158182 ⎘
Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems Systems in which all treatment is given in the central station, i.e. all-air systems
Sub-classes:Air Handling Unit Construction
#2TEMPERING ASSEMBLY FOR TEMPERING AIR OF A FACILITY AND CORRESPONDING METHOD
#3EFFICIENTLY ROUTING EXCESS AIR FLOW
#4Air Handling Unit Construction
#5HEAT TRANSFER SYSTEM
#6SUPPORT DUCT SYSTEM
#7HIGH EFFICIENCY DEHUMIDIFICATION SYSTEM AND METHOD
#8METHODS OF INSTALLING A MULTI-UNIT SUPPORT DUCT SYSTEM
#9HVAC SYSTEM
#10STRUCTURE SYSTEM HAVING CHILLER AND MULTIPLE CENTRAL WATER-COOLED AIR QUALITY REGULATORS CONNECTED TO THE CHILLER
#11HYBRID HEATING AND COOLING SYSTEM
#12AIR HANDLING UNIT COMPRISING DRAIN COVER
#13HVAC SYSTEM
#14AIR HANDLING UNIT
#15WHOLE BUILDING AIR-CONDITIONING SYSTEM
#16ELECTRIC AIR HANDLING UNIT
#17AIR HANDLING UNIT WITH DIAGONAL FLOW FAN
#18MODULAR AIR HANDLING UNIT (AHU) SYSTEM
#19COMBUSTION HEATER AND AIR CONDITIONING SYSTEM
#20Systems and Methods for Air Handler Systems with a Backwards Curved Centrifugal Fan or Mixed Flow Fan
#21Environmental Control and Air Distribution System and Method of Using the Same
#22SCRUBBER FOR HVAC SYSTEM
#23AIR-CONDITIONING SYSTEM
#24HIGH EFFICIENCY DEHUMIDIFICATION SYSTEM AND METHOD
#25Modulating reheat functionality for HVAC system
#26MULTI-ZONE ENVIRONMENTAL CONTROL SYSTEM
#27LINEARIZATION OF AIRFLOW THROUGH ZONE DAMPERS OF AN HVAC SYSTEM
#28HEAT TRANSFER SYSTEM AND ENVIRONMENTAL CONTROL SYSTEM WITH HEAT TRANSFER SYSTEM
#29HVAC system
#30Hydronic air-handler devices and systems
#31INTEGRATED HYDRONIC HEATING AND REFRIGERANT COOLING HEAT EXCHANGER
#32Air conditioning system, air-conditioning control program, and storage medium storing air-conditioning control program
#33Adjustable motor mount
#34Air conditioning system for transferring air in an air-conditioned room
#35Air handling system and method with angled air diffuser
#36System and method for modulating hot gas reheat utilizing multiple compressor systems
#37Modulating reheat functionality for HVAC system
#38Air-conditioning system
#39Multi-unit support duct system
#40Auxiliary heat exchanger for HVAC system
#41Linearization of airflow through zone dampers of an HVAC system
#42FAN POWERED EXHAUST HOOD
#43Fan unit, fan unit system, and air treatment system
#44Air supply system
#45Air conditioning system
#46AIR TREATMENT SYSTEM
#47SPACE RATED ENVIRONMENTAL CONTROL AND LIFE SUPPORT SYSTEMS
#48Air-conditioning system
#49Combustion heater and air conditioning system
#50Air-conditioning system
#51Integrated zone control system
#52EFFICIENT BAFFLE DESIGN FOR HYBRID HEATING AND COOLING SYSTEM
#53HVAC system
#54Heating, ventilation, and air conditioning curb assembly
#55Ventilation and air conditioning system
#56Heat transfer system and environmental control system with heat transfer system
#57Zone air flow rate adjustment for an HVAC system
#58SCRUBBER FOR HVAC SYSTEM
#59Air conditioning apparatus and method for controlling rotational speed of blower fan
#60Modular fan housing with multiple modular units having sound attenuation for a fan array for an air-handling system
#61Environmental control and air distribution system and method of using the same
#62Air conditioning system
#63Adjustable motor mount
#64Room air purifier with RFID reader
#65High efficiency dehumidification system and method
#66DISTRIBUTED HEATING AND COOLING SYSTEM AND METHOD
#67PASSIVE SPLIT HEAT RECOVERY SYSTEM
#68EFFICIENTLY ROUTING EXCESS AIR FLOW
#69HVAC system with predictive airside control
#70Building automation system with microservices architecture
#71Air handling unit and method for controlling such an air handling unit
#72HVAC unit with hot gas reheat
#73EFFICIENT MULTI-ZONE MULTI-VELOCITY HVAC CONTROL METHOD AND APPARATUS
#74Systems and methods for using a smart valve to control conditioned air
#75Construction method and design method of air-conditioning system
#76Predictive refrigeration cycle
#77Auxiliary heat exchanger for HVAC system
#78System and method for modulating hot gas reheat utilizing multiple compressor systems
#79Linearization of airflow through zone dampers of an HVAC system
#80MODULAR FAN HOUSING WITH MULTIPLE MODULAR UNITS HAVING SOUND ATTENUATION FOR A FAN ARRAY FOR AN AIR-HANDLING SYSTEM
#81Flow Tent System
#82Multi-zone environmental control system
#83Integrated zone control system
#84Air-conditioning apparatus and air-conditioning system
#85HVAC INDOOR BLOWER COMISSIONING TO MATCH DUCTED APPLICATION USING A SMART DEVICE
#86AIR CONDITIONING/HEATING AIRFLOW CONTROL METHOD AND SYSTEM
#87Temperature sensing strategy with multiple temperature sensors
#88Systems and methods for fault detection using smart valves
#89HVAC system using model predictive control with distributed low-level airside optimization and airside power consumption model
#90Heat transfer system and environmental control system with heat transfer system
#91Deep-learning-based fault detection in building automation systems
#92Air handling system and method
#93Compact air handling unit
#94Collapsible roof top unit systems and methods
#95Method and apparatus for re-heat dehumidification utilizing a variable speed compressor system
#96Ducted Heating and Cooling System
#97High pressure, energy efficient data center
#98Heat pump and air conditioning grading systems and methods
#99Systems and methods for energy recovery of an HVAC system
#100Construction method and design method of air-conditioning system
#101Linearization of airflow through zone dampers of an HVAC system
#102Systems and methods for evaporative heat rejection equipment fan speed control
#103Air conditioning system, air conditioning method, and control device
#104HVAC unit with hot gas reheat
#105Central air conditioning system
#106Environmental control and air distribution system and method of using the same
#107System and method for wireless environmental zone control
#108Plug and play universal input actuator
#109Fan powered exhaust hood and method for exhausting air from an air handling unit
#110Room air purifier with RFID reader
#111Air handling unit
#112U-Shaped air treatment arrangement in an air handling unit
#113Air handling unit
#114Thermostat with heat rise compensation based on wireless data transmission
#115Heat exchanger tube
#116Systems and methods for using a smart valve to control conditioned air
#117Integrated make-up air system in 100% air recirculation system
#118MOVABLE HEAT EXCHANGER
#119Air-source heat pump air conditioner
#120Building automation system with microservices architecture
#121Scrubber for HVAC system
#122Cooling system with reduced pressure drop
#123Building management system with central plant optimization user interface
#124Building provided with an air treatment system
#125PROCESS AND EQUIPMENT CAPABLE TO ACHIEVE ZERO-ENERGY HEATING, VENTILATION, AIR CONDITIONING OPERATION
#126Self-modulating HVAC system
#127Panel for a module of an air handling unit
#128PHASE-CHANGE COOLING APPARATUS AND METHOD OF CONTROLLING THE SAME
#129Environmental test chamber
#130HVAC system with selective flowpath
#131HVAC system using model predictive control with distributed low-level airside optimization
#132HVAC SYSTEM USING MODEL PREDICTIVE CONTROL WITH DISTRIBUTED LOW-LEVEL AIRSIDE OPTIMIZATION AND AIRSIDE POWER CONSUMPTION MODEL
#133Environmental control system with anti-windup structure
#134Variable refrigerant flow (VRF) air conditioning and related methods
#135Variable refrigerant flow (VRF) air conditioning and related methods
#136Building system commissioning automation
#137HVAC DELIVERY SYSTEM IN HIGH VOLUME LOW-SPEED FAN
#138HYBRID AIR CONDITIONING APPARATUS
#139System and method for dynamically controlling economizers
#140Modular fan housing with multiple modular units having sound attenuation for a fan array for an air-handling system
#141Duct type air conditioning system
#142Heat exchange unit and air-conditioning apparatus
#143Disc-type air ecosystem box and climatic ecologized air-conditioning method therefor
#144HVAC and building management system with deconstructed media flow graphical user interface
#145MULTI-ZONE AIR HANDLER AND METHOD FOR USING THE SAME
#146Method and apparatus for re-heat dehumidification utilizing a variable speed compressor system
#147Hybrid air handler cooling unit with bi-modal heat exchanger
#148Method and device for dehumidification
#149AUTOMATIC CONTROL METHOD FOR ZONE CONTROLLER
#150HVAC unit with hot gas reheat
#151HVAC unit with hot gas reheat
#152HVAC unit with hot gas reheat
#153Thermostat with heat rise compensation based on wireless data transmission
#154Method and systems for energy-saving heating and humidifying of buildings using outside air
#155Systems and methods for controlling flow rate using differential pressure measurements
#156Transition module for an energy recovery ventilator unit
#157HVAC Vent Control
#158SYSTEM FOR SAVING ENERGY IN OPERATING HEATING, VENTILATING AND AIR CONDITIONING
#159CONTROLLER AND METHOD FOR MULTI-ZONE AIR HEATING AND COOLING SYSTEM WITH MOTORIZED VENTS
#160Building management system with linked thermodynamic models for HVAC equipment
#161Plug and play universal input actuator
#162Automatically balancing registered for HVAC system
#163Systems and methods for heat rise compensation
#164Multiple environmental zone control with integrated battery status communications
#165HVAC unit with hot gas reheat
#166Occupancy based control of air conditioning system
#167Environmental control system
#168Unit with recovery wheel and economizer and method of control
#169Methods for operating and constructing a blow through air handler
#170Method and system for controlling evaporative and heat withdrawal from a patient support surface
#171HVAC system and zone control unit
#172Wireless zone control via mechanically adjustable airflow elements
#173Extremum-seeking control for airside economizers
#174Air inlet hood for a ventilation system
#175Smart HVAC
#176Battery-operated wireless zone controllers having multiple states of power-related operation
#177Air conditioning system
#178Programmable thermostat for a room
#179Multi-nodal thermostat control system
#180Heat pump and air conditioning grading systems and methods
#181Energy efficient HVAC system
#182Air conditioning system
#183Air conditioner system
#184AIR CONDITIONING SYSTEM
#185Systems and methods for fault detection using smart valves
#186High efficiency cooling system
#187MODULAR OUTBOARD HEAT EXCHANGER AIR CONDITIONING SYSTEM
#188Air handler unit including a smart valve
#189Central cooling system and controlling method for the same
#190Retrofitting a constant volume air handling unit with a variable frequency drive
#191Air handler
#192Air handler and a fan module for an air handler
#193Air handler and method for assembling an air handler
#194Air handler having fan module and separation partition
#195Removable access panels and transitions in HVAC systems
#196Regulation method for regulating an air conditioning system
#197Method of adaptive control of a bypass damper in a zoned HVAC system
#198Temperature control system
#199Heating, ventilation, and air conditioning system
#200HVAC system with selective flowpath
#201Air conditioner exhaust recycling
#202Dehumidification using intermittent ventilation
#203Automatically Balancing Register for HVAC Systems
#204HEAT PUMP WITH DOWNSTREAM SENSOR FOR MULTILEVEL CONTROL OF A SUPPLEMENTAL HEATING ELEMENT
#205Air-conditioning apparatus and configuration of installation of same
#206Method and system for conditioning air
#207Sound-absorptive panel for an air handling system
#208Transition module for an energy recovery ventilator unit
#209Air handling device
#210MODULAR DATA CENTER
#211Air-conditioning controlling system and air-conditioning controlling method
#212Economizer control
#213Modular fan housing with multiple modular units having sound attenuation for a fan array for an air-handling system
#214HVAC unit with hot gas reheat
#215Method of adaptive control of a bypass damper in a zoned HVAC system
#216Air conditioning controlling device and method
#217Indoor/outdoor stadium system for energy use reduction
#218Modular fan units with sound attenuation layers for an air handling system
#219DIRECT FREE COOLING
#220Electronically-controlled register vent for zone heating and cooling
#221Method and system for controlling evaporative and heat withdrawal performance of an occupant support surface
#222System and Method for Reducing Static Pressure in Air Handlers
#223Heating and air conditioning system
#224ENVIRONMENTAL CONTROL SYSTEMS AND METHODS OF CONFIGURING ENVIRONMENTAL CONTROL SYSTEMS
#225Automatic calibration of a demand control ventilation system
#226AIR CONDITIONING SYSTEM
#227Apparatus and a system for controlling temperature in a plurality of zones in a building
#228Economizer control
#229Central air-conditioning system
#230AIR-CONDITIONING APPARATUS
#231Blow through air handler
#232ENVIRONMENTAL CONTROL SYSTEMS AND METHODS OF CONFIGURING ENVIRONMENTAL CONTROL SYSTEMS
#233Constant air volume / variable air temperature zone temperature and humidity control system
#234HVAC SYSTEM AND ZONE CONTROL UNIT
#235ENVIROMENTAL CONTROL SYSTEMS AND METHODS OF CONFIGURING ENVIRONMENTAL CONTROL SYSTEMS
#236Modular apparatus for processing air, particularly for classified environments and food article making processes in general
#237AIR ROUTING FOR SIMULTANEOUS HEATING AND COOLING
#238AIR CONDITIONER
#239Automatically balancing register for HVAC systems
#240Method for controlling a multi-zone forced air HVAC system to reduce energy use
#241Evaporator coil bypass device for HVAC System
#242AIR CONDITIONING SYSTEM AND METHOD OF CONTROL
#243HEATING AND AIR CONDITIONING SYSTEM
#244Fan array fan section in air-handling systems
#245AIR CONDITIONING UNIT AND AIR CONDITIONING SYSTEM COMPRISING THE SAME
#246Retrofitting a constant volume air handling unit with a variable frequency drive
#247Constant air volume/variable air temperature zone temperature and humidity control system
#248Products and methods for dispensing of air fresheners, deodorizers or sanitizers
#249Control of a heating and cooling system for a multi-level space
#250Method and apparatus for balancing an HVAC system
#251SYSTEM AND METHOD FOR ZONE THERMOSTAT BUDGETING
#252Air conditioning system
#253Electronically-controlled register vent for zone heating and cooling
#254Dynamic control of dilution ventilation in one-pass, critical environments
#255Control of a heating and cooling system for a multi-level space
#256Variable air volume terminal control systems and methods
#257Multipoint air sampling system having common sensors to provide blended air quality parameter information for monitoring and building control
#258Multi-zone HVAC system
#259Air conditioning system
#260Thermostat calibration device
#261Air conditioner
#262Heated press for use in injecting insulating foam in a roof assembly
#263Adjustable ceiling mounted filter access frame and return system
#264Fan array fan section in air-handling systems
#265Airflow distribution control system for usage in a raised-floor data center
#266Pressure equilizing system
#267Thermal balance temperature control system
#268Hydronic rooftop cooling systems
#269Dual-cycle and dual-outlet air conditioner
#270Air conditioning/heating airflow control method and system
#271System and apparatus for wireless environmental zone control
#272Flexible duct system
#273Dual pass air conditioning unit