CN106990455A - A kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device - Google Patents
A kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device Download PDFInfo
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- CN106990455A CN106990455A CN201710414783.1A CN201710414783A CN106990455A CN 106990455 A CN106990455 A CN 106990455A CN 201710414783 A CN201710414783 A CN 201710414783A CN 106990455 A CN106990455 A CN 106990455A
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- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/18—Testing or calibrating meteorological apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses a kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device, mainly including water storage system, pumping system, flow detection unit, control and display system, rainer；The water storage system lays in a certain amount of clear water, and delivers water into the pumping system；Liquid medium is persistently transferred to upper water unit by the flow detection unit according to control and display system command from quantitative water pump, and data on flows is sent into control and display system in real time；Control and the display system includes power supply module, main control module and Human machine interface；The accuracy detecting device of the portable high-accuracy automatic rainfall monitoring device of the present invention disclosure satisfy that production and scientific research needs, there is advanced, high accuracy, reasonable, degree of accuracy detection function is carried out to automatic rainfall station, so as to reach the accuracy for improving Sudden Geological Hazards and mountain flood rainfall monitoring data.
Description
Technical field
The present invention relates to mud-rock flow testing apparatus for precipitation rain fall technical field, a kind of portable high-accuracy automatic rain is specifically related to
Measure the accuracy detecting device of monitoring device.
Background technology
With the high speed development of human social economy, the scale and intensity of mankind's activity gradually increase, and cause the mankind and oneself
Contradiction between so is growed in intensity, and geological disaster occurrence frequency is dramatically increased.Production and living of the geological disaster taken place frequently to the mankind
Grave danger and loss are brought with property safety, and rainfall is one of main inducement of great geology natural calamity.Cause
This, the rainfall rate and rainfall of accurate metering dangerous area become whether judgement and forecast respective regions have generation flood
The significant data foundation of the natural calamities such as flood, landslide, mud-rock flow.Meanwhile, precipitation is the key factor to form flood.It is accurate
Precipitation really is monitored, and carries out prediction work, is to prevent one of important non-engineering measure of flood.Meteorological observatory
The observation of (station) to precipitation experienced manual measurement and be passed up to now using tipping bucket type rainfall to the measurement of siphon rainfall sensor
Sensor and Weighing type rain sensor detect precipitation, and instrument for several times, which is changed to update, realizes the serialization of precipitation discharge observation
And precision, also reduce the workload of station personnel.Automatic rainfall station is for measuring and recording the comprehensive of various rainfall informations
Close observation instrument.With strong antijamming capability, full open air design, measurement accuracy is high, and memory capacity is big, facilitates networking, automatically
It is unattended, the features such as stable.At present, the udometric producer of production is numerous, and automatic rainfall station is only carried out when dispatching from the factory
Precision and the inspection of the degree of accuracy, but there is different degrees of " damage " in transport, installation, debugging and running, automatically
The remote-measuring equipment system of precipitation station is unattended, lacks and safeguards with clearing up, is blocked if rain-collecting port is covered by debris such as mud, leaves,
Rainwater can be caused to deposit, cause precipitation to instill funnel in real time, from record and information transfer of the amount above and on the time to rainfall
Affect greatly；Instillation funnel is oozed under the rainwater meeting of alluvial is slow so that remote measurement rainfall duration is elongated by force, rainfall
Change, and precipitation station must continuously work in rugged environment out of doors for a long time again, so periodic detection rainfall gauge
Particularly important, but correlative study also without this respect both at home and abroad and the product at present that just becomes of accuracy.
SL21-2006《Rainfall observation criteria》In udometric accuracy of measurement is required with calculation error to represent, its
Calculating formula is such as：E=[(Pi-Ps)/Ps] * 100%, E be calculation error (%), wherein PiFor rainfall gauge record rainfall (mm)；
PsWater (mm) is discharged together.When rainfall intensity changes in the range of 0.01mm/min~4.00mm/min, using artificial note
The error in dipping that water droplet regular inspection is surveyed should be between ± 4%.
Automatic rainfall station can cause larger error, but rainfall value in various degree in installation, debugging, running
It is current Sudden Geological Hazards and the vital index parameter of mountain flood monitoring and warning both at home and abroad, in particular for mud-rock flow
Disaster, meanwhile, automatic rainfall station is also installation number in current Beijing area Sudden Geological Hazards and mountain flood monitoring system
Most monitoring device types.
The content of the invention
For automatic rainfall station, presence can not be detected the present invention, detection or simple detection etc. are asked roughly in use
Topic is there is provided a kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device, to ensure mud-rock flow rainfall monitoring number
According to accuracy, lifted debris flow monitoring pre-warning technical merit.
The technical scheme is that：
A kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device, mainly including water storage system, pump water
System, flow detection unit, control and display system, rainer；
The water storage system lays in a certain amount of clear water, and delivers water into the pumping system；
The pumping system is made up of quantitative water pump and upper water unit, the quantitative water pump in real time according to the control and
The instruction of display system is injected water into the flow detection unit with certain speed；The upper water unit will be from flow detection
The whole consistents of water of unit output are sent in rainfall gauge to be detected；
Liquid medium is persistently transferred to by the flow detection unit according to control and display system command from quantitative water pump
Upper water unit, and data on flows is sent to control and display system in real time；
Control and the display system includes power supply module, main control module and Human machine interface；The power supply module is born
Blame and stable electric power support is provided to whole system, the main control module receives the setting instruction on Human machine interface, will flow
Amount and the correlated results of control are exported to Human machine interface, according to instruction output control signal specified rate water pump, make quantitative water pump
According to artificial setting work, the input signal of flow detection unit is received, and is calculated and is converted to control and shows system institute
The data needed and output；The Human machine interface is the guidance panel of system, is the interactive interface of operator and system, mainly
It is responsible for setting control system, the start and stop of manual control system, the control instruction such as infusion fluid flow, total amount, and shows
Show the information such as flow, total amount, pressure, temperature needed for system；
The rainer is located between the upper water unit and rainfall gauge to be detected, and uniform drop is provided for measurement equipment to be checked
Rain.
Further, in such scheme, the water storage system, pumping system, flow detection unit, control and display system
System, rainer use integrated design, and special protective treatment is done using electrical control cabinet, electrically all can from height to pipeline
By property device.
Further, in such scheme, the water storage system include water receptacle, water pipe one, valve one, filter and
Temperature detection sensor, the water receptacle is connected to the pumping system by the water pipe one, the valve one, filter with
And temperature detection sensor is arranged on water pipe one, water storage system provides a system to stabilization, the water source of cleaning.
Further, in such scheme, the quantitative water pump is a kind of water pump of high-precision flow-controllable, can be by
The liquid medium of lighting system instruction output certain flow, while flow is adjustable.
Further, in such scheme, the upper water unit mainly includes water pipe two, valve two and water filling head, institute
That states the water filling head is connected to the flow detection unit by water pipe two, and the valve two is located on water pipe two.
Further, in such scheme, the flow detection unit uses low discharge high-precision flow sensor, in real time
Detect by the data on flows of liquid, and convert data to pulse signal or analog quantity current signal is sent to master control molding
Block.Flow detection unit has reacted current real traffic really as direct measurement system, realizes the closed loop control of system
System, forms negative feed back control system；Main control module carries out the feedback flow value for instructing flow and flow detection unit in real time
Compare, the output to quantitative water pump is adjusted with reference to the two difference, so that the flow of kinetic-control system, reaches high-precision flow
Control.
Further, in such scheme, the rainer is by rainfall water supply valve, feed pipe and rainfall jet head sets
Into rainer is connected by the feed pipe with the upper water unit, and the rainfall water supply valve is located on feed pipe, described
Rainfall shower nozzle is located at the end of feed pipe.
Further, in such scheme, control and the display system reserves RS232 interfaces, can facilitate to enter with computer
Row communication, can be with remote control.
Further, in such scheme, it is defeated that the system interface of the Human machine interface includes display window, flow
Enter setting system, output valve setting, digital button, control button.
A kind of application method of the accuracy detecting device of portable high-accuracy automatic rainfall monitoring device, including following step
Suddenly：
S1：According to field investigation and the data for the existing automatic rainfall station collected, it is determined that needing the precipitation station detected
Particular location；
S2：By the portable high-accuracy rainfall data collecting and detecting device water storage, charging, debugging and completion detection；
S3：The portable high-accuracy rainfall data collecting and detecting device is brought to the automatic rainfall station location that need to be detected,
Turn on the power, set control and display system, setting need to detect rainfall value, quantitative water pump is set, rainfall simulation mode is carried out；
S4：Rainfall simulation mode terminates, and completes rainfall detection data acquisition-and-recording work, closes power supply；
S5：Each test point repeats above-mentioned operation, and each test point at least completes 3 detection work；
S6：The degree of accuracy of automatic rainfall station Monitoring Data is calculated, and provides testing result for acceptance or rejection.
Further, the accuracy detecting device of the portable high-accuracy automatic rainfall monitoring device, its groundwork ring
Border requires as follows：
1) temperature is at -10 DEG C -60 DEG C；
2) relative humidity is less than 85% (no condensation)；
3) power supply is in 220V+/- 15%, 50-60Hz；
4) liquid medium is good antiscale property pure water, 10 DEG C -80 DEG C of temperature range.
The beneficial effects of the invention are as follows：The present invention be on the basis of being grasped to automatic rainfall station function and principle,
The rainfall monitoring equipment degree of accuracy detection means of research and development.The precision inspection of the portable high-accuracy automatic rainfall monitoring device of the present invention
Survey device and disclosure satisfy that production and scientific research needs, there is advanced, high accuracy, reasonable, automatic rainfall station is carried out
The degree of accuracy detects function, is place so as to reach the accuracy for improving Sudden Geological Hazards and mountain flood rainfall monitoring data
Government's work of preventing and reducing natural disasters provides effective foundation, and people's life wealth of the Beijing Mountain Area by disaster threat is ensured conscientiously
Production safety.
Be in particular in it is following some：
1) high accuracy, the system employs the fully closed circulation control of negative-feedback, matches high-precision flow sensor and quantitative
Pump, ensures that the wandering control accuracy of system, system accuracy is more than 2%.
2) flow is adjustable, flow system flow can between 0-12L/hour wide range regulation (with reference to the sectional area of flowmeter
Can be converted into rainfall mm/hour), easily simulate true rainfall.
3) portable, using integrated design, compact conformation takes into full account the portability of mobile outdoor study.
4) convenient operation, from full Chinese, adjustable man-machine interface only needs simple training easily to be grasped
Make.
5) power single, whole system only needs 220V power frequency supplies, and other power supply requirement internal systems are voluntarily changed.
6) easy communication, reserves RS232 interfaces, can facilitate and be communicated with computer.Can be with remote control if client needs
Control.
7) high-protection level, degree of protection is up to IP44, and electrical control cabinet does special protective treatment, is adapted to open air work
Industry.
8) high reliability, from electrically high reliability device is all selected to pipeline, has been effectively ensured lifetime of system.
9) explosion-proof, system whole system only needs 220V power frequency supplies, and other power supply requirement internal systems are voluntarily changed.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the system interface schematic diagram of Human machine interface；
Fig. 3 is the testing result schematic diagram of the present invention.
Wherein, 1- water storage systems, 2- pumping systems, 3- flow detection units, 4- controls and display system, 5- rainfalls dress
Put, 6- rainfall gauges to be detected, 11- water receptacles, 12- water pipes one, 13- valves one, 14- filters, 15- temperature detection sensors,
21- quantitative water pump, the upper water units of 22-, 221- water pipes two, 222- valves two, 223- water fillings head, 41- power supply modules, 42- master controls
Molding block, 43- Human machine interfaces, 431- display windows, 432- flows input setting system, 433- output valves are set, 434- numbers
Word button, 435- control buttons, 51- rainfalls water supply valve, 52- feed pipes, 53- rainfall shower nozzles.
Embodiment
Come the present invention is further described in detail with reference to the accompanying drawings and detailed description.
A kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device as shown in Figure 1, it is main to include storage
Water system 1, pumping system 2, flow detection unit 3, control and display system 4, rainer 5；Water storage system 1 lays in a certain amount of
Clear water, and deliver water into pumping system 2；Pumping system 2 is made up of quantitative water pump 21 and upper water unit 22, quantitative water pump
21 are injected water into flow detection unit 3 according to control and the instruction of display system 4 with certain speed in real time；Upper water unit 22
By being sent in rainfall gauge 6 to be detected for the whole consistents of the water exported from flow detection unit 3；Flow detection unit 3 is pressed
Liquid medium is persistently transferred to upper water unit 22 from quantitative water pump 21 according to control and display system command, and in real time by flow number
Controlled and display system 4 according to being sent to；Control and display system 4 include power supply module 41, main control module 42 and man-machine interface
HMI43；Power supply module 41 is responsible for providing stable electric power support to whole system, and main control module 42 receives man-machine interface
Setting instruction on HMI43, the correlated results of flow and control is exported and gives man-machine interface HMI43, according to instruction output control
Signal feeding amount water pump 21, makes quantitative water pump 21 according to artificial setting work, receives the input signal of flow detection unit 3, and
Calculated be converted to control and display system 4 needed for data and output；The Human machine interface 43 is the operating surface of system
Plate, is the interactive interface of operator and system, and main to be responsible for setting control system, the start and stop of manual control system are defeated
Enter the control instructions such as fluid flow, total amount, and show the information such as flow, total amount, pressure, temperature needed for system；Rainfall is filled
Put 5 to be located between the upper water unit 22 and rainfall gauge to be detected 6, uniform rainfall is provided for measurement equipment to be checked.Water storage system 1,
Pumping system 2, flow detection unit 3, control and display system 4, rainer 5 use integrated design, use electrical control
Cabinet does special protective treatment, electrically all selects high reliability device to pipeline.
Wherein, water storage system 1：Passed including water receptacle 11, water pipe 1, valve 1, filter 14 and temperature detection
Sensor 15, the water receptacle 11 is connected to the pumping system 2, the valve 1, filter 14 by the water pipe 1
And temperature detection sensor 15 is arranged on water pipe 1, water storage system 1 provides a system to stabilization, the water source of cleaning.
Quantitative water pump 21 is a kind of water pump of high-precision flow-controllable, can export certain flow according to system command
Liquid medium, while flow is adjustable.
Upper water unit 22：Mainly include water pipe 2 221, valve 2 222 and water filling first 223, the water filling first 223
The flow detection unit 3 is connected to by water pipe 2 221, the valve 2 222 is located on water pipe 2 221.
Flow detection unit 3：Using low discharge high-precision flow sensor, the data on flows by liquid is detected in real time,
And convert data to pulse signal or analog quantity current signal is sent to main control module 42.Flow detection unit 3 is actual
As direct measurement system, current real traffic has been reacted, the closed-loop control of system is realized, negative feedback control system is formed
System；The feedback flow value for instructing flow and flow detection unit 3 is compared by main control module 42 in real time, with reference to the two difference
The output to quantitative water pump 4 is adjusted, so that the flow of kinetic-control system, reaches high-precision flow control.
Rainer 5：It is made up of rainfall water supply valve 51, feed pipe 52 and rainfall shower nozzle 53, rainer 5 is by described
Feed pipe 52 is connected with the upper water unit 22, and the rainfall water supply valve 51 is located on feed pipe 52, the rainfall shower nozzle 53
It is located at the end of feed pipe 52.
Control and display system 4 reserve RS232 interfaces, can facilitate and be communicated with computer, can be with remote control.
As shown in Fig. 2 the system interface of Human machine interface 43 includes display window 431, flow input setting system
432nd, output valve sets 433, digital button 434, control button 435.Water and time are shown on display window 431, flow is defeated
Enter comprising light rain, moderate rain, heavy rain, the setting of heavy rain four in setting system 432, output valve set on 433 comprising flow velocity, flow,
Accumulative, four settings of total amount, digital button 434 includes 1,2,3,4,5,6,7,8,9,0 this ten digital buttons, control button
Startup, stopping, clearing, printing and power knob are included on 435.
The application method of the accuracy detecting device of the portable high-accuracy automatic rainfall monitoring device, comprises the following steps：
S1：According to field investigation and the data for the existing automatic rainfall station collected, it is determined that needing the precipitation station detected
Particular location；
S2：By the portable high-accuracy rainfall data collecting and detecting device water storage, charging, debugging and completion detection；
S3：The portable high-accuracy rainfall data collecting and detecting device is brought to the automatic rainfall station location that need to be detected,
Turn on the power, set control and display system 4, setting need to detect rainfall value, quantitative water pump 21 is set, rainfall simulation side is carried out
Formula；
S4：Rainfall simulation mode terminates, and completes rainfall detection data acquisition-and-recording work, closes power supply；
S5：Each test point repeats above-mentioned operation, and each test point at least completes 3 detection work；
S6：The degree of accuracy of automatic rainfall station Monitoring Data is calculated, and provides testing result for acceptance or rejection.
Further, the accuracy detecting device of the portable high-accuracy automatic rainfall monitoring device, its groundwork ring
Border requires as follows：
1) temperature is at -10 DEG C -60 DEG C；
2) relative humidity is less than 85% (no condensation)；
3) power supply is in 220V+/- 15%, 50-60Hz；
4) liquid medium is good antiscale property pure water, 10 DEG C -80 DEG C of temperature range.
Using above-mentioned detection device and method, by 2016.7.10-2016.7.14 and 2016.8.10-2016.8.14
Township, the 30 of Green Dragon Hu Zhen, Nan Jiao townshiies 6 small towns in Ji Puwa townshiies are sought to Fo Zizhuan townshiies of Fangshan District of Beijing, Hebei town, historian twice
Platform automatic rain gauge has carried out degree of accuracy test, and test result is shown in Table 1 and Fig. 3.
The automatic rainfall instrument for testing precision test result of table 1
According to SL21-2006《Rainfall observation criteria》In require udometric accuracy of measurement error should control ±
Between 4%, it can be seen that for the first time in 30 precipitation stations of detection, have and exceeded standard requirement at 7, respectively Fangshan District Buddhist
The white lake ditch automatic rain gauge (test error -5.4%) in Chen Jiafen villages of Zi Zhuan townshiies, Fangshan District Fo Zizhuan townshiies Bei Jiao villages Donggou automatic rain
Gauge (test error -7.3%), Fangshan District Fo Zizhuan townshiies Shang Yingshui villages huge port ditch automatic rain gauge (test error 6.9%), room
Mountain area historian battalion's great Cun Jian villages of township sulcus anonymus automatic rain gauge (test error -4.8%), Fangshan District historian battalion golden pheasant platform village of township gold
Chicken Taibei ditch automatic rain gauge (test error -4.6%), Fangshan District historian battalion township Qiu Linpu villages family port cunette automatic rain gauge
(test error -4.6%) and San He villages of Fangshan District Nan Jiao townshiies green grass or young crops port ditch automatic rain gauge (test error -5.8%)；Second of inspection
In 30 precipitation stations surveyed, have and exceeded standard requirement at 4, respectively Shang Yingshui villages of Fangshan District Fo Zizhuan townshiies huge port ditch automatic rain
Gauge (test error -4.9%), Fangshan District historian battalion the ore deposit ditch automatic rain gauge (test error -5.3%) of lotus flower Buddhist nunnery village of township five,
Fangshan District historian battalion's great Cun Jian villages of township sulcus anonymus automatic rain gauge (test error -5.2%) and big Xigou ditch village of Fangshan District Nan Jiao townshiies
Sulcus anonymus automatic rain gauge (test error -6.0%).Therefore, monitoring unit and research unit can be according to the results pair of detection
Rainfall gauge carries out Inspection and maintenance at the above 11, so as to obtain more accurate rainfall product data.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in previous embodiment, or equivalent substitution is carried out to which part technical characteristic；And
These modifications are replaced, and the essence of appropriate technical solution is departed from the spirit and model of technical scheme of the embodiment of the present invention
Enclose.
Claims (9)
1. a kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device, it is characterised in that：Mainly include water storage
System (1), pumping system (2), flow detection unit (3), control and display system (4), rainer (5)；
The water storage system (1) lays in a certain amount of clear water, and delivers water into the pumping system (2)；The pumping system
(2) it is made up of quantitative water pump (21) and upper water unit (22), the quantitative water pump (21) is in real time according to the control and display
It is inner that the instruction of system (4) injects water into the flow detection unit (3) with certain speed；The upper water unit (22) will be from stream
The whole consistents of water of amount detection unit (3) output to be sent to rainfall gauge to be detected (6) inner；
The flow detection unit (3) persistently shifts liquid medium from quantitative water pump (21) according to control and display system command
Supreme water unit (22), and data on flows is sent to control and display system (4) in real time；
The control and display system (4) include power supply module (41), main control module (42) and Human machine interface (43)；Institute
State power supply module (41) to be responsible for providing stable electric power support to whole system, the main control module (42) receives man-machine interface
Setting instruction on HMI (43), the correlated results of flow and control is exported and gives Human machine interface (43), is exported according to instruction
Control signal specified rate water pump (21), makes quantitative water pump (21) according to artificial setting work, receives the defeated of flow detection unit (3)
Enter signal, and calculated be converted to control and display system (4) needed for data and output；The Human machine interface (43)
It is the interactive interface of operator and system for the guidance panel of system, main to be responsible for setting control system, artificial control
The start and stop of system, the control instruction such as infusion fluid flow, total amount, and show the flow needed for system, total amount, pressure, temperature
Etc. information；
The rainer (5) is located between the upper water unit (22) and rainfall gauge to be detected (6), is provided for measurement equipment to be checked
Uniform rainfall.
2. a kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device according to claim 1, it is special
Levy and be：The water storage system (1), pumping system (2), flow detection unit (3), control and display system (4), rainer
(5) integrated design is used.
3. a kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device according to claim 1, it is special
Levy and be：The water storage system (1) includes water receptacle (11), water pipe one (12), valve one (13), filter (14) and temperature
Detection sensor (15), the water receptacle (11) is connected to the pumping system (2), the valve by the water pipe one (12)
One (13), filter (14) and temperature detection sensor (15) are arranged on water pipe one (12).
4. a kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device according to claim 1, it is special
Levy and be：The quantitative water pump (21) is a kind of water pump of high-precision flow-controllable, can export certain according to system command
The liquid medium of flow, while flow is adjustable.
5. a kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device according to claim 1, it is special
Levy and be：The upper water unit (22) mainly includes water pipe two (221), valve two (222) and water filling head (223), the institute
That states water filling head (223) is connected to the flow detection unit (3) by water pipe two (221), and the valve two (222) is located at water
On pipe two (221).
6. a kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device according to claim 1, it is special
Levy and be：The flow detection unit (3) uses low discharge high-precision flow sensor, the flow number that detection passes through liquid in real time
According to, and convert data to pulse signal or analog quantity current signal is sent to main control module (42).
7. a kind of accuracy detecting device of portable high-accuracy automatic rainfall monitoring device according to claim 1, it is special
Levy and be：The rainer (5) is made up of rainfall water supply valve (51), feed pipe (52) and rainfall shower nozzle (53), rainfall dress
Put (5) to be connected with the upper water unit (22) by the feed pipe (52), the rainfall water supply valve (51) is located at feed pipe
(52) on, the rainfall shower nozzle (53) is located at the end of feed pipe (52).
8. a kind of accuracy detection of portable high-accuracy automatic rainfall monitoring device according to claim 1-7 any one
The application method of device, it is characterised in that comprise the following steps：
S1：According to field investigation and the data for the existing automatic rainfall station collected, it is determined that needing the tool of precipitation station detected
Body position；
S2：By the portable high-accuracy rainfall data collecting and detecting device water storage, charging, debugging and completion detection；
S3：The portable high-accuracy rainfall data collecting and detecting device is brought to the automatic rainfall station location that need to be detected, opened
Power supply, sets control and display system (4), and setting need to detect rainfall value, sets quantitative water pump (21), carries out rainfall simulation side
Formula；
S4：Rainfall simulation mode terminates, and completes rainfall detection data acquisition-and-recording work, closes power supply；
S5：Each test point repeats above-mentioned operation, and each test point at least completes 3 detection work；
S6：The degree of accuracy of automatic rainfall station Monitoring Data is calculated, and provides testing result for acceptance or rejection.
9. a kind of accuracy detection of portable high-accuracy automatic rainfall monitoring device according to claim 1-7 any one
Device, it is characterised in that its groundwork environmental requirement is as follows：
1) temperature is at -10 DEG C -60 DEG C；
2) relative humidity is less than 85%；
3) power supply is in 220V+/- 15%, 50-60Hz；
4) liquid medium is good antiscale property pure water, 10 DEG C -80 DEG C of temperature range.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521502A (en) * | 2018-10-12 | 2019-03-26 | 天津大学 | A kind of automatic rainfall monitoring record and rainwater sampling system and its application method |
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