11results about How to "Efficient Concentration" patented technology

This invention belongs to the field of inorganic catalyst materials and organic pollutant degradation technology, specifically relating to a Cu@ITGs confined microsphere catalytic material based on iron tailings, its preparation method, and its application in degrading organic matter. The method includes the following steps: mixing activated iron tailings powder and meta-high terephthalic acid to obtain a mixed dry powder; obtaining a composite alkali activator; weighing copper nitrate particles, dispersing them in ethanolamine for complexation, and slowly adding them to the composite alkali activator to obtain a mixed solution; adding the mixed dry powder to the mixed solution to synthesize a gel slurry; dripping the obtained gel slurry into polyethylene glycol-800 to form microspheres; and after fully curing and drying the microspheres, gradient calcining under a N2 atmosphere to obtain the confined catalytic material Cu@ITGs. This invention uses bulk industrial solid waste as the main raw material to prepare a multifunctional catalytic material with both high catalytic activity and excellent stability for use in wastewater treatment, realizing "waste-to-waste" treatment and high-value-added resource utilization of solid waste.

The utility model discloses an anhydrous sodium sulfate processing and purifying device which comprises a supporting base, a dissolving barrel, a filter and a processing box, after the dissolving barrel is fixed on the supporting base, the top of the dissolving barrel is communicated with the feeding pipe and the solvent pipe, and after raw materials enter the dissolving barrel through the feeding pipe, a chemical solvent enters the dissolving barrel through the solvent pipe and is fully mixed under the cooperation of the heating plate on the inner wall of the dissolving barrel; the mixed solution enters the filter on the supporting base through the material pipe, the filter filters out impurities and then guides the solution into the treatment box, a temperature control mechanism in the treatment box is matched to concentrate and crystallize the solution, one side of the treatment box is communicated with a discharge valve, and the top end of the other side of the treatment box is communicated with a one-way exhaust valve. Compared with the prior art, the device has the advantages that by adding a chemical agent into the dissolving barrel, insoluble compounds formed by heavy metals are precipitated, and the impurity content in a product can be remarkably reduced by matching with the filter.

The present application belongs to the field of gas field produced water treatment, and particularly relates to a system and method for obtaining concentrated lithium from gas field produced water. The system for obtaining concentrated lithium from gas field produced water comprises an oxidation mechanism, a liquid membrane mechanism and a concentration mechanism connected in sequence. The oxidation mechanism is used for oxidizing and degrading the produced water. The liquid membrane mechanism is used for selectively extracting lithium from the oxidized and degraded produced water. The concentration mechanism is used for concentrating lithium from the selectively extracted produced water. The system can effectively extract and concentrate lithium in the produced water, and improve the recovery rate of lithium in the produced water.

The utility model discloses a D-ribose crystallization mother liquor concentration device. The D-ribose crystallization mother liquor concentration device comprises a cylindrical tank body with a cavity inside, the outer wall of the tank body is double-layer so as to form a water jacket cavity, and the outer wall of the tank body is respectively provided with a water inlet and a water outlet which are communicated with the water jacket cavity; a feeding hole and a discharging hole which are communicated with the cavity are respectively formed in the upper end and the lower end of the shell; the exhaust pipe is fixedly connected to the tank body, one end of the exhaust pipe is communicated with the cavity, and the other end of the exhaust pipe is located outside the tank body; a rotatable stirring shaft penetrates through two ends of the tank body, and the middle part of the rotatable stirring shaft is connected with a stirring blade positioned in the cavity; a sealing part is arranged at the contact part of the stirring shaft and the side wall of the tank body; and the sealing part is detachably connected with the tank body. The device disclosed by the utility model can be used for continuously heating, vacuumizing and continuously feeding and discharging, meanwhile, the stirring shaft continuously stirs, the evaporation of volatile matters is accelerated, the mother liquor is efficiently concentrated, and the device has the advantages of simple structure, small size, low cost and the like.

A concentration system for a target material in a solution is provided. This concentration system is provided with: a separation device (1); a semi-permeable device (2); a concentrate discharge line (3); a dilution auxiliary liquid discharge line (4); a target liquid flow path; and an auxiliary liquid flow path (6), the concentration method being provided with: a separation step for separating the solution into a target liquid and a discharged liquid having a target material concentration lower than that of the target liquid and an osmotic pressure higher than or equal to that of the target liquid; and a semi-permeable step in which the target liquid is made to flow through one side of the semi-permeable membrane, an auxiliary liquid at least partially containing the discharged liquid is made to flow through the other side of the semi-permeable membrane, and the target liquid is concentrated to obtain a concentrated liquid, and when the osmotic pressure of the discharged liquid is higher than the osmotic pressure of the target liquid, mechanical pressure is applied or not applied in the semi-permeable step, and the osmotic pressure of the discharged liquid is lower than the osmotic pressure of the target liquid. When the osmotic pressure of the discharged liquid is equal to the osmotic pressure of the target liquid, the mechanical pressure is applied in the semi-permeation step.

The utility model relates to the technical field of chemical production, concretely relates to a cumene hydroperoxide concentration and decoloration system, including primary flash tank, the primary flash tank top has the secondary flash tank through pipeline connection, the primary flash tank bottom has the light heavy component collection jar through pipeline connection, the secondary flash tank top has the light heavy component collection jar through pipeline connection, the secondary flash tank bottom has the tertiary flash tank through pipeline connection, the tertiary flash tank top has the light heavy component collection jar through pipeline connection, the light heavy component collection jar top is connected with vacuum unit, the utility model discloses through multistage flash and vacuum low temperature operation, has realized the efficient decoloration and concentration of CHP, has given consideration to safety, environmental protection and economy, has improved the product quality of downstream ABS resin significantly, has solved the key problem that the product yellowing of chromaticity is out of limit in traditional craft.

This invention belongs to the field of ultrasonic sensing and microelectromechanical systems (MEMS) packaging technology, specifically relating to a multi-segment acoustic packaging structure and optimization method for a PMUT ultrasonic transducer. The multi-segment acoustic packaging structure for a PMUT ultrasonic transducer includes a base, a PMUT chip, and an acoustic cavity. The acoustic cavity includes a front cavity section, a tapered transition section, a conduit section, and a waterproof and acoustically permeable membrane. A first minimum gap is formed between the radiating surface of the PMUT chip and the bottom surface of the front cavity section; a second minimum gap is formed between the waterproof and acoustically permeable membrane and the outlet end of the conduit section. Furthermore, the acoustic cavity serves as either a transmitter or a receiver. When used as a transmitter, the depth of the front cavity section is greater than that of the front cavity section when used as a receiver, and the inner diameter of the conduit section is smaller than that of the conduit section when used as a receiver. This packaging structure, through optimization of geometric parameters and acoustic characteristics, achieves differentiated performance improvements for the transmitter and receiver, increasing the transmitted sound pressure and directivity, and expanding the bandwidth and receiving angle of the receiver.

The utility model belongs to the field of energy technology especially relates to a heat storage heating device, including support seat, liquid storage bucket, connecting valve, apron and lens, support seat installs one end of liquid storage bucket, the bottom end symmetry of liquid storage bucket is installed with two connecting valves, apron installs the other end of liquid storage bucket, and the lens is fixedly connected in the form of embedding in the central position of apron upper portion. Through the automatic angle adjusting spotlight system that support ring, reflector, connecting shaft, servo motor, worm and worm wheel constitute, can maximize utilization solar energy, improve the capture ability of device to solar energy, and can real -time adjustment reflector's angle according to the sun light direction, make reflector keep optimum reflection angle in different time period and different seasons, thereby more sunlight is reflected to the liquid storage bucket surface, realizes all -weather high -efficient light collection, and the overall heat collection efficiency is improved significantly.

The application discloses an oil tank heater and belongs to the technical field of vehicle fuel systems. The oil tank heater comprises an oil conveying pipe and a heating assembly, and the heating assembly is arranged at an oil inlet of the oil conveying pipe. The heating assembly comprises a hollow heating pipe and a shielding part. The hollow heating pipe is internally provided with a flow channel for fuel flow, the side wall of the hollow heating pipe is provided with an oil inlet, and the upper end of the hollow heating pipe is communicated with the oil conveying pipe. The shielding part is arranged above the hollow heating pipe and is used for blocking the upward diffusion of the fuel heated by the hollow heating pipe. The shielding part is used as a physical barrier to effectively prevent the disorderly diffusion of heat to cold oil with large volume, and the heated fuel is forced to enter the internal flow channel through the oil inlet, directional and concentrated high-efficiency heating is realized, and the heating efficiency is greatly improved and the energy consumption is reduced.

The utility model relates to a kind of high-efficiency light-concentrating photovoltaic module fixing structure, including photovoltaic board frame, the side equidistance fixed connection of photovoltaic board frame has first fixed block, the side equidistance fixed connection of photovoltaic board frame away from first fixed block has second fixed block, the bottom of first fixed block is equidistance fixed connection with first tooth, the top of second fixed block is equidistance fixed connection with second tooth, first tooth and corresponding second tooth are mutually meshed connection.The utility model has the beneficial effect that the meshed connection of first tooth and second tooth can provide stable initial connection, prevent photovoltaic board frame from shaking or misplacement during installation.The setting of threaded rod and through-hole provides installation basis and movement track for subsequent adjusting mechanism, so that the whole fixing structure has certain initial stability, and can be flexibly adjusted by the rotation of threaded rod, meet the adjustment demand of photovoltaic module light-concentrating angle under different environments.