268results about How to "Guaranteed efficiency" patented technology

The application belongs to the technical field of fresh air equipment, and discloses a fresh air equipment control method and device, a storage medium and fresh air equipment. The fresh air equipment comprises a first heat exchange system and a second heat exchange system. The method adjusts the operation parameters of the first heat exchange system and the second heat exchange system in the fresh air equipment according to the target operation mode when a mode setting instruction is received, thereby improving the energy efficiency of the fresh air equipment. Since multiple heat exchange systems are arranged in the fresh air equipment, the operation mode combination of the first heat exchange system and the second heat exchange system can meet the air outlet temperature requirements in different seasons throughout the year, and the operation state of the first heat exchange system and the second heat exchange system can be adjusted according to the target operation mode, so that the fresh air equipment is in a high energy efficiency state, and the fresh air equipment can meet the heating and temperature adjustment requirements while ensuring the efficiency.

The application discloses a device for constructing an open vascularized organ chip, comprising a substrate layer, a channel layer and a culture medium cavity layer; the channel layer has at least one channel unit; the channel unit has a first channel and two or more second channels, the second channels are provided with culture medium inlets and outlets, and the second channels have a preset height difference with the first channel; the culture medium cavity layer has a plurality of culture medium cavities; the substrate layer, the channel layer and the culture medium cavity layer are designed in a split mode, and when stacked from bottom to top, the culture medium cavities correspond to and communicate with the culture medium inlets and outlets one by one. Further, the application also discloses a method for constructing an open vascularized organ chip by using the device and an obtained open vascularized organ chip. The culture medium cavity layer and the channel layer of the organ chip are designed in a split mode, and based on this, high flow rate gap flow through the interior of the matrix gel and pipeline flow along the side wall of the matrix gel are realized in the chip.

This application provides a spatiotemporal retrieval method, apparatus, device, and medium based on multi-source data fusion, relating to the field of data processing technology. The method includes: acquiring multi-source heterogeneous data and extracting spatiotemporal range information from the multi-source heterogeneous data; determining effective index boundaries based on the spatial positional relationship between the spatiotemporal range information of the multi-source heterogeneous data and grid encoding; performing index encoding processing within the effective index boundaries based on a preset grid level, and associating the index encoding with a geographic grid to construct a target index structure for spatiotemporal retrieval; the target index structure contains one or more data types within different grid ranges at different levels. This application solves the problems of needing to pre-set index levels for data, and the low efficiency and storage difficulties caused by the large amount of index at high-level levels.

The application provides a special-shaped part surface size defect detection device, and belongs to the technical field of industry detection. The device comprises a mounting mechanism, including a base, a motorized telescopic rod is arranged on one side of the base, a telescopic end is arranged on one end of the motorized telescopic rod, a lifting frame is fixed on one end of the telescopic end, and a detector is arranged on one side of the lifting frame. The motorized telescopic rod and the rotating connection support supported by the swing rod and the support frame can realize convenient adjustment of the detector on the clamping frame in terms of height, direction and position, and can conveniently adjust the direction of the detector during the surface detection of the special-shaped part, so that the problem that the detection efficiency is affected due to multiple positioning, calibration and adjustment is avoided. The camera can capture and detect the image of the special-shaped part surface, and can image the surface crack of the special-shaped part, so as to effectively ensure the efficiency and accuracy of the surface defect detection of the special-shaped part.

This application discloses a method and electronic device for detecting transmission parameters of through-silicon vias (TSVs), applied in the field of integrated circuit technology. The method includes: determining whether the total length of the TSV to be tested is greater than a preset first length; if so, dividing the TSV into multiple via segments such that the length of each segment is no greater than the first length; if not, treating the TSV as a TSV composed of single-segment vias; for each via segment, obtaining the pad capacitance, via pillar capacitance, anti-pad capacitance, via inductance, and via resistance of the via segment using preset parameter calculation rules, and constructing an equivalent circuit model of the via segment; cascading the equivalent circuit models of each via segment of the TSV to form an equivalent circuit model of the TSV, and performing transmission parameter detection on the TSV. Applying the scheme of this application can effectively determine the transmission parameters of the TSV, improving efficiency and ensuring the accuracy of the scheme.

The invention discloses a rolling device for railway roadbed construction filler, and relates to the technical field of soil compaction. The rolling device for the railway roadbed construction filler comprises a device main body, the device main body comprises a vehicle body, a mounting frame connected with the vehicle body and a grinding roller connected with the mounting frame; the device main body further comprises two groups of auxiliary rolling mechanisms for rolling the edge and the side slope of the roadbed. According to the rolling device for the railway roadbed construction filler, the roadbed edge and the side slope are recognized through the recognition mechanism, the auxiliary rolling wheel extends out through the adjusting mechanism and the rotating mechanism according to the recognition result, the inclination angle of the auxiliary rolling wheel is adjusted, the auxiliary rolling wheel makes contact with the roadbed edge or the side slope, and pressure is applied under the action of the pressure applying mechanism; according to the roadbed edge rolling device, rolling operation of a roadbed edge pre-pressing locking edge or a side slope is achieved, the roadbed edge rolling device is more convenient and faster, the filler can be prevented from sliding and collapsing towards the side slope, rolling blind areas can be avoided, and the rolling efficiency and quality are improved.

The present application relates to the field of dam inspection, especially to a kind of image processing method and system for dam inspection, the present application is by controlling unmanned aerial vehicle to fly over detection area according to predetermined trajectory, when unmanned aerial vehicle is pre-entered detection area, continuously obtain image information and carry out multidimensional analysis, based on the result of multidimensional analysis and mirror surface reflection index, calculate to obtain spectral characteristic interference representation value, set interference label for detection area, subsequent interference label based on the control of unmanned aerial vehicle in detection area adaptively obtains spectral information in monitoring area, subsequent generation perspective adjustment instruction, by sampling determination selection confidence sampling position obtains spectral information, the present application is by image information in advance sensing interference situation of spectral information extraction in detection area, adaptively select spectral information capture mode, under the premise of guaranteeing inspection efficiency, improve the quality and reliability of the obtained spectral information, provide effective data support for subsequent analysis dam potential anomaly.

This utility model relates to a gas wellhead chemical dosing device, belonging to the field of gas wellhead chemical dosing. The device includes a tank for holding the chemical agent; the upper part of the tank is equipped with a dosing pipeline and a venting pipeline; the lower part of the tank is equipped with a chemical outlet pipeline for connection to the wellhead; and the upper part of the tank is also equipped with a pressurization pipeline for connection to a casing test valve. This device utilizes the energy of the gas in the gas well and the gravity of the chemical agent to achieve dosing, eliminating the need for additional pressurization equipment, making it convenient to operate and implement.

This utility model relates to the field of coating preparation technology, specifically to a composite marking coating preparation device, including a housing and a cleaning connection unit. The cleaning connection unit includes an inner shell, a moving ring, a water distribution pipe, multiple nozzles, a high-pressure pump, a connecting hose, a cylinder, a stirring assembly, and an auxiliary assembly. The auxiliary assembly is connected to the housing and the inner shell respectively. In use, the high-pressure pump pressurizes the cleaning fluid and delivers it to the water distribution pipe through the connecting hose. The water distribution pipe then distributes the high-pressure fluid to multiple nozzles for spraying. At the same time, the cylinder drives the moving ring to slide up and down along the inner side wall of the inner shell, causing the water distribution pipe and the nozzles to move synchronously, achieving three-dimensional scouring of different height areas inside the housing. The stirring assembly is used to stir and mix the raw materials, and the auxiliary assembly raises the temperature of the inner wall of the chamber to assist in the mixing of the raw materials. In this way, the side wall of the inner shell is cleaned to avoid the presence of raw material residue on the inner wall, ensuring the quality and efficiency of subsequent marking material preparation.

The utility model relates to the field of membrane raw material pretreatment, in particular to a raw material preprocessing device for separating membrane preparation, which comprises a barrel, a sliding groove is arranged on the outer wall of the top of the barrel, the bottom of the barrel is respectively connected with a drain pipe and an adding pipe, and an auxiliary component is arranged on the outer wall of the top of the barrel and positioned at the sliding groove. The outer wall of the top of the auxiliary assembly is connected with a drying assembly. The auxiliary assembly comprises two groups of electric push rods, mounting blocks mounted on the outer walls of the top ends of the electric push rods, fixing frames mounted on the outer walls of the sides, close to each other, of the mounting blocks, and a filter hopper arranged at the center of the fixing frames; the drying assembly comprises a top plate, a mounting groove formed in the center of the outer wall of the top of the top plate and a fixing hole formed in the center of the top plate. According to the utility model, the valve of the drain pipe is opened, and the fan continuously inputs to accelerate the airflow speed, so as to take away the moisture in the material, thereby facilitating the two-in-one of drying, cleaning and drying, avoiding the secondary pollution of the material, and ensuring the quality and efficiency of the material.

The utility model discloses a kind of dielectric fiber driven grippers, including mounting base and the assembly on the mounting base of several clamping jaw mechanisms, all the clamping jaw mechanisms are distributed along circumference, to realize the automatic centring of object and catch;Each the clamping jaw mechanism includes hingedly connected first clamping jaw and second clamping jaw, and the first dielectric fiber driver for controlling the centripetal or centrifugal motion of the first clamping jaw is connected between the first clamping jaw and the second clamping jaw;The second clamping jaw is assembled on the mounting base.The utility model successfully provides a kind of gripper solution with low driving voltage, simple structure, light weight, high reliability and good grasping adaptability by combining low-voltage dielectric fiber driver with optimized design rigid clamping jaw mechanism, and it has excellent comprehensive performance and good application value.

The application discloses a totem pole power factor correction circuit, a control method, a device and equipment, the circuit includes a rectifier module, a reactor, a capacitor module, a control module and a switching module, the input end of the rectifier module is connected with an alternating current power supply, and the output end of the rectifier module is used for being connected with a load; the capacitor module is connected with the output end, and includes a first capacitor and a second capacitor in series connection, and the first connection point of the first capacitor and the second capacitor is connected with the alternating current power supply through the switching module; by setting the control module, the rectifier module and the switching module can be controlled according to load parameters, so that the totem pole power factor correction circuit is switched to a synchronous rectification mode or a non-controlled rectification mode, so that the totem pole power factor correction circuit can reduce loss and save resources under the condition that load parameters change, and the circuit efficiency is ensured. The application can be widely applied in the technical field of control.

This application relates to the field of semantic analysis technology, specifically to a method and system for extracting audit anomaly semantics from unstructured data. The method includes: acquiring a benchmark graph and a benchmark database and their entity mentions; obtaining the strings of entity mentions based on their positions; acquiring an audit candidate set of strings from the benchmark database; determining a matching score based on the consistency of audit roles, and then filtering the candidate entity set; encoding the candidate entities, their audit role sets, entity mentions, and strings to obtain the probability distribution of entity mentions and candidate entities, and determining the audit role consistency score based on the probability distribution; classifying the association between entity mentions and candidate entities based on the overall magnitude of the audit role consistency score, and applying different audit rules to each category; and extracting audit anomaly semantics using the audit rules. This application improves the accuracy and efficiency of semantic extraction.

The application discloses a composite catalyst for chemical flow casting preparation of a polyimide film and a method for preparing the polyimide film. After a polyamide acid composition is flow cast on a support to form a gel film, the polyimide film is prepared through high-temperature curing. The polyamide acid composition is uniformly mixed at normal temperature from a polyamide acid solution, a polar aprotic solvent, an imidization composite catalyst, a thermal latent catalytic type blocking agent and a dehydrating agent. The imidization composite catalyst is compounded from two types of imidization catalysts with high activity and low activity respectively. The application develops a normal-temperature (16 DEG C to 35 DEG C) chemical flow casting preparation method of a PI film by adopting the imidization catalysts with high catalytic activity and low activity to prepare the composite catalyst. Compared with a traditional low-temperature chemical flow casting method, the manufacturing energy consumption and manufacturing cost are greatly reduced.

The utility model relates to the related technical field of half head structure of hosiery machine, disclose a kind of automatic hosiery machine half head device, the utility model includes half head component, it is equipped with half head steel ring, half head main part, half head tool rest, short distance needle in half head component from bottom to top sequentially;The half head main part with the half head steel ring is connected by countersunk screw.The utility model can reach the purpose of satisfying the most basic yarn winding by the setting of half head steel ring, half head main part, half head tool rest, short distance needle, and the purpose of changing the angle of yarn winding is achieved by changing the bending mode of short distance needle, the smoothness of knitting process is improved, the yarn winding is more stable, the length of cutting is more reliable, the efficiency and quality of entire knitting are guaranteed.

This invention provides a cascade heat pump system, relating to the field of heat pump systems. In a first loop, a first compressor, a first heat exchanger, a second heat exchanger, and an evaporator are sequentially arranged. The first loop heats the second loop via the first heat exchanger. Further, a second heat exchanger is added between the first and evaporators, and an auxiliary branch is provided between the second heat exchanger and the evaporator. This auxiliary branch passes through the second heat exchanger and connects to the first compressor. Thus, when the evaporator's processing efficiency cannot match the working fluid flow rate, causing a decrease in the heating capacity of the first loop, the remaining working fluid at the evaporator inlet can pass through the auxiliary branch, exchange heat with the second heat exchanger, and then enter the first compressor, and finally enter the first heat exchanger to achieve the heating effect. This ensures the efficiency of the entire heat pump system, enabling the cascade heat pump system to operate stably and reliably.

The utility model discloses a safety sensing device for a heat treatment cooling pool. The safety sensing device cooperatively controls lifting of a lifting guardrail and walking of a walking trolley through a plurality of groups of sensors. When the first group of pressure sensors senses the first pressure, the lifting guardrail begins to descend gently, and the walking trolley moves forwards at a normal constant speed; when the first group of pressure sensors sense that the lifting guardrail starts to descend in an accelerated manner under the pressure for the second time, the Hall sensor on the front wheel frame senses a signal, the walking trolley walks through the lifting guardrail area in an accelerated manner, and after passing, when the Hall sensor senses the signal for the fourth time, the walking trolley slows down to the normal speed, and the lifting guardrail ascends quickly; at the moment, the walking trolley already passes through the lifting guardrail area, reverse entering of the walking trolley is controlled through the same step, therefore, interference between the lifting guardrail and the walking trolley is avoided, control over the guardrail lifting speed and the trolley walking speed is achieved through four sets of sensors, the efficiency of the guardrail lifting speed and the trolley walking speed is guaranteed, and the neutral period of the lifting guardrail is shortened; and the safety degree of the cooling water tank is effectively improved.

This utility model provides an automated mechanical cleaning device for oil storage tanks, belonging to the field of tank cleaning technology. It includes a container with a vacuum buffer tank fixedly installed inside. A dual-basket filter sprays water into the vacuum buffer tank through a spray gun. The dual-basket filter uses a parallel dual-basket design to filter impurities in the cleaning fluid, ensuring unobstructed spraying. The drain outlet of the vacuum buffer tank is connected to a cooling water tank fixed inside the container. The cooling water tank is connected to a plate heat exchanger via a water ring vacuum pump. The plate heat exchanger is connected to the vacuum buffer tank via a cleaning pump. A water circulation system is formed by the cooling water tank, the water ring vacuum pump, and the plate heat exchanger. After cooling in the cooling tank, the water undergoes secondary temperature control via the plate heat exchanger, and finally, the cleaning pump provides the circulation power. A spare outlet supports multiple spray gun operations, ensuring the efficiency of the cleaning process. Simultaneously, the water can be continuously recycled, avoiding water waste.

The utility model belongs to the technical field of automobile production, and discloses a coating workshop skid intelligent cleaning device which comprises a skid conveying line, a skid cleaning machine and a linkage detection control system. The linkage detection control system comprises a control module and an identification detection module, and the control module and the identification detection module are jointly connected with a network module; the skid conveying line comprises a cache region, a detection region and a cleaning region, the recognition detection module is arranged in the detection region, and the skid cleaning machine is arranged in the cleaning region; according to the skid cleaning system, real-time linkage between the skid cleaning machine and the conveying line and automatic state detection and cleaning are achieved, and the efficiency and quality of skid cleaning are improved.

The application discloses a traction roller protection device and belongs to the field of carrier plate glass manufacturing and processing. The traction roller protection device comprises a traction roller main body, a workbench is arranged directly below the traction roller main body, one end of the traction roller main body is arranged on one side of the tabletop of the workbench, the other end of the traction roller main body is provided with a movable assembly and is connected with the other side of the tabletop of the workbench through the movable assembly, and a traction roller linear execution assembly is arranged at the inner bottom of the workbench and directly below the traction roller main body. The traction roller protection device can realize automatic removal of the broken glass, reduces the lifting time of the traction roller main body, guarantees the efficiency of the traction roller main body in traction of the carrier plate glass, avoids the injury of the workers and improves the safety of the whole device in use.

The application discloses a kind of digital intelligence powder type free matching variable viscosity fracturing fluid skid-mounted equipment and control method thereof, belong to oil and gas field development technical field.The equipment includes stirring mechanism, feeding mechanism, water feeding mechanism and discharging mechanism, and is centrally controlled by control box.Feeding mechanism uses first screw conveyor to deliver solid material to stirring tank body;Water feeding mechanism supplies water to tank by water feeding pump and water outlet pipe with electromagnetic valve, and water quantity is monitored by water inlet flow sensor;Discharging mechanism outputs mixed liquid by discharging pump, and viscosity sensor detects fracturing fluid viscosity in real time.Control box connects each sensor and executing component, realizes automatic adjustment and closed-loop control of material proportioning by collecting flow and viscosity data.The application realizes accurate and automatic preparation of fracturing fluid, effectively solves the problem of inaccurate and poor stability of traditional manual proportioning, and significantly improves the quality of liquid preparation and operation efficiency.

The invention belongs to the technical field of laser Raman gas analysis and detection, and particularly relates to a zero drift suppression and ray interference resistance method for laser Raman gas detection. According to the method, the interference of noise and cosmic rays in the laser Raman gas quantitative detection process can be reduced, so that the precision of a laser Raman gas quantitative detection result is relatively high, a data abnormal phenomenon hardly exists, and the probability of zero drift can be reduced. According to the method, the influence caused by noise and cosmic rays can be eliminated in a large probability.

The invention discloses automatic cutting equipment for a natural ester insulating oil power transformer cable. The automatic cutting equipment comprises an automatic pay-off unit, a meter counting and cutting unit and a winding unit, the automatic pay-off unit adapts to different wire coil sizes to automatically unwind a cable, and the feeding end of the meter counting and cutting unit is connected with the discharging end of the automatic pay-off unit to perform fixed-length measurement, automatic cutting and stripping on the cable; and the winding unit is connected with the discharging end of the meter counting and cutting unit and is used for automatically winding the cut cable. Compared with the prior art, the automatic cutting equipment for the natural ester insulating oil power transformer cable has the advantages that the automatic cutting equipment is convenient to operate and use, the labor burden can be reduced, and automatic paying-off, meter counting cutting and efficient operation and use of a winding system are integrated.

The utility model relates to coiled material laminating equipment technical field discloses a kind of aluminium roll auxiliary laminating and hoisting device, including stand and the beam being fixedly connected on stand, beam is connected with electric hoist, the sliding shaft being set transversely is vertically slidably connected on stand, elastic support is connected between stand and sliding shaft, rotating cylinder is coaxially rotatably connected on sliding shaft;The middle support part and end support part that are matched with sliding shaft are equipped below sliding shaft, and middle support part and end support part are below rotating cylinder both ends respectively. The utility model patent solves the problem of existing technology in coiled material laminating, which is affected by the deformation of fixed shaft and has safety hazards.

The utility model provides a multifunctional return filter applied to a blood return process. The multifunctional return filter comprises a return upper shell and an interceptor lower shell which are symmetrically arranged up and down, a filter screen is arranged between the return upper shell and the interceptor lower shell, a first connecting pipe is arranged at the top of the return upper shell, and a second connecting pipe is arranged at the bottom of the return lower shell; the first connecting pipe and the second connecting pipe are designed to be L-shaped, and the connecting parts of the first connecting pipe and the second connecting pipe and an external pipeline are horizontally arranged. Through the first connecting pipe and the second connecting pipe which are designed to be L-shaped, the connecting position of the connecting pipe and an external pipeline is transversely arranged, the stability during connection is improved, and the connecting position is prevented from falling off.

This utility model relates to the field of door panel processing technology, and in particular to a material cutting mechanism. The sawing frame has two cutting conveyor assemblies inside; each cutting conveyor assembly is equipped with a panel clamping module for pressing the sheet metal together; the sawing frame has a door panel cutting assembly for cutting the sheet metal; the door panel cutting assembly is positioned between the two cutting conveyor assemblies. When using this utility model, the structure enables automatic feeding and transfer of sheet metal to the next workstation, with cutting and conveying working in tandem to improve sheet metal processing efficiency.

A battery feeding device comprises a mounting plate, the mounting plate is detachably mounted on a capping machine, a notch is formed in the mounting plate, and the mounting plate is further provided with an electric push cylinder, a stepping material pushing assembly, a clamping assembly, a push-out electric cylinder and a discharging conveying belt. The feeding assembly, the electric push cylinder, the clamping assembly and the push-out electric cylinder are all in signal connection with an external controller, the electric push rod is located on one side of the feeding assembly, a connecting block is fixed to the telescopic end of the electric push cylinder, and the connecting block is further detachably connected with a stepping material pushing assembly. The stepping pushing assembly can be controlled by the electric pushing cylinder to continuously move batteries, reciprocating stepping feeding is performed through arc-shaped grooves in the first pushing plate and the second pushing plate in the moving process, clamping can be performed through the clamping assembly in the capping process, the capping efficiency and quality can be guaranteed, and the practicability is high. And secondly, clamping of the gland and stepping pushing do not influence each other, so that the batteries can be conveyed neatly and orderly, and the batteries can be prevented from toppling over.

The application relates to an evaporative cold-pipe deslagging structure and a deslagging method, and belongs to the technical field of dry dust removal equipment for converter steelmaking. The evaporative cold-pipe deslagging structure comprises a detection rod arranged at the top of an evaporative cold pipe, a plurality of vibration assemblies arranged on the side wall of the outer surface of the evaporative cold pipe and a maintenance door arranged on one side of the bottom of the evaporative cold pipe. The vibration assembly comprises a base fixedly arranged on the side wall of the evaporative cold pipe and a vibration motor detachably connected to the base. The base comprises a bottom plate arranged on the side wall of the evaporative cold pipe and a connecting plate arranged on the bottom plate. The bottom plate is an arc-shaped plate, and the curvature of the bottom plate is greater than that of the side wall of the evaporative cold pipe. The application has the advantages of complete descaling effect, dry dust removal, prolonged service life of the equipment, improved dust removal effect, high coal gas recovery quality and the like.

The application provides a model propagation method and device based on semantic ability, comprising: taking a node needing to update a model and an algorithm as a sending end, and broadcasting original semantic information thereof; each receiving end searches for similar information from a local knowledge base, if the similar information can be found, the original semantic information is input into a model of the receiving end for recovery, recovered semantic information is output and fed back to the sending end, otherwise the original semantic information is directly ignored; the sending end selects recovered semantic information closest to the original semantic information according to a preset evaluation standard, and takes a receiving end corresponding to the recovered semantic information as an optimal receiving end, and the sending end sends a model propagation request to the optimal receiving end; and the optimal receiving end broadcasts a model thereof to the network, and updates the model and the algorithm of other nodes in the network. The method provided by the application can update and optimize a node with long-term un-updated semantic ability, low efficiency and unable to meet user demand in time, and balance semantic ability among nodes in the network.