Abstract: A power cord for transferring power to an electrically powered accessory configured to be used with at least one of a vehicle, a trailer, and a transport container is provided. The power cord includes a DC wire portion, an AC wire portion, and a single plug at one end of the power cord. The DC wire portion provides DC power to the electrically powered accessory. The AC wire portion provides AC power to the electrically powered accessory. The DC wire portion and the AC wire portion each have a first end and a second end. The single plug is connected to the first end of the DC wire portion and connected to the first end of the AC wire portion and includes an AC contact arrangement, a DC contact arrangement, and a communication contact arrangement.

Abstract: A method for optimizing power distribution amongst one or more electrical supply equipment stations at a power distribution site is provided. The method includes obtaining infrastructure data about the power distribution site, obtaining vehicle/transport climate control system data from one or more transport climate control systems and one or more vehicles demanding power from the one or more electrical supply equipment, and obtaining external data from an external source that can impact power demand from the one or more transport climate control systems. Each of the one or more transport climate control systems configured to provide climate control within a climate controlled space. The method also includes generating an optimized power distribution schedule based on the infrastructure data, the vehicle/transport climate control system data and the external data, and distributing power to the one or more transport climate control systems based on the optimized power distribution schedule.

Abstract: A method of remotely managing a transport climate control system (TCCS) includes a remote management device receiving performance data from the TCCS. The performance data based on one or more detected operating parameters of the climate control circuit. The method also including the remote management device providing the performance data to one or more user devices. A remote management system includes a remote management device configured to receive performance data for a climate control circuit from a climate controller of a TCCS and to provide the performance data to one or more user devices. A TCCS includes a controller configured to: generate performance data based on the one or more detected operating parameters of a climate control circuit, and transmit the performance data to a remote monitoring device. The climate controller also configured to receive an operating instruction from the remote monitoring device.

Abstract: Technologies for safely lowering a DC link voltage potential include detecting shut down of a system that is powered by the DC link energy storage system and initiating an operating mode to dissipate energy as a form of loss without utilizing an additional resistor, that is, dissipating the DC link internally to the enclosed power module.

Abstract: An electrically powered portable self-contained climate controlled storage unit is provided to connect to and automatically share power with an external power source. The storage unit includes a rechargeable battery system and a controller to determine whether to direct power flow to or from the rechargeable battery system. Methods and systems are provided for actively coordinating charging of multiple electrically powered portable self-contained climate controlled storage units that are connected to the external power source.

Abstract: The present application relates to a system for managing electrical power drawn from a vehicle alternator to supply power to an auxiliary system The system comprises a controller configured to: determine an output voltage of the vehicle alternator; perform a comparison of the output voltage of the vehicle alternator to a threshold; and adjust a power demand of the auxiliary system according to the result of the comparison.

Abstract: Electrically powered accessories connected to vehicle power systems are authenticated, and connections between the accessories and the vehicle power systems are based on permissions resulting from that authentication. accessories may supply authentication information associated with an authentication level, and form a permitted connection based on the authentication level. Vehicle power systems may obtain the authentication information, obtain the authentication level, and operate a power connection according to the authentication level. Authentication information can be obtained from the component or from a user of the component through, for example, a portable device. A system may include the electrically powered component and the vehicle power system. The system may further include a remote server to process the authentication information and determine the authentication level.

Abstract: Control systems for time-based pulldown and/or pull-up operation of transport climate control systems include a controller receiving a time for pulldown or pull-up, with the controller modeling the conditioned space and determining a trajectory for efficiently completing the pulldown or pull-up according to the received time. The controller further operates the transport climate control system according to the determined trajectory. The controller can receive information from the conditioned space and adjust operations in order to bring the pulldown or pull-up closer to the determined trajectory. The model can be a dynamic model of the specific conditioned space in which the pulldown or pull-up is being performed. The controller can further determine when a pulldown or pull-up will be completed and provide notifications based on whether the pulldown or pull-up can be completed by a particular time. The model can be updated based on system dynamics observed during pulldown or pull-up.

Abstract: An environmental control system for thermally conditioning air within an enclosed space comprising: a refrigerant circuit having a compressor, an indoor heat exchanger, an expansion device, and an outdoor heat exchanger. The system further comprises an intake flowpath for directing an intake flow of fresh air to the enclosed space, wherein a heat-transfer section of the indoor heat exchanger is located within the intake flowpath to thermally condition the intake flow of fresh air before entering the enclosed space. The system further comprises an exhaust flowpath for directing an exhaust flow of thermally conditioned air to an external environment. A recovery heat exchanger is configured to transfer thermal energy between the exhaust flow and the intake flow at a location within the intake flowpath that is upstream of the heat-transfer section of the indoor heat exchanger.

Abstract: A centrifugal blower includes a blower base, multiple blades fastened to the blower base, a hub integrated to a central portion of the blower base, and a top shroud to provide surrounding coverage to the multiple blades. The centrifugal blower is housed within an evaporator. The centrifugal blower may operate at operating speeds that are lower than those of typical or currently known implementations while generating an airflow that meets or even exceeds those of the typical or currently known implementations.

Abstract: A method for monitoring a potential hazard at an unoccupied transport unit and issuing a notification in response to detecting the potential hazard is provided. The method includes monitoring for the potential hazard at the unoccupied transport unit. The method also includes determining whether there is someone is in close proximity to the unoccupied transport unit upon determining the potential hazard. Also, the method includes providing a local notification of the potential hazard when it is determined that there is someone is in close proximity to the unoccupied transport unit and not providing the local notification of the potential hazard when it is determined that there is no one in close proximity to the unoccupied transport unit.

Abstract: 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.

Abstract: There is disclosed heat pump, comprising: an internal heat exchanger configured to transfer heat from refrigerant in a liquid line pathway to refrigerant in a suction line pathway, to superheat the refrigerant upstream of a compressor; and a controller configured to: control an expansion valve to maintain a target superheat of refrigerant at a control location. The target superheat is variable and is determined based on one or more operating conditions of the heat pump. There is also disclosed a method of operating a heat pump and a simulation method to determine a variable superheat.

Abstract: An electrically powered portable self-contained climate controlled storage unit that includes a base including an enclosure, in which the base is configured to support the self-contained climate controlled storage unit, a climate controlled space affixed above the base, and a climate control system for providing climate control to the climate controlled space. The climate control system is provided in the enclosure. The storage unit further includes at least one status indication light provided around a perimeter of at least one surface of the self-contained climate controlled storage unit. The system controller is connected to the self-contained climate controlled storage unit, and is configured to operate the at least one status indication light based on at least one of a system operation status of the self-contained climate controlled storage unit or a logistical operation status of the self-contained climate controlled storage unit.

Abstract: Systems and methods are provided for providing predictive energy consumption feedback for powering a transport climate control system. This can include determining whether an energy level of an energy storage source is greater than an expected energy consumption of a transport climate control system during a route, based on route parameters. The route parameters may be obtained via a human-machine interface. When the energy storage source is less than the expected energy consumption, a user is alerted. The systems and methods may further compare the energy level to an expected energy level during transit to determine if the energy level is greater or less than expected and alert the user when the energy level is less than expected.

Abstract: A method of minimizing C-Rate fluctuations with an electrically powered accessory (EPA) is disclosed. The EPA is configured to be used with at least one of a vehicle, a trailer, and a transport container that has a first controller. The EPA has a second controller. The method includes determining, by the first controller, a first C-Rate of a Rechargeable Energy Storage System (RESS). Also, the method includes comparing the first C-Rate to a first predetermined threshold. The method also includes when the first C-Rate exceeds the first predetermined threshold, the first controller sending a first request to the second controller to adjust a load of the EPA. The method further includes the second controller determining a first operational mode of the EPA based on the first request. Also the method includes when the first operational mode of the EPA allows a load change, the second controller adjusting the load of the EPA.

Abstract: A method of controlling an air-cargo transport refrigeration unit to regulate a compressor speed and a condenser fan speed is provided. Also, a method of controlling an air-cargo transport refrigeration unit based on determining an in-flight condition of the refrigeration unit is provided.

Abstract: Technologies described herein are directed to isolating or insulating at least portions of an evaporator coil within a climate control unit (CCU) of a TCCS so as to reduce or even eliminate adverse effects caused by a leaked working fluid. Such adverse effects may include a threat of ignition, asphyxiation of occupants, damage to cargo, and other harmful effects caused by emission of a noxious gas. A leak isolation structure is provided to isolate evaporator tubes of an evaporator coil from at least one of a plurality of turns of the evaporator coil.

Abstract: A method for notifying and mitigating a suboptimal event occurring in a transport climate control system that provides climate control to a climate controlled space of a transport unit is provided. The method includes monitoring an amount of power available for powering the transport climate control system, monitoring a power demand from the transport climate control system, and accessing operational data of the transport climate control system and the transport unit. The method also includes a controller determining whether a suboptimal event is detected based on one or more of the monitored amount of power available, the monitored power demand and the accessed operational data. Also, the method includes the controller generating a notification when a suboptimal event is detected, and the controller instructing the generated notification to be displayed on a display.

Abstract: An evaporator apparatus for a refrigeration cycle of an HVAC system or a refrigeration system is disclosed that includes: a primary evaporator pathway for a working fluid of the refrigeration cycle extending through a primary expansion device and a primary evaporator; a secondary evaporator pathway for the working fluid in parallel with the primary evaporator pathway and extending through a secondary expansion device and a secondary evaporator; a coolant circuit for cooling a device, the secondary evaporator configured for heat exchange between the working fluid and process fluid of the coolant circuit; and a controller configured to control: the primary expansion device to maintain a target superheat of working fluid at a primary control location downstream of the primary evaporator; and the secondary expansion device based on monitoring a temperature of process fluid to maintain a target temperature of process fluid at a coolant control location in the coolant circuit.