CN1828283A - Chemical sensor in-situ detection system for deep ocean - Google Patents
Chemical sensor in-situ detection system for deep ocean Download PDFInfo
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- CN1828283A CN1828283A CN 200610050252 CN200610050252A CN1828283A CN 1828283 A CN1828283 A CN 1828283A CN 200610050252 CN200610050252 CN 200610050252 CN 200610050252 A CN200610050252 A CN 200610050252A CN 1828283 A CN1828283 A CN 1828283A
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Abstract
The invention contains the first and the second oil bursas, a standard liquid bursa, a depose liquid bursa, and a circuit and electromagnetism induction communication circuit. Wherein, it can take several chemical sensor according to measuring request, and completes the data collection, data record, and data export. With this technology, the data is real time, and can be stored in data memorizer. This system can work in deep water at fixed point for a long time.
Description
Technical field
The present invention relates to chemical sensor in-situ detection system for deep ocean, belong to deep-sea detecting dynamoelectric equipment field.
Background technology
The variation of the method observation seawater component of sampling analysis is mostly used in traditional hydrospace detection.But adopt the sampling analysis method need expend lot of manpower and material resources on the one hand in the deep-sea, analyze data simultaneously and do not have real-time, research ship has left the operation marine site when obtaining data usually, can't do further checking to valuable information.Owing to the change of sample collecting, storage process environment of living in, its composition has variation in varying degrees unavoidably in addition.Change the ease that causes dissolved gas as temperature, pressure and lose, dissolved oxygen content changes changes the valence variation element valence state, and the dissolving-sedimentation equilibrium of transition metal moves with the pH variation.In the sampling process of deep sea water, these variations can not be ignored.Therefore the in-situ investigation technology is a modern deep-sea development of scientific research direction.The problem that deep-sea chemical sensor in-situ Detection Techniques need overcome mainly contains the low-power consumption of equipment, necessity maintenance of chemical electrode etc.
Summary of the invention
The purpose of this invention is to provide a kind of low in energy consumption, portability number of chemical sensor, have certainly the chemical sensor in-situ detection system for deep ocean of safeguarding flushing and calibrating function, fixing a point to work in deep-marine-environment for a long time.
Chemical sensor in-situ detection system for deep ocean comprises the first withstand voltage oil sac, the second withstand voltage oil sac, titer capsule, waste liquid capsule, circuit chamber and induction communication coil; Be provided with first solenoid valve, second solenoid valve and electrode cavity in the first withstand voltage oil sac, electrode is installed in the electrode cavity; Be provided with the 3rd solenoid valve, the 4th solenoid valve, the 5th solenoid valve and pump in the second withstand voltage oil sac; The circuit chamber is built-in with circuit board and battery; The inlet of first solenoid valve is connected with the seawater water inlet pipe; The inlet of electrode cavity links to each other with the outlet of first solenoid valve, the outlet of the 3rd solenoid valve and the outlet of the 4th solenoid valve respectively; The outlet of electrode cavity is connected with the inlet of second solenoid valve and the inlet of pump respectively; The outlet of second solenoid valve communicates with seawater; The inlet of the 3rd solenoid valve communicates with seawater; The inlet of the 4th solenoid valve links to each other with the titer capsule; The 5th solenoid valve is a two-position three-way valve, and its inlet is connected with delivery side of pump, and its outlet communicates with seawater, and the another one outlet links to each other with the waste liquid capsule; Driving circuit on the circuit board is electrically connected with first solenoid valve, second solenoid valve, the 3rd solenoid valve, the 4th solenoid valve, the 5th solenoid valve, electrode and pump respectively, and the single chip machine controlling circuit on the circuit board links to each other with induction communication coil.
The full insulating oil of storage respectively in the first withstand voltage oil sac of system and the second withstand voltage oil sac, with keep the first withstand voltage oil sac, the second withstand voltage oil sac internal pressure is identical with ambient water pressure, titer capsule and waste liquid capsule are made by elastic rubber material respectively, identical to keep the titer intraluminal pressure with ambient water pressure, the waste liquid intraluminal pressure is identical with ambient water pressure, can realize that like this all solenoid valves, pump and electrode cavity and connecting line are in interior external pressure environment about equally.
In the said system, first solenoid valve and second solenoid valve in the first withstand voltage oil sac are normally open valves, and wherein, first solenoid valve is the admission valve of seawater to be measured to electrode cavity, and second solenoid valve is the bleed valve of seawater to be measured in the electrode cavity; Electrode cavity is a working cavity, and electrode is according to the integration probe of the chemical sensor combination of surveying the needs outfit with temperature sensor.For example: the integration probe that can be made up of two electrochemical sensors surveying sulphion, pH value and thermistor is used to survey sulphion content, pH value and temperature.
The 3rd solenoid valve and the 4th solenoid valve in the second withstand voltage oil sac are normally close valves, and wherein, the 3rd solenoid valve is the admission valve of the used seawater in cleaning electrode chamber; The 4th solenoid valve is the admission valve of titer, and the 5th solenoid valve in the second withstand voltage oil sac is the discharging of waste liquid valve, and it is a two-position three-way valve, and seawater and waste liquid capsule are led in two outlet respectively, and virgin state is for leading to the seawater side during outage of the 5th solenoid valve; Pump is the supercharge pump that the titer in seawater to be measured, cleaning seawater or the titer capsule is extracted into electrode cavity.The required titer of titer capsule storage system maintenance electrode, the waste liquid that discharges during waste liquid capsule storage system maintenance electrode.Place circuit board in the circuit chamber to comprise driving circuit three parts of all solenoid valves of data acquisition circuit, single chip machine controlling circuit and driving and the pump of sensor entrained on the electrode.Induction communication coil is system and the extraneous induction communication device that carries out contactless communication.The data storage that system surveys is in the storage card of single chip machine controlling circuit, data in the storage card can be read with special-purpose card reader system being got disembarkation back, also can be when working in the seabed by with latent device on induction communication device carry out the order acceptance or the data read of low speed.
Chemical sensor in-situ detection system for deep ocean of the present invention has 4 duties: sampling, standby, flushing and demarcation.
Each valve is in original state during sampling.Open pump with seawater to be measured from water inlet pipe through the first solenoid valve suction electrode cavity, drain in the seawater through second solenoid valve and the 5th solenoid valve again.
Pump is shut down during standby, and each valve is in original state.This moment, system power dissipation was extremely low, utilized the gravity flow of seawater, the chemistry amount and the temperature of the seawater to be measured in the electrode detection electrode cavity, and will survey the gained data and preserve.
Open pump during flushing, close first solenoid valve, second solenoid valve, open the 3rd solenoid valve, the 4th solenoid valve is in closed condition, and the 5th solenoid valve is in off-position, the conducting of seawater side.Cleaner seawater, carries out from safeguarding flushing electrode in pump suction electrode cavity by the 3rd solenoid valve at a distance, and washing fluid is disposed in the seawater through the 5th solenoid valve.
Timing signal is opened pump, closes first solenoid valve, second solenoid valve and the 3rd solenoid valve, opens the 4th solenoid valve, and the 5th solenoid valve is in "on" position, the conducting of waste liquid capsule side.Titer, carries out demarcating from safeguarding to electrode by the 4th solenoid valve in pump suction electrode cavity, and waste liquid is disposed in the waste liquid capsule through the 5th solenoid valve.
After system puts into briny environment to be measured, at first enter sample states, upgrade the seawater to be measured in the electrode cavity.Sampling finishes, and system enters holding state, to reduce the power consumption of system, the interior seawater of electrode cavity this moment relies on the gravity flow of seawater to upgrade, mobile slower because of the influence of pipe resistance, need the repeated sampling state behind the certain interval of time, upgrade the seawater to be measured in the electrode cavity once more.After " sampling → standby → sampling → standby ... " repeatedly circulates, chemical sensor in the electrode begins to lose efficacy gradually since time is limited, this moment, system entered the flushing state, with clean seawater flushing chemical sensor, enter the demarcation state after flushing a period of time, titer flushing chemical sensor with being stored in the titer capsule reaches the effect of demarcating electrode.The circulation that repeats " sampling → standby → sampling → standby ... " again after demarcation is finished is up to demarcation next time.
Beneficial effect of the present invention is:
Chemical sensor in-situ detection system for deep ocean low in energy consumption, according to measuring needs portability number of chemical sensor; except having data acquisition; data recording; outside the functions such as data derivation; and have from safeguarding flushing and safeguarding calibrating function, employing in-situ investigation technology certainly; detection data has real-time, and surveys the mass data obtain and can be stored in and carry on the data-carrier store, can fix a point to work in deep-marine-environment for a long time.
Description of drawings
Fig. 1 is that chemical sensor in-situ detection system for deep ocean of the present invention constitutes synoptic diagram;
Fig. 2 is a duty process flow diagram of the present invention.
Embodiment
Further specify the present invention below in conjunction with accompanying drawing.
With reference to Fig. 1, chemical sensor in-situ detection system for deep ocean comprises first withstand voltage oil sac 1, the second withstand voltage oil sac 2, titer capsule 3, waste liquid capsule 4, circuit chamber 5 and induction communication coil 6; Be provided with first solenoid valve 8, second solenoid valve 11 and electrode cavity 9 in the first withstand voltage oil sac 1, electrode 10 is installed in the electrode cavity 9; Be provided with the 3rd solenoid valve 12, the 4th solenoid valve 13, the 5th solenoid valve 15 and pump 14 in the second withstand voltage oil sac 2; Circuit chamber 5 is built-in with circuit board 16 and battery 17; The inlet of first solenoid valve 8 is connected with seawater water inlet pipe 7; The inlet of electrode cavity 9 links to each other with the outlet of first solenoid valve 8, the outlet of the 3rd solenoid valve 12 and the outlet of the 4th solenoid valve 13 respectively; The outlet of electrode cavity 9 is connected with the inlet of second solenoid valve 11 and the inlet of pump 14 respectively; The outlet of second solenoid valve 11 communicates with seawater; The inlet of the 3rd solenoid valve 12 communicates with seawater; The inlet of the 4th solenoid valve 13 links to each other with titer capsule 3; The 5th solenoid valve 15 is two-position three-way valves, and its inlet is connected with the outlet of pump 14, and its outlet communicates with seawater, and the another one outlet links to each other with waste liquid capsule 4; Circuit board 16 is electrically connected with first solenoid valve 8, second solenoid valve 11, the 3rd solenoid valve 12, the 4th solenoid valve 13, the 5th solenoid valve 15, electrode 10 and pump 14 respectively, induction communication coil is to be made of two pickup coil a, b, coil a links to each other with circuit board 16, and coil b connects latent device.
The first above-mentioned withstand voltage oil sac 1 and the second withstand voltage oil sac 2 are store full insulating oil respectively, and insulating oil can adopt insulation silicone oil usually.Titer capsule 3 and waste liquid capsule 4 are made by elastic caoutchouc respectively.
There are 4 duties in system: sampling, standby, flushing and demarcation.Its duty flow process is referring to Fig. 2:
Each valve is in original state during sampling.Open pump 14 with seawater to be measured from water inlet pipe 7 through first solenoid valve, 8 suction electrode cavity 9, drain in the seawater through second solenoid valve 11 and the 5th solenoid valve 15 again.With the seawater in the seawater renewal electrode cavity to be measured.
Timing signal is opened pump 14, closes first solenoid valve 8, second solenoid valve 11 and the 3rd solenoid valve 12, opens the 4th solenoid valve 13, the five solenoid valves 15 and is in "on" position, the conducting of waste liquid capsule side.The titer that is stored in the titer capsule passes through the 4th solenoid valve 13, in pump 14 suction electrode cavity 9, electrode 10 is demarcated, and waste liquid is disposed in the waste liquid capsule 4 through the 5th solenoid valve 15.
After system puts into briny environment to be measured, at first enter sample states, upgrade the seawater to be measured in the electrode cavity 9.Approximately after the sample states of a few minutes, system enters holding state, to reduce the power consumption of system, this moment, electrode cavity 9 interior seawater relied on the gravity flow of seawater to upgrade, because of the influence of pipe resistance is flowed slower, need the repeated sampling state behind the certain interval of time, upgrade the seawater to be measured in the electrode cavity once more.After " sampling → standby → sampling → standby ... " repeatedly circulates, chemical sensor in the electrode begins to lose efficacy gradually since time is limited, this moment, system entered the flushing state, with clean seawater flushing chemical sensor, enter the demarcation state after flushing a period of time, titer flushing chemical sensor with being stored in the titer capsule reaches the effect of demarcating electrode.The circulation that repeats " sampling → standby → sampling → standby ... " again after demarcation is finished is up to demarcation next time.
Claims (5)
1. chemical sensor in-situ detection system for deep ocean is characterized in that comprising the first withstand voltage oil sac (1), the second withstand voltage oil sac (2), titer capsule (3), waste liquid capsule (4), circuit chamber (5) and induction communication coil (6); Be provided with first solenoid valve (8), second solenoid valve (11) and electrode cavity (9) in the first withstand voltage oil sac (1), electrode (10) is installed in the electrode cavity (9); Be provided with the 3rd solenoid valve (12), the 4th solenoid valve (13), the 5th solenoid valve (15) and pump (14) in the second withstand voltage oil sac (2); Circuit chamber (5) is built-in with circuit board (16) and battery (17); The inlet of first solenoid valve (8) is connected with seawater water inlet pipe (7); The inlet of electrode cavity (9) links to each other with the outlet of first solenoid valve (8), the outlet of the 3rd solenoid valve (12) and the outlet of the 4th solenoid valve (13) respectively; The outlet of electrode cavity (9) is connected with the inlet of second solenoid valve (11) and the inlet of pump (14) respectively; The outlet of second solenoid valve (11) communicates with seawater; The inlet of the 3rd solenoid valve (12) communicates with seawater; The inlet of the 4th solenoid valve (13) links to each other with titer capsule (3); The 5th solenoid valve (15) is a two-position three-way valve, and its inlet is connected with the outlet of pump (14), and its outlet communicates with seawater, and the another one outlet links to each other with waste liquid capsule (4); Driving circuit on the circuit board (16) is electrically connected with first solenoid valve (8), second solenoid valve (11), the 3rd solenoid valve (12), the 4th solenoid valve (13), the 5th solenoid valve (15), electrode (10) and pump (14) respectively, and the single chip machine controlling circuit on the circuit board (16) links to each other with induction communication coil (6).
2. chemical sensor in-situ detection system for deep ocean according to claim 1 is characterized in that the full insulating oil of storage in the first withstand voltage oil sac (1).
3. chemical sensor in-situ detection system for deep ocean according to claim 1 is characterized in that the full insulating oil of storage in the second withstand voltage oil sac (2).
4. chemical sensor in-situ detection system for deep ocean according to claim 1 is characterized in that titer capsule (3) is made by elastic caoutchouc.
5. chemical sensor in-situ detection system for deep ocean according to claim 1 is characterized in that waste liquid capsule (4) is made by elastic caoutchouc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100502520A CN100401051C (en) | 2006-04-07 | 2006-04-07 | Chemical sensor in-situ detection system for deep ocean |
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| CNB2006100502520A CN100401051C (en) | 2006-04-07 | 2006-04-07 | Chemical sensor in-situ detection system for deep ocean |
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| CN1828283A true CN1828283A (en) | 2006-09-06 |
| CN100401051C CN100401051C (en) | 2008-07-09 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590540A (en) * | 2012-02-15 | 2012-07-18 | 浙江大学 | In-situ detection system for concentration of deep sea micro-ions |
| CN103245765A (en) * | 2013-04-24 | 2013-08-14 | 北京南风科创应用技术有限公司 | Ocean parameter measuring system |
| CN104863916A (en) * | 2015-05-17 | 2015-08-26 | 浙江大学 | Low-sampling-valve-driving-power deep sea water body sampling hydraulic system |
| CN106970129A (en) * | 2017-05-05 | 2017-07-21 | 合肥师范学院 | A kind of trace element detection device |
| CN107831209A (en) * | 2017-12-14 | 2018-03-23 | 中国科学院深海科学与工程研究所 | A kind of underwater voltammetric analyzer for being used to measure trace metal |
| CN108132292A (en) * | 2017-10-26 | 2018-06-08 | 中国船舶重工集团公司第七二五研究所 | Can remote data transmission deep sea in-situ electrochemical testing device and implementation method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3877312A (en) * | 1972-08-30 | 1975-04-15 | Us Army | Materials testing system |
| JPH087116B2 (en) * | 1993-09-08 | 1996-01-29 | 海洋科学技術センター | Automatic water dispenser |
| CN2598863Y (en) * | 2003-01-28 | 2004-01-14 | 上海劲钻实业公司 | Deep-sea detector |
| CN1488929A (en) * | 2003-08-18 | 2004-04-14 | 浙江大学 | Deep-sea hydrothermal gas progressive hierarchical sampling and analysing apparatus |
| CN1243242C (en) * | 2003-12-31 | 2006-02-22 | 浙江大学 | Deep sea abnormal environment physico chemical quantity detection device |
| CN2903985Y (en) * | 2006-04-07 | 2007-05-23 | 浙江大学 | In situ detector for deep sea chemical sensor |
-
2006
- 2006-04-07 CN CNB2006100502520A patent/CN100401051C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590540A (en) * | 2012-02-15 | 2012-07-18 | 浙江大学 | In-situ detection system for concentration of deep sea micro-ions |
| CN103245765A (en) * | 2013-04-24 | 2013-08-14 | 北京南风科创应用技术有限公司 | Ocean parameter measuring system |
| CN103245765B (en) * | 2013-04-24 | 2015-12-30 | 北京南风科创应用技术有限公司 | A kind of Oceanic parameter measurement system |
| CN104863916A (en) * | 2015-05-17 | 2015-08-26 | 浙江大学 | Low-sampling-valve-driving-power deep sea water body sampling hydraulic system |
| CN106970129A (en) * | 2017-05-05 | 2017-07-21 | 合肥师范学院 | A kind of trace element detection device |
| CN108132292A (en) * | 2017-10-26 | 2018-06-08 | 中国船舶重工集团公司第七二五研究所 | Can remote data transmission deep sea in-situ electrochemical testing device and implementation method |
| CN108132292B (en) * | 2017-10-26 | 2021-09-10 | 中国船舶重工集团公司第七二五研究所 | Deep sea in-situ electrochemical testing device capable of realizing remote data transmission and implementation method |
| CN107831209A (en) * | 2017-12-14 | 2018-03-23 | 中国科学院深海科学与工程研究所 | A kind of underwater voltammetric analyzer for being used to measure trace metal |
| CN107831209B (en) * | 2017-12-14 | 2024-01-16 | 中国科学院深海科学与工程研究所 | Underwater voltammetric analyzer for measuring trace metals |
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| CN100401051C (en) | 2008-07-09 |
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Granted publication date: 20080709 Termination date: 20120407 |