CN201362637Y - Residual heat recovery and desulfurization dust removal device of glass melter - Google Patents
Residual heat recovery and desulfurization dust removal device of glass melter Download PDFInfo
- Publication number
- CN201362637Y CN201362637Y CNU2009200689396U CN200920068939U CN201362637Y CN 201362637 Y CN201362637 Y CN 201362637Y CN U2009200689396 U CNU2009200689396 U CN U2009200689396U CN 200920068939 U CN200920068939 U CN 200920068939U CN 201362637 Y CN201362637 Y CN 201362637Y
- Authority
- CN
- China
- Prior art keywords
- desulfurization
- pipeline
- glass melter
- gas
- desulfurization dust
- 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 - Lifetime
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
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- Treating Waste Gases (AREA)
Abstract
The utility model relates to the technical field of industrial residual gas processing equipment, in particular to a residual heat recovery and desulfurization dust-removal device of a glass melter. The outlet of a gas duct of the glass melter is connected with a gas residual heat exchanger, a desulfurization dust-removal tower and a desulfurization circulation tank sequentially by a pipeline; an induced draft fan is connected on the pipeline between the gas residual heat exchanger and the desulfurization dust-removal tower; the desulfurization dust-removal tower is connected with the desulfurization circulation tank by an input pipeline and an output pipeline; a desulfurization medium pump is connected on the output pipeline; a circulation pipeline is also connected between the top part and the bottom part of the desulfurization dust-removal tower; and a desulfurization medium circulation pump is connected on the circulation pipeline. The device mainly solves the technical problems existing in the melter for producing glass that the atmosphere is polluted due to high energy consumption, high-temperature gas emission and sulfur dioxide emission; and the surplus heat energy is wasted, so as not to be utilized; therefore, the requirements on energy saving and environment protection are met.
Description
Technical field
The utility model relates to the waste heat recovery and the desulfation dust-extraction device of the treatment unit technical field, particularly a kind of glass melter of industrial gaseous waste.
Background technology
Along with sun power utilizes cause and development of technology, though the substrate----solar energy ultra-white configurated glass that photovoltaic electrification component uses it in the sun power utilization be that a kind of environmental protection energy melts at melting furnaces as glass, incendiary is that heavy oil also is the energy in the manufacturing processed, and combustion processes can be discharged sulfur dioxide gas environment is brought threat.Restricting to a great extent glass industry especially sun power utilize the development of cause.So how manufacturing enterprise controls fuel consumption and the minimizing pollutant emission is the main problem that must solve and face.
The utility model content
The purpose of this utility model is to provide a kind of waste heat recovery and desulfation dust-extraction device of glass melter, mainly solve its high energy consumption of melting furnaces, the high-temperature gas discharging of glass production and sulfur dioxide emissions to atmospheric pollution and produce unnecessary heat energy and lose and unserviceable technical problem in vain, to reach save energy, requirements of green environmental protection.
For addressing the above problem, the utility model is achieved in that
A kind of waste heat recovery of glass melter and desulfation dust-extraction device is characterized in that: the flue outlet place at glass melter connects fume afterheat interchanger, desulfurization and dedusting tower and desulphurization circulating pond successively by pipeline; Be connected with induced draft fan on the pipeline between described fume afterheat interchanger and the desulfurization and dedusting tower; Be connected with delivery conduit by intake line between described desulfurization and dedusting tower and the desulphurization circulating pond, wherein, be connected with the desulfurization medium pump on the delivery conduit; Also be connected with circulation line between the top and bottom of described desulfurization and dedusting tower, be connected with desulfurization medium circulation pump on this circulation line.
The waste heat recovery of described glass melter and desulfation dust-extraction device is characterized in that: the flue of described glass melter is provided with flue valve.
The waste heat recovery of described glass melter and desulfation dust-extraction device, it is characterized in that: described fume afterheat interchanger comprises the heat pipe of residual-heat exchanger, wick is set in the tube body of heat pipe, and is provided with working medium in tube body of heat pipe, this tube body of heat pipe one end is provided with towards the liquid sealing tube.
By technique scheme, the beneficial effects of the utility model are:
The utility model device adopts energy recovery new technology and double alkali method desulfurizing technology, undergoes technological transformation at the flue outlet place of glass melter, and installation fume afterheat interchanger, desulfurization and dedusting tower, desulfurization follow the pond.Its operational path: flue gas earlier by residual-heat exchanger with waste heat recovery; and be converted into steam; replace original 2 oil-fired steam boilers; flue gas enters the desulfurization and dedusting tower then; carry out desulfurization and dedusting by rotating stream tray scrubber; thereby reach heat energy recycle and reduce the exhaust emission discharging, reach the purpose of energy-saving and emission-reduction, protection environment.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of fume afterheat interchanger heat pipe in the utility model.
Embodiment
See also Fig. 1, the utility model discloses a kind of waste heat recovery and desulfation dust-extraction device of glass melter.As shown in the figure: the flue outlet place at glass melter 1 connects fume afterheat interchanger 2, desulfurization and dedusting tower 3 and desulphurization circulating pond 4 successively by pipeline; Be connected with induced draft fan 5 on the pipeline between described fume afterheat interchanger 2 and the desulfurization and dedusting tower 3; Be connected with delivery conduit by intake line between described desulfurization and dedusting tower 3 and the desulphurization circulating pond 4, wherein, be connected with desulfurization medium pump 6 on the delivery conduit; Also be connected with circulation line between the top and bottom of described desulfurization and dedusting tower 3, be connected with desulfurization medium circulation pump 7 on this circulation line.The flue of described glass melter 1 is provided with flue valve 11.
As shown in Figure 2, described fume afterheat interchanger 2 comprises the heat pipe 21 of residual-heat exchanger, in heat pipe 21 bodys wick 22 is set, and is provided with working medium 23 in heat pipe 21 bodys, and this heat pipe 21 bodys one end is provided with towards liquid sealing tube 24.Energy recovery is the heat pipe by residual-heat exchanger mainly.Heat pipe has the element of the extra-high-speed capacity of heat transmission, is divided into heating zone A, heat release section B, adiabatic section C.Working medium 23 in the pipe is formed by multiple inorganic active metal and compound thereof, has superpower hot activity and heat sensitivity, meets heat and inhales, and meets cold and puts.This hot superconduction working medium is activated at a certain temperature during work, transmits heat with molecule concussion phase deformation type, and thermal conductivity is 10,000 times of common metal, and heat transfer temperature is not almost decayed and can be transmitted at a terrific speed.Working medium is in heating zone heat absorption vaporization, condenses to heat release section and emits heat, and be back to heating zone and absorb heat again, heat is delivered to the other end from an end, thereby reaches the heat exchange purpose.
Fume afterheat interchanger main technical details:
| The heat pipe waste-heat recoverer | Main technical details |
| Average exhaust gas volumn (m 3/h) | 18000m 3/h |
| The average flue-gas temperature of import ℃ | 360 |
| Steam output (t/h) | 1.5/h |
| Exhanst gas outlet temperature ℃ | 170 |
| Device interior resistance Pa | Maximum＜400Pa |
| Nominal steam pressure MPa | 0.6 |
| Nominal steam temperature ℃ | 158 |
| Water-in temperature ℃ | 20 |
Desulfurization and dedusting tower 3 adopts the rotating stream tray scrubber double alkali method desulfurizing technology, and rotating stream tray adopts stainless steel to make.Waste gas enters through the tangential king-tower of the pre-cold water spray of tower bottom, carry out gas-to-liquid contact by the eddy flow plate after, the demister in king-tower carries out gas-liquid separation, to greatest extent water droplet is removed down from king-tower; Waste gas is taken out through the frequency conversion induced draft fan and is drawn, by the chimney emptying.
The flow process of absorption liquid is:
One, enters from desulfurization and dedusting tower king-tower top, on the eddy flow plate, disperseed, carry out the contact (Na of gas-liquid two-phase by air-flow
2CO
3+ SO
2→ Na
2SO
3+ CO
2);
Two, finish the absorption back and flow out from desulfurization and dedusting tower king-tower bottom, (a certain amount of soda (2NaOH+SO of regular replenishment regenerates through channel inflow desulphurization circulating pond
2→ Na
2SO
3+ H
2O), the volumetric molar concentration of sodium base alkali is remained between 0.2 ∽ 0.3);
Three, returning king-tower top, desulphurization circulating pond by desulfurization medium circulation pump again recycles and reuptakes SO
2(Na
2SO
3+ SO
2+ H
2O → 2NaHSO
3).The sodium base absorbs sulfurous gas speed height, can obtain higher desulfurization degree under lower liquid-gas ratio; The sweetening process reaction equation is as follows:
(1)Na
2CO
3+SO
2→Na
2SO
3+CO
2↑
(2)2NaOH+SO
2→Na
2SO
3+H
2O
(3)Na
2SO
3+SO
2+H
2O→2NaHSO
3
(4)2NaHSO
3+Ca(OH)
2→Na
2SO
3+CaSO
3+2H
2O
(5)Na
2SO
3+Ca(OH)
2→2NaOH+CaSO
3，
Wherein: the NaCO unloading phase that formula (1) being
3Solution absorption SO
2Reaction; Formula (2) is regenerated liquid pH value when higher (being higher than 9), solution absorption SO
2Principal reaction; Principal reaction when formula (3) is regenerated liquid pH value lower (5 ∽ 9).
Formula (4) is a first step regenerative response, and formula (5) is for being regenerated to the main reaction that continues generation after PH＞9.The CaSO that is generated
3And by product CaSO
4Be deposited in the pond with the hemihydrate form.
Being preferred embodiment of the present utility model only in sum, is not to be used for limiting practical range of the present utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should be technology category of the present utility model.
Claims (3)
1, a kind of waste heat recovery of glass melter and desulfation dust-extraction device is characterized in that: the flue outlet place at glass melter (1) connects fume afterheat interchanger (2), desulfurization and dedusting tower (3) and desulphurization circulating pond (4) successively by pipeline; Be connected with induced draft fan (5) on the pipeline between described fume afterheat interchanger (2) and the desulfurization and dedusting tower (3); Be connected with delivery conduit by intake line between described desulfurization and dedusting tower (3) and desulphurization circulating pond (4), wherein, be connected with desulfurization medium pump (6) on the delivery conduit; Also be connected with circulation line between the top and bottom of described desulfurization and dedusting tower (3), be connected with desulfurization medium circulation pump (7) on this circulation line.
2, the waste heat recovery of glass melter according to claim 1 and desulfation dust-extraction device is characterized in that: the flue of described glass melter (1) is provided with flue valve (11).
3, the waste heat recovery of glass melter according to claim 1 and 2 and desulfation dust-extraction device, it is characterized in that: described fume afterheat interchanger (2) comprises the heat pipe (21) of residual-heat exchanger, in heat pipe (21) body wick (22) is set, and in heat pipe (21) body, being provided with working medium (23), this heat pipe (21) body one end is provided with towards liquid sealing tube (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200689396U CN201362637Y (en) | 2009-03-17 | 2009-03-17 | Residual heat recovery and desulfurization dust removal device of glass melter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200689396U CN201362637Y (en) | 2009-03-17 | 2009-03-17 | Residual heat recovery and desulfurization dust removal device of glass melter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201362637Y true CN201362637Y (en) | 2009-12-16 |
Family
ID=41473299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200689396U Expired - Lifetime CN201362637Y (en) | 2009-03-17 | 2009-03-17 | Residual heat recovery and desulfurization dust removal device of glass melter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201362637Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136105A (en) * | 2021-12-07 | 2022-03-04 | 中南大学 | Flue gas dust removal and waste heat recovery system and recovery method |
-
2009
- 2009-03-17 CN CNU2009200689396U patent/CN201362637Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114136105A (en) * | 2021-12-07 | 2022-03-04 | 中南大学 | Flue gas dust removal and waste heat recovery system and recovery method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Jiafu Glass Co.,Ltd. Assignor: Shanghai Follett Glass Co., Ltd.|Ruan Hongliang|Xu Shanfan Contract record no.: 2010330000402 Denomination of utility model: Residual heat recovery and desulfurization dust removal device of glass melter Granted publication date: 20091216 License type: Exclusive License Record date: 20100402 |
|
| ASS | Succession or assignment of patent right |
Effective date: 20110830 Free format text: FORMER OWNER: RUAN HONGLIANG XU SHANFAN |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110830 Address after: 201802 No. 59 Ting Road, Anting Dazhong Industrial Park, Shanghai, Jiading District Patentee after: Shanghai Flat Glass Co., Ltd. Address before: 201802 No. 59 Ting Road, Anting Dazhong Industrial Park, Shanghai, Jiading District Co-patentee before: Ruan Hongliang Patentee before: Shanghai Flat Glass Co., Ltd. Co-patentee before: Xu Shanfan |
|
| CX01 | Expiry of patent term |
Granted publication date: 20091216 |
|
| CX01 | Expiry of patent term |