CN103940475A - Doppler gate flow measurement method and device - Google Patents
Doppler gate flow measurement method and device Download PDFInfo
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- CN103940475A CN103940475A CN201410197343.1A CN201410197343A CN103940475A CN 103940475 A CN103940475 A CN 103940475A CN 201410197343 A CN201410197343 A CN 201410197343A CN 103940475 A CN103940475 A CN 103940475A
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- flashboard
- doppler
- gate
- lock
- flow
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Abstract
The invention relates to a Doppler gate flow measurement method and device, and belongs to the technical field of water conservancy gate flow measurement and data remote transmission. According to the technical scheme, the device comprises a gateway (1), a flashboard (2), a gate flow measurement device, a Doppler flow speed sensor (4) and a gate level sensor (5). The flashboard is vertically arranged on the gateway, the gateway is connected with a flashboard opening/closing machine, and the flashboard opening/closing machine controls the flashboard to be opened or closed on the gateway. The gate level sensor is arranged on the flashboard or the flashboard on-off machine in a matched mode, the Doppler flow speed sensor is arranged in the middle of the bottom of the portion, behind the flashboard, of the gateway in a matched mode, the Doppler flow speed sensor and the gate level sensor are provided with intelligent instruments respectively in a matched mode, and the gate flow measurement device is connected with the intelligent instrument of the Doppler flow speed sensor and the intelligent instrument of the gate level sensor in a wired or wireless mode. By means of the Doppler gate flow measurement method and device, the gate flow is worked out precisely through a flow rate area method for the first time, continuous online measurement is achieved, high-precision computation of the gate flow is achieved, and management of management departments is convenient.
Description
Technical field
The present invention relates to a kind of Doppler's gate flow measurement method and device, belong to water conservancy gate flow measurement and transmission technology field.
Background technology
At present, the computing formula that existing water conservancy gate flow-measuring method adopts, general error is more than 15%.Above-mentioned defect perplexs tradesman for a long time, but there is no again for many years better solution, has limited to a certain extent the application of gate flow measuring.
Summary of the invention
The object of the invention is to provide a kind of Doppler's gate flow measurement method and device, realizes and utilizes lockage flow velocity, and high precision computation lock flow, solves the problems referred to above that exist in background technology.
Technical scheme of the present invention is:
A kind of Doppler's gate current surveying device, comprise lock road, flashboard, gate work current surveying machine, Doppler's flow velocity sensor and lock level sensor, flashboard is vertically set on lock road, and flashboard is connected with flashboard headstock gear, the opening and closing on flashboard headstock gear control flashboard Zha road; Lock level sensor coupling be arranged on flashboard or flashboard headstock gear on, Doppler's flow velocity sensor matching is arranged on the centre position, bottom in lock road, flashboard rear, described Doppler's flow velocity sensor and lock level sensor, coupling has intelligent instrument separately respectively, and gate work current surveying machine connects Doppler's flow velocity sensor and lock level sensor intelligent instrument separately by wireless or wired mode.
Described Doppler's flow velocity sensor, its test side is towards flashboard.
Described lock level sensor is lock position chi.Described flashboard is the flashboard of Flat Sluice.
Gate work current surveying machine is known reception and the intelligent instrument of processing Doppler's flow velocity sensor and lock level sensor data.
A kind of Doppler's gate flow measurement method, its step is as follows:
1. utilize above-mentioned a kind of Doppler's gate current surveying device to carry out, this device comprises lock road, flashboard, gate work current surveying machine, Doppler's flow velocity sensor and lock level sensor, flashboard is vertically set on lock road, flashboard is connected with flashboard headstock gear, the opening and closing on flashboard headstock gear control flashboard Zha road; Lock level sensor coupling be arranged on flashboard or flashboard headstock gear on, Doppler's flow velocity sensor matching is arranged on the centre position, bottom in lock road, flashboard rear, described Doppler's flow velocity sensor and lock level sensor, coupling has intelligent instrument separately respectively, and gate work current surveying machine connects Doppler's flow velocity sensor and lock level sensor intelligent instrument separately by wireless or wired mode; Described Doppler's flow velocity sensor, its test side is towards flashboard;
2. because lock road width is known, utilize lock level sensor to measure gatage, can obtain the opening water delivery area of gate;
3. utilize Doppler's flow velocity sensor to measure the center vertical velocity of gate opening, because gate opening water delivery area is known, by velocity-area method, can calculate lock flow;
4. due to the center vertical velocity of gate opening and be not equal to other position vertical velocity of gate opening, velocity field is inhomogeneous, and calculating lock flow needs calibration, and water conservancy industry is referred to as calibration, finally obtains lock flow accurately.
Adopt the present invention, by measuring flow velocity and the flow of gate opening, by calibration, obtain the accurate flow on this section, and upload measurement data to administrative authority by wireless public network, complete automatic measurement task.
In the present invention, gate work current surveying machine, Doppler's flow velocity sensor, lock level sensor, velocity_area method, rating method are known contents.
The present invention measures discharge area, lock road by lock level sensor, utilizes Doppler's flow velocity sensor to measure center line flow velocity, utilizes velocity_area method to measure gate opening flow, utilize calibration to obtain accurate lock flow, all linked with one another, indispensable, exquisite composition, designs rigorous.Consequently design a simple in structurely, cheap, measuring accuracy is high, simple and practical lock flow measuring equipment.
Beneficial effect of the present invention: utilize velocity_area method to accurately calculate lock flow and belong to pioneering; The present invention realizes continuous on-line measurement, and high precision computation lock flow is convenient to administrative authority's management.
Brief description of the drawings
Fig. 1 is embodiment of the present invention schematic diagram;
Fig. 2 is flow measurement schematic diagram of the present invention;
In figure: lock road 1, flashboard 2, pocket floor 3, Doppler's flow velocity sensor 4, lock level sensor 5.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the present invention will be further described.
A kind of Doppler's gate current surveying device, comprise lock road 1, flashboard 2, gate work current surveying machine, Doppler's flow velocity sensor 4 and lock level sensor 5, flashboard is vertically set on lock road, and flashboard is connected with flashboard headstock gear, the opening and closing on flashboard headstock gear control flashboard Zha road; Lock level sensor coupling be arranged on flashboard or flashboard headstock gear on, Doppler's flow velocity sensor matching is arranged on the centre position, bottom in lock road, flashboard rear, described Doppler's flow velocity sensor and lock level sensor, coupling has intelligent instrument separately respectively, and gate work current surveying machine connects Doppler's flow velocity sensor and lock level sensor intelligent instrument separately by wireless or wired mode.
Described Doppler's flow velocity sensor, its test side is towards flashboard.
Described lock level sensor is lock position chi.Described flashboard is the flashboard of Flat Sluice.
Gate work current surveying machine is known reception and the intelligent instrument of processing Doppler's flow velocity sensor and lock level sensor data.
A kind of Doppler's gate flow measurement method, its step is as follows:
1. utilize above-mentioned a kind of Doppler's gate current surveying device to carry out, this device comprises lock road, flashboard, gate work current surveying machine, Doppler's flow velocity sensor and lock level sensor, flashboard is vertically set on lock road, flashboard is connected with flashboard headstock gear, the opening and closing on flashboard headstock gear control flashboard Zha road; Lock level sensor coupling be arranged on flashboard or flashboard headstock gear on, Doppler's flow velocity sensor matching is arranged on the centre position, bottom in lock road, flashboard rear, described Doppler's flow velocity sensor and lock level sensor, coupling has intelligent instrument separately respectively, and gate work current surveying machine connects Doppler's flow velocity sensor and lock level sensor intelligent instrument separately by wireless or wired mode; Described Doppler's flow velocity sensor, its test side is towards flashboard;
2. because lock road width is known, utilize lock level sensor to measure gatage, can obtain the opening water delivery area of gate;
3. utilize Doppler's flow velocity sensor to measure the center vertical velocity of gate opening, because gate opening water delivery area is known, by velocity-area method, can calculate lock flow;
4. due to the center vertical velocity of gate opening and be not equal to other position vertical velocity of gate opening, velocity field is inhomogeneous, and calculating lock flow needs calibration, and water conservancy industry is referred to as calibration, finally obtains lock flow accurately.
Adopt the present invention, by measuring flow velocity and the flow of gate opening, by calibration, obtain the accurate flow on this section, and upload measurement data to administrative authority by wireless public network, complete automatic measurement task.
Claims (5)
1. Doppler's gate current surveying device, it is characterized in that comprising lock road (1), flashboard (2), gate work current surveying machine, Doppler's flow velocity sensor (4) and lock level sensor (5), flashboard is vertically set on lock road, flashboard is connected with flashboard headstock gear, the opening and closing on flashboard headstock gear control flashboard Zha road; Lock level sensor coupling be arranged on flashboard or flashboard headstock gear on, Doppler's flow velocity sensor matching is arranged on the centre position, bottom in lock road, flashboard rear, described Doppler's flow velocity sensor and lock level sensor, coupling has intelligent instrument separately respectively, and gate work current surveying machine connects Doppler's flow velocity sensor and lock level sensor intelligent instrument separately by wireless or wired mode.
2. Doppler's gate current surveying device according to claim 1, is characterized in that described Doppler's flow velocity sensor, and its test side is towards flashboard.
3. Doppler's gate current surveying device according to claim 1, is characterized in that described lock level sensor is lock position chi; Described flashboard is the flashboard of Flat Sluice.
4. Doppler's gate flow measurement method, is characterized in that its step is as follows:
1. utilize above-mentioned a kind of Doppler's gate current surveying device to carry out, this device comprises lock road, flashboard, gate work current surveying machine, Doppler's flow velocity sensor and lock level sensor, flashboard is vertically set on lock road, flashboard is connected with flashboard headstock gear, the opening and closing on flashboard headstock gear control flashboard Zha road; Lock level sensor coupling be arranged on flashboard or flashboard headstock gear on, Doppler's flow velocity sensor matching is arranged on the centre position, bottom in lock road, flashboard rear, described Doppler's flow velocity sensor and lock level sensor, coupling has intelligent instrument separately respectively, and gate work current surveying machine connects Doppler's flow velocity sensor and lock level sensor intelligent instrument separately by wireless or wired mode; Described Doppler's flow velocity sensor, its test side is towards flashboard;
2. because lock road width is known, utilize lock level sensor to measure gatage, can obtain the opening water delivery area of gate;
3. utilize Doppler's flow velocity sensor to measure the center vertical velocity of gate opening, because gate opening water delivery area is known, by velocity-area method, can calculate lock flow;
4. due to the center vertical velocity of gate opening and be not equal to other position vertical velocity of gate opening, velocity field is inhomogeneous, and calculating lock flow needs calibration, and water conservancy industry is referred to as calibration, finally obtains lock flow accurately.
5. a kind of Doppler's gate flow measurement method according to claim 4, it is characterized in that: by measuring flow velocity and the flow of gate opening, by calibration, obtain the accurate flow on this section, and upload measurement data to administrative authority by wireless public network, complete automatic measurement task.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410197343.1A CN103940475A (en) | 2014-05-12 | 2014-05-12 | Doppler gate flow measurement method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410197343.1A CN103940475A (en) | 2014-05-12 | 2014-05-12 | Doppler gate flow measurement method and device |
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| Publication Number | Publication Date |
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| CN103940475A true CN103940475A (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410197343.1A Pending CN103940475A (en) | 2014-05-12 | 2014-05-12 | Doppler gate flow measurement method and device |
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| Country | Link |
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| CN (1) | CN103940475A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768089A (en) * | 2017-02-04 | 2017-05-31 | 唐山现代工控技术有限公司 | A kind of double-gate position gate flow measuring system and method |
| CN113419076A (en) * | 2021-07-02 | 2021-09-21 | 唐山现代工控技术有限公司 | Gate water passing section flow measuring method |
| CN114396023A (en) * | 2022-01-20 | 2022-04-26 | 唐山现代工控技术有限公司 | Section array scanning flow measurement gate and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004184368A (en) * | 2002-12-06 | 2004-07-02 | Toshiba Corp | Weir type flow meter |
| CN102401685A (en) * | 2011-11-17 | 2012-04-04 | 中国计量学院 | Method and device for carrying out online verification/calibration on open channel flowmeter |
| CN202247792U (en) * | 2011-09-16 | 2012-05-30 | 唐山现代工控技术有限公司 | Gate for measuring flow quantity through flow velocity |
| CN102901537A (en) * | 2012-11-05 | 2013-01-30 | 唐山现代工控技术有限公司 | Method and device for measuring flow of gate |
| CN203893890U (en) * | 2014-05-12 | 2014-10-22 | 唐山现代工控技术有限公司 | Doppler gate flow measuring device |
-
2014
- 2014-05-12 CN CN201410197343.1A patent/CN103940475A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004184368A (en) * | 2002-12-06 | 2004-07-02 | Toshiba Corp | Weir type flow meter |
| CN202247792U (en) * | 2011-09-16 | 2012-05-30 | 唐山现代工控技术有限公司 | Gate for measuring flow quantity through flow velocity |
| CN102401685A (en) * | 2011-11-17 | 2012-04-04 | 中国计量学院 | Method and device for carrying out online verification/calibration on open channel flowmeter |
| CN102901537A (en) * | 2012-11-05 | 2013-01-30 | 唐山现代工控技术有限公司 | Method and device for measuring flow of gate |
| CN203893890U (en) * | 2014-05-12 | 2014-10-22 | 唐山现代工控技术有限公司 | Doppler gate flow measuring device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768089A (en) * | 2017-02-04 | 2017-05-31 | 唐山现代工控技术有限公司 | A kind of double-gate position gate flow measuring system and method |
| CN113419076A (en) * | 2021-07-02 | 2021-09-21 | 唐山现代工控技术有限公司 | Gate water passing section flow measuring method |
| CN114396023A (en) * | 2022-01-20 | 2022-04-26 | 唐山现代工控技术有限公司 | Section array scanning flow measurement gate and method |
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Application publication date: 20140723 |