CN107798843A - A kind of anti-collision jacket intelligence system that can obtain hydrographic information - Google Patents
A kind of anti-collision jacket intelligence system that can obtain hydrographic information Download PDFInfo
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- CN107798843A CN107798843A CN201711122295.XA CN201711122295A CN107798843A CN 107798843 A CN107798843 A CN 107798843A CN 201711122295 A CN201711122295 A CN 201711122295A CN 107798843 A CN107798843 A CN 107798843A
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- gprs
- data
- server
- database
- hydrographic information
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/45—Network directories; Name-to-address mapping
- H04L61/4505—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols
- H04L61/4511—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols using domain name system [DNS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
Abstract
The invention discloses a kind of anti-collision jacket intelligence system that can obtain hydrographic information.This can obtain the anti-collision jacket intelligence system of hydrographic information, including anti-collision jacket, the direction of the anti-collision jacket in face of current is provided with hydrology sensor, hydrology sensor is connected by data wire with memory, hydrology sensor is communicated by GPRS and is connected with the database at bridge management center, database is provided with GPRS dispensing devices and GPRS reception devices, hydrographic information for hydrology sensor to be obtained is sent to boat, and the database at bridge management center is communicated by GPRS to be connected with the server at hydrologic monitoring center.The anti-collision jacket intelligence system that can obtain hydrographic information of the present invention monitors when meeting the high-precision real of hydrographic information, safe operation of the emphasis for navigation channel at bridge, guiding in real time is provided according to real-time hydrographic information to the speed of a ship or plane of the boat at bridge and course, to reduce the support that the probability of bridge collision accident provides science data.
Description
Technical field
The present invention designs a kind of anti-collision jacket, is intelligently more particularly, to a kind of anti-collision jacket that can obtain hydrographic information
System.
Background technology
The cruiseways such as the rivers and lakes of China are very flourishing, and national highway and railroad bridge number across navigation channel is with ten thousand
Meter, the ship navigated by water in cruiseway will be inevitable by bridge.Water level height, water velocity near bridge,
Water quality situation etc. is opened the navigation or air flight to the safety of ship, the safe operation of bridge is most important.And the regular maintenance management of navigation channel and bridge
It is to need accurately to grasp important waters Deng work(Such as near bridge)Hydrological variation situation.Traditional way is in bridge pier
Place builds fixed gauge, is required for manually arriving in-site measurement reading numerical values daily.And the mode of artificial observation can not
Continuous SEA LEVEL VARIATION situation is got, the water level information at a certain moment can only be obtained, the requirement monitored in real time can not be met.
From the point of view of traditional personal monitoring's technical Analysis is monitored from hydrographic information, problems with is primarily present:
(1)Recording mode is also inconvenient to input computer disposal based on simulating even if recording in a digital manner;
(2)Substantially manually judgement is handled, time-consuming fallibility;
(3)The collection of hydrographic information, transmission, the real-time of processing and accuracy are poor, can not adapt to the need of modern hydrology monitoring
Ask.
The content of the invention
Present invention aims at provide a kind of real-time hydrology information transmission can be obtained into the anti-of hydrographic information to boat
Hit casing intelligence system.
In order to realize above-mentioned technical purpose, the present invention can obtain the skill that the anti-collision jacket intelligence system of hydrographic information uses
Art scheme is:
A kind of anti-collision jacket intelligence system that can obtain hydrographic information, including anti-collision jacket, the anti-collision jacket is in face of current
Direction be provided with hydrology sensor, hydrology sensor is connected by data wire with memory, and hydrology sensor is led to by GPRS
Letter is connected with the database at bridge management center, and database is provided with GPRS dispensing devices and GPRS reception devices, for by water
The hydrographic information that literary sensor obtains, which is sent to boat, the database at bridge management center, to be passed through in GPRS communications and hydrologic monitoring
The server connection of the heart.Hydrology sensor is arranged on situation of the direction in the structural strength for not influenceing casing that meet water of anti-collision jacket
Under the hydrographic information that monitors more meet current navigation channel hydrology truth, while also do not hinder boat, reach accurate prison in real time
Survey the hydrographic information in each navigation channel.Water level height, water velocity real-time automatic collecting, live solid-state storage and by wireless
Communication passes back to bridge management center automatically, and then bridge management center is stored in data after the data received are handled
Storehouse, while the boat into bridge zone is sent to by wireless signal, boat can be made the appropriate adjustments according to the water level information up to it
Safety bridge.GPRS has the advantages of speed is fast, cost of use is low, and its transmission speed is up to 171.2Kbps, with cable modem
News mode is compared, and is then seemed very flexibly using GPRS communications, and it has networking flexibility, extends easy, running cost
With low throwing, the advantages that simple, cost-effective is safeguarded.Adopting for hydrographic information is carried out by the collection extraction of live hydrology sensor
Collection, the data that memory arrives collection in worksite are then connected to by data wire and carry out interim storage, in case of need, the hydrology
Sensor carries out generation, storage and the supply of electric power using solar panels and lithium battery.
Server is provided with fixed IP address or the domain name of fixation.The database at each bridge management center uses GPRS
Module accesses the server at hydrologic monitoring center by IP address or domain name, so as to enter row data communication.
Database is connected by RS232 or RS485 interfaces with GPRS DTU terminals, and the data that hydrology sensor collects are led to
The built-in embeded processor for crossing GPRS DTU terminals is handled data, GPRS wireless networks is sent to after protocol encapsulation.
Server accesses Internet using public network mode, applies for public network fixed ip address.
Server uses the DDN special lines that mobile operator provides, application configuration fixed ip address and GPRS network phase
Even, server uses radius server, and radius server, which receives, first to carry out AAA after the data that GPRS network transmits and recognize
Card, after be sent to the display of server, reduction carried out to data by system software and shown, and carry out data processing, strengthen
System data communication security performance.DDN special lines can provide higher bandwidth, when the quantity database at different bridge management centers
Increase, the server at hydrologic monitoring center do not have to dilatation can meet demand, large capacity data acquisition application can be achieved.
The data of hydrology sensor collection decode to data simultaneously through GPRS/GSM network air interfaces functional module
Processing, the form in the transmission of public network data is converted into, is transmitted by GPRS radio data networks, is ultimately delivered to server
IP address.
Database uses KB3000 GPRS DTU transparent data transfer terminals, is connected by GPRS network with server, respectively
The GPRS DTU of hydrology sensor use the GPRS general datas card or APN exclusive data cards of communication common carrier, and server is to difference
The database GPRS terminal numbers at bridge management center are registered, and are associated with database information, to identify and to tie up
Shield processing, server operation monitoring system software, gathers hydrographic information data in real time.
Database uses APN cards and server communication using mobile unified APN cards, database.
Compared with prior art, the beneficial effects of the invention are as follows:
Gprs system can provide the wireless IP connections of wide area.Hydrological information collection is built on the gprs service platform of communication common carrier
Transmission system, existing network can be made full use of by realizing that the wireless data transmission of hydrological information collection point has, and shorten the construction period,
The advantages of reducining the construction costs, and equipment is easy for installation, it is simple to safeguard.
Reliability is high:
Compared with SMS messaging ceases mode, GPRS DTU are communicated using connection-oriented Transmission Control Protocol, avoid data-bag lost
Phenomenon, ensure reliable data transmission.Hydrologic monitoring center can carry out data transmission simultaneously with multiple bridge management centers, mutually not
Interference.GPRS network possesses perfect frequency division multiplexing mechanism in itself, and possesses extremely strong interference free performance, it is entirely avoided tradition
Multimachine frequency range " collision " phenomenon of data radio station.
It is real-time:
GPRS has the characteristic of real-time online, and data transmission delay is small, and supports multiple spot simultaneous transmission, therefore hydrologic monitoring center
Can be quick between multiple bridge management centers, two-way communication is carried out in real time, meets system to data acquisition and biography well
The requirement of defeated real-time.GPRS actual data transfer rates are entirely capable of meeting system data transmission speed in 30Kbps or so at present
Rate(≥10Kbps)Demand.
Monitoring range is wide:
GPRS network has been carried out covering in the whole country, and dilatation is unrestricted, and access place is unrestricted, can meet mountain area,
Small towns and trans-regional access demand.Because bridge management centric quantity is numerous, have a very wide distribution, Partial Bridges administrative center position
In isolated area, and geographical position disperses, and is that it is preferably selected using GPRS network.
System Construction cost is low:
Due to using GPRS public network platforms, without construction network, equipment need to be only installed just, construction cost is low, also eliminates
Network operation expense.
System operation cost is low:
Communicated using GPRS public networks, flat fee charge is pressed in the whole country, save the wandering fee of costliness, GPRS network
Can be by data practical communication charge on traffic, (1 point -3 points/1K bytes), can also by the unlimited flow charging of monthly payment, it is achieved thereby that
The low cost communication of system.
Remote control can be carried out to each bridge management central apparatus:
It can also be realized by GPRS bilateral systems and Reverse Turning Control is carried out to the equipment at bridge management center, such as:Time adjustment, state
The control functions such as report, switch, and system remote online upgrading can be carried out.
The transmission capacity of system, dilatation performance are good:
Hydrologic monitoring center will realize connection in real time with each bridge management center.Because bridge management centric quantity is numerous,
System requirements can meet the needs of burst data transmission, and GPRS technologies can meet the need for transmitting burst data well
Will;Because system is using ripe TCP/IP communication framework, possesses good scalability, a hydrologic monitoring center can be light
Support the communication access at thousands of individual bridge management centers.
GPRS transmission small power consumption, it is adapted to field power supply environment:
Although with carrying out two-way communication far away from the hydrologic monitoring center of a thousand li, GPRS data transmission equipments at work only need to be near
Mobile base station communication, its overall power is suitable with a common GSM mobile handset, and average power consumption is only 200 milliwatts or so, than
Traditional data radio station is much smaller, and GPRS transmission mode is especially suitable for using solar powered or storage battery power supply occasion in the wild
Lower use.
Brief description of the drawings
Fig. 1 is the schematic diagram of anti-collision jacket.
Fig. 2 is the structural representation for the anti-collision jacket intelligence system that can obtain hydrographic information.
Embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that these embodiments are only used for
Illustrate the present invention rather than limitation the scope of the present invention, after the present invention has been read, those skilled in the art are to the present invention
The modifications of the various equivalent form of values fall within the application appended claims limited range.
As depicted in figs. 1 and 2, a kind of anti-collision jacket intelligence system that can obtain hydrographic information, including anti-collision jacket 1,
The direction of anti-collision jacket in face of current is provided with hydrology sensor 2, and hydrology sensor is connected by data wire with memory 3, water
Literary sensor 2 is communicated by GPRS and is connected with the database 4 at bridge management center, and database is provided with the He of GPRS dispensing devices 5
GPRS reception devices 6, the hydrographic information for hydrology sensor to be obtained are sent to boat 7, the database at bridge management center
Communicated by GPRS and be connected with the server 8 at hydrologic monitoring center.The direction that meets water that hydrology sensor is arranged on anti-collision jacket exists
The hydrographic information monitored in the case of the structural strength for not influenceing casing more meets current navigation channel hydrology truth, simultaneously
Also do not hinder boat, reach the accurate hydrographic information for monitoring each navigation channel in real time.Water level height, water velocity are adopted automatically in real time
Collection, live solid-state storage simultaneously pass back to bridge management center by radio communication automatically, and then bridge management center will receive
Data handled after be stored in database, while the boat into bridge zone is sent to by wireless signal, boat can be according to this
Water level information makes the appropriate adjustments until its safety bridge.GPRS has the advantages of speed is fast, cost of use is low, and it transmits speed
Degree compared with wire communication mode, then seems that very flexibly it has up to 171.2Kbps using GPRS communications
Networking flexibility, easy, the low throwing of operating cost is extended, safeguard the advantages that simple, cost-effective.Pass through the receipts of live hydrology sensor
Collection extraction carries out the collection of hydrographic information, then by data wire be connected to the data that memory arrives collection in worksite carry out it is interim
Storage, in case of need, hydrology sensor carry out generation, storage and the supply of electric power using solar panels and lithium battery.
Server is provided with fixed IP address or the domain name of fixation.The database at each bridge management center uses GPRS
Module accesses the server at hydrologic monitoring center by IP address or domain name, so as to enter row data communication.
Database is connected by RS232 or RS485 interfaces with GPRS DTU terminals, and the data that hydrology sensor collects are led to
The built-in embeded processor for crossing GPRS DTU terminals is handled data, GPRS wireless networks is sent to after protocol encapsulation.
Server accesses Internet using public network mode, applies for public network fixed ip address.
Server uses the DDN special lines that mobile operator provides, application configuration fixed ip address and GPRS network phase
Even, server uses radius server, and radius server, which receives, first to carry out AAA after the data that GPRS network transmits and recognize
Card, after be sent to the display of server, reduction carried out to data by system software and shown, and carry out data processing, strengthen
System data communication security performance.DDN special lines can provide higher bandwidth, when the quantity database at different bridge management centers
Increase, the server at hydrologic monitoring center do not have to dilatation can meet demand, large capacity data acquisition application can be achieved.
The data of hydrology sensor collection decode to data simultaneously through GPRS/GSM network air interfaces functional module
Processing, the form in the transmission of public network data is converted into, is transmitted by GPRS radio data networks, is ultimately delivered to server
IP address.
Database uses KB3000 GPRS DTU transparent data transfer terminals, is connected by GPRS network with server, respectively
The GPRS DTU of hydrology sensor use the GPRS general datas card or APN exclusive data cards of communication common carrier, and server is to difference
The database GPRS terminal numbers at bridge management center are registered, and are associated with database information, to identify and to tie up
Shield processing, server operation monitoring system software, gathers hydrographic information data in real time.
Database uses APN cards and server communication using mobile unified APN cards, database.
When the anti-collision jacket intelligence system that can obtain hydrographic information of the present invention meets the high-precision real of hydrographic information
Monitoring, emphasis are believed for the safe operation in navigation channel at bridge to the speed of a ship or plane of the boat at bridge and course according to the real-time hydrology
Breath provides guiding in real time, to reduce the support that the probability of bridge collision accident provides science data.
Claims (8)
- A kind of 1. anti-collision jacket intelligence system that can obtain hydrographic information, it is characterised in that:Including anti-collision jacket, the anticollision The direction of casing in face of current is provided with hydrology sensor, and hydrology sensor is connected by data wire with memory, hydrology sensing Device is communicated by GPRS and is connected with the database at bridge management center, and database is provided with GPRS dispensing devices and GPRS receives dress Put, the hydrographic information for hydrology sensor to be obtained sends to boat, the database at bridge management center and communicated by GPRS It is connected with the server at hydrologic monitoring center.
- 2. the anti-collision jacket intelligence system according to claim 1 that hydrographic information can be obtained, it is characterised in that:Server It is provided with fixed IP address or the domain name of fixation.
- 3. the anti-collision jacket intelligence system according to claim 1 that hydrographic information can be obtained, it is characterised in that:Database It is connected by RS232 or RS485 interfaces with GPRS DTU terminals, the data that hydrology sensor collects pass through GPRS DTU terminals Built-in embeded processor data are handled, GPRS wireless networks are sent to after protocol encapsulation.
- 4. the anti-collision jacket intelligence system according to claim 1 that hydrographic information can be obtained, it is characterised in that:Server Internet is accessed using public network mode, applies for public network fixed ip address.
- 5. the anti-collision jacket intelligence system according to claim 1 that hydrographic information can be obtained, it is characterised in that:Server The DDN special lines provided using mobile operator, application configuration fixed ip address are connected with GPRS network, and server uses Radius server, radius server first carry out aaa authentication after receiving the data that GPRS network transmits, after be sent to service The display of device, reduction is carried out to data by system software and shown, and carry out data processing, enhance system data communication peace Full performance.
- 6. according to any described anti-collision jacket intelligence systems that can obtain hydrographic information of claim 1-4, it is characterised in that: The data of hydrology sensor collection carry out decoding process, conversion to data simultaneously through GPRS/GSM network air interfaces functional module Into the form transmitted in public network data, it is transmitted by GPRS radio data networks, is ultimately delivered to server ip address.
- 7. the anti-collision jacket intelligence system according to claim 1 that hydrographic information can be obtained, it is characterised in that:Database Using KB3000 GPRS DTU transparent data transfer terminals, it is connected by GPRS network with server, each hydrology sensor GPRS DTU use the GPRS general datas card or APN exclusive data cards of communication common carrier, and server is to different bridge management centers Database GPRS terminal numbers registered, and be associated with database information, to identify and safeguard processing, service Device operation monitoring system software, hydrographic information data are gathered in real time.
- 8. the anti-collision jacket intelligence system according to claim 7 that hydrographic information can be obtained, it is characterised in that:Database Using the APN cards that movement is unified, database uses APN cards and server communication.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111965317A (en) * | 2020-08-05 | 2020-11-20 | 宁夏无线互通信息技术有限公司 | Movable river water quality monitoring system |
CN111983143A (en) * | 2020-08-05 | 2020-11-24 | 宁夏无线互通信息技术有限公司 | Air quality movement supervision system |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101309284A (en) * | 2007-05-14 | 2008-11-19 | 华为技术有限公司 | Remote access communication method, apparatus and system |
CN101576382A (en) * | 2009-02-27 | 2009-11-11 | 泰瑞数创科技(北京)有限公司 | Water conservancy monitoring method based on three-dimensional display platform |
CN103175513A (en) * | 2013-03-01 | 2013-06-26 | 戴会超 | System and method for monitoring hydrology and water quality of river basin under influence of water projects based on Internet of Things |
CN203298767U (en) * | 2013-05-23 | 2013-11-20 | 宁波图腾物联科技有限公司 | Hydrological information acquisition device |
CN104457711A (en) * | 2014-11-06 | 2015-03-25 | 天津远讯科技有限公司 | Shallow towed CTD (conductivity-temperature-depth) monitoring system for Arctic Ocean |
CN105635315A (en) * | 2016-02-05 | 2016-06-01 | 北京圣世信通科技发展有限公司 | Open system for hydrology and water resource monitoring |
CN106154999A (en) * | 2015-04-16 | 2016-11-23 | 兰州城堃商贸有限公司 | Water supply analysis and Control regulates monitoring and controlling system |
-
2017
- 2017-11-14 CN CN201711122295.XA patent/CN107798843A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101309284A (en) * | 2007-05-14 | 2008-11-19 | 华为技术有限公司 | Remote access communication method, apparatus and system |
CN101576382A (en) * | 2009-02-27 | 2009-11-11 | 泰瑞数创科技(北京)有限公司 | Water conservancy monitoring method based on three-dimensional display platform |
CN103175513A (en) * | 2013-03-01 | 2013-06-26 | 戴会超 | System and method for monitoring hydrology and water quality of river basin under influence of water projects based on Internet of Things |
CN203298767U (en) * | 2013-05-23 | 2013-11-20 | 宁波图腾物联科技有限公司 | Hydrological information acquisition device |
CN104457711A (en) * | 2014-11-06 | 2015-03-25 | 天津远讯科技有限公司 | Shallow towed CTD (conductivity-temperature-depth) monitoring system for Arctic Ocean |
CN106154999A (en) * | 2015-04-16 | 2016-11-23 | 兰州城堃商贸有限公司 | Water supply analysis and Control regulates monitoring and controlling system |
CN105635315A (en) * | 2016-02-05 | 2016-06-01 | 北京圣世信通科技发展有限公司 | Open system for hydrology and water resource monitoring |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111965317A (en) * | 2020-08-05 | 2020-11-20 | 宁夏无线互通信息技术有限公司 | Movable river water quality monitoring system |
CN111983143A (en) * | 2020-08-05 | 2020-11-24 | 宁夏无线互通信息技术有限公司 | Air quality movement supervision system |
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