17results about How to "Increase oxygen content" patented technology

This invention relates to the field of waste incineration system technology, specifically to an energy-saving oxygen-enriched incineration system for municipal solid waste in high-altitude areas. The system includes an incinerator, a secondary combustion section, and an exhaust pipe connected in sequence. The incinerator contains a primary combustion chamber with a first combustion grate. An air supply section is located on the side of the incinerator, containing a mixing chamber. The air supply section is equipped with oxygen supply equipment and a blower connected to the mixing chamber. A horizontal air pipe connected to the mixing chamber is horizontally arranged within the primary combustion chamber. Several vertical air pipes are vertically arranged above the horizontal air pipes, with their upper ends positioned above the first combustion grate. Several short exhaust pipes are arranged on the outer wall of the vertical air pipes, with the exhaust pipes angled downwards from one end connected to the vertical air pipe to the other. This invention addresses the problem in existing technologies where increased energy consumption during the incineration of municipal solid waste in high-altitude areas is easily caused by factors such as oxygen content and temperature.

The utility model relates to the technical field of coking wastewater treatment of steel mills, in particular to efficient wastewater purification and waste heat recovery integrated equipment for coking of steel mills, which comprises a rough filtration tank, an aeration tank is fixedly mounted on the outer surface of the rough filtration tank, and a heat preservation water tank is buried on the ground of one side of the rough filtration tank. And heat dissipation fins are fixedly mounted in the filtering sedimentation tank. According to the efficient wastewater purification and waste heat recovery integrated equipment for coking in the steel mill, wastewater is filtered by a filtering fence after being discharged into a coarse filtering box and then enters a filtering and settling pond to be filtered step by step, and when the wastewater flows through the filtering and settling pond, heat of the wastewater is absorbed by heat dissipation fins, so that the heat dissipation efficiency of the wastewater is improved. At the moment, the first circulating water pump is started to pump out the water in the heat preservation water tank and take away heat, so that the temperature can be reduced while impurities in the waste water are settled, the temperature can be stored in the heat preservation water tank, and the heat of the waste water can be recycled for other purposes.

This utility model discloses a dual-source multi-combustion system, comprising: a boiler, wherein an exhaust gas burner, a pulverized coal silo burner, and at least two air-coal burners are provided; a plurality of main combustion coal mills are connected to one or more air-coal burners; a plurality of pulverized coal storage mills are connected to the remaining air-coal burners in the boiler; a gas drying system is connected to the main combustion coal mills and the pulverized coal storage mills respectively, for drying and conveying the coal ground in the main combustion coal mills and the pulverized coal storage mills to form primary air-coal mixture; a plurality of fine powder separators are used to separate the primary air-coal mixture to form pulverized coal and exhaust gas; a plurality of exhaust gas fans are used to collect exhaust gas, and the outlets of the exhaust gas fans are connected to the exhaust gas burner and the pulverized coal storage mill respectively; a plurality of pulverized coal silos are used to collect the pulverized coal generated in the fine powder separators; a hot medium conveying system is used to convey the pulverized coal in the pulverized coal silos to the pulverized coal silo burners, and the gas drying system is also connected to the hot medium conveying system to preheat the pulverized coal conveyed to the pulverized coal silo burners.

This application relates to the field of ecological environment restoration technology, and in particular to a wetland ecological restoration and environmental management device, comprising a floating mechanism, an aeration mechanism, a material throwing mechanism, and a control mechanism. The floating body carries the aeration and material throwing mechanisms and floats on the water surface. The aeration mechanism is used to introduce oxygen into the water, and the material throwing mechanism is used to release oxygen-releasing elements into the water. The oxygen-releasing elements fall into the silt layer at the bottom of the water body, and dissolve and release oxygen in the water to increase the oxygen content. The control mechanism is used to control the operation of the aeration and material throwing mechanisms. In this application, through the coordinated operation of the aeration and material throwing mechanisms, the wetland water body can maintain a high oxygen content for a longer period of time, thereby restoring and enhancing the vitality of aerobic microorganisms in the water, purifying pollutants in the water, improving the water quality of the wetland, eliminating black and odorous water, and thus achieving the purpose of wetland ecological restoration and environmental management.

This invention discloses a method for preparing sodium lignin sulfonate-based porous carbon and its application, belonging to the field of efficient resource utilization of biomass and water treatment technology. The method selects sodium lignin sulfonate waste from pulp mills as a carbon source, and processes it to obtain sodium lignin sulfonate powder; the sodium lignin sulfonate powder is then blended with SiO2 and / or HCO2K and activated to obtain sodium lignin sulfonate-based porous carbon; this carbon is then applied to the removal of antibiotics from water. This invention fully utilizes the waste sodium lignin sulfonate from pulp mills, realizing the recycling of waste, increasing the added value of waste, and the preparation process is simple, pollution-free, environmentally friendly, and in line with green chemistry principles.

The present application relates to copper-aluminum composite plate strip technical field, especially a kind of copper-aluminum composite plate strip and production method, it is made of aluminum material and copper material composite, the oxygen content of copper material is 50ppm-500ppm, production method includes oxygen-increasing treatment to red copper or oxygen-free copper, the present application reduces the recrystallization temperature of copper material by increasing the oxygen content in copper material, in turn reduces annealing temperature, copper-aluminum composite blank heat treatment below 300 DEG C can satisfy copper material complete recrystallization, realize soft annealing, meet the demand of bending, while reducing the thickness of copper-aluminum intermetallic compound in heat treatment process, improve the composite strength of copper-aluminum composite plate strip.

The purpose of this invention is to provide an aircraft air conditioning system that can increase the oxygen content of cabin air and reduce the amount of bleed air from the power unit. The aircraft air conditioning system of this invention includes: an air separator that separates oxygen and nitrogen from the bleed air from the power unit to form an oxygen-enriched gas with an oxygen concentration higher than that in the bleed air and a nitrogen-enriched gas with a nitrogen concentration higher than that in the bleed air; and an air mixing chamber connected to the air separator, wherein the oxygen-enriched gas formed in the air separator is supplied to the air mixing chamber, and the oxygen-enriched gas is mixed with secondary air in the aircraft cabin in the air mixing chamber, and the mixed gas is supplied to the aircraft cabin.

The utility model relates to eel culture technical field, concretely is a kind of eel culture pond water inlet device, including culture bin, the inside fixedly connected with multiple fixed plates of culture bin, the lateral wall of fixed plate is all provided with reciprocating assembly, reciprocating assembly includes with the lateral wall fixed connection of fixed plate connecting shaft, the lateral wall rotationally connected with rotating lever of connecting shaft, the inside of rotating lever is provided with limit slot, reciprocating assembly utilizes the cooperation setting of rotating shaft, rotating lever, limit slot, connecting shaft to realize the reciprocating transverse motion of obstruction rod, the cooperation setting of obstruction rod, tooth block, connecting gear is realized to the plugging of the water outlet of water guide pipe end by plugging assembly, the reciprocation speed of obstruction rod is controlled by adjusting motor speed, and then the intermittent frequency and plugging duration of water flow are adjusted to trigger the automatic water spraying of diaphragm type sprinkler to make the water into culture bin can change inflow mode, further expand the oxygen content in water.

This utility model discloses a high-efficiency and energy-saving aquaculture pond for *Leptobrachium rubrum*, relating to the field of aquaculture technology. It includes a filter frame, with the pond body fixed to the top of the filter frame. A cleaning component is installed on the inner wall of the pond body, and a filter screen is fixed to the inner wall of the pond body. An energy-saving component is installed on the outer side of the pond body. The beneficial effects of this utility model are: by setting up the cleaning component, uneaten feed and feces can be easily discharged from the pond, thus maintaining water quality. Simultaneously, the discharged uneaten feed and feces can also serve as fertilizer for plants in the bottom filter frame, and the water purified by the plants can be reintroduced into the pond to achieve a virtuous cycle. By setting up the energy-saving component, electricity can be saved while increasing the oxygen content in the water, thereby reducing the use of oxygenation equipment and further saving resource consumption.

This utility model relates to a siphon water system structure and an aquarium. The key technical features of the siphon water system structure are: a first water tank, a second water tank, and a third water tank are sequentially arranged on one side of the aquarium body; a lower oil film assembly is located at the upper end of the first water tank; the inlet of the first water tank is connected to the aquarium body via the lower oil film assembly; two symmetrical siphon drain holes, each connected to the aquarium body, are arranged on the first water tank; the outlets of the first and second water tanks are connected to the aquarium's filtration mechanism; an outlet is located at the upper end of the third water tank; the inlet of the third water tank is connected to the aquarium's water pump mechanism; the second water tank has a siphon-breaking hole connected to the aquarium body. Compared to conventional overflow-type drainage stream tanks, the siphon water system structure provides a larger water flow and greater water circulation. When used in conjunction with a drip tray in the aquarium, it can effectively increase the oxygen content in the water.

This utility model relates to the technical field of mine underground self-rescue devices, and discloses a novel mine compressed air and water supply resuscitation self-rescue device, including a box body. An isolation plate is provided inside the box body. The upper half of the isolation plate contains an air supply pipe, an air supply assembly, and a resuscitation assembly. The lower half of the isolation plate contains a water filter and a water supply pipe. The water supply pipe is connected to the water filter and has a drinking tap. An air inlet is located at the top of the air supply pipe. One side of the air supply pipe is connected to several air supply assemblies, and the lower part of the other side is connected to the resuscitation assembly. The air supply assembly includes a valve, a filter cylinder, and a self-priming filter mask. The resuscitation assembly includes an air distribution valve, a self-breathing valve, an automatic lung, a mask, and a suction device. An oxygen release device is connected to the upper part, and an external oxygen cylinder interface is added to the right side, which can directly release oxygen to function as an oxygen release device in the refuge chamber, increasing the oxygen content. It can also be used to directly inhale oxygen using the mask. This utility model has the following advantages: it provides life-sustaining air and water, enhances user comfort, is simple to operate, stable and reliable in operation, and has high safety performance.

The application discloses a kind of ship anti-piracy cabin emergency ventilation systems.The ship anti-piracy cabin emergency ventilation system includes the anti-piracy cabin under the topside deck, the side wall of anti-piracy cabin is provided with at least one air inlet pipe and one exhaust pipe in horizontal direction, air inlet pipe and exhaust pipe are close to topside deck, and air inlet pipe is at the opposite side of exhaust pipe, air inlet pipe and exhaust pipe extend to the outside of the hull from anti-piracy cabin respectively, the end of air inlet pipe extending into anti-piracy cabin is connected with extension pipe extending to the bottom wall of anti-piracy cabin, the upper side of extension pipe is provided with outside valve one, the lower side of extension pipe is provided with several air supply openings, the end of exhaust pipe extending into anti-piracy cabin is provided with outside valve two.The application solves the problem of high exposure risk and low safety in the prior art.

This application discloses a boiler wall-mounted air supply system for burners arranged on the front and rear walls, including a secondary air duct structure, side air ducts, air boxes, and connecting air ducts installed on the front and rear walls of the boiler; a group of adjacent air outlets are horizontally opened on the water-cooled wall fins of the boiler side walls; one end of each of the multiple air ducts is connected to the secondary air duct structure, and the other end is connected to the air box; the other end of the air box is connected to the connecting air duct, and the connecting air duct is sequentially connected to the air outlets, for forming an air curtain from front to back on the side walls after air is supplied. This application solves the problem of poor corrosion resistance and poor combustion conditions caused by unreasonable air outlet spacing or arrangement in existing systems by opening adjacent air outlets on the boiler side walls to form an air curtain.

This utility model discloses an integrated device for circulating water culture of rotifers, belonging to the field of rotifer farming equipment technology. The device includes a culture tank and a purification tank connected by pipes. The water inlet pipe of the culture tank includes a main water inlet pipe and multiple branch water inlet pipes connected to the culture tank. The outlets of the branch water inlet pipes are aligned with the interior of the culture tank. At least one slow-flow filter plate is installed below the outlet of each branch water inlet pipe. The slow-flow filter plate is connected to the culture tank and located above the water surface in the culture tank. The slow-flow filter plate slows down the inlet water flow rate so that the water forms a dripping flow when it flows out. In this device, the water is first diverted through the branch water inlet pipes. This diversion effectively reduces the impact force of the water flow, and the slow-flow filter plate slows down the water flow, forming a slow-flowing dripping water curtain. The combined effect of the branch water inlet pipes and the slow-flow filter plate slows down the water flow rate into the culture tank, preventing excessive water flow from affecting the growth and reproduction of the rotifers.

The application provides a preparation method of a biological enzymatic ore oxygen-providing soil remediation agent, and comprises the following steps: S1, animal raw material enzymolysis, complete decomposition into small molecule amino acids, and then high-temperature sterilization; S2, skinning: skinned into crude protein through a skimming furnace; S3, mixed fermentation: kitchen waste and minerals are mixed together in a certain proportion, and then fermentation is carried out; S4, auxiliary material adjustment fermentation: adding leftover materials of a monosodium glutamate factory, sugar juice and bacteria, and adding mineral potassium fulvate to adjust pH value and carbon neutralization, and then fermentation is carried out; S5, grinding and screening: grinding and screening are carried out through a ball mill; and S6, one-time boiling: the screened material is subjected to biological enzymatic fermentation boiling. The application can significantly improve the stress resistance of crops, increase yield, increase organic matter and oxygen content of land, effectively remove hardening and salinization, and reduce the use of pesticides and industrial chemical fertilizers, and solves the problems of high cost, short effect and easy environmental pollution caused by traditional soil improvement methods.

This application relates to a positive-pressure long-endurance aviation breathing apparatus, which belongs to the field of emergency rescue equipment. It includes a pressure cylinder, a pressure reducer, a molecular membrane filter, a positive-pressure container, a carbon dioxide absorption device, and a breathing mask. The inlet of the pressure reducer is connected to the pressure cylinder, and the outlet is connected to the filter inlet of the molecular membrane filter. The oxygen-enriched outlet of the molecular membrane filter is connected to the positive-pressure container. An oxygen supply pipe is connected between the positive-pressure container and the breathing mask inlet. An oxygen recovery pipe is provided between the breathing mask outlet and the positive-pressure container. The carbon dioxide absorption device is installed on the oxygen recovery pipe, which can increase the oxygen content of the breathing gas and extend the endurance.

The utility model provides a kind of air-cooled box and water heater, including outer shell, inner shell and middle layer heat insulating plate, combustion chamber is equipped in inner shell inside, first air-cooled flow channel and second air-cooled flow channel are formed by roundabout setting between outer shell, middle layer heat insulating plate and inner shell, first air-cooled flow channel, second air-cooled flow channel are all communicated with the outside of outer shell and combustion chamber;The output end of first air-cooled flow channel is close to the top of combustion chamber and is arranged, the output end of second air-cooled flow channel is close to the bottom of combustion chamber and is arranged, outside air simultaneously flows through first air-cooled flow channel and second air flow flow channel and exchanges heat with air-cooled box, and heat exchange efficiency is high;While outside air enters combustion chamber through the input end of first air-cooled flow channel and second air-cooled flow channel, supplies air for combustion chamber, increases oxygen content in combustion chamber, and improves combustion efficiency.