Abstract: A papermaking apparatus having a machine direction, cross machine direction, and a z-direction. The papermaking apparatus also has a web stabilization device. The web stabilization device has a plurality of surface features that have a feature depth of greater than about 0.02?.

Abstract: [OBJECT] To provide a method for casting with a gas permeable mold by gravity pouring, wherein melt is injected into only an intended cavity portion of a casting mold cavity and solidified. [MEANS FOR ATTAINING THE OBJECT] After pouring the melt having the volume substantially equal to that of the intended cavity portion to be filled with the melt, compressed gas is supplied from a sprue to inject the melt into the intended cavity portion and solidify the melt. The cavity may be decompressed before or after pouring according to need.

Abstract: A core for casting a container comprising a casting surface, where the core is divided into at least two core segments. The casting surface of each core segment adjoins a division surface, and the division surface of each core segment is spaced apart from the division surface of a neighbouring core segment by a gap. The gap is spanned by a frangible collapsible member such that substantially all of the casting surface is free of the collapsible member.

Abstract: According to one embodiment, a die includes a stationary die, and a movable die. A fin section provided between a runner section and a product section is extended from one end part to the other end part of the product section in a direction intersecting a stream direction of molten metal, and includes a fin central section opposed to a biscuit section in the stream direction of the molten metal, and a fin side section on a side of the fin central section. The fin side section includes a fin thick part formed thicker than a thickness of the fin central section. The fin thick part is extended to a boundary between the fin section and the product section. The product section includes a product thick part connected to the fin thick part in a region opposed to the fin thick part.

Abstract: A method and device, for a heat exchanger which is provided with gaskets, for assessing and detecting the risk of fluid leakage in the heat exchanger due to worn-out gaskets. In the heat exchanger, a heat transfer plate (5) with gasket (6) is provided with a pressure sensor (15) which monitors the pressure between the plate (5) and the gasket (6). A further sensor is adapted to the heat exchanger for monitoring the pressure of the fluid entering the heat exchanger.

Abstract: A portable cold and hot water supply device. A container body includes a fluid inlet, a fluid outlet, a first chamber, a second chamber, and a valve sphere. The first chamber connects to the fluid inlet and includes a circular connecting hole. The second chamber connects to the fluid outlet and connects to the first chamber via the circular connecting hole. The diameter of the valve sphere exceeds that of the circular connecting hole. The valve sphere is rotatably disposed between the first and second chambers and is detachably engaged in the circular connecting hole, controlling connection between the first and second chambers. A power supply device is electrically connected to a controller. A thermoelectric semiconductor chip abuts the second chamber of the container body and is electrically connected to the power supply device.

Abstract: A holding device for holding a cooling fan comprising: a duct having a hollow in which a cooling fan is to be fitted; a stopper portion which keeps one operative end of the cooling fan from further moving to hold the cooling fan at a fitting position; and a plurality of elastic wall segments formed in a cooling fan insertion end of a wall of the duct; wherein each of some of the plurality of elastic wall segments is formed with a locking claw for keeping the other operative end of the cooling fan from moving. With this construction, the cooling fan 31 can be more surely mounted in a duct. Consequently, vibration reduction effect and sound reduction effect with respect to the cooling fan is improved.

Abstract: A method for producing a compliant thermal interface device for cooling an integrated circuit includes steps of: cutting a plurality of high thermal conductivity sheets according to at least one pattern, the sheets made up of a first material; forming spring elements in at least one of the plurality of sheets; coating the sheets with a second material, wherein the second material is different from the first material; stacking the high thermal conductivity sheets; and bonding areas of the stacked sheets using thermo-compression bonding.

Abstract: A personal computer has a central air plenum straddled by opposed drive bays, and memory modules in the plenum are covered by a shroud that increases the air flow over the memory modules. The plenum establishes a first pathway for air flow and parallel to the plenum is a second pathway for air flow past cards such as graphics and network cards.

Abstract: A heat dissipation device for removing heat from a heat generating-component mounted on a printed circuit board includes a heat sink and two heat pipes. The heat sink comprises a base plate in contact with the heat-generating component, two conducting arms extending upwardly and obliquely from two opposite ends of the base plate, a plurality of first fins extending upwardly from top surfaces of the base plate and the two conducting arms, and a plurality of second fins extending downwardly from bottoms surfaces of the conducting arms. The two heat pipes each comprise an evaporating section received in the base plate, at least a condensing section received in one of the conducting arms and at least a connecting section connecting at least an end of the evaporating section and the at least a condensing section.

Abstract: A heat dissipation device includes a heat sink and a wire clip. The heat sink has a base plate and a plurality of parallel fins arranged on the base plate. The heat sink defining a plurality lengthways channels between every two neighboring fins and a plurality of transverse channels perpendicular to the lengthways channels. The clip comprises a main body spanning on the base plate of the heat sink and two latching legs extending contrary from two opposite ends of the main body. The main body comprises a pressing section received in the lengthways channels and two pivoting sections extending from two opposite ends of the pressing section and received in the transverse channels. The two latching legs are located at the two opposite sides of the heat sink.

Abstract: A heat dissipation device includes a base, a fin group mounted on a top surface of the base, and a plurality of fasteners secured on the base. Each fastener includes a bolt extending through the base, and an elastic sleeve engaging with the bolt under the base. The sleeve defines a hole and the hole has a configuration such that the sleeve securely clasp the bolt. The bolt extends through the base and engages in the hole of the sleeve.

Abstract: A heat sink adapter for cooling an electronic component includes a lower plate, an upper plate, an upper fin set and a lower fin set respectively fixed on the upper plate and the lower plate, and a plurality of heat pipes sandwiched between the upper plate and the lower plate. The lower plate includes a panel contacting the heat pipes, two sidewalls extending upwardly from the panel and separated from the heat pipes, and two flanges extending oppositely from the two sidewalls and soldered on the upper plate. The heat pipes are juxtaposed with each other at a central position thereof, and partially spaced from each other at two opposite end positions thereof.

Abstract: A cooling apparatus includes a base, a plurality of first heat pipes, a plurality of second heat pipes, a plurality of first heat conducting columns and a plurality of second heat conducting columns. Each of the first heat pipes and the second heat pipes respectively has a heat-absorbing terminal. The heat-absorbing terminals of the first heat pipes are disposed on the base spaced at intervals. The heat-absorbing terminals of the second heat pipes are stacked above the heat-absorbing terminals of the first heat pipes spaced at intervals. Each of the first heat conducting columns is installed between the heat-absorbing terminals of the two adjacent first heat pipes. Each of the second heat conducting columns is installed between the heat-absorbing terminals of the two adjacent second heat pipes. Thereby, the heat conducting area is increased within the base, and the cooling efficiency of the cooling apparatus is enhanced.

Abstract: A heat sink includes a thermal conductive base panel that has a plurality of heat dissipation columns of any of a variety of configurations perpendicularly upwardly extending from the top wall, and radiation fins mounted on the heat dissipation columns at different elevations, each radiation fin having a plurality of mounting through holes respectively press-fitted onto the heat dissipation columns. The base panel may be provided with a fan and/or heat pipes to enhance heat dissipation efficiency.

Abstract: A fin is penetrated through by a heat pipe. The fin includes a fin body and a plurality of positioning protrusions. The fin body has an accommodating hole penetrated by the heat pipe. The positioning protrusions are formed at the circumference of the accommodating hole for holding against the heat pipe, so that a gap is provided between the heat pipe and the circumference of the accommodating hole.

Abstract: A moving bed heat exchanger (155) includes a vessel having an upper portion (200), a lower portion (210) with a floor (272) including a discharge opening therein, and an intermediate portion (205). The vessel directs a gravity flow of hot ash particles (140) received thereby from the upper portion (200) through the intermediate portion (205) to the floor (272) of the lower portion (210) of the vessel, where the hot ash particles (140) are collected. Tubes in the intermediate portion (205) of the vessel direct a flow of working fluid in a direction substantially orthogonal to the direction of the gravity flow of the hot ash particles (140) through the intermediate portion (205) of the vessel such that heat from the hot ash particles (140) is transferred to the working fluid thereby cooling the hot ash particles (140).

Abstract: The present invention provides a coolant reservoir tank for a fuel cell vehicle, in which the coolant reservoir tank is positioned at a bottom of the vehicle such that coolant in a coolant line is collected in the reservoir tank by gravity during shutdown of a fuel cell system and the coolant in the reservoir tank is supplied to the coolant line by a vacuum pump during startup of the fuel cell system. For this purpose, the present invention provides a coolant reservoir tank including: a coolant reservoir tank for a fuel cell vehicle, the coolant reservoir tank comprising: a reservoir housing having a predetermined volume of space; a cover for covering the top of the reservoir housing; and a plurality of ports detachably provided on at least one portion of the cover, wherein the reservoir housing and the cover are connected by a hinge type fastening member.

Abstract: A heating device includes a heat-conductive tube unit adapted for passage of a heated fluid therethrough and having two opposite end portions and a middle portion extending between the end portions, a phase-change material enclosing the middle portion of the heat-conductive tube unit and that is capable of storing heat through phase changing, and an enclosure enclosing the phase-change material for preventing leakage of the phase-change material.

Abstract: A heat sink includes a tank and a plate covering on the tank and hermetically engaging with the tank. The tank includes a base for absorbing heat from heat-generating members and a sintered wick layer formed at an inner face of base. The plate has a meshed wick layer formed at an inner face thereof. A chamber is defined between the tank and the plate and contains working fluid therein.

Abstract: A heat sink includes a tank and a plate covering on the tank and hermetically engaging with the tank. The tank includes a base for absorbing heat from heat-generating members and a first wick layer formed at an inner face of base. The plate has a second wick layer formed at an inner face thereof. A chamber is defined between the tank and the plate and contains working fluid therein. An artery mesh is located in the chamber between the tank and the plate. The artery mesh is in porosity communication with the first wick layer and the second wick layer.

Abstract: A method for producing a compliant thermal interface device for cooling an integrated circuit includes steps of: cutting a plurality of high thermal conductivity sheets according to at least one selected pattern, the sheets made up of a first material; forming spring elements in at least one of the plurality of sheets, such that the sheets include both flat areas and spring elements; coating the sheets with a second material, wherein the second material is different from the first material; stacking the high thermal conductivity sheets; and bonding at least a portion of at least one of the stacked sheets using thermo-compression bonding.

Abstract: A cooling module for using in a metal housing of a calculation processing apparatus is disclosed. The cooling module is adapted to cool at least one heat source inside the metal housing. The cooling module comprises a first heat conduction plate, a second heat conduction plate and a heat conduction device, wherein the first heat conduction plate covers the heat source, the second heat conduction plate connects to the metal housing, and the heat conduction device is adapted to connect the first heat conduction plate with the second heat conduction plate. After the heat generated by the heat source is absorbed by the first heat conduction plate, the heat is transmitted to the second heat conduction plate through the heat conduction device, and will be dissipated uniformly throughout the metal housing.

Abstract: A heat-dissipating unit is provided. The heat-dissipating unit includes a board. The board is thermally conductive and includes a contact portion planar in shape. The contact portion is in immediate contact with a heat-generating source for the sake of heat transfer. An integrally formed branch portion extends outward from at least one end of the contact portion. With the contact portion being in immediate contact with the heat-generating source, heat is transferred from the heat-generating source to a remote end via the branch portion, thereby enhancing heat dissipation.

Abstract: Provided are a combination rack system for discharging hot air separately, and system and method for cooling a data center. The cooling system includes a combination rack system, a discharge pipe connected to the combination rack system, a docking part for connecting the combination rack system and the discharge pipe, a discharge fan for discharging air from the combination rack system to the discharge pipe, an inlet at one side of the discharge pipe for introducing outside air into the discharge pipe, and an outlet at the other side of the discharge pipe for discharging air from the discharge pipe. The combination rack system includes racks and cooling fans. The racks are spaced with their rear sides facing each other, and the cooling fans are disposed between the racks. Therefore, air heated in the combination rack system can be discharged from the combination rack system separately from inner cold air.

Abstract: A fan module, particularly for cooling motor vehicle engines allows for improved cooling of the fan motor. The fan housing (101) in which the fan motor (105) is arranged has fixed air-channeling elements (109) which are arranged in the region of a fan hub (2) of the fan wheel (1) driven by the fan motor (105) and which only partially cover an outlet cross section (102, 118) defined by the fan housing (101).

Abstract: A composite heater apparatus for vehicles uses integrated tube which is partitioned from a coolant heater core tube part, in which coolant circulates, and an oil cooler tube part, in which engine oil circulates, and includes heat exchanging fin which is in contact with both the coolant heater core tube part and the oil cooler tube part to perform a heat exchanging process. Each header, which is coupled to each of opposite ends of the core tube, is partitioned from coolant circulation space and oil circulation space, via a partition walls. The partition wall includes a surface enlarging member to increase heat exchanging performance using heat conduction. When a vehicle is started in winter, in the initial operation stage of an engine, the vehicle is quickly heated, using the heat of engine oil which is heated prior to engine coolant.

Abstract: The invention concerns a metal fin for heat exchanger with tubes, comprising means for increasing heat transfers consisting of diverting conformations (10,11) each arranged upstream and downstream of an aperture (3) when considering the direction (F) of air flow, to force the air to pass either side of said aperture, the upstream (10) and downstream (11) diverting conformations of two superimposed apertures (3) belonging to one same column extending along a determined length so that they substantially rejoin at the plane of extension (P) of offset apertures.

Abstract: A heat exchanger is presented that provides for mixing of a process fluid to prevent localized spikes in temperatures. The heat exchanger includes a mixing chamber within the exchanger, where a first process fluid passes from process tubes after being partially heated. The heat exchanger further includes an intermediate shell for passing a second process fluid into the fired heater and for exchanging heat with the first process fluid. The fluid flows from the mixing chamber to other process tubes for further heating.

Abstract: The matrix arrangement for use in heat transfer and/or cleaning assemblies comprises a sheet, the sheet defining a plurality of apertures for the flow of a first fluid therethrough. The arrangement is arranged for the flow of a second fluid over the sheet, so that the first and second fluids cross one another for heat transfer and/or cleaning.

Abstract: A pipe and method of use for deterring or encouraging the retention of slag or other material in the operating area of a metal processing system as desired. The deterring pipe(s) and the encouraging pipe(s) may be combined with other deterring pipe(s) and/or other encouraging pipe(s) in any combination as desired.

Abstract: The invention relates to a plate heat exchanger composed of a plurality of plates (1), preferably made from sintered ceramic material, in which fluid-flow guide channels (2) are formed as a system of channels in such a way that a substantially meandering profile of the fluid flow is obtained over the surface area of the respective plate, the side walls (3) of the guide channels (2) having a plurality of apertures (4), which lead to turbulence of the fluid flow. The invention also relates to a method for the production of such a plate heat exchanger, in particular by a diffusion welding process in which the plates are joined to form a seamless monolithic block. The plate heat exchanger according to the invention is suitable in particular for applications at high temperatures and/or with corrosive media, and also as reactors.

Abstract: There is provided a heat exchanger of a vehicle including a plurality of tubes spaced apart from each other by a predetermined distance and through which a heat-exchanging fluid flows, an upper header pipe unit coupled and communicated with the upper ends of the tubes, and a lower header pipe unit coupled and communicated with the lower ends of the tubes, and in which a header pipe is made by making and drawing a plate member containing a clad sheet into a pipe so that it does not need to separate and assemble a header from and with a tank and the clad sheet is not separated from the header pipe during transferring, a pair of header pipes have flat surfaces to bring into surface contact with each other such that a plurality of independent header pipes are assembled to closely contact each other, a plurality of same type and same number of communication devices are configured such that the heat-exchanging fluid flows therethrough, and an inlet and outlet end cap, an end cap, and separator are used such that th

Abstract: A mounting unit connects a coolant pipe within a radiator tank to a coolant supply pipe or a coolant return pipe outside the radiator tank. The mounting unit includes an engaging structure on the coolant pipe and an engaging flange on the coolant supply pipe or the coolant return pipe. The engaging structure includes a boss, a flange, a connecting hole, and an engaging bolt. The boss is configured to be inserted through a mounting hole of the radiator tank. The engaging flange includes a recess configured for the engaging structure to be inserted therein, a bolt hole configured for the engaging bolt to be inserted therein, and a connecting nipple configured to fluidly communicate with the connecting hole.

Abstract: An array of a plurality of heat pipe are mounted in spaced relationship to one another with the hot end of the heat pipes in a heated environment, e.g. the exhaust flue of a furnace, and the cold end outside the furnace. Heat conversion equipment is connected to the cold end of the heat pipes.

Abstract: A heat sink adapter for cooling an electronic component includes a lower plate, an upper plate fixed on the lower plate, and a plurality of heat pipes sandwiched between the lower plate and the upper plate. The lower plate includes a panel, a pair of sidewalls extending upwardly from two opposite sides of the panel, and a plurality of flanges extending upwardly from the sidewalls, respectively. The upper plate defines a plurality of cutouts corresponding to the flanges. The flanges fit into the cutouts to position the upper plate on the lower plate, whereby the lower plate and the upper plate are mechanically connected together.

Abstract: A heat pipe and a method for forming the same are provided. The method includes: defining a closed end, a closed portion, and a contact section in sequence along a heat pipe to be processed; closing the opening of the closed end and the passage of the closed portion so as to finalize the heat pipe; and cutting axially the contact section into a plurality of equal parts, bending the equal parts outward to assume a divergent shape, thereby providing the contact section with an area for contact with a heat-generating source. Heat is directly transferred from the heat-generating source to the heat pipe via the contact section, thereby enhancing heat dissipation.

Abstract: Thermal ground planes, thermal ground plane structures, and methods of thermal energy management, are disclosed.

Abstract: A downhole tool actuator includes a shape memory material; a pulley system engaged with the shape memory material and fixed in position; and a downhole tool component operatively connected to the shape memory material and moveable in response to a phase change of the shape memory material from a martensitic phase to an austenitic phase and method.

Abstract: A well screen inflow control device with check valve flow controls. A well screen assembly includes a filter portion and a flow control device which varies a resistance to flow of fluid in response to a change in velocity of the fluid. Another well screen assembly includes a filter portion and a flow resistance device which decreases a resistance to flow of fluid in response to a predetermined stimulus applied from a remote location. Yet another well screen assembly includes a filter portion and a valve including an actuator having a piston which displaces in response to a pressure differential to thereby selectively permit and prevent flow of fluid through the valve.

Abstract: In one aspect of the present invention, a downhole tool string component has a tubular body with at least one end adapted for threaded connection to an adjacent tool string component. The end has at least one shoulder that abuts an adjacent shoulder of an adjacent end of the adjacent tool string component. At least two electrically conducting coils are disposed within an annular recess formed in the at least one shoulder and an annular trough is disposed in the annular recess. The annular trough houses at least one of the at least two electrically conducting coils and each coil is electrically insulated from each other.

Abstract: A combined system for treating an oil and/or gas well, comprising: a single transportation means having mounted thereon: a single prime mover for providing prime power for the operation of pumps and motors mounted on said transportation means; a nitrogen generator that can gather gaseous nitrogen from the earth's atmosphere; and a fluid pumping system for pumping fluids into a wellbore, said nitrogen generator and said fluid pumping system being interconnectable by plumbing and including a power transmission means responsive to the operation of said engine.

Abstract: A wellbore fluid production system that is disposable in a wellbore comprising a separator, a pump, a compressor, and a motor. The separator segregates the gas and liquid and delivers the gas to the compressor inlet and the liquid to the pump inlet. The pump pressurizes the liquid for delivery to the surface. The compressor pressurizes the gas for reinjection into the wellbore, injection into another subterranean formation, or for delivery to the surface.

Abstract: This method consists in introducing within the well or pipe (C) a mandrel (1) equipped with an inflatable membrane (2) which can expand radially under the effect of an internal pressure, in positioning said mandrel opposite the portion to be treated, in introducing a pressurized fluid (L1) within the membrane (2) such that its end regions form annular bulges pressing firmly against the wall, whereas its mid-region expands to a lesser degree, forming a peripheral annular space (?) into which is then injected a cement (L2) which is liquid but able to harden, in leaving the cement to set so as to form a solid sleeve, in deflating the tubular membrane (2), and then in withdrawing the mandrel (1) together with the deflated membrane (2). The method can be used in the oil sector, particularly for repairing and/or plugging a portion of casing.

Abstract: Methods and apparatus enable expanding a tubular in a wellbore. The method and apparatus include running a bottom hole assembly (BHA) into a wellbore. The BHA is anchored to the wellbore and a portion of the BHA is released from the anchor. An expansion member is then pulled by a work string through the tubular thereby engaging the tubular with the wellbore. The work string is reconnected to the anchor and used to release the anchor. The BHA is then removed from the wellbore.

Abstract: Centralizers including at least a portion formed of a first material and at least one end band secured to the first material and formed of a second material. The end band being installed to resist detachment from the portion formed of the first material.

Abstract: In one aspect of the present invention, a downhole tool assembly comprises electrical connectors disposed proximate an upper end and a lower end of the tool, switches to selectively allow or disallow electrical continuity between the electrical connectors, and a microprocessor in electrical communication with the electrical connectors and the switches.

Abstract: A method and apparatus for detecting a hydrocarbon production trend using a well volume comparison. The method generally includes acquiring well volume data corresponding to a plurality of hydrocarbon-producing wells, comparing the acquired well volume data with target well volume data, assigning a loss production code to at least one of the hydrocarbon-producing wells based on the comparison; and detecting a hydrocarbon production trend utilizing the assigned loss production code.

Abstract: In one embodiment, a top drive system includes a quill; a motor operable to rotate the quill; a gripper operable to engage a joint of casing; a connector bi-directionally rotationally coupled to the quill and the gripper and longitudinally coupled to the gripper; and a compensator longitudinally coupled to the quill and the connector. The compensator is operable to allow relative longitudinal movement between the connector and the quill.

Abstract: An apparatus for use in a well for indicating movement of a reservoir. The apparatus may include first and second equipment assemblies connected by a telescoping connection mechanism. A sensor assembly may be provided and configured to detect relative movement of at least a portion of the telescoping connection mechanism. The relative movement of at least a portion of the telescoping mechanism may interpreted so as to correlate to the compaction or expansion of the reservoir.