|| List of recent Air Conditioning-related patents
|Heat storage type radiation air conditioning system employing heat pump air-conditioner|
A container material sealing and containing a latent heat storage material is arranged in a ceiling blow chamber box. Then, an air conditioning system of radiation type in which the metal panel is cooled or warmed by using as an auxiliary heat source the latent heat storage material having been cooled or warmed by heat storage achieved by cooling or warming the latent heat storage material with cool or warm air generated by a heat pump air-conditioner and then coolness or warmth is radiated from the metal panel into a room and an air conditioning system of convection type in which cool or warm air generated by the heat pump air-conditioner is blown into the room are provided and then the two air conditioning systems are used simultaneously or alternatively any one alone of the air conditioning systems is used so that air conditioning of the room is performed..
An air conditioning unit is provided including a base pan having at least one hole surrounded by a first embossment including a first inclined sidewall and a first top wall. A mounting plate is positioned adjacent a portion of the base pan.
|Inlet air flow guide for acdx fan coil|
An inlet air flow guide for a condensing unit of an air cooled direct expansion (acdx) air conditioning unit. The flow guide has a panel having at least a portion spaced from a surface of the condensing unit to define a plenum for cooling air to enter the condensing unit from one side.
|Vehicle air conditioning device|
A vehicle air conditioning device comprises first and second outside air ventilation flues that are formed so that outside air flows through opposing ends of an evaporator. An inside air ventilation flue is formed so that inside air flows through a central site in the evaporator such that, at any degree of opening of a first damper, outside air from each of the outside air ventilation flues and inside air from the inside air ventilation flue can flow to an outlet-side ventilation flue or a heater-side ventilation flue at a flow rate that corresponds to the degree of opening of the first damper.
|Personal cooling apparatus|
A portable sun screen and cooling apparatus for shading a user from direct sunlight while circulating cooled air. The portable sun screen and cooling apparatus provides a domed canopy with an air conditioning element that circulates cooled air throughout the domed canopy.
|Evaporative air conditioning system|
An evaporative air conditioner system includes a heat exchanger having an inlet and an outlet and a plurality of passageways between the inlet and the outlet; a pump and nozzle assembly for introducing pressurized air and water to the inlet of the heat exchanger to create a mist of water droplets suspended in air; a vacuum assembly for creating a partial vacuum near the outlet of the heat exchanger to draw the mist through the passageways and to the outlet of the heat exchanger to remove heat from the heat exchanger through evaporative cooling; and a transfer mechanism for moving a medium past the heat exchanger to remove heat from the air without permitting the medium to mix with the mist drawn through the heat exchanger.. .
A manifold for an air conditioning machine includes a housing with an internal structure defining a first plenum, a second plenum, and a duct. The housing further includes a first sidewall, a second sidewall, a first end mounting face, a second end mounting face, a top sidewall, and a bottom sidewall.
|Apparatus for improving refrigeration capacity|
A refrigeration, air conditioning or other cooling system is disclosed. The refrigeration system includes a refrigerant storage tank fluidly connected to a refrigerant expansion device which is fluidly connected to a refrigerant evaporator for absorbing ambient heat, a refrigerant vapor compressor fluidly connected to the refrigerant evaporator and a refrigerant condenser fluidly connected to the refrigerant compressor and the refrigerant storage tank.
|Arrangement of air outlets on a motor vehicle air conditioning unit|
An arrangement of air outlets on a motor vehicle air conditioning unit, wherein side window outlets, side occupant air outlets, and center occupant or additional vent air outlets are configured as pairs and the side occupant air outlets and the center occupant or additional vent air outlets are arranged in one tier, wherein from outside to inside are, first, the center occupant or additional vent air outlets and then the side occupant air outlets.. .
|Temperature control system, air conditioning system and control method|
A controller performs a first control that controls a temperature of water (heat medium) flowing out of a heat source device on the basis of an outside air temperature and a temperature difference between chronologically preceding and following outside air temperatures that are detected by an outdoor temperature sensor. The controller controls the temperature of the subject to be controlled to a target temperature by performing the first control..
|Heat and moisture transfer apparatus integrated into an exterior partition|
Systems, apparatus and methods that may be used to integrate a heat and moisture exchange system with the heating, ventilation and air conditioning system of a building or other enclosed space, without requiring installation within the walls or other structural portions of the building.. .
|Vehicle air conditioning device|
In a vehicle air conditioner, air in the first flow path flows sequentially through outside air intake opening (112), blower fan (102), evaporator (103), condenser (104), and the inside of vehicle, and air in the second flow path flows sequentially through inside air intake opening (116), sensible heat exchanger (101), and the outside of the vehicle. Sensible heat exchanger (101) exchanges heat between outside air introduced from outside air intake opening (112) by the suction force of blower fan (102), and inside air passing through the first flow path and the inside of vehicle and introduced in the second flow path by the blowing force of blower fan (102).
|Air conditioner for vehicle|
An air conditioner for a vehicle includes: a compressor that compresses a heat exchange medium; an internal heat exchanger that performs heat exchange between the heat exchange medium expelled from the compressor and air for air conditioning introduced inside a vehicle compartment; and an external heat exchanger that performs heat exchange between the heat exchange medium expelled from the internal heat exchanger and external air, wherein the air conditioner for a vehicle calculates a temperature difference between an external air temperature and a discharge port temperature of the external heat exchanger, calculates an average value of the temperature difference, and performs a defrosting operation which melts frost adhered to the external heat exchanger when an amount of change of the average value is equal to or greater than a first predetermined value.. .
An air filter (1) which is intended for an air conditioning system, includes a disc type filter element (2) and a power unit (3), preferably an electric motor, which is connected to the filter element for rotating the same. The filter element is arranged in connection with a ventilation duct (4), such that it is placed outside an aperture (4a) of the ventilation duct (4) at a first distance therefrom, and such that it is concentric with the ventilation duct.
|Determining a layout and wiring estimation for a heating, ventilation, and air conditioning system of a building|
Devices, methods, and systems for determining a layout and wiring estimation for a heating, ventilation, and air conditioning (hvac) system of a building are described herein. One method includes receiving information from a building information model associated with a building, receiving information from a pre-engineering tool associated with the building, and determining a layout and wiring estimation for an hvac system of the building based, at least in part, on the information from the building information model and the information from the pre-engineering tool..
|Determining a heating, ventilation, and air conditioning model for a building|
Devices, methods, and systems for determining a heating, ventilation, and air conditioning (hvac) model for a building are described herein. One method includes receiving a description of the building, receiving an hvac meta-model, wherein the hvac meta-model is independent of the building, and determining an hvac model for the building based on the description of the building and the hvac meta-model..
|Refrigerant scroll compressor for motor vehicle air conditioning systems|
A refrigerant scroll compressor for a motor vehicle air conditioning system having a fixed scroll, an orbiting scroll engaging with the fixed scroll, wherein the fixed scroll and the orbiting scroll cooperate to compress a refrigerant gas. An intermediate pressure chamber is disposed adjacent the orbiting scroll, an oil return duct provides fluid communication between the intermediate pressure chamber and a high pressure area of the refrigerant scroll compressor, and at least one intermediate pressure duct is formed in one of the orbiting scroll and fixed scroll and is in fluid communication with the intermediate pressure chamber..
|Air-conditioner for vehicle|
A control part outputs a signal demanding an engine start when it is determined that a temperature of cooling water detected by a water temperature detector is lower than a threshold. In a normal state where conditioned-air is blown off to a predetermined seat and the other seats, the control part lowers the threshold according to an increase in a heat amount emitted from an auxiliary heating element based on the operating state of the auxiliary heating element.
|Combined heat and power heat pump|
A method of operating a heating, ventilation, and/or air conditioning (hvac) system includes operating a device to produce at least one of electricity and rejected heat and at least one of (1) powering a component of the hvac system using the electricity produced by the electricity generating device and (2) heating the refrigerant of the hvac system using at least a portion of the rejected heat.. .
|Service device for vehicle air conditioning systems, and method for operating same, in particular for the self-cleaning type|
A servicing device and method for operating a servicing device for vehicle air-conditioning systems in particular for the self-cleaning thereof, the servicing device is equipped with an emptying device and a filling device for the drawing off of the refrigerant/compressor oil mixture from the refrigerant circuit system of a vehicle air-conditioning system and for the refilling of the vehicle air-conditioning system with refrigerant and compressor oil. A vacuum pump is used for the residual emptying of the refrigerant circuit system of the vehicle air-conditioning system and/or of the servicing device.
|Heating system state monitoring and reporting system and device|
A non-invasive sensing system for determining the operating state of a heating, ventilation or air conditioning (hvac) system. The sensing system, which includes at least one acoustic or mechanical vibration sensor, may be positioned on the hvac system's housing to detect acoustic and/or mechanical vibration emissions in one or more specific ranges of frequencies that are characteristic of emissions resulting from the operation of the hvac system.
|Lock-setting thermostat with flash-memory key|
Property-management or lock-setting thermostats have maximum and minimum set points locked in to prevent abuse of management-provided heating and/or air conditioning. An eprom or similar internal memory device stores heating and cooling limit parameters that are set in by a technician at the time of installation.
|High velocity mist evaporation|
An evaporation system and method having at least one fan operatively connected to drive means to effect fan rotation, at least one flow path to supply liquid to at least one nozzle to spray a mist of the liquid under centrifugal pressure. Velocity differential between the rotating nozzle(s) and airflow created by the at least one fan provides evaporation of the sprayed liquid.
|Air conditioning apparatus for use in information/data center|
An air conditioning apparatus for use in information/data centers is provided, including a housing assembly, a wind-blowing device, a heat exchanger, and a separating mechanism. The housing assembly has a first housing and a second housing.
|Air-conditioner for vehicle|
When a predetermined seat air conditioning command is provided to air-condition a predetermined seat, a control part allows conditioned-air to be blown off only from an air outlet air-conditioning the predetermined seat as a control for a predetermined seat state. In the predetermined seat state, when a stop command is provided to stop an air conditioning blower, the control part controls the air conditioning blower to stop sending air, and controls at least one air outlet of a plurality of air outlets into an open state, the at least one air outlet air-conditioning the other seat except the predetermined seat..
|Rotational multi vane positive displacement valve for use with a solar air conditioning system|
Rotational multi-vane positive displacement valves, preferably for use with a solar air-conditioning system. Each valve has an outer cylindrical valve body housing having an inlet port and an outlet port and an inner rotational cylinder disposed within the outer cylindrical valve body housing.
|Parental control of rear seat hvac unit in vehicle|
A vehicle has front and rear seats and an air conditioning system. There is an auxiliary control accessible from the rear seat for adjusting the air conditioning system.
|Air conditioning system for motor vehicle|
The invention concerns an air-ducting transition element of an automotive air conditioner, which is characterized in that there is arranged inside the transition element a feedthrough for lines, wherein the feedthrough is a flow ducting element that divides the air flow through the transition element into at least two flow pathways.. .
|Electric centrifugal compressor for vehicles|
An electric centrifugal compressor for a heat ventilation air conditioning system for vehicles comprises a motor portion (20) and a centrifugal compressor portion (10) driven by the motor portion (20) through a shaft (15). It comprises an electromagnetic device for levitating the shaft (15) during functional operation of the electric compressor and auxiliary landing bearings (8).
|Air conditioning unit|
The invention relates to an air conditioning unit having an air duct, having a fan for conveying an airflow through the air duct, having a heat exchanger for the thermal conditioning of the airflow and having an apparatus for noise reduction, which apparatus has a microphone, a loudspeaker and an evaluation and control unit, the microphone being arranged in a housing indentation of the duct wall of the air duct, the housing indentation having a wall and the loudspeaker being arranged at least partially in an opening of the duct wall of the air duct in a manner which is spaced apart from the microphone in the direction of the noise emission, wherein the wall of the housing indentation is curved at least partially, the housing indentation of the microphone being covered with a porous acoustically transparent material.. .
A heating, ventilation, and/or air conditioning (hvac) furnace has a flat burner comprising an upstream side and a downstream side, the flat burner being configured to receive an air-fuel mixture therethrough, a first flow path located adjacent the flat burner and downstream relative to the flat burner, the first flow path configured to receive fluid exiting the flat burner, and a plurality of second flow paths located downstream relative to the first flow path, the plurality of second flow paths being configured to receive fluid from the first flow path.. .
|Air conditioning unit and method of installing the same|
An air conditioning unit and method of mounting the same in a hole in a wall, particularly a hole housing a window. The unit includes a front section disposed inside the building on a first side of the hole; and a rear section disposed outside the building on a second side of the hole.
|Controlling air conditioning systems|
Air conditioning systems and processes may monitor properties of the system and/or properties related to the system. The air conditioning system may allow operation based on user requests and/or allow stress operation(s) based on monitored properties..
An electrically operated heating device, in particular for a heating or air conditioning system of a vehicle, is provided, comprising a heating register with a layered heating element, for converting electrical energy into heat, and two electrically insulating and heat-conducting insulating layers, which respectively make contact, at least in certain regions, with one side of the layered heating element. The insulating layers and the layered heating element are braced with one another, an abrasion-counteracting sliding layer being arranged between at least one of the insulating layers and the layered heating element.
|Temperature and humidity independent control air conditioning system and method|
This invention provides a temperature and humidity independent control air conditioning system, comprising a high temperature cooling unit, a low temperature cooling unit, a humidity processing unit, and an indoor unit, wherein the coolant with a first temperature provided by the high temperature cooling unit flows into the indoor unit and then its temperature becomes a second temperature; the coolant with a third temperature provided by the low temperature cooling unit flows into the humidity processing unit; the coolant with the second temperature is divided to the low temperature cooling unit. With this invention, temperature and humidity independent control can be realized with high efficiency..
|Systems and methods for controlling an hvac motor|
A heating, ventilation, and/or air conditioning (hvac) system has a motor configured to selectively provide an airflow, an airflow control algorithm configured receive an input and to provide a desired control value associated with a desired actual operation value of the motor, wherein the desired actual operation value is provided as a function of the input, and a control translator configured to receive the desired control value and to provide a correlated control value to the motor, wherein the correlated control value is associated with causing the motor to operate at the desired control value.. .
|Air conditioning apparatus for vehicle|
An air conditioning apparatus for a vehicle may include a peltier module and a cooling core installed in an hvac (heating ventilating and air conditioning) unit, the hvac unit being provided with a blower, a nitrogen tank storing liquid nitrogen therein, a nitrogen line passing through the cooling core, wherein a first end of the nitrogen line may be connected to the nitrogen tank, and a second end of the nitrogen line fluid-communicates with an outside, a nitrogen evaporator provided on the nitrogen line, the nitrogen evaporator evaporating the liquid nitrogen into nitrogen gas, and a main cooling water line circulating water through the nitrogen evaporator, the peltier module and a water pump in sequence.. .
|Air conditioning system|
The invention relates to an air conditioning system, in particular for use in a motor vehicle, having a first flow channel for a first airflow which may be influenced thermally, having a second flow channel for a second airflow which may be influenced thermally, wherein the first flow channel extends relative to the second flow channel at a predeterminable angle, and having an air guidance element, wherein the air guidance element is arranged on or adjacent to at least one internal wall of the first flow channel or the second flow channel, wherein the air guidance element in section has a substantially convex shape in the direction of the first or second flow channel and protrudes into the first or second flow channel, wherein the air guidance element has at least one finger which protrudes at a predeterminable angle into the first flow channel or the second flow channel.. .
|System and method for providing supervisory control of an hvac system|
A sensor surrogate (120) for causing a heating, ventilating, and air conditioning (hvac) system (110) to maintain a desired room temperature, contains a temperature sensor (122) for determining an actual room temperature and logic embodied on at least one non-transitory computer readable medium (130). The logic (130) is configured to perform the steps of: calculating a current low temperature that is lower than a pre-programmed hvac system temperature and providing the hvac system with a first signal that represents the calculated current low temperature, if the desired temperature is above the pre-programmed hvac system temperature; and calculating a current high temperature that is above the pre-programmed hvac system temperature and providing the hvac system (110) with a second signal that represents the calculated current high temperature, if the desired room temperature is below the pre-programmed hvac system temperature..
|Condensate sensor enclosure|
A condensate sensor enclosure to house an electromechanical control system to limit the level of condensate within a drain pan of an air conditioning system comprising a control system compartment and cover coupled together by a coupling assembly including a first coupler and a second coupler to enclose the electromechanical control system therein and a pair of probe housings each extending downwardly from the bottom of the control system compartment to operatively receive and house at least a portion a corresponding pair of electrically conductive sensor probes operatively coupled to the electromechanical control system to sense when the condensate within the drain pan reaches a predetermined level.. .
|Environmental control systems and techniques for monitoring heat exchanger fouling|
Environmental control systems and techniques for monitoring heat exchanger fouling are provided herein. In an embodiment, a technique for monitoring heat exchanger fouling includes providing a correlation of heat exchanger fouling to an operating variable.
|Hvac systems, controls, and methods including switch mode power supplies to achieve low standby power|
Exemplary embodiments are disclosed of a heating, ventilation and air conditioning (hvac) system that includes a switched mode power supply. The switched mode power supply is configured to provide standby power to the hvac system.
|Multi-stage door sealing and airflow release|
A temperature door for an air handling system of a heating, ventilating, and air conditioning system includes a first surface defining a sealing perimeter and a pivoting structure coupled to the first surface and defining an axis. The first surface is configured to pivot about the axis in the housing of the air handling system.
|Automatically balancing register for hvac systems|
Distributed nodes, such as intelligent register controllers, of a heating, ventilating and/or air conditioning (hvac) system wirelessly communicate with each other on a peer-to-peer basis, forming a network, and collectively control the hvac system, without a central controller. The intelligent register controllers collectively control the amount of conditioned air introduced into each region.
|Method for operating building climate control system using integrated temperature and humidity models|
A climate control system for a building includes air conditioning systems and ventilation (hvac) systems. The system is controlled by determining sensible cooling and heating rates using temperature differences at inlets and outlets at evaporators, as well as moisture absorption, moisture desorption, ventilation influences, human activities, and condensation at the evaporator.
|Air conditioner for refuge shelter, system and method|
An air conditioning system for a mine that operates in a mine environment. A condenser.
|Method and device for operating a drive system having an accessory component|
A method for operating a drive system for a motor vehicle having an accessory component coupled to a driving motor of the drive system, in particular an air conditioning system, including the following: ascertaining a road resistance of a route section lying ahead in the direction of travel; and adapting a power supplied to the accessory component as a function of the road resistance in the route section ahead of the vehicle; in which the power supplied to the accessory component is adapted as a function of a time period until the route section lying ahead of the vehicle is reached or of a distance from the route section lying ahead of the vehicle.. .
|Systems and methods for a graphical user interface of a controller for an energy-consuming system having spatially related discrete display elements|
Devices and methods are provided for generating and/or displaying a graphical user interface used to control an energy-consuming system, such as a heating, ventilation, or air conditioning (hvac) system. Such an electronic device may include, for example, a processor that generates the graphical user interface and an electronic display that displays the graphical user interface.
|Electric centrifugal compressor for vehicles|
A compact electric centrifugal compressor particularly suitable for a heat ventilation air conditioning system for vehicles provides a motor portion (20) and a centrifugal compressor portion (10) driven by the motor portion (20) through a shaft (15). The motor portion includes first and second radial bearingless motors (140, 150).
During a manufacturing process of an air conditioning system, different components of the air conditioning system may be mounted to a frame or an attachment panel of the air conditioning system. A mounting clamp that is configured to facilitate mounting of a component of the air conditioning system is described.
|Water tank for use with a solar air conditioning system|
A water tank for use in air-conditioning and/or heating systems and includes a container capable of storing at least one thousand gallons of a fluid. An evaporator coil is disposed within the container and the fluid contained within the container.
|Measuring device of air flow rate for air conditioning system|
A measuring device of air flow rate for an air conditioning system which accurately measures the flow rate of cooling air blowing out of the openings of some rectangular units and in which the locations of the openings can be changed according to the location of equipment. The measuring system includes a plurality of panels constituting a floor surface, ceiling surface, or wall surface, a rectangular vent unit with openings located in place of a given one of the panels, a space with a given height formed by pillars on the back sides of the rectangular vent unit and the panels, and an air conditioner for supplying cooking air to the space.
|Air conditioning system with distilled water production from air|
An air conditioning and water producing system includes a heat pumping unit and a membrane contactor in thermal communication with the heat pumping unit. The membrane contactor is configured such that a first brine flow is cooled by the heat pumping unit and diluted at the membrane contactor.
|Apparatus and methods for controlling an electronic expansion valve in a refrigerant circuit|
A specially designed electronic expansion valve control system is provided for use with a refrigerant-based air conditioning circuit having a compressor, a condenser coil, an electronic expansion valve and an evaporator coil fluid coupled in series. The control system includes a unit control and an expansion valve control.
|Air handling system|
An air handling system comprising an air guide in the form of a convergent divergent shroud and/or diffuser defining a path along which air can flow, such as to generate one or more regions of reduced pressure and/or increased mass flow rate of air within the guide in response to the passage of air through the guide, and a manifold extending from the guide and having an inlet and an exhaust, the exhaust being in fluid communication with the one or more regions of reduced pressure and/or increased mass flow rate and the inlet being in fluid communication with an interior of an air handling unit such as a condenser or air conditioning unit.. .
|System and method for optimizing use of individual hvac units in multi-unit chiller-based systems|
Systems are disclosed for allocating the cost of operating an hvac system of a multiunit structure. The hvac system comprises at least a first component that consumes energy based on thermostatic settings in a particular unit of the multiunit structure.
|Automated hvac system functionality test|
Systems, methods, and mediums perform automated functionality testing for a heating ventilation and air conditioning (hvac) system. A method includes receiving a user input to test one of a heating or cooling functionality of the hvac system.
|Pulley device for an air conditioning compressor|
Pulley device for a rotating machine comprising a pulley, a torque transmission means intended to be mounted on a rotating shaft of the rotating machine and a damping element arranged between the said pulley and the torque transmission means. The damping element is retained axially on the pulley by mechanical attachment means..
|Pulley device for an air conditioning compressor|
The damping element includes at least one damping portion arranged in each of the indentations of the radial plate, being situated circumferentially between a radial tooth of the torque transmission means and an axial rib of the pulley.. .
A rooftop air conditioning unit to provide conditioned air to a conditioned space within a building is provided and includes a housing, disposed on a roof of the building roof, defining a pathway from an inlet fed by exterior and/or interior air to an outlet leading to the conditioned space and a hydronic heating system disposed within the housing to heat the air traveling along the pathway.. .
A rooftop air conditioning unit, including an air conditioner to produce conditioned air for a conditioned space within a building, the air conditioner having an evaporator, a compressor operably disposed downstream from the evaporator and a condenser operably interposed between the compressor and the evaporator, the rooftop air conditioning unit including a housing, disposed on a roof of the building to house the evaporator, the compressor and the condenser, the housing being formed to define a pathway from an inlet that is fed by exterior and/or interior air to an outlet leading to the conditioned space and a heat reclaim module disposed within the housing and operably coupled to the air conditioner to be receptive of heat produced in the air conditioner for heat exchange operations.. .
|Central compressor variable refrigerant flow air conditioning sysytem|
An oil-free central compressor variable refrigerant flow air conditioning system structure and method is set out. The system may be a new installation, or retrofit.
|Air conditioning device for vehicle|
A vehicle air conditioner (1a) includes: an external air introduction port (33) for introducing external air into a vehicle interior; and a duct (3) having an inlet port (31) for drawing internal air into the duct and an outlet port (32) for blowing air into the vehicle interior. In the duct (3), a first indoor heat exchanger (12a) and a second indoor heat exchanger (12b) of a heat pump circuit (2a) are disposed.
|Vehicle air-conditioning apparatus|
An air conditioning apparatus cools air sent to a passenger compartment by using a cooling machine which is a vapor compression heat pump. Heating of the air may be implemented by utilizing the heat of an internal combustion engine or via a peltier element.
|Cooling air inlet, engine bleed air system and method for operating a cooling air inlet|
A cooling air inlet which is particularly suitable for use in an engine bleed air system of an aircraft air conditioning system. The cooling air inlet comprises a cooling air inlet opening which opens into an inlet portion of a cooling air line.
|Leave-in hair conditioning composition|
Present invention relates to a non-aqueous leave-in conditioning composition for hair, especially for strongly damaged hair by chemical processes such as permanent shaping, oxidative colouration and bleaching. Accordingly, conditioning compositions of present invention comprise one or more cyclomethicone at a concentration of at least 50% by weight calculated to total composition, and at least one dialkyl carbonate..
|Plasma system for air sterilization|
A method for decontaminating bioaerosol with high concentrations of bacterial, viral, spore and other airborne microorganisms or biologic contaminants in flight at high flow rates. A plasma screen created across the flow of air contaminated with airborne biologic agents renders contaminants non-culturable within milliseconds.
|Apparatus for oscillation-decoupled mounting of an electric motor, in particular a blower motor|
It is known to mount an electric motor (1), in particular a blower motor, with oscillation decoupling. The electric motor (1) has a motor housing (4), in particular a pole housing, which has at least one connecting lug (10), which protrudes radially from the motor housing (4) and on which a decoupling element (20) is fitted, via which decoupling element the motor housing (4) is supported on an outer housing (5, 6).
|Compositions and methods for reducing fire hazard of flammable refrigerants|
The present invention relates to compositions comprising flammable refrigerant, fire hazard-reducing agent, and optionally a lubricant suitable for use in a refrigeration or air conditioning apparatus. Further, the present invention relates to compositions comprising lubricant and fire hazard-reducing agent and methods for reducing flammability of flammable refrigerant, for delivering a fire hazard-reducing agent to a refrigeration or air conditioning apparatus, and for replacing a non-flammable refrigerant with a flammable refrigerant..
|Method of heating/cooling structure using geothermal system|
A method for installing a geothermal system, comprising boring at least one hole in an earth mass to accept a geothermal column; inserting a geothermal column into each of said at least one hole; excavating trench lines to accommodate connections between said geothermal column in each of said at least one hole and a heating/ventilation/air conditioning (hvac) system; filling said hollow tube with a non-antifreeze fluid; connecting said geothermal column to said hvac system; and backfilling said at least one hole and said trench lines.. .