A Calcium‐Ion Hybrid Energy Storage Device with High Capacity and Long Cycling Life under Room Temperature

2019 ◽  
Vol 9 (16) ◽  
pp. 1803865 ◽  
Author(s):  
Nanzhong Wu ◽  
Wenjiao Yao ◽  
Xiaohe Song ◽  
Ge Zhang ◽  
Bingjie Chen ◽  
...  
2017 ◽  
Vol 5 (7) ◽  
pp. 3274-3283 ◽  
Author(s):  
Panpan Li ◽  
Zhaoyu Jin ◽  
Dan Xiao

A flexible Ni/Fe hybrid energy storage device is proposed through etching a NiZn alloy and Fe coating in phytic acid solution at room temperature, simultaneously revealing high energy and power density due to the combination of battery and capacitor properties.


Author(s):  
Bincy Lathakumary Vijayan ◽  
Amina Yasin ◽  
Izan Izwan Misnon ◽  
Gopinathan M. Anilkumar ◽  
Fathalla Hamed ◽  
...  

2020 ◽  
Vol 12 (6) ◽  
pp. 7239-7248 ◽  
Author(s):  
Guoqiang Sun ◽  
Yukun Xiao ◽  
Bing Lu ◽  
Xuting Jin ◽  
Hongsheng Yang ◽  
...  

2013 ◽  
Vol 724-725 ◽  
pp. 855-861
Author(s):  
Yi Chen ◽  
Bu Han Zhang ◽  
Cheng Xiong Mao ◽  
Xiao Kang Dai

In order to stabilize fluctuations caused by intermittent energy and complement different storage elements advantages, we designed a hybrid energy storage combining VRB pack with EDLC bank. This hybrid energy storage device has two DC/DC convertors; DC/DC(A) controls VRB pack's power and DC/DC(B) stabilizes the voltage on DC bus. By doing this, it is easy to make power schedule for VRB according to renewable energy forecast and SOC of battery, while EDCL bank stabilizes the short-time power fluctuation, most of which result from forecasting error. To achieve the above goals, self-adaptive PID controller based on BP neuron network is applied in DCDC(B), for switching-mode convertor is strongly non-linear system and traditional PID controller is not suitable to the case of large changed load. Simulations in Matlab Simulink are presented to testify the novel control method and show this hybrid energy storage device can work efficiently.


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