CN206906120U - A kind of degasser - Google Patents
A kind of degasser Download PDFInfo
- Publication number
- CN206906120U CN206906120U CN201720923464.9U CN201720923464U CN206906120U CN 206906120 U CN206906120 U CN 206906120U CN 201720923464 U CN201720923464 U CN 201720923464U CN 206906120 U CN206906120 U CN 206906120U
- Authority
- CN
- China
- Prior art keywords
- gas
- storehouse
- water sample
- gas storage
- storage storehouse
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 149
- 238000003860 storage Methods 0.000 claims abstract description 83
- 238000000926 separation method Methods 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 7
- 230000033228 biological regulation Effects 0.000 claims description 9
- 238000007872 degassing Methods 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 5
- 238000004817 gas chromatography Methods 0.000 abstract description 6
- 238000009792 diffusion process Methods 0.000 abstract description 5
- 230000006837 decompression Effects 0.000 abstract description 4
- 230000001186 cumulative effect Effects 0.000 abstract description 3
- 230000000916 dilatatory effect Effects 0.000 abstract description 3
- 238000004321 preservation Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 176
- 150000004677 hydrates Chemical class 0.000 description 15
- 239000004215 Carbon black (E152) Substances 0.000 description 11
- 229930195733 hydrocarbon Natural products 0.000 description 11
- 150000002430 hydrocarbons Chemical class 0.000 description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000000197 pyrolysis Methods 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000001580 bacterial effect Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- NISOCYUAQBTSBZ-UHFFFAOYSA-N n-methyl-n-(2-phenylethyl)prop-2-yn-1-amine Chemical group C#CCN(C)CCC1=CC=CC=C1 NISOCYUAQBTSBZ-UHFFFAOYSA-N 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000008246 gaseous mixture Substances 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000155 isotopic effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of degasser, including water sample storehouse, for storing the water sample that the conveying of water acquisition equipment comes, and under external action to water sample in the gas that dissolves separate；Gas storage storehouse, the top surface in the water sample storehouse is arranged on, and is connected with the water sample storehouse, for storing the dissolved gas isolated in the water sample storehouse；Gas production unit, it is connected with the gas storage storehouse, to gather the dissolved gas in the gas storage storehouse using pressure difference, and as the detection sample of gas-chromatography.Degasser of the present utility model realizes the separation of dissolved gas in water sample according to gas decompression diffusion principle；The dissolved gas of separation is transferred into collecting unit in conjunction with boosting dilating principle to be preserved.Degasser of the present utility model has that cumulative volume is small, detachably, good operation, the features such as being easy to portable and safeguard, the separation and preservation of the extra large gas dissolved water in boat-carrying scene that is particularly suitable for use in.
Description
Technical field
The utility model belongs to marine technology field.More particularly, to a kind of degasser for seawater.
Background technology
Reconnoitring for sea bed gas hydrate mainly infers day by geophysical method i.e. Bottom-simulating reflector BSR
The presence of right gas hydrate is carried out.But research data shows, the presence of gas hydrates and BSR appearance are not one
One correspondence, BSR only represent the presence of methane bubble below gas hydrates, rather than gas hydrates directly show
Show.The data of Ocean Drilling Program ODP164 flight numbers also indicates that do not occur in the place that some collect gas hydrates
BSR, and the place for BSR occur is not necessarily present gas hydrates.Ox shore China is waited from hydrate geology and water within 2005
The fact that the hydrocarbon microseepage that compound exploration seismology provides, hydration Geophysical-chemical itself theory and ODP204 flight number hydrates
Practice etc. is visited in the change in geochemical analysis result and Gas Hydrate of The South China Sea the research area of drilling well sample, is inquired into and is explained
Applicability of the exploration by geochemical exploration in gas hydrates are reconnoitred is stated, it is believed that Geochemical Methods can be used as to sink from seabed
Evidence existing for gas hydrates is followed the trail of in the distribution of the trace chemistry component of product thing.Therefore geochemical techniques are being sought
Gas hydrates and researching natural gas hydrate correlated characteristic etc. are looked for play irreplaceable effect.
Hydrocarbon gas is the material base to form gas hydrates, is the exploration geochemistry of sea bed gas hydrate
One of leading indicator.Hydrocarbon gas in deposit mainly includes bacterial gas, pyrolysis gas and both gaseous mixtures.Wherein, it is micro-
Biogas is the main source of the gas of most shallow gas and gas hydrates, and pyrolysis gas is then the main of conventional gas Tibetan
Source of the gas, most gas hydrates are made up of bacterial gas, and it is partially gaseous mixture group by pyrolysis gas or both also to have
Into.No matter bacterial gas or pyrolysis gas, its main component is all the hydrocarbon gas such as methane, in the world to gas hydrates
The research of geochemical anomaly focuses primarily upon the hydrocarbon gas concentration exception and C, H of deposit, pore water and bottom seawater
Ratio of isotopics and hydrocarbon gas etc..The high concentration of hydrocarbon gas extremely can in Direct Recognition underlying deposits thing
Gas hydrates existing for energy, and CH4/C2H6Or C1/(C2+C3) ratio and CH4Middle δ13C can be used for differentiating natural gas hydration
The source of thing and the origin cause of formation；Sediment Pore Water Cl-Reduction and adjoint δ of the concentration on vertical18The rise of O and δ D compositions can be made
The important symbol that whether there is for gas hydrates.
The scene of boat-carrying investigation at sea, gas separation in water sample and for gas test analysis all the time
It is the insoluble difficult point in scene, because the facility and chemicals needed for current gas-liquid separating method are more complicated more
Sample, the required lab space that occupies is also larger, and it is longer to separate the required time, and equipment is not suitable for boat-carrying and drifts shakiness mostly
Fixed environment, common practice are all that the water sample that will be collected is sealed, and treat that ship makes a return voyage to land laboratory again
Carry out the gas-liquid separation and test analysis work of water sample.But this way is difficult to the proficiency test data for obtaining ship scene,
It is difficult to abnormality mark existing for very first time discovery hydrate, is unfavorable for hydrate resource investigation and appraisal.
Existing seawater degasser mainly includes laboratory and uses and portable use two types.Wherein, laboratory class
Type is vacuum extraction degasser, and device name is MPPE techniques, and the device is mainly used in oilfield engineering, in MPPE techniques
In, hydrocarbonaceous water flows through a tower for filling MPPE particles.This particle is concrete dynamic modulus polymer globules, wherein containing a kind of special
Different extract solution, the extract solution of this stabilization can remove hydrocarbon component from water, and the hydrocarbon component being removed has high to extract solution
Affinity.Water after purification can be reused or discharged.By using low-pressure steam extract hydrocarbon, can in-place regeneration for a long time carry
Liquid is taken, the hydrocarbon of extraction is separated after condensation by gravity from aqueous phase.
Handy type is the degasser for separating gas dissolved in water, and its system includes treatment device for water, film
Degasser, vacuum collection device and flow control device；Processing method is first to be removed with treatment device for water in ambient water
Impurity particle, then the solution gas in ambient water is deviate from film degasser, and persistently discharged the ambient water after deaerating is completed；Most
Dissolved gas caused by film degasser is delivered in gas cylinder by vacuum collection device afterwards and collected.The device is relatively adapted to ring
The extraction of border gas dissolved water.
To sum up, existing type degasser has the following disadvantages：1) it is complex for operation step, be not suitable for boat-carrying onsite application.
2) device volume is excessive, is not suitable for boat-carrying onsite application.3) professional is needed to operate.4) it is adapted to solution gas in relatively large sample
The separation (sample size >=5L) of body.
Therefore, for the problem of degasser is present in the prior art, the defects of the utility model overcomes prior art,
A kind of degasser of suitable boat-carrying onsite application is provided.The utility model filled up boat-carrying scene water sample gas-liquid separation this
One blank, it compensate in hydrate resource investigation for the deficiency of collection in worksite hydrogeochemical anomaly mark.
Utility model content
A purpose of the present utility model is to provide a kind of degasser, and the degasser device has size small, again
Measure it is small, separation it is quick, simple to operate, be easy to it is portable with safeguard the features such as,
Another purpose of the present utility model is to provide a kind of application of degasser, device foundation of the present utility model
Pressure diffusion principle, by setting water sample storehouse, gas storage storehouse, balance bunker, water supply connector, water intaking valve, waterflood path, degassing valve, pin
Head valve and vacuum-control(led) system, the gas-liquid separation of boat-carrying scene water sample is realized, gas to be measured can be provided for gas chromatograph
Body sample.
To reach above-mentioned purpose, the utility model uses following technical scheme：
A kind of degasser, including
Water sample storehouse, for storing the water sample that comes of water acquisition equipment conveying, and under external action to water sample in the gas that dissolves
Body is separated；
Gas storage storehouse, the top surface in the water sample storehouse is arranged on, and is connected with the water sample storehouse, for storing in the water sample storehouse
The dissolved gas isolated；
Gas production unit, it is connected with the gas storage storehouse, to gather the dissolved gas in the gas storage storehouse, and conduct using pressure difference
The detection sample of gas-chromatography.
Preferably, the waterflood path from the downward extreme direction extension in upper end, the note are provided with the side wall in the water sample storehouse
Water inlet is provided with above aquaporin；
The outlet of the waterflood path connects the water inlet, the water inlet positioned at the bottom in the water sample storehouse, entrance
Water sample the water sample storehouse is delivered to by the waterflood path.
Preferably, removably spinner is connected with the gas storage storehouse in the water sample storehouse.
Preferably, the gas outlet for connecting the water sample storehouse and the gas storage storehouse is provided with the upper lid in the water sample storehouse, with
And the degassing valve of the regulation gas outlet.
Preferably, the gas storage storehouse is communicated with the upper lid in the gas storage storehouse to extract the first blow vent of vacuum, is taken out
The gas storage storehouse is evacuated to negative pressure by vacuum equipment by first blow vent so that the dissolving in the water sample storehouse in water sample
Gas is delivered in the gas storage storehouse by the gas outlet.
Preferably, the gas storage storehouse on be covered with through hole, the through hole is connected with the gas storage storehouse to adjust
The balance bunker of gas storage storehouse pressure, by the gas storage storehouse after the pressurized equipment expansion that the balance bunker is connected by the through hole
Dissolved gas is extruded to gas production unit.
Preferably, it is logical with second of pressure in adjustment storehouse that the balance bunker is communicated with the upper lid in the gas storage storehouse
Gas port.
Preferably, the first breather valve for adjusting first blow vent, regulation institute are provided with the upper lid in the gas storage storehouse
State the second breather valve of the second blow vent and adjust the syringe needle valve of the gas production unit；And
Preferably, the gas storage storehouse and the water sample storehouse are cylindrical hollow body structure.
Preferably, the balance bunker is the ball of variable volume.
Preferably, lug, the entrance extension of the waterflood path are provided with close to the side of waterflood path in the water sample storehouse
To lug, and the water intaking valve for adjusting the water inlet is provided with the lug.
The degasser can be applied to the separation of the extra large gas dissolved water in boat-carrying scene.
The utility model realizes the separation of dissolved gas in water sample according to gas decompression diffusion principle；In conjunction with boosting
The dissolved gas of separation is transferred to collecting unit and preserved by dilating principle.
The beneficial effects of the utility model are as follows：
1st, degasser of the present utility model realizes the separation of dissolved gas in water sample according to gas decompression diffusion principle, whole
Without using poisonous, the dangerous chemical reagent of burn into, Environmental Safety, cost is cheap, simple to operate for individual separation process, it is possible to achieve
The quick separating of gas.
2nd, degasser of the present utility model realizes the transfer of gas and guarantor in gas storage storehouse always according to boosting dilating principle
Deposit, there is the characteristics of quick, safety, cheap simple and cost.
3rd, degasser of the present utility model has that cumulative volume is small, detachably, good operation, is easy to portable with the spy such as safeguarding
Point, the boat-carrying gas that is particularly suitable for use in transfer and preservation.
Brief description of the drawings
Specific embodiment of the present utility model is preferably described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the degasser structural representation of one embodiment of the utility model.
Fig. 2 is lid internal structure schematic diagram on the gas storage storehouse of one embodiment of the utility model.
Fig. 3 is the B-B ' sectional views of degasser shown in Fig. 1.
Water sample storehouse 1, gas storage storehouse 2, gas production unit 3, waterflood path 4, water inlet 5, gas outlet 6, the first blow vent 7, first
Breather valve 8, balance bunker 9, the second blow vent 10, the second breather valve 11, deaerate valve 12, water intaking valve 13, syringe needle installing port 14, syringe needle
Valve 15.
Embodiment
In order to illustrate more clearly of the utility model, the utility model is done preferably with reference to preferred embodiments and drawings
The explanation on ground.Similar part is indicated with identical reference in accompanying drawing.It will be appreciated by those skilled in the art that below
Specifically described content is illustrative and be not restrictive, and should not limit the scope of protection of the utility model with this.
As shown in figures 1 and 3, a kind of degasser is disclosed in an embodiment of the present utility model, it is general
Ground includes water sample storehouse 1, gas storage storehouse 2 and gas production unit 3, wherein, the water sample that the storage water acquisition equipment conveying of water sample storehouse 1 comes, and
The gas dissolved in water sample is separated under external action；Gas storage storehouse 2 is arranged on the top surface in water sample storehouse 1, and gas storage storehouse 2 and water
Sample storehouse 1 connects, for storing the dissolved gas isolated from the water sample of water sample storehouse 1；Gas production unit 3 is connected with gas storage storehouse 2, with profit
The dissolved gas in gas storage storehouse 2 is gathered with pressure difference, and as the detection sample of gas-chromatography；Gas storage storehouse 2 and water sample
Gas outlet 6 is provided between storehouse 1, and it is logical to extract the first of vacuum that gas storage storehouse is communicated with the upper lid in gas storage storehouse 2
Gas port 7.
Gas outlet 6 is opened, water sample storehouse 1 is connected with gas storage storehouse 2 by gas outlet 6, and water sample is delivered to water sample by water acquisition equipment
Storehouse 1, it is now normal pressure in water sample storehouse 1 until being full of water sample in water sample storehouse 1；Gas outlet 6 is closed, and opens the first blow vent 7,
Vaccum-pumping equipment is by the first blow vent 7 by evacuating air in gas storage storehouse 2 to negative one atmospheric pressure；The first blow vent 7 is closed, and
Gas outlet 9 is opened, because water sample storehouse 1 and gas storage storehouse 2 have pressure differential, therefore the dissolved gas in water sample passes through gas outlet 6
Diffuse to gas storage storehouse 2；Gas outlet 6 is closed, gas production unit 3 is gathered the dissolved gas in gas storage storehouse 2 to gas production list using pressure difference
Member 3, the detection sample using the dissolved gas that gas production unit 3 gathers as gas-chromatography.
In the present embodiment, the capacity in water sample storehouse 1 and gas storage storehouse 2 is 1000ml, and both are revolved using dismountable
Button connected mode carries out sealing docking by screw thread.
In the present embodiment, in order to realize that degasser preferably seals, dissolved gas is avoided to leak outside, it is preferable that water
The gas outlet in connection water sample storehouse 1 and gas storage storehouse 2 is provided with the upper lid in sample storehouse 1；It is highly preferred that in order to slowly convey solution gas
Body, avoid water sample from entering gas storage storehouse 2, gas outlet 6 is designed as trapezium structure；It is further preferred that outlet is controlled for convenience
Mouth 6, the degassing valve 12 of control gas outlet 6 is provided with the upper lid in water sample storehouse 1, valve 12 is deaerated to control water sample storehouse 1 by adjusting
With gas storage storehouse 2 connect and closing.Degassing valve 12 is connected in the upper lid in water sample storehouse 1 using vacuum-packed technology, is not only risen
Good sealing function has been arrived, and has reduced the volume of degasser, has been convenient for carrying.
In the present embodiment, it is preferable that the first blow vent 7 of control for convenience, be provided with control the on gas storage storehouse 2 in lid
First breather valve 8 of one blow vent 7, by adjusting the first breather valve 8 to control the connection of vaccum-pumping equipment and gas storage storehouse 2 and pass
Close.In being covered on the gas storage storehouse 2 that first breather valve 8 is connected to using vacuum-packed technology, good sealing is not only acted as and has made
With, and the volume of degasser is reduced, it is convenient for carrying.
In the present embodiment, gas storage storehouse 2 and water sample storehouse 1 are cylinder hollow body structure；In order to reduce water sample and dissolving
The resistance of gas, quickly realize gas-liquid separation and the collection of dissolved gas.Preferably, gas storage storehouse 2 and water sample storehouse 1 are that cylinder is empty
Heart body structure.
In the present embodiment, in order to slowly empty the air in water sample storehouse, and water sample is avoided in water sample storehouse 2 due to violent
Collision causes dissolved gas in water sample to be overflowed, and then influences the measure of dissolved gas；Preferably, set in the side wall in water sample storehouse 2
The waterflood path 3 from the downward extreme direction extension in upper end is equipped with, the top of waterflood path 3 is provided with water inlet 6；The outlet of waterflood path 3
Positioned at the bottom in water sample storehouse 1, entrance connection water inlet 6, the water sample of water inlet 6 is slowly delivered to water sample storehouse by waterflood path 3
1.So can be with the content of dissolved gas in accurate measurement water sample.
In order to facilitate the water sample of regulation water inlet 5, it is preferable that be provided with and dash forward close to the side of waterflood path 3 in water sample storehouse 2
Ear, the entrance of waterflood path 3 are extended in lug, and the water intaking valve 13 of regulation water inlet is provided with lug.So design water inlet
Valve 13 can not only save space, and can realize the sealing of water intaking valve 13 so that the measurement of dissolved gas is more in water sample
Accurately.In the present embodiment, gas production unit 3 is not limited in any way, as long as the dissolved gas in gas storage storehouse 2 can be shifted
Collecting unit 3 is can serve as to any structure that collecting unit 3 measures.
In another embodiment of the present utility model, there is provided a kind of specific collecting unit 3, including needle tubing and setting
Piston in needle tubing, the right-hand member of needle tubing are provided with syringe needle, and the syringe needle installing port for being used for installing syringe needle is provided with the top in gas storage storehouse 2
14；In order to facilitate regulation needle tubing, syringe needle valve 15 is additionally provided with lid on gas storage storehouse 2, by metering needle head valve 15 to control needle tubing
With the connection and closing in gas storage storehouse 2.
Piston in needle tubing is pushed into the end, the air in needle tubing is emptied, needle tubing is then arranged on syringe needle by syringe needle
Installing port 14, when the dissolved gas in water sample is inputted to gas storage storehouse 2 by gas outlet 6, degassing valve 12 is closed, and open syringe needle
Valve 15, by pulling the piston in needle tubing that the dissolved gas in gas storage storehouse 2 is transferred in needle tubing, dissolving that needle tubing is collected
Detection sample of the gas as gas-chromatography.
In an embodiment of the present utility model, there is provided a kind of specifically adjusting the dress of pressure in gas storage storehouse 2
Put.For example, being provided with through hole at the upper lid center in gas storage storehouse 2, through hole is connected with gas storage storehouse to adjust the pressure of gas storage storehouse 2
Balance bunker 9, the upper end of balance bunker 9 matches fixation with through hole, and the side by balance bunker 9 and gas storage storehouse 2 using resilient seal
Formula is sealed, and after balance bunker 9 is expanded by the pressurized equipment being connected with through hole, the dissolved gas in gas storage storehouse 2 is extruded to gas production
Unit 3.
In the present embodiment, for the more easily pressure in adjustment storehouse 9, it is preferable that the upper lid in gas storage storehouse 2
The second breather valve 11 is inside provided with, for adjusting opening and the closing of the second blow vent 10；In order to preferably adjust in gas storage storehouse 2
Pressure, good sealing function is so not only acted as, and reduced the volume of degasser, be convenient for carrying.
Preferably, balance bunker 9 is the ball of variable volume.
As shown in Fig. 2 in order that degasser structure is attractive in appearance, processing technology is convenient, it is cost-effective；Preferably, with balance
Storehouse 9 is axis, and the breather valve 8 of syringe needle valve 15 and first is oppositely arranged, and the second breather valve 11 and the first breather valve 8 are in 90 ° of settings.For
Degasser is simple for structure, compact, sealed reliable, is easy to repair；It is highly preferred that water intaking valve 13 of the present utility model, degassing
Valve 12, syringe needle valve 15, the first breather valve 8 and the second breather valve 11 use cone valve, and the action bars of cone valve is placed in housing
Outside, it is easy to manual unlocking and closing.
Water intaking valve 13 and degassing valve 12 are opened, the water sample in water acquisition equipment is slowly injected into water sample storehouse 1 by waterflood path 4
When, the air in water sample storehouse 1 is gradually drained, until be full of water sample in water sample storehouse 1, closes water intaking valve 13 and the valve 12 that deaerates, this
When water sample storehouse 1 in be normal pressure；The second breather valve 11 is opened, the pressure of ball is evacuated to by vacuum state by vaccum-pumping equipment
Or nearly vacuum state, the second breather valve 11 is closed, is now negative pressure in ball；The needle tubing of emptying is arranged on gas storage storehouse 2
In upper lid, the first breather valve 8 and syringe needle valve 15 are opened, recycles vaccum-pumping equipment by the evacuating air in gas storage storehouse 2 to negative one
Individual atmospheric pressure, the first breather valve 8 and syringe needle valve 15 are closed, and open degassing valve 12, because water sample storehouse 1 and gas storage storehouse 2 have pressure
Power is poor, and according to gas decompression diffusion principle, the dissolved gas in water sample will enter in the gas storage storehouse 2 of negative relative, close de-
Air valve 12, now air pressure slightly raises in gas storage storehouse 2；The second breather valve 11 and syringe needle valve 15 are opened, is expanded according to gas boost
Principle, because the gas in balance bunker 9 infinitely expands, ball is constantly expanded, therefore the gas in gas storage storehouse 2 is passed through into syringe needle
Extruding is moved to needle tubing, and then with the piston in needle tubing, is realized the gas in gas storage storehouse 2 and is transferred to preservation in needle tubing.Will
Detection sample of the dissolved gas of needle tubing collection as gas-chromatography.
Degasser of the present utility model can be applied to the separation and collection of dissolved gas in all water samples.It is applied especially to
The separation of the extra large gas dissolved water in boat-carrying scene.
Specifically, the water acquisition equipment in above-mentioned embodiment only need to be changed to boat-carrying CTD airtight water equipment, you can realize
The separation and collection of dissolved gas in seawater.
Degasser cumulative volume of the present utility model is small, detachably, is easy to carry about with one and safeguards, and simple to operate, price
It is cheap, it can quickly realize the separation and transfer of dissolved gas in boat-carrying water sample.
What the word " on ", " under " in description orientation, "left", "right" etc. were for explanation used by herein facilitates base
For orientation in accompanying drawing shown in drawing, in actual device these orientation may due to device disposing way and
It is different.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model, for those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms, all embodiments can not be exhaustive here,
It is every to belong to obvious changes or variations that the technical solution of the utility model is extended out still in of the present utility model
The row of protection domain.
Claims (11)
- A kind of 1. degasser, it is characterised in that includingWater sample storehouse, for storing the water sample that comes of water acquisition equipment conveying, and under external action to water sample in the gas that dissolves enter Row separation；Gas storage storehouse, the top surface in the water sample storehouse is arranged on, and is connected with the water sample storehouse, separated for storing in the water sample storehouse The dissolved gas gone out；Gas production unit, it is connected with the gas storage storehouse, to gather the dissolved gas in the gas storage storehouse using pressure difference, and is used as gas phase The detection sample of chromatogram.
- 2. degasser according to claim 1, it is characterised in that be provided with the side wall in the water sample storehouse from upper end to The waterflood path of lower extreme direction extension, the waterflood path top are provided with water inlet；The outlet of the waterflood path connects the water inlet, the water of the water inlet positioned at the bottom in the water sample storehouse, entrance Sample is delivered to the water sample storehouse by the waterflood path.
- 3. degasser according to claim 1, it is characterised in that removably revolved with the gas storage storehouse in the water sample storehouse Button connection.
- 4. degasser according to claim 1, it is characterised in that be provided with the upper lid in the water sample storehouse described in connection Water sample storehouse and the gas outlet in the gas storage storehouse, and the degassing valve of the regulation gas outlet.
- 5. degasser according to claim 4, it is characterised in that be communicated with the storage on the upper lid in the gas storage storehouse To extract the first blow vent of vacuum, the gas storage storehouse is evacuated to negative gas storehouse by vaccum-pumping equipment by first blow vent Pressure so that the dissolved gas in the water sample storehouse in water sample is delivered in the gas storage storehouse by the gas outlet.
- 6. degasser according to claim 1, it is characterised in that through hole is covered with the gas storage storehouse, it is described logical Hole is connected with the gas storage storehouse to adjust the balance bunker of gas storage storehouse pressure, and the balance bunker with the through hole by being connected Pressurized equipment expansion after the dissolved gas in the gas storage storehouse is extruded to gas production unit.
- 7. degasser according to claim 5, it is characterised in that be communicated with the upper lid in the gas storage storehouse described flat Heng Cang is with the second blow vent of pressure in adjustment storehouse.
- 8. degasser according to claim 7, it is characterised in that be provided with the upper lid in the gas storage storehouse described in regulation The syringe needle of first breather valve of the first blow vent, the second breather valve of regulation second blow vent and the regulation gas production unit Valve.
- 9. degasser according to claim 5, it is characterised in that the gas storage storehouse and the water sample storehouse are column sky Heart body structure.
- 10. the degasser according to claim 6 or 7, it is characterised in that the balance bunker is the rubber of variable volume Ball.
- 11. degasser according to claim 2, it is characterised in that in the water sample storehouse close to the side of waterflood path Provided with lug, the entrance of the waterflood path is extended in lug, and the water inlet for adjusting the water inlet is provided with the lug Valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720923464.9U CN206906120U (en) | 2017-07-27 | 2017-07-27 | A kind of degasser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720923464.9U CN206906120U (en) | 2017-07-27 | 2017-07-27 | A kind of degasser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206906120U true CN206906120U (en) | 2018-01-19 |
Family
ID=61312205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720923464.9U Withdrawn - After Issue CN206906120U (en) | 2017-07-27 | 2017-07-27 | A kind of degasser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206906120U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328633A (en) * | 2017-07-27 | 2017-11-07 | 防灾科技学院 | A kind of degasser and its application |
| CN112362613A (en) * | 2020-10-22 | 2021-02-12 | 中国科学院南海海洋研究所 | Low-power-consumption small-volume long-term-duty deep-sea trace gas in-situ measuring instrument |
-
2017
- 2017-07-27 CN CN201720923464.9U patent/CN206906120U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328633A (en) * | 2017-07-27 | 2017-11-07 | 防灾科技学院 | A kind of degasser and its application |
| CN107328633B (en) * | 2017-07-27 | 2024-04-02 | 防灾科技学院 | Degassing device and application thereof |
| CN112362613A (en) * | 2020-10-22 | 2021-02-12 | 中国科学院南海海洋研究所 | Low-power-consumption small-volume long-term-duty deep-sea trace gas in-situ measuring instrument |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021227384A1 (en) | Supergravity hydrate research test system and method | |
| CN105277660B (en) | The device and method in decomposition of hydrate region under the different drilling method of monitoring | |
| WO2017080353A1 (en) | Device for testing characteristics of sand production during mining of natural gas hydrate | |
| US10301894B2 (en) | Experimental device and method used for polyphase separation of natural gas hydrate drilling fluid | |
| CN102305729B (en) | Negative pressure extraction type in-situ airtight water sampling technology | |
| CN108049847A (en) | A kind of twin packer layering water plug and method | |
| CN104715674B (en) | Seabed hydrocarbon leakage simulation experiment device and experiment method thereof | |
| CN105004849B (en) | A kind of method of gas hydrate solid state fluidizing exploitation digging indoor experimental apparatus | |
| CN106677772B (en) | A kind of simulation experiment method for coal bed gas well mining | |
| CN109406241B (en) | Constant value trace water-soluble gas standard experiment solution manufacturing system | |
| CN207647494U (en) | A kind of twin packer layering water plug | |
| CN107930537A (en) | A kind of simulated sea bottom methane leakage causes the reaction unit and method of early diagenesis | |
| CN108871876B (en) | Gas production column for monitoring carbon dioxide flux of soil in gas-filled zone of gas injection oil displacement well site | |
| CN206906120U (en) | A kind of degasser | |
| CN102706768A (en) | Gas desorption instrument | |
| CN108979632A (en) | Simple gas sample collecting device for air and method in a kind of exploratory hole on the stratum containing shallow gas | |
| CN113218843A (en) | Multifunctional triaxial experiment system and method for acoustoelectric osmosis and the like | |
| CN103440813A (en) | Simulated deep sea comprehensive experiment table provided with bubble generator and use method thereof | |
| CN110630229A (en) | Device and method for evaluating hydrate exploitation output based on ultrasonic waves and sand prevention screen | |
| CN107165609A (en) | One kind visualization coal bed gas loss analogue means and its application method | |
| CN106290037A (en) | A kind of Multi-function sand prevention screen cloth erosive wear resistance evaluating apparatus | |
| CN202793863U (en) | Rock analysis gas high vacuum degassing and gas collecting device | |
| CN115452505B (en) | Simulation observation device and method for hydrate reaction process under seabed stress condition | |
| CN100487755C (en) | Coalbed methane reservoir forming simulation device | |
| CN107328633A (en) | A kind of degasser and its application |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180119 Effective date of abandoning: 20240402 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180119 Effective date of abandoning: 20240402 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |