A feedforward control method (500) for adjusting a warm path temperature in an air conditioning unit of a motor vehicle is described, wherein the feedforward control method (500) comprises the following steps: model-based setting (S501) of a first warm path temperature setpoint (TWs) as a function…
An HVAC device including: a fresh air inlet, a recirculation air inlet, a blower with an inlet portion and an outlet portion, a recirculation air duct, a fresh air duct separated from the recirculation air duct, a first heat exchanger, a second heat exchanger, both arranged partially in the…
Vehicle air conditioning apparatus comprising air conditioning case with inlet and outlet, partition wall dividing the inner space into a first and a second space portions; cooling heat exchanger disposed inside the air conditioning case to span the first and second space portions and connected to…
The present disclosure provides an air-conditioning device and an air-conditioning system of an integrated heat exchanger, wherein an integrated heat exchanger for generating heating air or cooling air is used to generate air-conditioning air by utilizing cooling water, thereby securing…
An individual air conditioning apparatus for a vehicle includes: a driver's seat air conditioning module and a passenger seat air conditioning module sequentially provided with an evaporation core and a heater core; a first channel that passes through the evaporation core and is connected to an…
The invention concerns a heating, ventilation and/or air conditioning device (1) for a motor vehicle, characterized in that it comprises a main body (2, 3, 4) comprising at least a first air circulation channel (5), intended to supply a first part of a passenger compartment of a motor vehicle, a…
The invention relates to a heating, ventilation and/or air conditioning device for a motor vehicle, comprising at least a first air circulation channel (F1), a second air circulation channel (F2), an air inlet casing (30) mounted upstream of said first and second circulation channels (32, 34) with…
A vehicle air conditioner 1 includes a defroster passage R4, a vent passage R5, a heat passage R6, and a rear seat passage R7. The vehicle air conditioner 1 also includes a defroster damper 24 for opening or closing the defroster passage R4, and a rear seat damper 57 for opening or closing the rear…
The air-conditioning unit (10) has a housing (12) and an evaporator (16) for dehumidification and cooling of an air flow, where multiple air conduits summarize channel-relative temperatures to a channel beam (32) in a sectional manner. The channel-relative temperatures are different from parallel…
A vehicle heating, ventilation and/or air conditioning unit (10) comprises a housing for the unit in which air flow channels for hot and/or cold air flows are provided. At least one rotatable air flap (35) for opening and closing at least one air flow channel is provided, the air flap (35) having a…
A vehicle air conditioner includes a first passage (52) and a second passage (57) and is capable of operating in such a manner that outside air introduced into the first passage (52) is conditioned by an evaporator (26) and a heater core (31) and subsequently blown, as a conditioned air, from a…
An air conditioning system for motor vehicles includes an air conditioner case, a cold air path 14 through which a cold air flows, a warm air path 16 through which a warm air flows, a temperature control door 18 arranged to swing between the cold air path and the warm air path so as to control an…
An HVAC system for a vehicle includes a housing (12), a front HVAC unit (14) housed in the housing (12) and having a front blower (34), a first airflow path (36), and a front air mix door (38), a rear HVAC unit (16) housed in the housing (12) and having a rear blower (52), a second airflow path…
The system has air supply channels formed in an air guiding housing (16), where one of air supply channels including warm- and cold air channels, and another air supply channel including a ventilation duct (B), a foot space channel (F) and a defroster channel (D). Combined mixer- and changeover…
The climate control system (1) for especially a motor vehicles has a part of its housing constructed differently for various zone systems, whereby the assembly of a fan, evaporator, and heater is the same for the different zone systems. The housing can be varied in its construction for various…
The device has mixer modules (5, 14, 22) for adjusting temperature of an air flow to be pulsated in a passenger compartment zone provided with movable shutters (9, 18, 26). The shutter (9) is designed to be moved independently, the shutters (18, 26) are mechanically connected, and two of the…
An automobile heating, ventilation, and air conditioning (HVAC) unit comprises a heating, ventilation, and air conditioning case (1) permitting the flow of interior air, an evaporator core (3) disposed in the case (1) for taking heat from the interior air to produce cool air, a heater core (4)…
The motor vehicle air conditioning has an air feed duct (12) to a cooler (14) with a downstream duct section (20) containing a heater (18). There is a parallel by-pass duct controlled by a mixing valve (22). A branch duct (40) adjacent to the mixing valve allows conditioned air to pass into the…
The device has a single distribution shutter (56) with a control unit (60) for distributing a portion of reheated air from a heating chamber (16). The portion is distributed either to a mixing chamber (20) or to a mixing chamber (50) for producing mixed air flow. The shutter has a control unit (62)…
The method for controlling a vehicle air-conditioning system which has a coolant circuit with two evaporators, each with an expansion unit and coolant shut-off valve, a condenser and a coolant compressor which can be controlled externally and has a variable piston stroke comprises controlling both…
The system has a housing (2) with an evaporator (5), a heating body (7), a cold air channel (10) with a bypass and mixing flaps (12) as well as air outlet channels (3,4,13). The mixing flaps are pivotable about an axis and arranged adjacent to each other in the cold air channel and produce…
The air conditioning system (1) of a motor vehicle includes an air duct system with a fan (2), an evaporator (3) and a heater (4), with temperature controlled air fed to different regions of the vehicle through air ducts (11,11a,11b). Adjacent to the evaporator is installed a bypass flap (6)…
The vehicle air conditioner (1) has a single fan drive (2), which drives several fan wheels (9, 10), each of which assigned to one zone. The air mass flow distribution facility (4) individually adjusts the air mass flow of the fan wheels (9, 10) for the corresponding zones. The fan drive (2)…
A method for automatically controlling the climate in a plurality of climate control zones of a cabin of an automobile comprising at least a driver zone and a passenger zone having a temperature sensor located in a driver side zone and at least one conditioned air outlet vent in each of the zones…
In an airconditioning system for automobiles according to the present invention, a baffle plate (11) disposed at a position at which a cool air passage (6) and a warm air passage (10) join each other includes a plurality of cool air flow holes (20) that guide cool air from the cool air passage…
The air flow control system for a vehicle heating and air-conditioning system comprises flaps (3) mounted at different angles on a common shaft (A). This allows a single control to be used to simultaneously regulate air flow through different ducts.
The method involves using throttle flaps (44,46) and actuators (48,50) to regulate the air flow supplied from a supply module (16) to the space regions (14,14'14,14'), such that the rate and temperature of the air flows are at desired values.
A vehicle air conditioning system includes: an air conditioning unit (100) generating air-conditioned air, which is provided with a ventilation opening (13) and a defroster opening (12); a ventilation duct (14) connected to the air conditioning unit at the ventilation opening, which conducts the…
The method involves producing cold and hot air flows from which first and second cold and hot sub air flows are formed and mixed to form the first and second temperature-controlled partial air flows for the first and second regions of the motor vehicle. The second sub air flows are fed separately…
The air flow generator for a system with a mixing chamber (22) and air outlets (24, 26, 28) has at least one cold (18) and one hot (14) air duct, with a heating radiator (16) in the latter, and a distributor (38) for the main air flow (8) from the heater between the hot and cold air ducts. It…