CN108051116A - A kind of boat-carrying surface layer thermohaline measuring instrument and measuring system - Google Patents
A kind of boat-carrying surface layer thermohaline measuring instrument and measuring system Download PDFInfo
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- CN108051116A CN108051116A CN201711449233.XA CN201711449233A CN108051116A CN 108051116 A CN108051116 A CN 108051116A CN 201711449233 A CN201711449233 A CN 201711449233A CN 108051116 A CN108051116 A CN 108051116A
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- 239000002344 surface layer Substances 0.000 title claims abstract description 23
- 239000013535 sea water Substances 0.000 claims abstract description 41
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- 238000005259 measurement Methods 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000013505 freshwater Substances 0.000 claims description 18
- 230000002572 peristaltic effect Effects 0.000 claims description 15
- 239000002351 wastewater Substances 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 7
- 230000003373 anti-fouling effect Effects 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
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- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/12—Thermometers specially adapted for specific purposes combined with sampling devices for measuring temperatures of samples of materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
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Abstract
The invention discloses a kind of boat-carrying surface layer thermohaline measuring instrument, including distal temperature sensor, conductivity sensor, basal temperature sensor；The distal temperature sensor is loaded in ship water sample water inlet pipeline；The conductivity sensor and basal temperature sensor are located in the indoor watertight housings of ship cabin, watertight housings are equipped with water outlet, water inlet, pipeline and the valve of Inlet and outlet water, the distal temperature sensor, conductivity sensor, basal temperature sensor connection data transmission interface.Seawater can be extracted into the temperature and salimity measurement instrument of installation belowdecks by the present invention during navigation, realize with the real-time continuous extra large surface layer thermohaline measurement of ship's navigation, the extensive marine site thermohaline data acquisition cost in off-lying sea ocean is greatly reduced.
Description
Technical field
The invention belongs to ocean measuring instrument, the seawater surface temperature and salinity of platform carrying of walking to navigate more particularly to ship
Measuring instrument and measuring system.
Background technology
The temperature and salinity of seawater are most basic marine hydrology parameters, monitor surface seawater temperature and salinity altercation rule
Rule, particularly the extensive marine site in off-lying sea ocean seawater surface temperature and Salinity Data to research global ocean circulation, atmospheric circulation,
Ocean-atmosphere interface flux and maritime meteorology are of great significance with weather.Seawater surface temperature and Salinity Data can be used as ocean ring
The master data data of border numerical forecast and disastrous sea condition telemetry can be used for forecasting variation of ecology and environment in aquaculture
Rule and the optimal breeding environment of control biology etc., have extensive scientific research and application value.
Using ship navigation during be carried out at the same time ocean temperature, salinity and depth section measurement measuring table by
Invention is also had existed, above two using the measuring method for drifting floating body (such as buoy and floating ball) progress surface layer thermohaline measurement
The equal Shortcomings of measurement method.The former needs that professional scientific investigation ship is sent to implement observation, it is necessary to ship be made to install special hoist additional, utilized
Special hoist transfers temperature, salinity and depth section measuring instrument to underwater, completion data in drifting or walking endurance in ship
Measurement.The latter needs a large amount of launch to measure floating body, and thermohaline measuring instrument is mounted on floating body bottom, is freely floated with wave and ocean current
Pool, since off-lying sea ocean depth is very big, the fixing devices such as installation anchor chain can not be realized on floating body, therefore the measurement position of floating body
It is uncontrolled.Above two thermohaline data acquiring mode is dotted is spaced apart, it is impossible to wire continuous data stream is formed, and
The procurement cost of thermohaline data is very high.
The content of the invention
Against the above deficiency, the present invention proposes a kind of boat-carrying surface layer thermohaline measuring instrument and measuring system, can navigate by water
Seawater is extracted into the temperature and salimity measurement instrument of installation belowdecks in journey, is realized with the real-time continuous extra large surface layer of ship's navigation
Thermohaline measures, and the extensive marine site thermohaline data acquisition cost in off-lying sea ocean is greatly reduced.
The technical proposal of the invention is realized in this way：A kind of boat-carrying surface layer thermohaline measuring instrument is sensed including distal temperature
Device, conductivity sensor, basal temperature sensor；The distal temperature sensor is loaded in ship water sample water inlet pipeline；Institute
It states conductivity sensor and basal temperature sensor is located in the indoor watertight housings of ship cabin, watertight housings are equipped with Inlet and outlet water
Water outlet, water inlet, pipeline and valve, the distal temperature sensor, conductivity sensor, basal temperature sensor connection number
According to coffret.
Further, the watertight housings include four valves, and the first valve and its pipeline are connected above watertight housings
Water outlet, the second valve, the 3rd valve and the combination of respective pipeline connect the water inlet below watertight housings, and the second valve is as light
Water inlet, for the 3rd valve as seawater sample entrance, the water inlet is additionally provided with the 4th valve for that can realize that waste water excludes,
Four valve combinations use realization seawater sample introduction, conductance cell cleaning and three workflows of discharge of wastewater.
Further, the pipeline of first valve leads to the sample port of additional sensor.
Further, the antifouling for preventing biological attachment is additionally provided on the conductivity sensor, prevents that biological attachment is dirty
Contaminate conductivity sensor.
Further, the watertight housings are equipped with and suppress test interface.
The present invention also provides the measuring system for using above-mentioned boat-carrying surface layer thermohaline measuring instrument, the seawater including shipboard enters
The peristaltic pump of mouth, connection seawater inlet pipeline, the peristaltic pump are connected to the 3rd valve of watertight housings by hydraulic pressure transmitter,
The distal temperature sensor is located at seawater inlet pipeline；Fresh water import is further included, the fresh water import is connected to water by pipeline
Second valve of close housing；The distal temperature sensor, conductivity sensor, basal temperature sensor pass through data transmission interface
Connection navigation interface box, latitude and longitude information is attached in thermohaline measurement data and forms complete data flow and sends supreme position machine.
Further, the seawater inlet of the shipboard is equipped with shipboard shut-off valve, and the distal temperature sensor is located at shipboard
In the pipeline of shut-off valve and peristaltic pump.
Further, it is additionally provided with bubble removal device between the hydraulic pressure transmitter and the 3rd valve.
Further, there are two the peristaltic pump is set, 2 peristaltic pumps work alternatively；On towards the pipeline of the 3rd valve also
Equipped with redundancy water inlet pipe.
Further, additional sensor is additionally provided with, the sample port of the additional sensor connects first valve, described
The fresh water mouth of additional sensor connects the fresh water import, and the additional sensor is additionally provided with spare water outlet.
Compared with the prior art, the advantage of the invention is that：
The present invention is used for the temperature survey of entrance seawater by distal temperature sensor, can reduce hull to greatest extent
The thermal pollution that shell and pipeline are brought can measure seawater salinity by internal electrical conductivity and temperature sensor, count in real time
According to PC host computer serial ports can be output to, can also be stored in internal storage.Four valves and respective line combination can be with
Realize seawater sample introduction, conductance cell cleaning and three workflows of discharge of wastewater, being provided with for antifouling is biological attached beneficial to preventing
Pollution, improves seawater salinity measurement accuracy.Seawater can be extracted into the temperature of installation belowdecks by the present invention during navigation
In degree and salimity measurement instrument, realize with the real-time continuous extra large surface layer thermohaline measurement of ship's navigation, it is extensive that off-lying sea ocean are greatly reduced
Marine site thermohaline data acquisition cost.
Description of the drawings
Fig. 1 is the overall schematic of the present invention；
Fig. 2 is the structure diagram of the distal temperature sensor of the present invention；
Fig. 3 is structure diagram where the conductivity sensor of the present invention, basal temperature sensor.
Wherein：
1st, thermohaline measuring instrument body；2nd, the first valve；3rd, the second valve；
4th, the 3rd valve；5th, the 4th valve；6th, water outlet；
7th, fresh water mouth；8th, sample port；9th, waste water mouth；
10th, seawater inlet；11st, shipboard shut-off valve；12nd, distal temperature sensor；
13rd, No. 1 peristaltic pump；14th, No. 2 peristaltic pumps；15th, screw down nonreturn valve；
16th, shut-off valve；17th, hydraulic pressure transmitter；18th, air bubble apparatus is removed；
19th, wastewater outlet；21st, redundancy water inlet pipe；22nd, additional sensor；
23rd, fresh water entrance；24th, sample port；25th, fresh water mouth；
26th, water outlet；27th, spare water outlet；28th, underwater electrical connector；
29th, circuit board support；30th, circuit board；31st, sealing drum；
32nd, end cap；33rd, temp probe；34th, interface is suppressed；
35th, data transmission interface；36th, watertight housings；37th, protective cover；
38th, antifouling；39th, conductivity sensor；40th, basal temperature sensor.
Specific embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
Boat-carrying surface layer thermohaline measuring instrument of the present invention is mainly by distal temperature sensor 12, conductivity sensor 39, base
Plinth temperature sensor 40, protective cover 37, antifouling 38, valve, watertight housings 36, data transmission interface 35 and suppress interface 34
Deng composition, as shown in Figure 1,3.
Distal temperature sensor 12 is used for the temperature survey of entrance seawater, can reduce ship outer casing and pipe to greatest extent
The thermal pollution that road is brought.Conductivity sensor 39 and basal temperature sensor 40 inside measuring instrument can measure seawater salt in real time
Degree, data can be output to PC host computer serial ports, can also be stored in internal storage.Navigate by water interface box by cable with
Measuring instrument connects, and latitude and longitude information is attached in measurement data and forms complete data flow.Four valves and respective line group
Conjunction can realize seawater sample introduction, conductance cell cleaning and three workflows of discharge of wastewater, and being provided with for antifouling is beneficial to prevent
Biological attachment pollutes, and improves seawater salinity measurement accuracy.The layout and encapsulation of support plate and housing for said structure.
Workflow：
1) measurement prepares：First valve 2, the second valve 3 are opened (handle is horizontal), the 3rd valve 4, the 4th valve
Door 5 closes (handle is in vertical position), and from the second valve 3 into pipeline, the first valve 2 flows out fresh water, completes conductance cell
Cleaning.
2) normal measurement：First valve 2, the 3rd valve 4 are opened, and the second valve 3, the 4th valve 5 are closed, and sample seawater leads to
The 3rd valve 4 is crossed into pipeline, thermohaline is carried out and measures in real time, then flowed out from the first valve 2.
3) after measuring, the operation of step 1 is repeated, completes the cleaning of conductance cell, to ensure the precision subsequently measured.
4) cleaned or during removal sensor component, simultaneously close off the first valve 2, the second valve 3, the 3rd valve
4th, the 4th valve 5.
Operation principle：
The sample port of boat-carrying surface layer thermohaline measuring instrument is connected to surface seawater entrance 10, and water outlet 6 is connected to additional sensor 22
Sample port (if can be expelled directly out without additional sensor 22), fresh water mouth is connected to fresh water water inlet, and waste water mouth is connected to the row of ship
The mouth of a river, the fresh water mouth of additional sensor are same as above, and water outlet is connected to the discharge outlet of ship.
The cleaning of preparation stage progress conductivity sensor is measured, valve 1 and valve 2 are opened, and valve 3 and valve 4 are closed,
By valve 2 into water tank bottom, fresh water is full of inside water tank clean fresh water from the bottom up, finally by valve 1 or additional
The water outlet 24 of sensor is discharged.During normal measurement, shipboard shut-off valve 11 is opened, and surface seawater enters, distal temperature sensor
12 complete the real-time measurement of ocean temperature, and the shut-off valve 16 of No. 1 peristaltic pump 13 is opened, and seawater enters, and pump chamber reaches certain hydraulic pressure
Afterwards, shut-off valve 16 is closed, and screw down nonreturn valve 15 is opened, and seawater enters subsequent pipeline and measuring instrument, and pump chamber hydraulic pressure declines, non-return
Valve 15 is closed, and seawater is made to be stopped in pipeline and instrument, completes the measurement of parameters.After measurement, shut-off valve 16 is opened,
Similarly carry out next measurement.
In measurement process, seawater, into air bubble apparatus 18 is removed, carries out bubble elimination and seawater by hydraulic pressure transmitter 17
Filtering.Treated, and seawater enters boat-carrying surface layer thermohaline measuring instrument by sample port 8, completes the measurement of seawater thermohaline, extra large at this time
Coolant-temperature gage may be varied from through piping and the thermal pollution for removing air bubble apparatus 18, but not influence the measurement of seawater salinity
Precision.Seawater enters additional sensor 22 after through water outlet, completes the measurement of remaining parameter or is expelled directly out.In order to carry
The reliability and stability of high total system, No. 2 peristaltic pumps 14 and No. 1 alternation, are also provided with redundancy water inlet pipe 21 in addition
With spare water outlet 27.
The measurement data of distal temperature sensor 12 is transmitted through the cable to thermohaline measuring instrument.Navigate by water interface box and measuring instrument
Connection, latitude and longitude information is attached in thermohaline measurement data and forms complete data flow.
In the present invention, distal temperature sensor 12 needs the quick response under the flow velocity of 1L/s.As shown in Fig. 2, distal end
12 mechanical structure of temperature sensor is mainly visited by underwater electrical connector 28, end cap 32, sealing drum 31, circuit board support 29 and temperature
First 33 composition.Radial seal is selected between end cap 32 and sealing drum 31, is directly connected to by screw thread, material selects TC4.Circuit board
29 material of stent is POM, is fixed on by two M3 screws on end cap.Temp probe 33 is fixed by way of epoxy glue embedding
In temp probe fixed seat, the two material is 1Cr18Ni9Ti alloys.Sealing-plug is used between temp probe 33 and end cap 32
Sealing.33 fixed seat of temp probe is fixed on by nut on end cap, and is separated using isolating pad with titanium end cap, is effectively kept away
The potential corrosion between unlike material is exempted from.Temperature sensor is threadedly secured on polyformaldehyde pressing plate, temp probe 33 with not
It seals by sealing-plug between rust steel tube body connector, and is compressed by gland, ensure the reliability of sealing.Gland passes through two M6
Screw is fixed with Pipe connecting fitting.
In the present invention, according to the operation principle of peristaltic pump, boat-carrying thermohaline measurement pattern is equivalent in situ measurement, therefore its
Core component selects direct-reading CT, and specific mechanical structure is as shown in Figure 3.
The upper end cover of direct-reading CT is fixed on upper end cover by three threaded holes, and bottom end cover eliminates modular pressure, sealing
Cylinder is appropriate to be lengthened, and conductance cell is made to be located at the middle part of seal casinghousing, remaining continues to use existing design.
Support plate is made of three pieces of PVC boards, and is passed through gluing and fixed.Radial seal is selected between upper end cover and seal casinghousing,
Piston rod packing is selected with direct-reading CT sealing drums, by four threaded holes, through support plate, is connected, and leaves with fixed plate
Interface 34 is suppressed, is connected using end face seal with suppressing interface 34.Bottom end cover uses twice radial seal, passes through with seal casinghousing
Three threaded hole connections.PVC pipe and the overall plastic ball valves of PVC are selected in connecting line part, are consolidated with seal casinghousing by welded seal
It is fixed.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modifications, equivalent replacements and improvements are made should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of boat-carrying surface layer thermohaline measuring instrument, which is characterized in that including distal temperature sensor, conductivity sensor, basis
Temperature sensor；The distal temperature sensor is loaded in ship water sample water inlet pipeline；The conductivity sensor and basis
Temperature sensor is located in the indoor watertight housings of ship cabin, watertight housings be equipped with the water outlet of Inlet and outlet water, water inlet, pipeline and
Valve, the distal temperature sensor, conductivity sensor, basal temperature sensor connection data transmission interface.
2. a kind of boat-carrying surface layer thermohaline measuring instrument according to claim 1, which is characterized in that the watertight housings include four
Water outlet above a valve, the first valve and its pipeline connection watertight housings, the second valve, the 3rd valve and respective pipeline group
The water inlet below connection watertight housings is closed, for the second valve as fresh water entrance, the 3rd valve is described as seawater sample entrance
Water inlet is additionally provided with the 4th valve for that can realize that waste water excludes, and four valve combinations use realization seawater sample introduction, electricity
Lead pond cleaning and three workflows of discharge of wastewater.
A kind of 3. boat-carrying surface layer thermohaline measuring instrument according to claim 2, which is characterized in that the pipeline of first valve
Lead to the sample port of additional sensor.
4. a kind of boat-carrying surface layer thermohaline measuring instrument according to claim 1, which is characterized in that on the conductivity sensor
Being additionally provided with prevents the antifouling of biological attachment, prevents biological attachment from polluting conductivity sensor.
5. a kind of boat-carrying surface layer thermohaline measuring instrument according to claim 1, which is characterized in that the watertight housings are equipped with and beat
Press test interface.
6. the measuring system of any one of the usage right requirement 1-4 boat-carrying surface layer thermohaline measuring instrument, which is characterized in that including ship
The seawater inlet of side, the peristaltic pump for connecting seawater inlet pipeline, the peristaltic pump are connected to watertight housings by hydraulic pressure transmitter
The 3rd valve, the distal temperature sensor is located at seawater inlet pipeline；Fresh water import is further included, the fresh water import passes through
Pipeline is connected to the second valve of watertight housings；The distal temperature sensor, conductivity sensor, basal temperature sensor lead to
Data transmission interface connection navigation interface box is crossed, latitude and longitude information is attached in thermohaline measurement data and forms complete data flow
And send supreme position machine.
7. a kind of boat-carrying surface layer thermohaline measuring system according to claim 6, which is characterized in that the seawater of the shipboard enters
Mouth is equipped with shipboard shut-off valve, and the distal temperature sensor is located in the pipeline of shipboard shut-off valve and peristaltic pump.
8. a kind of boat-carrying surface layer thermohaline measuring system according to claim 6, which is characterized in that the hydraulic pressure transmitter with
Bubble removal device is additionally provided between 3rd valve.
9. a kind of boat-carrying surface layer thermohaline measuring system according to claim 6, which is characterized in that the peristaltic pump is equipped with two
A, 2 peristaltic pumps work alternatively；Redundancy water inlet pipe is additionally provided on towards the pipeline of the 3rd valve.
10. a kind of boat-carrying surface layer thermohaline measuring system according to claim 6, which is characterized in that be additionally provided with additional sensing
Device, the sample port of the additional sensor connect first valve, and the fresh water mouth of the additional sensor connects the fresh water
Import, the additional sensor are additionally provided with spare water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711449233.XA CN108051116A (en) | 2017-12-27 | 2017-12-27 | A kind of boat-carrying surface layer thermohaline measuring instrument and measuring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711449233.XA CN108051116A (en) | 2017-12-27 | 2017-12-27 | A kind of boat-carrying surface layer thermohaline measuring instrument and measuring system |
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| CN112556881A (en) * | 2020-12-28 | 2021-03-26 | 山东省科学院海洋仪器仪表研究所 | Self-floating ocean surface layer temperature observation device and observation method |
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| CN109405866B (en) * | 2018-09-19 | 2024-04-12 | 国家海洋技术中心 | Detection calibration method and device of temperature and salt depth measuring instrument based on multipoint constant-temperature water tank |
| CN112556881A (en) * | 2020-12-28 | 2021-03-26 | 山东省科学院海洋仪器仪表研究所 | Self-floating ocean surface layer temperature observation device and observation method |
| CN112556881B (en) * | 2020-12-28 | 2023-07-21 | 山东省科学院海洋仪器仪表研究所 | Self-floating ocean surface temperature observation device and observation method |
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