A hybrid system for a heavy duty vehicle having an engine and a pneumatic system. The hybrid system comprises a direct current (dc) network having a peak voltage not exceeding 60 volts, and connected to the dc network electrical components including: a battery, a starter/generator electric machine having a power delivery mode in which an electrical energy input to the starter/generator is converted into a rotational power output and an electricity generation mode in which a rotational power input is converted into an electrical power output, a plurality of electrically powered ancillary devices one of which is an electrically powered compressor of the pneumatic system, a plurality of vehicle parameter sensors, a communications network and a controller, wherein the controller, the vehicle parameter sensors and the electrical components are connected to the communications network; and wherein the controller is configured to control the flow of electricity between the starter/generator, the battery, and the electricity consuming devices according to pre-programmed priorities and wherein the priorities include causing kinetic energy converted into electrical energy by the starter/generator when in its electricity generation mode to be stored by the battery by charging the same or in the pneumatic system by operating an electric motor driven air compressor of the pneumatic system.

An electric power system for a vehicle includes an exhaust heat recovery apparatus, a low-voltage system, a high-voltage system, a first wiring line, a second wiring line, and a DC/DC converter. The exhaust heat recovery apparatus includes a power generator that generates electric power on the basis of heat exhausted from a heating element. The low-voltage system includes a low-voltage secondary battery. The high-voltage system includes a high-voltage secondary battery that outputs a voltage higher than the low-voltage secondary battery. The first wiring line couples the power generator and the low-voltage system. The second wiring line couples the first wiring line and the high-voltage system. The DC/DC converter is disposed on the second wiring line and increases and decreases a voltage supplied to the DC/DC converter.

A car jump start power source comprises a casing assembly having an accommodating chamber as well as a press key, an optical condenser, a light guide bar, an electrical device assembly and a battery pack provided in the accommodating chamber; the casing assembly comprising a top casing, a bottom casing, a rubber cover covering a three-hole socket, a top aluminum casing and a bottom aluminum casing; and the top casing being mounted on the bottom casing in a non-detachable manner, and the accommodating chamber being collectively surround by the top casing and the bottom casing. One first mounting hole is provided in a top of the bottom casing, and the rubber cover is mounted at the first mounting hole. A separation plate is provided on the bottom casing, and the separation plate separates the accommodating chamber into a front chamber in which the press key, the optical condenser, the light guide bar and the electrical device assembly are mounted and a rear chamber in which the battery pack is mounted. Power from the battery pack is led out via a three-hole socket to an electric accumulator of a motorcar through an intelligent cable for a jump start.

A car window circuit is provided. The car window circuit provides a closed-circuit voltage step up converter that increases the car window movement speed of slow or old window power circuits. The car window circuit contains a DC converter module, a case, an electrical input, an electrical output, and a circuit check module. The DC converter module resides within the case, serving as the voltage step up converter. The electrical input, the electrical output, and a ground wiring are electrically connected to the DC converter module. The circuit check module is electrically connected between the electrical input and the DC converter module, serving as the car window circuit voltage regulator. When installed to a window power circuit, the car window circuit will indicate successful installation through the activation and illumination of a power indicator LED and a bridge indicator LED.

A mobile laboratory and method to expedite regulatory test results for agricultural food and/or beverage products. The mobile laboratory can include test equipment mounted on shock absorbing and leveling stands that are disposed in a truck or in a trailer. The mobile laboratory can be taken directly to a customer's location and tests performed on samples at that location, thus avoiding the time and expense of the customer packaging and shipping samples to a non-mobile lab, thus providing the ability to deliver test results directly to the customer much more quickly. The mobile laboratory can include one or more gas chromatography, mass spectroscopy, and/or liquid chromatography systems.

A self-generating positioning detector using wheel rotation, comprising a positioning detection unit arranged at a vehicle hub and a power supply unit, wherein the positioning detection unit comprises a positioning module, a wireless communication module and a temperature sensor, the power supply unit comprises an electric generator having a hub-driven rotor and a stator rotating relatively; the input ends of the positioning module and the temperature sensor are electrically communicated with the output end of the electric generator, and the output ends of the positioning module and the temperature sensor are electrically communicated with the input end of the wireless communication module. The self-generating positioning detector using wheel rotation can conduct real-time positioning and monitoring for vehicles without power supply, detect temperature of wheel axles during running, and generate power for the positioning detection unit. The detector has a simple structure and is convenient to install.

This application relates generally to sensor systems and, more particularly, relates to systems and methods for management of smart wheel sensors that collect actionable sensor data from a rotatable component of a vehicle's wheel. In certain embodiments, a system includes a vehicle body; a rotatable component configured to rotate relative to the vehicle body; an energy harvesting component disposed along a circumference of the rotatable component, wherein the energy harvesting component is configured to generate electric power based on a force to the rotatable component; a sensor configured to produce sensor data by using the electric power while disposed on the rotatable component; and at least one processor disposed within the vehicle body, the at least one processor configured to perform an action within the vehicle body based on a parameter value meeting a threshold value, wherein the parameter value is based on the sensor data.

An energy harvesting system is attachable to the wheel-end of a wheeled vehicle. The system generates usable mechanical or electrical energy from the relative motion between a rotating component that rotates with the rotation of a vehicle wheel and a component that does not rotate with the rotation of the vehicle wheel. The usable energy may be employed by a monitor, analysis and control system that monitors sensor readings and may analyze the readings to diagnose conditions related to vehicle components, including tires, axles, bearings or components of the monitoring system.

A high-current element for high-current printed circuit boards is formed from at least two metal sheets which are connected to form a sheet-metal stack and which have a plurality of pins at least at an end region thereof, and wherein the sheet-metal stack has a terminal region, a pin region, and a connection region, and wherein the metal sheets are connected to one another in the connection region, and the pins are arranged in the pin region and formed for contacting with the high-current printed circuit board, and the terminal region is set up to be used as a terminal region for connecting the high-current element to external power terminals.

A vehicle power supply apparatus includes first and second power supply systems, an electrical conduction path, first and second switches, and an abnormality determination unit. The first power supply system includes a first electrical energy accumulator and an electric load. The second power supply system includes a generator and a second electrical energy accumulator. The first switch is provided on the electrical conduction path between the first and second power supply systems. The second switch is provided in the second power supply system. The abnormality determination unit determines whether or not the generator is in an abnormal state, on the basis of a current of the first or second electrical energy accumulator, with the first switch or the second switch, or both turned on, and with a power generation command outputted to the generator.