HEAT EXCHANGER

A heat exchanger has tubes arranged in parallel at regular distances so they extend in the same direction as the ventilation direction of heat exchange medium flowing through the tube. The heat exchange medium is introduced and distributed to the plural tubes via an inlet tank. A fin interposed between the tubes increases the contact surface area of air passing between the tubes. The heat exchange medium flowing through the tubes is collected and then discharged by an outlet tank. The dimensions of the cross-sectional area Stube of the tube and the sectional area Stank of the inlet tank or the outlet tank satisfy the following formula: 0.04 < sectional   area   of   tube   ( S tube ) sectional   area   of   tank   ( S tank ) < 0.06 ...

Evaporator

Provided is an evaporator including a flow part having a refrigerant flow therein, separately from a first compartment and a second compartment to improve a refrigerant channel structure, in a double evaporator in which a refrigerant flows in a first column and a second column, respectively, thereby reducing the number of four inlets and outlets that is disposed in the first column and the second column, respectively.

Heater for motor vehicle

Provided is a heater for a motor vehicle including: a heat source part: a heat source part rod including a rod sidewall and a rod cover in order to receive the heat source part; a first heat radiating plate including a first heat generation region in which one side of the heat source part is disposed and a first air movement region in which at least one or more first through-holes are formed; and a second heat radiating plate including a second heat generation region in which the other side of the heat source part is disposed and a second air movement region in which at least one or more second through-holes are formed. Particularly, the heat source part is disposed between the first and second heat radiating plates, and the rod sidewall is provided integrally with the first heat radiating plate.

Vehicle heater

Provided is a vehicle heater that is capable of being easily manufactured and being miniaturized due to a decrease in a thickness by forming a heat generating part using a first support part (and a second support part) positioned perpendicularly to an air flow direction and having a plate form and is capable of improving heating performance by improving heat exchange performance.

End cell heater for fuel cell, and fuel cell including same

A fuel cell includes end cell heaters each disposed on outer sides of end cells disposed at both ends of the fuel cell stack. The end cell heaters each include a support formed in a plate shape having fuel channels and air channels. A heat generating part is formed in the support. Electricity conduction blocks are coupled to the support.

STRUCTURE OF HEADER-TANK FOR A HEAT EXCHANGER

The structure of header-tank for a heat exchanger comprises a plurality of tubes which are arranged in a row along an air-blowing direction to be spaced apart from each other at a certain intervals; fins which are interposed between the tubes so as to increase a heat exchange surface area with respect to air flowing between the tubes; and a pair of header-tanks which comprises a header having a tube insertion hole and a tank coupled with the header and in which heat exchange medium is flowed, wherein the header is bent at a surface, in which the tube insertion hole is formed, so as to form a bending portion in a height direction, and the bending portion is formed with a plurality of taps 5, and the tank is formed with a coupling portion coupled to the bending portion of the header, and a coupling groove which is recessed inside tank at the same position as the tap along a longitudinal direction and in which the tap is bent and inserted.

Heater for vehicles

Provided is a heater for vehicles, and more particularly, to a heater for vehicles, in which a first heater heated by a flowing of engine cooling water and a second heater heated by a power supply are integrally assembled, thereby increasing spatial efficiency and more increasing heat exchange performance to improve heating performance.

Vehicle heat exchanger

The present invention relates to a heat exchanger for a vehicle, in which a refrigerant is introduced into a first row heat exchanger and a second row heat exchanger and flows in opposite directions, thereby improving uniformity of temperature distribution.

VEHICLE AIR-CONDITIONING SYSTEM EMPLOYING TUBE-FIN-TYPE EVAPORATOR USING HFO 1234YF MATERIAL REFRIGERANT

Provided is an air conditioning system with a tube-fin type evaporator which obtains optimal performance The air conditioning system with the tube-fin type evaporator using HFO 1234yf refrigerant, which has totally different physical properties from conventional refrigerant containing R-134, CO2 or the like, has an optimal design corresponding to a physical property of the used refrigerant.

Evaporator

Provided is an evaporator including a tank formed with a depressed part and a flow part having a refrigerant flow therein using a flow part forming member, separately from a first compartment and a second compartment to improve a refrigerant channel structure, in a double evaporator in which a refrigerant flows in a first column and a second column, respectively, thereby reducing the number of four inlets and outlets that is disposed in the first column and the second column, respectively, fixing a baffle at an accurate position, and reducing a defective rate to more improve productivity.

HEAT EXCHANGER

One or more embodiments of the present invention relates to a heat exchanger. The heat exchanger comprises a pair of header-tanks having at least one partition wall and at least one baffle; a plurality of tubes; and a plurality of fins. A communication hole is formed on the partition wall that is positioned at a region disposed between the baffle and one end of the header-tank adjacent to the baffle. Given that a distance from the baffle to the one end of the header-tank is 100%, 1˜4 communication holes are formed at positions on the partition wall which corresponds to an extent of 0˜50%, 65˜100%, or an extent of 0˜50% and an extent of 65˜100%.

Cold reserving heat exchanger

The present invention relates to a cold reserving heat exchanger, and more particularly; to a cold reserving heat exchanger capable of improving cooling comfortableness of a user and minimizing energy and a time consumed at the time of again performing cooling by storing a cold reserving material in a second-row tube among tubes disposed in three rows in a width direction and allowing a cooling fluid moving in a first-row tube and a third-row tube among the tubes to be movable between the first-row tube and the third-row tube to effectively store cold air of the cooling fluid and discharge the cold air at the time of stopping an engine to thus prevent a rapid rise in an internal temperature of a vehicle.

EVAPORATOR

Provided is an evaporator including a flow part having a refrigerant flow therein, separately from a first compartment and a second compartment to improve a refrigerant channel structure, in a double evaporator in which a refrigerant flows in a first column and a second column, respectively, thereby reducing the number of four inlets and outlets that is disposed in the first column and the second column, respectively. 1. An evaporator , comprising:a first header tank and a second header tank formed in parallel with each other, being spaced apart from each other by a predetermined distance and including at least one baffle that is partitioned by a barrier rib to form a first column and a second column to partition each of the first compartments and the second compartments in a width direction and partition a space in a length direction; anda plurality of tubes of which both ends are fixed to the first header tank and the second header tank; and a pin interposed between the tubes,wherein the first header tank includes:a flow part having a first communication hole communicating with the second compartment disposed at one portion thereof in a length direction and a second communication hole communicating with the first compartment disposed at the other portion thereof in a length direction to form a space in which a refrigerant flows, separately from the first compartment and the second compartment;a manifold communicating with the first compartment to form the first inlet into which a refrigerant is introduced;an outlet communicating with the first compartment to discharge the refrigerant; anda second inlet communicating with the second compartment to introduce the refrigerant thereinto.2. The evaporator of claim 1 , wherein both ends of the first header tank are closed by an end cap that includes a plate part disposed at one end thereof claim 1 , a first hollow hole of which the predetermined region corresponding to the first compartment in a predetermined region of ...

HEAT EXCHANGER

A heat exchanger includes a discharge part formed by an opening part of a partition wall to facilitate discharge of oil, air and foreign substances from the interior of the heat exchanger.

Cold-storage heat exchanger

Provided is a cold-storage heat exchanger. The cold-storage heat exchanger includes a pair of header tanks, and tubes which are arranged in three rows with respect to the direction of the flow of air and connected at opposite sides thereof to the header tanks. A cold-storage medium is stored in the tubes that are disposed in a middle row, and refrigerant circulates through the tubes that are disposed in front and rear rows. Therefore, the cold-storage medium can effectively store cold-energy transferred from the refrigerant. When the engine of a vehicle is stopping, the cold-storage heat exchanger can discharge the cold-energy that has been stored into the passenger compartment of the vehicle, thus preventing the temperature in the passenger compartment from rapidly increasing, thereby creating pleasant air-conditioned conditions for a user, and minimizing the energy and time required to re-cool the passenger compartment.

Heater for vehicles

Provided is a heater for vehicles, and more particularly, a heater for vehicles which can be easily manufactured and have a reduced thickness to implement miniaturization, by forming a heat radiating part using a plate-shaped first support part (and second support part) vertically disposed to the flow direction of air, and can fix the support part and the heat radiating part by a simple method to increase manufacturability.

Heat exchanger

One or more embodiments of the present invention relates to a heat exchanger. The heat exchanger comprises a pair of header-tanks having at least one partition wall and at least one baffle; a plurality of tubes; and a plurality of fins. A communication hole is formed on the partition wall that is positioned at a region disposed between the baffle and one end of the header-tank adjacent to the baffle. Given that a distance from the baffle to the one end of the header-tank is 100%, 14 communication holes are formed at positions on the partition wall which corresponds to an extent of 050%, 65100%, or an extent of 050% and an extent of 65100%.

COLD-STORAGE HEAT EXCHANGER

Provided is a cold-storage heat exchanger. The cold-storage heat exchanger includes a pair of header tanks, and tubes which are arranged in three rows with respect to the direction of the flow of air and connected at opposite sides thereof to the header tanks. A cold-storage medium is stored in the tubes that are disposed in a middle row, and refrigerant circulates through the tubes that are disposed in front and rear rows. Therefore, the cold-storage medium can effectively store cold-energy transferred from the refrigerant. When the engine of a vehicle is stopping, the cold-storage heat exchanger can discharge the cold-energy that has been stored into the passenger compartment of the vehicle, thus preventing the temperature in the passenger compartment from rapidly increasing, thereby creating pleasant air-conditioned conditions for a user, and minimizing the energy and time required to re-cool the passenger compartment. 1. A cold-storage heat exchanger , comprising:a first header tank and a second header tank provided parallel to each other at positions spaced apart from each other by a predetermined distance, each of the first and second header tanks having therein partitions extending in a longitudinal direction so that a space in each of the first and second header tanks is partitioned with respect to a lateral direction into three spaces comprising a first space, a second space and a third space;a plurality of tubes arranged in three rows with respect to the lateral direction, the tubes comprising: refrigerant tubes through which refrigerant circulates, each of the refrigerant tubes being connected at opposite ends thereof to the first spaces of a first row or the third spaces of a third row; and a cold-storage tubes connected at opposite ends thereof to the second spaces of a second row, the cold-storage tubes storing a cold-storage medium therein;fins interposed between the tubes; andan inlet pipe and an outlet pipe each provided on the first header tank or ...

Evaporator

Provided is an evaporator including a flow part having a refrigerant flow therein, separately from a first compartment and a second compartment to improve a refrigerant channel structure, in a double evaporator in which a refrigerant flows in a first column and a second column, respectively, thereby reducing the number of four inlets and outlets that is disposed in the first column and the second column, respectively.

Evaporator

The present invention relates to an evaporator, and more particularly, to an evaporator which can restrict a surface area of a communication hole with respect to a cross sectional area of a compartment and a surface area of a tube with respect to a surface area of a fin, thereby providing a dimensional extent for maximizing the heat exchange efficiency. Therefore, by optimizing a relation between the surface area of the communication portion and the surface area of the compartment of the first header tank and dimensions for each surface area and the heights of the tube and fin, the present invention provides a dimensional extent for maximizing the heat radiation amount, reducing the maximum temperature deviation of the core portion and allowing the refrigerant and air to be smoothly flowed, thereby maximizing the heat exchange efficiency.

Heat exchanger

The present invention relates to a heat exchanger and, more particularly, to a heat exchanger which is provided with a discharge part formed by opening of some portion of a partition wall, thereby capable of facilitating discharge of oil, air and foreign substances.

HEATER FOR MOTOR VEHICLE

Provided is a heater for a motor vehicle including: a heat source part: a heat source part rod including a rod sidewall and a rod cover in order to receive the heat source part; a first heat radiating plate including a first heat generation region in which one side of the heat source part is disposed and a first air movement region in which at least one or more first through-holes are formed; and a second heat radiating plate including a second heat generation region in which the other side of the heat source part is disposed and a second air movement region in which at least one or more second through-holes are formed. Particularly, the heat source part is disposed between the first and second heat radiating plates, and the rod sidewall is provided integrally with the first heat radiating plate. 1. A heater for a motor vehicle comprising:a heat source part;a heat source part rod including a rod sidewall configured to receive the heat source part;a first heat radiating plate including a first heat generation region and a first air movement region, the first air movement region having at least one first through-hole formed therein; anda second heat radiating plate including a second heat generation region and a second air movement region, the second air movement region having at least one second through-hole formed therein, wherein the heat source part is disposed between the first heat radiating plate and the second heat radiating plate, and the rod sidewall is provided integrally with the first heat radiating plate.2. The heater for a motor vehicle of claim 1 , wherein the rod sidewall is extrusion-molded integrally with the first heat radiating plate.3. The heater for a motor vehicle of claim 1 , wherein the rod sidewall is inserted into fastening grooves provided in the second heat radiating plate to fix the first heat radiating plate and the second heat radiating plate.4. The heater for a motor vehicle of claim 1 , wherein the heat source part includes a ...

EVAPORATOR

The present invention relates to an evaporator, and more particularly, to an evaporator which can restrict a surface area of a communication hole with respect to a cross sectional area of a compartment and a surface area of a tube with respect to a surface area of a fin, thereby providing a dimensional extent for maximizing the heat exchange efficiency. Therefore, by optimizing a relation between the surface area of the communication portion and the surface area of the compartment of the first header tank and dimensions for each surface area and the heights of the tube and fin, the present invention provides a dimensional extent for maximizing the heat radiation amount, reducing the maximum temperature deviation of the core portion and allowing the refrigerant and air to be smoothly flowed, thereby maximizing the heat exchange efficiency.

Heat exchanger equipped with cold reserving part and manufacturing method thereof

Provided are a heat exchanger equipped with a cold reserving part and a manufacturing method thereof, equipped with a cold reserving part, in which since a cold reserving material charging part is formed at a portion at which an inlet and outlet member is formed, an additionally protruding part to inject the cold reserving material is not required, such that the heat exchanger may be miniaturized and may more rapidly and effectively absorb cold air to increase a cold reserving effect, and a manufacturing method of a heat exchanger equipped with a cold reserving part which forms the cold reserving material charging part to charge the cold reserving material after coating the heat exchanger to block a coating solution from introducing into the heat exchanger, thereby preventing the heat exchanger from corroding due to the coating solution to increase durability and more increase manufacturing performance.

EVAPORATOR

Provided is an evaporator including a flow part having a refrigerant flow therein, separately from a first compartment and a second compartment to improve a refrigerant channel structure, in a double evaporator in which a refrigerant flows in a first column and a second column, respectively, thereby reducing the number of four inlets and outlets that is disposed in the first column and the second column, respectively. 1. An evaporator , comprising:a first header tank and a second header tank formed in parallel with each other, being spaced apart from each other by a predetermined distance and including at least one baffle that is partitioned by a barrier rib to form a first column and a second column to partition each of a first compartment and a second compartment in a width direction and partition a space in a length direction;a plurality of tubes of which both ends are fixed to the first header tank and the second header tank; anda pin interposed between the plurality of tubes,wherein the first header tank is lengthily formed with a flow part in a length direction, separately from the first compartment and the second compartment.2. The evaporator of claim 1 , wherein the first header tank includes:a first inlet connected with one portion of the first compartment to be introduced with a refrigerant;an outlet connected with another portion of the first compartment to discharge the refrigerant; anda second inlet connected with one portion of the second compartment to be introduced with the refrigerant,wherein the flow part comprises a first communication hole that is adjacent to a formation region of the first inlet in a length direction to communicate with the second compartment and a second communication hole that is adjacent to a formation region of the outlet and the second inlet in a length direction to communicate with the first compartment.3. The evaporator of claim 2 , further comprising:{'b': 1', '1', '1', '2, 'in the first column, a 1-1-th region A- that ...

HEATER FOR VEHICLES

Provided is a heater for vehicles, and more particularly, a heater for vehicles which can be easily manufactured and have a reduced thickness to implement miniaturization, by forming a heat radiating part using a plate-shaped first support part (and second support part) vertically disposed to the flow direction of air, and can fix the support part and the heat radiating part by a simple method to increase manufacturability. 1. A heater for vehicles , comprising:a first support part that has a plate shape vertically disposed to a flow direction of air and includes a first heat radiating region and a first air flow region provided with a plurality of first hollow parts of which the predetermined region is hollowed;a heat radiating part that is formed in the first heat radiating region of the first support part to discharge heat; anda housing that supports and fixes the first support part and an end of the heat radiating part,wherein the first support part is further provided with a first fixation part for fixing one side of the heat radiating part.2. The heater for vehicles of claim 1 , wherein the heat radiating part includes a heat radiating tube that includes a positive temperature coefficient (PTC) element.3. The heater for vehicles of claim 2 , wherein the first fixation part is a pair of protruding guides that supports both ends of the heat radiating tube on one side of the first support part and protrudes to have a separation distance therebetween to be narrowed outwardly claim 2 , and{'b': '510', 'a predetermined region of the heat radiating tube has a shape corresponding to a region between the protruding guides .'}4. The heater for vehicles of claim 2 , further comprising:a protrusion protruding outwardly so that a predetermined region of the heat radiating tube has a length protruding by penetrating through the first support part,wherein the first fixation part is a fixed groove into which the protruding part of the heat radiating tube is inserted.5. The ...

HEAT EXCHANGER

A heat exchanger has plural tubes, an inlet tank, a fin, and an outlet tank. Each tube has a dimple structure for inducing a turbulent flow of heat exchange fluid flowing through each tube, thereby increasing heat exchange performance. The dimples of each tube satisfy the following formula: 8.80 <  the   sum   A dimple   of   the   product   of a   width   d   and   a    depth    h   of   each   dimple  a   length   L   of   the   tube  ×  a   height   H of    the   tube × 100 < 13.60 ...

EVAPORATOR

Provided is an evaporator including a tank formed with a depressed part and a flow part having a refrigerant flow therein using a flow part forming member, separately from a first compartment and a second compartment to improve a refrigerant channel structure, in a double evaporator in which a refrigerant flows in a first column and a second column, respectively, thereby reducing the number of four inlets and outlets that is disposed in the first column and the second column, respectively, fixing a baffle at an accurate position, and reducing a defective rate to more improve productivity. 1. An evaporator , comprising:a first header tank and a second header tank formed in parallel with each other, being spaced apart from each other by a predetermined distance and including at least one baffle that is partitioned by a barrier rib to form a first column and a second column to partition each of the first compartments and the second compartments in a width direction and partition a space in a length direction; anda plurality of tubes of which both ends are fixed to the first header tank and the second header tank; and a pin interposed between the tubes,wherein the first header tank is formed by a coupling of a header and a tank in which the depressed part of which the central region formed with the barrier rib in a width direction is depressed is lengthily formed in a length direction and includes a flow part forming member that is provided to cover the depressed part of the tank and has the flow part disposed therein to have a refrigerant flow therein, separately from the first compartment and the second compartment.2. The evaporator of claim 1 , wherein in the first header tank claim 1 , the central region of the depressed part at which the barrier rib is disposed is provided with a first fixed groove of which the predetermined region is hollowed in a width direction claim 1 , andthe baffle is integrally formed in a width direction to partition the first compartment ...

METHOD FOR PROVIDING VOICE RECOGNITION FUNCTION AND ELECTRONIC DEVICE THEREOF

A method for providing a voice recognition function and an electronic device thereof are provided. The method provides a voice recognition function in an electronic device that includes outputting, when a voice instruction is input, a list of prediction instructions that are candidate instructions similar to the input voice instruction, updating, when a correction instruction correcting the output candidate instructions is input, the list of prediction instructions, and performing, if the correction instruction matches with an instruction of high similarity in the updated list of prediction instructions, a voice recognition function corresponding to the voice instruction. 1. A method for providing a voice recognition function in an electronic device , the method comprising:outputting, when a voice instruction is input, a list of prediction instructions that are candidate instructions similar to the input voice instruction;updating, when a correction instruction correcting the output candidate instructions is input, the list of prediction instructions; andperforming, if the correction instruction matches with an instruction of high similarity in the updated list of prediction instructions, a voice recognition function corresponding to the voice instruction.2. The method of claim 1 , wherein the outputting of the list of prediction instructions further comprises defining and outputting a candidate instruction having high similarity to the input voice instruction from among the list of prediction instructions.3. The method of claim 1 , wherein the updating of the list of prediction instructions further comprises:deleting a candidate instruction having high similarity to the input voice instruction from among the list of candidate instructions comprised in the list of prediction instructions, and updating a previously created list of prediction instructions; anddefining and outputting a candidate instruction having high similarity to the input voice instruction from ...

HEATER FOR VEHICLES

Provided is a heater for vehicles, and more particularly, to a heater for vehicles, in which a first heater heated by a flowing of engine cooling water and a second heater heated by a power supply are integrally assembled, thereby increasing spatial efficiency and more increasing heat exchange performance to improve heating performance. 1. A heater for vehicles , comprising:a first heater which includes a first header tank and a second header tank spaced apart from each other by a predetermined distance and provided in parallel with each other, an inlet pipe and an outlet pipe which are each disposed at the first header tank or the second header tank to have cooling water introduced and discharged thereinto and therefrom, and a plurality of tubes having the first header tank and the second header tank fixed to both ends thereof to form a cooling water passage, and fins inserted between the tube; and{'b': '210', 'a second heater which includes a first support part having a plate shape vertical to an air flow direction and including a first heat radiating region and a first air flow region provided with a plurality of first hollow parts of which the predetermined region is hollowed, a heat radiating unit formed in the first heat radiating region of the first support part to radiate heat, and a housing supporting the first support part and one end of the heat radiating unit,'}wherein the first support part of the second heater is formed in the region in which the tube and the fin of the first heater are formed.2. The heater for vehicles of claim 1 , further comprising:a first side plate including a plate-shaped first plate part and a second side plate including a plate-shaped second plate part.3. The heater for vehicles of claim 2 , wherein the first side plate is provided with first protrusions protruding from both sides of the first plate part.4. The heater for vehicles of claim 3 , wherein a predetermined region of the first protrusion of one side of the first side ...

VEHICLE HEAT EXCHANGER

The present invention relates to a heat exchanger for a vehicle, in which a refrigerant is introduced into a first row heat exchanger and a second row heat exchanger and flows in opposite directions, thereby improving uniformity of temperature distribution. 1. A heat exchanger for a vehicle , comprising:an upper header tank comprising a first row upper space, a second row upper space, and an upper intermediate space having first and second communication holes formed therebetween;a lower header tank comprising a first row lower space, a second row lower space, and a lower intermediate space having first and second communication holes formed therebetween;a first row heat exchanger formed by connecting the first row upper space to the first row lower space using a plurality of tubes;a second row heat exchanger formed by connecting the second row upper space to the second row lower space using a plurality of tubes; anda plurality of baffles installed in the first row upper space, the second row upper space, the first row lower space, and the second row lower space to form refrigerant passes, wherein:a parallel flow is formed in which a refrigerant is distributed to the first row heat exchanger and the second row heat exchanger; anda counter flow is formed in which the refrigerant flowing from an introduction port to a discharge port flows in opposite directions in each of the first row heat exchanger and the second row heat exchanger.2. The heat exchanger according to claim 1 , wherein the introduction port is a refrigerant inlet formed in the upper intermediate space claim 1 , the discharge port is a refrigerant outlet formed in the lower intermediate space claim 1 , the refrigerant is introduced into the refrigerant inlet and is then distributed to and introduced into the first row upper space and the second row upper space through the first and second communication holes formed at opposite sides in the upper intermediate space claim 1 , and the distributed ...

SEMICONDUCTOR DEVICES INCLUDING AN ISOLATION LAYER ON A FIN AND METHODS OF FORMING SEMICONDUCTOR DEVICES INCLUDING AN ISOLATION LAYER ON A FIN

Semiconductor devices are provided. A semiconductor device includes a fin protruding from a substrate. Moreover, the semiconductor device includes first and second gate structures on the fin, and an isolation region between the first and second gate structures. The isolation region includes first and second portions having different respective widths. Related methods of forming semiconductor devices are also provided. 1. A semiconductor device comprising:a fin on a substrate and extending in a first direction;first and second transistors on the fin and spaced apart from each other in the first direction;a first isolation layer in the fin between the first and second transistors, the first isolation layer extending in a second direction intersecting the first direction and isolating the first and second transistors from each other; anda second isolation layer on the first isolation layer and extending in the second direction,wherein the second isolation layer comprises first and second regions comprising different first and second widths, respectively.2. The semiconductor device of claim 1 ,wherein the first region of the second isolation layer is on a top portion of the second region of the second isolation layer, andwherein the first width of the first region of the second isolation layer is wider than the second width of the second region of the second isolation layer.3. The semiconductor device of claim 1 , wherein the first isolation layer comprises a third width that is different from the first and second widths of the second isolation layer claim 1 , and wherein the third width of the first isolation layer is narrower than the first and second widths of the second isolation layer.4. (canceled)5. The semiconductor device of claim 3 , further comprising:first and second inner spacers on first and second side surfaces, respectively, of the first isolation layer; andfirst and second dummy spacers on third and fourth side surfaces of the first and second inner ...

VEHICLE HEATER

Provided is a vehicle heater that is capable of being easily manufactured and being miniaturized due to a decrease in a thickness by forming a heat generating part using a first support part (and a second support part) positioned perpendicularly to an air flow direction and having a plate form and is capable of improving heating performance by improving heat exchange performance. 116-. (canceled)17. A vehicle heater comprising:a first support part positioned substantially perpendicular to a direction of a flow of air through the vehicle heater, the first support part having a plate form and including a first heat generation region and a first air flowing region, the first air flowing region having a plurality of first hollow parts;a heat generating part formed in the first heat generation region of the first support part and configured to generate heat; anda housing supporting and fixed to one end portion of the first support part and one end potion of the heat generating part.18. The vehicle heater of claim 17 , wherein the first support part includes a plurality of first support parts and the heat generating part includes a plurality of heat generating parts claim 17 , the plurality of first support parts and the plurality of heat generating parts formed in a module form and disposed in a height direction.19. The vehicle heater of claim 17 , wherein the first support part is provided with a plurality of first heat generation regions and a plurality of first air flowing regions claim 17 , the first heat generation regions and the first air flowing regions formed in a height direction.20. The vehicle heater of claim 17 , further comprising a second support part including a second heat generation region corresponding to the first heat generation region of the first support part and a second air flowing region corresponding to the first air flowing region of the first support part and adjacent the second heat generation region claim 17 , the second air flowing region ...

Cold-storage heat exchanger

Provided is a cold-storage heat exchanger. The cold-storage heat exchanger includes a pair of header tanks, and tubes which are arranged in three rows with respect to the direction of the flow of air and connected at opposite sides thereof to the header tanks. A cold-storage medium is stored in the tubes that are disposed in a middle row, and refrigerant circulates through the tubes that are disposed in front and rear rows. Therefore, the cold-storage medium can effectively store cold-energy transferred from the refrigerant. When the engine of a vehicle is stopping, the cold-storage heat exchanger can discharge the cold-energy that has been stored into the passenger compartment of the vehicle, thus preventing the temperature in the passenger compartment from rapidly increasing, thereby creating pleasant air-conditioned conditions for a user, and minimizing the energy and time required to re-cool the passenger compartment.

EXHAUST HEAT REGENERATOR FOR VEHICLE

Disclosed herein is an exhaust heat recovery apparatus for a vehicle, in which a heat accumulator has improved heat accumulation performance and heat exchange performance, whereby an engine can be rapidly warmed up in a cold start so that fuel efficiency can be enhanced, a pollutant emission rate can be reduced, and it is possible to heat a passenger compartment immediately after the engine starts. 120.-. (canceled)21. An exhaust heat regenerator for a vehicle , comprising:a coolant discharge pipe coupled at a first end thereof to an exhaust-heat-recovery heat exchanger and at a second end thereof to a passenger compartment heater;a coolant bypass pipe coupled at a first end thereof to a portion of the coolant discharge pipe that is adjacent to the exhaust-heat-recovery heat exchanger and at a second end thereof to a portion of the coolant discharge pipe that is adjacent to the passenger compartment heater;a flow path control valve installed on the first or second end of the coolant bypass pipe and configured to control a flow path of coolant; anda heat accumulator installed on the coolant bypass pipe.22. The exhaust heat regenerator according to claim 21 , further comprising:a first coolant temperature sensor installed on the coolant discharge pipe and measuring a temperature of the coolant discharged from the exhaust-heat-recovery heat exchanger;a second coolant temperature sensor installed on the coolant bypass pipe and measuring a temperature of the coolant discharged from the heat accumulator; andan electronic control unit controlling operation of the flow path control valve using measured values of the first and second coolant temperature sensors.23. The exhaust heat regenerator according to claim 22 , wherein the electronic control unit determines that the vehicle is in an engine warm-up operation when the measured value of the first coolant temperature sensor is less than the measured value of the second coolant temperature sensor claim 22 , and controls the ...

Flexible electronic device and method of operating same

An electronic device is provided. The electronic device includes a flexible touch screen including a display, a sensor configured to detect bending of the electronic device, and a processor operably connected to the display and the sensor and configured to determine whether the electronic device is worn by the user and perform an operation of an application executed before the electronic device is worn by the user based on a determination that the electronic device is worn by the user.

Flexible electronic device and operating method thereof

Disclosed are a flexible electronic device and a display method, in which a method for operating the electronic device includes recognizing a wear state of the electronic device which comprises a flexible display, when the electronic device is worn, recognizing a multi-touch, a press, and/or a touch interaction comprising an additional interaction, and controlling a function and/or an object according to the touch interaction.

SEMICONDUCTOR DEVICES INCLUDING TRENCH WALLS HAVING MULTIPLE SLOPES

A semiconductor device includes a gate spacer defining a trench. The trench includes a first part and a second part sequentially positioned on a substrate. An inner surface of the first part has a slope of an acute angle and an inner surface of the second part has a slope of a right angle or obtuse angle with respect to the substrate. A gate electrode fills at least a portion of the trench. 1. A semiconductor device comprising:a gate spacer defining a trench and including a first part and a second part sequentially positioned on a substrate, an inner surface of the first part having a slope of an acute angle and an inner surface of the second part having a slope of a right angle or obtuse angle with respect to the substrate; anda gate electrode in at least a portion of the trench.2. The semiconductor device of claim 1 , wherein the inner surface of the first part of the gate spacer and the inner surface of the second part of the gate spacer have a continuous profile.3. The semiconductor device of claim 1 , wherein the gate spacer further includes a third part positioned on the second part of the gate spacer remote from the first part claim 1 , and the third part of the gate spacer is connected to the second part of the gate spacer.4. The semiconductor device of claim 3 , wherein the inner surface of the second part of the gate spacer and an inner surface of the third part of the gate spacer have a discontinuous profile.5. The semiconductor device of claim 3 , wherein at a boundary between the second part of the gate spacer and the third part of the gate spacer claim 3 , a width of the trench defined by the third part of the gate spacer is greater than a width of the trench defined by the second part of the gate spacer.6. (canceled)7. The semiconductor device of claim 1 , wherein an inner surface of the gate spacer has a first point claim 1 , a second point and a third point sequentially disposed away from the substrate claim 1 , a width of the trench at the first ...

METHOD FOR PROVIDING GLANCE INFORMATION, MACHINE-READABLE STORAGE MEDIUM, AND ELECTRONIC DEVICE

A method and apparatus for modifying a screen displayed by a mobile terminal are provided. The method includes displaying an application on the screen of the mobile terminal; displaying, simultaneously with the displayed application, a card in a predefined area of the screen, the card comprising information corresponding to the application; detecting an input on the screen of the mobile terminal; modifying a display of at least one of the card and the predefined area based on a type of the input and a position of the input on the screen, wherein, when the detected input is an input selecting one of a plurality of objects displayed within the card each corresponding to a different operation, modifying the display comprises performing the operation corresponding to the selected object. 1. A method for modifying a screen displayed by a mobile terminal , the method comprising:displaying an application on the screen of the mobile terminal;displaying, simultaneously with the displayed application, a card in a predefined area of the screen, the card comprising information corresponding to the application;detecting an input on the screen of the mobile terminal;modifying a display of at least one of the card and the predefined area based on a type of the input and a position of the input on the screen,wherein, when the detected input is an input selecting one of a plurality of objects displayed within the card each corresponding to a different operation, modifying the display comprises performing the operation corresponding to the selected object.2. The method of claim 1 , wherein the predefined area comprises a handler key claim 1 , detecting the input comprises detecting a drag input of the handler key claim 1 , and modifying the display comprises removing the predefined area from the screen when the drag input of the handler key is in a downward direction.3. The method of claim 2 , further comprising:displaying the handler key without the predefined area;detecting a tap ...

FLEXIBLE ELECTRONIC DEVICE AND DISPLAYING METHOD THEREOF

A flexible electronic device and an operation method thereof are provided. The flexible electronic device includes a flexible display, and a processor operatively coupled to the display. The processor can detect a position of a fastening part of the electronic device, set a display region of the display, and display screen information in the display region. 1. An electronic device comprising:a flexible display; and detect a position of a fastening part of the electronic device,', 'set a display region of the display, and', 'display screen information in the display region., 'a processor operatively coupled to the display and configured to2. The device of claim 1 , wherein the processor is further configured to:detect wearing of the electronic device,analyze the position of the fastening part and a wearing location of the electronic device,set a user visible region as a main display region, andset a remaining display region of the display as a sub-display region.3. The device of claim 2 , wherein the processor is further configured to display main information in the main display region and sub-information on the sub-display region claim 2 , wherein the main display region is brighter than the sub-display region.4. The device of claim 3 , wherein claim 3 , if the position of the fastening part is on a radial border of the wrist and the wearing location is on an anterior surface of the wrist claim 3 , the processor is further configured to:set the main display region in an upward direction originating from the fastening part,set the remaining region of the display as the sub-display region, andextend the main display region in the upward direction if an extension interaction is detected.5. The device of claim 3 , wherein claim 3 , if the position of the fastening part is on a radial border of the wrist and the wearing location is on a posterior surface of the wrist claim 3 , the processor is further configured to:set the main display region in a downward direction ...

FLEXIBLE DEVICE AND OPERATING METHOD THEREFOR

A flexible device and an operating method thereof are disclosed. According to various examples of the present disclosure, the flexible device comprises: a sensor module; a flexible display; and a processor for performing control such that a first window and a second window are relocated according to a bending event for the flexible device, when the occurrence of the bending event is sensed by the sensor module while an execution screen image of a main application and an execution screen image of a sub application are respectively displayed on the first window and the second window, wherein the sub application can include an application for performing at least one function among a plurality of functions included in the main application. 1. A flexible device comprising:a sensor module;a flexible display; anda processor configured to, when an event for bending of the flexible device is detected by the sensor module while an execution screen of a main application and an execution screen of a sub application are displayed in a first window and a second window, respectively, control to relocate the first window and the second window according to the event for bending.2. The flexible device of claim 1 , wherein the sub application includes an application for performing at least one function among a plurality of functions included in the main application.3. The flexible device of claim 1 , wherein claim 1 , when the event for bending is detected by the sensor module claim 1 , the processor is configured to control to display the first window on a higher layer than the second window and overlappingly display the first window and the second window according to a predetermined ratio claim 1 , or display the first window and the second window on an equal layer based on a predetermined ratio according to the event for bending.4. The flexible device of claim 3 , wherein claim 3 , when a predetermined time passes claim 3 , the processor is configured to control to display only the ...

FLEXIBLE DEVICE AND OPERATION METHOD OF FLEXIBLE DEVICE

A flexible device according to various embodiments of the present invention may comprise: a touch panel for detecting contact with respect to at least a part of the flexible device; and a processor for judging bending information of the flexible device, judging the properties of each of one or more contact areas detected by the touch panel, and controlling a function of the flexible device on the basis of the judged bending information and a change in the judged properties of the one or more contact areas. In addition to the various embodiments of the present invention, other embodiments may also be possible. 1. A flexible device comprising:a touch panel configured to sense a contact with respect to at least a part of the flexible device; anda processor configured to determine bending information of the flexible device, determine attributes of each of at least one contact region sensed through the touch panel, and control a function of the flexible device based on the determined bending information and a change of the attributes of the at least one contact region.2. The flexible device of claim 1 , wherein the change of the attributes of the at least one contact region comprises at least one of change of a pressure in the at least one contact region claim 1 , change of a shape of the at least one contact region claim 1 , change of an area of the at least one contact region claim 1 , and a moving trajectory of the at least one contact region.3. The flexible device of claim 1 , further comprising a display configured to display a screen by control of the processor based on the determined bending information and the change of the attributes of the at least one contact region.4. The flexible device of claim 1 , wherein the bending information comprises at least one selected from among bending or non-bending claim 1 , a bending angle claim 1 , a bending position claim 1 , a bending direction claim 1 , a bending speed claim 1 , a bending duration claim 1 , a bending ...

Semiconductor Devices Including Insulating Gates and Methods for Fabricating the Same

Semiconductor devices are provided including a first active fin extending in a first direction and a second active fin spaced apart from the first active fin in a second direction perpendicular to the first direction, the second active fin extending in the first direction, the second active fin having a longer side shorter than a length of a longer side of the first active fin. A first dummy gate extends in the second direction overlapping a first end of each of the first and second active fins. A first metal gate extends in the second direction intersecting the first active fin and overlapping a second end of the second active fin. A first insulating gate extends in the second direction intersecting the first active fin. The first insulating gate extends into the first active fin. 1. A semiconductor device comprising:a first active fin extending in a first direction;a second active fin, spaced apart from the first active fin in a second direction perpendicular to the first direction, the second active fin extending in the first direction and having a longer side that is shorter than a length of a longer side of the first active fin;a first dummy gate extending in the second direction overlapping with a first end of each of the first and second active fins;a first metal gate extending in the second direction intersecting the first active fin and overlapping with a second end of the second active fin; anda first insulating gate extending in the second direction intersecting the first active fin,wherein the first insulating gate extends into the first active fin.2. The semiconductor device of claim 1 , wherein the first insulating gate does not overlap the second active fin.3. The semiconductor device of claim 1 , wherein a first pitch between the first insulating gate and the first metal gate and a second pitch between the first metal gate and the first dummy gate are different.4. The semiconductor device of claim 3 , wherein the second pitch is larger than the first ...

ELECTRONIC DEVICE AND METHOD FOR DISPLAYING USER INTERFACE

A method of displaying a user interface (UI) on the panel of an electronic device is provided. The method includes receiving an event corresponding to a movement of a user input from an edge of the panel of the electronic device to an internal part of the panel and displaying a preset object or a preset screen effect based on the event that occurs on an edge of the panel. 1. A method of displaying a user interface (UI) on the panel of an electronic device , the method comprising:receiving an event corresponding to a movement of a user input from an edge of the panel of the electronic device to an internal part of the panel; anddisplaying a preset object or a preset screen effect based on the event that occurs on an edge of the panel.2. The method of claim 1 , wherein the displaying of the preset object comprises displaying at least one of a menu selection UI claim 1 , a text input UI claim 1 , or a summary information providing UI.3. The method of claim 1 , wherein the displaying of the preset screen effect comprises at least one of switching claim 1 , reducing claim 1 , or enlarging a screen.4. The method of claim 3 , wherein the switching of the screen comprises displaying at least one of a screen of a preset application or a screen of an application being executed on the background.5. The method of claim 1 , wherein the preset object or the preset screen effect is displayed according to a trajectory of the movement.6. The method of claim 1 , wherein the preset object or the preset screen effect is displayed when a moving distance of the movement is equal to or greater than to a preset distance.7. The method of claim 1 , wherein the preset object or the preset screen effect is displayed when the angle between the trajectory of the movement and the edge of the panel is equal to or greater than to a preset angle.8. The method of claim 1 , further comprising:receiving an event corresponding to a touch release of the user input on the panel,wherein the displaying of ...

Semiconductor devices including an isolation layer on a fin and methods of forming semiconductor devices including an isolation layer on a fin

Semiconductor devices are provided. A semiconductor device includes a fin protruding from a substrate. Moreover, the semiconductor device includes first and second gate structures on the fin, and an isolation region between the first and second gate structures. The isolation region includes first and second portions having different respective widths. Related methods of forming semiconductor devices are also provided.

APPARATUS AND METHOD FOR PROVIDING FUNCTION ASSOCIATED WITH KEYBOARD LAYOUT

An electronic device is provided. The electronic device includes a display, and at least one processor. The at least one processor is configured to execute the application, display a first screen, display a second screen in response to a user input for selecting an input field or a text input button included in the first screen, display a keyboard layout and a user interface (UI) including at least one input button associated with the keyboard layout within the second screen when a specified condition is met, and display the keyboard layout and an input button for calling the UI within the second screen when the specified condition is not met. 1. An electronic device , comprising:a display; andat least one processor, wherein the at least one processor is configured to:display a first screen on the display;display a second screen in response to a user input for selecting an input field or a text input button included in the first screen;display a keyboard layout and a user interface (UI) including at least one input button associated with the keyboard layout within the second screen, when a specified condition is met; anddisplay the keyboard layout and an input button for calling the UI within the second screen, when the specified condition is not met.2. The electronic device of claim 1 , further comprising:a memory storing an application;wherein the at least one processor is configured to:display the keyboard layout and the UI within the second screen, when the second screen includes a second UI including at least one input button associated with the application; anddisplay the keyboard layout and an input button for calling the UI within the second screen, when the second screen does not include the second UI.3. The electronic device of claim 2 , wherein the at least one processor is configured to display the UI within the second screen in response to a user input for selecting the input button for calling the UI.4. The electronic device of claim 3 , wherein the at ...

COLD RESERVING HEAT EXCHANGER

The present invention relates to a cold reserving heat exchanger, and more particularly; to a cold reserving heat exchanger capable of improving cooling comfortableness of a user and minimizing energy and a time consumed at the time of again performing cooling by storing a cold reserving material in a second-row tube among tubes disposed in three rows in a width direction and allowing a cooling fluid moving in a first-row tube and a third-row tube among the tubes to be movable between the first-row tube and the third-row tube to effectively store cold air of the cooling fluid and discharge the cold air at the time of stopping an engine to thus prevent a rapid rise in an internal temperature of a vehicle. 1. A cold reserving heat exchanger comprising:a plurality of tubes disposed in three rows in a width direction and including a first-row tube and a third-row tube in which a cooling fluid is circulated and a second-row tube in which a cold reserving material is stored;an upper header tank and a lower header tank fixed to both ends of the tubes in a length direction, including a first space portion that is in communication with the first-row tube, a second space portion that is in communication with the second-row tube, and a third space portion that is in communication with the third-row tube, corresponding to three spaces separated in the width direction, and having a header and a tank coupled to each other;a partition wall portion provided in each of the upper header tank and the lower header tank to separate a space and including two header-side partition wall portions surrounding the second-row tube and extended toward the tank and a tank-side partition wall portion extended from a predetermined point at which the header-side partition wall portions meet each other in the same direction and having the other end fixed to any one point of the tank; andan inlet formed in the first space portion or the third space portion and having the cooling fluid introduced ...

End cell heater for fuel cell, and fuel cell including same

A fuel cell includes end cell heaters each disposed on outer sides of end cells disposed at both ends of the fuel cell stack. The end cell heaters each include a support formed in a plate shape having fuel channels and air channels. A heat generating part is formed in the support. Electricity conduction blocks are coupled to the support.

HEATER FOR MOTOR VEHICLE

Provided is a heater for a motor vehicle including: a heat source part: a heat source part rod including a rod sidewall and a rod cover in order to receive the heat source part; a first heat radiating plate including a first heat generation region in which one side of the heat source part is disposed and a first air movement region in which at least one or more first through-holes are formed; and a second heat radiating plate including a second heat generation region in which the other side of the heat source part is disposed and a second air movement region in which at least one or more second through-holes are formed. Particularly, the heat source part is disposed between the first and second heat radiating plates, and the rod sidewall is provided integrally with the first heat radiating plate. 117-. (canceled)18. A heater for a motor vehicle comprising:a heat source part:a heat source part rod including a rod sidewall and a rod cover configured to receive the heat source part; anda first heat radiating plate including a first heat generation region and a first air movement region, the first air movement region having an at least one first through-hole formed therein, the heat source part disposed on a first side of the first heat radiating plate and the rod sidewall provided integrally with the first heat radiating plate.19. The heater for a motor vehicle of claim 18 , wherein the rod sidewall is extrusion-molded integrally with the first heat radiating plate.20. The heater for a motor vehicle of claim 18 , further comprising a second heat radiating plate including a second heat generation region and a second air movement region claim 18 , the second air movement region having an at least one second through-hole formed therein and the heat source part disposed between the first heat radiating plate and the second heat radiating plate.21. The heater for a motor vehicle of claim 20 , wherein the heat source part includes a positive temperature coefficient device ...

Heat exchanger equipped with cold reserving part and manufacturing method thereof

Provided are a heat exchanger equipped with a cold reserving part and a manufacturing method thereof, equipped with a cold reserving part, in which since a cold reserving material charging part is formed at a portion at which an inlet and outlet member is formed, an additionally protruding part to inject the cold reserving material is not required, such that the heat exchanger may be miniaturized and may more rapidly and effectively absorb cold air to increase a cold reserving effect, and a manufacturing method of a heat exchanger equipped with a cold reserving part which forms the cold reserving material charging part to charge the cold reserving material after coating the heat exchanger to block a coating solution from introducing into the heat exchanger, thereby preventing the heat exchanger from corroding due to the coating solution to increase durability and more increase manufacturing performance.

PORTABLE DEVICE AND METHOD FOR CONTROLLING CURSOR OF PORTABLE DEVICE

Provided are a portable device and a method for controlling a cursor of the portable device. More specifically, disclosed are a portable device and a method for controlling a cursor of the portable device, by which a cursor that is displayed by using a first pressure touch (or successive motions of the first pressure touch) is controlled. Some of the disclosed embodiments provide a portable device and a method for controlling a cursor of the portable device, by which a cursor that is displayed by using a first touch and a first pressure touch (or successive motions of the first pressure touch) is controlled.

METHODS OF FORMING SEMICONDUCTOR DEVICES INCLUDING TRENCH WALLS HAVING MULTIPLE SLOPES

A semiconductor device includes a gate spacer defining a trench. The trench includes a first part and a second part sequentially positioned on a substrate. An inner surface of the first part has a slope of an acute angle and an inner surface of the second part has a slope of a right angle or obtuse angle with respect to the substrate. A gate electrode fills at least a portion of the trench. 1forming a dummy gate electrode on a substrate;forming a gate spacer on a side surface of the dummy gate electrode;forming an interlayer insulation film on the gate spacer opposite the dummy gate electrode;recessing the interlayer insulation film relative to the gate spacer to expose top surfaces of the gate spacer and the dummy gate electrode;recessing the dummy gate electrode relative to the gate spacer to expose an inner surface of a top portion of the gate spacer;reducing a thickness of the top portion of the gate spacer;removing the dummy gate electrode; andforming a gate electrode on the inner surface of the gate spacer.. A method of forming a semiconductor device, the method comprising: This application is a continuation of U.S. patent application Ser. No. 14/455,036, filed Aug. 8, 2014, which itself claims priority from Korean Patent Application No. 10-2013-0165535 filed on Dec. 27, 2013 in the Korean Intellectual Property Office, and all the benefits accruing therefrom under 35 U.S.C. 119, the contents of both of which in their entireties are herein incorporated by reference.1. Field of the InventionThe present invention relates to semiconductor devices and methods for fabricating the same.2. Description of the Related ArtRecently, along with the rapid proliferation of information media, functionality of a semiconductor is remarkably advancing. Recently developed semiconductor products can be fabricated at low cost for attaining price competitiveness and can be highly integrated for achieving high quality. Specifically, in order to achieve high integration of ...

Flexible device and operation method of flexible device

Flexible electronic device and method of operating same

Flexible electronic device and method of operating same

An electronic device is provided. The electronic device includes a flexible touch screen including a display, a sensor configured to detect bending of the electronic device, and a processor operably connected to the display and the sensor and configured to determine whether the electronic device is worn by the user and perform an operation of an application executed before the electronic device is worn by the user based on a determination that the electronic device is worn by the user.

A heat exchanger

The present invention relates to a heat exchanger which improves shapes and sizes of a tube and a tank so as to increase a heat radiation performance. The heat exchanger comprises a plurality of tubes (20) which are arranged in parallel at regular distances to be parallel with a ventilation direction and through which a heat exchange medium is flowed; an inlet tank (11) in which the heat exchange medium is introduced and then distributed to the plurality of tubes (20); a fin (30) which is interposed between the tubes (13) so as to increase a contact surface with air passing between the tubes (20); and an outlet tank (12) in which the heat exchange medium flowed through the tubes (20) is collected and then discharged, wherein dimensions of the sectional area StUbe of the tube (20) and the sectional area Stank of the inlet tank (11) or the outlet tank (12) satisfy a following formula : sectional area of tube (Stube) 0.04 < sectional area of tank (Stank) < 0.06.

Method and apparatus for controlling lock/unlock state of terminal through voice recognition

A method for controlling a terminal through a voice input is provided. The method includes receiving a voice input when the terminal is in a state in which the terminal is locked and performing an operation corresponding to the voice input if the voice input corresponds to a preset command.

Evaporator

Es wird ein Verdampfer mit einem Strömungsteil mit einer Kältemittelströmung darin separat von einer ersten Kammer und einer zweiten Kammer, um eine Kältemittelkanalstruktur zu verbessern, in einem Doppelverdampfer vorgesehen, bei dem ein Kältemittel in einer ersten Säule bzw. einer zweiten Säule strömt, wodurch die Anzahl von vier Einlässen und Auslässen, die in der ersten Säule bzw. zweiten Säule angeordnet ist, reduziert wird. An evaporator having a flow part with a refrigerant flow therein separately from a first chamber and a second chamber to improve a refrigerant passage structure is provided in a double evaporator in which a refrigerant flows in a first column and a second column, respectively of four inlets and outlets arranged in the first column and second column, respectively.

A heat exchanger

The present invention relates to a heat exchanger with a tube having a dimple structure by which a turbulent flow is generated in the tube, thereby increasing a heat exchanging performance. The heat exchanger comprises a plurality of tubes 20; an inlet tank 11; a fin 30; and an outlet tank 12, wherein a dimple 21 is formed to satisfy the following formula (I): the sum (A)dimple of the product of a width d and a depth h of each dimple 8.80 < x100 < 13.60 a length L of the tube x a height H of the tube.

Air freshener generator for vehicle air conditioning apparatus

Flexible electronic device and method of operating same

An electronic device is provided. The electronic device includes a flexible touch screen including a display, a sensor configured to detect bending of the electronic device, and a processor operably connected to the display and the sensor and configured to determine whether the electronic device is worn by the user and perform an operation of an application executed before the electronic device is worn by the user based on a determination that the electronic device is worn by the user.

Evaporator

Vorgesehen wird ein Verdampfer mit einem Behälter, der mit einem vertieften Teil und einem Strömungsteil mit einer Kältemittelströmung darin unter Verwenden eines Strömungsteilbildungsteils separat von einer ersten Kammer und einer zweiten Kammer ausgebildet ist, um eine Kältemittelkanalstruktur zu verbessern, in einem Doppelverdampfer, bei dem ein Kältemittel in einer ersten Säule bzw. einer zweiten Säule strömt, wodurch die Anzahl von vier Einlässen und Auslässen, die in der ersten Säule bzw. zweiten Säule angeordnet ist, reduziert wird, ein Leitblech bei einer präzisen Position fixiert wird und eine Ausschussrate reduziert wird, um die Produktivität weiter zu verbessern. An evaporator having a tank formed with a recessed part and a flow part having a refrigerant flow therein using a flow dividing part separately from a first chamber and a second chamber to improve a refrigerant passage structure is provided in a double evaporator in which a refrigerant in a first column and a second column, respectively, whereby the number of four inlets and outlets arranged in the first column and second column is reduced, a baffle is fixed at a precise position, and a rejection rate is reduced to further improve productivity.

Flexible device and operating method therefor

Cold-storage heat exchanger

Provided is a cold-storage heat exchanger. The cold-storage heat exchanger includes a pair of header tanks, and tubes which are arranged in three rows with respect to the direction of the flow of air and connected at opposite sides thereof to the header tanks. A cold-storage medium is stored in the tubes that are disposed in a middle row, and refrigerant circulates through the tubes that are disposed in front and rear rows. Therefore, the cold-storage medium can effectively store cold-energy transferred from the refrigerant. When the engine of a vehicle is stopping, the cold-storage heat exchanger can discharge the cold-energy that has been stored into the passenger compartment of the vehicle, thus preventing the temperature in the passenger compartment from rapidly increasing, thereby creating pleasant air-conditioned conditions for a user, and minimizing the energy and time required to re-cool the passenger compartment.

Heater for motor vehicle

Provided is a heater for a motor vehicle including: a heat source part: a heat source part rod including a rod sidewall and a rod cover in order to receive the heat source part; a first heat radiating plate including a first heat generation region in which one side of the heat source part is disposed and a first air movement region in which at least one or more first through-holes are formed; and a second heat radiating plate including a second heat generation region in which the other side of the heat source part is disposed and a second air movement region in which at least one or more second through-holes are formed.

Komplexer wärmetauscher

Die vorliegende Erfindung bezieht sich auf einen komplexen Wärmetauscher. Ein Ziel der vorliegenden Erfindung ist es, einen komplexen Wärmetauscher bereitzustellen, der in einem sekundären Kreislauf vorgesehen ist, der mit einem primären Kreislauf verbunden ist, durch den ein Kältemittel zirkuliert, wobei der komplexe Wärmetauscher so konfiguriert ist, dass er einen Heiz- oder Kühlbetrieb durchführt, wenn ein Kühlmittel, das in dem komplexen Wärmetauscher fließt, durch das Kältemittel erwärmt oder gekühlt wird, in dem zwei Wärmetauscherkerne parallel angeordnet sind, und ein Wegregulierungsverteiler vorgesehen ist, um Einlass- und Auslassöffnungen angemessen und selektiv zu verbinden, damit das Kühlmittel sequentiell oder unabhängig durch zwei Wärmetauscher fließen kann. Daher fließt das Kühlmittel in einem Kühl- oder Heizmodus nacheinander durch die beiden Wärmetauscher (d.h. um einen Effekt zu haben, der erhalten wird, wenn die beiden Wärmetauscher in Reihe geschaltet sind), um die Effizienz des Wärmeaustauschers zu maximieren. In einem Entfeuchtungsmodus fließen das Niedertemperatur-Kühlmittel und das Hochtemperatur-Kühlmittel unabhängig voneinander durch die beiden Wärmetauscher, um die Entfeuchtung reibungslos durchzuführen. Daher kann der einzelne komplexe Wärmetauscher die Heiz-, Kühl- und Entfeuchtungsvorgänge mit maximaler Effizienz durchführen.

Header tank of heat exchanger

The present invention relates to a header tank provided in a heat exchanger having a two-row structure in which core parts are provided in two rows, and to a header tank having a structure in which a first tank is coupled to a header, and a second tank is coupled to be spaced apart from the first tank at a predetermined interval, such that condensate water condensed on surfaces of the core parts may be discharged between the first tank and the second tank, thereby satisfying all of pressure resistance of the header tank, temperature distribution of the core parts, and cooling performance of the heat exchanger.

Flexible device and operation method of flexible device

Sammelbehälter eines wärmetauschers

Die vorliegende Erfindung betrifft einen Sammelbehälter, der in einem Wärmetauscher mit einer zweireihigen Struktur vorgesehen ist, in der Kernteile in zwei Reihen vorgesehen sind, und einen Sammelbehälter mit einer Struktur, in der ein erster Behälter mit einem Sammelbehälter gekoppelt ist und ein zweiter Behälter so gekoppelt ist, dass er von dem ersten Behälter in einem vorbestimmten Intervall beabstandet ist, so dass Kondenswasser, das an Oberflächen der Kernteile kondensiert, zwischen dem ersten Behälter und dem zweiten Behälter abgelassen werden kann, wodurch die Druckfestigkeit des Sammelbehälters, die Temperaturverteilung der Kernteile und die Kühlleistung des Wärmetauschers erfüllt werden.

Heater for motor vehicle

Provided is a heater for a motor vehicle including: a heat source part: a heat source part rod including a rod sidewall and a rod cover in order to receive the heat source part; a first heat radiating plate including a first heat generation region in which one side of the heat source part is disposed and a first air movement region in which at least one or more first through-holes are formed; and a second heat radiating plate including a second heat generation region in which the other side of the heat source part is disposed and a second air movement region in which at least one or more second through-holes are formed.

Apparatus and method for providing function associated with keyboard layout

Complex heat exchanger

A complex heat exchanger capable of working in different air conditioning modes by controlling flow of coolant in a refrigerant-coolant secondary loop system linked with a primary loop of refrigerant circulation. The heat exchanger is capable to perform heating or cooling operation with the flowing coolant being heated or cooled by the refrigerant, while two heat exchanger cores are disposed in parallel, and a path regulating manifold is provided to connect inlet and discharge ports to allow the coolant to flow sequentially or independently through two heat exchangers. In cooling or heating mode, coolant flows sequentially through two heat exchangers to maximize the heat exchange efficiency. In a dehumidifying mode, the low-temperature coolant and the high-temperature coolant respectively flow through the two heat exchangers independently to smoothly implement the dehumidification. Therefore, the single complex heat exchanger can perform the heating, cooling, and dehumidifying operations with maximum efficiency.

Portable device and method for controlling cursor of portable device

Heater for motor vehicle

Semiconductor devices including insulating gates and methods for fabricating the same

Semiconductor devices are provided including a first active fin extending in a first direction and a second active fin spaced apart from the first active fin in a second direction perpendicular to the first direction, the second active fin extending in the first direction, the second active fin having a longer side shorter than a length of a longer side of the first active fin. A first dummy gate extends in the second direction overlapping a first end of each of the first and second active fins. A first metal gate extends in the second direction intersecting the first active fin and overlapping a second end of the second active fin. A first insulating gate extends in the second direction intersecting the first active fin. The first insulating gate extends into the first active fin.

Semiconductor devices including an isolation layer on a fin and methods of forming semiconductor devices including an isolation layer on a fin

Semiconductor devices are provided. A semiconductor device includes a fin protruding from a substrate. Moreover, the semiconductor device includes first and second gate structures on the fin, and an isolation region between the first and second gate structures. The isolation region includes first and second portions having different respective widths. Related methods of forming semiconductor devices are also provided.

Semiconductor devices including trench walls having multiple slopes

A semiconductor device includes a gate spacer defining a trench. The trench includes a first part and a second part sequentially positioned on a substrate. An inner surface of the first part has a slope of an acute angle and an inner surface of the second part has a slope of a right angle or obtuse angle with respect to the substrate. A gate electrode fills at least a portion of the trench.