Matches 1 - 50 out of 260 1 2 3 4 5 6 >


Match Document Document Title
US20150115044 THERMOSTAT UNIT  
Disclosed is a thermostat unit having at least two thermostats, which are held at a normed rail. The two thermostats are arranged transversely to the rail axis.
US20110127340 Occupancy-based demand controlled ventilation system  
In a demand control ventilation (DCV) system, ID codes of tags worn by occupants are detected in each room by a tag detector and wirelessly communicated to a zonal occupancy compiler. The zonal...
US20060091229 Control of vent tiles correlated with a rack  
In a method of controlling vent tiles, the vent tiles are initially correlated with at least one rack. A vent tile family (VTF) of the at least one rack is determined, where the VTF includes vent...
US20140339316 USING CUSTOMER PREMISES TO PROVIDE ANCILLARY SERVICES FOR A POWER GRID  
Techniques for providing ancillary services to a power grid using customer premises such as commercial buildings. The techniques may involve receiving a regulation signal from a grid operator that...
US20120145803 Smart Ventilation System  
A ventilation system utilizing fans to bring air into a building and exhaust air out of the building using solar panels that can be quickly and easily mounted on the building, such as on roof...
US20120222851 HVAC SYSTEM DAMPER  
A damper for determining and regulating amount of airflow admitted into a heating, ventilation, and air conditioning (HVAC) duct of a building from the ambient includes a variable position gate....
US20100304660 Hybrid Solar Attic Vent  
A hybrid solar attic vent comprising a housing configured to be mounted on the roof or in the gable of a building in communication with the attic of the building. A photovoltaic solar panel is...
US20130306746 Retrofit Flap Damper Assembly System for Cone Type Damper Variable Air Volume Boxes  
A retrofitting flap damper assembly system for cone type damper variable air volume (VAV) boxes includes specifically modified mounting hardware to secure a flap damper assembly inside an existing...
US20120031984 Personalized Building Comfort Control  
In exemplary implementations of this invention, control apparatus for a HVAC system provides personalized comfort control. It can adjust local conditions in different rooms within a building in...
US20140312126 Smart Vent System  
Smart Vent System is the automation of air vents that are used in centralized heating and cooling systems(HVAC). Smart Vent is the air vent which can automatically open/close/partially close,...
US20120048952 UTILITY-DRIVEN ENERGY-LOAD MANAGEMENT WITH ADAPTIVE FAN CONTROL DURING LOAD-CONTROL EVENTS  
An adaptive-fan-control (AFC) communicating thermostat for controlling an electrical load and controlling an HVAC circulation fan during a load control event. The thermostat interrupts and...
US20100006659 HVAC inside and outside return air control system  
An inside and outside air return control system for a HVAC unit that includes an outside air conduit connected to the inside air return duct and a flap valve that selectively moves to control the...
US20100006662 AIR CONDITIONING CONTROL SYSTEM, SUPPLY AIR SWITCHING CONTROLLER FOR USE IN THE AIR CONDITIONING CONTROL SYSTEM, AND AIR CONDITIONING CONTROL METHOD  
An air conditioning control system allows a supply air switching controller to alternately switch outside air control and return air control at a preset switching interval. The supply air...
US20150204561 Control System With Mobile Sensors  
A mobile thermostat and home automation system.
US20080078841 Fire Stop Outlet for Small Duct, High Velocity Air Distribution Systems  
A fire stop apparatus for a small duct, high velocity air distribution system is assembled to a duct opening and includes a cylindrical support wall that supports a cylindrical band of intumescent...
US20100070091 ENERGY MANAGEMENT OF HOUSEHOLD APPLIANCES  
An appliance for conditioning air of a room comprises one or more power consuming features/functions including a temperature controlling element for one of heating and cooling air. A controller is...
US20120318878 Controlling Smoke and Heat Evacuation and Ventilation Devices  
The controlling of a plurality of smoke and heat evacuation and ventilation (SHEV) devices is shown, in which the devices are connected to field wiring that also includes fire detection devices...
US20130094972 Climate Thermal Load Based Minimum Flow Rate Water Pump Control  
A control system for minimizing the flow rate and energy consumption of a water pump in a vehicle. The control system and method correlate a climate thermal load value with the temperature of the...
US20090001179 Energy Efficient House Ventilation  
A method and apparatus for maintaining an acceptable level of outside air exchange rate in a structure. The natural ventilation rate is determined as a function of the outdoor air temperature, and...
US20150003008 THERMALLY ACTUATED VENTS FOR ELECTRONIC DEVICES  
Thermally actuated vents for electronic devices. An embodiment of an apparatus includes a vent having a first position and a second position, wherein the first position is an open position and the...
US20120248991 INTEGRATION OF LED LIGHTING WITH BUILDING CONTROLS  
An LED-based light can be installed in a conventional light fixture. The LED-based light can include a sensor operable to output a first signal indicative of whether an area of one or more of the...
US20100012737 MODULAR REGISTER VENT FOR ZONE HEATING AND COOLING  
A modular Electronically-Controlled Register Vent (ECRV) that can be easily installed by a homeowner or general handyman is disclosed. The ECRV can be used to convert a non-zoned HVAC system into...
US20130068846 WIRELESS CONTROLLED DAMPER  
A wireless radial damper system includes at least one radial damper having a motor connected thereto to rotate the radial damper between an open position and a closed position inside a duct. A...
US20060117769 Ventilation controller  
A ventilation system for a building in some cases includes a main HVAC blower for moving temperature-conditioned air through the building plus a smaller ventilation blower for providing fresh air....
US20080277486 HVAC control system and method  
An HVAC control system configured to control the environment of a building zone includes a means for determining a number of people occupying the building zone and a means for determining...
US20110174889 HVAC SENSOR ASSEMBLY AND METHOD  
An HVAC sensor assembly for sensor deployment within an HVAC air passage defined by passage walls is provided. In some instances, the HVAC sensor assembly includes a base mountable to a passage...
US20130334325 STANDOFF FOR USE WITH AN INSULATED HVAC DUCT  
An illustrative damper system includes a damper blade, a damper actuator, and a standoff, where the standoff may be configured for use with an insulated duct having an outer surface of the duct,...
US20080179408 Sensor-free optimal control of air-side economizer  
Systems and methods to regulate the amount of outdoor air that is introduced into a building. These systems and methods use the cooling coil control signal which is a function of the load on the...
US20120118985 CONTROL FOR AIR HANDLER  
The present invention provides for a control for activating and deactivating heating, cooling and fan recirculate modes having an interval timer switchable between a timer on (TON) state and a...
US20100044448 Ventilation System and Method  
An amount of time that air has been delivered from an air handler to a space is tracked, and based on the tracked amount of time, at least one turn-on time or one turn-off time of the delivery of...
US20120037713 DRIVE FOR FIRE DAMPER  
A drive apparatus (1) for a fire damper (2) comprises an electric drive (10), which holds the fire damper in the normal position when power is supplied and moves it into a safety position when no...
US20090236432 RETROFITTING A CONSTANT VOLUME AIR HANDLING UNIT WITH A VARIABLE FREQUENCY DRIVE  
A system and methods providing real-time monitoring, management and control of a variable frequency drive retrofit to a constant volume air handling unit without making significant mechanical or...
US20130146272 BAROMETRIC RELIEF AIR ZONE DAMPER  
A zone damper having a first portion and second portion controlled by a actuator to move between an open and a closed position in response to a zone thermostat, a second portion responsive to the...
US20150168005 HVAC ACTUATOR WITH TAPING FLANGE  
An HVAC actuator coupleable to an HVAC component is disposed in or at an insulated duct. The HVAC actuator may include a housing and a taping flange. The taping flange may be spaced from the outer...
US20080006708 MOVE-A-THERMOSTAT SYSTEM  
A method and system for easily relocating a thermostat for a heating and/or cooling system is used to enable a more suitable location for the efficient control of heating or cooling. The...
US20070262162 LIMITED LOSS LAMINAR FLOW DAMPERS FOR HEATING, VENTILATION, AND AIR CONDITIONING (HVAC) SYSTEMS  
HVAC devices, systems, and methods include dampers for controlling the flow of air or other gasses through an HVAC duct, often while inhibiting turbulence within the duct or pressure loss within...
US20140306020 SYSTEM AND METHOD FOR ENGAGING A PLURALITY OF FANS  
A system and method for engaging fans is disclosed. The system may include a notification system, a plurality of camera arrays and a plurality of rig servers, a venue server and a virtual server...
US20060201174 Rotating vane blend door  
The present invention relates to air distribution for vehicle heating, ventilation and air conditioning systems having a preferably semi-lateral HVAC architecture configuration. The semi-lateral...
US20150168006 HVAC ACTUATOR WITH REMOVABLE WIRE BLOCKING TAB  
An HVAC actuator may include a rotatable output shaft, a drive mechanism configured to selectively drive the output shaft, two or more wiring terminals, and a removable blocking tab configured to...
US20120224322 Methods For Managing Fans Within Information Handling Systems  
A method for managing a fan system in an information handling system (IHS) is disclosed. The method includes providing the fan system comprising a first fan and at least one subsequent fan,...
US20090084122 Device to control the ventilation and air conditioning of aircraft on the ground  
New ecological operating mode that limits ventilation and air conditioning in the cabin (3) of the aircraft when the ecological operating mode has been selected, the aircraft is stationed on the...
US20150233593 VENTILATOR HAVING AN ELECTRICAL CONNECTION DEVICE  
The invention relates to a ventilator, having an electrical ventilator motor and an electrical connection device for connecting electrical motor lines leading to the motor to external electrical...
US20150253025 Ventilation Controller  
A ventilation system for a building in some cases includes a main HVAC blower for moving temperature-conditioned air through the building plus a smaller ventilation blower for providing fresh air....
US20050155366 Method for controling air flow rate of air conditioning system  
Method for controlling an air flow rate of an air conditioning system, including the steps of measuring a concentration of volatile organic compounds in air periodically, calculating a value of...
US20060108434 Impartial co-management to aid crop marketing  
Impartial co-management to aid crop marketing is disclosed. A crop co-manager is associated with a plurality of crop storage facilities. The crop co-manager receives facility data that indicates...
US20130037620 CONTROLLING AIR MOVERS BASED ON ACOUSTIC SIGNATURE  
In a system that employs multiple air movers (e.g., fans) within an enclosure, the air movers are controlled in an attempt to optimize cooling efficiency of the system. In some aspects, current...
US20140011437 Ventilating System for an Electrical Equipment Cabinet and Associated Methods  
Exemplary embodiments of a ventilating system for regulating a property of an electrical equipment cabinet are provided, generally including a duct configured and dimensioned to be mounted with...
US20090140057 DISPLAY FOR HVAC SYSTEMS IN REMOTE CONTROL UNITS  
An HVAC remote controller for use in an HVAC system is described. In some instances, the HVAC remote controller may include a wireless interface for communicating with one or more HVAC controllers...
US20150211764 ELECTRIC VARIABLE-AIR-VOLUME DIFFUSER  
A variable-air-volume (VAV) diffuser includes a diffuser housing that is formed for coupling to a supply air conduit. The diffuser housing defines a discharging opening for discharge of supply air...
US20070144723 Vehicle remote control and air climate system  
Vehicle remote control and air climate system having a remote control device for sending wireless control signals, a receiver at a vehicle for receiving the wireless control signals from the...

Matches 1 - 50 out of 260 1 2 3 4 5 6 >