CN206074570U - Oxygen analyzer in online hydrogen - Google Patents
Oxygen analyzer in online hydrogen Download PDFInfo
- Publication number
- CN206074570U CN206074570U CN201621114688.7U CN201621114688U CN206074570U CN 206074570 U CN206074570 U CN 206074570U CN 201621114688 U CN201621114688 U CN 201621114688U CN 206074570 U CN206074570 U CN 206074570U
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- Prior art keywords
- way valve
- air inlet
- pipe joint
- oxygen
- interface
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Abstract
Oxygen analyzer in online hydrogen, including verification pipe joint, air inlet pipe joint, high-pressure pressure-reducing valve, soda acid device for drying and filtering, two position three-way valve, effusion meter, two-position four-way valve, oxygen-containing quantity sensor and outlet pipe joint, the gas outlet of air inlet pipe joint is connected with the air inlet of high-pressure pressure-reducing valve, the gas outlet of high-pressure pressure-reducing valve is connected with soda acid device for drying and filtering air inlet, the gas outlet of soda acid device for drying and filtering is connected with two position three-way valve, the gas outlet of verification pipe joint and the connection of two position three-way valve, two position three-way valve is connected with the air inlet of effusion meter, the gas outlet of effusion meter is connected with two-position four-way valve, two-position four-way valve is connected with the air inlet of oxygen-containing quantity sensor, the gas outlet of oxygen-containing quantity sensor is connected with the air inlet of outlet pipe joint by two-position four-way valve.This utility model can be dried to hydrogen and acid-alkali treatment, can be applicable to the measure of oxygen content in many fields, and security reliability is strong, and has self-correcting function, improve the accuracy of on-line checking.
Description
Technical field
This utility model is related in a kind of analyser of oxygen content in hydrogen, more particularly to a kind of on-line checking electromotor
Oxygen analyzer in the online hydrogen of micro oxygen containing amount in hydrogen gas system.
Background technology
《GB 4962-2008 hydrogen uses act of technique for security》File is carried out to the on-line checking of oxygen content in hydrogen
Regulation.And these contents are Compulsory Feature.It is specific as follows：Hydrogen purity, humidity in electromotor hydrogen gas cooling system and oxygen-containing
Amount, must be implemented in line in operation and detects and carry out regular calibration chemical examination.Hydrogen purity, humidity and oxygen content have to comply with regulation
Standard, wherein hydrogen oxygen content are not to be exceeded 1.2%.If not reaching standard, should be processed immediately, it is known that till qualified.Though
So there is the regulation of correlation, but in actual applications, the on-line checking of micro amount of oxygen is still suffered from hydrogen in electromotor hydrogen gas system
Various technical barriers.
Utility model content
This utility model is in order to solve weak point of the prior art, there is provided a kind of simple structure, safe and reliable, detection
Oxygen analyzer in the good online hydrogen of effect.
To solve above-mentioned technical problem, this utility model is adopted the following technical scheme that：Oxygen analyzer in online hydrogen, including
Verification pipe joint, air inlet pipe joint, high-pressure pressure-reducing valve, soda acid device for drying and filtering, two position three-way valve, effusion meter, two-position four-way valve,
Oxygen-containing quantity sensor and outlet pipe joint, the gas outlet of air inlet pipe joint are connected with the air inlet of high-pressure pressure-reducing valve, high pressure relief
The gas outlet of valve is connected with soda acid device for drying and filtering air inlet, the gas outlet of soda acid device for drying and filtering and the first of two position three-way valve
Individual interface connection, the gas outlet for verifying pipe joint are connected with second interface of two position three-way valve, the 3rd of two position three-way valve
Interface is connected with the air inlet of effusion meter, and the gas outlet of effusion meter is connected with the first of two-position four-way valve interface, two-position four-way
Second interface of valve is connected with the air inlet of oxygen-containing quantity sensor, and the of the gas outlet of oxygen-containing quantity sensor and two-position four-way valve
Three interface connections, the 4th interface of two-position four-way valve are connected with the air inlet of outlet pipe joint.
Also include installing plate, installing plate is provided with installing hole, and installing plate left side edge is provided with protrusion installing plate front side surface
Left plate, installing plate right edge is provided with the right plate of protrusion installing plate front side surface, verification pipe joint and air inlet pipe joint
It is fixedly mounted on left plate, outlet pipe joint is fixedly mounted on right plate；
High-pressure pressure-reducing valve, soda acid device for drying and filtering, two position three-way valve, effusion meter, two-position four-way valve and oxygen-containing quantity sensor
It is installed on installing plate front side surface.
Using above-mentioned technical proposal, installing plate is installed on switch board by installing hole or wall hanging is to scene.From power plant
Hydrogen side pipeline is up-sampled, and forms an arm, and this is sampling conduit.This utility model is connected in series on sampling conduit online,
Air inlet pipe joint and outlet pipe joint are connected with sampling conduit respectively.Hydrogen is entered from air inlet pipe joint, and Jing high-pressure pressure-reducing valves are again
After secondary decompression, soda acid device for drying and filtering is flowed through, hydrogen is dried and the acid in hydrogen, alkali contaminant filter are fallen, then passed through
The first interface of two position three-way valve and the 3rd interface（Running status）, Jing effusion meters are measured, then by two-position four-way valve
First interface and second interface, hydrogen enter into oxygen-containing quantity sensor, and the oxygen content in hydrogen can be by oxygen-containing quantity sensor
Detect, then by two-position four-way valve（Running status）3rd interface and the 4th interface, most after Jing escape pipe joints
Discharge.
This utility model is every will to be corrected at regular intervals, and oxygen-containing quantity sensor is verified.Instrument is entered
During row verification, the handle of turn two position three-way valve is opened to verification state, and second interface of two position three-way valve and the 3rd connect
Mouthful connection, by standard hydrogen gas access verification pipe joint, now, calibrating gas from verification pipe joint enter, flow through effusion meter,
Again by first interface and second interface, oxygen-containing quantity sensor, then the 3rd by two-position four-way valve of two-position four-way valve
Individual interface and the 4th interface, most after Jing escape pipes joint discharge.
This utility model install when, the gas in pipeline be air, due to oxygen content is higher can be to oxygen-containing quantity sensor（Hydrogen
In gas, oxygen content is relatively low）Certain infringement is caused, so two-position four-way valve is arranged another kind of state now（That is two-position four-way
First interface of valve and the 4th orifice）, make the gas in pipeline be not passed through oxygen-containing quantity sensor and directly arrange from gas outlet
Go out.
In sum, this utility model is due to soda acid device for drying and filtering, being dried pretreatment sampling system so that
The in-line analyzer has the performance of anti-weak acid and weak base corrosion, can be applicable to the measure of oxygen content in many fields.Oxygen content is passed
Sensor takes the intrinsic safety type sensing unit of Explosion-proof Design, adapts to the requirement of explosion proof of hydrogen, fully improves security reliability.This practicality
It is new and have self-correcting function, improve on-line checking accuracy.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Specific embodiment
As shown in figure 1, oxygen analyzer in online hydrogen of the present utility model, including verification pipe joint 1, air inlet pipe joint 2,
High-pressure pressure-reducing valve 3, soda acid device for drying and filtering 4, two position three-way valve 5, effusion meter 6, two-position four-way valve 7, oxygen-containing quantity sensor 8 and go out
Gas-tpe fitting 9, the gas outlet of air inlet pipe joint 2 are connected with the air inlet of high-pressure pressure-reducing valve 3, the gas outlet of high-pressure pressure-reducing valve 3 with
4 air inlet of soda acid device for drying and filtering connects, and the gas outlet of soda acid device for drying and filtering 4 is connected with first interface of two position three-way valve 5
Connect, verify pipe joint 1 gas outlet be connected with second interface of two position three-way valve 5, the 3rd interface of two position three-way valve 5 and
The air inlet connection of effusion meter 6, the gas outlet of effusion meter 6 are connected with first interface of two-position four-way valve 7, two-position four-way valve 7
Second interface be connected with the air inlet of oxygen-containing quantity sensor 8, the gas outlet of oxygen-containing quantity sensor 8 and two-position four-way valve 7
3rd interface connection, the 4th interface of two-position four-way valve 7 are connected with the air inlet of outlet pipe joint 9.
This utility model also includes installing plate 10, and installing plate 10 is provided with installing hole 11, and 10 left side edge of installing plate is provided with
The left plate 12 of protrusion 10 front side surface of installing plate, 10 right edge of installing plate are provided with the right side of protrusion 10 front side surface of installing plate
Plate 13, verification pipe joint 1 and air inlet pipe joint 2 are fixedly mounted on left plate 12, and outlet pipe joint 9 is fixedly mounted on right side
On plate 13.
High-pressure pressure-reducing valve 3, soda acid device for drying and filtering 4, two position three-way valve 5, effusion meter 6, two-position four-way valve 7 and oxygen content are passed
Sensor 8 is installed on 10 front side surface of installing plate.
Installing plate 10 is installed on switch board by installing hole 11 or wall hanging is to scene.Adopt from power plant hydrogen side pipeline
Sample, forms an arm, and this is sampling conduit.This utility model is connected in series on sampling conduit online, 2 He of air inlet pipe joint
Outlet pipe joint 9 is connected with sampling conduit respectively.Hydrogen is entered from air inlet pipe joint 2, Jing after high-pressure pressure-reducing valve 3 is reduced pressure again,
Soda acid device for drying and filtering 4 is flowed through, hydrogen is dried and falls the acid in hydrogen, alkali contaminant filter, then through two-position three way
The first interface of valve and the 3rd interface（Running status）, Jing effusion meters 6 are measured, then first by two-position four-way valve 7
Interface and second interface, hydrogen enter into oxygen-containing quantity sensor 8, and the oxygen content in hydrogen can be detected by oxygen-containing quantity sensor 8
Out, then by two-position four-way valve 7（Running status）3rd interface and the 4th interface, most after 9 row of Jing escape pipes joint
Go out.
This utility model is every will to be corrected at regular intervals, and oxygen-containing quantity sensor 8 is verified.Instrument is entered
During row verification, the handle of turn two position three-way valve 5 is opened to verification state, second interface of two position three-way valve 5 and the 3rd
Standard hydrogen gas are accessed verification pipe joint 1 by orifice, and now, calibrating gas are entered from verification pipe joint 1, are flowed through
Gauge 6, first interface and second interface, oxygen-containing quantity sensor 8 that pass through two-position four-way valve 7 again, then by two-position four-way
3rd interface and the 4th interface of valve 7, most after Jing escape pipes joint 9 discharge.
This utility model install when, the gas in pipeline be air, due to oxygen content is higher can be to oxygen-containing quantity sensor 8
（In hydrogen, oxygen content is relatively low）Certain infringement is caused, so two-position four-way valve 7 is arranged another kind of state now（I.e. two
First interface of cross valve and the 4th orifice）, make the gas in pipeline be not passed through oxygen-containing quantity sensor 8 directly from outlet
Mouth is discharged.
The present embodiment not makees any pro forma restriction, every foundation to shape of the present utility model, material, structure etc.
Any simple modification, equivalent variations and modification that technical spirit of the present utility model is made to above example, belong to this reality
With the protection domain of new technique scheme.
Claims (2)
1. oxygen analyzer in online hydrogen, it is characterised in that：Including verification pipe joint, air inlet pipe joint, high-pressure pressure-reducing valve, soda acid
Device for drying and filtering, two position three-way valve, effusion meter, two-position four-way valve, oxygen-containing quantity sensor and outlet pipe joint, air inlet pipe joint
Gas outlet is connected with the air inlet of high-pressure pressure-reducing valve, and the gas outlet of high-pressure pressure-reducing valve is connected with soda acid device for drying and filtering air inlet,
The gas outlet of soda acid device for drying and filtering is connected with the first of two position three-way valve interface, verify pipe joint gas outlet with two three
Second interface connection of port valve, the 3rd interface of two position three-way valve are connected with the air inlet of effusion meter, the outlet of effusion meter
Mouth is connected with first interface of two-position four-way valve, and the air inlet of second interface and oxygen-containing quantity sensor of two-position four-way valve connects
Connect, the gas outlet of oxygen-containing quantity sensor is connected with the 3rd of two-position four-way valve the interface, the 4th interface of two-position four-way valve with
The air inlet connection of outlet pipe joint.
2. oxygen analyzer in online hydrogen according to claim 1, it is characterised in that：Also include installing plate, on installing plate
Installing hole is provided with, installing plate left side edge is provided with the left plate of protrusion installing plate front side surface, and installing plate right edge is provided with convex
Go out the right plate of installing plate front side surface, verification pipe joint and air inlet pipe joint are fixedly mounted on left plate, and escape pipe connects
Head is fixedly mounted on right plate；
High-pressure pressure-reducing valve, soda acid device for drying and filtering, two position three-way valve, effusion meter, two-position four-way valve and oxygen-containing quantity sensor are pacified
It is mounted on installing plate front side surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621114688.7U CN206074570U (en) | 2016-10-12 | 2016-10-12 | Oxygen analyzer in online hydrogen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621114688.7U CN206074570U (en) | 2016-10-12 | 2016-10-12 | Oxygen analyzer in online hydrogen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206074570U true CN206074570U (en) | 2017-04-05 |
Family
ID=58442025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621114688.7U Expired - Fee Related CN206074570U (en) | 2016-10-12 | 2016-10-12 | Oxygen analyzer in online hydrogen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206074570U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283297A (en) * | 2018-11-05 | 2019-01-29 | 河南省日立信股份有限公司 | Hydrogen on-line analysis separate calibrations sampling system |
-
2016
- 2016-10-12 CN CN201621114688.7U patent/CN206074570U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283297A (en) * | 2018-11-05 | 2019-01-29 | 河南省日立信股份有限公司 | Hydrogen on-line analysis separate calibrations sampling system |
| CN109283297B (en) * | 2018-11-05 | 2024-04-26 | 河南省日立信股份有限公司 | Independent calibration sampling system for hydrogen online analysis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20191012 |