CN204902908U - Let out ecological flow real -time monitoring system under hydraulic and hydroelectric engineering - Google Patents

Let out ecological flow real -time monitoring system under hydraulic and hydroelectric engineering Download PDF

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Publication number
CN204902908U
CN204902908U CN201420268963.5U CN201420268963U CN204902908U CN 204902908 U CN204902908 U CN 204902908U CN 201420268963 U CN201420268963 U CN 201420268963U CN 204902908 U CN204902908 U CN 204902908U
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China
Prior art keywords
flow
data
data acquisition
real
flow monitoring
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CN201420268963.5U
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夏豪
魏浪
孙显春
常理
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Hydrochina Guiyang Engineering Corp
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Hydrochina Guiyang Engineering Corp
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Abstract

The utility model discloses a let out ecological flow real -time monitoring system under hydraulic and hydroelectric engineering, including power supply, flow monitoring facilities, data acquisition facility, data transmission equipment and server, power supply links to each other with flow monitoring facilities, data acquisition facility and data transmission equipment respectively, flow monitoring facilities's output links to each other with data acquisition facility's input for let out flow data under gathering, data acquisition facility's output links to each other with the input of data transmission equipment for automatic storage flow data, the output of data transmission equipment links to each other with the server for long -range automatic conveying flow data. Adopt let out ecological flow real -time monitoring system down, but whole day unmanned on duty lets out ecological flow data under real -time automatic monitoring, storage, the teletransmission hydraulic and hydroelectric engineering to the automatic long -range supervision of real time kinematic of ecological flow is let out under to hydraulic and hydroelectric engineering in the realization.

Description

Ecological flow real-time monitoring system is let out under a kind of Hydraulic and Hydro-Power Engineering
Technical field
The utility model belongs to Hydraulic and Hydro-Power Engineering technical field, lets out ecological flow real-time monitoring system under specifically relating to a kind of Hydraulic and Hydro-Power Engineering.
Background technology
Along with China's improving constantly deepening continuously of being familiar with of ecological environmental protection and management expectancy, the requirement of ecological flow real-time monitoring system is let out by environmental protection administrative responsibile institution under proposing construction to Hydraulic and Hydro-Power Engineering.Current domestic conventional under let out ecological flow monitoring method and mainly contain several as follows:
(1) normal water level discharge relation method: the method installs water level at monitoring section automatically to monitor facilities and equipment, as hydrograph, water-level gauge, electric water gauge etc.Use conventional flow measurement with velocity instrument, measure the stage discharge relation of this section, inquire into outflow by water level.The method is in actual application, need the stage discharge relation of first surveying a certain section in downstream, dam, need construction standardized water-level measuring post, determine leveling point, Level Height, water gauge elevation at zero point simultaneously, therefore workload is comparatively large, and monitoring accuracy is difficult to be guaranteed.
(2) Doppler (ADCP) hydrometry: the method Doppler Ultrasonic Flowmeter is fixed on a certain position of below the water surface, river bed or the water surface, measure corresponding flow velocity and the Real-time Water flow section area of corresponding active cross-section in real time, inquire into and river cross-section real-time traffic.The method is more applicable for the river course that fluctuations in discharge is less, but poor for the accuracy of larger its measurement data of river course of fluctuations in discharge.
(3) the traffic control data of utilizing works self: sometimes and let out ecological flow data under being not exclusively, and data only rest in Project Scheduling unit to the engineering operation data that the method adopts, and can not meet the requirement of remote real-time monitoring.
In sum, ecological flow monitoring method and the actual requirement not reaching Real-time Feedback, monitoring in real time of monitoring equipment thereof is let out under adopting at present.
Utility model content
The purpose of this utility model is the deficiency for letting out under existing existing for ecological flow monitoring technology, provide a kind of can in real time, accurately, remote monitoring lets out the system of ecological flow under realizing Hydraulic and Hydro-Power Engineering.
The utility model is achieved by following technical solution.
Ecological flow real-time monitoring system is let out under a kind of Hydraulic and Hydro-Power Engineering, comprise power supply, flow monitoring equipment, data acquisition equipment, data transmission set and server, described power supply is connected with flow monitoring equipment, data acquisition equipment and data transmission set respectively, the described output terminal of flow monitoring equipment is connected with the input end of data acquisition equipment, for gathering letdown flow data; The output terminal of data acquisition equipment is connected with the input of data transmission set, for automatic storage data on flows; The output terminal of data transmission set is connected with server, for remote auto delivery flow rate data.
Described flow monitoring equipment is made up of contactless radar flow monitoring instrument and pedestal, and wherein contactless radar flow monitoring instrument is arranged on pedestal, and is arranged at selected flow monitoring section part.
Described data acquisition equipment is data acquisition unit, data transmission set is GSM/GPRS communication terminal, wherein data acquisition unit and GSM/GPRS communication terminal are installed in equipment box, data acquisition unit is connected with contactless radar flow monitoring instrument by data line, and GSM/GPRS communication terminal is connected with data acquisition unit by data line.
Described power supply is made up of solar panel, charge controller, battery pack, and wherein charge controller and battery pack are arranged in power supply box, and solar panel is fixed on power supply box top.
Described solar panel, charge controller and battery pack are installed in integration apparatus case, and are connected with contactless radar flow monitoring instrument, data acquisition unit and GSM/GPRS communication terminal by power lead.
The beneficial effects of the utility model are:
Compared with prior art, the utility model has following remarkable advantage:
(1) adopt described in the utility model under let out ecological flow real-time monitoring system, can whole day unmanned, let out ecological flow data under real-time automatic monitoring, storage, remote transmission Hydraulic and Hydro-Power Engineering, thus realize the real-time dynamic autoization remote supervisory letting out ecological flow under Hydraulic and Hydro-Power Engineering;
(2) the utility model adopts contactless radar flow monitoring instrument to gather letdown flow data, applicable flow rates is 0.2m/s ~ 8m/s, and resolution is 1mm/s, and applicable water level range is 0-70m, resolution is 1mm, flow measurement error rate <5%;
(3) the utility model data acquisition storer can the Local or Remote setting data flow data collector time interval, and automatically gather, storage and send real-time traffic data, the measurement result data of more than 1 year can be stored; When Surveillance center is by GSM/GPRS remote request, can according to command request, by GSM/GPRS communication terminal transmitted traffic data;
(4) the utility model adopts solar panel as power supply, can ensure maintain contactless radar flow monitoring instrument, data acquisition unit, GSM/GPRS communication terminal normal power supply when 45 days continuous wet weather, and after overcast and rainy at continuous 45 days, solar cell should be able to be sufficient by accumulator in 15 days.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the structural representation of ecological flow real-time monitoring system described in the utility model;
Fig. 3 is the data transmission schematic diagram in the utility model between contactless radar flow monitoring instrument, data acquisition unit and GSM/GPRS communication terminal.
In figure: 1-power supply, 2-flow monitoring equipment, 3-data acquisition equipment, 4-data transmission set, 5-server, 6-equipment box, 7-power supply box, 11-solar panel, 12-charge controller, 13-battery pack, the contactless radar flow monitoring instrument of 21-, 22-pedestal, 31-data acquisition unit, 41-GSM/GPRS communication terminal.
Embodiment
The technical solution of the utility model is further described below in conjunction with accompanying drawing, but described in claimed scope is not limited to.
As shown in Figure 1 to Figure 3, ecological flow real-time monitoring system is let out under a kind of Hydraulic and Hydro-Power Engineering, comprise power supply 1, flow monitoring equipment 2, data acquisition equipment 3, data transmission set 4 and server 5, described power supply 2 is connected with flow monitoring equipment 2, data acquisition equipment 3 and data transmission set 4 respectively, the output terminal of described flow monitoring equipment 2 is connected with the input end of data acquisition equipment 3, for gathering letdown flow data; The output terminal of data acquisition equipment 3 is connected with the input of data transmission set 4, for automatic storage data on flows; The output terminal of data transmission set 4 is connected with server 5, for remote auto delivery flow rate data.
Described flow monitoring equipment 2 is made up of contactless radar flow monitoring instrument 21 and pedestal 22, and wherein contactless radar flow monitoring instrument 21 is arranged on pedestal 22, and is arranged at selected flow monitoring section part.
Described data acquisition equipment 3 is data acquisition unit 31, data transmission set 4 is GSM/GPRS communication terminal 41, wherein data acquisition unit 31 and GSM/GPRS communication terminal 41 are installed in equipment box 6, data acquisition unit 31 is connected with contactless radar flow monitoring instrument 21 by data line, and GSM/GPRS communication terminal 41 is connected with data acquisition unit 31 by data line.
Described power supply 1 is made up of solar panel 11, charge controller 12, battery pack 13, and wherein charge controller 12 and battery pack 13 are arranged in power supply box 7, and solar panel 11 is fixed on power supply box 7 top.
Described solar panel 11, charge controller 12 and battery pack 13 are installed in integration apparatus case, and are connected with contactless radar flow monitoring instrument 21, data acquisition unit 31 and GSM/GPRS communication terminal 41 by power lead.
The operating ambient temperature of described data acquisition unit 31 is-10 DEG C ~ 45 DEG C.
The important technological parameters of described contactless radar flow monitoring instrument 21 is as follows:
Be suitable for flow rates: 0.2m/s ~ 8m/s, resolution: 1mm/s;
Be suitable for water level range: 0 ~ 70m, resolution: 1mm;
Flow measurement precision: error rate <5%;
Digital interface: RS232.
As shown in Figure 2, the integrated SIM card read write line of GSM/GPRS communication terminal 41, possesses RS-232 interface, and working environment environment temperature is-20 ~+70 DEG C, data rate 9600bps.Can arrange according to user, timing, with mobile phone short messages, sends survey station flow information to designated user mobile phone; Can the message search order of real-time response user mobile phone, carry out information-reply by short message content.GPRS/GSM communication terminal 41 embedded in ICP/IP protocol, adopts RS-232C standard interface with RTU interface, adopts AT instruction with the communication protocol of RTU.
After contactless radar flow monitoring instrument 21 obtains data on flows, according to the time interval of setting, information is sent to data acquisition unit RTU, data acquisition unit stores after carrying out pre-service to the data received, and by GSM/GPRS communication terminal by data on flows according to setting the time interval with the form of mobile communication short message SMS by data remote transmission to server; GSM/GPRS communication terminal also can the message search order of real-time response user mobile phone, carries out information-reply by short message content.
The utility model adopts contactless radar flow monitoring instrument 21 to carry out flow measurement, its principle of work is that the shortwave Bragg diffraction effects on surface flow velocity utilizing river course turbulent flow to produce carries out Remote-sensing, when radar transmits non-uniform flow surface signal, the generation causing Doppler shift is known from experience in the centimeter wave on non-uniform flow surface and backscattering, monitor carries out analyzing and processing to the received signal, calculated flow rate.
Contactless radar flow monitoring instrument 21 is compared with other existing flow measurement modes, and its advantage is:
(1) noncontact, the low damage of safety, few to safeguard, without influence to sediment.
(2) also can test under conditions of high flow rate in overflow stage.
(3) more much lower than Doppler Ultrasonic Flowmeter system power dissipation, generally solar poweredly both can meet flow measurement needs.
(4) install simply, civil engineering amount is little, reliable, stable.
The utility model data acquisition utilizes current matured product data acquisition unit (RTU), and can realize flow data collector, and storage transmission controls, and it has been connected wireless or wired data transfer with wireless station or wire message way.
China's regimen is measured adoptable communication mode and is mainly contained: the various ways such as short wave communication, ultra short wave communication, satellite communication, optical fiber.Short wave communication affects comparatively greatly by ionospheric, and circuit quality and stability are all poor; Ultra short wave communication installation cost and structural construction cost compared with high, installation and maintenance workload is large, system is easily damaged; Satellite communication and optical fiber are costly.
The utility model adopts stable ripe mobile communication short message service (ShortMessageService) to carry out data transmission.GPRS/GSM wireless data communications terminal is utilized to realize reception and the transmission of data.GPRS/GSM communication terminal embedded in ICP/IP protocol, adopts RS-232C standard interface with RTU interface, adopts AT instruction, stable performance, be beneficial to maintenance with the communication protocol of RTU.The advantage of this technical scheme is adopted to be:
(1) utilize public network, do not need self-built and safeguard communication network;
(2) communications platform (GSM) is secure, and not easily produces interference mutually between the signal transmission of different website;
(3) traffic rate is higher, can reach 19.2Kbps;
(4) communication line and equipment do not subject to lightening strikes and artificial destruction;
(5) networking flexibility, the variation of website and expansion are easily;
(6) electricity consumption of equipment is economized, and expense is low.
(7) two-way communications capabilities of mobile communications network can be made full use of, utilize effective control that this function can realize flow monitoring system.
The utility model information query system computer network adopts the distributed multi-microcomputer based on LAN (Local Area Network), and system supports B/S structure and C/S structure.Network adopts the adaptive Fast Ethernet technology of 10M/100M, and network interconnection adopts industrial standard ICP/IP protocol.Configuration web browsing service system, the dynamic web page realizing system is issued; GP configuring RS/GSM message search service system.
Information query system software adopts modular design, mainly comprises the function of the following aspects:
(1) data reception, handling procedure.
(2) flow data of real-time reception telemetry station, filling markers, classification storage.
(3) statistics function: ASSOCIATE STATISTICS calculating (as ecological flow compliance rate etc.) is carried out to the data of telemetry station, and forms year, month, day, the period statistical report form of ecological flow.
(4) display, print routine: display telemetry station discharge curve, prints various year, month, day, period statistical report form and pictorial statement.
(5) WEB server function of browse.Support that client realizes the inquiry of flow information and figure, the browsing of form by network in Web mode.
(6) GPRS/GSM message search function.System can the message search instruction that sends of real-time response mobile phone, and specified by note query contents, automatic editing short message also return back to send order user mobile phone on.

Claims (3)

1. let out ecological flow real-time monitoring system under a Hydraulic and Hydro-Power Engineering, comprise power supply (1), flow monitoring equipment (2), data acquisition equipment (3), data transmission set (4) and server (5), described power supply (2) respectively with flow monitoring equipment (2), data acquisition equipment (3) and data transmission set (4) are connected, it is characterized in that: the output terminal of described flow monitoring equipment (2) is connected with the input end of data acquisition equipment (3), the output terminal of data acquisition equipment (3) is connected with the input of data transmission set (4), the output terminal of data transmission set (4) is connected with server (5), described flow monitoring equipment (2) is made up of contactless radar flow monitoring instrument (21) and pedestal (22), wherein contactless radar flow monitoring instrument (21) is arranged on pedestal (22), and be arranged at selected flow monitoring section part, described power supply (1) is made up of solar panel (11), charge controller (12), battery pack (13), wherein charge controller (12) and battery pack (13) are arranged in power supply box (7), and solar panel (11) is fixed on power supply box (7) top.
2. let out ecological flow real-time monitoring system under a kind of Hydraulic and Hydro-Power Engineering according to claim 1, it is characterized in that: described data acquisition equipment (3) is data acquisition unit (31), data transmission set (4) is GSM/GPRS communication terminal (41), wherein data acquisition unit (31) and GSM/GPRS communication terminal (41) are installed in equipment box (6), data acquisition unit (31) is connected with contactless radar flow monitoring instrument (21) by data line, GSM/GPRS communication terminal (41) is connected with data acquisition unit (31) by data line.
3. let out ecological flow real-time monitoring system under a kind of Hydraulic and Hydro-Power Engineering according to claim 2, it is characterized in that: described solar panel (11), charge controller (12) and battery pack (13) are installed in integration apparatus case, and be connected with contactless radar flow monitoring instrument (21), data acquisition unit (31) and GSM/GPRS communication terminal (41) by power lead.
CN201420268963.5U 2014-05-23 2014-05-23 Let out ecological flow real -time monitoring system under hydraulic and hydroelectric engineering Active CN204902908U (en)

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CN201420268963.5U CN204902908U (en) 2014-05-23 2014-05-23 Let out ecological flow real -time monitoring system under hydraulic and hydroelectric engineering

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105222840A (en) * 2015-09-16 2016-01-06 中国电建集团贵阳勘测设计研究院有限公司 Ecological flow real-time monitoring system and method thereof is let out under a kind of Hydraulic and Hydro-Power Engineering

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105222840A (en) * 2015-09-16 2016-01-06 中国电建集团贵阳勘测设计研究院有限公司 Ecological flow real-time monitoring system and method thereof is let out under a kind of Hydraulic and Hydro-Power Engineering

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