19 results about "Weather balloon" patented technology

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 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 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 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.

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 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 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.

The invention discloses an ozone column total amount calculation method based on sounding observation, and relates to the technical field of data analysis, by introducing a GPS three-dimensional path and air mass layer overlay analysis on the basis of traditional vertical section calculation, the situation that a sounding balloon passes through an air mass boundary or an ozone sudden change area due to transverse drift can be identified, and the overall ozone column total amount is calculated. And judging the section interfered by the transverse non-uniformity in the vertical section. By constructing a profile credibility weight mechanism, the suspected misjudgment section is flexibly corrected, the situation that transverse sudden change is misunderstood into vertical change is avoided, and the space consistency and the structure authenticity of column total amount calculation are improved. And meanwhile, a transverse interference section is extracted to generate an error sensitive mark for the remote sensing inversion model to use, so that the interference of a pseudo gradient structure on model training is remarkably reduced, and the problem of vertical misjudgment caused by balloon drift in a traditional method is solved.

Various aspects of the disclosure generally relate to an altitude control system that may be used with lighter-than-air (LTA) aircraft. The altitude control system may include a motor and propeller. In one aspect, the motor may spin the propeller, directing thrust opposite to gravity, which may cause the LTA aircraft to descend. The LTA aircraft may be a balloon with the balloon / control system used in one aspect as a weather balloon gathering atmospheric data.

The invention discloses an ultraviolet absorption ozone air sounding sensor and a sampling method thereof, and belongs to the technical field of gas detection. The sensor comprises a single light path reflection type gas absorption device (101), a pressure stabilization type gas drying device (201) and a push-pull type gas collection device (301). The method is characterized in that a push-pull type gas collecting device is matched with a one-way valve, in-situ ozone sample gas and zero gas are alternately introduced, and differential measurement is achieved to eliminate background interference; meanwhile, the gas passes through a pressure-stabilizing gas drying device with a built-in coiled Nafion tube and a molecular sieve, so that water vapor is effectively and stably removed, and the influence of humidity fluctuation and airflow pulsation on measurement is inhibited. According to the invention, by combining the reflective gas absorption cell, the optical path is increased, the sensitivity is improved, the problem of measurement errors caused by dramatic humidity change, too low air pressure and incapability of in-situ difference in a high-altitude environment of a traditional sonde is solved, and the device is suitable for high-precision and long-endurance ozone detection of a sounding balloon and an aerostat platform.

This invention provides a portable sounding balloon release device. A cable winch is installed within a support frame near one side wall and configured to wind the sounding rope connecting the sounding balloon. Controlled rotation releases the sounding rope. A release device is installed within the support frame near the opposite side wall of the cable winch and includes a stop mechanism connected to a predetermined position of the sounding rope and a remote control device. The stop mechanism is signal-connected to the remote control device and configured to disconnect from the predetermined position of the sounding rope upon receiving a release signal from the remote control device, thereby releasing the sounding balloon. This portable sounding balloon release device can be operated by a single person, using the cable winch to wind and unwind the sounding rope. This significantly reduces reliance on manpower in sounding operations, lowers labor costs, and improves operational efficiency.

The invention relates to the technical field of meteorological observation, in particular to a strong wind environment sounding balloon releasing method suitable for astronomical meteorological observation of the Sash mountain, which comprises the following steps: S1, a point selection stage; s2, a preparation stage; s3, a release opportunity judgment stage; s4, a multi-person cooperation release stage; s5, a signal confirmation and evacuation stage; s6, a first data recording stage; s7, a second data recording stage; through precise point selection of a terrain and wind speed modeling algorithm, reasonable inflation through an altitude and inflation volume association algorithm, and accurate judgment of release opportunity based on a wind speed prediction algorithm and a weather early warning algorithm of LSTM, the release success rate of the sounding balloon in a complex environment of the Sash mountain can be effectively improved, the collision risk of the balloon and an obstacle is reduced, and the safety of the sounding balloon is improved. Balloon burst caused by improper inflation volume is avoided, the loss rate of an instrument is effectively reduced, the efficiency of observation operation can be further improved, and more effective observation data can be obtained within limited time.

A launch pad for a weather sounding device, relating to the field of weather detection equipment technology, is used to secure a balloon before its launch. The launch pad includes a T-shaped support, comprising a horizontal crossbar and a vertical bar fixedly connected. The bottom of the vertical bar has a fixed connection portion that is fixedly connected to the ground. The horizontal crossbar extends outward to form a placement portion for placing a weather monitoring device and a support portion for carrying an uninflated balloon. A fixing portion for securing the balloon rope is also formed on the crossbar. The placement portion and the support portion are located on either side of the fixing portion. This application uses a T-shaped support fixed to the ground to support the balloon, with the placement portion and the support portion on the T-shaped support respectively carrying the balloon body and the weather monitoring device. The fixing portion secures the balloon rope, allowing the balloon to be fixed to the T-shaped support before launch. Launch can be achieved by opening the fixing portion, avoiding the dangers associated with hand-held operation.

The application relates to a realization method of a self-explosion function of a sounding balloon skin based on a satellite positioning module, wherein the satellite positioning module acquires navigation satellite signals in real time and sends the navigation satellite signals to a single-chip microcomputer minimum system according to a protocol format; after receiving the positioning information, the single-chip microcomputer analyzes the positioning information and sends the analyzed data to a display module in a serial port format, and meanwhile, the single-chip microcomputer completes over-limit range judgment, and if the over-limit range is exceeded, a low-level signal is output to a relay module; the display module is used for displaying the longitude and latitude data and the longitude and latitude directions; if the relay module receives the low-level signal sent by the single-chip microcomputer, the relay module controls the relay to connect a heating wire circuit; after the heating wire circuit is connected, the heating wire generates a thermal effect and is used for melting and breaking the balloon skin. The application solves the problem that the flight area of the sounding balloon cannot be controlled after the sounding balloon is released. The method is simple and convenient to operate, high in control precision, and has strong practical application value.