System and method for maintaining air temperature within a building HVAC system

    公开(公告)号:US10295237B2

    公开(公告)日:2019-05-21

    申请号:US15062864

    申请日:2016-03-07

    Abstract: A system and method for conditioning air within an air handling system of a building is provided. The building has a hot water source and a cold water source. The conditioning system includes at least one heating-cooling unit connected to the air handling system, a primary water storage device, at least one heat pump, and a controller. The heating-cooling unit, which includes at least one chilled beam, is operable to transfer heat into or out of air passing within the air handling system of the building. The primary water storage device is operable to store a volume of water within a predetermined temperature range. The primary water storage device is in communication with the hot water source and the cold water source. The heat pump is connected to the primary water storage device and the chilled beam. The controller is adapted to selectively drive the heat pump to transfer heat between the primary water storage device and the chilled beam. The controller is also adapted to selectively control the system to transfer heat into or out of the primary water storage device to maintain the water within the primary storage device within the predetermined temperature range.

    TRANSPORTATION REFRIGERATION SYSTEM

    公开(公告)号:US20210268873A1

    公开(公告)日:2021-09-02

    申请号:US17057180

    申请日:2019-11-11

    Abstract: 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.

    Refrigerated storage container air passage

    公开(公告)号:US11046508B2

    公开(公告)日:2021-06-29

    申请号:US16335137

    申请日:2017-10-12

    Abstract: A refrigerated storage container is provided and includes a container housing defining an interior in which cargo is storable, a condenser configured to receive air to remove heat from a refrigerant passing through the condenser, a condenser air inlet receptive of the air, a condenser air outlet configured to direct air exhausted from the condenser away from the condenser air inlet and a reefer air outlet configured to direct conditioned air exhausted from the interior toward the condenser air inlet.

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