CN115508914A - Intelligent ocean observation system based on multi-channel sensor state acquisition technology - Google Patents
Intelligent ocean observation system based on multi-channel sensor state acquisition technology Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/02—Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/079—Root cause analysis, i.e. error or fault diagnosis
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- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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Abstract
The invention discloses an intelligent marine observation system based on a multi-channel sensor state acquisition technology, which comprises a meteorological subsystem, a hydrological subsystem and an intelligent marine observation processor which are matched with each other, wherein the meteorological subsystem, the hydrological subsystem and the intelligent marine observation processor are used for monitoring the wind direction, the wind speed, the air pressure, the air temperature, the humidity, the water temperature, the precipitation and the tide level of the sea, automatically display the results through a display screen, and simultaneously send observation data to a master unit in real time through mature and stable 4G, 5G and a Beidou satellite network; the meteorological subsystem and hydrologic subsystem all include: the system comprises a sensor, an intelligent collector, 4G/5G wireless equipment or Beidou satellite equipment and a storage battery; the intelligent marine observation processor receives various data transmitted by the monitoring terminal equipment from the at least one meteorological subsystem and the at least one hydrological subsystem, performs operation processing and display on the various data, and can process the data of the multiple subsystems simultaneously. The invention can improve the automation level, the coordinated operation capability and the detailed management function of maintenance and management.
Description
Technical Field
The invention belongs to the technical field of new-generation information, and particularly relates to an intelligent marine observation system based on a multi-channel sensor state acquisition technology.
Background
Marine environmental observation is one of the main work functions of a marine station, a long-term, continuous marine foundation. The observation data obtained through advanced monitoring equipment and effective operation can provide important technical basis for strengthening ocean administrative management, reasonably developing and utilizing ocean resources and reducing ocean disaster loss for all levels of ocean administrative departments.
At present, station observation systems are installed in all ocean stations (including unattended stations and co-construction stations) of the national ocean administration, and acquisition, processing and transmission of ocean hydrology, meteorological monitoring data and other project monitoring data are continuously carried out every day. With the development of monitoring and observation technology, new monitoring equipment and monitoring projects are continuously added to ocean stations, and more powerful technical support is provided for ocean disaster prevention and reduction in China.
The ocean station is located on the coast, the environmental conditions are severe, the factors such as salt fog, humidity and the like inevitably cause certain adverse effects on ocean observation and monitoring equipment, and the observation data is abnormal or even missing because the equipment is always in trouble but cannot be found in time; if the equipment failure can be found as early as possible, the time can be strived for maintenance by the organization personnel so as to ensure that the normal operation of the observation and monitoring system is recovered in the shortest time.
The prior art has the following disadvantages:
(1) The sensor interface types are not uniform;
(2) Instrument failure, with unclear cause;
(3) The maintenance and verification of the sensor are not timely;
(4) When a problem occurs in a network or a data landing computer, data transmission is disconnected, and data uploading is delayed or lost;
(5) The existing ocean station lacks the ocean prediction alarm function.
Disclosure of Invention
In order to solve the defects and shortcomings in the prior art, the invention provides a method which takes a computer network and software as a basis, a sensor state acquisition module and an intelligent acquisition device as a core, combines independent subsystems with complete functions into an organic whole through information exchange and sharing, improves the automation level, coordinated operation capability and detailed management function of system maintenance and management, and realizes function integration, network integration and software interface integration; the intelligent marine observation system has strong openness and can be compatible with various standard interfaces and protocols and based on the multi-channel sensor state acquisition technology.
The technical scheme of the invention is as follows: an intelligent marine observation system based on a multi-channel sensor state acquisition technology comprises a meteorological subsystem, a hydrological subsystem and an intelligent marine observation processor which are matched with each other, and is used for monitoring data such as wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level and the like of the sea, automatically displaying the data through a display screen, and simultaneously sending observation data to a master unit in real time through mature and stable 4G, 5G and a Beidou satellite network;
the meteorological subsystem and hydrologic subsystem all include: the system comprises a sensor, an intelligent acquisition device, 4G/5G wireless equipment or Beidou satellite equipment and a storage battery, wherein the sensor is connected to the intelligent acquisition device, acquires data by the intelligent acquisition device, processes the data and transmits the data, and processes various operations of a user; the intelligent acquisition unit is a main core component of the two subsystems and is connected with each sensor through a data bus to finish acquisition processing and data display of data of each sensor;
the intelligent marine observation processor receives various data transmitted by the monitoring terminal equipment from the at least one meteorological subsystem and the at least one hydrological subsystem, performs operation processing and display on the various data, and can process the data of the multiple subsystems simultaneously.
Preferably, the intelligent acquisition device comprises a data acquisition module, a data processing module, a data transmission module, a data acquisition module, a power supply module, a user interface, a digital sensor module, a fault judgment module, an ocean early warning module and a system state file; integrating analog digital types of sensor channels through a hardware switch and an intelligent touch screen manual switching system; and performing primary quality control on the data, wherein the content comprises coarse error elimination, measurement value upper and lower limit inspection, time continuity inspection and sensor invariance inspection.
Preferably, the types of data collected by the data collection module mainly include: collecting data once every 1 second at the fastest speed, completing data collection 60 times every 1 minute, and calculating the collected data of the minute through various abnormal data processing; the data acquisition function with high accuracy can be realized, the accuracy of the data acquisition module is high, and the accuracy of each observation data meets the corresponding standard requirement.
Preferably, the data processing module processes data signals generated by the data acquisition of the sensor; the data acquisition module is responsible for sending a data transmission request to the sensor every 1 second, and the data processing module performs statistical calculation to obtain the average value, the maximum value, the minimum value and the occurrence time of each element every 1 minute; accumulating and summing scalar quantity acquisition, and calculating an average value; for the wind calculation, a vector calculation method is adopted, namely wind vector values of each minute are projected on X and Y coordinates respectively, and are synthesized after scalar quantity averaging.
Preferably, the data processing module performs data transmission after screening and processing the acquired data by a data quality control program, and the processing content is as follows:
1) Removing gross errors: through the data processing process of removing and rejecting the head and the tail after bubbling and sorting the acquired data for many times, the method has a good elimination effect on abnormal values caused by interference;
2) Checking the upper limit and the lower limit of the measured value: setting the maximum and minimum measurement ranges for the data such as wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level and the like, and processing the data exceeding the ranges;
3) Time continuity check: the continuity of the acquired data is detected in real time, the sudden data missing situation is automatically processed, and the missing data is automatically supplemented;
4) Sensor and external interface monitoring: the monitoring of the sensor interface, the satellite interface and the 4G and 5G data interfaces is recorded in the running log of the data acquisition unit, the log of the system is recorded, meanwhile, available equipment is automatically searched for and the log information is uploaded to an observation center, and the observation center processes the alarm log and informs workers of the observation center.
Preferably, the data transmission module performs basic checking, summarizing and processing on the observation data, encapsulates the data into a data packet with a specific format according to a data exchange standard formulated by the system and transmits the data packet, all the observation data received by the system are transmitted in a centralized manner, and the receiving system can be in butt joint with the existing national marine transmission system in a network or interface manner in a wired, wireless or Beidou satellite manner; the observation data file is directly uploaded to a competent department through an observation system without uploading data to a computer; the data transmission module comprises a file discovery module, a data normalization module, a file sending module and a state acquisition module.
Preferably, the file discovery module monitors the data change message to realize real-time monitoring of the data file; ensuring that the monitoring information is not lost under the condition of generating the high-frequency data file; after receiving the file change message, monitoring the write-in completion state of the file; the data normalization module identifies a data file sent by other nodes after receiving the file;
after the system is started, when data needs to be sent, the file sending module starts a data sending thread and is connected with a remote data receiving node; packaging the data file into a data packet with a specific format for sending through a custom communication protocol, creating a data sending queue after a system is started, and managing the queue according to the priority of data to realize ordered file transmission;
the state acquisition module acquires state information in the data file transmission process, wherein the state information comprises file attributes and transmission states, and related information is synchronously acquired by other modules in the operation process; and generating a time stamp for the relevant information according to the time of generating and sending the data file, generating a state record according to a message-time format from the state record, and uploading the state record according to the transmission flow of the data file.
Preferably, the data receiving module is composed of a data receiving server, a communication device, a power supply and data receiving software; each work station is provided with a high-distribution data receiving server; the communication equipment adopts a CDMA/optical fiber two-way data transmission mode, and is provided with a wireless router and an optical fiber router;
the power supply equipment adopts UPS power supply equipment to supply power to the data receiving module;
the data receiving and processing software realizes the automatic observation of wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level and the like, can automatically receive, process, store and display the data measured by the observation equipment, can simultaneously process the data of a plurality of ocean stations, and can display the current all measurements and the time sequence chart of each element; the system has geographic information display and a one-transmitting and multi-receiving function; the data receiving and processing software has continuous upgrading capability and a short message alarming function, and when the system is abnormal, the system automatically sends a short message to a preset user mobile phone; the system can generate a real-time data file, an integral point data file, a message file and a monthly report file, and the content and the format of the files meet the requirements of a marine data transmission network and business work; the generated report can be stored and printed; the system can manually select the time month to generate the report, can select to store the excel to the local, can also select to print the report, and can perform relevant setting on the printing.
Preferably, the power module adopts alternating current and direct current storage batteries and solar cells for hybrid power supply; under the condition that an external power supply fails, the solar cell can enable the equipment to normally operate, and under the condition of no sunshine, the equipment can continuously and normally operate for more than 20 days; the power module realizes the functions of intelligent control of charging protection, respective control and automatic conversion of the alternating-current storage battery, automatic charging and discharging protection, high-low voltage indication, automatic overcurrent and overvoltage protection, self-checking reset and failure alarm of the alternating-current storage battery by the master controller. The device can provide voltage monitoring, can give an alarm when the voltage is lower than a certain value, and can automatically close the system when the voltage is lower than a set critical value so as to ensure the normal service life of the storage battery;
the digital sensor module is used for converting the analog quantity of the sensor into digital quantity and outputting the digital quantity to the observation system, and the system can comprise more intelligent functions, can be obtained from the environment and can be processed more intelligently;
the fault judgment module automatically diagnoses and eliminates the fault in the system, and maintains the normal working state of the system; the device self-diagnosis includes two aspects: on one hand, the sensor can respond when being damaged, and the sensor is a comparative primary self-diagnosis; another aspect is that the sensor has potential failure or can find timely when the accuracy and the characteristics are reduced, and make diagnosis.
Preferably, the marine early warning module comprises a hardware part and a software part, wherein the hardware part mainly comprises an alarm controller, an intelligent alarm device, an acousto-optic display panel and a wireless transmitting device; the on-site alarm reminding adopts the integrated design of a host and an acousto-optic alarm whistle, when any observation device of the ocean station fails to work, an alarm controller immediately starts to judge the failure, sends a corresponding failure signal to an acousto-optic display panel receiver of a duty room, starts an intelligent acousto-optic alarm circuit and reminds on-site duty personnel; the acousto-optic display panel has openness and expandability, and an X-band radar and a ground wave radar can be added according to the reality of an ocean station;
the software part mainly analyzes the previous data and finds the rules among the data, and the steps are as follows:
(1) Analyzing data characteristics
(2) Finding more conforming data models from data features
(3) Estimating the parameter value of the model by a proper method to generate a data change trend curve chart
(4) Carrying out specific element check on the future value and whether to alarm or not;
the system state file records the sensor state, the data state and the transmission link state of the hydrological meteorological station; when system data is abnormal, the data abnormity can be traced through the system state file, and the reason of the data abnormity is found; whether the sensor is abnormal or not is checked through the system state file, and an effective means is provided for data quality control.
The invention has the following beneficial effects:
(1) And carrying out unified digital processing on the sensors and unifying data interfaces.
(2) The intelligent marine observation system intelligently judges the running state of equipment, provides fault codes, judges conventional faults and is convenient for observers to judge and solve the faults.
(3) In the intelligent marine observation system, a timed reminding function is preset for each sensor, so that a worker can maintain and verify equipment regularly.
(4) The wireless network and the data interface are used, the traditional data landing computer is separated, and the observation data file is directly transmitted to the ocean station computer or a superior supervisor unit through the observation system.
(5) The intelligent marine alarm system is added with a marine early warning function.
Drawings
FIG. 1 is a block wiring diagram of the present invention;
FIG. 2 is a block diagram of an intelligent collector according to the present invention;
FIG. 3 is a diagram of the hardware connections of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the attached drawings, but the present invention is not limited thereto.
As shown in fig. 1, an intelligent marine observation system based on a multi-sensor state acquisition technology comprises a meteorological subsystem, a hydrological subsystem and an intelligent marine observation processor.
The meteorological subsystem and the hydrological subsystem can be freely combined according to actual needs. Wherein the hardware part includes: the system comprises a sensor, an intelligent acquisition device, 4G/5G wireless equipment or Beidou satellite equipment, a storage battery and the like, wherein the sensor is connected into the intelligent acquisition device and transmits data after the data is acquired and processed by the intelligent acquisition device, and various operations of a user are processed. The intelligent acquisition unit is a main core component of the two data acquisition subsystems and is connected with each sensor through a data bus to complete acquisition processing and data display of data of each sensor.
The intelligent marine observation processor receives various data transmitted by monitoring terminal equipment such as different meteorological subsystems and hydrological subsystems, operates, processes and displays the various data, and the system can process the data of a plurality of subsystems simultaneously.
The system is mainly used for monitoring data such as wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level and the like of the ocean, automatically displays the data through a display screen, and simultaneously sends observation data to a supervisor unit in real time through mature and stable 4G, 5G and a Beidou satellite network.
As shown in fig. 2, the intelligent acquisition device includes a data acquisition module, a data processing module, a data transmission module, a data receiving subsystem, a power supply module, a user interface, a digital sensor module, a fault determination module, and an ocean early warning module. The device can manually switch the analog-digital type of the system integrated sensor channel through a hardware switch and an intelligent touch screen. The system adopts modularized equipment, the fault of a single sensor does not affect the normal work of other sensors and the whole system, the acquisition and processing of data meet the requirements of GB/T14914-2018 ocean observation Specification (series), and the data are subjected to primary quality control, and the content comprises the elimination of gross errors, the inspection of upper and lower limits of measured values, the inspection of time continuity, the inspection of sensor invariance and the like. The data transmission meets the requirements of a marine data transmission network, and the equipment meets the general technical requirements of marine station hydrological meteorological observation equipment and system integration. The software and hardware operation guarantee capability of the system meets the requirement of the national marine three-dimensional observation network business operation.
The data acquisition module adopts a processing unit with powerful functions, can process various data in a multi-task and multi-thread mode, has high expandability and can be additionally provided with other functional modules subsequently according to acquisition requirements. The data types of automatic acquisition, processing and observation of the intelligent marine observation system mainly comprise: wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level, etc. The data acquisition unit acquires data once every 1 second at the fastest speed, finishes data acquisition 60 times every 1 minute, and calculates the acquired data of the minute through various abnormal data processing. The data acquisition function with high accuracy can be realized, the accuracy of the data acquisition system is high, and the accuracy of each observation data meets the corresponding standard requirement.
The data processing module is mainly used for processing data signals generated by data acquisition of the sensor. The data acquisition module is responsible for sending a data transmission request to the sensor every 1 second, and carrying out statistical calculation to obtain the average value, the maximum value, the minimum value and the occurrence time of each element every 1 minute. For scalar quantity collection such as temperature and humidity, only accumulation summation is needed, and then an average value is calculated; for the wind calculation, a vector calculation method is adopted, namely wind vector values of each minute are projected on X and Y coordinates respectively, and are synthesized after scalar quantity averaging.
The data processing module performs data transmission after screening and processing the acquired data by a data quality control program, and the processing content is as follows:
1. removing gross errors: through the data processing process of removing the head and cutting the tail after bubbling and sorting the acquired data for many times, the method has a good removing effect on abnormal values caused by interference.
2. Checking the upper limit and the lower limit of the measured value: the measurement ranges of the maximum value and the minimum value are set for data such as wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level and the like, and the data exceeding the ranges are processed.
3. Time continuity check: and the continuity of the acquired data is detected in real time, the sudden data missing situation is automatically processed, and the missing data is automatically supplemented.
4. Sensor and external interface monitoring: the monitoring of the sensor interface, the satellite interface and the 4G and 5G data interfaces is recorded in the running log of the data acquisition unit, the log of the system is recorded, meanwhile, available equipment is automatically searched for and the log information is uploaded to an observation center, and the observation center processes the alarm log and informs workers of the observation center.
The data transmission module carries out basic verification, summarization and processing on observation data, encapsulates the data into data packets with specific formats according to a data exchange standard established by the system and sends the data packets, all the observation data received by the system are transmitted in a centralized manner, and a receiving system can be butted with the existing national marine transmission system in a form of a network or an interface in a wired, wireless or Beidou satellite manner. The observation data file is directly uploaded to a competent department through an observation system without uploading data to a computer.
The data transmission module comprises a file discovery module, a data normalization module, a file sending module, a state acquisition module and the like.
The file discovery module monitors the data change message to realize real-time monitoring of the data file. Ensuring that the monitoring information is not lost under the condition of generating the high-frequency data file; and after receiving the file change message, monitoring the write-in completion state of the file.
And after receiving the data files sent by other nodes, the data normalization module identifies the files. Taking observation data as an example, according to the requirements of the technical regulations for marine observation data transmission:
marine station minute data: \8230;/ZZZ/SSS/real time/YYYYY/MM/DD/HH-
Ocean site punctuation data: \8230and/ZZZ/SSS/hyperclock/YYYYY/MM/DD-
Ocean station punctuation data: \8230/ZZZ/SSS/functional/YYYYY/MM/DD/well-dried cell
Wherein ZZZ is a three-digit center station code, SSS represents a three-digit ocean station code, YYYY represents a four-digit data production year, MM represents a two-digit data production month, DD represents a two-digit data production date, and HH represents a two-digit data production time. All time codes with less than two digits in the actual directory name are uniformly filled with 0 in the previous digit; the hub station and ocean station codes are set according to HY/T023-2018.
And after the system is started, when data needs to be sent, the file sending module starts a data sending thread and is connected with a remote data receiving node. By self-defining a communication protocol, the part packages the data file into a data packet with a specific format and sends the data packet. After the system is started, a data sending queue is created, and queue management is carried out according to the priority of data so as to realize ordered file transmission.
The state acquisition module acquires state information in the data file transmission process, wherein the state information comprises file attributes, transmission states and the like, and related information is synchronously acquired by other modules in the operation process. And generating a time stamp for the relevant information according to the time of generating and sending the data file, generating a state record according to a message-time format from the state record, and uploading the state record according to the transmission flow of the data file.
The data receiving module consists of a data receiving server, communication equipment, a power supply and data receiving software.
Each work station is provided with a high-configuration data receiving server. The communication equipment adopts a CDMA/optical fiber two-way data transmission mode and is provided with a wireless router and an optical fiber router. And the power supply equipment adopts UPS power supply equipment to supply power to the data receiving module.
The data receiving and processing software realizes the automatic observation of wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level and the like, can automatically receive, process, store and display the data measured by the observation equipment, can simultaneously process data of a plurality of ocean stations, and can display the current time sequence diagrams of all the measurements and all the elements. And has the functions of displaying geographic information and receiving one or more times. The data software has the continuous upgrading capability, the software has the short message alarming function, and when the system is abnormal, the system automatically sends the short message to a preset user mobile phone.
The system can generate real-time data files, whole point data files, message files and monthly report files, and the content and format of the files meet the requirements of ocean data transmission networks and business work. The generated report can be stored, printed and the like. The system can manually select the time month to generate the report, can select to save the excel to the local, can select to print the report, and can perform related setting on the printing.
The power module adopts alternating current, direct current battery and solar cell hybrid power supply. The solar cell can enable the equipment to normally operate under the condition that the external power supply fails, and the equipment can continuously and normally operate for more than 20 days under the condition of no sunshine. The power module realizes the functions of intelligent control of charging protection, respective control and automatic conversion of the alternating-current storage battery, automatic charging and discharging protection, high-low voltage indication, automatic overcurrent and overvoltage protection, self-checking reset and failure alarm of the alternating-current storage battery by the master controller. And can provide voltage monitoring, can report to the police when voltage is less than a definite value, automatic shutdown system when being less than the critical value that sets up to guarantee the normal life of storage battery.
The existing sensors are not uniform in type, a hardware part converts the analog quantity of the sensors into digital quantity on the sensors by using a digital conversion module and outputs the digital quantity to an observation system, and the system can contain more intelligent functions, can obtain the digital quantity from the environment and can perform more intelligent processing.
1. The performance of the sensor adopts a digital error compensation technology and a highly integrated electronic element, and the comprehensive compensation of the performance parameters of the sensor, such as linearity, zero point and the like, is realized by software, so that the influence of human factors on the compensation is eliminated, and the comprehensive precision and reliability of the sensor are greatly improved.
2. The output consistency error of the sensor can reach within 0.02 percent or even higher, the characteristic parameters of the sensor can be completely the same, and the sensor has good interchangeability.
3. The A/D conversion circuit and the digital signal transmission are adopted, so that the anti-interference capability of the sensor is improved, the signal transmission distance is long, and the stability of the sensor is improved.
4. The digital sensor can automatically acquire data, can be preprocessed, stored and memorized, has a unique mark and is convenient for fault diagnosis.
5. The sensor adopts a standard digital communication interface, can be directly connected into a computer, and can also be connected with a standard industrial control bus, thereby being convenient and flexible.
And the fault judgment module automatically diagnoses and eliminates the fault in the system and maintains the normal working state of the system. Device self-diagnostics generally include two aspects: on one hand, the sensor can respond when being damaged, and the method is a self-diagnosis for comparing the primary level; another aspect is that the sensor has potential failure or can find timely when the accuracy and the characteristics are reduced, and make diagnosis.
The digital sensor has a self-diagnostic function. And monitoring the working condition of the system sensor. Through the A/D conversion module, the system returns data of each sensor, monitors whether the sensor is lack of measurement, judges which type of fault the sensor is through the existing fault code, judges whether the sensor is completely damaged or observes the fault caused by inaccurate data, reports the fault to the system, reminds an operator on duty to process the fault, or remotely sends error information to a worker, and prompts the sensor to recover to normal as soon as possible. As shown in fig. 3:
(1) When the sensor is in fault, the red light is turned on, and when the sensor is in normal, the green light is turned on;
(2) When the line between the sensor and the collector is in fault, the line turns red; when the data transmission is abnormal, the line turns yellow; the circuit is green when normal;
(3) The collector is lighted in red when running fault occurs, and is lighted in green when running fault occurs;
(4) When a line between the collector and the computer fails, the line turns red; when the data transmission is abnormal, the line turns yellow; the line is normally green.
The marine early warning means that before a disaster or disaster and other dangers needing to be prevented occur, some early foreknowledge of the disaster is obtained according to the rules summarized in the past or the possibility precursor obtained by observation, an emergency signal can be sent to related departments, the dangerous situation is reported, the damage is prevented from occurring under the condition that the disaster is unknown or the preparation is insufficient, and therefore the loss behaviors caused by the disaster are relieved to the maximum extent.
The ocean early warning module mainly comprises a hardware part and a software part. The hardware part mainly comprises an alarm controller, an intelligent alarm device, an acousto-optic display panel and a wireless transmitting device. The on-site alarm reminding adopts the integrated design of the host and the acousto-optic alarm whistle, when any observation device of the ocean station breaks down and cannot work, the alarm controller starts immediately to judge the fault, sends a corresponding fault signal to the acousto-optic display panel receiver of the duty room, starts the intelligent acousto-optic alarm circuit and reminds the on-site duty personnel. It is worth noting that the design of the acousto-optic display panel has openness and expandability, and other items such as an X-band radar and a ground wave radar can be added according to the reality of the ocean station.
The intelligent ocean observation system software part mainly analyzes data in the past years and finds rules among the data.
(1) Analyzing data features
(2) Finding more conforming data models from data features
(3) Estimating the parameter value of the model by a proper method to generate a data change trend curve chart
(4) And (5) carrying out specific element check on the future value and whether to alarm.
The parameter alarm check performs continuity check, monthly threshold check, and the like on each observation element. Wherein, the observation elements of the sea waves require continuity, the 1/10 wave height time-by-time change rate exceeds 0.3 meter and can carry out blue, yellow, orange and red alarm values. The threshold requirements of wind speed and wind direction are more than 5-grade wind power and more than 8.0m/s. Continuity of relative humidity 50%. Sea temperature continuity std =0.1042, range. The salinity threshold is less than 31psu. Air temperature continuity, 6 ℃/h. Air pressure continuity, 3hpa/h. These elements have data ranges specifically claimed.
The system state file mainly records the sensor states of the hydrological weather station, such as: tidal level, water temperature, salinity, wind speed, wind direction, etc.; a data state; transmission link status, etc. (see table 1).
The system state file has the function that when system data is abnormal, data abnormity can be traced through the system state file, and the reason of the data abnormity can be found. Whether the sensor is abnormal or not is checked through the system state file, and an effective means is provided for data quality control.
The file names are: STYYYYMMDDHHmm-site number
Where ST represents the state file YYYYYY represents the year MM represents the month DD represents the date HH represents the hour MM represents the minute
The district station number is 04103, and the station name code is XMD:
collector voltage: 11.7V
Sensor state
Maintenance date of the water temperature and salinity sensor: 2021-03-01, assay date: 2021-04-01
Water temperature sensor state 'normal'
Tide level sensor maintenance date: 2021-03-01, assay date: 2021-04-01
Tidal level sensor State "sensor State Exception"
Data transfer state
Tidal level
Project status "data over limit", measurement: 2473, setting threshold: 421
Temperature of water
Project status "data over upper limit", measured value: 30.1, setting a threshold value: 23.2
Salinity
Project status "data over-the-floor", measured values: 0.220, setting threshold: 31.000
Transmission link status
Item port: 5050, status: [ Ping Normal ] [ Port Normal ] connection succeeds, the name "Meteorological Meter", the number of ongoing connections "1", the number of pending transmissions "7", the IP address: 192.168.1.230,
channel "wireless/wired", upload total "1671"
The station number is 04103, and the station name code is XMD weather station status file:
collector voltage: 11.9V
Sensor state
Maintenance date of the wind speed and direction sensor: 2021-05-01, assay date: 2021-05-17
The state of the wind direction sensor is normal, and the state of the wind speed sensor is normal "
Maintenance date of the air pressure sensor: 2021-05-01, assay date: 2021-05-17
Maintenance date of air temperature and humidity sensor: 2021-05-01, assay date: 2021-05-19
Air temperature sensor state is normal, humidity sensor state is normal "
Date of rainfall sensor maintenance: 2021-03-01, assay date: 2021-04-01
Rainfall sensor state "Normal"
Data state
Temperature of
Project status "data over limit", measurement: 35.1, setting a threshold value: 30.4
Transmission link status
Item port "5050", state: [ Ping exception ] [ port exception ] connection disconnection, name "seven", number of ongoing connections "0", number of pending transfers "0", IP address: 192.168.1.66,
channel "wireless/wired", total number of uploads "1479"
Item port "3031", status: [ Ping exception ] [ port exception ] disconnection, name "bak", number of ongoing connections "0", number of pending transfers "50", IP address: 192.168.1.60,
channel "wireless/wired", upload total "0"
| StateFile: status file | Station area code: station name code |
| And (3) Code: code | Type: types of |
| Stationcode: number of district | SystemState VOL: collector voltage |
| SensorState: sensor state | WTSL M _ T: date of maintenance of water temperature and salinity |
| SL _ S: salinity status | C _ T: date of examination |
| WT _ S: water temperature state | DataState: data state |
| WL: tidal level | Item State: item status |
| VALUE: measured value | THRESHOLD: setting a threshold value |
| WT: temperature of water | SL: salinity |
| LinkState: transmission link status | Item Port: project port |
| ConnectCount: number of connections being made | WaitCount: number of waiting transmissions |
| The UploadCount: total number of uploads | WS: wind speed |
| WD: wind direction | AT: air temperature |
| BP: air pressure | HU: humidity |
| RN: amount of rainfall | WAYNAME: vias |
TABLE 1
According to the current technical foundation and actual working requirements of China, modular, intelligent, networked, miniaturized and multifunctional development is accelerated in the development stage of ocean observation technology in China; the direct-viewing, timely and accurate omnibearing management of the ocean observation system by a competent department can be realized.
Claims (10)
1. The utility model provides an intelligence ocean observation system based on multisensor state acquisition technique which characterized in that: the intelligent marine observation system comprises a meteorological subsystem, a hydrological subsystem and an intelligent marine observation processor which are matched with each other, and is used for monitoring data such as wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level and the like of the sea, automatically displaying the data through a display screen, and simultaneously sending observation data to a master unit in real time through mature and stable 4G, 5G and a Beidou satellite network;
the meteorological subsystem and hydrologic subsystem all include: the system comprises a sensor, an intelligent acquisition device, 4G/5G wireless equipment or Beidou satellite equipment and a storage battery, wherein the sensor is connected to the intelligent acquisition device, acquires data by the intelligent acquisition device, processes the data and transmits the data, and processes various operations of a user; the intelligent acquisition unit is a main core component of the two subsystems and is connected with each sensor through a data bus to finish acquisition processing and data display of data of each sensor;
the intelligent marine observation processor receives various data transmitted by the monitoring terminal equipment of the at least one meteorological subsystem and the at least one hydrological subsystem, performs operation processing and display on the various data, and can process the data of a plurality of subsystems simultaneously.
2. The intelligent marine observation system based on the multi-sensor state acquisition technology of claim 1, wherein: the intelligent acquisition device comprises a data acquisition module, a data processing module, a data transmission module, a data acquisition module, a power supply module, a user interface, a digital sensor module, a fault judgment module, an ocean early warning module and a system state file; integrating analog digital types of sensor channels through a hardware switch and an intelligent touch screen manual switching system; and performing primary quality control on the data, wherein the content comprises gross error removal, measurement value upper and lower limit inspection, time continuity inspection and sensor invariance inspection.
3. The intelligent marine observation system based on the multi-sensor state acquisition technology of claim 2, characterized in that: the data types collected by the data collection module mainly comprise: collecting data once every 1 second at the fastest speed according to wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation and tide level, completing data collection for 60 times every 1 minute, and processing and calculating the data collected in the minute through various abnormal data; the data acquisition function with high accuracy can be realized, the accuracy of the data acquisition module is high, and the accuracy of each observation data meets the corresponding standard requirement.
4. The intelligent marine observation system based on the multi-sensor state acquisition technology of claim 2, characterized in that: the data processing module is used for processing data signals generated by data acquisition of the sensor; the data acquisition module is responsible for sending a data transmission request to the sensor every 1 second, and the data processing module carries out statistical calculation to obtain the average value, the maximum value, the minimum value and the occurrence time of each element every 1 minute; accumulating and summing scalar quantity acquisition, and calculating an average value; for the wind calculation, a vector calculation method is adopted, namely wind vector values of each minute are projected on X and Y coordinates respectively, and are synthesized after scalar quantity averaging.
5. The intelligent marine observation system based on the multi-sensor state acquisition technology of claim 4, characterized in that: the data processing module performs data transmission after screening and processing the acquired data by a data quality control program, and the processing contents are as follows:
1) Removing gross errors: through the data processing process of removing and rejecting the head and the tail after bubbling and sorting the acquired data for many times, the method has a good elimination effect on abnormal values caused by interference;
2) Checking the upper limit and the lower limit of the measured value: setting the measurement ranges of the maximum value and the minimum value for the data such as wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level and the like, and processing the data exceeding the ranges;
3) Checking the time continuity: the continuity of the acquired data is detected in real time, the sudden data missing situation is automatically processed, and the missing data is automatically supplemented;
4) Sensor and external interface monitoring: the monitoring of the sensor interface, the satellite interface and the 4G and 5G data interfaces is recorded in the running log of the data acquisition unit, the log of the system is recorded, meanwhile, available equipment is automatically searched for and the log information is uploaded to an observation center, and the observation center processes the alarm log and informs workers of the observation center.
6. The intelligent marine observation system based on the multi-sensor state acquisition technology as claimed in claim 2, wherein: the data transmission module carries out basic check, summarization and processing on observation data, the data are packaged into a data packet with a specific format according to a data exchange standard established by the system and are transmitted, all the observation data received by the system are transmitted in a centralized way, and the receiving system can be in butt joint with the existing national marine transmission system in a form of a network or an interface in a wired, wireless or Beidou satellite mode; the observation data file is directly uploaded to a competent department through an observation system without uploading data to a computer; the data transmission module comprises a file discovery module, a data normalization module, a file sending module and a state acquisition module.
7. The intelligent marine observation system based on the multi-sensor state acquisition technology of claim 6, wherein: the file discovery module monitors the data change message to realize real-time monitoring of the data file; ensuring that the monitoring information is not lost under the condition of generating the high-frequency data file; after receiving the file change message, monitoring the write-in completion state of the file;
the data normalization module identifies a data file sent by other nodes after receiving the file;
after the system is started, when data needs to be sent, the file sending module starts a data sending thread and is connected with a remote data receiving node; packaging the data file into a data packet with a specific format for sending through a custom communication protocol, creating a data sending queue after a system is started, and managing the queue according to the priority of data to realize ordered file transmission; the state acquisition module acquires state information in the data file transmission process, wherein the state information comprises file attributes and transmission states, and related information is synchronously acquired by other modules in the operation process; and generating a time stamp for the relevant information according to the time of generating and sending the data file, generating a state record according to a message-time format from the state record, and uploading the state record according to the transmission flow of the data file.
8. The intelligent marine observation system based on the multi-sensor state acquisition technology of claim 2, characterized in that: the data receiving module consists of a data receiving server, communication equipment, a power supply and data receiving software; each work station is provided with a high-distribution data receiving server; the communication equipment adopts a CDMA/optical fiber two-way data transmission mode and is provided with a wireless router and an optical fiber router;
the power supply equipment adopts UPS power supply equipment to supply power to the data receiving module;
the data receiving and processing software realizes the automatic observation of wind direction, wind speed, air pressure, air temperature, humidity, water temperature, precipitation, tide level and the like, can automatically receive, process, store and display the data measured by the observation equipment, can simultaneously process the data of a plurality of ocean stations, and can display the current all measurements and the time sequence chart of each element; the system has geographic information display and a one-transmitting and multi-receiving function; the data receiving and processing software has the continuous upgrading capability and the short message alarming function, and when the system is abnormal, the system automatically sends a short message to a preset user mobile phone; the system can generate a real-time data file, an integral point data file, a message file and a monthly report file, and the content and the format of the files meet the requirements of a marine data transmission network and business work; the generated report can be stored and printed; the system can manually select the time month to generate the report, can select to save the excel to the local, can select to print the report, and can perform related setting on the printing.
9. The intelligent marine observation system based on the multi-sensor state acquisition technology of claim 2, characterized in that: the power module adopts alternating current, a direct current storage battery and a solar battery for hybrid power supply; under the condition that an external power supply fails, the solar cell can enable the equipment to normally operate, and under the condition of no sunshine, the equipment can continuously and normally operate for more than 20 days; the power module realizes the functions of intelligent control of charging protection by the master controller, respective control and automatic conversion of the alternating-current storage battery, automatic charging and discharging protection, high-low voltage indication, automatic overcurrent and overvoltage protection, self-checking reset and item-missing alarm of the alternating-current storage battery. The device can provide voltage monitoring, can give an alarm when the voltage is lower than a certain value, and can automatically close the system when the voltage is lower than a set critical value so as to ensure the normal service life of the storage battery;
the digital sensor module is used for converting the analog quantity of the sensor into digital quantity and outputting the digital quantity to the observation system, and the system can comprise more intelligent functions, can be obtained from the environment and can be processed more intelligently;
the fault judgment module automatically diagnoses and eliminates faults in the system, and maintains the normal working state of the system; the self-diagnosis of the device includes two aspects: on one hand, the sensor can respond when being damaged, and the method is a self-diagnosis for comparing the primary level; another aspect is that the sensor has potential failure or can find timely when the accuracy and the characteristics are reduced, and make diagnosis.
10. The intelligent marine observation system based on the multi-sensor state acquisition technology as claimed in claim 2, wherein: the marine early warning module comprises a hardware part and a software part, wherein the hardware part mainly comprises an alarm controller, an intelligent alarm device, an acousto-optic display panel and a wireless transmitting device; the on-site alarm reminding adopts the integrated design of a host and an acousto-optic alarm whistle, when any observation device of the ocean station has a fault and cannot work, the alarm controller immediately starts to judge the fault, sends a corresponding fault signal to the receiver of the acousto-optic display panel of the duty room, starts an intelligent acousto-optic alarm circuit and reminds on-site duty personnel; the design of the acousto-optic display panel has openness and expandability, and an X-band radar and a ground wave radar can be added according to the reality of an ocean station;
the software part mainly analyzes the previous data and finds the rules among the data, and the steps are as follows:
(1) Analyzing data characteristics
(2) Finding more conforming data models from data features
(3) Estimating the parameter value of the model by a proper method to generate a data change trend curve chart
(4) Carrying out specific element check on the future value and whether to give an alarm or not;
the system state file records the sensor state, the data state and the transmission link state of the hydrological meteorological station; when system data is abnormal, the data abnormity can be traced through the system state file, and the reason of the data abnormity is found; whether the sensor is abnormal or not is checked through the system state file, and an effective means is provided for data quality control.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115979350A (en) * | 2023-03-20 | 2023-04-18 | 北京航天华腾科技有限公司 | Data acquisition system of ocean monitoring equipment |
| CN116501728A (en) * | 2023-06-30 | 2023-07-28 | 国家海洋技术中心 | Method and system for generating real-time business data file of automatic hydrological observation system |
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2022
- 2022-09-16 CN CN202211132138.8A patent/CN115508914A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115979350A (en) * | 2023-03-20 | 2023-04-18 | 北京航天华腾科技有限公司 | Data acquisition system of ocean monitoring equipment |
| CN116501728A (en) * | 2023-06-30 | 2023-07-28 | 国家海洋技术中心 | Method and system for generating real-time business data file of automatic hydrological observation system |
| CN116501728B (en) * | 2023-06-30 | 2023-09-08 | 国家海洋技术中心 | Method and system for generating real-time business data file of automatic hydrological observation system |
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