21results about How to "Avoid potential risks" patented technology

The utility model provides a temperature regulating system of a compressed air energy storage chamber, which comprises an artificial chamber horizontally arranged underground, a vertical shaft arranged at the top of the artificial chamber, an air circulating pipeline and a water pipeline, the air circulating pipeline and the water pipeline are arranged in the artificial chamber, and an air inlet and an air outlet at two ends of the air circulating pipeline are oppositely arranged along two sides of the artificial chamber respectively. An axial flow fan is arranged in an air inlet of the air circulating pipeline, the water pipeline comprises a water inlet pipeline and a water outlet pipeline, the water inlet pipeline is communicated with a water outlet of the warm water tank and an in-plant circulating cooling water inlet, the water outlet pipeline is communicated with a water inlet of the cold water tank and an in-plant circulating cooling water return port, and a spiral heat exchange pipe is arranged between the water inlet pipeline and the water outlet pipeline. The spiral heat exchange pipe is embedded in the air circulation pipeline behind the axial flow fan and used for exchanging heat with air in the chamber, adjusting the temperature of the air in the artificial chamber during inflation energy storage and deflation energy release, guaranteeing the structural safety of surrounding rock around the artificial chamber and prolonging the service life of sealing materials in the chamber.

The invention relates to the technical field of traditional Chinese medicine preparations, and discloses a pear syrup-containing medicinal and edible wall-broken paste for treating heart-spleen deficiency, which is prepared from the following raw materials in parts by mass: 24 to 30 parts of compound medicine, 8 to 12 parts of lily, 100 to 120 parts of pear syrup, 12 to 18 parts of Chinese yam, 6 to 8 parts of semen euryales and 6 to 8 parts of semen coicis. Potential risks of non-edible raw materials are avoided, the pear syrup conforming to the national standard achieves dual effects of nourishing yin, moistening dryness and improving the taste, the industrial pain point that powder and a syrup body of a traditional syrup formula are not uniformly mixed is solved, and uniform distribution of components is ensured. A circulating cooling water and nitrogen double-control system is adopted in the whole process, the crushing temperature is strictly controlled to be 50 DEG C or below, and volatile effective components are reserved to the maximum extent.

The invention discloses a cloud server cipher machine-oriented virtual cipher machine fault drift method and system. The method comprises the following steps of: managing a VSM resource pool and issuing a platform drift key pair to each virtual cipher machine VSM; continuously monitoring the running state of each VSM, and when a fault is detected, packaging a migration packet of core data carried by the fault VSM; generating a symmetric key, packaging the migration packet into a digital envelope through a platform drift key, and generating a digital signature to obtain a key data drift packet; a target VSM is dynamically selected, a key data drift packet is received, a digital envelope is decrypted to obtain a migration packet, a digital signature is verified, the migration packet is transmitted to the target VSM, key assets and configuration information are thermally loaded, and data recovery is completed; unbinding the IP address of the source fault VSM and configuring the IP address to the target VSM in real time; performing secure erasure and initialization operation on the faulted VSM, and re-incorporating the faulted VSM into the resource pool; the system comprises a management center, an equipment management service and a virtual cipher machine.

This invention relates to the technical field of ultrasound image feature extraction for thyroid nodules, specifically to a method and system for ultrasound image feature extraction of thyroid nodules. The method includes the following steps: acquiring an ultrasound image containing thyroid nodules; performing multi-scale image analysis on the ultrasound image to construct a multi-scale image representation of the ultrasound image; using the multi-scale image representation to identify low-echo regions in the ultrasound image, and combining feature analysis, judgment correction, and spatial relationship verification to determine the acoustic shadowing region in the ultrasound image; performing suppression processing on the acoustic shadowing region, wherein the suppression processing includes unifying the signal within the acoustic shadowing region and softening the boundary of the acoustic shadowing region to obtain an optimized image; identifying the contour of the thyroid nodule based on the optimized image; and quantifying the morphology and internal structure of the thyroid nodule based on its contour. This application can effectively identify and suppress acoustic shadowing regions in ultrasound images.

This utility model discloses a layered tent, relating to the field of tent technology. It includes an inner tent fabric and an outer tent fabric. The bottom of the inner tent fabric is equipped with windproof fixing ropes, and an inflatable support column is added to the outside of the inner tent fabric. The upper end of the inflatable support column has an inflation port, and a Velcro surface is added to the outer side below the inflatable support column. An installation top post is provided at the upper outer end of the inner tent fabric, and the outer tent fabric is distributed above the inner tent fabric. A limiting installation top is added to the top of the outer tent fabric, and a Velcro hook surface is added to the lower inner side of the outer tent fabric. The lower inner end of the outer tent fabric is provided with a nylon base layer, and an antistatic polyester layer is provided above the nylon base layer. A polyester fiber abrasion-resistant layer is provided above the antistatic polyester layer. This layered tent allows for quick and easy installation of the inner and outer layers, reducing manual labor intensity. It is also easy to assemble and disassemble, increasing the overall practicality and efficiency of the layered tent.

The application discloses a portable bipolar cold cycle ablation device and an ablation needle, which comprises a handheld main body, an energy application unit, a cold cycle unit, an energy supply unit and a circulating refrigeration unit. The energy application unit is fixedly arranged on the outside of the handheld main body, and the cold cycle unit is arranged in the inside of the energy application unit. The energy application unit can be moved to the target tissue together with the handheld main body. The energy application unit comprises at least one first energy application element and at least one second energy application element. The cold cycle unit comprises a fluid circulation channel extending from the proximal end of the energy application unit to the distal end and returning from the distal end to the proximal end. The fluid circulation channel is provided with an insulation part on the channel wall of at least the part extending into the first energy application element and / or the second energy application element. The circulating refrigeration unit is in circulation communication with the first liquid inlet and the first liquid outlet at the proximal end of the fluid circulation channel, and is used for driving the fluid circulation flow and refrigerating the fluid circulation flow.

The present application relates to the technical field of organic synthesis, in particular to a method for synthesizing 2,2'-dithiodi[N-butyl-benzamide] in water phase with ethyl acetate as additive. Sodium iodide and hydroiodic acid are used as key additives to synthesize 2,2'-dithiodi[N-butyl-benzamide], which has certain safety hazards. In view of the above problems, the present application provides a method for synthesizing 2,2'-dithiodi[N-butyl-benzamide] in water phase with ethyl acetate as additive, which is to use 2-butyl-1,2-benzisothiazoline-3-ketone as starting reaction material, sodium sulfide as reducing agent, and ethyl acetate as key additive to synthesize 2,2'-dithiodi[N-butyl-benzamide] in water under room temperature and closed condition. The method of the present application completely avoids the use of strong acid such as hydroiodic acid and sodium iodide. Moreover, the raw materials used are all conventional chemicals, the reaction system is mild, the operation process is safe and reliable, and it is suitable for large-scale production.

The utility model discloses a flame-retardant wire harness protective sleeve structure which comprises a corrugated sheet, the outer wall of the top and the outer wall of the bottom of the corrugated sheet are respectively provided with a connecting sheet, the corrugated sheet and the connecting sheets are in a bent state when not stressed, connecting assemblies are installed outside the two connecting sheets, and the connecting assemblies are connected with the corrugated sheet. The connecting assembly comprises a first extension strip arranged at the end of a connecting piece, a second extension strip is arranged on the outer wall, close to the outer side, of one end of the connecting piece, the outer walls of the sides, away from each other, of the first extension strip and the second extension strip are each provided with an inserting-connecting groove, and the two inserting-connecting grooves are slidably connected with the same connecting pin in an inserted mode. According to the utility model, through the arrangement of the connecting assembly, under the condition that the whole wire harness does not need to be disassembled, the scheme can realize the rapid disassembly and replacement of the external protection sleeve of the wire harness, thereby not only improving the maintenance efficiency, but also avoiding the complex operation and potential risk possibly brought by the overall disassembly of the wire harness.

The invention discloses a buckle-free hairy crab binding machine, and relates to the technical field of binding machines. Comprising a machine body, an arc-shaped cover is fixedly installed on the machine body, a containing block is arranged in the arc-shaped cover, and a rope winding groove is formed in the containing block; an L-shaped frame plate is fixedly installed on the arc-shaped cover, an adjusting assembly is arranged on the L-shaped frame plate, a connecting transverse rod is arranged on the adjusting assembly, and a U-shaped frame plate is fixedly installed at the end of the connecting transverse rod. According to the crab binding machine, through effective cooperation of the adjusting assembly and the overturning assembly, it is ensured that crabs can be stably fixed in the containing block, potential safety hazards caused by manual pressing of workers are avoided, meanwhile, the crabs are prevented from being injured, the crabs can be automatically taken out of the containing block through the design of the lifting assembly, taking and placing work of operators is greatly facilitated, and the working efficiency is improved. And meanwhile, the position-adjustable wire feeding pipe is utilized to ensure that the tightness of the binding rope is moderate, so that the binding effect is improved, and the use effect of the binding machine is effectively improved.

The present application relates to the technical fields of preparation of carbendazim suspension agent, and discloses a mixing device for improving uniformity of carbendazim suspension agent, wherein the ultrasonic generator, the vibrating mixer and the stirrer are arranged, the ultrasonic generator generates high-frequency sound waves to drive the mixer to vibrate at high frequency for dispersion mixing, meanwhile, the vibrating mixer can also resonate with the rotating stirrer to further improve the mixing efficiency, compared with the traditional stirring mixing mode, the ultrasonic mixer can more effectively disperse the particles into the liquid and produce uniform mixing effect, the high-power mechanical vibration can promote the mixing effect, meanwhile, the powerful mechanical vibration can more quickly and completely disperse the particles and realize uniform mixing, so that the production efficiency can be improved and the time can be saved.

The invention relates to a network verification method and system based on digital twinning, electronic equipment and a storage medium. The method comprises the following steps: collecting network data of a physical network; preprocessing the network data, and constructing a data service management platform including standardized atomic power according to the preprocessed network data; mapping data in the constructed data service management platform with a physical network, and constructing a twin network, so that the twin network has a structure and functions similar to those of the physical network; and calling a preset service logic algorithm to re-execute whole network routing convergence calculation on the twin network to obtain new network topology, routing and flow distribution data, and presenting a network comparison result before and after re-convergence calculation through a front-end visual interface. A twin network similar to a physical network is constructed through a digital twin technology, the network is verified and tested in a virtual environment, and misoperation and potential risks caused by direct manual operation are avoided.

The utility model relates to the technical field of new energy batteries, in particular to a battery cell assembly structure, which comprises a hard shell, a sealing cover is hermetically mounted on the hard shell, a battery cell mounting cavity for mounting a battery cell is arranged in the hard shell, a first protection component is arranged in the hard shell, and a second protection component is arranged on the inner wall of the battery cell mounting cavity. According to the utility model, the second protection assembly is matched with the shape of the end part of the battery cell, so that the stress on the pole core is more uniform, and the phenomenon that the pole core is extruded by a hard shell to cause polarization difference after the battery cell is circulated due to the increase of the thickness of a pole piece, so that the performance degradation and the safety risk of the battery cell are further avoided; and the limitation of the number of layers of the winding pole cores on the capacity of the battery core is broken through, and a plurality of winding pole cores can be assembled in the technical scheme, so that the capacity of the battery core is ensured, and the problems and potential risks existing in a high-capacity winding pole core are avoided.

The invention relates to an automobile chassis dynamometer resistance and inertia simulation measurement system and method, and belongs to the technical field of automobile performance testing, and the system comprises a multi-axis force measurement module, an environment compensation module, a multi-source data acquisition module, a dynamic dynamometer module and other core assemblies. Vehicle resistance information is collected through a multi-axis force transducer and is corrected in combination with environmental factors, accurate simulation of resistance and inertia of a target vehicle is realized by using a kinetic model and a PID algorithm, and error information is further calculated to optimize a test result. According to the invention, the technical effects of improving the resistance and inertia simulation precision and enhancing the measurement reliability and adaptability are achieved.

The application discloses a dysuria and urinary incontinence integrated monitoring and diagnosing system based on intelligent sensing, comprising: a bladder emptying evaluation module for real-time tracking of bladder shape and volume change and evaluation of whether the bladder is completely emptied; a detrusor contraction function evaluation module for real-time monitoring of the contraction strength and coordination of the detrusor and judgment of whether it works normally; a bladder pressure evaluation module for evaluation of bladder compliance and detrusor function by monitoring the elasticity change and pressure change of the bladder wall; a urinary flow rate determination module for real-time measurement of bladder shape change and urinary flow rate and evaluation of the urinary flow rate; a urethral obstruction and bladder outlet obstruction evaluation module for evaluation of whether there is obstruction in the urethra or bladder outlet by real-time monitoring of the shape change and pressure change of the bladder and urethra; and a data analysis and intelligent diagnosis module for providing dysuria diagnosis and treatment suggestion. The application not only improves the accuracy and operability of dysuria diagnosis, but also optimizes the clinical decision-making process.

Provided in the present application is a control device for a gearbox, the control device comprising: a sensor module, a differential, a clutch, a brake, and a control module, wherein the control module is configured to actuate, when a system oil pressure is below a system oil pressure threshold, a brake caliper to clamp a brake disc and release the clutch, and is configured to release the brake caliper and close the clutch when the system oil pressure is above the system oil pressure threshold. Different rotation speed ratios of a mechanical pump are obtained by means of combined control of the clutch, the differential and the brake, so that the mechanical pump can have different flows under different operating conditions. Therefore, lubrication requirements of a rated operating condition and a special operating condition are both taken into consideration, and insufficient lubrication under low-speed and / or low-temperature conditions, and excessive oil under the rated operating condition are avoided.

The invention discloses a dynamic modification and original definition backtracking method and system for a database view. The method comprises the following steps: receiving a CREATE OR REPLACE VIEW command containing field addition and deletion and sequence or type change, and analyzing to generate a target column attribute list; an old column attribute list is obtained, after comparison, a deleted column is marked as a deleted column, a newly added column is added, and sequence / type column attributes are adjusted; and updating the total column number metadata of the view, traversing the dependency table to set the dependency object to be invalid, and triggering the first access to automatically recompile. Meanwhile, a complete original text containing an annotation format is captured through an analysis state machine, an original text-normalized text dual storage mechanism (two columns of a system metadata table are stored respectively) is adopted, the original text is returned when a user requests, and the normalized text is adopted when internal recompiling is carried out. According to the method, flexible lossless modification of the view, stable attribute, dependence on automatic management and accurate backtracking of original definition are realized, the operation and maintenance cost is reduced, and the system reliability is improved.

An auxiliary device for proximal aortic anastomosis in coronary artery bypass grafting (CABG) includes a puncture needle, a puncture cannula, a cutting cannula, and a ring compressor. The puncture cannula is fitted over the puncture needle, with a bulging ball at its tip and an annular groove at its tail end. The ring compressor is fitted over the puncture cannula and can slide axially; its tip has a notched compression ring with an inner diameter smaller than the outer diameter of the bulging ball. During puncture, after the aorta is penetrated, the ring compressor is pressed down, and the compression ring and bulging ball work together to clamp the puncture site, achieving a bloodless procedure. The cutting cannula is then pressed down, and the aortic wall within the compression ring is removed. The graft vessel is then anastomosed to the aorta, with the suture passing through the compression ring. After suturing, the ring compressor is rotated, and the suture exits through the notch. The entire device is then withdrawn, and the suture is tightened and knotted to complete the anastomosis. This invention avoids aortic clamping, eliminates the risk of plaque dislodgement, requires only a single port for anastomosis, and is simple to operate with reliable hemostasis.

The utility model relates to door lock technical field provides a kind of granary multiple door lock mechanism, including granary door, first door lock unit, second door lock unit, touch detector and wireless communication module, first door lock unit includes the locking mechanism being set on the door panel of granary door and the lock groove being locked or separated unlocking with locking mechanism, lock groove is set on the door frame of granary door;Second door lock unit includes a cover, an installation frame being set on door panel and multiple lock head being connected and locked with cover and door panel, cover is set on installation frame to cover or expose locking mechanism;Touch detector is set on installation frame, and the monitoring end of touch detector is set on cover and is pushed;Wireless communication module is electrically connected with touch detector setting. By setting double protection mechanism, can effectively prevent illegal intrusion, improve the anti-theft performance of door lock mechanism, and can real-time monitoring granary door lock state, ensure that management personnel timely master granary safety condition, prevent potential risk.

The invention discloses a solid-state hydrogen storage system energy optimization scheduling method, system and device and a storage medium, and belongs to the technical field of green hydrogen production and storage. The solid-state hydrogen storage system energy optimization scheduling method comprises the following steps: collecting distributed energy input data and real-time operation parameters of an electrolytic cell; dynamically distributing energy to the electrolytic hydrogen production equipment based on the collected data; parameters of electrolytic hydrogen production equipment are monitored in real time, and hydrogen charging and discharging logic control is implemented; and a real-time optimal energy scheduling control strategy is constructed by utilizing a multiple random operation scene generation and feature extraction technology, and scheduling instructions of hydrogen production, hydrogen storage and hydrogen utilization are dynamically adjusted. According to the method, the comprehensive management efficiency of the system is improved, energy waste is reduced by dynamically optimizing resource allocation, the reliability of the system is enhanced, potential problems are found and processed in time through a grading early warning mechanism, and a powerful guarantee is provided for stable operation of the solid hydrogen storage system.

This invention provides a high-power, high-isolation coaxial power divider / combiner, relating to the field of microwave communication device technology. It solves the limitations of traditional power dividers / combiners, such as poor standing wave ratio (SWR) at the power divider ports and lack of isolation between adjacent ports. The power divider / combiner includes a common port, multiple branch ports, and multiple branch line structures. The common port is located on one of the branch line structures, which symmetrically connects to the other branch line structures, which in turn connect to the multiple branch ports. Each branch line structure also has multiple isolation ports for connecting isolation resistors. When used as a power divider, the common port receives the signal input, and each branch port outputs a signal with evenly distributed energy. When used as a combiner, the principle is reversed. This invention, through structural design and the use of isolation resistors, ensures the SWR at the output ports and guarantees the isolation between adjacent ports.

The invention relates to the technical field of lamp illumination, in particular to an illumination lamp for inhibiting eye axis growth and a preparation method of the illumination lamp. The lighting lamp comprises a light source module. The control module is electrically connected with the light source module; the optical assembly is arranged on a light emitting path of the light source module; the light source module meets the following spectral conditions: a) the relative value of the peak energy of purple light with the wave band of 360-410 nm is 0.3-1; b) the peak energy relative value of the blue light with the wave band of 410 to 450 nm is 0.2 to 0.7; c) the peak energy relative value of the long red light with the wave band of 680-800nm is higher than 0.1; and d) the total irradiance of the purple light wave band on the illumination surface is 30-50 [mu] W / cm. According to the invention, the obvious effect of inhibiting the growth of the ocular axis is realized in a conventional lighting environment; the prevention and control effect is ensured, potential risks possibly caused by excessive irradiation of purple light are avoided, and the safety is high.