CN103207265B - A kind of reservoir level fluctuation method and apparatus for the logistics organizations platform that comes down - Google Patents
A kind of reservoir level fluctuation method and apparatus for the logistics organizations platform that comes down Download PDFInfo
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- CN103207265B CN103207265B CN201310112486.3A CN201310112486A CN103207265B CN 103207265 B CN103207265 B CN 103207265B CN 201310112486 A CN201310112486 A CN 201310112486A CN 103207265 B CN103207265 B CN 103207265B
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Abstract
The present invention discloses a kind of reservoir level fluctuation method and apparatus for the logistics organizations platform that comes down, described device comprises: linear displacement transducer, ball float, water supply pump, draining water pump, water inlet pipe, drainpipe and integrating control terminal, ball float is arranged on the end of the displacement bar of linear displacement transducer, is arranged on the water surface of reservoir level device; Linear displacement transducer is for measuring the displacement of reservoir level device fluctuation in stage; Integrating control terminal is used for the displacement obtained according to linear displacement transducer measurement, by controlling the fluctuation of water supply pump and draining water pump simulated reservoir water level device water level.Present invention, avoiding water pressure sensor because the uneven data caused in hydraulic pressure local are unstable, it also avoid the sensor main body caused because of silt influenced, even if disturbed by silt still do not affect service precision.And because inlet opening is under liquid level, osculum is in the bottom in pond, when therefore liquid level being gone up and fall to controlling, there will not be data fluctuations.
Description
Technical field
The present invention relates to the reservoir level lifting used of indoor landslide physical model experiment field, particularly a kind of reservoir level fluctuation method and apparatus for the logistics organizations platform that comes down.
Background technology
Existing landslide physical reservoir level jacking system mainly utilizes water pressure sensor, water supply pump, draining water pump and integrating control terminal formation control loop.Water pressure sensor is responsible for the water pressure data in collection model reservoir pond, then by data feedback to control terminal, and control terminal is according to the reservoir level fluctuation discrepancy in elevation of setting, position and fluctuation speed thus control the duty of water supply pump, draining water pump.
Although this kind of device can simulate the fluctuation of reservoir, there is a lot of drawback used, this drawback not only have impact on the precision of Reservoir fluctuation in stage, and can not reach the requirement of ratio of similitude in simulated reservoir fluctuation in stage speed.Water pressure sensor will wonder that the height of liquid level must be arranged on the bottom in model reservoir pond, and all the time along with silt in model experiment process, especially the basin bottom of sensor installation, this just serious service precision that have impact on sensor, even affects the normal use of sensor.The instability of reservoir level device local hydraulic pressure is caused also further to have impact on precision in addition when water supply and water drain pump work.
Therefore one can not only Simulated Water reservoir level fluctuation, and can seem particularly important according to the apparatus and method of model ratio of similitude accurate Simulated Water reservoir level fluctuation speed.
Summary of the invention
The technical problem to be solved in the present invention overcomes the problems referred to above exactly, proposes a kind of reservoir level fluctuation method and apparatus for the logistics organizations platform that comes down, can according to ratio of similitude accurate analog reservoir level fluctuation.
In order to solve the problem, the invention provides a kind of device of the reservoir level fluctuation for the logistics organizations platform that comes down, comprising: linear displacement transducer, ball float, water supply pump, draining water pump, water inlet pipe, drainpipe and integrating control terminal, wherein,
Described ball float is arranged on the end of the displacement bar of described linear displacement transducer, and is arranged on the water surface of reservoir level device;
Described linear displacement transducer is used for the displacement according to the traverse measurement reservoir level device fluctuation in stage of described ball float;
Described integrating control terminal is connected with draining water pump with described linear displacement transducer, water supply pump respectively, for the displacement obtained according to described linear displacement transducer measurement, by controlling the fluctuation of water supply pump and draining water pump simulated reservoir water level device water level;
Described water supply pump is connected with described water inlet pipe, for the control according to described integrating control terminal to the water filling of reservoir level device;
Described draining water pump is connected with described drainpipe, for the control according to described integrating control terminal from the draining of reservoir level device.
Preferably, said apparatus also has following features:
Described integrating control terminal comprises main control terminal, Acquisition Circuit, control circuit and frequency-variable controller, wherein,
Described main control terminal is connected with control circuit with described Acquisition Circuit respectively, for being gathered the displacement that described linear displacement transducer measurement obtains by Acquisition Circuit, and according to the displacement that described linear displacement transducer measurement obtains, control water supply pump and draining water pump by control circuit and frequency-variable controller;
Described Acquisition Circuit is connected with described linear displacement transducer, for gathering the displacement that described linear displacement transducer measurement obtains, and is sent to described main control terminal;
Described frequency-variable controller is connected with draining water pump with described water supply pump respectively;
Described control circuit is connected with frequency-variable controller, for the instruction according to main control terminal, controls water supply pump and draining water pump by frequency-variable controller.
Preferably, said apparatus also has following features:
One end of described water inlet pipe connects water supply pump, and the other end is arranged in the water of reservoir level device, lower than the lowest water level line of Simulated Water reservoir level.
Preferably, said apparatus also has following features:
One end of described drainpipe connects draining water pump, and the other end is positioned at reservoir level bottom of device, is coated with fine sand net at freeing port place.
Preferably, said apparatus also has following features:
Described draining water pump is axial flow pump, and described water inlet water pump is submersible pump.
In order to solve the problem, the invention provides and a kind ofly adopt device described above to realize, for the method for the reservoir level fluctuation of the logistics organizations platform that comes down, comprising:
According to simulation Reservoir region fluctuation in stage situation, again in conjunction with the ratio of similitude of the actual reservoir water level discrepancy in elevation, selected linear displacement transducer range, is installed on the end of linear displacement transducer displacement bar, linear displacement transducer is mounted on the assigned address of reservoir level device by ball float;
Fix a drainpipe in reservoir level bottom of device, drainpipe is connected with draining water pump;
Be installed into water pipe on reservoir level device top, the lowest water level line lower than Simulated Water reservoir level is installed in one end of water inlet pipe, and the other end of water inlet pipe connects water inlet water pump;
Integrating control terminal is connected with draining water pump with described linear displacement transducer, water supply pump respectively, according to the displacement that described linear displacement transducer measurement obtains, by controlling the fluctuation of water supply pump and draining water pump simulated reservoir water level device water level.
The present invention has following beneficial effect:
First, adopt displacement transducer and ball float, avoid water pressure sensor because the uneven data caused in hydraulic pressure local are unstable, it also avoid the sensor main body caused because of silt influenced, it itself is not sensor main body that ball float contacts with water body, even if disturbed by silt still do not affect service precision.Secondly, inlet opening is under liquid level and intakes, very little and relatively stable for liquid fluctuating, and the control of therefore rise speed there will not be data fluctuations phenomenon.Again, osculum is in the bottom in whole pond, and the impact for liquid level is fainter, more stable to the control of liquid level falling speed.
Accompanying drawing explanation
Fig. 1 is the reservoir level fluctuation device schematic diagram for the logistics organizations platform that comes down of the embodiment of the present invention.
Embodiment
Hereinafter will be described in detail to embodiments of the invention by reference to the accompanying drawings.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combination in any mutually.
The present invention is based on Inst. of Mechanics, CAS's major landslip physical model experiment platform, be to provide a kind of can according to the method and apparatus of ratio of similitude accurate analog reservoir level fluctuation, this device is particularly important for the process of the failure evolvement that comes down under research hydrodynamic force risk factor.
As shown in Figure 1, for the device of the reservoir level fluctuation of the logistics organizations platform that comes down, it is characterized in that, comprising: linear displacement transducer, ball float, water supply pump, draining water pump, water inlet pipe, drainpipe and integrating control terminal, wherein,
Described ball float is arranged on the end of the displacement bar of described linear displacement transducer, and is arranged on the water surface of reservoir level device;
Described linear displacement transducer is used for the displacement according to the traverse measurement reservoir level device fluctuation in stage of described ball float;
Described integrating control terminal is connected with draining water pump with described linear displacement transducer, water supply pump respectively, for the displacement obtained according to described linear displacement transducer measurement, by controlling the fluctuation of water supply pump and draining water pump simulated reservoir water level device water level;
Described water supply pump is connected with described water inlet pipe, for the control according to described integrating control terminal to the water filling of reservoir level device;
Described draining water pump is connected with described drainpipe, for the control according to described integrating control terminal from the draining of reservoir level device.
Particularly, described integrating control terminal comprises main control terminal, Acquisition Circuit, control circuit and frequency-variable controller, wherein,
Described main control terminal is connected with control circuit with described Acquisition Circuit respectively, for being gathered the displacement that described linear displacement transducer measurement obtains by Acquisition Circuit, and according to the displacement that described linear displacement transducer measurement obtains, control water supply pump and draining water pump by control circuit and frequency-variable controller;
Described Acquisition Circuit is connected with described linear displacement transducer, for gathering the displacement that described linear displacement transducer measurement obtains, and is sent to described main control terminal;
Described frequency-variable controller is connected with draining water pump with described water supply pump respectively;
Described control circuit is connected with frequency-variable controller, for the instruction according to main control terminal, controls water supply pump and draining water pump by frequency-variable controller.
Method of the present invention can comprise the steps:
(1) according to simulation Reservoir region fluctuation in stage situation, again in conjunction with the ratio of similitude of the actual reservoir water level discrepancy in elevation, selected linear displacement transducer range, is installed on the end of linear displacement transducer displacement bar, linear displacement transducer is mounted on the appropriate location of reservoir level device by ball float.
(2) fix a drainpipe in reservoir level bottom of device, drainpipe is connected with draining water pump; Water pipe is installed on reservoir level device top, one end of water inlet pipe install lower than Simulated Water reservoir level lowest water level line (water pipe end lower than waterline mainly consider to allow water level when ripple disable, stable progressively slowly rise), the other end of water inlet pipe connects water inlet water pump.
When fixing a drainpipe, gas welding can be used to draw hole and welding drainpipe in reservoir level bottom of device, osculum covers fine sand net (preventing the silt blocking water pipe of simulating to fall in the experimentation of landslide).
Draining water pump adopts axial flow pump, one-in-and-one-out, and water inlet water pump adopts submersible pump, and be positioned over by water inlet water pump in the pond made in advance, turnover water pump all adopts 220V Alternating Current Power Supply, frequency of utilization 0-50HZ.
(3) integrating control terminal is connected with draining water pump with described linear displacement transducer, water supply pump respectively, according to the displacement that described linear displacement transducer measurement obtains, by controlling the fluctuation of water supply pump and draining water pump simulated reservoir water level device water level.
In step (3), the collecting circuit board of the data line of linear displacement transducer with integrating control terminal is connected, the power supply line of water supply pump, draining water pump is connected with the frequency-variable controller of integrating control terminal, again the control circuit of frequency-variable controller with integrating control terminal is connected, main control terminal is connected with control circuit with Acquisition Circuit, namely completes the installation of hardware entities part.
When the situation needing simulated reservoir water level to go up, the software interface of main control terminal inputs water level and increases the peak value water level reached, and the speed that input water level increases, water supply pump is started working, now linear displacement transducer gathers displacement data, the displacement data collected is fed back to main control terminal by Acquisition Circuit, main control terminal regulates the frequency of frequency-variable controller according to the water level peak value arranged and water level speed by control circuit, now the supply voltage of water pump changes thereupon, thus change operating power, the change that so just can control inflow reaches application target.
Simulated reservoir water level falls with above-mentioned principle.Repeatedly data scaling to be carried out to it in actual use, thus reach application target.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. for a device for the reservoir level fluctuation of the logistics organizations platform that comes down, it is characterized in that, comprising: linear displacement transducer, ball float, water supply pump, draining water pump, water inlet pipe, drainpipe and integrating control terminal, wherein,
Described ball float is arranged on the end of the displacement bar of described linear displacement transducer, and is arranged on the water surface of described reservoir level device;
Described linear displacement transducer is used for the displacement according to the traverse measurement reservoir level device fluctuation in stage of described ball float;
Described integrating control terminal is connected with draining water pump with described linear displacement transducer, water supply pump respectively, for the displacement obtained according to described linear displacement transducer measurement, by controlling the fluctuation of water supply pump and draining water pump simulated reservoir water level device water level;
Described water supply pump is connected with described water inlet pipe, for the control according to described integrating control terminal to the water filling of reservoir level device;
Described draining water pump is connected with described drainpipe, for the control according to described integrating control terminal from the draining of reservoir level device;
Described integrating control terminal comprises main control terminal, Acquisition Circuit, control circuit and frequency-variable controller, wherein,
Described main control terminal is connected with control circuit with described Acquisition Circuit respectively, for being gathered the displacement that described linear displacement transducer measurement obtains by Acquisition Circuit, and according to the displacement that described linear displacement transducer measurement obtains, control water supply pump and draining water pump by control circuit and frequency-variable controller;
Described Acquisition Circuit is connected with described linear displacement transducer, for gathering the displacement that described linear displacement transducer measurement obtains, and is sent to described main control terminal;
Described frequency-variable controller is connected with draining water pump with described water supply pump respectively;
Described control circuit is connected with frequency-variable controller, for the instruction according to main control terminal, controls water supply pump and draining water pump by frequency-variable controller.
2. device as claimed in claim 1, is characterized in that,
One end of described water inlet pipe connects water supply pump, and its other end is arranged in the water of reservoir level device, lower than the lowest water level line of Simulated Water reservoir level.
3. device as claimed in claim 1, is characterized in that,
One end of described drainpipe connects draining water pump, and its other end is positioned at reservoir level bottom of device, is coated with fine sand net at freeing port place.
4. device as claimed in claim 1, is characterized in that,
Described draining water pump is axial flow pump, and described water supply pump is submersible pump.
5. adopt as in Claims 1 to 4, the realization of any one device, for a method for the reservoir level fluctuation of the logistics organizations platform that comes down, comprising:
According to simulation Reservoir region fluctuation in stage situation, again in conjunction with the ratio of similitude of the actual reservoir water level discrepancy in elevation, selected linear displacement transducer range, is installed on the end of linear displacement transducer displacement bar, linear displacement transducer is mounted on the assigned address of reservoir level device by ball float;
Fix a drainpipe in reservoir level bottom of device, drainpipe is connected with draining water pump;
Be installed into water pipe on reservoir level device top, the lowest water level line lower than Simulated Water reservoir level is installed in one end of water inlet pipe, and the other end of water inlet pipe connects water supply pump;
Integrating control terminal is connected with draining water pump with described linear displacement transducer, water supply pump respectively, according to the displacement that described linear displacement transducer measurement obtains, by controlling the fluctuation of water supply pump and draining water pump simulated reservoir water level device water level;
Described integrating control terminal comprises main control terminal, Acquisition Circuit, control circuit and frequency-variable controller, wherein,
Described main control terminal is connected with control circuit with described Acquisition Circuit respectively, for being gathered the displacement that described linear displacement transducer measurement obtains by Acquisition Circuit, and according to the displacement that described linear displacement transducer measurement obtains, control water supply pump and draining water pump by control circuit and frequency-variable controller;
Described Acquisition Circuit is connected with described linear displacement transducer, for gathering the displacement that described linear displacement transducer measurement obtains, and is sent to described main control terminal;
Described frequency-variable controller is connected with draining water pump with described water supply pump respectively;
Described control circuit is connected with frequency-variable controller, for the instruction according to main control terminal, controls water supply pump and draining water pump by frequency-variable controller.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310112486.3A CN103207265B (en) | 2013-04-02 | 2013-04-02 | A kind of reservoir level fluctuation method and apparatus for the logistics organizations platform that comes down |
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| CN201310112486.3A CN103207265B (en) | 2013-04-02 | 2013-04-02 | A kind of reservoir level fluctuation method and apparatus for the logistics organizations platform that comes down |
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| CN103207265B true CN103207265B (en) | 2016-03-23 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531071B (en) * | 2013-09-29 | 2016-02-17 | 清华大学 | Major landslip model of mind pilot system under rainfall and storehouse water synergy |
| CN103592424B (en) * | 2013-11-29 | 2015-08-19 | 四川大学 | Bedding bank slope piestic water physical model test device |
| CN103884827B (en) * | 2014-01-13 | 2015-08-26 | 四川大学 | Be applicable to the magnetic field force-seepage force model test apparatus of native stone side slope |
| CN104200732A (en) * | 2014-07-08 | 2014-12-10 | 广东省水利水电科学研究院 | Landslip simulation and control system for slip masses |
| CN105203737A (en) * | 2015-10-23 | 2015-12-30 | 三峡大学 | Device and method for simulating influences of drying and watering cycle action generated by water level variation of fluctuating belt of reservoir on reservoir bank slope rock masses |
| CN112255390B (en) * | 2020-10-16 | 2021-07-13 | 水利部交通运输部国家能源局南京水利科学研究院 | Centrifugal model test device and method for simulating reservoir bank slope instability induced by water level fluctuation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3937596A (en) * | 1973-04-30 | 1976-02-10 | Braidwood Robert O | Fluid pump driving control |
| CN101254533A (en) * | 2008-03-18 | 2008-09-03 | 中南大学 | Constant fluid level control device of fused mass box for casting |
| CN102331489A (en) * | 2011-07-19 | 2012-01-25 | 中国科学院力学研究所 | System for testing physical model for large-scale landslides under action of multiple factors |
| CN102680663A (en) * | 2012-06-04 | 2012-09-19 | 中国地质大学（武汉） | Water level automatic control system of landslide physical model test |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0673087B2 (en) * | 1984-07-23 | 1994-09-14 | ホシザキ電機株式会社 | Liquid level controller |
| CN2458605Y (en) * | 2000-12-22 | 2001-11-07 | 黄永立 | Water level probe |
-
2013
- 2013-04-02 CN CN201310112486.3A patent/CN103207265B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3937596A (en) * | 1973-04-30 | 1976-02-10 | Braidwood Robert O | Fluid pump driving control |
| CN101254533A (en) * | 2008-03-18 | 2008-09-03 | 中南大学 | Constant fluid level control device of fused mass box for casting |
| CN102331489A (en) * | 2011-07-19 | 2012-01-25 | 中国科学院力学研究所 | System for testing physical model for large-scale landslides under action of multiple factors |
| CN102680663A (en) * | 2012-06-04 | 2012-09-19 | 中国地质大学（武汉） | Water level automatic control system of landslide physical model test |
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