CN106368264B - A kind of system increasing Arid&semi-arid area soil moisture - Google Patents

A kind of system increasing Arid&semi-arid area soil moisture Download PDF

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Publication number
CN106368264B
CN106368264B CN201610782433.6A CN201610782433A CN106368264B CN 106368264 B CN106368264 B CN 106368264B CN 201610782433 A CN201610782433 A CN 201610782433A CN 106368264 B CN106368264 B CN 106368264B
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China
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water
arid
soil
rock wool
wool board
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CN201610782433.6A
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CN106368264A (en
Inventor
邹宁宇
和文龙
刘小艳
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Hohai University HHU
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Hohai University HHU
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    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/28Methods or installations for obtaining or collecting drinking water or tap water from humid air
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/40Other devices for confining, e.g. trenches, drainage

Abstract

The present invention provides a kind of system for increasing Arid&semi-arid area soil moisture, and the condensed water that the present invention is generated in water-deficient area using the temperature difference generated in thermal insulation material and process of refrigerastion is stepped up the moisture of soil.The present invention uses cooling air collecting system, is refrigerating plant power supply using renewable energy such as solar energy or wind-force, and moisture is obtained from humid air using the method for refrigeration moisture condensation, and condensed water is introduced into soil by aqueduct;And it is laid with rock wool board in soil surface, the evaporation of soil surface moisture is reduced or prevented, and constantly absorb air moisture and fill the water to soil, increases the water storage function of soil, further improve the moisture of soil.

Description

A kind of system increasing Arid&semi-arid area soil moisture
Technical field
Improve arid, the technical field of semiarid zone soil moisture the present invention relates to a kind of;More particularly to a kind of increase The system of Arid&semi-arid area soil moisture.
Background technique
The barren soil of dry soil fertility occupies very large area, and in China, at least the hundred million mu of ground 3-4 water source is deficient is lacked, soil For layer low thickness less than 50 centimetres, content of organics is very low.In world wide, central africa, South America western part, northern and Ya Zhouxi Asia, the Central Asia, Australia are rare along overseas entire hinterland also most vegetation sparse, river.As temperature increases, snow line It moves up, Melting Glacierss, strong wind, the extreme climates frequency of occurrences such as extremely hot dramatically increases and many regional desertification arids expand Gesture.Many area severe water and soil erosions, grain drop in production, the frequent sandstorm of disaster and haze have become the normality in life.
In arid area, Groundwater buried depth is deeper, and soil evaporativeness is big, and rainwater is rare.Improvement fine sand desert, semidesert are The problem of many countries and regions are carried out.Due to weather conditions and geographical conditions, increases the methods of rain and river diversion and be difficult to prove effective. It is the good extremely valuable new thinking of current scientific and technological circle to arid area " coating ".The method used now is mainly in sand Unconcerned surface sprays the cement slurry masonry cement concrete column dam that fixes the sand, recycling waste plastics processing grid spraying water-absorbing resin etc..As in A kind of method that Desert Control is reported in state's patent application (CN105369793A), technical solution predominantly by cement plus water and at Cement slurry is sprayed on desert surface, since the grains of sand are dry, solidifies the cement slurry of spraying quickly, forms cement slurry coating, Planting hole is arranged on cement slurry coating, tree, grass are sowed in planting hole for Shifting-sand fixation, and covering cement layer consolidates drift sand It is fixed, make not blowing away sand, tree, grass is enable to take root desert, cement slurry coating forms layer protecting film in desert surface, makes sand Underground water in desert will not be evaporated by the sun, and tree, grass is made to have moisture smooth growth.These measures obtain certain effect, but also have Certain limitation.After cement concrete covering, desert can not be cultivated, unfavorable soil improvement.It is easily caused using plastic products secondary Pollution;Solidify high expensive with waterglass, and without what effect.
Summary of the invention
A kind of increase Arid&semi-arid area soil is provided the purpose of the invention is to overcome the deficiencies in the prior art The system of moisture.The condensed water that the present invention is generated in water-deficient area using the temperature difference generated in thermal insulation material and process of refrigerastion, It is stepped up the moisture of soil.Cooling air collecting system is used in the present invention, utilizes the renewable energy such as solar energy or wind-force It powers for refrigerating plant, and moisture is obtained from humid air using the method for refrigeration moisture condensation, and pass through aqueduct for condensed water It is introduced into soil;And it is laid with rock wool board in soil surface, the evaporation of soil surface moisture is reduced or prevents, and constantly absorb air Moisture is filled the water to soil, is increased the water storage function of soil, is further increased the moisture of soil.
The technical solution that the present invention uses to realize the above-mentioned technical purpose are as follows:
A kind of system increasing Arid&semi-arid area soil moisture, including rock wool board, cooling air collecting system and defeated Sink;The rock wool board is laid on soil;The cooling air collecting system includes refrigerating plant, accumulating system and control system System, the accumulating system include solar energy or/and wind-power electricity generation component and battery, the solar energy or/and wind-power electricity generation group Part is connected to the battery by circuit and is connect, and the refrigerating plant is by storage battery power supply;The control system includes sleet sensor And controller, the signal output end of sleet sensor are connected with the signal input part of controller;The controller is stored for controlling The on-off of battery charger and the on-off of refrigeration system power supply circuit;The top of rock wool board is arranged in the refrigerating plant;Institute It states water transmission trough and the inflow soil that supplies water is set between rock wool board;The refrigerating plant is equipped with aqueduct, the aqueduct Water outlet is located in water transmission trough, is flowed into soil for condensed water.
A kind of further preferred scheme of system increasing Arid&semi-arid area soil moisture proposed by the present invention are as follows:
Wherein, water transmission trough is arranged between rock wool board, and the water transmission trough includes plastic plate (3), plastic wire compartment (6), more Hole water-absorbent material (2) and aluminium skin semicircle shell (1);The plastic plate is arranged on the wall in rock wool board (4) towards water transmission trough side, The plastic wire compartment setting is placed in above soil (5) between two plastic plates, and the porous water-absorbing material is placed on described On plastic wire compartment, the top that porous water-absorbing material is placed between two plastic plates is arranged in the aluminium skin semicircle shell;The aluminium It supplies water between skin semicircle shell and plastic plate there are gap and is flowed into from gap.
Wherein, the side of rock wool board towards water transmission trough can be designed as inclined-plane, make its with ground at an angle;Plastic plate Rock wool board is placed in towards in the beveled walls of water transmission trough side, angle herein has no special restriction, can carry out according to demand Design;It is preferred embodiment that the side of rock wool board towards water transmission trough is designed as inclined-plane by the present invention, and the invention is not limited thereto.
Wherein, plastic wire compartment is equipped between the plastic plate in the present invention, aluminium skin semicircle shell is arranged between two plastic plates simultaneously Certain gap is formed positioned at the top of plastic wire compartment, and between aluminium skin semicircle shell and plastic plate, water is flowed from gap Enter and pass through plastic grid laminar flow to enter in soil.
Wherein, the present invention sets porous water-absorbing material on plastic wire compartment upper berth, wherein porous water-absorbing material can be floating The inorganic silicate materials such as stone, porous foam concrete, can draw and release moisture, and it can be used repeatedly, while itself property It can not change.
Wherein, the rock wool board in the present invention can use common heat preservation rock plate, no or few in arid area Plant growth, level of ground water can use common heat preservation rock plate, increase and keep the water of soil apart from 3 meters of ground or more Point.Agriculture rock wool can also can be used in semiarid or part arid area using agriculture rock wool board in rock wool board in the present invention Mulching soil;Agriculture rock wool can be directly used for soilless cultivation, and the thickness of agriculture rock wool of the invention can choose 3-8cm, plantation Some drought-enduring plants, root system of plant can penetrate rock wool layer after the several months;The present invention is not limited to this, can be according to the feelings of soil Condition selects the thickness of agriculture rock wool board.
The size of rock wool board in the present invention can tailor according to actual needs.It is commonly kept the temperature used in the present invention Rock wool board can use heat preservation rock plate in the prior art, and also can choose heat preservation rock plate includes by mass percentage Following material composition: 55%-65% basalt, 15%-25% coke, 15%-25% lime stone, 2%-8% slag.The present invention Common heat preservation rock plate production process in, can after rock wool is at fibre spread cotton during straw powder, fine coal can be added simultaneously The powder such as ash;Rock wool board is continuous production, and lengths per roll of tape can have tens meters, and width is 1-2 meters.
Wherein, refrigerating plant of the invention is preferably semiconductor cooling device, and the refrigerating plant is above rock wool board It is arranged at 0.5-1.5m;And the refrigerating plant in the present invention does not include radiator, and cold wind is delivered directly to each aqueduct i.e. It can.
It is proposed by the present invention it is a kind of increase Arid&semi-arid area soil moisture system principle and have the beneficial effect that
The condensed water generated in water-deficient area using the temperature difference generated in thermal insulation material and process of refrigerastion in the present invention, by Step improves the moisture of soil.Cooling air collecting system is used in the present invention, is using renewable energy such as solar energy or wind-force Refrigerating plant power supply, and moisture is obtained from humid air using the method for refrigeration moisture condensation, and draw condensed water by aqueduct Enter in soil.It is laid with rock wool board in soil surface simultaneously in technical solution of the present invention, due in arid area, Groundwater buried depth For depth at 3-4 meters hereinafter, soil moisture is mainly derived from precipitation, the approach of soil dehydration is mainly that soil evaporation or crop are steamed Hair;Since rock wool board has semipermeable characteristic, and water-retaining property is excellent, and soil water evaporation is reduced, and constantly absorbs air water Divide and filled the water to soil, increase the water storage function of soil, underground water can be gradually increasing, and at ground 2-3 meters, root system of plant can To absorb.
Detailed description of the invention
The schematic diagram of Fig. 1 cooling air collecting system.
The structural schematic diagram of Fig. 2 water transmission trough.
Wherein, the reference numerals are as follows in Figure of description:
1 aluminium skin semicircle shell, 2 porous water-absorbing materials, 3 plastic plates, 4 rock wool boards, 5 soil, 6 plastic wire compartments.
Specific embodiment
Technical scheme of the present invention will be further described with reference to the accompanying drawing:
Referring to Fig. 1-2, a kind of system increasing Arid&semi-arid area soil moisture proposed by the present invention, including rock wool Plate, cooling air collecting system and water transmission trough;Rock wool board is laid on soil, and rock wool board is using agriculture rock wool board;Wherein, freeze Air collecting system includes refrigerating plant, accumulating system and control system, and accumulating system includes solar energy or/and wind-power electricity generation group Part and battery, solar energy or/and wind-power electricity generation component, which are connected to the battery to connect by circuit, to be stored the energy in battery, It is powered again from battery to refrigerating plant.Wherein, control system includes sleet sensor and controller, the signal of sleet sensor Output end is connected with the signal input part of controller;Controller is used to control the on-off of refrigerating plant power supply circuit;When rain or When snowing, the rainy or signal that snows that sleet sensor will test feeds back to controller, and battery stops to refrigeration at this time Device power supply, refrigerating plant stop refrigeration;Rain or snow are flowed into soil by water transmission trough at this time, increase soil moisture.Refrigeration dress It installs in the top of rock wool board, at 0.5m above rock wool board;Water transmission trough, which is arranged between rock wool board to supply water, flows into soil, Middle water transmission trough includes plastic plate (3), plastic wire compartment (6), porous water-absorbing material (2) and aluminium skin semicircle shell (1);Plastic plate is set It sets on the wall in rock wool board (4) towards water transmission trough side, the setting of plastic wire compartment is placed on soil (5) between two plastic plates Side, porous water-absorbing material are placed on the plastic wire compartment, and the setting of aluminium skin semicircle shell is placed in porous between two plastic plates The top of water-absorbent material is supplied water there are gap between aluminium skin semicircle shell and plastic plate and is flowed into from gap;Wherein, porous water-absorbing material It can be the nontoxic porous masses such as silica gel, zeolite, calcium chloride.Refrigerating plant is equipped with aqueduct, and the water outlet of aqueduct is set In water transmission trough, flowed into soil for condensed water.
All explanations being not directed to belong to techniques known in a specific embodiment of the invention, can refer to known Technology is implemented.
Above-mentioned specific embodiment is to a kind of system for increasing Arid&semi-arid area soil moisture proposed by the present invention The specific support of technical idea, this does not limit the scope of protection of the present invention, it is all according to the technical idea provided by the invention, Any equivalent variations or equivalent modifications done on the basis of the technical program belong to technical solution of the present invention protection model It encloses.

Claims (6)

1. a kind of system for increasing Arid&semi-arid area soil moisture, which is characterized in that catchment including rock wool board, cooling air System and water transmission trough;The rock wool board is laid on soil;The cooling air collecting system includes refrigerating plant, accumulating system And control system, the accumulating system include solar energy or/and wind-power electricity generation component and battery, the solar energy or/and wind Power electrification component is connected to the battery by circuit to be connect, and the refrigerating plant is by storage battery power supply;The control system includes rain Ice sensor and controller, the signal output end of sleet sensor are connected with the signal input part of controller;The controller is used In the on-off of control refrigeration system power supply circuit;The top of rock wool board is arranged in the refrigerating plant;The water transmission trough setting exists It supplies water between rock wool board and flows into soil;The refrigerating plant is equipped with aqueduct, and the water outlet of the aqueduct is located at water delivery In slot, flowed into soil for condensed water;
The water transmission trough includes plastic plate, plastic grid, porous water-absorbing material and aluminium skin semicircle shell;The plastic plate setting exists Towards on the wall of water transmission trough side, the plastic grid setting is placed in above soil rock wool board between two plastic plates, described Porous water-absorbing material is placed on the plastic grid, and the aluminium skin semicircle shell setting is placed in porous suction between two plastic plates The top of water material;It supplies water between the aluminium skin semicircle shell and plastic plate there are gap and is flowed into from gap.
2. a kind of system for increasing Arid&semi-arid area soil moisture according to claim 1, which is characterized in that refrigeration Device is semiconductor cooling device.
3. a kind of system for increasing Arid&semi-arid area soil moisture according to claim 1 or 2, which is characterized in that The refrigerating plant does not include radiator.
4. a kind of system for increasing Arid&semi-arid area soil moisture according to claim 1, which is characterized in that described Refrigerating plant is arranged at 0.5-1.5m above rock wool board.
5. a kind of system for increasing Arid&semi-arid area soil moisture according to claim 1, which is characterized in that described Rock wool board is agriculture rock wool board.
6. a kind of system for increasing Arid&semi-arid area soil moisture according to claim 5, which is characterized in that described Agriculture rock wool board with a thickness of 3-8cm.
CN201610782433.6A 2016-08-31 2016-08-31 A kind of system increasing Arid&semi-arid area soil moisture Active CN106368264B (en)

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109490506B (en) * 2018-10-15 2021-06-01 华北水利水电大学 Soil moisture monitoring device and monitoring method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4033117A1 (en) * 1990-10-18 1992-04-23 Peter Dipl Ing Mohr Process for plant cultivation - involves using flat foil bag containing porous layer in bottom and absorbent layer above it
CN101120646A (en) * 2006-08-09 2008-02-13 姚福来 Irrigation device for desert plant obtaining water from air
CN204377536U (en) * 2015-01-07 2015-06-10 陈雪诺 Rocky Desertification Region plants planter
CN204929813U (en) * 2015-07-27 2016-01-06 广东福能达环保科技有限公司 A kind of desert air water-water conservation-greening system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7467523B2 (en) * 2003-08-26 2008-12-23 Aqwest, Llc Autonomous water source

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4033117A1 (en) * 1990-10-18 1992-04-23 Peter Dipl Ing Mohr Process for plant cultivation - involves using flat foil bag containing porous layer in bottom and absorbent layer above it
CN101120646A (en) * 2006-08-09 2008-02-13 姚福来 Irrigation device for desert plant obtaining water from air
CN204377536U (en) * 2015-01-07 2015-06-10 陈雪诺 Rocky Desertification Region plants planter
CN204929813U (en) * 2015-07-27 2016-01-06 广东福能达环保科技有限公司 A kind of desert air water-water conservation-greening system

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