you a “no” answer to the following reasons:
  1. Notebooks now have the power control circuit design of the features: When the battery is 90% (as most of the HP models) or 95% of the charge will be, and to achieve this through the natural discharge capacity of 2 hours a week , When the batteries do not have to idle for about a month to complete in order to maintain the battery charge and discharge capacity at this time you should be concerned about the battery should be about training the body and not be left idle after the re-charging.
  2. Even if the battery “unfortunate” was once again charge, the loss will not be brought about by the long period of time than the battery consumption caused by the large decline in the number.
  3. Your data than you or your notebook batteries are much more valuable, not only power all of a sudden you have a notebook injury, is unable to restore the data it is too late to regret the.
  Fourth, long-term need to preserve Pavilion DV4000 battery  power is full of it?
  Read the following table on this clear: (percentage of saturation at the time of the initial value of the relative percentage)
  Storage temperature of 40% of the state-of-charge 100% state of charge
  0 degrees 98% (after one year) 94% (after one year)
  25 degrees 96% (after one year) 80% (after one year)
  40 degrees 85% (after one year) 65% (after one year)
  60 degrees 75% (after one year) 60% (3 months)
  It is clear that if the long-term preservation of the battery, as far as possible on the dry and low temperature environment so that the remaining battery power in about 40% of the best. Of course, the best month we should come out with a battery, the battery can ensure a good state of preservation, and not let the loss of full electricity and cell damage.
  Fifth, as far as possible in how to use the notebook to extend the use of time?
  1. To reduce the brightness of the screen. However, large-screen LCD power consumption, reduce the brightness can be used to extend the time.
  2. PowerPlay and open SpeedStep power-saving features, and so on. Now the notebook and display processor chips have a lower frequency and voltage to extend the use of the function of the time, open the corresponding options can significantly extend the Presario V2000 battery  life.
  3. The use of hard disk drive and the deceleration of the software: NERO DriveSpeed, PowerBooster software can reduce the drive, hard disk drives, such as speed, can effectively reduce the notebook.

• 24Sep

  Battery bus at the end of the market

  New-laptop-battery No Comments

  22 am, mayor of Changchun City CUI and other leading research came to the FAW Bus Co., Ltd., FAW trial with great interest the lithium battery power bus. At present, passenger cars produced by FAW lithium battery power passenger cars have been ordered by 20, the end of this year is expected to be on the market.

  “This car has a number of battery ah? Sufficient power with a long?” Get on the train, Jie Cui asked. The 10-meter long vehicles, the price of 1,200,000 yuan, with a total of 10 car batteries, with a total weight of about 1.7 tons, sufficient power to maintain a 300 km road, and a need to charge only 2 hours, or zero emission of environmental protection. It is reported that oil and similar vehicles, lithium laptop battery power bus traveling 300 km road is the cost of the former 1 / 5-1 / 6. In order to prevent an explosion batteries, lithium batteries to improve the material.

• 23Sep

  Honda R & D has no plans to play mixed-electric vehicles moving promising fuel cell

  New-laptop-battery 2 Comments

  GM General Motors made in its production of new Volt electric vehicle in the same week, Honda announced that RD Director Masaaki Kato on plug-electric hybrid systems research, R & D investment in the near future will not be confirmed.

  Toyota and GM are legitimate in the development of plug-electric hybrid system plugged rechargeable battery power efficiency and pure electric vehicles in the direction, but laptop battery  technology for Honda would not hold a lot of confidence, especially the unplugged mode really fit Commercial operation of the business have yet to do and, more recently, the price of lithium laptop battery  is still high, and there is heavy and has a low battery power, and so on, not the standard of goods.

  So Honda decided to go its own way, by launched a few days ago FCX fuel cell car, Honda will own the future of alternative energy vehicles, car key, because only need to travel 448 kilometers hydrogen 4 kg, compared with traditional batteries, However, the expected Toshiba battery   technology and many more possibilities for the development of scientific and technological breakthroughs in the degree of difficulty will be lower. In the past two years have made some remarks, although Honda did not rule out the unplugged mode power source, but after a recent talk show, Honda fuel cell will be the core of alternative energy.

• 23Sep

  Notebook battery maintenance

  Electronics No Comments

  Now appearing on the market penetration is highest in the lithium-ion battery (Li-ion) As a result, this article will focus on lithium-ion laptop battery. Know your notebook battery you need to clarify the following parameters: battery capacity, rated voltage, the normal temperature and so on.

  From the size of the capacity of the main battery to determine mAh marked by its Chinese name is milliamperes. Milliamperes have a direct bearing on the size of notebook batteries by the use of the time, but it can not be generalized. Is not to say that the notebook battery supply capacity of the greater use of more durable in actual use in the process of life were closely related to the ability of the notebook power consumption. We can imagine a notebook configuration, the higher the greater energy consumption, the greater the amount of running the operation of the passage of electricity will be the faster speed.

  Is the normal operating temperature of the battery can work in normal temperature range, in the use of non-normal temperatures likely to be dangerous (explosive), as well as unnecessary trouble (leakage, all of a sudden power).

  Date of production, which in some older models of notebook batteries will be in it directly in your piece of the battery can use the length of time, this is a decision of the normal use of compaq battery time for the important parameters. That is why we buy a notebook’s battery when it’s necessary to pay attention to the production date, even if the new batteries placed on the longer time of his life will be reduced accordingly. Expect to buy second-hand books for the users should pay attention to the aspects of the parameters.

  How to tell what the parameters of this battery? From the picture we can see the type of battery used for Li-ion, lithium-ion battery that is. Rated output voltage 10.8V, for electricity 4800mAh. Of course, there are manufacturers, production, the normal operating temperature (0 degrees -60 degrees Celsius), and so on, the battery is currently used such a logo, you can enlarge the picture to the top of their notebook batteries some basic information.

  The books of the external battery structure, we can only look at some of the above parameters of the internal structure of a lot of people believe that “dare” to understand. After all, the price of notebook batteries, or be called expensive.

  In fact, the essence of notebook batteries and rechargeable batteries common no-like, but the major vendors have models for their appearance for the Presario 900 battery  case processing, so that if ripping out the laptop battery shell, its internal structure and Ordinary batteries do not have the distinction of any kind, that is the major mutual constraint brand notebook batteries commonly used is the biggest obstacle to major notebook PC brand among independent design.

  A closer look at the internal battery, which is a few cells of the group series and parallel circuits, in general, by a single battery capacity and voltage requirements of notebook batteries bound notebook batteries generally used after the first series of parallel approach to ensure its Voltage and battery capacity, an analogy, if a nominal 12.5V, 4000MAh battery of the laptop, this is generally composed of: 3 by the single voltage 4.2V, 2000MAh of batteries in series to achieve its The nominal voltage 12.5V, and then through a group of the same cell re-composition of the parallel circuit, the overall battery capacity to 4000MAh, this battery is said to the general 6CELL cell group.

  For notebook computer batteries, as well as internal and external power supply are some of the principles of understanding, we will be able to work better in the day-to-day life Presario R3000 battery  used in notebook. Then I talk about in their own laptop batteries for use in some of the experiences and suggestions.

  First of all, get a piece of new batteries, a lot of users is in accordance with the practice of business tips in the lithium batteries used in the previous three charging even more than 12 hours. In this debate there are many on-line, but I found that in actual use, in fact, the majority of the notebook battery is not necessary. Why? Merchant said that in order to fully activate the cell’s activity is entirely new wake-up battery. For this reason it sounds very full and credible, but we have not thought about this issue. If, notebook battery manufacturers have not yet been fully activated on the play, so the product can be said that only a semi-finished products. Can not require each user to master the skills to activate the battery, it is impossible in reality. As a result, the battery factory has been a manufacturer of a fully activated. How are charging customers 12-hour battery life in favor of it? Here the author gives a negative answer, the current notebook batteries have improved power management circuits and charging management system, when the battery reached saturation, the control circuit automatically switch to short-circuit, it is only after time in a waste of time Only. How can activate the battery of this activity? In fact, the manufacturer of the battery is activated in the absence of overload protection of the battery will discharge and recharge for a long time. Therefore, charging three times before the 12 hours is not necessary.

  At times, a lot of users in the use of batteries in the very confused as to whether or not to wait until the A2 battery  run out completely before charging. In fact, this question should be answered like this, if you can do is certainly a good thing, but the premise is your problem too. Of course, I am talking about here is not referring to the excessive discharge, excessive discharge Practice has proved that the battery is absolutely harmful, it will shorten the battery life. Therefore, when the notebook prompted a time of low power consumption will be able to charge the appropriate time. Some business has repeatedly stated that its lithium battery memory effect did not, this is very irresponsible. So when your battery power when there is more still do not charge for the good, because the memory effect is real.

  Thirdly, the need for long-term battery should be how to do, into the proposed 40-50% of the electricity, placed in the shade of the low-temperature, the following parameters will be able to note the problem.

  Storage temperature of 40% of the state-of-charge 100% state of charge
  0 degrees 98% (after one year) 94% (after one year)
  25 degrees 96% (after one year) 80% (after one year)
  40 degrees 85% (after one year) 65% (after one year)
  60 degrees 75% (after one year) 60% (3 months)

  (Percentage of saturation at the time of the initial value of the relative percentage)
  Of course, the best month we should come out with a battery, the battery can ensure a good state of preservation, and not let the loss of full electricity and cell damage.

  Fourth, in notebook computers for use in “a month after the release should be sufficient full-time” if necessary. Notebook computer lithium-ion batteries used in general management with a chip and charge control chips. One-chip management in a series of registers, there is capacity, temperature, ID, state-of-charge, discharge, such as the number of values. These values are in use will gradually change. Personally, I think, in notebook computers for use in “a month after the full charge should take a” leading role of these amendments is to be improper, the value of the register, making the asus battery charge control and battery with a nominal capacity of the line The actual situation. This is why the work could not be omitted, after all, the high-priced notebook or effemination the aristocracy.

  In the final turn on the use of, books in the cell how to make longer. Since you bought a laptop is to use it, the battery is one of consumables, as is bound to use the time to renew and scrapped. What books to allow a longer battery life? Power-saving technology? Sleep? Hard to let hang? Reduce the brightness of the screen so? All these methods seem to be able to increase the so-called extension of the time. But you have never thought that such a meaningful extension of the time it? I do not run any open book process, do not open display, not to hard, I can not reach a longer period of time. This would be absurd, is used to use the notebook, rather than high-sounding setting. I therefore propose that we make good use of the notebook, rather than about how to use the notebook. Perhaps, two years after the notebook market is another world, your books have reached the ranks of the retired. As long as we pay attention to day-to-day use of batteries used to, the normal cells can be used, there is no need to be timid.

• 23Sep

  Ni-MH battery maintenance and use of

  Electronics No Comments

  1. Under normal circumstances, the new nickel-metal hydride batteries contain only small amounts of electricity, we must first purchase and then charge for use. However, if the laptop battery factory relatively short time, the electricity is enough to recommend the use of first and then charge.
  2.’s Purchase of the new nickel-metal hydride batteries generally go through 3-4 times the charge and the use of performance in order to play its best.
  3. Although the Ni-MH battery memory effect of the small, we still recommend the use of as much as possible every time after the end charge and is full of one-time, I will not be sufficient for a moment and then charge. However, this “longevity” an important point.
  4. Rechargeable battery, charger should pay attention to the surrounding heat and not to put too many chargers around the debris. The battery contacts to avoid oxidation. If the application of oxidation of paper or cloth wipe, do not sandpaper or grinding wheel, or else they will lead to more serious oxidation.
  5. Not for a long time, remember that the battery cell from the warehouse out, under dry conditions, the recommendation into the battery box, to avoid short-circuit the battery contacts and oxidation.
  6.’s Not a long-term nickel-metal hydride batteries will be stored in a few months later, the battery into the nature of a “dormant” status, significantly reduce presario battery life. If the nickel-metal hydride batteries have been placed for a long time, I suggest you first slow to carry out sufficient charge is appropriate. Here is another key issue involved: Ni-MH battery, the battery is fully discharged and then save, or save live? These two very different point of view, it should be adopted? Many people believe should be the former, but I think a more reasonable to preserve the battery charged. Because: It has been tested, Ni-MH battery to preserve the best condition that charged about 80% of preservation. This is because Ni-MH battery self-discharge of a larger (10% -15% in a month or so), if the battery completely discharge and then preserved for a long time not to use, the battery self-discharge phenomenon will result in excessive discharge of the battery, Will damage the battery. Do not believe it? What do you think of buying a new nickel-metal hydride rechargeable batteries is not all there is electricity, which is the reason. : More compared to rectify the wrong point of view, from the start in the right direction maintenance batteries, or else they will backfire.
  7. Have made many friends in the post asked how the Ni-MH conduct discharge? The expert asked about the number of batteries, reached the same conclusion. Remind friends. Do not try to nickel-metal hydride batteries, rechargeable lead-off put the failure to do so against much larger than their own Ni-MH Presario 900 battery  memory effect!
  8. Multimeter battery is full of self-test or not. General in charge Ni-MH battery, 1.2V voltage below the normal voltage in full after about 1.4V. We judge this, it is easy to judge the status of the battery.
  9. Charger can be broadly divided into fast and slow-filling charge. Slow flow of small charge, usually around 200mA, such as our common charge current is 160mA or so. Charge for a long time to the 1800mAh Ni-MH battery to 16 hours or so. Although time is a bit slow, but will charge the full charge is enough, and do not hurt the battery. Fast flow usually charge more than 400mA, charging significantly reduce a lot of time ,3-4 hours you can get, and everyone’s favorite to win. Many types of fast filling, the prices vary. So often we all have doubts, are filling fast, and why the price is a big gap in it? Good charger in particular are filling fast with a good anti-over-charge protection, such as the period of hot-selling LCD Panasonic BQ-830 smart charger rapid charger in this regard was especially outstanding.
  10. Slow injury does not charge the battery charge time is too long, however; fast charge time can be saved, but the batteries have hurt, even if the surface is the best of the best the world can only be a good charger to reduce the extent of damage, but can not be completely avoided . This contradiction can be resolved is to buy a quick charge and a charge slowly. With sufficient speed and sufficient period of time, for example, at 5, 10, Chong Chongdian slow to switch to one or two. This will also return to the performance of battery-top condition.
  11. Batteries are generally used Presario R3000 battery , that is, 4 or 6 series, this time to maintain the balance of each cell is very important, otherwise, because of a battery problem affected the entire battery pack. First of all, to ensure that the battery capacity, the best choice of the same brand of the same type of battery at the same time to buy. Then, to keep the internal battery power, said simply, is that the battery power is either full or empty. If there are more cell group composed of a number of batteries, you can try to “select” look. That is specific to capacity, similar to parameters such as voltage battery series into a single set of batteries, due to inadequate conditions, under normal circumstances, let us test finished after the charge voltage and power good voltage on it.
  12. To talk about the final charge and discharge.
     The high-grade NI-MH battery charger using a detection-DELTA V battery voltage to determine whether the battery is full. When the battery voltage discharge curve and a little bit similar to the beginning of a more rapid rise, followed by the slow rise until sufficient good, fast start and voltage drop in the rate of decline is not great. Before commonly used nickel-cadmium batteries are also similar, but the decline in the speed and range than the NI-MH are great. The largest number of chargers on the market (that’s less expensive) is often used in value-charge pressure, such as Po-old GP is the 1.4V charge voltage value, that is, into the battery when the 1.4V voltage in the absence of the poor, charging the end of . Such an outcome is often not the battery is full, especially compared with some of the old battery, due to increasing resistance, the real increase in battery on a lower voltage. This charger current and often smaller, often have to charge more than 10 hours. The use-DELTA V automatic cut off of the charger, because it can accurately control the charging time, it can be more reliable to use the current charge.
     Current nickel-metal hydride rechargeable batteries for the damage we did not think much, on the contrary, now that the use of small electrical appliances, and more high-current charge. The first is a matter of time, do not have to speak. Then, Ni-MH asus battery has a characteristic that you charge the greater the current, it can release the greater the current, electrical power is a tiger, not a small current, relatively speaking, therefore, the use of relatively large Current charge is a wise choice, can increase battery _ clean. 5, the general charge current should not exceed 1.5C, C for the battery capacity is 1000MAH batteries, not more than 1.5A. 0.5C can be used to conduct charge. Discharge, under normal circumstances, after the black electrical charge can be taken up, NI-MH little memory effect. But after a period of time, as well as to balance the use of batteries, battery-activated, to control the discharge of the battery voltage termination. NI-MH battery voltage of the termination of 0.9V, the discharge time careful not to over-discharge, on each battery 0.9V when you can stop the discharge. NI-MH battery has not tough nickel-cadmium batteries, the charge had been released and are more sensitive to high temperatures.
     Charge-discharge temperature. In general, do not let the battery temperature higher than 45 degrees. The battery is full, the batteries will be fever, a high current when the temperature should be about 42 degrees and not more than 45 degrees, the A2 battery  internal resistance will increase. After the battery charge a higher temperature, cooling, and so on before use.
    
     Battery for a long time do not have to re-use, the best sufficient to reactivate the battery release several times. The use of normal time to pay attention to maintaining the integrity of packaging paper, there can not be broken in order to avoid a short circuit. Do not tempering the impact of the battery, do not burn.

• 23Sep

  The portable power supply security concerns

  New-laptop-battery No Comments

  In the wrong conditions, the use of the wrong battery can cause an explosion and failure. Will be carefully designed to avoid the breakdown of cell and accidents such as explosions, to reduce the harmful electrochemical reaction and the risks associated with failure.

  Lithium-ion batteries have a lot better than other rechargeable  PA3107U-1BRS battery characteristics, including high energy density, light weight, long life cycle, the capacity to maintain good properties, to adapt to the ambient temperature range and current ability to be patient, and so on. Lithium-ion battery’s ability to adapt to the environment than any other battery chemistry better, but the characteristics of high-capacity battery pack means that it must be designed to be safer.

  Use Survey

  The selection of lithium laptop battery is an important step in a comprehensive description of the equipment, “the use of real profiles.” For example, different equipment temperature limit would result in the same cells produce different results of the performance. Overview of the use of battery following a number of parameters, such as an operating voltage range, the current duty cycle, environmental and operating temperature, the cyclical behavior, and run-time charge, charge and discharge cycles, as well as the frequency of the number of times. In the design and development process, the battery manufacturer’s specification does not contain such details. Only by understanding all the parameters, the VGP-BPS5A   battery pack can be seamlessly integrated into portable devices.

  The best battery design should include a redundancy protection circuit, that is, in the main circuit failure, the auxiliary circuits can also play a role. In this way, only the battery in the case of a malfunction, that is, all the simultaneous failure of both circuits.

  Battery components

  In addition to the smart battery pack contains a number of circuit protection and thermal sensors, it also has a high-level intelligence functions. Such batteries usually contain a component Communications, which can charge and discharge the number of measures to carry out, also includes a total fuel cycle work to track each of the remaining  PCGA-BP2T  battery time and the report of the security situation.

  Based on the voltage of the main fuel of dollars to rely on periodic measurements of voltage to the battery capacity to understand. This approach has its limitations because it can only estimate the relative capacity and excessive given the information. First-line approach by measuring the total input current to calculate the battery capacity. This method required the co-processor, connected to the negative battery terminal and induction of resistance between the voltage drop to monitor in order to determine the battery charge and discharge activities. Coulomb-or two-line method, the  M8511 battery can be used in the process to assess the absolute capacity. Two-line method is the most common agreement I2C and SMBus.

  Once the battery pack assembly has been completed, most of the fuel should include the completion of the “learning cycle” process, so that the batteries can remember which part is empty and which part is over, and then will be able to correctly set the fuel dollars. However, the most advanced fuel cycle into account, even if do not need to learn, but also be able to achieve 99% accuracy, they are often used in critical applications.

  The smart battery system is advanced in many handheld devices to choose a major. Their advanced features allow end-users to manage equipment and intelligence to prevent malfunction or shut down.

  Protective measurements

  Li-ion battery for internal security to rely on the measurement of heat off the isolation, it separated from the anode and the cathode material and the use of a material to ensure that the internal resistance of the  M2000 battery temperature over time can increase the customs point.

  In addition, the battery’s certification program is very useful. When the micro-controller with the battery embedded with the main equipment in communication with the processor, the battery will start the accreditation process. This certification will not only protect from improper use of battery failure caused, but also to prevent the use of reverse plagiarism battery system to process patent.

  The batteries used in the material must be monitored because of the heavy metal battery pack must be restricted. Europe’s RoHS directive does not apply to batteries for the time being, some of the equipment is currently adopted by the European Battery Directive 91/157/EEC to manage, and its battery will be included for recycling.

• 22Sep

  Lithium-ion batteries with the option to use

  Electronics No Comments

  With the improvement of living standards, cell phones, laptop computers, digital cameras and video cameras and other electronic products are also getting into people’s lives and work. In these high-tech consumer goods, both from a technical point of view or from the assessment of price considerations, the laptop battery is very important. Value today, the market is selling the majority of electronic products, used batteries has been completed from a nickel to cell lithium battery transition. As a result, know a little knowledge of lithium batteries, lithium batteries have the right to use it is very necessary.

  Think of digital high-net reprint
  Well, how to identify true and false lithium batteries do? In lay terms, the following can be used: the same capacity batteries, lithium batteries than the nickel-metal hydride and nickel cadmium batteries to light touch; lithium batteries with a dedicated battery charger for charging if the battery charge in the process of fever, Is a nickel-metal hydride and nickel cadmium batteries, if there are no major changes in temperature, is lithium batteries; the battery is, negative, “an instant” after a short circuit, such as the battery, “no power” is the lithium batteries, if still “electric” Is a nickel-metal hydride and nickel cadmium batteries. In addition to buy batteries, the need to observe the following points: 1, “capacity”: a clear mark of capacity (such as the 1000mAh or 1000 mA-hour) battery, is likely to use poor-quality batteries or battery recycling, which Although the prices of cheaper types of batteries, but a short life expectancy, quality of instability, may be inadvertently damaged the use of electronics! In addition, light lithium battery means that the ibm battery capacity of less than the heart, such as the 900mAh Li-ion battery marked the weight of less than 30g, this battery are likely to have a problem! 2, “standby time”: the cell phone, the battery standby time is after the mobile phone into the next charge for the use of the time. Because of instability in the quality of the relationship between the battery, battery on the market in general are unable to guarantee customer standby time. 3, “to protect the safety board”: the protection of circuit boards, lithium batteries have a fear of deformation, leakage and explosion! 4, a single lithium-ion battery voltage of 3.6V or for general 3.7V, so if charger for the show 5V, then it must surely be a problem.

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  In addition, to purchase a good quality lithium batteries, need to be able to use the right to extend the service life. In the use of lithium batteries should be noted: 1, for a new battery? For a period of time after the F2019  is placed into hibernation, lower than normal capacity at this time, the time has also come to shorten. After 3-5 times the battery charge can be activated, the resumption of normal capacity. As the battery lithium own characteristics, its decision is almost no memory effect, the new lithium battery in the activation process does not require special methods and equipment. The best time to charge in accordance with the standards and methods of charging standards, in particular for not more than 12 hours of super-long charge. 2, in normal use should start when the charge? According to the lithium-ion battery charge and discharge cycle test: life cycle (10% DOD):> 1000 times, the life cycle (100% DOD):> 200 times (DOD: the depth of discharge initials). Therefore, lithium batteries do not have been suitable for discharge, there is a certain electricity in the best when conducted in a timely manner to the battery charge, in order to avoid excessive battery discharge caused damage to the battery voltage is too low. 3, when short-circuit the battery accidentally, the internal lithium battery protection circuit will cut off the power supply circuit in order to ensure the safety of users, will be out to re-charge the battery can resume. Best buy lithium batteries, should have the choice of after-sales service, international, national identity of the brand batteries, used batteries of such high quality raw materials, with well-circuit protection, beautiful shell, wear-resistant, anti-counterfeit chip, and electronics with Well, you can achieve good results communications.

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  Finally, I wish you to be able to buy a bed of roses Yuanzhuanglidian the pool, you love to add more aircraft of the “digital power”! And let us work together to make a grasp on the lithium batteries in the right knowledge and learn to use scientific methods of lithium batteries as soon as possible and spread the long-lithium F2019B  error saying goodbye and practices.

• 22Sep

  Extend the battery life of notebook Tips

  Electronics 1 Comment

  Sub-notebook batteries are many different types of batteries, of course, nature will not be the same. The widespread use of laptop lithium-ion laptop battery (or similar products); not so long ago the computer, A4-based notebook computers in use for the time being under the premise of the use of nickel-metal hydride battery; and the mid-1990s, before using a nickel-cadmium Battery. Users to buy a notebook, first of all look at the operation manual, used to confirm what kind of battery. If there is no statement by the battery manufacturer’s home page to see specifications.
         Nickel-metal hydride batteries and nickel-cadmium batteries, the biggest problem is the existence of “memory effect”, if the battery has not run out on the charge (half-way charging), the next time the use of batteries, used to start the charge that there will be no local power. If a continuous cycle, the battery life will be shorter and shorter.
         Although the Ni-MH battery memory effect than nickel cadmium batteries to be small, but repeatedly charging half-way is to shorten the life of the reasons, so please try to be all used up battery recharge.
         Lithium-ion battery memory effect did not, so even if it is off half-way charge will not be much problem.
         Extended battery life to use
         Although the lithium-ion battery is no memory effect, but the use of inappropriate methods will greatly affect the life span. The use of lithium-ion hp battery should pay attention to the following:
         Full power of the state not to use the AC power supply | Regulators driver
         And not full of electricity compared to the full power of the state more vulnerable to aging. In particular, is full of the use of electric power AC drive, the battery will give a great burden. At the same time increase the amount of heat to further speed up the aging batteries. As a result, the use of laptop computers for the time being, once full of power, it is best to use battery power. Manufacturers suggested that the use of AC power supply when the battery is removed (However, if the battery is removed, we must pay attention to unplug the cable or power failure occurred, such as accidents, the loss would not keep data).
         The use of energy saving features
         Impact on battery life is the charge and discharge the number of times. In order to minimize the frequency of recharging, can be used with notebook computers the power function (in the use of battery-powered, the screen brightness dimmed and CPU speed to reduce power consumption in order to reduce). By the same token, there is battery power, it is best not to charge as much as possible, the battery fully utilized.
         Full discharge once every few months
         Another trick is to put theF4812A  every few months or a full discharge. Specific practices that have been used to zero battery power, to zero after the cessation of the use of electricity, the AC adapter to connect, and then do not use personal computers, together with the electricity. Some personal computers have a “battery discharge (BatteryRefresh) function.” If the battery is very easy to use, try using the battery discharge function.
         Not for a long time, unplug the AC adapter
         More than 8 hours or more do not have to, in order not to burden on the battery, unplug the AC adapter. In addition, if not more than a month, you remove the battery from the machine and placed in the shade.
         When the battery replaced?
         To replace the standard battery is recharged after only reach into the original capacity of about 6. There are many types of cells as a result, it is necessary to purchase personal computers being used on that kind of model. In addition, it is best not to purchase back-up ahead of time, even if not, the battery will be the natural wear and tear.
         There has been no need to buy genuine batteries, but is currently being used to discharge the battery to restore its performance. “BAYSUN” is one of them a week’s time will be able to resume the performance of the F2019 .
         This compared with the purchase of genuine, not only cheap, manufacturers do not stock, or second-hand laptop battery attached to no longer be able to use the occasion is especially convenient, and so on.

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