487results about How to "Avoid using effects" patented technology

The invention relates to the technical field of production task decision making, in particular to a furniture production task automatic matching method and system based on intelligent manufacturing. And extracting personalized demand information corresponding to the production task, converting the personalized demand information into standard design parameters, and generating a customized task. The production task is disassembled into a plurality of sub-tasks, and each sub-task has independent attributes including process requirements, resource requirements and time requirements; and performing one-to-one mapping on the customized tasks and the subtasks to generate an execution plan. Performing resource matching by using a constraint algorithm based on the execution plan and the existing production resource information to obtain a production plan; and obtaining an optimal scheduling plan by using a constraint algorithm according to the production plan. And based on the real-time production data and the burst information, adjusting the optimal scheduling plan through the data analysis model to obtain a final scheduling plan. The method can cope with emergencies or real-time data changes, and manual decisions are reduced.

The invention discloses an interface document automatic generation method and related equipment thereof, and belongs to the technical field of artificial intelligence. The method comprises the following steps: receiving an interface document generation instruction, obtaining an interface source code and a code annotation, and obtaining an interface document template; analyzing the interface source code and the code annotation by using a code analyzer to obtain code metadata; constructing a code analysis tree for the interface source code, and performing static code analysis on the code analysis tree according to the source code grammar detection rule to obtain context information; selecting an adaptive controller class and a class processing method to package the code metadata and the context information, and generating response data; and importing the response data into the interface document template to generate an interface document corresponding to the interface source code. The invention further relates to the technical field of block chains, and source codes are stored on a block chain network. According to the method and the device, the problem of document errors or omission caused by lack of metadata or context information in a traditional interface document automatic generation process is solved.

The invention relates to the technical field of equipment management, in particular to a medical beauty equipment cloud management system and management method. The method comprises the following steps: acquiring a medical beauty equipment number and medical beauty equipment parameters; carrying out cloud platform data uploading on the medical beauty equipment parameters based on the medical beauty equipment number, and generating medical beauty equipment monitoring data; consumable information digital registration is carried out on the medical beauty equipment monitoring data, and a beauty equipment consumable digital registry is generated; the method comprises the following steps: acquiring beauty equipment consumable data through a beauty equipment consumable digital registry to obtain beauty equipment consumable sensing data; consumable loss influence analysis is carried out on the beauty equipment consumable sensing data, and a consumable state monitoring data set is generated; and performing consumable service life prediction on the consumable state monitoring data set, thereby generating consumable service life early warning data. According to the invention, through real-time monitoring, intelligent analysis and dynamic adjustment of the cloud platform, the accuracy and comprehensiveness of cloud management of the medical beauty equipment are improved.

The embodiment of the invention provides a computing resource configuration method and device of FPGA equipment and the FPGA equipment. The method comprises the steps that a heterogeneous query execution plan is generated according to a query request of a user, and the heterogeneous query plan comprises heterogeneous operators and non-heterogeneous operators; and determining a first number of resource blocks required to be configured for executing the heterogeneous operator based on the calculation throughput for processing a non-heterogeneous operator adjacent to the heterogeneous operator and the calculation throughput which can be provided by a single resource block in a programmable array logic FPGA (Field Programmable Gate Array) device. Through the embodiment of the invention, the problems that the throughput of the FPGA equipment is not matched with the calculation throughput of the CPU and the resources of the FPGA equipment cannot be reasonably utilized in the current dynamic configuration scheme in the related technology are solved, and the effect of ensuring that the resources of the FPGA equipment are reasonably utilized in the query acceleration process of the database is achieved.

The invention provides an edge computing resource allocation method and system based on multi-objective optimization, and relates to the field of data processing, and the method comprises the steps: determining the resource demand feature of each unmanned retail store and the resource demand association feature between any two unmanned retail stores according to the historical computing resource demand information of a plurality of unmanned retail stores, determining an edge calculation layout scheme, and setting a plurality of edge calculation devices; predicting future computing resource demands of the plurality of unmanned retail stores according to the resource demand feature of each unmanned retail store, the resource demand association feature between any two unmanned retail stores and the demand prediction auxiliary information; acquiring resource allocation auxiliary information; according to the method, the edge computing resource allocation scheme is determined according to the future computing resource demands and the resource allocation auxiliary information of the unmanned retail stores, the edge computing resources are allocated to the unmanned retail stores, and the method has the advantage of improving the flexibility of edge computing resource allocation in an unmanned retail scene.

The invention provides a control method of a compressor system, the compressor system and an air conditioner, and according to the control method of the compressor system, after the power demand change is detected, the target compressor is intelligently determined and started by combining the current power demand data and the power range data of each compressor. And then, after the target compressor operates for a period of time, real-time operation data of the target compressor are obtained, the target compressor is adjusted according to a preset control strategy, and load balance between the compressors is achieved. According to the method, the running state of the compressor is dynamically optimized by comprehensively utilizing real-time and historical running data, excessive use and frequent start and stop of some compressors are avoided, mechanical abrasion and energy consumption are remarkably reduced, and therefore the service life of the whole compressor system is effectively prolonged.

The invention discloses a self-service rental vehicle intelligent scheduling and dynamic battery distribution method, system and device and a storage medium. The self-service rental vehicle intelligent scheduling and dynamic battery distribution method comprises the following steps: S1, predicting a battery demand of a rental network in a future set time period through a linear regression model, and feeding back a prediction result to a cloud scheduling platform; s2, a leasing user requests to lease at a leasing network through a user side application program; s3, the cloud scheduling platform extracts the inventory number information of the lease network in the S2; s4, the cloud scheduling platform continues to extract the historical lease information of the lease user in the S2; s5, the cloud scheduling platform performs judgment through a linear regression model in combination with the detailed information of the batteries and the vehicles in the renting network in the S3 and the historical renting information of the renting users in the S4; and S6, the cloud scheduling platform notifies the battery replacement cabinet system to open a corresponding battery compartment door. The method has the advantages of intelligent scheduling and distribution, improved distribution efficiency, prolonged battery life and the like.

The invention provides a privacy protection method based on computing migration and AI behavior trajectory analysis, and relates to the technical field of privacy protection of the Internet of Things. According to the method, a privacy label is bound to target data, an AI behavior track fingerprint is generated in each AI processing stage, and matching verification is performed on the AI behavior track fingerprint and the privacy label, so that dynamic access control and security audit among terminal equipment, edge nodes and a cloud are realized. On one hand, data can be effectively prevented from being stolen or tampered in the migration process through an encryption transmission and fingerprint verification mechanism; and on the other hand, the fingerprint and label information can be selectively stored in the block chain or the alliance chain side chain, so that the tamper-proofing performance and the distributed credibility of the audit record can be enhanced. The method is suitable for various AI application scenes, the risk of unauthorized calling and sensitive information leakage can be reduced, and the traceability and safety of the whole data processing process are improved.

The invention provides a slope cropland fertilizing device and method, belongs to the technical field of fertilizing, and aims to solve the problem that a fertilizing device special for slope cropland is lacked in the prior art. Comprising a vehicle body, a chemical fertilizer box, a fertilizer distributor, a mixer, a fertilization angle adjusting assembly and a fertilization gun, a power device is arranged on the vehicle body, the vehicle body is driven by the power device to advance, and a handrail is fixedly arranged on the back of the vehicle body; the chemical fertilizer boxes are symmetrically and fixedly arranged on the two sides of the vehicle body, through holes are formed in the bottoms of the chemical fertilizer boxes, the through holes in the bottoms of the chemical fertilizer boxes are communicated with the fertilizer distributors, and the fertilizer distributors are used for quantitatively measuring chemical fertilizers; the bottom of the fertilizer distributor is communicated with the mixer; the fertilization angle adjusting assembly is arranged at the bottom of the vehicle body; the fertilization angle adjusting assembly is used for adjusting the fertilization angle; the fertilizing gun is mounted on the fertilizing angle adjusting assembly.

The invention discloses automatic sowing equipment for agricultural planting, which comprises a base plate, an automatic sowing mechanism is fixedly arranged at one end of the upper part of the base plate, a stubble cutting mechanism is fixedly arranged on one side of the base plate, a soil shifting and grooving mechanism is fixedly arranged at one end of the lower part of the base plate, and a second bottom block is fixedly arranged on the side surface of the automatic sowing mechanism. A water tank is fixedly arranged on the side face of the second bottom block, and a compaction mechanism is fixedly arranged on the other side of the base plate. According to the automatic sowing mechanism, through the design of the transmission system and the sowing groove, it is ensured that peanut seeds are evenly and accurately sown, continuous conveying of the seeds is achieved through rotation of the material rotating disc, sowing continuity and stability are also ensured, the sowing efficiency is improved through the design, the difficulty and cost of manual operation are reduced, and the automatic sowing mechanism is suitable for large-scale popularization and application. The fertilizer box and the control pump are combined, so that the spreading amount of the fertilizer can be accurately adjusted according to actual requirements, and waste and overuse of the fertilizer are avoided.

The utility model discloses a skin protecting and supporting device of a traditional Chinese medicine external treatment box, which comprises a connecting containing cylinder which is of an integral structure and is made of elastic materials, and an external expansion cover positioned at the lower end of the connecting containing cylinder. An upper protruding ring, an annular groove, an annular side wall and a moxibustion therapy box supporting ring are sequentially machined on the inner wall of the connecting containing cylinder from top to bottom. The inner diameter of the upper protruding ring is smaller than that of the annular side wall, the inner diameter of the annular side wall is smaller than that of the annular groove, and the inner diameter of the treatment box supporting ring is smaller than that of the annular side wall. The outer edge of the outer expansion cover is located on the outer side of the outer wall of the connecting containing cylinder and is lower than the inner edge. By means of the device, the traditional Chinese medicine external treatment medicine cake box is fixed to the lower side of the cylinder bottom plate, the device has the advantage of being convenient to disassemble and assemble, and electromagnetic interference cannot be generated on a storage communication element; a skin protecting and supporting device is additionally arranged between the moxibustion fumigation traditional Chinese medicine external treatment device and the skin at the body acupoints, and conversion of moxibustion therapy modes can be achieved.

The invention relates to an AI-based CDN resource intelligent scheduling cost optimization method and device. Obtaining the current resource use condition of each resource node in the distribution network and the cost strategy of each resource affiliation party to which each resource node belongs; adopting an AI cost strategy model to analyze an estimated resource demand required by a demand side in a prediction time period, a current resource use condition of each resource node and a cost strategy of each resource affiliation side to which each resource node belongs, and obtaining a target node selected by the AI cost model from each resource node; and providing corresponding resources for the demand side in the prediction time period by adopting the target node.

The invention relates to the field of project management, and provides a safety inspection method and system applied to project management, and the method comprises the steps: determining a project site, recognizing safety inspection equipment, querying the real-time state information of the safety inspection equipment, extracting the equipment loss degree, the fault occurrence frequency and other core elements, collecting activity data through a personnel positioning system, and carrying out the safety inspection. The method comprises the following steps: calculating a potential safety risk value by integrating with core elements, carrying out safety grading, analyzing a safety weak link and calculating a rectification priority, constructing an initial plan by combining the rectification priority and equipment function characteristics, dynamically optimizing and inquiring a key inspection direction to generate a specific task, analyzing a key inspection point, and finally generating a safety inspection scheme. The project safety management level can be improved.

The invention relates to the technical field of medical instruments, in particular to a hemostasis device which comprises a powder spraying gun, a spraying pipe and an air supply assembly and further comprises a medicine adding assembly. The medicine adding assembly comprises a connecting base, a medicine storage bottle, a medicine outlet plate, a rotating base, a baffle and a driving component, a switch on the powder spraying gun is pressed, the air supply assembly conveys air into the powder spraying gun, the air is sprayed out through a spraying pipe, and after the air flows through the powder spraying gun, styptic powder in the medicine storage bottle is driven by air flow and passes through a first medicine outlet and a second medicine outlet which are aligned; then the styptic powder is sprayed out by the spraying pipe, so that accurate spraying of the styptic powder is realized; when the amount of the discharged medicine needs to be adjusted, the baffle is driven by the driving component to rotate, so that the alignment state (namely the overlapping area) of the first medicine outlet hole and the second medicine outlet hole is controlled, and the aims of accurately spraying the styptic powder according to needs and avoiding waste and excessive use are achieved.

The embodiment of the invention provides a hard disk fault prediction method and device, equipment and a storage medium. The method comprises the steps of obtaining S.M.A.R.T. Data of a local to-be-predicted hard disk of a data center; performing dimension reduction processing on the S.M.A.R.T. Data of the to-be-predicted hard disk based on a principal component analysis method to obtain preprocessed S.M.A.R.T. Data of the to-be-predicted hard disk; the preprocessed S.M.A.R.T. Data of the to-be-predicted hard disk is input into a predetermined hard disk fault prediction model, a hard disk prediction result for the S.M.A.R.T. Data of the to-be-predicted hard disk is obtained, the hard disk fault prediction model is obtained through training of a long-short-term memory-converter model, and the S.M.A.R.T. Data of the to-be-predicted hard disk is obtained through training of the long-short-term memory-converter model. The hard disk prediction result comprises the health state and the remaining available life of the hard disk. By using the method, the long and short term memory-converter model can analyze the time domain features and sequence features of the hard disk S.M.A.R.T. Data in parallel under the condition of no mutual influence, the purpose of improving the hard disk fault prediction precision is achieved, the calculation efficiency is improved, the production operation and maintenance work is assisted, and the operation and maintenance cost is reduced.

The invention relates to the technical field of power monitoring systems, in particular to a network security risk monitoring system and method for a power monitoring system, and the system comprises a network security monitoring end and a network security management end. The network security monitoring end is used for collecting operation information and security events of equipment in a power system, merging the information and the security events in real time and sending the information and the security events to the network security management end, and the network security management end is used for receiving the information and performing centralized processing and analysis so as to timely discover and process potential network security risks. Potential network attacks can be found and organized in time, the system is protected from being damaged by hacker viruses and other software, events are rapidly processed, and losses are reduced; and meanwhile, comprehensive monitoring and management of the power monitoring system can be realized, and the workload of operation and maintenance personnel is reduced.

According to the air-cooled airing-free packaging folding box gluing assembly machine, a paperboard sucking and grabbing device is installed on a longitudinal axis sliding rail and a transverse axis sliding rail in a sliding mode through a movable truss, a vertical axis lifting support is vertically installed beside the longitudinal axis sliding rail and the transverse axis sliding rail, and a translation mechanical arm is installed on the vertical axis lifting support; machining tables are mounted on the inner sides of the longitudinal-axis sliding rails and the transverse-axis sliding rails; a feeding glue spraying nozzle is mounted on a working part at the tail end of the translation manipulator; and an air curtain device and a negative pressure air guide suction and exhaust device are arranged on the inner sides of the longitudinal axis sliding rail and the transverse axis sliding rail. Multiple functions of gluing, assembling, cooling and the like are integrated, airing and glue overflowing are not needed, and one-time forming can be achieved. And the glue coating amount is controlled very accurately, and waste and excessive use of glue are avoided. And an air cooling technology is adopted, so that the glued folding box can be quickly cooled and shaped, and the problems of time delay and environmental influence caused by a traditional airing mode are avoided. The equipment can meet the production requirements of paper boxes with different sizes and shapes. And the product quality and consistency are ensured.

The invention discloses a pressure-temperature gradient coupling sensor and application thereof, and belongs to the technical field of intelligent robot sensors and flexible wearable electronics, and the pressure-temperature gradient coupling sensor specifically comprises a net-shaped elastic line containing a temperature sensitive material, a flexible film wrapping the pressure sensitive material, and a bidirectional overflow valve; wherein the two-way overflow valve is fixed at an inlet of the flexible film, the flexible film is completely coated with the net-shaped elastic thread, and the tail end of the net-shaped elastic thread is fixed on the two-way overflow valve. According to the invention, overall coupling deformation is realized based on the pressure-sensitive film and the temperature-sensitive elastic line, and meanwhile, the detection requirement of pressure-temperature dynamic gradient change is met; compared with a traditional single-variable sensor, the pressure-temperature gradient coupling sensor has the advantages that the response characteristic of the sensor is improved through the cooperative coupling effect of pressure and temperature, and the phenomenon that signals are not synchronous due to the fact that a plurality of single-factor sensors are connected in series and in parallel is avoided.

The invention discloses a cleaning and dirt separating soft endoscope cleaner, and relates to the technical field of cleaning equipment. Through combined application of the rotary sweeping cleaning spray rod, the ultraviolet lamp disinfection, the negative pressure recovery system and the nanometer mechanical resonance sensor, the soft endoscope can be efficiently cleaned, bacteria detection can be performed on the recovery liquid, sterility and reutilization of the cleaning liquid are ensured, the cleaning effect is greatly improved, and the cleaning efficiency is improved. The risks of waste and cross contamination of the cleaning liquid are reduced, high safety is achieved, and the cleaning efficiency and the hygienic standard of the soft endoscope are improved.

The utility model discloses a drainage device for a water conservancy project, and belongs to the technical field of drainage devices. A drainage device for a water conservancy project comprises a base, moving wheels are installed at the four corners of the bottom face of the base, a fixing plate is welded to the front side of the top face of the base, two motors A are fixedly arranged on the top face of the rear side of the base in a bilateral symmetry mode, and the output ends of the motors A are connected with a water pipe frame. The water outlet end of the water outlet pipe is made to be lower than the water inlet end of the water inlet pipe, then a motor B is used for driving an impeller B to rotate, the impeller B sucks out air in the water inlet pipe and the water outlet pipe, the air flows out of the water outlet pipe under the action of pressure, the motor B is turned off at the moment, and water in the dam body is continuously pumped out through the pressure difference; and the pressure difference is used for dewatering, so that the problems that resources are wasted and the water pump cannot be used in power failure when the water pump is used for dewatering are avoided.

The invention relates to the technical field of 3D printing, in particular to a middle frame forming method of a display device, a display device manufacturing method and a printing device. The middle frame forming method of the display device comprises the steps that a printing base body is provided and comprises a curved-surface back plate or a plane back plate, a display module layer and a cover plate which are arranged in a laminated mode; the edge of the display module layer and the edge of the cover plate are inwards retracted relative to the edge of the back plate; the radian of the printing substrate in the edge area is larger than that in the non-edge area; printing a middle frame material in the edge area to form a middle frame; a five-axis linkage printing device capable of adjusting the position and the orientation angle of a printing head is used, and a first anti-overflow wall and a second anti-overflow wall are formed on the edge of the side, away from the center of a printing base body, in an edge area and the edge of the side, close to the center position of the printing base body, in the edge area in sequence. The printing requirements of different curved-surface middle frames can be flexibly met.

The present invention discloses a split-type intelligent cooling protective hood, comprising: a hood body; a headband assembly, which is detachably arranged inside the hood body, and whose lower edge is provided with an air inlet, an air return port and a first temperature and humidity sensor; a ventilation duct, which has an air inlet cavity and an air return cavity, the distal end of the air inlet cavity is connected to the air inlet, and the distal end of the air return cavity is connected to the air return port; and a powered air supply assembly, the outlet of which is connected to the proximal end of the air inlet cavity, and the inlet of which is connected to the proximal end of the air return cavity and the new air port. The split-type intelligent cooling protective hood provided by the present invention adopts a split-type structural design for the hood body and the powered air supply assembly, monitors the temperature and humidity conditions inside the hood body in real time, and accurately controls and adjusts the temperature and humidity inside the hood body through the powered air supply assembly and the air return structure design, so that the hood is suitable for wearing and using in a high temperature environment, and is particularly suitable for providing better safety protection for clinical and epidemic prevention personnel working indoors and outdoors in summer.

The embodiment of the invention provides an optical module control system, a server and a server networking system.The system comprises a switcher, a management controller and a processor, the management controller comprises a debugging interface, the switcher is connected with the debugging interface, and the processor is connected with the switcher; wherein the management controller is used for responding to the identified switching request and controlling the processor to be connected with the detection link corresponding to the data port of the optical module connected with the processor, and the switching request is triggered under the condition that the data port of the optical module connected with the processor changes. According to the invention, the problem that the efficiency of switching the detection link of the data port on the optical module connected with the processor is low is solved, and the effect of improving the efficiency of switching the detection link of the data port on the optical module connected with the processor is achieved.

The invention discloses an intelligent charging device and system based on block chain connection and a charging method. The intelligent charging device comprises a plurality of charging piles and a to-be-charged vehicle. Any one of the plurality of charging piles is used for charging the to-be-charged vehicle; and each charging pile in the plurality of charging piles establishes a communication link with two adjacent charging piles arranged according to a predetermined sequence so as to form an annular communication network. Besides, compared with the prior art, the intelligent charging method based on block chain connection can improve the charging efficiency, guarantee the data security, optimize the resource allocation and improve the user experience. In this way, the to-be-charged vehicle can obtain state information of common and surrounding charging piles, the charging piles can intelligently adjust charging strategies, the charging process is transparent and traceable, and convenient, safe and efficient charging services are provided for users.

The invention discloses an intelligent load balancing method based on a zero-sample hybrid expert model, and the method comprises the steps: creating a task spectrum mapping relation through zero-sample learning, generating a virtual label, refining the demands of a new task into a resource demand feature spectrum through multi-dimensional feature cross projection, and carrying out the optimization of the resource demand feature spectrum. Predicting a multi-dimensional resource demand of the new load balancing task; establishing a multi-view hybrid expert dynamic integration mechanism, configuring a multi-view hybrid collaborative expert for a task, applying a plurality of expert model combinations to different demand dimensions, creating a virtual image sample of a new task, simulating a resource demand and a load effect thereof in a virtual environment, and generating an initial resource allocation scheme; for dynamic load fluctuation, task cells are distributed to nodes with sufficient resources; according to the method, the robustness and efficiency of the system are improved, the implementation process is simplified, and the method has wide application prospects and practical value.

The invention discloses a mine vehicle scheduling method, device and equipment and a storage medium. Comprising the steps of performing production configuration for a current working condition, and obtaining working condition related data based on configuration information; determining the state of each excavator and the state of each mine truck according to the working condition related data; and determining the working condition of the current working condition according to the state of each excavator and the state of each mine truck, and dispatching the mine truck based on the working condition. By determining the states of the excavator and the mine truck, reasonable allocation of vehicle resources is facilitated, idling or overuse of vehicles is avoided, optimal utilization of resources is achieved, production arrangement can be more suitable for the actual situation, production delay and resource waste caused by unreasonable configuration are reduced, and therefore the overall production efficiency of a mine is improved. And clear and accurate working condition and vehicle state information can be provided for mine managers by determining the working condition, so that the mine managers can make reasonable vehicle scheduling and management decisions, and the operation management level of the mine is further improved.

The invention discloses a vehicle hub threaded hole size automatic detection device, and relates to the technical field of detection equipment, the vehicle hub threaded hole size automatic detection device comprises a base and a hub member, the top of the base is rotatably connected with a rotating disc, the axis of one side of the rotating disc is provided with a detection assembly, and the outer side of the detection assembly is provided with a clamping block for clamping and fixing the hub member. According to the automatic detection equipment for the size of the threaded hole of the vehicle hub, by introducing an alarm lamp and a circuit closing mechanism, when the size of the threaded hole of the hub does not meet a preset standard, a movable rod moves to an inclined area, so that a connecting copper sheet is in contact with a fixed copper sheet, a closed circuit is formed, and the alarm lamp is activated; the real-time alarm function can find and process unqualified hub parts in time, and the problem in the subsequent assembly or use process caused by the unqualified size of the threaded hole is avoided.

The utility model relates to the technical field of die-casting forming dies, and discloses a die-casting forming die which comprises a die body and a protection device. By arranging the die, the upper shell, the lower shell, the hydraulic telescopic rod, the dead head, the protection device, the bottom plate and other structural components, an automobile part can be formed through die-casting through the die, the die can be protected through the protection device, impact on the mounting block and the movable plate can be buffered through the two buffering assemblies, and therefore the die is protected, and the service life of the die is prolonged. And through four damping structures, shock absorption can be conducted on collision borne by an anti-collision plate and a movable plate, the anti-collision effect on the mold is further improved, the mold can have the anti-collision effect, the effect that normal use of the mold is affected by collision is achieved, and the problem that although an aluminum block can be melted and recycled, the mold cannot be used normally is solved. However, the mold cannot have an anti-collision function, and normal use of the mold is easily affected when the mold is collided.

The invention discloses a ship seawater valve box and a ship, the seawater valve box structure comprises a plurality of hierarchical areas which are arranged in the seawater valve box and between a grating and a seawater inlet short pipe, and each area is provided with a seawater through hole for communication. And the vent pipes are arranged in each layer area. Aiming at the design thought of the seawater valve box for reducing bubble gathering, the partition plate is arranged in the seawater valve box to standardize the flow direction of seawater, the path of bubbles entering the seawater valve box and reaching a seawater pump suction port is prolonged, and bubble gathering is reduced. The ventilation degree is increased by additionally arranging the ventilation pipes above the different partition plates, bubbles are discharged into the atmosphere as much as possible by increasing the number of the ventilation pipes or increasing the pipe diameters of the ventilation pipes, the operation defects of seawater cooling systems of ro-ro passenger ships and container ships are effectively overcome, stable operation of the ships is facilitated, and the safety coefficient is increased.

The invention relates to the technical field of oil field oil production engineering, in particular to an underground data acquisition unit with flow, pressure and temperature monitoring functions and a method. The method is suitable for underground working condition monitoring of submersible motor type lifting equipment such as submersible screw pumps, submersible plunger pumps and submersible centrifugal pumps. The unit comprises a pressure-resistant shell, wherein a central pipe, an electromagnetic flowmeter, two pressure and temperature sensors and an underground parameter collector are integrated in the pressure-resistant shell; the two sensors are used for measuring the temperature and pressure of liquid flow of the central pipe and the temperature and pressure of an oil casing annulus respectively; the electromagnetic flowmeter measures the flow, and real-time temperature and pressure data are used for compensation to improve the precision. The unit is further provided with a collecting pipe, an upper end, a lower end, a connecting sliding ring, an annulus / oil pipe inner testing channel, a sealing rubber ring and the like. Through the integrated design, synchronous high-precision in-situ monitoring of underground key parameters is achieved, the problem that underground data of multiple instruments are not synchronous is solved, and a reliable data terminal is provided for an intelligent oil field.