CN110275479A - A kind of ship desulfurization monitoring method and system - Google Patents
A kind of ship desulfurization monitoring method and system Download PDFInfo
- Publication number
- CN110275479A CN110275479A CN201810219195.7A CN201810219195A CN110275479A CN 110275479 A CN110275479 A CN 110275479A CN 201810219195 A CN201810219195 A CN 201810219195A CN 110275479 A CN110275479 A CN 110275479A
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- China
- Prior art keywords
- desulfurization process
- desulfurization
- sulfur
- ship
- smoke gas
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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
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14006—Safety, monitoring in general
Abstract
With desulfurization monitoring method (200), this method comprises the following steps: the discharge standard (201) for sulfur-containing smoke gas for corresponding to the position is obtained according to the current GPS location of the ship for a kind of ship；Corresponding desulfurization process scheme (202) is selected according to the discharge standard of the sulfur-containing smoke gas；According to the discharge standard and corresponding desulfurization process scheme, corresponding desulfurization process setup parameter (203) is set；Implement the desulfurization (204) of the sulfur-containing smoke gas using the desulfurization process setup parameter.
Description
Technical field
The present invention relates to automatically-monitored fields, more particularly to a kind of ship desulfurization monitoring method and system.
Background technique
It is increasingly stringenter along with the requirement that IMO (International Maritime Organization) discharges ocean exhaust gas, desulphurization plant peculiar to vessel is made
Very important role is play in modern ocean shipping for a very important processing unit.
Ship would generally pass through multiple and different sea area or region especially in transport by sea, and each different region is past
It is past to use different discharge standard and emission request, therefore efficient and flexible operation and use in order to realize desulphurization plant,
Simultaneously or realize energy saving as far as possible and cost, it should be by different regions in the operation and parameter setting of desulphurization plant
It generally requires to take into account using different this influence factor of discharge standard and emission request, it is de- so as to further increase
The efficiency and resource utilization of sulphur equipment.
Summary of the invention
Therefore, according to a first aspect of the present invention it is proposed a kind of ship desulfurization monitoring method, this method include following step
It is rapid:
The discharge standard for sulfur-containing smoke gas for corresponding to the position is obtained according to the current GPS location of the ship；
Corresponding desulfurization process scheme is selected according to the discharge standard of the sulfur-containing smoke gas；
According to the discharge standard and corresponding desulfurization process scheme, corresponding desulfurization process setup parameter is set；
Implement the desulfurization of the sulfur-containing smoke gas using the desulfurization process setup parameter.
The design of desulfurization monitoring method described in first aspect according to the invention is, navigates for ship flue gas in ocean
The emission problem of sulfur-containing smoke gas in fortune, by conjunction with ship be presently in GPS position of the sea area position such as from GPS device
Set and current sea area in for sulfur-containing smoke gas discharge standard automatically select the corresponding desulfurization process scheme for needing to take and
Select whether corresponding desulfurization process pre-set parameter, such as ship are located in such as sulphur emissions restricted area (SECA) at present,
So as to realize that ship can automatically carry out selection switching and specific aim between the desulfurization process scheme of various needs
Ground automatically adjusts to the parameter in specific desulfurization process scheme, so that being set as far as possible by the parameter optimized
It is scheduled under the desulfurization program of optimization and desulfurization is carried out to sulfur-containing smoke gas, more automatically working mould thus on the one hand may be implemented
Formula, and can also further save the energy and cost consumption.
Advantageously, the GPS location of the ship can be obtained by GPS device and can combine electronic chart data base
Obtain the discharge standard for sulfur-containing smoke gas for corresponding to the position.So that it is available to reuse ship itself
Existing resource, and manual operation is reduced as far as.
Advantageously, the desulfurization process setup parameter can be obtained by theoretical calculation and test simulation.It is possible thereby to the greatest extent
It is likely to be breached the desulfuration efficiency of optimization, while reducing energy consumption and cost.
Advantageously, the desulfurization process setup parameter of the acquisition can according to different regions discharge standard correspondingly
Storage.Such as these can be combined each GPS location such as sea area excellent by obtaining by theoretical calculation and test simulation
The desulfurization process setup parameter of change is stored in self-built database, and the desulfurization process setup parameter of advantageously these optimizations
It can be updated with the update of the relevant laws and regulations of relevant range, to always be able to maintain the operation mould of optimization as far as possible
Formula saves the energy and consumption.
Advantageously, the desulfurization process scheme can also be by about ship safety defense monitoring system (VMS) and host phase
Close the influence of information.So that advanced optimizing desulfurization process scheme.
Advantageously, the desulfurization process scheme may include open type desulfurization processing, enclosed desulfurization process and above two
The mixed processing scheme of mode.According to the present invention, so-called open type it is to be understood that allow washing water discharge areas in, seawater
Can be used as washing water, participate in desulfurization process, into cross water process it is up to standard after, discharge immediately.Advantageously, starting desulfurization process
, can be according to desulfurization effect in the case where scheme, automatic addition is used for the lye of desulfurization.So-called enclosed is it is to be understood that washing
Water zero discharge region is washed, 50% soda bath can be added in seawater, participates in desulfurization process together as cleaning solution, simultaneously
Closed cycle is carried out, open type seawater reduces the temperature of circulating cleaning solution as coolant liquid at this time, and cleaning solution can reach zero-emission.
Second aspect according to the invention also proposes a kind of corresponding ship desulfurization monitoring system, during which includes:
Central processor, actuator, desulfurization process unit, input unit and output unit, the actuator, desulfurization process unit, input
Unit and output unit are electrically connected or communicate to connect with central processing unit respectively, and the central processing unit is configured to, according to described
The current GPS location of ship obtains the discharge standard for sulfur-containing smoke gas for corresponding to the position；And according to the sulfur-bearing
The discharge standard of flue gas sends control command and selects corresponding desulfurization process scheme to the desulfurization process unit and for phase
The corresponding desulfurization process setup parameter for the desulfurization process scheme setting answered；And control command is sent to the desulfurization process list
Member is to use the desulfurization process setup parameter to implement the desulfurization of the sulfur-containing smoke gas.
Advantageously, the central processing unit is configured to programmable logic device (PLC).It is well known that programmable logic device
Part is easy to use, programming is simple, function is strong, high reliablity, and strong antijamming capability, design, installation, debugging work load are few and just
In maintenance.Certainly, other any suitable devices that may be configured as processor are all admissible.
Advantageously, actuator may include water pump, hydraulic valve or pneumatic operated valve.Water pump be structured to herein drawing smoke or
Person's seawater, hydraulic valve or pneumatic operated valve are used for corresponding regulation and control.Certainly, similar other actuators for being able to achieve the function
It also is all admissible.
Advantageously, the input unit and output unit can be constructed for user carry out corresponding operating and setting and
The component part of industrial personal computer with identical display function.Naturally, the device of any other achievable identical function is also can
With consideration, such as touch screen and tablet computer etc..The input unit can be used for inputting corresponding data or parameter or
Necessary information such as GPS data or desulfurization process pre-set parameter are transferred to center by the communication with central processing unit by person
Processor.
In general, desulfurization process unit according to the invention mainly may include desulfurizing tower, blower, pump and valve and necessity
Detection device and water treatment facilities, it is possible thereby to realize to sulfur-containing smoke gas carry out desulfurization process.Advantageously, according to the invention
Desulfurization process unit may operate in the mixing of open type desulfurization tupe, enclosed desulfurization process mode and above two mode
Under tupe.Description above has been carried out about beginning desulfurization process and enclosed desulfurization process, details are not described herein.
Advantageously, the central processing unit can be communicated by being electrically connected with ship safety defense monitoring system (VMS)
With exchange data or control command.
According to ship desulfurization monitoring device proposed by the present invention, function is more powerful in ship actual motion and supervises
Control range more comprehensively and extensively, especially in the case where combining GPS and electronic chart data base desulfuration efficiency more preferably, more
Intelligence, automatically switching operation mode and setting desulfuration efficiency.Furthermore in the case where an emergency situation is encountered, advantageously, the system
Corresponding automatic alarm can also be equipped with and comprising system, to take corresponding measure when certain component malfunctions, such as
It is automatically cut off.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described.It should be evident that the accompanying drawings in the following description only describes
A part of the embodiments of the present invention.These attached drawings are not restrictive for the present invention, but are served illustrative.
Wherein:
Fig. 1 shows the illustrative side of the ship desulfurization monitoring system 100 of a specific embodiment according to the invention
Block diagram；
Fig. 2 shows the desulfurization process lists in the desulfurization monitoring system 100 of a specific embodiment according to the invention in Fig. 1
The exemplary control model figure of the enclosed desulfurization process mode of member 103；
Fig. 3 shows a kind of illustrative flow chart of ship desulfurization monitoring method 200 according to the invention.
Specific embodiment
Fig. 1 shows the illustrative side of the ship desulfurization monitoring system 100 of a specific embodiment according to the invention
Block diagram.The desulfurization monitoring system 100 includes: central processing unit 101, actuator 102, desulfurization process unit 103, input unit
104 and output unit 105, the actuator 102, desulfurization process unit 103, input unit 104 and output unit 105 respectively with
Central processing unit electrical connection or communication connection.According to the present embodiment, which is configured to programmable logic device
(PLC)；Actuator 102 includes water pump, hydraulic valve or pneumatic operated valve etc.；Input unit 104 and output unit 105 are structured to use
Family progress corresponding operating input keyboard and display of industrial personal computer having a display function with setting and identical.
According to the present invention, the PLC as central processing unit 101 is configured to, and is obtained according to the current GPS location of the ship
Corresponding to the discharge standard for sulfur-containing smoke gas of the position, wherein can be according to the GPS location combination electronics of the ship
Chart zoom obtains the discharge standard for sulfur-containing smoke gas for corresponding to the position；And according to the row of the sulfur-containing smoke gas
It puts standard and sends control command to the desulfurization process unit to select corresponding desulfurization process scheme and for corresponding desulfurization
The corresponding desulfurization process setup parameter of processing scheme setting；And control command is sent to the desulfurization process unit to use
The desulfurization process setup parameter implements the desulfurization of the sulfur-containing smoke gas.Wherein, the desulfurization process setup parameter can pass through
Theoretical calculation and test simulation are obtained and can correspondingly be stored according to the discharge standard in different regions, for example are stored as
Database.
In general, desulfurizer peculiar to vessel mainly includes desulfurizing tower, blower, pump and valve and necessary detection, water process are set
It is standby.Similarly, it according to the present embodiment, also can have according to desulfurization process unit 103 proposed by the present invention identical or corresponding
Component part or component.Furthermore it may operate at open type desulfurization tupe according to the desulfurization process unit 103 of the present embodiment, close
Under the mixed processing mode of formula desulfurization process mode and above two mode.According to the present invention, so-called open type it is to be understood that
In allowing washing water discharge areas, seawater can be used as washing water, participate in desulfurization process, into cross water process it is up to standard after, stand
Discharge.Advantageously, can be according to desulfurization effect in the case where starting desulfurization process scheme, automatic addition is for desulfurization
Lye.50% soda bath can be added in seawater, one by so-called enclosed it is to be understood that in washing water zero discharge region
It rises and participates in desulfurization process as cleaning solution, while carrying out closed cycle, open type seawater reduces circulation washing as coolant liquid at this time
The temperature of liquid, cleaning solution can reach zero-emission.
Such as it is carried out as follows according to the 103 enclosed desulfurization process mode of desulfurization process unit of the present embodiment:
Wherein the main close loop control circuit of enclosed desulfurization process modular system be desulfurization process unit 103 in include
PH (pH value) in circulating tank, because the best pH value of cleaning solution is maintained to can guarantee that air exit sulfur dioxide concentration i.e. desulfurization is imitated
Rate.Wherein, the PH in circulating tank is most complicated control object, wherein mainly in combination with negative feedback closed loop adjusting and feed forward open loop
The advantages of adjusting the two which thereby enhances to retardance height, the control quality of strong jamming object.I.e.
Negative-feedback regu- lation: it by the deviation of pH value in the circulating tank of feedback and input setting value, is transported by controller PID
It calculates, to adjust the output flow of NAOH flow pump；
Feed-forward regulation: multiplication (or main engine power) is done by the concentration of flow and sulfur dioxide to flue gas, obtains two
The content of sulfur oxide, using content of sulfur dioxide as a disturbance term, PH is control NAOH stream before changing in circulating pump
The output flow for measuring pump, compensates this interference.As shown in Fig. 2.
Above-mentioned enclosed desulfurization process mode is only exemplary, and is able to achieve other controls or processing of same or similar effect
Mode is also admissible.
In addition, the PLC as central processing unit can also be carried out by electrical connection and ship safety defense monitoring system (VMS)
Communication and exchange data or control command.It is possible thereby to obtain the information or feelings of the necessary operation that can influence system in time
Condition.
Fig. 3 shows a kind of illustrative flow chart of ship desulfurization monitoring method 200 according to the invention.Party's code
Include the following steps: to type
The discharge standard for sulfur-containing smoke gas for corresponding to the position is obtained according to the current GPS location of the ship
201；
Corresponding desulfurization process scheme 202 is selected according to the discharge standard of the sulfur-containing smoke gas；
According to the discharge standard and corresponding desulfurization process scheme, corresponding desulfurization process setup parameter 203 is set；
Implement the desulfurization 204 of the sulfur-containing smoke gas using the desulfurization process setup parameter.
Above description to the embodiment proposed, enables those skilled in the art to implement or use the present invention.
It should be appreciated that the feature disclosed in above embodiments individually or can be tied mutually other than the situation for having special instruction
Ground is closed to use.Various modifications to these embodiments will be readily apparent to those skilled in the art, herein
Defined in General Principle can realize in other embodiments without departing from the spirit or scope of the present invention.
Therefore, invention disclosed herein is not limited to disclosed specific embodiment, but is intended to appended right such as and wants
Ask the modification within the spirit and scope of the present invention defined by book.
Claims (11)
1. a kind of ship, with desulfurization monitoring method (200), this method comprises the following steps:
The discharge standard (201) for sulfur-containing smoke gas for corresponding to the position is obtained according to the current GPS location of the ship；
Corresponding desulfurization process scheme (202) is selected according to the discharge standard of the sulfur-containing smoke gas；
According to the discharge standard and corresponding desulfurization process scheme, corresponding desulfurization process setup parameter (203) is set；
Implement the desulfurization (204) of the sulfur-containing smoke gas using the desulfurization process setup parameter.
2. according to the method for claim 1 (200), which is characterized in that according to the GPS location combination electron sea of the ship
Chart database obtains the discharge standard for sulfur-containing smoke gas for corresponding to the position.
3. according to the method for claim 1 (200), which is characterized in that the desulfurization process setup parameter passes through theoretical meter
It calculates and test simulation obtains.
4. according to the method for claim 1 (200), which is characterized in that the desulfurization process setup parameter of the acquisition according to
The discharge standard in different regions correspondingly stores.
5. according to the method for claim 1 (200), which is characterized in that the desulfurization process scheme includes at open type desulfurization
The mixed processing scheme of reason, enclosed desulfurization process and above two mode.
6. a kind of ship is with desulfurization monitoring system (100), comprising: central processing unit (101), actuator (102), desulfurization process list
First (103), input unit (104) and output unit (105), the actuator, desulfurization process unit, input unit and output are single
Member is electrically connected or communicates to connect with central processing unit respectively, and the central processing unit is configured to, according to the current GPS of the ship
Position acquisition corresponds to the discharge standard for sulfur-containing smoke gas of the position；And according to the discharge standard of the sulfur-containing smoke gas
It sends control command and selects corresponding desulfurization process scheme to the desulfurization process unit and for corresponding desulfurization process side
The corresponding desulfurization process setup parameter of case setting；And control command is sent to the desulfurization process unit using described de-
Sulphuring treatment setup parameter implements the desulfurization of the sulfur-containing smoke gas.
7. monitoring system (100) according to claim 6, which is characterized in that the central processing unit is configured to programmable
Logical device.
8. monitoring system (100) according to claim 6, which is characterized in that the actuator include water pump, hydraulic valve or
Pneumatic operated valve.
9. monitoring system (100) according to claim 6, which is characterized in that the input unit and output unit are constituted
To carry out corresponding operating with the setting and identical component part of industrial personal computer having a display function for user.
10. monitoring system (100) according to claim 6, which is characterized in that the desulfurization process unit may operate at out
Under the mixed processing mode of formula desulfurization process mode, enclosed desulfurization process mode and above two mode.
11. monitoring system (100) according to claim 6, which is characterized in that the central processing unit passes through electrical connection
Data or control command are communicated and exchanged with ship safety defense monitoring system (VMS).
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| CN201810219195.7A CN110275479A (en) | 2018-03-16 | 2018-03-16 | A kind of ship desulfurization monitoring method and system |
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| CN201810219195.7A CN110275479A (en) | 2018-03-16 | 2018-03-16 | A kind of ship desulfurization monitoring method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113769545A (en) * | 2021-10-08 | 2021-12-10 | 杭州鸿盛科技有限公司 | Ship flue gas desulfurization control method, device and system |
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| CN104334254A (en) * | 2013-05-08 | 2015-02-04 | 朗技术公司 | Method for treating impurities contained in exhaust gases of ships, ship with a scrubber, and purification unit |
| CN104826475A (en) * | 2015-05-08 | 2015-08-12 | 大连海事大学 | Ship exhaust gas mixed type desulfurization device and working method thereof |
| CN107579586A (en) * | 2017-09-28 | 2018-01-12 | 无锡昊瑜节能环保设备有限公司 | A kind of ship power distribution control system based on intelligent controller |
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| CN102159455A (en) * | 2008-09-17 | 2011-08-17 | 洋马株式会社 | Exhaust gas purifying system for vessel engine |
| CN102120138A (en) * | 2011-02-17 | 2011-07-13 | 大连海事大学 | Magnesium base-seawater method desulfurization system for ship |
| CN104334254A (en) * | 2013-05-08 | 2015-02-04 | 朗技术公司 | Method for treating impurities contained in exhaust gases of ships, ship with a scrubber, and purification unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113769545A (en) * | 2021-10-08 | 2021-12-10 | 杭州鸿盛科技有限公司 | Ship flue gas desulfurization control method, device and system |
| CN113769545B (en) * | 2021-10-08 | 2023-09-08 | 杭州鸿盛科技有限公司 | Ship flue gas desulfurization control method, device and system |
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Address after: 201306 building C, No. 888, Huanhu West 2nd Road, Lingang New District, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Applicant after: Shanghai Huajing Zhiyun Marine Technology Co.,Ltd. Address before: 201306 room 413, No. 399, Haiyang 1st Road, Pudong New Area, Shanghai Applicant before: SHANGHAI GMPE ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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Application publication date: 20190924 |