CN103913554A - Seawater carbon dioxide generation device - Google Patents
Seawater carbon dioxide generation device Download PDFInfo
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- CN103913554A CN103913554A CN201410125773.2A CN201410125773A CN103913554A CN 103913554 A CN103913554 A CN 103913554A CN 201410125773 A CN201410125773 A CN 201410125773A CN 103913554 A CN103913554 A CN 103913554A
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- seawater
- carbon dioxide
- reactor body
- waste liquid
- control system
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Abstract
The invention relates to the technical field of ocean monitoring and in particular relates to a seawater carbon dioxide generation device capable of being used for measuring dissolved inorganic carbon in seawater and dissolved carbonate in other water samples. The seawater carbon dioxide generation device comprises a reactor body and a waste liquid discharge control system, wherein an acid adding hole, a seawater sample feeding hole, a washing water inlet and a CO2 gas outlet are formed in the top of the reactor body; a gas inlet and a waste liquid discharge hole are formed in the bottom of the reactor body; the waste liquid discharge hole is connected with the waste liquid discharge control system; the waste liquid discharge control system mainly comprises a pinch type electromagnetic valve. The seawater carbon dioxide generation device can be used for converting the dissolved inorganic carbon in the seawater into carbon dioxide and blowing out the carbon dioxide from the seawater, integrates the functions of sample feeding, acid adding, washing, waste discharging, gas blowing, gas discharging and the like, and is easy to automatically operate, simple in structure and convenient to operate.
Description
Technical field
The present invention relates to marine monitoring technology field, specifically a kind of seawater carbon dioxide generating device, both applicable to the mensuration of seawater dissolved inorganic carbon (DIC), also can be used for the mensuration of dissolved carbon hydrochlorate in other water sample.
Background technology
Whole world change relates to Global climate change and global ecological environment variation two field greatly under man's activity, and wherein carbon cycle process study is its key.The effect of ocean in whole world change is huge, and marine carbon circulation is the core of global ocean variations of flux, and the basis of research marine carbon circulation is Accurate Determining ocean parameters.In recent years, both at home and abroad on the Accurate Determining of research ocean wave parameter, carry out huge effort, but still thought four key parameter pH, Alk (total alkalinity) in marine carbon circulation, DIC, PCO to the special commission of current international IOC-SCOR
2(surface seawater CO
2dividing potential drop) still need and carry out deep exploitation to obtain the more method of Accurate Determining, and think that the ocean uncertain main cause of carbon source remittance intensity is that the inaccurate of these parametric measurements causes, so these key parameter Accurate Determining methods in ocean of setting up are still particularly global ocean variation thalassography problem in the urgent need to address of thalassography.
(DIC is sometimes referred to as total CO in seawater to dissolved inorganic carbon in seawater
2) as studying one of important parameter of marine carbon circulation, its assay method is especially paid close attention to, its assay method is also a lot, mainly contains several as follows: variable color method, gravimetric method, equilibrium pressure force method, vapor-phase chromatography, infrared absorption method, alkalimeter algorithm, thermal conductance class electrochemical sensor method and coulometric titration.In said method, except alkalimeter algorithm, all need dissolved inorganic carbon (DIC) to be converted into carbon dioxide (CO
2), then measure CO with various monitors
2amount, and be finally scaled the content of dissolved inorganic carbon.In dissimilar instrument, the device that dissolved inorganic carbon in seawater is converted into carbon dioxide also has polytype, but the said equipment is mainly in experiment indoor application, is all not too suitable for field investigation, is more not suitable for measuring in real time at the scene.At present all to preserve after sampling at the scene to the measurement of seawater DIC, after taking back laboratory, land, measure, but in Sample storage process, its temperature, pressure, biochemical environment etc. are obviously different from on-the-spot seawater, cause the measurement result of DIC may be larger with actual variance.For this reason, we have developed the equipment of dissolved inorganic carbon (DIC) in energy the real time measure seawater, and the generating means of seawater carbon dioxide is one of most critical parts of this equipment.
Summary of the invention
For the problems referred to above, the object of this invention is to provide a kind of seawater carbon dioxide generating device.This device can be converted into carbon dioxide by the dissolved inorganic carbon in seawater (DIC) in real time, thereby realizes the real-time measurement of dissolved inorganic carbon in seawater.
To achieve these goals, the present invention is by the following technical solutions:
A kind of seawater carbon dioxide generating device, comprises reactor body and discharging of waste liquid control system, and wherein the top of reactor body offers acid-adding port, seawater injection port, rinse water import and CO
2gas outlet, the bottom of described reactor body is provided with air intake opening and discard solution discharge port, and described discard solution discharge port is connected with discharging of waste liquid control system.
Described reactor body is the tubular structure of sealing, and described seawater injection port is arranged at the top center position of reactor body, described acid-adding port, rinse water import and CO
2gas outlet is along being circumferentially distributed in reactor body top.Described reactor body is mainly made up of organic glass or quartz glass.
Described discharging of waste liquid control system is mainly made up of silicone tube and pipe clamping electromagnetic valve, and described silicone tube is connected with discard solution discharge port, and described pipe clamping electromagnetic valve is arranged on silicone tube.
Advantage of the present invention and beneficial effect are:
1. the present invention can be converted into carbon dioxide (CO by dissolved inorganic carbon in seawater (DIC)
2) and bloat from seawater, this device both can be used for the mensuration of seawater dissolved inorganic carbon (DIC), also can be used for the mensuration of dissolved carbon hydrochlorate in other water sample.
2. complete function of the present invention, is integrated in one the functions such as sample introduction, acid adding, cleaning, waste discharge, air-blowing and exhaust, is easy to realize automatic operation, has reduced the working strength that DIC measures, the error of having avoided too much manual operation to bring.
3. the present invention can conveniently realize instant waste discharge and cleaning after measurement finishes, and farthest reduces the cross pollution of sample room.
4. the present invention is simple in structure, easy to operate.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the right view of Fig. 1.
In figure: 1 seawater injection port, 2 acid-adding ports, 3 rinse water imports, 4CO
2gas outlet, 5 high pure nitrogen imports, 6 discard solution discharge ports, 7 pipe clamping electromagnetic valves, 8 is reactor body.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As Figure 1-3, the present invention includes reactor body 8 and discharging of waste liquid control system, wherein the top of reactor body 8 offers four openings, and four openings are respectively acid-adding port 2, seawater injection port 1, rinse water import 3 and CO
2gas outlet 4, the bottom of described reactor body 8 is provided with two openings, and these two openings are respectively air intake opening 5 and discard solution discharge port 6, and described discard solution discharge port 6 is connected with discharging of waste liquid control system.
The tubular structure that described reactor body 8 is sealing, described seawater injection port 1 is arranged at the top center position of reactor body 8, described acid-adding port 2, rinse water import 3 and CO
2gas outlet 4 is along being circumferentially distributed in reactor body 8 top, and described reactor body 8 is mainly made up of organic glass or quartz glass.Described discharging of waste liquid control system is mainly made up of silicone tube and pipe clamping electromagnetic valve 7, and described silicone tube is connected with discard solution discharge port 6, and described silicone tube is provided with pipe clamping electromagnetic valve 7, for controlling the discharge of waste liquid.
Principle of work of the present invention is:
The present invention, in the time of normal work, needs the seawater sample of measuring to be entered in reactor body 8 by seawater injection port 1, then adds acid by acid-adding port 2, for example sulfuric acid.Acid is reacted with the dissolved inorganic carbon in seawater and is generated CO
2gas, this CO
2gas is bloated by the high pure nitrogen of introducing from gas import 5, and from CO
2derive gas outlet 4.The CO deriving
2gas finally enters CO
2detecting device, measures CO
2content.The waste liquid that the interior reaction of reactor body 8 produces is afterwards discharged through discard solution discharge port 6, and the discharge of waste liquid is controlled by pipe clamping electromagnetic valve 7.Waste liquid is discharged rear pipe clamping electromagnetic valve 7 and is closed, and introduces distilled water by rinse water import 3, and the inwall of reactor body 8 is cleaned, and the discard solution discharge port 6 that the waste liquid after cleaning is also controlled by pipe clamping electromagnetic valve 7 is discharged, the CO after cleaning
2generating means can carry out next round sample introduction.
Claims (4)
1. a seawater carbon dioxide generating device, it is characterized in that: comprise reactor body (8) and discharging of waste liquid control system, wherein the top of reactor body (8) offers acid-adding port (2), seawater injection port (1), rinse water import (3) and CO
2gas outlet (4), the bottom of described reactor body (8) is provided with air intake opening (5) and discard solution discharge port (6), and described discard solution discharge port (6) is connected with discharging of waste liquid control system.
2. by seawater carbon dioxide generating device claimed in claim 1, it is characterized in that: described reactor body (8) is the tubular structure of sealing, described seawater injection port (1) is arranged at the top center position of reactor body (8), described acid-adding port (2), rinse water import (3) and CO
2gas outlet (4) is along being circumferentially distributed in reactor body (8) top.
3. by the seawater carbon dioxide generating device described in claim 1 or 2, it is characterized in that: described reactor body (8) is mainly made up of organic glass or quartz glass.
4. by seawater carbon dioxide generating device claimed in claim 1, it is characterized in that: described discharging of waste liquid control system is mainly made up of silicone tube and pipe clamping electromagnetic valve (7), described silicone tube is connected with discard solution discharge port (6), and described pipe clamping electromagnetic valve (7) is arranged on silicone tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410125773.2A CN103913554A (en) | 2014-03-31 | 2014-03-31 | Seawater carbon dioxide generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410125773.2A CN103913554A (en) | 2014-03-31 | 2014-03-31 | Seawater carbon dioxide generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103913554A true CN103913554A (en) | 2014-07-09 |
Family
ID=51039394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410125773.2A Pending CN103913554A (en) | 2014-03-31 | 2014-03-31 | Seawater carbon dioxide generation device |
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| CN (1) | CN103913554A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195995A (en) * | 2017-12-26 | 2018-06-22 | 中国科学院海洋研究所 | The measuring device of carbonate content in a kind of marine sediment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1888895A (en) * | 2005-06-27 | 2007-01-03 | 天津师范大学 | Method and instrument for determining PH value and inorganic carbon form through measuring density of CO2 |
| CN101696965A (en) * | 2009-10-30 | 2010-04-21 | 天津师范大学 | Method for quickly measuring inorganic carbon and form thereof in aqueous solution |
| CN102042981A (en) * | 2010-11-09 | 2011-05-04 | 厦门大学 | In-situ tester of dissolved inorganic carbon |
| CN102879590A (en) * | 2012-10-15 | 2013-01-16 | 国家海洋局第二海洋研究所 | Automatic acidification reaction device for seawater sample |
-
2014
- 2014-03-31 CN CN201410125773.2A patent/CN103913554A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1888895A (en) * | 2005-06-27 | 2007-01-03 | 天津师范大学 | Method and instrument for determining PH value and inorganic carbon form through measuring density of CO2 |
| CN101696965A (en) * | 2009-10-30 | 2010-04-21 | 天津师范大学 | Method for quickly measuring inorganic carbon and form thereof in aqueous solution |
| CN102042981A (en) * | 2010-11-09 | 2011-05-04 | 厦门大学 | In-situ tester of dissolved inorganic carbon |
| CN102879590A (en) * | 2012-10-15 | 2013-01-16 | 国家海洋局第二海洋研究所 | Automatic acidification reaction device for seawater sample |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195995A (en) * | 2017-12-26 | 2018-06-22 | 中国科学院海洋研究所 | The measuring device of carbonate content in a kind of marine sediment |
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Application publication date: 20140709 |