CN203629617U - Wireless hydrologic monitoring device of nuclear power plant - Google Patents

Wireless hydrologic monitoring device of nuclear power plant Download PDF

Info

Publication number
CN203629617U
CN203629617U CN201420010850.5U CN201420010850U CN203629617U CN 203629617 U CN203629617 U CN 203629617U CN 201420010850 U CN201420010850 U CN 201420010850U CN 203629617 U CN203629617 U CN 203629617U
Authority
CN
China
Prior art keywords
data
hydrographic
station
sensor
hydrologic
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
Application number
CN201420010850.5U
Other languages
Chinese (zh)
Inventor
胡澄
姚建林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China General Nuclear Power Corp
Suzhou Nuclear Power Research Institute Co Ltd
Original Assignee
China General Nuclear Power Corp
Suzhou Nuclear Power Research Institute Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China General Nuclear Power Corp, Suzhou Nuclear Power Research Institute Co Ltd filed Critical China General Nuclear Power Corp
Priority to CN201420010850.5U priority Critical patent/CN203629617U/en
Application granted granted Critical
Publication of CN203629617U publication Critical patent/CN203629617U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

The utility model discloses a wireless hydrologic monitoring device of a nuclear power plant. The wireless hydrologic monitoring device is characterized in that, the wireless hydrologic monitoring device comprises an offshore buoy monitoring unit used for bearing a first hydrographic measurement sensor through a buoy and measuring hydrologic data within the offshore field, a seaside fixed station monitoring unit used for measuring hydrologic data within the seaside field through a second hydrographic measurement sensor arranged in a seaside station building, a data collection platform used for collecting the hydrologic data measured by the offshore buoy monitoring unit and the hydrologic data measured by the seaside fixed station monitoring unit, a data transmission radio station transmission unit comprising at least a wireless data transmission radio station and used for sending the hydrologic data collected by the data collection platform to a central station data center; and the central station data center used for receiving, storing and analyzing the hydrologic data transmitted by the data transmission radio station. A complete hydrology monitoring solution is provided and the reliability of data transmission is raised.

Description

A kind of wireless hydrologic monitoring device of nuclear power plant
Technical field
The utility model relates to hydrologic monitoring field, particularly a kind of based on data radio station and be applied to the hydrologic monitoring device of nuclear power plant.
Background technology
Hydrographic data is that nuclear power plant carries out one of significant data source of Emergency command decision-making.For the Emergency command decision-making of making promptly and accurately, nuclear power plant need to monitor the hydrology.At present, China is higher to the attention degree of hydrologic monitoring, but the technological means of monitoring is still relatively backward. and the monitored areas such as a lot of marine sites and remote lake rivers, are also being used manual type periodic observation hydrographic data.And hydrologic monitoring geographical environment is located in remotely, monitoring location disperses relatively, region wide coverage, mostly in ocean, lake, river etc., utilize wired mode transmission information more difficult, also can increase cost, therefore using wireless transmission is a kind of selection of the best.The wireless technology using at present has GPRS, satellite communication, ZigBee etc.But such as, under extreme environmental conditions (earthquake, tsunami, flood etc.), above-mentioned communication network is substantially in paralyzed state, and the data that gather cannot transfer to Police Command Center.The mode cost of satellite communication is high in addition, and GPRS will rely on operator.
In addition, the hydrographic data type that hydrologic monitoring at present obtains can't meet the demand of nuclear power plant to hydrographic data completely, as the demand to nuclear radiation in water.
To sum up, nuclear power plant field, does not also have a set of complete and rational hydrologic monitoring scheme at present.
Summary of the invention
The purpose of this utility model is to provide a kind of wireless hydrologic monitoring device of nuclear power plant, to solve the demand of existing nuclear power plant field to hydrologic monitoring.
Based on above-mentioned purpose, the utility model embodiment provides a kind of wireless hydrologic monitoring device of nuclear power plant, and this device comprises:
Coastal waters buoy monitoring means, for carry the first hydrographic survey sensor by buoy, measures the hydrographic data in field, coastal waters;
Seashore limit fixed station monitoring means, for by being arranged on the second hydrographic survey sensor in the station of bank, measures the hydrographic data in field, seashore limit;
Data acquisition platform, for gathering the hydrographic data of described coastal waters buoy monitoring means measurement and the hydrographic data that described seashore limit fixed station monitoring means is measured;
Data radio station transmission unit, comprises at least one pair of wireless digital broadcasting station, for the hydrographic data of data acquisition platform collection is sent to central station data center;
Central station data center, for receiving, store and analyze the described hydrographic data of described data radio station transmission unit transmission.
Preferably, described device also comprises:
Nuclear power plant's Emergency command decision-making system, carries out real-time analysis for the described hydrographic data that described central station data center is sent, and generates dependent instruction according to analysis result.
Preferably, in the time arriving the image data time of specifying, described data acquisition platform sends data acquisition command to described coastal waters buoy monitoring means and described seashore limit fixed station monitoring means;
Described coastal waters buoy monitoring means and described seashore limit fixed station monitoring means are according to described data acquisition command turn-on data gatherer process.
Preferably, described the first hydrographic survey sensor at least comprises temperature sensor, salinity sensor, dissolved oxygen sensor, wave sensor, ocean current sensor, water Radionuclide sensor and silt content sensor; Described the second hydrographic survey sensor at least comprises tide level sensor, silt content sensor, temperature sensor and salinity sensor.
Preferably, described data radio station transmission unit comprises a wireless digital broadcasting station main frame and at least one wireless digital broadcasting station slave;
Described data radio station slave, for obtaining the hydrographic data of described data acquisition platform collection and being sent to described wireless digital broadcasting station main frame;
Described wireless digital broadcasting station main frame, for being sent to the described hydrographic data receiving from described data radio station slave described central station data center.
Preferably, described wireless digital broadcasting station slave, in the time running into barrier, is sent to described wireless digital broadcasting station main frame by multi-level forwarding by described hydrographic data.
Preferably, described data acquisition platform is the data acquisition unit that adopts ARM embedded system, moves WINCE software on described data acquisition unit.
Preferably, described data acquisition platform passes through RS232 or RS485 and described the first hydrographic survey sensor and described the second hydrographic survey sensor communication, and by RS232 and the communication of described data radio station transmission unit.
Preferably, described data acquisition platform is also for storing the described hydrographic data gathering in this locality;
And/or;
Described data acquisition platform is also for sending alerting signal determining when described hydrographic data exceedes predetermined threshold value.
Preferably, described central station data center comprises:
Data collection task station, the described hydrographic data sending for receiving described data radio station transmission unit, is stored in described hydrographic data local data base and described hydrographic data is sent to the webserver;
The webserver, the described hydrographic data receiving for real-time storage, and described hydrographic data is sent;
The described webserver, also for generating corresponding data sheet and statistical graph according to described hydrographic data;
Data monitoring workstation, for showing in real time described hydrographic data.
The beneficial effects of the utility model are:
The utility model is by arranging coastal waters buoy monitoring means and seashore limit fixed station monitoring means, can measure acquisition hydrographic data to coastal waters and the longshore hydrology, and then obtain above-mentioned hydrographic data by data acquisition platform, and by wireless digital broadcasting station, hydrographic data is sent to central station data center, analyze and store for central station data center.For the staff of nuclear power plant monitors field condition in time, accurately judge current state, provide Data support to overhaul or to rush to repair.The utility model provides a set of complete hydrologic monitoring solution for nuclear power plant.And in the utility model, utilize wireless digital broadcasting station to transmit data, can tackle extreme environmental baseline, and user can MANET, without relying on operator.
Accompanying drawing explanation
Fig. 1 is the utility model structure drawing of device;
Fig. 2 is the utility model data acquisition platform communication scheme;
Data radio station transmission unit communication scheme when Fig. 3 A is the utility model clear;
Fig. 3 B is the utility model data radio station transmission unit communication scheme while having barrier.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment mono-provides a kind of wireless hydrologic monitoring device of nuclear power plant.Referring to Fig. 1, this device comprises: coastal waters buoy monitoring means 11, seashore limit fixed station monitoring means 12, data acquisition platform 13, data radio station transmission unit 14 and central station data center 15.Wherein:
Coastal waters buoy monitoring means 11, for carry the first hydrographic survey sensor by buoy, measures the hydrographic data in field, coastal waters.Based on the special requirement of nuclear power plant, need to measure water Radionuclide.Hydrographic data in the utility model generally includes the parameters such as temperature, salinity, wave, ocean current, dissolved oxygen DO and water Radionuclide.Correspondingly, the first hydrographic survey sensor generally includes temperature sensor, salinity sensor, wave sensor, ocean current sensor, dissolved oxygen sensor and water Radionuclide sensor (water Radionuclide monitor).Certainly also can be by the multiple parameters of a kind of device measuring in the utility model, as multi-parameter water quality instrument, doppler velocimeter, wherein doppler velocimeter can be measured flow velocity and water temperature simultaneously, is particularly suitable for the waters that sediment charge is high, pasture and water foreign material are many.
In the utility model, buoy material can be selected low surface energy polymeric material, and it has anticorrosive, resistance to collision, lightweight, life-span is long and be difficult for, for features such as biological attachment, being adapted at using in waters.
In the utility model embodiment, coastal waters buoy monitoring means 11 is equipped with GPS positioning function, once buoy floats from presetting scope, at once located by GPS, and follow procedure is set to mobile phone alarm and reported buoy longitude and latitude immediately.In the utility model, the first hydrographic survey sensor also comprises storer, and the hydrographic data measuring for real-time storage, to guarantee that the hydrographic data measuring in the situation of breaking down do not lose.The memory size of this storer must not or be not less than the memory space of 6 months lower than 15,000 measurement data.
For guaranteeing confidentiality and the reliability of data transmission, the configurable several data transfer function of the utility model coastal waters buoy monitoring means 11, as wired and wireless transmission method and deposit, or multiple wired or multiple wireless mode depositing.
Based on the singularity of water area survey, the utility model coastal waters buoy monitoring means 11 also comprises solar power supply apparatus.It can guarantee that continuous 30 days overcast and rainy (not sunny) still can be to buoy normal power supply, does not affect the normal work of hydrology survey instrument.Its solar panels that adopt possess that energy conversion efficiency is high, corrosion-resistant, wind and wave resistance, resistance to collision and the feature such as scraping, long service life.
In addition, the coastal waters buoy monitoring means 11 in the utility model also comprises automatic alarm, when hydrographic survey data exceed warning line and/or cell voltage can automatic alarm too time, its mobile phone alarm to program setting can be set in the utility model.
Further, the coastal waters buoy monitoring means 11 in the utility model also has the functions such as data processing statistics, curve inquiry.
Coastal waters buoy monitoring means 11 in the utility model continuously online fixed point monitoring for a long time, so that user understands real time data, analyses and prediction hydrologic(al) regime.Maintenance period is long, and maintenance period is generally not less than 30 days and environmental emission pollutant towards periphery not, avoids secondary pollution environment.
Seashore limit fixed station monitoring means 12, for by being arranged on the second hydrographic survey sensor in the station of bank, measures the hydrographic data in field, seashore limit.
In the utility model specific embodiment, seashore limit fixed station monitoring means 12 is made up of bank station, distribution system, the second hydrographic survey sensor and uninterrupted power supply (ups) Unity.
Wherein, the hydrographic data of measuring in field, seashore limit is mainly comprised to temperature, salinity, silt content, tidal level etc., the second corresponding hydrographic survey sensor at least comprises temperature sensor, salinity sensor, silt content sensor and tide level sensor.
In the utility model embodiment, the second hydrographic survey sensor also comprises storer, for the hydrographic data measuring is stored, does not lose with the hydrographic data of guaranteeing to measure in the situation that breaking down.The instrument memory size of this controller must not or be not less than the memory space of 6 months lower than 15,000 measurement data.
Seashore limit fixed station monitoring means 12 leads to extraneous communication by Wireless Data Transmission.For guaranteeing confidentiality and the reliability of data transmission, the configurable several data transfer function of seashore limit fixed station monitoring means 12, as transmitted data by mode wireless and wired and that deposit.
In the utility model, seashore limit fixed station monitoring means 12 also comprises automatic alarm, is automatic alarm, as the mobile phone alarm from trend program setting for exceed warning line at hydrographic data.
Owing to having adopted uninterrupted power supply (ups) Unity, system still can continuous service 72 hours under powering-off state can to make seashore limit fixed station monitoring means 12.
In the utility model, seashore limit fixed station monitoring means 12 on-line monitoring for a long time, so that user understands real time data, analyses and prediction hydrologic(al) regime.
Data acquisition platform 13, for gathering the hydrographic data of described coastal waters buoy monitoring means measurement and the hydrographic data that described seashore limit fixed station monitoring means is measured.
In the utility model, data acquisition platform 13 preferably adopts ARM embedded system, the data acquisition unit of operation WINCE software.This data acquisition unit is connected by RS232 or RS485 with each sensor in coastal waters buoy monitoring means 11 and seashore limit fixed station monitoring means 12, and by RS232, data is sent to data radio station transmission unit 14.The utility model Fig. 2 is the schematic diagram of the data transmission between data acquisition unit and sensor and data radio station transmission unit.
Data acquisition platform 13 in the utility model also comprises storer, and for the hydrographic data of collection is stored in this locality, or data acquisition platform also comprises alarm, for send alerting signal in the time that hydrographic data exceedes predetermined threshold value.The memory size of data acquisition platform must not or be not less than the memory space of 3 months lower than 8,000 measurement data.
Data radio station transmission unit 14, comprises at least one pair of wireless digital broadcasting station, for the hydrographic data of data acquisition platform collection is sent to central station data center 15.
As shown in Figure 1, in the utility model embodiment, data radio station transmission unit 14 comprises a wireless digital broadcasting station main frame 141 and at least one wireless digital broadcasting station slave 142.
Wherein, data radio station slave 142, for obtaining the hydrographic data that data acquisition platform 13 gathers and being sent to wireless digital broadcasting station main frame 141;
Wireless digital broadcasting station main frame 141, for being sent to central station data center 15 by the hydrographic data receiving from data radio station slave 142.
The utility model system is selected the wireless digital broadcasting station transmission data that possess relay forwarding function, and each wireless digital broadcasting station self is a router.In the time having barrier, wireless digital broadcasting station can look for nearest radio station by multi-level forwarding, and final cut-through thing arrives Police Command Center data transmission.The utility model Fig. 3 A and 3B show respectively the communication process of data radio station transmission unit when thering is no barrier and having barrier.
Central station data center 15, for receiving, store and analyze the hydrographic data that data radio station transmission unit 14 transmits.
In the utility model embodiment, central station data center 15 is made up of data collection task station, the webserver, data monitoring workstation and network communication equipment.Below data acquisition workstation, the webserver, data monitoring workstation and network communication equipment are described in detail:
Data collection task station
In order to meet the requirement of working under the extreme conditions such as earthquake, data collection task station adopts a high-performance industrial computer, obtain the hydrographic data of relevant monitoring from coastal waters buoy monitoring means 11 and seashore limit fixed station monitoring means 12 by wireless digital broadcasting station, data after treatment, deposit local data base in, and data are sent in webserver data storehouse.
The webserver
The major function of the webserver in network has:
1, domain controller: control the computing machine combination that can the computing machine in network add, comprised by account, the password in this territory, belonged to the database of the information structure such as computing machine in this territory.In the time that computer is linked network, first domain controller will differentiate whether this computer belongs to this territory, and whether the login account that user uses exists, whether password is correct.Computing machine in network is managed;
2, database server: storage Real-time Monitoring Data.In in preferably implementing, provide corresponding environmental monitoring data and weather data to nuclear power plant's Emergency command decision-making system.
3, file-sharing service device: generate Various types of data form and statistical graph according to the data in database server, and can be converted into the easy-to-handle file layout of general office software, to share in network.
The webserver adopts high-performance private server, and configures many hard disk backups system, guarantees the reliability of Monitoring Data.
Data monitoring workstation
Data monitoring workstation adopts reinforcement type portable computer, is stored at ordinary times in special cabinet, can access if desired central station data center network, shows in real time hydrologic monitoring data as data terminal by giant-screen.
Network communication equipment
Computing machine in central station data center and equipment build up a data network by exchange mechanism.
In preferred embodiment of the present utility model, above-mentioned hydrologic monitoring device also comprises: nuclear power plant's Emergency command decision-making system, and carry out real-time analysis for the described hydrographic data that central station data center is sent, and generate dependent instruction according to analysis result.The data network that computing machine in concrete central station data center and equipment build up by exchange mechanism is realized and the exchanges data of nuclear power plant's Emergency command decision-making system (KCC) by router.
Communication in the utility model is two-way.The hydrographic data that coastal waters buoy monitoring means 11 and seashore limit fixed station monitoring means 12 measure can finally be transferred to central station data center by data acquisition platform 13 and data radio station transmission unit 14, and be then transferred to nuclear power plant's Emergency command decision-making system by central station data center, and the dependent instruction of nuclear power plant's Emergency command decision-making system and central station data center and data also can be transferred to coastal waters buoy monitoring means 11 and seashore limit fixed station monitoring means 12 by data radio station transmission unit 14 and data acquisition platform 13.
In the utility model specific embodiment, in the time arriving the image data time of specifying, data acquisition platform can send data acquisition command to coastal waters buoy monitoring means and seashore limit fixed station monitoring means, so that coastal waters buoy monitoring means and seashore limit fixed station monitoring means are according to data acquisition command turn-on data gatherer process.
The utility model is by arranging coastal waters buoy monitoring means and seashore limit fixed station monitoring means, can measure acquisition hydrographic data to coastal waters and the longshore hydrology, and then obtain above-mentioned hydrographic data by data acquisition platform, and by wireless digital broadcasting station, hydrographic data is sent to central station data center, analyze and store for central station data center.For the staff of nuclear power plant monitors field condition in time, accurately judge current state, provide Data support to overhaul or to rush to repair.The utility model provides a set of complete hydrologic monitoring solution for nuclear power plant.And in the utility model, utilize wireless digital broadcasting station to transmit data, can tackle extreme environmental baseline, and user can MANET, without relying on operator.
Above specific embodiment, the purpose of this utility model, technical scheme and beneficial effect are further described, institute it should be noted, these are only a specific embodiment of the present utility model, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.

Claims (10)

1. a wireless hydrologic monitoring device for nuclear power plant, is characterized in that, described device comprises:
Coastal waters buoy monitoring means, for carry the first hydrographic survey sensor by buoy, measures the hydrographic data in field, coastal waters;
Seashore limit fixed station monitoring means, for by being arranged on the second hydrographic survey sensor in the station of bank, measures the hydrographic data in field, seashore limit;
Data acquisition platform, for gathering the hydrographic data of described coastal waters buoy monitoring means measurement and the hydrographic data that described seashore limit fixed station monitoring means is measured;
Data radio station transmission unit, comprises at least one pair of wireless digital broadcasting station, for the hydrographic data of data acquisition platform collection is sent to central station data center;
Central station data center, for receiving, store and analyze the described hydrographic data of described data radio station transmission unit transmission.
2. hydrologic monitoring device as claimed in claim 1, is characterized in that, described device also comprises:
Nuclear power plant's Emergency command decision-making system, carries out real-time analysis for the described hydrographic data that described central station data center is sent, and generates dependent instruction according to analysis result.
3. hydrologic monitoring device as claimed in claim 1, is characterized in that, in the time arriving the image data time of specifying, described data acquisition platform sends data acquisition command to described coastal waters buoy monitoring means and described seashore limit fixed station monitoring means;
Described coastal waters buoy monitoring means and described seashore limit fixed station monitoring means are according to described data acquisition command turn-on data gatherer process.
4. hydrologic monitoring device as claimed in claim 1, it is characterized in that, described the first hydrographic survey sensor at least comprises temperature sensor, salinity sensor, dissolved oxygen sensor, wave sensor, ocean current sensor, water Radionuclide sensor and silt content sensor; Described the second hydrographic survey sensor at least comprises tide level sensor, silt content sensor, temperature sensor and salinity sensor.
5. hydrologic monitoring device as claimed in claim 1, is characterized in that, described data radio station transmission unit comprises a wireless digital broadcasting station main frame and at least one wireless digital broadcasting station slave;
Described data radio station slave, for obtaining the hydrographic data of described data acquisition platform collection and being sent to described wireless digital broadcasting station main frame;
Described wireless digital broadcasting station main frame, for being sent to the described hydrographic data receiving from described data radio station slave described central station data center.
6. hydrologic monitoring device as claimed in claim 5, is characterized in that, described wireless digital broadcasting station slave, in the time running into barrier, is sent to described wireless digital broadcasting station main frame by multi-level forwarding by described hydrographic data.
7. hydrologic monitoring device as claimed in claim 1, is characterized in that, described data acquisition platform is the data acquisition unit that adopts ARM embedded system, moves WINCE software on described data acquisition unit.
8. hydrologic monitoring device as claimed in claim 1, it is characterized in that, described data acquisition platform passes through RS232 or RS485 and described the first hydrographic survey sensor and described the second hydrographic survey sensor communication, and by RS232 and the communication of described data radio station transmission unit.
9. hydrologic monitoring device as claimed in claim 1, is characterized in that, described data acquisition platform also comprises storer, for the described hydrographic data gathering is stored in this locality;
And/or;
Described data acquisition platform also comprises alarm, for send alerting signal in the time that described hydrographic data exceedes predetermined threshold value.
10. hydrologic monitoring device as claimed in claim 1, is characterized in that, described central station data center comprises:
Data collection task station, the described hydrographic data sending for receiving described data radio station transmission unit, is stored in described hydrographic data local data base and described hydrographic data is sent to the webserver;
The webserver, the described hydrographic data receiving for real-time storage, and described hydrographic data is sent;
The described webserver, also for generating corresponding data sheet and statistical graph according to described hydrographic data;
Data monitoring workstation, for showing in real time described hydrographic data.
CN201420010850.5U 2014-01-08 2014-01-08 Wireless hydrologic monitoring device of nuclear power plant Expired - Fee Related CN203629617U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420010850.5U CN203629617U (en) 2014-01-08 2014-01-08 Wireless hydrologic monitoring device of nuclear power plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420010850.5U CN203629617U (en) 2014-01-08 2014-01-08 Wireless hydrologic monitoring device of nuclear power plant

Publications (1)

Publication Number Publication Date
CN203629617U true CN203629617U (en) 2014-06-04

Family

ID=50816083

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420010850.5U Expired - Fee Related CN203629617U (en) 2014-01-08 2014-01-08 Wireless hydrologic monitoring device of nuclear power plant

Country Status (1)

Country Link
CN (1) CN203629617U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103727983A (en) * 2014-01-08 2014-04-16 苏州热工研究院有限公司 Wireless hydrologic monitoring device for nuclear power plant

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103727983A (en) * 2014-01-08 2014-04-16 苏州热工研究院有限公司 Wireless hydrologic monitoring device for nuclear power plant

Similar Documents

Publication Publication Date Title
CN103727983B (en) A kind of wireless hydrologic monitoring device of nuclear power plant
CN107831285B (en) A kind of dystrophication monitoring system and method based on Internet of Things
CN201853342U (en) Wireless remote automatic water level monitoring device
CN203037285U (en) Remote hydrology and water quality monitoring system
CN102109511B (en) Sewage monitoring network structure based on wireless sensor network
CN104092750B (en) A kind of flood control rainwater feelings wireless monitor station and its monitoring method
CN205720205U (en) A kind of novel automatic water quality monitoring system
CN105987283B (en) Natural gas line cathodic protection remote monitoring device based on SCADA system
CN104748785A (en) Remote automatic hydrology and water quality monitoring system platform
CN101975602A (en) Wireless remote automatic monitoring method for water level
CN103399539A (en) Heterogeneous network communication-based urban inland inundation monitoring and information service system and monitoring method
CN112217897A (en) Wisdom water resource management system based on thing networking platform
CN204788463U (en) Drainage pipeline networks is on -line monitoring device in pit
CN112581077A (en) Intelligent water affair management platform
CN203276491U (en) Water environment dynamic monitoring and pre-warning system based on Internet of things
CN202382814U (en) Water level monitoring and early warning system
CN210441919U (en) Sponge city wisdom monitoring system
CN201600362U (en) Sewage monitoring network structure based on wireless sensor network
CN204494093U (en) A kind of natural gas line cathodic protection remote monitoring device
CN207397469U (en) A kind of water monitoring system
CN112040010A (en) Ecological environment monitoring system based on Internet of things
CN203629617U (en) Wireless hydrologic monitoring device of nuclear power plant
CN202472910U (en) Terminal and system for monitoring radar liquid level flow rate
CN204131632U (en) A kind of flood control rainwater feelings wireless monitor station
CN205230321U (en) Ocean station monitored control system

Legal Events

Date Code Title Description
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: 20140604

CF01 Termination of patent right due to non-payment of annual fee