CN205958550U - Over heater cinder chemical cleaning analogue test device - Google Patents
Over heater cinder chemical cleaning analogue test device Download PDFInfo
- Publication number
- CN205958550U CN205958550U CN201620984239.1U CN201620984239U CN205958550U CN 205958550 U CN205958550 U CN 205958550U CN 201620984239 U CN201620984239 U CN 201620984239U CN 205958550 U CN205958550 U CN 205958550U
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- corrosion
- valve
- flowmeter
- cleaning
- test device
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- 238000004140 cleaning Methods 0.000 title claims abstract description 104
- 238000012360 testing method Methods 0.000 title claims abstract description 27
- 239000000126 substance Substances 0.000 title claims abstract description 24
- 239000003818 cinder Substances 0.000 title abstract 2
- 230000007797 corrosion Effects 0.000 claims abstract description 49
- 238000005260 corrosion Methods 0.000 claims abstract description 49
- 239000011521 glass Substances 0.000 claims abstract description 35
- 238000004088 simulation Methods 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 21
- 238000012544 monitoring process Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 239000005336 safety glass Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000003628 erosive effect Effects 0.000 claims description 3
- 229950000845 politef Drugs 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000002000 scavenging effect Effects 0.000 abstract 4
- 230000005611 electricity Effects 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 23
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 241000233855 Orchidaceae Species 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 241000628997 Flos Species 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005094 computer simulation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Abstract
The utility model discloses an over heater cinder chemical cleaning analogue test device, including solution tank, corrosion -resistant scavenging pump, first -class gauge, second flowmeter, monitor tube, W type glass pipe, connecting tube and power, solution tank's export through first valve with the entry linkage of corrosion -resistant scavenging pump, the export of corrosion -resistant scavenging pump pass through the second valve to be connected with first -class gauge and second flowmeter respectively, and first -class gauge passes through the entry linkage of third valve and monitor tube, the second flowmeter passes through four valves and W type glass tube connected, and the export of monitor tube is connected with the connecting tube through the 5th valve, W type glass pipe is connected with the connecting tube through the 6th valve, and the connecting tube is connected with solution tank through the 7th valve, corrosion -resistant scavenging pump is connected with the power electricity, and solution tank is equipped with cleaning solution, the utility model discloses can simulate the abluent actual conditions of over heater authentic and validly.
Description
Technical field
This utility model is related to Utility Boiler Superheater Chemical cleaning field, more particularly, to a kind of superheater oxide skin chemistry
Cleaning simulation test device.
Background technology
After Utility Boiler Superheater runs a period of time, superheater inner-walls of duct can be continuously generated the oxide skin of ferrum, this
A little oxide skins can be peeled off with the increase of thickness in unit operation or shutdown process in aggravation, and the deposition of oxide skin can cause pipeline to block up
Plug overtemperature tube burst, oxide skin also can make stop valve jam and turbine blade erosion etc., peel off oxide skin simultaneously and damage steam turbine
Steam turbine efficiency can be made to decline with stream part, have a strong impact on the safe and stable operation of generating set.
Chemical cleaning technique is the effective ways removing superheater oxide skin, needs to carry out dynamic analog examination before Chemical cleaning
Test, to determine cleaning.Conventional Chemical cleaning dynamic simulation test bed has following limitation：
（1）Typically carry out bonding using materials such as organic plasticss to make, system is pressure, heat resistance is poor, and leakage is frequent, no
The simulation process that the cleaning of superheater oxide skin can be met requires；
（2）Different cleaning flow velocitys can not be simulated different size of oxide skin granule is loosened with the observation examination carrying effect
Test；
（3）The true cleaning state within W or U-shaped superheater pipeline can not be simulated.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of superheater oxygen for above-mentioned the deficiencies in the prior art
Change skin Chemical cleaning simulation test device, this superheater oxide skin Chemical cleaning simulation test device being capable of authentic and valid simulation
The situation at superheater cleaning scene is so that it is determined that rational chemical cleaning technology.
For realizing above-mentioned technical purpose, the technical scheme that this utility model is taken is：
A kind of superheater oxide skin Chemical cleaning simulation test device, including liquor box, corrosion-resistant cleaning pump, first flow
Meter, second flowmeter, monitor pipe, W type glass tubing, connecting pipe and power supply, the outlet of described liquor box pass through the first valve and
The entrance of described corrosion-resistant cleaning pump connects, the outlet of described corrosion-resistant cleaning pump pass through the second valve respectively with first flowmeter
Connect with second flowmeter, described first flowmeter is passed through the 3rd valve and is connected with the entrance monitoring pipe, described second flowmeter
It is connected with W type glass tubing by the 4th valve, the described outlet monitoring pipe is connected with connecting pipe by the 5th valve, described W
Type glass tubing is connected with connecting pipe by the 6th valve, and described connecting pipe is connected with liquor box by the 7th valve；Described
Corrosion-resistant cleaning pump and power electric connection, described liquor box is equipped with cleaning solution.
As the further improved technical scheme of this utility model, also include temperature controller, electrical heating elements and thermometric
Element, described electrical heating elements and temperature element are arranged on the inside of liquor box, and described electrical heating elements and temperature element are respectively
Electrically connect with temperature controller, described temperature controller, electrical heating elements and temperature element respectively with power electric connection；Described survey
Warm element is used for measuring in liquor box the temperature information of cleaning solution and sending temperature information to temperature controller, described electrical heating
Element is used for according to the control instruction of temperature controller, cleaning solution in liquor box being heated, and described power supply is used for as temperature
Controller, electrical heating elements, temperature element and corrosion-resistant cleaning pump provide electric energy.
As the further improved technical scheme of this utility model, the top of described liquor box is provided with dosing opening, institute
The surface stating dosing opening has dosing mouth to cover, and the side of described liquor box is provided with liquidometer, and the bottom of described liquor box leads to
Cross the 8th valve and be connected with exhaust openings.
As the further improved technical scheme of this utility model, described connecting pipe is 316L stainless steel pipes.
As the further improved technical scheme of this utility model, the entrance and exit of described supervision pipe is respectively connected with method
Orchid, the two ends of described W type glass tubing are respectively connected with flange, and described flange adopts rustless steel Quick hoop to link, described W type glass
Pipe is made up of two U-shaped safety glass pipes.
As the further improved technical scheme of this utility model, described supervision pipe be internally provided with corrosion indicator,
The described fixed support being internally provided with for hanging corrosion indicator monitoring pipe.
As the further improved technical scheme of this utility model, the exit of described corrosion-resistant cleaning pump is provided with first
Pressure gauge, described connecting pipe is provided with second pressure table.
As the further improved technical scheme of this utility model, described first flowmeter and second flowmeter are 316L
Material corrosion resistance metallic rotameter.
As the further improved technical scheme of this utility model, described corrosion-resistant cleaning pump adopts politef material
Matter.
As the further improved technical scheme of this utility model, also include being provided with the framework of four wheels, described solution
Case, corrosion-resistant cleaning pump, first flowmeter, second flowmeter, supervision pipe, W type glass tubing, connecting pipe and power supply are arranged at
Above framework.
This utility model uses W type glass tubing to simulate superheater, by W type glass tubing mock inspection superheater internal oxidition skin
Internal state during particle cleaning, can overcome the shortcomings of existing conventional simulation device, being capable of true, convenient, efficient topotype
Intend superheater oxide skin cleaning, actual close to engineering.There is advantages below：
（1）This utility model is made using 316L stainless steel pipes and U-shaped safety glass pipe, can 90 DEG C -95 DEG C of heatproof,
Pressure 1.0MPa, does not tightly leak, and meets the technical requirements of superheater oxide skin Chemical cleaning simulation test device；
（2）Can facilitate, intuitively different cleaning flow velocitys be simulated to different big in W type glass tubing by corrosion-resistant cleaning pump
Little oxide skin granule loosens the observation experiment carrying effect, monitors that pipe can monitor the process of cleaning and the knot of cleaning in real time
Really；
（3）The true cleaning state within W superheater pipeline or U-shaped superheater pipeline can be simulated, by W type glass tubing
Transparency be easy to observe cleaning state in W type glass tubing, be more nearly engineering actual；
（4）The temperature of the cleaning solution in liquor box can be precisely controlled by temperature controller, thus being precisely controlled this
The cleaning temperature of utility model, accurately passes through to monitor the etch state that pipe monitors corrosion indicator.
Brief description
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Below according to Fig. 1, specific embodiment of the present utility model is further illustrated：
Referring to Fig. 1, a kind of superheater oxide skin Chemical cleaning simulation test device, including liquor box 2, corrosion-resistant cleaning pump
1st, first flowmeter 3, second flowmeter 4, supervision pipe 5, W type glass tubing 6, connecting pipe and power supply, the outlet of described liquor box 2
It is connected with the entrance of described corrosion-resistant cleaning pump 1 by the first valve, the second valve is passed through in the outlet of described corrosion-resistant cleaning pump 1
It is connected with first flowmeter 3 and second flowmeter 4 respectively, described first flowmeter 3 is passed through the 3rd valve and monitored the entrance of pipe 5
Connect, described second flowmeter 4 is connected with W type glass tubing 6 by the 4th valve, the 5th valve is passed through in the described outlet monitoring pipe 5
Door is connected with connecting pipe, and described W type glass tubing 6 is connected with connecting pipe by the 6th valve, and described connecting pipe is by the
Seven valves are connected with liquor box 2；Described corrosion-resistant cleaning pump 1 and power electric connection, described liquor box 2 is equipped with cleaning solution.
In the present embodiment, also include temperature controller 8, electrical heating elements 10 and temperature element 9, described electrical heating elements 10
It is arranged on the inside of liquor box 2 with temperature element 9, described electrical heating elements 10 and temperature element 9 are electric with temperature controller 8 respectively
Connect, described temperature controller 8, electrical heating elements 10 and temperature element 9 respectively with power electric connection；Described temperature element 9 is used
The temperature information of cleaning solution send temperature information to temperature controller 8, described electrical heating elements 10 in measurement liquor box 2
For the control instruction according to temperature controller 8, cleaning solution in liquor box 2 is heated, described power supply is used for as temperature control
Instrument 8 processed, electrical heating elements 10, temperature element 9 and corrosion-resistant cleaning pump 1 provide electric energy.
In the present embodiment, the top of described liquor box 2 is provided with dosing opening 14, the surface of described dosing opening 14 have plus
Medicine mouth covers, and the side of described liquor box 2 is provided with liquidometer 11, and the bottom of described liquor box 2 is connected with by the 8th valve
Exhaust openings 12.
In the present embodiment, described connecting pipe is 316L stainless steel pipes.
In the present embodiment, the described entrance and exit monitoring pipe 5 is respectively connected with flange, and the two ends of described W type glass tubing 6 are equal
It is connected with flange, described flange adopts rustless steel Quick hoop to link, and described W type glass tubing 6 is by two U-shaped safety glass pipe groups
Become.
In the present embodiment, described monitor pipe 5 be internally provided with corrosion indicator, being internally provided with of described supervision pipe 5
For hanging the fixed support of corrosion indicator.
In the present embodiment, the exit of described corrosion-resistant cleaning pump 1 is provided with first pressure table 7, on described connecting pipe
It is provided with second pressure table 15.
In the present embodiment, described first flowmeter 3 and second flowmeter 4 are 316L material corrosion resistance metallic rotator flow
Meter.
In the present embodiment, described corrosion-resistant cleaning pump 1 adopts politef material.
In the present embodiment, also include being provided with the framework of four wheels, described liquor box 2, corrosion-resistant cleaning pump 1, first-class
Gauge 3, second flowmeter 4, supervision pipe 5, W type glass tubing 6, connecting pipe and power supply are arranged above framework.This enforcement
It is provided with sample tap 13 between second valve and second flowmeter 4, sample tap 13 facilitates testing crew to be sampled in example.
Work process of the present utility model is：Open the dosing mouth capping of liquor box 2, from the dosing at the top of liquor box 2
Add cleaning solution at opening 14, observe the volume adding cleaning solution by liquidometer 11, the demand according to itself adds closes
After suitable cleaning solution, temperature element 9 detects the temperature of cleaning solution in real time and sends temperature information to temperature controller 8,
Electrical heating elements 10 heat to cleaning solution in liquor box 2 according to the control instruction of temperature controller 8, when being heated to test
During personnel's predetermined temperature value, electrical heating elements 10 stop to clear in liquor box 2 according to the control instruction of temperature controller 8
Dilution is heated, and the temperature that the effect of therefore temperature controller 8 is to maintain the cleaning solution in liquor box 2 is constant temperature；Beat
Drive the switch of corrosion-resistant cleaning pump 1, power supply provides electric energy for corrosion-resistant cleaning pump 1, corrosion-resistant cleaning pump 1 drives in liquor box 2
Cleaning solution flowing, subsequently successively manual unlocking first valve, the second valve, the 3rd valve, the 4th valve, the 5th valve,
6th valve and the 7th valve, then open the flange of the entrance and exit monitoring pipe 5, and the method at the two ends of W type glass tubing 6
Orchid, cleaning solution flows out and passes sequentially through the first valve, corrosion-resistant cleaning pump 1, first pressure table 7, the second valve from liquor box 2
Door, first flowmeter 3, the 3rd valve, flange, supervision pipe 5, flange, the 5th valve, second pressure table 15 and connecting pipe,
Pass through the 7th valve afterwards and flow into liquor box 2, cleaning solution also flows out from liquor box 2 and also passes sequentially through the first valve, corrosion-resistant clear
Wash pump 1, first pressure table 7, the second valve, second flowmeter 4, the 4th valve, flange, W type glass tubing 6, flange, the 6th valve
Door, second pressure table 15 and connecting pipe, flow into liquor box 2 finally by the 7th valve；Wherein first flowmeter 3 is used for detecting
By monitoring the flow of the cleaning solution of pipe 5, second flowmeter 4 is used for the stream by the cleaning solution of W type glass tubing 6 for the detection
Amount, first pressure table 7 is used for detecting the pressure of the cleaning solution of exit trickling of corrosion-resistant cleaning pump 1, second pressure table 15
For detecting the pressure of the cleaning solution of trickling on connecting pipe, testing crew passes through flow and pressure understands test in real time
State, monitors that pipe 5 can monitor the etch state of corrosion indicator thus monitoring cleaning state of the present utility model, W type in real time
Glass tubing 6 is the superheater of simulation, and W type glass tubing 6 is made up of two U-shaped safety glass pipes, it is achieved thereby that simulation W type is overheated
True cleaning state within device pipeline or U-shaped superheater pipeline, after the completion of cleaning, opens the 8th valve at floss hole, from
Cleaning solution is discharged at the exhaust openings 12 of the bottom of liquor box 2.
This utility model is made using 316L stainless steel pipes and U-shaped safety glass pipe, can 90 DEG C -95 DEG C of heatproof, resistance to
Pressure 1.0MPa, does not tightly leak, meets the technical requirements of superheater oxide skin Chemical cleaning simulation test device；Can facilitate, directly perceived
Ground simulates by corrosion-resistant cleaning pump 1 that different cleaning flow velocitys are loosening to different size of oxide skin granule in W type glass tubing 6 to be taken
With the observation experiment of effect, monitor that pipe 5 can monitor the process of cleaning and the result of cleaning in real time；W superheater tube can be simulated
True cleaning state within road or U-shaped superheater pipeline, is easy to observe W type glass tubing 6 by the transparency of W type glass tubing 6
Interior cleaning state, is more nearly engineering actual；Cleaning solution in liquor box 2 can be precisely controlled by temperature controller 8
Temperature, thus being precisely controlled cleaning temperature of the present utility model, accurately passes through to monitor the corrosion shape that pipe 5 monitors corrosion indicator
State.
Protection domain of the present utility model includes but is not limited to embodiment of above, and protection domain of the present utility model is to weigh
Sharp claim is defined, and any replacement that those skilled in the art that this technology is made is readily apparent that, deformation, improvement each fall within
Protection domain of the present utility model.
Claims (10)
1. a kind of superheater oxide skin Chemical cleaning simulation test device it is characterised in that：Including liquor box, corrosion-resistant cleaning
Pump, first flowmeter, second flowmeter, supervision pipe, W type glass tubing, connecting pipe and power supply, the outlet of described liquor box is passed through
First valve is connected with the entrance of described corrosion-resistant cleaning pump, the outlet of described corrosion-resistant cleaning pump pass through the second valve respectively with
First flowmeter and second flowmeter connect, and described first flowmeter is passed through the 3rd valve and is connected with the entrance monitoring pipe, described
Second flowmeter is connected with W type glass tubing by the 4th valve, and the 5th valve and connecting pipe are passed through in the described outlet monitoring pipe
Connect, described W type glass tubing is connected with connecting pipe by the 6th valve, described connecting pipe passes through the 7th valve and liquor box
Connect；Described corrosion-resistant cleaning pump and power electric connection, described liquor box is equipped with cleaning solution.
2. superheater oxide skin Chemical cleaning simulation test device according to claim 1 it is characterised in that：Also include temperature
Degree controller, electrical heating elements and temperature element, described electrical heating elements and temperature element are arranged on the inside of liquor box, described
Electrical heating elements and temperature element are electrically connected with temperature controller respectively, described temperature controller, electrical heating elements and thermometric unit
Part respectively with power electric connection；Described temperature element is used for measuring in liquor box the temperature information of cleaning solution and sending temperature letter
Cease temperature controller, described electrical heating elements are used for according to the control instruction of temperature controller, cleaning solution in liquor box being entered
Row heating, described power supply is used for providing electric energy for temperature controller, electrical heating elements, temperature element and corrosion-resistant cleaning pump.
3. superheater oxide skin Chemical cleaning simulation test device according to claim 2 it is characterised in that：Described solution
The top of case is provided with dosing opening, and the surface of described dosing opening has dosing mouth to cover, and the side of described liquor box is provided with
Liquidometer, the bottom of described liquor box is connected with exhaust openings by the 8th valve.
4. superheater oxide skin Chemical cleaning simulation test device according to claim 3 it is characterised in that：Described connection
Pipeline is 316L stainless steel pipes.
5. superheater oxide skin Chemical cleaning simulation test device according to claim 4 it is characterised in that：Described supervision
The entrance and exit of pipe is respectively connected with flange, and the two ends of described W type glass tubing are respectively connected with flange, and described flange adopts rustless steel
Quick hoop links, and described W type glass tubing is made up of two U-shaped safety glass pipes.
6. superheater oxide skin Chemical cleaning simulation test device according to claim 5 it is characterised in that：Described supervision
Pipe be internally provided with corrosion indicator, the fixed support being internally provided with for hanging corrosion indicator of described supervision pipe.
7. superheater oxide skin Chemical cleaning simulation test device according to claim 1 it is characterised in that：Described corrosion resistant
The exit of erosion cleaning pump is provided with first pressure table, and described connecting pipe is provided with second pressure table.
8. superheater oxide skin Chemical cleaning simulation test device according to claim 1 it is characterised in that：Described first
Effusion meter and second flowmeter are 316L material corrosion resistance metallic rotameter.
9. superheater oxide skin Chemical cleaning simulation test device according to claim 1 it is characterised in that：Described corrosion resistant
Erosion cleaning pump adopts politef material.
10. superheater oxide skin Chemical cleaning simulation test device according to claim 1 it is characterised in that：Also include
It is provided with the framework of four wheels, described liquor box, corrosion-resistant cleaning pump, first flowmeter, second flowmeter, supervision pipe, W type glass
Glass pipe, connecting pipe and power supply are arranged above framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620984239.1U CN205958550U (en) | 2016-08-30 | 2016-08-30 | Over heater cinder chemical cleaning analogue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620984239.1U CN205958550U (en) | 2016-08-30 | 2016-08-30 | Over heater cinder chemical cleaning analogue test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205958550U true CN205958550U (en) | 2017-02-15 |
Family
ID=57978430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620984239.1U Active CN205958550U (en) | 2016-08-30 | 2016-08-30 | Over heater cinder chemical cleaning analogue test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205958550U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078931A (en) * | 2018-08-03 | 2018-12-25 | 西安热工研究院有限公司 | The dynamic simulation tester and application method of high temperature gas cooled reactor nuclear power unit secondary circuit chemical cleaning |
| CN113126669A (en) * | 2021-04-20 | 2021-07-16 | 西安热工研究院有限公司 | Temperature control protection system for chemical cleaning test device and working method |
-
2016
- 2016-08-30 CN CN201620984239.1U patent/CN205958550U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078931A (en) * | 2018-08-03 | 2018-12-25 | 西安热工研究院有限公司 | The dynamic simulation tester and application method of high temperature gas cooled reactor nuclear power unit secondary circuit chemical cleaning |
| CN113126669A (en) * | 2021-04-20 | 2021-07-16 | 西安热工研究院有限公司 | Temperature control protection system for chemical cleaning test device and working method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |