CN102589641A - Method for eliminating influences of flowing water during measurement of water level of turbulence channel and special water stabilizing device - Google Patents
Method for eliminating influences of flowing water during measurement of water level of turbulence channel and special water stabilizing device Download PDFInfo
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- CN102589641A CN102589641A CN2012100620541A CN201210062054A CN102589641A CN 102589641 A CN102589641 A CN 102589641A CN 2012100620541 A CN2012100620541 A CN 2012100620541A CN 201210062054 A CN201210062054 A CN 201210062054A CN 102589641 A CN102589641 A CN 102589641A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 238000005259 measurement Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000000087 stabilizing effect Effects 0.000 title abstract 4
- 238000005192 partition Methods 0.000 claims abstract description 61
- 239000011521 glass Substances 0.000 claims description 20
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 210000002445 nipple Anatomy 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000002262 irrigation Effects 0.000 abstract description 2
- 238000003973 irrigation Methods 0.000 abstract description 2
- 230000001932 seasonal effect Effects 0.000 abstract description 2
- 108091006146 Channels Proteins 0.000 abstract 7
- 102000010637 Aquaporins Human genes 0.000 abstract 1
- 108010063290 Aquaporins Proteins 0.000 abstract 1
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
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- 238000009434 installation Methods 0.000 description 2
- 244000188472 Ilex paraguariensis Species 0.000 description 1
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- 230000002706 hydrostatic effect Effects 0.000 description 1
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Abstract
The invention relates to a method for eliminating influences of flowing water during measurement of the water level of a turbulence channel and a special water stabilizing device, which are used for overcoming the influence of the flowing water of a water conservation channel to a pressure type water level sensor and belong to the technical field of detection of water levels of channels. The technical scheme includes that the special water stabilizing device is arranged at a measurement position of the water level of the turbulence channel, water of the turbulence channel flows through the water stabilizing device at first, kinetic energy of the water of the turbulence channel is offset, the water tends to be stable, the pressure water level sensor is arranged at a position at which the pressure water level sensor is communicated with the middle of a cylindrical arc-shaped partition board of the innermost layer of the special water stabilizer, and the water level of the turbulence channel is accurately measured in an environment with the stable water. The method and the water specializing device have the advantages that the influences of turbulence of the flowing water of the water conservation channel are overcome, measurement precision and reliability of the pressure type water level sensor are improved, and simultaneously, the pressure type water level sensor can be mounted simply and is sufficiently adaptive to characteristics of seasonal operation of water delivery of an irrigation region.
Description
Technical field
Eliminate the method and the special-purpose still well of moving water influence when the present invention relates to a kind of turbulent flow Measurement of Canal Water Stage, be used to overcome of the influence of the moving water turbulent flow of water conservancy channel, belong to channel water level detecting technical field the pressure type level sensor.
Background technology
At present, the lower pressure type level sensor of price is used in the measurement of the measurement of river water level in the water conservancy industry, irrigation canal water level and the measurement of lock flow in a large number; Because the pressure type level sensor can only be used for the hydrostatic environment, utilize the conversion pressure of the autologous density generation of water to become water level, therefore; The moving hydraulic impact that current cause in the channel, it is poor to be easy to build-up of pressure formula level sensor data confidence level, and precision is low; Poor reliability; Especially the turbulent flow channel is bigger to the influence of pressure type level sensor, exerts heavy pressures on for use department.
Summary of the invention
Eliminate the method and the special-purpose still well of moving water influence when the object of the invention provides a kind of turbulent flow Measurement of Canal Water Stage, utilize the principle that liquidates of turbulent flow, eliminate moving water influence, improve measuring accuracy, solve the problems referred to above that exist in the background technology.
Technical scheme of the present invention is:
Eliminate the method for moving water influence during a kind of turbulent flow Measurement of Canal Water Stage, comprise following steps:
1. at turbulent flow Measurement of Canal Water Stage place special-purpose still well is set; This special use still well is made up of the multilayered cylindrical arc-shaped partition; Every layer of arc-shaped partition is made up of two identical arcs; Leave two identical distance spaces between two identical arcs, two identical arcs constitute the complete tubular arc-shaped partition of one deck jointly with two identical distance spaces; Two clearance spaces of every layer of tubular arc-shaped partition, mutually orthogonal on the position with two clearance spaces of the tubular arc-shaped partition of adjacent layer, the pressure type level sensor is arranged on the position with the tubular arc-shaped partition intermediate connection of innermost layer;
2. the water in a canal of turbulent flow channel at first will pass through special-purpose still well, and water in a canal gets into from two clearance spaces of outermost layer tubular arc-shaped partition earlier simultaneously, in two clearance spaces of second layer tubular arc-shaped partition; Direction with opposite converges; A part is after kinetic energy cancels out each other, and again from both direction, gets into simultaneously to two clearance spaces of internal layer tubular arc-shaped partition; And converge with opposite direction once more, a part of kinetic energy is offset once more;
3. the water in a canal kinetic energy of turbulent flow channel is cancelled; Water in a canal is tended to be steady; Get in the middle of the tubular arc-shaped partition of innermost layer; The pressure type level sensor is arranged on the position with the tubular arc-shaped partition intermediate connection of special-purpose still well innermost layer, under the environment of steady water in a canal, accurately measures the water level of turbulent flow channel.
Eliminate the special-purpose still well of moving water influence during a kind of turbulent flow Measurement of Canal Water Stage; Comprise body and lower cover; Body is made up of the multilayered cylindrical arc-shaped partition, and every layer of arc-shaped partition is made up of two identical arcs, leaves two identical distance spaces between two identical arcs; Two identical arcs constitute the complete tubular arc-shaped partition of one deck jointly with two identical distance spaces; Two clearance spaces of every layer of tubular arc-shaped partition, mutually orthogonal on the position with two clearance spaces of the tubular arc-shaped partition of adjacent layer, the pressure type level sensor is arranged on the position with the tubular arc-shaped partition intermediate connection of innermost layer; Body is arranged on down and covers, and coupling forms the multilayer cavity jointly each other.
Described multilayered cylindrical arc-shaped partition, its number of plies is at least one deck.
Described body core just is communicated with water gage glass in the middle of the tubular arc-shaped partition of innermost layer, and water gage glass is connected with the pressure type level sensor.
Described body divides two parts up and down, and the lower part is made up of the multilayered cylindrical arc-shaped partition, and top is the part that links to each other with water gage glass, and the dividing plate center in the middle of two parts is for surveying the water intercommunicating pore up and down.
Described special-purpose still well also matees the reduction nipple that is useful on different water gage glasses.
Described body lower part and the lower cover position of being made up of the multilayered cylindrical arc-shaped partition can exchange.
Described tubular arc-shaped partition is cylindric arc-shaped partition.
Described pressure type level sensor is a known technology.
Adopt the present invention, can make good special-purpose still well in factory and install easily at the use scene, its different reduction nipples are applicable to the water gage glass or the well logging of different tube diameters.
The present invention has following advantage:
1. special-purpose still well can be made in factory in batches, significantly reduces cost;
2. on-the-spot installation is very convenient, and supporting different reduction nipples are applicable to various application occasions;
3. can effectively reduce the moving water influence of turbulent flow channel, effectively improve measuring accuracy;
4. improve water utilization rate, existing economic benefits have social effect again.
Beneficial effect of the present invention: be used to overcome of the influence of the moving water turbulent flow of water conservancy channel to the pressure type level sensor; Improve the measuring accuracy and the reliability of pressure type level sensor; Simultaneously; Make that the installation of pressure type level sensor is very simple, fully adapt to the characteristics of irrigated area water delivery seasonal work.
Description of drawings
Accompanying drawing 1 is an embodiment of the invention synoptic diagram;
Accompanying drawing 2 is embodiment of the invention multilayered cylindrical arc-shaped partition synoptic diagram;
Among the figure: pressure type level sensor lay down location 1, the body top 2 that is used to connect water gage glass, dividing plate 3, the lower part 4 of body, lower cover 5, outermost layer arc 6, outermost layer arc 7, outermost layer clearance space 8, outermost layer clearance space 9, second layer arc 10, second layer arc 11, second layer clearance space 12, second layer clearance space 13.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described further through embodiment.
In an embodiment; Eliminate the special-purpose still well of moving water influence during a kind of turbulent flow Measurement of Canal Water Stage, comprise body and lower cover 5, body is made up of the multilayered cylindrical arc-shaped partition; Every layer of arc-shaped partition is made up of two identical arcs; Leave two identical distance spaces between two identical arcs, two identical arcs constitute the complete tubular arc-shaped partition of one deck jointly with two identical distance spaces; Two clearance spaces of every layer of tubular arc-shaped partition, mutually orthogonal on the position with two clearance spaces of the tubular arc-shaped partition of adjacent layer, the pressure type level sensor is arranged on the position with the tubular arc-shaped partition intermediate connection of innermost layer; Body is arranged on down and covers, and coupling forms the multilayer cavity jointly each other.
Described multilayered cylindrical arc-shaped partition, its number of plies is at least one deck.Present embodiment is three layers.
Described body core just is communicated with water gage glass in the middle of the tubular arc-shaped partition of innermost layer, and water gage glass is connected with the pressure type level sensor.
Described body divides two parts up and down, and body lower part 4 is made up of the multilayered cylindrical arc-shaped partition, and the body top 2 that is used to connect water gage glass links to each other with water gage glass, and dividing plate 3 centers in the middle of two parts are survey water intercommunicating pore up and down.
Body top 2 couplings that are used to connect water gage glass have reduction nipple, are convenient to the connection of different-diameter water gage glass.
The water in a canal of turbulent flow channel at first will pass through special-purpose still well, and water in a canal gets into from two outermost layer arcs 6, two outermost layer clearance spaces 8,9 between 7 earlier simultaneously, in two second layer arcs 10, two second layer clearance spaces 12,13 between 11; Direction with opposite converges; A part is after kinetic energy cancels out each other, and again from both direction, gets into simultaneously to two clearance spaces of internal layer tubular arc-shaped partition; And converge with opposite direction once more, a part of kinetic energy is offset once more; The water in a canal kinetic energy of turbulent flow channel is offseted; Water in a canal is tended to be steady; Get in the middle of the tubular arc-shaped partition of innermost layer; The pressure type level sensor is arranged on the position with the tubular arc-shaped partition intermediate connection of special-purpose still well innermost layer, under the environment of steady water in a canal, accurately measures the water level of turbulent flow channel.
Claims (9)
1. eliminate the method for moving water influence during a turbulent flow Measurement of Canal Water Stage, it is characterized in that comprising following steps:
1. at turbulent flow Measurement of Canal Water Stage place special-purpose still well is set; This special use still well is made up of the multilayered cylindrical arc-shaped partition; Every layer of arc-shaped partition is made up of two identical arcs; Leave two identical distance spaces between two identical arcs, two identical arcs constitute the complete tubular arc-shaped partition of one deck jointly with two identical distance spaces; Two clearance spaces of every layer of tubular arc-shaped partition, mutually orthogonal on the position with two clearance spaces of the tubular arc-shaped partition of adjacent layer, the pressure type level sensor is arranged on the position with the tubular arc-shaped partition intermediate connection of innermost layer;
2. the water in a canal of turbulent flow channel at first will pass through special-purpose still well, and water in a canal gets into from two clearance spaces of outermost layer tubular arc-shaped partition earlier simultaneously, in two clearance spaces of second layer tubular arc-shaped partition; Direction with opposite converges; A part is after kinetic energy cancels out each other, and again from both direction, gets into simultaneously to two clearance spaces of internal layer tubular arc-shaped partition; And converge with opposite direction once more, a part of kinetic energy is offset once more;
3. the water in a canal kinetic energy of turbulent flow channel is offseted; Water in a canal is tended to be steady; Get in the middle of the tubular arc-shaped partition of innermost layer; The pressure type level sensor is arranged on the position with the tubular arc-shaped partition intermediate connection of special-purpose still well innermost layer, under the environment of steady water in a canal, accurately measures the water level of turbulent flow channel.
2. eliminate the method for moving water influence during according to the said turbulent flow Measurement of Canal Water Stage of claim 1, it is characterized in that described multilayered cylindrical arc-shaped partition, its number of plies is at least one deck.
3. eliminate the method for moving water influence during according to claim 1 or 2 said turbulent flow Measurement of Canal Water Stage, it is characterized in that being communicated with water gage glass in the middle of the tubular arc-shaped partition of innermost layer, water gage glass is connected with the pressure type level sensor.
4. eliminate the special-purpose still well of moving water influence during a turbulent flow Measurement of Canal Water Stage; It is characterized in that comprising body and lower cover (5); Body is made up of the multilayered cylindrical arc-shaped partition, and every layer of arc-shaped partition is made up of two identical arcs, leaves two identical distance spaces between two identical arcs; Two identical arcs constitute the complete tubular arc-shaped partition of one deck jointly with two identical distance spaces; Two clearance spaces of every layer of tubular arc-shaped partition, mutually orthogonal on the position with two clearance spaces of the tubular arc-shaped partition of adjacent layer, the pressure type level sensor is arranged on the position with the tubular arc-shaped partition intermediate connection of innermost layer; Body is arranged on down and covers, and coupling forms the multilayer cavity jointly each other.
5. eliminate the special-purpose still well of moving water influence during according to the said turbulent flow Measurement of Canal Water Stage of claim 4; It is characterized in that described body core; Just be communicated with water gage glass in the middle of the tubular arc-shaped partition of innermost layer, water gage glass is connected with the pressure type level sensor.
6. eliminate the special-purpose still well of moving water influence during according to the said turbulent flow Measurement of Canal Water Stage of claim 5; It is characterized in that described body divides two parts up and down; Body lower part (4) is made up of the multilayered cylindrical arc-shaped partition; The body top (2) that is used to connect water gage glass links to each other with water gage glass, and dividing plate (3) center in the middle of two parts is for surveying the water intercommunicating pore up and down.
7. eliminate the special-purpose still well of moving water influence during according to the said turbulent flow Measurement of Canal Water Stage of claim 6, it is characterized in that: body top (2) coupling that is used to connect water gage glass has reduction nipple, is convenient to the connection of different-diameter water gage glass.
8. eliminate the special-purpose still well of moving water influence during according to claim 4 or 6 said turbulent flow Measurement of Canal Water Stage, it is characterized in that: described body lower part (4) and lower cover (5) position of being made up of the multilayered cylindrical arc-shaped partition can exchange.
9. eliminate the special-purpose still well of moving water influence during according to claim 4 or 5 said turbulent flow Measurement of Canal Water Stage, described tubular arc-shaped partition is cylindric arc-shaped partition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210062054 CN102589641B (en) | 2012-03-12 | 2012-03-12 | Method for eliminating influences of flowing water during measurement of water level of turbulence channel and special water stabilizing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201210062054 CN102589641B (en) | 2012-03-12 | 2012-03-12 | Method for eliminating influences of flowing water during measurement of water level of turbulence channel and special water stabilizing device |
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| CN102589641A true CN102589641A (en) | 2012-07-18 |
| CN102589641B CN102589641B (en) | 2013-12-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103759786A (en) * | 2014-01-22 | 2014-04-30 | 唐山现代工控技术有限公司 | Stabilizing method and device for water level in well logging of high flow rate channel |
| RU2630192C1 (en) * | 2016-07-25 | 2017-09-05 | Федеральное государственное казенное военное образовательное учреждение высшего образования "Военный учебно-научный центр Военно-воздушных сил "Военно-воздушная академия имени профессора Н.Е. Жуковского и Ю.А. Гагарина" (г. Воронеж) Министерства обороны Российской Федерации | Installation for identifying turbulent initial section in small cross-section channels |
| CN110487340A (en) * | 2019-07-23 | 2019-11-22 | 广东美的白色家电技术创新中心有限公司 | Flowmeter pipeline and flowermeter with it |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4361038A (en) * | 1980-12-01 | 1982-11-30 | General Dynamics Corporation | Liquid level sensor |
| CN101598161A (en) * | 2009-07-07 | 2009-12-09 | 张祖明 | Frequency-conversion steady-flow control system and controlling method thereof |
| CN202494492U (en) * | 2012-03-12 | 2012-10-17 | 唐山现代工控技术有限公司 | Special water stabilizing device for removing flowing water effect during water level measurement of turbulence channels |
-
2012
- 2012-03-12 CN CN 201210062054 patent/CN102589641B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4361038A (en) * | 1980-12-01 | 1982-11-30 | General Dynamics Corporation | Liquid level sensor |
| CN101598161A (en) * | 2009-07-07 | 2009-12-09 | 张祖明 | Frequency-conversion steady-flow control system and controlling method thereof |
| CN202494492U (en) * | 2012-03-12 | 2012-10-17 | 唐山现代工控技术有限公司 | Special water stabilizing device for removing flowing water effect during water level measurement of turbulence channels |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103759786A (en) * | 2014-01-22 | 2014-04-30 | 唐山现代工控技术有限公司 | Stabilizing method and device for water level in well logging of high flow rate channel |
| CN103759786B (en) * | 2014-01-22 | 2016-06-22 | 唐山现代工控技术有限公司 | Stable level method and device in a kind of high flow rate channel well logging |
| RU2630192C1 (en) * | 2016-07-25 | 2017-09-05 | Федеральное государственное казенное военное образовательное учреждение высшего образования "Военный учебно-научный центр Военно-воздушных сил "Военно-воздушная академия имени профессора Н.Е. Жуковского и Ю.А. Гагарина" (г. Воронеж) Министерства обороны Российской Федерации | Installation for identifying turbulent initial section in small cross-section channels |
| CN110487340A (en) * | 2019-07-23 | 2019-11-22 | 广东美的白色家电技术创新中心有限公司 | Flowmeter pipeline and flowermeter with it |
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| CN102589641B (en) | 2013-12-18 |
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