A heat exchanger includes a sensor grid with sensor leads extending through tube restraints for heat exchange tubes in the heat exchanger. The tube restraint includes a body having a plurality of tube openings defined therein with each tube opening receiving one heat exchange tube of the set of heat exchange tubes therethrough. The body also includes a sensor lead opening defined therein to receive a sensor lead therethrough. Each tube opening has a larger dimension than the sensor lead opening. The sensor grid is installed during manufacture rather than in the field, allowing the sensor grid to be on outermost and inner sets of hea exchange tubes in the heat exchanger.

A heat exchanger includes: a first straight section; a second straight section; and a bent section or elbow linking the first straight section and the second straight section. Each straight section comprises a part of an internal cylindrical shell and of an external cylindrical shell, both cooperating to form an intershell space enclosing a bundle of parallel U-bent tubes having each a first and a second straight part respectively located in the first straight section and second straight section of the exchanger and a 180°-bent part located in the bent section or elbow of the exchanger, so that, in use, a first fluid to be heated and vaporized is flowing in the tubes. The external cylindrical shell is provided respectively at one end with an inlet and at another end with an outlet for a second fluid which is a hot thermal fluid.

A submersible heat-exchanging apparatus for installation into storage tanks used for containing industrial oils. The apparatus comprises a cylindrical heat-exchange component with one end sealingly engaging a terminal plug and the other end sealingly engaging and communicating with a coupling manifold having opposed inflow and outflow ports. A flow-directing elongate insert is provided with one end configured to engage the coupling manifold interposed the inflow and outflow ports, and the other end provided with an aperture and configured for abutting the terminal plug. The flow-directing elongate insert slidingly contacts and cooperates with the inner walls of the heat-conductive conduit thereby partitioning the heat-conductive conduit into two opposed fluid transmission channels wherein one channel communicates with the inlet port and the other channel communicates with the outlet port. The coupling manifold sealingly engages an aperture provided in the storage tank whereby the heat-exchange component extends into the tank.

A baffle for a fluid collection portion of a thermal transfer device can include a body having an inner perimeter, an outer perimeter, and an asymmetric feature, where the asymmetric feature is configured to create a pressure drop within the fluid collection portion of the thermal transfer device. The inner perimeter can be configured to be at least as large as an inner surface of a first wall that forms the fluid collection portion of the thermal transfer device. The outer perimeter can be configured to be no larger than an outer surface of a second wall that forms the fluid collection portion of the thermal transfer device.

A heat exchanger devices for operations in heavy liquid metal coolant mediums that ensures reliable fixation and spacing of heat exchanger tubes. A first option includes one supporting spacer grid 1 consisting of a cylindrical shell 2 and two or more tiers of plates 3 and 4 spaced apart at the preset gap, while the width of each plate lies within the plane which is parallel to the shell axis; ends of all plates are fixed to the shell such that plates of any tier are parallel to each other and located at the preset gap; plates of different tiers are criss-crossed at an angle of 60 degrees along the shell axles and fastened together at the crossing points. A second option includes three dividers which run through the cylinder axis; their ends are connected to the shell and are spaced at an angle of 60 degrees.

A battery paste mixer condensation assembly includes a duct, a condenser, a basin, and a pipe. The duct is in fluid communication with a battery paste mixer. Exiting gas from the battery paste mixer can travel through the duct. The condenser is situated downstream of the duct. The basin is situated near the condenser. Condensed liquid from the condenser is deposited in the basin. The pipe is in fluid communication with the basin and is in fluid communication with the battery paste mixer. Deposited liquid in the basin can travel from the basin and to the battery paste mixer by way of the pipe.

The present disclosure discloses a fluidized bed cooler with regional coordination enhancement, comprising a shell, a catalyst inlet, an interior of the shell is divided into a catalyst inlet influence region, a dilute phase region, a dense phase region and a gas distributor influence region; a catalyst inlet inclined tube is provided obliquely upward at the catalyst inlet, and a regional particle distributor is provided at the catalyst inlet; the dense phase region is provided with a plurality of dense phase baffle plates, and the dilute phase region is provided with a plurality of dilute phase baffle plates; and the gas distributor influence region is provided with double gas distributors. The fluidized bed cooler simultaneously well solves the low internal stability and the low heat exchange efficiency of the fluidized bed cooler, thereby realizing the stable and efficient operation of the fluidized bed cooler.

A counterflow heat exchanger includes a first fluid inlet, a first fluid outlet fluidly coupled to the first fluid inlet via a core section, a second fluid inlet, and a second fluid outlet fluidly coupled to the second fluid inlet via the core section. The core section includes a plurality of first fluid passages configured to convey the first fluid flow from the first fluid inlet toward the first fluid outlet, and a plurality of second fluid passages configured to convey the second fluid flow from the second fluid inlet toward the second fluid outlet such that the first fluid flow exchanges thermal energy with the second fluid flow at the core section. One or more drains are operably connected to the plurality of first fluid passages configured to remove condensation from an interior of the first fluid passages prior to the condensation reaching the first fluid outlet.

A baffle for a fluid collection portion of a thermal transfer device can include a body having an inner perimeter, an outer perimeter, and an asymmetric feature, where the asymmetric feature is configured to create a pressure drop within the fluid collection portion of the thermal transfer device. The inner perimeter can be configured to be at least as large as an inner surface of a first wall that forms the fluid collection portion of the thermal transfer device. The outer perimeter can be configured to be no larger than an outer surface of a second wall that forms the fluid collection portion of the thermal transfer device.

Provided are heat exchangers that have a plurality of integrally formed contiguous unit cells defining a three-dimensional lattice of repeating unit cells, and methods of reducing a pressure drop in a three-dimensional lattice structure of a heat exchanger. The plurality of integrally formed contiguous unit cells includes a plurality of pathway cells and a plurality of partial unit cells. The plurality of pathway cells have a solid domain that includes interior and exterior pathway-cell surfaces that respectively contiguously define first and second furcated fluid domains for a first fluid and a second fluid to respectively flow across the plurality of pathway cells. The plurality of partial unit cells may introduce a partial phase-shift to the three-dimensional lattice of repeating unit cells such that the first fluid domain comprises a first rounded unit cell entrance and the second fluid domain comprises a second rounded unit cell entrance.