CN202793140U - Heat exchanger plate with asymmetric heat exchanging areas - Google Patents
Heat exchanger plate with asymmetric heat exchanging areas Download PDFInfo
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- CN202793140U CN202793140U CN 201220466642 CN201220466642U CN202793140U CN 202793140 U CN202793140 U CN 202793140U CN 201220466642 CN201220466642 CN 201220466642 CN 201220466642 U CN201220466642 U CN 201220466642U CN 202793140 U CN202793140 U CN 202793140U
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Abstract
The utility model relates to a heat exchanger plate with asymmetric heat exchanging areas, and the heat exchanger plate comprises a heat exchanger plate side A and a heat exchanger plate side B; the heat exchanger plate side A comprises a flow guiding area A and a heating exchanging area A; the heat exchanger plate side B comprises a flow guiding area B and a heating exchanging area B; a sinusoidal section A is formed by the ripple structure of the heat exchanging area A in the longitudinal section direction of the flow direction of media; the area of a region formed by horizontal line segments and sine curves between two adjacent wave crests of the sinusoidal section A is h; a sinusoidal section B is formed by the ripple structure of the heat exchanging area B in the longitudinal section direction of the flow direction of the media; the area of a region formed by the horizontal line segments and the sine curves between two adjacent wave crests of the sinusoidal section B is H; and h is not equal to H. By means of the heat exchanger plate disclosed by the utility model, three compound modes of flow channels with different cross section areas during the assembling of two adjacent heat exchanger plates are realized; and the backflow heat exchange coefficients of cold and hot media during the heat exchange are matched through adjusting flow paths of the cold and hot media in the flow channels with different cross section areas.
Description
Technical field
The utility model relates to a kind of heat exchanger plate, relates in particular to a kind of plate-type heat exchanger slab with asymmetric heat transfer zone.
Background technology
Plate type heat exchanger is a kind of new type high efficient heat exchanger that is formed by a series of sheet metal closed assemblies with certain bellows-shaped.Present most of plate type heat exchanger is to be pressed into the heat exchanger plate with certain bellows-shaped with metal sheet, closed assembly then, a kind of heat exchanger that forms with clamping plate, bolted.Flow through in the heat transfer zone passage that heat-exchange fluid forms between two heat exchanger plates, cold fluid and hot fluid passes through the heat transfer zone runner successively, and carries out heat exchange by heat exchanger plate.
In the prior art, in order to suppress conveniently, the heat transfer zone fluid passage of every a slice heat exchanger plate both sides all is identical symmetrical expression design, and namely the fluid passage in the cold and hot media for heat exchange of every a slice heat exchanger plate district is identical at the cross sectional shape of the longitudinal cross-section of its media flow direction.But in actual heat transfer process, the convection transfer rate of cold medium and thermal medium there are differences, in symmetrical expression heat transfer zone runner design, the exchange heat of two media in the identical heat transfer zone runner in heat exchanger plate both sides is inevitable inhomogeneous, has affected the effect of carrying out heat exchange between the cold and hot medium by heat exchanger plate.Need the heat transfer zone runner of heat exchanger plate again to transform for this reason, determine under requiring satisfying process conditions, convection transfer rate in the hot and cold medium runner is equated or approach, thereby obtain best heat-transfer effect.
The utility model content
The purpose of this utility model provides a kind of heat exchanger plate with asymmetric heat transfer zone, carry out different combinations by the heat transfer zone runner to two adjacent heat exchanger plates, the convection transfer rate that can realize the cold and hot medium in the heat transfer zone runner equates or is close, saved heat exchange area.
The realization the technical solution of the utility model is: a kind of asymmetric heat transfer zone heat exchanger plate, comprise heat exchanger plate A face and heat exchanger plate B face, and heat exchanger plate A face comprises guiding region A and heat transfer zone A, heat exchanger plate B face comprises guiding region B and heat transfer zone B; It is characterized in that: described heat transfer zone A and described heat transfer zone B have ripple struction, the ripple struction of described heat transfer zone A consists of the sinusoidal section A in the longitudinal cross-section of media flow direction direction, and the area in the zone that the sine curve of two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal section A and described sinusoidal section A surrounds is h; The ripple struction of described heat transfer zone B consists of sinusoidal cross section B in the longitudinal cross-section of media flow direction direction, and the area in the zone that the sine curve of two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal cross section B and described sinusoidal cross section B surrounds is H; The area H in the zone that the sine curve of the area h in the zone that the sine curve of two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal section A and described sinusoidal section A surrounds and two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal cross section B and described sinusoidal cross section B surrounds differs in size.
Described heat transfer zone A and described heat transfer zone B have the herringbone ripple struction.
The ratio of the area H in the zone that the sine curve of the area h in the zone that the sine curve of two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal section A and described sinusoidal section A surrounds and two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal cross section B and described sinusoidal cross section B surrounds is 1/3.
The utlity model has positive effect: become asymmetrical form by the heat transfer zone runner design with the heat exchanger plate both sides, the combination of three kinds of different runner cross-sectional areas when having realized adjacent two heat exchanger plates assembling, by adjusting the flow path of cold and hot medium in the long-pending runner of varying cross-section, can the flow velocity of the cold and hot medium of Indirect method in various heat exchange device plate heat transfer zone runner, realize the equal or close of the backflow coefficient of heat transfer of cold and hot medium when heat exchange, make heat exchanger reach best heat transfer effect.
Description of drawings
Content of the present utility model is easier to be expressly understood in order to make, and the below is described in further detail the utility model according to specific embodiment also by reference to the accompanying drawings.
Fig. 1 is heat exchanger plates A face structural representation.
Fig. 2 is heat exchanger plates B face structural representation.
Fig. 3 is the profile on M among Fig. 1-M direction.
Fig. 4 is the profile on N among Fig. 2-N direction.
Wherein, 1 guiding region A, 2 heat transfer zone A, 3 guiding region B, 4 heat transfer zone B, 5 sinusoidal section A, 6 sinusoidal cross section B.
The specific embodiment
As depicted in figs. 1 and 2, heat exchanger plate of the present utility model comprises heat exchanger plate A face (Fig. 1) and heat exchanger plate B face (Fig. 2), and heat exchanger plate A face comprises guiding region A1 and heat transfer zone A2, and heat exchanger plate B face comprises guiding region B3 and heat transfer zone B4; Described heat transfer zone A2 and heat transfer zone B4 have the herringbone ripple struction, the ripple struction of heat transfer zone A2 consists of sinusoidal section A 5 in the longitudinal cross-section of media flow direction direction, and the area in the zone that the sine curve of 5 two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal section A and described sinusoidal section A 5 surrounds is that h(sees Fig. 3); The ripple struction of heat transfer zone B4 also consists of sinusoidal cross section B6 in the longitudinal cross-section of media flow direction direction, and the area in the zone that the sine curve of two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal cross section B6 and described sinusoidal cross section B6 surrounds is that H(sees Fig. 4); The area H in the zone that the sine curve of the area h in the zone that the sine curve of 5 two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal section A and described sinusoidal section A 5 surrounds and two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal cross section B6 and described sinusoidal cross section B6 surrounds differs in size.
The area in the zone that the sine curve in two the peak-to-peak horizontal line sections of adjacent wave in sinusoidal cross section and described sinusoidal cross section surrounds is larger, the resistance of the heat transfer zone runner of this corresponding face heat exchanger plate is just less, and working media is just faster by the speed of this face heat transfer zone runner; For the heat transfer effect that makes plate type heat exchanger is controlled in the reasonable scope, the versatility that realization is carried out heat exchange to different types of heat exchange medium, the ratio of the area H in the zone that the sine curve of the area h in the zone that the sine curve of 5 two peak-to-peak horizontal line sections of adjacent wave of sinusoidal section A and described sinusoidal section A 5 surrounds and two peak-to-peak horizontal line sections of adjacent wave of sinusoidal cross section B6 and described sinusoidal cross section B6 surrounds are 1/3 proper.
When utilizing above-mentioned asymmetric heat transfer zone heat exchanger plate assembling heat exchanger, with the setting of herringbone ripple struction opposite direction, the fully pressing of adjacent two heat exchanger plate heat transfer zone; Because the heat transfer zone runner of heat exchanger plate biside plate face does not wait along the longitudinal cross-section of media flow direction is long-pending, every adjacent two heat exchanger plate heat transfer zone runner combinations can be divided into three kinds of combinations, that is: the herringbone ripple struction of heat exchanger plate A face heat transfer zone and the herringbone ripple struction of heat exchanger plate B face heat transfer zone are combined to form medium runner, the herringbone ripple struction of the herringbone ripple struction of heat exchanger plate A face heat transfer zone and heat exchanger plate A face heat transfer zone combines to form small flow channels, and the herringbone ripple struction of the herringbone ripple struction of heat exchanger plate B face heat transfer zone and heat exchanger plate B face heat transfer zone combines to form large runner; When utilizing above-mentioned asymmetric heat transfer zone heat exchanger plate to be assembled into heat exchanger, by adjusting the flow path of cold and hot medium in the long-pending runner of varying cross-section, can the flow velocity of the cold and hot medium of Indirect method in various heat exchange device plate heat transfer zone runner, realize the equal or close of the backflow coefficient of heat transfer of cold and hot medium when heat exchange, make heat exchanger reach best heat transfer effect.Facts have proved that under oil-water heat-exchanging state, the plate type heat exchanger heat exchange area that this kind heat exchange plate forms is aobvious can save 20%-25% heat exchange area less than traditional balance runner plate type heat exchanger, the product-specific investments expense also obviously reduces.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (3)
1. an asymmetric heat transfer zone heat exchanger plate comprises heat exchanger plate A face and heat exchanger plate B face, and heat exchanger plate A face comprises guiding region A(1) and heat transfer zone A(2), heat exchanger plate B face comprises guiding region B(3) and heat transfer zone B(4); It is characterized in that: described heat transfer zone A(2) and described heat transfer zone B(4) have a ripple struction, described heat transfer zone A(2) ripple struction consists of sinusoidal section A (5) in the longitudinal cross-section of media flow direction direction, and the area in the zone that the sine curve of (5) two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal section A and described sinusoidal section A (5) surrounds is h; Described heat transfer zone B(4) ripple struction consists of sinusoidal cross section B(6 in the longitudinal cross-section of media flow direction direction), described sinusoidal cross section B(6) two the peak-to-peak horizontal line section of adjacent wave and described sinusoidal cross section B(6) and the area in the zone that surrounds of sine curve be H; Area h and the described sinusoidal cross section B(6 in the zone that the sine curve of (5) two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal section A and described sinusoidal section A (5) surrounds) two the peak-to-peak horizontal line section of adjacent wave and described sinusoidal cross section B(6) the area H in the zone that surrounds of sine curve differ in size.
2. a kind of asymmetric heat transfer zone heat exchanger plate according to claim 1 is characterized in that: described heat transfer zone A(2) and described heat transfer zone B(4) have a herringbone ripple struction.
3. a kind of asymmetric heat transfer zone heat exchanger plate according to claim 1 is characterized in that: area h and the described sinusoidal cross section B(6 in the zone that the sine curve of (5) two peak-to-peak horizontal line sections of adjacent wave of described sinusoidal section A and described sinusoidal section A (5) surrounds) two the peak-to-peak horizontal line section of adjacent wave and described sinusoidal cross section B(6) the ratio of area H in the zone that surrounds of sine curve be 1/3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220466642 CN202793140U (en) | 2012-09-13 | 2012-09-13 | Heat exchanger plate with asymmetric heat exchanging areas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220466642 CN202793140U (en) | 2012-09-13 | 2012-09-13 | Heat exchanger plate with asymmetric heat exchanging areas |
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| Publication Number | Publication Date |
|---|---|
| CN202793140U true CN202793140U (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220466642 Expired - Fee Related CN202793140U (en) | 2012-09-13 | 2012-09-13 | Heat exchanger plate with asymmetric heat exchanging areas |
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| CN (1) | CN202793140U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144158A (en) * | 2017-06-14 | 2017-09-08 | 西安热工研究院有限公司 | A kind of compact heat exchanger of supercritical carbon dioxide and water heat exchange |
-
2012
- 2012-09-13 CN CN 201220466642 patent/CN202793140U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144158A (en) * | 2017-06-14 | 2017-09-08 | 西安热工研究院有限公司 | A kind of compact heat exchanger of supercritical carbon dioxide and water heat exchange |
| CN107144158B (en) * | 2017-06-14 | 2024-02-27 | 西安热工研究院有限公司 | Compact heat exchanger for heat exchange between supercritical carbon dioxide and water |
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| 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: 20130313 Termination date: 20210913 |
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| CF01 | Termination of patent right due to non-payment of annual fee |