CN107065718A - Jack-up unit safety monitoring system based on radio communication - Google Patents
Jack-up unit safety monitoring system based on radio communication Download PDFInfo
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- CN107065718A CN107065718A CN201710139157.6A CN201710139157A CN107065718A CN 107065718 A CN107065718 A CN 107065718A CN 201710139157 A CN201710139157 A CN 201710139157A CN 107065718 A CN107065718 A CN 107065718A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
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Abstract
The present invention proposes a kind of jack-up unit safety monitoring system based on radio communication, and being directed in jack-up unit has the inflammable physical examination survey of poison gas, video monitoring, fire detection, shoe stress mornitoring.Traditional sensors are combined with wireless communication module, the distribution cabling of complex redundancy is avoided to save more spaces, reserve battery is powered when detection means cuts off main power source using independent stand-by power supply, occurs still to continue to realize the monitoring to danger zone during dangerous situation cut-out region power supply.Wireless network topology structure is identical with " C60 " topological structure, it is to avoid the scene of systemic breakdown during because of main line outlet failure, causes wireless network to have both larger wireless network area coverage while ensureing higher transmission rates by data multi-hop transmission.Shoe stress mornitoring eliminates tediously long power line and tie line.Radio communication has extraordinary autgmentability, meets more high safety production requirement.
Description
Technical field
The present invention is a kind of jack-up unit safety monitoring system based on radio communication, and area is realized in jack-up unit
Domain security monitoring, provides specific wireless network architecture being passed by communication for each detection means steady ordered
Transmission of data, detection means dual power supply switching redundant power supply, it is adaptable to the complicated jack-up unit of working environment, it is ensured that jack up is put down
The safe and stable operation of platform.
Background technology
There is very huge oil amount of storage in China coastal seas area, as China surveys to the oil of offshore area in recent years
Adopt, jack-up petroleum drilling platform becomes extremely important.Jack-up petroleum drilling platform is an extremely complex system by crowd
Multiple subsystem is constituted, after the working of each electrical equipment must not have any mistake otherwise will cause seriously
Really, the security monitoring of such jack-up unit becomes particularly important.With the development of radio network technique in recent years cause it is this
Jack-up unit safety monitoring system based on radio communication becomes prone to realize.
The content of the invention
The present invention proposes a kind of jack-up unit safety monitoring system based on radio communication, whole jack-up unit peace
Full monitoring system completes the security monitoring to jack-up unit main platform body and shoe stress.Jack-up unit is by numerous subsystems
It is an extremely complex system that system, which is constituted, and safety monitoring system is one of subsystem, and detection means is by the number collected
The mode of radio communication is transferred in the radio receiver of access industrial Ethernet according to this, and central control room is received after data
Dangerous information is judged whether by analyze data, starts hazard alarm system when dangerous information and is regarded with ESD system
Dangerous situation weight is taken the concrete measures.
Realized in the present invention to the poisonous inflammable gas of main platform body（Main component hydrogen sulfide）Detection, video monitoring, temperature
Detection, for gathered data detection means mainly by poisonous combustible gas sensor, temperature sensor, imaging sensor,
Wireless communication module, battery composition.The present invention completes data biography using the mode of radio communication compared with other inventions, eliminates
The equal internal battery of each data acquisition device in the numerous and diverse communication wires of redundancy, the present invention, is occurring the event of dangerous situation mains supply line
Powered when barrier or central control room cut-out region power supply using stand-by power supply and continue monitoring to danger zone.
In the present invention main platform body detection means to central control room transmit data when using radio communication mode, wirelessly
Network topology structure is identical with " C60 " topological structure, and detection means is given in the present invention and is filled with central control room wireless receiving
Wireless communication module in installation, addressing and the data transfer rule put, each detection means is both adopted for sending itself
The data collected as other detection means while also transmit a jump-point in data procedures.Conventional wireless network structure is big
Mostly hub-and-spoke configuration network, when backbone communication circuit goes wrong, whole wireless system can all be stopped.In the present invention
The advantage of network structure be that area coverage is wide, data packetloss rate is low, extraordinary expansion, be highly suitable for jack up and put down
The region that this compartment of platform is more, transmission of wireless signals is easily obstructed, electromagnetic interference is larger, with most less power ensure compared with
Wider wireless network covering is realized while big transmission speed.Two data acquisition devices are closer to the distance, wireless signal it is stronger because
And packet loss is relatively low.
In the present invention main platform body detection means may be selected when carrying out data transmission IEEE802.11b/g or
IEEE802.11s wireless communication protocols, both wireless communication protocols using there is extraordinary opening extensively, and transmitting procedure is pacified
Efficiently, packet loss is low, long transmission distance, there is very high transmission speed, it is ensured that jack-up unit security monitoring for total stability
Real-time, security.
It is used to detect that the detection means of shoe stress includes strain gauge, wireless communication module, battery three in the present invention
Person is electrically connected together, installed in shoe bottom.The use of Zigbee protocol is IEEES02.15.4 wireless communication protocols, from liter
There is its access industrial Ethernet of the special radio receiver based on Zigbee protocol in formula platform.The normal work of jack-up unit
Advantage of the stress detection device compared with other inventions is to make in more than 300 meters from whole main platform body of shoe when making, the present invention
Data and built-in lithium battery are transmitted with communication, complicated, tediously long Wireline connection is so eliminated.In the present invention
Its power consumption in data transmission procedure is very small using IEEES02.15.4 agreements for wireless communication module, uses general capacity lithium
Battery just can ensure that the stress detection device normally effectively works 4 to five years.
The private radio reception device for having multiple access industrial Ethernets in jack-up unit is respectively used to receiving platform master
The data that body detection means is sent with shoe stress detection device, central control room radio receiver access industrial Ethernet,
The staff that industrial computer in central control room is accessed in same EPA, central control room just can pass through industrial electro
Brain accesses the data that the transmission of each detection means comes, and jack-up unit is can determine whether by the data message for analyzing each detection means
Whether dangerous situation is occurred.The inspection that the data that can be transmitted when finding dangerous situation information in central control room according to detection means are drawn
The actual physical location of device is surveyed, central control room, which actively searches for alarm detector, prevents false alarm, dangerous situation area is found in time
Domain.Alarm is sent in time after confirming dangerous situation, can taking startup according to specific dangerous situation situation, ESD system is stopped in emergency, subregion is cut
Disconnected relevant device power supply, release fire-fighting thing, start warning system and send sound and light alarm, these measures of adjustment jack-up unit posture
Prevent dangerous situation fault spread.
Brief description of the drawings
Fig. 1 is safety monitoring system schematic diagram
Fig. 2 is main platform body monitoring structure schematic diagram
Fig. 3 is wireless network topology structure figure
Fig. 4 is shoe stress detection device structure chart
Embodiment
The jack-up unit safety monitoring system based on radio communication proposed in the present invention is related to a complete work
Industry information integration system, jack-up unit is made up of numerous subsystems, and safety monitoring system must completely melt with central control room
It is combined.The safety monitoring system of whole jack-up unit wherein in data collecting system 105 as shown in figure 1, be used to gather
The detection means of data has：Poisonous inflammable gas detection means 101, video monitoring apparatus 102, temperature-detecting device 103, stress
Detection means 104.Detection means is by the data message collected（Image, temperature value, stress value, poisonous inflammable gas concentration）Through
The industrial computer 110 that gateway 106 is transferred in central control room 107, central control room has special configuration software to be used to show
Real time data, the safe operation of whole jack-up unit is monitored with this, and mobile handheld terminal equipment 111 can also be by searching
The real time data that neighbouring detection means is gone in access detection device.Pass through police after central control room finds danger alarm signal
Reporting system 108 sends alarm and aroused people's attention, and starts ESD system 109 as the case may be（Emergency stopping system）.The present invention
Jack-up unit safety monitoring system completes the security monitoring to jack-up unit main platform body and shoe stress.
Jack-up unit main platform body security monitoring structure chart in the present invention is as shown in Fig. 2 realize main platform body prison safely
Detection means in control for gathered data mainly includes：Video monitoring apparatus 201, poisonous inflammable gas detection means 202, temperature
Detection means 203 is spent, each detection means is equipped with independent standby electricity 208.Detection means passes through the data collected
Wireless communication module is broadcasted, and radio receiver 206 is used for the data that receiving detection device is transmitted, and private radio receives dress
Putting the staff accessed with the industrial computer 204 in central control room in same EPA, central control room just can lead to
Cross industrial computer and access the data that the transmission of each detection means comes, can determine whether certainly by analyzing the data message of each detection means
Whether lift-type platform there is dangerous situation.Mobile handheld terminal equipment 209 can be with random access in the range of oneself signal search inspection
Survey the real time data that device is collected.Lead to warning system 213 when central control room receives danger signal and send sound and light alarm
207, ESD system 210 is started according to specific dangerous situation, cut-out region power supply, the release of oil pump 211 foam, water mist fire-fighting thing is taken
212 measures prevent dangerous situation from spreading.Performance, the transmission data for the data acquisition device that the present invention is used to main platform body security monitoring
Wireless network architecture, wireless network protocol and standard be made that detailed narration respectively.
1) configuration detection device
The object of monitoring is poisonous inflammable gas needed for jack-up unit main platform body in the present invention（Main component hydrogen sulfide）, regard
Frequently, temperature, corresponding detection means is selected according to monitored object.Detection means for gathered data is mainly by poisonous inflammable
This few part composition of gas sensor, temperature sensor, imaging sensor, wireless communication module, battery.Sensor is used to gather
Data, wireless module is used to send data, and battery is used as stand-by power supply（The battery of different capabilities is selected according to the actual requirements, is protected
Card stand-by power supply can work more than 24 hours when individually powering）.Each subdivision of detection means uses degree of protection IP56
Or more, it is good using fire-proof and explosion-proof material package after electrical connection that whole detection means each several part passes through.Detect and fill for gas
The installation put, need to be arranged on before air lock, it is ensured that can just detect gas before fuel gas or hydrogen sulfide enter air channel and report
It is alert, air lock is closed with this.
It is of the invention to the advantage is that compared with other inventions：The data for completing detection means using the mode of radio communication are passed
It is defeated, eliminate the equal internal battery of each detection means in the numerous and diverse communication wires of redundancy, the present invention.Occurring hydrocarbon gas or sulphur
Change after hydrogen leakage, gas detector is uniquely can be with the safety device of detection alarm, if occurring fire either supply line
There is electric spark to be likely to that violent blast can be produced.Jack-up unit can be because electrically when occurring inflammable gas leakage
The electric spark that equipment is produced when working causes fire or even blast, thus to avoid causing more serious consequence, works as central control room
The first step is typically it is determined that cutting off the power supply of generation danger zone after dangerous situation when starting ESD system.Stand-by power supply in the present invention
It is to be sealed with sensor and wireless communication module three electrical connection outside using physical material, it is fire-proof and explosion-proof while also will not
Cause the fire in the external world.Standby electricity is derived to start and powered after cut-out danger zone power supply, it is ensured that the normal work of detection means,
Realize the security monitoring to danger zone.Even if center control when main power source supply line is easy to impaired when dangerous situation occurring in addition
Room does not cut off region power supply actively, as the main main power source of other reasonses is stopped power supply.Due to using channel radio in the present invention
Communication line is unaffected when dangerous situation occurs for the mode of letter, remains the security monitoring to whole jack-up unit.
2) wireless network topology structure
Wireless network topology structure in the present invention for radio communication is as shown in figure 3, the radio receiver of access network based on ethernet
300 can receive each detection means in real time with hand-held terminal device 301 as radio receiver passes the data collected,
The equipment of remaining in figure is the detection means with wireless communication module.Each camera, temperature sensor, gas-detecting device are equal
Wireless communication module is integrated with, each wireless communication module is alternatively arranged as other radio communication molds nearby in addition to its data is sent
Node is redirected when block transmits data.The data transfer of all wireless communication modules be not from top to bottom nor from left to right and
It is to carry out data according to the wireless module near the priority orders pre-set automatically search to redirect transmission, each wireless device
Between be seamlessly connected.Realize that data transfer includes following steps by this wireless network architecture：
（1）Install：Each detection means with wireless communication module is arranged on position suitable in jack-up unit, installed
Safe all standing, the monitoring of key area emphasis are required in principle.
（2）Addressing：Using the equipment in topological structure Fig. 3 as according to being worked out, the addressing in jack-up unit according to
Concrete condition is addressed.Addressing is in principle according to signal between detection means and the private radio reception device of access industrial Ethernet
Power addressed, the private radio reception device of access industrial Ethernet is set to highest ranking device, most high with one
Exemplified by level detection means, highest ranking addressing 300 is carried out；The stronger detection means of wireless signal is set between radio receiver
For high-grade detection means, by taking six high-grade detection means as an example, enter the high-grade addressing 310-315 of places；Compiled with high-grade
Wireless signal is relatively strong between the detection means of location but the detection means of dtr signal is set to low between highest ranking detection means
Stage arrangement, by taking 12 inferior grade detection means as an example, carries out inferior grade addressing 330-341；Detection means address information is not only
The intensity of itself signal between reception device is represented while being even more the actual physics space address for representing detection means itself.
（3）Data transfer rule is set：Detection means is transmitted detection means before data and first scans for oneself signal
Other detection means in coverage, it is sent the data to when finding than oneself higher grade detection means, if be all with
The detection means of oneself ad eundem then sends the data to the most strong ad eundem detection means of signal in oneself signal cover,
And so on by data transmit data to can high-grade addressing detection means, final all detection means can be by number
According to the private radio reception device for being sent to access industrial Ethernet.So that detection means addresses 330 data transfers as an example, inspection
Survey device 330 first scans for the high-grade detection means in oneself signal cover, may search for detection means 310,
Detection means 330 sends the data to detection means 310, and detection means 310 sends the data to special according to same rule
Radio receiver 300, if at the beginning detection means 330 do not searched in its own signal coverage it is higher etc. than itself
The detection means of level is all detection means with oneself ad eundem, then sends the data in oneself signal cover signal most
Strong ad eundem detection means 331 or detection means 341, then transfer data to detection means, then further according to identical number
Data are transmitted according to delivery rules, the exclusive data that final all detections all transmit data to access industrial Ethernet receives dress
Put, the industrial computer in central control room just can show the real time data of each detection means.
In the present invention except in central control room industrial computer can receive the data that detection means is collected in addition to hand-held end
End equipment 301 can also equally access the data in each detection means, open and neighbouring detection is searched for after hand-held terminal device
Device（Hunting zone is that the size of circle in Fig. 3 is determined by hand-held terminal device signal strength itself）, may search for having addressed
Detection means, the detection means desired access to is selected according to demand.
The advantage of this part of the invention is：Cellular network and WLAN are used conventional wireless network structure more
（Wireless LAN, WLAN）, this network topology serious forgiveness is low, the whole wireless system when backbone communication circuit goes wrong
It will be stopped, not be suitable for very much in the industrial production higher to safety coefficient requirement.The present invention proposes one kind
Each wireless module is also made in addition to for sending and receiving its data in brand-new wireless network architecture, whole network
Used for a bridge contact and transmit the jump-point in data procedures, so even one as any one other wireless module
Platform wireless device goes wrong without having influence on whole system normal work.If wanting to add new set in actual use process
It is standby, just it can be used after direct addressing with auto-parallel.The wireless network architecture proposed in the present invention can realize that data acquisition is filled
Put and be seamlessly connected between central control room, reduce basic routing line and cause jack-up unit safety monitoring system under cable resource
The higher redundancy of communication link is realized, signal between safety coefficient, two wireless communication modules is improved and relatively forces to obtain data biography
Defeated process data packet loss is low.Postponed in the cloth for completing whole safety monitoring system only needs to add new data acquisition device
To new equipment addressing both can, it is grid-connected after just can normally use so that whole network has extraordinary expansion.
3) wireless network protocol and standard
What the security monitoring of jack-up unit main platform body considered at first in the present invention should be safety and real-time, for wireless network
We have more alternative in the selection of agreement and standard, the radio communication association of present existing alternative standardization
View has：IEEE802.11、IEEE802.15、IEEE802.16、IEEE802.20.
a)IEEE802.11b/g:The frequency of its carrier wave is 2.4GHz, and transmission speed is 11Mbit/s.IEEE802.11b
It is most famous in all WLAN standards, is also popularization most wide standard.14 frequency ranges are had in 2.4-GHz-ISM frequency ranges
It is available for 22MHz channel.IEEE802.11b successor standard is that its transfer rate of IEEE802.11g is 54Mbit/s.
b)IEEE802.11s:It is current state-of-the-art Mesh networkings, using the teaching of the invention it is possible to provide the energy such as autonomous reparation of independence configuration
Power, the setting of safety and service quality can be automatically performed when adding new wireless device, can be certainly in data transfer
It is dynamic to avoid busy access point, it is ensured that higher transmission speed.
The advantage of both wireless network protocols is used when jack-up unit main platform body detection means wirelessly go together
It is that both networks all have higher transmission speed and extraordinary opening, using scope widely, this is also energy
Enough secondary development can write the peace that some AESs improve whole wireless network there is provided possible in data transmission procedure
Entirely.Jack-up unit main platform body arranges many video monitoring equipments, and both agreements can be protected in data transmission procedure
Higher transmission speed is held, the real-time of jack-up unit security monitoring is improved.Both communication protocol long transmission distance, work(
Consumption is low, network security is stable.
Realize the detection to jack-up unit shoe stress in the present invention, lifting self-elevating platform process and be fixed on
All be detection shoe stress constantly during a certain height, prevent that jack-up unit run-off the straight from making children accident, strain gauge for
Jack-up unit resistance to overturning is significant.When jack-up unit normal work, shoe part and terrace part be not apart from
Fixed the immersion for a long time of shoe part has corrosivity strongly in the seawater mostly more than hundreds of meters, if using having
The mode of line communication connection is extremely inconvenient.Need to detect shoe stress, but the length of spud leg in self-elevating platform up-down system
Degree is up to more than 300 meters, at this moment just very inconvenient using wired connection, is proposed in the present invention by strain gauge device and nothing
Line communication module combines the collection for completing data and transmission engineering so just avoids cabling well.Fill boots stress mornitoring
Apparatus structure sketch is as shown in figure 4, figure includes strain gauge 401 and access industrial Ethernet with wireless communication module
Private radio reception device 402.Shoe for a long time in immersion seawater corrosive properly strongly, thus all devices are
Completely waterproof, high pressure resistant, anticorrosion.Here Zigbee protocol is used when carrying out radio communication, ZigBee technology is to be based on
A kind of short-distance wireless communication technology of IEEES02.15.4 agreements, with ultralow power consumption, it, which can be operated in, need not apply being permitted
Can 2.4GHz frequency ranges, maximum transmission rate can reach hundreds of meters up to 250kbit/s in open field transmission range.
It is of the invention to the advantage is that compared with other inventions：Proposed strain gauge and wireless communication module in the present invention
The scheme being used in combination, can effectively solve the problem that dragging line (data wire and power line) this long problem, and wireless network architecture is set
Put and simply be easy to build, power consumption is ultralow, stress detection device need not be repaired for 4 to five years after installing.Shoe part is direct
Lithium battery power supply is used in terms of the difficult power supply of power supply, from the strain gauge and wireless communication module of super low-power consumption.Shoe should
Force snesor institute gathered data amount is smaller not to need larger transmission rate, and considers wireless communication protocol here based on low-power consumption
Upper use ZigBee, ZigBee technology is a kind of short-distance wireless communication technology based on IEEES02.15.4 agreements, maximum
Transmission rate can reach hundreds of meters up to 250kbit/s in open field transmission range.Its safe, networking is simple, work(
Consumption is ultralow, and with extraordinary opening, battery need not be changed by arranging in several years after node, is especially suitable for the inspection of shoe stress
Survey this complex environment.
The present invention complete jack-up unit security monitoring while give when find dangerous situation when should take simply arrange
Apply, all detection means are addressed in advance in safety monitoring system, the packet that detection means is sent to central control room contains：Number
According to address value, poisonous inflammable gas concentration, hazard alarm, temperature value, real-time imaging, the shoe stress of harvester in itself.
Described by taking poisonous inflammable gas Concentration Testing as an example, detect that the sensor of poisonous inflammable gas concentration detects gas concentration
Alert during more than certain numerical value, very first time data acquisition device can be by the address of itself, concentration, dangerous situation grade etc.
Central control room is sent to by wireless communication module after the packed modulation of data, while dangerous situation information node will be self-marked as
Fixed time broadcast itself dangerous situation information, is around operated in channel radio of the detection means of normal condition no longer by marking dangerous situation information
Letter module is entered row information and redirected.It can so ensure to there is the region key monitoring of dangerous situation, it is ensured that the real-time of information.Center
The actual physics position for the detection means that the data that can be transmitted when finding dangerous situation information in control room according to detection means are drawn
Put, central control room, which actively searches for alarm detector, prevents false alarm, startup can be taken according to specific dangerous situation after confirming dangerous situation
ESD system stops in emergency, subregion cut-out relevant device power supply, release fire-fighting thing, starts warning system and sends sound and light alarm, adjusts
Whole these measures of jack-up unit posture prevent dangerous situation fault spread.
Claims (1)
1. a kind of jack-up unit safety monitoring system based on wireless network, including data collecting system, central control room, police
Reporting system, ESD system, it is characterised in that data collecting system connects central control room by gateway, data collecting system includes
Multiple detection means：Gas-detecting device, video monitoring apparatus, temperature-detecting device, shoe stress detection device, each detection dress
Put and be equipped with independent stand-by power supply and wireless communication module；Detection means for gathered data is by sensor, radio communication
Module, the connection of the partial electric of battery three, battery are used as stand-by power supply；Gas-detecting device, video monitoring apparatus, temperature detection dress
The private radio reception device put with access industrial Ethernet collectively constitutes cordless communication network, and jack-up unit main platform body is each
Detection means also redirects node in addition to for sending and receiving its data as in data transmission procedure；Center control
Industrial computer in room accesses same EPA with private radio reception device, and industrial computer can free access detection means
In data；Carried out according to the strong and weak of wireless signal between detection means and the private radio reception device of access industrial Ethernet
Addressing, the private radio reception device of access industrial Ethernet is set to highest ranking device, carries out highest ranking addressing, and wireless
The stronger detection means of wireless signal is set to high-grade detection means between reception device, enters the high-grade addressing of places, and high
Wireless signal is relatively strong between level addressing detection means but the detection means of dtr signal is set between highest ranking detection means
Low stage arrangement, carries out inferior grade addressing；Detection means address information not only represents itself wireless signal between reception device
Intensity is even more the actual physics space address for representing detection means itself simultaneously；Detection means is transmitted detection means before data
Other detection means in oneself signal cover are first scanned for, when finding detection means than oneself higher grade by data
It is sent to, is sent the data to if detection means more not high-grade than itself is all the detection means with oneself ad eundem certainly
Signal most strong ad eundem detection means in own signal cover, and so on transmit data to data can be high-grade
The detection means of addressing, the private radio that final all detection means can transmit data to access industrial Ethernet is received
Device；Jack-up unit main platform body detection means carry out wireless data transmission when give IEEE802.11b/g,
Two kinds of wireless communication protocols of IEEE802.11s are selective；Be used to detecting in safety monitoring system the detection means of shoe stress by
Strain gauge, wireless communication module, lithium battery three electrical connection together, installed in shoe bottom, use IEEES02.15.
By the special radio receiver based on Zigbee protocol and access industrial ether in 4 wireless communication protocols, jack-up unit
Net.
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| CN112729815A (en) * | 2020-12-21 | 2021-04-30 | 云南迦南飞奇科技有限公司 | Wireless network-based online fault big data early warning method for health condition of transmission line |
| CN113534735A (en) * | 2021-08-04 | 2021-10-22 | 大唐互联科技(武汉)有限公司 | Industrial field data remote monitoring system based on internet |
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