CN203744552U - Efficient heat exchanging tube bundle of vacuum phase transition heating furnace - Google Patents
Efficient heat exchanging tube bundle of vacuum phase transition heating furnace Download PDFInfo
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- CN203744552U CN203744552U CN201420086626.4U CN201420086626U CN203744552U CN 203744552 U CN203744552 U CN 203744552U CN 201420086626 U CN201420086626 U CN 201420086626U CN 203744552 U CN203744552 U CN 203744552U
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- tube
- heat exchanging
- tube bank
- heating furnace
- phase transition
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Abstract
The utility model relates to heat exchanging equipment, in particular to an efficient heat exchanging tube bundle of a vacuum phase transition heating furnace. The efficient heat exchanging tube bundle comprises a circulation water inlet tube, a circulation water outlet tube, a tube bundle front tube plate, transducers, a tube bundle body, a tube bundle back tube plate and the like. The tube plates are provided with the high-power ultrasonic transducers. The output energy and the phase of the transducers are adjusted to ensure that the tube bundle can be driven by the tube plates to produce the ultrasonic fluctuation with the high-frequency and low amplitude, the intense scale-resisting capacity inside a heat exchanging tube can be guaranteed, and the impurities of circulation water cannot adhere to the inner wall of the heat exchanging tube to form scale in the heat exchanging process. The ultrasonic fluctuation can effectively damage a condensation film outside the heat exchanging tube, and much condensation heat transfer can be kept in a dew condensation heat transfer state. By means of the effective application of the efficient heat exchanging tube bundle, a new generation of efficient and energy-saving vacuum phase-changing boiler will be produced.
Description
Technical field
The present invention relates to physical method antiscaling, descaling and efficient enhanced heat exchange technical field, relate in particular to a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank.
Technical background
Vacuum phase transition heating furnace is the defeated novel type of furnace of oilfield collection, the core of its operation principle is the hot aqueous medium in drum to be heated to vaporization produce steam, steam when heat exchanging pipe wall lower than its saturation temperature contacts, discharges the latent heat of vaporization and condenses into drop and be attached on wall.After drop cohesion, return in the liquid phase of drum, so move in circles, the mode of conducting heat by cohesion realizes the conversion that alternates of gas, liquid two, completes transfer and the conversion of energy, and it has the features such as safe, reliable, energy-conservation.
This type of furnace has occurred that one self cannot be dealt with problems in actual applications, in the generation of running dirt.Because the generation of dirt has had a strong impact on heat transfer effect, sometimes also may threaten production safety.In addition, do not consider or realize the problem of enhanced heat exchange.
The thirties in 20th century, large several times to tens times compared with film condensation of the heat transfer coefficients of the discovery such as Schmidt dropwise condensation, so dropwise condensation has been considered to the most effectively strengthen at present the mode of condensation heat transfer.So obtain dropwise condensation rather than film condensation in condensation heat transfer process people expectation.The necessary condition that steam is dropwise condensation on the surface of solids is that this surface has lower surface energy, be that the surface of solids is not moistening by the condensation water of this steam institute, if realize dropwise condensation, in industry, apply the surface of the low-surface-energy of necessary long sustaining dropwise condensation.But owing to being exposed to condensation surface after a period of time, most of surfaces can be moistening, dropwise condensation is very difficult to maintain, and does not also realize the technology of permanent dropwise condensation at present in industrial products.
Summary of the invention
In order to solve the problems of the technologies described above, to the invention provides a kind of a kind of vacuum phase transition heating furnace high efficient heat exchanging non-maintaining, that stop heat exchanger tube inner structure, enhanced heat exchange heat transfer outside a tube simple in structure, in service and restrain.
In order to solve the problems of the technologies described above, the present invention has adopted following technical scheme:
1, a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank, is characterized in that it comprises: circulating water inlet, recirculated water water outlet, tube bank front tube sheet, transducer, tube bank, tube bank back tube sheet etc.
2, described a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank, is characterized in that: the structure of circulating water inlet, recirculated water water outlet, tube bank is identical with common phase transition of vacuum, has reduced the workload of design aspect.Difference is at the two ends of tube bank, to be provided with tube bank front tube sheet and tube bank back tube sheet.
3, described a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank, it is characterized in that: on tube sheet, have and corresponding and identical shaped hole, heat exchanger tube turning, make heat exchanger tube pass tube sheet 40mm, and by heat exchanger tube back bending place and tube bank front tube sheet and tube bank back tube sheet firm welding.
4, described a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank, is characterized in that: on tube bank front tube sheet and tube bank back tube sheet, be provided with several large-power supersonic transducers.
5, described a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank, is characterized in that: this heat-exchanging tube bundle can be arranged on one with heating furnace, also can carry out partial installation.
6, described a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank, is characterized in that: this heat-exchanging tube bundle is arranged on internal tank.
7, described a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank, is characterized in that: the transducer on tube sheet, according to actual conditions, can be arranged on the inside of container, also can be arranged on the outside of container.
The present invention, owing to having adopted said structure, has following beneficial effect:
1, guarantee not tie in heat exchanger tube dirt;
The condensation film producing while 2, effectively destroying the outer steam condensation of heat exchanger tube, realizes dropwise condensation heat transfer;
3, make the volume of the phase change vacuum boiler of equal-wattage can reduce more than 1/3;
4, be convenient to manufacture, installation, repair and maintenance;
5, save steel, reduce and take up an area, be convenient to install, reduce and safeguard, reduce blowdown.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1.
The specific embodiment
Refer to Fig. 1, it is the structural representation of a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank of the present invention embodiment 1.As shown in the figure: it comprises circulating water inlet 1, recirculated water water outlet 2, tube bank front tube sheet 3, transducer 4, tube bank 5, tube bank back tube sheet 6 etc.Wherein, circulating water inlet 1 and recirculated water water outlet 2 are arranged on same one end of tube bank.
The two ends of tube bank 5 are provided with tube bank front tube sheet 3 and tube bank back tube sheet 6, have and corresponding and identical shaped hole, heat exchanger tube turning on tube sheet, make heat exchanger tube pass tube sheet 40mm, and by heat exchanger tube back bending place and tube bank front tube sheet and tube bank back tube sheet firm welding.
The radial direction of tube bank front tube sheet 3 and tube bank back tube sheet 6 arranges several transducers 4, and the quantity of transducer 4 is according to size and thickness and the size of tube sheet, the by analysis calculative determination of tube bank 5.
During a kind of vacuum phase transition heating furnace high efficient heat exchanging of the present invention tube bank work, the ultrasonic fluctuation that transducer drives tube bank front tube sheet 3 and tube bank back tube sheet 6 to produce high frequency short arc, by adjusting output energy and the phase place of transducer, guarantee to restrain 5 and under the driving of tube sheet 3,6, produce the ultrasonic fluctuation of high frequency short arc.This ultrasonic wave kinetic energy enough guarantees there is strong antifouling capability in heat exchanger tube, and in heat transfer process, the impurity of quantity of circulating water cannot adhere to and form dirt on heat exchanger tube inwall; This ultrasonic wave kinetic energy enough effectively destroys the condensation film outside heat exchanger tube, makes condensation heat transfer more remain on dropwise condensation heat transfer state.Will the be born phase change vacuum boiler of New-generation efficient energy-saving of effective enforcement of this invention.
The above is only better embodiment of the present invention eventually, is not used for limiting practical range of the present invention.Be that all equivalences of doing according to the content of the present patent application the scope of the claims change and modify, all should be technology category of the present invention, all should be within protection scope of the present invention.
Claims (4)
1. a vacuum phase transition heating furnace high efficient heat exchanging tube bank, is characterized in that it comprises: it comprises circulating water inlet 1, recirculated water water outlet 2, tube bank front tube sheet 3, transducer 4, tube bank 5, tube bank back tube sheet 6 etc.
2. a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank according to claim 1, is characterized in that: the two ends of tube bank 5 are provided with tube bank front tube sheet 3 and tube bank back tube sheet 6, heat exchanger tube back bending place and Tube-sheet Welding.
3. a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank according to claim 1, is characterized in that: tube sheet 3,6 radial direction arrange several transducers 4.
4. a kind of vacuum phase transition heating furnace high efficient heat exchanging tube bank according to claim 2, it is characterized in that: the version of pipeline is not limited to a kind of pattern of plane steel plate, also can heat-exchanging tube bundle be linked together by round steel, band steel or alternate manner, and the propagation ducts of formation power ultrasonic energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086626.4U CN203744552U (en) | 2014-02-27 | 2014-02-27 | Efficient heat exchanging tube bundle of vacuum phase transition heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086626.4U CN203744552U (en) | 2014-02-27 | 2014-02-27 | Efficient heat exchanging tube bundle of vacuum phase transition heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203744552U true CN203744552U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420086626.4U Expired - Fee Related CN203744552U (en) | 2014-02-27 | 2014-02-27 | Efficient heat exchanging tube bundle of vacuum phase transition heating furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN203744552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854479A (en) * | 2020-07-29 | 2020-10-30 | 郑州航空工业管理学院 | Adjustable heat transfer heat exchanger |
-
2014
- 2014-02-27 CN CN201420086626.4U patent/CN203744552U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854479A (en) * | 2020-07-29 | 2020-10-30 | 郑州航空工业管理学院 | Adjustable heat transfer heat exchanger |
| CN111854479B (en) * | 2020-07-29 | 2022-08-23 | 郑州航空工业管理学院 | Adjustable heat transfer heat exchanger |
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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: 20140730 Termination date: 20200227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |