Abstract: Systems and methods for electrically isolating a high voltage continuously producing power source. In one embodiment, a high voltage continuously producing power supplying system for supplying high voltage electrical power to an automotive system includes a plurality of components configured to supply the high voltage electrical power to the automotive system and a high voltage power controller configured to receive the high voltage electrical power from the plurality of components. The system further includes an electrical isolation device configured to electrically isolate at least one of the plurality of components. The high voltage power controller is configured to detect that a fault state of the automotive system has occurred and when the detected fault state is detected, the high voltage power controller is configured to trigger the electrical isolation device to disconnect the at least one of the plurality of components from the automotive system.

Abstract: A transport power system is provided. The system includes a prime mover separate from a vehicle engine; a global positioning system (GPS) receiver configured to receive GPS data; and a controller configured to communicate with the prime mover and the GPS receiver. The controller is configured to determine an altitude of the transport power system with respect to sea level based on the GPS data received by the GPS receiver, determine a power output of the prime mover, adjust a power output upper limit for the prime mover based on the determined altitude, compare the power output of the prime mover and the adjusted power output upper limit, and operate the prime mover of the transport power system so as not to exceed the adjusted power output upper limit.

Abstract: Systems and methods for simultaneous vapor and liquid injection for a transport climate control system are provided. The system includes a compressor, a condenser having a condensing unit and a sub-cooling unit, a receiver, an economizer having a vapor outlet and a liquid outlet, a controller, and a flow control device. The receiver is disposed downstream of the condensing unit and upstream of the sub-cooling unit. The economizer is disposed downstream of the sub-cooling unit. The compressor includes a suction port, a vapor injection port connected to the vapor outlet of the economizer, and a liquid injection port separated from the vapor injection port. The controller is configured to control the flow control device to adjust an amount of liquid refrigerant into the liquid injection port to maintain a discharge temperature of the compressor at or below a threshold.

Abstract: The present disclosure relates to an apparatus comprising a controller, an inverter, a load and a DC link. The DC link is coupled to the load and couplable to a power source. The load comprises an AC electrical component. The inverter is configured to provide an output voltage and an output current to the AC electrical component, the output voltage having an output frequency. The controller is configured to: evaluate a component startup criterion relating to whether the AC electrical component is performing a startup process; in response to a determination that the component startup criterion has been met, operate the inverter in a protected startup mode; and when operating the inverter in the protected startup mode, control the output frequency such that the output frequency increases with time until the output frequency reaches a predefined operating frequency.

Abstract: There is disclosed a climate controlled vehicle 11 comprising: a prime mover 21; a transport climate control unit 14; a vehicle power network 204 comprising: an alternator 205 configured to be driven by the prime mover when the prime mover is active, a primary battery 210 electrically connected to the alternator for charging; a secondary battery 211 electrically connected to the alternator for charging; power supply terminals 207 connecting the vehicle power network to the transport climate control unit; a switch 206 having a closed configuration in which the primary battery and the second battery are electrically coupled to the alternator for charging and an open configuration in which the secondary battery and the power supply terminals are isolated from the primary battery to prevent power supply from the primary battery to the transport climate control unit.

Abstract: An electrically powered portable self-contained climate controlled storage unit that is self-weighing and/or measures its orientation. The storage unit includes a base including an enclosure and at least one foot for supporting 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 sensor for measuring a weight and/or orientation associated with the self-contained climate controlled storage unit and a system controller connected to the self-contained climate controlled storage unit. The system controller is configured to determine an unsafe operating condition of the self-contained climate controlled storage unit based on the weight and/or orientation associated with the self-contained climate controlled storage unit measured by the sensor.

Abstract: Methods and systems for operating a transport climate control system providing climate control within a climate controlled space of a transport unit, the method including setting a mean kinetic temperature setpoint to control a compressor and/or fans in the transport climate control system and determining a mean kinetic temperature in the climate controlled space. The method further includes regulating the mean kinetic temperature in the climate controlled space while optimizing the energy spent by adjusting the cooling and/or heating capacity of the system.

Abstract: Airflow volume and/or direction from configurable remote heat exchanger unit of a transport climate control system providing climate control within a climate controlled space of a transport unit may be variably controlled based on sensor data.

Abstract: A transport climate control system configured to provide climate control within a climate controlled space towed by a vehicle is provided. The transport climate control system includes an electrical isolation box configured to house and a drive module and a compressor. The drive module receives power from a vehicle power network including a rechargeable energy storage system (RESS) to power the compressor. The drive module and the compressor are electrically isolated at a climate control system electrical potential reference, which is different from an electrical potential reference of a vehicle chassis to which the electrical isolation box is connected.

Abstract: Technologies described herein pertain to delivering power to primary and accessory electrical components associated with a vehicle that is at least partially electrically powered, as well as to a power source of the vehicle itself. To operate one or more of accessory electrical components and deliver power to a vehicle battery, via a power distribution unit, the embodiments facilitate understanding of dynamic power available to the accessory electrical components as well as the vehicle battery, and distributing of the power in a prioritized manner to optimize the system for a most efficient power delivery process, with regards to power needs and power availability. Managing power supplied to a climate control unit that is used in a transport climate control system providing climate control to at least one of an internal space of a vehicle, may be performed by a controller that is electrically connected to at least the climate control unit.

Abstract: The present disclosure relates to an electrical apparatus comprising: an AC power module including a rectifier system; a DC bus configured to electrically couple the AC power module to a core power module including at least one DC electrical component; a pre-charge circuit; and a control system. The control system is configured to: responsive to a pre-charge initiation signal, perform a pre-charging procedure for pre-charging the DC bus, the pre-charging procedure including: activating the pre-charge circuit to provide a pre-charging current to the DC bus; monitoring a voltage on the DC bus; and responsive to a determination that the monitored voltage on the DC bus has reached a pre-charging threshold, perform a run procedure including: deactivating the pre-charge circuit; and electrically coupling the AC power module to an external AC power supply via an AC bus.

Abstract: A refrigeration system comprising a controller is provided. The controller is configured to: determine one or more parameters of the refrigeration system; determine whether a first mode selection condition has been met and/or whether a second mode selection condition has been met based on the determined one or more parameters; select a first mode upon the first mode selection condition having been determined to have been met and/or upon the second mode selection condition having been determined to have not been met; select a second mode upon the second mode selection condition having been determined to have been met and/or upon the first mode selection condition having been determined to have not been met; and operate the refrigeration system in the selected mode.

Abstract: A method for predicting an impending climate control failure for a transport temperature control system (TCCS) is provided. The method includes a backend obtaining one or more operational parameters and/or one or more control parameters of transport temperature control systems including the TCCS. The method also includes obtaining warrantee data and/or service records for the transport temperature control systems. The method further includes training a machine learning model with the warrantee data and/or service records for the transport temperature control systems, and at least one of the operational parameters of the transport temperature control systems or the control parameters of the transport temperature control systems. Also the method includes deploying the trained machine learning model. The method further includes predicting the impending climate control failure for the TCCS based on the trained machine learning model, operational parameters of the TCCS, and/or control parameters of the TCCS.

Abstract: The present disclosure relates to an apparatus for supplying electrical power to a transport refrigeration unit. The apparatus comprises: a power converter including a rectifier, a first inverter and a DC link; a power distribution unit electrically coupled to the DC link; and a second inverter with an input for electrically connecting to an electrical generator and an output for electrically connecting to the power distribution unit or the DC link. The DC link is electrically connected to an output of the rectifier and an input of the first inverter. An input of the rectifier is electrically connectable to a power source external to the apparatus. An output of the first inverter is electrically couplable to the transport refrigeration unit. The second inverter is configured to convert an alternating current voltage supplied at the input into a direct current voltage for supply at the output.

Abstract: A transport power system for generating power is provided. The transport power system includes an extended mid-pipe having a flexible member and an insulated member that is connected to the flexible member. The flexible member is coupled to an exhaust manifold disposed on a diesel prime mover that is configured to generate exhaust. The extended mid-pipe is configured to receive the exhaust from the exhaust manifold. The diesel oxidation catalyst (DOC) is coupled to the insulated member. The transport power system also includes a housing containing the DOC and the diesel prime mover. The DOC is positioned away from the diesel prime mover such that the DOC is configured to be unstacked in a depth direction of the housing. The insulated member is configured to maintain a temperature of the exhaust to at or above an activation temperature of the DOC.

Abstract: A mobile environmental sensor system includes a first mobile environmental sensor, a controller, and a network transmitter disposed on a transport unit. The controller is in electronic communication with the first mobile environmental sensor and the network transmitter. The controller includes a processor and a memory. The processor is configured to trigger a measurement from the first mobile environmental sensor. A sensed value is received from the first mobile environmental sensor. The processor compares the sensed value as received from the first mobile environmental sensor to a reference sensed value received by the controller via the network transmitter. The processor calibrates the first mobile environmental sensor based on the comparison of the sensed value as received and the reference sensed value as received. The calibration includes a normalization between the sensed value as received and the reference sensed value as received. The normalization includes a time dependent component.

Abstract: A method of providing a virtual door sensor for a transport unit is disclosed. The method includes monitoring operation of a transport climate control system for a climate controlled space to obtain transport climate control system operating data; transforming the transport climate control system operating data into door event model inputs; predicting a door event based on the obtained door event model inputs; and transmitting a notification according to the predicted door event.

Abstract: Methods and systems for controlling noise generated by a transport climate control system (TCCS) that provides climate control within a climate controlled space of a transport unit are disclosed. The methods and systems include a controller obtaining a noise tolerance, wherein the noise tolerance is a threshold noise level that includes at least a noise level generated by the TCCS; the controller monitoring the noise level generated by the TCCS; the controller comparing the noise tolerance with the noise level generated by the TCCS; upon the controller determining that the noise level generated by the TCCS is greater than the noise tolerance, the controller determining a target operating condition of the TCCS for matching the noise level generated by the TCCS with the noise tolerance; and the controller adjusting the TCCS to the target operating condition to adjust the noise level generated by the TCCS.