18results about How to "Overcome costs" patented technology

The invention discloses an SRB remediation system capable of stably operating for treating heavy metal wastewater for a long time and application, belongs to the technical field of heavy metal wastewater treatment, and solves the problems that in the prior art, mining heavy metal wastewater generally contains high-concentration soluble heavy metal, high sulfate content and low pH value, the ecological environment is seriously damaged, and the service life of the mining heavy metal wastewater is prolonged. And the traditional physicochemical treatment method has the technical problems of high agent consumption, high sludge amount, easiness in secondary pollution and the like. According to the SRB remediation system capable of stably operating for a long time and used for treating heavy metal wastewater, efficient removal and immobilization of heavy metal are achieved on the basis of the biological vulcanization effect of SRB composite flora in a UASB bioreactor in combination with the synergistic effect of microbial communities and the protection mechanism of extracellular polymeric substances, and by constructing the composite SRB flora system, operation parameters are accurately regulated and controlled, so that the heavy metal wastewater treatment efficiency is improved. And efficient and stable removal and fixation of various heavy metals in the AMD are realized in the UASB reactor by utilizing a cooperative protection mechanism of EPS.

The invention relates to the technical field of semiconductor detection, discloses a semiconductor image processing method, and particularly relates to an image template matching result evaluation method and system and a readable storage medium. According to the embodiment of the invention, the edge point corresponding to each edge point in the to-be-matched image, namely the edge image, in the template image is constructed, the inner point set of the template image is constructed based on the edge points to serve as the target feature for evaluating the to-be-matched image, and then the point which changes most violently in the inner point set is determined as the optimal edge point. The optimal edge point is used as an optimal point for evaluating the positions of the template image and the image to be matched; based on the edge point position error of the optimal edge point and the matched edge point, the deviation between single point positions is determined, finally, the average deviation of the deviation of the multiple point positions serves as the final deviation between the two images, and evaluation of the accuracy of the matching result is achieved through the deviation.

The present invention relates to the technical field of soil sampling, and in particular to a soil sampling device and sampling method for geological exploration, including a support, a lower support, a pressure plate, an internal threaded sleeve, a drill rod, a sample push rod, etc.; the support is installed with a lower support, the lower support is slidably connected with a pressure plate, the pressure plate is rotatably connected with an internal threaded sleeve, the internal threaded sleeve is threadedly connected with a drill rod, the internal threaded sleeve is slidably connected with a sample push rod, and the sample push rod is used to push out the soil sample in the drill rod. The device can automatically realize the drilling in and out of the drill rod and the pushing out of the soil sample, the operation is simple and labor-saving, and the power of the driving source can be selectively transmitted to different positions to realize different functions.

This invention provides a heat exchange component and an air conditioning system. The heat exchange component includes a heat exchange body, a water inlet chamber, and a fluid drive component, which are disposed within the water inlet chamber. The heat exchange component and air conditioning system provided by this invention directly house the fluid drive component within the water inlet chamber, thereby overcoming the problems of large space occupation and high cost caused by the need for additional design and installation of water pumps in the prior art. Furthermore, placing the drive mechanism outside the water inlet chamber avoids additional waterproofing requirements for the drive mechanism. The first partition separates the inlet and outlet of the fluid drive component, forming a pump body structure and increasing the driving effect of the fluid drive component. Simultaneously, the mounting holes facilitate the disassembly and assembly of the fluid drive component, increasing the efficiency of the heat exchange component's assembly and disassembly. Moreover, the detection mechanism allows for adjustment of the fluid drive component based on flow rate and / or temperature, achieving automatic flow regulation, intelligent control, and energy saving in the air conditioning system.

The utility model provides a micro-fluidic substrate and a micro-fluidic chip, and relates to the technical field of analysis and detection, according to the micro-fluidic substrate, the processing and assembling links of independent parts are eliminated through an integrally formed structure, and the manufacturing cost is reduced; meanwhile, the integrated structure does not deform in the puncturing process, so that the accuracy and reliability of the puncturing action are ensured, and the defects of high cost and poor puncturing effect in a traditional micro-fluidic chip are overcome; the micro-fluidic chip comprises a micro-fluidic substrate, a water box and a sealing film, the water box is arranged in a water box placement area, the sealing film is arranged on the micro-fluidic substrate, and the sealing film serves as a flexible sealing layer covering the micro-fluidic substrate to prevent fluid in a fluid groove in a substrate body from leaking. Compared with a microfluidic cover plate which is in ultrasonic welding with a microfluidic substrate in the prior art, the cover sealing film is lower in manufacturing cost.

The invention relates to the technical field of optical communication, in particular to a vehicle-mounted optical module fiber coiling structure and a use method thereof, and the structure comprises a PCB, a fiber coiling assembly and a housing. The fiber coiling assembly is fixedly arranged above the PCB, and the PCB and the fiber coiling assembly are placed in the shell; the fiber coiling assembly comprises a fiber coiling frame and a mounting panel, the fiber coiling frame is fixedly connected with the PCB, a plurality of photoelectric hybrid connectors are inserted into the mounting panel, and tail fibers of the photoelectric hybrid connectors are coiled into the fiber coiling frame; a plurality of optical devices are arranged on the PCB, the fiber coiling frame comprises an upper platform, a lower platform and a connecting surface, the two ends of the connecting surface are fixedly connected with the upper platform and the lower platform respectively, and the upper platform is located above the optical devices. According to the invention, the fiber coiling structure and the PCB are stacked, so that the occupation of the fiber coiling structure and the PCB on the space in the vehicle is reduced, and the signal transmission path is optimized, thereby overcoming the problems of signal transmission and integrity and the problems of cost and space in the existing separated arrangement.

This utility model relates to the field of textile technology, and in particular to a fabric unwinding and winding device, comprising an unwinding device and a winding device respectively arranged on both sides of a drying equipment. Loading and unloading at both the unwinding and winding devices are manually operated. Both the unwinding and winding devices are equipped with tension-adjusting rollers. This combination of manual loading and unloading with automatic adjustment of key system components significantly reduces manufacturing and operating costs while fully meeting the requirements of the ceramic fiber felt roll drying process, and makes operation simpler and easier. The winding device utilizes a correction system composed of a correction sensor, a movable support, and guide rails to detect and automatically correct positional deviations during fabric movement, effectively avoiding problems such as uneven winding and misalignment common in traditional semi-automatic equipment, thus improving product quality consistency. The independent collection grid and its movable support design facilitate operator roll replacement and improve production efficiency.

The invention discloses a breaking capacity evaluation method and device of a high-pressure gas circuit breaker, terminal equipment and a storage medium, and the method comprises the steps: building an initial black box model of the high-pressure gas circuit breaker according to structure parameters and design parameters, and obtaining a first black box model of the high-pressure gas circuit breaker based on a first experiment result of the high-pressure gas circuit breaker in a symmetric short-circuit current breaking test; and optimizing model parameters in the initial black box model, generating a black box model, overcoming the defect of inaccurate evaluation result caused by insufficient parameter precision at present, then performing asymmetric short-circuit current on-off tests of different test conditions on the black box model by adopting a simulation loop, and according to a second test result, calculating the evaluation result of the black box model. And the breaking performance of the high-pressure gas circuit breaker is determined, so that the defects of high economic and time cost of the current test evaluation method are overcome. Therefore, the test evaluation method and the simulation method in the circuit breaker breaking capacity performance evaluation method are combined, the reliability of the evaluation result is effectively improved, and meanwhile test resources and time cost are saved.

The application relates to a high-strength weather-resistant gas shielded welding wire and a preparation method and application thereof, and belongs to the technical field of welding materials. The chemical composition of the welding wire comprises, in mass fraction, C: 0.06%-0.10%, Mn: 1.65%-2.00%, Si: 0.65%-0.80%, P: 0.03%-0.10%, S: <=0.015%, Cr: 0.55%-1.00%, Ni: 0.30%-0.80%, Cu: 0.30%-0.45%, Mo: 0.10%-0.25%, Ti: 0.03%-0.10% and base element Fe. The Si-Mn-P-Ni-Cr alloy system is adopted, the contents of alloy elements such as Cr and Ni are reasonably designed, the mechanical properties of deposited metal are ensured, the corrosion-resistant element P is added, and the component range of P is optimized and adjusted, so that the corrosion resistance of the deposited metal is obviously improved on the basis of maintaining good mechanical properties.

This invention relates to the field of chemical materials, particularly to metal protection in the metal pickling industry, specifically a method for preparing an imidazole-based ionic liquid corrosion inhibitor and its application. The chemical structural formula of the imidazole-based ionic liquid corrosion inhibitor, 1-(4'-biphenylmethyl)-3-(2-ethoxy-2-oxoethyl)-1H-imidazolium-3-onium bromide, is as follows: The imidazole-based ionic liquid corrosion inhibitor of this invention can be used for the protection against acid pickling corrosion of metal materials, and can withstand various changes in cleaning conditions well. In particular, the pickling corrosion inhibitor of this invention has the technical characteristics of low preparation cost, good solubility, good environmental compatibility, low inhibitor dosage, high corrosion inhibition efficiency, stable performance of the corrosion inhibitor, and long continuous action time. Its application range is wide and it is worthy of large-scale promotion and application.

This invention discloses a triphenylamine-mediated photocatalytic isomerization method for olefins from E to Z, belonging to the field of organic synthesis technology. This invention uses triphenylamine and 4-nitrotriphenylamine, triphenylamine compounds, as photocatalysts to catalyze the E-Z isomerization of olefins. Their molecular structures have a propeller configuration, which can drive olefin configuration inversion through triplet energy transfer without the need for metal participation, achieving low-cost, highly stable, and mild E-Z isomerization of olefins. This invention is carried out at room temperature, without the need for high temperature and pressure, resulting in low energy consumption and environmental friendliness. It has a wide substrate applicability, exhibiting good catalytic activity for olefins with different substituents such as methyl, halogen, cyano, and hydroxyl groups, with product yields reaching up to 92%. The operation is simple, the reaction process is straightforward, and it is suitable for large-scale production applications.

The utility model discloses a full -automatic dish washer relates to cleaning equipment technical field, it includes conveyer belt one, and one side of conveyer belt one is provided with conveyer belt two, one side of conveyer belt two is provided with conveyer belt three, and a plurality of blocking rods are fixedly arranged on conveyer belt three, electric push rod is arranged on conveyer belt two, and electric push rod is pushed to conveyer belt three by conveyer belt one and is sent to the dinner plate or bowl on conveyer belt two, the lower portion of conveyer belt three is provided with inclined slide, and the edge of inclined slide is provided with the interface tooth, one side of inclined slide is provided with conveyer belt four, a plurality of plug teeth are fixedly arranged on conveyer belt four, and a plurality of plug teeth are used for conveying dinner plate or bowl with the interface tooth cooperation. This full -automatic dish washer prevents overlapping through physical isolation, single line partition cleaning and intelligent control into groove, solves the problem of uneven water flow coverage, high sorting cost and equipment jam in tableware cleaning, realizes full -automatic high -efficient cleaning.

This invention discloses a method for preparing type III collagen peptides and their applications. The method for preparing type III collagen peptides effectively avoids the problem of easy degradation of small molecule peptides in microorganisms by expressing sequence monomers in tandem as highly stable macromolecular precursor proteins. Combined with cloning into expression vectors, high-yield expression is achieved. By combining specific enzymatic digestion methods with ultrafiltration and specific enzymatic digestion technology, the high uniformity of the final product sequence and a purity of over 95% are ensured. This method not only completely solves the pathogenic risks and batch instability of animal-derived extraction methods, but also overcomes the high cost and environmental pollution problems of chemical synthesis methods, realizing efficient, safe and controllable production of small molecule type III collagen peptides.

The present invention provides a compressor and a refrigeration unit with the effect of reducing the pressure drop of supplementary air. The compressor includes a shell, a compression chamber is formed inside the shell, and a supplementary air chamber is also provided on the shell. The compressor and refrigeration unit with the effect of reducing the pressure drop of supplementary air provided by the present invention directly provide the supplementary air chamber on the shell, which overcomes the problem in the prior art that an additional buffer tank is provided on the supplementary air pipeline to reduce the vibration caused by the supplementary air pipeline and increase the cost and size of the unit, effectively simplifies the unit structure, reduces the cost of the unit, and at the same time reduces the diameter of the connecting hole, reduces the connection time and the connecting area between adjacent tooth grooves, thereby reducing the problem of gas leakage between adjacent tooth grooves, thereby achieving the purpose of reducing pressure pulsation and reducing pressure drop, and improving the volumetric efficiency of the compressor during compression, thereby improving the efficiency of the compressor and the refrigeration unit.

Embodiments of the present application provide a substrate manufacturing method, a substrate, a display module and an electronic device, and relate to the display field, to solve the problem of complicated process and high cost when forming vias with different depths in the substrate. The substrate manufacturing method comprises: forming a photoresist on the side of the functional film layer away from the substrate; forming a first opening and a groove in the photoresist, the first opening penetrating through the photoresist, and the groove not penetrating through the photoresist; etching the functional film layer and the photoresist to form a first via at the position corresponding to the first opening in the functional film layer and a second via at the position corresponding to the groove, the depth of the first via being greater than the depth of the second via; and stripping the photoresist.

The invention provides a transition metal-phosphorus-nitrogen-based catalyst as well as a preparation method and application thereof, and belongs to the technical field of electro-catalytic materials. The preparation method of the transition metal-phosphorus-nitrogen-based catalyst comprises the following steps: placing a conductive substrate in a precursor solution, and carrying out hydrothermal treatment to obtain a transition metal oxide nanostructure array substrate; the precursor solution contains Co < 2 + > and [Mo7O24] < 6->; carrying out phosphating treatment on the transition metal oxide nano-structure array substrate by adopting phosphorus powder to obtain a transition metal phosphide nano-structure array substrate; and carrying out nitrogen treatment on the transition metal phosphide nano-structure array substrate by adopting ammonia gas to obtain the transition metal-phosphorus-nitrogen-based catalyst. The transition metal-phosphorus-nitrogen-based catalyst is prepared from the raw materials which are low in cost and rich in resources, and the transition metal-phosphorus-nitrogen-based catalyst has good electrocatalytic activity and stability.

The embodiment of the utility model discloses a wireless network gating module and electronic equipment, and belongs to the technical field of interactive all-in-one machines. The wireless network gating module is used for selecting one of a built-in computer, an external computer and a touch mainboard to be communicated with a wireless network module, and comprises a switching unit which is respectively connected with the wireless network module, the built-in computer, the external computer and the touch mainboard; the control unit is connected with the switching unit, and the control unit is used for sending a gating control signal to the switching unit, so that the switching unit is communicated with the wireless network module and the built-in computer, or is communicated with the wireless network module and the external computer, or is communicated with the wireless network module and the touch mainboard according to the gating control signal. The wireless network gating module provided by the embodiment of the utility model can ensure that the currently running system can normally use the wireless network function only by configuring a single wireless network module, thereby avoiding the resource waste caused by configuring a plurality of wireless network modules, and saving the cost.

The application relates to a small-sized compressor with oil-gas separation, and relates to the technical field of small-sized compressors, and comprises a compressor main body, an oil-gas separator and a lubricating oil recovery system. The application improves the oil-gas separation efficiency by arranging a cyclone separation device and a spiral flow guide structure. When compressed air enters the separation cavity from the compressed air exhaust port of the compressor main body, the spiral flow guide structure first guides the airflow to preliminarily rotate, so that part of oil droplets are thrown to the cavity wall under the action of centrifugal force; then the airflow flows through the cyclone separation device, the rotating speed is further improved, and the remaining oil droplets are completely separated. Compared with the traditional single centrifugal separation, the double rotation strengthens the separation effect of the oil droplets and the air, solves the problem of low separation efficiency at low rotating speed, and enables the clean air after separation to be stably discharged from the clean air exhaust port; the cyclone separation device is adopted to replace the filter element of the traditional filtering separation, thereby reducing the maintenance cost.