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Match Document Document Title
7556090 Vehicular air-conditioner providing a comfortable condition for a passenger  
When a target blown air temperature TAO is in a predetermined intermediate temperature zone, a blower is automatically stopped (S 80 ), an outside air mode is selected when the blower 8 is...
7545630 Method and apparatus for thermal dissipation  
A thermal dissipation apparatus includes a thermal transfer device including a heat pipe member. A temperature sensitive material is coupled to the heat pipe member and is operable to provide a...
7530234 Method for air-conditioning a vehicle interior dependent on incident sunshine  
A method for the air conditioning of a vehicle interior as a function of incident solar radiation. In a vehicle with, for example, a four-zone air conditioning system, the incident solar radiation...
7506520 Method for controlling operation of refrigerator  
A method for controlling operation of a refrigerator to enable independent cooling of a freezing chamber and a refrigerating chamber. The method prevents temperature rising of the refrigerator by...
7490480 Variable speed refrigeration system  
A refrigerator incorporates a variable speed refrigeration system including a variable speed compressor, a variable speed evaporator fan, a variable speed fresh food compartment stirring fan and a...
7475558 Control of a heating and cooling system for a multi-level space  
A heating and cooling system for a multi-level space is provided that comprises at least one lower level return air duct and at least one upper level return air duct, and a thermostat for...
7441414 Method for pre-cooling automotive vehicle passenger compartment  
The present invention concerns a method for pre-cooling the passenger compartment of an automotive vehicle. The vehicle includes at least one electrically actuatable window and a HVAC system having...
7434416 Air-conditioning system  
An air-conditioning system includes a refrigeration cycle and a control unit. The refrigeration cycle includes an electric compressor in which a compression mechanism for drawing a refrigerant...
7406835 Cooling system and method for cooling a heat producing system  
A cooling system for cooling a plurality of heat producing systems includes a heat exchanger having a plurality of cooling zones, each of which has a respective inlet and outlet for facilitating...
7366588 System and method for managing indoor air through cooperation between air conditioner and mobile assistant device  
A method and system for efficiently managing indoor air through cooperation between a mobile device and a stationary air conditioner. The system may include at least one stationary air conditioner...
7356912 Method for ventilating a seat  
The present invention is directed towards a method of forming a ventilated seat. More specifically, in one aspect, the present invention is directed towards providing an insert in fluid...
7337623 Fuzzy-logic based controller to regulate aircraft temperature  
Temperature regulation by means of a PID regulation method can be associated with disadvantageous oscillations, overshooting and long control times. According to an exemplary embodiment of the...
7272945 Environmental condition measurement system  
A system for detecting at least one environmental condition in a room. The system includes one or more detecting devices having a sensor configured to detect the at least one environmental...
7260950 Air conditioning system and method operating suitably to user's characteristics  
There is provided an air conditioning system and method for operating an air conditioner according to a user's physical response to external conditions. The air conditioning system includes: an...
7228693 Controlling airflow in an air conditioning system for control of system discharge temperature and humidity  
An air conditioning system may comprise an air handler, heat pump or fossil fuel furnace and may include a variable speed blower for conducting air through the system and operably connected to a...
7171820 Non-linear control algorithm in vapor compression systems  
A PID control for a vapor compression system utilized to heat water identifies a particular range of error signals and derivative of the error signals that could be indicative of the cycle moving...
7159409 Method and apparatus for controlling the load placed on a compressor  
A method of operating a vapor compression system, the vapor compression system defining a closed fluid circuit in which a refrigerant is circulated and having operably disposed therein, in serial...
7156317 Recirculating fan thermostat  
A programmable thermostat with a heat-cool switch, a temperature value input, and a fan switch with on, auto, and recirculating positions, and a microprocessor that superimposes a fan recirculating...
7137263 Low profile condenser motor  
An air conditioning (A/C) system includes a condenser and an electric motor that drives a fan to induce air flow through the condenser. The electric motor includes an internal stator assembly and...
7131284 Automatic defrost controller including air damper control  
A damper apparatus for controlling airflow between compartments in a two compartment refrigerator having a door includes a controller for controlling opening and closing of a damper; and a door...
7127904 Refrigerating appliance comprising a refrigerating compartment, a cold storage compartment and a freezer compartment  
A cooling appliance is provided with a refrigeration compartment, a cold storage compartment and a freezer compartment, which are separated from one another by partition walls and by at least one...
7100387 Method for controlling a multiple cooling compartment refrigerator, and refrigerator using such method  
A method for controlling a refrigerator having a variable speed compressor and at least two compartments (FR, FZ) cooled to respective temperatures and comprising sensor devices (T R , T Z ) for...
7096682 Refrigeration device and operating method for a refrigeration device  
A refrigeration device and method of operation, including at least two separate temperature zones, each having a set temperature range. Both zones are cooled by a separate evaporator with both of...
7086603 Data collection system having a data collector  
A system for collecting data in a room. The system includes a plurality of sensor devices positioned at various locations in the room. The sensor devices include a sensor configured to detect at...
7051542 Transcritical vapor compression optimization through maximization of heating capacity  
A vapor compression system includes a compressor, a gas cooler, an expansion device, and an evaporator. Refrigerant is circulated through the system. The high side pressure of the vapor compression...
7021071 Method and apparatus for controlling cooling fan of vehicle  
A driving load of a cooling fan unit is selectively determined from a plurality of predetermined loads corresponding to vehicle parameters including a coolant temperature and a vehicle speed. Also,...
7007490 Refrigerator and control method thereof  
A refrigerator, in which air blast fans in storage chambers are controlled so as to reduce a power consumption rate, and a control method of the refrigerator. The control method includes the steps...
6993921 Multi-variable control of refrigerant systems  
A control particularly useful for a hot water heating system, includes calculation of a desired leaving water temperature for water leaving a hot water heat exchanger, and a desired refrigerant...
6986261 Method and system for controlling chiller and semiconductor processing system  
A semiconductor processing system includes a control section that refers to recipe information on a process sequence, thereby detects that a processing apparatus will shift from an ordinary...
6959559 Temperature control method for refrigerator  
Disclosed is a temperature control method for a refrigerator which can minimize a deviation in refrigerant compartment temperature while minimizing the power consumption of the refrigerator. The...
6959558 Systems and methods for head pressure control  
The present invention relates to systems and methods for controlling head pressure in a vapor compression system, e.g. in a precision air conditioning system. One embodiment of the invention...
6945058 Cooling of data centers  
In a cooling system for cooling racks in a data center, cooling fluid is circulated in the data center by a cooling device having a fan. In addition, this system includes a plenum having a...
6931869 Refrigerated vending machine exploiting expanded temperature variance during power-conservation mode  
A refrigerated vending machine for dispensing items (such as soda cans or other beverage containers) includes a power source and a cooling system (e.g., evaporator, condenser, compressor,...
6896404 Method and device for controlling the temperature of an object using heat transfer fluid  
An object of the present invention is to suppress to a sufficiently small level variation in the temperature of an object in a case where the temperature of an object is controlled to a desired...
6886353 Cooling system  
A system and method for cooling a room configured to house a plurality of computer systems. A heat exchanger unit is configured to receive air from the room and to deliver air to the room. The heat...
6883339 Method for controlling power saving operation of refrigerator with two evaporator  
A method for reducing power consumption of a refrigerator and improving a refrigerating efficiency is provided. This method controls a power saving operation of a refrigerator with two evaporators...
6868682 Agent based control method and system for energy management  
Controlling the temperature in a data center includes receiving sensory data corresponding to a temperature from a subsystem in a data center, processing the sensory data by a first agent in a...
6779354 Temperature control device of liquid cooling device  
In an oil conditioner comprising: a coolant oil circulation circuit ( 8 ) through which a coolant oil of a machine tool ( 1 ) is circulated by an oil pump ( 12 ); a refrigeration circuit ( 20 )...
6779353 Sealed system multiple speed compressor and fan control  
An apparatus and method for controlling a sealed system including a variable speed compressor coupled to a controller is described. The method includes establishing a control grid having at least...
6766651 Central media dispenser for use in HVAC system  
A user-programmable monitoring and dispensing system for controlling the dispensing of water vapor and various other media into an HVAC air stream in residential or commercial structures. The...
6732540 Air conditioning plant and control method thereof  
Provided are an air conditioning plant control method by which an air conditioning plant can be operated in a most desirable state, and an air conditioning plant so controlled. An air conditioning...
6715305 Two-evaporator refrigerator having a controlled variable throttler  
A refrigerator has a refrigerant circuit that is comprised of; a power-variable two-stage compressor, a variable throttler, which are computer controlled; and a first evaporator for fresh food...
6695046 Variable speed fan motor control for forced air heating/cooling system  
A fan motor speed control system for controlling the fan motor speed of an air conditioning system includes a power output circuit including a power triac which is turned on and off by an...
6694759 Pressure control of cooling fluid within a plenum using automatically adjustable vents  
Cooling fluid pressure within a plenum of a cooling system is controlled by activating the cooling system, sensing pressure within the plenum in at least one zone of the data center, determining...
6691524 Methods and apparatus for controlling compressor speed  
A method for controlling a sealed system including a variable speed compressor coupled to a controller includes defining a first set of temperature ranges for operating the compressor during a...
6688531 Method of and system for controlling an air conditioner  
A method and system for staging the cooling effect of an air conditioning unit in which outside air is substantially prevented from passing through the cooling unit for a prescribed time after the...
6688122 Vehicle air-conditioning system  
A vehicle air-conditioning system with a motor driven compressor is control to suppress overheating of the electronic devices inside the compressor inverter and to suppress overheating of the...
6684653 Air-conditioner and air-to-air heat exchange for closed loop cooling  
Closed loop cooling is provided by means of a mechanical air conditioner combined with an air-to-air heat exchanger. Three basic modes of operation maximize cooling while minimizing energy...
6655163 Dual evaporator air conditioning system and method of use  
A dual evaporator air conditioning system and method for use therewith to cool air in front and rear portions of a cabin. The dual evaporator air conditioning system includes primary and auxiliary...
6644558 Automatic air conditioner having learning function and control method of control system  
In a vehicle air conditioner, when a passenger manually reduces an air blowing amount in a large blowing amount area of automatic control, a correction of the blower voltage control characteristic...
Matches 1 - 50 out of 431 1 2 3 4 5 6 7 8 9 >