CN205280072U - A electronic module system for underwater measurement - Google Patents
A electronic module system for underwater measurement Download PDFInfo
- Publication number
- CN205280072U CN205280072U CN201521129922.9U CN201521129922U CN205280072U CN 205280072 U CN205280072 U CN 205280072U CN 201521129922 U CN201521129922 U CN 201521129922U CN 205280072 U CN205280072 U CN 205280072U
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- module
- control
- management circuit
- micro controller
- electronic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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Abstract
The utility model discloses an electronic module system for underwater measurement, system include microcontroller system, control and management circuit, power module, photoelectricity communication translation unit, alternating voltage current detection unit, temperature measurement unit etc. The program memory that includes control method is in host system's chip. Host system communicates with photoelectricity communication translation unit through the serial ports, and the message routing who gathers the AD module goes out, can also receive outside control command simultaneously, controls external contact and moves, accomplishes the exchange of two -way data and instruction. The utility model has the characteristics of small, with low costs, the function is many, the control program is reliable and stable etc, can accomplish control job requirements under water to can accomplish the data transmission of various parameters under water through its interface that provides.
Description
Technical field
The utility model relates to the system and method that control subsea equipment carries out real-time observation, measurement and data gathering, a kind of electronic module system for underwater survey specifically.
Background technology
Flourish along with science and technology; river and oceanographic observations demand are also increased day by day; observation content is also from physics, chemistry, biology to subjects such as geology, and Application Areas comprises the aspects such as basic scientific research, natural resources and energy resources exploratory development utilization, disaster prevention and environment protection, navigation and military affairs. If ground being regarded as first measurement platform of geoscience, aerial remote measurement remote sensing being regarded as the 2nd measurement platform, so the observer nodes in water is then the 3rd measurement platform.
Traditional river and oceanographic observations normally rely on single sensor, and such function ratio is more single, poor real, and reception environment data that usually can only be passive, and cannot control by carrying out initiatively. At present, constantly perfect along with control techniques, the constituted mode of system is updated, it is possible to realize more comprehensively by setting up node under water, observation reliably and control. General, node is connected by watertight cable with the control end on land, can be so just the path of node and its equipment offer energy carried and information. But due to the reliability requirement height to control, the factor such as the adaptability of environment be eager to excel, the cost of a whole set of Controlling System is general higher, and volume is also bigger, so constraining its use range. From the viewpoint of improve its function and increase operability, it should choose the principal controller that cost is lower and stable; Strengthen the reliability of control circuit simultaneously, and plurality of devices and communication interface are provided; The function of sequence of control is more comprehensive on the other hand, can being met the measurement under different environment and control overflow, control thought to be given prominence to intellectuality, it is possible to judgement processes corresponding failure condition, and provide failure message, thus realize long-term underwater control and measurement automatically in real time continuously.
Practical novel content
For metering facility in prior art and method Problems existing, the utility model provide a kind of test function comparatively complete, can measure in real time, volume is less, the electronic module system and method for underwater survey of high reliability.
The technical scheme that the utility model adopts for achieving the above object is: a kind of electronic module system for underwater survey, comprising:
Temperature measurement unit, for the temperature measured in underwater sealing cabin, output signal is connected with control and management circuit;
Control and management circuit, input terminus connects temperature measurement unit, for receiving the output signal of temperature measurement unit, obtains temperature change value; Inner Control end is connected with micro controller system, for receiving the steering order for contact; The simulating signal exported is connected with micro controller system, for the state parameter of system is passed to microcontroller;
Micro controller system, is connected by serial ports with opto-electronic conversion circuit, for the data information transfer that will measure to opto-electronic conversion circuit;
Opto-electronic conversion unit, for the conversion of optical signal and electrical signal, and carries out data interaction by optical fiber and upper computer;
Power supply module, for being converted to 24V direct current and 5V direct current, it is provided that give upper module by 220V alternating-current.
Described control and management circuit is used for the sampled measurements of voltage, electric current, it is provided that controlled contact, and is integrated with insulation test circuit, and humidity measuring circuit.
Described micro controller system comprises:
AD sampling module, the simulating signal that input terminus connection control management circuit exports, output terminal connects master control module by PC104 bus;
Master control module, output terminal connects master control module by PC104 bus;
Light isolation digital output module, the Control end of output terminal connection control management circuit.
Described micro controller system also connects upper computer, carries out data interaction with upper computer.
Described master control module, based on IntelAtomN455/D525 treater, supports 667/800MHzDDR3 internal memory, comprises a third generation graphics processing core upgraded simultaneously, and supports 64 bit manipulation systems.
Described opto-electronic conversion unit adopts Rui Saite 8541A type optical fiber to RS232/422/485 transmodulator.
The utility model has the following advantages and useful effect:
1, the utility model master control module composition is simple, and reliability height is low in energy consumption, supports multiple bus extension. Support several operation systems.
2, Controlling System overall volume is less, uses, connect easy to use, reliably when being adapted at spatially there is particular requirement.
3, rich interface, can meet multiple measurement demand under water.
4, it is beneficial to and promotes the use of, the basis that program and interface slightly adjust just can realize more measurement function.
Accompanying drawing explanation
Fig. 1 is the utility model schematic circuit diagram;
Fig. 2 is the sequence of control schema that the utility model adopts.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, whole Controlling System is made up of the part such as micro controller system, control and management circuit, power supply module, photoelectric communication conversion unit, voltage of alternating current current detecting unit, temperature measurement unit. Wherein power acquisition vicor Width funtion load module, it is possible to it is whole system power supply that 220VAC is converted to 24VDC and 5VDC; Described micro controller system is connected by serial ports with opto-electronic conversion circuit; The simulating signal that described control and management circuit exports is connected with the AD sampling module of micro controller system, and control and management circuit relay control end is connected with the light isolation digital output module of micro controller system; Described temperature measurement unit coordinates hot resistance Pt100 can measure the temperature in sealed cabin, and output signal is connected with control and management circuit the corresponding interface. Adopt according to described micro controller system before and contain rich technology plate card, comprise master control module, AD sampling module, light isolation digital output module, be interconnected by PC104 bus between each several part. Master control module, based on IntelAtomN455/D525 treater, supports 667/800MHzDDR3 internal memory, comprises a third generation graphics processing core upgraded simultaneously, and supports 64 bit manipulation systems. AD sampling module provides the analog input channel of 32 16 precision and software programmable, coordinate FIFO operation, can reaching the sampling rate of 200kHz, 32 timer/counters are used for triggering A/D conversion, and 16 timer/counters are supplied to user and use. Light isolation digital output module provides 24 tunnels and exports, and is connected with other modules by PC/104 bus, and then forms a high performance acquisition and control system. It exports type is that Da Lindun OC exports, and isolation voltage is 2500V, and output frequency is 10kHz, and maximum output voltage is 40VDC, and outward current is 500mA. Described micro controller system can receive steering order by serial ports, is operated by corresponding peripheral hardware, the analog data received and other information can also be sent to master system simultaneously; Described control and management circuit can realize all multi-control and measurement functions. Control and management circuit is integrated with some voltage, current sense device, is responsible for respectively measuring inner and outside 24VDC voltage and electric current; The 24VDC power supply that Control part externally can export according to instruction break-make; Circuit has humidity detecting function, and when humidity rises or drainage occurs, system can send prompting signal; Circuit is also integrated with insulation detecting circuit, is furnished with controlled contact, it is possible to the insulativity of timesharing monitoring multichannel cable. Insulation detecting circuit can calculate the insulating resistance value of watertight cable accurately. When not having ground fault, insulating resistance value is very big, and output voltage values is maximum value, and the decline of output voltage indicates the reduction of insulating resistance value. When insulating resistance value is higher than 500K ��, resistance value compares suddenly with the relation curve of output voltage, can monitor more than 2500K ��, and monitoring range is wider; When insulating resistance value is lower than 500K ��, resistance value compares gently with the relation curve of output voltage, and the change of very little insulating resistance value can produce the change of bigger output voltage, can accurate calculation insulating resistance value.
As shown in Figure 2, sequence of control is stored in micro controller system, the automatic startup optimization of program after powering on. First master control board is carried out detection and initialize by program, then AD sampling module and light isolation digital output section is configured. Then configure and start serial ports and prepare to receive data. When receiving the instruction that upper computer sends, data are resolved by program, and are operated by corresponding port. AD sample circuit receives outside sensor signal, data information is sent to microcontroller by bus, data are packed and are sent to master system by serial ports by program, this completes the operation of a circulation, if not occurring that other situation programs will continue back and forth to perform this flow process.
This example selects this sensor of rowland to measure 220VAC voltage, electric current. Its characteristic is can convert tested single phase ac voltage, electric current isolation to standard volts DS that linearly ratio exports; There is the measuring accuracy of good freedom from jamming and 0.5%. Current sense device adopts perforation input, and standard guide rails assembling, rotatable survey head, facilitates different angles threading.
The DK2a-24V rly. of Omron selected by rly. in the circuit that control is externally powered, and maximum switchable voltage DC30V, maximum switch current can reach 10A, time of response 3ms, coil consumed power 200mW.
Opto-electronic conversion module uses Rui Saite 8541A type optical fiber to RS232/422/485 transmodulator. Light degree of lip-rounding formula is SC/FC single mode, wavelength 1310nm, optical fiber wire diameter 62.5/125 ��m, and transmission range can reach 40km, and transfer rate can reach 2Mbps.
Claims (6)
1. the electronic module system for underwater survey, it is characterised in that, comprising:
Temperature measurement unit, for the temperature measured in underwater sealing cabin, output signal is connected with control and management circuit;
Control and management circuit, input terminus connects temperature measurement unit, for receiving the output signal of temperature measurement unit, obtains temperature change value; Inner Control end is connected with micro controller system, for receiving the steering order for contact; The simulating signal exported is connected with micro controller system, for the state parameter of system is passed to microcontroller;
Micro controller system, is connected by serial ports with opto-electronic conversion circuit, for the data information transfer that will measure to opto-electronic conversion circuit;
Opto-electronic conversion unit, for the conversion of optical signal and electrical signal, and carries out data interaction by optical fiber and upper computer;
Power supply module, for being converted to 24V direct current and 5V direct current, it is provided that give upper module by 220V alternating-current.
2. a kind of electronic module system for underwater survey according to claim 1, it is characterised in that, described control and management circuit is used for the sampled measurements of voltage, electric current, it is provided that controlled contact, and is integrated with insulation test circuit, and humidity measuring circuit.
3. a kind of electronic module system for underwater survey according to claim 1, it is characterised in that, described micro controller system comprises:
AD sampling module, the simulating signal that input terminus connection control management circuit exports, output terminal connects master control module by PC104 bus;
Master control module, output terminal connects master control module by PC104 bus;
Light isolation digital output module, the Control end of output terminal connection control management circuit.
4. a kind of electronic module system for underwater survey according to claim 1 or 3, it is characterised in that, described micro controller system also connects upper computer, carries out data interaction with upper computer.
5. a kind of electronic module system for underwater survey according to claim 3, it is characterized in that, described master control module is based on IntelAtomN455/D525 treater, support 667/800MHzDDR3 internal memory, comprise a third generation graphics processing core upgraded simultaneously, and support 64 bit manipulation systems.
6. a kind of electronic module system for underwater survey according to claim 1, it is characterised in that, described opto-electronic conversion unit adopts Rui Saite 8541A type optical fiber to RS232/422/485 transmodulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521129922.9U CN205280072U (en) | 2015-12-31 | 2015-12-31 | A electronic module system for underwater measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521129922.9U CN205280072U (en) | 2015-12-31 | 2015-12-31 | A electronic module system for underwater measurement |
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| Publication Number | Publication Date |
|---|---|
| CN205280072U true CN205280072U (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521129922.9U Expired - Fee Related CN205280072U (en) | 2015-12-31 | 2015-12-31 | A electronic module system for underwater measurement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931949A (en) * | 2015-12-31 | 2017-07-07 | 中国科学院沈阳自动化研究所 | A kind of electronic module system and method for subaqueous survey |
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2015
- 2015-12-31 CN CN201521129922.9U patent/CN205280072U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931949A (en) * | 2015-12-31 | 2017-07-07 | 中国科学院沈阳自动化研究所 | A kind of electronic module system and method for subaqueous survey |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160601 Termination date: 20171231 |