Abstract: A system of generating steam from an emulsion stream produced from a reservoir via thermal recovery has a heat exchanger for adjusting the emulsion to a first temperature; at least one separation device for separating water from the emulsion at the first temperature to obtain produced water; an optional produced water preheater, and a high pressure evaporator for receiving the produced water and generating steam using the produced water. An evaporator has a vapor drum; a heating element receiving the water stream, and in fluid communication with the vapor drum via a pressure letdown device; a heating source for imparting sensible heat to the water stream for generating steam. The evaporator also includes a recirculation pump for circulation of blowdown concentrate, and a bubble generator for generating bubbles and injecting generated bubbles into the heating element to enable self-removal of scales and other solid deposits in the evaporator.

Abstract: The present provides a waste heat boiler and a hammering device, a heating tube mounting structure thereof. The waste heat boiler which a boiler, heating tubes provided in the boiler and a hammering device; the boiler is provided with an exhaust gas inlet and an exhaust gas outlet; the heating tubes are in a horizontal grid tube arrangement; a surface of the heating tubes is provided with fins, and the heating tubes are connected to support assemblies in an unfixed way.

Abstract: Embodiments disclosed herein are directed to methods of upgrading a conventional combustion system into an upgraded combustion system that includes a perforated flame holder. For example, the perforated flame holder may improve operational efficiency of the combustion system and/or reduce pollutants such as NOx output by the upgraded combustion system.

Abstract: Technologies are described for vent extension systems. The systems may comprise a first extension attached to an intake vent, a second extension attached to an exhaust vent, and a third extension attached to an alternator vent of a generator housing. The first and second extensions may include a first upper section including a first and second end and a bend; and a first lower section including a first and second end and a bend. The first end of the first lower section may be configured to connect to the second end of the first upper section. The third extension may include a second upper section including a first and second end and a bend; and a second lower section including a first and second end and a bend. The first end of the second lower section may be configured to connect to the second end of the second upper section.

Abstract: A pressure vessel includes a pump having a passage that extends between an inlet and an outlet. A duct at the pump outlet includes at least on dimension that is adjustable to facilitate forming a dynamic seal that limits backflow of gas through the passage.

Abstract: Embodiments disclosed herein are directed to devices and methods for improving operation of a combustion system. According to various embodiments disclosed herein, a prefabricated integrated combustion assembly is disclosed that may be installed into a combustion chamber of a combustion system. The combustion system may be a new combustion system that is being manufactured or a conventional combustion system that is being retrofitted.

Abstract: The invention relates to a method and a device for determining in a heating appliance whether ignition of the mixture of fluid fuel and air has taken place, comprising the following steps of: applying an electrical ignition signal to a measuring circuit; filtering a combustion signal from the ignition signal; comparing the detected combustion signal to a predetermined pattern; and establishing that the anticipated combustion signal took place during a predetermined period of time.

Abstract: A fuel injector for injecting fuels having a different energy density in a gas turbine is provided. A first fuel supply channel (18) and a second fuel supply channel (20) may be coaxially arranged in a fuel delivery structure (12). A first set of vanes 22 includes a radial passage (24) in fluid communication with the first channel (18) to receive a first fuel. Passage (24) branches into passages (26) each having an aperture (28) to inject the first fuel without jet in cross-flow injection. A second set of vanes (32) includes a radial passage (34) in fluid communication with the second channel (20) to receive a second fuel. Passage (34) branches into passages (36) each having an aperture (38) arranged to inject the second fuel also without jet in cross-flow injection. This arrangement may be effective to reduce flashback that otherwise may be encountered in fuels having a relatively high flame speed.

Abstract: A crossfire tube assembly is positioned between adjacent combustors, the crossfire tube assembly having a primary body made up of a first telescoping sleeve slidably engaged with a second telescoping sleeve. An interlocking raceway is configured to limit axial travel length of the telescoping sleeves and lock the telescoping sleeves to each other. A bias is positioned between the first telescoping sleeve and the second telescoping sleeve. First and second floating collars are removably disposed to the first and second telescoping sleeves at a first and second floating collar annulus. First and second liner collars are disposed between the first and second floating collars on the first and second combustors. The crossfire tube assembly is adapted to provide fluid communication from the first combustor to the second combustor serving a gas turbine.

Abstract: A cooking apparatus includes, but is not limited to, a bottom surface that lies at the bottom of a perimeter wall and having one or more stands operable to support a cooking plate, the perimeter wall having an angled edge; an electric heating element that can be interchangeably positioned on the one or more stands; a gas heating element that can be interchangeably positioned on the one or more stands; a cooking plate that is operable to seat on the base above the electric or gas heating element, is detachable from the base, and has an angled edge portion complimentary to that of the perimeter wall; a lid that is operable to rest over the cooking plate and extends beyond the perimeter edge of the cooking plate but completely covers the plate and allows for condensation to drip outside of the plate.

Abstract: A heating appliance includes a cooktop having a plurality of burners. A burner box defines a burner position for each burner, each burner position having a plurality of slots. An orifice holder is slidably engaged with the plurality of slots in a linear direction. Opposing flanges extend from a bottom portion of the orifice holder that extend through the plurality of slots to be at least partially secured therein, wherein the opposing flanges are adapted to engage the plurality of slots in only one directional orientation.

Abstract: Disclosed is a portable gas stove including a body including a nozzle configured to spray a gas supplied through an inlet, a Venturi tube configured to change a pressure of the gas sprayed from the nozzle, and a chamber into which the gas discharged from the Venturi tube is introduced, a first distribution plate mounted at one side in the chamber and including a plurality of flow paths, a second distribution plate mounted on the chamber to be spaced a predetermined distance from the first distribution plate, a flame forming plate mounted on the second distribution plate and configured to disperse, diffuse, and discharge a mixture of the air and gas discharged from the slot through a plurality of tiny holes, and a mesh mounted on the flame forming plate and configured to diffuse combustion heat of the mixture discharged through the tiny holes is disclosed.

Abstract: A cooling system for an oven appliance is provided. The oven appliance includes an insulated chamber positioned within a cabinet such that a plurality of air flow passageways are defined therebetween. A control panel is positioned at a top, front of the oven appliance and defines an electronics chamber which is in fluid communication with a side air flow passageway. An exhaust duct is positioned between the insulated chamber and the cabinet and is placed in fluid communication with the electronics chamber. An exhaust fan is positioned within the duct and is configured for drawing cooling air through the side air flow passageway, into the electronics chamber, and through the exhaust duct to an outlet where it is exhausted from the oven appliance.

Abstract: A heat pump system includes: a compressor for compressing refrigerant; a first heat exchanger for exchanging heat between the refrigerant compressed by the compressor and a heating medium; a second heat exchanger for exchanging heat between the refrigerant compressed by the compressor and the heating medium; a first pipe through which the refrigerant is fed from the compressor to the first heat exchanger; a second pipe through which the refrigerant returns from the first heat exchanger to the compressor; a third pipe through which the refrigerant is fed from the compressor to the second heat exchanger after returning from the first heat exchanger; and switching apparatus for switching a flow of the heating medium between a first mode and a second mode. The heating medium flows through the first heat exchanger and the second heat exchanger in series in the first mode. The heating medium flows through the first heat exchanger and the second heat exchanger in parallel in the second mode.

Abstract: A building integrated modular thermal system is disclosed. A modular thermal unit comprises a plurality of metal battens having a longitudinal channel mounted horizontally onto a plurality of wooden battens, a thermal tubing containing liquid mounted on the longitudinal channels, a plurality of solar electric roof tiles mounted on the plurality of metal battens and connected in series to form a string, an inverter connected to each of the strings, an energy storage tank is connected between the thermal tubing, and a pump. The plurality of solar electric roof tiles generates DC electricity from solar energy and the inverter converts the DC electricity to AC electricity to feed to a utility grid. The plurality of metal battens collects the solar energy and converts into thermal energy through running the liquid which is extracted to the heat exchanger resulting in producing domestic hot water.

Abstract: An air conditioner is provided that may include a main body having an air inlet and an air outlet defined therein; a filter received in the main body to filter air suctioned into the main body; a heat exchanger configured to perform a heat exchange between a refrigerant and the air suctioned into the main body; and an ultraviolet (UV) sterilization module configured to sterilize the air suctioned into the main body. The UV sterilization module may include a porous main body in a mesh form, and a plurality of UV lamps. The porous main body may include a bent portion to allow the porous main body to conform to a shape of the heat exchanger. The main body may include a chassis, and a front frame at a front of the chassis. An inner space may be defined between the chassis and the front frame. The porous main body may be coupled to at least one of the chassis or the front frame, and the plurality of UV lamps may be arranged to be spaced from each other between the air inlet and the heat exchanger.

Abstract: An air conditioner is provided that may include a main body having an air inlet and an air outlet; a filter received in the main body to filter air; a heat exchanger configured to allow heat exchange between a refrigerant and air suctioned into the main body; and a lamp module configured to radiate ultraviolet (UV) rays and infrared (IR) rays to the heat exchanger. The lamp module may include a porous main body, a plurality of UV lamps, and a plurality of IR lamps. The plurality of UV lamps and the plurality of IR lamps may be arranged in parallel on one surface of the porous main body at predetermined intervals.

Abstract: An indoor unit includes: a casing including a top plate and lateral plates; a motor mounted to a central part on an inner surface side of the top plate; a turbofan fixed to a rotary shaft of the motor and configured to rotate through drive of the motor; a drain pan received in the casing and mounted to the lateral plates of the casing; and a bellmouth mounted to the drain pan and configured to rectify a fluid flowing into the casing. The drain pan includes a positioning fitting having: a casing-fixing threaded hole for allowing the drain pan to be fixed to the casing with a screw; and a bellmouth-fixing threaded hole for allowing the bellmouth to be fixed to the drain pan with a screw.

Abstract: The semiconductor-based air conditioning device includes at least a thermoelectric cooling chip, a cooling circulating member, a heat dissipating member, and a power provisioning and temperature controller. The cooling circulating member is joined to a cold production surface, and the heat dissipating member is joined to a heat production surface, of the thermoelectric cooling chip. Each of the cooling circulating member and the heat dissipating member includes a circulating box, a fan, and an auxiliary conduction device. Each circulating box is covered with fins and surrounding pipes. Each fan is located adjacent to corresponding fins. Each auxiliary conduction device includes an electrical pump. Fluid is stored and circulated in the surrounding pipes of each circulating box. Each electrical pump is configured to pump the fluid in a corresponding circulating box, and fluid is circulated to absorb the cold or heat from the thermoelectric cooling chip.

Abstract: A long-range nozzle for introducing air into a room comprising a nozzle body (1) opening in a nozzle opening (13) is described. In order to enable an advantageous air moistening, it is proposed that the nozzle opening (13) is surrounded by a coaxial crown of atomizer nozzles (8) which are connected to an annular channel (9) to which pressurized liquid can be applied.

Abstract: The systems and methods described herein may automatically sense varying environmental factors in an area of interest managed by a climate management system. The systems and methods described herein may adaptively control motors, inlets, outlets, other components of the climate control system, time delay(s), hours of operation, etc. to optimize the performance of the climate control system for the environmental factors. In some implementations, the systems and methods described herein may allow a user full control of climate management systems based on external sensors, building and/or other operational requirements for specific applications/contexts, etc. The systems and methods described herein may support one or more present sequences of operations used for various applications/contexts, and/or may allow users to customize various aspects of operation.

Abstract: Methods and systems for setting up HVAC controllers for a particular installation site are disclosed. In an example, an HVAC controller may be configured to control at least part of an HVAC system in accordance with an algorithm that includes equipment information pertaining to operation of the specific HVAC equipment forming the HVAC system as well as comfort information such as desired temperatures. In some cases, the HVAC controller may be configured to enable display of certain of the equipment information in a read-only fashion, and in some cases, certain of the equipment information that would be of interest to an building inspector.

Abstract: An HVAC controller may be configured to control at least part of an HVAC system in accordance with any one of several different scheduling options, such as a location-based scheduling option and time-based scheduling option. In some cases, a user may be guided through several different scheduling options in a methodical, easy to understand sequence of information displays.

Abstract: An environmental control system includes a transmitting device for signaling to a receiver to activate an environmental control unit (ECU). The transmitting device includes a connector for removably installing and connecting to electrical power in the vehicle and a transmitter for transmitting a signal to a remote receiver. The ECU comprises of an exterior control panel and microprocessor-based controller for operating environmental devices within a facility or other defined space. When the controller receives an input from any of the receiver and an external environmental device, it activates at least one of the environmental devices. When the controller receives any such input that is outside a predefined range, the controller generates any of a visual or audible alarm and notifies a predetermined recipient.

Abstract: A thermostat system for accessing a home automation system includes a device interface module for accessing a first home automated device, a wide-area communication module for data communication with an external network, and a local communication module for data communication over a home automation network. The first home automated device may be an external HVAC device. A first command for accessing the first home automated device is received. A first access signal based on the first received command is generated and transmitted to the first home automated device. A second command for accessing the second home automated device is received. A second access signal based on the second received command is generated and transmitted to the second home automated device. The first access signal may be transmitted independently of the home automation network while the second access signal may be transmitted via the home automation network.

Abstract: A method for operating a thermal system, wherein a component of a facility or building has to be heated and/or cooled by the thermal system, includes selecting a control mode of the thermal system for bringing and/or maintaining the component to or at a definable temperature value or to or within a definable temperature value range. The control mode is dynamically selected from multiple different control modes under consideration of at least one boundary condition of the component and/or at least one environmental context parameter and under consideration of data regarding learnt/adapted thermal behaviour of the component.

Abstract: An air conditioning device is provided. The air conditioning device includes: a sensor configured to sense a driving state of the air conditioning device and ambient air information of the air conditioning device; a processor configured to calculate temperature and humidity information of discharged air on the basis of the information sensed by the sensor, and calculate an amount of dehumidification on the basis of the calculated temperature and humidity information; and a display configured to provide the calculated amount of dehumidification.

Abstract: Methods and devices for controlling a heating, ventilation, and air conditioning (HVAC) system by a thermostat are provided. Input can be received from a user via a thermostat, the input being indicative of an adjustment of an HVAC-related setting. On a real-time basis, the HVAC-related setting that is being adjusted can be compared against a feedback criterion designed to indicate a circumstance under which feedback is to be presented to the user. The circumstance can be indicative of an achievement of a HVAC-related setting of a predetermined responsibility level with respect to an energy usage of the HVAC system. Upon a real-time determination that the feedback criterion is satisfied, visual feedback can be caused to be presented to the user in real-time. The real-time feedback can include a visual icon having a visual appeal corresponding to a desirability of the satisfaction of the feedback criterion.

Abstract: The current application is directed to an intelligent control system that includes intelligent thermostats and remote servers that spread call-home events over time to avoid large peak computational and communications loads on intelligent-control-system servers. The spreading of call-home vents over time is effected by use of call-home splay values pseudorandomly generated for intelligent thermostats.

Abstract: The present disclosure relates to efficiently managing indoor conditions. Efficient management comprises opening barriers to openings to a building to reduce the use of a heating, ventilation and cooling (HVAC) system. Reducing the use of an HVAC system may reduce monetary costs to a user of the HVAC system and reduce consumption of energy resources. In one embodiment, a method for security and/or automation systems efficiently managing indoor environmental conditions may comprise monitoring one or more outdoor environmental conditions via one or more outdoor sensors. One or more indoor environmental conditions may be monitored via one or more indoor sensors. It may be determined when to adjust one or more barriers to a building based at least in part on the monitoring to achieve one or more indoor environmental thresholds.

Abstract: An expansion valve device has a housing, a valve body, an actuator, a first, second, and third detectors, and a controller. The housing defines a first refrigerant path and a second refrigerant path therein. The first detector detects a temperature of the refrigerant flowing in the first refrigerant path. The second detector detects a temperature and a pressure of the refrigerant flowing on an upstream side of the valve body in the second refrigerant path. The third detector detects a temperature or a pressure of the refrigerant flowing on a downstream side of the valve body in the second refrigerant path. The controller calculates a flow rate of the refrigerant flowing in the second refrigerant path and a superheating degree of the refrigerant flowing in the first refrigerant path, and controls the opening degree of the valve body such that the superheating degree falls within a specified range.

Abstract: A building control system that uses geofencing in conjunction with a time-based schedule when control one or more building systems. In one example, geofencing may be used to determine if the building is occupied or unoccupied. If the building is determined to be unoccupied via geofencing, the building controller may control to an unoccupied setpoint. If the building is determined to be occupied via geofencing, the HVAC controller may control in accordance with a time-based schedule.

Abstract: A Heating, Ventilation, and/or Air Conditioning (HVAC) controller configured to control at least part of an HVAC system of a building. The HVAC controller may include a user interface and a controller. In response to a selection by a user at the user interface, the controller may assemble and present via the user interface an output that encodes settings in a machine readable form. The controller may display the encoded settings on the display with fixed segments of a fixed segment display. An application program code on a remote device may be utilized to capture the displayed fixed segments that encode the settings in an image. The captured image of fixed segments may be decoded at the remote device or may be sent to a remote computing device for processing and/or decoding.

Abstract: An HVAC controller may be configured to control one or more HVAC components within an HVAC system. The HVAC controller may include a user interface, such as but not limited to a touchscreen display, that enables a user to view and/or manipulate settings within the HVAC controller including but not limited to parameters within a programmable schedule. In some cases, the HVAC controller may provide the user with a better user experience when viewing or editing the programmable schedule.

Abstract: An electronic assembly may have a display, a display holder, and a printed circuit board (PCB). The display may have a front side for viewing the display, a back side, and side walls extending between the front side and the back side. The display holder may have a recess for receiving at least part of the display, where the display holder may extend adjacent part of the front side of the display and adjacent at least part of the side walls of the display. The PCB may be secured relative to the display holder and adjacent the back side of the display. The PCB may be in operative communication with the display. In some cases, a spacer may be situated between the back side of the display and the PCB.

Abstract: An air conditioner may include a sensor unit that includes a Doppler sensor and an inertial sensor.

Abstract: A vent apparatus that prevents the ingress of flames, superheated air, and/or flaming materials (e.g., embers) from an external fire to a building or structure is disclosed. The vent apparatus comprises a frame that defines an inlet, and outlet, and an internal passage. A guiding member is disposed within the internal passage to thereby deflect or direct a portion of a flow of material between the inlet and outlet. A blocking element is disposed on the guiding member that is configured to expand to at least partially block the flow of material between the inlet and outlet.

Abstract: An air-conditioner support bracket does not require any drilling into the home and has a higher weight rating of 150 lb. The support bracket is configurable to accommodate a wide range of window Air Conditioning unit shapes and sizes, is adaptable to a variety of opening widths, and may be tilted to support the air conditioning unit in a horizontal position.

Abstract: A system for heating a pipeline comprises a heater that heats a fluid, a supply line, and a return line. Heated fluid flows through the supply line away from the heater and through the return line back to the heater. The system further comprises a strap having a first end, a second end, and a middle portion between the first end and the second end. The strap forms a first pocket when the first end is folded over and attached to the middle portion of the strap. The strap forms a second pocket when the second end is folded over and attached to the middle portion of the strap. The first pocket holds the supply line in thermal contact with a first portion of the pipeline. The second pocket holds the return line in thermal contact with a second portion of the pipeline.

Abstract: A heat exchanger includes a lamellar structure of a plurality of parallel heat exchange elements with an intermediate air gap between each pair of adjacent heat exchange elements. Along a longitudinal direction of the lamellar structure the heat exchange elements is interconnected in a top portion of the lamellar structure that forms an inlet channel through the heat exchange elements and in a bottom portion of the lamellar structure that forms an outlet channel through the heat exchange elements. The heat exchange elements form parallel channels between the inlet and the outlet channels. In the outlet channel, the heat exchanger includes a filler body, that is filling up a lower level of the outlet channel and forms a floor along the longitudinal direction of the lamellar structure.

Abstract: A parabolic trough collector module comprising an absorber tube, a parabolic reflector focusing the solar radiation to the absorber tube and with a reflector surface, and at least one support de-vice on which the parabolic reflector is mounted so that it can pivot. The support device includes a support head projecting over the reflector surface in the vertical direction, on which the absorber tube is mounted by a linear bearing structure forming a linear guide.

Abstract: A node for connecting together at least a first support element, a second support element and a third support element of a support frame such as a solar frame which supports solar reflectors. A method for connecting together at least a first support element, a second support element and a third support element of a solar frame which supports solar reflectors. A system for supporting solar reflectors includes a first support frame upon which the solar reflectors are disposed. A method for forming a support frame for solar reflectors. A system for constructing a support frame from parts, including chords, for solar reflectors. A method for constructing a support frame for solar reflectors. A support frame for solar reflectors.

Abstract: An ejector refrigeration cycle has a compressor, a radiator, an ejector, a swirl flow generator, an evaporator, and an oil separator. The compressor compresses refrigerant, mixed with refrigerant oil compatible with a liquid-phase refrigerant, and discharges the high-pressure refrigerant. The ejector has a nozzle and a body having a refrigerant suction port and a pressure increasing part. The swirl flow generator is configured to cause a decompression boiling in the refrigerant by causing the refrigerant to swirl about a center axis of the nozzle. The oil separator separates the refrigerant oil from the high-pressure refrigerant compressed by the compressor and guides the refrigerant oil to flow to a suction side of the compressor. The oil separator decreases a concentration of the refrigerant oil in the refrigerant, which is to flow into the swirl flow generator, so as to promote the decompression boiling of the refrigerant in the swirl flow generator.

Abstract: A cycle enhancement apparatus is provided. The apparatus has a first side entrance line and exit line, both connected to a first side of a refrigerant line, and a second side entrance line and exit line, both connected to a second side of the refrigerant line. One-way valves prevent flow through the first side entrance line toward the first side, through the first side exit line away from the first side, through the second side entrance line toward the second side, and through the second side exit line away from the second side. The apparatus has a cycle enhancement line. The cycle enhancement line has an entrance portion, connected to the first side entrance line and the second side entrance line, an exit portion, connected to the first side exit line and the second side exit line, and a cycle enhancement between the entrance portion and the exit portion.

Abstract: A cryogenic expander maximizes the energy absorbing capacity of bumpers that prevent the displacer or piston in a pneumatically driven expander from hitting the cold or warm end of a cylinder. A collar at the warm end of the piston which has the same outside diameter as the piston and a lip at the warm end that engages an “O” ring before the piston hits the cold end or bottom of the cylinder. The warm end of the collar also engages an “O” ring before the pistons hits the warm end or top of the cylinder. Having “O” rings that are near the maximum diameter of the cylinder maximizes the amount of energy they can absorb, and thus permits quiet operation of larger size expanders than prior designs.

Abstract: A packaged terminal air conditioner unit is provided. The packaged terminal air conditioner unit includes a casing. A compressor, an interior coil, an exterior coil and a reversing valve are positioned within the casing. The reversing valve is configured for selectively reversing a flow direction of compressed refrigerant from the compressor. The packaged terminal air conditioner also includes at least one ejector for combining a stream of refrigerant from a primary loop with a stream of refrigerant from an auxiliary cooling loop, thereby improving system efficiency.

Abstract: A caloric heat pump system includes a motor and a pair of non-circular gears meshed with each other. A first one of the pair of non-circular gears is coupled to a regenerator housing, and a second one of the pair of non-circular gears is coupled to the motor. The regenerator housing is rotatable with the motor through the pair of non-circular gears.

Abstract: A caloric heat pump system includes a pump is operable to circulate a working fluid through a stage. The pump includes a motor. A cam is coupled to the motor such that the cam is rotatable by the motor. The cam has a non-circular outer profile surface. Each piston of a pair of pistons has a cam follower positioned on the non-circular outer profile surface of the cam.

Abstract: A caloric heat pump system includes a pair of caps mounted to a regenerator housing. Each cap of the pair of caps defines an inlet and an outlet. The outlet of each cap of the pair of caps is positioned at a chamber of the regenerator housing. The inlet and outlet of each cap of the pair of caps defines an area in a respective plane that is perpendicular to the longitudinal direction. The area of the inlet of each cap of the pair of caps is less than the area of the outlet of each cap of the pair of caps.

Abstract: A caloric heat pump system includes a plurality of stages, a plurality of conduits and a plurality of flow restrictors. Each stage includes a caloric material disposed within a respective chamber of a plurality of chambers. Each conduit is coupled to a regenerator housing at a respective one of the plurality of chambers. Each flow restrictor is coupled to the regenerator housing or a respective one of the plurality of conduits. A related method for regulating fluid flow through a plurality of stages of a caloric heat pump is also provided.