CN109060887A - A kind of hydrogen conductance manual measurement method - Google Patents
A kind of hydrogen conductance manual measurement method Download PDFInfo
- Publication number
- CN109060887A CN109060887A CN201810704675.2A CN201810704675A CN109060887A CN 109060887 A CN109060887 A CN 109060887A CN 201810704675 A CN201810704675 A CN 201810704675A CN 109060887 A CN109060887 A CN 109060887A
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- China
- Prior art keywords
- cation exchange
- water sample
- exchange column
- buffer storage
- measured
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- 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.)
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 22
- 239000001257 hydrogen Substances 0.000 title claims abstract description 22
- 238000000691 measurement method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000005341 cation exchange Methods 0.000 claims abstract description 23
- 238000005259 measurement Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 6
- 238000005070 sampling Methods 0.000 claims description 6
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003729 cation exchange resin Substances 0.000 claims description 5
- 239000010865 sewage Substances 0.000 claims description 5
- 238000005342 ion exchange Methods 0.000 claims 1
- 150000001450 anions Chemical class 0.000 abstract description 9
- 239000011347 resin Substances 0.000 abstract description 5
- 229920005989 resin Polymers 0.000 abstract description 5
- 150000001768 cations Chemical class 0.000 abstract description 4
- 150000002500 ions Chemical class 0.000 abstract description 4
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000126 substance Substances 0.000 description 4
- 238000007598 dipping method Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The present invention relates to water treatment of power plant field more particularly to a kind of hydrogen conductance manual measurement methods, comprising the following steps: 1)；Solenoid valve is opened, is passed into buffer storage water need to be measured；2)；It is put into cation exchange column to buffer storage, cation exchange column is into the water；3)；Buffer storage is opened, measures and is put into measurement container by the water sample that cation exchange column swaps；4)；Water sample interior in container is measured using portable conductivity measuring instrument, measurement structure is obtained, completes measurement.Water sample to be measured passes through cation exchange column in advance, positive resin adsorbs cation all in water sample, slows down original anion in hydrogen ion out and water sample and forms new ionic equilibrium, then passes through Portable conductivity meter table, the ion concentration in water sample is measured, that is, represents the concentration of corrosivity anion.
Description
Technical field
The present invention relates to water treatment of power plant field more particularly to a kind of hydrogen conductance manual measurement methods.
Background technique
It is required according to GB12145-2016 " thermal power generation unit and apparatus of steam power plants Water Vapor Quality standard ", thermal power generation
Unit during normal operation, strict control several including condensed water, economizer entrance, main steam, reheated steam
The hydrogen conductivity of water sample carrys out the corrosion and scaling situation of reaction system by the content of corrosivity anion in monitoring water sample.And show
, for the measurement of hydrogen conductivity, present chemical instruments producer both domestic and external is mainly monitored by in-line meter, and
Really the measurement of the manual instrument of chemistry.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to and a kind of hydrogen conductance manual measurement method is provided, will be to
It surveys water sample and passes through cation exchange column in advance, positive resin adsorbs cation all in water sample, slows down in hydrogen ion out and water sample
Original anion forms new ionic equilibrium, then by Portable conductivity meter table, measures the ion concentration in water sample, i.e.,
Represent the concentration of corrosivity anion.
The present invention is achieved through the following technical solutions.
A kind of hydrogen conductance manual measurement method, comprising the following steps:
1)；Solenoid valve is opened, is passed into buffer storage water need to be measured；
2)；It is put into cation exchange column to buffer storage, cation exchange column is into the water；
3)；Buffer storage is opened, measures and is put into measurement container by the water sample that cation exchange column swaps；
4)；Water sample interior in container is measured using portable conductivity measuring instrument, measurement structure is obtained, completes measurement.
Further, the cation exchange column in the step 2) is cation exchange resin column.
It further, the use of portable conductivity measuring instrument measurement process is to use press over system measurement side in the step 4)
Method measures.
Further, the cation exchange of completion in 20-50 minutes is waited after cation exchange column is put into the step 2).
Further, the buffer storage is provided with sampling pump, exhaust outlet and sewage draining exit, and the sampling pump and exhaust outlet connect
Logical, the sewage outfalls setting is in buffer storage bottom.
The advantages and effects of the present invention are:
Water sample to be measured passes through cation exchange column in advance, and positive resin adsorbs cation all in water sample, slow down out hydrogen ion with
Original anion forms new ionic equilibrium in water sample, then by Portable conductivity meter table, measures the ion in water sample
Concentration represents the concentration of corrosivity anion.So that it is convenient and efficient, hydrogen conductivity can be quickly measured, to make
It is simple and convenient to obtain measurement process.By simulating the measuring principle of online hydrogen conductivity, in the measurement of chemical manual conductivity meter
Before electrode, increase cation exchange resin column, to realize the hand dipping of hydrogen conductivity.
Specific embodiment
The invention will be further described with reference to embodiments.
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that the term used in embodiments of the present invention is only merely for the mesh of description specific embodiment
, it is not intended to limit the invention." the one of the embodiment of the present invention and singular used in the attached claims
Kind ", " described " and "the" are also intended to including most forms, unless the context clearly indicates other meaning.It is also understood that this
Term "and/or" used herein refers to and includes one or more associated any or all possible group for listing project
It closes.
Term " includes " and " having " and their any deformations in description and claims of this specification, meaning
Figure, which is to cover, non-exclusive includes.Such as contain the process, method, system, product or equipment of a series of steps or units
It is not limited to listed step or unit, but optionally further comprising the step of not listing or unit, or optionally also
Including other step or units intrinsic for these process, methods, product or equipment.
It should be noted that the embodiment of the present invention is described below in detail, wherein same or similar label from beginning to end
Indicate same or similar element or element with the same or similar functions., for explaining only the invention, and cannot be construed to
Limitation of the present invention.
Following disclosure provides many different embodiments or example is used to realize different structure of the invention.For letter
Change disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and
It is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or letter.It is this heavy
It is for purposes of simplicity and clarity, itself not indicate the relationship between discussed various embodiments and/or setting again.
A kind of hydrogen conductance manual measurement method, it is characterised in that: the following steps are included:
1)；Solenoid valve is opened, is passed into buffer storage water need to be measured.Buffer storage is provided with sampling pump, exhaust outlet and blowdown
Mouthful, the sampling pump is connected to exhaust outlet, and the sewage outfalls setting is in buffer storage bottom.
2)；It is put into cation exchange column to buffer storage, cation exchange column is into the water.Cation exchange column be sun from
Sub-exchange resin column.The cation exchange of completion in 20-50 minutes is waited after being put into cation exchange column.
3)；Buffer storage is opened, measures and is put into measurement container by the water sample that cation exchange column swaps.
4)；Water sample interior in container is measured using portable conductivity measuring instrument, obtains measurement structure, completes to survey
Amount.It the use of portable conductivity measuring instrument measurement process is to be measured using press over system measuring method.By simulating online hydrogen
The measuring principle of conductivity increases cation exchange resin column before the measuring electrode of chemical manual conductivity meter, thus real
The hand dipping of existing hydrogen conductivity.
Water sample to be measured passes through cation exchange column in advance, and positive resin adsorbs cation all in water sample, slow down out hydrogen from
Son forms new ionic equilibrium with original anion in water sample, then by Portable conductivity meter table, measures in water sample
Ion concentration represents corrosivity anion volume concentration.By simulating the measuring principle of online hydrogen conductivity, in chemical electricity by hand
Before the measuring electrode of conductance instrument, increase cation exchange resin column, to realize the hand dipping of hydrogen conductivity.
The preferred embodiment of the present invention has been described in detail above, but the present invention is not limited to embodiment,
Those skilled in the art can also make on the premise of not violating the inventive spirit of the present invention various equivalent modification or
Replacement, these equivalent variation or replacement are all contained in scope of the present application.
Claims (5)
1. a kind of hydrogen conductance manual measurement method, it is characterised in that: the following steps are included:
1)；Solenoid valve is opened, is passed into buffer storage water need to be measured；
2)；It is put into cation exchange column to buffer storage, cation exchange column is into the water；
3)；Buffer storage is opened, measures and is put into measurement container by the water sample that cation exchange column swaps；
4)；Water sample interior in container is measured using portable conductivity measuring instrument, measurement structure is obtained, completes measurement.
2. a kind of hydrogen conductance manual measurement method according to claim 1, it is characterised in that: in the step 2) sun from
Sub- exchange column is cation exchange resin column.
3. a kind of hydrogen conductance manual measurement method according to claim 1, it is characterised in that: using just in the step 4)
Taking formula conductivity measuring instrument measurement process is to be measured using press over system measuring method.
4. a kind of hydrogen conductance manual measurement method according to claim 1, it is characterised in that: be put into sun in the step 2)
The cation exchange of completion in 20-50 minutes is waited after ion exchange column.
5. a kind of hydrogen conductance manual measurement method according to claim 1, it is characterised in that: the buffer storage is provided with
Sampling pump, exhaust outlet and sewage draining exit, the sampling pump are connected to exhaust outlet, and the sewage outfalls setting is in buffer storage bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810704675.2A CN109060887A (en) | 2018-06-30 | 2018-06-30 | A kind of hydrogen conductance manual measurement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810704675.2A CN109060887A (en) | 2018-06-30 | 2018-06-30 | A kind of hydrogen conductance manual measurement method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109060887A true CN109060887A (en) | 2018-12-21 |
Family
ID=64818154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810704675.2A Pending CN109060887A (en) | 2018-06-30 | 2018-06-30 | A kind of hydrogen conductance manual measurement method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109060887A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114441602A (en) * | 2022-01-26 | 2022-05-06 | 大唐秦岭发电有限公司 | Online hydrogen conductivity meter hydrogen exchange column additional error inspection system and method |
| CN118059959A (en) * | 2024-02-04 | 2024-05-24 | 山东日照发电有限公司 | A portable hydrogen ion exchange column device and a method of using the same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201035099Y (en) * | 2007-04-13 | 2008-03-12 | 西安热工研究院有限公司 | A mobile on-line conductivity measuring instrument inspection device |
| CN101650376A (en) * | 2009-09-17 | 2010-02-17 | 陕西电力科学研究院 | Pure water hydrogen conductivity temperature compensation method of power plant |
| CN203324218U (en) * | 2013-07-08 | 2013-12-04 | 国家电网公司 | Hydrogen conductivity measurement device used in laboratory |
| CN204882440U (en) * | 2015-06-15 | 2015-12-16 | 中广核工程有限公司 | Degasification hydrogen conductivity measuring device |
| CN107024620A (en) * | 2017-05-16 | 2017-08-08 | 西安西热电站化学科技有限公司 | The measurement apparatus and measuring method of degassing hydrogen conductivity in a kind of Power Plant Water Vapor |
| CN206974941U (en) * | 2017-06-13 | 2018-02-06 | 中国大唐集团科学技术研究院有限公司华东分公司 | A kind of multi-functional pure water electrical conductivity and pH detection means |
-
2018
- 2018-06-30 CN CN201810704675.2A patent/CN109060887A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201035099Y (en) * | 2007-04-13 | 2008-03-12 | 西安热工研究院有限公司 | A mobile on-line conductivity measuring instrument inspection device |
| CN101650376A (en) * | 2009-09-17 | 2010-02-17 | 陕西电力科学研究院 | Pure water hydrogen conductivity temperature compensation method of power plant |
| CN203324218U (en) * | 2013-07-08 | 2013-12-04 | 国家电网公司 | Hydrogen conductivity measurement device used in laboratory |
| CN204882440U (en) * | 2015-06-15 | 2015-12-16 | 中广核工程有限公司 | Degasification hydrogen conductivity measuring device |
| CN107024620A (en) * | 2017-05-16 | 2017-08-08 | 西安西热电站化学科技有限公司 | The measurement apparatus and measuring method of degassing hydrogen conductivity in a kind of Power Plant Water Vapor |
| CN206974941U (en) * | 2017-06-13 | 2018-02-06 | 中国大唐集团科学技术研究院有限公司华东分公司 | A kind of multi-functional pure water electrical conductivity and pH detection means |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114441602A (en) * | 2022-01-26 | 2022-05-06 | 大唐秦岭发电有限公司 | Online hydrogen conductivity meter hydrogen exchange column additional error inspection system and method |
| CN118059959A (en) * | 2024-02-04 | 2024-05-24 | 山东日照发电有限公司 | A portable hydrogen ion exchange column device and a method of using the same |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20181221 |