CN111232132A - Control system and control method of ocean observation buoy - Google Patents
Control system and control method of ocean observation buoy Download PDFInfo
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- CN111232132A CN111232132A CN202010104983.9A CN202010104983A CN111232132A CN 111232132 A CN111232132 A CN 111232132A CN 202010104983 A CN202010104983 A CN 202010104983A CN 111232132 A CN111232132 A CN 111232132A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B22/16—Buoys specially adapted for marking a navigational route
- B63B22/166—Buoys specially adapted for marking a navigational route comprising a light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/33—Multimode operation in different systems which transmit time stamped messages, e.g. GPS/GLONASS
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/35—Constructional details or hardware or software details of the signal processing chain
- G01S19/37—Hardware or software details of the signal processing chain
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B2022/006—Buoys specially adapted for measuring or watch purposes
Abstract
The invention relates to a control system and a control method of an ocean observation buoy. The control system is composed of a central controller, Beidou communication equipment, mobile network communication equipment, an RS485 bus, a visual beacon light, a 485 protocol concentrator and intelligent equipment. The central controller is connected with the Beidou communication equipment, the mobile network communication equipment, the visual beacon light and the 485 protocol concentrator through RS485, and the 485 protocol concentrator is connected with the corresponding intelligent equipment respectively. During control, the Beidou communication equipment and the mobile network communication equipment perform verification and check after receiving the message of the central controller; after the time and the position data and the message data are passed, the time and the position data and the message data are sent back to the central controller for analysis. The invention realizes data communication with intelligent equipment with different interfaces and different data protocols through the 485 protocol concentrator on the RS485 bus, and has the advantages of simple installation process, easy expansion, easy maintenance, stable communication and the like.
Description
Technical Field
The invention relates to ocean observation equipment, in particular to a control system and a control method of an ocean observation buoy.
Background
The ocean science is a subject depending on observation, and the richer the data types, the closer the data types are to the real situation. At present, with the development of technologies such as oceanographic, sea surface layer, water body profile, submarine observation and the like, positioning technologies and wireless communication technologies, the conversion of a marine data acquisition mode from 'investigation' to 'observation' is promoted, and the real-time monitoring on multiple marine elements is gradually realized. The ocean observation buoy is unattended automatic observation equipment for monitoring the marine hydrological meteorological data in real time, and is the most important infrastructure for developing ocean observation.
Ocean observation buoy, usually by solar energy and wind energy supply, the distributed system that battery powered, a master unit and a plurality of slave units constitute, constitute like this and be favorable to building the block mode and increase the monitoring object type, be favorable to carrying out energy management by classification, realize diversified, high accuracy, large-scale complete set ocean observation buoy device. Internationally, Argo, a global oceanic observation network, has provided an Argo2020 plan, and has planned the goal of continuous development of the global oceanic observation network in the next 10-20 years, i.e. a comprehensive global oceanic stereoscopic real-time observation network consisting of 2500 core Argo buoys, 1200 deep-sea Argo buoys and 1000 biogeochemical Argo buoys is built, and the core temperature and salinity observation of 0-2000 meters is maintained, and the field of deep sea and biogeochemical is expanded. China officially adds an Argo plan in 2002, maintains a China Argo ocean observation network consisting of nearly 100 buoys, and is one of the important member countries in the International Argo plan. In 6 months 2014, a research on an open bus-based hydrological meteorological data acquisition interface by a national oceanographic technology center master thesis is directed at the problems of large quantity of sensors, complex wiring, poor expandability and the like in a marine hydrological meteorological data acquisition system, the open bus technology is introduced into the hydrological meteorological data acquisition system, and data acquisition interface hardware and software based on SDI-12 and NMEA2000 buses are researched and designed, so that the marine oceanographic data acquisition system has the characteristics of good expandability (no influence on the system due to the addition and deletion of the sensors), simple interface (the data of a plurality of sensors can be acquired only through one bus interface), variable interface protocol (the functions of the interface are enriched and the application is wider) and the like. Document CN103466046B discloses a vertical section ocean current observation device based on an anchoring buoy, which comprises a support frame body, a fixing clamp and an acoustic doppler ocean current profiler, wherein the support frame body, the fixing clamp and the acoustic doppler ocean current profiler are arranged at the bottom center position of the anchoring buoy body, the angle of inclination caused by shaking of a floating body is smaller, and the vertical section ocean current measurement has better accuracy. Document CN103770911B discloses a deep sea observation buoy system based on inductive coupling and satellite communication technology, which includes a data acquisition control satellite communication subsystem, a shore station satellite communication subsystem, a power supply subsystem, a buoy body subsystem and a mooring subsystem, and adopts the principle of a transformer, an underwater plastic-coated steel cable is used as an iron core of the transformer, an inductive coupling connector is used as a primary coil, coils in underwater data sensors are used as secondary coils, an inductive coupling module is used as a modem, and the data acquisition control satellite communicator establishes a half-duplex communication mode with the underwater sensors through a broadcasting mode, so as to realize real-time acquisition of underwater data; and a mature satellite communication system is selected, and a real-time, large-data-volume and stable communication link is established between the deep sea buoy and the user data center by using the dialing service provided by the system, so that the real-time transmission of deep sea observation data is realized. The document CN105444742B discloses a device for observing a vertical profile of an ocean element based on a buoy anchor chain and an observation method thereof, wherein the observation device comprises an anchoring buoy and observation units, the anchoring buoy comprises a buoy body floating on the sea surface, a gravity anchor sinking on the sea bottom and a buoy anchor chain connected between the buoy body and the gravity anchor, and a plurality of observation units arranged from top to bottom are uniformly distributed on the buoy anchor chain; the observation units comprise anchor chain clamps, sensor placement cages and sensor equipment, the anchor chain clamps are clamped on the buoy anchor chain, the sensor placement cages are fixedly connected with the anchor chain clamps, the sensor equipment is installed in the sensor placement cages, and the observation of the ocean element vertical section is realized through the sensor equipment in each observation unit; the sensor equipment starts to observe automatically and store observation data at regular time, and the observation equipment is taken down to read the data at regular time, so that long-term observation of the vertical section of the ocean element is realized. Document CN103466044B discloses a single-point mooring submerged buoy observation device, which changes the concept that a submerged buoy generally adopts multiple or multiple measuring instruments arranged in layers to perform vertical section measurement into a concept that a main floating body carries a single or a few measuring instruments, performs vertical section measurement by controlling the lifting of the main floating body, and can transmit measurement data reliably at regular time. Document CN103840924B discloses a Beidou communication-based marine autonomous observation platform data transmission method, which adopts a mode of parallel data transmission by multiple groups of communication modules, packet compression and transmission of data, and complementary transmission of lost data packets by using the advantages of the multiple groups of communication modules, so as to realize real-time transmission of big data and improve the success rate of data transmission and the efficiency of data transmission. Document CN108583788A discloses a three-anchor buoy and method for marine scientific experiments and real-time profile observation, the buoy comprising: the system comprises a three-anchor buoy body, a profile observation module, a marine environment parameter and body self-attitude measurement module, a data acquisition control module, a power supply module, a communication module and a data receiving and processing module; the data acquisition control module obtains the current sea state according to the marine environment parameters and the self posture, controls the speed below the winch and the data acquisition of the profile observation module according to different sea state requirements, and sends the data acquisition to the land base station, so that the long-term, continuous, fixed-point and real-time profile observation of the buoy laying sea area at the bank is realized. Document CN109405810A discloses a submarine in-situ real-time observation system and method, which includes a submarine observation master control system, a sea surface relay transmission buoy system, a remote monitoring system, an underwater acoustic communicator and a satellite communicator, different ocean sensors can be hooked in a submarine observation platform according to ocean observation and engineering requirements, and transmitted to the remote monitoring system through underwater acoustic communication and satellite communication, so that multi-parameter in-situ long-term real-time observation of an observation point is realized, and meanwhile, networking observation can be performed. Document CN109895958A discloses a polar real-time communication-polar ice-air interface observation buoy, which can observe environmental data of the interface between atmosphere and sea ice and between sea ice and sea water, and automatically transmit the observed data to a user end through a satellite. Document CN110104125A discloses an ocean wave observation buoy system, in which a buoy includes a housing, a three-axis accelerometer, a communication module, a memory, a positioning module, a battery and an MCU, and the three-dimensional movement locus of the buoy drifting along with ocean waves is obtained by combining data of the positioning module with the three-axis accelerometer, and after sufficient data is accumulated, wave height, wave direction and wave period data in the ocean can be grasped to complete an observation task. Document CN110203333A discloses a sea-air coupling real-time observation buoy system based on Beidou iridium double star communication, which comprises a sea-air coupling observation sensor unit, a data acquisition communication control unit, an anchoring unit, a buoy body platform, a power supply unit and a data processing center; the method comprises the steps of adopting conventional block method sea air flux, upper sea current profile and buoy operation state parameters which have higher requirements on data security and lower requirements on communication quantity in Beidou satellite system transmission; the iridium satellite system is adopted to transmit high-frequency vortex motion related and high-resolution seawater skin temperature profile data with higher communication quantity requirements. Document CN104913859B discloses a temperature depth detection device, system and method based on 485 bus, including: the temperature depth detection device and the upper computer based on the 485 bus utilize the 485 bus to upload data acquired in the temperature depth detection device to the upper computer in real time, so that the problem that the ocean depth needs to be estimated through the falling time of the probe is solved, and the falling speed and the putting mode of the probe are not limited. CN109050796A discloses a marine buoy monitoring system, which provides an ocean on-line automatic monitoring buoy system integrating various indexes into a whole and can acquire offshore conventional hydrology, meteorology, water quality, biology and other index data. Moreover, buoy observation data is expanded from traditional wind, temperature, humidity and pressure observation to wave, salt, flow, water quality and the like, the number types of sensors are various, interfaces comprise simulation, pulse and digital, a marine buoy acquisition control system based on double STM32 is published in 2019, a master-slave single chip microcomputer control mode is formed by two STM32, and the master-slave single chip microcomputer control mode is adopted to expand external interfaces and acquire and process wind speed, wind direction, sea water surface temperature, air temperature and buoy alarm information; sampling parameters such as GPS positioning, sea wave height, wave period, wave direction and ocean current, storing the average sampling value to a U disk, and uploading the average sampling value to a shore station through a Beidou satellite.
Therefore, the ocean observation equipment is a complete set of equipment which is arranged on a buoy and integrates light collector and electricity, comprises a solar cell panel, a storage battery, a wireless transmission system, a power management system, a positioning module (comprising an antenna) and other mutually independent special data acquisition equipment, is typical unattended automatic equipment which requires low power consumption, excellent performance, miniaturization and high reliability, and is also required to be arranged on the buoy according to the specific functions and weight of each part, generally, the solar cell panel needs to be irradiated by sunlight, the wireless antenna needs to avoid shielding and signal interference, the storage battery has heavy weight and is positioned at the center of gravity of the lower part of the buoy body, and the special data acquisition equipment needs to be deep under the water surface; generally, the trend of distribution and integration is obvious, and extremely high requirements are provided for an installation process, stable operation, convenience in expansion, easiness in test and maintenance and the like.
Disclosure of Invention
Aiming at the problems, the invention establishes a control device, a system and a control method of the ocean observation buoy, data are reported through a mobile network and two communication channels of the Beidou, two positioning modes of the Beidou and the GPS are provided, data communication with intelligent equipment with different interfaces and different data protocols is realized on an RS485 bus, and the control device, the system and the control method are beneficial to realizing simple installation process, convenient expansion, easy test and maintenance and the like.
In order to achieve the purpose, the invention adopts the design technical scheme that:
the utility model provides a control system of ocean observation buoy, by central controller, big dipper communications facilities, mobile network communications facilities, 2 RS485, 1 RS485 bus, 1 vision navigation mark lamp, n 485 protocol concentrators (a 485 protocol concentrator of ocean observation buoy, another application on the same day) and the intelligent equipment of n different grade types constitute, wherein, central controller links to each other with big dipper communications facilities through an RS485, central controller links to each other with mobile network communications facilities through another RS485, central controller passes through 1 RS485 bus and 1 vision navigation mark lamp, n 485 protocol concentrators link to each other with the intelligent equipment of n different grade types respectively. The data acquisition and calculation method complies with GB/T14914-.
The Beidou communication equipment independently completes Beidou positioning and Beidou short message receiving and sending, and performs data interaction with the central controller according to a set protocol.
The mobile network communication equipment independently completes GPS positioning, GPRS/4G network data and short message receiving and sending, and performs data interaction with the central controller according to a set protocol.
According to the control method, a central controller carries out data interaction with Beidou communication equipment according to a set protocol, Beidou positioning data and short message data from a remote center are obtained through the Beidou communication equipment, and the data short message is sent to the remote center; the central controller performs data interaction with the mobile network communication equipment according to a set protocol, acquires GPS positioning data, network data messages and short message data messages from the remote center through the mobile network communication equipment, and sends the network data messages and the short message data messages to the remote center.
The 485 protocol concentrator is provided with an RS485 interface connected with the central controller, performs data interaction with the central controller according to the own protocol, receives an inquiry instruction of the central controller, and packages and sends the obtained intelligent equipment data back to the central controller according to the format of the own protocol; receiving a control instruction of a central controller, and performing power-off and power-on control operation on the intelligent equipment; the 485 protocol concentrator also provides RS485, RS232, TTL and SDI-12 interfaces for communicating with other intelligent equipment, performs data interaction with the intelligent equipment according to the protocol of the intelligent equipment, and sends query instructions at regular time to obtain the data of the intelligent equipment.
The visual navigation mark lamp flashes and lights up at night, and turns off at daytime, so that the ship is prompted to have an ocean observation buoy to safely pass through.
After receiving the data of the central controller, the embedded microprocessor in the 485 protocol concentrator firstly carries out verification judgment, carries out subsequent analysis only when the data is verified correctly, starts address check, responds only when the instruction is equal to the local address dial switch, and returns a data packet with nonzero Code in the myDeviceData [ m ], wherein the data packet comprises parameter coding and parameter data.
Compared with the prior art, the method has the beneficial effects that: the ocean observation buoy reports data through two communication channels of a mobile network and a Beidou, and the central controller realizes data communication with intelligent equipment with different interfaces and different data protocols through a 485 protocol concentrator on an RS485 bus in the buoy body, so that the ocean observation buoy has the advantages of simple installation process, easiness in expansion, easiness in maintenance, stable communication and the like.
The objects, features and advantages of the present invention will be described in detail by way of embodiments in conjunction with the accompanying drawings.
Drawings
FIG. 1 is a topological structure diagram of the present invention;
FIG. 2 is a specific application embodiment of the present invention;
fig. 3 is a flowchart of the analysis after 485 of the big dipper communication equipment and the mobile network communication equipment receive a packet of message from the central controller in the invention.
Detailed Description
In fig. 1, 101 is a central controller, 102 is an RS485 bus, 103 is a visual beacon light, 104, 105, 106, 107 is a 485 protocol concentrator, 1041 is an intelligent device 1, 1051 is an intelligent device 2, 1061 is an intelligent device 3, 1071 is an intelligent device n, 110 is an RS485, 111 is an RS485, 112 is a beidou positioning and communication device, 113 is a GPS positioning and mobile network communication device, wherein the central controller (101) is connected with the beidou positioning and communication device (112) through the RS485 (110), the central controller (101) is connected with the GPS positioning and mobile network communication device (113) through the RS485 (111), the central controller (101) is respectively connected with the visual beacon light (103), the 485 protocol concentrator (104), the 485 protocol concentrator (105), the 485 protocol concentrator (106), the 485 protocol concentrator (107), and the protocol concentrator (104) is further connected with the intelligent device 1041 (1), the 485 protocol concentrator (105) is also connected with the intelligent device 2 (1051), the 485 protocol concentrator (106) is also connected with the intelligent device 3 (1061), and the 485 protocol concentrator (107) is also connected with the intelligent device n (1071).
In fig. 2, 201 is a CR6 central controller, 202 is an RS485 bus, 203 is a MYGPS-210-LED terminal, 204, 205, 206, 207, 208, 209, 210 are MYGPS-485 protocol concentrators, 220 is an RS485, 221 is an RS485, 222 is a MYGPS-210-BD device terminal, 223 is a MYGPS-210-GPRS terminal, 2041 is a cross-sectional current meter, 2051 is a single-point current meter, 2061 is a wave sensor, 2071 is a water quality meter, 2081 is an air pressure sensor, 2091 is a temperature and humidity sensor, 2101 is an air direction and speed meter, wherein, the CR6 central controller (201) is connected with the MYGPS-210-BD device terminal (222) through the RS485 (220), the CR6 central controller (201) is connected with the MYGPS-210-GPRS terminal (223) through the RS 221, and the CR6 central controller (201) is connected with the MYGPS-210-GPRS terminal (223) through the RS485 bus (202) and the MYGPS-210-203 respectively, A MYGPS-485 protocol concentrator (204), a MYGPS-485 protocol concentrator (205), a MYGPS-485 protocol concentrator (206), a MYGPS-485 protocol concentrator (207), a MYGPS-485 protocol concentrator (208), a MYGPS-485 protocol concentrator (209) and a MYGPS-485 protocol concentrator (210), the MYGPS-485 protocol concentrator (204) is further connected with a profile current meter (2041), the MYGPS-485 protocol concentrator (205) is further connected with a single-point current meter (2051), the MYGPS-485 protocol concentrator (206) is further connected with a wave sensor (2061), the MYGPS-485 protocol concentrator (207) is further connected with a water quality instrument (2071), the MYGPS-485 protocol concentrator (208) is further connected with a gas pressure sensor (2081), the MYGPS-485 protocol concentrator (209) is further connected with a temperature and humidity sensor (2091), and the MYGPS-485 protocol concentrator (210) is further connected with a wind direction and wind speed instrument (2101).
To further illustrate the embodiments of the present invention, the following steps are included in the detailed description of the invention with reference to the flowchart shown in fig. 3:
step 301: after receiving the central controller message, the Beidou communication equipment and the mobile network communication equipment start to analyze, and execute step 302;
step 302: checking whether the check is correct, if so, performing step 303, otherwise, performing step 307 incorrectly;
step 303: checking the instruction type, and judging whether the instruction is a positioning data inquiring instruction, if so, executing a step 308, otherwise, executing a step 304;
step 304: checking the instruction type, judging whether the instruction is a message receiving instruction for inquiry, if so, executing a step 309, otherwise, executing a step 305;
step 305: checking the instruction type, judging whether the instruction is a control data sending instruction, if so, executing a step 306, otherwise, executing a step 307;
step 306: control starts to send to the remote center, execute step 307;
step 307: sending the protocol message back to the central controller, and executing step 310;
step 308: sending back the time and location data to the central controller, and performing step 310;
step 309: returning the received message data to the central controller, and executing step 310;
step 310: the parsing task is completed.
Although specific embodiments of the invention have been described above, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting to the scope of the invention, and that any equivalent modifications and variations that are obvious from the technical teaching of the present invention are intended to be included within the scope of the appended claims.
Claims (8)
1. A control system and a control method of an ocean observation buoy are characterized in that:
1) the control system comprises a central controller, Beidou communication equipment, mobile network communication equipment, 2 RS485, 1 RS485 bus, 1 visual beacon light, n 485 protocol concentrators and n intelligent equipment of different types, wherein the central controller is connected with the Beidou communication equipment through one RS485 bus, the central controller is connected with the mobile network communication equipment through another RS485 bus, the central controller is connected with the 1 visual beacon light and the n 485 protocol concentrators through the 1 RS485 bus, and the n 485 protocol concentrators are respectively connected with the n intelligent equipment of different types;
2) according to the control method, a central controller carries out data interaction with Beidou communication equipment according to a set protocol, Beidou positioning data and short message data from a remote center are obtained through the Beidou communication equipment, and the data short message is sent to the remote center; the central controller performs data interaction with the mobile network communication equipment according to a set protocol, acquires GPS positioning data, network data messages and short message data messages from the remote center through the mobile network communication equipment, and sends the network data messages and the short message data messages to the remote center.
2. The system and method for controlling the marine observation buoy according to claim 1, wherein the Beidou communication equipment independently performs Beidou positioning and Beidou short message receiving and sending, and performs data interaction with a central controller according to a set protocol.
3. The system and method as claimed in claim 1, wherein the mobile network communication device independently performs GPS positioning, GPRS/4G network data and short message transmission and reception, and performs data interaction with the central controller according to a set protocol.
4. The system and method as claimed in claim 1, wherein the central controller performs data interaction with the Beidou communication device according to a set protocol, obtains Beidou positioning data and short message data from the remote center through the Beidou communication device, and sends the short message data to the remote center.
5. The system and method as claimed in claim 1, wherein the central controller performs data interaction with the mobile network communication device according to a predetermined protocol, obtains GPS positioning data, network data messages and short message data messages from the remote center via the mobile network communication device, and sends the network data messages and short message data messages to the remote center.
6. The system and the method as claimed in claim 1, wherein the 485 protocol concentrator provides an RS485 interface to connect with the central controller, performs data interaction with the central controller according to the self-owned protocol, receives the query command from the central controller, and sends the obtained intelligent device data back to the central controller according to the self-owned protocol format packet; receiving a control instruction of a central controller, and performing power-off and power-on control operation on the intelligent equipment; the 485 protocol concentrator also provides RS485, RS232, TTL and SDI-12 interfaces for communicating with other intelligent equipment, performs data interaction with the intelligent equipment according to the protocol of the intelligent equipment, and sends query instructions at regular time to obtain the data of the intelligent equipment.
7. The system and method for controlling the ocean observation buoy according to claim 1, wherein the visual beacon light flashes on at night and turns off during the day.
8. The system as claimed in claim 1, wherein the 485 protocol concentrator, after receiving the data from the central controller, performs the verification judgment, performs the subsequent analysis only if the data is verified correctly, starts the address check, and responds only if the command is equal to the local address dial switch, so as to return the data packet with Code non-zero in the myDeviceData [ m ] buffer, including the parameter Code and the parameter data.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115056918A (en) * | 2022-06-30 | 2022-09-16 | 中国人民解放军国防科技大学 | Marine environment detection method and system based on micro buoy rapid deployment and cluster networking |
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| CN106838795A (en) * | 2017-03-09 | 2017-06-13 | 武汉理工大学 | A kind of Multifunction environmental protection navigation light |
| CN110422279A (en) * | 2019-07-19 | 2019-11-08 | 深圳市朗诚科技股份有限公司 | Wirelessly communicate floater |
| CN110762455A (en) * | 2019-11-01 | 2020-02-07 | 交通运输部北海航海保障中心 | Multifunctional navigation mark lamp based on Internet of things and Beidou short message |
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| CN115056918A (en) * | 2022-06-30 | 2022-09-16 | 中国人民解放军国防科技大学 | Marine environment detection method and system based on micro buoy rapid deployment and cluster networking |
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