CN207096773U - A kind of cargo hold level monitoring system based on Redundant Control - Google Patents
A kind of cargo hold level monitoring system based on Redundant Control Download PDFInfo
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- CN207096773U CN207096773U CN201720722446.4U CN201720722446U CN207096773U CN 207096773 U CN207096773 U CN 207096773U CN 201720722446 U CN201720722446 U CN 201720722446U CN 207096773 U CN207096773 U CN 207096773U
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- cargo hold
- monitor
- intelligent
- liquid level
- monitoring system
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Abstract
It the utility model is related to a kind of cargo hold level monitoring system based on Redundant Control, including redundancy supervising device, cargo hold detection means, redundancy supervising device includes master computer, redundant computer, cargo hold detection means includes intelligent cargo hold liquid level monitor, intelligent cargo hold pressure monitor, intelligent cargo compartment temperature monitor, intelligent cargo hold ratess of loading ＆ discharge monitor, intelligent cargo hold liquid level monitor exchanges information with liquid level sensor A, intelligent cargo hold pressure monitor exchanges information with pressure sensor, intelligent cargo compartment temperature monitor exchanges information with temperature sensor, intelligent cargo hold ratess of loading ＆ discharge monitor exchanges information with liquid level sensor B, liquid level sensor A, pressure sensor, temperature sensor, liquid level sensor B is arranged on accordingly in tested cabin.The characteristics of the utility model as man-machine monitoring interface, has efficiency high using master computer combination redundant computer, and fault rate is low.
Description
Technical field
It the utility model is related to a kind of cargo hold level monitoring system, more particularly to a kind of cargo hold based on Redundant Control
Level monitoring system, belong to marine installation field.
Background technology
Cargo hold level monitoring system to the hydraulic cargo transported in cabin for realizing except carrying out liquid level, pressure
Outside the real-time monitoring of temperature, include the monitoring of the liquid level of ballast tank, pressure, temperature, and the speed prison of handling goods
Survey.System is mainly used in chemical tanker, oil product cargo ship and all kinds of offshore work platforms, such as oil drilling platform.Consider
Goods to such Shipping or storage is more special, is liquid flexible article, and has combustible and explosive articles feature, because
This, the liquid goods information that marine engine room administrative staff can understand in ship cabin in time is extremely important thing.Cargo hold liquid
The reliability service of level monitoring system improves stability of ship and security of shipping.The existing monitoring to cargo hold liquid level is usual
All it is that liquid level is measured by artificial dipstick, both time-consuming, difficulty is again big, it is clear that can not be adapted to modernization ship.
Meanwhile most of ship tentatively realizes cargo hold liquid level remote supervision system using serial communication mode, but this mode
Communication network architecture is excessively simple, once a certain node break down may result in whole system can not normal work, serious shadow
The navigation safety of ship is rung.
Utility model content
Cargo hold level monitoring system of the utility model based on Redundant Control discloses new scheme, using host computer
Machine combination redundant computer solves the problems, such as that existing scheme does not have Intelligent redundant control as man-machine monitoring interface.
Cargo hold level monitoring system of the utility model based on Redundant Control includes redundancy supervising device, cargo hold detects
Device, redundancy supervising device exchange information with cargo hold detection means, and redundancy supervising device includes master computer, redundant computer,
Master computer and redundant computer exchange information to form Redundant Control, cargo hold detection means include intelligent cargo hold liquid level monitor,
Intelligent cargo hold pressure monitor, intelligent cargo compartment temperature monitor, intelligent cargo hold ratess of loading ＆ discharge monitor, intelligent cargo hold level monitoring
Instrument exchanges information with liquid level sensor A, and intelligent cargo hold pressure monitor exchanges information with pressure sensor, intelligent cargo compartment temperature prison
Survey instrument to exchange information with temperature sensor, intelligent cargo hold ratess of loading ＆ discharge monitor exchanges information with liquid level sensor B, level sensing
Device A, pressure sensor, temperature sensor, liquid level sensor B are arranged on accordingly in tested cabin.
Further, the redundancy supervising device of this programme passes through CAN, CAN intercommunication with cargo hold detection means
Information, master computer exchange information to form Redundant Control with redundant computer by the network switch, Ethernet.
Further, the CAN of this programme includes CAN1 buses, CAN2 buses, and cargo hold detection means passes through CAN1 respectively
Bus, CAN2 buses are connected with CAN.
Further, the cargo hold level monitoring system based on Redundant Control of this programme also includes driver's cabin monitoring eventually
End, driver's cabin monitor terminal are exchanged information by Ethernet and redundancy supervising device.
Further, the cargo hold detection means of this programme also includes intelligent ballast tank liquid level monitor, intelligent ballast tank liquid level
Monitor is exchanged information with liquid level sensor C, and liquid level sensor C is arranged on accordingly in tested cabin.
Further, the intelligent cargo hold liquid level monitor of this programme, intelligent cargo hold pressure monitor, the monitoring of intelligent cargo compartment temperature
Instrument, intelligent cargo hold ratess of loading ＆ discharge monitor, intelligent ballast tank liquid level monitor also include alarm module, intelligent cargo hold level monitoring
Instrument, intelligent cargo hold pressure monitor, intelligent cargo compartment temperature monitor, intelligent cargo hold ratess of loading ＆ discharge monitor, intelligent ballast tank liquid
Position monitor triggers alarm module alert according to the abnormal information of the gathered data received.
Further, the cargo hold detection means of this programme also includes intelligent monitor remote terminal, and intelligent monitor remote control is eventually
End setup parameter is transmitted to intelligent monitor by wireless network.
Further, the redundancy supervising device of this programme also includes mobile computer, and mobile computer is read by wireless network
The data of the intelligent monitor of picking cabin detection means.
Cargo hold level monitoring system of the utility model based on Redundant Control combines standby calculating using master computer
The characteristics of machine has efficiency high as man-machine monitoring interface, and fault rate is low.
Brief description of the drawings
Fig. 1 is the schematic diagram of the utility model cargo hold level monitoring system.
Fig. 2 is cargo hold level monitoring system computer redundancy control flow chart.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in figure 1, the schematic diagram of cargo hold level monitoring system of the utility model based on Redundant Control.Based on superfluous
The cargo hold level monitoring system of remaining control includes redundancy supervising device, cargo hold detection means, redundancy supervising device and cargo hold
Detection means exchanges information, and redundancy supervising device includes master computer, redundant computer, master computer and redundant computer intercommunication
Information forms Redundant Control, and cargo hold detection means includes intelligent cargo hold liquid level monitor, intelligent cargo hold pressure monitor, intelligent goods
Cabin temperature monitor, intelligent cargo hold ratess of loading ＆ discharge monitor, intelligent cargo hold liquid level monitor exchange information with liquid level sensor A,
Intelligent cargo hold pressure monitor exchanges information with pressure sensor, intelligent cargo compartment temperature monitor and temperature sensor mutual communication
Breath, intelligent cargo hold ratess of loading ＆ discharge monitor exchange information with liquid level sensor B, and liquid level sensor A, pressure sensor, temperature pass
Sensor, liquid level sensor B are arranged on accordingly in tested cabin.In order to realize the communication connection of each part in the system, we
The redundancy supervising device of case is exchanged information with cargo hold detection means by CAN, CAN, master computer with it is standby
Computer exchanges information to form Redundant Control by the network switch, Ethernet.Further, also realized in data acquisition transmission end
Redundancy is set, and further reduces the fault rate of system, and the CAN of this programme includes CAN1 buses, CAN2 buses, cargo hold detection
Device is connected by CAN1 buses, CAN2 buses with CAN respectively, when breaking down for one therein, separately
One can ensure unimpeded data transmission.Said system is whole as supervising device using master computer combination redundant computer
Body, the purpose of redundancy monitoring is realized, reduce the fault rate of system.
On the basis of such scheme, in order to realize more long-range real-time monitoring, this programme can also be set up positioned at driving
The monitor terminal of Master Control Room, the cargo hold level monitoring system specifically based on Redundant Control also include driver's cabin monitoring eventually
End, driver's cabin monitor terminal are exchanged information by Ethernet and redundancy supervising device, grasp the collection of cargo hold detection means in real time
Data message.
The intelligent monitoring scheme of this programme can be extended to ballast tank, realize the real-time monitoring of ballast tank, specifically goods
Cabin detection means also includes intelligent ballast tank liquid level monitor, intelligent ballast tank liquid level monitor and liquid level sensor C mutual communications
Breath, liquid level sensor C are arranged on accordingly in tested cabin.Further, in order to realize the warning function monitored in real time, this programme
Intelligent cargo hold liquid level monitor, intelligent cargo hold pressure monitor, intelligent cargo compartment temperature monitor, intelligent cargo hold ratess of loading ＆ discharge prison
Survey instrument, intelligent ballast tank liquid level monitor also includes alarm module, intelligent cargo hold liquid level monitor, intelligent cargo hold pressure monitoring
Instrument, intelligent cargo compartment temperature monitor, intelligent cargo hold ratess of loading ＆ discharge monitor, intelligent ballast tank liquid level monitor are adopted according to what is received
Collect the information triggering alarm module alert of data exception.
More available approach, the cargo hold detection of this programme are provided in order to change the control parameter of intelligent monitor to user
Device also includes intelligent monitor remote terminal, and intelligent monitor remote terminal is set by wireless network to intelligent monitor transmission
Determine parameter, setup parameter can wirelessly be write intelligent monitor online by user.In order to strengthen the effect of Redundant Control
Fruit, the approach of extension redundancy monitoring, the redundancy supervising device of this programme also include mobile computer, and mobile computer passes through wireless
Network read cargo hold detection means intelligent monitor data, redundancy supervising device break down in the case of, as should
Quick-acting prescription case substitutes and realizes its function.
This programme discloses a kind of cargo hold level monitoring system based on Redundant Control, and the system utilizes double CAN
Bus is as communication network, by the use of a master one for computer as man-machine monitoring interface, have system real-time monitoring alarming function,
Network redundancy function, realize the reality to cargo hold liquid level, pressure, temperature, ballast tank of ship liquid level and cargo hold handling speed
When monitor, and occur it is offside when send alarm.Cargo hold level monitoring system possesses two kinds of network architectures, wherein live number
Redundant Control is carried out using double CAN networks according to collecting part, upper monitoring carries out redundancy control by two groups of computers by Ethernet
System.On-site data gathering part is made up of high-precision sensor and intelligent monitor, wherein, high-precision sensor passes including liquid level
Sensor, pressure sensor and temperature sensor.Intelligent monitor includes intelligent cargo hold liquid level monitor, intelligent cargo hold pressure monitoring
Instrument, intelligent cargo compartment temperature monitor, intelligent cargo hold ratess of loading ＆ discharge monitor and intelligent ballast tank liquid level monitor.Intelligent monitor
Can setting sensor range, setting signal point alarm threshold value and sensor burn out detection, particularly intelligent cargo hold ratess of loading ＆ discharge
Monitor can also set the table of tank capacities of ship.Such scheme has two kinds of communication protocol functions, (1) CAN communication agreement：Can be by number
According to being sent in CAN；(2) ZigBee protocol (Zigbee)：Setup parameter can wirelessly be write intellectual monitoring online
Instrument, change parameter for user and provide another way.This programme can also use mobile computer to be read using wireless mode
The data of intelligent monitor, this is also another redundant fashion of system.CAN is mainly used in CAN
Data are sent to upper monitoring computer.Upper monitoring computer is made up of master computer and redundant computer, and both pass through net
Network group of switches is into a LAN.A driver's cabin monitoring computer, marine navigator are also connected with the network switch
Computer monitoring cargo hold liquid level information can be monitored by driver's cabin.Can also remotely it be set by CAN on host computer
Determine the parameter of intelligent monitor, including transducer range, signaling point alarm threshold value, the data of various collections can be in corresponding intelligence
It can be shown on monitor, whole data can be shown on upper monitoring computer.
In such scheme, liquid level sensor is used to measure cabin liquid level signal, is tested installed in each in cabin.Pass
The output signal of sensor is usually 4~20mA current signal, and output signal is accessed into intelligent cargo hold liquid level monitor.In intelligence
A certain temperature sensor is selected on monitor, and according to the maximum range in the ship freight space information setting cabin, concurrently sets liquid
The threshold value of position bound alarm.Equally, the data acquisition of ballast tank is same.Pressure sensor is used to measure cabin pressure
Signal, it is tested installed in each in cabin.The output signal of sensor is usually 4~20mA current signal, and output is believed
Number intelligent cargo hold pressure monitor of access.A certain pressure sensor is selected on intelligent monitor, and sets cabin pressure letter
The maximum range of breath, concurrently set the threshold value of pressure signal bound alarm.Temperature sensor is used to measure cabin temperature signal,
It is tested installed in each in cabin.The output signal of sensor is usually thermal resistance signal, and output signal is accessed into intelligent goods
Cabin temperature monitor.A certain temperature sensor is selected on intelligent monitor, and sets the range of the cabin temperature, usually 0
~100 DEG C, concurrently set the threshold value of temperature signal bound alarm.When measuring cargo hold ratess of loading ＆ discharge, level sensing also using
Device.Liquid level signal is sent into intelligent cargo hold ratess of loading ＆ discharge monitor, while ship volume of compartment information table is input to monitor.Monitoring
Instrument inquires about current corresponding volume data, according to volume data in the unit interval according to measurement liquid level data in table of tank capacities
Change, ratess of loading ＆ discharge can be drawn.All kinds of intelligent monitors are connected to CAN1 and CAN2 buses simultaneously, if CAN1 buses broken string or
The timing of person's swinging of signal, data can be by CAN2 bus transfers to CAN, and vice versa.
Upper monitoring computer is made up of master computer and redundant computer, standby each other by the network switch.Such as Fig. 2
Shown, this two computers are simultaneously upper electric in ship's navigation, on master computer after electricity, read and analyze redundant computer
Information, judge whether normally, if abnormal, master computer sends the prompting of redundant computer fault alarm, if normally, started
Information in CAN is read by CAN, and various information is transmitted into redundant computer, is protected for data
Deposit and information mutual communication, while show the various information of cargo hold level monitoring system on the local computer.Equally, in standby calculating
On machine after electricity, read and analyze the information of master computer, judge whether that normally if abnormal, redundant computer sends analytic accounting
Calculation machine fault alarm is prompted, if normally, begin through CAN and read information in CAN, and by various information
Master computer is transmitted, for data preservation and information mutual communication, while shows cargo hold level monitoring system on the local computer
The various information of system.
The cargo hold level monitoring system based on Redundant Control of this programme is not limited to disclosed in embodiment
Content, the technical scheme occurred in embodiment can be extended based on the understanding of those skilled in the art, people in the art
The simple alternative that member makes according to this programme combination common knowledge falls within the scope of this programme.
Claims (8)
- A kind of 1. cargo hold level monitoring system based on Redundant Control, it is characterized in that being examined including redundancy supervising device, cargo hold Device is surveyed, the redundancy supervising device exchanges information with the cargo hold detection means, and the redundancy supervising device includes host computer Machine, redundant computer, the master computer exchange information to form Redundant Control with the redundant computer, the cargo hold detection dress Put including intelligent cargo hold liquid level monitor, intelligent cargo hold pressure monitor, intelligent cargo compartment temperature monitor, intelligent cargo hold handling speed Rate monitor, the intelligent cargo hold liquid level monitor exchange information with liquid level sensor A, the intelligent cargo hold pressure monitor with Pressure sensor exchanges information, and the intelligent cargo compartment temperature monitor exchanges information with temperature sensor, the intelligent cargo hold dress Unload rate monitor to exchange information with liquid level sensor B, the liquid level sensor A, pressure sensor, temperature sensor, liquid level Sensor B is arranged on accordingly in tested cabin.
- 2. the cargo hold level monitoring system according to claim 1 based on Redundant Control, it is characterised in that described superfluous Remaining supervising device is exchanged information with the cargo hold detection means by CAN, CAN, the master computer and institute Redundant computer is stated to exchange information to form Redundant Control by the network switch, Ethernet.
- 3. the cargo hold level monitoring system according to claim 2 based on Redundant Control, it is characterised in that described CAN include CAN1 buses, CAN2 buses, the cargo hold detection means respectively by the CAN1 buses, CAN2 buses with The CAN connection.
- 4. the cargo hold level monitoring system according to claim 1 based on Redundant Control, it is characterised in that the base Also include driver's cabin monitor terminal in the cargo hold level monitoring system of Redundant Control, the driver's cabin monitor terminal by with Too net exchanges information with the redundancy supervising device.
- 5. the cargo hold level monitoring system according to claim 1 based on Redundant Control, it is characterised in that the goods Cabin detection means also includes intelligent ballast tank liquid level monitor, and the intelligent ballast tank liquid level monitor and liquid level sensor C are mutual Communication breath, the liquid level sensor C are arranged on accordingly in tested cabin.
- 6. the cargo hold level monitoring system according to claim 5 based on Redundant Control, it is characterised in that the intelligence Can cargo hold liquid level monitor, intelligent cargo hold pressure monitor, intelligent cargo compartment temperature monitor, the monitoring of intelligent cargo hold ratess of loading ＆ discharge Instrument, intelligent ballast tank liquid level monitor also include alarm module, the intelligent cargo hold liquid level monitor, intelligent cargo hold pressure monitoring Instrument, intelligent cargo compartment temperature monitor, intelligent cargo hold ratess of loading ＆ discharge monitor, intelligent ballast tank liquid level monitor are adopted according to what is received The information for collecting data exception triggers the alarm module alert.
- 7. the cargo hold level monitoring system according to claim 1 based on Redundant Control, it is characterised in that the goods Cabin detection means also includes intelligent monitor remote terminal, and the intelligent monitor remote terminal is by wireless network to intelligent prison Survey instrument transmission setup parameter.
- 8. the cargo hold level monitoring system according to claim 1 based on Redundant Control, it is characterised in that described superfluous Remaining supervising device also includes mobile computer, and the mobile computer reads the intelligence of the cargo hold detection means by wireless network The data of energy monitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720722446.4U CN207096773U (en) | 2017-06-21 | 2017-06-21 | A kind of cargo hold level monitoring system based on Redundant Control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720722446.4U CN207096773U (en) | 2017-06-21 | 2017-06-21 | A kind of cargo hold level monitoring system based on Redundant Control |
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| Publication Number | Publication Date |
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| CN207096773U true CN207096773U (en) | 2018-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720722446.4U Expired - Fee Related CN207096773U (en) | 2017-06-21 | 2017-06-21 | A kind of cargo hold level monitoring system based on Redundant Control |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053754A (en) * | 2019-03-18 | 2019-07-26 | 上海海事大学 | One kind exempting from Treatment of Ships'Ballast Water system liquid level Automatic adjustment method |
| CN110053755A (en) * | 2019-03-18 | 2019-07-26 | 上海海事大学 | A kind of experimental rig for exempting from Treatment of Ships'Ballast Water system |
| CN110488724A (en) * | 2019-09-19 | 2019-11-22 | 中国船舶重工集团公司第七0四研究所 | Liquid goods management system for ultra large crude carrier |
-
2017
- 2017-06-21 CN CN201720722446.4U patent/CN207096773U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053754A (en) * | 2019-03-18 | 2019-07-26 | 上海海事大学 | One kind exempting from Treatment of Ships'Ballast Water system liquid level Automatic adjustment method |
| CN110053755A (en) * | 2019-03-18 | 2019-07-26 | 上海海事大学 | A kind of experimental rig for exempting from Treatment of Ships'Ballast Water system |
| CN110488724A (en) * | 2019-09-19 | 2019-11-22 | 中国船舶重工集团公司第七0四研究所 | Liquid goods management system for ultra large crude carrier |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20180621 |