20 results about "Micro environment" patented technology

The application relates to the technical field of intelligent regulation and control of an archive storage environment, and discloses an intelligent control system for the temperature and humidity of an archive room. The system comprises an environment monitoring network component, an internal detection engine component, a fusion computing center component and a decision generator component. The environment monitoring network component collects environment data by using a sensor array and generates a high-precision environment state atlas by applying a data assimilation technique. The internal detection engine component reconstructs an internal non-uniform humidity field of archives based on risk identification in the atlas by using a waveform analysis algorithm. The fusion computing center component aligns the time and space attributes of the two, and outputs a comprehensive confidence by using an evidence reasoning method. The decision generator component generates an adaptive control strategy by using a heuristic optimization algorithm according to the confidence. The application realizes all-round accurate perception and intelligent regulation and control from the macro environment of the archive room to the micro environment of the archive entity.

The invention belongs to the field of intelligent degradable food packaging materials, and particularly relates to a pH response type intelligent degradable packaging film and a preparation method and application thereof. According to the invention, PBAT / PLA blended resin is used as a degradable matrix, a natural pH sensitive indicator alizarin is used as an intelligent response unit, no auxiliary component is added, and the high-performance pH response type intelligent degradable packaging film is prepared by controlling an alizarin solvent pre-dispersion-gradient mixing process and melt blending parameters. According to the invention, through collaborative proportion optimization of PBAT and PLA, the balance of flexibility and rigidity of the membrane is ensured, a uniformly dispersed microenvironment is provided for alizarin, and the core problem of agglomeration of alizarin in a hydrophobic matrix is solved. The packaging film can visually monitor the corruption degree of perishable food such as fresh chicken breast and aquatic products in real time through color change, the preparation process is simple, the cost is controllable, the safety is high, and a brand new technical path is provided for greenization and intelligentization of food packaging.

The invention discloses a multi-degree-of-freedom force feedback exoskeleton manipulator for virtual reality, and relates to the technical field of man-machine interaction equipment, the multi-degree-of-freedom force feedback exoskeleton manipulator for virtual reality comprises a base, five groups of fingers are movably mounted on the base, a protective shell is fixedly mounted above the base through bolts, and a rotating part is rotatably mounted on the left side of the base; the device has the advantages that the pad is tightly attached to the back of the hand through the self-adaptive unit, it is ensured that the flexible strain gauge accurately captures action signals, and a foundation is laid for response of the motion unit; the adjusting unit monitors the hand microenvironment in real time, the temperature and humidity are adjusted through intelligent lifting and airflow circulation, the comfort degree is improved, and the equipment safety is guaranteed; the motion unit drives a multi-connecting rod mechanism according to predicted data, multi-degree-of-freedom motion simulation and force feedback are achieved, and the virtual reality interaction system which is sensitive in perception, timely in response and immersive in experience is constructed through mutual cooperation of the three units.

The invention relates to the technical field of intelligent environment control, and discloses a microenvironment adaptive regulation and control method and system based on multi-modal perception and dynamic cooperation, and a storage medium. The method comprises the following steps: acquiring data through a multi-source sensor to form a multi-modal data set; performing feature extraction and fusion analysis on the set to generate a user state matrix and an environment state matrix; according to the number of the users, generating a regulation and control instruction by adopting an individual matching degree calculation or multi-objective optimization method; the actuator is driven to change the environment; and the model is optimized online based on feedback.

The invention discloses a pipe quality tracing method, a quality tracing system, a medium and a product, and relates to the field of industrial manufacturing and quality control. By implementing the method, the RFID tag is embedded into the pipe and the micro environment sensor is integrated, so that real-time monitoring and data acquisition of the whole life cycle of the pipe are realized. Under the current circulation node, if the health index of the pipe indicated by the pipe health data is smaller than a preset index threshold value, the quality tracing system automatically extracts the historical circulation record of the pipe from the block chain node and the historical environment data collected by the micro environment sensor for analysis; the responsibility nodes causing the pipe quality problem are accurately positioned, and a responsibility tracing report is generated. According to the method, hysteresis and subjectivity of a traditional manual inspection mode are avoided, and the accuracy and efficiency of quality tracing are improved. And meanwhile, the block chain technology ensures that the data cannot be tampered, and a reliable basis is provided for responsibility investigation.

The application discloses a multi-degree-of-freedom force feedback exoskeleton manipulator for virtual reality, relates to the technical field of human-computer interaction devices, and comprises a base, five groups of fingers movably installed on the base, a protective shell fixedly installed above the base through bolts, and a rotating piece rotatably installed on the left side of the base, wherein a wrist strap is arranged below the rotating piece, and the base has the advantages that the self-adapting unit makes the gasket closely adhere to the back of the hand, ensures that the flexible strain gauge accurately captures the action signal, and lays a foundation for the response of the motion unit; the adjusting unit monitors the micro environment of the hand in real time, adjusts the temperature and humidity through intelligent lifting and airflow circulation, improves the comfort and guarantees the safety of the equipment; the motion unit drives the multi-link mechanism according to the prediction data, realizes multi-degree-of-freedom action simulation and force feedback, and through the cooperation of the three units, a virtual reality interaction system with sensitive perception, timely response and immersive experience is constructed.

The invention discloses a thermal runaway cooperative smoke exhaust and pressure balance control method and system for a machine room microenvironment, and belongs to the technical field of machine room environment control. According to the method, the internal pressure, the external pressure, the smoke concentration and the temperature of a machine room are monitored in real time through multiple sensors, the fire development stage is recognized, and the control weight is dynamically adjusted according to the stage, specifically, smoke is discharged preferentially in the smoldering stage, pressure maintaining is preferentially performed in the open fire stage, and gas replacement is preferentially performed in the later fire extinguishing stage. In the smoke exhaust process, the top smoke exhaust valve, the under-floor smoke exhaust valve and the two-way pressure balance valve are cooperatively adjusted according to the real-time pressure difference, and the internal pressure is maintained within the safety range. Under extreme negative pressure, the space under the floor is utilized to generate air pressure pulse to assist smoke discharge, and introduction of external air is reduced; meanwhile, a precise air conditioner and a cabinet fan are linked through a communication interface, and heat dissipation of survival equipment is guaranteed. According to the method, multi-target cooperation of smoke exhaust, pressure maintaining and service continuity is realized, and the safety and the recovery capability of the machine room in a thermal runaway scene are remarkably improved.

The application discloses a kind of generation and dynamic updating method of housing safety risk image, and it is related to the technical field of housing safety risk assessment.The method comprises the following steps: obtaining the basic identification information of the old house to be evaluated and the historical environmental exposure data of the micro environment;Extract the daily exposure sequence of multiple degradation factors for multiple building components, and calculate the multi-dimensional environmental damage equivalent cumulative amount;Using the degradation case records of the houses with dominant diseases in the same climate zone and the same structure type, the group degradation threshold distribution corresponding to each degradation factor is calculated and constructed;Compare the damage equivalent cumulative amount of each component with the group degradation threshold distribution, and determine the comprehensive silent degradation risk index based on the competition risk model;Generate a risk image containing high-risk component location labeling and dominant degradation type;Calculate the event damage increment and update the image by superimposition.The application realizes the dynamic evaluation of individual silent degradation risk of old house under the condition of lacking on-site detection data.

The invention relates to the technical field of environment monitoring, particularly discloses an environment online monitoring device, and solves the problems of easy drifting of sensor data, unstable power supply and insufficient intelligence in an outdoor environment. The device comprises an environmental parameter sensing module, an energy supply and power management module, a core control and data processing module and a communication and interface module, and the communication and interface module supports at least two mainstream wired or wireless communication protocols. The device is used for data interaction with a remote monitoring center or other local equipment, data drift is corrected in real time through an integrated micro environment compensation unit, energy consumption and operation strategies are dynamically optimized in combination with sensor state diagnosis and self-adaptive sampling control, and a modular layered structure is adopted to facilitate expansion and maintenance. And the accuracy of monitoring data, the power supply stability and the intelligent level of the device are improved.

According to the air port for local humidification and the local humidification method, a ventilation structure and a humidification structure can be integrated, the structure is simple, and the installation space is saved. The air port (1) for local humidification comprises a mounting shell (10) used for being mounted on a device main body, and comprises an outer layer humidification pipe assembly (30) which is attached to the mounting shell (10) and is used for sending wet air with preset humidity to a target microenvironment, and an inner layer humidification pipe assembly (30) which is attached to the mounting shell (10) and is used for sending wet air with preset humidity to the target microenvironment, and the inner-layer ventilation pipe assembly (20) is nested in the outer-layer humidification pipe assembly (30) and is used for sending air with the humidity lower than the preset humidity to the target microenvironment.

The application discloses a viscous sample anti-wall-attachment centrifugal tube for food detection, which comprises a tube body, an anti-attachment structure is arranged on the inner wall of the tube body, the anti-attachment structure comprises a plurality of anti-attachment grooves, the cross section of each anti-attachment groove is triangular, the anti-attachment grooves are arranged along the axial direction of the tube body, and the anti-attachment grooves are sequentially arranged along the circumference of the tube body. The application has the beneficial effect that the groove design of the centrifugal tube wall reduces the adhesion area of the detection object to the inner wall of the centrifugal tube, so that the adhesion strength is reduced, and the phenomenon that the detection object is attached to the inner wall of the centrifugal tube is effectively eliminated. Meanwhile, the inner wall of the centrifugal tube is designed with "texture", so that the impact force of the extraction liquid can be enhanced in a micro environment under the vibration or rotation stirring of the equipment, the elution capacity of the extraction liquid to the detection sample can be physically enhanced, and the extraction efficiency of the extraction liquid to the detection content is enhanced.

The invention discloses an outdoor down jacket with a heat preservation and moisture permeable circulation system design, and relates to the technical field of down jackets, the outdoor down jacket comprises a garment body, the garment body sequentially comprises an outer layer, a heat preservation layer and a lining layer from outside to inside, and the outdoor down jacket further comprises a moisture permeable circulation system integrated on the garment body; the moisture-permeable circulating system comprises a micro air pump, an air inlet module, an exhaust module, a ventilation pipeline and a control unit; through cooperation of the temperature and humidity sensors, the system can sense the microenvironment state in the garment in real time, and start and stop control and power adjustment are achieved. And the bottom-in and top-out airflow direction is adopted, so that the moisture removal efficiency is effectively improved. The fine temperature adjusting cavity structure enables cold air entering from the outside to exchange heat with the heat preservation layer for preheating, cold impact is avoided, meanwhile, moisture is evenly taken away, and the contradiction between ventilation and heat preservation is solved. The air inlet module and the exhaust module are both of a quick-detachable structure, a user can conveniently clean or replace a filter element, the maintainability of a product is greatly improved, and the service life of the product is greatly prolonged.

The invention relates to the technical field of wire temperature testing, in particular to a graphene copper wire temperature coefficient testing system which comprises a micro environment box and a sample loading module arranged in a temperature control cavity, and the sample loading module is used for loading a graphene copper wire sample and applying current; the voltage measuring module is electrically connected with the sample loading module and is used for measuring the sample voltage and the standard resistance voltage of the graphene copper wire sample; and the data acquisition and processing module is used for receiving the sample current, the sample voltage and the standard resistance voltage of the graphene copper wire sample, calculating the resistance of the graphene copper wire sample, obtaining a sample resistance temperature coefficient and outputting a test report. The complete, precise and automatic temperature coefficient testing technology from graphene copper wire sample treatment, environment control to final data analysis powerfully supports the fundamental research and industrial application of the new graphene copper material.

The application discloses an active damping and intelligent airflow coordination control system for a clean room, and relates to the technical field of purification engineering. Technical scheme highlights of the application are as follows: the system comprises an equipment bearing platform, an active damping module, a micro environment management module, a sensor network and a central coordination controller, the active damping module is arranged below the equipment bearing platform and is used for offsetting vibration transmitted to the equipment bearing platform, the micro environment management module comprises a core working area surrounding equipment and a support frame decoupled from vibration of the equipment bearing platform, and the micro environment management module is used for providing directional clean airflow to the core working area and trapping pollutants. Through arrangement of various modules and coordination control between the modules, the application not only guarantees a clean environment of the core working area, but also avoids introducing new vibration disturbance to the equipment bearing platform.

The invention discloses a wind resource data processing method and system, and the method comprises the following steps: carrying out the same-tower interpolation of the wind resource data of different height layers of a target anemometer tower through the target wind resource data of the target anemometer tower; after same-tower interpolation is carried out on the target anemometer tower, whether target data missing exists in the target wind resource data of different height layers or not is judged; selecting adjacent anemometer towers of the target anemometer tower according to the inter-tower distance and terrain similarity calculated according to the terrain data, and acquiring adjacent wind resource data of the adjacent anemometer towers; performing different-tower interpolation on target data in the target wind resource data of different height layers of the target anemometer tower by using the adjacent wind resource data; and obtaining corrected wind resource data of the target anemometer tower. According to the method, through'terrain similarity 'filtering, it is ensured that the microenvironments where the two towers are located are comparable, and the wind speed / wind direction correlation modeling precision is improved; when a plurality of suspected anemometer towers meet the terrain similarity, the suspected anemometer towers can be reserved at the same time, so that the interpolation precision is improved.

The invention discloses an environment test box for an unmanned ship sensing system, and relates to the field of environment test, in the test box, a base and a cover body are connected with a camera shell of an unmanned ship to form a closed cavity; the micro environment simulation unit and the liquid supply and storage unit are arranged in the base and the cover body; the micro environment simulation unit is used for generating a controllable rainfall, snowfall or fog effect in front of the view field of the camera; the liquid supply and storage unit is communicated with the micro environment simulation unit and provides working liquid for the micro environment simulation unit; the illumination unit is arranged around the periphery of the view field of the camera and is used for simulating various illumination conditions; and the control and power supply unit is used for receiving an external instruction to control the working states of the micro environment simulation unit and the illumination unit, and obtaining electric energy from a power supply system of the unmanned ship. According to the invention, a controllable, repeatable and high-fidelity physical simulation environment can be provided for the unmanned ship.

The invention discloses a traditional Chinese medicinal material precise planting management system based on the Internet of Things and an implementation method thereof. In the system, a sensing layer is additionally provided with a spectrum sensor for collecting plant spectrums, and a micro environment monitoring station captures local micro environment data; the network layer mixedly uses LoRa, NB-IoT, 5G and Wi-Fi, and switches communication modes according to scenes to guarantee data transmission. And the platform layer constructs a dynamic decision model by using deep learning, analyzes historical and real-time data in combination with growth characteristics of different traditional Chinese medicinal materials, formulates a personalized planting strategy, and encrypts and stores key data by means of a block chain to realize whole-course traceability. The application layer integrates a VR / AR function, supports immersive viewing and field data acquisition, and is also provided with an agricultural product quality tracing module. The implementation method comprises the steps of demand analysis, hardware deployment, platform construction, equipment linkage, pilot run optimization and formal operation and maintenance. The system integrates multiple technologies, accurately monitors the whole planting process, intelligently decides, regulates and controls, ensures that data is real and reliable, and improves the management efficiency and the product quality.

1. The name of the design product: unmanned aerial vehicle micro environment sensing and accurate search device. 2. The use of the design product: the design product is used for sensing micro environment and accurately searching the position of unmanned aerial vehicle. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

This invention provides a method and system for assessing and optimizing urban age-friendliness, relating to the fields of smart city and urban planning technology. By constructing a database of micro-environmental attributes including at least one of slope gradient, pavement material, and accessibility facilities, and calculating equivalent walking distances based on these attributes, this invention achieves accurate quantification of the actual travel load of the elderly, solving the problem of distortion in macro-distance measurement. Furthermore, by establishing a three-dimensional decoupled evaluation system encompassing accessibility, service supply, and service quality, it clearly reveals the specific causes of age-friendliness shortcomings, addressing the issues of single and confusing evaluation dimensions. Finally, through spatial clustering analysis, it generates differentiated age-friendliness optimization strategies, providing an efficient decision support tool for urban renewal in aging societies, significantly improving the efficiency of fiscal fund utilization and the targeting of renovation measures.

The invention discloses a bionic strain sensor and a preparation method thereof, and relates to the technical field of strain sensors. The structure of the bionic strain sensor comprises a substrate made of a thermal shrinkage material, a V-shaped groove structure on the surface of the substrate, and a conductive layer located on the surface of the substrate and in the V-shaped groove structure. The substrate is made of a polymer material with high shrinkage rate and excellent mechanical stability, and isotropic or directional shrinkage is realized under thermal stimulation. The V-shaped groove structure is formed through mechanical etching and then thermal shrinkage. The thermally-shrunk V-shaped groove structure is converted from the micron level to the nanometer level, and a unique microenvironment is provided for construction of a conductive network. And the conductive layer particles are gathered in the V-shaped groove structure when being heated and shrunk, so that a conductive path capable of dynamically responding is formed. According to the bionic strain sensor provided by the invention, rapid processing of a micro-nano-scale structure is realized; the strain sensing effect is good, and the cost is low; the sensor not only can be prepared into a planar shape sensor, but also can coat surfaces with different shapes to form a three-dimensional shape.