Abstract: A transport refrigeration system (20) having: a multi-fuel capable engine (26); a refrigeration unit (22) powered by the engine (26); a first fuel system (120, 130, 140, 150) operably connected to the engine (26), the first fuel (120, 130, 140, 150) system including at least one of a propane fuel system (120), compressed natural gas fuel system (130), liquefied natural gas fuel system (140), and gasoline fuel system (150); a second fuel system (120, 130, 140, 150) operably connected to the engine (26), the second fuel system (120, 130, 140, 150) including at least one of a propane fuel system (120), compressed natural gas fuel system (130), liquefied natural gas fuel system (140), and gasoline fuel system (150); and a controller (30) configured to command a fuel to the engine (26) from the first fuel system (120, 130, 140, 150) or the second fuel system (120, 130, 140, 150), the controller (30) adjusts operation of the engine (26) in response to the fuel commanded.

Abstract: A transport refrigeration system (20) is provided. The transport refrigeration system includes: a natural gas engine (26), a compressed natural gas storage tank (60), an artificial aspiration device (70) providing decompressed natural gas and compressed air to the natural gas engine, an electric generation device (24) powered by the natural gas engine and providing an electric output, and a refrigeration unit (22) electrically powered by the electric output of the electric generation device.

Abstract: A transportation refrigeration unit includes an evaporator circulating a flow of refrigerant therethrough to cool a flow of supply air flowing over the evaporator, a compressor in fluid communication with the evaporator to compress the flow of refrigerant, and an engine operably connected to the compressor to drive operation of the compressor. The engine includes an exhaust pathway to direct an exhaust gas flow from the transportation refrigeration unit, and a nozzle extending circumferentially around the exhaust pathway defining a nozzle flowpath between the exhaust pathway and the nozzle, the nozzle configured to flow a cooling airflow along the nozzle flowpath to reduce a temperature of the exhaust gas flow.

Abstract: A refrigerated transportation cargo container includes a container and a refrigeration unit to provide a flow of refrigerated supply air for the container. The refrigeration unit has refrigerant flowing there through and includes a compressor and an engine (36) powered by a flow of fuel and driving the compressor. A regeneration heat exchanger (50) gasifies the fuel prior to the fuel entering the engine via a thermal energy exchange with the refrigerant flowing through the regeneration heat exchanger. A method of operating a refrigeration unit includes connecting an engine to a compressor and enabling a flow of refrigerant through the refrigeration unit. The refrigerant is directed through a regeneration heat exchanger as a flow of liquid fuel. The fuel is gasified at the regeneration heat exchanger via a thermal energy exchange with the refrigerant. The gasified fuel is directed to the engine to power the engine.

Abstract: A refrigeration system for a selected space includes a regeneration heat exchanger containing a volume of heat transfer fluid and a cargo heat exchanger located at the selected space. The cargo heat exchanger is fluidly connected to the regeneration heat exchanger to circulate the volume of heat transfer fluid therethrough. The selected space is conditioned to a selected cargo temperature via thermal energy exchange between the heat transfer fluid and a flow of air at the selected space. A fuel line extends through the regeneration heat exchanger and toward an engine and directs a flow of fuel to the engine to power the engine. The flow of fuel is regenerated via thermal energy exchange with the heat transfer fluid at the regeneration heat exchanger. The heat transfer fluid reaches a selected heat transfer fluid temperature via thermal exchange with the flow of fuel.

Abstract: A landing gear system (10) for a vehicle trailer having an HVAC/R system (14) is provided. The landing gear system includes a landing gear (20) configured to be raised and lowered to support the vehicle trailer, a motor (22) coupled to the landing gear and configured to raise and lower the landing gear, and a power source (24) operatively connected to the motor and configured for connection with the HVAC/R system.

Abstract: An HVAC/R system (10) for a vehicle cargo compartment (12) is provided. The HVAC/R system (10) includes an external heat exchanger (26) disposed outside of the vehicle cargo compartment (12) and configured to transfer heat from ambient air to a fluid (32), an internal heat exchanger (24) disposed inside of the vehicle cargo compartment (12) and configured to transfer heat from the fluid (32) to the vehicle cargo compartment (12), and a fluid circuit (30) configured to selectively circulate the fluid (32) between the external heat exchanger (26) and the internal heat exchanger (24) and a second fluid circuit (40) configured to selectively circulate the fluid (32) between the external heat exchanger (26) and an engine (18).

Abstract: A system for cooling compressed natural gas comprises a compressed natural gas coil located within a compartment. The compressed natural gas coil has a compressed natural gas inlet and a compressed natural gas outlet. The system also comprises a refrigerant coil located within the compartment. The refrigerant coil has a refrigerant inlet and a refrigerant outlet. The system further comprises a heat transfer fluid located within the compartment. The heat transfer fluid thermally connecting the compressed natural gas coil to the refrigerant coil.

Abstract: A transport refrigeration system (20) having: a multi-fuel capable engine (26); a refrigeration unit (22) powered by the engine (26); a first fuel system (120, 130, 140, 150) operably connected to the engine (26), the first fuel (120, 130, 140, 150) system including at least one of a propane fuel system (120), compressed natural gas fuel system (130), liquefied natural gas fuel system (140), and gasoline fuel system (150); a second fuel system (120, 130, 140, 150) operably connected to the engine (26), the second fuel system (120, 130, 140, 150) including at least one of a propane fuel system (120), compressed natural gas fuel system (130), liquefied natural gas fuel system (140), and gasoline fuel system (150); and a controller (30) configured to command a fuel to the engine (26) from the first fuel system (120, 130, 140, 150) or the second fuel system (120, 130, 140, 150), the controller (30) adjusts operation of the engine (26) in response to the fuel commanded.

Abstract: A transportation refrigeration unit includes an evaporator circulating a flow of refrigerant therethrough to cool a flow of supply air flowing over the evaporator, a compressor in fluid communication with the evaporator to compress the flow of refrigerant, and an engine operably connected to the compressor to drive operation of the compressor. The engine includes an exhaust pathway to direct an exhaust gas flow from the transportation refrigeration unit, and a nozzle extending circumferentially around the exhaust pathway defining a nozzle flowpath between the exhaust pathway and the nozzle, the nozzle configured to flow a cooling airflow along the nozzle flowpath to reduce a temperature of the exhaust gas flow.

Abstract: A transport refrigeration system (20) is provided. The transport refrigeration system includes: a natural gas engine (26), a compressed natural gas storage tank (60), an artificial aspiration device (70) providing decompressed natural gas and compressed air to the natural gas engine, an electric generation device (24) powered by the natural gas engine and providing an electric output, and a refrigeration unit (22) electrically powered by the electric output of the electric generation device.

Abstract: A transport refrigeration unit (26) includes a dedicated combustion engine system (56), an evaporator (50), and a de-frost heat exchanger (78) constructed and arranged to flow engine coolant in a heated state for defrosting the evaporator (50) when the dedicated combustion engine system (56) is not running. A method of operation may include running a defrost cycle of the unit (26) utilizing the heated coolant whether or not an associated internal combustion engine (66) of the unit (26) is running.

Abstract: A refrigeration system for a selected space includes a regeneration heat exchanger containing a volume of heat transfer fluid and a cargo heat exchanger located at the selected space. The cargo heat exchanger is fluidly connected to the regeneration heat exchanger to circulate the volume of heat transfer fluid therethrough. The selected space is conditioned to a selected cargo temperature via thermal energy exchange between the heat transfer fluid and a flow of air at the selected space. A fuel line extends through the regeneration heat exchanger and toward an engine and directs a flow of fuel to the engine to power the engine. The flow of fuel is regenerated via thermal energy exchange with the heat transfer fluid at the regeneration heat exchanger. The heat transfer fluid reaches a selected heat transfer fluid temperature via thermal exchange with the flow of fuel.

Abstract: A refrigerated transportation cargo container includes a container and a refrigeration unit to provide a flow of refrigerated supply air for the container. The refrigeration unit has refrigerant flowing there through and includes a compressor and an engine (36) powered by a flow of fuel and driving the compressor. A regeneration heat exchanger (50) gasifies the fuel prior to the fuel entering the engine via a thermal energy exchange with the refrigerant flowing through the regeneration heat exchanger. A method of operating a refrigeration unit includes connecting an engine to a compressor and enabling a flow of refrigerant through the refrigeration unit. The refrigerant is directed through a regeneration heat exchanger as a flow of liquid fuel. The fuel is gasified at the regeneration heat exchanger via a thermal energy exchange with the refrigerant. The gasified fuel is directed to the engine to power the engine.

Abstract: A transport refrigeration unit includes a source of unregulated AC power; a compressor; a power conditioning module to convert the unregulated AC power to regulated power; and a switch having a first position to connect the source of unregulated AC power to the compressor and a second position to connect the source of unregulated AC power to the power conditioning module.

Abstract: A method is provided for guiding a tape provided with a carrier tape and a cover tape through a component feeder. An end of the cover tape is peeled-off the carrier tape. Subsequently, a flexible strip is attached to the peeled-off end of the cover tape by means of a clip. The flexible strip, including the clip, is guided through a cover tape path of the component feeder.

Abstract: An interfacing device that integrates feeder mechanisms and surface mount machines of differing manufactures seamlessly. This device includes a carriage to which a feeder plate mechanism is mounted. The carriage couples external feeder connectors from a surface mount machine to the feeder plate mechanism. A number of feeder mechanisms received by the feeder plate mechanism interface with internal feeder connectors to the feeder plate mechanism. Thus, the feeder plate mechanism adapts external feeder connectors to internal feeder connectors, thereby allowing feeder mechanisms of varying manufacture to be used with differing surface mount machines.

Abstract: In an for controlling a feeder or feeder cart used in a pick-and-place electronics assembly machine, non-physical contact transmitters and receivers transfer data, such as feeder trigger signals, feeder ready signals, and component identification and usage information, between the feeder and/or feeder cart and the pick-and-place machine. Wiring or other physical connections between feeder, feeder cart, and pick-and-place machine controls are not required. A common, universal interface between different types of feeders, feeder carts, and pick-and-place machines is possible.