Abstract: A gas burner (2) including a gas injector (3), a gas supply line (4) connected to the gas injector (3) so as to feed gas to the gas injector (3), and a single automatic gas valve (5) installed in the gas supply line (4) upstream the gas injector (3) so as to control gas supply to the gas injector (3). During ordinary operational modes, the single automatic gas valve always is in an open status not exceeding a preset upper opening limit. During temporary boost operational modes the automatic gas valve is in an open state exceeding the upper opening limit.

Abstract: A compact back-flow stopper using an elastic flexure mechanism for a cooling fan is shown and described. The backflow stopper assembly comprises a frame configured to structurally support a fin array when coupled to a fan. The fin array comprises a plurality of flexural deformation elements and associated fin elements arrayed in a radial arrangement to establish a pathway for airflow, each of the flexural deformation elements configured to move an attached fin element responsive to airflow impacting the attached fin element. Flex limiter elements are coupled to the frame and configured to limit flexure of the fin elements beyond a predetermined flexure in relation to the frame to stop backflow of air through the fin array. A fan assembly with a backflow stopper is shown and described. Also, a data storage assembly using fan assemblies with backflow stoppers is also shown and described.

Abstract: Various embodiments of the present disclosure provide a refrigeration trailer air distribution chute. The chute includes a first air director attachable to a ceiling of a refrigeration trailer spanning a refrigeration unit and a side wall of the trailer, and a second air director attachable to and extending along the ceiling proximate the side wall to the rear of the trailer. The first air director is attachable to the ceiling along two lines of attachment, causing the first air director to have a cross section of a first shape regardless of whether the chute is in an unexpanded or an expanded state. The second air director is attachable to the ceiling along one line of attachment, causing the second air director to have a cross section of a second shape when the chute is in the unexpanded state and a third shape when the chute is in the expanded state.

Abstract: A cooking appliance includes a cavity to define a cooking chamber, a door to open and close the cooking chamber, a partition plate to partition the cavity into a first chamber and a second chamber, the partition plate facing the door in the closed state, wherein the door closes the first chamber, a burner provided in the second chamber to burn gas, thereby generating flame, and a fan provided in the second chamber to allow heated air to flow.

Abstract: Embodiments of the present invention generally relate to the field of data center cooling and energy management. In an embodiment of the present invention, multiple PODs within a data center are controlled by a controller via active dampers.

Abstract: An air vent includes a housing extending between an inlet opening and an outlet opening, such that the housing defines a substantially closed air path between the inlet opening and the outlet opening. A first vane is disposed within the air path and is configured to rotate about a first axis. A second vane is disposed within the air path and is configured to rotate about a second axis, which is substantially orthogonal to the first axis. A controller is configured to rotate the first vane about the first axis and to rotate the second vane about the second axis. The controller is disposed outside of the air path, such that both the first vane and the second vane are adjustable from outside of the air path.

Abstract: Improvements in the manufacture, mounting and implementation of dry open window (DOW) structures. Such structures comprise a plurality of louvers which, when viewed in cross section, have “V” or “W” shapes that enable air to pass through a window opening while substantially preventing precipitation to pass, the precipitation instead being captured by the louvers for collection or drainage. Apparatus for mounting a DOW structure in overlying registration around the periphery of an existing window opening may include four corner frame members around and containing the DOW structure. The frame members slidingly engage, with fasteners being provided to lock the frame members to one another when they form an assembled rectangle with dimensions corresponding to the periphery around a window opening. A plurality of components are then provided for mounting the frame members and DOW structure contained therein to the periphery of the window opening.

Abstract: A system for cooling down a boiling vessel, such as a pot, including at least a first length of tubing encircling an outer wall of the pipe, and having a fluid flow bore through its length, supported by opposing handles of the pot; a connector for engaging an end of a water line to the first length of tubing; a source of water introduced into the first length of tubing, under pressure, so that the water travels through the entire first length of tubing; a plurality of flow openings spaced along the walls of the first length of tubing, so that water is sprayed from the openings against the outer wall of the pot from both the first length of tubing, to cool the pot along its entire outer wall. There may be further provided additional lengths of tubing spraying water against the pot wall and a collection pan positioned below the pot to collect water flowing off of the wall of the pot, so that the water can flow from the pan into a hose to direct the water to a point away from the boiling pot.

Abstract: A method for enhancing the cooling efficiency of a computer room air conditioning unit, in a data center, is provided. Raised floor panels are carried on a pedestal support system. The floor panels divide a data center, into upper and lower plenums. A cold aisle is includes air-grate floor panels. The computer room air conditioning unit is operated to condition a heated hot aisle return air flow. A server rack has a front, a back, and side rack support frame members. The support members define an interior server compartment. At least one damper door frame has a top, a bottom and side members. The door frame members define at least one open air flow panel portion. A series of horizontal damper blade members are pivotally mounted in the open panel portion. The damper blade members are pivoted to direct a stream of the conditioned air flow over heat generating components contained in the interior server compartment in order to elevate the temperature of the heated return airflow at the air conditioning unit.

Abstract: A dual pilot light burner assembly suitable for working with a first type of gas or a second type of gas. According to one implementation the assembly includes a support, a regulating sleeve having a first nozzle, an air and gas mixing and intake chamber, and an injector having a second nozzle. The regulating sleeve is moveable with respect to the injector for placing the first supply nozzle in a first position with respect to the second supply nozzle for the delivery of the first type of gas to the pilot nozzle. The regulating sleeve moveable with respect to the injector for placing the first supply nozzle in a second position with respect to the second supply nozzle for the delivery of the second type of gas to the pilot nozzle. The regulating sleeve including structure accessible by an external tool and capable of receiving an end of the tool for use in moving the regulating sleeve between the first and second positions.

Abstract: A hose movement detector for an aircraft PCA hose management system comprises a sensor that provides a signal to indicate a first condition when a hose is moving into an aircraft ventilation hose management system or out of the aircraft ventilation hose management system and that does not provide the signal when the hose is not moving. The output of the sensor is usable to disable hose drive motors when a fault condition is preventing the hose from moving, such as the hose being caught by an obstruction, and thus avoid damage to the hose management system or its hose.

Abstract: A front defroster nozzle apparatus includes a retainer, and a guide fin. The retainer includes an inlet opening, an outlet port, and a retainer base. The retainer base is branched into two forked elements (i.e., first and second branches having a first outlet opening and a first inlet end and a second outlet opening and a second inlet end, respectively). The outlet port involving the first and second outlet openings has an outlet width of 400 mm or less that is larger than an opening width of the inlet opening. The first and second outlet openings have first and second opening widths being larger than first and second opening widths of the first and second inlet ends. The retainer base includes a throttled portion whose flow-passage cross-sectional area accounts for from 80% or less to 60% or more of a flow-passage cross-sectional area of the inlet opening.

Abstract: A candelabrum includes a frame assembly, a pair of anchor beams, and at least one candle support. The frame assembly includes a first frame member, a second frame member, and at least one cross member. The first frame member is rigidly coupled to the second frame member via the at least one cross member. The pair of anchor beams is coupled to the frame assembly. The at least one candle support is pivotally coupled to the pair of anchor beams. The at least one candle support is configured to receive a candle therein.

Abstract: A thermal control system includes a chassis, one or more temperature sensors, a chassis controller, and an air mover module. The one or more temperature sensors and the air mover module are disposed on the chassis. The chassis controller is in communication with the one or more temperature sensors. The air mover module includes an air mover and an air controller. The air controller is in communication with the air mover, the one or more temperature sensors, and the chassis controller. In addition, the air controller receives periodic heartbeat signals from the chassis controller while the chassis controller operates in a healthy state. The chassis controller controls the air mover based on temperature signals of the one or more temperature sensors while operating in its healthy state.

Abstract: A display enclosure can include a passive cooling system that includes an exhaust channel and a number of fans. The configuration of the exhaust channel can cause airflow to ingress through one side of the display enclosure, circulate through the display enclosure, and then egress through the same side. The exhaust channel can be positioned around the outer edges of the display enclosure to form an insulative barrier to external heat (e.g., sunlight) while at the same time removing heat generated internally.

Abstract: A heat activated sealing apparatus for closing and locking a plurality of ventilation damper blades of a ventilation framework includes a fire detection assembly for detecting a fire condition and an actuator. A damper closure assembly includes an axle in communication with the actuator of the fire detection assembly and operatively coupled to the plurality of dampers of the ventilation framework, the axle being selectively rotatable between a start configuration at which the plurality of ventilation dampers are at the open configuration and a deployed configuration at which the plurality of ventilation dampers are at the closed configuration. The damper closure assembly includes a locking assembly movable between an unlocked configuration allowing rotatable movement of the axle and a locked configuration not allowing rotatable movement of the axle. The locking assembly is movable to the locked configuration only when exposed to a predetermined amount of heat from the fire condition.

Abstract: A generally planar blank made, for example, from sheet metal can be formed into a vent protector that can be mounted to an outer wall of a structure over the exhaust aperture of a vent to inhibit vertebrate wildlife from entering the vent. The vent protector forms an enclosure for receiving vent flaps that may extend outwardly from the wall of the structure.

Abstract: The leakage reduction system includes a heat exchanger, a duct arrangement and a separation arrangement. The heat exchanger includes a rotor assembly rotatably mounted along a rotor post. The heat exchanger further includes a second inlet plenum, whereat the duct arrangement is configured. Further, the separation arrangement is incorporated at the duct arrangement dividing thereto into primary and secondary inlets. Through the primary inlet, a flue gas enriched with Oxygen is carried, and through the secondary inlet a recycled flue gas flow is allowed to be carried, keeping the Oxygen enriched recycled flue gas flow substantially away from turnover towards the flue gas flow to avoid turnover towards a flue gas flow, reducing leakage thereof.

Abstract: There are provided a vehicle, a cooling apparatus, and a cooling method. The vehicle includes passenger space to accommodate a user gets, a tank to store the compressed air, and a control unit to release the compressed air stored in the tank into the passenger space. The passenger space is cooled by discharging the compressed air into the passenger space.

Abstract: The invention relates to a burner for gas-fired cooking appliances, with a structure comprised of: a body (10) defining a chamber (12) within which an injector (14) inputs the gas which, upon mixing with air, forms the gas-air combustible mixture; a ring (16) positioned over the body and provided with a periphery along which are arranged the combustible mixture outlet ports (18), and a circular plate (20) that closes the top of the burner. At least the burner ring (16) is made of a metal or a metal alloy and is coated with a thin layer of material having catalytic activity, which may be coated on a catalyst precursor porous support substrate.