Carrier Corporation

Ivan Rydkin

Warren R Clough

Robert A Chopko

Lei Chen

Larry D Burns

Jeffrey John Burchill

Zhiwei Yang

Ciara N Poolman

Zidu Ma

Yu Chen

Craig Drew Bogli

Paul Papas

Mary D Saroka

Giorgio Rusignuolo

Renee A Eddy

Parmesh Verma

Garrison S Moseley

Mary Teresa Lombardo

Farley William Postgate

Kerry Allahar

Jeffrey Quesnel

Ciara Poolman

Yu H Chen

Warren Clough

An energy storage device for providing electrical energy to a refrigeration unit arranged to cool a container, the refrigeration unit including a condenser and an evaporator configured to cool air entering the container, the energy storage device including a casing; a battery disposed in the casing; and an evaporator subsystem including: a supply refrigerant tube configured to supply refrigerant from downstream of the condenser of the refrigeration unit; an expansion device arranged to receive condensed refrigerant from the supply refrigerant tube; a heat exchanger arranged to receive and evaporate refrigerant from the expansion device; a return refrigerant tube configured to return refrigerant from the heat exchanger to downstream of the evaporator of the refrigeration unit; wherein the evaporator subsystem includes an evaporator fan assembly constructed and arranged to flow air through the heat exchanger and into the casing about the battery.

Transport refrigeration system

A purge system for removing non-condensables from a chiller system includes a purge chamber, a plurality of carbon beds fluidly connected to the purge chamber into which a flow of refrigerant and non-condensables is selectably directed from the purge chamber to remove the non-condensables therefrom. A vent line is fluidly connected to the plurality of carbon beds to dispose of the collected non-condensables, and a heater is operably connected to the plurality of carbon beds to selectably heat one or more of the carbon beds of the plurality of carbon beds to release refrigerant therefrom and direct the released refrigerant to the purge chamber.

Purge system for chiller system

A transport refrigeration unit (TRU) system (IO) is provided. The TRU system includes a TRU (), an electrical grid and a control unit. The TRU () is configured to be operably coupled a container () and includes components configured to control an environment within an interior of the container () and a TRU battery pack () configured to store energy for powering at least the components. The control unit is communicative with the TRU () and the electrical grid and is configured to manage power supplies and demands between the TRU battery pack () of each TRU () and the electrical grid.

Transport refrigeration unit architecture and controls for smart grid optimization and integration

A refrigerated transport system comprises a body enclosing a refrigerated compartment. A refrigeration system () comprises first and second vapor compression loops each having: a refrigerant charge; a compressor (A,B) for driving the refrigerant of the refrigerant charge; a first heat exchanger (A,B) positioned to reject heat to an external environment in a cooling mode; and a second heat exchanger (A,B) positioned to absorb heat from the refrigerated compartment in the cooling mode.

Parallel loop intermodal container

A corrosion protection system is provided. The corrosion protection system comprises an electrical contact coupled to an apparatus. The electrical contact can apply a negative potential to the apparatus. The corrosion protection system comprises a sensor. The sensor detects moisture with respect to the apparatus. The corrosion protection system comprises a power supply. The power supply is electrically coupled to the electrical contact and provides a negative potential to the electrical contact in accordance with commands of a processor. The processor utilizes the power supply attached to the apparatus via the electrical contact to provide and apply the negative potential to the apparatus based on a sensor signal from the sensor. The sensor signal indicates the detection of the moisture by the sensor.

Corrosion protection system for heating ventalation air conditioning refrigeration

A transport refrigeration system () includes a transport refrigeration unit (), an energy storage device (), a supply refrigerant tube (), a return refrigerant tube () and at least one electrical pathway (). The transport refrigeration unit is adapted to cool a container. The energy storage device is adapted to provide electrical energy for operating the transport refrigeration unit. The supply refrigerant tube flows a refrigerant from the transport refrigeration unit to the energy storage device, and the return refrigerant tube flows the refrigerant from the energy storage device back to the transport refrigeration unit to cool the battery in the energy storage device (). The electrical pathway extends between the transport refrigeration unit and the energy storage device, and supplies at least electrical energy to the transport refrigeration unit.

A transport refrigeration unit includes at least one component, a frame (), and an energy storage module (). The at least one component is driven by electrical power. The frame () is constructed and arranged to structurally support the plurality of components. The energy storage module () is adapted to provide the electrical power, and is internally located and supported by the frame ().

Transport refrigeration unit

A transport refrigeration unit (TRU) direct current (DC) architecture includes a communications bus (), a DC power bus (), first and second voltage control units (VCUs) respectively comprising a DC/DC converter () coupled to the DC power bus and a local controller () coupled to the communications bus and to the DC/DC converter, an energy storage unit () and a DC powered load. The energy storage unit is configured to provide to the DC power bus () a quantity of DC power via the DC/DC converter () of the first VCU in accordance with control exerted thereon by the local controller () of the first VCU and a DC powered load. The DC powered load is configured to receive from the DC power bus a quantity of DC power via the DC/DC converter of the second VCU in accordance with control exerted thereon by the local controller of the second VCU.

Transport refrigeration unit (TRU) direct current (DC) architecture

An HVAC system is provided having an air supply system, a refrigerant circuit configured to condition air in the air supply system, and an electrochemical sensor configured to detect a refrigerant leak from the refrigerant circuit.

Leak detection unit for refrigerant system

A refrigerated transport system () comprises a body () enclosing a refrigerated compartment (). A refrigeration system () comprises: a vapor compression loop () having a first heat exchanger () positioned to reject heat to an external environment in a cooling mode. A heat transfer loop () has a second heat exchanger () positioned to absorb heat from the refrigerated compartment in the cooling mode. An inter-loop heat exchanger () has a first leg () along the vapor compression loop and a second leg () along the heat transfer loop in heat exchange relation with the first leg.

Series loop intermodal container

A method and an analyzer for detecting impurities in refrigerant (e.g. methyl chloride (R40) or Chlorodifiuoromethane (R22)), wherein the refrigerant analyzer () includes a first sensing device (), preferably a non-dispersive infrared sensor (NDIR), in flow communication with a second sensing device (), preferably an electrochemical sensor. The first sensing device is configured to determine a first characteristic of a refrigerant (e.g. absorbance in the IR range), and the second sensing device is configured to detect a second characteristic of the refrigerant (e.g. concentration in ppmv). Preferably, the refrigerant analyzer is a part of a system for detecting impurities () and further preferably it comprises flow regulators (), a scrubber () and a processor (). The scrubber is preferably in flow communication with the first sensing device and it preferably comprises a packing material comprising alumina (Al2O3, aluminum oxide).

Refrigerant analyzer and a method of using the same

A refrigerant analyzer including a pump, a filtering device, a temperature/humidity regulator, an electrochemical sensor, and a control device, wherein the refrigerant analyzer is configured to circulate conditioned air through the sensing chamber for an initialization duration of time to obtain an initial output value, determine whether the initial output value is stabilized below a predetermined initial limit, circulate a refrigerant through the sensing chamber for a sensing duration of time, operate the control device to measure a sensed output value, and operate the control device to determine a measured concentration of at least one contaminant within the refrigerant based on the sensed output value.

A heat transfer system is disclosed that includes a heat exchanger comprising an inlet, an outlet, and a flow path through the heat exchanger between the inlet and the outlet. The system also includes a fluid circulation loop external to the heat exchanger connecting the outlet to the inlet. A phase change composition is disposed in the system flowing through the fluid circulation loop and the flow path through the heat exchanger. This the phase change composition includes a first PCM that is a plant or animal or paraffinic oil having a first melting point and a second PCM that is a plant or animal or paraffinic oil having a second melting point lower than the first melting point.

Growing community of inventors

Rochester, NY, United States of America

Ivan Rydkin