Concentrated winding cooling
WebJul 2, 2024 · This paper presents the design and analysis of fractional-slot concentrated-windings for use with direct liquid cooling. To achieve considerably higher torque density than state of the art of electrical machines, recently patented cast coils that allow slot fill factors up to 90% are considered as basis for further enhancement. The sensitivity of … Web1. The first case-study is a 48-slot, 8-pole motor with a single -layer distributed winding configuration, see Fig. 1(a). For brevity, this design will be referred to as the 48S8P machine. 2. The second case study is a 12-slot, 10-pole motor with a double-layer concentrated winding configuration, see Fig. 1(b).
Concentrated winding cooling
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WebApr 1, 2024 · Concentrated Winding,” IEEE Transactions on In dustrial Electronics, Vol. 63, n. 7, pp. 4137–4149, 2016 ... switched reluctance motor with direct in-winding cooling system”, WebNov 25, 2024 · With the rapid development of power electronic techniques and the increasing cost of permanent magnets (PMs) materials, switched reluctance motors (SRMs) have recently gained more attention. However, traditional SRMs have a relatively low torque density. For the sake of increasing the motor torque density, this paper proposes a novel …
WebA concentrated winding parallel-connected cooling outer rotor permanent-magnet wind-driven generator includes a stator and a rotor, wherein the rotor is arranged on the outer side of the stator, grooves are formed on the stator, two concentrated windings are mounted in every groove, and a first cooling pipeline is arranged at a clearance between … WebApr 1, 2024 · A high-strength oil-immersed cooling stator with nonoverlapping concentrated winding is proposed for high-power ironless stator AFPM machine applications and the experimental test results demonstrate the effectiveness of the cooling design and mechanical strength. Ironless stator axial-flux permanent magnet (AFPM) …
WebMar 22, 2024 · Abstract: This paper presents coupled fluid-thermal analyses to improve the ventilation and thermal performance of radial forced air-cooled fractional-slot concentrated-winding (FSCW) permanent magnet synchronous wind generators (PMSWGs) using the computational fluid dynamics (CFD) method. Three-dimensional coupled fluid … WebJan 22, 2015 · Sketch of a concentrated end-winding. Because our application is focused on an automotive powertrain (motors of a few dozen centimetres long and wide generating a few dozen kilowatts), the motors are very compact. ... An increase in the oil flow rate always improves winding cooling. Contrary to reference case without oil, an increase in the ...
WebJun 19, 2024 · Whereas in the concentrated winding, the number of slots per pole and phase is Q = 1 which means that the slots have equal spacing all through the stator perimeter. The two coils which create the winding can be either in series or parallel connection. In addition, upon the placement of a permanent magnet on the rotor core, …
WebMar 1, 2024 · Stator-winding assembly with slot integrated cooling channels • Forced liquid cooling. 20 [58] 2015 • Stator-winding assembly with slot integrated cooling channels • Forced liquid cooling. 25 [59] 2024 • AM concentrated winding with integrated HP heat transport (per individual winding turn – active length) • Forced liquid cooling ... self assessment return hmrcWebConcentrated winding Concentrated type of winding can be done when the total number of poles in the armature is equal to the number of slots of the armature coil. Look at the image, the winding the total coils is wound … self assessment review exampleWebSep 1, 2024 · The first machine design contains the conventional concentrated winding with q=0.5 that is recently used in many hybrid systems for commercial vehicles, whereas the second machine use the new 18 ... self assessment short form 2022WebA concentrated winding motor employing optimized winding cooling and slot fill, in accordance with an embodiment of the invention, utilizes optimized cooling tubes that … self assessment scoring sheetWebAug 6, 2024 · The requirement for electrical machines with high power/torque density has stimulated the development of high efficient cooling systems to dissipate the heat within the machines. This article presents a new water cooling topology for thermal management of a permanent-magnet synchronous machine (PMSM) with concentrated windings. The … self assessment sick noteWebCooling by a transfer of heat by radiation from the plants to the cooler night sky was inhibited. This was possible only in the "open" experiments of 1931-1934 in Petersham (Pkaes 5 and 6). Under the Môller house in the 1930 experiments (Plates 3, 4 and 5) the glass roof would prevent radia- tional cooling of the plants outside the water-filter. self assessment sick note for work pdfWebOct 25, 2024 · This paper presents and assesses the cooling integration of electrical machines with concentrated windings. A conventional coil in a concentrated winding with forced cooling applied on the exterior coil surfaces is replaced by an alternative solution where the coil is opened up in a laminar structure with the intention of the coolant fluid … self assessment social work