CN103727992B - A kind of oxygen gas of pouring water of measuring goes out to flow the System and method for of uniformity coefficient - Google Patents
A kind of oxygen gas of pouring water of measuring goes out to flow the System and method for of uniformity coefficient Download PDFInfo
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- CN103727992B CN103727992B CN201310554711.9A CN201310554711A CN103727992B CN 103727992 B CN103727992 B CN 103727992B CN 201310554711 A CN201310554711 A CN 201310554711A CN 103727992 B CN103727992 B CN 103727992B
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Abstract
The invention discloses a kind of oxygen gas of pouring water of measuring and go out to flow the System and method for of uniformity coefficient, system is made up of the measuring unit that N number of specification is consistent, the main body of each measuring unit is measuring tank (1), be characterized in, described measuring tank (1) is inverted T shape, be connected by horizontal tube (7) and VERTICAL TUBE (8) and formed, VERTICAL TUBE (8) upper port is sealed by upper sealing-plug (4), micro pressure meter (2) is communicated with VERTICAL TUBE (8) by upper sealing-plug (4), and two ports in horizontal tube (7) left and right establish left sealing-plug (5) and right sealing-plug (6) respectively; Draining valve (3) is established in the bottom of described VERTICAL TUBE (8); It simulates the aqueous vapor Outlet boundary condition that oxygen is filled with, the water flow of each douche can be obtained by principle of water balance, what can calculate each douche according to gas philosophy goes out airshed, utilizes relevant uniformity coefficient computing formula can calculate oxygen gas of pouring water on this basis and goes out the uniformity coefficient of stream; The present invention is that the oxygen research that gas goes out to flow uniformity coefficient of pouring water provides technical support, for improving further of this Novel irrigation technology is laid a good foundation.
Description
Technical field:
The present invention relates to agricultural irrigation technology, a kind of oxygen gas of pouring water of measuring goes out to flow the System and method for of uniformity coefficient specifically.
Background technology:
Oxygen is filled with (Oxygation) and is utilized underground drip irrigation system that aerated water or aeration liquid manure fluid-mixing are transported to plant roots district, effectively can improve water, fertilizer, gas, the thermal environment of plant rhizosphere, maintain the normal metabolism of root system and respiratory function, promote and coordinate growing of Plant aboveground and under ground portion, being a kind of water saving, economizing fertile, Novel irrigation technology efficiently.Oxygen fills with the root system of plant temporary absence problem solving common underground drip irrigation and cause when irrigating, and possesses again all intrinsic advantages of underground drip irrigation simultaneously, provides new selection for excavating plant production potentiality.Consider that underground drip irrigation application and area constantly expand, and the upper venturi injector of common underground drip irrigation system connection can transform oxygen fill system as, thus oxygen fills with practical.Large quantifier elimination shows, oxygen is filled with has significant yield increasing effect, and particularly more obvious for the crop effect under clay planting conditions, some crop yield amplitudes reach 30%.Existing research mostly rests on oxygen and fills with aspect to crop yield, physical signs and Water Use Efficiency, consider that aqueous vapor two-phase goes out to flow homogeneity and has significant impact to the oxygen content of root region soil, microbial activity and plant growth, be necessary to carry out observation and research, to grasp its regularity of distribution to it; Prior art can only take the mode measured respectively water, gas, needs measurement twice, and is immersed in water by hollow billet and douche when measuring, and changes the boundary condition that aqueous vapor goes out stream, causes measurement result to occur error.
Summary of the invention:
The object of the invention is the deficiency overcoming above-mentioned prior art, and provide a kind of oxygen gas of pouring water of measuring to go out to flow the system of uniformity coefficient.
Another object of the present invention is to provide a kind of oxygen gas of pouring water of measuring and goes out to flow the method for uniformity coefficient.
The present invention mainly solves the mode that prior art can only be taked to measure respectively water, gas, and when measuring, hollow billet and douche is immersed in water the boundary condition changing aqueous vapor and go out to flow, and causes measurement result to occur the problems such as error.
Technical scheme of the present invention is: a kind of oxygen gas of pouring water of measuring goes out to flow the system of uniformity coefficient, this system is made up of the measuring unit that N number of specification is consistent, the main body of each measuring unit is measuring tank, its special character is, described measuring tank is inverted T shape, and be connected by horizontal tube and VERTICAL TUBE and formed, VERTICAL TUBE upper port is sealed by upper sealing-plug, micro pressure meter is communicated with VERTICAL TUBE by upper sealing-plug, and about horizontal tube, two ports establish left sealing-plug and right sealing-plug respectively; Draining valve is established in the bottom of described VERTICAL TUBE.
Further, the horizontal tube of described measuring unit is consistent with the caliber of VERTICAL TUBE, and caliber is 5 ~ 10cm.
Further, the length of the horizontal tube of described measuring unit is less than the spacing of to be measured capillary watering device water delivering orifice.
Further, the length of the VERTICAL TUBE of described measuring unit is 25cm.
Further, the measuring tank of described measuring unit is the transparent material of duroplasts or organic glass, and Material Strength should be guaranteed in observation process indeformable.
A kind of oxygen gas of pouring water of measuring of the present invention goes out to flow the method for uniformity coefficient, and its special character is, comprises the following steps:
(1) drip irrigation pipe to be measured by the left sealing-plug of N number of measuring unit and the right sealing-plug horizontal tube through measuring tank, a douche water delivering orifice is only remained with in horizontal tube, douche water delivering orifice is in the centre position of horizontal tube, Open Side Down, and the border seal that left sealing-plug contacts with drip irrigation pipe and horizontal tube with right sealing-plug is airtight, water-tight;
(2) pull up the upper sealing-plug of the VERTICAL TUBE of each measuring unit and the micro pressure meter of upper company thereof, soil used for experiment is filled in measuring tank uniformly by VERTICAL TUBE, 3cm above the draining valve of soil filling arrival VERTICAL TUBE;
(3) to drip irrigation pipe supply gas-vapor mix fluid, start oxygen and fill with;
(4) when there is the ponding of 1 ~ 3cm thickness in the soil surface in the VERTICAL TUBE of measuring unit, the position in the ponding face of the good each measuring unit of record of selecting a good opportunity, and with sealing-plug, VERTICAL TUBE is sealed, calculate the volume V (m of the gas of now VERTICAL TUBE inner sealing
3), start timing simultaneously;
(5) when timing reaches 30min or long-pending water surface elevation reaches 15cm, with being as the criterion of arriving first, irrigating and stop, and time T(min during recording gauge), open draining valve and utilize measuring cup to pick out ponding until the position of ponding overlaps with water level when starting timing, recording the water yield V flowed out
1(m
3);
(6) observe and record the reading P (Pa) of micro pressure meter, the amount of gas V utilizing following formula to calculate to newly increase in VERTICAL TUBE
2(m
3): V
2=(P/P
0-1) V, P in formula
0for atmospheric pressure (Pa);
(7) formula Q is utilized
w=V
1/ T and Q
a=V
2/ T can calculate the water flow Q of surveyed douche respectively
w(m
3/ min) and go out airshed Q
a(m
3/ min);
(8) the water flow Q of n douche can be calculated according to step (1) to (7)
w1, Q
w2, Q
w3... Q
wnwith go out airshed Q
a1, Q
a2, Q
a3... Q
an;
(9) calculate survey the water outlet average discharge of n douche
,
(10) calculate survey the average discharge of giving vent to anger of n douche
,
;
(11) calculate survey the water flow mean difference of n douche
,
;
(12) calculate survey n douche go out airshed mean difference
,
;
(13) result according to step (9) and (11) can calculate water yield uniformity coefficient
,
;
(14) result according to step (10) and (12) can calculate tolerance uniformity coefficient
,
.
Compared with the prior art a kind of oxygen System and method for that gas goes out to flow uniformity coefficient of pouring water of measuring of the present invention has outstanding substantive distinguishing features and marked improvement, the measuring system that the present invention proposes and method can be measured aqueous vapor simultaneously and go out to flow uniformity coefficient, and the boundary condition that aqueous vapor goes out stream is consistent with practical application, thus there is higher efficiency and precision more accurately.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of measuring unit of the present invention;
Fig. 2 is instrumentation plan of the present invention.
Embodiment:
In order to Comprehension and Implementation better, provide specific embodiment below in conjunction with accompanying drawing and describe the present invention in detail; Illustrated embodiment, only for explaining the present invention, is not for limiting the scope of the invention.
Embodiment 1, see Fig. 1,2, adopt transparent duroplasts or organic glass to make measuring tank 1, Material Strength should guarantee that measuring tank 1 is indeformable in observation process, and measuring tank 1 can hold soil, moisture and gas, measuring tank 1 is inverted T shape, be connected by horizontal tube 7 and VERTICAL TUBE 8 and formed, horizontal tube 7 is consistent with the caliber of VERTICAL TUBE 8, and the length of horizontal tube 7 is slightly less than the spacing of the douche water delivering orifice 10 of drip irrigation pipe 9 to be measured, caliber is 5 ~ 10cm, and the length of VERTICAL TUBE 8 is about 25cm; Install sealing-plug 4 in VERTICAL TUBE 8 upper port to seal, micro pressure meter 2 is communicated with VERTICAL TUBE 8 by upper sealing-plug 4, be used for measuring the pressure of measuring tank 1 inner sealing gas, left sealing-plug 5 is installed respectively and right sealing-plug 6 seals at horizontal tube about 7 two ports, in the bottom of VERTICAL TUBE 8, draining valve 3 is installed, is used for discharging the ponding in measuring tank; Form measuring unit of the present invention, according to design needs, be made up of the measuring unit that N number of specification is consistent and measure oxygen gas of pouring water and go out to flow the system of uniformity coefficient.
Adopt system of the present invention, measure oxygen gas of pouring water and go out to flow the method for uniformity coefficient, its step is as follows:
(1) drip irrigation pipe to be measured is passed the horizontal tube of measuring tank by the left sealing-plug of n measuring unit and right sealing-plug, a douche water delivering orifice is only remained with in horizontal tube, douche water delivering orifice is in the centre position of horizontal tube, Open Side Down, and the border seal that left sealing-plug contacts with drip irrigation pipe and horizontal tube with right sealing-plug is airtight, water-tight;
(2) pull up the upper sealing-plug of the VERTICAL TUBE of each measuring unit and the micro pressure meter of upper company thereof, soil used for experiment is filled in measuring tank uniformly by VERTICAL TUBE, 3cm above the draining valve of soil filling arrival VERTICAL TUBE;
(3) to drip irrigation pipe supply gas-vapor mix fluid, start oxygen and fill with;
(4) when the ponding of 1 ~ 3cm thickness appears in the soil surface in measuring unit VERTICAL TUBE, the position in the ponding face of the good each measuring unit of record of selecting a good opportunity, and with sealing-plug, VERTICAL TUBE is sealed, calculate the volume V (m of the gas of now VERTICAL TUBE inner sealing
3), start timing simultaneously;
(5) when timing reaches 30min or long-pending water surface elevation reaches 15cm, with being as the criterion of arriving first, irrigating and stop, and time T(min during recording gauge), open draining valve and utilize measuring cup to pick out ponding until the position of ponding overlaps with water level when starting timing, recording the water yield V flowed out
1(m
3);
(6) observe and record the reading P (Pa) of micro pressure meter, the amount of gas V utilizing following formula to calculate to newly increase in VERTICAL TUBE
2(m
3): V
2=(P/P
0-1) V, P in formula
0for atmospheric pressure (Pa);
(7) formula Q is utilized
w=V
1/ T and Q
a=V
2/ T can calculate the water flow Q of surveyed douche respectively
w(m
3/ min) and go out airshed Q
a(m
3/ min);
(8) the water flow Q of n douche can be calculated according to step (1) to (7)
w1, Q
w2, Q
w3... Q
wnwith go out airshed Q
a1, Q
a2, Q
a3... Q
an;
(9) calculate survey the water outlet average discharge of n douche
,
(10) calculate survey the average discharge of giving vent to anger of n douche
,
;
(11) calculate survey the water flow mean difference of n douche
,
;
(12) calculate survey n douche go out airshed mean difference
,
;
(13) result according to step (9) and (11) can calculate water yield uniformity coefficient
,
;
(14) result according to step (10) and (12) can calculate tolerance uniformity coefficient
,
.
Claims (1)
1. measure oxygen gas of pouring water and go out to flow the method for uniformity coefficient for one kind, adopt following system, this system is made up of the measuring unit that N number of specification is consistent, the main body of each measuring unit is measuring tank (1), described measuring tank (1) is inverted T shape, be connected by horizontal tube (7) and VERTICAL TUBE (8) and formed, VERTICAL TUBE (8) upper port is sealed by upper sealing-plug (4), micro pressure meter (2) is communicated with VERTICAL TUBE (8) by upper sealing-plug (4), and two ports in horizontal tube (7) left and right establish left sealing-plug (5) and right sealing-plug (6) respectively; Draining valve (3) is established in the bottom of described VERTICAL TUBE (8); The horizontal tube (7) of described measuring unit is consistent with the caliber of VERTICAL TUBE (8), and caliber is 5 ~ 10cm; The length of the horizontal tube (7) of described measuring unit is less than the spacing of to be measured capillary watering device water delivering orifice; The length of the VERTICAL TUBE (8) of described measuring unit is 25cm; The transparent material that the measuring tank (1) of described measuring unit is duroplasts or organic glass, Material Strength should be guaranteed in observation process indeformable; It is characterized in that, method comprises the following steps:
(1) drip irrigation pipe to be measured by the left sealing-plug of N number of measuring unit and the right sealing-plug horizontal tube through measuring tank, a douche water delivering orifice is only remained with in horizontal tube, douche water delivering orifice is in the centre position of horizontal tube, Open Side Down, and the border seal that left sealing-plug contacts with drip irrigation pipe and horizontal tube with right sealing-plug is airtight, water-tight;
(2) pull up the upper sealing-plug of the VERTICAL TUBE of each measuring unit and the micro pressure meter of upper company thereof, soil used for experiment is filled in measuring tank uniformly by VERTICAL TUBE, 3cm above the draining valve of soil filling arrival VERTICAL TUBE;
(3) to drip irrigation pipe supply gas-vapor mix fluid, start oxygen and fill with;
(4) when there is the ponding of 1 ~ 3cm thickness in the soil surface in the VERTICAL TUBE of measuring unit, the position in the ponding face of the good each measuring unit of record of selecting a good opportunity, and with sealing-plug, VERTICAL TUBE is sealed, calculate the volume V (m of the gas of now VERTICAL TUBE inner sealing
3), start timing simultaneously;
(5) when timing reaches 30min or long-pending water surface elevation reaches 15cm, with being as the criterion of arriving first, irrigating and stop, and time T(min during recording gauge), open draining valve and utilize measuring cup to pick out ponding until the position of ponding overlaps with water level when starting timing, recording the water yield V flowed out
1(m
3);
(6) observe and record the reading P (Pa) of micro pressure meter, the amount of gas V utilizing following formula to calculate to newly increase in VERTICAL TUBE
2(m
3): V
2=(P/P
0-1) V, P in formula
0for atmospheric pressure (Pa);
(7) formula Q is utilized
w=V
1/ T and Q
a=V
2/ T can calculate the water flow Q of surveyed douche respectively
w(m
3/ min) and go out airshed Q
a(m
3/ min);
(8) the water flow Q of n douche can be calculated according to step (1) to (7)
w1, Q
w2, Q
w3... Q
wnwith go out airshed Q
a1, Q
a2, Q
a3... Q
an;
(9) calculate survey the water outlet average discharge of n douche
,
;
(10) calculate survey the average discharge of giving vent to anger of n douche
,
;
(11) calculate survey the water flow mean difference of n douche
,
;
(12) calculate survey n douche go out airshed mean difference
,
;
(13) result according to step (9) and (11) can calculate water yield uniformity coefficient
,
;
(14) result according to step (10) and (12) can calculate tolerance uniformity coefficient
,
.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310554711.9A CN103727992B (en) | 2013-11-11 | 2013-11-11 | A kind of oxygen gas of pouring water of measuring goes out to flow the System and method for of uniformity coefficient |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310554711.9A CN103727992B (en) | 2013-11-11 | 2013-11-11 | A kind of oxygen gas of pouring water of measuring goes out to flow the System and method for of uniformity coefficient |
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| Publication Number | Publication Date |
|---|---|
| CN103727992A CN103727992A (en) | 2014-04-16 |
| CN103727992B true CN103727992B (en) | 2016-02-10 |
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|---|---|---|---|
| CN201310554711.9A Expired - Fee Related CN103727992B (en) | 2013-11-11 | 2013-11-11 | A kind of oxygen gas of pouring water of measuring goes out to flow the System and method for of uniformity coefficient |
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| CN106941135B (en) * | 2017-04-11 | 2018-10-19 | 武汉华星光电技术有限公司 | A kind of method for repairing and mending and organic light emitting display panel of organic light emitting display panel |
| JP7244153B1 (en) * | 2022-11-28 | 2023-03-22 | 日本スプライススリーブ株式会社 | Mortar unfilled volume measuring device for mortar filled rebar joints |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2696310Y (en) * | 2004-03-16 | 2005-05-04 | 康绍忠 | Irrigation system capable of alternatively drip irrigating root part of fruit tree |
| CN202012689U (en) * | 2011-03-07 | 2011-10-19 | 广东联塑科技实业有限公司 | Three-way pipe fitting for drop irrigation |
| CN202066767U (en) * | 2011-03-04 | 2011-12-07 | 广东达华节水科技股份有限公司 | Soil moisture induction instrument |
| CN102323103A (en) * | 2011-08-12 | 2012-01-18 | 张振华 | Method for quantitatively diagnosing underground drip irrigation plugging degree in situ based on steady ventilation principle and system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2318459T3 (en) * | 2004-02-06 | 2009-05-01 | Universite De Liege | METHOD AND KIT FOR THE MEASUREMENT OF THE ACTIVATION OF NEUTRROPHILE CELLS. |
-
2013
- 2013-11-11 CN CN201310554711.9A patent/CN103727992B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2696310Y (en) * | 2004-03-16 | 2005-05-04 | 康绍忠 | Irrigation system capable of alternatively drip irrigating root part of fruit tree |
| CN202066767U (en) * | 2011-03-04 | 2011-12-07 | 广东达华节水科技股份有限公司 | Soil moisture induction instrument |
| CN202012689U (en) * | 2011-03-07 | 2011-10-19 | 广东联塑科技实业有限公司 | Three-way pipe fitting for drop irrigation |
| CN102323103A (en) * | 2011-08-12 | 2012-01-18 | 张振华 | Method for quantitatively diagnosing underground drip irrigation plugging degree in situ based on steady ventilation principle and system |
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|---|---|
| CN103727992A (en) | 2014-04-16 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Runya Inventor after: Zhang Zhenhua Inventor after: Pan Yinghua Inventor after: He Fuhong Inventor after: Sun Junna Inventor before: Zhang Zhenhua |
|
| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160104 Address after: No. 186 Hongqi Middle Road, Zhifu District, Shandong, Yantai Applicant after: Ludong University Address before: 264025 School of geography and planning, Ludong University, 186 Hongqi Road, Zhifu District, Shandong, Yantai Applicant before: Zhang Zhenhua |
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Granted publication date: 20160210 Termination date: 20201111 |