CN104033692A - Steam condensate pipeline vibration eliminating equipment - Google Patents
Steam condensate pipeline vibration eliminating equipment Download PDFInfo
- Publication number
- CN104033692A CN104033692A CN201410268441.XA CN201410268441A CN104033692A CN 104033692 A CN104033692 A CN 104033692A CN 201410268441 A CN201410268441 A CN 201410268441A CN 104033692 A CN104033692 A CN 104033692A
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- CN
- China
- Prior art keywords
- pipeline
- steam condensate
- fluid
- conical pipeline
- conical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/04—Devices damping pulsations or vibrations in fluids
- F16L55/045—Devices damping pulsations or vibrations in fluids specially adapted to prevent or minimise the effects of water hammer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/04—Devices damping pulsations or vibrations in fluids
- F16L55/041—Devices damping pulsations or vibrations in fluids specially adapted for preventing vibrations
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention discloses steam condensate pipeline vibration eliminating equipment which comprises a conical pipeline. N guide plates which are radially symmetrically distributed along the circumference of the pipeline are uniformly arranged on the inner surface of the conical pipeline. The steam condensate pipeline vibration eliminating equipment has the advantages that liquid which flows through the pipeline is regularly and radially mixed by the guide plates, the thickness of laminar flow at a pipe wall of the pipeline is reduced, the liquid of the laminar flow at the pipe wall is changed, vortex formed on the surface of the pipe wall can be effectively broken, flow paths have certain geometric shapes, and optional random mixing can be prevented; a small-diameter end of the conical pipeline is communicated with condensates I, an elbow which is used for being communicated with condensates II is obliquely inserted in the conical pipeline, the direction of an output end of the elbow is identical to a flow direction of media which are formed after the condensates I in the conical pipeline and the condensates II are gathered, liquid of the condensates II flows along the axial direction of a medium pipeline and can flow out in a form identical to a flow state of a header pipe, change of the internal flow state of the header pipe can be eliminated, and steam and liquid phase state conversion can be prevented; a medium outlet for the media which are formed after the condensates I and the condensates II are gathered is formed in a large-diameter end of the conical pipeline.
Description
Technical field
The field that the present invention relates to a kind of steam condensate pipe vibration abatement apparatus, is specifically related to same medium mixed pipe vibration problem under different temperatures.
Background technique
In different field during recovered steam condensed fluid due to the difference of pressure, temperature, high temperature condensed fluid is the decline due to pressure and temperature at influx pipe place, unnecessary interior can consumption nowhere, the wherein inevitable flash distillation of a part of water and produce of short duration vaporization, when flowing to or flow velocity changes, because the inertia density of vapour phase is little, be converged to large sparkle, to low pressure area gas blowby, make the steam bubble generation water hammer that breaks, show as condensed fluid house steward's vibration.The sustained oscillation of pipeline, causes very large hidden danger to the safe operation of pipeline.
Summary of the invention
In order to solve the defect existing in prior art, the invention discloses a kind of steam condensate pipe vibration abatement apparatus.
The technical solution adopted in the present invention is as follows:
A steam condensate pipe vibration abatement apparatus, comprises a conical pipeline, and the internal surface of described conical pipeline is evenly provided with the guide plate that N piece distributes along pipe circumference radial symmetric; The radially mixing of the fluid generation rule of described guide plate convection current piping, reduce tube wall place laminar flow thickness, the laminar flow fluid at tube wall place is changed, effectively abolish the whirlpool that tube wall face place forms, make flow path there is certain geometrical shape, get rid of any randomness and mix; And the miner diameter end of conical pipeline is communicated with condensed fluid I, on conical pipeline, one of oblique cutting is for being communicated with the elbow of condensed fluid II, MEDIA FLOW after the output terminal of elbow gathers with conical pipeline inner condensat liquid I and condensed fluid II is to identical, condensed fluid II is along medium pipeline axial direction, can form the form identical with house steward's fluidised form flows out, eliminate the variation of fluidised form in house steward, avoided the conversion of vapour-liquid phase; The bigger diameter end of conical pipeline is the media outlet after condensed fluid I and condensed fluid II gather.Described abatement apparatus converges pipeline place for being arranged on the steam condensate of different pressures, temperature, and different fluid is fully mixed with fluidised form of the same race, guarantees that the mixing of safe fluid is carried.
Described mixer length L is 600mm～2000mm.
60 ° of the taper angle theta < of described conical pipeline.
Axis and the angle between conical pipeline center line of described elbow oblique cutting part are obtuse angle.
At the condensed fluid II of described miner diameter end, elbow entry end, bigger diameter end, be equipped with flange.
Beneficial effect of the present invention is as follows:
The radially mixing of the fluid generation rule of guide plate convection current piping, reduce tube wall place laminar flow thickness, the laminar flow fluid at tube wall place is changed, effectively abolish the whirlpool that tube wall face place forms, make flow path there is certain geometrical shape, getting rid of any randomness mixes, not only push the liquid stream at center to periphery, and push the fluid of periphery to center, thereby obtain good neck to mixed effect, in pipe, without dead band, be not also short-circuited, meanwhile, this perfect radial circular flow mixed function, make the temperature gradient of fluid on pipe cross section, velocity gradient and quality gradient obviously reduce, obtain the mixed effect of good two-phase fluid.
Condensed fluid II must enter to gather pipeline center with the elbow oblique cutting of the angle of fixing.Can not enter gathering tube with positive threeway form, because near pipeline wall place, there is one deck laminar flow, because the heat transfer of laminar flow internal layer is carried out with heat-conducting mode, because flow thermal conductivity coefficient is very little, thermal resistance is very large, temperature is lower, condensed fluid II enters pipeline with positive threeway form, because inner tube wall laminar flow place temperature is lower, condensed fluid II is entering gathering tube high in the situation that for superheated water or temperature, high low temperature fluid-phase is met, the local negative pressure that forms of pipeline, high temperature condensed fluid produces flash distillation, part forms steam very soon, vapour phase because inertia density is little, be converged to large sparkle, to low pressure area gas blowby, make the steam bubble generation water attack of breaking.Change skew T and obtuse angle elbow form into, condensed fluid II fluid, along medium pipeline axial direction, can form the form identical with house steward's fluidised form and flow out, and has eliminated the variation of fluidised form in house steward, avoided the conversion of vapour-liquid phase, guaranteed that condensed fluid is with the mixing conveying of same journey, safety.
Accompanying drawing explanation
The installation present situation of Fig. 1 steam condensate pipeline;
Fig. 2 the first implementing apparatus of the present invention;
Fig. 3 the second implementing apparatus of the present invention
In figure: 1 condensed fluid I, 2 condensed fluid II, 3 media outlets, 4 guide plates, 5 flanges, 6 conical pipes.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail:
A steam condensate pipe vibration abatement apparatus, comprises a conical pipeline 6, and the internal surface of described conical pipeline 6 is evenly provided with the guide plate 4 that N piece distributes along pipe circumference radial symmetric; And the miner diameter end of conical pipeline is communicated with condensed fluid I1, on conical pipeline, one of oblique cutting is for being communicated with the elbow of condensed fluid II, and the MEDIA FLOW after the output terminal of elbow gathers with conical pipeline inner condensat liquid I1 and condensed fluid II is to identical; The bigger diameter end of conical pipeline is the media outlet 3 after condensed fluid I1 and condensed fluid II2 gather.Abatement apparatus converges pipeline place for being arranged on the steam condensate of different pressures, temperature, and different fluid is fully mixed with fluidised form of the same race, guarantees that the mixing of safe fluid is carried.Conical pipeline 6 length L are 600mm～2000mm.60 ° of the taper angle theta < of conical pipeline.Axis and the angle between conical pipeline center line of elbow oblique cutting part are obtuse angle.
At the condensed fluid II of described miner diameter end, elbow entry end, bigger diameter end, be equipped with flange 5.
The radially mixing of the fluid generation rule of guide plate 4 convection current pipings, reduce tube wall place laminar flow thickness, the laminar flow fluid at tube wall place is changed, effectively abolish the whirlpool that tube wall face place forms, make flow path there is certain geometrical shape, getting rid of any randomness mixes, not only push the liquid stream at center to periphery, and push the fluid of periphery to center, thereby obtain good neck to mixed effect, in pipe, without dead band, be not also short-circuited, meanwhile, this perfect radial circular flow mixed function, make the temperature gradient of fluid on pipe cross section, velocity gradient and quality gradient obviously reduce, obtain the mixed effect of good two-phase fluid.
Condensed fluid II2 pipeline must enter to gather pipeline center with the elbow oblique cutting of the angle of fixing.Can not enter gathering tube with positive threeway form, because near pipeline wall place, there is one deck laminar flow, because the heat transfer of laminar flow internal layer is carried out with heat-conducting mode, because flow thermal conductivity coefficient is very little, thermal resistance is very large, temperature is lower, condensed fluid II2 enters pipeline with positive threeway form, because inner tube wall laminar flow place temperature is lower, condensed fluid II is entering gathering tube high in the situation that for superheated water or temperature, high low temperature fluid-phase is met, the local negative pressure that forms of pipeline, high temperature condensed fluid produces flash distillation, part forms steam very soon, vapour phase because inertia density is little, be converged to large sparkle, to low pressure area gas blowby, make the steam bubble generation water attack of breaking.Change skew T and obtuse angle elbow form into, condensed fluid pipeline fluid, along medium pipeline axial direction, can form the form identical with house steward's fluidised form and flow out, and has eliminated the variation of fluidised form in house steward, avoided the conversion of vapour-liquid phase, guaranteed that condensed fluid is with the mixing conveying of same journey, safety.
Claims (6)
1. a steam condensate pipe vibration abatement apparatus, is characterized in that: comprise a conical pipeline, the internal surface of described conical pipeline is evenly provided with the guide plate that N piece distributes along pipe circumference radial symmetric; The radially mixing of the fluid generation rule of described guide plate convection current piping, reduce tube wall place laminar flow thickness, the laminar flow fluid at tube wall place is changed, effectively abolish the whirlpool that tube wall face place forms, make flow path there is certain geometrical shape, get rid of any randomness and mix; And the miner diameter end of conical pipeline is communicated with condensed fluid I, on conical pipeline, one of oblique cutting is for being communicated with the elbow of condensed fluid II, MEDIA FLOW after the output terminal of elbow gathers with conical pipeline inner condensat liquid I and condensed fluid II is to identical, condensed fluid II is along medium pipeline axial direction, can form the form identical with house steward's fluidised form flows out, eliminate the variation of fluidised form in house steward, avoided the conversion of vapour-liquid phase; The bigger diameter end of conical pipeline is the media outlet after condensed fluid I and condensed fluid II gather.
2. steam condensate pipe vibration abatement apparatus as claimed in claim 1, it is characterized in that: described abatement apparatus converges pipeline place for being arranged on the steam condensate of different pressures, temperature, different fluid is fully mixed with fluidised form of the same race, guarantee that the mixing of safe fluid is carried.
3. steam condensate pipe vibration abatement apparatus as claimed in claim 1, is characterized in that: described conical pipeline length L is 600mm～2000mm.
4. steam condensate pipe vibration abatement apparatus as claimed in claim 1, is characterized in that: 60 ° of the taper angle theta < of described conical pipeline.
5. steam condensate pipe vibration abatement apparatus as claimed in claim 1, is characterized in that: at the condensed fluid II of described miner diameter end, elbow entry end, bigger diameter end, be equipped with flange.
6. steam condensate pipe vibration abatement apparatus as claimed in claim 1, is characterized in that: axis and the angle between conical pipeline center line of described elbow oblique cutting part are obtuse angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410268441.XA CN104033692B (en) | 2014-06-16 | 2014-06-16 | A kind of steam condensate pipe vibration abatement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410268441.XA CN104033692B (en) | 2014-06-16 | 2014-06-16 | A kind of steam condensate pipe vibration abatement apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104033692A true CN104033692A (en) | 2014-09-10 |
| CN104033692B CN104033692B (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410268441.XA Active CN104033692B (en) | 2014-06-16 | 2014-06-16 | A kind of steam condensate pipe vibration abatement apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107850270A (en) * | 2015-08-24 | 2018-03-27 | 流动科技株式会社 | With using jet pump effect water attack mitigation capability water piping system and be its pressurized tank connector |
| CN112253882A (en) * | 2020-08-24 | 2021-01-22 | 上海核工程研究设计院有限公司 | Device for weakening piping vibration caused by vortex shedding |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4616678A (en) * | 1985-06-06 | 1986-10-14 | Hokuto Mfg, Co., Ltd. | Means for preventing water hammer in fluid-feeding system |
| JPH04192246A (en) * | 1990-11-26 | 1992-07-10 | Nikon Corp | Environment control type scanning microscope |
| CN2184889Y (en) * | 1993-11-23 | 1994-12-07 | 梁永德 | Dense hole silencing vapour and water mixed heater |
| CN1369594A (en) * | 2001-02-16 | 2002-09-18 | 中国石油天然气股份有限公司 | Finishing oil for front-rear spinning short polyester fibre |
| CN203463851U (en) * | 2013-08-05 | 2014-03-05 | 中国中轻国际工程有限公司 | Pipe connecting piece for vibration prevention and reduction |
-
2014
- 2014-06-16 CN CN201410268441.XA patent/CN104033692B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4616678A (en) * | 1985-06-06 | 1986-10-14 | Hokuto Mfg, Co., Ltd. | Means for preventing water hammer in fluid-feeding system |
| JPH04192246A (en) * | 1990-11-26 | 1992-07-10 | Nikon Corp | Environment control type scanning microscope |
| CN2184889Y (en) * | 1993-11-23 | 1994-12-07 | 梁永德 | Dense hole silencing vapour and water mixed heater |
| CN1369594A (en) * | 2001-02-16 | 2002-09-18 | 中国石油天然气股份有限公司 | Finishing oil for front-rear spinning short polyester fibre |
| CN203463851U (en) * | 2013-08-05 | 2014-03-05 | 中国中轻国际工程有限公司 | Pipe connecting piece for vibration prevention and reduction |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107850270A (en) * | 2015-08-24 | 2018-03-27 | 流动科技株式会社 | With using jet pump effect water attack mitigation capability water piping system and be its pressurized tank connector |
| CN107923578A (en) * | 2015-08-24 | 2018-04-17 | 流动科技株式会社 | Piping arrangement including hitting buffer part |
| CN112253882A (en) * | 2020-08-24 | 2021-01-22 | 上海核工程研究设计院有限公司 | Device for weakening piping vibration caused by vortex shedding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104033692B (en) | 2016-01-20 |
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| C06 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20170524 Address after: 252211 Shandong city of Liaocheng province Dong'e County Gu Luxi Industrial Park Town Patentee after: Shandong Liaocheng Zhongsheng Lanrui Chemical Co.,Ltd. Address before: 252211 Shandong city of Liaocheng province Dong'e County Gu Guan Tun Zhen Luxi Chemical Industrial Park Patentee before: LUXI CHEMICAL GROUP Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 252211 Luxi Industrial Park, high tech Industrial Development Zone, Liaocheng City, Shandong Province Patentee after: Liaocheng Luxi Chlorobenzyl Chemical Co.,Ltd. Address before: 252211 Shandong city of Liaocheng province Dong'e County Gu Luxi Industrial Park Town Patentee before: Shandong Liaocheng Zhongsheng Lanrui Chemical Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220722 Address after: 252211 new chemical materials Industrial Park, Liaocheng high tech Industrial Development Zone, Shandong Province Patentee after: CHLOR-ALKALI CHEMICAL BRANCH OF LUXI CHEMICAL GROUP Co.,Ltd. Address before: Luxi Industrial Park, high tech Industrial Development Zone, Liaocheng City, Shandong Province Patentee before: Liaocheng Luxi Chlorobenzyl Chemical Co.,Ltd. |