CN101776773A - Testing system of ship weather instrument - Google Patents
Testing system of ship weather instrument Download PDFInfo
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- CN101776773A CN101776773A CN201010113037A CN201010113037A CN101776773A CN 101776773 A CN101776773 A CN 101776773A CN 201010113037 A CN201010113037 A CN 201010113037A CN 201010113037 A CN201010113037 A CN 201010113037A CN 101776773 A CN101776773 A CN 101776773A
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Abstract
The invention discloses a testing system of a ship weather instrument, comprising a main instrument detection module, a sensor detection module and an information processing terminal, wherein the main instrument detection module is used for testing the operating state of a main instrument in the ship weather instrument; the sensor detection module is used for testing the operating state of a sensor in the ship weather instrument; and the information processing terminal is connected and communicated with the main instrument detection module and the sensor detection module. The testing system of a ship weather instrument is specially designed aiming at weather instruments commonly used on ships at present, can better finish fault testing tasks of the ship weather instrument, shortens the testing and diagnosis time of the ship weather instrument, meets the quick maintenance requirement of the ship weather instrument, has simple and convenient operation and high testing efficiency, and greatly reduces the maintenance cost of the weather instrument.
Description
Technical field
The invention belongs to the marine monitoring technology field, specifically, relate to a kind of test macro that the ruuning situation of shipboard meteorological instrument is detected.
Background technology
Shipboard meteorological instrument is one of visual plant of ship navigation system, can measure the multinomial meteorological elements such as wind speed, wind direction, temperature, humidity, air pressure in sea area, position, naval vessel, and then transmits real-time meteorologic parameter to the ship navigation system.In case the shipboard meteorological instrument fault will influence the navigational system on naval vessel, so must guarantee that shipboard meteorological instrument can be in good working order constantly.
In order to ensure that shipboard meteorological instrument can be in good state, need advanced measuring technology and portable testing apparatus that the ruuning situation of shipboard meteorological instrument is detected.But, also do not occur at present the complete test macro of a cover on the market and finish detection task, with the use and the requirements of support of satisfying the common ship operating personnel to the spot ship atmospherium.
Summary of the invention
The object of the present invention is to provide a kind of testing system of ship weather instrument that designs at the spot ship atmospherium, to realize quick, accurately detection to the shipboard meteorological instrument operation conditions.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of testing system of ship weather instrument comprises the main instrument detecting module that is used for testing the main instrument running status of shipboard meteorological instrument, is used for testing the sensor module of shipboard meteorological instrument operating condition sensor and is connected the information processing terminal of communication with the sensor module with described main instrument detecting module.
Further, in described main instrument detecting module, comprise processor and be connected, be used for imitating the various meteorological element sensors of shipboard meteorological instrument and produce the also artificial circuit of output signal with described processor.
Wherein, in described artificial circuit, comprise at least a in wind velocity signal artificial circuit, wind direction signals artificial circuit, temperature signal artificial circuit, moisture signal artificial circuit, air pressure signal artificial circuit, quantity of precipitation signal simulation circuit and the visibility signal simulation circuit.
Further again, in described temperature signal artificial circuit, moisture signal artificial circuit, air pressure signal artificial circuit and quantity of precipitation signal simulation circuit, include digital to analog converter, the digital signal of described digital to analog converter receiving processor output converts simulating signal output to; In described wind velocity signal artificial circuit and wind direction signals artificial circuit, all include shaping circuit and buffer circuit, the I/O mouth of described shaping circuit connection processing device, the pulse signal or the switching value signal of receiving processor output after carrying out wave shaping and handling, are exported by buffer circuit; Include level switch module in described air pressure signal artificial circuit and visibility signal simulation circuit, the data-signal of receiving processor output also converts serial data output to.
Main instrument in testing system of ship weather instrument of the present invention and the shipboard meteorological instrument is pegged graft and is tested for convenience, on described artificial circuit, designed polytype connector, and then by the main instrument in the connector connection shipboard meteorological instrument, the interface type of main instrument is suitable in the type of described connector and the shipboard meteorological instrument.
Further again, in described sensor module, comprise microprocessor and the modulate circuit that is used for receiving the various meteorological element sensor output signals of shipboard meteorological instrument, transfer to described microprocessor after described modulate circuit is handled to the received signal.
Wherein, in described modulate circuit, include at least a in wind velocity signal modulate circuit, wind direction signals modulate circuit, temperature signal regulation circuit, moisture signal modulate circuit, air pressure signal modulate circuit, quantity of precipitation signal conditioning circuit and the visibility signal conditioning circuit.
Further, in described temperature signal regulation circuit, moisture signal modulate circuit, air pressure signal modulate circuit and quantity of precipitation signal conditioning circuit, include analog to digital converter, the simulating signal of receiving sensor output converts digital data transmission to microprocessor; In described wind velocity signal modulate circuit and wind direction signals modulate circuit, all include shaping circuit and buffer circuit, the pulse signal or the switching value signal of sensor output transfer to shaping circuit through buffer circuit, after carrying out the wave shaping processing, transfer to microprocessor; In described air pressure signal modulate circuit and visibility signal conditioning circuit, include level switch module, described level switch module is by the serial data of RS232 or RS485 serial ports receiving sensor output, converts the signal format that microprocessor supports to and transfers to described microprocessor.
Same, sensor in testing system of ship weather instrument of the present invention and the shipboard meteorological instrument is pegged graft and is tested for convenience, on described modulate circuit, designed polytype connector, and then by the sensor in the described connector connection shipboard meteorological instrument, the interface type of sensor is suitable in the type of described connector and the shipboard meteorological instrument.
Preferably, described main instrument detecting module is connected communication with the sensor module by the CAN bus with the information processing terminal; In the described information processing terminal, include push-button unit and display screen that central processing unit is connected with described central processing unit.
Compared with prior art, advantage of the present invention and good effect are: testing system of ship weather instrument of the present invention carries out specialized designs at the meteorologic instrument that generally uses on the present boats and ships, can finish the fault test task of shipboard meteorological instrument well, shorten the testing and diagnosing time of shipboard meteorological instrument, satisfy the quick maintenance requirement of shipboard meteorological instrument, easy and simple to handle, the testing efficiency height greatly reduces the maintenance cost of atmospherium.
After reading the detailed description of embodiment of the present invention in conjunction with the accompanying drawings, other characteristics of the present invention and advantage will become clearer.
Description of drawings
Fig. 1 is the overall system Organization Chart of a kind of embodiment of testing system of ship weather instrument proposed by the invention;
Fig. 2 is that the hardware system of a kind of embodiment of the information processing terminal among Fig. 1 is set up block diagram;
Fig. 3 is that the hardware system of a kind of embodiment of main instrument test module among Fig. 1 is set up block diagram;
Fig. 4 is that the hardware system of a kind of embodiment of sensor module among Fig. 1 is set up block diagram.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.
Testing system of ship weather instrument of the present invention and takes into full account the maintenance environment on naval vessel on the basis that anatomizes spot ship atmospherium software and hardware principle and structure, determined portable, modular design method.Because shipboard meteorological instrument mainly is made up of main instrument and various meteorological element sensor two large divisions, therefore, testing system of ship weather instrument of the present invention has designed respectively pointedly and has been used for testing the main instrument detecting module of the main instrument running status of shipboard meteorological instrument and the sensor module that is used for testing the shipboard meteorological instrument operating condition sensor, and the information processing terminal that is connected communication for normal operation of coherent system and described main instrument detecting module with the sensor module.The overall system block diagram as shown in Figure 1.
The physical circuit that elaborates described testing system of ship weather instrument below by a specific embodiment makes up form and principle of work thereof.
Embodiment one, referring to shown in Figure 1, in the testing system of ship weather instrument of present embodiment, the information processing terminal is the control core of system, the interface of man-machine interaction and operation push-button etc. can be provided, with response user's operating command and the information of demonstration detection in real time, and then realization is to the quick location of shipboard meteorological instrument fault.
The testing system of ship weather instrument of present embodiment can provide three kinds of working methods: detect the running status of main instrument in the shipboard meteorological instrument, the running status that detects sensor in the shipboard meteorological instrument and the detection certainly of system's self-operating state.
Concrete principle of work to the above-mentioned three kinds of working methods of system is discussed in detail below below:
(1) the main instrument in the shipboard meteorological instrument is detected
The testing system of ship weather instrument of present embodiment can carry out step-by-step measurement to the main instrument in the shipboard meteorological instrument, whether has fault to judge main instrument and inner function module thereof.During detection, the maintenance personal can transfer to main instrument detecting module with operational order by the information processing terminal, the sensor signal of utilizing main instrument detecting modular simulation output user to set, and then act on main instrument in the shipboard meteorological instrument, whether with the main instrument of observing in the atmospherium according to the rule of setting variation has taken place, and judge with this whether main instrument exists fault.Its closure and workflow referring among Fig. 1 the top solid arrow shown in.
In specific operation process, the main instrument detecting module of present embodiment can be divided third gear emulation output sensor signal, such as low-grade, middle-grade, high-grade.The maintenance personal can according to from inside to outside or order from outside to inside sensor signal is connected in the shipboard meteorological instrument on the corresponding connector of main instrument step by step, observe the measurement data of wind speed, wind direction, temperature, humidity, air pressure, quantity of precipitation and visibility etc. on the shipboard meteorological instrument display screen simultaneously, if these measurement data are followed the variation of testing system of ship weather instrument setting value and changed, can determine that this one-level does not have fault; Otherwise, can determine that fault is just in this one-level.
Illustrate: such as the main instrument that detects shipboard meteorological instrument according to order from outside to inside step by step.At first, the connector of main instrument detecting module output sensor signal is connected on the outside connector of atmospherium master instrument, observes the measurement data of shipboard meteorological instrument, if operation is normal, then atmospherium complete machine non-fault need not to carry out next step test.If operation is undesired, then fault may appear on outside connector or the inner function module, at this moment, the connector of main instrument detecting module need be connected on the card extender of atmospherium master instrument internal, carries out second level test.If atmospherium operation is normal, then fault just externally on the connector, need not to carry out next step test again, and directly maintenance or the outside connector of changing atmospherium master instrument get final product.If operation is still undesired, then fault may appear on the master die of card extender or inner standalone feature, at this moment, the connector of main instrument detecting module need be connected on the standalone feature master die of atmospherium master instrument internal, carry out third level test, by that analogy, to realize the accurate location of fault.
Main instrument detecting module is connected with atmospherium master instrument for convenience, present embodiment preferably designs the connector type of main instrument detecting module according to the adaptive with it interface type of connector type selecting at different levels that is provided with in the atmospherium master instrument, with convenient for maintaining personnel's test job.
(2) sensor in the shipboard meteorological instrument is detected
The testing system of ship weather instrument of present embodiment can realize whether fault is made detection accurately and judgement fast to sensor device and transmission line thereof in the spot ship atmospherium by the sensor module.During detection, the maintenance personal can utilize the cable-to-cable connector that disposes on the sensor module to connect to need in the shipboard meteorological instrument sensor of testing, the signal that receiving sensor sends transfers to the information processing terminal after changing, with real-time demonstration measured value or testing result.The maintenance personal makes signal of sensor that a specific variation take place according to working specification, whether the measured value that the observed information processing terminal shows according to the sensor signal that receives the variation of expection has taken place, and then draws whether Fault Diagnosis result of sensor.Its closure and workflow referring among Fig. 1 the below solid arrow shown in.
Illustrate: such as the temperature sensor in the shipboard meteorological instrument is tested, the maintenance personal can change the output signal of temperature sensor by the environment temperature around the heating-up temperature sensor as soon as possible, if raise by information processing terminal temperature displayed measured value, think that then this temperature sensor is normal.If wind transducer is detected, then can artificially weathervane be rotated a circle, the information processing terminal judge automatically wind transducer in 0～360 ° of measurement range, whether lack to and provide testing result.
For convenience the sensor module is connected with various meteorological element sensors in the shipboard meteorological instrument, present embodiment is taken all factors into consideration the connector type of various meteorological element sensors, and on the sensor module, carried out Compatibility Design, the connector type of sensor setting is suitable in the connector type that makes on it configuration and the atmospherium, comes convenient for maintaining personnel's test job with this.
(3) detection certainly of testing system of ship weather instrument
The testing system of ship weather instrument of present embodiment can be made detection to system's self-condition, to get rid of the detection error problem that is caused owing to system's faults itself.During detection, main instrument detecting module and sensor module are connected respectively on the information processing terminal of testing system of ship weather instrument, and input interface corresponding with it on output interfaces such as the wind of main instrument detecting module, warm and humid, air pressure, quantity of precipitation, visibility and the sensor module is coupled together.By input user instruction of the operation push-button in the information processing terminal and setup parameter, and then control main instrument detecting module and export corresponding signal, the sampled data of while receiving sensor detection module, and compare with setting data, whether consistent according to both, draw whether Fault Diagnosis result of testing system of ship weather instrument itself.Dotted arrow represents that testing system of ship weather instrument carries out closure and the workflow when detecting among Fig. 1.
Below the hardware of each several part in the testing system of ship weather instrument in the present embodiment being set up structure describes in detail.
Referring to shown in Figure 2, the information processing terminal of present embodiment mainly partly is made up of central processing unit, display screen, button, interface circuit, power supply unit etc.Central processing unit wherein can select for use the AVR single-chip microcomputer of Atmel company to carry out specific design, because its inside is integrated with AD converter, plenty hardware resources such as CAN controller, therefore only need a spot of peripheral circuit of configuration just can form the central processing system that integrates control, communication function, both system scale can be reduced, reliability of system operation can be improved again.Can adopt multiple modes such as external alternating current 220V power supply or configuration charged lithium cells to design realization to the power supply of total system, present embodiment does not specifically limit this.
Consider that the naval vessel working environment is abominable relatively, add that electronics are a lot of, electromagnetic interference (EMI) is serious, and therefore, in the testing system of ship weather instrument of present embodiment, the preferred CAN bus that adopts communicates between each module.Because the CAN bus is a kind of advanced technology, reliability height, perfect in shape and function, the rational network communication control mode of cost, therefore adopt the CAN bus that main instrument detecting module and sensor module are connected on the interface circuit of the information processing terminal, realize the connection communication between the module, can guarantee the reliability of intermodule signal transmission.
Fig. 3 is the hardware circuit Organization Chart of main instrument detecting module in the testing system of ship weather instrument, mainly comprises processor and is connected with described processor, is used for imitating the various meteorological element sensors of shipboard meteorological instrument and produce the also artificial circuit of output signal.Processor wherein also can adopt the AVR single-chip microcomputer to carry out specific design.
For consideration to employed sensor kind in the present shipboard meteorological instrument, the artificial circuit of present embodiment mainly comprises wind velocity signal artificial circuit, wind direction signals artificial circuit, temperature signal artificial circuit, moisture signal artificial circuit, air pressure signal artificial circuit, quantity of precipitation signal simulation circuit and visibility signal simulation circuit, perhaps select wherein one or more to be connected as required, make up main instrument detecting module with processor.Certainly, also can carry out the expansion of difference in functionality artificial circuit on this basis as required, present embodiment is not limited in above giving an example.
For the specific design of each artificial circuit inner structure, can distinguish design pointedly according to the meteorological element signal of sensor type that will imitate.Illustrate: the signal of exporting impulse form for the sensor that is used for measuring wind in the present shipboard meteorological instrument usually; The sensor that is used to measure wind direction is generally exported the switching value signal.Therefore, when design wind speed signal simulation circuit and wind direction signals artificial circuit, can specifically adopt buffer circuit and shaping circuit to set up artificial circuit, promptly pass through wherein one road I/O mouth of the input end connection processing device of shaping circuit, the switching value signal of the pulse signal of the expression wind speed of receiving processor output or expression wind direction, after shaping circuit carries out waveform processing, transfer to buffer circuit by its output terminal and carry out isolation processing, and then the output terminal that passes through buffer circuit connects connector, when atmospherium master instrument is detected, the corresponding interface of pulse signal that output is set or switching value signal main instrument to the atmospherium is to realize the malfunction elimination step by step to main instrument.
Consider the temperature sensor in the present shipboard meteorological instrument, humidity sensor, baroceptor and quantity of precipitation sensor all are with aanalogvoltage, the signal form output signal of analog current or artifical resistance, therefore, temperature signal artificial circuit at present embodiment, the moisture signal artificial circuit, all designed digital to analog converter in air pressure signal artificial circuit and the quantity of precipitation signal simulation circuit, its input interface connection processing device, the digital signal of receiving processor output, after carrying out the digital-to-analog conversion processing, generate analog voltage signal, analog current signal or artifical resistance signal, and then transferring to the corresponding interface of main instrument in the atmospherium by connector, the signal that satisfies main instrument receives requirement.
In order to improve measuring accuracy, the digital to analog converter of present embodiment preferably adopts high-precision analog-digital chip to carry out circuit design.
For the sensor that adopts serial communication mode transmission signals such as RS232 or RS485, such as present visibility sensor or some baroceptor, when designing corresponding with it visibility signal simulation circuit and air pressure signal simulation circuit, can adopt a level switch module to carry out circuit design, level switch module is connected between the serial ports connector of the serial ports of processor or I/O mouth and main instrument detecting module, the data-signal of receiving processor output also converts RS232 to or serial data form such as RS485, export the corresponding serial ports of main instrument in the atmospherium to by the serial ports connector, to realize detection to main instrument internal fault.
Certainly, the design of above-mentioned artificial circuit is a kind of preferred specific embodiment, and present embodiment is not limited in above giving an example.
Also design has the CAN bus interface circuit that is connected with processor in the main instrument detecting module of present embodiment, by the CAN bus interface circuit in the CAN bus link information processing terminal, to realize the communication that is connected of main instrument detecting module and the information processing terminal.
Fig. 4 is the hardware circuit Organization Chart of sensor module in the testing system of ship weather instrument, comprises that mainly microprocessor and being used for receives the modulate circuit of the signal of the various meteorological element sensors outputs of shipboard meteorological instrument.Microprocessor wherein can adopt the design of AVR single-chip microcomputer to realize equally.
In the present embodiment, described modulate circuit can specifically comprise a kind of, multiple or whole in wind velocity signal modulate circuit, wind direction signals modulate circuit, temperature signal regulation circuit, moisture signal modulate circuit, air pressure signal modulate circuit, quantity of precipitation signal conditioning circuit and the visibility signal conditioning circuit, certainly, can carry out the expansion of other function modulate circuits on this basis, present embodiment does not specifically limit this yet.
With the specific design mode of each artificial circuit in the main instrument detecting module, the wind velocity signal modulate circuit of present embodiment and wind direction signals modulate circuit can adopt shaping circuit and buffer circuit to set up equally and realize.Wherein, after being used for the pulse signal of sensor output of measuring wind or wind direction or switching value signal and at first receiving and carry out isolation processing by buffer circuits such as for example optocouplers, transfer to shaping circuit and carry out the shaping processing of waveform, transfer to the I/O mouth of microprocessor then, realization is to effective identification of wind speed size or current wind direction, and with test result by the CAN bus transfer to the information processing terminal, be presented on the display screen on the information processing terminal convenient for maintaining personnel observation test result.
In like manner, the temperature signal regulation circuit of present embodiment, moisture signal modulate circuit, air pressure signal modulate circuit and quantity of precipitation signal conditioning circuit can adopt high-precision analog to digital converter to carry out concrete circuit design.Promptly utilize the simulating signal of analog to digital converter receiving sensor output, transfer to microprocessor after converting digital signal to, to realize detection to weather key element situations such as temperature, humidity, air pressure, quantity of precipitation.Resulting detected value can show by the CAN bus transfer to the information processing terminal equally.
In above-mentioned air pressure signal modulate circuit, can design level switch module simultaneously, receive requirement with the signal that satisfies some baroceptor that utilizes serial communication mode transmission signals.Same, the visibility signal conditioning circuit also can adopt level switch module to carry out circuit design, described level switch module is connected between the serial ports connector of the serial ports of microprocessor or I/O mouth and sensor module, serial data by RS232 or the output of RS485 serial ports receiving sensor, convert the signal format that microprocessor supports to and transfer to described microprocessor, realize detection and demonstration air pressure signal or visibility signal.
Certainly, the specific design mode of above-mentioned modulate circuit also is a kind of preferred embodiment, and present embodiment is not limited in above giving an example.
Among Fig. 4, microprocessor connects the CAN bus by the CAN bus interface circuit, and then by the be connected communication of CAN bus realization with the information processing terminal.
Present embodiment ensures that at shipboard meteorological instrument maintenance requirements has designed testing system of ship weather instrument, each module in the system all adopts the embedded system based on the AVR single-chip microcomputer, communicate by the CAN bus between the module, can make things convenient for system to carry out functional expansion design thus in the future.This testing system of ship weather instrument can adaptive shipboard meteorological instrument different types of connectors, can whether judge unusually shipboard meteorological instrument quickly and accurately, locate fast for the fault that occurs, thereby improved maintenance efficiency, to ensureing that shipboard meteorological instrument keeps good running status that strong technical support is provided constantly.
Certainly; the above only is a kind of preferred implementation of the present invention; should be noted that; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. testing system of ship weather instrument is characterized in that: comprise the main instrument detecting module that is used for testing the main instrument running status of shipboard meteorological instrument, be used for testing the sensor module of shipboard meteorological instrument operating condition sensor and be connected the information processing terminal of communication with the sensor module with described main instrument detecting module.
2. testing system of ship weather instrument according to claim 1 is characterized in that: comprise processor and be connected with described processor, be used for imitating the various meteorological element sensors of shipboard meteorological instrument in described main instrument detecting module and produce the also artificial circuit of output signal.
3. testing system of ship weather instrument according to claim 2 is characterized in that: described artificial circuit comprises at least a in wind velocity signal artificial circuit, wind direction signals artificial circuit, temperature signal artificial circuit, moisture signal artificial circuit, air pressure signal artificial circuit, quantity of precipitation signal simulation circuit and the visibility signal simulation circuit.
4. testing system of ship weather instrument according to claim 3, it is characterized in that: in described temperature signal artificial circuit, moisture signal artificial circuit, air pressure signal artificial circuit and quantity of precipitation signal simulation circuit, include digital to analog converter, the digital signal of described digital to analog converter receiving processor output converts simulating signal output to; In described wind velocity signal artificial circuit and wind direction signals artificial circuit, all include shaping circuit and buffer circuit, the I/O mouth of described shaping circuit connection processing device, the pulse signal or the switching value signal of receiving processor output after carrying out wave shaping and handling, are exported by buffer circuit; Include level switch module in described air pressure signal artificial circuit and visibility signal simulation circuit, the data-signal of receiving processor output also converts serial data output to.
5. testing system of ship weather instrument according to claim 3 is characterized in that: described artificial circuit is by the main instrument in the connector connection shipboard meteorological instrument, and the interface type of main instrument is suitable in the type of described connector and the shipboard meteorological instrument.
6. according to each described testing system of ship weather instrument in the claim 1 to 5, it is characterized in that: comprise that in described sensor module microprocessor and being used for receives the modulate circuit of the signal of the various meteorological element sensors outputs of shipboard meteorological instrument, transfers to described microprocessor after described modulate circuit is handled to the received signal.
7. testing system of ship weather instrument according to claim 6 is characterized in that: described modulate circuit comprises at least a in wind velocity signal modulate circuit, wind direction signals modulate circuit, temperature signal regulation circuit, moisture signal modulate circuit, air pressure signal modulate circuit, quantity of precipitation signal conditioning circuit and the visibility signal conditioning circuit.
8. testing system of ship weather instrument according to claim 7, it is characterized in that: in described temperature signal regulation circuit, moisture signal modulate circuit, air pressure signal modulate circuit and quantity of precipitation signal conditioning circuit, include analog to digital converter, the simulating signal of receiving sensor output converts digital data transmission to microprocessor; In described wind velocity signal modulate circuit and wind direction signals modulate circuit, all include shaping circuit and buffer circuit, the pulse signal or the switching value signal of sensor output transfer to shaping circuit through buffer circuit, after carrying out the wave shaping processing, transfer to microprocessor; In described air pressure signal modulate circuit and visibility signal conditioning circuit, include level switch module, described level switch module is by the serial data of RS232 or RS485 serial ports receiving sensor output, converts the signal format that microprocessor supports to and transfers to described microprocessor.
9. testing system of ship weather instrument according to claim 7 is characterized in that: described modulate circuit is by the sensor in the connector connection shipboard meteorological instrument, and the interface type of sensor is suitable in the type of described connector and the shipboard meteorological instrument.
10. testing system of ship weather instrument according to claim 1 is characterized in that: described main instrument detecting module is connected communication with the sensor module by the CAN bus with the information processing terminal; In the described information processing terminal, include push-button unit and display screen that central processing unit is connected with described central processing unit.
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| CN2010101130377A CN101776773B (en) | 2010-01-28 | 2010-01-28 | Testing system of ship weather instrument |
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| CN2010101130377A CN101776773B (en) | 2010-01-28 | 2010-01-28 | Testing system of ship weather instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898184A (en) * | 2015-05-07 | 2015-09-09 | 山东省科学院海洋仪器仪表研究所 | Ship-borne weather instrument sensor interface circuit and method for merging and identifying connected sensor |
| CN107449447A (en) * | 2017-07-31 | 2017-12-08 | 国家海洋局北海环境监测中心 | Hand-held maritime meteorological monitoring device |
| CN108646320A (en) * | 2018-05-04 | 2018-10-12 | 山东省科学院海洋仪器仪表研究所 | A kind of Portable gas image sensor signal generator |
-
2010
- 2010-01-28 CN CN2010101130377A patent/CN101776773B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898184A (en) * | 2015-05-07 | 2015-09-09 | 山东省科学院海洋仪器仪表研究所 | Ship-borne weather instrument sensor interface circuit and method for merging and identifying connected sensor |
| CN104898184B (en) * | 2015-05-07 | 2018-06-15 | 山东省科学院海洋仪器仪表研究所 | A kind of method of shipboard meteorological instrument sensor interface circuitry and mixed insertion identification access sensor |
| CN107449447A (en) * | 2017-07-31 | 2017-12-08 | 国家海洋局北海环境监测中心 | Hand-held maritime meteorological monitoring device |
| CN107449447B (en) * | 2017-07-31 | 2020-04-21 | 国家海洋局北海环境监测中心 | Hand-held marine meteorological monitoring device |
| CN108646320A (en) * | 2018-05-04 | 2018-10-12 | 山东省科学院海洋仪器仪表研究所 | A kind of Portable gas image sensor signal generator |
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