CN-121994199-A - Mesoscale vortex detection method and device, electronic equipment and storage medium

CN121994199ACN 121994199 ACN121994199 ACN 121994199ACN-121994199-A

Abstract

The invention discloses a mesoscale vortex detection method, a mesoscale vortex detection device, electronic equipment and a storage medium. The method comprises the steps of controlling an underwater vehicle to execute a plurality of target gliding operations in a target sea area and determining a plurality of target temperature data, wherein the target temperature data comprise a plurality of first temperature data and a plurality of second temperature data, determining target temperature difference value data based on the target temperature data for each of the plurality of target temperature data, wherein the target temperature difference value data is formed by differences between first temperature data and second temperature data corresponding to the same water depth in the target temperature data, and determining a target detection result based on the plurality of target temperature difference value data, wherein the target detection result is used for indicating whether a first area in the target sea area has mesoscale vortex. The method and the device can effectively reduce the equipment cost for detecting the mesoscale vortex in the target sea area and improve the accuracy of the mesoscale vortex detection result.

Inventors

LU JIANFEI
PENG HUI
ZHANG XINHE
WEI ZHENQUAN
LUO WEIDONG

Assignees

广州海洋地质调查局

Dates

Publication Date: 20260508
Application Date: 20260210

Claims (10)

1. A method of mesoscale eddy current detection, the method comprising: The method comprises the steps of controlling an underwater vehicle to execute a plurality of target gliding operations in a target sea area and determining a plurality of target temperature data, wherein the target gliding operations comprise a gliding operation in a submerging stage and a gliding operation in a floating stage, the target temperature data comprise a plurality of first temperature data and a plurality of second temperature data, the first temperature data are seawater temperature data acquired by the underwater vehicle when the gliding operation in the submerging stage is executed, the second temperature data are seawater temperature data acquired by the underwater vehicle when the gliding operation in the floating stage is executed, and different target temperature data correspond to different target gliding operations; for each target temperature data in the plurality of target temperature data, determining target temperature difference data based on the target temperature data, wherein the target temperature difference data is formed by differences between first temperature data and second temperature data corresponding to the same water depth in the target temperature data; And determining a target detection result based on the plurality of target temperature difference data, wherein the target detection result is used for indicating whether a first area in the target sea area exists or not, and the first area in the target sea area is a navigation area of the underwater vehicle in the process of executing a plurality of target gliding operations in the target sea area.
2. The method of claim 1, wherein determining the target detection result based on the plurality of target temperature difference data comprises: drawing a temperature difference contour map based on the plurality of target temperature difference data; And if the cold core and the warm core do not appear in the temperature difference contour map, the target detection result is used for indicating that the first area in the target sea area does not have the mesoscale vortex.
3. The method according to claim 2, wherein the method further comprises: And under the condition that a cold core and/or a warm core appears in the temperature difference contour map, determining the internal structure of a mesoscale vortex corresponding to the cold core and/or the warm core based on first data of seawater at a corresponding position of the cold core and/or the warm core in the target sea area, wherein the first data comprises temperature data, salinity data, depth data and flow rate data.
4. The method of claim 1, wherein controlling the underwater vehicle to perform a plurality of target glide operations at the target sea area comprises: determining a first parameter of the target sea area, wherein the first parameter of the target sea area is used for indicating a space-time distribution rule of a mesoscale vortex of the target sea area; Determining a target task of the underwater vehicle based on a first parameter of the target sea area, wherein the target task of the underwater vehicle is a task for making the underwater vehicle navigate towards a second area in the target sea area, and the second area in the target sea area is an area with a probability of existence of a mesoscale vortex in the target sea area exceeding a preset probability threshold; and controlling the underwater vehicle to execute a plurality of target gliding operations in a target sea area based on the target tasks of the underwater vehicle.
5. The method of claim 4, wherein determining the first parameter of the target sea area comprises: And acquiring target data of the target sea area, and determining a first parameter of the target sea area based on the target data of the target sea area, wherein the target data is absolute power topography data of many years, and the space-time resolution of the absolute power topography data exceeds a preset resolution threshold.
6. The method of claim 4, wherein determining the target mission for the underwater vehicle based on the first parameter for the target sea area comprises: Determining second parameters of the underwater vehicle based on the first parameters of the target sea area, wherein the second parameters comprise a launching time, a navigation route, a submerging depth and a launching period; A target mission of the underwater vehicle is determined based on a second parameter of the underwater vehicle.
7. A mesoscale eddy current testing apparatus, said apparatus comprising: The system comprises a first determining module, a second determining module and a third determining module, wherein the first determining module is used for controlling the underwater vehicle to execute a plurality of target gliding operations in a target sea area and determining a plurality of target temperature data, the target gliding operations comprise a gliding operation in a submerging stage and a gliding operation in a floating stage, the target temperature data comprise a plurality of first temperature data and a plurality of second temperature data, the first temperature data are seawater temperature data acquired by the underwater vehicle when the gliding operation in the submerging stage is executed, the second temperature data are seawater temperature data acquired by the underwater vehicle when the gliding operation in the floating stage is executed, and different target temperature data correspond to different target gliding operations; A second determining module, configured to determine, for each of the plurality of target temperature data, target temperature difference data based on the target temperature data, where the target temperature difference data is formed by a difference between first temperature data and second temperature data corresponding to the same water depth in the target temperature data; And the third determining module is used for determining a target detection result based on the plurality of target temperature difference value data, wherein the target detection result is used for indicating whether a first area in the target sea area exists or not, and the first area in the target sea area is a navigation area of the underwater vehicle in the process of executing a plurality of target gliding operations in the target sea area.
8. The apparatus of claim 7, wherein the third determination module comprises: A first drawing unit for drawing a temperature difference contour map based on a plurality of target temperature difference data; And the fourth determining unit is used for indicating that the first area in the target sea area has the mesoscale vortex if the cold core and/or the warm core appear in the temperature difference contour map, and indicating that the first area in the target sea area has no mesoscale vortex if the cold core and the warm core do not appear in the temperature difference contour map.
9. An electronic device, the electronic device comprising: and a memory communicatively coupled to the at least one processor, wherein the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the mesoscale eddy current detection method according to any one of claims 1-6.
10. A computer readable storage medium storing computer instructions for causing a processor to perform the mesoscale eddy current detection method according to any one of claims 1-6.

Description

Mesoscale vortex detection method and device, electronic equipment and storage medium Technical Field The present invention relates to the field of data processing technologies, and in particular, to a mesoscale eddy current detection method, a mesoscale eddy current detection device, an electronic device, and a storage medium. Background Mesoscale vortices are used to describe a rotating body of water in the ocean with a spatial scale of tens to hundreds of kilometers and a temporal scale of days to years. The mesoscale vortex is divided into a gas vortex and a reverse gas vortex according to the rotation direction. The mesoscale vortex acquires energy from the large-scale circulation and has important influence on the ocean area, as well as the climate, ecology and circulation stability by transporting heat, salinity, nutrient salts and kinetic energy. However, in the prior art, for observation of the mesoscale vortex, there are problems that equipment release cost is high, release period and recovery period are long, and deviation of the observation effect of the mesoscale vortex from the expected effect is large. Disclosure of Invention The invention provides a mesoscale vortex detection method, a mesoscale vortex detection device, electronic equipment and a storage medium, and aims to solve the problems that equipment cost for detecting mesoscale vortex in a marine area is high and accuracy of detection results is poor. According to an aspect of the present invention, there is provided a mesoscale eddy current detection method comprising: The method comprises the steps of controlling an underwater vehicle to execute a plurality of target gliding operations in a target sea area and determining a plurality of target temperature data, wherein the target gliding operations comprise a gliding operation in a submerging stage and a gliding operation in a floating stage, the target temperature data comprise a plurality of first temperature data and a plurality of second temperature data, the first temperature data are seawater temperature data acquired by the underwater vehicle when the gliding operation in the submerging stage is executed, the second temperature data are seawater temperature data acquired by the underwater vehicle when the gliding operation in the floating stage is executed, and different target temperature data correspond to different target gliding operations; for each of the plurality of target temperature data, determining target temperature difference data based on the target temperature data, the target temperature difference data being constituted by differences between first temperature data and second temperature data corresponding to the same water depth in the target temperature data; And determining a target detection result based on the plurality of target temperature difference data, wherein the target detection result is used for indicating whether a first area in the target sea area exists or not, and the first area in the target sea area is a navigation area of the underwater vehicle in the process of executing a plurality of target gliding operations in the target sea area. According to another aspect of the present invention, there is provided a mesoscale eddy current inspection apparatus, the apparatus comprising: The device comprises a first determining module, a second determining module and a third determining module, wherein the first determining module is used for controlling the underwater vehicle to execute a plurality of target gliding operations in a target sea area and determining a plurality of target temperature data, the target gliding operations comprise a gliding operation in a submerging stage and a gliding operation in a floating stage, the target temperature data comprise a plurality of first temperature data and a plurality of second temperature data, the first temperature data are seawater temperature data acquired by the underwater vehicle when the gliding operation in the submerging stage is executed, the second temperature data are seawater temperature data acquired by the underwater vehicle when the gliding operation in the floating stage is executed, and different target temperature data correspond to different target gliding operations; The second determining module is used for determining target temperature difference value data based on the target temperature data for each of the plurality of target temperature data, wherein the target temperature difference value data is formed by differences between first temperature data and second temperature data corresponding to the same water depth in the target temperature data; and the third determining module is used for determining a target detection result based on the plurality of target temperature difference value data, wherein the target detection result is used for indicating whether a first area in the target sea area exists or not, and the first area in the target sea area is a navigation area