45results about How to "Small electrode spacing" patented technology

The invention discloses a low-voltage transparent electrothermal film which comprises a transparent base material, a transparent conductive layer and electrodes. The transparent conductive layer is formed on at least one side of the transparent base material; the electrodes are formed by bus bars and a plurality of inner electrodes, wherein the inner electrodes extend oppositely from the bus bars to form interdigital electrodes; and the electrodes are arranged on the transparent conductive layer and are in electrical contact with the transparent conductive layer. Through the arrangement of the bus bars and the inner electrodes, distance between two electrodes is reduced and resistance of the transparent conductive layer between the two electrodes is reduced, so that low-voltage power supply can be used, and the voltage of a daily lithium battery can be used normally, and a temperature of 90-180 DEG C can be reached quickly by heating. The two surfaces of graphene can be provided with two sets of electrodes respectively, and the inner electrodes of the two sets of electrodes are staggered for a certain distance, so that heating uniformity can be further ensured. The heating temperature is improved under the same low voltage.

The invention discloses a low-voltage transparent electrothermal film, including a transparent base material, a transparent conducting layer and electrodes. The transparent conducting layer is formed on at least one side of the transparent base material; the electrodes are formed by bus bars and inner electrodes, and the inner electrodes extend oppositely from the bus bars to form interdigital electrodes; the bus bars are connected with a positive electrode or a negative electrode of a power supply, so that the two adjacent inner electrodes are opposite in polarity, and in energization, current provided by the positive electrode bus bar flows from the positive inner electrodes into the corresponding negative inner electrodes and finally all converges into the negative electrode bus bar; and the electrodes are located on the transparent conducting layer and is in electrical contact with the transparent conducting layer. The low-voltage transparent electrothermal film is provided with the bus bars and the inner electrodes, an interval of two electrodes is reduced to enable resistance of the transparent conducting layer between the two electrodes to be reduced, thus low voltage can be used to supply power, and normally, the low-voltage transparent electrothermal film can be heated to 90 to 180 DEG C rapidly by adoption of voltage of a lithium battery of everyday use. Two sets of electrodes can be arranged on two sides of graphene, and the inner electrodes of the two sets of electrodes are staggered at a certain distance, thereby further ensuring heating uniformity, and improving heating temperature under the same low voltage.

The invention provides a tubular porous titanium membrane-ozone contact reaction device and its water treatment method, a cavity, a tubular membrane electrode and a counter electrode; the tubular porous titanium membrane electrode is arranged in the center of the cavity, and the counter electrode is arranged in the tubular membrane Inside the electrode, a separation material is provided between the counter electrode and the tubular porous titanium membrane electrode to prevent short circuit; the bottom and top of the cavity are respectively provided with an air inlet and an air outlet, and the lower end and upper end of the tubular porous titanium membrane electrode are They are water inlet and water outlet respectively, which are used to make waste water flow into and out of the tubular porous titanium membrane electrode; when in use, when the tubular porous titanium membrane electrode is used as the cathode, the counter electrode is used as the anode, and when the tubular porous titanium membrane electrode is used as the anode, the opposite electrode is used as the anode. electrode as cathode. The device can realize bubble-free and high-efficiency mass transfer of ozone in the whole system, and at the same time, efficiently transform at the membrane-electrode interface to generate hydroxyl radicals, which are used for the rapid degradation of refractory organic matter.

The invention discloses a high-efficiency electric dehydrator and belongs to the technical field of electric dehydration of crude oil. The high-efficiency electric dehydrator is characterized by comprising an electric dehydrator shell (1), and an oil inlet pipe (2), a water outlet pipe (3) and an oil outlet pipe (6) which are arranged in the electric dehydrator shell (1), wherein the oil inlet pipe (2) and the water outlet pipe (3) are arranged on the lower part of the electric dehydrator shell (1); the oil outlet pipe (6) is arranged on the upper part of the electric dehydrator shell (1); theinlet of the oil inlet pipe (2) extends out of the outer part of the electric dehydrator shell (1) and is connected with a reciprocating piston pump (9); an electrode and a suspension needle grounding electrode (5) are arranged in the electric dehydrator shell (1); the suspension needle grounding electrode (5) vertically penetrates through a runner inside the electrode; and one side on the lowerpart of the electric dehydrator shell (1) is grounded. With the adoption of the structure that the suspension needle grounding electrode vertically penetrates through the runner inside the electrode,the electrode spacing is greatly narrowed, so that the electric field of the same intensity can be generated at a lower voltage, and the coalescence rate of water drops can be effectively improved. Therefore, the dehydration efficiency is improved, and the treatment capacity is increased.

The invention relates to a negative pressure adsorption microbial fuel cell, which comprises a cathode chamber and an anode chamber, and an anode chamber is attached to one or more outer surfaces of the cathode chamber; the cathode chamber includes a cathode chamber with a square groove A in the center of the upper end surface The body, each outer surface of the cathode chamber body is provided with a negative pressure chamber, the two side walls of the negative pressure chamber are provided with air passages, and the air passages between two adjacent negative pressure chambers are connected; in the cathode chamber body A pressure relief switch and an exhaust one-way valve connected to the negative pressure chamber are provided on one side of the upper end surface; a proton exchange membrane and a sealing ring are provided between the surfaces of the cathode chamber and the anode chamber, and the cathode chamber and the anode chamber Other surfaces that are not bonded to each other are bonded with reaction chamber side plates through sealing rings. The invention has the advantages that: the invention can improve the excessive internal resistance of the traditional microbial fuel cell and can be applied in practice.

The invention discloses a high-density distributed three-dimensional electrode device, which includes an electrode array and an electrode fixing assembly. The electrode array is fixed on the electrode fixing assembly. The electrode array includes a plurality of electrodes. An electric pulse of the first polarity and an electric pulse of the second polarity are applied, wherein the electrodes corresponding to the electric pulse of the first polarity are distributed around the electrodes corresponding to the electric pulse of the second polarity. Through the above method, the present invention provides a high-density distributed three-dimensional electrode device. The device uses group-multiplexed electrodes, which can compensate for the uneven electric field caused by the three-dimensional electrodes to the greatest extent, and can process milliliter-level cells at a time. It can be used in both orifice plates and flow devices, can avoid damage to cells by high voltage, and is low in cost. It is a high-throughput, high-efficiency cell electroporation device.

The invention discloses an electrochemical reactor and a method for processing the organic pollutant in water. The electrochemical reactor comprises a direct-current power supply, an electrolytic bath and an electrode assembly arranged in the electrolytic bath. The electrochemical reactor is characterized in that the electrode assembly mainly comprises an electrode stand, a cathode plate and an anode plate, wherein the electrode stand and the electrolytic bath are in a split structure; the electrode stand comprises two insulated side walls, a cathode conducting bar and an anode conducting bar; the cathode conducting bar and the anode conducting bar are respectively fixed on the bottoms of the inner sides of the two side walls; the opposite inner sides of the two side walls are respectively provided with longitudinal grooves; the cathode plate and the anode plate are inserted in the groove between the two side walls and are arranged at an interval; the lower end of the cathode plate is in contacted connection with the cathode conducting bar; the lower end of the anode plate is in contacted connection with the anode conducting bar; the cathode conducting bar is electrically connected with the cathode of the direct-current power supply; and the anode conducting bar is electrically connected with the anode of the direct-current power supply. The electrochemical reactor disclosed by the invention has the advantages that energy consumption is less, electrocatalytic oxidation effect is good, the electrode is easy to install, and the subsequent electrode and the subsequent electrolytic bath are easy to clean.

The invention discloses a three-dimensional electrode electro-catalytic oxidation reactor for degrading sewage. The three-dimensional electrode electro-catalytic oxidation reactor comprises a container and a power supply device, wherein the container is provided with a water inlet and a water outlet. The container is internally provided with an electrode group; the electrode group comprises a plurality of positive electrodes and a plurality of negative electrodes; the positive electrodes and the negative electrodes are same in number and uniformly arranged at staggered intervals; zeolite particles are added in the liquid in the container and used as a third electrode; and the power supply device is conductively connected with the positive electrodes and the negative electrodes of the electrode group. The three-dimensional electrode electro-catalytic oxidation reactor has the advantages as follows: 1, the positive electrodes and the negative electrodes obtain electric power, so that H ions and O ions are decomposed from sewage liquid, therefore the zeolite particles can be formed into a tiny primary cell, and the tiny primary cell is used for converting the H ions and the O ions into OH hydroxyl radical ions; and 2, the positive electrodes and the negative electrodes obtain the electric power, so that the zeolite particles play a particle electrode effect and exert an ion conversion effect so as to generate a lot of OH hydroxyl radical ions on the peripheral surfaces of the electrodes and in the liquid.

The invention discloses a cover plate-free carbon nanotube device structure and a manufacturing method thereof. The structure includes a (100) monocrystalline silicon substrate, carbon nanotubes and a metal electrode. On the (100) monocrystalline silicon substrate is arranged a groove with a substantially rhombic section and running over the whole (100) monocrystalline silicon substrate width. The carbon nanotubes cross over the groove and keep suspended over the groove. The metal electrode is located on two sides of the groove and separately covers the parts of the carbon nanotubes crossing on the two sides of the groove, so that the carbon nanotubes and the metal electrode on the two sides of the groove form electrical connection. The inventive device structure is used for carbon nanotube electronic devices and sensors. As a cover plate is obviated, the device structure manufacturing process is simple and the yield is high so that the device structure is suitable for array production.

The invention discloses an indoor air purifier based on dielectric barrier discharge and PI nanofilm filtration. The indoor air purifier comprises a box body with an air duct, wherein an inlet and an outlet which are communicated with the air duct are respectively formed in two ends of the box body; a fan is arranged at the inlet; a dielectric barrier discharge device is arranged in the air duct; and a PI nanofilm filtration cover with a purified gas outlet is formed in the outlet of the box body. According to the indoor air purifier based on dielectric barrier discharge and PI nanofilm filtration disclosed by the invention, three technologies such as dielectric barrier discharge, physical filtration and chemical catalysis are combined, a synergistic effect of low temperature plasma and chemical catalysis is utilized, the directional oxidation capacity is improved, and the air purification capacity is improved. Moreover, a foldable PI nanofilm with large filtering area is adopted, so that fine particles in air can be blocked, and the energy consumption is not increased.

The present invention provides an electrolytic hydrogen-oxygen combination device. Unique top slots are designed on the first slot and the second slot. The left and right sides are used to form gas passages to make the separation of hydrogen and oxygen more thorough. Bottom slots are provided at the bottom of the slots constituting the oxygen production reaction chamber and the hydrogen production reaction chamber, which are used to form liquid channels. For example, the bottom slots are opened on the right and left sides respectively, so that the oxygen-containing lye and the hydrogen-containing lye can circulate independently , the contact area between the electrode sheet and the electrolyte is increased, and the electrolysis is more efficient. The hydrogen production reaction chamber and the oxygen production reaction chamber are separated by a proton exchange membrane, which is conducive to the reduction of the electrode spacing, reduces the solution resistance, and lowers energy consumption. The high-efficiency and energy-saving electrolytic hydrogen-oxygen combination device is powered by DC power supply. Combining the above several measures, the electrolysis efficiency of the electrolysis device is greatly improved, and the disassembly is convenient, the preparation is simple, the application range is wider, and the use is more flexible.

The invention discloses a method for preparing an MSM photodetector, which belongs to the technical field of photodetectors. The method for preparing a high-speed and high-efficiency MSM photodetector in the invention is as follows: in SOI(Si+SiO 2 +Si) semiconductor thin film was prepared on the substrate; interdigitated electrodes were prepared on the semiconductor thin film; SiO was removed by etching 2 layer, so that the device is separated from the silicon substrate; on the back of the device, the silicon and the semiconductor film are sequentially etched to form a periodic optical trap structure, and a high-speed and high-efficiency MSM photodetector is obtained. This preparation method integrates a periodic optical trap structure in the semiconductor film. While ensuring the response rate of the MSM photodetector, the photodetection efficiency of the detector is effectively improved, and the invention is used in visible light and infrared detection and imaging technologies.