Published by adminNov 20,2018

Lithium Battery Packs Storage

Most battery manufacturers recommend storing lithium battery packs storage at a 40% charge and being outside of the device it is used in. This allows for some self-discharge while still retaining sufficient charge to keep the protection circuit active. Elevated temperatures and/or allowing the battery to sit at the maximum charge voltage for extended periods of time are the most common reasons for shorter than expected battery life. When you consider and evaluate the true stresses that lithium batteries encounter, most battery packs are designed to last three to five years if used and stored properly. Environmental conditions, not just charge cycling, are the key factors for longevity. The worst situation is keeping a fully charged battery at elevated temperatures. When not in use, batteries must be stored in a cool place. If secondary cells or battery packs must be stored for a prolonged period, the state of charge should be checked regularly and provision should be made for re...

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Published by adminNov 17,2018

Lithium Battery Technologies – Lithium Battery Pac...

Lithium-ion, Lithium Polymer and Lithium Iron Phosphate Lithium provides the highest capacity (ampere-hours or "Ah") per unit weight of all metals, making it an ideal material for a lithium anode. Lithium battery pack systems offer distinct advantages over other battery systems, especially with respect to long life, reliability and capacity. Lithium-Ion Batteries Lithium-ion batteries are a type of rechargeable battery in which lithium ions move from the negative electrode (anode) to the positive electrode (cathode) during discharge, and from the cathode to the anode during charge. Lithium Battery Pack are common in portable consumer electronics because of their high energy-to-weight ratios, lack of memory effect, and slow self-discharge when not in use. The three primary functional components of a lithium-ion battery are the anode, cathode, and electrolyte, for which a variety of materials may be used. Commercially, the most popular material for the anode is graphite. The cat...

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Published by adminNov 15,2018

Advantages and disadvantages of using lithium batteries i...

★ Advantages and disadvantages of lithium batteries Consumer electronics companies typically use lithium-cobalt batteries, which have a capacity of up to multiple amps. These uninterruptible power systems are equipped with rectangular lithium-manganese batteries. It has a mounting capacity of 60 amps and is equipped with a longer service life and multiple levels of fault protection. Sometimes individual modules, even individual batteries, are responsible for monitoring important performance parameters such as temperature, voltage and current. Sometimes the power cabinet or even the entire system is responsible for this monitoring process. Monitoring must be implemented to fully control the charging and discharging process to avoid critical heating and irreversible chemical procedures. Lithium batteries also have higher energy density (Wh/kg) and higher output power density (W/kg). It has a similar energy storage capacity as a lead-acid battery, and the weight is less than one-th...

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Published by adminNov 05,2018

How to use lithium-ion battery to improve UPS performance

Data center downtime costs ■ Therefore, as one might imagine, if there is any downtime, it is very expensive for the enterprise. For e-commerce sites, new production information or tracking sales can be difficult, and the problem may be just annoying because employees cannot access the files they need. In addition, they may have serious financial implications, such as a blackout in British Airways in May 2017. Power outages at Heathrow's data center led to the cancellation of British Airways' 726 flights, and many passengers lost their luggage, resulting in a direct economic loss of $108 million and a reputational damage. ■ Overall, typical data center downtime costs are estimated at $9,000 per minute, so it's important to do all the research when investing in a reliable backup system because it plays an important role in reducing downtime. A well-designed UPS (uninterruptible power supply) is used in conjunction with an advanced battery system to ensure continuous operation with...

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Published by adminOct 26,2018

What should be paid attention to when recharging a lithiu...

Lithium battery charging precautions: ★ The ambient temperature range during charging is 0~+45°C; ★ The charging current shall not exceed the specification code current, generally not exceeding 2C; ★ A battery that has bulging, deformation, leakage, or a voltage lower than 2.8V cannot be charged; the temperature of the battery before charging at room temperature must not exceed 40 ° C; ★ The upper limit voltage of charging shall not exceed 4.22V, and the surface temperature of the battery body shall not be higher than 45 °C after charging at room temperature; ★ It is recommended to use a charger that is produced by a regular manufacturer and has a reliable quality. The battery pack recommends a charger with a balanced function. Lithium battery discharge precautions: ★ The temperature range during discharge is -20~+60°C ★ The discharge current must not exceed the specification mark current ★ A battery that has bulging, deformation, leakage, or voltage difference ≥30mV cannot be...

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Published by adminOct 24,2018

China’s Lithium-Ion Battery Industry – Solvin...

There are many aspects to Lithium-ion battery safety throughout its design processes, including safe battery structure, safe raw materials, protective functions and safety certifications. When interviewed by China Electronics News, Mr Su Jinran, deputy chief engineer, said that product safety began in product design, therefore selecting the right electrode materials, separators and electrolytes are the first priority for safe battery design. For battery anode materials, ternary materials, manganese lithium and lithium iron phosphate, which have been widely used in battery design and yielded satisfactory performance, are more secure than traditional lithium cobaltate and nickel lithium. Innovation-based standard setting Due to the complexity in Lithium-ion battery safety mechanism, especially the impact on safety after re-using the batteries, the process of understanding Lithium-ion battery safety and setting its standards should be gradual and progressive. And the development and a...

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Published by adminOct 23,2018

Lithium-Ion Batteries – Ebike Technology

The secret to the energy-efficiency and convenience of the electric bicycle is the rechargeable battery that powers the electric motor, which eases pedaling and accounts for the bicycle's maximum speed and range. The state-of-the-art in electric bicycle battery technology is the lithium ion battery. The use of these batteries in electric bicycles is a new use of an established technology. Lithium ion batteries have powered consumer electronic devices for years. In electric bikes, these batteries are lightweight and easy to recharge. The rechargeable lithium ion batteries in electric bicycles enables these vehicles to travel at speeds of up to 20 mph for a range as high as 40 miles. The batteries themselves are low-maintenance and can be recharged for only pennies a day. This makes an electric bicycle with a lithium ion battery a real bargain in a time of rising gasoline prices. Many people like electric bicycles because they help facilitate a "greener" lifestyle by traveling on e...

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Published by adminOct 19,2018

Lithium Iron Phosphate Battery: LiFePo4

A lithium iron battery is a lithium ion battery which uses iron phosphate (LiFePO4) as cathode material. But first, we must understand what a lithium battery is to get a better idea of the advantages of a LiFePo4 battery. Lithium-ion batteries (or simply lithium batteries) are batteries which use lithium based material as a cathode and a variety of other materials (most commonly graphite) as anode. These batteries are commonly found in portable devices, such as cellphones, digital cameras, and others due to its light weight, small form factor and long battery life. Lithium batteries have the advantage of using lithium, which is the element that is most easily oxidized. It means that it can easily give up an electron, which is then used by the circuit to power itself. The easier electrons are taken from a battery, the more efficient it becomes, hence accounting for its longevity. In addition, lithium is the lightest known metal, therefore it allows for portability and the materia...

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Published by adminOct 15,2018

Strong global competition, future lithium supply and dema...

Strong global competition, future lithium supply and demand are growing strongly   Australia and Chile are the two largest lithium mining countries in the world. However, due to different geological and climatic conditions, they differ greatly in the way they produce lithium. The Greenbushes mine in Western Australia supplies one-third of the world's lithium mines. The production process involves the extraction of hard rock and on-site preliminary treatment, including crushing, grinding and flotation. The lithium mine in Chile needs to extract lithium-rich brine from the salt lake. The brine was concentrated in the evaporation pond for several months and then subjected to on-site preliminary treatment. Chile's main lithium mine is located in the north of the country and is part of the so-called global “lithium triangle”, which includes the border areas of Chile, Argentina and Bolivia. ※ Western Australian lithium production will grow strongly The Greenbushes lithium mine i...

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Published by adminOct 11,2018

Pros and Cons of Lithium Ion Batteries

Welcome to Wisdom Power Lithium battery factory. As the online leader in lithium batteries, telecom equipment and renewable energy products, Wisdom Power is providing customers with more stable, durable and efficient clean power solution. Whether you need Lithium iron batteries for your current system or a fully-customized package renewable energy solution, Wisdom Power can provide you with best product and solution. The lithium-ion battery is very popular in a wide range of household electronics. They are common in items like MP3 players, phones, PDAs and laptops. Similar to other technologies, the lithium-ion battery has a wide range of pros and cons. The pros: High energy density - A major benefit is the high energy density of the lithium-ion battery. This gives the battery a high-power rating while still remaining at a relatively small size. The compact size makes it a popular choice in the mobile industry. Low maintenance - There is no need to provide maintenance to the...

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Published by adminOct 10,2018

Lithium battery anode material raw material origin and ma...

With the rapid development of renewable energy and electric vehicles, lithium and cobalt resources like oil and gas resources are becoming new geopolitical wrestling points. So which countries, like the Middle East, have a near-monopoly on lithium and cobalt? A major producer of lithium In 2017, the world produced 43,000 tons of metal lithium, including 18,700 tons in Australia, 14,100 tons in Chile and 5,500 tons in Argentina. A major producer of cobalt Global production of cobalt in 2017 was 110,000 tons, including 64,000 tons in Congo, 5,600 tons in Russia and 5,000 tons in Australia. The market price of lithium and cobalt The market price of lithium and cobalt is currently $21 / kg for lithium carbonate, 2.63 times that of early 2005 ($8 / kg). Cobalt costs $43 a pound Lithium battery raw material market doubles The global lithium battery raw material market was 1.1 trillion yen ($10 billion) in 2015, and the market size is expected to reach 2.9 trillion yen ($26 billi...

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Published by adminOct 09,2018

What is the component of electrolyte of lithium battery?

Lithium battery electrolyte composition introduction: 1. Vinyl carbonate: molecular formula: C3H4O3 Transparent colorless liquid (>35 ° C), crystalline solid at room temperature. Boiling point: 248 ° C / 760 mmHg, 243-244 ° C / 740 mmHg; flash point: 160 ° C; density: 1.3218; refractive index: 1.4158 (50 ° C); :35-38 ° C; This product is a good solvent for polyacrylonitrile and polyvinyl chloride. It can be used as a spinning solution on textiles. It can also be used directly as a solvent for removing acid gases and as an additive for concrete; it is available in medicine. It is used as a component and raw material for pharmaceuticals; it can also be used as a stabilizer for plastic foaming agents and synthetic lubricating oils; it can be used as an excellent solvent for lithium battery electrolytes in the battery industry. 2. The propylene carbonate molecular formula: C4H6O3 Colorless, odorless, or light yellow transparent liquid, soluble in water and carbon tetrachloride, m...

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