CN101813605B - Permeable environment simulator experimental device and method suitable for permeable brick - Google Patents
Permeable environment simulator experimental device and method suitable for permeable brick Download PDFInfo
- Publication number
- CN101813605B CN101813605B CN2010101664158A CN201010166415A CN101813605B CN 101813605 B CN101813605 B CN 101813605B CN 2010101664158 A CN2010101664158 A CN 2010101664158A CN 201010166415 A CN201010166415 A CN 201010166415A CN 101813605 B CN101813605 B CN 101813605B
- Authority
- CN
- China
- Prior art keywords
- permeable
- permeable brick
- water
- runoff
- infiltration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a permeable environment simulator experimental device and a permeable environment simulator experimental method suitable for a permeable brick. A water storage tank is arranged on the upper part of a machine frame; a flow control valve, an electronic flow meter and a water spraying pipe are arranged on the lower part of the water storage tank; the middle part of the machine frame is provided with a permeable brick bracket groove of which the middle part is provided with a bracket screen which is used for supporting a permeable brick, the upper part is provided with a runoff water guide groove, and the lower part is provided with a permeable water guide groove; the lower part of the machine frame is provided with a runoff water collecting tank positioned below the runoff water guide groove and a permeable water collecting tank positioned below the permeable water guide groove; the lower part of the runoff water collecting tank is provided with a runoff amount weighing sensor; the lower part of the permeable water collecting tank is provided with a permeable amount weighing sensor; and the electronic flow meter, the runoff amount weighing sensor and the permeable amount weighing sensor are connected with a computer. The device and the method can simulate different rainfall environments, and can realize the detection, the computation and the display of the permeability, a permeability coefficient, the permeable amount and the runoff amount of the permeable brick through the computer; and therefore, the detection for the permeable brick is scientific and reasonable and human factors are ruled out.
Description
Technical field
The present invention relates to a kind of permeable environment simulator experimental device and method; Relate to a kind of permeable environment simulator experimental device and method that is applicable to permeable brick in particular; Through simulating permeable physical environment, utilize the detection and the demonstration of permeable environmental simulation and water permeability (also claiming perviousness), the infiltration coefficient of the permeable brick of computer realization, permeable amount, run-off.
Background technology
Water permeates the performance that flows in the hole of medium, be called the water permeability (also claiming perviousness) of medium.The infiltration coefficient of soil is the scale-up factor of the water permeability of reflection soil, is that hydraulic gradient is 1 o'clock a seepage velocity, and its dimension is identical with seepage velocity.Its physical meaning is the water yield that sees through in unit area unit's hydraulic gradient unit interval.
Paving material (pavior brick or chained block) commonly used has intensity height, wearing quality and good endurance, characteristics such as ornamental; But because its water-permeable and air permeable property is poor; The large tracts of land this fluid-tight road surface goods of mating formation have produced harmful effect for city water balance system, ecologic environment, plant growth, communications and transportation etc.
Permeable concrete pavior brick (being called for short permeable brick) is as a kind of high osmosis road surface goods; Can be used for the laying on ground such as park, garden, parking lot, square, tree well, court, greenhouse, botanical garden, pavement and light weight highway, have good society, environment and ecological benefits.For guaranteeing to have higher water permeability, generally should contain the open pore in the permeable brick, its density, water-intake rate, shrinkage value (drying shrinkage value) and thermal expansion are less relatively.According to permeable mode and architectural feature, permeable brick is divided into the permeable brick of the permeable type of permeable brick of positive permeable type and side usually.The permeable mode of the permeable brick of positive permeable type has two kinds, and promptly water is directly permeated by the brick surface or from brick side infiltration brick, infiltrates ground again; To be water directly permeated by the seam crossing of brick another kind.Usually direct infiltration is main to the permeable mode of this type of permeable brick from the brick surface with water.The permeable mode of the permeable brick of side water permeability is that water infiltrates the basic unit of permeable brick by brick seam crossing (side), and then infiltrates in the water permeability ground.The infiltration coefficient of permeable brick is the scale-up factor of the water permeability of the permeable brick of reflection, is the infiltration coefficient notion and the detection method of using soil.
Open (bulletin) number CN101514951 permeable brick coefficient of permeability detector and detection method is characterized in that it is made up of overflow cylinder, overflow tank, water containing pool, water circulating pump, valve, sample and the water guiding ring that covers on the sample; The overflow tank places water containing pool, in the overflow tank, overflow cylinder is set; Described water circulating pump places the bottom of water containing pool, between water circulating pump and overflow cylinder, is provided with circulating water pipe; In water containing pool, also be provided with temperature control equipment and measuring cup; The overflow vent of funnel type is housed on the overflow tank; Measuring cup is arranged under the overflow vent of overflow tank, and valve is arranged on the circulating water pipe.This invention can make full use of existing vacuum extractor, recycles air free water, has reduced inspection cost effectively; The use of water guiding ring can guarantee that sample upper surface water permeable area to greatest extent near the upper surface area of sample, has improved accuracy of detection.
Open (bulletin) number CN201247191 permeable brick coefficient of permeability analyzer; It is to be made up of removable water supply container, adjusting screw mandrel, fixed container, sample connection seal, adjustable height container; Mobile water supply container is fixed on the fixing branch strut; The fixing branch strut is supported in the holder, and fixed container is suspended at adjustable height container top; The adjustable height container is positioned in the fixed container; The upper end that fixed container is extended in its upper end; Between adjustable height container edge and fixed container edge, be provided with the adjusting screw mandrel; On the side on a certain height of fixed container and adjustable height container, run-down pipe is installed, the adjustable height container bottom is equipped with easy-to-mount sample and connects seal.This invention has is convenient to the dismounting sample, can takes out the adjustable height container easily, when repeatedly measuring, need not to regulate the adjustable height container and can reclaims the characteristics of the water that overflow goes out.
Open (bulletin) number CN201368839 permeable brick coefficient of permeability detector is characterized in that it is made up of overflow cylinder, overflow tank, water containing pool, water circulating pump, valve, sample and the water guiding ring that covers on the sample; The overflow tank places water containing pool, in the overflow tank, overflow cylinder is set; Described water circulating pump places the bottom of water containing pool, between water circulating pump and overflow cylinder, is provided with circulating water pipe; In water containing pool, also be provided with temperature control equipment and measuring cup; The overflow vent of funnel type is housed on the overflow tank; Measuring cup is arranged under the overflow vent of overflow tank, and valve is arranged on the circulating water pipe.This invention can make full use of existing vacuum extractor, recycles air free water, has reduced inspection cost effectively; The use of water guiding ring can guarantee that sample upper surface water permeable area to greatest extent near the upper surface area of sample, has improved accuracy of detection.
Seepage brick is widely used as novel in recent years green structural material, and the enterprise of production and selling seepage brick is numerous, but does not have a unified seepage brick quality of production standard, causes the quality of the seepage brick on the present market to exist than big-difference.The permeable brick of JC/T945-2005 is issued as building material industry standard, and bid committee listed the national standard and the industry standard system revision project scheduling in " permeable brick " in 2008.
According to permeable mode and architectural feature, permeable brick is divided into the permeable brick of the permeable type of permeable brick of positive permeable type and side usually.Existing standard and detection means all can not adapt to, and wherein the permeable brick of the permeable type in side has no idea to detect at all.Existing detecting instrument utilizes vacuum extractor, uses air free water, and dependence people's sensation detection and evaluation etc. cause testing result unstable.
In view of this, the inventor has this case to produce to the problems of the prior art further investigation eventually.
Summary of the invention
The object of the present invention is to provide a kind of permeable environment simulator experimental device and method that is applicable to permeable brick, to solve science and the accuracy that permeable brick detects.
In order to reach above-mentioned purpose, solution of the present invention is:
A kind of permeable environment simulator experimental device that is applicable to permeable brick; Be equipped with hopper at upper rack; Flowrate control valve, electronic flow-meter and spray pipe in the hopper bottom; Be equipped with permeable brick bracket slot at central rack; The middle part of permeable brick bracket slot is useful on carriage net, the top of supporting permeable brick has runoff guiding gutter, bottom that the infiltration guiding gutter is arranged, and is equipped with the runoff header tank that is positioned at below the runoff guiding gutter and the permeable header tank that is positioned at below the infiltration guiding gutter in frame lower, and runoff header tank bottom is equipped with the run-off LOAD CELLS; Permeable header tank bottom is equipped with permeable amount LOAD CELLS, and electronic flow-meter, run-off LOAD CELLS, permeable amount LOAD CELLS link to each other with computing machine.
The side of said permeable brick bracket slot is equipped with hinge and links to each other with frame, and the back is equipped with degree of tilt adjustment bolt and links to each other with frame, is used to adjust the angle of inclination of permeable brick bracket slot and surface level, simulates the different environments for use of permeable brick.
The top of said hopper is equipped with water inlet and overflow vent.
Off the net of the carriage of said permeable brick bracket slot has infiltration water receiving tank and infiltration water guide mouth, and infiltration water guide mouth is connected to the infiltration guiding gutter.
A kind of permeable environment simulator experimental technique that is applicable to permeable brick, its step is following:
The first step, the carriage that permeable brick to be tested is placed on permeable brick bracket slot after drying reaches standard is online, with sealing between permeable brick and the bracket slot, confirms permeable brick surface area to be measured and imports computing machine;
Second step; In hopper, inject water, open flowrate control valve again, make water process flowrate control valve and electronic flow-meter in the hopper; Current by the rainy environment of spray pipe simulation; Pouring is taking to form runoff and infiltration on the permeable brick of seal approach, and simultaneously, the data on flows of electronic flow-meter collection is transferred to computing machine;
In the 3rd step, utilize the runoff guiding gutter separating diameter flowing water of permeable brick bracket slot, and be collected into the runoff header tank; Utilize the infiltration guiding gutter of permeable brick bracket slot to separate infiltration water, and be collected into permeable header tank;
The 4th step was flowed into after the water weight of runoff header tank and is transferred to computing machine by the collection of run-off LOAD CELLS, flowed into after the water weight of permeable header tank by the collection of permeable amount LOAD CELLS and be transferred to computing machine;
In the 5th step, the data that computing machine transmits after through electronic flow-meter, run-off LOAD CELLS and the collection of permeable amount LOAD CELLS are carried out calculation permeability coefficient according to general formula, show the data of being gathered in real time.
In said second step, open before the flowrate control valve, the degree of tilt of the permeable brick bracket slot of adjustment back is adjusted bolt earlier, adjusts the angle of inclination of permeable brick bracket slot and surface level, simulates the different environments for use of permeable brick.
After adopting such scheme, the present invention compared with prior art has following beneficial effect:
One, the water storage tank bottom is equipped with flowrate control valve, electronic flow-meter and spray pipe, can realize simulating the streamflow regime of the different environment that rain;
Two, place the permeable brick bracket slot of central rack, have carriage net, runoff guiding gutter and infiltration guiding gutter, can realize that the runoff water yield, amount of seepage separate with permeable brick water cut;
Three, the run-off LOAD CELLS of runoff header tank bottom can be gathered the water weight that flows into the runoff header tank and be transferred to computing machine, and the permeable amount LOAD CELLS of permeable header tank bottom can be gathered the water weight that flows into permeable header tank and be transferred to computing machine;
Four, the data of electronic flow-meter, run-off LOAD CELLS, the collection of permeable amount LOAD CELLS directly generate the run-off of permeable brick to be detected under the different environment that rain, permeable amount, water cut, coefficient of permeability etc. after Computer Processing.
So; The present invention is through the permeable physical environment of simulation; Utilize the detection and the demonstration of permeable environmental simulation and water permeability, the infiltration coefficient of the permeable brick of computer realization, permeable amount, run-off; Can avoid the randomness of present detection means manual detection to cause the testing result instability problem, improve accuracy of detection, can fill up the drawback that existing detection means can not detect the permeable brick of the permeable type in side simultaneously.
Description of drawings
Fig. 1 is the schematic perspective view of preferred embodiment permeable environment simulator experimental device of the present invention;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the front elevation of Fig. 1;
Fig. 4 is the schematic perspective view of the permeable brick bracket slot of preferred embodiment of the present invention;
Fig. 5 is the front elevation of Fig. 4;
Fig. 6 is the partial enlarged drawing of Fig. 5;
Fig. 7 is a preferred embodiment COMPUTER DETECTION schematic flow sheet of the present invention;
Fig. 8 is the operational flowchart of preferred embodiment of the present invention.
Among the figure:
Overflow vent 22 water inlets 23
Carriage net 31 runoff guiding gutters 32
Infiltration water receiving tank 33 infiltration water guide mouths 34
Degree of tilt adjustment bolt 9
Embodiment
In order further to explain technical scheme of the present invention, come the present invention is set forth in detail through specific embodiment below.
Like Fig. 1, Fig. 2 and shown in Figure 3, a kind of permeable environment simulator experimental device that is applicable to permeable brick that the present invention discloses has frame 1.Water storage tank 21 places frame 1 top, and water storage tank 21 tops are equipped with overflow vent 22, water inlet 23, and water storage tank 21 bottoms are equipped with flowrate control valve 24, electronic flow-meter 25, spray pipe 26.Permeable brick bracket slot 3 places frame 1 middle part, places permeable brick bracket slot 3 both sides on the frame 1 to be equipped with hinge 4 and is connected with frame 1, and permeable brick bracket slot 3 rear sides are equipped with degree of tilt adjustment bolt 9 and are connected with frame 1.
Like Fig. 4, Fig. 5 and shown in Figure 6; Permeable brick bracket slot 3 middle parts are equipped with carriage net 31 and are used to support permeable brick, and permeable brick bracket slot 3 tops have carriage net 31 bottoms of runoff guiding gutter 32, permeable brick bracket slot 3 that infiltration water receiving tank 33, infiltration water guide mouth 34 and infiltration guiding gutter 35 are arranged.This infiltration water receiving tank 33 and infiltration water guide mouth 34 more help the guiding and the collection of infiltration water.
As shown in Figure 7, a kind of permeable environment simulator experimental device, wherein, electronic flow-meter 25, run-off LOAD CELLS 7, permeable amount LOAD CELLS 6 link to each other with computing machine.
Concrete experimental technique is following, permeable brick to be tested is placed on after drying reaches standard on the carriage net 31 of permeable brick bracket slot 3, with sealing between permeable brick and the bracket slot 3, confirms permeable brick surface area to be measured and imports computing machine; Through water inlet 23 the water injection is placed the hopper 21 on the frame 1, after water injection hopper 21 reached overflow vent 22 mouths of pipe, the overflow vent 22 on hopper 21 tops began to realize overflow; Overflow vent 22 is greater than water inlet 23; Be used to keep the water level of hopper 21 constant, certainly, also can directly save water inlet and overflow vent; And directly utilize water pipe that water is injected hopper, keep the water level of hopper constant through the open and close of controlling water pipe.Open flowrate control valve 24 again; Hopper 21 bottoms are equipped with flowrate control valve 24 by different rainfall control unit interval discharges; Spray pipe 26 is provided with the aperture that is uniformly distributed with as required, is used for realizing the rainy environment of simulation, and electronic flow-meter 25 is passed to computing machine with the data of gathering.
Because placing permeable brick bracket slot 3 both sides on the frame 1 to be equipped with hinge 4 is connected with frame 1; Permeable brick bracket slot 3 rear sides are equipped with degree of tilt adjustment bolt 9 and are connected with frame 1; Like this; Adjusting through degree of tilt adjustment bolt 9 realizes permeable brick bracket slot 3 rear side height change, the variation that permeable brick bracket slot 3 is realized by level to different gradients around hinge 4, and then realize the mat formation simulation of environment of permeable brick.
The foregoing description and graphic and non-limiting product form of the present invention and style, the those of ordinary skill of any affiliated technical field all should be regarded as not breaking away from patent category of the present invention to its suitable variation or modification of doing.
Claims (4)
1. permeable environment simulator experimental device that is applicable to permeable brick; It is characterized in that: be equipped with hopper at upper rack; Flowrate control valve, electronic flow-meter and spray pipe in the hopper bottom; Be equipped with permeable brick bracket slot at central rack; The side of permeable brick bracket slot is equipped with hinge and links to each other with frame, and the back is equipped with degree of tilt adjustment bolt and links to each other with frame, and the middle part of permeable brick bracket slot is useful on carriage net, the top of supporting permeable brick has runoff guiding gutter, bottom that the infiltration guiding gutter is arranged; Be equipped with the runoff header tank that is positioned at below the runoff guiding gutter and the permeable header tank that is positioned at below the infiltration guiding gutter in frame lower; Runoff header tank bottom is equipped with the run-off LOAD CELLS, and permeable header tank bottom is equipped with permeable amount LOAD CELLS, and electronic flow-meter, run-off LOAD CELLS, permeable amount LOAD CELLS link to each other with computing machine.
2. a kind of permeable environment simulator experimental device that is applicable to permeable brick as claimed in claim 1, it is characterized in that: the top of said hopper is equipped with water inlet and overflow vent.
3. a kind of permeable environment simulator experimental device that is applicable to permeable brick as claimed in claim 1 is characterized in that: off the net of the carriage of said permeable brick bracket slot has infiltration water receiving tank and infiltration water guide mouth, and infiltration water guide mouth is connected to the infiltration guiding gutter.
4. permeable environment simulator experimental technique that is applicable to permeable brick is characterized in that step is following:
The first step, the carriage that permeable brick to be tested is placed on permeable brick bracket slot after drying reaches standard is online, with sealing between permeable brick and the bracket slot, confirms permeable brick surface area to be measured and imports computing machine;
Second step, in hopper, inject water, open before the flowrate control valve; The degree of tilt of the permeable brick bracket slot of adjustment back is adjusted bolt earlier, adjusts the angle of inclination of permeable brick bracket slot and surface level, simulates the different environments for use of permeable brick; Open flowrate control valve again; Make water process flowrate control valve and electronic flow-meter in the hopper,, drench and taking to form runoff and infiltration on the permeable brick of seal approach by the current of the rainy environment of spray pipe simulation; Simultaneously, the data on flows of electronic flow-meter collection is transferred to computing machine;
The 3rd step, utilize the runoff guiding gutter separating diameter flowing water of permeable brick bracket slot, and be collected into the runoff header tank, utilize the infiltration guiding gutter of permeable brick bracket slot to separate infiltration water, and be collected into permeable header tank;
The 4th step was flowed into after the water weight of runoff header tank and is transferred to computing machine by the collection of run-off LOAD CELLS, flowed into after the water weight of permeable header tank by the collection of permeable amount LOAD CELLS and be transferred to computing machine;
The 5th step; The data that computing machine transmits after through electronic flow-meter, run-off LOAD CELLS and the collection of permeable amount LOAD CELLS; General formula according to " infiltration coefficient is the scale-up factor of the water permeability of reflection soil; its physical meaning is the water yield that sees through in unit area unit's hydraulic gradient unit interval " carries out calculation permeability coefficient, shows the data of being gathered in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101664158A CN101813605B (en) | 2010-04-19 | 2010-04-19 | Permeable environment simulator experimental device and method suitable for permeable brick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101664158A CN101813605B (en) | 2010-04-19 | 2010-04-19 | Permeable environment simulator experimental device and method suitable for permeable brick |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101813605A CN101813605A (en) | 2010-08-25 |
| CN101813605B true CN101813605B (en) | 2012-05-09 |
Family
ID=42620920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101664158A Expired - Fee Related CN101813605B (en) | 2010-04-19 | 2010-04-19 | Permeable environment simulator experimental device and method suitable for permeable brick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101813605B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975712B (en) * | 2010-11-05 | 2012-10-10 | 济南兰光机电技术有限公司 | Weight-method steam transmittance tester |
| CN105403476A (en) * | 2015-12-23 | 2016-03-16 | 济南兰光机电技术有限公司 | Multiple-cavity weighting-method water-vapor permeability testing system and testing method |
| CN106290072B (en) * | 2016-08-15 | 2019-01-18 | 许陈菲 | A kind of mosaic tiles water imbibition detection device |
| CN106546526B (en) * | 2016-11-25 | 2018-12-25 | 太原理工大学 | Multidimensional gas permeability measurement instrument and measurement method |
| CN106769761B (en) * | 2016-12-14 | 2023-08-15 | 镇江市建设工程质量检测中心有限公司 | Method and device for on-site measurement of permeable concrete permeability coefficient |
| CN106710434A (en) * | 2017-02-28 | 2017-05-24 | 山东大学 | 3D printed water-permeable pavement scale simulation device and method under action of runoff |
| CN108593518B (en) * | 2018-04-23 | 2024-01-26 | 长安大学 | Device for testing water permeability and decay performance of water permeable pavement structure and working method thereof |
| CN109630100B (en) * | 2018-10-31 | 2021-09-24 | 中国矿业大学 | Automatic coal seam permeability testing device and method |
| CN109959774A (en) * | 2019-04-04 | 2019-07-02 | 江苏省水文水资源勘测局连云港分局 | A kind of the measurement system and its measuring method of water and soil conservation value diverting coefficient |
| CN110044793A (en) * | 2019-04-30 | 2019-07-23 | 广州番禺职业技术学院 | A kind of simulated rainfall environment apparatus for permeability test and method for water-permeable brick |
| CN110308084B (en) * | 2019-07-24 | 2024-04-16 | 西安建筑科技大学 | Real-time measuring device for simulating real working environment and permeability coefficient change of permeable bricks |
| CN113029891B (en) * | 2019-12-24 | 2022-09-20 | 山西大地华基建材科技有限公司 | Demonstration device for water permeability of reaction permeable brick |
| CN112595642A (en) * | 2020-06-29 | 2021-04-02 | 北京仁创科技集团有限公司 | Water permeability detection device and detection method |
| CN112730199A (en) * | 2021-02-01 | 2021-04-30 | 温州市市政工程建设开发公司 | Water permeability detection device and method for permeable asphalt concrete |
| CN114216621B (en) | 2022-02-21 | 2022-05-17 | 成都理工大学 | Leakage detection and treatment simulation platform and simulation method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050071139A1 (en) * | 2003-09-29 | 2005-03-31 | Patwardhan Avinash S. | Method and system for water flow analysis |
| WO2005116906A2 (en) * | 2004-05-24 | 2005-12-08 | Ch2M Hill, Inc. | Method and system for water flow analysis |
| CN201247191Y (en) * | 2008-07-31 | 2009-05-27 | 富建江 | Instrument for measuring permeability coefficient of pervious brick |
| CN101514951B (en) * | 2009-03-18 | 2012-01-25 | 深圳市建筑科学研究院有限公司 | Permeability coefficient detector of water permeable brick and detecting method thereof |
| CN101603914B (en) * | 2009-07-28 | 2010-12-08 | 北京市水利科学研究所 | Synthetic water infiltration capability test apparatus for water permeable ground |
| CN201689033U (en) * | 2010-04-19 | 2010-12-29 | 厦门市闽长鹭科技发展有限公司 | Permeable environment simulator experiment apparatus applied for permeable brick |
-
2010
- 2010-04-19 CN CN2010101664158A patent/CN101813605B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101813605A (en) | 2010-08-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101813605B (en) | Permeable environment simulator experimental device and method suitable for permeable brick | |
| CN201689033U (en) | Permeable environment simulator experiment apparatus applied for permeable brick | |
| CN204116337U (en) | A kind of native fish device of contaminant transportation simulation | |
| CN109100300A (en) | A kind of experimental rig and method for simulating weathered mudstone slope erosion | |
| CN101556269B (en) | Trough for simulating groundwater pollution | |
| CN104374894B (en) | Small watershed different geomorphologic units water erosion process fine analog test method | |
| CN203587588U (en) | Improved water-salt monitoring device for greenhouse soil | |
| CN104266941A (en) | Indoor rainfall infiltration test simulation system | |
| CN103091473A (en) | Earth pillar simulation device based on soil water and salt transport rule | |
| CN110308084B (en) | Real-time measuring device for simulating real working environment and permeability coefficient change of permeable bricks | |
| CN107677585B (en) | Device and method for measuring water permeability coefficient of water permeable material | |
| CN105929138A (en) | Coal gangue leachate melting and infiltration soil column simulation system and characteristic parameter determination method | |
| CN204255803U (en) | Indoor rainfall infiltration Experimental mimic system | |
| CN102141503A (en) | Device and method for testing permeability coefficient of rainwater garden filling | |
| CN204694602U (en) | A kind of measurement capillary soil water climbing height test unit | |
| CN109000731B (en) | The experimental rig and method that research inlet for stom water chocking-up degree influences water discharged amount | |
| CN110646590A (en) | Water and soil loss measurement-based water and soil conservation scheme determination method and system | |
| CN113959925A (en) | Ecological water permeable pavement work simulation device and simulation method | |
| CN104345134A (en) | Method for measuring interflow in forest soil | |
| CN113376073A (en) | Rare earth slope preferential flow simulation test system | |
| CN105403496A (en) | Full-automatic detection equipment and detection method for water permeation rate of water permeable brick | |
| CN111487391A (en) | Experimental device for soil nitrogen colloid goes into lake under simulation seasonal variation | |
| CN110006808B (en) | Device for simulating development condition of crack pipeline in karst region | |
| CN205404398U (en) | Simulation test device that bituminous paving blocks up influences heavy metal pollution in runoff that permeates water | |
| CN206832811U (en) | One kind is used for the domatic dynamic measurement apparatus of the Litter Layer hydrology of simulating forest |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120509 Termination date: 20200419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |