CN102520612B - Adaptive data acquisition device for ocean platform - Google Patents
Adaptive data acquisition device for ocean platform Download PDFInfo
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- CN102520612B CN102520612B CN 201110422142 CN201110422142A CN102520612B CN 102520612 B CN102520612 B CN 102520612B CN 201110422142 CN201110422142 CN 201110422142 CN 201110422142 A CN201110422142 A CN 201110422142A CN 102520612 B CN102520612 B CN 102520612B
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Abstract
The invention relates to a special adaptive data acquisition device for an ocean platform. The device is characterized by comprising a microcontroller module, a RS232 communication module, a RS485 communication module, a data storage module, a clock module and an ocean platform monitoring sensor list; the microcontroller module is respectively connected with the RS232 communication module, the RS485 communication module, the data storage module and the clock module; the RS232 communication module is connected with the ocean platform monitoring sensor, and can acquire the sensor data in an ocean platform monitoring system; the RS485 communication module is connected with a computer system, and is used for transmitting the acquired sensor data to the computer system; the data storage module stores the contents in two aspects, one aspect, the data storage module stores the acquired sensor data, the other aspect, the data storage module stores the ocean platform sensor list; the clock module is used for adding the storage time for the sensor data; and the ocean platform sensor list is used for recording identification mode parameters and processing mode parameters for ocean platform monitoring sensors. The special adaptive data acquisition device for the ocean platform can automatically identify the sensors in the ocean platform sensor list.
Description
Technical field
The present invention relates to a kind of ocean platform self-adapting data harvester.
Background technology
Ocean platform monitoring integrated system is different from general monitoring system, and its characteristics are to require Monitoring Data storage security grade high, therefore the data storage scheme of ocean platform is adopted " redundant storage ".Monitoring Data is once stored by data collector at the scene, then once stored by computer system at Central Control Room, can guarantee under extreme conditions like this, the ocean platform personnel withdraw platform and have a power failure, when in Central Control Room, computer system can't be carried out the data storage because having a power failure, still can by on-the-spot Data-collecting Device with Low Power-consumption under self-powered power supply, guarantee the security of Monitoring Data storage under extreme condition.
Existing data collector has two kinds, and a kind of is universal data acquisition unit, and another kind is the data collector that instrument and equipment carries.Universal data acquisition unit can gather the data-signal of multiple sensors, but there is no data storage function.The data collector that instrument and equipment carries has data storage function, but the data that can only gather, store this instrument and equipment.Therefore do not satisfy the data collector of ocean platform monitoring integrated system requirement in existing data collector.
Summary of the invention
For the problems referred to above, the invention provides a kind of with ocean platform self-adapting data harvester.
For achieving the above object, the present invention takes following technical scheme:
A kind of ocean platform self-adapting data harvester comprises microprocessor module, sensing data communication module, computer system data communication module, data memory module, clock module, ocean platform monitoring sensor information module.
Described microprocessor module connects respectively sensing data communication module, computer system data communication module, data memory module, clock module;
Described sensing data communication module connects the ocean platform monitoring sensor, and it can gather sensing data in the ocean platform monitoring system;
Described computer system data communication module connects computer system, is sent to computer system collecting sensing data;
Described data memory module, storage two aspects are being stored the sensing data that collects on the one hand, are storing on the other hand ocean platform sensor information module;
Described clock module is to add storage time for the sensing data storage;
Described ocean platform sensor information module is recording identification mode parameter and processing mode parameter to the ocean platform monitoring sensor, and ocean platform self-adapting data harvester can be identified the sensor in ocean platform sensor information module automatically; Can complete automatic Identification, collection, storage, the process of transmitting of ocean platform sensor according to this information module.Ocean platform sensor information module specific implementation form is as follows:
(1) the sensor information module is comprised of sensor information module directory and sensor information module text.
(2) the sensor information module directory is recording the start address of each communication baud rate section.
(3) by searching the start address of respective communication baud rate section, enter sensor information module text.Each communication baud rate is comprised of the sub-directory under this baud rate and sensor parameters information module.
(4) baud rate sub-directory is recording numbering and this baud rate lower sensor number of this baud rate.
(5) the sensor parameters information module is comprised of identification mode parameter and the processing mode parameter form of sensor, is comprised of 18 contents.The contents are as follows:
＜1〉baud rate numbering.The numbering of sensor communication baud rate.
＜2〉sensor is in the numbering of this communication baud rate section.Sensor is in this communication baud rate position.
＜3〉sensor type.Sensor is in the numbering of all monitoring sensors.
＜4〉key word of sensing data frame.Changeless field in the sensing data frame picks out the different sensors type by this field.
＜5〉the key word number of sensing data frame.The length of the key word valid data of sensing data frame.
＜6〉sensing data frame head.The data that sensor sends in order to identification, and beginning receiving sensor data.
＜7〉sensor frame head byte number.The length of sensor frame head valid data.
＜8〉sensing data postamble.Be sent in order to the identification sensing data, and stop the receiving sensor data.
＜9〉sensor postamble number.The length of sensor postamble valid data.
＜10〉sensor data field eigenwert.The separator of sensor data field.For the sensing data frame that Data Segmentation symbol is arranged, search the valid data positions by separator.
＜11〉number of sensor valid data.In the sensing data frame, need the number of extracted valid data.
＜12〉reference position of sensor characteristics value.Use when extracting the sensor valid data is used in conjunction with the sensor data field eigenwert.When the sensor data field eigenwert is arranged, the reference position of sensor characteristics value represents the position of each separator in Frame; When without the sensor data field eigenwert, the reference position of sensor characteristics value represents the reference position of each first byte of valid data.
When＜13〉sensor is without eigenwert, the number of every group of valid data.Be used in conjunction with the reference position of sensor characteristics value.When without the sensor data field eigenwert, this field represents the effective number of the data of each eigenwert.
＜14〉during sensor information module data writing memory module, the length of each sensing data frame.It is sensor raw data frame length.
＜15〉during sensor information module data writing memory module, the number of the sensing data frame in each data memory module section.Be used in conjunction with the length of sensing data frame.According to the length of each sector length of data memory module and sensing data frame, calculate the number of storage sensor initial data frame in each sector.
＜16〉sensing data frame processing mode.For the different sensors Frame, mainly adopt 2 system forms and ASCII character form.If adopt the ASCII character form, need to process, do not need to process for 2 system forms.
＜17〉verification mode of data.Every kind of sensor all comprises the data check position, and every kind of sensor data verification mode is not quite similar, and therefore need to carry out verification for the Frame that collects.This provides the mode of data check.
＜18〉verification bit position.Be used in conjunction with the verification mode of data, provide data check bit position in the sensing data frame.
The present invention has the following advantages owing to adopting above technical scheme:
1, the present invention realizes ocean platform monitoring system " data redundancy " storage scheme, can carry out the data storage to the ocean platform Monitoring Data at the scene.
2, the ocean platform monitoring sensor of the present invention in can the connecting sensor information module, data acquisition, data storage, data sending function, needn't be every kind of ocean platform monitoring sensor development data harvester, the workload of the equipment development that reduces, the number of the system backup of minimizing.
3, ocean platform sensor information module of the present invention, recording the parameter of all ocean platform monitoring sensors in the ocean platform monitoring system, the sensor information module can increase, revise and delete sensor parameters by computer software, thereby upgrade the sensor information module, can upgrade at the scene the sensor information module, gather more sensing data, facilitate the later stage upgrading of system and safeguard.
4, the present invention can under extreme conditions only independently gather and store data with powered battery, and the significant data under these extreme conditions will be the emphasis that late time data is analyzed.
Description of drawings
Fig. 1 is structured flowchart of the present invention.
Fig. 2 is outside drawing of the present invention.
In figure: 1 microprocessor; 2 clock modules; 3 power modules; 4 memory modules;
5 sensor communication modules; 6 computer system data communication modules; 7 sensor information modules; 8 sensor devices; 9 computer systems.
Embodiment
Describe the present invention below in conjunction with drawings and Examples.
As shown in Figure 1, microprocessor 1 is connected with clock module 2, power module 3, memory module 4, sensor communication module 5, computer system data communication module 6 respectively.
In above-described embodiment, sensor communication module 5 adopts the RS232 communication module, and sensor communication module 5 is connected with sensor device 8, completes sensor identification and data acquisition function.
In above-described embodiment, computer system data communication module 6 adopts the RS485 communication modules, in the computer system 9 that computer system data communication module 6 sends all the sensors data that collect.
In above-described embodiment, memory module 4 adopts the SD card as storage medium, is storing two aspects, is storing all the sensors data that collect on the one hand, is storing on the other hand ocean platform sensor information module.
In above-described embodiment, the power module model is SPX3819, and external 5～16V voltage is given whole device power supply.
A kind of ocean platform self-adapting data harvester realizes that the self-adapted sensor data acquisition is divided into the sensor type identification, and sensing data receives, and sensing data storage, sensing data are processed, sensing data sends five parts, and detailed process is as follows:
＜1〉sensor type identification.Sensing data communication module 5 is initialised under a certain baud rate, receives a given data under this baud rate; Sensor information module directory in microprocessor module 1 read memory module 4, find this baud rate in data memory module ground start address, read this baud rate sub-directory, search the number of this baud rate lower sensor, and according to the number of sensor, each sensor parameters information module is taken out, come the identification sensor type according to the key word of sensing data frame and the key word number of sensing data frame; If pick out the sensor kind, lock this sensor type, the sensor parameters information module full content taking-up with this sensor is put in the buffer zone of microprocessor module; If do not pick out sensor type under this baud rate, initialization sensing data communication module under following baud rate, repeats＜1〉operation, until pick out sensor type, finish sensor identification work.
＜2〉sensing data receives.Sensing data frame head and sensing data frame head number according to the sensor parameters information module, take out the data frame head array of sensor, if the data group that receives is identical with data frame head array, think that follow-up data is the data that sensor sends, and the beginning receive data; Sensing data postamble and sensing data postamble number according to the sensor parameters information module, take out the Frame mantissa group of sensor, if find during receive data and Frame mantissa's group full form data group together, think that sensing data receives, stop receive data; So far, complete the sensing data receiving course.
＜3〉sensing data storage.Take out the length of sensing data frame in the sensor parameters information module and the number of sensing data frame; When Frame number in data storage buffer in microprocessor module 1 reaches the number of sensing data frame in the sensor parameters information module, the relevant position of data storage buffer data data writing memory module in microprocessor module 1; So far, complete data storage procedure.
＜4〉sensing data is processed.Data two tasks of finishing dealing with, first is the verification of sensing data frame, second is the extraction of sensor valid data.Verification mode according to data in the sensor parameters information module, the proof test value of calculating sensor Frame, then according to verification bit position in the sensor parameters information module, take out the proof test value of Frame itself, whether the proof test value by calculating and the proof test value of Frame itself compare to determine the data frame transfer process correct.According to the reference position of the sensor data field eigenwert in the sensor parameters information module, sensor characteristics value, sensor during without eigenwert, the number parameter of every group of valid data, complete the extraction work of valid data, and the valid data after an extraction are dealt into the transmission buffer zone in microprocessor module.So far, complete the sensing data processing procedure.
＜5〉sensing data sends.Take out the data of the transmission buffer zone in microprocessor module 1, form a transmission packet to sending after data add proof test value, frame head, postamble, send to computer system by the sensing data communication module.So far, complete the sensing data process of transmitting.
In above-described embodiment, ocean platform self-adapting data harvester profile packing is as Fig. 2, ocean platform self-adapting data harvester is packaged in a metal shell, leave power connection on shell, sensing data communication module 5 interfaces, computer system data communication module 6 interfaces, the duty of two LED lamp indication ocean platform self-adapting data harvesters, a power switch.
When the present invention worked, its principle of work was as follows:
At first upper computer software downloads to sensor information module 7 in memory module 4 by Computer Data Communication module 6; The data of the sensor device 8 that microprocessor 1 is connected with sensing data communication module 5 according to the sensor parameters collection in sensor information module 7, and data are stored in memory module 4; All data that collect are sent to computer system 9 by Computer Data Communication module 6 according to unified communication protocol.After sampling finishes, the present invention is regained, memory module 4 is extracted directly by the computer software reading out data.
The present invention only describes with above-described embodiment, and the chip of each module all can change to some extent, and on the basis of this fermentation technical scheme, improvement or equivalent variations that meal carries out individual component according to the principle of the invention all are not precluded within outside protection scope of the present invention.
Claims (2)
1. the self-adapting data harvester of an ocean platform special use, is characterized in that: comprise microprocessor module, sensing data communication module, computer system data communication module, data memory module, clock module, ocean platform monitoring sensor information module;
Described microprocessor module connects respectively sensing data communication module, computer system data communication module, data memory module, clock module;
Described sensing data communication module connects the ocean platform monitoring sensor, gathers sensing data in the ocean platform monitoring system;
Described computer system data communication module connects computer system, is sent to computer system collecting sensing data;
Described data memory module, storage two aspects are being stored the sensing data that collects on the one hand, are storing on the other hand ocean platform sensor information module;
Described clock module is to add storage time for the sensing data storage;
Described ocean platform sensor information module is recording identification mode parameter and processing mode parameter to the ocean platform monitoring sensor, and ocean platform self-adapting data harvester can be identified the sensor in ocean platform sensor information module automatically.
2. the self-adapting data harvester of a kind of ocean platform special use according to claim 1 is characterized in that: described ocean platform sensor information module, and way of realization is as follows:
(1) the sensor list is comprised of sensor list directory and sensor list text;
(2) the sensor list directory is recording the start address of each communication baud rate section;
(3) by searching the start address of respective communication baud rate section, enter sensor list text; Each communication baud rate is comprised of the sub-directory under this baud rate and sensor parameters list;
(4) baud rate sub-directory is recording numbering and this baud rate lower sensor number of this baud rate;
(5) the sensor parameters list is comprised of identification mode parameter and the processing mode parameter form of sensor, is comprised of 18 contents; The contents are as follows:
＜1〉baud rate numbering; The numbering of sensor communication baud rate;
＜2〉sensor is in the numbering of this communication baud rate section, and sensor is in this communication baud rate position;
＜3〉sensor type; Sensor is in the numbering of all monitoring sensors;
＜4〉key word of sensing data frame: changeless field in the sensing data frame picks out the different sensors type by this field;
＜5〉the key word number of sensing data frame, the length of the key word valid data of sensing data frame;
＜6〉sensing data frame head is the data that sensor sends in order to identification, and beginning receiving sensor data;
＜7〉sensor frame head byte number; The length of sensor frame head valid data;
＜8〉sensing data postamble is sent in order to the identification sensing data, and stops the receiving sensor data;
＜9〉sensor postamble number, the length of sensor postamble valid data;
＜10〉sensor data field eigenwert; The separator of sensor data field; For the sensing data frame that Data Segmentation symbol is arranged, search the valid data positions by separator;
＜11〉number of sensor valid data; In the sensing data frame, need the number of extracted valid data;
＜12〉reference position of sensor characteristics value; Use when extracting the sensor valid data is used in conjunction with the sensor data field eigenwert; When the sensor data field eigenwert is arranged, the reference position of sensor characteristics value represents the position of each separator in Frame; When without the sensor data field eigenwert, the reference position of sensor characteristics value represents the reference position of each first byte of valid data;
When＜13〉sensor is without eigenwert, the number of every group of valid data; Be used in conjunction with the reference position of sensor characteristics value; When without the sensor data field eigenwert, this field represents the effective number of the data of each eigenwert;
＜14〉during sensor list data writing memory module, the length of each sensing data frame; It is sensor raw data frame length;
＜15〉during sensor list data writing memory module, the number of the sensing data frame in each data memory module section; Be used in conjunction with the length of sensing data frame; According to the length of each sector length of data memory module and sensing data frame, calculate the number of storage sensor initial data frame in each sector;
＜16〉sensing data frame processing mode; For the different sensors Frame, mainly adopt 2 system forms and ASCII character form; If adopt the ASCII character form, need to process, do not need to process for 2 system forms;
＜17〉verification mode of data; Every kind of sensor all comprises the data check position, and every kind of sensor data verification mode is not quite similar, and therefore need to carry out verification for the Frame that collects; This provides the mode of data check;
＜18〉verification bit position; Be used in conjunction with the verification mode of data, provide data check bit position in the sensing data frame.
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| CN 201110422142 CN102520612B (en) | 2011-12-15 | 2011-12-15 | Adaptive data acquisition device for ocean platform |
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| CN104750814B (en) * | 2015-03-30 | 2019-03-05 | 大连理工大学 | The automatic storage method of polynary heterogeneous data flow based on multisensor |
| CN104865967A (en) * | 2015-06-01 | 2015-08-26 | 中国船舶重工集团公司第七0四研究所 | Offshore platform compensation integrated redundancy control |
| CN105892388A (en) * | 2016-06-06 | 2016-08-24 | 中国船舶重工集团公司第七〇九研究所 | Monitoring and control system of ocean platform |
| CN108917858A (en) * | 2018-09-14 | 2018-11-30 | 大连理工大学 | One kind being used for submerged structure sound state behavior measure real-time Transmission sensor |
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| US7371136B2 (en) * | 2006-01-20 | 2008-05-13 | Liquid Robotics Inc. | Wave power |
| EP1971881A1 (en) * | 2006-01-13 | 2008-09-24 | Anthony C. L. Fox | Detection of resistivity of offshore seismic structures mainly using vertical magnetic component of earth's naturally varying electromagnetic field |
| CN101670886A (en) * | 2008-09-11 | 2010-03-17 | 上海海事大学 | Method and device for diagnosing information fusion fault of underwater robot propeller |
| CN101833338A (en) * | 2010-05-17 | 2010-09-15 | 哈尔滨工程大学 | Autonomous underwater vehicle vertical plane under-actuated motion control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1971881A1 (en) * | 2006-01-13 | 2008-09-24 | Anthony C. L. Fox | Detection of resistivity of offshore seismic structures mainly using vertical magnetic component of earth's naturally varying electromagnetic field |
| US7371136B2 (en) * | 2006-01-20 | 2008-05-13 | Liquid Robotics Inc. | Wave power |
| CN101670886A (en) * | 2008-09-11 | 2010-03-17 | 上海海事大学 | Method and device for diagnosing information fusion fault of underwater robot propeller |
| CN101833338A (en) * | 2010-05-17 | 2010-09-15 | 哈尔滨工程大学 | Autonomous underwater vehicle vertical plane under-actuated motion control method |
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