CN107255611A - A kind of indoor native case water infiltration is from dynamic test measurement system - Google Patents

A kind of indoor native case water infiltration is from dynamic test measurement system Download PDF

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Publication number
CN107255611A
CN107255611A CN201710418331.0A CN201710418331A CN107255611A CN 107255611 A CN107255611 A CN 107255611A CN 201710418331 A CN201710418331 A CN 201710418331A CN 107255611 A CN107255611 A CN 107255611A
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CN
China
Prior art keywords
water
native case
soil
automatic control
micro
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Pending
Application number
CN201710418331.0A
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Chinese (zh)
Inventor
冀荣华
刘秋霞
陈振海
郑立华
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China Agricultural University
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China Agricultural University
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Priority to CN201710418331.0A priority Critical patent/CN107255611A/en
Publication of CN107255611A publication Critical patent/CN107255611A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/08Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/0806Details, e.g. sample holders, mounting samples for testing
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/12Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means

Abstract

The present invention provides a kind of indoor native case water infiltration from dynamic test measurement system, automatic control system is also included within the system, the control system includes:Industrial computer, the geneva bottle containing inlet channel and outlet conduit, liquid level sensor, the native case equipped with soil and the micro- profit pipe being placed in the native case being placed in the geneva bottle;Wherein, water supply electromagnetic valve and water solenoid valve are respectively equipped with the inlet channel and outlet conduit of the geneva bottle, the outlet conduit of the geneva bottle is connected with micro- profit pipe, and the industrial computer controls the liquid level sensor, water supply electromagnetic valve and water solenoid valve.Present system realizes the function of automatically determining test data and feed irrigation water for water-feed automatically, and testing crew need not be kept for a long time to be observed, records test data before the test, can effectively liberate human resources.The system determines convenient, and the degree of accuracy is higher, it is adaptable to the measure work of the Infiltration relevant with soil.

Description

A kind of indoor native case water infiltration is from dynamic test measurement system
Technical field
It is automatic more particularly, to a kind of indoor native case water infiltration the present invention relates to hydrological observation technical field Test measurement system.
Background technology
Water infiltration is a kind of physical phenomenon under irrigation conditions, by the soil texture, irrigation method, water supply intensity and when The factors such as length, antecedent soil moisture, level of ground water influence.Quantitative description water infiltration process is the weight of irrigation water Content is wanted, for research soil infiltration, irrigation water using efficiency etc. is improved with important theory significance and the time value.
Soil infiltration refers to the process of that the rainwater for dropping to ground penetrates into the Zinc fractions soil water from soil surface.Soil enters Ooze be land water circulation a crucial ring, it is the important step that precipitation, surface water, the soil water and underground water are mutually converted. Soil infiltration rate is the important parameter for characterizing soil infiltration speed, and it is to evaluate soil water source holding capability and corrosion resistance Important indicator, be also the basic input parameters of the domatic hydrology of simulation and soil erosion process.The accurate survey of soil infiltration rate It is fixed significant for rainfall infiltration, Slope-Runoff, sediment yield on slope, the simulation of non-point pollution and prediction etc..
The measure for soil water infiltration is broadly divided into two classes at present, and a class is that field test is determined, and a class is indoor-bollard Shape soil case is determined.Wherein, field test often with measuring method include monocyclic method, bicyclic method, plate way, Hood infiltration instruments, Guelph infiltration instruments, Rainfall simulator etc..Above-mentioned two classes determination test is mostly manually measured.Manually measurement is needed Want when experimenter's long-time viewing test dynamic and record data, especially laboratory test, it is necessary to which experimenter is geneva manually Bottle moisturizing.This can undoubtedly take experimenter's substantial amounts of time, and manual measurement data precision is poor in addition, and there is experiment number According to it is not easy to maintain, processing the problems such as.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of water infiltration automatic control system, Ke Yishi Now Infiltration Processes for Different Vegetation is automatically controlled, while the functions such as the collection storage of experimental data can also be realized.
Water infiltration automatic control system provided by the present invention, including:Industrial computer, contain inlet channel and water outlet The geneva bottle of pipeline, the liquid level sensor being placed in geneva bottle, the native case equipped with soil and it is placed in micro- in the native case Profit pipe;
Wherein, water supply electromagnetic valve and water solenoid valve are respectively equipped with the inlet channel and outlet conduit of the geneva bottle, The outlet conduit of the geneva bottle is connected with micro- profit pipe, and the industrial computer controls the liquid level sensor, water supply electromagnetic valve And water solenoid valve.
Preferably, the side of the native case is provided with aperture, and micro- profit pipe is embedded in the horizontal linear where the aperture On.
Preferably, micro- profit pipe is connected by the way that single head lock is straight-through with the outlet conduit.
Preferably, the straight-through external diameter size of the single head lock is equal with the pore size of the aperture.
Preferably, the system also includes the soil moisture sensor being placed in the native case and for gathering soil in real time The video collector of image information;The soil moisture sensor is used for the moisture for detecting and recording soil;The industry control Machine controls the soil moisture sensor and video collector.
Preferably, where the soil moisture sensor is placed in micro- profit pipe in the vertical direction of horizontal plane.
Preferably, it is described it is micro- profit pipe where horizontal plane vertical direction on, respectively 5cm, 10cm, 15cm at placement 7, 5th, 3 soil moisture sensors.
Preferably, scale is indicated away from the opposite side being connected with the outlet conduit in the native case.
Preferably, the video collector is located at native case away from the opposite side being connected with the outlet conduit, passes through support Frame height is placed.
Preferably, the native case is transparent organic glass material.
The water infiltration automatic control system of the present invention has following beneficial effect:
1) present system realizes the function of automatically determining test data and feed irrigation water for water-feed automatically, tests people Member need not keep for a long time to be observed, records test data before the test.Therefore human resources can effectively be liberated;
2) system measurement is convenient, and the degree of accuracy is higher, it is adaptable to the measure work of the Infiltration relevant with soil, with compared with High use value and it is widely applied prospect;
3) data of system acquisition are conveyed directly to the preservation and processing that industrial computer is easy to data.
Brief description of the drawings
Fig. 1 is the structural representation of water infiltration automatic control system in a preferred embodiment of the invention;
Fig. 2 is soil moisture sensor placement profile in a preferred embodiment of the invention, and a is horizontal sectional drawing, b For vertical cross section, wherein, zero:Soil moisture sensor,:Micro- profit pipe.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention is described in further detail.Implement below Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
The invention provides a kind of water infiltration automatic control system, the system includes:Industrial computer 10, contain water inlet The geneva bottle 1 of pipeline and outlet conduit, the liquid level sensor 2 being placed in geneva bottle 1, the native case 11 equipped with soil and it is placed in native case Micro- profit pipe 6 in 11;
Wherein, water supply electromagnetic valve 3 and water solenoid valve 4, horse are respectively equipped with the inlet channel and outlet conduit of geneva bottle 1 The outlet conduit of family name's bottle 1 is connected with micro- profit pipe 6, the control of industrial computer 10 liquid level sensor 2, water supply electromagnetic valve 3 and water solenoid valve 4。
Wherein, micro- profit pipe 6 is connected with the outlet conduit of geneva bottle 1, and industrial computer controls water solenoid valve 4 to cause geneva bottle 1 is connected with micro- profit pipe 6, and thus the water supply path of the soil into native case connects.
Industrial computer 10 is monitored in real time to the output current of liquid level sensor 2, and passes through the meter of analog quantity to digital quantity Conversion is calculated, the water level information in geneva bottle 1 is obtained, when water level drops to lower limit (moisturizing liquid level) in geneva bottle 1, industrial computer 10 control entering water electromagnetic valves 3 are opened, and water in geneva bottle is fed;When water level rises to higher limit (pass valve in geneva bottle 1 Liquid level) when, the control entering water electromagnetic valve of industrial computer 10 is closed;And moisturizing number of times can be recorded, so as to realize to the automatic of geneva bottle 1 The real-time acquisition and recording of moisturizing.
The system of the present invention is more suitable for interior.
An aperture can be provided with the side of native case 11, being placed in micro- profit pipe in native case 11 can be embedded in where the aperture On horizontal linear, so as to connect the water supply path of soil in native case better by micro- profit pipe.The aperture can be placed at soil The left side of case.
In a preferred embodiment, the micro- profit pipe being placed in native case 11 can latch straight-through and geneva bottle by single head Outlet conduit be connected.
In order that monitoring and monitoring are more accurate, the external diameter of pore size and the single head lock straight-through 5 of aperture is equal in magnitude.
In a preferred embodiment, the soil moisture sensor 7 being placed in native case 11 can also be included in the system With the video collector 9 for gathering soil image information in real time;Soil moisture sensor 7 is used for the water for detecting and recording soil Divide content;The soil moisture control sensor 7 of industrial computer 10 and video collector 9.
System containing said structure is referred to as indoor native case water infiltration from dynamic test measurement system.
In a preferred embodiment, water infiltration automatic control system includes industrial computer 10, containing water inlet The geneva bottle 1 of pipeline and outlet conduit, the liquid level sensor 2 being placed in geneva bottle 1, the native case 11 equipped with soil, it is placed in native case Micro- profit pipe 6 in 11, the soil moisture sensor 7 being placed in native case 11 and adopted for the video for gathering soil image information in real time Storage 9;
Wherein, water supply electromagnetic valve 3 and water solenoid valve 4, horse are respectively equipped with the inlet channel and outlet conduit of geneva bottle 1 The outlet conduit of family name's bottle 1 is connected with micro- profit pipe 6, and soil moisture sensor 7 is used for the moisture for detecting and recording soil, industry control The control of machine 10 liquid level sensor 2, water supply electromagnetic valve 3, water solenoid valve 4, soil moisture sensor 7 and video collector 9.
Industrial computer 10 controls water solenoid valve 4, while opening soil moisture sensor 7 and video collector 9, this area skill Art personnel can set water discharging time or test period as needed, when reaching setting time, and setting industrial computer is one Fixed time interval records the soil water content of a soil moisture sensor 7, and obtaining video in certain time interval adopts Continuous image information in storage 9, respectively to image information by image processing function, obtains ground moistening peak information.
Wherein it is possible to first carry out image segmentation to the imagery exploitation partitioning algorithm of acquisition, image recognition algorithm is then utilized Identify that wetted front reaches position, by the conversion with actual scale, calculate the calibration information of now wetted front.
Industrial computer is monitored to the water level information in geneva bottle 1 simultaneously in above-mentioned detection process, when wherein water level is sent out During changing, it can be regulated and controled by above-mentioned control methods.
Wherein it is possible to indicate scale away from the opposite side that is connected with outlet conduit in native case 11, when for by micro- profit pipe and When the connected aperture of outlet conduit is located at the left side of native case, graduation apparatus can be posted on the right side of native case.When native case is marked with quarter Degree, can use calibration information to characterize ground moistening peak information.
I.e. by, by image processing function, obtaining ground moistening peak information to image information, average is finally taken.
In order that detection is more accurate, soil moisture sensor 7 can be placed in the Vertical Square of micro- profit place horizontal plane of pipe 6 Upwards.
In a preferred embodiment, in the vertical direction of micro- profit place horizontal plane of pipe 6, multiple soil can be set Moisture transducer, in order that obtained information is more accurate, is further preferably to be placed respectively at 5cm, 10cm, 15cm 7th, 5,3 soil moisture sensors, as shown in Figure 2.
Wherein, video collector 9 can be located at native case away from the opposite side being connected with outlet conduit, high by the frame of support 8 Place.When aperture is located at the left side of native case, video collector can be located at the right side of native case, and the distance of placement is to collect Video, which understands, to be defined, usually at 50cm.In one of the invention is preferable to carry out, video collector can be arranged on to native case mark Graduated side, the distance of setting is understood by the video collected to be defined.In one embodiment of the present invention, native case 11 can Think transparent organic glass material.
In the system of the present invention, connecting pipe such as inlet channel and outlet conduit can pass through PE pipes and geneva bottle respectively On water inlet and delivery port connection, i.e., micro- profit pipe 6 is connected with PE pipes by the way that single head lock is straight-through, finally connected with geneva bottle 1.
Embodiment 1
As shown in figure 1, a kind of water infiltration automatic control system, can also claim soil under the indoor micro- profit irrigation conditions of native case Earth Infiltration sets entering water electromagnetic valve 3 from dynamic test measurement system, the inlet channel of geneva 1 right lower quadrant of bottle, lower left quarter Magnetic valve 4 is set on delivery port pipeline.Geneva bottle is internal to set liquid level sensor 2.
The native left side of case 11 is with holes, and pore size and the external diameter that single head latches straight-through 5 are equal in magnitude, are posted on the right side of native case Graduation apparatus.Where micro- profit pipe 6 is embedded in native case aperture on horizontal linear, be connected by the way that single head button is straight-through with PE pipes, finally with Geneva bottle 1 is connected.The placement 7,5,3 totally 15 at 5cm, 10cm, 15cm respectively in the vertical direction of horizontal plane where micro- profit pipe Soil moisture sensor 7, as shown in Figure 2.Soil moisture sensor is connected by interface with industrial computer 10.
Indicated in the native case of distance at scale side 50, high by the frame of support 8, the video that placement can clearly shoot native case is adopted Storage 9.Liquid level sensor 2, water supply electromagnetic valve 3, water solenoid valve 4, video collector 9 are connected with industrial computer 10 respectively by interface Connect.
Industrial computer 10 is monitored in real time to the output current of liquid level sensor 2, and passes through the meter of analog quantity to digital quantity Conversion is calculated, the water level information in geneva bottle 1 is obtained;When water level drops to lower limit (moisturizing liquid level) in geneva bottle 1, industrial computer 10 control entering water electromagnetic valves 3 are opened, and water in geneva bottle is fed;When water level rises to higher limit (pass valve in geneva bottle 1 Liquid level) when, the control entering water electromagnetic valve of industrial computer 10 is closed, and records moisturizing number of times, so as to realize the automatic water supplement to geneva bottle 1 Real-time acquisition and recording.
Test period is set to 72 hours, during on-test, and the control of industrial computer 10 water solenoid valve 4 is opened and carries out timing Operation, while turn on sensor and video collector.When test period reaches 72 hours, industrial computer 10 is by controlling water outlet electromagnetism Valve 4, which is closed, terminates experiment.Video collector real-time recording in process of the test, setting industrial computer 10 is once native every 30 minutes records The soil water content of earth moisture transducer 7, continuous two field pictures information in video collector 10 was obtained every 30 minutes, point It is other that (image segmentation, Ran Houli first are carried out to the imagery exploitation partitioning algorithm of acquisition by image processing function to two field pictures Go out wetted front with image recognition and reach position, by the conversion with actual scale, calculate the calibration information of now wetted front) obtain Earth wetted front fetch earth in the moment corresponding calibration information, average is finally taken.
Finally, the present processes are only preferably embodiment, are not intended to limit the scope of the present invention.It is all Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements made etc. should be included in the protection of the present invention Within the scope of.

Claims (10)

1. a kind of water infiltration automatic control system, it is characterised in that including:
Industrial computer, the geneva bottle containing inlet channel and outlet conduit, the liquid level sensor being placed in geneva bottle, equipped with soil The native case of earth and the micro- profit pipe being placed in the native case;
Wherein, water supply electromagnetic valve and water solenoid valve are respectively equipped with the inlet channel and outlet conduit of the geneva bottle, it is described The outlet conduit of geneva bottle is connected with micro- profit pipe, and the industrial computer controls the liquid level sensor, water supply electromagnetic valve and gone out Water solenoid valve.
2. water infiltration automatic control system according to claim 1, it is characterised in that the side of the native case is set Have on aperture, micro- horizontal linear moistened where pipe is embedded in the aperture.
3. water infiltration automatic control system according to claim 2, it is characterised in that micro- profit pipe passes through single Head lock is straight-through to be connected with the outlet conduit.
4. water infiltration automatic control system according to claim 3, it is characterised in that the single head lock is straight-through External diameter size it is equal with the pore size of the aperture.
5. water infiltration automatic control system according to claim 1 or 2, it is characterised in that also including being placed in State the soil moisture sensor in native case and the video collector for gathering soil image information in real time;The soil moisture is passed Sensor is used for the moisture for detecting and recording soil;The industrial computer controls the soil moisture sensor and video acquisition Device.
6. water infiltration automatic control system according to claim 5, it is characterised in that the soil moisture sensing Where device is placed in micro- profit pipe in the vertical direction of horizontal plane.
7. water infiltration automatic control system according to claim 6, it is characterised in that where micro- profit pipe In the vertical direction of horizontal plane, place 7 at 5cm, 10cm, 15cm respectively, 5,3 soil moisture sensors.
8. water infiltration automatic control system according to claim 5, it is characterised in that the native case away from The connected opposite side of the outlet conduit indicates scale.
9. water infiltration automatic control system according to claim 5, it is characterised in that the video collector is set In native case away from the opposite side being connected with the outlet conduit, placed by support frame height.
10. water infiltration automatic control system according to claim 5, it is characterised in that the native case is transparent Lucite material.
CN201710418331.0A 2017-06-06 2017-06-06 A kind of indoor native case water infiltration is from dynamic test measurement system Pending CN107255611A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108572121A (en) * 2018-03-14 2018-09-25 中国科学院东北地理与农业生态研究所 Solid matter aggregation evaporating-osmosis performance detection device
CN110031608A (en) * 2019-04-30 2019-07-19 西南交通大学 Ever-frozen ground frozen swell and melt settlement characteristic test apparatus and its test method

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CN102890047A (en) * 2012-09-27 2013-01-23 清华大学 Indoor columnar soil layer infiltration automatic determination system
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CN203608649U (en) * 2013-12-11 2014-05-28 哈密紫金科技有限公司 Infiltration irrigation system
CN105954168A (en) * 2016-04-15 2016-09-21 华北水利水电大学 Testing apparatus for high-temporal-spatial-resolution observation of three-dimensional seepage field of unsaturated soil
CN205902656U (en) * 2016-07-12 2017-01-25 山东胜伟园林科技有限公司 Saline and alkaline land aquaculture system
CN106376428A (en) * 2016-08-26 2017-02-08 山东胜伟园林科技有限公司 Saline-alkali improving and drainage system with novel water collection tank

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201242521Y (en) * 2008-08-20 2009-05-20 中国科学院沈阳应用生态研究所 Apparatus for measuring soil pervasion parameter
US20110058900A1 (en) * 2009-09-07 2011-03-10 G & F Corporation Apparatus for and method of irrigating soil
CN102890047A (en) * 2012-09-27 2013-01-23 清华大学 Indoor columnar soil layer infiltration automatic determination system
CN103308438A (en) * 2013-05-30 2013-09-18 长安大学 Modular soil body permeability tester
CN203608649U (en) * 2013-12-11 2014-05-28 哈密紫金科技有限公司 Infiltration irrigation system
CN105954168A (en) * 2016-04-15 2016-09-21 华北水利水电大学 Testing apparatus for high-temporal-spatial-resolution observation of three-dimensional seepage field of unsaturated soil
CN205902656U (en) * 2016-07-12 2017-01-25 山东胜伟园林科技有限公司 Saline and alkaline land aquaculture system
CN106376428A (en) * 2016-08-26 2017-02-08 山东胜伟园林科技有限公司 Saline-alkali improving and drainage system with novel water collection tank

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108572121A (en) * 2018-03-14 2018-09-25 中国科学院东北地理与农业生态研究所 Solid matter aggregation evaporating-osmosis performance detection device
CN110031608A (en) * 2019-04-30 2019-07-19 西南交通大学 Ever-frozen ground frozen swell and melt settlement characteristic test apparatus and its test method

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Application publication date: 20171017