Abstract: Cooling units are provided. The cooling units include abase having a housing with control components, a cooling tower attached to the base and having an inner flow path and an exterior surface. An air distribution system is attached to the cooling tower and includes an air distribution chamber defined between first and second enclosures, air dispensers are configured in the first enclosure, and a cover disposed on an exterior surface of the second enclosure. The control components are configured to convey air through the base, the cooling tower, and the air distribution system to dispense air through the cool air dispenser and the warm air dispenser and an electronics package installed on the cooling unit.

Abstract: This disclosure is directed to, in one aspect, a thermal management system for a data center. The thermal management system can include an air to air heat exchanger operable in a dry mode and a wet mode. The thermal management system can also include a liquid to air heat exchanger. The liquid to air heat exchanger can have a coil that receives the cooling liquid, with the coil being positioned in communication with the air of the data center such that the cooling liquid can absorb heat therefrom. Still further, the thermal management system can include a direct expansion cooling loop with a condenser and an evaporator. The system further provides multiple combinational operating conditions among multiple cooling modes. Other aspects are described.

Abstract: An air conditioning system suppresses energy consumption by efficient shared use of air in a common space that is not subjected to air conditioning in an indoor area, among a plurality of air conditioners for the purpose of heat exchange. A plurality of air conditioners each include: a usage-side heat exchanger configured to carry out heat exchange with air in an air-conditioning target space; a heat source-side heat exchanger configured to carry out heat transfer to and from the usage-side heat exchanger; and a heat source-side fan configured to feed air from a common space to the heat source-side heat exchanger and to blow the air into the common space. The heat source-side heat exchangers of the air conditioners are disposed in the common space. A first ventilation fan whose airflow volume is changeable is disposed near an exhaust port through which air is discharged from the common space toward an outdoor area.

Abstract: An apparatus, system, and method for providing a non-linear fluid stream into an environment for cooling purposes are disclosed. Such an apparatus includes a body portion and a nozzle, the nozzle being adapted to direct water into the environment. Such an apparatus may include a body portion having a flow channel defined therein for gas flow therethrough; and, a nozzle operatively disposed within the flow channel; said nozzle adapted to direct a liquid therefrom; wherein the channel and the nozzle are operatively disposed relative to each other so that a gas flowing through the channel and the liquid are combined into a fluid stream directed from the apparatus into the surrounding environment.

Abstract: A solar water source heat pump air conditioning system includes an air-water heat exchange system, an aqueous solution heat exchange system, a heat pump main engine, a concentration system, an energy recovery system and a condensate water recovery system. According to the present invention, solar energy in air is absorbed by utilizing the air-water heat exchange system and is provided for a heat pump. Cold-heat transfer is performed between the air-water heat exchange system and the heat pump main engine by adopting the aqueous solution heat exchange system, thereby avoiding frosting and pipeline pollution. Cold energy of air-conditioning condensate water is collected by utilizing the condensate water recovery system and then is used, thereby increasing efficiency of the heat pump main engine. Air flowing through the air-water heat exchange system is purified by adopting a haze purification system, thereby improving air quality.

Abstract: A direct evaporative cooler includes a liquid delivery system and an assembly of two or more plates. At least one plate of the assembly of two or more plates may include a top surface having a wicking material with an exposed surface for receiving a liquid thereon from the liquid delivery system, and one or more masks lining a portion of the exposed surface. The one or more masks may be impermeable to the liquid thereby preventing the liquid from evaporating through the one or more masks, and the one or more masks may be sized and shaped such that a wick rate of the liquid on the exposed surface exceeds an evaporation rate of the liquid.

Abstract: The invention relates to an indirect-type air cooler by way of which compressed charge air for an internal-combustion engine is cooled by means of a liquid, wherein the air cooler is constructed from stacked pairs of plates having fins which are disposed therebetween, and the brazed stack is disposed in a housing into which the charge air flows, flows through the fins and exits the housing again. The charge air exchanges heat with the liquid which flows in the plate pairs and which is introducible into the plate pairs via at least one inlet and via inlet-side plate openings which are flush in the stack and is dischargeable via at least one outlet by means of flush outlet-side plate openings. In order to further improve the performance potential of the air cooler, at least one venting element which extends to the exterior through an opening of the housing is connected to a liquid space within the stack.

Abstract: A heat dissipating system for a data center includes a return air area and an installation area. The return air area defines a return air damper and an air outlet, and the installation area defines an air inlet damper and an air outlet damper. The installation area includes a fan control unit, a humidity control unit and an electronic device. When the humidity control unit detects that the humidity value in the installation area is greater than a standard value, the humidity control unit controls the return air damper to partly open. Warmed air generated by the electronic device partly flows to the return air area through the return air damper, and the cold air and the warmed air are mixed. The mixed air is configured to dissipate heat for the electronic device, and the humidity in the data center is reduced.

Abstract: This discloses apparatuses for cooling individual server racks or electrical enclosures. These devices maintain target enclosure temperatures within plus or minus 1 or 2 degrees F. The devices employ industrial cooling using staged cooling towers to evaporatively reach temperatures below the wet bulb temperature of the ambient air. Methods for using such apparatuses are disclosed as well.

Abstract: A ventilation device is provided for use in conjunction with systems and methods provided for cooling data centers. A Make-Up Air Dehumidification/Humidification Unit for the introduction of ventilation air and control of humidity within the enclosed space is provided to support other system components. An objective of the systems and methods according to this disclosure is to provide the necessary rejection of heat while providing a capability to limitedly add ventilation air and control of the absolute moisture content of the air within a data center.

Abstract: An energy efficient and quiet air cooling system for a building structure is provided. The air cooling system includes an evaporator system mounted in the wall of the building, a remotely mounted fan, an air intake, and a sound and heat insulating duct. The fan is mounted in the attic and configured to draw air from the living area of the building through the sound insulating duct with sufficient power to create a negative static pressure in the living area. The negative static pressure in turn causes outside air to flow through the evaporator system which removes heat from the outside air. The cooled air is in turn drawn into the building and pulled into the attic through the duct and expelled through the attic.

Abstract: A data center cooling system includes an evaporative cooling system. The evaporative cooling system includes fans configured to circulate outside air at ambient conditions through an entry zone of a data center, and atomizers positioned upstream of the entry zone configured to spray atomized water into the circulating outside air. The atomized water evaporates in an evaporation zone and cools the outside air to produce cooled air, which is directed through racks of computers positioned downstream of the evaporation zone.

Abstract: A cooling apparatus and method are provided for cooling an electronic subsystem of an electronics rack. The cooling apparatus includes a local cooling station, which has a liquid-to-air heat exchanger and ducting for directing a cooling airflow across the heat exchanger. A cooling subsystem is associated with the electronic subsystem of the rack, and includes either a housing facilitating immersion cooling of electronic components of the electronic subsystem, or one or more liquid-cooled structures providing conductive cooling to the electronic components of the electronic subsystem. A coolant loop couples the cooling subsystem to the liquid-to-air heat exchanger of the local cooling station. In operation, heat is transferred via circulating coolant from the electronic subsystem and rejected in the liquid-to-air heat exchanger of the local cooling station to the cooling airflow passing across the liquid-to-air heat exchanger. In one embodiment, the cooling airflow is outdoor air.

Abstract: A cooling apparatus and method are provided for cooling an electronics rack. The cooling apparatus includes an air-cooled cooling station, which has a liquid-to-air heat exchanger and ducting for directing a cooling airflow across the heat exchanger. A cooling subsystem is associated with the electronics rack, and includes a liquid-cooled condenser facilitating immersion-cooling of electronic components of the electronics rack, a liquid-cooled structure providing conductive cooling to electronic components of the electronics rack, or an air-to-liquid heat exchanger associated with the rack and cooling airflow passing through the electronics rack. A coolant loop couples the cooling subsystem to the liquid-to-air heat exchanger. In operation, heat is transferred via circulating coolant from the electronics rack, and rejected in the liquid-to-air heat exchanger of the cooling station to the cooling airflow passing across the liquid-to-air heat exchanger. In one embodiment, the cooling airflow is outdoor air.

Abstract: A cooling apparatus and method are provided for cooling an electronic subsystem of an electronics rack. The cooling apparatus includes a local cooling station, which has a liquid-to-air heat exchanger and ducting for directing a cooling airflow across the heat exchanger. A cooling subsystem is associated with the electronic subsystem of the rack, and includes either a housing facilitating immersion cooling of electronic components of the electronic subsystem, or one or more liquid-cooled structures providing conductive cooling to the electronic components of the electronic subsystem. A coolant loop couples the cooling subsystem to the liquid-to-air heat exchanger of the local cooling station. In operation, heat is transferred via circulating coolant from the electronic subsystem and rejected in the liquid-to-air heat exchanger of the local cooling station to the cooling airflow passing across the liquid-to-air heat exchanger. In one embodiment, the cooling airflow is outdoor air.

Abstract: A compact evaporator including a suction baffle system is provided for use in a refrigeration system. The suction baffle system includes a suction baffle and a passageway. The suction baffle includes a plurality of walls and is adjacent to the interior wall of shell. The passageway extends below one of the walls of the suction baffle toward the lower portion of the shell and is adjacent to the interior wall of the shell. A suction tube having an inlet is attached to the evaporator shell and the inlet is adjacent to the passageway and located partially below the suction baffle. The passageway minimizes the possibility of liquid carry-over in the suction tube that feeds into the compressor.

Abstract: An improved, energy-efficient HVAC system and method of use employing a solution that is run parallel to refrigerant lines in a chiller unit. The solution is directed through the chiller unit through its proximity to chilled refrigerant wherein the chilled solution, rather than refrigerant, enters an air handler or an air pump and used to adjust the air temperature to a desired level. The system and method permits the place of a refrigerant based system external an enclosed building and a non refrigerant based system position internal the enclosed building.

Abstract: Building cooling system involving circulation of a cooling liquid in a hydraulic circuit comprising at least one first tank (2), at least one second tank (4) in which at least part of one of its walls (4.1) are made of a porous material and at least one heat exchanger (6) connected in series through a hydraulic circuit, at least one hydraulic pump (8) placed between the first tank (2) and the heat exchanger (6), in which the second tank (4) is located outside the building, in which in which the system comprises means (10) of controlling circulation of liquid from the second tank (4) to the first tank (2), and when the system is in operation to cool the inside of the building, flow from the second tank (4) to the first tank (2) is interrupted and the hydraulic pump (8) circulates the liquid from the first tank (2) to the second tank through the heat exchanger (6), such that the second tank fills up.

Abstract: A tower heat pump system equipped with a solar energy secondary heat source comprises a cold-heat source tower, a low heat source rotational flow heat pump, a condensate water separator, a supplementary device and a rear end loading system. The tower heating pump system can achieves negative pressure evaporation, cooling and refrigeration in a high-temperature high-humidity condition and efficiently absorb and improve low-temperature-level heat energy from the solar energy secondary heat source in a low-temperature low-humidity condition.

Abstract: A Modular Chiller System integrated into a single Standalone Rack Assembly having vertically positioned air intakes, heat exchanger, and an air deflector is disclosed. The orientation of the components in the Standalone Rack Assembly allows for maximum heat exchange from a rack of hot food items positioned coextensively to the Chiller System. Hot air from the food rack is received through the air intakes into the heat exchanger where chilled air is recirculated outward through said frame assembly. The Chiller System is portable and can be retrofitted to existing walk-in cooler configurations, or be embodied in standalone and portable refrigeration enclosures.

Abstract: An industrial heat load evaporative cooling system. The system includes multiple cooling towers and includes cooling coil heat transfer equipment locally associated with an industrial heat load, with the system subject to command and control equipment.

Abstract: A portable misting trailer system for preventing bodies from overheating and regulating body temperature, having a trailer frame with a first and second side bar secured to a portable trailer base, a plurality of arched tubes having a first and second end, the first end of each tube attaches to the first side bar, the second end of each tube attaches to the second side bar, a plurality of misting heads on the arched tubes fluidly connected thereto, a water system within the trailer frame having a storage tank fluidly connected to a water pump that is operatively connected to a power source which is operatively connected to an on-off switch, whereupon turning on the on-off switch activates the pump to pump water from the water tank into the plurality of the arched tubes, whereupon water would exit the arched tubes via the misting heads.

Abstract: A computer server enclosure (such as in a server farm) evaporative cooling system. The system includes multiple cooling towers and includes cooling coil heat transfer equipment locally associated with a server enclosure or group of server enclosures, with the system subject to command and control equipment.

Abstract: A counter flow indirect evaporative heat exchanger (10) having vertically stacked alternate counter flow wet (14) and dry (12) passages where the wet passages are wetted during operation of the heat exchanger by wetting means (50, 52, 53, 54, 70, 72, 74, 76) travelling vertically of the stack. Elongately wetting of a small plurality of the total number of passages (14, 12) of the heat exchanger (10) occurs at a time during vertical travel of the wetting means.

Abstract: An evaporative cooling system that can be used to cool fluid and to cool an air supply to a building. The air supply to a cooling tower in a first evaporative system also having a fluid pump and a heat exchange element is cooled by the heat exchange element of a second evaporative cooling system. As a result, the inlet air wet bulb temperature of the primary cooling tower will be reduced, enhancing the cooling capacity of the primary cooling tower.

Abstract: Provided herein are various mobile cooling devices. In some embodiments, a mobile cooling device provided herein includes a base comprising a reservoir and a lid; and a fan assembly dimensioned to fit within the base. In some embodiments, the fan assembly of a mobile cooling device can include a vent configured to divert a portion of airflow toward an electronic component attached to the base. In some embodiments, the electronic component is attached to the bottom of the base.

Abstract: The various embodiments herein provide an air conditioner system for providing cold and warm air in cars and buildings. The air conditioner system includes a chamber, a plurality of input air blades, a plurality of input air filters, an electrical ventilator, one or more wet heat exchangers, and one or more dry heat exchangers installed in the chamber, an outgoing air heat exchanger, an operation selection valve, an electrical circulating pump, one or more sets of water sprayers nozzles, one or more water sprayer pumps, one or more thermoelectric modules and a microcontroller unit. The passing of air through the chamber is automatically controlled by the microcontroller unit based on the operation of the system in the cooling or heating mode. The air is cooled in the cooling mode using the multistage water evaporation mechanism.

Abstract: An air conditioning and ventilating system for a two-story building with a water tank disposed on the roof includes a first condenser unit and a first air handling unit for cooling a first set of primary cooled rooms and a first set of secondarily cooled rooms on an upper floor of the building. The system also includes a second condenser unit and a second air handling unit for cooling a second set of primarily cooled rooms and a second set of secondarily rooms on a lower floor and wherein the second condenser unit and second air handling unit are independent of the first condenser unit and first air handling unit. On both floors cool air from the first set of rooms is partially returned to the air handling units and partially recirculated into the primary cooled rooms.

Abstract: Airflow cooling device including a cooling channel, an evaporating channel separated from the cooling channel by a transfer wall, outflow from the cooling channel going to the evaporating channel, and a lower critical solution temperature polymer at least partially covering the cooling channel side of the transfer wall.

Abstract: An outdoor air cooler with two stages includes a first stage for cooling and humidification with constant wet bulb temperature. The air cooler has a first stage pump circulating water over the first stage evaporative cooling media operating at conditions having a constant adiabatic wet bulb temperature line. The first stage tank is supplied with water from external source. The second stage includes a second set of evaporative cooling media using water from the first stage media, which is equal to or lower than outdoor air wet bulb temperature. The temperature of air leaving the second stage evaporative media follows the adiabatic wet bulb temperature line toward the second stage tank water temperature thereby cooling humidifying the treated air to stable wet and dry bulb temperatures.

Abstract: An apparatus for cooling and purifying a stream of air comprises a building, a cooling tower, for cooling by direct contact with water, two purification bottles, each of vertical axis, a pipe for sending water to the cooling tower, a pipe for sending air to the cooling tower, a pipe for sending cooled air from the tower to the purification bottles and a system of valves and piping for connecting the two bottles to the cooling tower, this assembly being located inside the building, and the two bottles and the tower being outside the building, the two bottles and the assembly being placed on either side of a wall of the building, the bottles being placed along the wall and the tower being positioned between the two bottles.

Abstract: A multi-stage evaporative cooling system and method employing direct evaporative cooling at each stage. An exhaust fan is located between stages to expel warm air and partially depressurize the vapor space. An aspect of the present disclosure also describes the application of evaporative cooling to a pet shelter.

Abstract: A method of providing utilities to a computer data center is discussed. The method includes initially connecting one or more non-evaporative cooling units to a data center as primary cooling plants, obtaining a government-issued water permit, and after obtaining the government-issued water permit, transitioning primary cooling for the data center to one or more evaporative cooling towers.

Abstract: Cooling of downhole components is effected using an expendable refrigerant, such as water. Refrigerant, in thermal communication with a component to be cooled, is evaporated in an evaporator. Vapor is removed from the evaporator and released into a borehole, in order to cool the component. A pump may be used to remove the vapor from the evaporator and force the vapor into the borehole.

Abstract: Modular datacenter element (100), comprising: a modular space defined by at least a bottom panel (120); and a front wall (110) having substantially the same length as the bottom panel, placed substantially vertically on the bottom panel; further comprising a plurality of racks for holding equipment, the racks being aligned in an opening in the front wall (110) along the length of the bottom panel (120); wherein a first side of the aligned plurality of racks is spaced away from a first edge along the length of the bottom panel at a distance substantially smaller than the width of the bottom panel, thus creating a ledge bottom part (126) between the first edge of the bottom panel and the plurality of racks. By creating a datacenter comprising multiple modular datacenter elements, a datacenter with efficient inspection possibilities and efficient air handling is created.

Abstract: An apparatus and method to cool compressors, condensing coils, and similar devices. The compressor or condensing coil is cooled by the delivery of water, which may be ambient temperature or chilled. In one embodiment, the water is delivered to a mesh filter or screen via one or more mist spray nozzles. Water conduits may be integrated with the filter frame. The method to control the delivery of the water is designed to conserve water. The control circuit comprises a microcontroller device which contains programming that receives inputs, including but not limited to, outside ambient air temperature, condenser liquid line temperature, relative humidity and electric current, and uses said inputs to provide a stepwise level of control (“solenoid open time”) of water delivery commensurate with outside air temperature and relative humidity.

Abstract: An evaporative cooling system includes a housing that fits between a pair of wall studs of a structure. The housing includes a water pump, an evaporative pad, a water distributor, a motor, and a fan. In an embodiment, the wall studs are spaced about sixteen inches on center. This leaves about 14.5 inches between the studs, and the housing will preferably be about 14 inches in width to ensure proper fit. The unit may be about 3 to 6 inches in thickness and about 24 inches in height, protruding no more than about three inches from the inside wall. The housing also preferably includes a front cover. A ventilation grill can be installed on the exterior wall to facilitate outside air being brought into the system. In other embodiments, the studs are spaced differently (e.g., about twenty-four inches on center) or the unit is installed in a structure built using non-wood framing (e.g., SIP, ICF).

Abstract: System and Method is described that slows the release of contaminated water by rapidly freezing the ground water, including salt water, which permeates the area underneath the a contamination source such as a melted reactor, so that the resulting ice lens mitigates the extent to which radioactive water is released into the environment. The method here described may be used for this purpose through the accomplishment of two goals; first, a resulting reduction in the quantum of radioactive water released, per se, and secondly, a reduction in the level of particulate radiation reaching the environment due to slowed water flow velocities. Cooling channels in thermal contact with the water and soil evaporate a low boiling point liquid in order to cool the proximate water and soil. The low boiling point liquid is supplied by an insulated supply channel. The channels are bored into the earth using known boring/tunneling techniques.

Abstract: An evaporative cooling device (40) is disclosed for cooling water or other liquids comprising a vessel (50) adapted to receive water or another liquid, said vessel comprising a vessel wall (53, 54, 55), an outer layer (90) of absorbent material and a wick (85) extending through said vessel wall, such that said wick is positioned to contact said water or other liquid within the vessel and is adapted to transport a portion of said water or other liquid through the wall by capillary action to said absorbent material, said wick being substantially impermeable to gas or vapor, so that the cooling device (40) can be connected in-line in an hydration system of the kind comprising a reservoir (12) and a drinking tube (32).

Abstract: A cooling tower system is provided that can exhibit increased energy efficiency that cools a process fluid or the like. The cooling tower system includes a cooling tower unit and a thermoelectric device along with a working fluid loop. The process fluid may be used to heat a working fluid for the thermoelectric device before being sent to the cooling tower for cooling. Power generated by the thermoelectric device may be utilized to operate a component of the cooling tower such as a fan or a pump. The cooling tower is also utilized to provide cooling to condense the working fluid from a vapor to a liquid form wherein the cooling tower is used to remove waste heat from a process fluid.

Abstract: An evaporative cooling system to cool the attic space only, in communication with the duct system. The cooling system includes a humidistat and thermostat. To control the evaporative cooling unit, according to the threshold temperature in the attic. Unit will have a smoke detector for safety, once activated will deactivate the evaporative cooling unit. Also, each fan switch will have a high temperature safety device, in the event of a fire or excessive heat in attic area, which will deactivate the cooling unit.

Abstract: A hot-strip cooling device for cooling a hot strip that has been subjected to finish rolling while being conveyed over a run-out table. The device includes a plurality of cooling nozzles that are disposed above a steel strip and eject rod-like flows of coolant at an ejection angle tilted toward the upstream side in a steel-strip traveling direction; and purging means that is disposed on the upstream side with respect to the cooling nozzles and purges the coolant that has been ejected from the cooling nozzles and resides on the steel strip.

Abstract: A screen of evaporative cooling media (“screen cooler”) is provided that may be adapted to partially surround the exterior compressor unit of an air conditioner. In some embodiments, the screen cooler may screen the AC unit from the sun and exposure to other forces or events that could potentially harm the AC unit. In some embodiments, the screen cooler is adapted to receive an input of a liquid, such as, for example, water and periodically emit the liquid onto the evaporative cooling media to keep the media moist and cool the air being pulled through the condensing coil and entering the compressor. By cooling the air prior to the air entering the compressor, the efficiency of the AC unit may thereby be increased.

Abstract: A kit is described for use in freezing liquid within a first pipe of a given first diameter and a second pipe of a given second diameter less than the given first diameter. The kit includes a multi-section refrigerant chamber adapted for attachment around a pipe, the chamber having end mounting walls with openings having a diameter greater than the first given diameter; a pair of first adapter plates attachable to the outer faces of the end walls of the chamber sections, the first adapter plates having central pipe receiving openings with a diameter equal to the first given diameter; and a pair of second adapter plates attachable to the outer faces of the end walls of the chamber sections, the second adapter plates having central pipe receiving opening with a diameter equal to the second given diameter. A compressible gasket can be inserted between the chamber sections.

Abstract: Natural and/or Processed Hydrophilic Earthen Minerals (water loving rocks) formed into an air-water interface matrix will track only a few degrees above local wet bulb temperature with the addition of water. Coating surfaces, Building Roofs and Walls, with hydrophilic earthen rocks and adding water will cool the building mass below air temperature. Wet bulb temperature is the lowest temperature that can be reached by the evaporation of water only. It is the temperature you feel when your skin is wet and is exposed to moving air. The wet bulb temperature is lower than ambient air temperature, except during rain. Water is added periodically to maintain hydration and wet bulb temperature tracking. Hydrophilic Earthen Minerals are UV Stable, expand surface area for evaporation and are fireproof.

Abstract: A system for cooling computer systems in a room of a data center includes a dehumidification system and an air channeling sub-system. The air channeling sub-system includes a mechanical cooling section that removes heat from the cooling air and an evaporative cooling section downstream from the mechanical cooling section. The dehumidification system may be upstream from the mechanical cooling section and the evaporative cooling section. A controller for the cooling system selectively operates the mechanical cooling section and the evaporative cooling section in an adiabatic mode if a first set of control conditions is met and in a hybrid mode if a second set of control conditions is met.

Abstract: The present invention relates generally to a system for cooling residential spaces, such as a garage. The preferred embodiment of the invention comprises a steel security door modified with evaporative media to cool incoming air, a water supply and re-circulating subsystem and a large fan to move fresh air through the cool door, into one or more residential spaces, such as a garage and/or an attic.

Abstract: An energy efficient and quiet air cooling system for a building structure is provided. The air cooling system includes an evaporator system mounted in the wall of the building, a remotely mounted fan, an air intake, and a sound and heat insulating duct. The fan is mounted in the attic and configured to draw air from the living area of the building through the sound insulating duct with sufficient power to create a negative static pressure in the living area. The negative static pressure in turn causes outside air to flow through the evaporator system which removes heat from the outside air. The cooled air is in turn drawn into the building and pulled into the attic through the duct and expelled through the attic. The fan expels warm air into the attic, creating a positive pressure environment which causes the warm air to be expelled from the attic through natural vents.

Abstract: A device for adjusting a temperature and a humidity using a wind power is provided. The device includes an inlet; an outlet connected to the inlet; a sprayer spraying a nebulized liquid into the device; and an airflow sensor electrically connected to the sprayer for activating the sprayer when an airflow passes through.

Abstract: A shoulder mounted hood cooling assembly includes a support, a blower carried by the support, and vents in fluid communication with the blower. The support when worn by a user positions at least a portion of the support adjacent the user's shoulder's and the vents are positioned to direct air exhausted from the blower to a neck or to a head or both the neck and the head of the user.