Abstract: A high salinity wastewater treatment system is provided according to the present application, which includes a hydrogel loading system and a flow-storage different-oriented-inlet-and-outlet system. The hydrogel loading system includes six separation plates, a wastewater treatment area, a water distribution bin, a rotating shaft, a driving motor and a fixed bracket. The six separation plates evenly separate the wastewater treatment area into six separate treatment sectors in an axial direction. The six separate treatment sectors are filled with hydrogel materials with water purification effect. The high salinity wastewater infiltrates into each separate treatment sector one by one through high salinity wastewater inlet meshes on a surface of the wastewater treatment area, and the purified high salinity wastewater is discharged through a wastewater cleaning outlet pipe with a same water inlet direction as a cleaning filler distribution pipe.

Abstract: Method and device for treating coking wastewater through denitrification and anammox are provided. The device includes an anaerobic reactor, an anoxic reactor, a sedimentation tank, and an aerobic reactor sequentially communicated, and a coking wastewater tank communicated with the anaerobic reactor through an influent pump. The present disclosure promotes the formation of microgranular sludge in the device through a composite powder carrier, and promotes sulfur-based autotrophic denitrification in anaerobic and anoxic zones through pyrite in the composite powder carrier and an additional sulfur source, and promotes anammox in the anaerobic zone through NO2?—N produced by sulfur-based autotrophic denitrification in the anoxic zone.

Abstract: A superhydrophilic thick-film pH sensor based on chemical etching, and a preparation method thereof are provided. The superhydrophilic thick-film pH sensor includes: a substrate, and a working electrode and a reference electrode that cover surfaces of the substrate. The working electrode includes a titanium sheet attached to one side of the substrate; a front part of an outer surface of the titanium sheet is covered with a titanium dioxide sensitive layer; an electrically-conductive layer is attached to the other side of the substrate; the reference electrode is located on the electrically-conductive layer, and a surface of the reference electrode is coated with a naphthol layer; and an insulating gel wraps the substrate to expose only the working electrode and the reference electrode. The working electrode is obtained by soaking the titanium sheet in an 80° C. NaOH solution, and is integrated with the reference electrode to produce the thick-film pH sensor.

Abstract: A superhydrophilic thick-film pH sensor based on chemical etching, and a preparation method thereof are provided. The superhydrophilic thick-film pH sensor includes: a substrate, and a working electrode and a reference electrode that cover surfaces of the substrate. The working electrode includes a titanium sheet attached to one side of the substrate; a front part of an outer surface of the titanium sheet is covered with a titanium dioxide sensitive layer; an electrically-conductive layer is attached to the other side of the substrate; the reference electrode is located on the electrically-conductive layer, and a surface of the reference electrode is coated with a naphthol layer; and an insulating gel wraps the substrate to expose only the working electrode and the reference electrode. The working electrode is obtained by soaking the titanium sheet in an 80° C. NaOH solution, and is integrated with the reference electrode to produce the thick-film pH sensor.

Abstract: A resource treatment system for urine and feces separation and recovery in urine diversion dehydration toilets, includes a urine-faeces division toilet, a urine and gray water treatment system, and a fermentation and biodegradation fecal system. The urine-faeces division toilet is configured to separate and recover urine and feces discharged by users. The urine and gray water treatment system includes an adjusting pool, a microalgae culture device and a metal-based electrogenerated dynamic membrane. The adjusting pool is configured to receive the urine in the urine-faeces division toilet and domestic sewage, and adjust a urine-to-domestic sewage ratio. The metal-based electrogenerated dynamic membrane includes a metal microfiltration membrane, a stainless-steel mesh and a power supply. The fermentation and biodegradation fecal system includes a collection and adjusting device, a fermentation bed and a biodegradation chamber.

Abstract: An intelligent integrated anti-collision system and method for a pier, including: a radar sensing device disposed at the joint between the pier and a girder, image collection devices disposed around the pier, control system, hydraulic system and execution device, where the radar sensing and image collection devices transmit collected signals to the control system, which uses the hydraulic system to control the action of the execution device; the execution device is disposed at a middle part of the pier and includes a plurality of sections of steel-reinforced rubber concrete girder connected end to end through pulleys, the hydraulic system can drive the pulleys to rotate to enable the sections to be located on the same horizontal line, and an energy dissipation apparatus is disposed at the tail end of the last section to realize energy dissipation of the energy generated by impact when an object impacts the energy dissipation apparatus.

Abstract: The present application provides a composite catalyst and use thereof in preparing propylene glycol, where the composite catalyst includes: a main catalyst; and an assistant catalyst, forming on the main catalyst; the assistant catalyst is a magnesium hydroxide shell with a cage-like shape forming on the surface of the main catalyst, and the main catalyst is located inside the magnesium hydroxide shell.

Abstract: An intelligent integrated anti-collision system and method for a pier, including: a radar sensing device disposed at the joint between the pier and a girder, image collection devices disposed around the pier, control system, hydraulic system and execution device, where the radar sensing and image collection devices transmit collected signals to the control system, which uses the hydraulic system to control the action of the execution device; the execution device is disposed at a middle part of the pier and includes a plurality of sections of steel-reinforced rubber concrete girder connected end to end through pulleys, the hydraulic system can drive the pulleys to rotate to enable the sections to be located on the same horizontal line, and an energy dissipation apparatus is disposed at the tail end of the last section to realize energy dissipation of the energy generated by impact when an object impacts the energy dissipation apparatus.

Abstract: A chip module includes a circuit board (2), a slot (21) disposed on a surface of one side of the circuit board (2), a lidless packaged chip (5), a heat radiator (4), and a substrate fixing assembly (6). The lidless packaged chip (5) includes a substrate (51) and a die (52) packaged on the substrate (51). The slot (21) is electrically connected to the circuit board (2), the lidless packaged chip (5) has a connecting part on one side of the substrate (51) facing away from the die (52), and the connecting part is inserted into the slot (21). The heat radiator (4) is press-fitted on one side of the die (52) facing away from the circuit board (2). The substrate fixing assembly (6) is press-fitted at a periphery of one side of the substrate (51) facing away from the circuit board (2) and avoids the die (52).

Abstract: An alternating cascaded system for high-salinity wastewater treatment includes a pollutant removal system and an alternating cascaded water conveyance system embedded in the pollutant removal system. The pollutant removal system includes four partition plates, a pollutant removal zone and a discharge sump; and the alternating cascaded water conveyance system includes feed water distribution channels disposed under a feed water conveyer pipe and on an outer wall of a first pollutant removal subzone, cleaning water distribution channels disposed on an outer wall of a third pollutant removal subzone and located under a cleaning water pipe, and a purified water discharge pipe and a cleaning water discharge pipe that are located in the discharge sump and axially have a same discharge direction from top to bottom.

Abstract: A high salinity wastewater treatment system is provided according to the present application, which includes a hydrogel loading system and a flow-storage different-oriented-inlet-and-outlet system. The hydrogel loading system includes six separation plates, a wastewater treatment area, a water distribution bin, a rotating shaft, a driving motor and a fixed bracket. The six separation plates evenly separate the wastewater treatment area into six separate treatment sectors in an axial direction. The six separate treatment sectors are filled with hydrogel materials with water purification effect. The high salinity wastewater infiltrates into each separate treatment sector one by one through high salinity wastewater inlet meshes on a surface of the wastewater treatment area, and the purified high salinity wastewater is discharged through a wastewater cleaning outlet pipe with a same water inlet direction as a cleaning filler distribution pipe.

Abstract: A movably-connected and continuously-connected apparatus for uninterrupted high-salinity wastewater purification includes a high-salinity wastewater adsorption treatment system and a movably-connected drainage system embedded in the treatment system. The high-salinity wastewater adsorption treatment system includes four purification zone partition plates, a hollow cylindrical purification zone, a cylindrical water distribution sump located in an axial center of the purification zone, a rotating shaft, a motor, a fixed support and a water tank; the four purification zone partition plates include a first partition plate forming an angle of 135° with a horizontal direction from left to right, a second partition plate forming an angle of 45° with the horizontal direction from left to right, a third partition plate forming an angle of 135° with a vertical direction from bottom to top and a fourth partition plate forming an angle of 135° with the vertical direction from bottom to top.

Abstract: Disclosed a device for preventing and controlling pollutants in the reuse of reclaimed water in agricultural activity areas with extreme water shortage, including A2/O tank (1), nano-aeration tank (2) and quick soil infiltration device (3) connected in sequence. A2/O tank (1) is fed with wastewater to be treated, which is treated sequentially in anaerobic, anoxic and aerobic environment, thereafter the supernatant is transported into nano-aeration tank (2). The supernatant treated by nano-aeration tank (2) is transported into quick soil infiltration device (3), and is allowed to flow through one or more layers of fillers laid in quick soil infiltration device (3) to degrade or remove pollutants.

Abstract: It discloses to a device and a method for controlling pollutants in metal mine water resources cycling utilization. The device includes a multi-stage inflow constructed wetland (3), in which one or more layers of the filler are laid, and water distribution pipes (4) are buried at different height levels in the filler layers for multi-stage inflow, so that the received basin water is allowed to flow through each layer of the filler to degrade or remove the pollutants. In the multi-stage inflow constructed wetland, the types of fillers, dosage ratio, particle size and filling height of fillers in each layer are specifically selected. Therefore, heavy metal adsorption, suspended matter filtration, organic matter degradation, dephosphorization and denitrification can be effectively realized in the multi-stage inflow constructed wetland.

Abstract: A hybrid hydrogel carrier for high-salinity wastewater treatment and a preparation method thereof are disclosed. The hybrid hydrogel carrier includes a functional microorganism and a conductive hydrogel carrier, wherein the functional microorganism is a halotolerant species; the conductive hydrogel carrier is a compatible conductive hybrid hydrogel, and magnetic triiron tetraoxide (Fe3O4) particles and a compatible substance are uniformly distributed on the surface and inside.

Abstract: An optical device includes a first electrode layer, a first alignment layer, a liquid crystal layer, a second alignment layer, and a second electrode layer being arranged in turn along a light transmission direction; wherein the first electrode layer comprises a first electrode, a second electrode, and a first impedance membrane arranged between the first electrode and the second electrode, and the first electrode and the second electrode are respectively arranged on opposite ends of the first impedance membrane; the second electrode layer has a structure similar to that of the first electrode layer. The four electrodes form a light transmission hole being shaped as a parallelogram. The present invention solves the problem that the focal length of the liquid crystal lens cannot be accurately adjusted due to the instability of the impedance of the impedance membrane of the present liquid crystal lens.

Abstract: The present invention relates to a method for simultaneous removal of heavy metals and organic matters from wastewater, including four steps: anoxic reaction, incubation reaction, aerobic reaction and sedimentation reaction, to solve tricky problems and shortcomings of current treatment technologies for industrial wastewater containing both heavy metals and organic substances. Compared with current technologies, in the present invention, by regulating and controlling heavy metal ions in wastewater, catalysts with function of activating molecular oxygen are in-situ generated, catalyzing dioxygen to produce strong oxidative species, thereby realizing catalytic oxidation of organic pollutants and crystallization and precipitation removal of heavy metals, which creatively treats waste using waste to achieve green oxidation, shortened treatment process, improvement of treating efficiency, reduction of economic cost and promotion of technology for industrial application.

Abstract: A resource treatment system for urine and feces separation and recovery in urine diversion dehydration toilets, includes a urine-faeces division toilet, a urine and gray water treatment system, and a fermentation and biodegradation fecal system. The urine-faeces division toilet is configured to separate and recover urine and feces discharged by users. The urine and gray water treatment system includes an adjusting pool, a microalgae culture device and a metal-based electrogenerated dynamic membrane. The adjusting pool is configured to receive the urine in the urine-faeces division toilet and domestic sewage, and adjust a urine-to-domestic sewage ratio. The metal-based electrogenerated dynamic membrane includes a metal microfiltration membrane, a stainless-steel mesh and a power supply. The fermentation and biodegradation fecal system includes a collection and adjusting device, a fermentation bed and a biodegradation chamber.

Abstract: An optical device includes a first electrode layer, a first alignment layer, a liquid crystal layer, a second alignment layer, and a second electrode layer being arranged in turn along a light transmission direction; wherein the first electrode layer comprises a first electrode, a second electrode, and a first impedance membrane arranged between the first electrode and the second electrode, and the first electrode and the second electrode are respectively arranged on opposite ends of the first impedance membrane; the second electrode layer has a structure similar to that of the first electrode layer. The four electrodes form a light transmission hole being shaped as a parallelogram. The present invention solves the problem that the focal length of the liquid crystal lens cannot be accurately adjusted due to the instability of the impedance of the impedance membrane of the present liquid crystal lens.

Abstract: A method for treating wastewater containing fluoroquinolone antibiotics by activating peroxyacetic acid heterogeneously with lanthanum ruthenate perovskite (LaRuO3) catalyst. The method includes: adding peroxyacetic acid to wastewater containing ciprofloxacin, mixing to obtain a peroxyacetic acid solution, adjusting a pH of the peroxyacetic acid solution; and adding lanthanum ruthenate perovskite to the peroxyacetic acid solution to obtain a mixed solution, and stirring the mixed solution in a constant temperature shaker, and removing the ciprofloxacin at a normal temperature.