Johnson Controls Technology Company

Johnson Controls Tyco IP Holdings Llp

Anil V Bhosale

Neelkanth S Gupte

Vinay Nanjappa

Ketan S Khedkar

Vinoraj Rajendran

Curtis W Caskey

Vishal S Jagtap

Chandra S Yelamanchili

Marcel P Ferrere

Nitin C Dabade

Sarjerao D Pingale

Prashanti S Dhawan

Mujibul R Mohammad

Nikhil N Naik

Hambirarao S Sawant

Arun K Tiwari

Dhanunjaya R Koka

Appiya B Suriya Prakash

Ganesh S Devkhile

Rajiv K Karkhanis

Ravindra B Salunkhe

Bhushan C Kadu

Manjur A Tamboli

Nivedita Nath

Mayank Awasthi

Sethuram Parameswaran

Swapnil V Mohite

Ritesh D Rokade

Baskaran K

Dnyandev G Vanare

Pramod S Jadhav

Shubham J Walke

Atul R Sonawane

Krishna Anegundi

Sachin S Ghorpade

A heating, ventilation, and/or air conditioning (HVAC) system, includes a housing having a wall with an exterior surface configured to be exposed to an ambient environment. The HVAC system further includes a first heat exchanger disposed within the housing and forming part of a refrigerant circuit of the HVAC system and a second heat exchanger disposed within the housing and forming part of the refrigerant circuit, in which the second heat exchanger includes a coil coupled to the wall, such that the coil and the wall are configured to transfer heat between the ambient environment and refrigerant passing through the second heat exchanger.

Auxiliary heat exchanger for HVAC system

The present disclosure relates to a heating, ventilation, and/or air conditioning (HVAC) system. The HVAC system includes an air handling unit configured to transfer heat between a refrigerant and an airflow, a first heat exchanger configured to receive the refrigerant from the air handling unit and transfer heat between the refrigerant and a first working fluid, a cooling bank including a vessel and a coil disposed in the vessel, wherein the coil is configured receive the first working fluid from the first heat exchanger and configured to transfer heat between the working fluid and a second working fluid within the vessel, and a second heat exchanger configured to receive the second working fluid and to transfer heat between the second working fluid and the airflow, wherein the second heat exchanger is disposed upstream of the air handling unit with respect to a flow path of the airflow.

Supplemental cooling for an HVAC system

A heating, ventilation, and/or air conditioning (HVAC) system includes a damper assembly configured to regulate airflow and having a frame. The HVAC system includes a first damper blade piece having a first airfoil surface and a second damper blade piece having a second airfoil surface. The first damper blade piece and the second damper blade piece are configured to couple with the frame, and are configured to interlock with one another to form a damper blade having an airfoil shape.

Damper blade assembly for HVAC system

A heating, ventilation, and/or air conditioning (HVAC) system, includes a housing configured to direct an air flow through an air flow path of the housing and an evaporator configured to translate between a first position and a second position, such that the evaporator is disposed within the air flow path in the first position and the evaporator is disposed external to the air flow path in the second position.

Adjustable heat exchanger

Embodiments of the present disclosure are directed to collapsible hood for a heating and cooling system that includes a plurality of panels configured to couple to a housing of the heating and cooling system, wherein the plurality of panels is configured to be translated between a collapsed position and an open position, wherein the plurality of panels is substantially flush against the housing in the collapsed position to configure the heating and cooling system for transportation, and wherein the plurality of panels are configured to extend from the housing to protect openings in an air intake of the housing and to allow passage of air through the air intake in the open position.

Collapsible vent hood for HVAC unit

Embodiments of the present disclosure include a drive belt tensioner configured to adjust tension in a drive belt of a blower assembly for a heating, ventilation, and/or air conditioning (HVAC) system. The drive belt tensioner includes a mounting bracket configured to couple directly to a blower housing that is configured to house a blower of the blower assembly. The drive belt tensioner further includes an idler pulley configured to contact the drive belt. A position of the idler pulley is adjustable relative to the mounting bracket to enable adjustment of the tension in the drive belt.

Drive belt tensioner systems and methods

Embodiments of the present disclosure relate to a condenser assembly for a heating, ventilation, and/or air conditioning (HVAC) system that includes a condenser coil having a plurality of tubes configured to flow a refrigerant therethrough for heat transfer between the refrigerant and a flow of air passing across the plurality of tubes, and a porous material having a plurality of fluid retaining passages, in which the plurality of fluid retaining passages is configured to receive a fluid and enable the flow of air to pass through the porous material and transfer of thermal energy to between the fluid and the flow of air. The porous material is disposed upstream of the condenser coil with respect to the flow of air such that the flow of air passes through the porous material before passing across the plurality of tubes.

Evaporative cooling system for an HVAC system

Embodiments of the present disclosure are directed to an interface for a fan that includes a first bracket coupled to the fan, where the fan is configured to direct a flow of air through an opening of a duct, and the opening comprises a central axis extending therethrough, a second bracket coupled to a frame surrounding the opening of the duct, where the first bracket and the second bracket are configured to surround the opening of the duct, the second bracket is configured to support the first bracket, and the second bracket is partially radially within the first bracket relative to the central axis of the opening, and a gasket disposed between the first bracket and the second bracket, where the first bracket, the second bracket, and the gasket are configured to sealingly engage with one another without mechanical securement.

Interface for a plenum fan

A heating, ventilation, and/or air conditioning (HVAC) system having a return air recycling system that includes a heat exchanger configured to be disposed along a refrigerant circuit of the HVAC system and flow a refrigerant therethrough, an exhaust fan configured to direct return air across the heat exchanger to place the refrigerant in thermal communication with the return air and to exhaust the return air from the HVAC system, and a controller configured to adjust a speed of the exhaust fan, a flow rate of refrigerant through the heat exchanger, or both, based on feedback indicative of a temperature of the return air.

Return air recycling system for an HVAC system

The present disclosure relates to a heating, ventilation, and/or air conditioning (HVAC) unit having a refrigerant circuit including a heat exchanger, an expansion valve, and a compressor. The heat exchanger includes a first coil and a second coil packaged in a common support structure. The HVAC unit further has a flow control system configured to direct refrigerant flow to the first coil from the expansion valve in a cooling mode of the HVAC unit and to the first coil from the compressor in a reheat mode of the HVAC unit, and configured to direct refrigerant flow to the second coil from the expansion valve in both the cooling mode and the reheat mode of the HVAC unit.

Hot gas reheat systems and methods

A fan assembly for a heating, ventilation, and/or air conditioning (HVAC) unit includes a hub having a fan blade extending therefrom. The fan assembly includes a fan pitch adjuster configured to engage the fan blade and to adjust a pitch of the fan blade relative to the hub in response to movement of the fan pitch adjuster relative to the hub. The fan assembly also includes a motor shaft coupled to the fan pitch adjuster and to the hub, where the motor shaft is configured to drive rotation of the fan pitch adjuster and the hub. The fan assembly further includes an actuator coupled to the fan pitch adjuster and configured to axially move the fan pitch adjuster along the motor shaft and relative to the hub to adjust the pitch of the fan blade.

Fan assembly for an HVAC system

The present disclosure relates to a heating, ventilation, and/or air conditioning (HVAC) system including an exhaust plenum configured to receive an exhaust air flow from a cooling load. The HVAC system also includes a condenser configured to receive an input air flow and transfer thermal energy to the input air flow. A panel is positioned directly adjacent to and between the exhaust plenum and the condenser. The panel includes a passage providing a fluid flow path directly between the exhaust plenum and the condenser. The passage is configured to discharge a portion of the exhaust air flow, and the input air flow includes the portion.

Systems and methods for energy recovery of an HVAC system

A housing system for heating, ventilation, and/or air conditioning (HVAC) equipment includes a housing configured to shroud the HVAC equipment and also includes a plurality of louver panels disposed on the housing. Each louver panel of the plurality of louver panels is configured to translate between a closed position and an open position. In the closed position, each louver panel of the plurality of louver panels is configured to permit airflow between an interior of the housing and an ambient environment. In the open position, each louver panel of the plurality of louver panels is configured to permit increased airflow between the interior of the housing and the ambient environment when the louver panel is in the open position.

Growing community of inventors

District Satara, India

Anil V Bhosale