Method and system for control and data processing in field operation with ground electromagnetic instrument

Patent metadata

Field	Value
Publication number	US-10429539-B2
Application number	US-201816178310-A
Country	US
Kind code	B2
Filing date	Nov 1, 2018
Priority date	Nov 2, 2017
Publication date	Oct 1, 2019
Grant date	Oct 1, 2019

Abstract

A method and a system for control and data processing in field operation with a ground electromagnetic instrument includes an aircraft flies autonomously to carry out patrol-check for the ground electromagnetic instrument. The aircraft is connected to the instrument through a high-speed wireless link to set the working parameters of the instrument, acquire the working state of the instrument, and acquire data from the instrument, etc. Thus, the workload of the operator is reduced and the operating efficiency is improved in the field operation.

First claim

The invention claimed is:

1. A system for control and data processing in field operation with a ground electromagnetic instrument, comprising:
a ground electromagnetic instrument, an autonomous aircraft, and a monitoring terminal,
wherein the ground electromagnetic instrument comprises a first wireless communication module and a first processing module;
wherein the autonomous aircraft comprises a second wireless communication module configured to establish wireless communication with the first wireless communication module, a storage device, a satellite positioning and inertial navigation module, and a second processing module;
wherein the monitoring terminal comprises a third wireless communication module configured to establish wireless communication with the second wireless communication module, and a third processing module configured to transmit position coordinate parameters and working configuration parameters of the ground electromagnetic instrument to the second processing module by means of wireless communication;
wherein the second processing module stores the position coordinate parameters in the storage device, and controls the autonomous aircraft to fly to a location of the ground electromagnetic instrument according to a positioning data from the satellite positioning and inertial navigation module and the position coordinate parameters,
wherein the second wireless communication module establishes a first wireless communication link with the first wireless communication module, and the second processing module configures the working configuration parameters to the first processing module through the first wireless communication link, so that the ground electromagnetic instrument acquires data according to the working configuration parameters,
wherein the ground electromagnetic instrument is a magnetotellurics (MT) instrument.

2. The system according to claim 1 , wherein, in a patrol-check and monitoring mode, the autonomous aircraft is further configured to fly to the location of the ground electromagnetic instrument according to the position coordinate parameters, to establish the second wireless communication link, to acquire detection status parameters of the ground electromagnetic instrument, and to store the detection status parameters in the storage device, then to close the second wireless communication link, and
wherein, in a data reading mode, the monitoring terminal is configured to establish the first wireless communication link with the autonomous aircraft and read the detection status parameters stored in the storage device of the autonomous aircraft.

3. The system according to claim 2 , wherein the monitoring terminal is further configured to determine whether the ground electromagnetic instrument is in an abnormal state according to the detection status parameters read by the monitoring terminal.

4. The system according to claim 3 , wherein, when the abnormal state is incurred by incorrect connection of a sensor or connector, the monitoring terminal is further configured to prompt a user to go to the location of the ground electromagnetic instrument to handle the abnormality manually.

5. The system according to claim 3 , wherein, when the abnormal state is incurred by incorrect parameter configuration, the monitoring terminal is further configured to prompt a user to configure the position coordinate parameters and working configuration parameters again, and to control the aircraft to carry new working configuration parameters configured by the user again and fly to the location of the ground electromagnetic instrument to issue the new working configuration parameters to the ground electromagnetic instrument.

6. A method for control and data processing in field operation with a ground electromagnetic instrument, comprising:
acquiring position coordinate parameters of a ground electromagnetic instrument, wherein the ground electromagnetic instrument is a magnetotellurics instrument;
transmitting the position coordinate parameters and working configuration parameters to an autonomous aircraft through a first wireless communication link;
controlling the aircraft to fly to a location of the ground electromagnetic instrument according to the position coordinate parameters in conjunction with satellite positioning and inertial navigation data;
controlling the autonomous aircraft to establish a second wireless communication link with the ground electromagnetic instrument; and
issuing the working configuration parameters to the ground electromagnetic instrument through the second wireless communication link, so that the ground electromagnetic instrument operates according to the working configuration parameters.

7. The method according to claim 6 , further comprising;
deploying a plurality of ground electromagnetic instruments, recording the position coordinate parameters of each ground electromagnetic instrument, and switching on power supply to each ground electromagnetic instrument.

8. The method according to claim 6 , further comprising:
reading detection status parameters of the ground electromagnetic instrument through the second wireless communication link, and storing the detection status parameters in a storage device of the autonomous aircraft; and
acquiring the detection status parameters stored in the storage device of the autonomous aircraft.

9. The method according to claim 6 , further comprising:
determining whether the detection status parameters are in an abnormal state; and
providing an appropriate prompt if the detection status parameters are in an abnormal state.

10. The method according to claim 6 , further comprising, when the abnormal state is incurred by incorrect parameter configuration,
prompting a user to configure the parameters and controlling the autonomous aircraft to carry new working configuration parameters configured by the user and fly to the location of the ground electromagnetic instrument to issue the new working configuration parameters to the ground electromagnetic instrument.

Assignees

• Inst Geology & Geophysics Cas

Inventors

• Wang Zhongxing
• Zhang Tianxin
• Pei Renzhong
• Yang Yongyou
• Di Qingyun

Classifications

• G01V3/17

  operating with electromagnetic waves {(operating with millimetre waves G01V8/005)} · CPC title

• G01V3/08 Primary

  operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices (with electromagnetic waves G01V3/12) · CPC title

• G01V3/38 Primary

  Processing data, e.g. for analysis, for interpretation, for correction · CPC title

• G01V3/36

  Recording data (G01V3/34 takes precedence) · CPC title

• G05D1/0202

  specially adapted to aircraft · CPC title