A method of pairing a sensor node of a transport refrigeration system with a coordinator node using an assisting device in a communication network is provided, the method includes: the assisting device obtains identification information of the sensor node; the assisting device connects with the coordinator node; the assisting device transmits the identification information of the sensor node to the coordinator node for the coordinator node to pair with the sensor node; the assisting device receives pairing status of the sensor node and the coordinator node; and the assisting device indicates the pairing status.

A system for PTO-driven refrigeration includes a generator that is configured to be mechanically connected to a power takeoff (PTO) and a converter that is configured to receive AC power from the generator and is operable to convert the AC power to DC power. The generator is connected to a charge controller that is connected to an energy storage element. The energy storage element is connected to a controller configured to receive DC power and provide AC power to a motor. The motor may be mechanically connectable to a refrigeration system. The energy storage element is further configured to receive power from a second charge controller that receives power via an AC power input or solar system.

Hybrid power systems include an internal combustion engine and a motor/generator connectable with the engine. A reefer unit is configured to receive power from the motor/generator via a reefer power system that includes an export power inverter and an energy storage device.

A system for cooling a storage area of a vehicle includes one or more eutectic plates (102) for cooling the storage area (101); a refrigeration system (103) configured to cool the one or more eutectic plates (102); an electrical system (106) configured to receive electrical power from a mains power supply and supply electrical power to the refrigeration system (103); a variable displacement hydraulic pump (113) having an input shaft for being driven by an engine (112) of the vehicle (100); and a generator (107) configured to receive hydraulic fluid from the hydraulic pump (113), generate electrical power in response thereto and supply the electrical power to the refrigeration system (103); the hydraulic pump (113) is configured to reduce the volume of hydraulic fluid that it supplies to the generator (107) for each rotation of the input shaft, as the rotational speed of the input shaft increases.

A method of controlling a transport climate control system includes detecting for leaking of working fluid from a climate control circuit. The method also includes isolating a high-pressure side of the climate control circuit when leaking of the working fluid is detected. A method of controlling a transport climate control circuit includes detecting for overcharge and/or an undercharge of the climate control circuit. A transport climate control system includes a climate control circuit and a climate controller that is configured to detect for working fluid leaking from the climate control circuit. The climate controller configured to isolate a high-pressure side of the climate control circuit when leaking of the working fluid is detected.

Refrigeration units for cooling the interior of a trailer or vehicle, related software, systems and methods for deploying and managing such units. The refrigeration unit comprises a refrigeration system configured to mount to the trailer or vehicle. The refrigeration unit further comprises a battery rack configured to receive at least one of a plurality of rechargeable batteries so as to allow it to be swapped into and out of the rack to provide adaptive battery capacity. A power management system is configured to receive DC power from the plural batteries and deliver power to a compressor of the refrigeration system. A controller is configured to control the refrigeration system to cool the interior to a predetermined temperature.

An electric vehicle power supply system and cargo box includes an electric vehicle assembly, for location on the vehicle. The assembly includes a drivetrain, vehicle electric arrangements, including a low voltage arrangement having a vehicle system battery, for powering vehicle electric systems, and a vehicle first converter, converting power from traction battery pack to vehicle system battery. The assembly includes traction battery pack, for powering the electric arrangements and drivetrain. A cargo box assembly includes cargo box electric arrangements, including a low voltage arrangement with cargo box system battery, for powering box electric systems, and a cargo box first converter, converting power from box battery pack to cargo box system battery. The box assembly includes cargo box battery pack, for powering the box electric arrangements and traction battery pack, and a cargo box second converter for converting power from a charging system to the cargo box battery pack.

An energy control system for use with an electric vehicle having an energy storage device that powers both the propulsion system of the vehicle and a transport refrigeration unit that is configured to condition a cargo space of the vehicle; the energy control system is configured to receive a user selection relating to energy to be allocated to the propulsion system and/or the transport refrigeration unit; and the energy control system is configured to provide control for an energy allocation of the available energy in the energy storage device between the propulsion system and the transport refrigeration unit based on the user selection and the available energy in the energy storage device.

A method for power and load management of a transport climate control system using a vehicle electrical system is provided. The method includes a controller determining a power draw of the transport climate control load network, determining an amount of power available from the vehicle electrical system, and determining whether the power draw of the transport climate control load network exceeds the amount of power available from the vehicle electrical system. Also, the method includes shedding one or more loads of the transport climate control load network to reduce the power draw of the transport climate control load network until the power draw of the transport climate control load network matches the power available from the vehicle electrical system. Further, the method includes supplying power from the vehicle electrical system to the transport climate control load network.

A method of manufacturing a transport refrigeration unit is provided. The method includes providing an enclosure including an outer layer and a supporter. Providing the enclosure includes supplying one of a first material and a second material to a mold. This also includes supplying the other of the first material and the second material on the one of the first material and the second material that is supplied to the mold. Also, this includes curing the first material and the second material integrally that are supplied to the mold. The first material forms into the outer layer and the second material forms into the supporter. The second material includes a plurality of reinforcing fibers.