Abstract: According to an example aspect of the present invention, there is provided a direct current (DC) to DC converter module for use between an electrical storage device, electric power source and an electric load. The converter module having at least one DC to DC converter; first input terminals connected to inputs of the DC to DC converter; output terminals connected to outputs of the DC to DC converter; second input terminals connected to the outputs of the DC to DC converter; and control circuitry connected to the DC to DC converter, the control circuitry being configured to monitor at least one of a voltage and current at the second input terminals. The control circuitry is configured to control the DC to DC converter in order to adjust a gain or conversion factor of the DC to DC converter based at least partially on the monitored voltage and/or current at the second input terminals.

Abstract: According to an example aspect of the present invention, there is provided a battery pack 100 having integrated thermal management. The battery pack contains a plurality of batteries 110, 112; a base plate 132 affixed to at least one terminal of each battery; a thermoelectric element 150 affixed to the base plate, and thermal insulation 151 on at least two sides of the thermoelectric element 150 adjacent the base plate 132.

Abstract: According to an example aspect of the present invention, there is provided a Direct Current (DC) to DC converter module having a plurality of DC to DC converters connected in parallel and control circuitry connected to the DC to DC converters, said control circuitry configured to control operation of the DC to DC converters based on a duty cycle of the DC to DC converters.

Abstract: According to an example aspect of the present invention, there is provided a DC to DC converter module for use between an electric power source and an electric motor. The DC to DC converter module having: a DC to DC converter; input terminals configured to provide a source voltage to the DC to DC converter from the electric power source; output terminals connected to outputs of the DC to DC converter and configured to provide an output voltage of the DC to DC converter module to the electric motor; and control circuitry connected to the DC to DC converter, the control circuitry having an input for receiving a signal indicative of a desired electric motor performance. The control circuitry being configured to control the DC to DC converter in order to adjust the output voltage based at least partially on the signal indicative of a desired electric motor performance.

Abstract: According to an example aspect of the present invention, there is provided a direct current (DC) to DC converter module for use between an electrical storage device, electric power source and an electric load. The converter module having at least one DC to DC converter; first input terminals connected to inputs of the DC to DC converter; output terminals connected to outputs of the DC to DC converter; second input terminals connected to the outputs of the DC to DC converter; and control circuitry connected to the DC to DC converter, the control circuitry being configured to monitor at least one of a voltage and current at the second input terminals. The control circuitry is configured to control the DC to DC converter in order to adjust a gain or conversion factor of the DC to DC converter based at least partially on the monitored voltage and/or current at the second input terminals.

Abstract: According to an example aspect of the present invention, there is provided an electric power source equipped with a thermal control system having an electric power source with at least two terminals for supplying electric current and at least one heat exchanger affixed to a metal surface of at least one of the at least two terminals.

Abstract: According to an example aspect of the present invention, there is provided a DC to DC converter module for use between an electric power source and an electric motor. The DC to DC converter module having: a DC to DC converter; input terminals configured to provide a source voltage to the DC to DC converter from the electric power source; output terminals connected to outputs of the DC to DC converter and configured to provide an output voltage of the DC to DC converter module to the electric motor; and control circuitry connected to the DC to DC converter, the control circuitry having an input for receiving a signal indicative of a desired electric motor performance. The control circuitry being configured to control the DC to DC converter in order to adjust the output voltage based at least partially on the signal indicative of a desired electric motor performance.

Abstract: Method and device for an electric-motor drive, particularly in connection with electric vehicles, in which a system consisting of rechargeable batteries produces operating current for the electric motor/electric motors moving the vehicle. An essential part of the method and device is that one single-cell battery, or several single-cell batteries separated galvanically from each other are used, the voltage of which is raised to an acceptable operating-voltage level.