CN203479136U - Single-stage gas-liquid flow equalizer - Google Patents
Single-stage gas-liquid flow equalizer Download PDFInfo
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- CN203479136U CN203479136U CN201320551602.7U CN201320551602U CN203479136U CN 203479136 U CN203479136 U CN 203479136U CN 201320551602 U CN201320551602 U CN 201320551602U CN 203479136 U CN203479136 U CN 203479136U
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- current equalizer
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Abstract
The utility model discloses a single-stage gas-liquid flow equalizer, which comprises a core tube, wherein at least a gas-liquid two-phase inlet and at least a gas phase outlet are arranged on the side wall of the core drum, the gas-liquid two-phase inlets and the gas phase outlets are relatively arranged, a baffle plate is arranged in the core drum, the baffle plate is arranged between the gas-liquid two-phase inlets and the gas phase outlets, a disk is arranged in a cavity of the core drum, and is arranged along the radial direction of the core tube, a plurality of spray perforated plates are arranged along the peripheral direction of the outer wall of the core tube, comprise hollow plates, a plurality of shunt pipes are arranged in the hollow pipes, are provided with gaps, and are arranged along the height directions of the hollow plates, the heights of the shunt pipes are not smaller than the heights of the hollow plates, and the bottom portions of the disk and the spray perforated plates are arranged on the same horizontal plane. The single-stage gas-liquid flow equalizer saves space and prevents mounting on the scene by utilizing the core tube as a gas-liquid separator. The single-stage gas-liquid flow equalizer improves work efficiency of a coiled tubular heat exchanger and reduces pressure drop by uniformly distributing gas-liquid two-phase flow, and plays the role of saving energy.
Description
Technical field
The utility model relates to a kind of single-stage gas-liquid current equalizer, belongs to gas-liquid two-phase flow technique field.
Background technology
Wound tube heat exchanger is the visual plant of large-scale petroleum chemical industry, natural gas liquefaction plant application, and because technology Calculation complexity causes manufacture difficulty very big, engineering is monopolized by offshore company always, and production domesticization is made slow progress.In recent ten years, China just carries out a series of researchs to wound tube heat exchanger production domesticization successively, and realizes the production domesticization of small multi-strand stream wound tube heat exchanger.
Wound tube heat exchanger compact conformation, two phase flow operating mode is complicated, and the distribution structure difficult design of two phase flow entrance adds flow concussion, and uniform distribution has very large difficulty.If, may there is the phenomenons such as bias current or short circuit in two phase flow skewness, cause some heat exchange pipeline section heat exchange uneven, between heat exchanger tube, there is the temperature difference, produce thermal stress, reduce the heat transmission equipment life-span, when reducing heat exchanger efficiency, increased energy consumption.Therefore, the importance of uniform gas-liquid distribution is more outstanding to wound tube heat exchanger.Yet, existing patented technology is drawing-in type and overflow-type current equalizer both at home and abroad, for solving the biphase gas and liquid flow of single-phase flow, hydrogenation reactor and the plate-fin heat exchanger of air conditioner coolant, and the uniform problem of gas-liquid-solid three phase flow in petroleum refining and petro chemical industry, and that drawing-in type and overflow-type current equalizer are not still suitable for the gas-liquid of wound tube heat exchanger is uniform, mainly there are the following problems: 1) the even distribution device complex structure of drawing-in type, and droop loss is large; The even distribution device gas-liquid mixed distribution effects of overflow-type is poor, has a strong impact on heat exchanger efficiency.2) drawing-in type and overflow-type even distribution device cannot meet wound tube heat exchanger compact conformation, high, the energy-conservation requirement of sealing.
Utility model content
The purpose of this utility model is to provide a kind of single-stage gas-liquid current equalizer, the utility model can solve biphase gas and liquid flow and enter skewness after the heat-exchanging tube bundle section in wound tube heat exchanger shell-side, thereby the pressure drop life-span large, heat exchanger producing while causing inefficiency, the biphase gas and liquid flow of wound tube heat exchanger to flow through equipment such as shortens at the problem.
For solving the problems of the technologies described above, technical scheme provided by the utility model is as follows:
A kind of single-stage gas-liquid current equalizer provided by the utility model, it comprises a core cylinder, the sidewall of described core cylinder is provided with at least 1 gas-liquid two-phase import and at least 1 gaseous phase outlet, and described gas-liquid two-phase import and described gaseous phase outlet are for being oppositely arranged; In described core cylinder, be provided with a deflection plate, and described deflection plate is located between described gas-liquid two-phase import and described gaseous phase outlet;
In the cavity of described core cylinder, be provided with a disk, described disk is arranged along the radial direction of described core cylinder;
Circumferencial direction along described core drum outer wall is provided with several spray porous plates, described spray porous plate comprises a hollow sheeting, in described hollow sheeting, be provided with several isocons, described isocon is provided with gap, described isocon is arranged along the short transverse of described hollow sheeting, and the height of described isocon is not less than the height of described hollow sheeting; The bottom of the bottom of described disk and described spray porous plate is positioned in same level; Described spray porous plate is liquid phase import towards an end face of described core cylinder.
In above-mentioned single-stage gas-liquid current equalizer, described deflection plate can be comprised of two blocks of orthogonal plates;
In above-mentioned single-stage gas-liquid current equalizer, between described spray porous plate, be provided with spacing, and be provided with dividing plate between adjacent described spray porous plate, described dividing plate is run through by a winding tube bank, the effect of described dividing plate is by described winding tube bank sealing around, prevents that liquid and gas are directly left to the heat exchange pipeline section of lower end without shunting.
In above-mentioned single-stage gas-liquid current equalizer, described spray porous plate and described dividing plate can be alternately evenly distributed.
In above-mentioned single-stage gas-liquid current equalizer, described gap is along the short transverse setting of described isocon, and the liquid phase entering in described hollow sheeting can be entered in described isocon and be mixed with the gas phase in it by described gap.
In above-mentioned single-stage gas-liquid current equalizer, the height of described isocon is identical with the height of described hollow sheeting, is convenient to regulate the flow of the gaseous fluid flowing into and be convenient to machining.
In above-mentioned single-stage gas-liquid current equalizer, the height of described liquid phase import is identical with the height of described hollow sheeting, is convenient to regulate the flow of the gaseous fluid flowing into and be convenient to machining.
When the utility model is used for to the wound tube heat exchanger of diameter, can in the outside wall surface of described core cylinder, be symmetrical arranged a plurality of two-phase entrances and gaseous phase outlet.
The utlity model has following beneficial effect:
The single-stage gas-liquid current equalizer that the utility model provides simple in structure, is easy to manufacture, and cost is lower, and has and have certain bearing capacity.The utility model utilizes core cylinder as gas-liquid separator, saves space and avoids on-the-spot and install.Gaseous fluid is impacted the blending that the liquid phase fluid entering from gap has been realized gas-liquid two-phase, and the isocon being evenly arranged on spray porous plate has been realized gas phase flow rate and the mean allocation of liquid phase flow on whole current divider cross section.The uniform distribution of gas-liquid two-phase fluid, has improved the operating efficiency of wound tube heat exchanger and has reduced pressure drop, plays energy-conservation effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model single-stage gas-liquid two-phase current equalizer.
Fig. 2 is the A-A cutaway view of the utility model Fig. 1.
Fig. 3 is the interior liquid level schematic diagram of the disk of the utility model single-stage gas-liquid two-phase current equalizer.
Fig. 4 is the structural representation of the spray porous plate of the utility model single-stage gas-liquid two-phase current equalizer.
In figure, each mark is as follows: 1 separator, 2 gas-liquid two-phase imports, 3 gaseous phase outlets, 4 disks, 5 spray porous plates, 6 isocons, 7 are wound around tube bank, 8 dividing plates, 9 core cylinders, 10 deflection plates, 11 hollow sheetings, 12 liquid phase imports, 13 gaps.
Specifically execute mode
Below in conjunction with accompanying drawing, the utility model is described further, but the utility model be confined to following examples.
As shown in Figure 1, the single-stage gas-liquid two-phase current equalizer that the utility model provides comprises a core cylinder 9, and the sidewall of this core cylinder 9 is provided with 1 gas-liquid two- phase import 2 and 1 gaseous phase outlet 3, and this gas-liquid two-phase import 2 with gaseous phase outlet 3 for being oppositely arranged; In core cylinder 9, be provided with a deflection plate 10, and deflection plate 10 is located between gas-liquid two-phase import 2 and gaseous phase outlet 3; This deflection plate 10 by 2 anyhow orthogonal plate form, in the interior formation of core cylinder 9 with separator 1.
As shown in Figure 1, Figure 2 and Figure 3, be provided with a disk 4 in the cavity of core cylinder 9, this disk 4 is arranged along the radial direction of core cylinder 9.Along the circumferencial direction of core cylinder 9 outer walls, be provided with 8 spray porous plates 5 and dividing plate 8, and spray porous plate 5 and dividing plate 8 are for alternately evenly distributed.As shown in Figure 4, this spray porous plate 5 comprises a hollow sheeting 11, is provided with a plurality of isocons that are evenly arranged 6 in this hollow sheeting 11, and the short transverse on this isocon 6 is provided with gap 13, and the height of isocon 6 is identical with the height of hollow sheeting 11.Wherein the bottom of disk 4 is positioned in same level with the bottom of spray porous plate 5 and dividing plate 8.And at spray porous plate 5, towards an end face of core cylinder 9, be liquid phase import 12, its height is identical with the height of hollow sheeting 11.
The single-stage gas-liquid two-phase current equalizer that the utility model provides is applicable to vertical single-stage wound tube heat exchanger, and is positioned at the top of heat exchanger, when for large diameter wound tube heat exchanger, can be symmetrical arranged a plurality of gas-liquid two-phase entrances and gaseous phase outlet at core tube wall surface.
While using the utility model single-stage gas-liquid two-phase current equalizer, be arranged on the upper end of heat exchange pipeline section in wound tube heat exchanger, do not taken other space.The gas-liquid two-phase import 2 of biphase gas and liquid flow from core cylinder 9 enters in core cylinder 9, in the interior gas-liquid separation of inner separator 1, the gaseous phase outlet 3 of gas phase from core cylinder 9 flows out core cylinder 9, enter shell-side, under the effect of pressure differential, by the isocon 6 upper end mouths of pipe on spray porous plate 5, enter in isocon 6, and liquid phase falls into disk 4, form certain liquid level, by liquid phase import 12, entered in spray porous plate 5, because Action of Gravity Field enters in isocon 6 by gap 13 overflows on isocon, under the carrying of gas phase, eject Gas and liquid flow diverter.
Claims (7)
1. a single-stage gas-liquid current equalizer, is characterized in that: described current equalizer comprises a core cylinder, and the sidewall of described core cylinder is provided with at least 1 gas-liquid two-phase import and at least 1 gaseous phase outlet, and described gas-liquid two-phase import and described gaseous phase outlet are for being oppositely arranged; In described core cylinder, be provided with a deflection plate, and described deflection plate is located between described gas-liquid two-phase import and described gaseous phase outlet;
In the cavity of described core cylinder, be provided with a disk, described disk is arranged along the radial direction of described core cylinder;
Circumferencial direction along described core drum outer wall is provided with several spray porous plates, described spray porous plate comprises a hollow sheeting, in described hollow sheeting, be provided with several isocons, described isocon is provided with gap, described isocon is arranged along the short transverse of described hollow sheeting, and the height of described isocon is not less than the height of described hollow sheeting; The bottom of the bottom of described disk and described spray porous plate is positioned in same level; Described spray porous plate is liquid phase import towards an end face of described core cylinder.
2. gas-liquid current equalizer according to claim 1, is characterized in that: described deflection plate is comprised of two blocks of orthogonal plates;
3. gas-liquid current equalizer according to claim 1 and 2, is characterized in that: between described spray porous plate, be provided with spacing, and be provided with dividing plate between adjacent described spray porous plate, described dividing plate is run through by a winding tube bank.
4. gas-liquid current equalizer according to claim 3, is characterized in that: described spray porous plate and described dividing plate are for alternately evenly distributed.
5. gas-liquid current equalizer according to claim 1 and 2, is characterized in that: described gap is along the short transverse setting of described isocon.
6. gas-liquid current equalizer according to claim 1 and 2, is characterized in that: the height of described isocon is identical with the height of described hollow sheeting.
7. gas-liquid current equalizer according to claim 1 and 2, is characterized in that: the height of described liquid phase import is identical with the height of described hollow sheeting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320551602.7U CN203479136U (en) | 2013-09-05 | 2013-09-05 | Single-stage gas-liquid flow equalizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320551602.7U CN203479136U (en) | 2013-09-05 | 2013-09-05 | Single-stage gas-liquid flow equalizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203479136U true CN203479136U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320551602.7U Withdrawn - After Issue CN203479136U (en) | 2013-09-05 | 2013-09-05 | Single-stage gas-liquid flow equalizer |
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| CN (1) | CN203479136U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486897A (en) * | 2013-09-05 | 2014-01-01 | 中国海洋石油总公司 | Single-stage gas-liquid flow equalizer |
| CN104215114A (en) * | 2014-09-10 | 2014-12-17 | 中国海洋石油总公司 | Multistage serial gas-liquid flow averaging device |
| CN105910284A (en) * | 2016-06-03 | 2016-08-31 | 江苏迈能高科技有限公司 | Heat storage water tank with interior sleeve type heat exchanger and manufacturing method for heat storage water tank |
-
2013
- 2013-09-05 CN CN201320551602.7U patent/CN203479136U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486897A (en) * | 2013-09-05 | 2014-01-01 | 中国海洋石油总公司 | Single-stage gas-liquid flow equalizer |
| CN103486897B (en) * | 2013-09-05 | 2015-06-17 | 中国海洋石油总公司 | Single-stage gas-liquid flow equalizer |
| CN104215114A (en) * | 2014-09-10 | 2014-12-17 | 中国海洋石油总公司 | Multistage serial gas-liquid flow averaging device |
| CN105910284A (en) * | 2016-06-03 | 2016-08-31 | 江苏迈能高科技有限公司 | Heat storage water tank with interior sleeve type heat exchanger and manufacturing method for heat storage water tank |
| CN105910284B (en) * | 2016-06-03 | 2018-10-30 | 江苏迈能高科技有限公司 | A kind of heat storage water tank and its manufacturing method of built-in sleeve type heat exchanger |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150617 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150617 |
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| RGAV | Abandon patent right to avoid regrant |