Abstract: A refrigerant recovery system includes a direct current (DC) motor and digital display and controls enabling an automatic self-test mode to insure proper operation prior to starting to service an HVAC system and a maintenance assist mode to diagnose and suggest maintenance for optimum performance of the refrigerant recovery system.

Abstract: The present invention discloses a refrigerator control method and system using a linear compressor. The control method comprises: monitoring an ambient temperature T of a refrigerator; comparing the ambient temperature T with a preset ambient temperature threshold T0; if T is greater than T0, controlling an output power of the linear compressor to be a preset first output power, and if T is smaller than or equal to T0, controlling the output power of the linear compressor to be a preset second output power, which is greater than the preset first output power. In the present invention, by increasing the stroke of the piston inside the linear compressor through controlling the output power of the linear compressor, the refrigerator can be guaranteed to work normally by avoiding protection of the linear compressor by the frequency converting board.

Abstract: An ice maker includes a plurality of fingers extending into a tub. A manifold has a plurality of outlets. The plurality of outlets is positioned below the plurality of fingers within the tub. A multi-speed pump is operable to flow liquid water from a reservoir to the manifold such that the liquid water exits the manifold at each outlet of the plurality of outlets and flows upwardly towards the plurality of fingers. A controller is configured for changing a speed of the multi-speed pump during an ice making cycle of the ice maker.

Abstract: An ice maker includes: an ice tray having partitioned spaces for receiving ice-making water; an ejector for separating ice in the ice tray; a detection unit for detecting at least one of a position of the ejector and a temperature of the ice tray; a control box provided to face the ice tray and including a motor operating the ejector and a printed circuit board provided therein; and a surface type heater provided in the ice tray and including a heating element of a metal thin film or a heat wire and an insulating member surrounding the heating element. The surface type heater is adhered to the ice tray by being pressed by an instrument provided in the ice tray or adhered to the ice tray by being bonded thereto.

Abstract: There is provided improved utilisation of the cooling capacity in dry ice. An apparatus comprises at least one sealed container for dry ice enclosed within another sealed container, wherein the at least one sealed container for dry ice is operatively connected to a storage container for cooling the storage container to a target temperature or to a target temperature range by sublimed dry ice from the at least one sealed container for dry ice, and the at least one sealed container for dry ice is operatively connected to said another sealed container for conducting sublimed dry ice from the at least one sealed container for dry ice to said another sealed container, when the target temperature of the storage container is met.

Abstract: A water exchange cooler having an inner cavity formed of a wall extending vertically from a base forming the bottom portion of the cooler and having a covering thereon. At least two wall assemblies between two of the side walls forming compartments within the cooler. A water pump in one compartment with a pump tube extending therefrom to another compartment containing ice. Cooling of the contents of the cooler is achieved by flowing water over ice and circulating the cold water around the contents of the cooler by means of the pump.

Abstract: A refrigerator and an air passage device thereof. The air passage device comprises an air passage cover plate, an air passage foam, and an air door which comprises: a base plate part provided with at least one arcuate guide hole and an elongate through hole parallel with the arcuate guide hole, wherein the hole wall of at least a part of the arcuate guide holes is provided with multiple limiting portions, and the elongate through hole is arranged close to the side at which the hole wall is provided with the limiting portions; and a shielding part which adjusts the ventilation area of the air passage when being rotated, and at least one guide column, which is inserted into a corresponding arcuate guide hole and cooperates with the arcuate guide hole by interference fit. The air door is simple in structure, convenient in operation and does not consume any power.

Abstract: A refrigerator appliance with a freezer chamber in fluid communication with a duct door of a dispenser assembly of the refrigerator appliance. Upon a proximity sensor detecting a user within a proximity range, the duct door is opened to reduce the pressure differential between the freezer chamber and the surrounding ambient air, thereby reducing the opening force required to open the freezer door.

Abstract: The present disclosure relates to a water purifier. A water purifier according to an aspect includes a coolant tank in which a coolant is stored, a cold water pipe accommodated in the coolant tank, an evaporator accommodated in the coolant tank, a stirring member placed inside the coolant tank to stir the coolant, and a partition member accommodated inside the coolant tank to partition an inner space of the coolant tank into a first space and a second space, wherein the evaporator is located in the first space, and the cold water pipe is located in the second space.

Abstract: A defrost indicator having a receptacle configured for containing a quantity of a freezable medium. In some embodiments, the defrost indicator may have an indicator such as an LED light or alarm configured to provide an alert of a defrost condition upon activation, a power source electrically coupled to the indicator, and a disk arranged within the receptacle and configured to activate the indicator. In other embodiments, the defrost indicator may have a pouch containing a frozen indicator tablet comprising a medium having a melting temperature. The medium may include water and a salt in some embodiments.

Abstract: A refrigerated merchandiser including a case defining a product display area supporting product and an evaporator disposed in an air passageway in fluid communication with the product display area via an outlet to direct a refrigerated airflow into the product display area. The merchandiser also includes a control system in communication with and programmed to control the refrigeration system so that the product display area is maintained within a predetermined temperature range. The control system also varies the temperature of the refrigerated airflow through the outlet above an airflow temperature threshold between about 35 degrees Fahrenheit and 41 degrees Fahrenheit at least once during a predetermined time period to avoid formation of frost on the evaporator while maintaining the product display area within the predetermined temperature range.

Abstract: A condensate overflow handling apparatus having a condensate drain reservoir housing positioned at a first elevation. The reservoir housing has an inlet that is adapted to be fluidly connected to at least one drain pan of an air cooling appliance positioned at a second elevation above the reservoir housing. A fluid level sensor is mounted to the reservoir housing for sensing a fluid level within the reservoir housing which activates a pump to pump fluid from the reservoir housing through an exit conduit into a discharge assembly. The discharge assembly comprises at least one discharge hose and a stepped expansion fitting mounted to the at least one discharge hose.

Abstract: A vacuum adiabatic body includes: a first plate member defining at least one portion of a wall for a first space; a second plate member defining at least one portion of a wall for a second space having a different temperature from the first space; a sealing part sealing the first plate member and the second plate member to provide a third space that has a temperature between the temperature of the first space and the temperature of the second space and is in a vacuum state; a supporting unit maintaining the third space; a heat resistance unit at least including a conductive resistance sheet capable of resisting heat conduction flowing along a wall for the third space to decrease a heat transfer amount between the first plate member and the second plate member; and an exhaust port through which a gas in the third space is exhausted, wherein the vacuum adiabatic body further includes a side frame fastened to the conductive resistance sheet and the second plate member, and wherein the side frame is fastened to a

Abstract: A vacuum adiabatic body includes: a first plate member defining at least one portion of a wall for a first space; a second plate member defining at least one portion of a wall for a second space having a different temperature from the first space; a sealing part sealing the first plate member and the second plate member to provide a third space that has a temperature between the temperature of the first space and the temperature of the second space and is in a vacuum state; a supporting unit maintaining the third space; a heat resistance unit for decreasing a heat transfer amount between the first plate member and the second plate member; an exhaust port through which a gas in the third space is exhausted; a side frame provided at an edge portion of the third space, the side frame having at least one portion defining a wall for the third space; and a peripheral frame fixed to the side frame to have a part mounted thereto.

Abstract: A fixture in the form of a shelf that can be mounted to a support bar secured to the inner face of a refrigerator door. The shelf is telescopic and has at least two parts, a base and a platform, both being slidable upon each other and slidable along the support bar. The base and the platform have mounting means on the support bar and route-limited fitting and sliding means therebetween. The fixture allows for an increase or reduction in space of the telescoping shelf for better arranged storage of beverage cans or the like, in order to ensure versatility and safety to the arrangement of cited products.

Abstract: Exemplary embodiments are generally directed to beverage chillers for chilling a hot beverage so that the hot beverage can be served as a chilled beverage in real time on demand fashion. The beverage chillers include a beverage collection section, a heat exchanger section, and a dispensing section fluidically connected relative to each other. The beverage collection section receives a beverage in a hot state. The heat exchanger section chills the beverage from the hot state to a predetermined chilled temperature. The dispensing section dispenses the beverage at or near the predetermined chilled temperature. Exemplary embodiments are also directed to methods and systems for chilling a hot beverage in real time on demand fashion.

Abstract: Disclosed herein is a boil-off gas reliquefaction apparatus. The boil-off gas reliquefaction apparatus includes: a plurality of compressors arranged in parallel to compress boil-off gas discharged from a storage tank; a reliquefaction unit reliquefying the boil-off gas compressed by each of the plurality of compressors; and a plurality of supply lines providing a path through which the boil-off gas is supplied from the plurality of compressors to the reliquefaction unit and a path through which the boil-off gas flows in the reliquefaction unit, wherein the plurality of supply lines is arranged independently of one another without being joined together.

Abstract: The invention relates to a of processing a liquid natural gas stream at a LNG import terminal. The method comprises operating a vaporization unit obtaining a pressurized vaporized natural gas stream and operating a slushification unit to obtain a slush of liquid and solids and a cooled vapour phase. The method further comprises withdrawing the cooled vapour phase from the slushifier providing a cooled vapour stream and passing the cooled vapour stream to the vaporization unit.

Abstract: A boil-off gas recovery system 1 includes a tank 2 storing liquefied gas, an oil supply type compressor 3b for compressing boil-off gas generated by partial evaporation of the liquefied gas in the tank 2, and a reliquefying system 9 for liquefying the boil-off gas compressed by the oil supply type compressor 3b and returning the liquefied gas that has been liquefied to the tank 2. The reliquefying system 9 includes a heat exchanger for oil constituent condensation 11 for cooling down the boil-off gas to a temperature equal to or lower than a condensation temperature of an oil constituent contained in the boil-off gas, a separator 14 for separating the oil constituent condensed by the heat exchanger for oil constituent condensation 11 from the boil-off gas, and a reliquefying portion for liquefying the boil-off gas from which the oil constituent is separated.

Abstract: A method for starting and operating a plant for the liquefaction of a gaseous product comprising the steps of electrically connecting a variable frequency drive to a motor of a first machine string; increasing the speed of the motor of the first machine string up until a first predefined threshold; electrically disconnecting the variable frequency drive from the motor of the first machine string; electrically connecting the variable frequency drive to a motor of a second machine string; the first predefined threshold is function of said frequency of the power supply grid. The variable frequency drive can be switched during operation of the plant among the strings according to process requirements.

Abstract: An in-line L-Grade recovery system having a first in-line separator in communication with a natural gas stream and configured to separate the natural gas stream into a gas stream and a liquid stream, a second in-line separator in communication with the first in-line separator and configured to separate the liquid stream into L-Grade and water, and a storage tank in communication with the second in-line separator and configured to store the L-Grade.

Abstract: A method of using a vacuum chamber to assist in detecting moisture on an instrument, removing moisture from the instrument, and confirming dryness of the instrument is disclosed. The method may include the steps of opening a vacuum chamber; placing an instrument into the chamber, closing the chamber, withdrawing a first volume of air from the chamber; changing a volume of liquid water into vapor, introducing a second volume of air into the chamber, withdrawing the second volume of air from the chamber, changing a second volume of liquid water into vapor, introducing a third volume of air into the chamber, opening the chamber, and removing the instrument from the chamber in a dry state.

Abstract: A grain dryer includes a housing having a top end, a bottom end, and a plurality of walls that define an interior space. A grain funnel is positioned along the top end of the main housing, and a grain discharge member is positioned along the bottom end of the housing. One or more HVAC units are provided. Each of the HVAC units including an electrically powered compressor, a fan, a condenser, an expansion valve, and an evaporator that are each connected by a set of refrigerant pipes that are filled with a refrigerant material. Hot air generated by the HVAC units is supplied to a plurality of supply vents positioned along the main housing, and cold air generated by the HVAC units is supplied to a plurality of return vents positioned along the main body at a location adjacent to the discharge member.

Abstract: A device for drying grain includes a housing having an inlet port and an outlet port, a first passageway, a second passageway, a grain flow housing, a filter across the grain flow housing, a recovery column, an air supply, a recycle column, a filter cleaner in the recovery column, and a conveyor for moving the filter cleaner along the filter. The air supply pulls an air flow into the housing through the inlet port as a grain flow pours through the grain flow housing. The air flow passes through the grain flow in a first pass air flow from the passageways to dry the grain. The first pass air flow passes through the filter to remove particles, and a portion of that filtered first pass air flow is recycled back with the filter cleaner to dislodge particles clogging the filter. The other portion is vented through the outlet port.

Abstract: A cosmetic sponge drying and storage container has a plurality of components, including at least a first component and a second component, the first component being moveable with respect to the second component to position the container in at least an open condition and a closed condition. At least one of the first component or said second component is perforated with perforations. A cosmetic sponge may be placed within the container when in the open condition and the perforations provide at least 10% ventilation when the container is in the closed condition. Preferably, both the first and second components are perforated to provide for cross-ventilation. In addition, a base may be provided to support the first and second components, and most preferably the base may be perforated.

Abstract: The invention relates to a pulsed combustor assembly (A) for dehydration and/or granulation of a wet feedstock, in particular a viscous feedstock such as a feedstock containing natural fibres, sugars and/or vegetable starches, comprising a combustion chamber (16), at least one fuel supply line (23), at least one air supply line (26), and at least one pulsed air generator, wherein the pulsed air generator is connected to the air supply line (26) for generating at least a first pulsed air stream with a pulse frequency f1 entering the combustion chamber (16).

Abstract: In order to provide a treatment installation for treating workpieces that is of simple construction and enables optimised workpiece treatment, it is proposed that the treatment installation should include a treatment chamber and a conveying device, by means of which the workpieces are suppliable to the treatment chamber, are removable from the treatment chamber, and/or are conveyable through the treatment chamber in a conveying direction.

Abstract: Flue gas entry into the tunnel(s) of a furnace is controlled by varying the flow conductivity or size of the individual or groups of openings through the entry ports. The openings can be provided either as gaps between adjacent blocks, or through bores of varying diameter, or as inserts having orifices of varying diameter and a profile matching the ports in which they are placed. Matching the flow conductivity (or cross-sectional flow area) and pressure drop through the individual ports to the desired mass flow, the flue gas flow can be distributed evenly, or as otherwise desired, into different ports, intervals, and/or regions of the tunnel.

Abstract: A method of quickly changing a portion of the roof of an electric arc furnace having a top loading roof system comprising providing at least one pie-shaped water cooled panel supported below the roof support beams and located to protect the underside hot face of the roof support beams, providing at least one quick water disconnect for connecting the at least one pie-shaped water cooled panel to a water supply, raising and removing the at least one pie-shaped water cooled roof panel, replacing the at least one pie-shaped water cooled roof panel with another pie-shaped water cooled panel or repairing the at least one pie-shaped water cooled roof panel, and continuing operation of the furnace.

Abstract: A refractory article can include a socket including a cavity that is configured to receive a post, a particulate material, and a binder. The binder is configured to bond the post to the socket. The refractory article can include a sleeve coupled to the socket and configured to bond the post to the socket. In an embodiment, the sleeve can bond to the binder. In another embodiment, a collar can be placed between the sleeve and the binder. The collar can be configured to bond the post to the socket. A method of forming a refractory article can include disposing a particulate material within a cavity of a socket and placing a binder material overlying the particulate material.

Abstract: A circulating apparatus for circulating the body of molten metal within an associated furnace is provided. The circulating apparatus includes a molded body with an inlet and an outlet. The inlet and the outlet are aligned with corresponding openings on the associated furnace. The inlet and the outlet define a flow chamber within the molded body. An inductor is secured to a portion of the molded body. The inductor is configured to pump molten metal from the associated furnace and into the flow chamber. A flow channel is spaced from the inlet and the outlet on the molded body. A dam assembly is positioned adjacent the outlet. The dam assembly is movable between a raised position and a lowered position relative to the outlet. The molten fluid flows back into the associated furnace when the dam assembly is in the raised position and the molten fluid flows to the flow channel when the dam assembly is in the lowered position.

Abstract: A multi-stage, torispherical drilled-hole dump device which mounts on the surface of an air cooled condenser (ACC) duct, and provides a compact and lightweight method for discharging steam into the duct by presenting a large surface area which minimizes noise and vibration, while also having a low-profile shape which minimizes projection into the duct and flow disturbance in the duct.

Abstract: Problem to be Solved To provide a heat exchanger that can increase the performance by setting an optimal number of tube groups in a configuration where each of the tube groups is provided with headers. Solution The number of arrays of tube groups of a core section 2 is set to three rows. The number N of heating medium flow holes 21 per tube is set for each width dimension Tw of tubes 20, and the tubes 20 are formed such that the width dimension Tw of the tubes and a flow channel cross-sectional area S satisfy a relationship of S1?S?S2. Therefore, the number of arrays of the tube groups in the core section 2 can be set to an optimal number of arrays for improving the endothermic capacity and reducing the weight, and sufficient refrigerant flow rate and pressure resistance can be secured. As a result, even when there is a restriction on the size of the entire heat exchanger, a light high-performance heat exchanger can be configured.

Abstract: Disclosed is a technology based upon the nesting of tubes to provide chemical reactors or chemical reactors with built in heat exchanger. As a chemical reactor, the technology provides the ability to manage the temperature within a process flow for improved performance, control the location of reactions for corrosion control, or implement multiple process steps within the same piece of equipment. As a chemical reactor with built in heat exchanger, the technology can provide large surface areas per unit volume and large heat transfer coefficients. The technology can recover the thermal energy from the product flow to heat the reactant flow to the reactant temperature, significantly reducing the energy needs for accomplishment of a process.

Abstract: A transient cooling system includes a first phase change material (PCM) element and a second PCM element. The first PCM element includes a first PCM, a first surface, and a second surface, the first surface complementary to a surface to be cooled. The second PCM element includes a second PCM and a third surface in thermal contact with the second surface. The first PCM and the second PCM may have different thermal characteristics.

Abstract: A pipe member is provided that is capable of configuring a heat pipe that can be installed with a high flexibility in accordance with the state of the installation place. A heat pipe configured by using such a pipe member, and a cooling device are also provided. The pipe member includes: an arbitrarily bendable pipe main body whose both ends are closed when used for the heat pipe; a partition wall extended in an axial direction of the pipe main body to partition the inside of the pipe main body into four passages each being utilized as a flow path of the working fluid; and connection paths which allow neighboring passages to communicate with each other out of the four passages.

Abstract: A heat transfer device is provided for conducting heat from a heat source. The heat transfer device generally includes an evaporator for generating a vapor, a condenser in fluid communication with the evaporator, and a vapor flow restrictor interposed between the evaporator and the condenser, wherein the vapor flow restrictor can increase vapor pressure in at least a portion of the evaporator relative to vapor pressure in the condenser.

Abstract: Rotary wheel regenerator are described that use polymer, paper, metallic or other substrate having a parallel-plate heat transfer surface or media configuration. The substrate media can be either non-desiccant-coated “sensible” substrate, or “enthalpic” desiccant coated substrate. In exemplary embodiments, the spirally wound substrate media strips are arranged in a parallel plate manner using an embossed formation periodically to hold the strips in a parallel plate configuration. The strip layers are arranged so that every other layer is embossed and every other layer is without embossments. The embossed standoffs are not required to be aligned with one another periodically, and a parallel plate arrangement is achieved.

Abstract: A wedge-based heat switch includes a plurality of wedge segments on a shaft, an energy storage element (e.g., a spring or pressurized cavity) configured to store (and release) energy via compression or expansion of the element along the shaft and a temperature activated phase transition material. A temperature stimulus activates the phase transition material to release the stored energy and move the wedge segments axially along the shaft to expand or contract the plurality of wedge segments. The wedge-based heat switch may be configured as a unidirectional switch, either conductive-to-insulating or insulating-to-conductive, or a bi-directional switch. The specific design of the wedge-based heat switch is informed by such factors as unidirectional or bi-directional, required preloading of a surface, conductance ratio between conducting and insulating states, temperature stimulus, switching speed and form factor.

Abstract: An assembly useable with a cooling system is provided herein. The assembly includes a support member, a channel, and a fluid control mechanism. The support member includes a receiving member formed therein to receive a thermal member. The channel is formed within the support member to carry a fluid therethrough. The fluid control mechanism is along the channel to control the flow of the fluid.

Abstract: A chiller coil system for an air intake system of a combustion gas turbine system includes an array of chiller cooler modules. The chiller coil system includes at least one first chiller coil and at least one second chiller coil. The first chiller coil has a first overall thermal conductance. The second chiller coil has a second overall thermal conductance greater than the first overall thermal conductance.

Abstract: A heat exchanger is disclosed which includes a pressure vessel with an inlet for air, an outlet for air, and a bundle of pipes housed within the pressure vessel for a thermo-vector fluid. A gas/solid separator is provided within the pressure vessel for separating particles drawn by the air.

Abstract: A support beam for a cooling tower fill assembly includes a web, an upper flange, a lower flange, and a lip. The web has a serpentine shape so a lower end of the web is vertically offset relative to an upper end. The upper flange extends from a first side of the web at the upper end thereof. The lower flange has a first portion extending from the first side at the lower end thereof and a second portion extending from a second side at the lower end thereof. The lip extends upwardly from the second portion so the lip cooperates with the second portion and a portion of the web to form a longitudinal channel. The lip and the second portion are provided with a plurality of spaced apart notches.

Abstract: A CNC milling machine and broaching tool for forming a magazine well in a firearm lower receiver, the magazine well having a forward end and a rearward end with a plurality of corners in the forward end and a plurality of corners in the rearward end. The CNC milling machine and broaching tool including a CNC milling machine for shaping a blank into a lower receiver having a guide hole with a length and a width and a broaching tool having a length less than the length of the guide hole and a width less than the width of the guide hole. The broaching tool having a single cutting edge for each of the plurality of corners in the forward end and the plurality of corners in the rearward end.

Abstract: The present disclosure is directed to a firearm capable of holding more than one magazines. In a particular embodiment, the firearm can include an operational magazine well adapted to receive an operational magazine and a secondary magazine well adapted to receive a secondary magazine, wherein the secondary magazine well is nonoperational.

Abstract: A magazine loader for loading bullets in a magazine is presented, the magazine loader comprising a body including a first opening for inserting bullets in the magazine loader and a second opening for loading bullets in a magazine, when the magazine loader is used in conjunction with the magazine, a plurality of channels inside the body for receiving therein bullets, when the magazine loader is used in conjunction with a plurality of bullets, the lower bullets in the channels forming a row of bullets and an actuator for moving the row of bullets out of the magazine loader through a magazine receptacle. A method and a kit thereof are equally presented.

Abstract: A tracking system for durable assets such as personal weapons is provided. The tracking system includes a durable asset tag including an RFID transponder physically mounted within an externally exposed cavity of the durable asset, and an identification card with a machine-readable third unique identifier associated with a person. Different embodiments are disclosed for the durable asset tag, with one embodiment including a helical antenna connected to the RFID transponder for facilitating communication with an RFID reader. The system also includes first and second databases, each storing information associated with the durable asset, and an AIM interface terminal for receiving the first unique identifier from the durable asset tag and the third unique identifier from the identification card, and which communicates with the databases for checking-in or checking-out the durable asset to the person having the identification card.

Abstract: This disclosure describes systems, methods, and apparatus for a bipod having pivot and cant functionality built into a unified cant/pivot assembly, housing, and pivot block. Rotation of a locking knob under the housing can gradually increase or decrease friction of the cant and pivoting degrees of freedom. Sufficient loosening of the locking knob can allow a pivot block to be lifted from the housing and rotated 180°, and then retightened to lock in a given pivot position. Before this 180 rotation of the pivot block, the pivot block and hence the firearm is free to pivot up to 10°, or up to 20°, or up to 30°.

Abstract: What is disclosed is a slideable weight for use on an archery bow. The slideable weight is configured to travel from a position near a limb of an archery bow or a pulley of a compound archery bow toward a midline of the bowstring. This creates a catapult like effect that increases the speed of an arrow released from the bow. The device can conceivably be used on any archery bow, including compound, recurve, or other bow.

Abstract: A device (100) for firing a projectile at a target body, in particular a fluid projectile or solid projectile, comprises a hand-held unit (100) for firing the projectile, the hand-held unit (100) comprises a propulsion drive (114) for accelerating the projectile and a distance measuring device (112) for measuring a distance between the hand-held unit (100) and the target body. The device (100) also comprises an energy store (120) for operating the propulsion drive (114), the propulsion drive (114) comprising a control unit (115), whereby the propulsion (114) is controllable in dependence on the distance measured.