39 results about "Heater core" patented technology

A cooling system for vehicles and a control method thereof improves indoor heating performance and fuel efficiency by controlling a flow rate of a coolant passing through a heater core together with an EGR cooler. A coolant having an increased temperature is first supplied to the heater core side through a flow stagnancy control to rapidly increase the temperature of the coolant flowing in the heater core, thereby improving heating performance. A warm-up feature is improved through an exhaust heat recovery function by a heat exchange between the exhaust gas and the coolant in the EGR cooler, thereby improving efficiency of fuel.

A method for servicing a heater core installed in a heating, ventilation, and air-conditioning (HVAC) assembly for a motor vehicle includes removing a sealing attachment from an interfacing connection interfacing with the heater core. The method includes sliding the heater core in a direction of insertion, The method includes disconnecting, from the heater core, the interfacing connection. The method includes removing the heater core in a direction of extraction, the direction of extraction being orthogonal to the direction of insertion.

The present disclosure provides a hair dryer. The hair dryer includes: a cylindrical case; and a heater module housed inside the case. The heater module includes: a cylindrical heater core; a plurality of support walls radially arranged around an outer circumference of the heater core, each including a coil seating portion formed at an outer end; and a heating coil in contact with the coil seating portion and spirally wound around an outside of the heater core. The support wall includes an air circulation hole. The hair dryer may allow air to circulate effectively within the heater module, thereby ensuring that air is discharged at a uniform temperature and intensity.

The application provides a heat management system, comprising a first valve, a second valve, a heating heat exchanger, a first refrigeration heat exchanger, a heater core and a cooler core, the heating heat exchanger and the heater core are connected to the first valve, cooling liquid flows through the heating heat exchanger and is heated, and then flows to the heater core through the first valve, the first refrigeration heat exchanger and the cooler core are connected to the second valve, the cooling liquid flows through the first refrigeration heat exchanger and is cooled, and then flows to the cooler core through the second valve, the heater core is used for heating a passenger cabin of a vehicle, and the cooler core is used for refrigerating the passenger cabin. In the technical scheme, the problem of refrigerant leakage in the passenger cabin is avoided, especially for flammable refrigerant, the safety of the vehicle can be greatly improved; meanwhile, unnecessary heat exchange of high-temperature and low-temperature cooling liquid in the valve is avoided, and therefore the refrigeration and heating effects are improved.

A generator system comprising a generator and an engine positioned within an enclosure, the engine having an engine coolant system and an air intake; a fan positioned to force air through the heater core; a low temperature fluid circuit comprising a heater core positioned within the enclosure, a first coolant heater in fluid communication with the heater core, and a first pump in fluid communication with the first coolant heater and configured to pump heated coolant from the first coolant heater to the heater core; and a high temperature fluid circuit comprising a radiator, second coolant heater, and a second pump in fluid communication with the second coolant heater and configured to pump heated coolant from the second coolant heater through the high temperature fluid circuit, wherein the low temperature fluid circuit and the high temperature fluid circuit are each in fluid communication with the coolant system of the engine.

To provide a vehicle air conditioning system that can reduce losses when utilizing regenerative power. [Solution] When regenerative power is generated during heating operation, the regenerative power is supplied to the heat transfer medium heating device 22. If the regenerative power supplied to the heat transfer medium heating device 22 exceeds the target power of the heat transfer medium heating device 22 based on the target temperature of the heat transfer medium, the amount of heat dissipated from the heat transfer medium by the heater core 21 is increased by lowering the temperature of the air flowing into the heater core 21.

The present invention provides a vehicle air conditioning system that can reduce battery power consumption after the generation of regenerative power has finished. [Solution] When regenerative power is generated during heating operation, the regenerative power is supplied to the heat transfer medium heating device 22. If the regenerative power supplied to the heat transfer medium heating device 22 exceeds the target power of the heat transfer medium heating device 22 based on the target temperature of the heat transfer medium, the amount of heat dissipated from the heat transfer medium in the heater core is increased by lowering the temperature of the air flowing into the heater core. If the regenerative power supplied to the heat transfer medium heating device 22 is above a predetermined surplus threshold, the temperature of the heat transfer medium is allowed to exceed the target temperature within a range that does not exceed a predetermined allowable temperature.

The utility model relates to the field of water tank for vehicle discloses a passenger car warm -air water tank sealing structure, including water tank body, the left side wall of water tank body is fixedly connected with the water inlet pipe, the outer wall threaded connection of fixed bolt a has the swivel block, the bottom rotatable connection of swivel block has the fixed block, the side wall of swivel block is hinged and has the hinge rod, the one end of hinge rod away from swivel block is hinged and has the connecting block, the lower surface fixed connection of connecting block has the reinforcing clamping plate, the inner wall sliding connection of reinforcing clamping plate has the sliding block, the surface of water inlet pipe is provided with sealing mechanism. In the utility model, through being provided with clamping mechanism, by rotating swivel block, drive hinge rod to draw close to each other, hinge rod drives two groups of reinforcing clamping plate to draw close to each other, and the distance of two groups of reinforcing clamping plate can be adjusted, and the universality of the fixed water inlet pipe of different diameters is stronger, and through fixed bolt can make reinforcing clamping plate firmly fixed external water inlet pipe.

[Problem] To provide a vehicle air conditioning device capable of utilizing surplus regenerative electric power without waste. [Solution] According to the present invention, when regenerative electric power is generated while a space heating operation is being performed, the regenerative electric power is supplied to a heat medium heating device 22, and if the regenerative electric power supplied to the heat medium heating device 22 exceeds a target electric power of the heat medium heating device 22 based on a target temperature of the heat medium, it is possible to select and execute either a comfort priority mode in which the amount of heat dissipated by the heat medium in a heater core 21 is increased such that the temperature of the heat medium becomes a target temperature based on a target blowing temperature of air supplied into the vehicle cabin interior, or a heat storage priority mode in which the amount of heat dissipated by the heat medium in the heater core 21 is increased by allowing the temperature of the heat medium to exceed the target temperature within a range not exceeding a predetermined allowable temperature.

This application provides a simplified thermal management system for electric vehicles, its control method, and an electric vehicle. The simplified thermal management system includes: a refrigerant circuit with an electric compressor, a water-cooled condenser, a liquid receiver, a first throttling device, a second throttling device, a battery cooler, and an in-vehicle evaporator; a passenger compartment circuit with an in-vehicle heater core, a first electronic water pump, a water heater, and a high-temperature heat exchanger; an electric drive and control circuit with a second electronic water pump, a low-temperature heat exchanger, and an electric drive and control assembly; a battery circuit with a third electronic water pump and a battery assembly; and a control piping system with a three-way valve and a ten-way valve. The three-way valve and the ten-way valve couple the refrigerant circuit, the passenger compartment circuit, the electric drive and control circuit, and the battery circuit to form the simplified thermal management system for electric vehicles, providing corresponding thermal management modes when the ten-way valve is in different operating states.

This utility model discloses a thermal management system and a vehicle. The thermal management system includes: a condenser on a first flow path, a heat exchanger on a first refrigerant branch, and the first flow path being connected to one of a second flow path, a first refrigerant branch, and a third refrigerant branch; an engine radiator and a heater core on a first circuit, and a heat exchange device on a second circuit; a first heat exchange channel connected in series on the second flow path, and a second heat exchange channel connected in series on the first circuit, with at least one of the first and second heat exchange channels exchanging heat with the engine's exhaust pipe; and a second heat exchange assembly, which includes a third heat exchange channel and a fourth heat exchange channel, the third heat exchange channel being connected in series on the refrigerant circuit, and the fourth heat exchange channel being connected in series on the second circuit. According to this utility model's thermal management system, while meeting the heating needs of the passenger compartment, it can reduce engine warm-up time during cold starts, reduce cold start fuel consumption, effectively save energy and reduce costs, and achieve integrated design.

The heat medium circuit has a first branch portion (20a) that branches the heat medium to the first heater core side and the radiator side, a first confluence portion (20b) that confluences the heat medium of the first heater core side with the heat medium of the radiator side, a second branch portion (20c) that branches the heat medium between the first branch portion and the first heater core to the second heater core side, and a second confluence portion (20d) that confluences the heat medium of the second heater core side between the first heater core and the first confluence portion. The air conditioning device is provided with a first flow rate adjusting portion (26a, 28) disposed between the first branch portion and the radiator or between the radiator and the first confluence portion in the heat medium circuit, and a second flow rate adjusting portion (26b, 29) disposed between the first branch portion and the first heater core or between the first heater core and the first confluence portion in the heat medium circuit. At least one of the first flow rate adjusting portion and the second flow rate adjusting portion can arbitrarily adjust the flow rate of the heat medium.

This utility model belongs to the field of automotive air conditioning technology and discloses an automotive air conditioning HVAC mixing structure, including an evaporator, an HVAC lower housing, a blower, a mixing damper and its components, an HVAC middle housing, a heater core, an air guide plate, a distributor housing assembly, a face air damper, and a foot air damper. The evaporator and the blower are arranged sequentially between the HVAC lower housing and the HVAC middle housing. The mixing damper and its components, the heater core, and the air guide plate are arranged sequentially between the HVAC middle housing and the distributor housing assembly. The air guide plate includes two positioning posts, a first mounting post, and a second mounting post. The positioning posts are positioned in conjunction with the distributor housing assembly. The first mounting post and the second mounting post are fixed to the distributor housing assembly by self-tapping screws. The positioning posts, the first mounting post, and the second mounting post together fix the air guide plate. By optimizing the structure of the air conditioning housing and the air guide plate, the problem of uneven mixing of cold and hot air is effectively solved, the temperature linearity adjustment capability of the automotive air conditioning vents is improved, and the overall vehicle comfort is enhanced.

This invention discloses a cab air conditioning system with auxiliary heating, a cab temperature control method, and engineering machinery. It includes an air conditioning unit mounted on the cab, an auxiliary heating device, and a temperature control system. The air conditioning unit contains a heater core, which is circulated and heated by engine coolant. The heater core can output hot air at a preset temperature into the cab. The auxiliary heating device includes a fuel heater and a heater oil pump. The heater oil pump is connected between the fuel tank and the fuel heater via an oil pipe. The fuel heater can output hot air at a preset temperature into the cab. The temperature control system includes a controller and multiple temperature sensors for controlling the air conditioning unit and the auxiliary heating device to heat the cab. This invention can ensure rapid heating of the cab in extremely cold environments (below -30°C) while saving fuel, and avoids the driver frequently refueling in extremely cold environments (below -30°C).

To provide a vehicle air conditioning system that can effectively utilize regenerative power without wasting it. [Solution] When regenerative power is generated during heating operation, the regenerative power is supplied to the heat transfer medium heating device 22. If the regenerative power supplied to the heat transfer medium heating device 22 exceeds the target power of the heat transfer medium heating device 22 based on the target temperature of the heat transfer medium, the amount of heat dissipated from the heat transfer medium in the heater core 21 is increased by lowering the temperature of the air flowing into the heater core 21. If the regenerative power supplied to the heat transfer medium heating device 22 exceeds a predetermined surplus threshold, the regenerative power exceeding the surplus threshold is charged to the battery 23.

A thermal system includes a high temperature coolant loop thermally coupled to a heater core configured for thermal exchange with an airflow into a cabin of the vehicle, and an air conditioning (A / C) loop having a compressor, a condenser, a first expansion device for a heat exchanger, a second expansion device for a chiller, and a third expansion device for an evaporator. The high temperature coolant loop is thermally coupled to the condenser. A controller includes one or more processors and is programmed to perform a window fogging prevention operation by controlling a speed of the compressor such that (i) a coolant temperature at the heater core reaches a first predetermined target temperature, and (ii) a coolant temperature at the evaporator does not fall below a second predetermined target temperature.

This invention provides a vehicle air conditioning system that recovers heat from the air discharged from the vehicle interior as ventilation using a heat transfer medium, thereby improving the efficiency of the vehicle's air conditioning system, and enabling miniaturization of the entire system and reduction of costs. [Solution] The vehicle air conditioning system 1 comprises an air conditioning case 38 through which air supplied to the vehicle interior 6 circulates, an interior blower 59 that circulates air within the air conditioning case 38, and a heat transfer medium circuit 2 having a cooler core 18 and a heater core 19. The air conditioning case 38 has a ventilation passage 62 located upwind of the cooler core 18 and the heater core 19 that discharges air from the vehicle interior 6 to the outside 7. The heat transfer medium circuit 2 has a ventilation heat recovery heat exchanger 27 provided in the ventilation passage 62 that recovers heat from the air discharged to the outside 7.

The utility model relates to a car air conditioning technical field especially, relates to a kind of water drainage car air conditioner of flow guide.The water drainage car air conditioner of flow guide includes distribution box, evaporative tank, heater core, evaporator, flow guide groove, flow guide hole and drain hole. Among them, distribution box includes first shell and heater core, and heater core is arranged in first shell. Evaporative tank includes second shell and evaporator, and evaporator is arranged in second shell. The inner wall of first shell is provided with flow guide groove, and second shell is provided with flow guide hole and drain hole, one end of flow guide groove is communicated with the bottom area of heater core, the other end of flow guide groove is communicated with flow guide hole, and flow guide hole is communicated with drain hole;Along first direction, the height of drain hole is lower than the height of flow guide hole. The water drainage car air conditioner of flow guide can timely drain the accumulated water in distribution box, improve driving experience, and reduce safety hazard.

The present application relates to an automobile air conditioning system and an automobile. The automobile air conditioning system comprises an air handling channel, a regeneration channel, a first driving device, an evaporator, a desiccant rotor, and a heater core. The first driving device is arranged in the air handling channel, and is used for driving the air in the air handling channel to flow. The evaporator is arranged in the air handling channel, and is used for cooling the air in the air handling channel. At least a part of the desiccant rotor is arranged in the air handling channel, and at least the other part of the desiccant rotor is arranged in the regeneration channel. The desiccant rotor is used for dehumidifying the air in the air handling channel. At least a part of the heater core is arranged in the air handling channel, and at least the other part of the heater core is arranged in the regeneration channel. The heater core is used for heating the air in the air handling channel and the regeneration channel. Along the flow direction of the air in the regeneration channel, the heater core and the desiccant rotor are arranged in sequence to reduce energy consumption. Additionally, the evaporator is less prone to generating odors.

This utility model discloses a dual-layer flow air conditioner and a vehicle. The dual-layer flow air conditioner includes an air inlet box, an air outlet box, and a blower box. The air outlet box contains an internal circulation duct, an external circulation duct, an upward-blowing duct, a defrosting duct, a middle-flow ventilation duct, a downward-blowing duct, an evaporator, a heater core, and a PTC heater assembly. The evaporator, heater core, and PTC heater assembly are arranged sequentially along the air outlet direction. The external circulation duct and the internal circulation duct are located between the evaporator and the heater core, with the external circulation duct above the internal circulation duct. The upward-blowing duct and the defrosting duct are located above the external circulation duct, with the upward-blowing duct closer to the evaporator than the defrosting duct. Compared with existing technologies, this utility model, by setting multiple ducts in the air outlet box and determining the positional relationship between these ducts, establishes a reasonable air delivery structure, enabling it to adaptively adjust the air inlet and outlet ratios in dual-layer flow mode.

The invention belongs to the technical field of thermal management control, and provides a thermal management system, a control method, a vehicle and a computer program product, the thermal management system comprises a refrigerant path system and a water path system, and the water path system comprises a cooling liquid inner circulation loop and a cooling liquid outer circulation loop; the cooling liquid external circulation loop comprises a water cooling condenser, and the cooling liquid internal circulation loop comprises a battery body, a warm air core body and a battery cooling plate heat exchanger; the refrigerant path system comprises an internal condenser, an external condenser, an air conditioner evaporator and a battery cooling plate heat exchanger; the refrigerant path system exchanges heat with the cooling liquid internal circulation loop through the battery cooling plate heat exchanger, and exchanges heat with the cooling liquid external circulation loop through the water-cooled condenser; by controlling the thermal management system, the heat dissipation effect of the power battery of the new energy vehicle under the overcharge condition can be achieved, and cabin temperature and humidity control of the vehicle can be optimized.

This application discloses a heater core, a heater tube, and a home appliance, wherein the heater core includes a graphite film, the graphite film includes a heater region, the heater region includes a plurality of series-connected heater units, the heater units include sequentially connected first, second, third, and fourth parts, two adjacent heater units are connected via the first and fourth parts, the first and third parts extend along a first direction, the second and fourth parts extend along a second direction, the second direction is the direction of extension of the graphite film and intersects the first direction, the width of the graphite film is d0, and the widths of the first, second, third, and fourth parts are d1, d2, d3, and d4, respectively, and 2% ≤ d i / d0 ≤ 20% is satisfied, where i is 1, 2, 3, 4. i / d0≧2% improves the structural strength of the heater core and ensures the fall resistance of the heater core, d i By ensuring that / d0 ≥ 2%, excessive power density in the heater region of the graphite film due to low resistance can be avoided, thereby improving the service life of the heater core.

The present application provides a thermal management system, comprising a first valve, a second valve, a heating heat exchanger, a first cooling heat exchanger, a heater core, and a cooler core. The heating heat exchanger and the heater core are both connected to the first valve; coolant flows through the heating heat exchanger and then, after being heated, flows to the heater core by means of the first valve; the first cooling heat exchanger and the cooler core are both connected to the second valve; the coolant flows through the first cooling heat exchanger and, after being cooled, flows to the cooler core by means of the second valve; the heater core is configured for heating a passenger compartment of a vehicle; and the cooler core is configured for cooling the passenger compartment. The technical solution of the present invention prevents the problem of refrigerant leakage in passenger compartments, especially flammable refrigerants, thus greatly improving vehicle safety; moreover, unnecessary heat exchange of high and low temperature coolants in valves is also prevented, thereby improving cooling and heating effectiveness.

By using high-temperature coolant to heat the vehicle's interior and applying a single valve to control the flow of the coolant, the overall system is simplified while reducing manufacturing costs and weight. [Solution] The system includes a control valve that controls the flow of coolant flowing into the interior and has multiple ports formed therein, multiple coolant lines connected to the control valve through which coolant is selectively flowed by the control valve, and a radiator, electrical components, battery, and heater core connected to or provided in any of the multiple coolant lines, and further includes a coolant heater that independently heats the coolant flowing into two selected coolant lines from the multiple coolant lines.

This invention belongs to the field of automotive thermal management technology, specifically relating to an automotive thermal management system, method, and vehicle. The automotive thermal management system includes a refrigerant circuit comprising an air condenser and a water-cooled condenser connected in parallel, and a first regulating valve for controlling the flow distribution of refrigerant between the air condenser and the water-cooled condenser; a coolant circuit including a high-temperature coolant circuit, in which the water-cooled condenser, water heater, heater core, and water-to-water heat exchanger are connected in series, and the high-temperature coolant circuit selectively introduces heat from the engine cooling circuit through a second regulating valve; and a six-way valve, located in the coolant circuit, which controls the temperature after the cold and hot coolants merge by adjusting the flow path connection. This invention can efficiently and flexibly implement various thermal management functions in multiple modes, including pure electric and engine start-up.

This application discloses a thermal management system and a vehicle. The thermal management system includes a refrigerant circuit, a first heat exchange circuit, a second heat exchange circuit, and a third heat exchange circuit. The refrigerant circuit is connected to the first and second heat exchange circuits via a first heat exchanger. The first heat exchange circuit includes a heater core for heating the passenger compartment, and the second heat exchange circuit is used for heat exchange with the battery. The first and second heat exchange circuits are connected to the third heat exchange circuit via a second heat exchanger, and the third heat exchange circuit is used for heat exchange with the range extender. The third heat exchange circuit is used to transfer heat from the range extender to the first and second heat exchange circuits via the second heat exchanger, thereby heating the passenger compartment and the battery. The refrigerant circuit is used for heat exchange with the first and second heat exchange circuits via the first heat exchanger, and for heating and cooling the passenger compartment and the battery. The above-described thermal management system can effectively utilize the heat from the range extender.

A heat pump system for a vehicle, comprising: a compressor; an air conditioning and heating module including a heater core and an evaporator connected to the compressor; and a door regulating air flowing through the evaporator to selectively flow into the heater core; a condenser connected to the compressor; a sub-condenser connected to the condenser and selectively condensing refrigerant discharged from the condenser; a first expansion valve provided between the sub-condenser and the evaporator; a refrigerant connection line having a first end connected between the sub-condenser and the first expansion valve and a second end connected between the evaporator and the compressor; a cooler provided on the refrigerant connection line; a first cooling device connected to the condenser via a first coolant line and including a first radiator provided on the first coolant line, an electrical component, and a first water pump; and a second cooling device connected to the sub-condenser via a second coolant line and including a second radiator provided on the second coolant line and a second water pump.

Thermal management system for a vehicle, the system comprising: a refrigerant line (10) comprising a compressor (11), a water-cooled condenser (12), and a cooling core (13) for interior climate control, such that refrigerant exiting the water-cooled condenser (12) is introduced into the cooling core (13) for interior climate control; and a battery line (20) comprising a battery heat exchanger module (21) and a heater core (22) for interior climate control, and connected to the refrigerant line (10) via the water-cooled condenser (12), wherein the battery heat exchanger module (21) and the heater core (22) for interior climate control are connected in parallel to the water-cooled condenser (12) via a first valve (24) to cause coolant that is heated as it passes through the water-cooled condenser (12) to becoolant can be selectively introduced via the first valve (24) either into the battery heat exchanger module (21) or the heating core (22) for interior climate control, wherein a battery connected to the battery heat exchanger module (21) is a solid-state battery, and wherein the thermal management system further comprises: an electronic component line (40) through which coolant flows and in which a radiator (42) and a cooler (43) are connected in parallel to an electronic component core (41) via a second valve (44) such that coolant exiting the electronic component core (41) is selectively introduced via the second valve (44) either into the radiator (42) or the cooler (43); and a refrigerant heating line (50) having a branch section which is arranged at a point in the refrigerant line (10) upstream of the cooling core (13) for indoor air conditioning such that the refrigerant heating line (50) is configured such thatthat it is fluidly connected to the refrigerant line (10) while bypassing the cooling core (13) for interior air conditioning, wherein the refrigerant heating line (50) has a third valve (51) which is mounted at the point on the refrigerant line (10) where the refrigerant heating line (50) can be selectively fluidly connected to the refrigerant line (10), and wherein the refrigerant heating line (50) is connected to the electronic component line (40) via the radiator (43).

This invention relates to the field of electric vehicle technology, and more specifically to a method, system, and storage medium for selecting and starting a heat source for a range-extended vehicle. Based on the heating requirements of the passenger compartment or battery pack, the PTC outlet temperature, and the target temperature of the heater core, a heat source is selected. When the PTC does not meet the heating conditions of the passenger compartment or battery pack, the engine is started, using the engine as the heat source. When the PTC meets the heating conditions of the passenger compartment or battery pack, the engine is stopped, and the PTC becomes the heat source. Charging the power battery also utilizes the engine. When the power battery voltage is less than V0, the engine is started; when the power battery voltage is greater than V1, the engine is stopped. When the engine is charging the power battery, the engine is used preferentially as the heat source. If a fault occurs during engine start-up or shutdown, a fault warning is issued to the user. This invention enables range-extended vehicles to select a suitable heat source and provide appropriate equipment fault warnings to the user.