CN203849248U - Desulphurized slurry foaming property researching device - Google Patents
Desulphurized slurry foaming property researching device Download PDFInfo
- Publication number
- CN203849248U CN203849248U CN201420259338.4U CN201420259338U CN203849248U CN 203849248 U CN203849248 U CN 203849248U CN 201420259338 U CN201420259338 U CN 201420259338U CN 203849248 U CN203849248 U CN 203849248U
- Authority
- CN
- China
- Prior art keywords
- communicated
- slurry
- slurries
- doffing
- foaming property
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 239000002002 slurry Substances 0.000 title claims abstract description 49
- 238000005187 foaming Methods 0.000 title abstract description 16
- 230000005587 bubbling Effects 0.000 claims description 22
- 210000003437 trachea Anatomy 0.000 claims description 15
- 238000006477 desulfuration reaction Methods 0.000 claims description 13
- 238000011160 research Methods 0.000 claims description 13
- 230000023556 desulfurization Effects 0.000 claims description 11
- 238000012360 testing method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 239000002518 antifoaming agent Substances 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 27
- 239000013530 defoamer Substances 0.000 description 12
- 239000007788 liquid Substances 0.000 description 8
- 239000006260 foam Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004088 simulation Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 210000004911 serous fluid Anatomy 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model relates to a desulphurized slurry foaming property researching device comprising an air bottle containing compressed air, a pressure reducing valve communicated with the air bottle, a three-way pipe communicated with the pressure reducing valve, a gas flowmeter communicated with the other orifice of the three-way pipe, and a cylinder communicated with the gas flowmeter through an air connecting pipe. The desulphurized slurry foaming property researching device is simple in structure, practical and capable of regulating the air intake to simulate different test conditions, intuitively observing the foaming condition of slurry and quantitatively researching the foaming property of the slurry; meanwhile, the using effect of a defoaming agent can be evaluated through researching the change conditions of the foaming property of the slurry before and after the defoaming agent is added.
Description
Technical field
The utility model relates to a kind of desulfurization slurry frothing capacity research device, is specially serous fluid processed by wet flue gas desulfurization quality research field.
Background technology
In the sulfur removal technology adopting at China coal fired thermal power plant, Limestone-gypsum Wet Flue Gas Desulfurization Process technique is most widely used a kind of flue gas desulfurization technique, and the mature and reliable that possesses skills, desulfuration efficiency is high, coal is adaptable, secondary product is convenient to the advantages such as comprehensive utilization.But, in actual motion, because boiler combustion is insufficient, lime stone and desulfurization water quality declines, the reasons such as not in place are adjusted in desulphurization system operation, usually there is the phenomenon that absorption tower slurries bubble.This kind of situation will cause absorbing tower liquid-level to control difficulty, easily occur slurries overflow, will produce following harm: internal oxidation district, absorption tower reduces, the oxidation effectiveness of desulphurization reaction declines, in slurries, sulfite concentration raises, and causes gypsum dehydration difficulty, reduces desulfuration efficiency, promotes fouling in tower; Slurry circulating pump entrance foam increases, and not only causes pump discharge flow to reduce, and reduces liquid-gas ratio, but also can increase pump impeller cavitation erosion risk; Overflow slurry enters desulfurization gas approach, the H wherein containing
+, Cl
-deng may cause boiler flue corrosion, reduce flue serviceable life; To containing the unit of GGH, also can cause GGH heat-transfer surface to stop up, increase desulphurization system resistance, affect set steady safe operation.Therefore, research desulfurization slurry frothing capacity is significant.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of research slurries frothing capacity that can be quantitative, and can compare defoamer and add the impact of front and back on desulfurization slurry frothing capacity, evaluates the desulfurization slurry frothing capacity research device of defoamer effect.
The utility model adopts following technical scheme:
The utility model comprises compressed-air actuated gas cylinder, the reduction valve being communicated with gas cylinder, the three-way pipe being communicated with reduction valve, the gas meter being communicated with another mouth of pipe of three-way pipe and the cylindrical shell being communicated with by trachea with gas meter is housed; Graduated upper bobbin is established at the bottom of described cylindrical shell comprises doffing and inside, described upper bobbin lower outside is threaded with upper inner at the bottom of doffing, at the bottom of doffing, top arranges bracing frame, support frame as described above is positioned at below, bobbin bottom, bubbling board is set on bracing frame, described bubbling board hollow, described bubbling board bottom end seal, through hole is evenly set on top, at bubbling board side, side opening is set, the outlet of described trachea is connected with side opening by doffing downside wall, in trachea lower end, stop valve is set, and the side pipe of described three-way pipe is communicated with variable valve.
The utility model good effect is as follows: the utility model bubbling board is detachable; The perforate of bubbling board end face is for generation of bubble; Trachea top height is half of upper bobbin height, can effectively prevent that ororrhea flows in gas meter in the situation that of gas cylinder deficency; Trachea bottom is provided with stop valve, before ventilation in complete shut-down state; After ventilation, in full-gear, by regulating control valve opening, can change the gas flow entering in slurries, simulation different tests operating mode.The utility model is simple and practical, can regulate the different operating condition of test of simulation to air inflow, observes intuitively slurries foaming situation, quantitative research slurries frothing capacity; Meanwhile, before research defoamer adds under latter two operating mode, the situation of change of slurries frothing capacity, can evaluate the result of use of defoamer.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is the utility model bubbling board structural representation.
In the accompanying drawings: bobbin, 11 bubbling boards, 12 through holes, 13 side openings at the bottom of 1 gas cylinder, 2 reduction valve, 3 three-way pipes, 4 gas meters, 5 tracheas, 6 variable valve, 7 stop valves, 8 doffings, on 9 bracing frames, 10.
Embodiment
As shown in accompanying drawing 1,2, the utility model comprise be equipped with compressed-air actuated gas cylinder 1, the reduction valve 2 being communicated with gas cylinder 1, be communicated with reduction valve 23,4 and the cylindrical shell that is communicated with by trachea 5 with gas meter 4 that are communicated with three-way pipe 3 another mouths of pipe, described cylindrical shell comprise at the bottom of doffing 8 and inside establish graduated upper bobbin 10, described upper bobbin 10 lower outsides are threaded with 8 upper inner at the bottom of doffing, at the bottom of doffing, 8 tops arrange bracing frame 9, support frame as described above 9 is positioned at bobbin 10 belows, bottom, bubbling board 11 is set on bracing frame 9, described bubbling board 11 hollows, described bubbling board 11 bottom end seal, through hole 12 is evenly set on top, at bubbling board 11 sides, side opening 13 is set, the outlet of described trachea 5 is connected with side opening 13 by 8 sidewalls at the bottom of doffing, in trachea 5 lower ends, stop valve 7 is set, the side pipe of described three-way pipe 3 is communicated with variable valve 6.Between described gas cylinder 1, reduction valve 2, three-way pipe 3, gas meter 4 and variable valve 6 by connecting communicating pipe.
Performance capability comparison between different slurries:
After the utility model installs, close reduction valve 2, variable valve 6 and stop valve 7; Slurries a is poured in cylindrical shell, cover bubbling board, record slurries liquid level now
h 1 .For preventing that, after foaming, ororrhea flows out cylindrical shell, slurries liquid level is no more than 1/3rd of cylindrical shell height.
Open gas cylinder 1, reduction valve 2 and variable valve 6, air is all entered in atmosphere by the side pipe of three-way pipe 3; Then standard-sized sheet stop valve 7, and part air enters by gas meter 4, trachea 5, side opening 13 and enters in bubbling board 11, from through hole 12 outflows of bubbling board 11, enter slurries and form foaming; Adjust variable valve 6 apertures, until the gas flow entering in slurries reaches trial value, record air flow meter reading now
v.
After gas flow regulates, observe the foaming situation of slurries, and the slurries liquid level after record foaming
h 2 .
The frothing capacity of slurries a is used
represent.
Utilize said method to carry out the frothing capacity research of slurries b, before bubbling, the liquid level of slurries b is still
h 1 , gas flow evaluation is set to
v, the slurries liquid level after foaming is
h 3 .The frothing capacity of slurries b is used
represent.
Slurries foaming situation by two kinds of slurries of comparative observation under same gas flow, as foam size, foam height, and
with
be worth, can compare the frothing capacity of slurries a and b.
Defoamer is added in slurries a, utilize said method to add the slurries frothing capacity research after defoamer, after defoamer adds, the liquid level of slurries a is still
h 1 , gas flow evaluation is set to
v, the slurries liquid level after foaming is
h 4 .After defoamer adds, the frothing capacity of slurries a is used
represent.
Before and after adding by comparative observation defoamer, the slurries foaming situation of slurries a under same gas flow, as foam size, foam height, and
with
be worth, can evaluate the performance of defoamer.
The utility model bubbling board 11 is detachable; Bubbling board 11 end face perforates are for generation of bubble; Trachea 5 top height are half of upper bobbin height, can effectively prevent that ororrhea flows in gas meter in the situation that of gas cylinder deficency; Trachea bottom is provided with stop valve, before ventilation in complete shut-down state; After ventilation, in full-gear, by regulating control valve opening, can change the gas flow entering in slurries, simulation different tests operating mode.The utility model is simple and practical, can regulate the different operating condition of test of simulation to air inflow, observes intuitively slurries foaming situation, quantitative research slurries frothing capacity; Meanwhile, before research defoamer adds under latter two operating mode, the situation of change of slurries frothing capacity, can evaluate the result of use of defoamer.
Claims (1)
1. a desulfurization slurry frothing capacity research device, is characterized in that it comprises compressed-air actuated gas cylinder (1), the reduction valve (2) being communicated with gas cylinder (1), the three-way pipe (3) being communicated with reduction valve (2), the gas meter (4) being communicated with another mouth of pipe of three-way pipe (3) and the cylindrical shell being communicated with by trachea (5) with gas meter (4) are housed, at the bottom of described cylindrical shell comprises doffing, graduated upper bobbin (10) is established in (8) and inside, described upper bobbin (10) lower outside is threaded with (8) upper inner at the bottom of doffing, at the bottom of doffing, (8) top arranges bracing frame (9), support frame as described above (9) is positioned at below, bobbin (10) bottom, bubbling board (11) is set on bracing frame (9), described bubbling board (11) hollow, described bubbling board (11) bottom end seal, through hole (12) is evenly set on top, at bubbling board (11) side, side opening (13) is set, the outlet of described trachea (5) is connected with side opening (13) by (8) sidewall at the bottom of doffing, in trachea (5) lower end, stop valve (7) is set, the side pipe of described three-way pipe (3) is communicated with variable valve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420259338.4U CN203849248U (en) | 2014-05-21 | 2014-05-21 | Desulphurized slurry foaming property researching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420259338.4U CN203849248U (en) | 2014-05-21 | 2014-05-21 | Desulphurized slurry foaming property researching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203849248U true CN203849248U (en) | 2014-09-24 |
Family
ID=51562249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420259338.4U Expired - Fee Related CN203849248U (en) | 2014-05-21 | 2014-05-21 | Desulphurized slurry foaming property researching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203849248U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301182A (en) * | 2015-08-19 | 2016-02-03 | 河北中康韦尔环境科技有限公司 | Compound indoor air quality monitoring device |
| CN107462669A (en) * | 2016-06-03 | 2017-12-12 | 中国石油化工股份有限公司 | A kind of amine liquid for desulphurization sparger and method |
-
2014
- 2014-05-21 CN CN201420259338.4U patent/CN203849248U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301182A (en) * | 2015-08-19 | 2016-02-03 | 河北中康韦尔环境科技有限公司 | Compound indoor air quality monitoring device |
| CN107462669A (en) * | 2016-06-03 | 2017-12-12 | 中国石油化工股份有限公司 | A kind of amine liquid for desulphurization sparger and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20160521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |