Due to increasing single unit capacity and large-capacity of each pole, the unit volume loss of excitation winding of the pumped storage power generation/motor elevates accordingly, which may give rise to the damage of turn-to-turn insulation. When the damage developed to some degree, the turn-to-turn short-circuit and the burned …
The air-cooling Battery Thermal Management Systems (BTMS) for EVs & HEVs was reviewed. •. Pros and cons of using Lithium-ion batteries in EVs and HEVs …
Compressed air energy storage (CAES) is an effective solution for balancing this mismatch and therefore is suitable for use in future electrical systems to …
Hybrid energy storage systems (HESSs) are playing an increasingly important role in smart mobility platforms including electric vehicles. The design of the …
Kuining L, Jinghong W, Yi X, Bin L, Jiangyan L, Zhaoting L. Low-temperature compound-heating strategy and optimization of lithium-ion battery. Energy Stor Sci Technol. 2022;11 (10): 3191-3199 ...
The PHES research facility employs 150 kW of surplus grid electricity to power a compression and expansion engine, which heats (500 °C) and cools (160 °C) …
Energy storage systems are increasingly gaining importance with regard to their role in achieving load levelling, especially for matching intermittent sources of renewable energy with customer demand, as well as for storing excess nuclear or thermal power during the daily cycle. Compressed air energy storage (CAES), with its high …
For EV applications, diverse configurations of battery-UC hybrid energy storage system are examined, and the associated energy management strategies are reviewed. The independent utilization ...
To disturb the air inside and stimulate heat exchange with environment, an air-cooled motor (ACM) mostly uses a fan at the end of the shaft [10], [11]. Sun et al. [12] studied on the temperature field and air-cooling system of a dual mechanical port motor, and accurately predicted the location of hot spots.
The fluid velocity vector and temperature distribution of the axial section of the heat exchanger are shown in Fig. 3 and Fig. 4 respectively. As can be seen from Fig. 3, when the cooling air flows into each cooling pipe from the external air path inlet, two fluid vortices of different sizes are formed in the upper and lower regions of the arc deflector, …
Energy Storage is a new journal for innovative energy storage research, covering ranging storage methods and their integration with conventional & renewable systems. Abstract In this study, a comprehensive simulation study was carried out to obtain detailed battery temperature behaviors.
An energy storage battery pack (ESBP) with air cooling is designed for energy transfer in a fast-charging pile with a positive–negative pulse strategy. The key characteristics of the …
Motor-generators (MGs) for converting electric energy into kinetic energy are the key components of flywheel energy storage systems (FESSs). However, the compact …
This paper takes a fully air-cooled 145 MW (generating)–170 MW (pumping) pumped storage generator motor as an example, and the 2D transient …
Liquid cooled motors are mainly recognized for their adaptability compared to standard air-cooled motors, as they offer higher power compared to an equivalent standard motor frame size. Their inherent compactness (saving up to 25% in volume) allows for easier integration within a machine or a system. Thanks to their limited …
The heat dissipation of the machine rotor by fully air-cooled is one of the key technologies to develop the new generation of pumped storage generator motors. In …
Coupled Electromagnetic–Fluid–Thermal Analysis of a Fully Air-Cooled Pumped Storage Generator Motor September 2023 ... and fully renewable system to generate and store the energy needed to ...
According to the analytical and numerical approaches under laminar flow conditions, the optimal cell spacing of air-cooled battery energy storage systems varies between 3.5 mm and 5.8 mm in a range of Re ≃ 250 to 2000.
A model of a 100-kW air-cooled induction motor and an improved thermal management model of the same motor were both numerically investigated, using a …
The heat dissipation of the machine rotor by fully air-cooled is one of the key technologies to develop the new generation of pumped storage generator motors. In this paper, the electromagnetic field and fluid–thermal coupled field of a pumped storage …