CN203605749U - Condensing device - Google Patents
Condensing device Download PDFInfo
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- CN203605749U CN203605749U CN201320172023.1U CN201320172023U CN203605749U CN 203605749 U CN203605749 U CN 203605749U CN 201320172023 U CN201320172023 U CN 201320172023U CN 203605749 U CN203605749 U CN 203605749U
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- cooler
- condensing unit
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- primary cooler
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Abstract
The utility model discloses a condensing device. The condensing device comprises a housing, a plurality of plate-shaped main coolers, a spraying assembly and a fan, wherein air inlets and air outlets are defined on the housing; the plurality of plate-shaped coolers are arranged inside the housing; each main cooler comprises a closed accommodating cavity, and an inlet and an outlet which are in fluidic communication with the accommodating cavity; the inlet of the main cooler is used for hot gas to flow in, and the outlet of the main cooler is used for liquid obtained by condensation of the hot gas to flow out; the spraying assembly at least comprises spraying heads; the spraying heads are arranged above the plurality of main coolers and are used for spraying water to the main coolers, such that the hot gas in the main coolers is condensed into liquid; and external air incomes through the air inlets by the fan, flows through a gap between each two main coolers and then is discharged through the air outlets, thereby defining a first air flow path. Compared with the conventional condensing device, the condensing device disclosed by the utility model has the advantages of compact structure, good heat exchange effects, small land occupation of equipment and convenience in control.
Description
Technical field
The utility model relates to a kind of condensing unit, belongs to the technical field of exhaust steam of electric power plant condensation.
Background technology
At present, the process that condensing power plant produces electric energy is the process of a power conversion, and the chemical energy of fuel becomes heat energy by burning, heat energy feeds water by boiler transmission, and water constantly heat absorption is warming up to boiling vaporization, becomes the steam of HTHP, steam becomes exhaust steam after doing work by steam turbine.The temperature of exhaust steam is very low, conventionally 70 ℃ of left and right, because pressure is very little, is generally 10 to 30kpa absolute pressure, therefore saturation temperature is also very low.Exhaust steam need to be through the condensation of condenser, heats acting after becoming water by booster pump from being newly sent to boiler, completes Steam Power Circulation.
In order to put forward high-octane conversion efficiency, reduce thermal loss as far as possible, the efficiency of the core steam turbine of raising system is particularly important.And the generating efficiency of steam turbine fork is relevant to the pressure reduction of front and back, pressure reduction is larger, and efficiency is higher.In the situation that steam turbine inlet steam pressure is certain, back pressure is more low better, and the vacuum of condenser is more high better.So condenser plays key effect for the efficiency of power plant.
Conventional enclosed wet type cooling system in existing power plant condensing system, utilize water pump that cooling water is sent into water cooled condenser, cooling water and saturated vapor carry out wall-type heat exchange in water cooled condenser, utilize the temperature rise of cooling circulating water that saturated vapor is condensed, the recirculated water after temperature rise is dispelled the heat by cooling tower.This system weak point is: cooling circulating water will be through twice heat exchange, many diabatic processes, and cooling water is by evaporative heat loss, and required quantity of circulating water is large, and the water equal loss of wafing also can be very large.。
In water-deficient areas such as northwests, state's laws regulation only allows to use air-cooled condenser, is characterized in that blower fan power consumption is larger, and the coefficient of heat transfer is low, and heat exchange area is large, but does not need to consume water, and climate impact is larger.Under summer high temperature condition, because air dry-bulb temperature is high, the inside and outside heat transfer temperature difference of condenser is little, and heat transfer effect is poor.
Utility model content
Compared with existing condensing unit, condensing unit structure disclosed in the utility model is compacter, and heat transfer effect is better, can save equipment land used, also can be convenient to control, and maintains easily cleaning, long service life.
Condensing unit disclosed in the utility model, because existing water-cooled is again free air cooling but, makes overall energy consumption and effect can reach best.
Particularly, the utility model discloses a kind of condensing unit, it comprises: housing, limits free gas import and air outlet slit on it; Multiple tabular primary coolers, it is arranged in described housing, import and outlet that described primary cooler comprises the container cavity of sealing, is communicated with described container cavity fluid, wherein, the import of described primary cooler is used for flowing into hot gas, and the outlet of described primary cooler is flowed out for the liquid that hot gas described in condensation is formed; Spray assembly, it at least comprises that the top that is arranged in described multiple primary coolers is for making hot gas in described primary cooler be condensed into the shower nozzle of liquid to described primary cooler water spray; And blower fan, thereby it sucks extraneous air the space of flowing through between every two primary coolers is discharged and defined the first circulation of air path from described air outlet slit again from described air intlet.
Preferably, described condensing unit also comprises that it is arranged in housing and is positioned at described primary cooler below for the cooling auxiliary cooler from the ejection of described shower nozzle the water that flows down from described primary cooler; Described blower fan sucks described extraneous air thereby the described auxiliary cooler of flowing through is discharged and defined the second circulation of air path from described air outlet slit again from described air intlet.
Particularly, described auxiliary cooler is configured to make to flow through, and the flow direction of air of described auxiliary cooler flows down with from described primary cooler and the flow direction of the water of the described auxiliary cooler of flowing through is substantially vertical.
Preferably, described condensing unit also comprises downstream the first baffle plate that is disposed on described the first circulation of air path and is positioned at described primary cooler, and it stops water to pass through when being configured to allow air to pass through.
More preferably, described the first baffle plate comprises the passage of multiple substantially V-shaped or W shape or M shapes.
Preferably, described condensing unit also comprises the downstream second baffle that is disposed on described the second circulation of air path and is positioned at described auxiliary cooler, and it stops water to pass through when being configured to allow air to pass through.
More preferably, described second baffle comprises the passage of multiple substantially V-shaped or W shape or M shapes.
Particularly, in described multiple primary coolers, at least have a primary cooler that is suitable for following current, its import and outlet are arranged on be condensed upstream and the downstream position of direction of natural flow of the liquid that forms of described hot gas substantially.
Particularly, in described multiple primary coolers, at least also there is a primary cooler that is suitable for adverse current, it has for being connected to the vacuum orifice on vaccum-pumping equipment, described vacuum orifice is arranged on the be condensed position of the upstream in the direction of natural flow of the liquid that forms of described hot gas substantially, the import of the described primary cooler that is suitable for adverse current and the public same through hole of outlet, described through hole is arranged on the be condensed position in the downstream in the direction of natural flow of the liquid that forms of described hot gas substantially.
Particularly, the container cavity of described primary cooler is made up of multiple sub-container cavities that communicate with each other.
More specifically, described primary cooler is made like this: two essentially identical metallic plates are clamped together aligned with each otherly, and wherein, described two metallic plates have the zone line within neighboring area and neighboring area; At described zone line, the many places of described two metallic plates are by spot welding; In described neighboring area, described two metallic plates are welded and reserve described import and outlet by rolling continuously; Block one of them person of described import and described outlet, thereby be blown into high-pressure fluid so that the metallic plate deformation not being welded together forms described multiple sub-container cavity communicating with each other in described metallic plate.
Preferably, described metallic plate is corrosion resistant plate.
Preferably, described high-pressure fluid is water under high pressure.
Particularly, condensing unit is for exhaust steam of electric power plant condensation.
According to another aspect of the present utility model, a kind of manufacture method of the cooler for exhaust steam of electric power plant condensation is also disclosed, described manufacture method comprises: two essentially identical metallic plates are clamped together aligned with each otherly, wherein, described two metallic plates have the zone line within neighboring area and neighboring area; At described zone line, the many places of described two metallic plates are by spot welding; In described neighboring area, described two metallic plates are welded and reserve described import and outlet by rolling continuously; And block one of them person of described import and described outlet, thereby be blown into high-pressure fluid so that the metallic plate deformation not being welded together forms multiple sub-container cavities that communicate with each other in described metallic plate.
Accompanying drawing explanation
In order to explain the utility model, its illustrative embodiments will be described with reference to the drawings hereinafter, in accompanying drawing:
Fig. 1 schematically shows the perspective view of condensing unit of the present utility model, and wherein multiple primary coolers have also removed partial component to show internal cavity structure;
Fig. 2 schematically shows the perspective view of the multiple primary coolers in the condensing unit of Fig. 1;
Fig. 3 schematically shows the internal structure of the primary cooler that is suitable for following current in multiple primary coolers of Fig. 2;
Fig. 4 schematically shows the sectional view of the A-A direction of Fig. 3;
Fig. 5 schematically shows the internal structure of the primary cooler that is suitable for adverse current in multiple primary coolers of Fig. 2;
The shower nozzle that Fig. 6 schematically shows the condensing unit of Fig. 1 sprays the spraying effect on primary cooler.
Similar features in different figure is indicated by similar Reference numeral.
The specific embodiment
In the detailed description of following embodiment, describe with reference to the accompanying drawing of a part that forms this description.Accompanying drawing shows specific embodiment in the mode of example, and the utility model is implemented in these embodiments.Shown embodiment is not for limit is according to all embodiments of the present utility model.The embodiment that is appreciated that other can be utilized, and change structural or logicality can be made under the prerequisite that does not depart from scope of the present utility model.For accompanying drawing, the term of directionality, such as D score, " on ", " left side ", " right side " etc., use with reference to the orientation of described accompanying drawing.Because the assembly of embodiment of the present utility model can be implemented with multiple orientation, these directional terminology are the objects for illustrating, rather than the object of restriction.Therefore, the following specific embodiment is not the meaning as restriction, and scope of the present utility model is limited by appending claims.
Fig. 1 schematically shows the perspective view of condensing unit of the present utility model, and wherein multiple primary coolers have also removed partial component to show internal cavity structure; Fig. 2 schematically shows the perspective view of the multiple primary coolers in the condensing unit of Fig. 1; Fig. 3 schematically shows the internal structure of the primary cooler that is suitable for following current in multiple primary coolers of Fig. 2; Fig. 4 schematically shows the sectional view of the A-A direction of Fig. 3; Fig. 5 schematically shows the internal structure of the primary cooler that is suitable for adverse current in multiple primary coolers of Fig. 2; The shower nozzle that Fig. 6 schematically shows the condensing unit of Fig. 1 sprays the spraying effect on primary cooler.
As shown in Fig. 1-Fig. 6, a kind of condensing unit 100 is disclosed, particularly, this condensing unit 100 is for exhaust steam of electric power plant condensation.This condensing unit 100 comprises housing 102, multiple tabular primary cooler 104, auxiliary cooler 106, spray assembly 108, blower fan (not shown), the first baffle plate 110, second baffle 112.
Particularly, be limited with two air intlet 102a and an air outlet slit 102b on this housing 102, it is to the right that one of them air intlet is arranged in the top of housing 102, on the sidewall on the lower of the right side that another air intlet is arranged in housing.
These tabular primary coolers 104 are arranged in housing 102, import 104b and outlet 104c that primary cooler 104 comprises the container cavity 104a of sealing, is communicated with container cavity fluid.Wherein, the container cavity 104a of primary cooler 104 is divided into multiple sub-container cavities 105 that communicate with each other, thereby the hot gas entering in container cavity 104a flows in each sub-container cavity 105 and between each sub-container cavity 105, walks and optimize flow-disturbing effect.The import 104b of primary cooler 104 is used for flowing into hot gas, and the outlet 104c of primary cooler 104 flows out for the liquid that condensation heat gas is formed, and at this, this hot gas is steam, and liquid is water.This primary cooler 104 allows the air primary cooler 104 of flowing through in direction substantially from top to bottom on the one hand, on the other hand, allows from the water of spray assembly 108 at the substantially vertical direction primary cooler 104 of flowing through.
Blower fan (not shown) is fixed on housing 102, on the one hand, thereby extraneous air is sucked and the space of flowing through between every two primary coolers 104 is discharged and defined the first circulation of air path from air outlet slit 102b again from air intlet 102a; On the other hand, thus extraneous air is sucked and the auxiliary cooler 106 of flowing through is discharged and defined the second circulation of air path from air outlet slit 102b again from air intlet 102a.
The first baffle plate 110 is disposed on the first circulation of air path and is positioned at the downstream of primary cooler 104, and it stops water to pass through when being configured to allow air to pass through.Particularly, on this first baffle plate 110, be formed with the passage of multiple substantially V-shaped, W shapes or M shape, be appreciated that, these passages can be arranged parallel to each other, selectively, a part for these passages can be W shape or M shape by V-shaped another part, or a part is W shape and another part is M shape.One end that the first plate washer 110 is constructed to allow this V-arrangement, W shape or M shape passage is the side towards blower fan place towards the side other end at primary cooler 104 places.By the design of this passage, can allow air stream in the time of this first baffle plate 110, can stop again the water droplet that this air stream may be subsidiary.
As shown in figures 1 and 3, in multiple primary coolers 104, at least have a primary cooler 1041 that is suitable for following current, its import 1041b and outlet 1041c are arranged on be condensed upstream and the downstream position of direction of natural flow of the liquid that forms of hot gas substantially.In the embodiment of a kind of concrete application shown in the utility model Fig. 1, because this primary cooler 1041 is vertically arranged, therefore this import 1041b is basic near topmost arranging, meanwhile, this outlet 1041c is basic to be arranged near bottom.
As shown in Figure 1 and Figure 5, in multiple primary coolers 104, at least also there is a primary cooler 1042 that is suitable for adverse current, it has for being connected to the vacuum orifice 1042b on vaccum-pumping equipment, described vacuum orifice 1042b is arranged on the be condensed position of the upstream in the direction of natural flow of the liquid that forms of hot gas substantially, the import of this primary cooler 1042 and the public same through hole 1042c of outlet, this through hole 1042c is arranged on the be condensed position in the downstream in the direction of natural flow of the liquid that forms of hot gas substantially.In the embodiment of a kind of concrete application shown in the utility model Fig. 1, because this primary cooler 1042 is vertically arranged, therefore this vacuum orifice 1042b is basic near topmost arranging, meanwhile, this public through hole 1042c is basic to be arranged near bottom.
In the embodiment shown in Fig. 1 of the present utility model, most primary cooler 104 is the primary cooler 1041 that is suitable for following current, and remaining primary cooler 104 is for being suitable for the primary cooler 1042 of adverse current.
When condensing unit 100 of the present utility model is worked, spray assembly 108, blower fan and vacuum extractor start simultaneously, steam enters in the container cavity of each primary cooler 104 through multiple arms of discharge 114, and interior mobile at the sub-container cavity 105 of multiple fluid communication with each other, to reach the cooling effect of flow-disturbing; Now, water from spray assembly 108 sprays on the outer surface of primary cooler 104 equably, and the outside air entering from the air intlet 102a gap between every two primary coolers 104 of flowing through, because the temperature of the water from spray assembly 108 will be lower than the temperature of steam, therefore steam is able to further cooling and becomes liquid phase from gas phase, then the water, being formed by water vapor condensation is delivered to supercharging in booster pump via the outlet 104c of primary cooler 104 and collector tube 116 successively and is and then sent to heating acting in boiler again.Spray to the water on primary cooler 104 through with primary cooler 104 heat exchange after temperature rise, under the effect of gravity, thereby water can continue to flow through downwards, auxiliary cooler 106 is to decline with air heat-exchange temperature, the water after temperature declines returns in water tank 108a.In said process, vacuum extractor siphons away incoagulable gas by vacuum orifice 1042b.
As shown in Figure 6, owing to can form moisture film rather than unrestrained floating in the air at random between primary cooler 104 on this tabular primary cooler 104 from the water of spray assembly 108, can reduce the flow resistance of the air stream passing through in the gap between two primary coolers 104 therefore not only having realized economizes on water, therefore can improve radiating effect simultaneously.
In conjunction with Fig. 4, described primary cooler 104 is made so above:
Prepare two essentially identical metallic plate P1, P2, by the fixture aligning that clamps these two metallic plate P1, P2 so that these two metallic plate P1, P2 fit each other, wherein, these two metallic plate P1, P2 all have the zone line within neighboring area and neighboring area, more preferably, this metallic plate is corrosion resistant plate or carbon steel;
At zone line, predetermined multiple contacts to be welded, carry out spot welding by current point welder to the contact to be welded of two metallic plate P1, P2, more preferably, are arranged in zone line to these welding point uniform;
In neighboring area, by rolling soldering appliance to two metallic plate P1, P2 continuously rolling weld and reserve import and outlet;
Block one of them of import and outlet, and metallic plate P1, P2 are placed on press, metallic plate P1, P2 have predetermined spacing to two relative pressing plates of press relatively respectively, be blown into high-pressure fluid so that thereby the highly consistent deformation of metallic plate generation not being welded together forms multiple sub-container cavities 105 that communicate with each other in metallic plate, more preferably, this high-pressure fluid is water under high pressure.
The those skilled in the art of those the art can, by research description, disclosed content and accompanying drawing and appending claims, understand and implement other changes of the embodiment to disclosing.In the claims, word " comprises " element and the step of not getting rid of other, and wording " one " is not got rid of plural number.In the practical application of utility model, a part may execute claims the function of middle quoted multiple technical characterictics.Any Reference numeral in claim should not be construed as the restriction to scope.
The utility model is limited to the illustrative embodiments presenting in description and accompanying drawing never in any form.Within all combinations of the embodiment (part) illustrating and describe are interpreted as clearly and are incorporated to this description and be interpreted as clearly and fall in scope of the present utility model.And in the scope of the present utility model of summarizing as claims, a lot of distortion are possible.In addition, any reference marker in claims should be configured to limit scope of the present utility model.
Claims (11)
1. a condensing unit, is characterized in that, described condensing unit comprises:
Housing, limits free gas import and air outlet slit on it;
Multiple tabular primary coolers, it is arranged in described housing, import and outlet that described primary cooler comprises the container cavity of sealing, is communicated with described container cavity fluid, wherein, the import of described primary cooler is used for flowing into hot gas, and the outlet of described primary cooler is flowed out for the liquid that hot gas described in condensation is formed;
Spray assembly, it at least comprises that the top that is arranged in described multiple primary coolers is for making hot gas in described primary cooler be condensed into the shower nozzle of liquid to described primary cooler water spray; And
Blower fan, thus it sucks extraneous air the space of flowing through between every two primary coolers is discharged and defined the first circulation of air path from described air outlet slit again from described air intlet.
2. condensing unit according to claim 1, is characterized in that, described condensing unit also comprises that it is arranged in housing and is positioned at described primary cooler below for the cooling auxiliary cooler from the ejection of described shower nozzle the water that flows down from described primary cooler; Described blower fan sucks described extraneous air thereby the described auxiliary cooler of flowing through is discharged and defined the second circulation of air path from described air outlet slit again from described air intlet.
3. condensing unit according to claim 2, it is characterized in that, described auxiliary cooler is configured to make to flow through, and the flow direction of air of described auxiliary cooler flows down with from described primary cooler and the flow direction of the water of the described auxiliary cooler of flowing through is substantially vertical.
4. condensing unit according to claim 1, it is characterized in that, described condensing unit also comprises the first baffle plate that is disposed on described the first circulation of air path and is positioned at the downstream of described primary cooler, and it stops water to pass through when being configured to allow air to pass through.
5. condensing unit according to claim 4, is characterized in that, described the first baffle plate comprises the passage of multiple substantially V-shaped or W shape or M shapes.
6. according to the condensing unit described in claim 2 or 3, it is characterized in that, described condensing unit also comprises the second baffle that is disposed on described the second circulation of air path and is positioned at the downstream of described auxiliary cooler, and it stops water to pass through when being configured to allow air to pass through.
7. condensing unit according to claim 6, is characterized in that, described second baffle comprises the passage of multiple substantially V-shaped or W shape or M shapes.
8. condensing unit according to claim 1, it is characterized in that, in described multiple primary coolers, at least have a primary cooler that is suitable for following current, its import and outlet are arranged on be condensed upstream and the downstream position of direction of natural flow of the liquid that forms of described hot gas substantially.
9. condensing unit according to claim 8, it is characterized in that, in described multiple primary coolers, at least also there is a primary cooler that is suitable for adverse current, it has for being connected to the vacuum orifice on vaccum-pumping equipment, described vacuum orifice is arranged on the be condensed position of the upstream in the direction of natural flow of the liquid that forms of described hot gas substantially, the import of the described primary cooler that is suitable for adverse current and the public same through hole of outlet, described through hole is arranged on the be condensed position in the downstream in the direction of natural flow of the liquid that forms of described hot gas substantially.
10. according to the condensing unit described in claim 1-5 any one, it is characterized in that, the container cavity of described primary cooler is made up of multiple sub-container cavities that communicate with each other.
11. condensing units according to claim 6, is characterized in that, the container cavity of described primary cooler is made up of multiple sub-container cavities that communicate with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320172023.1U CN203605749U (en) | 2013-04-08 | 2013-04-08 | Condensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320172023.1U CN203605749U (en) | 2013-04-08 | 2013-04-08 | Condensing device |
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| Publication Number | Publication Date |
|---|---|
| CN203605749U true CN203605749U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320172023.1U Expired - Fee Related CN203605749U (en) | 2013-04-08 | 2013-04-08 | Condensing device |
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| Country | Link |
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| CN (1) | CN203605749U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353240A (en) * | 2013-04-08 | 2013-10-16 | 上海万享成套制冷设备有限公司 | Condensing device and manufacturing method of cooler of condensing device |
| CN107076439A (en) * | 2014-09-10 | 2017-08-18 | 蒙特斯公司 | Water minimizes method and the equipment being used together with evaporation-cooled device |
| CN112783238A (en) * | 2020-12-30 | 2021-05-11 | 天津森罗科技股份有限公司 | Temperature and humidity uniformity adjusting system |
-
2013
- 2013-04-08 CN CN201320172023.1U patent/CN203605749U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353240A (en) * | 2013-04-08 | 2013-10-16 | 上海万享成套制冷设备有限公司 | Condensing device and manufacturing method of cooler of condensing device |
| CN103353240B (en) * | 2013-04-08 | 2015-11-25 | 浙江万享科技股份有限公司 | The manufacture method of a kind of condensing unit and its cooler |
| CN107076439A (en) * | 2014-09-10 | 2017-08-18 | 蒙特斯公司 | Water minimizes method and the equipment being used together with evaporation-cooled device |
| CN107076439B (en) * | 2014-09-10 | 2021-05-11 | 蒙特斯公司 | Method for minimizing water quantity and apparatus for use with evaporative cooling device |
| CN112783238A (en) * | 2020-12-30 | 2021-05-11 | 天津森罗科技股份有限公司 | Temperature and humidity uniformity adjusting system |
| CN112783238B (en) * | 2020-12-30 | 2023-01-06 | 天津森罗科技股份有限公司 | Temperature and humidity uniformity adjusting system |
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Address after: 200070, room 512, building A, 638 Hengfeng Road, Shanghai, Zhabei District Patentee after: SHANGHAI WANXIANG REFRIGERATION EQUIPMENT Co.,Ltd. Patentee after: ZHEJIANG WANXIANG TECHNOLOGY Co.,Ltd. Address before: 200070, room 512, building A, 638 Hengfeng Road, Shanghai, Zhabei District Patentee before: SHANGHAI WANXIANG REFRIGERATION EQUIPMENT Co.,Ltd. Patentee before: ZHEJIANG WANHENG SCIENCE & TECHNOLOGY CO.,LTD. |
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Effective date of registration: 20150608 Address after: 313000 No. 799 Changxin Avenue, Taihu street, Huzhou, Zhejiang, Changxing County Patentee after: ZHEJIANG WANXIANG TECHNOLOGY Co.,Ltd. Address before: 200070, room 512, building A, 638 Hengfeng Road, Shanghai, Zhabei District Patentee before: SHANGHAI WANXIANG REFRIGERATION EQUIPMENT Co.,Ltd. Patentee before: ZHEJIANG WANXIANG TECHNOLOGY Co.,Ltd. |
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