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Jilin team improves hydrogen storage alloys to boost performance of NiMH batteries

Green Car Congress

Researchers at Jilin University in China have proposed a new strategy for designing hydrogen storage alloys with high capacity and long cycling life to improve the discharge capacity and cycling life of nickel metal hydride (NiMH) batteries. Their candidate alloy—La 0.62 Following this strategy, a new AB 4.5 —Wang et al.

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Panasonic to supply Li-ion battery cells for Ford’s hybrid and plug-in hybrid vehicles

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The new Ford in-house Li-ion hybrid electric vehicle (HEV) pack delivers peak charge and discharge power of 35 kW, compared to 25 kW and 27 kW, respectively, in the older Fusion hybrid NiMH pack, said Chuck Gray, Chief Engineer - Ford Electrification Engineering, at the SAE Hybrid Vehicle Technologies Symposium. Sanyo Electric Co.,

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Saft and ESMA to Cooperate on Supercapacitor Development, Production and Commercialization; Heavy Diesels First Target

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Saft manufacturers a range of advanced batteries for a large range of applications using lithium and nickel chemistries, including lithium-ion, lithium-thionyl chloride (Li-SOCl 2 ), lithium-sulfur dioxide (Li-SO 2 ), lithium-manganese dioxide (Li-MnO 2 ), nickel-cadmium (Ni-Cd), nickel-hydrogen (Ni-H 2 ), and nickel-metal hydride (NiMH).

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Amorphous titanium dioxide nanotube anodes for sodium-ion batteries show ability to self-improve specific capacity

Green Car Congress

They attributed this as being likely due to the prohibitively large ionic radius of the sodium ion (1.02 Å) as compared to the Li ion (0.76 Å); insertion of Na ion therefore requires large distortion of the metal oxide lattice, which would require unacceptably elevated temperatures not realistic for the operation of batteries.

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Researchers at Japans AIST Propose a Rechargeable Ni-Li Battery with Hybrid Electrolyte; Ultrahigh Theoretical Energy Density Plus High Power Potential

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Key components, cell voltage, and cell capacity of Li-ion battery (a), Ni-MH battery (b), and the proposed Ni-Li battery (c). Credit: ACS, Li et al. The proposed Ni-Li battery offers both a high cell voltage (3.49 Click to enlarge. V due to the limitation of aqueous electrolyte. Earlier post.].

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EU JRC releases Roskill study on demand and supply security of nickel for EV batteries; risk of shortages

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Nickel sulfate is used directly in the production of Li-ion precursors (blue) and plating (blue). It is also used to produce nickel hydroxide and other nickel compounds used in NiMH (blue) and NiCd (blue) batteries, and other applications (blue).

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The 80-20 Rule

Plug In Partners

In reality, existing, proven NiMH batteries, such as found in hybrids and BEVs could easily power PHEVs. However, automakers would like to switch from NiMH to Li-Ion batteries for PHEVs because they are lighter, smaller, and potentially cheaper. more ) T he good news is this.

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