157 results about "High altitude environment" patented technology

The invention provides a high-altitude energy storage monitoring system. The system comprises an environmental data acquisition module, an intelligent temperature control analysis module, an intelligent energy scheduling module, a health monitoring module, a self-adaptive adjustment module and a system optimization module. The invention provides an intelligent and environment-adaptive energy storage system monitoring and maintenance strategy, the temperature control strategy, the energy distribution and the maintenance plan can be dynamically adjusted according to the real-time change of the high-altitude environment, the efficient operation of the energy storage system is realized, and the service life of equipment is prolonged. A sensor technology is used for collecting multi-dimensional environment data, and an intelligent algorithm is combined to monitor the operation state of the equipment in real time, predict the health state of the equipment, optimize energy scheduling and formulate a self-adaptive maintenance strategy, so that the fault risk and the maintenance cost are reduced, and the stable operation of the system in a complex environment is ensured.

The present invention discloses a defect detection method, device and equipment for a high-altitude fall prevention system, wherein the method includes: regionalizing the high-voltage electric control components and multi-layer composite insulation structures in the high-altitude fall prevention equipment; determining the high-voltage pulse parameters of each functional area and applying pulses according to environmental parameters and electromagnetic interference data; applying progressively increasing mechanical tension to the suspected stratified area; applying multiple thermal stress excitations to the target area; performing high-resolution acoustic imaging scanning to generate defect location information. The technical solution of the present invention can effectively cope with complex electromagnetic interference and extreme climatic conditions in high-altitude environments, and through a multi-dimensional and multi-stage detection process, accurately identify and locate microscopic stratified defects in high-altitude fall prevention systems, providing important guarantees for the safety of high-altitude operations.

The invention discloses an intelligent response method for an arc fault of a high-altitude switch cabinet, relates to the technical field of safety protection of power equipment in a high-altitude area, and aims to solve the problems that the arc time of the arc fault is prolonged, the pressure in the cabinet is sharply increased, a traditional disposable pressure relief device cannot be reset and is lack of insulation state evaluation, and the reliability is poor. The invention aims to provide a response method which combines optical signal and pressure double-criterion detection, resettable pressure relief, gas component analysis and intelligent decision so as to improve the safety and reliability of the switch cabinet.

The invention discloses a multi-target intelligent optimization method and system for blasting parameters of a strip mine in a high-altitude cold region. The method comprises the following steps: carrying out data acquisition to obtain a parameter data set; performing data preprocessing on the parameter data set to obtain a feature sample set; constructing an initial blasting parameter model based on a machine learning algorithm, and performing hyper-parameter optimization on the model to obtain a blasting parameter model; a multi-objective optimization function is constructed: based on the multi-objective optimization function and the blasting parameter model, solving is carried out in combination with environmental condition constraints, and a pareto optimal solution set is obtained; according to the pareto optimal solution set, a representative solution is selected, a visual scheme is generated, and blasting parameter optimization of the strip mine in the high-altitude cold region is completed. According to the method, temperature, oxygen and frozen soil constraint conditions of the high-cold and high-altitude environment are introduced, blasting safety, lumpiness uniformity and the explosive utilization rate are considered at the same time through multi-target collaborative optimization, the method can adapt to the extreme environment, meanwhile, the one-sidedness of single-target optimization is avoided, and the intelligent level of blasting design and implementation is greatly improved.

The invention relates to a same-variety grafting method for Tibetan pinus bungeana, and belongs to the technical field of forest vegetative propagation. In order to solve the technical problems that in the high-altitude environment, the grafting survival rate of the white bark pine is low, a connector is prone to being infected by microorganisms, and callus is formed slowly, efficient grafting is achieved through collaborative optimization of scion pretreatment and stock incision treatment. The method comprises the steps that a one-year-old branch with the diameter being 4-6 mm is selected and subjected to temperature and humidity control and composite antibacterial liquid dipping treatment; a sterile healing interface is formed in cooperation with rootstock incision slope cutting and four times of composite antibacterial liquid brushing; a one-year-old branch is cut, at least two or more bud points exist on the branch, two plump bud points are reserved, the branch is cut open from the position between the two plump bud points, and the scion is obtained. According to the method, the grafting survival rate and the interface stress resistance of the pinus bungeana in the alpine region are remarkably improved, the method is suitable for rapid breeding and hereditary characteristic retention of excellent germplasm of the pinus bungeana in Tibet plateau ecological restoration engineering, and more scion resources of the pinus bungeana can be utilized and protected.

The invention discloses a high geological disaster chain risk quantitative assessment method adapted to a high-cold and high-altitude environment, and relates to the technical field of geological disaster monitoring and prevention and control, and the method comprises the following steps: S100, building an irradiation and reflection combined observation layer, collecting the dynamic intensity of direct light and reflected light, generating an exposure time sequence fingerprint baseline, and obtaining an exposure time sequence fingerprint baseline; and determining a critical threshold value of the direct light intensity according to the base line. The method comprises the following steps: constructing an irradiation and reflection combined observation layer to extract light intensity characteristics, and generating an exposure time sequence fingerprint baseline; a trigger point boundary is extracted by adopting coherent phase decomposition and anti-fact playback, and a continuous track is reconstructed; the overexposure risk is predicted based on the time-frequency score, and spectrum gating and polarization rotation are linked to regulate and control the exposure rhythm; and reverse phase traction and phase conjugate intervention are implemented in a steady-state window, so that boundary information is maintained and the risk identification precision is improved.

The invention relates to the technical field of atmospheric pollutant detection, and discloses a method for determining the pollutant discharge amount of a high-altitude area, which comprises the following steps of: firstly, calculating the pollutant discharge amount in a plain environment, and simulating the pollutant discharge amount of tunnel construction in the plain environment; the basic influence rule of the altitude change on the emission amount is disclosed by establishing the emission increment regression equation, so that accurate evaluation of the pollutant emission amount of tunnel construction in the high-altitude environment is realized, scientific emission evaluation is provided, and making of a more accurate emission reduction strategy is facilitated.

The invention discloses an application method and device of Tip pipetting in a high-altitude environment and a storage medium. The application method comprises the following steps: 1, determining liquid suction and injection compensation amounts; 2, the liquid suction and injection pressure compensation amount is determined; 3, liquid level detection operation; 4, liquid suction operation; and 5, liquid injection operation. According to the method, an influence equation of liquid filling when the altitude changes is obtained according to liquid characteristics and in combination with an influence rule during Tip pipetting, and liquid suction and injection parameters are automatically corrected according to the altitude in a software linkage mode. By means of the mode, the instrument achieves automatic correction when used in the high altitude area, manpower is saved, cost is reduced, and adverse effects caused by personnel differences are avoided. After compensation is conducted through the method, the liquid injection amount is obviously increased, the attenuation compensation effect is obvious, and the consistency and repeatability of the liquid injection amount are obviously improved.

The invention provides a high-cold and high-altitude environment-oriented energy storage battery state monitoring method and system, and the method comprises the steps: innovatively constructing a multi-scale physical constraint framework: extracting multi-dimensional features through a cavity convolution network with a time sequence perception capability, and fusing the initial state physical information of a battery; embedding inherent physical law constraints of the battery into the characteristic space, wherein the inherent physical law constraints comprise forced charge conservation, health state one-way attenuation and temperature and pressure self-adaptive stability control; a special compensation mechanism is designed for an extreme environment, accurate state estimation is realized by dynamically correcting a low-temperature diffusion behavior, and lithium precipitation safety early warning triggered by multi-condition collaboration is established. A calibration-free training strategy is adopted, model optimization is completed only through a small amount of boundary data, and adaptability is enhanced and improved in combination with plateau environment data. And the method can be operated in a resource-limited embedded platform through lightweight processing. And under the working conditions of high and cold and low air pressure, the core industry problems of insufficient adaptability to extreme environments, misalignment of physical rules, limited hardware deployment and the like are effectively solved.

The invention discloses a method for researching the repairing effect of low-pressure and low-oxygen exercise on waist polyfidus injury, which comprises the following steps: S1, selecting and grouping experimental animals: selecting healthy adult rats, and randomly dividing the healthy adult rats into a plurality of experimental groups including a conventional exercise group, a low-pressure and low-oxygen exercise group, a low-pressure and low-oxygen treatment group and a control group; s2, setting a low-pressure and low-oxygen exercise environment: simulating a high-altitude environment by using a low-pressure oxygen cabin; the treadmill is used for rat running exercise; and S3, exercise plan implementation: performing exercise training on all the rats in the experimental group on the five-channel running machine. According to the invention, exercise training is carried out in a low-pressure and low-oxygen environment, so that a new physical intervention means is provided for rehabilitation treatment of waist muscle injury; researches show that movement under low-pressure and low-oxygen conditions is beneficial to acceleration of regeneration and repair processes of muscular tissues, which is crucial for rapid recovery of normal functions after acute or chronic waist injury.

The invention discloses personal life support equipment in a high-altitude environment and a cooperative control method thereof, and relates to the technical field of personal life support equipment, and the equipment comprises a respiration sensor which is arranged on a mask and is used for detecting respiration frequency and phase; the blood oxygen and heart rate sensor is worn on the wrist of the user and used for detecting the blood oxygen saturation degree and the heart rate; the body temperature sensor is attached to the chest of the user and used for detecting the core body temperature; the automatic oxygen supply device is used for providing oxygen; the intelligent heating device comprises partition heating pieces attached to the chest and the four limbs of the user and is used for partition heating; the microcontroller unit is used for formulating an optimal life support strategy according to the sensor data and intelligently and cooperatively controlling the working states of the automatic oxygen supply device and the automatic heating device according to the optimal life support strategy; the sensor data comprises respiratory frequency and phase, oxyhemoglobin saturation, heart rate and core body temperature, and dynamic oxygen supply and body temperature adjustment can be cooperatively controlled.

The invention relates to the technical field of exercise training, in particular to an intelligent environment adaptability exercise training system and training method. The system comprises an environment simulation module, an intelligent wearable device, a data processing and analysis platform and an augmented reality technology, and the environment simulation module simulates a plateau training mode by accurately controlling indoor environment parameters to help athletes adapt to a high-altitude environment. The intelligent wearable device monitors the physiological data and the motion trail of the athlete in real time, and provides real-time feedback and decision-making assistance. The method comprises the steps of environment simulation setting, intelligent wearable device monitoring, data processing and analysis, augmented reality technology training and training scheme generation. The invention aims to improve the environmental adaptability of athletes by simulating extreme environmental conditions such as high altitude, high temperature, low temperature and the like, so that the competitive performance is enhanced, and the adaptive capacity and competitive level of the athletes in actual competitions are enhanced.

The invention discloses a high-altitude environment test operation evaluation method for a lightning arrester, belongs to the technical field of high-altitude environment tests, and considers that the lightning arrester used in a high-altitude area station or a power transmission line normally works in a low-temperature, low-air-pressure and high-ultraviolet-intensity environment. According to lightning arresters used in existing high-altitude stations or power transmission lines, voltage tests and current tests are carried out under the environmental conditions by taking parameters of the lightning arresters as references and taking average humidity, ultraviolet illumination intensity, atmospheric pressure and temperature of the high-altitude stations or the power transmission lines in the previous year as reference values; and observing whether the lightning arrester has insulation breakdown, flashover or discharge phenomenon on the surface and bursting damage after the test is finished, and sorting, summarizing and selecting the lightning arrester with the highest tolerance level as the lightning arrester of the station or the power transmission line, so that the fault occurrence rate of the lightning arrester and the line trip-out rate can be effectively reduced.

The invention provides a high-altitude physical sign monitoring alarm decision-making method and a high-altitude physical sign monitoring alarm decision-making device. The method comprises the following steps: acquiring high-altitude environment parameters, vital sign parameters and historical alarm state data, calculating a training set data mean value and a standard deviation, and carrying out standardization processing on training set and test set feature data; and based on the standardized training set feature data, constructing a linear kernel function support vector machine model, and generating a predicted alarm state of the standardized test set feature data. And determining a support vector machine model meeting a classification performance threshold value by comparing the matching degree between the predicted state and the real alarm state. And inputting real-time monitoring data into the model, and outputting an alarm signal. According to the invention, various parameters are comprehensively considered through the support vector machine, an intelligent alarm decision model is constructed, accurate analysis and processing of monitoring data are realized, and the accuracy and intelligent level of alarm decision are improved.

The invention discloses a thermal management system for a hydrogen-oxygen-heat-power quadruple supply system for a high-cold and high-altitude area. The thermal management system comprises an input and production unit, a storage and processing unit, a power generation and heat recovery unit, a thermal management loop unit, a thermal management auxiliary system, an intelligent control unit and an energy output and application unit. Through precise design of the multi-temperature gradient heat management loop unit, under cooperation of the intelligent control unit, all energy generated in the system is recycled in a graded mode, distributed according to needs and recycled, finally, efficient output is achieved through the energy output and application unit, and the application bottleneck in the high-cold and high-altitude environment is thoroughly solved. The system solves the problems that the heat dissipation efficiency is suddenly reduced at a high altitude, low-temperature starting and operation are difficult, water resources are seriously wasted, and the comprehensive utilization efficiency of energy is low in an existing unified heat management system.

The invention discloses a remote monitoring and maintenance installation system for a high-altitude photovoltaic power station, and the system comprises a special protection monitoring unit, a self-adaptive adjustment installation support, a remote monitoring and maintenance control center, and a high-altitude special communication network module, which are sequentially connected with one another and work cooperatively. Through the innovative design of a high-definition camera in the special protection monitoring unit, that is, a nanometer hydrophobic material coated on the outer layer of a lens and an anti-fog coating integrated with a heating wire are combined with an intelligent temperature control module, the problem that the lens fogs and is blurred in a high-altitude, low-temperature and high-humidity environment is effectively solved, and it is ensured that clear monitoring images can be obtained at any time; operation and maintenance personnel can conveniently and accurately master the site condition of the power station. The multi-sensor integration module integrates various high-precision sensors, various key data in a high-altitude environment can be comprehensively collected, a rich and accurate data basis is provided for subsequent data analysis, risk assessment and decision making, potential problems can be found in advance, and response measures can be taken in time.

The invention discloses a health assessment method, system and device for high-altitude power transformation equipment and a storage medium. The method comprises the following steps: acquiring multi-source monitoring data of power transformation equipment, and extracting a parameter value of each key parameter from the monitoring data; inputting the parameter value of each key parameter into a pre-trained degradation degree evaluation model to obtain a degradation degree evaluation value of each key parameter; determining an initial health assessment value of the power transformation equipment based on each relevancy between each key parameter and the performance degradation of the power transformation equipment and each degradation degree assessment value; determining an influence coefficient based on the altitude value of the geographic position of the power transformation equipment; and determining a health assessment value of the power transformation equipment based on an initial health assessment value and the influence coefficient. The physical mechanism constraint fused with the degradation degree evaluation model enables the degradation degree evaluation value determined based on the degradation degree evaluation model to be closer to the actual situation of the high-altitude environment, and improves the accuracy of health evaluation of the high-altitude power transformation equipment.

The invention discloses an extremely high altitude environment multi-level intelligent power supply and distribution method and an energy system, and belongs to the field of intelligent power supply and distribution, and the method comprises the steps: determining the load characteristics of load equipment and the power value of a load, grading different load equipment, constructing an equipment power database, arranging sensors at the key positions of the load equipment, and carrying out the classification of the load characteristics and the power value of the load; the method comprises the following steps: integrating sensors into a sensor cluster, and collecting environment data and real-time data of a load; the intelligent power distribution unit receives real-time data collected by the sensor cluster, preprocesses the data, integrates the data and constructs a sensor database; according to data in the equipment power database and the sensor database, an intelligent power distribution strategy is obtained in combination with a high-altitude environment coupling control algorithm; and the energy storage unit executes the control strategy according to the intelligent power distribution strategy and provides power for the load equipment. According to the invention, through the intelligent power distribution strategy, the influence of the high-altitude environment on the load characteristics is considered, and the load prediction accuracy is improved.

The invention relates to a high-altitude extra-high voltage transformer partial discharge test interference identification and suppression method, and belongs to the technical field of high-altitude region electrical equipment insulation state detection. In order to solve the technical problems that interference signals and real discharge signals are difficult to distinguish and the signal-to-noise ratio is low in the partial discharge test of the extra-high voltage transformer in the high-altitude environment, the method combines instantaneous zero-crossing density analysis and wavelet packet multi-scale feature extraction; according to the method, a multi-dimensional criterion fusing energy features, zero-crossing features, time-domain shape features and altitude correction factors is constructed, an adaptive interference discrimination rule is established, a frequency domain and time domain combined suppression strategy is adopted, various interference signals are effectively identified and suppressed, meanwhile, waveform and amplitude information of real partial discharge pulses is reserved to the maximum extent, and the suppression precision is improved. Therefore, the signal-to-noise ratio and the reliability of a partial discharge measurement result are remarkably improved, and key technical support is provided for accurate evaluation of the insulation state of the high-altitude extra-high voltage transformer.

The invention belongs to the field of intelligent inspection of power equipment, and particularly relates to a transformer substation unmanned aerial vehicle dual-light inspection route planning method. According to the method, original laser point cloud of substation equipment is simplified, an equipment semantic lattice diagram containing high-altitude environment attributes and equipment semantic tags is constructed, dual-light inspection constraint parameters, namely infrared temperature precision and visible light resolution, are analyzed, and a semantic-environment dual-constraint initial route is generated; and flight and dual-light equipment parameters are dynamically adjusted in combination with a high-altitude environment, and routing inspection coverage completeness and data qualification are ensured through semantic weight driven dynamic obstacle avoidance and dual-light data quality closed-loop verification. According to the method, the route coverage is larger than or equal to 99%, the dual-light data qualification rate is larger than or equal to 95%, the redundant route mileage is reduced by 30%, the method is adaptive to a high-altitude transformer substation suspension type porcelain insulator and composite insulator dual-light inspection scene, and high-quality data support is provided for joint detection of insulator infrared thermal defects and visible light surface defects.

The invention belongs to the technical field of piston engines, and particularly relates to a variable-volume crankcase which is integrated with a deformable and automatically-recoverable device, a variable-volume cavity is formed in the crankcase through a deformable or slidable diaphragm, and particularly, an elastic reset element is arranged in the upper surface of the device, so that the variable-volume cavity is formed in the crankcase. It is ensured that the diaphragm can stably and regularly move and reset after deforming or sliding; power for deformation or sliding of the diaphragm comes from periodical extrusion of an engine crank to the diaphragm, by correctly matching a volume change curve of the crankcase with an air distribution phase, the volume of the crankcase is enlarged during air inlet, so that negative pressure in the crankcase is increased, the volume of the crankcase is reduced during scavenging, pressure in the crankcase is increased, and the service life of the crankcase is prolonged. The technical problems of insufficient air intake, low scavenging efficiency, power attenuation and the like of a two-stroke piston engine under the low air pressure condition are solved, and a feasible solution is provided for power improvement of a small aero-engine and power recovery in a high-altitude environment.

The invention belongs to the technical field of generator stator coil materials, and particularly relates to a method and a system for evaluating aging resistance of a generator stator coil in a high-altitude environment. The method is based on research on service characteristics and evolution laws of a generator stator coil in a high-altitude environment; the aging resistance of the generator stator coil is evaluated through the following indexes for the first time: testing the breakdown voltage of the stator coil, the concentration of volatile organic compounds detected under the thermo-oxidative aging condition, the heat conductivity coefficient, the specific surface area of solid substances, the porosity and the liquid adsorption performance. The evaluation method provided by the invention has the advantages of accuracy and rapidness, and has a good application prospect.

The invention relates to the technical field of intelligent operation and maintenance of high-voltage electrical equipment, in particular to an intelligent service system for remote operation and maintenance of high-voltage switch equipment. Comprising the following parts: a data acquisition module for acquiring external gas density data, internal gas density data, environment temperature data and equipment internal temperature data of the circuit breaker in a high-altitude environment; the monitoring module is used for taking instantaneous change data of the external gas density data and the environment temperature data as analysis data of the internal field intensity of the circuit breaker; based on the analysis data, the accessory supply of the circuit breaker is optimized. According to the method, false alarm is suppressed through decoupling environment disturbance, and the fitting replacement priority is reconstructed and optimized based on the three-dimensional field intensity; a multi-source data calibration supply chain is fused to realize matching of a supply period and a field intensity degradation trend; a maintenance path is generated in combination with the field intensity deviation degree and the component relevance, a closed-loop system from abnormal sensing to accurate scheduling is constructed, and the operation and maintenance efficiency and decision reliability of the high-voltage equipment are improved.

The application provides a sleep mask for simulating a plateau environment, comprising a mask body, a mounting seat arranged on the mask body, a total air passage arranged on the mounting seat and being in communication with the outside world, and a flow resistance adjusting mechanism for adjusting the flow resistance of breathing air in the total air passage, wherein the flow resistance adjusting mechanism comprises a ventilation port arranged on an end wall of the total air passage and a flow resistance adjusting piece for adjusting the size of the ventilation port. The sleep mask for simulating a plateau environment can be used for simulating the sleep of a person in a plateau area at different altitudes. The sleep mask for simulating a plateau environment can adjust the opening of the ventilation port by the flow resistance adjusting piece during sleep, adjust the air amount entering the total air passage per unit time, and further adjust the total oxygen content inhaled by the person in each breathing cycle, so as to achieve the technical purpose of simulating the sleep in a plateau area at different altitudes in a normal altitude area.

The invention belongs to the technical field of traditional Chinese medicine compositions, and particularly relates to plant essential oil for relieving altitude stress and a preparation method thereof. According to the method, Tibetan medicine plants serve as core raw materials, active ingredients of the Tibetan medicine plants are completely reserved through a low-temperature smashing technology, and then the high-purity Tibetan medicine plant essential oil is accurately extracted through a supercritical CO2 extraction technology; then, according to efficacy suitability, Tibetan medicine plant essential oil is scientifically compounded with various selected plant essential oil, finally, the compound plant essential oil capable of effectively relieving acute altitude stress is researched and developed, component activity and practical efficacy are both considered, and a natural relieving scheme is provided for body discomfort in the altitude environment.

The present invention discloses a multi-level intelligent power supply and distribution method and energy system for extremely high altitude environments, belonging to the field of intelligent power supply and distribution. The method includes: determining the load characteristics and power values of load devices, classifying different load devices, constructing a device power database, arranging sensors at key positions of the load devices, integrating the sensors into a sensor cluster, and collecting environmental data and real-time data of the load; the intelligent power distribution unit receives the real-time data collected by the sensor cluster, preprocesses the data, integrates the data and constructs a sensor database; according to the data in the device power database and the sensor database, combined with the high altitude environment coupling control algorithm, an intelligent power distribution strategy is obtained; the energy storage unit executes the control strategy according to the intelligent power distribution strategy to provide power for the load devices. Through the intelligent power distribution strategy, the present invention takes into account the influence of the high altitude environment on the load characteristics and improves the accuracy of load prediction.

The invention relates to the technical field of hydrogen-related testing, and discloses a hydrogen-related high-altitude environmental chamber system and a testing method thereof. An air conditioning system; the fresh air system provides fresh air with different humidity for the interior of the environment chamber body; the exhaust suction system simulates high-altitude low air pressure in the cabin body of the environmental cabin; the safety system is used for monitoring the oxygen concentration of the environmental chamber body and monitoring the hydrogen concentration of the environmental chamber body at multiple points; and the control system is used for connecting and controlling the air conditioning system, the fresh air system and the exhaust suction system to simulate the high-altitude temperature, humidity and low-pressure pressure, and is also used for receiving the oxygen concentration and the hydrogen concentration in real time and giving an alarm when any gas concentration is abnormal. According to the hydrogen-related high-altitude environmental chamber system and the testing method thereof, the temperature, humidity and low air pressure of high altitude can be simulated, the concentration of hydrogen and oxygen can be monitored in real time, multi-point accurate monitoring is performed on hydrogen, and automatic and timely treatment is performed when the concentration of hydrogen and oxygen is abnormal.

The invention discloses a protective coating suitable for rail transit in a high-altitude environment and a preparation method of the protective coating, and belongs to the technical field of functional materials, the coating adopts a unique five-layer composite structure design, and is prepared through precise layered coating and a specific curing process. The coating system has a synergistic effect, comprehensively overcomes multiple harsh factors such as high-altitude strong ultraviolet rays, geothermal water gushing, severe temperature change, sand wind erosion and corrosive media, and provides excellent weather resistance, impact resistance, long-acting corrosion resistance, firm adhesive force and electrical insulating property. The preparation process is high in controllability, the overall protection performance of the coating is remarkably superior to that of a traditional single-layer or three-layer coating, the service life of a vehicle in a high-altitude complex environment can be greatly prolonged, and the maintenance cost is reduced.

The application discloses a high-altitude environment laboratory safety protection system, which comprises a control room, a transition room and a high-altitude environment laboratory. The control room is communicated with the transition room through a first transition door and a third pipeline, and the transition room is communicated with the atmosphere environment through a first pipeline. The transition room is communicated with the high-altitude environment laboratory through a second transition door, a second pipeline and a fourth pipeline. A first control component and a second control component are respectively formed on the first pipeline and the second pipeline in the transition room. A three-way adjusting piece is used for connecting the first pipeline, the second pipeline and the transition room. A third control component is formed on the first pipeline in the control room. A fourth control component is formed on the fourth pipeline in the high-altitude environment laboratory. A first differential pressure sensor is formed in the control room or the transition room. A second differential pressure sensor is formed in the transition room or the high-altitude environment laboratory. The first transition door and the second transition door are in a mutually exclusive relationship. The application can avoid the health risks of the operating personnel when entering and leaving the high-altitude environment laboratory, and ensure the health and safety of the operating personnel.

The application provides a high-efficiency foaming agent suitable for argillaceous porphyry copper ore in high-cold regions and a preparation method and application thereof. The high-efficiency foaming agent suitable for argillaceous porphyry copper ore in high-cold regions is composed of mixed alcohols, pine oil, sulfur-nitrogen esters, diesel oil, xanthate and a surfactant. The high-efficiency foaming agent suitable for argillaceous porphyry copper ore in high-cold regions is simple in preparation method, does not produce intermediate products, has low irritation, is friendly to the environment, has low dosage of the medicament compared with traditional single foaming agent, has stable foam properties, and can also assist in collecting some chalcopyrite, molybdenite and other sulfide ores. Within the range of the component allocation, the foaming agent can fully exert the synergistic effect of each component. In a high-altitude environment (altitude >= 3500m), the foaming capacity and foaming rate of the foaming agent are obviously superior to those of traditional foaming agents.