CN108644013A - A kind of expansible marine diesel monitoring system - Google Patents
A kind of expansible marine diesel monitoring system Download PDFInfo
- Publication number
- CN108644013A CN108644013A CN201810402895.XA CN201810402895A CN108644013A CN 108644013 A CN108644013 A CN 108644013A CN 201810402895 A CN201810402895 A CN 201810402895A CN 108644013 A CN108644013 A CN 108644013A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 238000004891 communication Methods 0.000 claims abstract description 15
- 230000009977 dual effect Effects 0.000 claims abstract description 4
- 241000208340 Araliaceae Species 0.000 claims 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims 2
- 235000003140 Panax quinquefolius Nutrition 0.000 claims 2
- 235000008434 ginseng Nutrition 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract 1
- 101150008604 CAN1 gene Proteins 0.000 description 6
- 239000000446 fuel Substances 0.000 description 5
- 101150063504 CAN2 gene Proteins 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000010759 marine diesel oil Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/08—Safety, indicating, or supervising devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
- F02D29/02—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving vehicles; peculiar to engines driving variable pitch propellers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Selective Calling Equipment (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The present invention relates to a kind of expansible, collecting and distributing type marine diesel monitoring systems, the display parameters of display system are relatively simple in the monitoring security system of existing marine diesel, and Reliability comparotive is poor, and graphical display is single, external autgmentability is poor, cannot provide the user with abundant display effect.Thus, the present invention proposes that a kind of system can be realized, pass through dual power supply, double CAN redundancy communications, and display sub-module external interface module can perform external program load and call the function of the function drafting and display control drawn, convenient for calling external presentation control function in monitoring security system so that in the case of safeguards system reliability, the display function of monitoring system can be enriched.
Description
Technical field
The present invention relates to marine diesel oil machine monitoring security system, the marine diesel machine monitoring of especially a kind of multifunction
System.
Background technology
Diesel engine can be used as ship as a kind of device providing power and promote mainly unit, main hair unit, Ying Fa
Unit, all kinds of pump power units etc., therefore the monitoring security system of marine diesel is directly related to ship power and power generation is set
Standby safety in operation.Since diesel engine type is different, the parameter of acquisition is also different, in addition existing display system etc. on ship
It is relatively simple, it is unfavorable for extending.Along with the use habit etc. of user, the monitoring display pattern of preset parameter formula cannot
Meet the needs of user.The parameter that existing acquisition system is acquired simultaneously is limited, is also unfavorable for user and voluntarily extends；Simultaneously
Existing monitoring system there is also wiring it is complicated, reliability is not high, failure rate increases the problems such as.
Invention content
To solve the above-mentioned problems, the present invention proposes a kind of expansible boat diesel engine monitoring system.It uses two
Kind CAN calibration protocol [ASAP standard] is combined with modbus RTU remote terminal protocols, has multiple extension submodules and display sub-module, is protected
Hinder the stability of system and the scalability of gathered data and shows the diversification of figure.
The present invention at least has following three important inventive points：
(1) acquisition and control of engine basic parameter are completed by primary module；Meet use by extending submodule
The customization function at the family situation inadequate with primary module acquisition channel is solved；
(2) system redundancy is provided using double CAN redundancy communications and dual power supply by communication between module, when being
When system breaks down, it can switch over and back up in time.This is particularly important in the ship of navigation.
(3) it is electrically connected with primary module by the RS485 buses of display sub-module, according to the demand of user, carries out display mould
The configuration of formula, the display sub-module have external interface function module, can also be by calling external mapping program to complete display
The division in region and the diversification for showing figure, and it is compatible with the graphical display that display sub-module carries.
According to the present invention provides a kind of expansible marine diesel monitoring system, the system comprises；
Primary module, extension submodule and display sub-module；
Using double CAN communications between the primary module and extension submodule, and communicated using CAN calibration protocol [ASAP standard], son
Module is CAN calibration protocol [ASAP standard] slave station, and primary module is CAN calibration protocol [ASAP standard] main website, and CAN calibrations control instruction establishes primary module and extension
Continuous logic session between submodule；Primary module completed to the parameter configurations of different extension submodules by different instructions and
Data acquire；Primary module accesses to each extension submodule according to fixed cycle cycle.Submodule is extended to be used for diesel oil
The acquisition of machine parameter；
Display sub-module is connected by RS485 communication interfaces with primary module, is used between display sub-module and primary module
Modbus rtu protocols are communicated, wherein the primary module is Modbus slave stations, the display sub-module is main website, described aobvious
Show that submodule may be selected with RS485 communication interfaces and support the display of Modbus master functions, completes the display of parameter, together
When the type display with input button, be arranged for local parameter, while the parameter can be configured to respectively by primary module
It extends in submodule.
The system further comprises：
The extension submodule can be that RTD resistance temperature detectors measure extension submodule, 4-20mA/0-5V is measured and expanded
It opens up submodule, On-off signal/output switch parameter and extends submodule, each extension submodule is carried out using 5 toggle switch
Address is arranged, and accesses convenient for primary module.
The system further comprises
The extension submodule and display sub-module and primary module all use dual power supply.
The system further comprises
The display sub-module further comprises, including external interface function module, for loading external data and calling
Drawing function, and the data of input are shown and are controlled.
One step of system progress includes
The external interface function module, for loading external data and calling drawing function, and it is aobvious to the data of input
Show and controlled, the figure specially drawn to outer input data is carried out with the datagraphic acquired from each extension submodule
Multi-section display, and extend by external load program the drafting function of figure so that the included graphical display of display sub-module with
The figure that external data is drawn mutually is coordinated.
The system further comprises
The primary module can complete 4 channels RTD measure extension submodule number evidence acquisition or 4 channels 4-20mA,
0-5V measure extension submodule number evidence acquisition or 8 channels On-off signal/On-off signal submodule number evidence acquisition or
The RTD in 16 channels measures the data acquisition of submodule.
The system further comprises
The output switch parameter exports for passive contact, and the On-off signal is 24V positive inputs.
Description of the drawings
Embodiment of the present invention is described below with reference to attached drawing, wherein：
Fig. 1 is according to the block diagram shown in embodiment of the present invention.
Specific implementation mode
The embodiment of the ferry-boat vehicle dispatch system of the present invention is described in detail below with reference to accompanying drawings.
The present invention provides a kind of expansible marine diesel monitoring system, it is characterised in that can according to the needs of user into
The corresponding extension of row, system block diagram is as shown in Fig. 1, mainly measures extension by 1 primary module, RTD resistance temperature detectors
Submodule, 4-20mA/0-5V measure extension submodule, On-off signal/output switch parameter extension submodule, output switch parameter expands
Open up the compositions such as submodule, display sub-module.Wherein, the quantity of each submodule can be added according to actual demand, each submodule
Block is arranged using 5 toggle switch into row address, and the total quantity of all submodules is no more than 32.All modules are all made of double electricity
Source powers, and when wherein power supply breaks down all the way, another way power supply can automatically switch to power.The primary module and all extensions
It is communicated using double CAN between module, respectively CAN1 and CAN2 ensure that the reliability of data transmission.Primary module and expansion
It is communicated using CCP (CAN Calibration Protocol) agreement between exhibition submodule, primary module is CCP main websites, is expanded
Exhibition submodule is CCP slave stations, and the continuous logic meeting between primary module and each extension submodule can be established by CPP control instructions
Words, therefore primary module can complete the parameter configuration and data acquisition function to extending submodule by different instructions.Primary module
It can access, can also be accessed or at random by the way of competition to each extension submodule according to fixed loop cycle
The interval time of setting accesses, with being assigned with two sets of independent registers respectively to the CAN1 and CAN2 of each submodule
Location, what is stored in register is collected data, primary module to each access of submodule all can successively by CAN1 and
CAN2 issues link order, and waits for corresponding response message, and primary module can use the register address of CAN1 under default conditions
In corresponding data, when CAN1 connections are unsuccessful, i.e., when CAN1 breaks down, just automatically using CAN2 register address in
Data.Communication connection is carried out using RS485 between the primary module and the display sub-module, passes through Modbus rtu protocols
It is communicated, wherein primary module is Modbus slave stations, and the display sub-module is Modbus main websites；The display sub-module is optional
The digital tube display module for selecting with RS485 communication interfaces and supporting Modbus master functions, completes the display of parameter, simultaneously should
The display module of type can be used for local parameter setting with input button, and the parameter of setting can be configured to respectively by primary module
In submodule；The display sub-module can also select with RS485 communication interfaces and support touching for Modbus master functions
Panel module is touched, completes the display of parameter, while parameter can be locally located by touch screen, the parameter of setting can pass through master
Module is configured in each submodule.When using ModBus-RTU pattern transmission datas, information is transmitted as asynchronous system, and with word
Section is unit.The communication information transmitted between main website and slave station can be 11 word formats:Word format (serial data) 11
Position 1 data bit of binary system start bit, 8 bit parity check position 1:There is parity check bit/nothing:No parity position stop position 1
Position:There are parity check bit/2:No parity position communication data (information frame) formatted data length:Address code function code data
Area's error checking data format:1 byte, 1 byte N byte, 16 CRC codes (redundant cyclic code).Each ModBus data packets can be by
4 substation address, function, data and error checking parts form.
The primary module can complete the data acquisition of the RTD type sensors in 4 channels, wherein the sensor packet of RTD types
Pt100, Pt1000, Cu50, thermistor etc. are included, can carry out hardware by jumper for different types of sensor matches
It sets, the amount usually measured includes cooling water into machine temperature, cooling water out-of-machine temperature, oil temperature etc.；The primary module can be complete
At the data acquisition of the 4-20mA/0-5V type sensors in 4 channels, different types of sensor can be carried out by jumper
Hardware configuration, the amount usually measured include lubricating oil pressure, fresh water pressure, fuel pressure, charge-air pressure etc.；The primary module
It can complete the acquisition of 1 road tach signal, the type of tach signal includes sinusoidal signal and pulse signal, usually engine speed
Acquisition；The primary module can complete the acquisition of 8 channel switch amounts input, and wherein On-off signal is 24V positive inputs, usually
On-off model for acquiring engine, as water temperature height, low oil pressure, fuel leakage, remote control input, remote state, shutdown are defeated
Enter, emergency stop input, start input etc.；The primary module can complete the output of 8 channel switch amounts, and output switch parameter is passive contact
Output, commonly used in having opened moving electromagnetic valve, having shut down solenoid valve, emergency stop solenoid valve, load down solenoid valve and various states
Output；
Based on above-mentioned, the RTD measures the data acquisition that extension submodule can complete the RTD type sensors in 16 channels,
The sensor of wherein RTD types includes Pt100, Pt1000, Cu50, thermistor etc., and different types of sensor can be led to
It crosses jumper and carries out hardware configuration, measured commonly used in each cylinder row temperature measurement, each base bearing temperature, each cylinder splashing fuel temperature measurement
Deng；
Based on above-mentioned, the 4-20mA/0-5V, which measures extension submodule, can complete the 4-20mA/0-5V types in 16 channels and pass
The data of sensor acquire, and hardware configuration can be carried out by jumper for different types of sensor, as starting air pressure,
Control air pressure, pressure etc. after pressure, oil filter before pressure, oil filter after pressure, fuel filter before fuel filter；The 4-
20mA/0-5V, which measures extension submodule, can complete the acquisition of 3 channel tach signals, and the type of tach signal includes sinusoidal signal
And pulse signal, such as supercharger speed；
Based on above-mentioned, the On-off signal/output switch parameter extension submodule can complete the input of 16 channel switch amounts
Acquisition and 16 channel switch amounts output, wherein On-off signal be 24V positive inputs, output switch parameter be passive contact output,
Commonly used in the acquisition of the on-off model of extension engine；
Based on above-mentioned, the output switch parameter extension submodule can complete the output of 32 channel switch amounts, output switch parameter
It is exported for passive contact, output is exported or controlled commonly used in expandable passive alarm point.
Receive the data for each measurement extension submodule acquisition that primary module forwards；Sub- display module sends control and refers to
It enables, sub- display module calls the drawing function of itself or the external interface function module by submodule according to the needs of display
Loading procedure, execution parameter acquisition, status display, dynamic trend is shown, historical trend is shown, simulated technological process is shown；Run thing
Part, data storage, record；Run report printing, accident condition report printing；Data processing；System failure detection, alarm.
The display sub-module includes an external interface function module, the port or hard with principal function calling function
The external tapping of part to carry out the load of external function, while can control the display of input data, to external input number
According to the datagraphic of the acquisitions such as the figure and submodule drawn, multi-section display is carried out, or pass through external load program expander graphs
The drafting function of shape so that the figure that the included graphical display of system is drawn with external data is mutually coordinated or expansion system is included
Graphical display function, be supplied to the selection of a variety of displays of user, the control to enable the data of monitoring system graphical
And diversification, meet the display of the monitoring pattern of monitoring system, while using external interface, it is outside convenient for the image of monitoring data
Transmission is sent.
It is understood that although the present invention has been disclosed in the preferred embodiments as above, above-described embodiment not to
Limit the present invention.For any person skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications all are made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of variation.Therefore, every content without departing from technical solution of the present invention is right according to the technical essence of the invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments still fall within the range of technical solution of the present invention protection
It is interior.
Claims (7)
1. a kind of expansible marine diesel monitoring system, it is characterised in that：The system includes primary module, extension submodule
Block and display sub-module；Using double CAN communications between the primary module and extension submodule, and carried out using CAN calibration protocol [ASAP standard]
Communication, submodule are CAN calibration protocol [ASAP standard] slave station, and primary module is CAN calibration protocol [ASAP standard] main website, and CAN calibrations control instruction establishes main mould
Continuous logic session between block and extension submodule；Primary module completes the ginseng to different extension submodules by different instructions
Number configuration and data acquisition；Primary module accesses to each extension submodule according to fixed cycle cycle.Submodule is extended to use
In the acquisition to Diesel Engine Parameters；Display sub-module is connected by RS485 communication interfaces with primary module, display sub-module and main mould
It is communicated using Modbus rtu protocols between block, wherein the primary module is Modbus slave stations, the display sub-module is
Main website, the display sub-module may be selected with RS485 communication interfaces and support the display of Modbus master functions, complete ginseng
Several displays, while the display is arranged, while the parameter can be configured by primary module with input button for local parameter
Into each extension submodule.
2. the system as claimed in claim 1 further comprises：The extension submodule can be that RTD resistance temperature detectors are surveyed
Amount extension submodule, 4-20mA/0-5V measure extension submodule, On-off signal/output switch parameter extends submodule, described each
It extends submodule using 5 toggle switch to be arranged into row address, access convenient for primary module.
3. system as claimed in claim 2 further comprises：The extension submodule and display sub-module and primary module are all adopted
Use dual power supply.
4. system as claimed in claim 3 further comprises：The display sub-module includes external interface function module, is used for
It loads external data and calls drawing function, and the data of input are shown and are controlled.
5. one step of system progress as claimed in claim 4 includes：The external interface function module, for loading external data
With call drawing function, and the data of input shows and are controlled, figure that specially outer input data is drawn and
The datagraphic acquired from each extension submodule carries out multi-section display, and the drafting work(of figure is extended by external load program
It can so that the figure that the included graphical display of display sub-module is drawn with external data is mutually coordinated.
6. system as claimed in claim 5 further comprises：The RTD that the primary module can complete 4 channels measures extension
The switching value that 4-20mA, the 0-5V in the acquisition of module data or 4 channels measure the acquisition or 8 channels that extend submodule number evidence is defeated
Enter/RTD in the acquisition of On-off signal submodule number evidence or 16 channels measures the data acquisition of submodule.
7. system as claimed in claim 6 further comprises：The On-off signal/output switch parameter extension submodule is opened
Pass amount output is that passive contact exports, and On-off signal is 24V positive inputs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402895.XA CN108644013B (en) | 2018-04-28 | 2018-04-28 | A kind of expansible marine diesel monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402895.XA CN108644013B (en) | 2018-04-28 | 2018-04-28 | A kind of expansible marine diesel monitoring system |
Publications (2)
| Publication Number | Publication Date |
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| CN108644013A true CN108644013A (en) | 2018-10-12 |
| CN108644013B CN108644013B (en) | 2019-03-12 |
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| CN201810402895.XA Active CN108644013B (en) | 2018-04-28 | 2018-04-28 | A kind of expansible marine diesel monitoring system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201184970Y (en) * | 2008-04-21 | 2009-01-21 | 中国船舶重工集团公司第七一一研究所 | Embedded board for acquiring data of watercraft engine compartment |
| CN201945848U (en) * | 2011-02-11 | 2011-08-24 | 卢云 | Remote control and alarming device for ship main engine |
| CN203012446U (en) * | 2012-12-18 | 2013-06-19 | 武汉华中数控股份有限公司 | Bus type PLC unit supporting multifunctional modules |
| CN104834260A (en) * | 2014-12-03 | 2015-08-12 | 南京晨光集团有限责任公司 | Double-channel CAN bus controller based on frequency conversion control and double-CAN arbitration method |
| CN205450696U (en) * | 2015-12-24 | 2016-08-10 | 桂林金铭和智控科技有限公司 | Ship engine centralized monitoring system based on CAN communication |
-
2018
- 2018-04-28 CN CN201810402895.XA patent/CN108644013B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201184970Y (en) * | 2008-04-21 | 2009-01-21 | 中国船舶重工集团公司第七一一研究所 | Embedded board for acquiring data of watercraft engine compartment |
| CN201945848U (en) * | 2011-02-11 | 2011-08-24 | 卢云 | Remote control and alarming device for ship main engine |
| CN203012446U (en) * | 2012-12-18 | 2013-06-19 | 武汉华中数控股份有限公司 | Bus type PLC unit supporting multifunctional modules |
| CN104834260A (en) * | 2014-12-03 | 2015-08-12 | 南京晨光集团有限责任公司 | Double-channel CAN bus controller based on frequency conversion control and double-CAN arbitration method |
| CN205450696U (en) * | 2015-12-24 | 2016-08-10 | 桂林金铭和智控科技有限公司 | Ship engine centralized monitoring system based on CAN communication |
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| CN108644013B (en) | 2019-03-12 |
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Address after: 226600 No. 6 Xiyuan Avenue, Haian Town, Haian City, Nantong City, Jiangsu Province Patentee after: Jiangsu Enda General Equipment Group Co., Ltd Address before: No. 6 West Road Haian town Haian County Jiangsu city Nantong province 226600 Patentee before: JIANGSU ENDA GENERAL EQUIPMENT Co.,Ltd. |