7results about How to "Burn quickly" patented technology

A firewood-saving stove comprises a stove body, a stove pipe is arranged in the stove body, a plurality of gasification through holes are formed in the wall above the stove pipe, a fire grate and an ash box are sequentially arranged at the lower end of the stove pipe, and an integral stove bottom panel is arranged at the lower end of the stove body and used for sealing the stove body. Through holes with straight edges are formed in the left position, the right position and the rear position of the integral furnace bottom panel, and the through holes are communicated with a cavity between the furnace body and the furnace pipe; a baffle plate is arranged at the straight edge of the through hole and is used for limiting the ash box; a plurality of annular grooves are pressed in the center of the whole furnace bottom panel surrounded by the through holes, a plurality of annular cavities are formed between the annular grooves and the outer bottom face of an ash box placed on the whole furnace bottom panel, and a gap is reserved between the upper end of the ash box and the fire grate. According to the utility model, the integral furnace bottom panel is welded with the furnace body, so that the primary air inlet quantity flowing into the fire grate and the secondary air inlet quantity flowing above the furnace pipe can be more accurately and effectively controlled according to the opening and closing size of the ash box, the combustion is sufficient, the pollution to the environment is reduced, and the operation environment of cooking personnel is better.

The device is arranged in the combustion chamber, a flame tube is arranged in the combustion chamber, and the device comprises a high-pressure fuel spray pipe and a concentric-square-shaped evaporation pipe; the high-pressure fuel spray pipe penetrates through the side wall of the combustion chamber and is connected with a high-voltage power supply to serve as an anode; the concentric-square-shaped evaporation pipe penetrates through the side wall of the flame tube to serve as a cathode; an anode oil spraying opening of the high-pressure fuel oil spraying pipe and a cathode expanding type fuel oil opening of the concentric-square-shaped evaporation pipe are coaxially arranged, and the end of the anode oil spraying opening extends into the cathode expanding type fuel oil opening. Through high-voltage arc discharge, fuel oil is physically promoted to be split into tiny liquid drops, and macromolecular fuel oil is partially split into micromolecular fuel with higher chemical activity, so that the chemical reaction rate is greatly increased, and rapid and sufficient combustion of the fuel oil is realized.

This invention discloses a rapid deep peak-shaving system and method for co-firing biomass in a coal-fired circulating fluidized bed, belonging to the field of fuel combustion technology. This invention controls in-furnace combustion by adjusting the biomass co-firing ratio and feeding position, thereby improving the response rate under varying loads. It utilizes a bed material storage and conveying system to recycle the bed material in the furnace, recover the sensible heat of high-temperature ash slag, and control the material concentration and circulation loop stability during load changes. Furthermore, this invention introduces heated, clean, low-oxygen flue gas into the furnace, suppressing the formation of excessive nitrogen oxides and facilitating bed temperature stability during rapid load changes.

The application discloses a supercritical hydrothermal combustion type downhole multi-element heat fluid generating method and device; a first-stage combustion zone, a second-stage combustion zone, a third-stage reaction zone, a fourth-stage reaction zone and a fifth-stage mixing zone are arranged, a hot surface forced ignition mode is adopted, cold fuel injection stable ignition in a starting stage is realized, and cold fuel ignition requirements of a downhole device are met; large-flow material is axially graded, upper combustion / reaction provides heat for lower reaction, stable supercritical hydrothermal combustion and rapid oxidation of material at each stage are ensured in the downhole device with limited radial space, and large-flow of the downhole multi-element heat fluid generating device is realized; a hydraulic turbine is installed at the bottom of the multi-element heat fluid generating device, pressure potential energy of generated supercritical fluid is effectively utilized, and parameter self-adjustment of the multi-element heat fluid is realized; and the application can provide a feasible scheme and technical guidance for efficient and clean heavy oil thermal recovery technology.

The utility model discloses a coal sample rotary combustion device, specifically related to coal sample ash content detection field, including combustion box, the bottom of combustion box is provided with support leg, and the inside of combustion box is provided with combustion chamber, the inside of combustion box is located the top position of combustion chamber and is installed laser heat source, the bottom of combustion box is installed with rotating mechanism, and the output of rotating mechanism vertically extends to the inside of combustion chamber and is connected with coal sample placing seat, and coal sample placing seat sets up the just below of laser heat source, and the inside wall of combustion chamber is located one side of coal sample placing seat and is installed with flue mechanism. The utility model discloses emit the light beam of conical shape with laser heat source, irradiate on the next tray coal sample, preheat and burn to coal sample, and coal sample burns simultaneously, and the rotation of coal sample is driven through the rotating mechanism of lower part, and the smoke of coal sample combustion is arranged to the outside through flue mechanism, and through setting up spraying purification mechanism, can carry out spraying purification treatment in the process of flue gas flow.

The scheme discloses a high-safety fast-burning speed ignition paper for thermal battery, which belongs to the technical field of thermal battery and comprises a fast-burning speed ignition layer and a passivation layer, wherein the fast-burning speed ignition layer comprises a base material and a fast ignition agent, and the passivation layer comprises a passivation agent, the passivation agent is a metal oxide, the base material comprises a fiber material and a water-soluble adhesive, the fiber material comprises Al2O3 fibers, SiO2 fibers, MgF2 fibers or MgO fibers, and the water-soluble adhesive comprises styrene-butadiene rubber (SBR), hydroxymethyl cellulose (CMC), polytetrafluoroethylene emulsion (PTFE) or polyacrylate (PAA). The ignition paper is high in safety and fast in burning speed.

The present disclosure relates to a coal quality analysis system and method, wherein the coal quality analysis system comprises: a first heating furnace configured to heat a coal sample to volatilize moisture in the coal sample; a second heating furnace configured to heat the coal sample after dehydration by the first heating furnace to volatilize volatile matter in the coal sample and cause reactions of sulfur components, carbon components and hydrogen components; a gas supply assembly comprising: a nitrogen gas source configured to supply nitrogen gas to the first heating furnace, and an oxygen gas source configured to supply oxygen gas to the second heating furnace; and a gas analysis assembly comprising a first branch and an analysis component, a first end of the first branch being connected to an exhaust port of the second heating furnace, a second end of the first branch being connected to the analysis component, the analysis component being configured to measure a content of the volatile matter and determine contents of the corresponding components according to reaction products of the sulfur components, the carbon components and the hydrogen components.