Matches 1 - 50 out of 76 1 2 >


Match Document Document Title
US20130168459 Low-Power Residential Heating System  
Method of thermal management of a building, on the basis of a thermal system equipped with a low-power generator, characterized in that it comprises a step (E3) of turning on the generator ahead...
US20120043390 HEAT PUMP  
A heat pump including a boiler is disclosed. The heat pump may include a quick-hot-water-supply tank and the boiler, which may be operated selectively based on a temperature of external air or an...
US20130048745 MODULATION CONTROL OF HYDRONIC SYSTEMS  
A hydronic heating system comprises a water line, one or more boilers, and a control. In operation, the water line facilitates a circulation of water through a building and the boiler(s) heat the...
US20150136863 ROOM HEATER  
A room heater is operated on receiving an on-command from a thermostat when a detected temperature detected by a second room-temperature detector falls below a first reference temperature, and is...
US20130256423 Heating System Including A Refrigerant Boiler  
A heating system includes a refrigerant boiler including a heat source for heating a refrigerant from a liquid state to a vapor state, a boiler outlet and a boiler inlet; a heat exchanger in fluid...
US20090121034 Circulation pump, heating system and method of determining the flow rate of a liquid through a pipe  
In order to provide a circulation pump for a conveyed liquid, comprising an electric motor, which is electronically commutated and has a rotor, a stator and a motor circuit, and an impeller that...
US20140175184 PORTABLE CATALYTIC HEATER  
One or more techniques and/or systems are disclosed for a portable heating device comprising a combustion-powered heater, a regulator, and an air quality detector, such as an oxygen depletion...
US20150253017 Heating system  
The present invention materially enhances the quality of the environment and mankind by contributing to the restoration or maintenance of the basic life-sustaining natural elements. The present...
US20150122901 Wear-Leveling for Components of an Auxiliary Heat Source  
In at least some embodiments, an air handler includes a coil and a fan. The air handler also includes an auxiliary heat source having a plurality of heat elements. The auxiliary heat source...
US20140203092 COMMUNICATING THERMOSTAT RECOVERY ALGORITHM  
The present subject matter relates methods and systems for operation of an HVAC system including a heat pump and a secondary energy source (electric or gas) where a utility's demand response...
US20090013985 CLOSED-LOOP CONTROL SYSTEM FOR HEATING SYSTEMS  
An exemplary heating system can be configured with a control system configured for controlling the heating system to reduce inefficiencies, and/or allow the heating system to operate in a...
US20050258261 Method for operating heating systems, heating system for carrying out the method and use thereof  
A method for operating solar and/or solar-operated and/or heat absorbing and/or heat accumulating heating systems includes exchanging at least one fluid for at least one operating function such as...
US20080035746 RADIANT HEATING SYSTEM AND METHOD OF CONTROL  
A radiant heating system including at least two heating legs, each leg including at least one burner firing into a radiant tube and at least one damper for controlling the thermal output of the...
US20140252100 Gas Fired Modular Blower Control and Associated Methodology  
An air heating and cooling system includes (1) a heat pump, illustratively devoid of auxiliary electric resistance type air heating structure, operative to provide refrigerant-based heating or...
US20110303755 AIR CONDITIONING DEVICE  
In an air conditioning device (1) that includes: a PTC heater (55) in which, in a stable region (S1), when the temperature of the PTC heater (55) is increased, a resistance is decreased or is...
US20100001087 VARIABLE OUTPUT HEATING CONTROL SYSTEM  
A variable output heating control system includes a user interface, an operating parameter sensor, a controller, a combination control valve, a plurality of variable flow valves, and a plurality...
US20070158445 Secondary heating /cooling system, with thermal separation of sections  
The secondary heating/cooling system, with sections of the building separation, is invention which unable energy conservation, by maintaining desire temperature in one section of the building and...
US20130206852 MOISTURE ABATEMENT IN HEATING OPERATION OF CLIMATE CONTROLLED SYSTEMS  
Embodiments related to moisture abatement during a heating operation of a climate control system are disclosed. In some embodiments, the climate control system includes a thermoelectric device...
US20130251353 HEATER  
A heater comprising a housing including an intake aperture and an output aperture. The heater includes a heat exchanger operatively disposed within the housing between the intake aperture and the...
US20120067341 Dual Fuel Heater  
A heater having first and second oxygen depletion sensors and a main burner injector and configurable for the delivery of at least first and second types of fuels.
US20120261481 Self-Adjusting Thermostat for Floor Warming Control Systems and Other Applications  
A method of controlling the temperature of an environment, including the steps of providing a thermostat and receiving a signal from an occupancy sensor indicating whether an area has been...
US20080034764 Air conditioner for a vehicle and controlling method thereof  
An object of the present invention is to provide an air conditioner and a controlling method thereof capable of effectively conditioning air in an operator cab of a vehicle even if a windshield or...
US20120248212 Methods and Systems for Controlling a Hybrid Heating System  
In at least some embodiments, a hybrid heating system includes a heat pump and an auxiliary furnace. The system also includes a controller coupled to the heat pump and the auxiliary furnace. The...
US20050279847 Hot water circulating pump having water heating unit, and hot water mat using the same  
A hot water circulating pump having a water heating unit, and a hot water mat using the same are provided. The hot water circulating pump is disposed outside of the water heating unit to prevent...
US20060071090 Sanitary operation of a hot water heat pump  
A method of sanitizing pipes, etc. in a hot water supply system includes the steps of normally heating water by driving water from a water storage tank, into a heat exchanger. Typically, a water...
US20100012741 Coolant Systems For Electric And Hybrid-Electric Vehicles  
A coolant system and method of operating the coolant system for a vehicle having a battery pack is disclosed. A method may include detecting a mountain grade descent condition; detecting a battery...
US20110198406 Vapor/vacuum heating system  
A building heating system with cycling steam source used for plurality of radiators is provided. During heating cycle condensate is retained in radiators and released later through steam supply...
US20080233859 Cold storage doorway with airflow control system and method  
A conditioned vestibule, control system, and method are disclosed for use with a cold storage doorway that separates warm and cold sides. A heater warms an air stream discharged across the doorway...
US20150159887 Furnace Control with Safety Circuit and Non-volatile Memory  
A furnace controller circuit includes a microprocessor with input ports and output ports including ports to issue control signals for actuation of inducer, gas burner, and furnace blower. A...
US20130025314 Method and Cabinet for Controlling Temperature in the Cabinet  
The present invention relates to a method in a cabinet and a cabinet for controlling the temperature inside the cabinet. The cabinet is comprised in a radio network node. The cabinet comprises a...
US20120031986 SECONDARY HEATING SYSTEM CONTROLLER  
A secondary heating-system-controller (10) for use in conjunction with a primary heating-system-controller (26) of a heating system, comprises interruption means (18, 20) for periodically...
US20050189430 Multi-zone integral face bypass coil system  
An air handling system for selectively and incrementally heating a flow of inlet air entering the air handling system through an inlet opening includes a first heating coil assembly in fluid...
US20090218409 HEATING SYSTEM FOR MOTOR VEHICLE  
A heating system includes a heater installed in between the exhaust pipe and exhaust purifier of a diesel engine to heat the exhaust purifier in burning out cumulative carbon, a backpressure...
US20100176209 Engine block warming controller  
The engine block warming controller is an engine warming device for diesel engines. The controller includes a thermostat/temperature controller unit that monitors temperature outside during...
US20090056929 IN-LINE DUCT SUPPLEMENTAL HEATING AND COOLING DEVICE AND METHOD  
An inline duct supplemental heating and cooling device provides heated and/or cooled air to a room in a building to supplement the heating provided by the existing furnace or the cooling provided...
US20090121033 Open-Loop Vertical Drywell Gradient Correction System and Method  
A system and method are disclosed for controlling a drywell including a receiver having upper and lower ends with the lower end being more insulated than the upper and having a temperature sensor...
US20150028117 AIR HEATER SYSTEMS AND CONTROL METHODS  
A method for controlling an air heating system is disclosed with an air chamber, an inlet, an outlet, wherein the outlet may be positioned closer to the floor of the room than the inlet, a fan for...
US20140220579 SYSTEM FOR AND METHOD OF CHANGING TEMPERATURES OF SUBSTANCES  
A temperature control device for controlling a temperature of a substance to obtain a first temperature and to change to a second temperature has first and second heating blocks and a heating...
US20100133352 RADIATORS  
A radiator (10) is proposed comprising a sealed flow path through which electrically heated fluid is arranged to pass. A control unit is provided in the radiator (10) which is arranged to control...
US20100025487 FORCED DRAFT DIRECT VENT TYPE ROOM HEATER  
The room heater has, in an outer case 1, both a first air flow passage that leads to a vent hole 12 through a section in which the main heat exchanger 6 is arranged and a second air flow passage...
US20090056649 Boiler Protection Apparatus and Method  
Apparatus and methods for protecting a boiler and heating system from damage comprising a control board having inputs and outputs, a processor having inputs and outputs, at least one ambient...
US20090008467 Vehicular air conditioner  
When there arises a need to change an air conditioner capability, a vehicular air conditioner capable of easily meeting this need is achieved. Also, even if some of a plurality of air conditioner...
US20080083834 SYSTEM AND METHOD FOR SELECTING AN OPERATING LEVEL OF A HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM  
A method and apparatus for selecting an operating level of an HVAC system uses historic and predicted drive durations to ensure that drive periods fall within the recommended minimum and maximum...
US20070176010 System for heating liquids  
A system and method for heating a fluid include a base and a cover, and a flexible heating element maintained between the base and the cover. A wall plate can be provided to which the flexible...
US20150090803 AIR CONDITIONING SYSTEM  
An air conditioning system includes a heat pump having a refrigerant radiator, a gas furnace unit having a heating section to heat passing air, a blower generating air flow through the radiator...
US20080179414 HEATING DEVICE FOR HEATING A STORAGE DEVICE FOR A COMPLEX SALT AND METHOD AND DEVICE FOR OPERATING THE HEATING DEVICE  
A heating device for heating a storage device (2) for a complex salt in a motor vehicle includes the storage device (2) for the complex salt and at least one mass-ducting hollow pipe (4). A mass...
US20080017726 Method of operating a self-powered home automation sensor device for detecting the existence of and/or for measuring the intensity of a physical phenomenon  
The method of operation applies to a self-powered home automation sensor device for detecting the existence of and/or for measuring the intensity of a first physical phenomenon, comprising a means...
US20080023564 Method And Apparatus For Centrally Controlling A Hybrid Furnace, Heater, And Boiler System Installation  
A method and apparatus for centrally controlling a hybrid furnace, heater, and boiler system installation which increases the operational cost efficiency of the hybrid installation by computing...
US20150204550 MULTI-TEMPERATURE OUTPUT FLUID HEATING SYSTEM  
A multi-temperature output fluid heating system including an input for receiving a fluid supply, a single heating source, a first output, a second output and a bypass path. The first output is...
US20070246554 Heating Control System for Vehicle  
A hybrid vehicle (100) can be driven using both of respective driving forces from an engine (10) and a motor (80). A heating mechanism (120) of an air conditioning apparatus (110) uses thermal...

Matches 1 - 50 out of 76 1 2 >