45 results about "Weather balloon" patented technology

The invention relates to a laser wind finding radar power spectrum correction method based on multi-source observation data, and belongs to the field of radio. On the basis of high-frequency sounding balloon observation data and a networked microwave radiometer inversion product, a correction strategy between deviation and microwave radiometer observation quantity is designed by utilizing the deviation of the two data, and an atmospheric temperature and humidity profile with high temporal-spatial resolution and high quality is generated; based on multi-source vertical observation data, the atmospheric state and the micro-physical inherent attributes of aerosol can be reflected in real time, and the backscattering coefficients and extinction coefficients of atmospheric and aerosol particles can be calculated; complexity of atmosphere and aerosol, scattering characteristics of a target object, micro-physical characteristics and other factors are considered, and it is reliable to use an echo signal output by an advanced laser radar echo signal simulator as a truth value. Power spectrums are divided into three types according to spectrum skewness, training of a gradient strengthening model is facilitated, and accurate and efficient correction of actual measurement power spectrum information of the laser wind finding radar is achieved.

The invention discloses a dynamic turbulence measurement method. A hot-wire anemometer with two hot-wire probes is adopted to measure the wind speed of two points in a space; then setting the sampling frequency fc of the hot-wire anemometer, and counting the average time ts and the space length r; obtaining voltage data output by the hot-wire anemometer, judging whether the voltage data is normal or not, and removing abnormal data; corrected correction voltage data is obtained; calculating the wind speed u according to the corrected voltage data; determining a time interval td according to a preset sampling frequency fc, calculating a speed structure constant # imgabs0 # by combining the wind speeds measured by the two hot-wire probes, and calculating second-order and third-order turbulence dissipation rates; and calculating the kinematic viscosity coefficient v2 at the in-situ measurement position, the internal scale 10 of the atmospheric turbulence and the turbulence I in sequence. The dynamic turbulence measuring method overcomes the defects that a temperature pulsation instrument cannot measure dynamic turbulence and an ultrasonic anemometer platform is poor in applicability, and has the advantages of being easy and convenient to operate, suitable for being carried on a sounding balloon for high-altitude turbulence measurement in a severe environment and the like.

The invention discloses a typhoon monitoring method and system, and the method comprises the steps: carrying out the air three-dimensional observation of a typhoon eye center region through an observation unmanned plane cluster at a designated position in the air, and obtaining the three-dimensional observation data of an air unmanned plane; performing water surface observation on the center area of the typhoon eye through the unmanned surface vehicle cluster at a specified position on the water surface to obtain unmanned surface vehicle observation data; performing aerial vertical space observation on the central area of the typhoon eye within a preset height in the air through a meteorological sensor hung on the sounding balloon to obtain aerial balloon vertical observation data; the three-dimensional observation data of the aerial unmanned aerial vehicle, the observation data of the unmanned surface vehicle and the vertical observation data of the aerial balloon are analyzed and processed through the land control platform, and a typhoon monitoring result is obtained. According to the method, multi-dimensional and multi-level data of the typhoon can be obtained, the typhoon observation efficiency and accuracy are improved, more comprehensive information support is provided for subsequent typhoon analysis and prediction, and the method can be widely applied to the technical field of data monitoring.

The invention relates to a method and device for predicting evapotranspiration of an ecological system based on a stomatal conductance model. The device comprises a data processing host, a remote sensing data acquisition assembly and a ground data acquisition assembly, and the ground data acquisition assembly is used for acquiring meteorological data and soil humidity of vegetation canopies in a mountainous area. According to the device, remote sensing images are acquired through the remote sensing data acquisition assembly, the multiple ground data acquisition assemblies are arranged to perform multi-point acquisition on vegetation in a mountainous area, regions are divided according to meteorological differences to perform meteorological data acquisition, and the meteorological data can be acquired in a multi-point manner through the unmanned aerial vehicle balloon throwing assembly and the falling assembly; the falling and fixing assembly not only can provide falling and fixing of the meteorological balloon, but also is provided with the percussion type soil sensor for collecting soil humidity information, and the ground data collection assembly reduces the throwing difficulty, can realize multi-point throwing, and improves the prediction precision.

The invention belongs to the technical field of atmospheric microwave remote sensing and monitoring, and relates to a rapid temperature and humidity profile inversion method for a multi-frequency atmospheric microwave radiometer. Acquiring a brightness temperature data set of the multi-frequency atmospheric microwave radiometer, performing space-time matching on the brightness temperature data set and corresponding ERA5 reanalysis or sounding balloon temperature and humidity profile data, constructing a matched data set, and dividing the matched data set into a test set, a training set and a verification set; establishing an atmosphere temperature and humidity profile inversion model based on a CNN-LSTM combined neural network; and training the model by using the training set, guiding the model optimization process by using the verification set, finally inputting multi-frequency brightness temperature data measured by the multi-frequency microwave radiometer into the trained model, and carrying out inversion to obtain an atmosphere temperature and humidity profile. According to observation data of the multi-frequency atmosphere microwave radiometer, regional atmosphere temperature and humidity profile data are rapidly and accurately obtained, and efficient inversion of the temperature and humidity profile is achieved; the vertical detection advantage of the multi-frequency microwave radiometer is exerted, the inversion efficiency is improved, and the method has a wide application prospect.

The utility model discloses a stable self-adaptive meteorological balloon recovery device, which comprises a detection device main body and a positioning assembly, the outer wall of the top of the detection device main body is provided with a storage groove, and the positioning assembly used for preventing the detection device main body from moving is installed in the storage groove. The positioning assembly comprises a baffle, a spiral drill bit, a small motor, a movable plate and sliding groove columns, the spiral drill bit is arranged in the middle of the baffle, the small motor is installed at the top of the spiral drill bit, the movable plate is fixedly installed at the bottom of the small motor, and the sliding groove columns are formed in the two ends of the movable plate; a shaft rod is arranged at the end, close to the detection device body, of the baffle, and the outer wall of the shaft rod is sleeved with a strong torsional spring. The stable self-adaptive meteorological balloon recovery device not only can prevent the device from being moved by external force after landing, but also can reduce the impact force on internal parts after the detection device body lands.

The present application belongs to the technical field of atmospheric environment monitoring and cloud and fog microphysical observation, and particularly relates to a lightweight cloud and fog vertical structure comprehensive sounding device, comprising: a device main body; a temperature and humidity measuring module arranged on the outside of the device main body; a water vapor measuring module arranged on the outside of the device main body; a holographic particle measuring module arranged on the outside of the device main body; a navigation positioning module; a data processing system arranged in the inside of the device main body, the data processing system being used for receiving and storing temperature, humidity and air pressure, water vapor content and cloud and fog particle holographic image data. The present application realizes synchronous measurement of cloud and fog temperature, humidity, air pressure, water vapor and cloud and fog particle microphysical parameters, has simple device structure, can be carried on sounding balloons and unmanned aerial vehicles and other platforms to realize flexible and refined measurement of cloud and fog vertical structure, and has wide application prospects in the fields of cloud and precipitation physical scientific observation, artificial cloud and fog reduction effect evaluation and cloud parameter remote sensing product quantitative test.

The utility model provides a portable air inflation control device for a sounding balloon. The portable air inflation control device comprises a control box connected between an air supply source and the sounding balloon. An electromagnetic valve is assembled in the control box, the electromagnetic valve is connected with an air supply source through an air supply pipeline, and a pressure reducing valve is assembled on the air supply pipeline; a mass flow meter and a communication control module which are connected with the electromagnetic valve are also assembled in the control box; the mass flow meter is connected with the sounding balloon through a gas transmission pipeline; the portable air inflation control device for the sounding balloon further comprises a computer, and the computer controls the electromagnetic valve to be opened or closed after receiving electric signals of the mass flow meter. According to the air sounding meteorological balloon, through simple electric control equipment layout, the air sounding meteorological balloon can be conveniently carried to be installed in different scenes, the air inflation amount of the air sounding meteorological balloon is controlled in the field and severe environment, the lift-off speed of the air sounding balloon is guaranteed, and a guarantee is provided for obtaining needed meteorological parameters.

The invention belongs to the technical field of meteorological observation, and particularly relates to a sounding balloon detection method based on a remote sensing image, which comprises the following specific steps: searching to obtain a to-be-analyzed image list IC according to a specified search area, retrieving satellite image data products in a specified space-time range, and obtaining a to-be-analyzed image list IC according to the to-be-analyzed image list IC; an original image is recorded by adopting a 16-bit unsigned integer (uint16), according to the method described by the invention, the color characteristics of the target in each wave band are highlighted through wave band calculation, and further screening is carried out by utilizing a spatial relationship, so that the detection of the high-speed flight target is realized, the algorithm process is simple, and the calculation complexity is low; according to the method, only R / G / B three-band data is needed, and the R / G / B spectrum band is commonly possessed by an optical satellite, so that the algorithm can be applied to other optical satellite image data by adjusting parameters, and the applicability is high.

The invention discloses a near-space large-scale sounding balloon mold, comprising a wooden handle and a carambola-shaped body. The handle and the central axis of the body are coaxial and integrated. A preheating sleeve ring capable of moving and covering the handle for heating is provided at the free end of the handle. A plurality of anti-skid grooves for increasing the sliding resistance of the rubber film are provided along the axial direction at the outer periphery of the free end of the handle. The center of the handle and the central axis is hollowed out and inlaid with a densification inlay strip made of a heavy density material, so that the overall density of the mold is close to 1g / cm 3 . The mold of the present invention has a simple structure and has the advantages of small net buoyancy of the mold during dipping, not easy to shake during dipping, and not easy to slide down of the film. The present invention also provides a dipping method for a near-space large-scale sounding balloon mold, which adopts an oblique dipping method, and the angle between the central axis of the mold and the latex liquid surface is 60°-75°. The mold and dipping method of the present invention can be used to produce near-space large-scale sounding balloons with a launch altitude of 40km, 45km, and 50km. The balloon has good dipping molding, high pass rate, and good consistency.

The utility model discloses a meteorological balloon inflation device, and particularly relates to the technical field of balloon inflation, the meteorological balloon inflation device comprises a bottom plate, an inflation pump for inflating a meteorological balloon is arranged in the bottom plate, and a limiting mechanism for limiting the meteorological balloon is arranged at the top of the bottom plate. The limiting mechanism comprises two limiting plates arranged on the two sides of the top of the bottom plate respectively, first supporting frames are arranged on the two sides of the interior of the bottom plate, a two-way threaded rod is in threaded connection with the exterior of one first supporting frame, fixing plates are in threaded connection with the two ends of the two-way threaded rod, and the tops of the fixing plates are fixedly connected with the bottoms of the limiting plates. According to the utility model, the meteorological balloon can be limited through the limiting mechanism, the operation is simple, the time is saved, the inflator pump in the bottom plate can be detected and maintained through the dismounting mechanism, and the service life of the device is prolonged.

The invention discloses a marine meteorological sounding balloon horizontal drift prediction method. The method comprises the following steps: calculating the acceleration of a sounding balloon in dry air; taking a sounding balloon release point as a coordinate origin at the moment of 0; the wind speed at the origin of the coordinates is obtained through the grid point data and the average wind logarithm law, vector synthesis is carried out on the wind speed and the acceleration, and the coordinates of the sounding balloon after 30 seconds are calculated; taking the coordinate of the last 30 seconds as a new coordinate origin, and so on until the sounding balloon enters the free atmosphere; acquiring the wind speed by utilizing linear interpolation, performing vector synthesis on the wind speed and the acceleration, and calculating the coordinates of the sounding balloon after 30 seconds until the sounding balloon enters the stratosphere; obtaining a horizontal wind speed through linear interpolation, carrying out vector synthesis on the horizontal wind speed and the acceleration, and calculating the coordinates of the sounding balloon after 30 seconds; and so on, the balloon is pushed until the balloon flies out of the stratosphere, thereby obtaining the flight path of the sounding balloon. The method can provide a reference for the detection of the marine target weather phenomenon, facilitates the reduction of the detection cost, and also facilitates the improvement of the detection pertinence and accuracy.

The utility model discloses a meteorological sonde balloon blasting device, and relates to the technical field of meteorological observation, the meteorological sonde balloon blasting device comprises a sonde, the upper end of the sonde is fixedly connected with a connecting line, the upper end of the connecting line is fixedly connected with a balloon, the side wall of the balloon is fixedly connected with a blasting mechanism, the blasting mechanism comprises a fixing box, and the fixing box is fixedly connected with the connecting line. A motor is fixedly connected in the fixed box, a timing power supply is fixedly connected in the fixed box, a gear set is arranged at the upper end in the fixed box, the motor can drive the gear set, the output end of the gear set is fixedly connected with a swing arm, and the end part of the swing arm is fixedly connected with a puncture needle; the meteorological sonde is a balloon blasting device. Through the arrangement of the blasting mechanism, after the balloon flies into the air and the sonde acquires required data, the balloon still continues to fly, the balloon is punctured through the blasting mechanism at the moment, then the sonde falls off, and the situation that the balloon flies continuously and is not beneficial to monitoring is avoided.

The utility model relates to the technical field of meteorological detection devices, in particular to a magnetic force control meteorological balloon automatic release device in strong wind weather, which comprises a windproof cover with a hollow top. The stand column is of a hollow structure with the top open, and a through hole is formed in the upper portion of one side of the stand column. The electromagnet and the rocker arm are located on one side of the stand column; the platform is connected with one side of the stand column, the platform is located above the electromagnet and the rocker arm, a slow release device and a sonde are arranged on the platform, and the slow release device is connected with the sonde through a connecting rope; one end of the ball tying rope is connected with the meteorological ball, one path of the other end of the ball tying rope penetrates through an opening in the top of the stand column, penetrates out of a through hole in one side of the stand column and is arranged on the rocker arm in a sleeving mode through a connecting ring, and the other path of the other end of the ball tying rope penetrates through a connecting hole of the slow-release device and circles in the slow-release device. The air sounding balloon has the advantages that the windproof cover is arranged, it is guaranteed that the influence of strong wind on the air sounding balloon is minimum, the balloon does not need to be manually released by a specially-assigned person in the strong wind weather, a balloon hanging person can complete the balloon tying operation with one hand, operation is easy, and labor cost is reduced.

The present invention relates to the field of artificial weather modification operations and discloses a method for controlling artificial snow enhancement operations based on meteorological radar data, comprising: obtaining a farmland distribution map and location information of a target snow enhancement area; determining the target meteorological radar number and obtaining radar data; mapping the farmland distribution map to a radar echo map and dividing covered and uncovered areas; obtaining sounding balloon data; screening uncovered areas pointing toward farmland as secondary selected areas based on wind direction and radial velocity maps; forming a group of areas to be evaluated by combining the covered and secondary selected areas; evaluating the snow enhancement cloud layer and ground conditions in the area to be evaluated; determining an area that meets both cloud layer and ground conditions as a catalyst placement area; obtaining a catalyst placement plan and generating an artificial snow enhancement plan. Thus, a method for controlling artificial snow enhancement operations based on meteorological radar data is implemented.

The invention discloses a distributed photovoltaic power station power prediction method and system. The method comprises the following steps: collecting meteorological balloon data by using a reciprocating meteorological balloon; constructing an initial graph structure, and dynamically adjusting the connection weight between the distributed photovoltaic sites according to the real-time cloud cover data to obtain an updated graph structure; performing space-time interpolation on the meteorological balloon data by using a Kalman filtering algorithm, and constructing a four-dimensional data structure based on a space-time interpolation result; using 3D-CNN to extract the four-dimensional data structure to extract vertical meteorological features, using a space-time diagram convolutional network to construct an inter-site power propagation relationship based on the updated graph structure, and using Transform to extract time sequence features of the four-dimensional data structure; and based on the vertical meteorological characteristics, the inter-station power propagation relationship and the time sequence characteristics, dynamic weight fusion is realized by using an attention mechanism, and a 0-24-hour multi-time-scale distributed photovoltaic power prediction result is obtained.

1. Name of this product design: Dual-mode weather balloon inflator nozzle. 2. Purpose of this design: for inflating dual-mode weather balloons. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention relates to a system and method for inverting vegetation stomatal conductance by using remote sensing data, and the system comprises a remote sensing data collection module and an inversion processing module, and also comprises meteorological collection modules distributed in each region, the remote sensing data collection module is used for collecting remote sensing inversion data of each region, and the inversion processing module is used for processing the remote sensing inversion data. The meteorological acquisition module is used for acquiring the saturation vapor pressure difference of the region, and the inversion processing module is used for acquiring the regional stomatal conductance according to the remote sensing inversion data and the saturation vapor pressure difference and acquiring the total stomatal conductance after summarizing the regional stomatal conductance. According to the system, a mountainous area is divided into a plurality of areas, parameter collection is carried out on each area, inversion of stomatal conductance is carried out on each area according to collected data, the obtained data are more accurate, a collection assembly is fixed to the upper portion of a tree canopy layer in a fixing mode of arranging a meteorological balloon and a winding rope, and the collection accuracy is improved. The method is convenient to operate, can be applied to mountainous vegetation, and facilitates the ecological research of the vegetation.

The application discloses a power turbulent flow measuring method, which adopts a hot-wire anemometer with two hot-wire probes to measure wind speeds of two points in space; then sets a sampling frequency fc, a statistical average time ts and a space length r of the hot-wire anemometer; obtains voltage data output by the hot-wire anemometer and discriminates whether the voltage data is normal or not, and eliminates abnormal data; obtains corrected voltage data; calculates a wind speed u according to the corrected voltage data; determines a time interval td according to the pre-set sampling frequency fc, and calculates a second-order and third-order turbulent flow dissipation rate by combining the wind speed measured by the two hot-wire probes; and sequentially calculates a kinematic viscosity coefficient v2 of an in-situ measurement position, an internal scale l0 of atmospheric turbulent flow and a turbulent degree I. The power turbulent flow measuring method overcomes the shortcomings that a temperature fluctuation instrument cannot measure power turbulent flow and an ultrasonic wind speed meter platform has poor applicability, and has the advantages of simple operation, applicability to severe environments, and high-altitude turbulent flow measurement by being carried on a sounding balloon.

The application relates to a distributed delivery type high-altitude wind field observation system and a control method thereof. The system comprises a high-altitude sounding balloon, a gliding mother machine platform, a ground receiving station and a plurality of wind field sounding nodes. The high-altitude sounding balloon pulls the gliding mother machine platform to ascend, and the gliding mother machine platform releases the wind field sounding nodes one by one according to the delivery time. The wind field sounding nodes keep off in the cabin, and when leaving the cabin, the magnetic trigger part triggers the self-lock power supply circuit to continuously supply power, and unidirectionally broadcasts the node identification information and space coordinate information. The ground receiving station receives the node data, and generates high-altitude wind field observation data according to the space coordinate information of the plurality of wind field sounding nodes at different time. The application can improve the space coverage capability of high-altitude wind field observation, and prolong the effective working time of the wind field sounding nodes.

The application provides an improved atmospheric waveguide sounding information denoising preprocessing method, which comprises wavelet denoising and Hilbert-Huang transform-based denoising, and the wavelet denoising and the Hilbert-Huang transform-based denoising are both performed by using a sounding balloon and a sounding device to collect meteorological parameters in the atmosphere; a frame is mounted on the side of the sounding balloon; a connecting pipe is arranged at the bottom of the sounding balloon; a temperature and humidity sensing module and an air flow sensing module are mounted in the sounding device; the improved atmospheric waveguide sounding information denoising preprocessing method can process wavelet coefficients in the form of a threshold value, and then reconstruct the signal to achieve the purpose of denoising; or the signal noise ratio can be improved through autocorrelation analysis, and the purpose of reducing noise can be effectively achieved; a balance assembly and a micro motor are mounted at the bottom of the sounding balloon, so that the detection accuracy of the sensor is improved.

The utility model discloses a meteorological sounding self-destruction device which comprises a firing mechanism arranged at the open end of a sounding balloon. The ignition mechanism comprises a heating wire and volatile fuel, the heating wire is electrically connected with a relay and a first battery pack, the first battery pack is electrically connected with the relay, and the relay is electrically connected with a circuit board; the circuit board is electrically connected with a second battery pack and is also electrically connected with a sensor; the ignition mechanism comprises a fuel box, the fuel box is of a cylindrical structure and is connected with a box cover, and the box cover is in threaded connection with the fuel box; a variable-diameter cylinder is arranged at the screwing position of the box cover and the fuel box, the outer diameter of the variable-diameter cylinder is gradually reduced downwards, and variable-diameter external threads are arranged at the bottom of the variable-diameter cylinder. The scheme has the beneficial effects that according to the description of the scheme, the structure is simple, the design is reasonable, and once an instruction is received, related components and the sounding balloon are burnt, so that the sounding balloon is prevented from flying out of a working area.

The application provides a method for constructing an air-based occultation atmospheric inversion system fusing a ground-based GNSS horizontal gradient, which can construct a high-precision atmospheric horizontal gradient inversion model, establish an air-based occultation atmospheric inversion system fusing the horizontal gradient model, and eliminate the spherical symmetry assumption in air-based occultation low-layer atmospheric inversion. The method for constructing a high-precision low-layer atmospheric profile inversion system based on the fusion of the two is first proposed, so as to maximize the complementarity between them. Meanwhile, the measured air-based experimental data are used to complete the occultation atmospheric inversion based on the newly proposed method, and the results of the sounding balloon during the experiment are compared to complete the analysis and demonstration of the effectiveness of the inversion system and improvement, and finally a set of air-based occultation detection system fusing the ground-based GNSS atmospheric inversion result is constructed.

The invention provides a meteorological balloon inflating and shaping device and an inflating and shaping method. The meteorological balloon inflating and shaping device comprises a shaping box filled with a liquid medium. A plurality of layers of floating balls are laid in the shaping box body; an assembly notch is formed in one end of the shaping box body, and an inflation assembly is slidably assembled in the assembly notch; the inflation assembly comprises positioning sliding blocks, positioning shafts connected with the positioning sliding blocks and an inflation head connected between the two positioning shafts in a damping mode. And an inflation adjusting valve is assembled on the inflation head. According to the meteorological balloon, the bottom contact points of the meteorological balloon are supported through the multiple layers of floating balls, so that the meteorological balloon has a flexible expansion space in the inflation process, comprehensive expansion is achieved, the meteorological balloon is not wetted by a liquid medium, the inflation angle of the inflation head changes along with expansion, manual intervention is reduced, and the overall thickness uniformity rate meets the standard requirement. In addition, the invention further provides an air inflation shaping method, by means of the method, the workload of workers is greatly reduced, the manufacturing cost is reduced, and the qualified rate of finished products is increased.

The utility model belongs to the technical field of simulation demonstration devices, and particularly relates to a demonstration device for simulating the principle of a Beidou navigation flat floating sounding balloon, which demonstrates that a balloon I floats when the balloon I is placed in a box, carbon dioxide enters the box body, the concentration of the carbon dioxide is increased, and the buoyancy is greater than the gravity of the balloon I; the principle that helium filled in the sounding balloon rises in the atmosphere is simulated; demonstrating that the two micro pumps pump away air in the vacuum box, the pressure in the box is reduced, the helium pressure in the double-layer balloon is high, the external environment pressure is reduced, the balloon expands, the pressure borne by the outer balloon is high, the outer balloon is broken, and when the sounding balloon ascends, the atmosphere is thin, the atmospheric pressure is reduced, and the balloon expands; and 3, enabling the interior of the box to be close to vacuum through a micro pump, enabling the inner ball to lose external atmospheric buoyancy support, enabling the weight of the inner ball to be greater than the buoyancy of a vacuum environment, enabling the inner ball to descend, enabling the stratosphere to be in a vacuum state after the simulated sounding balloon ascends to the stratosphere, enabling the sounding balloon not to ascend any more and starting to float flatly.

A sounding balloon blasting device is arranged inside or outside a balloon body and comprises an explosive which is close to the balloon body and used for exploding after being heated; the heating piece is in contact with the explosives and is used for heating the explosives; the battery is used for supplying power to the heating element to supply the temperature of the heating element to the heating element; and the control panel is used for changing the temperature state of the heating piece by controlling the power supply state of the battery. According to the sounding balloon blasting device, the sounding balloon can be actively blasted in the mode of detonating explosives through heating, and therefore adverse effects of the sounding balloon on high-altitude flight equipment are avoided.

The application discloses a typhoon monitoring method and system, and the method comprises the following steps: observing the three-dimensional space of the typhoon eye center area in the air through a UAV cluster at a specified position in the air to obtain three-dimensional observation data of the UAV in the air; observing the typhoon eye center area on the water surface through a USV cluster at a specified position on the water surface to obtain observation data of the USV on the water surface; observing the vertical space of the typhoon eye center area in the air within a preset height through a meteorological sensor suspended by a sounding balloon to obtain vertical observation data of the balloon in the air; and analyzing and processing the three-dimensional observation data of the UAV in the air, the observation data of the USV on the water surface and the vertical observation data of the balloon in the air through a land control platform to obtain a typhoon monitoring result. The application can obtain multi-dimensional and multi-level data of the typhoon, improve the efficiency and accuracy of typhoon observation, provide more comprehensive information support for subsequent typhoon analysis and prediction, and can be widely applied to the technical field of data monitoring.

The invention relates to the field of artificial influence weather operation, and discloses an artificial influence snow increasing operation control method based on meteorological radar data, and the method comprises the steps: obtaining a farmland distribution diagram of a target snow increasing region and the position information of the target snow increasing region; determining a target meteorological radar number and acquiring radar data; mapping the farmland distribution map to a radar echo map, and dividing a covered area and an uncovered area; acquiring sounding balloon data; screening an uncovered area pointing to the farmland as a secondary selection area according to the wind direction and the radial velocity diagram; forming a to-be-evaluated region group by the coverage region and the secondary selection region; evaluating a snow-increasing cloud layer and a ground condition of the to-be-evaluated area; determining an area which meets the cloud layer and ground conditions as a catalyst feeding area; and obtaining a catalyst feeding scheme and generating an artificial snow increasing scheme. Therefore, the artificial influence snow increasing operation control method based on the meteorological radar data is realized.

A method for accurately modeling a balloon flight path includes obtaining actual ascent data and location data captured by a pilot balloon and using the actual ascent data in combination with forecast data of a plurality of weather models to generate multiple pseudo-predicted flight tracks for the pilot balloon. The method further includes determining an actual flight path of the pilot balloon based on the location data captured by the pilot balloon, identifying, from the multiple pseudo-predicted flight tracks, a best-fit pseudo-track segment that most closely matches a segment of the actual flight path traversing the altitude zone, and quantifying offsets between the best-fit pseudo-track segment and the segment of the actual flight path traversing the altitude zone. The method further includes determining a best-fit weather model of the plurality of weather models, generating an adjusted weather model by shifting predictions of the best-fit weather model by one or more of the offsets, and using the adjusted weather model to predict a future flight path of subsequently launched flight vehicle through the altitude zone.

The invention relates to the technical field of spaceflight, and particularly discloses a high-altitude balloon carrying and releasing powered unmanned aerial vehicle which comprises a sounding balloon releasing system and a powered unmanned aerial vehicle body. The sounding balloon releasing system comprises an air bag, an air bag rope, a load cabin and a releasing system composed of a releasing frame, a rope and a control system, and is used for carrying the powered unmanned aerial vehicle to a preset height and releasing the unmanned aerial vehicle. The powered unmanned aerial vehicle adopts a conventional aerodynamic layout of a middle single wing and comprises a fuselage, wings, a horizontal tail and a vertical tail. The powered unmanned aerial vehicle is carried by the sounding balloon to lift off, and in the super-high-altitude rarefied air environment, stable flight and data acquisition tasks can be achieved by means of the design of the wings with the large lift-drag ratio and the large aspect ratio and a power device of the powered unmanned aerial vehicle. According to the invention, the problems of high cost and complicated launching of the existing superaltitude unmanned aerial vehicle platform are solved, and a high-altitude detection scheme with low cost, flexible deployment and stable flight is provided.