CN110308303A - Measure the acoustic receiver sensing device of cold seepage leakage bobble rise velocity - Google Patents
Measure the acoustic receiver sensing device of cold seepage leakage bobble rise velocity Download PDFInfo
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- CN110308303A CN110308303A CN201910512100.5A CN201910512100A CN110308303A CN 110308303 A CN110308303 A CN 110308303A CN 201910512100 A CN201910512100 A CN 201910512100A CN 110308303 A CN110308303 A CN 110308303A
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- Prior art keywords
- seal
- acoustic
- acoustic receiver
- sensing device
- seal receptacle
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- 238000005259 measurement Methods 0.000 claims abstract description 38
- 210000002445 nipple Anatomy 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 17
- 239000011358 absorbing material Substances 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 20
- 238000011065 in-situ storage Methods 0.000 abstract description 12
- 239000003345 natural gas Substances 0.000 abstract description 7
- 238000000691 measurement method Methods 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000004677 Nylon Substances 0.000 description 6
- 229920001778 nylon Polymers 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 230000007812 deficiency Effects 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/662—Constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The present invention relates to the technical fields of ocean floor topographic survey, more specifically, it is related to measuring the acoustic receiver sensing device of cold seepage leakage bobble rise velocity, including seal receptacle, seal nipple and sequentially signal connection acoustic receiving transducer, transaudient portion and acoustic receiver energy converter, transaudient portion is connected between acoustic receiving transducer and acoustic receiver energy converter, acoustic receiver energy converter is set in seal chamber, transaudient portion is connected to one end of seal receptacle, seal nipple is connected to the other end of seal receptacle, receives cable connection in signal receiver.The present invention receives the acoustic signals emitted from acoustic emission apparatus, transmits signals to external signal receiver, and the rate of climb for obtaining bubble can be calculated according to acoustic signals；Using contactless measurement method, overcome the shortcomings of existing cold seepage natural gas leakage in-situ flow rate on-line measurement device cannot online observation in situ for a long time, different depth of water environment can be suitable for, meet different measurement methods.
Description
Technical field
The present invention relates to the technical fields of ocean floor topographic survey, more particularly, to raising speed on measurement cold seepage leakage bubble
The acoustic receiver sensing device of degree.
Background technique
The quantity for the methane being discharged into ocean water body and atmosphere by cold seepage gas seepage every year is very frightened
People's, preliminary is estimated as greater than 10Tg (1012g) every year, and methane is strong greenhouse gases, and greenhouse effects are
20 times or more of phase homogenous quantities carbon dioxide, such huge number of methane be Global climate change a great influence because
Son.Therefore, there is important economic value and scientific meaning to the online in-situ investigation of cold seepage gas seepage rate.Mesh
Before, the research at home in relation to cold seepage natural gas leakage in-situ flow rate on-line measurement device has had developed, Chinese section
Institute's Guangzhou geochemical investigation has successfully developed two sets of cold seepage natural gas leakage in-situ flow rate on-line measurement dresses
It sets, has filled up China in the blank in the field, however this two covering device succeeded in developing is due to material, component, power consumption etc.
Limitation and device stable working performance are poor, are difficult to carry out for a long time multi-environment to cold seepage leaking substance gas discharge
Online observation in situ.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide measurement cold seepage leakage bobble rise velocities
Acoustic receiver sensing device receives two-way frequecy characteristic and the identical acoustic signals of energy, to analyze to obtain raising speed on bubble
Degree, can not only carry out long-term cold seepage natural gas leakage in-situ flow rate on-line measurement, and can be used for different water depth
The on-line measurement of cold seepage natural gas leakage in-situ flow rate under environment.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
The acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity is provided, including interior equipped with seal chamber
Seal receptacle, for connect receive cable seal nipple and sequentially signal connection acoustic receiving transducer, transaudient portion's harmony
Wave receives energy converter, and the transaudient portion is connected between acoustic receiving transducer and acoustic receiver energy converter, the acoustic receiver
Energy converter is set in seal chamber, and the transaudient portion is connected to one end of seal receptacle, and the seal nipple is connected to the another of seal receptacle
One end, the reception cable connection is in signal receiver.
The acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity of the invention, acoustic receiving transducer
The acoustic signals emitted from acoustic emission apparatus are received, and received acoustic signals are sent to acoustic receiver through transaudient portion and are changed
Signal is sent to external signal receiver by receiving cable by energy device, acoustic receiver energy converter, can be according to signal receiver
Received acoustic signals calculate the rate of climb for obtaining bubble.The present invention uses contactless measurement method, overcomes existing
Cold seepage natural gas leakage in-situ flow rate on-line measurement device cannot online observation in situ for a long time deficiency, can be suitable for not
Same depth of water environment, meets different measurement methods.
Further, the seal receptacle includes seal receptacle middle section and end cover, and the end cover, transaudient portion connect respectively
The both ends in seal receptacle middle section are connected to, the seal chamber is formed between end cover and transaudient portion.Transaudient portion, seal receptacle terminal and
The effect of end cover is to play sealing function to acoustic receiver energy converter in the measurements, prevents external sound wave interference from tying to measurement
The influence of fruit.
Further, the seal receptacle middle section, end cover and transaudient portion are fixedly connected by interconnecting piece.Interconnecting piece, which is worn, to be connect
Three is fixed together by seal receptacle middle section, end cover and transaudient portion, prevents from relatively moving between three, it is ensured that seal receptacle
Sealing performance.
Further, filled with the absorbing material for absorbing interference wave in the seal chamber.Absorbing material absorbs sound wave
Interference wave in signal, guarantees the accuracy of measurement result.
Further, the end face in the seal receptacle middle section is equipped with sealed groove, is equipped with sealing ring in the sealed groove.
The setting of sealed groove and sealing ring assigns seal chamber with leakproofness, prevents the interference of external environment sound wave to the shadow of measurement result
It rings.
Further, one end of the seal nipple is connected to the end of end cover, the other end connection of seal nipple
Nylon tube.Seal nipple of the invention is metal sealing joint, and nylon tube plays the role of reaming, and nylon tube receives electricity for connecting
Cable.
Further, the seal receptacle, seal nipple, acoustic receiving transducer, transaudient portion and acoustic receiver energy converter are equal
It is two groups, two groups of end covers are connect with fixedly connected part, and the fixedly connected part is fixed in fixing seat.Acoustic signals are
The identical acoustic signals of two-way spectrum signature, energy, two-way acoustic signals penetrate the equally distributed gas in ultrasonic measurement channel
It is received respectively by two groups of acoustic receiving transducers after bubble.
Further, one end of the interconnecting piece sequentially passes through fixedly connected part, end cover, seal receptacle middle section, transaudient
Portion is fixedly connected with fixed part.Interconnecting piece sequentially passes through fixedly connected part, end cover, seal receptacle terminal, transaudient portion for four
It tightens together, compact-sized, small in size, light weight, and the mobile shadow to sealing performance occurs between four capable of being effectively prevent
It rings.
Further, the junction of the interconnecting piece and fixedly connected part is equipped with seal washer.The setting of seal washer can
Guarantee the leakproofness of seal receptacle, enhance the stability between each component, prevents from generating fixedly connected part surface in fastener cycle
Abrasion.
Further, the fixing seat is multiple groups, wears between multiple groups fixing seat and is connected to connecting rod, the both ends of the connecting rod
Equipped with fixed block, the contact position of the fixed block and fixing seat is equipped with stop washer.Multiple groups fixing seat links together, and structure is tight
It gathers.
Compared with prior art, the beneficial effects of the present invention are:
The acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity of the invention, receives measurement sound wave letter
Number, and received acoustic signals are sent to signal receiver, using contactless measurement method, it is cold to overcome existing seabed
Spring natural gas leakage in-situ flow rate on-line measurement device cannot online observation in situ for a long time deficiency, different water can be suitable for
Deep environment meets different measurement methods；
The acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity of the invention, is filled in seal chamber
Absorbing material absorbs the interference wave in acoustic signals, guarantees the accuracy of measurement result；End face setting in seal receptacle middle section is close
Groove and sealing ring are sealed, seal chamber is assigned with leakproofness, prevents external environment sound wave from interfering the influence to measurement result；
The acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity of the invention, it is fixedly connected part, close
Sealing end lid, seal receptacle middle section, transaudient portion tighten together with fixed part, compact-sized, and occupancy is small in size, and light weight, have
Good feasibility and practicability.
Detailed description of the invention
Fig. 1 is the acoustic receiver sensing device I for measuring cold seepage leakage bobble rise velocity；
Fig. 2 is the acoustic receiver sensing device II for measuring cold seepage leakage bobble rise velocity；
Fig. 3 is the acoustic receiver sensing device III for measuring cold seepage leakage bobble rise velocity；
Fig. 4 is the acoustic receiver sensing device IV for measuring cold seepage leakage bobble rise velocity.
In attached drawing: 1- seal nipple；2- acoustic receiving transducer；The transaudient portion 3-；4- acoustic receiver energy converter；5- seal receptacle
Middle section；6- end cover；7- interconnecting piece；8- absorbing material；9- fixedly connected part；10- fixing seat；11- fixed part；12- sealing
Washer；13- connecting rod；14- fixed block；15- stop washer；16- nylon tube；17- adaptation；18- conical surface metal joint nut；
19- gasket；20- fixed pin.
Specific embodiment
The present invention is further illustrated With reference to embodiment.Wherein, attached drawing only for illustration,
What is indicated is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；Reality in order to better illustrate the present invention
Example is applied, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；It is retouched in of the invention
In stating, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore positional relationship is described in attached drawing
Term only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Embodiment
The acoustic receiver for leaking bobble rise velocity as shown in Figures 1 to 4 for measurement cold seepage of the invention senses dress
The embodiment set, including the interior seal receptacle equipped with seal chamber, for connect receive cable seal nipple 1 and sequentially signal connect
Acoustic receiving transducer 2, transaudient portion 3 and the acoustic receiver energy converter 4 connect, transaudient portion 3 are connected to acoustic receiving transducer 2 and sound
Wave receives between energy converter 4, and acoustic receiver energy converter 4 is set in seal chamber, and transaudient portion 3 is connected to one end of seal receptacle, sealing
Connector 1 is connected to the other end of seal receptacle, receives cable connection in signal receiver.The acoustic receiving transducer 2 of the present embodiment
Settable adaptation 17 so that acoustic signals along designed propagated to transaudient portion 3.Sealing in the present embodiment connects
First 1 is prevents seawater corrosion using 316L stainless steel material, but its material is only preferred, and is not intended as restriction provision.
For the present embodiment when implementing, acoustic receiving transducer 2 receives the acoustic signals emitted from acoustic emission apparatus, and
Received acoustic signals are sent to acoustic receiver energy converter 4 through transaudient portion 3, signal is passed through reception by acoustic receiver energy converter 4
Cable is sent to external signal receiver, and the upper raising speed for obtaining bubble can be calculated according to the received acoustic signals of signal receiver
Degree.
As shown in Figures 1 to 4, seal receptacle includes seal receptacle middle section 5 and end cover 6, and end cover 6, transaudient portion 3 are distinguished
The both ends in seal receptacle middle section 5 are connected to, seal chamber is formed between end cover 6 and transaudient portion 3；In the measurements to acoustic receiver
Energy converter 4 plays sealing function, prevents external sound wave from interfering the influence to measurement result.Wherein, seal receptacle middle section 5, sealed end
Lid 6 and transaudient portion 3 are fixedly connected by interconnecting piece 7, prevent from relatively moving between three, it is ensured that the sealing performance of seal receptacle.
To absorb the interference wave in acoustic signals, guarantee the accuracy of measurement result, the present embodiment is in seal chamber filled with for inhaling
Receive the absorbing material 8 of interference wave；To improve leakproofness, prevent external environment sound wave from interfering the influence to measurement result, this implementation
Example is equipped with sealed groove in the end face in seal receptacle middle section 5, and sealing ring is equipped in sealed groove；Easily to be connect with outside
Cable connection is received, one end of the seal nipple 1 of the present embodiment is connected to the end of end cover 6, and in the another of seal nipple 1
End connection can play the nylon tube 16 of reaming；And pass through conical surface metal joint nut 18 between nylon tube 16 and seal nipple 1
It is fixedly connected.
Embodiment two
When measuring bobble rise velocity, two-way spectrum signature, the identical acoustic signals of energy, two-way sound wave letter need to be used
It number penetrates in Measurement channel and to be received respectively by two groups of acoustic receiving transducers 2 after equally distributed bubble, utilize the bubble of foundation
Ascent rate and the measurement of bubble averag density and the relationship between wave amplitude and phase determine gas bubble light soil.The present embodiment
Be the same as example 1, institute the difference is that, seal receptacle, seal nipple 1, acoustic receiving transducer 2, transaudient portion 3 and sound wave
Receiving energy converter 4 is two groups, and two groups of end covers 6 are connect with fixedly connected part 9, and fixedly connected part 9 passes through fixed pin 20
It is fixed in fixing seat 10.
Wherein, one end of interconnecting piece 7 sequentially pass through fixedly connected part 9, end cover 6, seal receptacle middle section 5, transaudient portion 3 with
Fixed part 11 is fixedly connected；Interconnecting piece 7 sequentially passes through fixedly connected part 9, end cover 6, seal receptacle terminal, transaudient portion 3 for four
Person tightens together, compact-sized, small in size, light weight, and occurs between capable of effectivelying prevent four mobile to sealing performance
It influences.The interconnecting piece 7 of the present embodiment is interior hexagonal cylindrical forming head screw, and fixed part 11 is hex nut.In the present embodiment, to protect
It demonstrate,proves the sealing performance of seal receptacle, enhance the connective stability between each component, prevent in fastener cycle to 9 surface of fixedly connected part
Abrasion is generated, seal washer 12 is set in the junction of interconnecting piece 7 and fixedly connected part 9, the seal washer 12 of the present embodiment can
It is made of chamfering type plain washer and elastic washer superposition；For convenient for the acoustic receiver sensing device of the present embodiment and consolidating for fixed plate
Fixed connection, fixing seat 10 are multiple groups, wear between multiple groups fixing seat 10 and are connected to connecting rod 13, and the both ends of connecting rod 13 are equipped with fixed block
14, specifically the fixing seat 10 on same horizontal line or same vertical line is connected by connecting rod 13；And in order to increase connection
Connective stability between bar 13 and fixing seat 10 is provided with stop washer 15 in the contact position of fixed block 14 and fixing seat 10,
Gasket 19 is equipped at the place of connecing of wearing of connecting rod 13 and fixing seat 10.
Embodiment three
The present embodiment is similar with embodiment two, institute the difference is that, sequentially pass through end cover 6, seal receptacle middle section 5,
It is first connecting portion that transaudient portion 3, which is fastenedly connected, sequentially pass through fixedly connected part 9, end cover 6, seal receptacle middle section 5,
The interconnecting piece that transaudient portion 3 is fixedly connected with fixed part 11 is second connecting portion, and the two of fixedly connected part 9 are arranged in second connecting portion
End, first connecting portion are evenly distributed between two groups of second connecting portions.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. measuring the acoustic receiver sensing device of cold seepage leakage bobble rise velocity, which is characterized in that including interior equipped with close
Seal the seal receptacle of chamber, for connecting the seal nipple (1) for receiving cable and the acoustic receiving transducer that sequentially signal connects
(2), transaudient portion (3) and acoustic receiver energy converter (4), the transaudient portion (3) are connected to acoustic receiving transducer (2) and connect with sound wave
It receives between energy converter (4), the acoustic receiver energy converter (4) is set in seal chamber, and the transaudient portion (3) is connected to seal receptacle
One end, the seal nipple (1) are connected to the other end of seal receptacle, and the reception cable connection is in signal receiver.
2. the acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity according to claim 1, special
Sign is that the seal receptacle includes seal receptacle middle section (5) and end cover (6), and the end cover (6), transaudient portion (3) are respectively
The both ends of seal receptacle middle section (5) are connected to, the seal chamber is formed between end cover (6) and transaudient portion (3).
3. the acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity according to claim 2, special
Sign is that the seal receptacle middle section (5), end cover (6) and transaudient portion (3) are fixedly connected by interconnecting piece (7).
4. the acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity according to claim 2, special
Sign is, filled with the absorbing material (8) for absorbing interference wave in the seal chamber.
5. the acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity according to claim 2, special
Sign is that the end face of the seal receptacle middle section (5) is equipped with sealed groove, is equipped with sealing ring in the sealed groove.
6. the acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity according to claim 2, special
Sign is that one end of the seal nipple (1) is connected to the end of end cover (6), and the other end of seal nipple (1) connects Buddhist nun
Dragon pipe (16).
7. being sensed according to the acoustic receiver of the described in any item measurement cold seepage leakage bobble rise velocities of claim 3 to 6
Device, which is characterized in that the seal receptacle, seal nipple (1), acoustic receiving transducer (2), transaudient portion (3) and acoustic receiver
Energy converter (4) is two groups, and two groups of end covers (6) connect with fixedly connected part (9), and the fixedly connected part (9) is fixed
In on fixing seat (10).
8. the acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity according to claim 7, special
Sign is that one end of the interconnecting piece (7) sequentially passes through fixedly connected part (9), end cover (6), seal receptacle middle section (5), passes
Part (3) is fixedly connected with fixed part (11).
9. the acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity according to claim 8, special
Sign is that the junction of the interconnecting piece (7) and fixedly connected part (9) is equipped with seal washer (12).
10. the acoustic receiver sensing device of measurement cold seepage leakage bobble rise velocity according to claim 7, special
Sign is that the fixing seat (10) is multiple groups, wears and is connected to connecting rod (13) between multiple groups fixing seat (10), the connecting rod (13)
Both ends be equipped with fixed block (14), the contact position of the fixed block (14) and fixing seat (10) is equipped with stop washer (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910512100.5A CN110308303A (en) | 2019-06-13 | 2019-06-13 | Measure the acoustic receiver sensing device of cold seepage leakage bobble rise velocity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910512100.5A CN110308303A (en) | 2019-06-13 | 2019-06-13 | Measure the acoustic receiver sensing device of cold seepage leakage bobble rise velocity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110308303A true CN110308303A (en) | 2019-10-08 |
Family
ID=68075905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910512100.5A Pending CN110308303A (en) | 2019-06-13 | 2019-06-13 | Measure the acoustic receiver sensing device of cold seepage leakage bobble rise velocity |
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| CN (1) | CN110308303A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011122920A (en) * | 2009-12-10 | 2011-06-23 | Tokyo Electric Power Co Inc:The | Flow velocity distribution measurement method and flow velocity distribution measurement device |
| CN102636663A (en) * | 2012-04-28 | 2012-08-15 | 唐山现代工控技术有限公司 | Method for measuring flow rate of channel by utilizing bubbles and portable bubble flow rate instrument |
| CN103776499A (en) * | 2014-02-07 | 2014-05-07 | 中国科学院南海海洋研究所 | In-situ ultrasonic measurement system for seepage flow of seafloor cold spring natural gas |
| CN103776500A (en) * | 2014-02-07 | 2014-05-07 | 广东工业大学 | Sound wave splitter for measuring floating speed of bubbles of leaked natural gas of cold spring on seabed |
| CN104807512A (en) * | 2015-04-14 | 2015-07-29 | 广东工业大学 | Method of ultrasonically measuring seabed leaked gas flow |
| CN105222833A (en) * | 2015-10-26 | 2016-01-06 | 上海理工大学 | The measuring method of Air Bubble Size, number and movement velocity in biphase gas and liquid flow |
| CN210294312U (en) * | 2019-06-13 | 2020-04-10 | 中国科学院南海海洋研究所 | Sound wave receiving and sensing device for measuring rising speed of leakage bubbles of seabed cold spring |
-
2019
- 2019-06-13 CN CN201910512100.5A patent/CN110308303A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011122920A (en) * | 2009-12-10 | 2011-06-23 | Tokyo Electric Power Co Inc:The | Flow velocity distribution measurement method and flow velocity distribution measurement device |
| CN102636663A (en) * | 2012-04-28 | 2012-08-15 | 唐山现代工控技术有限公司 | Method for measuring flow rate of channel by utilizing bubbles and portable bubble flow rate instrument |
| CN103776499A (en) * | 2014-02-07 | 2014-05-07 | 中国科学院南海海洋研究所 | In-situ ultrasonic measurement system for seepage flow of seafloor cold spring natural gas |
| CN103776500A (en) * | 2014-02-07 | 2014-05-07 | 广东工业大学 | Sound wave splitter for measuring floating speed of bubbles of leaked natural gas of cold spring on seabed |
| CN104807512A (en) * | 2015-04-14 | 2015-07-29 | 广东工业大学 | Method of ultrasonically measuring seabed leaked gas flow |
| CN105222833A (en) * | 2015-10-26 | 2016-01-06 | 上海理工大学 | The measuring method of Air Bubble Size, number and movement velocity in biphase gas and liquid flow |
| CN210294312U (en) * | 2019-06-13 | 2020-04-10 | 中国科学院南海海洋研究所 | Sound wave receiving and sensing device for measuring rising speed of leakage bubbles of seabed cold spring |
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