CN203155422U - Crown canopy simulation nitrogen deposition and rainfall field control experiment system - Google Patents
Crown canopy simulation nitrogen deposition and rainfall field control experiment system Download PDFInfo
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- CN203155422U CN203155422U CN 201320100383 CN201320100383U CN203155422U CN 203155422 U CN203155422 U CN 203155422U CN 201320100383 CN201320100383 CN 201320100383 CN 201320100383 U CN201320100383 U CN 201320100383U CN 203155422 U CN203155422 U CN 203155422U
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Abstract
The utility model discloses a crown canopy simulation nitrogen deposition and rainfall field control experiment system which comprises at least two impounding reservoirs and VM 05 frequency control constant voltage sprinkler equipment, wherein the VM 05 frequency control constant voltage sprinkler equipment comprises a multilevel multiple-impeller pressure water pump and a microcomputer frequency conversion cabinet; one of the two impounding reservoirs is a crown canopy nitrogen application water supply pool and the other is a crown canopy rain increasing water supply pool; the water outlets of the two impounding reservoirs are connected with the multilevel multiple-impeller pressure water pump through pipelines; the water outlet of the water pump is connected with a plurality of rocker arm sprayers through a plurality of branch pipes; the rocker arm sprayers are mounted at the top of a spray tower and above the crown canopy layer; a flow control meter is arranged on each branch pipe; and a control brake valve and a decompression valve are arranged on each branch pipe between each flow control meter and each rocker arm sprayer. According to the utility model, the crown canopy simulation nitrogen deposition and rainfall field control experiment system is more similar to the nitrogen deposition and rainfall process in natural condition, overcomes the defect that a series of important processes of adsorption, assimilation, conversion and interception of nitrogen and rainwater by the crown canopy are neglected when the nitrogen fertilization and increased precipitation control test process are simulated in the previous forest ecosystem, and simulates the process of atmosphere nitrogen deposition and rainfall situation change in a truer manner.
Description
Technical field
The utility model relates to a kind of forest ecosystem simulation to be executed N, increases rain control experimental system, is specifically related to a kind of crown canopy simulation nitrogen deposition and the open-air control of rainfall experimental system.
Background technology:
How is the destiny of forest ecosystem under the whole world change pressure? this is one of focus of present field of ecology research in the world.The method of " sylvan life sprays " is generally adopted to forest ecosystem manual simulation N sedimentation and rain test in the home and abroad, this test processing method walked around crown canopy to simulation execute N and rainfall absorption, a series of significant process such as transform and hold back, may over-evaluate the influence of control test to soil course, and underestimate it to the influence degree of crown canopy arborous layer and even auxiliary species plant physiology ecological process.
Summary of the invention:
The purpose of this utility model provide a kind of can be from " crown canopy simulation nitrogen deposition and rainfall " open-air control experimental system of forest canopy simulation atmosphere N sedimentation and rainfall, it had overcome in the past executes N, increases the defective that rain is controlled processes such as having ignored crown canopy absorption, absorb and held back in the process of the test forest ecosystem sylvan life simulation, atmosphere N sedimentation and rainfall general layout change process under the simulating nature state more realistically, are important breakthrough on the methodology of present global change research due field.
The utility model is implemented by the following technical programs:
Crown canopy simulation nitrogen deposition of the present utility model and the open-air control of rainfall experimental system, it is characterized in that, comprise at least two cisterns and VM05 frequency control constant voltage sprinkling irrigation equipment, described VM05 frequency control constant voltage sprinkling irrigation equipment comprises multistagely leafyly takes turns pressure water pump and control is multistage leafyly takes turns the pressure water pump opening and closing to reach the micro computer frequency conversion tank of required pressure of supply water, one of two cistern is executed the nitrogen feed cistern for crown canopy, another one is that crown canopy increases the rain feed cistern, the delivery port of two cisterns all is connected with the leafy pressure water pump of taking turns through pipeline, leafy delivery port of taking turns pressure water pump is installed in the spray column cat head with several respectively through several arms, being positioned at the above rocking arm shower nozzle of storey links to each other, be provided with flow control meter at each arm, the arm between flow control meter and the rocking arm shower nozzle is provided with control gate valve and relief valve.
Preferably, described crown canopy simulation nitrogen deposition and the open-air control of rainfall experimental system also have tele-control system, this tele-control system can be gathered and Long-distance Control the equipment live signal of remote terminal by wireless network, signals collecting comprises the pressurization to VM05 frequency control constant voltage sprinkling irrigation equipment, voltage, electric current, power, the accumulative total electric weight, also has ductwork pressure, integrated flow, information such as cistern water level are gathered, Long-distance Control comprises the start and stop of VM05 frequency control constant voltage sprinkling irrigation equipment, frequency conversion fault feedback, remote pressure is set, the opening and closing of arm control gate valve.
Preferably, described arm is spread to spraying the Tata bottom along ground, at the bottom of tower, extend upwardly to the rocking arm shower nozzle of spray column cat head along spray column again and link to each other, described control gate valve is located on the arm of spray Tata bottom, described flow control meter is located on control gate valve and the leafy arm of taking turns between the pressure pump outlet, also is provided with relief valve on the arm between flow control meter and the control gate valve.
VM05 frequency control constant voltage sprinkling irrigation equipment of the present utility model is made along reaching communication apparatus Co., Ltd by Hengshui, can be by buying this equipment of acquisition to it.
VM05 frequency control constant voltage sprinkling irrigation equipment possesses the Speedless sensor vector control function, can realize not having high torque (HT) and the high accuracy control of sensor application occasion, therefore the automatic measuring ability that possesses the parameter of electric machine simultaneously can be implemented under the various service conditions Optimal Control to motor.VM05 can provide two kinds of product lines according to different purposes, and general industry is serial and blower fan water pump SPF series with SHF.
What use in the utility model is blower fan water pump SPF series, and function and concrete parameter are as follows:
1,400V level three-phase input: 2.2KW-315KW;
2, the specific (special) requirements of all kinds of motors is tackled in V/f separation and V/f graphing capability freely fully;
3, the exclusive automatic energy saving operation function beyond imagination of VM05 frequency conversion;
4, has the low-voltage compensate function, at any time the power grid environment of cope with bad;
5, superpower communication function is tackled multiple bus requirements;
6, possess input, output open-phase protection function, prevent that the power supply broken string from damaging frequency converter;
7, the internal PID feedback control function of standard is realized accurate closed-loop control, makes things convenient for simultaneously pid parameter is regulated;
8, stall proof function realizes the continuity steady running, in the constant speed running, can select to transship actuation time of stall proof function, can select the only acceleration, deceleration time according to the inertia of load, has realized the operating stably that can not trip.
The operation principle of VM05 frequency control constant voltage sprinkling irrigation equipment is:
This VM05 frequency control constant voltage sprinkling irrigation equipment has the control water pump assembly when making its delivery port constant pressure (or according to predetermined rule change), by the function of the variation change water supply flow of water consumption.
This VM05 frequency control constant voltage sprinkling irrigation equipment is according to the pressure signal of pumping hole pipeline, regulate rotating speed and the process pump board number of water pump with optimum state, variation according to water consumption changes pressure of supply water and flow in good time, reaches to save the effect that the energy can be controlled water supply flow again.
The utility model compared with prior art has following beneficial effect:
The utility model will be simulated nitrogen deposition treatment fluid and water by VM05 frequency control constant voltage sprinkling irrigation equipment and be delivered to rocking arm shower nozzle ejection more than the storey through pipeline, thereby atmosphere N sedimentation and rainfall under the simulating nature state more realistically, overcome in the past to forest ecosystem sylvan life simulation execute N, increase ignored in the rain control process of the test forest canopy to absorption, the absorption of N element and water, the defective of significant process such as transform, hold back, be an important breakthrough on the methodology of present global change research due field.
The utlity model has following advantage:
1, accuracy.VM05 frequency control constant voltage sprinkling irrigation equipment of the present utility model can be set ductwork pressure according to actual used water amount, extraneous microenvironment wind speed etc., and automatically controlled water pump water supply flow velocity can reduce the error in the experimentation; Simultaneously, (sample prescription radius size) as required regulates pressure, can reach the purpose of accurate control spray regime;
2, uniformity.According to the required water yield of the each processing of each sample prescription, regulate pressure of supply water by micro computer frequency conversion program, the rotary speed of control rocking arm shower nozzle, in conjunction with radius of spray, the multi-turn rotation is sprayed, and can guarantee the uniformity of spraying;
3, controllability.Reliable, realized the soft start of compression pump making water pump realize impacting switching by power frequency to the nothing of frequency conversion by the micro computer frequency conversion program of VM05 frequency control constant voltage sprinkling irrigation equipment, prevent that water supply network from being impacted, avoid ductwork pressure to transfinite and cause pipeline breaking; Simultaneously can save manpower, whole experimental system is controlled the experiment that can finish all sample prescriptions of whole forest sample ground by 1 people and is handled (spray);
4, network savvy.Adopt complete Chinese industrial control configuration software, monitor each website in real time, electric moter voltage, electric current, operating frequency, webmaster pressure and flow etc. as VM05 frequency control constant voltage sprinkling irrigation equipment, and can accumulate the data of each website, accumulate the water yield of every pump, provide various forms of printing reports simultaneously, so that analytic statistics;
5, security.The self-protection of VM05 frequency control constant voltage sprinkling irrigation equipment is perfect; break down as certain the leafy pressure water pump of taking turns; initiatively send a warning to host computer; start stand-by pump simultaneously; to keep the water supply balance; just in case robot control system(RCS) breaks down, the user can the direct control manual system, to guarantee the water system continuous operation.
Description of drawings:
Fig. 1 is the structural representation of crown canopy simulation nitrogen deposition of the present utility model and the open-air control of rainfall experimental system;
Wherein: 1, crown canopy increases the rain feed cistern; 2, crown canopy is executed the nitrogen feed cistern; 3, the leafy pressure water pump of taking turns; 4, micro computer frequency conversion tank; 5, flow control meter; 6, control gate valve; 7, spray column; 8, rocking arm shower nozzle; 9, arm; 10, VM05 frequency control constant voltage sprinkling irrigation equipment; 11, tele-control system; 12, relief valve; 13, workbench; 14, lightning rod.
The specific embodiment:
Following examples are to the further specifying of utility model, rather than to restriction of the present utility model.
Embodiment 1:
As shown in Figure 1, crown canopy simulation nitrogen deposition of the present utility model and the open-air control of rainfall experimental system comprise that two volumes are 20m
3Cistern and VM05 frequency control constant voltage sprinkling irrigation equipment 10, described VM05 frequency control constant voltage sprinkling irrigation equipment 10 comprises multistagely leafyly takes turns that pressure water pump 3 and control are multistage leafyly takes turns pressure water pump 3 opening and closing to reach the micro computer frequency conversion tank 4 of required pressure of supply water, one of two cistern is executed nitrogen feed cistern 2 for crown canopy, another one is that crown canopy increases rain feed cistern 1, the delivery port of two cisterns is connected with the leafy pressure water pump 3 of taking turns through pipeline, leafy delivery port of taking turns pressure water pump 3 through 2 arms 9 respectively with 2 spray column 7 cats head, being positioned at the above rocking arm shower nozzle of storey 8 links to each other, described arm 9 is to spread along ground to spray column 7 tower bottoms, extend upwardly at the bottom of again along spray column 7 from tower with the rocking arm shower nozzle 8 of spray column cat head and link to each other, described control gate valve 6 is located on the arm of spray Tata bottom, and described flow control meter 5 is located on the arm between control gate valve 6 and the leafy delivery port of taking turns pressure water pump 3; Also has tele-control system 11, this tele-control system can be gathered and Long-distance Control the equipment live signal of remote terminal by wireless network, signals collecting comprises pressurization, voltage, electric current, the power to VM05 frequency control constant voltage sprinkling irrigation equipment 10, the accumulative total electric weight, also has ductwork pressure, integrated flow, the cistern water level information is gathered, Long-distance Control comprises that start and stop, frequency conversion fault feedback, the remote pressure of VM05 frequency control constant voltage sprinkling irrigation equipment 10 set, the unlatching of control gate valve 6 or close on each arm 9.
Rocking arm shower nozzle 8: shower nozzle is by the rocking arm swing that spring is housed, and the bump sprinkler body obtains driving moment and makes 360 ° of rotations of rocking arm shower nozzle, with water to around spray; Shower nozzle can be regulated pressure of supply water according to handling the sample prescription radius size, and accurate control spray radius is realized the evenly purpose of sprinkling, and regulating radius of spray in the present case is 17m; Because of the shower nozzle rotation, so this equipment is only applicable to circular sample prescription.
On the arm at the bottom of every spray column 7 tower flow control meter 5 is housed all, is used for that precisely control is each handles the required water yield.When reaching during water requirement, the control gate valve 6 of directly closing the tower bottom, this sample prescription processing finishes, and opens the control gate valve 6 of another sample prescription tower bottom simultaneously, begins spray.(in the arm) unnecessary water can directly be discharged outside the sample prescription by relief valve 12 in the supply channel.
Spray column 7 tower bodies are three post round steel free-standing structures, (exceed crown canopy 5-8m) about tower height 35m; Root is opened and is of a size of 1330mm * 1330mm * 1330mm at the bottom of the tower.Design wind resistance speed is 30M/S, and anti-fundamental wind pressure is 0.45KN, and the antidetonation earthquake intensity is 8 degree.Tower body shaped steel and steel plate all adopt Q235 shaped steel, and welding rod adopts the E43 type, and C level turret head plain bolt connects; (decide according to concrete sample prescription crown canopy height by height apart from ground 15-18m place for spray column 7 bodies of the tower, require to touch the crown canopy branches and leaves as much as possible, conveniently carry out the canopy experiment and be as the criterion) workbench 13 of a 1m * 1m * 1m is installed, weld the high safe fence of 130mm around the workbench 13, can manually carry out the test of forest canopy and the maintenance of spray facility etc.All steel of body of the tower all adopt the galvanizing preservative treatment, and the look antirust paint of greenwashing outward is consistent with the environment tonal match to guarantee.Earth resistance is less than 10 Ω, and cat head is installed lightning rod 14.
The method of operating of simulating nitrogen deposition and rainfall control experimental facilities is as follows:
According to experimental design, to carry out the sample prescription circle and build, the crown canopy simulation nitrogen deposition of present embodiment and the open-air control of rainfall experimental system are only applicable to circular sample prescription.According to institute's water requirement and sample prescription radius size, regulate micro computer frequency conversion program and carry out pressure control, utilize tele-control system that whole spray facility is controlled simulation crown canopy nitrogen deposition and rainfall.
Claims (3)
1. a crown canopy is simulated nitrogen deposition and the open-air control of rainfall experimental system, it is characterized in that, comprise at least two cisterns and VM05 frequency control constant voltage sprinkling irrigation equipment, described VM05 frequency control constant voltage sprinkling irrigation equipment comprises multistagely leafyly takes turns pressure water pump and control is multistage leafyly takes turns the pressure water pump opening and closing to reach the micro computer frequency conversion tank of required pressure of supply water, one of two cistern is executed the nitrogen feed cistern for crown canopy, another one is that crown canopy increases the rain feed cistern, the delivery port of two cisterns all is connected with the leafy pressure water pump of taking turns through pipeline, leafy delivery port of taking turns pressure water pump is installed in the spray column cat head with several respectively through several arms, being positioned at the above rocking arm shower nozzle of storey links to each other, be provided with flow control meter at each arm, the arm between flow control meter and the rocking arm shower nozzle is provided with control gate valve and relief valve.
2. experimental system is controlled in crown canopy simulation nitrogen deposition according to claim 1 and rainfall field, it is characterized in that, described crown canopy simulation nitrogen deposition and the open-air control of rainfall experimental system also have tele-control system, this tele-control system can be gathered and Long-distance Control the equipment live signal of remote terminal by wireless network, signals collecting comprises the pressurization to VM05 frequency control constant voltage sprinkling irrigation equipment, voltage, electric current, power, the accumulative total electric weight, also has ductwork pressure, integrated flow, the cistern water level information is gathered, and Long-distance Control comprises the start and stop of VM05 frequency control constant voltage sprinkling irrigation equipment, frequency conversion fault feedback, remote pressure is set, the opening and closing of arm control gate valve.
3. experimental system is controlled in crown canopy simulation nitrogen deposition according to claim 1 and rainfall field, it is characterized in that, described arm is to spraying the Tata bottom along the shop, ground, at the bottom of tower, extend upwardly to the rocking arm shower nozzle of spray column cat head along spray column again and link to each other, described control gate valve is located on the arm of spray Tata bottom, described flow control meter is located on the arm between control gate valve and the leafy delivery port of taking turns pressure water pump, at flow control meter with control on the arm between the gate valve and also be provided with relief valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320100383 CN203155422U (en) | 2013-03-05 | 2013-03-05 | Crown canopy simulation nitrogen deposition and rainfall field control experiment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320100383 CN203155422U (en) | 2013-03-05 | 2013-03-05 | Crown canopy simulation nitrogen deposition and rainfall field control experiment system |
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| CN203155422U true CN203155422U (en) | 2013-08-28 |
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| CN 201320100383 Expired - Fee Related CN203155422U (en) | 2013-03-05 | 2013-03-05 | Crown canopy simulation nitrogen deposition and rainfall field control experiment system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885095A (en) * | 2014-01-10 | 2014-06-25 | 中国人民解放军理工大学 | Surface uniform rainfall field simulation device |
| CN106409113A (en) * | 2016-10-12 | 2017-02-15 | 天津理工大学 | Nitrogen deposition simulation device and intertidal zone nitrogen deposition simulation system and method thereof |
| CN106900434A (en) * | 2017-02-22 | 2017-06-30 | 北京林业大学 | A kind of precipitation gradient control device method for designing |
| CN107214011A (en) * | 2017-07-19 | 2017-09-29 | 山东农业大学 | Field dynamics change analogue simulation rainer and its application process |
| CN110057998A (en) * | 2019-04-07 | 2019-07-26 | 浙江大学 | A kind of rainy strong side slope rainfall simulator of hypergravity |
| CN112698000A (en) * | 2020-12-06 | 2021-04-23 | 伊犁师范大学 | Ecological risk assessment system for foreign plant xanthium sibiricum |
-
2013
- 2013-03-05 CN CN 201320100383 patent/CN203155422U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885095A (en) * | 2014-01-10 | 2014-06-25 | 中国人民解放军理工大学 | Surface uniform rainfall field simulation device |
| CN103885095B (en) * | 2014-01-10 | 2016-08-17 | 中国人民解放军理工大学 | Face uniform rainfall field stimulation device |
| CN106409113A (en) * | 2016-10-12 | 2017-02-15 | 天津理工大学 | Nitrogen deposition simulation device and intertidal zone nitrogen deposition simulation system and method thereof |
| CN106900434A (en) * | 2017-02-22 | 2017-06-30 | 北京林业大学 | A kind of precipitation gradient control device method for designing |
| CN107214011A (en) * | 2017-07-19 | 2017-09-29 | 山东农业大学 | Field dynamics change analogue simulation rainer and its application process |
| CN110057998A (en) * | 2019-04-07 | 2019-07-26 | 浙江大学 | A kind of rainy strong side slope rainfall simulator of hypergravity |
| CN112698000A (en) * | 2020-12-06 | 2021-04-23 | 伊犁师范大学 | Ecological risk assessment system for foreign plant xanthium sibiricum |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20170305 |
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| CF01 | Termination of patent right due to non-payment of annual fee |