The present disclosure relates to a method for operating a temperature control system for a temperature controlled goods vehicle, wherein the temperature control system comprises: a solar panel and a temperature control unit comprising: one or more temperature control components; a battery coupled to the solar cell (200) for receiving a first charging current i.sub.1 from the solar cell; an engine operative to supply a second charging current i.sub.2 to the battery; and a controller. The method comprises: at the controller: monitoring a voltage of the battery; if the voltage of the battery exceeds a first battery voltage threshold for a first predetermined amount of time: determining a first energy count value representing an amount of energy delivered by the solar panel in a predetermined time period; if the first energy count value exceeds a first energy count value threshold: determining an average current value representing an average amount of energy delivered by the solar panel in the predetermined time period; and increasing a cycle threshold value that determines when the engine is deactivated so as to stop supplying the second charging current i.sub.2 to the battery based on the average current value.

A transport refrigeration system includes a transportation refrigeration unit; an energy storage device configured to provide electrical power to the transportation refrigeration unit; and an electric generation device 340 operably connected through a mechanical interface 370 to at least one of a wheel 364 of the transport refrigeration system and a wheel axle 365 of the transport refrigeration system; the mechanical interface includes: a first clutch mechanism 371 operable to selectively engage the electric generation device with at least one of the wheel and the wheel axle to generate electrical power to charge the energy storage device; and a second clutch mechanism 372, the second clutch mechanism is an overrunning clutch configured to disengage the electric generation device from the wheel and/or the wheel axle when a rotational velocity of the electric generation device is greater than a rotational velocity of the wheel and/or the wheel axle.

A power generation system for a mobile device. The power generation system includes a combustion engine. The combustion engine serves as a power generator for the mobile device, with the combustion engine being located on a trailer. The power generation system also includes a power module. The power module comprises both an ultra-capacitor and a lithium-based battery; Preferably, the ultra-capacitor comprises a series, or bank, of super capacitors. Likewise, the battery comprises a series of lithium batteries. Preferably, the super capacitors are in electrical communication with an alternator of a truck. The power module provides power to start the combustion engine used to drive the mobile device. The mobile device may be a refrigeration system, or may be heaters, blowers, lights or other electrical items that may be carried on the trailer.

A transport refrigeration system includes a transportation refrigeration unit and a generator (13) coupled to a wheel axle (7A) of the transport refrigeration system via a coupling (11). The generator (13) is configured to be driven to generate electricity by rotation of the wheel axle (7A) and to supply that electricity to the transportation refrigeration unit. The coupling (11) that couples the generator and the wheel axle is a magnetic coupling (11).

A transport refrigeration system (200) including: a refrigeration unit (22) having a refrigerant heat rejection heat exchanger (34) and a fan (40) configured to blow air across the refrigerant heat rejection heat exchanger; a first engine (26) configured to power the refrigeration unit (22), the first engine (26) having an engine coolant circuit (80) and an exhaust outlet (27); a heat exchanger (70) having: a first fluid passage (72) fluidly connected to the exhaust outlet (27); and a second fluid passage (74) fluidly connected to the engine coolant circuit (80); and a third fluid passage (76) fluidly connected to and configured to receive air blown across the refrigerant heat rejection heat exchanger (34). The second fluid passage (74) is thermally connected to the first fluid passage (72) and the third fluid passage (76) is thermally connected to the first fluid passage (72).

An air conditioning apparatus for a vehicle includes an air conditioner unit disposed in an air conditioning room of a vehicle and configured in such a manner that ambient air, introduced into the air conditioning room from an outside of the vehicle, is suctioned and blown to an interior of the vehicle by a blower; a damper installed in an opening on an introduction side of the air conditioner unit to selectively allow introduction of one of indoor air flowing from the interior and ambient air; and an internal exhaust grill installed in the interior to fluidly communicate with a space defined by the air conditioner unit and an internal side surface of the air conditioning room, wherein the indoor air in the interior may be discharged to an outside of the vehicle through the internal exhaust grill and the air conditioning room.

A device and a method for manufacturing the device for driving a compressor, in particular an electric motor, with a rotor and a stator with a stator core, which are arranged along a longitudinal axis. The stator exhibits connecting cables produced as sections of conducting wires of coils, and connection lines, that are arranged on a first end face of the stator, one insulation element whose wall that is produced essentially with a hollow-cylinder shape projects beyond the stator core on the first end face of the stator in the axial direction, as well as one cover element with mounting elements with connection passages for mounting plug-in connectors, which each are fully enclosed by a wall. A volume enclosed by the stator core, the cover element and the wall of the insulation element which projects beyond the stator core is filled at least zonally with potting compound.

A transportation refrigeration unit (TRU) system is provided and includes a damper assembly configured to direct air flows through first or second pathways and an evaporator disposed in the first pathway, a coil element surrounded by phase change material (PCM) and disposed in the second pathway and a routing assembly configured to direct refrigerant through the evaporator or the coil element. With the PCM pre-cooled, the damper and routing assemblies are controllable to respectively direct the air flows through the first pathway and the refrigerant through the evaporator when first conditions are met and to respectively direct the air flows through the second pathway when second conditions are met.

A transport refrigeration unit (TRU) for a transport refrigeration system (TRS) is described. The TRU can be configured to have an upper compartment to accommodate a compressor and an engine, and a condenser compartment that is generally positioned below the upper comportment. The condenser compartment can include a condenser and a fan at a bottom portion of the condenser compartment. The fan can be configured to blow air out of the condenser compartment in a downward direction from the bottom portion of the condenser compartment. The TRU can also have an evaporator compartment that is generally positioned behind the condenser compartment. The evaporator compartment can accommodate an evaporator that is generally positioned below the upper compartment. The evaporator compartment can have an air inlet and an air outlet that is positioned higher than the air outlet. In operation, airflow through the evaporator compartment is directed in a downward direction.

An air conditioning system comprises a compressor, a rotary engine, and a condenser. The rotary engine comprises at least one drive shaft. The at least one drive shaft is operatively connected to the compressor and to the fuel tank. The condenser is operatively connected to the compressor. The evaporator is operatively connected to the condenser and to the compressor. The rotary engine combusts fuel to rotate the at least one drive shaft. Rotation of the at least one drive shaft operates the compressor to cause working fluid to flow such that the evaporator air conditions the passenger compartment.