CN205537177U - Be applied to anhydrous hydrogen production's of fluoridizing condenser - Google Patents
Be applied to anhydrous hydrogen production's of fluoridizing condenser Download PDFInfo
- Publication number
- CN205537177U CN205537177U CN201620311694.5U CN201620311694U CN205537177U CN 205537177 U CN205537177 U CN 205537177U CN 201620311694 U CN201620311694 U CN 201620311694U CN 205537177 U CN205537177 U CN 205537177U
- Authority
- CN
- China
- Prior art keywords
- condenser
- hydrogen fluoride
- anhydrous hydrogen
- material gas
- tube
- 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.)
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title abstract description 3
- 239000001257 hydrogen Substances 0.000 title abstract description 3
- 229910052739 hydrogen Inorganic materials 0.000 title abstract description 3
- 239000007789 gas Substances 0.000 claims abstract description 58
- 239000000463 material Substances 0.000 claims abstract description 40
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims abstract description 28
- 230000008676 import Effects 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims description 20
- 238000007710 freezing Methods 0.000 claims description 17
- 230000008014 freezing Effects 0.000 claims description 17
- 239000011148 porous material Substances 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 7
- 239000012267 brine Substances 0.000 description 6
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 6
- 230000005494 condensation Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000007792 gaseous phase Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to a be applied to anhydrous hydrogen production's of fluoridizing condenser belongs to chemical industry equipment technical field, and the device respectively is equipped with the shell ring including condenser pipe, condenser pipe both ends, and the shell ring of one end is equipped with the import of material gas, and the shell ring of the other end is equipped with the export of material gas, is equipped with the center tube in the condenser pipe, winds the center tube and is equipped with continuous spiral baffling board, runs through continuous spiral baffling board in the condenser pipe and is equipped with the heat exchange tube. The baffling board is continuous spiral baffling board, integrated into one piece, and the pressure drop is little, has reduced the flow resistance, has eliminated the mobile blind spot of shell side, has improved overall heat transfer efficiency, and condenser heat transfer effect is obviously improved, and the hydrogen fluoride gas content in the subsequent handling obviously reduces, and the anhydrous hydrogen fluoride yield is increase trend, and system stability increases, the operational stability reinforcing, the heat exchanger overhaul period obviously increases.
Description
Technical field
This utility model relates to a kind of condenser being applied to anhydrous hydrogen fluoride production, belongs to technical field of chemical.
Background technology
The segmental baffle condenser used during hydrogen fluoride production at present, there is heat exchange dead band in shell side, causes the cold of condenser
Solidifying weak effect, and shell-side pressure drop is relatively big, energy loss is big, especially in the turnaround of unit later stage, a large amount of hydrogen fluoride gas without
Condensation is put into follow-up workshop section, causes product yield to decline, and vent gas treatment cost increases, and easily causes environmental pollution simultaneously.
Utility model content
For the deficiencies in the prior art, this utility model provides a kind of rational in infrastructure, and shell side is without flow dead, and shell-side pressure drop is little,
Overall heat-transfer coefficient is high, cooling effect more preferably Novel condenser.
The technical solution of the utility model is as follows:
A kind of condenser being applied to anhydrous hydrogen fluoride production, including condensing tube, condensing tube is respectively arranged at the two ends with shell ring, the cylinder of one end
Joint is provided with material gas import, and the shell ring of the other end is provided with the outlet of material gas, is provided with central canal in condensing tube, is provided with even around central canal
Continuous helical baffles, runs through continuous helical deflecting plate and is provided with heat exchanger tube in condensing tube.Deflection plate is continuous helical deflecting plate, integrally
Molding, pressure drop is little, reduces flow resistance, eliminates shell fluid flow dead band, improves overall heat transfer efficiency.
Preferred according to this utility model, it is provided with freezing liquid entrance in the condensing tube one end closing on the outlet of material gas, closes on material
Condensing tube one end of gas import is provided with freezing liquid outlet.Freezing liquid is that this area routine selects chilled brine, the turnover stream of freezing liquid
Contrary to the flow direction with hydrogen fluoride gas, reverse heat-exchange makes heat exchange more thorough, in hgher efficiency.
Preferred according to this utility model, described central canal is fixing with continuous helical deflecting plate to be connected.By central canal and continuous helical
Deflection plate is fixed together by submerged-arc welding, makes this device more sturdy and durable.
Preferred according to this utility model, the area of described material gas import is more than the area of material gas outlet.Material is through this dress
After the condensing heat-exchange of the condensing tube put, gas flow substantially reduces, and the material gas outlet being smaller in size than material gas import not only improves
Collection and confinement of gases, the most cost-effective.
Preferred according to this utility model, described condensing tube is respectively arranged at the two ends with a saddle, is positioned at the saddle of material gas inlet end
Height less than the height of saddle being positioned at material gas exit end.The height of two ends saddle is different, makes at condenser single unit system
In the state of angled inclination, beneficially gas flowing and liquid is collected, and fully condenses.
It is further preferred that the difference in height of two ends saddle is a, the distance of two ends saddle is b, a:b=0.025.Saddle height is poor
Depending on saddle centre-to-centre spacing, meet optimum condensation process.
Preferred according to this utility model, the shell ring at condensing tube two ends is respectively provided with a condensate outlet.
It is further preferred that condensate outlet a diameter of DN65 DN80.Can effectively prevent condensed fluid pipeline because of condensed fluid impurity
Affecting and block, DN is nominal diameter (nominal diameter), and unit is mm.
Preferred according to this utility model, it is provided with tube sheet between the shell ring of described condensing tube two ends and each end, tube sheet is provided with at least
Two sectors, are provided with pore in sector, heat exchanger tube is positioned in pore.Heat exchanger tube inserts in pore, and tube sheet divides sector, makes tube sheet
Uniform force, service life is long.
It is further preferred that tube sheet is provided with four sectors, the central point composition etc. of 3 pores the most adjacent in each sector
Limit triangle.Four sectors and equidistant pore are arranged as tube sheet optimum structure, can make heat exchange more uniform high-efficiency.
During use, hydrogen fluoride gas enters from material gas import, and uncooled gas flows out from the outlet of material gas, and freezing liquid is from cold
Freezing liquid entrance to enter, flow out from freezing liquid outlet, gas flows at heat exchanger tube outer shell at heat exchanger tube inner tube laminar flow, freezing liquid,
The self cooling condensate outlet of condensed fluid condensed out by gas is discharged.
The beneficial effects of the utility model are:
The technical solution of the utility model uses continuous helical deflecting plate, eliminates shell fluid flow dead band, reduces freezing salt simultaneously
Water pressure drop in shell side, tube side condensed fluid and gaseous phase materials counter current contacting, accelerate the rate of temperature fall of gaseous phase materials, not
In the case of changing chilled brine amount, condenser heat transfer effect significantly improves, and the hydrogen fluoride gas content in subsequent handling substantially drops
Low, anhydrous hydrogen fluoride yield is in increasing trend, and system stability increases, and operational stability strengthens, and the heat exchanger time between overhauls(TBO) is obvious
Increase.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is that this utility model tube sheet pore arranges schematic diagram；
In figure: 1, material gas import；2, tube sheet；3, freezing liquid outlet；4, condensing tube；5, continuous helical deflecting plate；6、
Material gas exports；7, flat cover；8, condensate outlet；9, saddle；10, central canal；11, heat exchanger tube；12, freezing liquid enters
Mouthful；13, condensate outlet；14, shell ring；15, pore.
Detailed description of the invention
Below by embodiment and combine accompanying drawing this utility model is described further, but it is not limited to this.
Embodiment 1:
As shown in Fig. 12, a kind of Novel condenser being applied to anhydrous hydrogen fluoride production, including condensing tube 4, condensing tube 4 two ends
Being respectively provided with tube sheet 2, shell ring 14, flat cover 7, the shell ring of one end is provided with material gas import 1 and condensate outlet 8, the cylinder of the other end
Joint is provided with material gas outlet 6 and condensate outlet 13, and condensate outlet 8, the diameter of condensate outlet 13 are DN65.Cold
Being provided with central canal 10 in solidifying pipe 4, the external diameter of central canal 10 is 108mm, is provided with continuous helical baffling around central canal 10 welding
Plate 5, runs through continuous helical deflecting plate 5 and is provided with heat exchanger tube 11 in condensing tube 4, the external diameter of heat exchanger tube 11 is 32mm, actual
Not only having two heat exchanger tubes in condenser, one has about 480, the most simply draws wherein two, and other are not drawn
Out.It is provided with freezing liquid entrance 12, at the condensing tube closing on material gas import 1 in the condensing tube one end closing on material gas outlet 6
One end is provided with freezing liquid outlet 3.Freezing liquid is that this area routine selects chilled brine, and the turnover of freezing liquid flows to and fluorination hydrogen
The flow direction of body is contrary, and reverse heat-exchange makes heat exchange more thorough, in hgher efficiency.Deflection plate is continuous helical deflecting plate, one-body molded,
Pressure drop is little, reduces flow resistance, eliminates shell fluid flow dead band, improves overall heat transfer efficiency.
Embodiment 2:
A kind of condenser being applied to anhydrous hydrogen fluoride production, as described in Example 1, difference is its structure, described material gas
The area of import 1 is more than the area of material gas outlet 6.Material after the condensing heat-exchange of the condensing tube of this device, gas flow
Substantially reducing, the material gas outlet being smaller in size than material gas import not only improves collection and confinement of gases, the most cost-effective.
Embodiment 3:
A kind of condenser being applied to anhydrous hydrogen fluoride production, as described in Example 1, difference is its structure, described condensing tube
4 are respectively arranged at the two ends with a saddle 9, are positioned at the height of saddle of material gas inlet end less than the saddle being positioned at material gas exit end
Height.The height of two ends saddle is different, makes condenser single unit system be in the state of angled inclination, beneficially gas flowing and
Liquid is collected, and fully condenses.The difference in height of two ends saddle is a, and the distance of two ends saddle is b, a:b=0.025.Saddle height
Depending on difference is according to saddle centre-to-centre spacing, meet optimum condensation process.
Embodiment 4:
A kind of condenser being applied to anhydrous hydrogen fluoride production, as described in Example 3, difference is its structure, and tube sheet is provided with
Four sectors, are provided with pore 15 in sector, heat exchanger tube is positioned in pore 15,3 pores the most adjacent in each sector
Central point constitutes equilateral triangle, as in figure 2 it is shown, α=60 °, angle.It is optimum that four sectors and equidistant pore are arranged as tube sheet
Structure, can make heat exchange more uniform high-efficiency.
During use, thick hydrogen fluoride gas enters condenser by material gas import 1, and gas enters condenser heat exchange by tube sheet 2
The tube side of pipe 11 carries out heat exchange, and the fixed gas after heat exchange is discharged to subsequent absorption device by material gas outlet 6, condensed slightly
Fluohydric acid gas liquid is mainly discharged by condensate outlet 8, and a small amount of thick fluohydric acid gas liquid is discharged by condensate outlet 13, is slightly fluorinated
Hydrogen-cooled lime set and thick hydrogen fluoride gas counter current contacting in heat exchanger tube 11, play the preliminary effect reducing thick hydrogen fluoride gas temperature,
During maintenance, condensate outlet 8, condensate outlet 13, flow to switch to discharging hole to use by changing condensate outlet pipeline,
Shell side chilled brine is discharged from chilled brine outlet 3 by chilled brine entrance 12, the passage formed along continuous helical deflecting plate 5.
Claims (10)
1. being applied to the condenser that anhydrous hydrogen fluoride produces, including condensing tube, condensing tube is respectively arranged at the two ends with shell ring, the shell ring of one end
Be provided with material gas import, the shell ring of the other end be provided with material gas outlet, it is characterised in that be provided with central canal in condensing tube, around in
Heart pipe is provided with continuous helical deflecting plate, runs through continuous helical deflecting plate and be provided with heat exchanger tube in condensing tube.
The condenser being applied to anhydrous hydrogen fluoride production the most according to claim 1, it is characterised in that closing on the outlet of material gas
Condensing tube one end be provided with freezing liquid entrance, be provided with in the condensing tube one end closing on material gas import freezing liquid outlet.
The condenser being applied to anhydrous hydrogen fluoride production the most according to claim 1, it is characterised in that described central canal is with continuous
Helical baffles is fixing to be connected.
The condenser being applied to anhydrous hydrogen fluoride production the most according to claim 1, it is characterised in that described material gas import
Area is more than the area of material gas outlet.
The condenser being applied to anhydrous hydrogen fluoride production the most according to claim 1, it is characterised in that described condensing tube two ends are each
Being provided with a saddle, the height of the saddle being positioned at material gas inlet end is less than the height of the saddle being positioned at material gas exit end.
The condenser being applied to anhydrous hydrogen fluoride production the most according to claim 5, it is characterised in that the difference in height of two ends saddle
For a, the distance of two ends saddle is b, a:b=0.025.
The condenser being applied to anhydrous hydrogen fluoride production the most according to claim 1, it is characterised in that the shell ring at condensing tube two ends
It is respectively provided with a condensate outlet.
The condenser being applied to anhydrous hydrogen fluoride production the most according to claim 7, it is characterised in that condensate outlet is a diameter of
DN65‐DN80。
The most according to claim 1 be applied to anhydrous hydrogen fluoride produce condenser, it is characterised in that described condensing tube two ends with
Being provided with tube sheet between the shell ring of each end, tube sheet is provided with at least two sector, is provided with pore in sector, and heat exchanger tube is positioned in pore.
The condenser being applied to anhydrous hydrogen fluoride production the most according to claim 9, it is characterised in that tube sheet is provided with four
Sector, the central point of 3 pores the most adjacent in each sector constitutes equilateral triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620311694.5U CN205537177U (en) | 2016-04-14 | 2016-04-14 | Be applied to anhydrous hydrogen production's of fluoridizing condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620311694.5U CN205537177U (en) | 2016-04-14 | 2016-04-14 | Be applied to anhydrous hydrogen production's of fluoridizing condenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205537177U true CN205537177U (en) | 2016-08-31 |
Family
ID=56792140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620311694.5U Active CN205537177U (en) | 2016-04-14 | 2016-04-14 | Be applied to anhydrous hydrogen production's of fluoridizing condenser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205537177U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109603188A (en) * | 2019-01-31 | 2019-04-12 | 内蒙古通威高纯晶硅有限公司 | Tail gas adsorption regeneration gas condenser system and method |
| CN110793344A (en) * | 2019-12-24 | 2020-02-14 | 佛山汉维科技有限公司 | Central condenser structure with high heat exchange effect |
-
2016
- 2016-04-14 CN CN201620311694.5U patent/CN205537177U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109603188A (en) * | 2019-01-31 | 2019-04-12 | 内蒙古通威高纯晶硅有限公司 | Tail gas adsorption regeneration gas condenser system and method |
| CN110793344A (en) * | 2019-12-24 | 2020-02-14 | 佛山汉维科技有限公司 | Central condenser structure with high heat exchange effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240105 Address after: 1399 Gongye Road, Tangshan Town, Huantai County, Zibo City, Shandong Province, 256400 Patentee after: Shandong Dongyue Green Cold Technology Co.,Ltd. Address before: 256401 Tangshan Town, Huantai County, Zibo, Shandong Patentee before: SHANDONG DONGYUE CHEMICAL Co.,Ltd. |
|
| TR01 | Transfer of patent right |