282results about How to "Improve purification quality" patented technology

A foam ceramic filter for molten Mg-alloy is prepared through preparing slurry from magnesium oxide as raw material and aluminium phosphate (or sulfate) as adhesive in a proportion of 1:(0.05-0.3), coating it on foam polyurethane plastics, drying and high-temp. sintering.

The invention discloses a salt-containing high concentrated organic wastewater treatment device and method in technical field of wastewater treatment. The high concentrated organic wastewater treatment device comprises a separation precipitation tank, an inner cavity of the separation sedimentation tank is provided with a precipitation auxiliary component, the left and right inner walls of an evaporation tank component are symmetrically provided with heating radiant tubes, the other end of a condenser pipe penetrates through the right side at the bottom of the condensing tank and is connectedwith a central part of the top of a neutralization filtration tank, the top of the inner chamber of the neutralization filtration tank is provided with a mixing box, and the inner chamber of the neutralization filtration tank is provided with an activated carbon filter net obliquely; the treatment device has a good treatment effect and high purification quality; the wastewater is placed in the separation precipitation tank for precipitation, the precipitated wastewater enters the evaporation tank component and is heated at a high temperature by the heating radiant tubes to complete the sewageand salt separation, the water vapor passes through the condensing tank, the condenser pipe and the ice bag cooperate with each other, so that the steam is cooled to form water and then enters the mixing box, then the rotating rod is driven by the stirring motor to perform neutralization stirring, and finally the wastewater is filtered.

The invention discloses an automatically switched air filtering device. The automatically switched air filtering device comprises an air inlet passage installed in a wall and communicated with an outdoor part. The air inlet passage is internally provided with a fan. The air inlet of the air inlet passage is provided with a filtering net. The air outlet of the air inlet passage is connected with an air outlet passage I and an air outlet passage II. The air inlet passage is internally provided with a pneumatic air door I at the air outlet passage I and a pneumatic air door II at the air outlet passage II. The air outlet end of the air outlet passage I is successively connected with a filtering device I and an electronic air cleaning device. The air outlet end of the air outlet passage II is connected with a filtering device II. The air outlet ends of the air outlet passage I and the air outlet passage II are communicated to the indoor space. The automatically switched air filtering device is capable of detecting the sundries components in the air by using a detecting device, and automatically distinguishing and processing by the different passages, so the efficiency and quality of the air purification are improved, the waste of electric power resources is avoided, and the green and environment-friendly requirements of energy conservation and emission reduction are satisfied.

The invention discloses a multifunctional domestic robot which comprises air purifying equipment and a base. The air purifying equipment is mounted on the base and comprises a shell. A filtering device, an ultraviolet sterilization chamber and an anion generating chamber are sequentially arranged in the shell from bottom to top. An air inducing mechanism is further arranged in the shell and penetrates through the ultraviolet sterilization chamber and the anion generating chamber. The shell is detachably arranged on the base which communicates with the bottom of the shell, and the base is provided with air inlets. The base is further provided with a floor sweeping device and driving wheels. Air outlets are formed in the upper portion of the shell, and a camera device is further arranged on the outer side of the top of the shell. An automatic control system used for controlling the robot to work is further arranged in the base. The robot can purify indoor air in a moving mode, and meanwhile, a floor can be cleaned and safety conditions in a room can be monitored in the moving process.

The invention relates to a method and a system for controlling coagulant dosing through on-line prediction of turbidity after flocculation water sedimentation. The method comprises the following steps of: making raw water enter a flocculation tank to mix, react and flocculate with the added coagulant so as to generate a flocculating substance; collecting the flocculation water in real time through a sensor for measuring the turbidity under the water at the tail end of the flocculation tank; sedimenting in the sensor in the given sedimentation time, and measuring the turbidity; comparing the measured value with the set value; and after the difference is subjected to PID operation, obtaining the needed dosing ratio, and multiplying the dosing ratio with the water inlet flow to obtain the dosing, converting the dosing into a standard current output signal to control the dosing of a dosing pump, and dosing the coagulant on line. The system consists of the flocculation tank, a sedimentation tank, the dosing pump, a coagulation tank, a microprocessor and a sensor 5 which is specially designed for measuring the turbidity. Due to adoption of the sensor for measuring the turbidity, the turbidity after flocculation water sedimentation can be accurately measured on line without being disturbed by other factors. Therefore, the on-line coagulant dosing can be accurately controlled, the coagulant dosing is reduced, the water purification quality is improved, and the water purification cost is lowered.

An air purification device mainly relying on water spray dedusting and supplemented by water-cooling refrigeration dehumidification structurally comprises a rain spraying area (1), a fin type evaporator (3), a fin type warm water heater (4) and an air flow driver (9) which are arranged in an air purification channel (10) of the air purification device. A use regulating and controlling method is that: the larger the length (L) of an air purification stroke passing the rain spraying area (1), the higher the obtained purification degree, and the higher obtained humidity of purified air; the purified air obtains a cooling range and a dehumidification range through obtained refrigerating quantity when the air purification device passes the fin type evaporator (3); and temperature of the purified air is raised through the fin type warm water heater (4) controlled by water temperature of a water-cooling condenser (5), and the purified air achieves the final rated temperature and the final rated humidity. A dedusting mode of using water to stick to dust particles is adopted in an air purification process so that the air purification device creates conditions for greatly improving air purification quality and further creates conditions for exceeding the highest level of the existing air purification standard rule.

The invention discloses a central ventilation system. The central ventilation system comprises an intake channel; a fan is arranged in the intake channel; a filter screen is arranged in an intake port of the intake channel; an exhaust port of the intake channel respectively penetrates through and is connected with an exhaust channel 1 and an exhaust channel 2; an exhaust port end of the exhaust channel 1 is connected with a filter device 1 and an electronic air purifying device in sequence; an exhaust port end of the exhaust channel 2 is connected with a filter device 2; the tail ends of exhaust ports of the exhaust channel 1 and the exhaust channel 2 respectively penetrate through and are connected with the exhaust channels; and the exhaust channels are connected with humidifying devices, negative oxygen ion generation devices and electric heating devices in sequence. A detecting device is adopted to detect impurity components in air; the channels are automatically divided for distinguished processing, so that the air purifying efficiency and quality are improved, meanwhile, the electric power resource waste is prevented, and green environmental protecting requirements of energy conservation and emission reduction are accorded with; and meanwhile, humidification, heating and increment of negative oxygen ion components can be selectively performed to provide air more beneficial to the body health.

The invention discloses a high temperature waste gas treatment device. The device comprises a separator body and a cleaner body. Both sides of the separator body are provided with an inlet and an outlet. The inside of the cleaner body is provided with a uniform flow net, a low temperature plasma electrical field, a filter screen component, an ultraviolet lamp tube and an ultrasonic atomizer component sequentially from the inlet to the outlet. The filter screen component is levelly placed and both sides of the screen are fixed by a first flow block plate in crisscrossing arrangement. An air inlet connector and an air outlet are placed on the upper portion of one side of the separator body. The air outlet is communicated with the cleaner body. A separation block is mounted between the inner part of the separator body between the air inlet connector and the air outlet. A water storage trough is placed in the inner part of the separator body under the separation block. The water storage trough is connected with the atomizer nozzle through a high pressure pump. The atomizer nozzle is placed in the air inlet connector. The device can effectively eliminate the particles in waste gas, and carry out a destructive purification treatment to the waste gas molecules. The treatment effect is fine. The application scope is wide.

The invention belongs to the technical field of intelligent home, and discloses an intelligent air purifier. The intelligent air purifier comprises a filtering module, an air pumping module, a purifying module, an intelligent positioning module, a wireless communication module, a data collecting module, a central adjusting and controlling module and a terminal module. According to the intelligentair purifier, intelligence of air purifying is achieved, the intelligent positioning module conducts distance detecting on the terminal module, thus the central adjusting and controlling module controls starting of the purifying module, electric energy useless consumption of a traditional purifier is reduced, and thus energy consumption is lowered; an air quality sensor can monitor the quality ofa controller in real time, and the detecting sensitivity of the sensor is improved by correcting the air quality sensor; and through connection of the wireless communication module and the Internet ofThings, air quality data can be shared, the living environment of a user can be learned and monitored by the user whenever and wherever possible, and thus the air purifying quality is improved.

The invention discloses a method and equipment for purifying a zinc sulfate solution. The method comprises the following steps of: adding zinc powder into the zinc sulfate solution for purifying; and after the zinc powder is added, adjusting the acidity of the zinc sulfate solution, namely a) detecting a BT value of the zinc sulfate solution into which the zinc powder is added; b) adding an acid solution into the zinc sulfate solution according to the BT value in the step of a); and c) repeating the step a) to the step b) until the BT value of the zinc sulfate solution is between 1.2 and 2.0.According to the method, the acidity of the zinc sulfate solution is controlled by detecting the BT value of the zinc sulfate solution to destroy an oxidation film on the outer surface of the added zinc powder, and the generation of high-quality seed crystals is ensured on the basis of reducing the addition amount of the zinc powder and improving the activity of the zinc powder, so that the aims of improving the purification quality and reducing the consumption of the zinc powder are fulfilled.

The invention belongs to the field of production of other alcohol beverages, and discloses a liquor purifying device. The liquor purifying device comprises a sealed barrel, and also comprises a gas feeding tube, a rotating disc, a condenser tube and a purifying box, the top of the sealed barrel is provided with a gas inlet and a liquor inlet, the gas inlet is provided with a fixed rod, the outside of the sealed barrel is connected with a carbon dioxide generator, the rotating disc is in dynamic seal connection with the fixed rod, the connection of the fixed rod and the rotating disc is provided with a turbine and a thrust bearing, one end of the condenser tube sequentially traverses through the side surface of the gas feeding tube and the center of the turbine and is connected to the center of the bottom surface of the rotating disc, the condenser tube is in dynamic seal connection with the rotating disc, the other end of the condenser tube is a Y-shaped segment, one segment of the Y-shaped segment is upward open, and the other segment of the Y-shaped segment is downward open and is connected with the purifying box; and a coil is wound around the outer wall of the sealed barrel. Alcohol steam is conveyed by carbon dioxide, and purification is carried out in a condensation mode, so compared with purification modes in the prior art, the purification mode adopted in the invention has the advantages of high purifying quality and high liquor yield.

The invention relates to a microwave enhanced photocatalytic oxidation air conditioning system adopting in-situ synchronous regulation and control activated carbon fibers as a carrier, and relates toan air conditioning system. According to the system, the problems that the reaction rate of an existing photocatalytic oxidation technology is not high, the air purification quality and efficiency arelow, and the refrigeration efficiency of an air conditioner is hindered are solved; and the microwave enhanced photocatalytic oxidation air conditioning system adopting the in-situ synchronous regulation and control of the activated carbon fibers as the carrier comprises an air inlet section, a micro-electric field adsorption purification device, a microwave enhanced photocatalytic air purification device, a micro-ozone generation device, a deep air purification device, a pre-heating device, an air cooler device, a steam spraying humidifying device, a reheating device, an air blower device and a shell. The microwave enhanced photocatalytic oxidation air conditioning system adopts the in-situ synchronous regulation and control activated carbon fibers as the carrier.

A fresh air purifier is composed of a push-pull window, a clamped purifier body, an elastic separation plate, a centrifugal fan, a front filter screen chamber, a rear filter screen chamber, a front combined filter screen, a rear combined filter screen, a manual air door and a control circuit board. According to the fresh air purifier, holes do not need to be punched in a wall, small space is occupied, and airtightness, attractiveness and normal use of the push-pull window are not affected. The vertical distance between an air inlet and an air outlet of the fresh air purifier is large, indoor air flows from bottom to top, the convection range is large, and air purifying efficiency is high. A combined filter screen replacement alarming function is added, and replacement of the filter screens is determined according to prompts of alarming indicator lights. By pushing and pulling the manual air door, indoor air purification convection or outdoor air purification ventilation can be selected. The fresh air purifier is especially suitable for school classrooms, and multiple fresh air purifiers can be mounted in a dispersed mode for multiple windows of a classroom, so that not only is indoor air purified, but also a good outdoor ventilation effect is achieved. Compared with existing fresh air purifiers, the fresh air purifier is low in cost, convenient to mount and dismount and wide in application.

The invention discloses a smoke dust removal system. The smoke dust removal system is characterized by comprising an air guide pipe communicated with a pollution source, a cyclone device for holding filtrate, a first treatment chamber for holding filtrate, at least one second treatment chamber, a plurality of filtering balls and at least one liquid passing box, wherein the air inlet end of the cyclone device is communicated with the air guide pipe and is used for guiding the pollution source to rotate; the air inlet end of the first treatment chamber is connected with the cyclone device; the second treatment chamber comprises a filtering chamber for holding the filtrate and an air guide chamber used for guiding the pollution source to enter the filtering chamber; and the plurality of filtering balls are capable of moving along with the pollution source, are respectively arranged in the filtrate in the first treatment chamber, the filtering chamber and the cyclone device, and are provided with surfaces capable of attaching dust particles in the pollution source; the liquid pass box comprises a box body for holding the filtrate and an air conveying pipe, wherein the air inlet end of the air conveying pipe is connected to the second treatment chamber, and the air outlet end of the air conveying pipe is arranged below the liquid level of the box body.

The invention belongs to the technical field of waste water treatment equipment, and provides a waste-water treatment and separation device. The device comprises a box body which is provided with a water inlet pipe and a water outlet pipe, the top part of one side of the box body is provided with a sludge outlet, an annular roller driven by a drive electrical machine is rotatingly installed in the box body, the annular roller is close to one side of the box body, wherein the side of the box body is provided with the sludge outlet, the interior of a hollow cavity of the annular roller is provided with a magnetic substance, the magnetic substance is fixedly installed at the box body and close to the bottom of the box body, and the magnetic substance and a transverse center line of the annular roller are arranged according to a circumferential-direction angle; and the bottom of the box body is provided with a water purification tank which is corresponding to the annular roller. The device is simple in structure and low in costs, improves purification treatment efficiency of wastewater containing heavy metals, and is convenient for recycling of magnetic flocculation masses.