65results about How to "Increase combustion" patented technology

The invention discloses a ship propeller which mainly comprises a cylinder and a jet pipe, wherein the cylinder is provided with a compressed air inlet, a fuel nozzle and an ignition unit. The ship propeller is characterized in that both the cylinder (1) and the jet pipe (2) of the propeller work in water, compressed air and fuel are respectively introduced into the cylinder through the compressed air inlet (3) and the fuel nozzle (4) and are subject to burning explosion under the action of an ignition unit (5), and burning explosion products directly jet out a water column in the jet pipe (2) so as to generate a thrust force based on the reactive force. Compared with the known ship propelling system, the propeller uses the cylinder part as the power unit, uses the jet pipe part as the propelling unit and realizes the integration of the power unit and the propelling unit, thereby having the advantages of high propelling efficiency, high energy utilization efficiency, high economical efficiency, simple structure and high operational reliability. The invention includes multiple implementation schemes, can realize the ultra high-power propulsion by modular combination and is applicable to various ships.

The invention relates to a needle warming moxibustion therapeutic instrument for internal medicine. The needle warming moxibustion therapeutic instrument effectively solves the problem that an existing needle warming moxibustion device cannot correspondingly adjust the combustion degree of moxa sticks according to the change of moxibustion therapy temperature. According to the technical scheme, the needle warming moxibustion therapeutic instrument for the internal medicine can automatically control the combustion degree of moxa sticks according to the temperature of moxibustion therapy, when the moxibustion therapy temperature is too high, the air inflow of a combustion cylinder is reduced, therefore, the combustion of moxa sticks is inhibited, when the moxibustion therapy temperature is too low, an air supply device is started and the air inflow of a combustion box is increased, in addition, a storage transfer box used for storing moxa hot gas is further arranged in the scheme and used for guiding heat generated by combustion of the moxa sticks into the transfer box when the moxibustion therapy temperature is too high, and when the moxibustion therapy temperature is too low, the moxa hot gas in the transfer box is guided to the moxibustion therapy part of the patient in time.

The invention relates to the technical field of angle control systems and methods, in particular to a system and a method for controlling an exhaust valve angle of a methanol fuel cell. The control system comprises a controller, a stepping device, an electric reactor reaction waste gas outlet and an oxygen transmission data acquisition device; the controller controls a displacement of the steppingdevice through data obtained by the oxygen transmission data acquisition device; the stepping device is in contact with the electric reactor reaction waste gas outlet; and the difference of exhaust valve angles affects an oxygen content value E of tail gas emission in the electric reactor reaction waste gas outlet, wherein the oxygen content value E of the tail gas emission is collected through the oxygen transmission data acquisition device. The control method comprises the steps that the oxygen content value E is controlled to be in a range defined in the description. According to the control system provided by the invention, the controller can be used for controlling the stepping device through the data of the oxygen content value E in an oxygen sensor so as to control the valve angleof tail gas of the methanol fuel cell.

The invention relates to the technical field of chemical engineering, discloses a methanol heating device which comprises a material storage device for storage and output of methanol, a gasification device for methanol gasification and a combustion device for gas heating, wherein the material storage device, the gasification device and the combustion device are communicated in sequence through a main pipeline; the gasification device comprises a reaction pot for reacting and gasifying methanol and a heat circulation device for combusting methanol gasified in the reaction pot to supply heat to the reaction pot. According to the methanol heating device provided by the invention, the reaction pot can provide a stable high-pressure and high-temperature environment in the case of heat supply of the heat circulation device, so that methanol and impurities are gasified into a mixed gas and then are conveyed into the combustion device for combustion to supply heat; in the way, the requirements for the purity of methanol are low, and the gaseous methanol is high in combustion degree, does not generate formaldehyde gas after combustion, is more environment-friendly.

The invention relates to an oxygen enrichment intensifying roasting method of a nonferrous metal mineral resource, and belongs to the technical field of energy conservation and emission reduction andintensifying. The oxygen enrichment intensifying roasting method comprises the steps that firstly, the nonferrous metal mineral resource and fuel are mixed to be even after being smashed, oxygen enrichment intensifying roasting is conducted by igniting in an oxygen enrichment environment, roasting gas phase composition is monitored in the oxygen enrichment intensifying roasting process, and timelyadjustment is conducted on the oxygen enrichment concentration; when Co vol% in a high temperature flue gas phase is larger than 80%, the oxygen enrichment concentration is controlled to be larger than 50% and less than 100%; and when CO vol% in the high temperature flue gas phase is larger than 40% and less than or equal to 80%, the oxygen enrichment concentration is controlled to be larger than21% and less than or equal to 50%, and high temperature flue gas generated in the roasting process is exhausted into the air after being subjected to dust collecting, waste heat utilization and desulfuration treatment. The oxygen enrichment intensifying roasting method utilizes a strong thermodynamic advantage of the oxygen enrichment environment, oxygen enrichment intensifying roasting is conducted on the nonferrous metal mineral resource in an oxygen enrichment atmosphere, the fuel utilization rate is sharply improved while the temperature field, the chemical potential and the dynamics conditions of a roasting system are evened and enhanced, and the problems that the fuel utilization rate is low, the reaction efficiency is limited and the environmental negative influence is large existing in a traditional roasting technology are solved.

The invention discloses a biomass low-nitrogen combustion boiler based on a local gasification technology. According to the boiler, a front steam spraying system and a rear steam spraying system are arranged on a front arch and a rear arch correspondingly, and each steam spraying system is provided with a valve, a gas guide pipe, a gas distribution pipe, a spray head and a thermocouple. According to the biomass low-nitrogen combustion boiler, water vapor atomizing nozzles are arranged on the front arch and the rear arch, and atomized steam is sprayed to a high-temperature oxidation area in the boiler, so that biomass particles which are combusted are locally gasified, reducing gas is generated, NOx is reduced and removed in the combustion process, and the problem of emission of pollutants such as the NOx in a small biomass boiler is solved.

The invention relates to the technical field of automobiles, and in particular, relates to a water electrolysis device and an automobile auxiliary air inlet device. The water electrolysis device comprises a first shell and a second shell which are oppositely arranged; the first shell is provided with a water inlet and a water outlet; the second shell is provided with an air outlet; an anode plate and a cathode plate are arranged between the first shell and the second shell, and one or more neutral plates are arranged between the anode plate and the cathode plate; an electrolysis unit is formed between the anode plate and the neutral plates or between two neutral plates or between the neutral plates and the cathode plate; and the electrolysis unit comprises a first micro-pore plate and a second micro-pore plate, and an ion exchange membrane is arranged between the first micro-pore plate and the second micro-pore plate. The voltage required by electrolysis is low, the combustion degree of gasoline can be improved favourably, and the content of harmful gas in tail gas is further reduced.

The invention relates to the field of coal chemical industry solid treatment, in particular to a coal chemical industry solid slag recycling system. The coal chemical industry solid slag recycling system comprises a smashing furnace, a middle furnace and an incineration furnace; the smashing furnace is arranged above the middle furnace, the incineration furnace is arranged below the middle furnace, the smashing furnace comprises a spiral conveyor, a grinding roller, a rotating mechanism, a bearing, a damping spring II and a smashing furnace shell, the middle furnace comprises a shaking plate,a spring I, an air bag, a spring II, a gas conveying pipe, an elastic ring support and a storage wheel, and the incineration furnace comprises a water tank, a steam conveying pipe, a hydrargyrum sealbox I, an automatic water outlet device, a hydrargyrum seal box II and a safety valve. The coal chemical industry solid can be sufficiently combusted, heat generated by combustion can be used, large-scale waste heat recycling is achieved, and the system is an effective manner for repeatedly using coal chemical industry solid resources and improving the energy use rate.

The invention belongs to the field of coal chemical solid processing, and in particular relates to a coal chemical solid slag recycling method. The method includes step 1 of conveying coal chemical solids into a crushing furnace and performing crushing treatment; step 2 of discharging air in an intermediate furnace into an incinerator to assist combustion; step 3 of conveying vapor into the intermediate furnace to wet the coal chemical solids; and step 4 of discharging gas in the incinerator to prevent holes at the bottom of the incinerator from being blocked. According to the coal chemical solid slag recycling method, the coal chemical solids can be fully burned, heat generated by the combustion is utilized, and the method is an effective way to achieve the recycling of coal chemical solid resources and improve energy utilization rate.

The invention discloses a system and a method for co-processing waste by utilizing industrial waste heat, and belongs to the technical field of co-processing waste. It includes a pre-disposal furnace and a clinker calcination system for burning and disposing of waste. The tertiary air from the grate cooler is introduced into the pre-disposal furnace, and the top of the pre-disposal furnace is connected to the upper end of the calciner through a flue gas channel. The pretreatment furnace is provided with an oxygen-enriched air inlet; the oxygen-enriched air inlet faces the main combustion area of ​​the pretreatment furnace and forms an included angle of 30°-45° with the level of the pretreatment furnace. The present invention adopts oxygen-enrichment to achieve an oxidative environment, allowing waste particles to be fully burned; and the excess oxygen-enriched gas is passed into the decomposition furnace through a flue gas pipeline, thereby providing favorable conditions for suppressing the production of sulfur dioxide in the decomposition furnace.

The invention relates to a gas-assisted atomizing nozzle of atomization hyperviscous fluid. The gas-assisted atomizing nozzle of the atomization hyperviscous fluid comprises a nozzle, a current-limiting cone plate,a gas-liquid distributor and a locking nut. The gas-liquid distributor comprises an atomizing gas pipeline and a hyperviscous fluid pipeline, wherein the atomizing gas pipeline is placed at the center and the hyperviscous fluid pipeline is coated on the atomizing gas pipeline. The locking nut tightly compresses on the outlet end of the gas-liquid distributer in a sealing mode and the nozzle tightly compresses the current-limiting cone plate on the outlet end of the atomizing gas pipeline. A plurality of air holes are formed in the current-limiting cone plate. The gas-assisted atomizing nozzle of the atomization hyperviscous fluid provides a gas assisted atomizing nozzle, strengthens mix between the gas and the liquid and effectively improves atomizing quality. When the gas-assisted atomizing nozzle of the atomization hyperviscous fluid is used for burning atomizing hyperviscous combustible liquid of a combustion device, ignition time can be greatly shortened, and when matched with a common air regulator, combustion efficiency and after-combustion degree of the combustible liquid are greatly improved.

A selective distribution and granulation method of fuel for enhancing iron ore sintering with biomass energy distributes biomass fuel at the core part of a mixture before sintering by two-stage granulation to properly reduce the burning rate of the biomass fuel and improve the burning degree of the biomass fuel, so as to achieve the purpose of enhancing biomass energy sintering, wherein the two-stage granulation comprises the steps of: firstly preparing biomass fuel, iron ore and quicklime in a granulating disc into mother nuclide with the granularity of 3-5mm, then mixing with iron ore, limestone, dolomite, quicklime, sinter returns and coke powder (or coal), and carrying out second granulation for 3-6min in a granulating drum, so as to obtain the mixture before sintering with the biomass fuel wrapped at the core part. By selective distribution technology of the biomass fuel, the biomass fuel can be applied to iron ore sintering so as to successfully substitute for 10-60% of coke powder and not to influence the yield and quality indexes of the sintered ore.

The invention discloses an oxygen-enriched and low-CO sintering method, an oxygen-enriched and low-CO sintering machine and a control method thereof. The oxygen-enriched and low-CO sintering machine includes: rails, trolleys, distributing machines, and bellows, and further includes: a CO concentration detection device , located in each of the bellows or branch flues; the oxygen-enriched air spraying device, located above the sintered material surface of the trolley, is configured to be able to move back and forth and adjust the length of the oxygen-enriched injection section, so as to be located at its oxygen-enriched Oxygen is sprayed on the surface of the sintered material in the injection section; the control device is used to control the injection amount of the oxygen-enriched air spraying device and the position and length of the oxygen-enriched injection section. The sintering method and sintering machine aim at the problems of large amount of flue gas treatment and high cost in the removal of CO from the existing sintering flue gas end. By spraying oxygen-enriched air to different areas of the sintering material surface, the full combustion of fuel is promoted, and the sintering process is reduced. The generation of CO can be controlled to realize the treatment of CO pollutants in sintering flue gas.