Carrier Corporation

Hamilton Sundstrand Corporation

Jack Leon Esformes

Abbas A Alahyari

Michael F Taras

Wei Zhang

Mark R Jaworowski

Marcel Christians

Satyam Bendapudi

Arindom Joardar

Bruce J Poplawski

Robert H Chiang

Tobias H Sienel

Scott Alan Eastman

Luis Felipe Avila

Mel Woldesemayat

Dhruv Chanakya Hoysall

Melkamu Woldesemayat

Matthew Robert Pearson

Thomas D Radcliff

Richard G Lord

John H Whiton

Neal Magdefrau

Jason D Scarcella

Edward A Huenniger

Thomas J Garosshen

Charbel Rahhal

Steven W Gronda

Sean P Breen

Jules Ricardo Munoz

Bryce Kirk Moore

Lokanath Mohanta

Mary Teresa Lombardo

XingHua Huang

Lawrence W Ubowski

Martin C Bezon

James S Styron

Patrick Fichot

Arindom Joarder

Ricardo Munoz

Salim Bahattin Yilmaz

Xinliang Qiu

Thomasd Radcliff

A heat recovery wheel for a heat exchanger includes a wheel rim defining an outer perimeter of the heat recovery wheel, and a plurality of wheel passages located between the wheel rim and the wheel axis. The plurality of wheel passages are arranged in a plurality of radial layers relative to a wheel central axis. Each layer is defined by a first shaped material having a first cross-sectional shape and a second shaped material assembled to the first shaped material, the second shaped material having a second cross-sectional shape. Radially adjacent layers of the plurality of layers are secured directly to one another, and the plurality of wheel passages are configured for flow of a first airflow and a second airflow therethrough for thermal energy exchange between the first airflow and the second airflow.

Heat recovery ventilator

Disclosed is a double wave fin plate for a fin-tube heat exchanger, having: one half-plate having one perimeter edge with one cut-out forming one portion of a tube connector; another half-plate having another perimeter edge with another cut-out forming another portion of the tube connector; the one perimeter edge and the other perimeter edge are connected to one another about each cut-out to form the fin plate and the tube connector; one surface waveform is formed on the one half-plate; another surface waveform is formed on the other half-plate, and the one surface waveform is disposed at an angle to the other surface waveform in the fin plate.

Double wave fin plate for heat exchanger

The present disclosure relates to heat exchangers and heat exchange systems such heat exchangers. The heat exchangers include a shell having an inlet and an outlet and heat exchange tube bundles arranged therein. The shell includes a first region communicating with the inlet configured to accommodate the heat exchange tube bundles and a refrigerant input from the inlet. The refrigerant performs heat exchange with a fluid in the heat exchange tube bundles. A second region is arranged between the first region and the outlet and communicates with the first region and the outlet. A heating device is disposed in the second region. Embodiments may optimize spatial layout of the heat exchanger tube bundles, effectively improving the utilization of shell space of the heat exchanger the heat transfer efficiency of the heat exchanger at the same material cost, and enhance the overall performance, safety and reliability of the system.

Heat exchanger and heat exchange system including the same

A multiple tube bank heat exchanger includes a first tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship and a second tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship. The second tube bank is disposed behind the first tube bank with a leading edge of the second tube bank spaced from a trailing edge of the first tube bank. A continuous folded fin extends between the first and second flattened tube segments of both of said first tube bank and said second tube bank.

Flattened tube finned heat exchanger and fabrication method

A method of making a heat exchanger with a net shape moldable highly thermally conductive polymer composite includes mixing a polymer and a thermally conductive filler material and molding the polymer composite into heat exchanger components. The heat exchanger can be tailored to varying heating and cooling needs with moldable geometries.

Net shape moldable thermally conductive materials

A shell-and-tube heat exchanger and an air conditioning system. The shell-and-tube heat exchanger includes: a shell provided with a liquid inlet and an vapor outlet, the vapor outlet being disposed at an top portion of the shell; and a heat exchange tube bundle disposed in the shell in an axial direction of the shell; wherein the heat exchange tube bundle includes: a plurality of first heat exchange tubes located at an upper portion, the first heat exchange tubes having a first spacing therebetween; and a plurality of second heat exchange tubes located at a lower portion, the second heat exchange tubes having a second spacing therebetween; the first spacing is different from the second spacing.

Shell-and-tube heat exchanger and air conditioning system

A heat exchange conduit includes a body having a first portion including a first flow channel and a second portion including a second flow channel. A cross-section of the heat exchange conduit varies over a length of the heat exchange conduit.

Folded conduit for heat exchanger applications

A falling film evaporator includes a plurality of evaporator tubes through which a volume of thermal energy transfer medium is flowed, a separator to separate a flow of liquid refrigerant from a vapor and liquid refrigerant mixture, and a distributor operably connected to the separator to distribute a flow of liquid refrigerant over the plurality of evaporator tubes. The distributor includes a distributor inlet to receive the flow of liquid refrigerant from the separator, a sparge channel connected to the distributor inlet to flow the liquid refrigerant therethrough and exiting the sparge channel via a plurality of sparge openings in an upper surface of the sparge channel, and a distribution sheet disposed below the sparge channel through which the liquid refrigerant flows onto the plurality of evaporator tubes. A flow rate of liquid refrigerant through each sparge opening of the plurality of sparge openings is substantially equal.

Distributor for falling film evaporator

A heat exchanger is provided including an inlet manifold and an outlet manifold arranged generally parallel to the inlet manifold and being spaced therefrom by a distance. A plurality of rows of microtubes is aligned in a substantially parallel relationship. The plurality of rows of microtubes is configured to fluidly couple the inlet manifold and the outlet manifold. Each of the plurality of rows includes a plurality of microtubes.

Microtube heat exchanger

A method is provided for manufacturing a manifold assembly with internal fluid communication between a first manifold defining a first fluid chamber and a second manifold defining a second fluid chamber of the manifold assembly, the first manifold and the second manifold joined in parallel relationship along a longitudinally extending interface between a wall of the first manifold and a wall of the second manifold. The method includes: forming a first access port in a wall of one of the first manifold and the second manifold diametrically opposite the interface; forming a first fluid communication port extending through a wall of the first manifold and a wall of the second manifold at the interface and defining a first fluid passage between the first and second fluid chambers; and sealingly plugging the access port.

Method for manufacturing a multiple manifold assembly having internal communication ports

A heating, ventilation and air conditioning (HVAC) system includes a condenser () flowing a flow of refrigerant therethrough and to an output pipe () and a falling film evaporator () in flow communication with the condenser and having an evaporator input pipe () located vertically higher than the output pipe. A plurality of riser pipes () connect the output pipe to the evaporator input pipe. The flow of refrigerant flows through selected riser pipes of the plurality of riser pipes as required by a load on the HVAC system.

Refrigerant riser for evaporator

An air-cooled chiller system includes a heat exchanger including a first tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship; a second tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship, the second tube bank disposed behind the first tube bank with a leading edge of the second tube bank spaced from a trailing edge of the first tube bank; a fan creating an airflow across the first heat exchanger, the airflow flowing over the first tube bank prior to flowing over the second tube bank, wherein refrigerant flows in the heat exchanger in a cross-counterflow direction opposite that of the airflow direction.

Heat exchanger for air-cooled chiller

A falling film evaporator includes a plurality of evaporator tubes through which a volume of thermal energy transfer medium is flowed, and a distributor to distribute a flow of liquid refrigerant over the plurality of evaporator tubes. The distributor includes a distributor box and a distribution sheet positioned at a bottom surface of the distributor box having a plurality of peaks and valleys, with sidewalls extending between each peak and each valley. A plurality of ports is located in the sidewalls to distribute the flow of liquid refrigerant downwardly over the plurality of evaporator tubes.

Refrigerant distributor for falling film evaporator

Growing community of inventors

Jamesville, NY, United States of America

Jack Leon Esformes