71 results about "Back burns" patented technology

The invention provides an air fuel ratio control system of a burning heating furnace capable of controlling burning widely from oxidation burning to restoring burning and of determining oxygen concentration simply lacking of operators with technical knowledge. The system includes a burner (2) arranged in the burning heating furnace, a fuel supply pipe (3) supplying fuel gas to the burner (2), an air supply pipe (4) supplying air for burn to the burner (2) and a temperature control computer (10). The temperature control computer (10) pre-remembers a first formula (burning air amount=fuel gas flow*theoretical air amount*air fuel ratio) and a second formula (air fuel ratio=20.6/20.6-oxygen concentration) and automatically controls burning air amount according to the gas flow based on the formula when inputting the oxygen concentration.

The invention relates to a method for improving recovery rate of a thick massive viscous oil reservoir by controlling burning gas injection speed, which mainly comprises the following steps of: determining the thickness and residual oil saturation of an oil layer at the burning front edge by stages according to the condition and rule of fire-flooding live wire wave by combining fine research results of double analogs in a massive oil reservoir chamber; then determining planar residual oil saturation and residual oil at different positions apart from a gas injection well, and predicting the burned section area of the burning front edge, the non-homogeneity of the reservoir and the optimal configuration relationship between the residual oil and the gas injection speed; and finally, dynamically adjusting the single-well gas injection speed by stages, and selecting a variable and lower burning gas injection speed to maintain stable and normal burning on the premise of ensuring combustion. The method can fulfill the purposes of improving the burning wave and volume of the massive oil reservoir, the development effect of the burning oil layer and the final recovery rate.

A controlled combustion synthesis apparatus comprises an ignition system, a pressure sensor for detecting internal pressure, a nitrogen supply, a gas pressure control valve for feeding nitrogen and exhausting reaction gas, means for detecting the internal temperature of the reaction container, a water cooled jacket, and a cooling plate. A temperature control system controls the temperature of the reaction container by controlling the flow of cooling water supplied to the jacket and the cooling plate in response to the detected temperature. By combustion synthesizing, while controlling the internal pressure and temperature, the apparatus can synthesize a silicon alloy including 30-70 wt. % silicon, 10-45 wt. % nitrogen, 1-40 wt. % aluminum, and 1-40 wt % oxygen.

The invention discloses a fire coal method to discharge low nitrogen oxide, which is characterized by the following: adopting high temperature oxygen-enriched smoke gas from circulating fluidized bed burner as high temperature low oxygen twice wind of pulverized coal fired boiler; burning coal dust in high temperature low oxygen coordinating wind with temperature at 800-950 deg. c; decreasing generated quantity of nitrogen oxide (NOx)greatly; controlling circulating fluidized bed burner and main combustion area of coal dust burner fire box at reducing atmosphere; controlling burning temperature; inhibiting the generation of NOx; keeping stability and complete burning property of burning; realizing low NOx discharge of boiler; decreasing the discharging quantity of NOx below 130mg/Nm3.

The invention relates to a system for simultaneously realizing one-button burning on multiple switches, a method thereof and the corresponding switches. The system comprises a computer arranged with a one-button burning tool, at least a serial port expansion member and a bench common exchange apparatus. The system can simultaneously sent correlation operation instructions to multiple switches to be burned through the serial port expansion member and read the return content; and then is simultaneously connected to the internet access of multiple switches to be burned through the common exchange apparatus, and then simultaneously transmits the upgrade files to the multiple switches to be burned; the one-button burning tool arranged on the computer can be used for starting several tasks and control burning operation on multiple switches. The system can greatly increase the production efficiency of switch burning, by management of MAC address and batch number, faults such as repetition and omission due to artificial operation can be reduced.

The invention provides a control method for controlling burned-chip transmission of automatic chip burning equipment, and automatic chip burning equipment. The burning equipment comprises an input device, a first control device, a burning device and an output device. The burning equipment is characterized in that the output device comprises a transmission connecting device which is at least used for being adaptively connected with a surface mounted device or a taping machine respectively. By improving the output device of the prior chip automatic online burning equipment and correspondingly improving the control method for controlling burned-chip transmission, the invention provides a control method for supporting two burning functions of automatic online burning and offline burning on burning equipment, and corresponding automatic chip burning equipment, thus the equipment can be directly used on production lines of surface mounted devices and taping machines, the chip inventory management can be simplified and the effect of the supply chain can be improved. The control method and corresponding automatic chip burning equipment are characterized in low cost, high yield, high speed, high quality, high efficiency and the like.

The control method of burning state in coal powder boiler includes the following steps: setting the value Sp of oxygen content in boiler fume exhaust; measuring the practical oxygen content Pv in furnace fume, calculating the deviation E1 between Sp and Pv, and calculating the given value of total secondary blast based on the outer loop controller; judging whether the powder making apparatus is running; if 'yes', distributing the total secondary blast value to the fire nozzles in the first proportion; if 'no', distributing the total secondary blast value to the fire nozzles in the second proportion; and regulating the secondary blast gates to track the given blast amount. The method can distribute blast accurately, fast and automatically.

This invention relates to recovering hydrocarbons from oil shale preferably in-situ where the temperature of the oil shale deposit is controlled to maximize recovery of hydrocarbons and minimize decomposition of carbonate minerals into carbon dioxide that might be released into the atmosphere. The process includes generating heat from hydrocarbon gases recovered from the oil shale and then later performing a controlled burn of the char that is left in the spent shale after the kerogens have been thermally cracked and the most of the recoverable hydrocarbons have been recovered. The burning of the char is also controlled based on the temperature of the oil shale in-situ, the temperature of the gases retuning to the surface from the oil shale and the carbon dioxide in the gases returning to the surface.

Systems and methods for monitoring and controlling burning operations are provided. A method of one embodiment includes igniting oil or gas with a burner (282) during a burning operation and monitoring the burning operation with a camera (290). This monitoring of the burning operation can include acquiring image data for a flame (290) of the burner via the camera and analyzing the acquired image data to detect image features indicative of combustion of the oil or gas via the burner. Additional systems, methods, and devices are also disclosed.

This invention discloses an automatic balance and distribution method for pressure of master pipes of parallel operating boilers, which collects and computes volumes of steam equipment and output volume after PID adjustment according to the pressure of a master pipe then sends them to a boiler load distributing module to distribute them to the boilers in terms of a rule, which control burning according to the distributed flow and control the actual flow equal to the distributed ones, when the steam volume or the pressure of a master pipe is changed, the load distributed to the boiler is changed and the actual one is changed too so as to stabilize pressure of master piles and realize automatic adjustment.

The invention relates to an internal combustion engine, and a method for an internal combustion engine with at least one cylinder, at each of which at least one spark providing device for ignition being provided. The engine is operated, in connection to a start procedure of the engine, in a controlled self-ignition mode comprising at least one controlled combustion without spark ignition. The controlled combustion without spark ignition can comprise homogeneous charge compression ignition (HCCI). The invention will significantly reduce the risk of engine knocking at a hot start of the engine.

The invention provides a protector for a combustion-supporting fan in a dense barn, which includes a hollow protector body and a box body. The protector body includes a heating chamber end and a combustion-supporting fan end; Between, and a square box connected to the two; the box also includes a heat insulation baffle, which can block the airflow passage of the protector main body when the combustion fan is shut down, and open the airflow passage of the protector main body during operation. When the combustion-supporting fan stops running, the wind force on the heat insulation baffle disappears, and the heat insulation baffle is attached to the side wall of the main body of the box under its own gravity. Since the box is a square box, the heat insulation baffle can be connected with the box body Close fit, the flame in the heating chamber is completely blocked at the heat insulation baffle, which effectively prevents the flame from entering the combustion fan. The protector can control the burning rate of the combustion-supporting fan within 2.4%, effectively solving the technical problem that the combustion-supporting fan is easy to burn out in the prior art.

The invention relates to a light weight acid resistant brick which is characterized in that: the components of the light weight acid resistant brick comprise by weight percentage 35 to 45 percent of diatomite, 30 to 40 percent of pottery clay aggregate and 25 to 30 percent of pulverized fuel ash. The granularity of the diatomite is 120 to 150 meshes, the granularity of the pottery clay aggregate is 8 to 10 meshes and the pulverized fuel ash is screened by a 12-mesh sieve. The preparation method of the light weight acid resistant brick is characterized in that the raw materials are smashed, screened and added with water to make pug which is then milled, molded, dried (under temperature of 60 to 100 DEG C) and burned under temperature of 1100 plus or minus 10 DEG C to obtain finished products. The light weight acid resistant brick of the invention has reasonable and uniform proportioning, strictly controlled burning temperature and beautiful color of the finished products, light weight (the bulk density is 0.8 to 1.0 g/m <3>) and good heat insulating property (the heat conductivity coefficient is 0.3 to 0.4 W/m question mark k), the cost of which is lowered by 30 percent, compared with the prior art.

An elongate, flexible, incendiary device for producing a nearly instantaneous source of flaming combustion along a linear pathway of indeterminate length. The incendiary device is provided in the form of a solid, continuous strand, such as, for example, a ribbon, tape, cord, filament, rope or tube. The device is comprised of means for rapid ignition along the longitudinal axis of the strand in co-linear arrangement with a solid or semi-solid combustible fuel composition. Upon ignition, the device produces flames from its exterior surface for a duration of time suitable for igniting nearby combustible matter. The incendiary device provides a nearly instantaneous line of fire for igniting prescribed fires, controlled burns, and backfires. A method for igniting vegetative matter over an area of land using one or more indeterminate lengths of a rapidly igniting linear incendiary strand.

The invention relates to a fast ash accumulation device for a gasoline engine particulate filter as well as an application method thereof. The fast ash accumulation device comprises a burner, a burnercontrol system, a differential pressure sensor, a temperature sensor, a data acquisition system, a gasoline engine particulate filter and a weighing system. The burner is connected with the gasolineengine particulate filter by virtue of a pipeline, the differential pressure sensor is arranged on the gasoline engine particulate filter, the temperature sensor is arranged at an air inlet end of thegasoline engine particulate filter, a flowmeter is arranged at the air inlet end of the gasoline engine particulate filter, the burner is connected with the burner control system, and the burner control system can control burning working condition of the burner. During test, burning of the burner is controlled, an ash component is dispersed in exhaust airflow of the burner, the ash in the exhaustairflow is filtered by the gasoline engine particulate filter when flowing through the gasoline engine particulate filter, and then an ash accumulation process is completed. The fast ash accumulationdevice provided by the invention is simple in method, steps are easy to operate, ash accumulation rate is high, and process controllability is strong.

The invention relates to a device for controlling the burning time of mosquito-repellent incense. The device comprises a base plate, wherein a bracket used for placing the mosquito-repellent incense is arranged in the base plate, a slide rod capable of sliding along the top of the base plate is arranged on the base plate, and a slide block capable of sliding along the slide rod and being contacted with the mosquito-repellent incense to quench the mosquito-repellent incense is sleeved on the slide rod. The invention aims to overcome the shortcomings in the prior art and provide the device which has a simple structure, regulates the burning time of the mosquito-repellent incense as needed, controls the burning time of the mosquito-repellent incense and disposes the ash of the burnt mosquito-repellent incense in a centralized manner.

The invention discloses an intelligent robot that can return to charge. The intelligent robot comprises a moving mechanism, an energy storage mechanism and a spraying mechanism, wherein the energy storage mechanism is arranged above the moving mechanism, and the spraying mechanism is arranged at the top of the energy storage mechanism; and the moving mechanism is composed of a power box, a power shaft, a driven pulley, a moving motor, a driving pulley, a worm, a steering motor, a worm wheel, a rotation shaft, a steering wheel, a power wheel, a rotating shaft, a driven gear, a rotating motor and a driven gear. Under the action of a PLC controller, the robot is conveniently controlled to move along a designated route. Moreover, the robot can apply medicine to patients with back burns or scalds through a spray nozzle, thereby being convenient for the patients to ply the medicine by themselves, reducing the labor intensity of medical staff, realizing independent medicine applying, and solving the problem that the patients cannot apply the medicine by themselves. By the arrangement of a pushout sliding rod, the robot can automatically charge along the set route through the PLC controller when power is low. Manual charging is not needed, and therefore time and labor are saved.

A wood or other bio mass fueled appliance is disclosed for maximum efficiency and low cost construction for home, garage, workshop, and barn. Comprised of a vertical cylindrical outside shell (12) outside bottom (16) and outside top (14) enclosing an inside shell (24) inside bottom (28) and inside top (26). Inside shell (24) forming a vertical cylindrical chamber (36) accessed by load door (38) and ash door (40), through which disassembled baffles (32) may pass. A suitable means for igniting fuel in chamber (36) and controlling burn rate by draft regulators (42) and fan limit switches (52). Whereby circular baffles (32) elevated by 90° angle shaped supports (30) suppress the flow of flame and exhaust gases from entering flue (22). Exhaust gases and flame pass by gap (50), directing energy toward the inside surface of inside shell (24) inside bottom (28) and inside top (26). Thus maximizing the efficiency of heat transferred from chamber (36) to the air or fluid in space (18) circulated through ducts (20) by blowers/pumps (48) and directed by air deflectors (46) producing economizing results.

The invention discloses an intelligent humidity control burn and scald treatment system, which comprises an intelligent humidity control host computer, a vacuum pump, a temperature sensor of the intelligent humidity control host computer, a liquid storage bottle, a suction catheter, a drainage dressing layer and a medical membrane, wherein the other end of the suction catheter is communicated with a three-dimensional intercommunication structure of the drainage dressing layer; the humidity sensor is arranged in the drainage dressing layer. A drainage material liquid suction cavity is formed below the medical membrane after an attachment fin is attached to the surface of skin on the outer side of the edge of a burned part of a patient, humidity in the liquid suction cavity is sensed by the humidity sensor, a signal is fed back to a chip humidity control system in the intelligent humidity control host computer, and after the humidity concentration in the liquid suction cavity exceeds a preset value, the vacuum pump works to provide suction powder to suck away liquid in the liquid suction cavity to keep the humidity in the liquid suction cavity at the stable level of 80 to 90 percent by virtue of the liquid storage bottle, the suction catheter, the drainage dressing layer and suckers.

Disclosed is a non-polluting high temperature combustion system which comprises in combination a graphite-lined combustion chamber fueled by a controlled-burn thermite fuel, wherein the fuel burns a temperature of up to 6000 degrees Fahrenheit, wherein the resulting gases are essentially pollution free; the system also include a means of passing a substrate into and out of the combustion chamber and/or a turbine powered by gases from the combustion products, means of injecting a working fluid into the combustion gases upstream of the turbine, a heat recovery means that comprises a geo-thermal hot rock bed, a steam generator utilizing heat from the geo-thermal hot rock bed, a working fluid separation means which comprises a condenser, and means of liquefying the remaining gases for commercial use.

A micro-explosive material is provided. The micro-explosive material can include a carbon nanotube and a solid oxidizer attached to the carbon nanotube. The carbon nanotube with the solid oxidizer attached thereto is operable to burn per an exothermic chemical reaction between the carbon nanotube and the solid oxidizer such that a controlled burn and/or an explosive burn is provided. The micro-explosive material can be used as a heat generator, a gas generator, a micro-thruster, a primer for use with a larger explosive material, and the like.