Battery self-heating technology has emerged as a promising approach to enhance the power supply capability of lithium-ion batteries at low temperatures. However, in existing studies, the design of the heater circuit and the heating algorithm are typically considered separately, which compromises the heating performance.
The 1 Ah batteries are used. The battery parameters are summarized in Table 1.The experiments include the fabrication of the three-electrode battery, AC impedance test, heating test, and battery performance degradation test. The experiment platform is shown in Fig. 1 A, which includes a host computer, an electrochemical …
Wang et al. [82] proposed a self-heating lithium-ion battery (SHLB) structure that can self-heat in a cold environment (Fig. 11). A nickel foil with two tabs was embedded into the lithium-ion battery to generate ohmic heat for battery heating [82, 86]. One tab was electrically connected to the negative terminal and the other was extended ...
DOI: 10.1016/j.ensm.2024.103173 Corpus ID: 266861454 Targeting the low-temperature performance degradation of lithium-ion batteries: A non-destructive bidirectional pulse current heating framework Since the beginning of the new century, the objectives of deep ...
Preheating lithium-ion batteries can effectively improve the driving range of electric vehicles at subzero temperatures. In this paper, an optimal pulse heating strategy is proposed for low-temperature heating of lithiumion battery. Firstly, this paper establishes a
The creation of new energy vehicles will help us address the energy crisis and environmental pollution. Jia Mingzheng, Ma Ziliang, Hei Zhonglei. Study on the Influence of the ...
With the advantages of fast heating rate, good temperature uniformity and simple system structure, the battery pulse heating technology is an effective method to solve the problem of low temperature application of the lithium-ion batteries. In this paper, the research progress of pulse heating technology is summarized from the three ...
The proposed bidirectional pulse heating technology can realize the rapid preheating of LIBs at low temperatures. In particular, the battery packs could be …
A bidirectional pulse current heating strategy without external power was proposed. • Effects of circuit parameters and initial SOC on heating performance were analyzed. • LIBs can be heated from −10 C to 0 C in 120 s …
When the heating power was 2.07 W, the internal temperature of the HP battery was controlled to be below 45 C, but the battery temperature under other heat dissipation conditions exceeded 55 C. Zhao Rui [ 42 ] used 3 and 8 Ah lithium batteries with grooved aluminum HPs (air-cooled, water bath, and air-cooled and spray water mist …
The bidirectional pulse heating technology is set to a pulse frequency of 2 Hz, which is the highest steady-state frequency available for the physical bidirectional DC/DC module used in charger that available in the market. Battery pack model. The battery cell is modeled firstly, after which the battery pack is described as a lumped …
In order to enhance the energy efficiency and reduce the heating time of batteries, an optimal self-heating strategy is introduced, utilizing a novel pulse width …
In this paper, an optimal pulse heating strategy is proposed for low-temperature heating of lithiumion battery. Firstly, this paper establishes a coupling model to describe the electro …
safety risks. Bidirectional pulse heating is an internal heating method that uses a periodic charging and discharging current to generate Ohmic (also referred to as Joule or resistive) and reaction heat inside the battery. Compared with external heating methods such as PTC heating, bidirectional pulse heating is highly efficient with
The results show that the optimal variable-frequency pulse pre-heating strategy can heat the lithium-ion battery from −20 C to 5 C in 1000 seconds. Meanwhile, …
Lithium-ion batteries (LIBs), as the first choice for green batteries, have been widely used in energy storage, electric vehicles, 3C devices, and other related fields, and will have ...
Therefore, the heating efficiency and speed is usually high with good temperature uniformity. Provided that the heating energy comes from the battery, the internal heating method is termed ...
Battery internal heating technology could efficiently enhance the power supply capability of Lithium-ion batteries at low temperature. However, existing internal heating research suffer from feasibility, efficiency and flexibility.
Our main results show that the proposed hybrid pulse strategy can provide cells with an over 2.5 times faster heating rate from −20 °C to 0 °C and save nearly 60 % …
The results show that the optimal variable‐frequency pulse pre‐heating strategy can heat the lithium‐ion battery from −20 C to 5 C in 1000 seconds. Meanwhile, …
DOI: 10.1016/J.IJHEATMASSTRANSFER.2019.02.020 Corpus ID: 127709540 Experimental study on pulse self–heating of lithium–ion battery at low temperature @article{Qu2019ExperimentalSO, title={Experimental study on pulse self–heating of lithium–ion battery ...
In the context of the global energy crisis and environmental pollution, new energy vehicles, especially zero-emission and pollution-free EVs, are gradually replacing traditional internal ...
Heating performance of the proposed self-heating strategy is experimentally tested. • Degradation under bidirectional pulse current self-heating strategy is analysed. • LIBs can be heated from −15 C to 0 C at 6.38 C/min with little degradation. • …
The results show that the optimal variable-frequency pulse pre-heating strategy can heat the lithium-ion battery from −20 C to 5 C in 1000 seconds. Meanwhile, it brings less damage to the battery health and improves the performance of battery in cold weather based on the views of power consumption, capacity attenuation, and internal …
As the major power source for electric vehicles (EVs), lithium-ion batteries (LiBs) suffer from the degradation of technical performance and safety at low temperatures, which restricts the popularization of EVs in frigid regions. Thus, this study developed an extremely fast electromagnetic induction heating system in order to …
Lithium-ion batteries (LIBs) have the advantages of high energy/power densities, low self-discharge rate, and long cycle life, and thus are widely used in electric vehicles (EVs).
Hence, after pulse heating, the battery surface''s maximum temperature was at the geometric centre''s lower position, the maximum temperature difference did not exceed 2 ℃, and the temperature uniformity was good. ... Energy Storage Science and Technology, 2022, 11(12): 3957-3964. share this article. 0