CN204881237U - Steam heat transfer system with reinforce heat transfer effect - Google Patents
Steam heat transfer system with reinforce heat transfer effect Download PDFInfo
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- CN204881237U CN204881237U CN201520437606.1U CN201520437606U CN204881237U CN 204881237 U CN204881237 U CN 204881237U CN 201520437606 U CN201520437606 U CN 201520437606U CN 204881237 U CN204881237 U CN 204881237U
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Abstract
The utility model discloses a steam heat transfer system with reinforce heat transfer effect, including the vapor heat exchanger body, be equipped with import and export on the vapor heat exchanger body, the access connection on the vapor heat exchanger body has inlet piping, and the exit linkage on the vapor heat exchanger body has export pipeline, installs adjustable steam ejector on the inlet piping of the vapor heat exchanger body, be connected with catch water on the export pipeline of the vapor heat exchanger body, catch water forms an endless return circuit with adjustable steam ejector intercommunication, catch water and electronic trap group link, and condensate recovering unit is connected to electronic hydrophobic valves output. The utility model discloses a catch water has formed a circulation circuit with adjustable steam ejector intercommunication, reduces the internal surperficial water film thickness of vapor heat exchanger, and the coefficient of heat transfer and the ability of the improvement vapor heat exchanger body have also been avoided because the defect of the whole heat transfer ability decline of vapor heat exchanger that the trap problem produced.
Description
Technical field
The utility model relates to technical field of heat exchange, particularly relates to a kind of steam heat-exchanging system with enhanced heat exchange effect.
Background technology
Known heat exchanger (heatexchanger) is also known as heat exchanger, mainly the partial heat of hot fluid is passed to the equipment of cold fluid, wherein very extensive in steam in chemical production heat exchanger applications, and vapor heat exchanger take steam as the equipment that water heats by thermal source, moisture film thermal resistance in vapor heat exchanger is the principal element affecting the overall heat transfer coefficient of vapor heat exchanger, when steam flow rate is lower, moisture film is thicker, otherwise then contrary.Existing vapor heat exchanger import is provided with control valve and carries out inlet adjusting, thus control vapor heat exchanger inlet pressure, vapor heat exchanger outlet is provided with drain valve, by the condensate water in vapor heat exchanger, air and carbon dioxide are discharged as early as possible, and there is following defect in such vapor heat exchanger structure: first, the inner side of its vapor heat exchanger all can exist suppresses vapour phenomenon, vapor heat exchanger steam inside flow velocity reduces from import gradually to outlet, the steam-condensation Cheng Shui of vapor heat exchanger inside, and easily form moisture film at vapor heat exchanger inner surface, because vapor heat exchanger steam inside flow velocity reduces from import gradually to outlet, the moisture film formed is thicker, thus make the overall heat transfer coefficient of vapor heat exchanger lower, cause the efficiency of utilization of steam low, thus can steam be wasted, the second, drain valve is easy to break down or blocked drain, thus makes vapor heat exchanger inside easily produce ponding, directly reduces effective heat exchange area, reduces heat exchanger overall heat exchange ability, 3rd, when going wrong due to drain valve, causing the exchange capability of heat of vapor heat exchanger to decline, usually often adopting raising steam pressure, opening the methods such as drain valve to improve exchange capability of heat, but this operation also can cause the efficiency of utilization of steam low, thus can waste steam.
Utility model content
For not enough in prior art, the utility model provides a kind of steam heat-exchanging system with enhanced heat exchange effect having and avoid the inside ponding of vapor heat exchanger He effectively can improve steam heat utilization rate.
To achieve these goals, technical solution adopted in the utility model is:
A kind of steam heat-exchanging system with enhanced heat exchange effect, comprise steam heat-exchanging body, steam heat-exchanging body is provided with import and outlet, import on steam heat-exchanging body is connected with inlet pipeline, outlet on steam heat-exchanging body is connected with outlet conduit, and the inlet pipeline of steam heat-exchanging body is provided with adjustable steam jet ejector; The outlet conduit of steam heat-exchanging body is connected with steam-water separator, steam-water separator is communicated with composition loop of circulating with adjustable steam jet ejector, steam-water separator is connected with electric dredging devices water valve group, and electric dredging devices water valve group output connects condensate water recovery device.
Described steam-water separator is provided with a liquid level gauge, and liquid level gauge is also connected with electric dredging devices water valve group, by this setting, is conducive to being recognized the liquid level condition in steam-water separator and electric dredging devices water valve group in time by liquid level gauge.
The inlet pipeline of described steam heat-exchanging body is provided with an electric control valve, on inlet pipeline, electric control valve is in parallel with adjustable steam jet ejector, by this setting, when on inlet pipeline exceed adjustable steam jet ejector adjustable range time, regulate with electric control valve again, just can guarantee the pressure of steam.
Described import on steam heat-exchanging body, outlet, inlet pipeline, between steam-water separator and adjustable steam jet ejector on be provided with stop valve, by this setting, being convenient to when keeping in repair can fast shut-off, is more convenient for maintenance.
The utility model has following beneficial effect:
1, the outlet conduit of steam heat-exchanging body of the present utility model is connected with steam-water separator, steam-water separator is communicated with composition loop of circulating with adjustable steam jet ejector, make use of the pressure reduction of steam self, improve the flow velocity of steam, reduce the water film thickness of vapor heat exchanger inside, thus improve the overall heat transfer coefficient of vapor heat exchanger and heat, add the effect of production capacity on the one hand, on the other hand along with heat transfer coefficient increases, heat exchange logarithmic temperature difference can be reduced under the prerequisite of identical heat exchange amount (identical production capacity), steam pressure can be reduced, when steam pressure is lower, the latent heat of release is then higher, steam heat utilization ratio is higher, reach the object of steam saving,
2, steam-water separator is connected with electric dredging devices water valve group, electric dredging devices water valve group output connects condensate water recovery device, also the flow velocity improving steam heat-exchanging body inside is conducive to by condensate water recovery device, be conducive to the water film thickness reducing vapor heat exchanger inside, thus improve the overall heat transfer coefficient of vapor heat exchanger and heat;
3, the outlet of steam heat-exchanging body of the present utility model is communicated with by steam-water separator, electric dredging devices water valve group successively with between cool solidifying apparatus for recovering, avoid and be directly provided with drain valve in the outlet of steam heat-exchanging body, thus it also avoid the defect of the vapor heat exchanger overall heat exchange ability decline due to the generation of drain valve problem.
Accompanying drawing explanation
Fig. 1 is the utility model schematic diagram.
Detailed description of the invention
As shown in Figure 1, a kind of steam heat-exchanging system with enhanced heat exchange effect, comprise steam heat-exchanging body 1, steam heat-exchanging body 1 is provided with import and outlet, import on steam heat-exchanging body 1 is connected with inlet pipeline, outlet on steam heat-exchanging body 1 is connected with outlet conduit, the inlet pipeline of steam heat-exchanging body 1 is provided with adjustable steam jet ejector 2, the outlet conduit of steam heat-exchanging body 1 is connected with steam-water separator 3, steam-water separator 3 is communicated with composition loop of circulating with adjustable steam jet ejector 2, steam-water separator 3 is connected with electric dredging devices water valve group 4, electric dredging devices water valve group 4 output connects condensate water recovery device 5, described steam-water separator 3 is provided with a liquid level gauge 6, and liquid level gauge 6 is also connected with electric dredging devices water valve group 4, be conducive to being recognized the liquid level condition in steam-water separator 3 and electric dredging devices water valve group 4 in time by liquid level gauge 6, the inlet pipeline of described steam heat-exchanging body 1 is provided with an electric control valve 7, on inlet pipeline, electric control valve 7 is in parallel with adjustable steam jet ejector 2, when on inlet pipeline exceed adjustable steam jet ejector 2 adjustable range time, regulate with electric control valve 7 again, just can guarantee the pressure of steam, described import on steam heat-exchanging body 1, outlet, inlet pipeline, stop valve is provided with between steam-water separator 3 and adjustable steam jet ejector 2, being convenient to can fast shut-off when keeping in repair, be more convenient for maintenance.The utility model also can connect steam exhaust recovering device at electric dredging devices water valve group 4 output, can be reclaimed the flash steam of condensed water by steam exhaust recovering device.
The utility model has following beneficial effect: the outlet conduit of steam heat-exchanging body of the present utility model is connected with steam-water separator, steam-water separator is communicated with composition loop of circulating with adjustable steam jet ejector, make use of the pressure reduction of steam self, improve the flow velocity of steam, reduce the water film thickness of vapor heat exchanger inside, thus improve the overall heat transfer coefficient of vapor heat exchanger and heat, add the effect of production capacity on the one hand, on the other hand along with heat transfer coefficient increases, heat exchange logarithmic temperature difference can be reduced under the prerequisite of identical heat exchange amount (identical production capacity), steam pressure can be reduced, when steam pressure is lower, the latent heat of release is then higher, steam heat utilization ratio is higher, reach the object of steam saving, steam-water separator is connected with electric dredging devices water valve group, electric dredging devices water valve group output connects condensate water recovery device, also the flow velocity improving steam heat-exchanging body inside is conducive to by condensate water recovery device, be conducive to the water film thickness reducing vapor heat exchanger inside, thus improve the overall heat transfer coefficient of vapor heat exchanger and heat, the outlet of steam heat-exchanging body of the present utility model is communicated with by steam-water separator, electric dredging devices water valve group successively with between cool solidifying apparatus for recovering, avoid and be directly provided with drain valve in the outlet of steam heat-exchanging body, thus it also avoid the defect of the vapor heat exchanger overall heat exchange ability decline due to the generation of drain valve problem.
Claims (3)
1. one kind has the steam heat-exchanging system of enhanced heat exchange effect, comprise steam heat-exchanging body, steam heat-exchanging body is provided with import and outlet, import on steam heat-exchanging body is connected with inlet pipeline, outlet on steam heat-exchanging body is connected with outlet conduit, it is characterized in that, the inlet pipeline of steam heat-exchanging body is provided with adjustable steam jet ejector; The outlet conduit of steam heat-exchanging body is connected with steam-water separator, steam-water separator is communicated with composition loop of circulating with adjustable steam jet ejector, steam-water separator is connected with electric dredging devices water valve group, and electric dredging devices water valve group output connects condensate water recovery device.
2. a kind of steam heat-exchanging system with enhanced heat exchange effect as claimed in claim 1, it is characterized in that, described steam-water separator is provided with a liquid level gauge, and liquid level gauge is also connected with electric dredging devices water valve group.
3. a kind of steam heat-exchanging system with enhanced heat exchange effect as claimed in claim 1, it is characterized in that, the inlet pipeline of described steam heat-exchanging body is provided with an electric control valve, and on inlet pipeline, electric control valve is in parallel with adjustable steam jet ejector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520437606.1U CN204881237U (en) | 2015-06-17 | 2015-06-17 | Steam heat transfer system with reinforce heat transfer effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520437606.1U CN204881237U (en) | 2015-06-17 | 2015-06-17 | Steam heat transfer system with reinforce heat transfer effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204881237U true CN204881237U (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520437606.1U Ceased CN204881237U (en) | 2015-06-17 | 2015-06-17 | Steam heat transfer system with reinforce heat transfer effect |
Country Status (1)
| Country | Link |
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| CN (1) | CN204881237U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698154A (en) * | 2016-04-01 | 2016-06-22 | 浙江大学 | High-efficiency pure steam generation system with steam ejector and energy-saving synergism method thereof |
| CN111336830A (en) * | 2020-03-30 | 2020-06-26 | 曹雁青 | Design method of flow dividing hole, steam-water separator and steam heat exchanger set |
-
2015
- 2015-06-17 CN CN201520437606.1U patent/CN204881237U/en not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698154A (en) * | 2016-04-01 | 2016-06-22 | 浙江大学 | High-efficiency pure steam generation system with steam ejector and energy-saving synergism method thereof |
| CN111336830A (en) * | 2020-03-30 | 2020-06-26 | 曹雁青 | Design method of flow dividing hole, steam-water separator and steam heat exchanger set |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: USB era Center No. 80 Hangzhou 310013 Zhejiang province Xihu District Pingshui Street No. 1 building F17 Patentee after: Zhejiang annaijie Polytron Technologies Inc Address before: 310000, 31, Huatai Industrial Park, No. 788, Xixi Road, Xihu District, Zhejiang, Hangzhou Patentee before: HANGZHOU ENERGY TECHNOLOGY CO., LTD. |
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| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20200611 Decision number of declaring invalidation: 44878 Granted publication date: 20151216 |
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| IW01 | Full invalidation of patent right |