CN106442661A - Online measurement device for chemical boiler cleaning system - Google Patents
Online measurement device for chemical boiler cleaning system Download PDFInfo
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- CN106442661A CN106442661A CN201610960746.6A CN201610960746A CN106442661A CN 106442661 A CN106442661 A CN 106442661A CN 201610960746 A CN201610960746 A CN 201610960746A CN 106442661 A CN106442661 A CN 106442661A
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- cleansing medium
- measurement device
- line measurement
- tubulose sample
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- 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
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
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Abstract
The invention relates to the field of boiler cleaning and discloses an online measurement device for a chemical boiler cleaning system. The chemical boiler cleaning system comprises a cleaning system main pipeline. The online measurement device comprises a cleaning medium guiding pipeline, a tubular sample clamping portion and an electrochemical workstation, wherein the cleaning medium guiding pipeline is communicated with the cleaning system main pipeline and is arranged to make the flow of a cleaning medium in the cleaning medium guiding pipeline adjustable, the tubular sample clamping portion is arranged on the cleaning medium guiding pipeline to clamp and serially connect a pair of tubular samples into cleaning medium guiding pipeline, the electrochemical workstation is electrically connected with the pair of tubular samples on the tubular sample clamping portion so as to measure the corrosion degree of the tubular samples or the dissolution degree of oxide skin on the inner walls of the tubular samples. The online measurement device for the chemical boiler cleaning system can conduct real-time monitoring on material corrosion in the chemical boiler cleaning process.
Description
Technical field
The present invention relates to Boiler Chemical field, in particular it relates to a kind of for the online of Boiler Chemical system
Measurement apparatus.
Background technology
At present, chemistry is being carried out clearly using Boiler Chemical system to the boiler (including the superheater of boiler) of electric station
When washing, using weight loss method come the corrosion rate of material in evaluating chemical cleaning process, but there is certain limitation in the method
Property, essentially consist in and after Chemical cleaning terminates, the corrosion condition of material can only be detected using the method, therefore can only obtain
Terminate the average corrosion rate of material in rear whole Process of Chemical Cleaning to Chemical cleaning, it is impossible in real time to Process of Chemical Cleaning
The corrosion condition of middle material is monitored, and from for engineering viewpoint, the corrosion in Process of Chemical Cleaning to material is carried out in real time
Significant, the acquisition of reliable real-time corrosion data of monitoring, is conducive to timely guide field to operate, improves material corrosion control
The reliability of system.
In addition, carrying out to boiler in Process of Chemical Cleaning, in boiler tubing, generally installing a segment monitor additional, treat chemistry
Cleaning judges Chemical cleaning effect, Chemical cleaning by observing the cleaning state of this segment monitor inner wall oxide scurf after finishing
Terminal then by measuring speed and conventional Chemical cleaning experience that in cleaning solution, iron content increases judging roughly, because
This, effectively and accurately cannot judge clean endpoint when Chemical cleaning is carried out to boiler at present, can not continuous monitoring oxide skin
The situation of dissolving.
Also, along with overtemperature, booster and steamer that thermal power plant in recent years causes because of the superheater oxide skin of boiler
The problem of machine blade flushing corrosion is increasingly serious, causes serious economic loss to electricity power enterprise, and research and development boiler is (including boiler
Superheater) oxide skin chemical cleaning technique become to become more and more important.
Content of the invention
It is an object of the invention to provide a kind of corrosion that can be to material during Boiler Chemical is supervised in real time
The on-line measurement device for Boiler Chemical system that surveys.
To achieve these goals, the present invention provides a kind of on-line measurement device for Boiler Chemical system, institute
Stating Boiler Chemical system includes purging system main pipeline, and the on-line measurement device includes：
Cleansing medium pilot conduits, the cleansing medium pilot conduits are connected with the purging system main pipeline and are set to stream
Flow through the cleansing medium in the cleansing medium pilot conduits is adjustable；
Tubulose sample clamping portion, the tubulose sample clamping portion is arranged in the cleansing medium pilot conduits, to clamp one
Tubulose sample is connected serially in the cleansing medium pilot conduits；
Electrochemical workstation, the pair of tubulose sample electricity in the electrochemical workstation and the tubulose sample clamping portion
Connection, to measure the dissolution degree of the extent of corrosion of the tubulose sample or the oxide skin on the tubulose sample inwall.
Preferably, the on-line measurement device also includes cleansing medium introduction pipe, the one of the cleansing medium introduction pipe
End is connected to the purging system main pipeline, and the other end is connected to the entrance of the cleansing medium pilot conduits by first flange
End, and on the cleansing medium introduction pipe, it is provided with the adjustable valve of aperture.
Preferably, the cleansing medium pilot conduits are provided with the part for being located at the tubulose sample clamping portion upstream
Flow detection device.
Preferably, the flow detection device includes suspended body flowmeter, and the two ends of the suspended body flowmeter are respectively by connection
Flange is connected in the cleansing medium pilot conduits.
Preferably, the on-line measurement device also includes cleansing medium discharge tube, and the cleansing medium discharge tube passes through
Second flange is connected to the port of export of the cleansing medium pilot conduits.
Preferably, the on-line measurement device includes multiple tubulose sample clamping portions and is correspondingly provided with equal amount
The electrochemical workstation.
Preferably, the tubulose sample clamping portion includes：
A pair of clamping flange, this pair of clamping flange is used for being clamped in the axial direction two of the pair of tubulose sample of series connection
End；
Bolt, the bolt passes axially through the pair of clamping flange, and at least one end is provided with nut, to adjust
The distance between the pair of clamping flange, makes the pair of clamping flange clamp the pair of tubulose sample；
Sealed insulation packing ring, the sealed insulation packing ring be arranged at the tubulose sample and the cleansing medium pilot conduits it
Between and the pair of tubulose sample between.
Preferably, the sealed insulation packing ring is polytetrafluoro packing ring；Arrange on the clamping flange fluted to be embedded in institute
State sealed insulation packing ring, and arrange in the upper and lower surface of the sealed insulation packing ring fluted, for being embedded in the pipe
Shape sample and the end of the cleansing medium pilot conduits.
Preferably, the pipe fitting in the on-line measurement device in addition to the tubulose sample is stainless steel pipe, and
The flange being connected with the pipe fitting is steel flange.
Preferably, the tubulose sample has identical material with the pipeline to be cleaned of the boiler, and has and institute
State the equal internal diameter of cleansing medium pilot conduits.
In the on-line measurement device for Boiler Chemical system of the present invention, cleansing medium pilot conduits and cleaning
System superintendent road is connected, so as to directly lead out the cleansing medium for being used in Boiler Chemical system at that time, and can
To cause to guide the cleansing medium in pipeline in cleansing medium by adjusting the flow of cleansing medium in cleansing medium pilot conduits
Flow is identical with cleaning boiler system, with equivalent to the environment for simulating cleaning boiler system at cleansing medium pilot conduits；
By tubulose sample to be detected (for example with the boiler that cleaned in Boiler Chemical system or the superheater identical of boiler
The tubulose sample that material makes) clamped by tubulose sample clamping portion and be connected in series in cleansing medium pilot conduits so that cleaning
Medium is to flow through in tubulose sample with identical flow velocity in cleaning boiler system；And by electrochemical workstation and a pair of tubulose sample
This electrical connection, measures the oxide skin on the extent of corrosion of tubulose sample or tubulose sample inwall by the method for electrochemistry
Dissolution degree, so as to realize the on-line real time monitoring to Boiler Chemical process.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Description of the drawings
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with following tool
Body embodiment is used for explaining the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is showing for the on-line measurement device for Boiler Chemical system according to one embodiment of the present invention
It is intended to.
Description of reference numerals
1 purging system main pipeline, 2 cleansing medium introduction pipe
3 first flange, 4 cleansing medium pilot conduits
5 suspended body flowmeter, 6 adpting flange
7 bolt, 8 sealed insulation packing ring
9 tubulose sample 10 clamps flange
11 electrochemical workstation, 12 tubulose sample clamping portion
13 valve, 14 second flange
15 cleansing medium discharge tubes
Specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.It should be appreciated that this place is retouched
The specific embodiment that states is merely to illustrate and explains the present invention, is not limited to the present invention.
The invention provides a kind of on-line measurement device for Boiler Chemical system, the Boiler Chemical system
System includes purging system main pipeline 1, and the on-line measurement device includes：
Cleansing medium pilot conduits 4, the cleansing medium pilot conduits 4 are connected and arrange with the purging system main pipeline 1
It is adjustable for flowing through the flow of the cleansing medium in the cleansing medium pilot conduits 4；
Tubulose sample clamping portion 12, the tubulose sample clamping portion 12 is arranged in the cleansing medium pilot conduits 4, with folder
Hold a pair of tubulose sample 9 to be connected serially in the cleansing medium pilot conduits 4；
Electrochemical workstation 11, the pair of tubulose in the electrochemical workstation 11 and the tubulose sample clamping portion 12
Sample 9 is electrically connected, to measure the molten of the extent of corrosion of the tubulose sample 9 or the oxide skin on 9 inwall of tubulose sample
Solution degree.
In the on-line measurement device for Boiler Chemical system of the present invention, cleansing medium pilot conduits 4 with clear
Wash system superintendent road 1 to connect, so as to directly lead out the cleansing medium for being used in Boiler Chemical system at that time, and
Can cause to guide the cleaning in pipeline 4 in cleansing medium by adjusting the flow of cleansing medium in cleansing medium pilot conduits 4
Rate-of flow is identical with cleaning boiler system, to simulate cleaning boiler system equivalent at cleansing medium pilot conduits 4
Environment；By tubulose sample to be detected 9 (for example with the boiler that cleaned in Boiler Chemical system or the superheater of boiler
The tubulose sample 9 that identical material makes) clamp and be connected in series to cleansing medium pilot conduits 4 by tubulose sample clamping portion 12
In so that cleansing medium is to flow through in tubulose sample 9 with identical flow velocity in cleaning boiler system；And pass through electrochemical workstation
11 and the electrical connection of a pair of tubulose sample 9, extent of corrosion or the tubulose sample of tubulose sample 9 is measured by the method for electrochemistry
The dissolution degree of the oxide skin on this 9 inwall, so as to realize the on-line real time monitoring to Boiler Chemical process.
Wherein, purging system main pipeline 1 can be the main pipeline of cleaning pump porch in Boiler Chemical system, just make
Wash liquid stream during formula cleaning systems is through the on-line measurement device.
Preferably, the on-line measurement device also includes cleansing medium introduction pipe 2, the cleansing medium introduction pipe 2
One end is connected to the purging system main pipeline 1, and the other end is connected to the cleansing medium pilot conduits 4 by first flange 3
Arrival end, and on the cleansing medium introduction pipe 2, be provided with the adjustable valve 13 of aperture, made by this setup
Cleansing medium pilot conduits 4 can be with whole Boiler Chemical isolation of system and dismounting when needed.
Also, the cleansing medium pilot conduits 4 can be on the part for being located at 12 upstream of tubulose sample clamping portion
Flow detection device is provided with, i.e., is adjusted in cleansing medium pilot conduits 4 by the cooperation of flow detection device and valve 13
The flow velocity of cleansing medium, preferably to simulate environment in Boiler Chemical system, fully ensures that in tubulose sample clamping portion
At 12, the flow velocity of cleansing medium is identical with Boiler Chemical system.
Wherein, as a kind of embodiment, the flow detection device includes suspended body flowmeter 5, the suspended body flowmeter 5
Two ends are connected in the cleansing medium pilot conduits 4, to facilitate the dismounting of suspended body flowmeter 5 by adpting flange 6 respectively.
Preferably, the on-line measurement device also includes cleansing medium discharge tube 15, the cleansing medium discharge tube 15
The port of export of the cleansing medium pilot conduits 4 is connected to by second flange 14, equally, by this setup so that
When needing cleansing medium pilot conduits 4 can entirely with Boiler Chemical isolation of system.
Situation according to actual needs, the on-line measurement device can include multiple tubulose sample clamping portions 12 and phase
The electrochemical workstation 11 of equal amount is provided with answering, and for example, the on-line measurement device in Fig. 1 includes three tubulose samples
This clamping part 12, but merely illustrate the electrochemical workstation 11 being connected with one of tubulose sample clamping portion 12.
It will be appreciated by persons skilled in the art that tubulose sample clamping portion 12 could be arranged to the form being arbitrarily suitable for,
For example, with reference to Fig. 1, in the present embodiment, the tubulose sample clamping portion 12 includes：
A pair of clamping flange 10, this pair of clamping flange 10 is used for being clamped in the axle of the pair of tubulose sample 9 of series connection
To two ends；
Bolt 7, the bolt 7 passes axially through the pair of clamping flange 10, and at least one end is provided with nut, with
The distance between the pair of clamping flange 10 is adjusted, makes the pair of clamping flange 10 clamp the pair of tubulose sample 9；
Sealed insulation packing ring 8, the sealed insulation packing ring 8 is arranged at the tubulose sample 9 and the cleansing medium guide pipe
Between road 4 and between the pair of tubulose sample 9.
Wherein, a pair of tubulose sample 9 is one another in series, and is connected serially to by a pair of gripping for flange 10 of clamping
In cleansing medium pilot conduits 4, to form continuous cleansing medium together with the pipeline and pipe fitting with cleansing medium pilot conduits 4
Flow channel；The distance between the pair of clamping flange 10 can be adjusted by the nut on turn bolt 7, so that one
A pair of tubulose sample 9 is clamped to clamping flange 10；On the one hand the setting of sealed insulation packing ring 8 prevents cleaning medium from tubulose sample
Flow out between 9 and cleansing medium pilot conduits 4 and between a pair of tubulose sample 9, on the other hand, be electrochemical workstation 11
Normal measurement work provides condition.
Preferably, the sealed insulation packing ring 8 is polytetrafluoro packing ring, as the on-line measurement device of present embodiment is direct
Boiler Chemical system is connected to, therefore, the pressure in the pipeline of the on-line measurement device is larger, and polytetrafluoro packing ring has resistance to
Warm, pressure and corrosion resistant characteristic, advantageously ensures that the reliability of sealing；And, it is preferable that arrange on the clamping flange 10
Fluted be embedded in the sealed insulation packing ring 8, arrange in the upper and lower surface of the sealed insulation packing ring 8 fluted, with
In the end for being embedded in the tubulose sample 9 and the cleansing medium pilot conduits 4, to prevent high pressure from causing pad or pipe fitting to alter
Dynamic, sealing effectiveness is affected, Process of Chemical Cleaning high temperature is effectively ensured, on-line monitoring is tight under high-pressure wash ambient condition
Property.
Preferably, the pipe fitting in the on-line measurement device in addition to the tubulose sample 9 is stainless steel pipe, and
The flange being connected with the pipe fitting is steel flange.So, each pipe fitting during Boiler Chemical is advantageously ensured that
Do not corroded with flange etc., reusable.
Also, the tubulose sample 9 has identical material with the pipeline to be cleaned of the boiler, adopts and pot to be cleaned
The materials processing of the material identical such as the boiler tube of stove or superheater tube make in a pair tubulose sample 9 using as in Electrochemical Detection
Electrode pair, in practical operation, need to two electrode outer walls of the one pair of electrodes after turnery processing, grinding process,
Welding lead, to electrically connect with electrochemical workstation 11, monitors the corrosion of material or oxide skin by electrochemical workstation 11
Dissolving situation.
Specifically, the inner and outer diameter of the pair of tubulose sample 9 is equal sized with actual boiler tubing.When being corroded
During monitoring, the inner surface of tubulose sample 9 need to expose fresh matrix through turning, grinding process to remove inner surface oxide skin,
By electrochemical method, material corrosion rate is monitored；When molten dirt (oxide skin dissolution) monitoring is carried out, tubulose sample 9
Inwall is the initial condition with oxide skin, is easy to evaluate molten dirt situation by electrochemical method.
Preferably, the tubulose sample 9 has the internal diameter equal with the cleansing medium pilot conduits 4, with each pipe fitting phase
Flange also have equal internal diameter, to avoid near a pair of tubulose sample 9 of the electrode pair as electrochemical workstation 11
Medium flow field changes, and increases monitoring error.
Referring to Fig. 1, the installation of the on-line measurement device for Boiler Chemical system of present embodiment and use are walked
Rapid approximately as：
1) the cleansing medium introduction pipe 2 by material for carbon steel is welded on purging system main pipeline 1, and valve 13 is arranged at
On cleansing medium introduction pipe 2, valve 13 is remained off；
2) cleansing medium introduction pipe 2 is attached by first flange 3 with cleansing medium pilot conduits 4, afterwards, will
Suspended body flowmeter 5 is accessed in cleansing medium pilot conduits 4 by adpting flange 6；
3) a pair of tubulose sample 9 is manufactured using the materials processing with boiler tubing phase same material to be cleaned, a pair is managed
After the outer wall grinding process of shape sample 9, welding lead, by bolt 7, clamping flange 7 etc., a pair of tubulose sample 9 is carried out afterwards
Fastening and seal, make that a pair of tubulose sample 9 is insulated respectively to be connected serially in cleansing medium pilot conduits 4；
4) it is connected by cleansing medium discharge tube 15 and with cleansing medium pilot conduits 4 by second flange 14.
5) after the operating of Boiler Chemical system, open and control valve 13, (cleaning is situated between to make on-line measurement device interior conduit
Matter pilot conduits 4) in the flow of cleaning medium and Boiler Chemical system interior conduit (purging system main pipeline 1) cleaning be situated between
The flow of matter is identical；
6) wire of 9 outer wall of tubulose sample welding is connected (tubulose sample 9 with the incoming end of electrochemical workstation 11
The wire of middle one outer wall welding is connected to reference electrode and the auxiliary electrode incoming end of electrochemical workstation 11, tubulose sample 9
The wire of middle another one outer wall welding is connected to the working electrode incoming end of electrochemical workstation 11, to be carried out using bipolar electrode method
Measurement), electrochemical workstation 11 is opened, proceeds by measurement.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the present invention, multiple letters can be carried out to technical scheme
Monotropic type, these simple variant belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to various can
The compound mode of energy is no longer separately illustrated.
Additionally, combination in any can also be carried out between a variety of embodiments of the present invention, as long as which is without prejudice to this
The thought of invention, which should equally be considered as content disclosed in this invention.
Claims (10)
1. a kind of on-line measurement device for Boiler Chemical system, the Boiler Chemical system includes purging system
Main pipeline (1), it is characterised in that the on-line measurement device includes：
Cleansing medium pilot conduits (4), the cleansing medium pilot conduits (4) are connected and set with purging system main pipeline (1)
It is adjustable to be set to and flow through the flow of the cleansing medium in the cleansing medium pilot conduits (4)；
Tubulose sample clamping portion (12), the tubulose sample clamping portion (12) is arranged on cleansing medium pilot conduits (4), with
Clamp a pair of tubulose sample (9) to be connected serially in cleansing medium pilot conduits (4)；
Electrochemical workstation (11), the pair of pipe on the electrochemical workstation (11) and tubulose sample clamping portion (12)
Shape sample (9) is electrically connected, to measure the extent of corrosion of tubulose sample (9) or the oxygen on the tubulose sample (9) inwall
Change the dissolution degree of skin.
2. the on-line measurement device for Boiler Chemical system according to claim 1, it is characterised in that described
Line measurement apparatus also include cleansing medium introduction pipe (2), and one end of the cleansing medium introduction pipe (2) is connected to the cleaning
System superintendent road (1), the other end is connected to the arrival end of cleansing medium pilot conduits (4) by first flange (3), and
The adjustable valve of aperture (13) is provided with the cleansing medium introduction pipe (2).
3. the on-line measurement device for Boiler Chemical system according to claim 1, it is characterised in that described clear
Washing medium pilot conduits (4) flow detection device is provided with the part for being located at tubulose sample clamping portion (12) upstream.
4. the on-line measurement device for Boiler Chemical system according to claim 3, it is characterised in that the stream
Amount testing equipment includes suspended body flowmeter (5), and the two ends of the suspended body flowmeter (5) are connected to institute by adpting flange (6) respectively
State in cleansing medium pilot conduits (4).
5. the on-line measurement device for Boiler Chemical system according to claim 1, it is characterised in that described
Line measurement apparatus also include cleansing medium discharge tube (15), and the cleansing medium discharge tube (15) is by second flange (14) even
It is connected to the port of export of cleansing medium pilot conduits (4).
6. the on-line measurement device for Boiler Chemical system according to claim 1, it is characterised in that described
Line measurement apparatus include multiple tubulose sample clamping portion (12) and are correspondingly provided with the electrochemical operation of equal amount
Stand (11).
7. the on-line measurement device for Boiler Chemical system according to claim 1, it is characterised in that the pipe
Shape sample clamping portion (12) includes：
A pair of clamping flange (10), this pair of clamping flange (10) is for being clamped in the pair of tubulose sample (9) of series connection
Axial two ends；
Bolt (7), bolt (7) pass axially through the pair of clamping flange (10), and at least one end is provided with nut,
To adjust the distance between the pair of clamping flange (10), the pair of clamping flange (10) is made to clamp the pair of tubulose sample
This (9)；
Sealed insulation packing ring (8), the sealed insulation packing ring (8) is arranged at tubulose sample (9) and the cleansing medium is oriented to
Between pipeline (4) and between the pair of tubulose sample (9).
8. the on-line measurement device for Boiler Chemical system according to claim 7, it is characterised in that described close
Envelope insulating washer (8) is polytetrafluoro packing ring；Clamping flange (10) above arranges fluted to be embedded in the sealed insulation packing ring
(8) arrange, and in the upper and lower surface of sealed insulation packing ring (8) fluted, for be embedded in tubulose sample (9)
End with cleansing medium pilot conduits (4).
9. the on-line measurement device for Boiler Chemical system according to any one in claim 1-8, which is special
Levy and be, the pipe fitting in the on-line measurement device in addition to tubulose sample (9) is stainless steel pipe, and with described
The flange that pipe fitting is connected is steel flange.
10. the on-line measurement device for Boiler Chemical system according to any one in claim 1-8, which is special
Levy and be, tubulose sample (9) have identical material with the pipeline to be cleaned of the boiler, and have and the cleaning
The equal internal diameter of medium pilot conduits (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610960746.6A CN106442661A (en) | 2016-10-27 | 2016-10-27 | Online measurement device for chemical boiler cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610960746.6A CN106442661A (en) | 2016-10-27 | 2016-10-27 | Online measurement device for chemical boiler cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106442661A true CN106442661A (en) | 2017-02-22 |
Family
ID=58179748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610960746.6A Pending CN106442661A (en) | 2016-10-27 | 2016-10-27 | Online measurement device for chemical boiler cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106442661A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107844863A (en) * | 2017-11-15 | 2018-03-27 | 东北大学 | A kind of design method of supercritical power station boiler superheater tube Dow Chemical cleaning program |
| CN114682579A (en) * | 2020-12-31 | 2022-07-01 | 广东美的生活电器制造有限公司 | Method for cleaning inner wall of discharge pipe, slurry discharge device, food processor, and medium |
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| CN102721725A (en) * | 2012-06-04 | 2012-10-10 | 西安热工研究院有限公司 | Device and method for measuring corroding and cleaning effects on line in chemical cleaning process of power station boiler |
| CN103983299A (en) * | 2014-05-21 | 2014-08-13 | 西安热工研究院有限公司 | Simulation system for boiler superheater oxide skin flushing test |
| CN203786101U (en) * | 2014-01-18 | 2014-08-20 | 西安热工研究院有限公司 | Dynamic simulation testing device for chemical cleaning of power station boiler |
| CN104568734A (en) * | 2015-01-14 | 2015-04-29 | 天津大学 | System for monitoring metal corrosion behaviors in flowing corrosive medium |
| CN206515282U (en) * | 2016-10-27 | 2017-09-22 | 中国神华能源股份有限公司 | On-line measurement device for Boiler Chemical system |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102721725A (en) * | 2012-06-04 | 2012-10-10 | 西安热工研究院有限公司 | Device and method for measuring corroding and cleaning effects on line in chemical cleaning process of power station boiler |
| CN203786101U (en) * | 2014-01-18 | 2014-08-20 | 西安热工研究院有限公司 | Dynamic simulation testing device for chemical cleaning of power station boiler |
| CN103983299A (en) * | 2014-05-21 | 2014-08-13 | 西安热工研究院有限公司 | Simulation system for boiler superheater oxide skin flushing test |
| CN104568734A (en) * | 2015-01-14 | 2015-04-29 | 天津大学 | System for monitoring metal corrosion behaviors in flowing corrosive medium |
| CN206515282U (en) * | 2016-10-27 | 2017-09-22 | 中国神华能源股份有限公司 | On-line measurement device for Boiler Chemical system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107844863A (en) * | 2017-11-15 | 2018-03-27 | 东北大学 | A kind of design method of supercritical power station boiler superheater tube Dow Chemical cleaning program |
| CN114682579A (en) * | 2020-12-31 | 2022-07-01 | 广东美的生活电器制造有限公司 | Method for cleaning inner wall of discharge pipe, slurry discharge device, food processor, and medium |
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Application publication date: 20170222 |