42 results about "Abnormal appearance" patented technology

The invention relates to a substation equipment appearance abnormality recognition method based on a substation inspection robot. In the method, based on a power inspection robot platform (with a model number of LER-3000), relative technologies such as an image processing technology, a mode recognition technology and the like are utilized to detect images collected by power equipment, judge whether the equipment is in abnormal conditions of fouling, damage, foreign bodies and the like or not, find out a corresponding defect recognition method by analyzing the collected images, accurately and rapidly detect the abnormality of the equipment, timely report and eliminate safety hidden dangers. The substation equipment appearance abnormality recognition method based on the substation inspection robot comprises the following steps of, firstly, collecting an image of each equipment on an inspection route by the power inspection robot; secondly, carrying out registration on a processed image and a corresponding equipment reference image stored in advance; thirdly, after image registration, detecting a region with the abnormality according to a difference of the two images; and fourthly, classifying the abnormality according to characteristic parameters of the detected abnormal region.

The invention discloses a vehicle-mounted detection device and detection method suitable for patrol inspection of power distribution lines; the device includes a vehicle top patrol inspection device and an in-vehicle master control device which are in mutual communication; the vehicle top patrol inspection device collects information of abnormal appearance, thermal defects and / or insulation defects of the power distribution lines and equipment and transmits the information to the in-vehicle master control device; the in-vehicle master control device receives the information sent by the vehicletop patrol inspection device, and controls a patrol inspection vehicle to drive according to a predetermined patrol inspection route at the same time. The vehicle-mounted detection device mainly includes two parts: the vehicle top detection assembly and the in-vehicle general control assembly. Without special modification of the vehicle, the detection device can be conveniently mounted on the patrol inspection vehicle, and the patrol inspection operation of the power distribution lines can be carried out.

The invention discloses a comprehensive detection device for a safe operation environment of a tunnel train. The comprehensive detection device comprises an image acquisition unit, a tunnel inspectionunit and a system control unit, wherein the image acquisition unit conducts image acquisition through various detection capture units; the tunnel inspection unit conducts targeted detection on the part of abnormal appearance in a tunnel based on analysis and processing results of images collected by the image acquisition unit; the system control unit is composed of a control module, a storage module and an identification module, and is used for analyzing, processing and identifying image data and storing results in a local hard disk. The invention further discloses a detection method adoptingthe detection device. When the train runs in the tunnel, the detection device can be started to comprehensively detect overhead lines, the tunnel, a steel rail and a track board, a previous manual inspection or special inspection van inspection mode is abandoned, the detection efficiency is improved to a large extent, and the detection time is shortened.

The invention discloses a method for coating a lithium ion battery pole piece. The method includes the following steps that S1, the front surface of foil with a coating is coated with slurry, and then is conveyed to a first drying oven to be dried; the first drying oven is divided into a first section, a second section, a third section, a fourth section and a fifth section which are sequentially arrayed in the conveying direction of a coating machine; S2, the back surface of the single-surface coated pole piece obtained in the first step is coated with slurry and then is conveyed to the first drying oven to be dried; S3, the double-surface coated pole piece obtained in the second step is placed in a second drying oven to be dried. By means of the method for coating the lithium ion battery pole piece, solvent in the battery pole piece can be evenly volatilized, the abnormal appearance problem of the pole piece is solved obviously, the homogeneity and cohesiveness of the pole piece are guaranteed, the quality of the pole piece is improved and the yield of the pole piece is increased.

The invention discloses a liquid supplement method for a cascaded utilization soft package lithium battery cell. The liquid supplement method comprises the steps of initially screening a retired soft package power battery cell; removing the battery cell with abnormal appearance, and reserving the battery cell with favorable appearance, excessive low capacity, large internal resistance and high voltage; and discharging a battery cell to be liquid-supplemented to 2.5V, placing the battery cell in a glove box with a dew point lower than -45 DEG C, supplementing an electrolyte to the battery cell by an injector, sealing by a packaging machine, and checking a package effect to obtain the battery cell after being liquid-supplemented. By the method, liquid is supplemented on the condition that a battery cell main body is not disassembled; and by the method, the problems of low capacity, cycle bubbles, large internal resistance, high voltage and the like of the battery cell caused by decomposition of the electrolyte and a small amount of electrolyte can be effectively solved, and the cascaded utilization ratio of the soft package lithium power battery is improved.

The invention provides a product detection system and method, and relates to the technical field of appearance quality detection. The system comprises a dark box, an image collector, lighting equipment, a positioning limiter, a controller and a conveying mechanism, wherein the lighting equipment provides illumination for the dark box; a sensor installed on the conveying mechanism sends the read identification code of a target product to the controller; the positioning limiter limits the target product on the conveyor to the dark box and sends a positioning signal to the controller; and the controller triggers the image collector to collect image data of the target product after receiving the positioning signal, recognizes and judges the image data bound with the identification code, and performs an abnormal alarm for the abnormal appearance of the target product. The system can realize the full automatic control process of identification code entry of the target product, appearance judgment of the target product and the abnormal appearance alarm, avoid the artificial process of judging the target product quality by naked eyes and registering the abnormal appearance of the product,and improve the quality detection efficiency of the target product.

The present invention relates to a vehicle-glass cleaning fluid composition comprising an alcohol, an anionic surfactant, and tartaric acid as a corrosion inhibitor. The present invention provides a cleaning fluid composition entailing improved metal corrosion prevention, durability for rubbers and plastics, and performance in preventing the noise and wear which occur when there is friction between a wiper blade and glass surface. The cleaning fluid composition of the present invention has outstanding corrosion-preventing properties while also substantially improving test-piece weight-change reduction and abnormal appearance changes, and has a highly outstanding performance in preventing noise and wear due to friction.

The invention discloses an activation method of a cascaded utilization power battery. The activation method comprises the steps of initially screening a retired soft package power battery cell; removing the battery cell with abnormal appearance, and reserving the battery cell with favorable appearance; and discharging a battery cell to be activated to 2.5V or 2.0V, charging the battery cell with 0.05C in an environment of 20-40 DEG C, correspondingly discharging the battery cell to 0.05C-2.5V or 2.0V, circulating for 3 periods, charging the battery cell with 0.1C, correspondingly discharging the battery cell to 0.1C-2.5V or 2.0V, circulating for 3 periods, discharging the battery cell by about 10% until SOC is 90%, stopping circulating, placing the battery cell in an environment of 45 DEG C, and allowing the battery cell to stand for 24 hours. By the method, the battery cell is activated by different charge-discharge processes and by standing at 45 DEG C on the condition that the battery cell is not disassembled; and by the method, the problem of low capacity, large internal resistance and the like of the battery cell caused by polarization and partial active lithium deposition can be effectively solved, and the cascaded utilization ratio of the power battery is improved.

The invention relates to the technical field of solar monocrystalline battery pieces, and provides a solar monocrystalline battery piece texturing process in order to solve the problems of abnormal appearance, low yield and low battery conversion efficiency of a battery piece prepared by a traditional solar monocrystalline battery piece texturing process. The process comprises the following steps:(1) feeding; (2) rough polishing; (3) first rinsing; (4) cleaning through a hydrogen peroxide / sodium hydroxide mixed solution; (5) second rinsing; (6) texturing through a sodium hydroxide / texturing additive mixed solution; (7) third rinsing; (8) cleaning through a hydrogen peroxide / sodium hydroxide mixed solution; (9) fourth rinsing; (10) cleaning with mixed acid; (11) fifth rinsing; (12) sixth rinsing; (13) cleaning with hydrofluoric acid; (14) slowly pulling and cleaning; (15) drying. By adopting the process provided by the invention, the texturing structure with the small and uniform pyramid morphology can be manufactured, the number of pyramids per unit area is increased, more light is absorbed, the short-circuit current is improved, and the conversion efficiency of the battery is improved.

The invention discloses a low-pressure oxidization process for a crystalline silicon small-textured structure. The low-pressure oxidization process is carried out on a crystalline silicon wafer with the textured dimension of 0.1-2[mu]m to generate a layer of uniform SiO<2> layer on the surface of the crystalline silicon small-textured structure, so that the surface recombination rate is lowered, the minority carrier lifetime is prolonged, the problem of surface passivation of the crystalline silicon small-textured structure is solved, the surface doping concentration of an emitter can be lowered, the problem of overhigh surface doping concentration of the small-textured structure can be solved, the influence from "dead layer" can be weakened obviously, and the short-wave response of the battery can be improved; meanwhile, the oxidization process is performed in a low-pressure state, so that gas stability and uniformity and environment cleanliness in a diffusion furnace tube can be improved, the sheet resistance uniformity after oxidization is greatly improved and the battery efficiency is improved; and meanwhile, the problem of abnormal appearance of the silicon wafer surface in normal-pressure oxidization can be solved, the number of the abnormal white spots and the like on the silicon wafer surface can be obviously reduced, and the battery product quality is improved effectively.

The invention discloses a mold-proof and antibacterial photovoltaic back plate which sequentially comprises a weather-proofing fluorine membrane, an adhesive layer, PET (polyethylene terephthalate), an adhesive layer and a mold-proof and antibacterial membrane, wherein the mold-proof and antibacterial membrane comprises the following ingredients in parts by mass: 60-95 parts of polyolefin, 0.1-7 parts of a mold-proof and antimicrobial agent, 2-40 parts of inorganic fillers, 0.1-10 parts of an antioxidant, and 0.1-5 parts of an uvioresistant agent; and the mold-proof and antimicrobial agent istitanium dioxide and has a particle size of less than 100nm. Growth of mold and microorganisms in the back plate can be effectively inhibited, or killed by contact; the problems of performance degradation, an abnormal appearance and the like of the back plate due to reproduction of the mold and the microorganisms are avoided; and the long term performance stability of the back plate is ensured.

The present invention relates to a vehicle-glass cleaning fluid composition comprising an alcohol, an anionic surfactant, and tartaric acid as a corrosion inhibitor. The present invention provides a cleaning fluid composition entailing improved metal corrosion prevention, durability for rubbers and plastics, and performance in preventing the noise and wear which occur when there is friction between a wiper blade and glass surface. The cleaning fluid composition of the present invention has outstanding corrosion-preventing properties while also substantially improving test-piece weight-change reduction and abnormal appearance changes, and has a highly outstanding performance in preventing noise and wear due to friction.

The invention relates to a pediatric test sample delivery device. The device includes a sampling bottle, a sampling shovel and a sampling spoon; the sampling bottle includes an outer cylinder and an inner cylinder; the outer cylinder is fixedly provided with the inner cylinder; the upper end of the outer cylinder is assembled with an outer cover body; the upper end of the inner cylinder is assembled with an inner cover body; the inner cover body is clamped and buckled on the inner cylinder; both the sampling shovel and the sampling spoon can be put in the inner cylinder; the sampling shovel isprovided with a shovel handle; and the inner cover body is provided with a limit hole. The device is convenient for taking samples with various states; the device is good in sealing and in favor of preserving the samples; when watery or granular manure is taken, the sampling spoon can be used; when the manure having no abnormal appearance is taken, the sampling shovel can be used to take the samples at different depths, so that the levels of the samples can be guaranteed, and test results can be more accurate; and the outer cylinder is arranged outside the inner cylinder, the inner cylinder is provided with the inner cover body, and the outer cylinder is provided with the outer cover body, so that the cleanliness of the sampling bottle can be guaranteed, and therefore, pollution can be avoided during transferring and delivery, and the pollution to environments can be prevented as well.

The invention relates to a tool for assembling a yaw damper of a bogie. The tool comprises a base plate seat, wherein the base plate seat is provided with a locating block and a locating support, the locating block corresponds to a base plate groove of the yaw damper, the outer side surface of the locating support is provided with a fixing nut, a lead screw is arranged in the fixing nut, a locating pin is arranged at the front end of the lead screw and is matched with a locating hole of a yaw damper torsion rod, the back end of the lead screw is connected with a handle, the top of the locating support is provided with a limiting groove for limiting the end of the yaw damper torsion rod, and the inner side of the locating support is provided with magnetic sheets for respectively adsorbing the yaw damper torsion rod, a vertical plate and left and right side plates. According to the tool for assembling the yaw damper of the bogie, disclosed by the invention, the magnetic sheets replace the traditional lead screw to clamp the tool, and a jack-out demoulding method of a central locating pin is additionally provided so that a problem that a tool with the abnormal appearance is unlikely to be clamped is smartly solved, the self size and the clamping complexity of the tool are largely reduced, and the manufacturing cost of the tool is saved; and meanwhile, the clamping time of tool assembly by labors is largely shortened and the production efficiency is improved.

The invention relates to the field of electronic equipment and discloses a system recovery method, a device, a processor and storage. The system recovery method comprises the following steps: performing a judging operation after normally starting a system; generating a first instruction when the system is judged to meet a preset condition, and causing the storage which receives the first instruction to store a present system state file loaded with a first identifier; when the system is abnormal and restarted and the system recovery is required, acquiring the lastly stored system state file in the storage according to the first identifier and accordingly recovering the system. According to the system recovery method disclosed by the invention, the recurrence for a problem appearing environment in the mode of the prior art is not required during a system recovery process and the step is simple, so that the efficiency of the system recovery is increased; the backup for the system is realized; the system is recovered to the last normal state; the operation finished during the period from the normal starting to the abnormal appearance of the system is stored.

The invention discloses an etching groove for improving appearance yield of a double-sided PERC battery and reducing acid consumption, and relates to the technical field of crystalline silicon solar cell production equipment. The etching groove comprises an etching groove main body, wherein an etching liquid is arranged in the etching groove main body; a plurality of rolling wheels used for driving the etching liquid are arranged in the etching groove main body; the rolling wheels are not completely immersed in the etching liquid; and threads are arranged on the rolling wheels, wherein the thread depth range of the threads ranges from 0.2mm to 2 mm, and the thread pitch range of the threads ranges from 0.2mm to 3 mm. The problem of abnormal appearance of the back surface caused by bright edges is solved, the product appearance yield is improved, and meanwhile, the acid consumption can be reduced.

The invention relates to a saturation method of a graphite frame and the graphite frame. The saturation method of the graphite frame comprises the following steps: step S1, removing impurities on thesurface of the graphite frame (10) and washing with water; step S2, carrying out first drying treatment on the graphite frame, wherein the temperature of the drying treatment is 150-200 DEG C; step S3, performing secondary drying treatment on the graphite frame, wherein the temperature of the drying treatment is 400-450 DEG C; and step S4, arranging a passive film layer on the surface of the graphite frame. The graphite frame prepared through the saturation method of the graphite frame is used for passivating silicon wafers. The number of the silicon wafers with abnormal appearances is greatlyreduced. The passivation effect of the silicon wafers is improved, and the saturation time of the graphite frame is shortened through the saturation method.

Provided is: a resin molded article for an optical element wherein high surface precision is kept since an abnormal appearance-formed portion such as a hesitation mark is effectively formed outside an optical surface without cutting off the portion and an optical surface itself can be less likely to be influenced by shrinkage with hardening such as sink; a method and device for manufacturing the same; and a scanning optical device. The resin molded article for an optical element which comprises first surface portion at a part of the surface of a resin molded base and comprises a hollow portion formed by injecting a fluid into the inside of the base from the outside. Assuming that the distance between the first end of the base and an end of the first surface portion, the end being close to the first end, is A and the distance between the second end of the base, the end being other than the first end and being on the opposite side across the first surface portion, and the end of the first surface portion, the end being on the side close to the second end, is B, the relations of (A>0, B>0, A=B) are satisfied.

The invention provides a scrapping method of printed circuit boards. The method is characterized in that the method comprises following steps of S1, a preprocessing step: acquiring a printed circuit board finished product after the preprocessing step, wherein a copper patch is arranged on the printed circuit board finished product; S2, appearance examination of the copper patch; S3, electrical performance test: carrying out electrification test on the printed circuit board finished product; and S4: carrying out scrapping processing on a printed circuit board with abnormal appearance in the step S2 or on a circuit board which fails to pass the electrical performance test, wherein the printed circuit board comprises conductive copper patch with a copper skin layer and a rubber layer, and connecting the conductive copper patch with the copper patch so as to allow the conductive copper patch to be conducted with a circuit diagram layer of the printed circuit board to form a short circuit,thereby finishing scrapping of the printed circuit board. According to the invention, the yield of the product is high; the production cost is low; and production efficiency is high.

The invnetion provides a skin-masking material for adhesion to the skin in order to conceal a region of the skin, when the region has what is considered to be an abnormal appearance, wherein the skin-masking material has good cosmetic coverage when a cosmetic is further applied over the surface of the skin-masking material when adhered to the skin. The skin-masking material includes a contact adhesive layer laminated to one surface of a film layer having stretch properties, and where the average particle diameter of a powder contained in a cosmetic applied to the other surface of the film layer is denoted by d, and the thickness of the film layer is denoted by w, the Rz of the other surface satisfies the relationships d <= Rz <= 60d and Rz <= w. Because the Rz of the other surface is equal to or greater than the average particle diameter d, the majority of the powder of the cosmetic enters the asperities formed on the other surface, and is retained within the asperities.

The invention provides a method for restoring and reutilizing an LED (Light Emitting Diode) discarded substrate. The method comprises the following steps: (1) cleaning the surface of a discarded epitaxial wafer or a discarded wafer produced during manufacturing with a detergent; (2) performing ICP (Inductively Coupled Plasma) etching on the cleaned epitaxial wafer; (3) cleaning the etched substrate with the detergent; and (4) spin-drying the cleaned substrate. The method has the advantages of short manufacturing time, low cost and high efficiency, and can effectively eliminate abnormal appearance caused by a self mask and effectively improve the regeneration effect.

The embodiment of the invention provides an epoxy resin adhesive composition for a multilayer flexible circuit board, a preparation method of the epoxy resin adhesive composition, and an adhesive film. The epoxy resin adhesive composition has lower initial viscosity, and the preparation method is easy to operate. Pressing is carried out by a quick pressing machine, so that abnormal appearance suchas "fish scale"-like non-uniform glue is avoided, and production efficiency and product yield can be effectively improved.

The invention provides a method for adjusting water squeezing or acid squeezing through a water or acid squeezing roller device for a raw foil machine. According to the method, the position of a sliding block is controlled through the cooperation of an adjusting screw rod with a spring and a reverse adjusting screw, the speed and precision of compression roller adjusting are improved, the pressing roller adjusting time is shortened by 50 percent, the rate of defective products is reduced by 50 percent in the process, the production cost is reduced, crush injuries caused by rigid stress on copper foil are avoided, when the thickness of the copper foil is changed, a fixed screw does not need to be adjusted, a water or acid squeezing roller automatically elastically compensates for marching or receding, operation is reduced, and meanwhile abnormal appearance quality problems such as chromatic aberration, a water channel, an acid channel and enlarging of the roughness difference caused by incomplete acid squeezing on the hair surface of the copper coil are solved.

The invention relates to a tool for assembling a yaw damper of a bogie. The tool comprises a base plate seat, wherein the base plate seat is provided with a locating block and a locating support, the locating block corresponds to a base plate groove of the yaw damper, the outer side surface of the locating support is provided with a fixing nut, a lead screw is arranged in the fixing nut, a locating pin is arranged at the front end of the lead screw and is matched with a locating hole of a yaw damper torsion rod, the back end of the lead screw is connected with a handle, the top of the locating support is provided with a limiting groove for limiting the end of the yaw damper torsion rod, and the inner side of the locating support is provided with magnetic sheets for respectively adsorbing the yaw damper torsion rod, a vertical plate and left and right side plates. According to the tool for assembling the yaw damper of the bogie, disclosed by the invention, the magnetic sheets replace the traditional lead screw to clamp the tool, and a jack-out demoulding method of a central locating pin is additionally provided so that a problem that a tool with the abnormal appearance is unlikely to be clamped is smartly solved, the self size and the clamping complexity of the tool are largely reduced, and the manufacturing cost of the tool is saved; and meanwhile, the clamping time of tool assembly by labors is largely shortened and the production efficiency is improved.

The invention discloses a signal-abnormal-assistant positioning circuit and method. The signal-abnormal-assistant positioning circuit is mainly composed of a counting module, an edge detecting module and an abnormal-position output module; the counting module carries out clock period counting on a to-be-detected signal, an effective signal overflowed through counting of the counting module is fed into the abnormal-position output module, and the abnormal-position output module is used for judging an output signal of an abnormal position is effective or not; the edge detecting module is used for detecting changes of a rising edge of the to-be-detected signal or changes of a falling edge of the to-be-detected signal, and effective output of edge detection is fed into the counting module for zero clearing; the abnormal-position output module is used for marking the abnormal position of the to-be-detected signal. According to the technology of the signal-abnormal-assistant positioning circuit and method, a marking signal is grabbed through logical analysis software, the circuit state when the to-be-detected signal is abnormal can be rapidly and accurately positioned, abnormal appearance reasons are convenient to analyze and find, the debugging verification efficiency is improved accordingly, and the development cost is reduced.