36 results about "Flame structure" patented technology

The invention relates to a An electric fireplace with a flame curtain comprises a housing, a light source, a flame curtain with integral structure being disposed on the electric fireplace and in front of an electric fireplace flame generator, an imaging mechanism and a charcoal bed being disposed on the flame curtain, and a number of light-holding charcoal with a plurality of transparent surfaces being disposed on the charcoal bed. The essential effect of the present invention is to solve the problems of constant charcoal flame brightness, the lacking of reality and the bad charcoal flame simulation effect in conventional electric fireplaces. Meanwhile, the problems of constant charcoal flame shape, dull appearance and poor visual effect in conventional electric fireplace are solved as well. The present invention is of simple structure and easy assembly process, while the charcoal flame structure can be arbitrarily changed, the light-spots of the flame are sparkling intermittently with bright and shade, and the flame is of light-holding effect. The visual effect and the authenticity are both perfect.

A simulated flame structure comprises a bracket, a simulated flame element, a first magnetic element and a light-emitting element. The bracket is formed with a position limiting hole. The simulated flame element is restricted in the position limiting hole through a position limiting portion. The first magnetic element is disposed on the simulated flame element. The light-emitting element is disposed on the bracket and outputs light toward the simulated flame element. By magnetic attractive actions between the first magnetic element and a metal element in the position limiting hole, the simulated flame element may be suspended in the position limiting hole and naturally swing relatively to the bracket, thereby achieving visual effects of optimized flame combustion.

The invention discloses a sludge incineration utilization system, which comprises a furnace body, a screw extruder and a smoke exhaust pipe are installed on the upper part of the furnace body, a discharge pipe is installed at the extrusion port of the screw extruder, and a fixing frame is installed on the bottom of the furnace body. A fixed rod is installed in the middle part of the fixed frame, and a bearing is installed in the middle part of the fixed rod. The present invention disturbs the flame in the process of sludge combustion through a simple and effective structure and process, so that the organic matter and oxygen in the flame can be fully contacted, so that harmful substances such as benzopyrene and aromatic compounds in the sludge Complete combustion prevents harmful substances such as benzopyrene and aromatic compounds from being discharged into the atmosphere, and the removal rate of harmful substances such as benzopyrene and aromatic compounds increases from less than 50% to more than 89.3%.

The invention relates to a flame piloting structure for an aircraft. The structure is positioned behind an air inlet exhaust nozzle of an engine; a transitional section exists behind the air inlet exhaust nozzle of the engine; and the transitional section is used for connecting the flame piloting structure and an aircraft body. The transitional section comprises a first connecting piece and a second connecting piece; the space between the first connecting piece and the aircraft body is filled with a piece of high-temperature-resistant heat insulating felt; a groove is formed in the jointed part of the first connecting piece and the second connecting piece; a sealing piece is placed in the groove; the sealing piece comprises high-temperature cotton, a flexible spring and a ceramic fiber cloth from inside to outside, wherein the flexible spring is made of high-temperature metal; the ceramic fiber cloth coats the flexible spring; the space between the sealing piece and the groove is filled with a sealing adhesive; one layer of ceramic fiber cloth is also arranged between the first connecting piece and the second connecting piece; the second connecting piece is connected with a flame piloting groove; the flame piloting groove is made of a high-temperature-resistant C / C composite material; a shunting structure is arranged in the flame piloting groove; and tail flame ejected by the engine passes through the transitional section along an air inlet and is shunted by the shunting structure in the flame piloting groove to be ejected out from the two sides of the exterior of the flame piloting groove.

The invention discloses a burner with a flame stabilizing structure. The burner comprises a burner cap and an air flow distributor, and the burner cap is provided with main flame holes. The burner is characterized in that flame stabilizing passages extending inwards and outwards are formed below the main flame holes, and the burner cap and the air flow distributor form a cavity which is communicated with the flame stabilizing passages. Due to difference between an air flow velocity and a flame propagation velocity, flames are prone to being instable, flames burning in the flame stabilizing passages can guarantee the temperature of roots of the main flame holes to realize stabilization of flames of the main flame holes, and excellent flame stabilizing effects can be achieved.

The invention discloses a device for simplifying an internal combustion wave rotor experiment based on relative movement. The device comprises a gas inlet pipeline, a wave rotor channel, a connecting support, a sealing plate, a connector and other structures. Under the condition that the wave rotor channel is connected with a rotating shaft without the connecting support, the sealing plate is connected with the rotating shaft through the connector, the sealing plate rotates relative to the wave rotor channel, the wave rotor channel is in a static state, and the study on a wave rotor channel internal shock wave flame interaction mechanism and the non-steady flow and combustion process is conveniently conducted. The sealing plate is static, when the wave rotor channel is connected with the rotating shaft through the connecting support and rotates relative to the sealing plate, a specular reflection principle can be used for studying the change characteristics of a flame structure in the wave rotor channel under the action of a centrifugal force field through an observation window in the wave rotor channel.

The invention relates to a micro gas-liquid dual-purpose high energy igniter, and relates to the technical field of engines. The micro gas-liquid dual-purpose high energy igniter has the advantages that 1) the success rate is increased, and the ignition lag time is shortened under the condition of relatively low ignition energy of a single igniter plug; 2) an efficient circumferential rotational flow structure can be formed in the igniter, the flue gas and flue oil retention time is prolonged, and mixing is enhanced, so that the formation of a stable flame structure is facilitated; 3) a circumferential vortex system structure is formed in a flow field, wherein the vortex system structure comprises a vortex system structure body clinging to the inside wall surface of an inner wall and a circumferential vortex system flow structure formed by entraining inner fluid by the vortex system structure body; 4) the ignition lag is reduced, the ignition success rate is increased, and the flue gasand flue oil retention time is prolonged on the premise of the smallest size of the igniter; and 5) the atomization effect can be ensured, and the fogdrop collision with a stone wall can be avoided.

The invention relates to a steam wet combustion total heat type lifting energy-saving stove, which belongs to the technical field of gas stoves, and includes a panel, cooking ranges, a gas supply bracket, a gas supply pipe, a first gas valve, a second gas valve, a main plate, igniters, a pressing plate, a battery holder and a main plate water outlet, wherein each cooking range includes a mixer, a pivot disk, a water storage hearth bottom disk, water storage hearths, a wet combustion back pressure fire cover, a lifting disk, a connecting bracket and bent wanes; the upper end edges of the pivot disks are fixed on the panel through bolts; water storage disk bodies are arranged at the bottom centers inside the pivot disks; the lower ends of the water storage hearths are connected with the water storage hearth bottom disks; communicated lifting disk accommodating holes are arranged at the centers of the water storage hearths and the water storage hearth bottom disks; the lifting disks are positioned inside the lifting disk accommodating holes; and the upper ends of the lifting disks are connected with the wet combustion back pressure fire covers. The steam wet combustion total heat type lifting energy-saving stove is easy to dismount, convenient to clean, has no sanitary dead space, enlarges the combustion area and saves energy source as water vapor in appropriate amount changes the flame structure during combustion, avoids hidden danger caused by bottom combustion of the stoves, and can be suitable for various pot shapes.

The invention discloses an experimental device for analyzing influences of volume force on flame characteristics. The experimental device comprises an experiment table body, two glass partition plates, a draught fan, five sets of pulleys, weights, a tray, a steel wire, a candle, a trolley, a wind screen and a camera. The trolley is arranged on a trolley rail of the experiment table body. The candle and the wind screen are fixed to the trolley. One end of the steel wire is hooked to the front end of the trolley, and the other end of the steel wire is wound around the five sets of pulleys and hooks the tray. The weights are arranged in the tray. The two glass partition plates are mounted in the middle of the experiment table body horizontally. Openings are formed in the two ends of the experiment table body in the length direction. The draught fan is located beside the opening of one end of the experiment table body. The camera is used for shooting the experiment process. The experimental device for analyzing the influences of volume force on the flame characteristics is simple in structure and flexible in operation, and obtained experiment data are true and reliable. The static characteristics and the dynamic characteristics of a diffusion flame structure of a movable combustion source can be researched, and an experiment foundation is laid for researching of the intrinsic physical essence and laws of the flame structure of the movable combustion source.

The invention provides a device and a method for studying the influence of external wind speed on flame propagation and stability. The device comprises a fan, a wind quantity adjusting panel, a wind speed uniform distribution panel, an experiment tunnel, a wind speed measurement window, a smoke measurement window, a draught fan, a support, a Bunsen burner, a height adjusting stand, a rubber tube, a flow meter, a valve and a gas cylinder. One end of the experiment tunnel is used for wind supply and the other end is used for wind inducing, so that the propagation characteristic and the stability of flames of a fixed fire source can be studied on the condition of uniform external wind speed. The device is low in manufacture cost, simple in structure, convenient to operate and flexible to control; experimental phenomena are easy to observe and measure; obtained data are real and reliable; experimental basis can be provided for studying the flame structure and the burning characteristics under the condition of relative motion and analyzing the propagation characteristic and the stability of flames.

The invention discloses a method and device for diagnosing the ignition and combustion process and details of metal particles with flow. On the lower casing of the gas passage, and outside it, there are a plurality of longitudinal powder ejectors arranged at intervals along its length. The plurality of powder ejectors do not work at the same time, and are all used to spray metal powder Inject into the gas channel. The device can effectively suppress the condensed phase deposition in the observation window, and realize the capture and diagnosis of the flame structure and combustion details of the metal particles following the flow of ignition, combustion, and flameout.