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From ESS News
Shanghai-headquartered Envision Energy launched its newest grid-scale power storage system on the third Electrical Energy Storage Alliance (EESA) Energy Storage Exhibition held in Shanghai this week. The product’s power density stands at 541 okWh/㎡, making it the trade chief to date.
The product launch follows the launch of CATL’s 6.25 MWh power storage system in April and several other different firms launching 6 MWh+ storage techniques packaged in a regular 20-foot container, which ushers in a brand new power period for battery power storage techniques.
However, Envision’s newest product surpasses all system-level achievements. It packs greater than 8 MWh utilizing 700 Ah lithium iron phosphate battery cells made by Japan-headquartered AESC, during which Envision holds a majority stake.
“We made an enormous leap from the 350 Ah battery cells utilized in our earlier technology merchandise to 700 Ah and we did it to decrease the fee on the system degree,” mentioned a consultant of firm. ESS information on the present in Shanghai.
The newest technology product has an power density of greater than 440 Wh/l, a roundtrip effectivity of 96%, and a cycle life of virtually 16,000 charge-discharge cycles.
The liquid-cooled system has a voltage vary from 1500 V – 2000 V and will be configured for a storage time of two to eight hours. The container weighs about 55 tons.
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