The present invention provides a new design for Printed Circuit Board Assembly (PCBA) on stator core pack to avoid direct contact with electrical ground path. Referring to FIG. 1, it shows an in-wheel motor having a motor assembly in the wheel of a vehicle, comprising: a rotor; a stator; a cover surrounding the roto...
Disclosed herein is an electronic controller for an electric vehicle, to improve its thermal performance, comprising: a controller housing (1) as shown in FIG. 1 including: a power PCB (1a) which mounts plurality of MOSFETs (2); a controller PCB (1b) which contains the DC power input lines from the battery and a mic...
Disclosed herein is an optimal placement of various power electronics components/devices arranged on a PCB (10) for meeting high current requirements, reduce EMI/EMC issues, reducing switching losses and better thermal conductivity. The gate driver (14) is symmetrically placed equidistant in a consistent manner ...
The present invention proposes a rotor arrangement for simply supported and overhang type electric vehicle motors within a rotating device. This arrangement comprises: an integrated magnet holder (28) arranged to secure a magnet (23) at the top of rotor along a central axis perpendicular to a sensor PCB (21) pos...
Disclosed herein is a PCB assembly for effective heat transfer from MOSFET to a thermally conductive metal in rotating machines. The PCB assembly (3) as shown in FIG. 2 comprises: a MOSFET (1) soldered in the PCB assembly (3); a high thermally conductive metal (4) soldered on the PCB (3) for effective heat transfe...
Disclosed herein is an arrangement (100) of a shielding mechanism for hall current effect sensor (104) to protect from EMI/EMC/RF in electronic devices. The metallic cap shield (108) provided in the laminated metal core (102) of the electronic device as shown in FIG. 1, comprises, laminated metal core (102) made of ...
Disclosed herein is a mechanism for connecting busbars in stator assembly using connecting rings and notches for different phases of the busbars in the stator of a rotating machine. The rotating machine has stator assembly with field windings to produce field flux in the motor. The stator windings are connected to t...
ABSTRACT
The present invention discloses a system (100) for a modular controller for an electric vehicle wherein a plurality of add-on controller modules (20) is electrically coupled with the master or modular controller module (10) to meet a high power and torque requirement without changing the whole controller...
Disclosed herein is an easy to implement, cost effective, effective sealing mechanism for a hub motor assembly comprising: a shaft assembly comprising a hollow passage for receiving a power and sensor cable assembly, wherein the shaft is connected to the stator of the motor; and the power cable assembly either compr...
ABSTRACT
Disclosed herein is a thermal interface material (TIM) (2) sheet configured to enhance heat transfer in heat generating electronic components. The thermal interface material (TIM) sheet (2) is placed between a solid-state/electronic component (1) and a heat sink (3) or any heat distributing medium to...
The present disclosure relates to the field of heat dissipation devices and in particular to a heat sink for electronic devices and mechanical devices such as EV controllers, inverters, motors, alternators, etc, wherein the heat sink has improved heat transfer and dissipation. The heat sink comprises of converging f...
The present disclosure relates to integrated motor controller unit (100) comprising a switch matrix module (20), for optimizing the switching frequency in the switch matrix for obtaining maximum torque and speed without any change in size and length of the parameters of the Integrated motor controller unit (IMCU) (1...
The present disclosure relates to the field of sealing mechanisms and in particular to an arrangement that is employed in a permanent-magnet synchronous motor (PMSM) of a high-pressure high-temperature hydraulic system to prevent the leakage of the hydraulic fluid (or coolant medium) from the housing section of the ...
[Class : 7] Machines, Machine Tools, Power Operated Tools; Motors And Engines, Except For Land Vehicles; Machine Coupling And Transmission Components, Except For Land Vehicles; Starter Motors; Alternators; Ac Generator (Alternators); Alternators For Land Vehicles; Starter Motor Sub Assemblies; Alternator Sub Assemblies; Stators Being Parts Of Machines; Regulators For Engines...
[Class : 12] Vehicles And Conveyances; Parts And Fittings For Vehicles; Electric Vehicles; Powertrains For Land Vehicles; Powertrains Including Engines And Motors, For Land Vehicles; Electric Vehicle Motors; Electric Motors, Engines And Drives For Land Vehicles; Torque Converters For Automobiles; Vehicle Body Hardware; Chassis For Automobiles; Steering And Suspension Systems...
[Class : 12] Bevel Gear For Automotive Axle In Particular Shaped Through Precision Forging, Spiral And Hypiod Gears For Axle Final Drive Through Precision Forging, Cog Wheels Through Forging For Gearbox And Implements, Helical And Spur Gears For Automotive Drivetrain, Transaxle With Reduction Drivetrain, Transaxle For Automotive, Axle Assembly For Automotive, Dog Tooth Compo...
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