CN107389868A - A kind of ship tail gas on-line monitoring and control system - Google Patents

A kind of ship tail gas on-line monitoring and control system Download PDF

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Publication number
CN107389868A
CN107389868A CN201710670863.3A CN201710670863A CN107389868A CN 107389868 A CN107389868 A CN 107389868A CN 201710670863 A CN201710670863 A CN 201710670863A CN 107389868 A CN107389868 A CN 107389868A
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CN
China
Prior art keywords
tail gas
filter
control
ship tail
gas
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Pending
Application number
CN201710670863.3A
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Chinese (zh)
Inventor
刘德允
申旭辉
綦振华
范黎锋
周中山
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Nanjing Assen Environmental Technology Co Ltd
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Nanjing Assen Environmental Technology Co Ltd
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Filing date
Publication date
Application filed by Nanjing Assen Environmental Technology Co Ltd filed Critical Nanjing Assen Environmental Technology Co Ltd
Priority to CN201710670863.3A priority Critical patent/CN107389868A/en
Publication of CN107389868A publication Critical patent/CN107389868A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002Casings; Housings; Frame constructions
    • B01D46/0012In-line filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42Auxiliary equipment or operation thereof
    • B01D46/44Auxiliary equipment or operation thereof controlling filtration
    • B01D46/46Auxiliary equipment or operation thereof controlling filtration automatic
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004Gaseous mixtures, e.g. polluted air
    • G01N33/0009General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036Specially adapted to detect a particular component
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004Gaseous mixtures, e.g. polluted air
    • G01N33/0009General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036Specially adapted to detect a particular component
    • G01N33/0037Specially adapted to detect a particular component for NOx
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004Gaseous mixtures, e.g. polluted air
    • G01N33/0009General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036Specially adapted to detect a particular component
    • G01N33/004Specially adapted to detect a particular component for CO, CO2

Abstract

The present invention is a kind of ship tail gas on-line monitoring and control system, including Tail gas measuring unit, analysis controlling unit, circular treatment unit, described Tail gas measuring unit, circular treatment unit is controlled by analysis controlling unit respectively, described Tail gas measuring unit detects to ship tail gas, described analysis controlling unit controls ship tail gas directly to discharge or enter circular treatment unit according to testing result, the circular treatment unit includes the first motor-driven valve, second motor-driven valve, the first described motor-driven valve is parallel to ship tail gas processing system both ends, second motor-driven valve one end is connected with ship tail gas processing system gas outlet, the other end directly empties, the system architecture is simple, it is easily installed in ship tail gas rear end, circular treatment can be carried out to tail gas not up to standard, accomplish the integration of environmental protection and plant maintenance.

Description

A kind of ship tail gas on-line monitoring and control system
Technical field
The invention belongs to Air Pollution Control field, is related to a kind of waste gas and discharges online Monitoring and control system, specifically relates to A kind of and ship tail gas on-line monitoring and control system.
Background technology
Calculated according to Surveillance center of State Ministry of Environmental Protection, the discharge capacity of the ship sulfur dioxide of Chinese Port in 2013 accounts for entirely The 8.4% of state's total emission volumn, nitrogen oxides account for the 11.3% of national total emission volumn, and yard craft tail gas pollution turns into after machine The third-largest source of atmospheric pollution after motor-car tail gas pollution, industrial enterprise's gaseous contamination, the improvement to Pollution From Ships are very urgent.
According to statistics, for more than 90% ship using diesel engine as power source, ship discharge exhaust emission is mainly sulphur Oxide, nitrogen oxides (NOx), oxycarbide (COx), hydrocarbon (HC) etc., if ship discharges waste gas without improvement Directly very important harm will be caused by draining into air.After nitrogen oxides (NOx) suction human body, with steam combination shape in lung Into dust technology, severe damaging body health;Under solar radiation, nitrogen oxides (NOx) can also generate with hydrocarbon (HC) Chemical fumes, make one headache, tetany.Hydrocarbon (HC) has to the respiratory system of people, nervous system, hemopoietic system Serious damage effect.In addition, hydrocarbon (HC) influences agriculture, woods, fishing, animal husbandry as formed acid rain meeting polluted lake soil Deng production.
The problem of being directed to marine exhaust discharge,《MARPOL in 1973》Supplemental provisions 6- prevents ship Oceangoing ship causes clear stipulaties in air pollution rule to discharge the oxysulfide (SO in waste gas to shipX) and nitrogen oxides (NOx) enter Row content limits and forbids damaging the intentional discharge of ozone material.《Engine of boat and ship tailpipe emission limit value and measurement side Method (Chinese first and second stage)》(GB15097-2016) nitrogen oxides (NOx), oxycarbide (COx), hydrocarbonization be it is also proposed The discharge limitation of the pollutants such as compound (HC) and its measuring method.Therefore, the processing to marine exhaust and detection turn into waste gas and arranged Most important step before putting, because on-line monitoring analysis system has the advantages of monitoring in real time, gradually it is applied to ship In oceangoing ship waste gas pollution control and treatment field.
Through retrieval, technical scheme also has been disclosed in prior art, such as Chinese Patent Application No. 201520843896.X, the Shen Please case disclose the double light path multilane system for remote exhaust emission measurement of a kind of motor vehicle or ship, including the production of control device, infrared light Generating apparatus, ultraviolet light generating device, beam merging apparatus and signal receive and analytical equipment.The control device of the system according to transmission come Light, the situation of change of spectrum calculates carbon monoxide, carbon dioxide, hydrocarbon, nitrogen oxides and particulate matter in tail gas The concentration of pollutant;The system substitutes the use of all kinds of gas-monitoring instruments by spectrum calculation, saves to a certain extent About cost, but the system lacks waste gas pre-treating device, it is contemplated that the special operation condition environment of ship, long-term use will significantly Shorten the service life of ship.
Other on-line analysis systems also include Chinese Patent Application No. 201610323653.2, and this application case discloses one kind Marine exhaust on-line analysis system, including flue gas sampling unit, Flue Gas Pretreatment Device, flue gas analysis system, Gas Parameters are surveyed Amount system and automatic back blow control system, data acquisition processing system, Smoke Monitoring System, flue, gas test room, analyzer Table cabinet.The analysis system of this application case carries out in real time, online, continuously monitoring to each composition of marine exhaust, makes what is finally discharged Gas is up to state standards, and plays useful effect to environmental improvement, however its own there is also it is certain the defects of:1) whole system System is more complicated, and cost is higher, and space-consuming is big, is not suitable for the small marine exhaust monitoring in space;2) surpass there is gas concentration Corresponding alarm lamp is lighted only according to fault flag, it is impossible to the tune of exhaust gas flow direction is carried out by system during the abnormal conditions such as mark Section is manually checked and fixed a breakdown, it is necessary to rely on;3) system is not provided with carrying out gas intelligent repeatedly circular treatment Function.
Therefore, need badly exploitation it is a kind of it is simple in construction, be easily installed and ship tail gas processing more thoroughly system can be done To environmental protection and the integration of plant maintenance.
The content of the invention
1. invention technical problems to be solved
Ship on-line detecting system has the defects of following inevitable in the prior art:1) system architecture is complicated, instrument The marine exhaust monitoring that more, space-consuming is big, not to be suitable for space small, 2) ship tail gas detection can not carry out circular treatment; The present invention passes through the summary of long-term practical experience, there is provided a kind of ship tail gas on-line monitoring and control system, system architecture letter It is single, small volume, it is easily installed in ship tail gas processing system rear end, all kinds of pollutions that can be after the processing of intelligent decision ship tail gas Whether thing index meets Standard, can carry out multiple circular treatment to tail gas not up to standard.
2. technical scheme
To reach above-mentioned purpose, the technical solution adopted by the present invention is:
The invention provides a kind of ship tail gas on-line monitoring and control system, including Tail gas measuring unit, analysis and Control Unit, circular treatment unit, it is characterised in that:Described Tail gas measuring unit, circular treatment unit are respectively by analysis and Control list Member control, described Tail gas measuring unit detect to ship tail gas, and described analysis controlling unit is according to testing result control Ship tail gas processed directly discharges or entered circular treatment unit.
As further improvement of the present invention, the circular treatment unit includes the first motor-driven valve, the second motor-driven valve, institute The first motor-driven valve stated is parallel to ship tail gas processing system both ends, second motor-driven valve one end and ship tail gas processing system outlet Mouth is connected, and the other end directly empties.
As further improvement of the present invention, described Tail gas measuring unit includes pretreatment module and processing detection mould Block, described pretreatment module include the first magnetic valve, first filter, described first filter and ship tail gas processing system System gas outlet is connected, and the first magnetic valve connects with the entry position of first filter.
As further improvement of the present invention, described processing detection module includes THC detection units and conventional detection Unit;The THC detection units include the second filter, the first pump, the 3rd magnetic valve, THC analyzers, the described second filtering Device is connected with first filter, and the second filter, the first pump, THC analyzers are sequentially connected, and the 3rd magnetic valve is parallel to THC The both ends of analyzer;The conventional sensing unit include second solenoid valve, condenser, the second pump, liquid sensor, the 3rd pump, 3rd filter, gas analyzer, described second solenoid valve are connected with first filter, second solenoid valve, condenser, liquid Body sensor, the 3rd pump, the 3rd filter are sequentially connected, and described condenser pumping end is connected with the second pump, described gas Body analyzer is connected with the 3rd filter.
As further improvement of the present invention, the analysis controlling unit includes PLC module and DAS data processing moulds Block;Gas analyzer, THC analyzers are connected to DAS data processing modules.
As further improvement of the present invention, the THC analyzers, gas analyzer front end are respectively arranged with flow Meter.
As further improvement of the present invention, described pretreatment module also includes flue gas pipeline heating unit and temperature control Module, the flue gas pipeline heating unit are arranged between first filter and the second filter, and the flue gas pipeline heating is single Member is connected with temperature control module.
As further improvement of the present invention, the conventional sensing unit also includes the 4th flowmeter, the 4th stream Gauge one end is connected with the 3rd filter, and one end directly empties.
3. beneficial effect
Using technical scheme provided by the invention, compared with existing known technology, have the advantages that:
(1) a kind of ship tail gas on-line monitoring and control system of the invention, PLC module control the first motor-driven valve and second The opening and closing of motor-driven valve, and then exhaust gas direction is controlled, waste gas not up to standard is returned to ship tail gas processing system and carry out at circulation Reason, using intelligent control method it is simple and convenient, save manpower, effectively prevent below standard tail gas from entering atmosphere pollution environment, carry High security.
(2) a kind of ship tail gas on-line monitoring and control system of the invention, PLC module can control pre- according to actual conditions The opening and closing of the first pump, second solenoid valve, the second pump, the 3rd pump in processing module, so as to control exhaust gas direction, using multiple passes The strict control of card, waste gas have more perfect safeguard measure before entering detection.
(3) a kind of ship tail gas on-line monitoring and control system of the invention, PLC module is controllable to be parallel to THC analyses 3rd magnetic valve of instrument, start emergent evacuation function if necessary, THC analyzers can be protected in detection process.
(4) a kind of ship tail gas on-line monitoring and control system of the invention, the second pretreatment mould of tails assay module Liquid sensor in block is connected with PLC module, can intelligent decision condensation effect, end instrument thereafter is played a protective role.
(5) a kind of ship tail gas on-line monitoring and control system of the invention, the first pretreatment mould of tails assay module Flue gas pipeline heating unit in block is connected with temperature control module, can Intelligent adjustment flue gas pipeline heating unit temperature, prevent pipe Gas in road produces condensation.
(6) a kind of ship tail gas on-line monitoring and control system of the invention, using classified filtering dedusting, coarse filtration and essence The purification style combined is filtered, it is stable and reliable for performance.
(7) a kind of ship tail gas on-line monitoring and control system of the invention, waste gas is before instrument detection is entered by flow Meter regulation flow, makes flow meet detection demand, and facility is provided for detection.
(8) a kind of ship tail gas on-line monitoring and control system of the invention, simple in construction, small volume, are easy to and ship Exhaust treatment system connects.
Brief description of the drawings
Fig. 1 ship tail gas on-line monitoring and control system framework figures.
Label declaration in schematic diagram:
1st, the first motor-driven valve;2nd, ship tail gas processing system;3rd, the second motor-driven valve;4th, the first magnetic valve;5th, the first filtering Device;6th, flue gas pipeline heating unit;7th, temperature control module;8th, the second filter;9th, the first pump;10th, first flowmeter;11st, second Magnetic valve;12nd, condenser;13rd, the second pump;14th, liquid sensor;15th, the 3rd pump;16th, the 3rd filter;17th, the 3rd electromagnetism Valve;18th, THC analyzers;19th, second flowmeter;20th, the 3rd flowmeter;21st, the 4th flowmeter;22、NOXAnalyzer;23、CO2/ O2Analyzer;24th, wireless transport module;25th, printer;26th, display;27th, PLC module;28th, DAS data processing units.
Embodiment
To further appreciate that present disclosure, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Below by way of embodiment, with reference to accompanying drawing, the invention will be further described.
Embodiment 1
With reference to Fig. 1, a kind of ship tail gas on-line monitoring and control system of the present embodiment includes Tail gas measuring unit, analysis Control unit, circular treatment unit, described Tail gas measuring unit, circular treatment unit are controlled by analysis controlling unit respectively, Described Tail gas measuring unit detects to ship tail gas, and described analysis controlling unit controls ship tail according to testing result Gas directly discharges or entered circular treatment unit circular treatment.
1. circular treatment unit
The circular treatment unit includes the first motor-driven valve 1, the second motor-driven valve 3;First motor-driven valve 1 is parallel to ship The both ends of exhaust treatment system 2, second motor-driven valve one end are connected with the gas outlet of ship tail gas processing system 2, and the other end is directly arranged It is empty;Under normal operating conditions, the first motor-driven valve 1 is normally closed, and the second motor-driven valve 3 is normally opened;As NO, NO in ship tail gas2、CO、 CO2, any one of HC measured value is when exceeding setting value, the first motor-driven valve 1 is opened, and the second motor-driven valve 3 is closed, and ship tail gas starts to follow Ring processing, and provide alarm signal.
2. analysis and control unit
The analysis is made up of with control unit PLC module 27, and the PLC module 27 is in the intelligent control of whole system The heart, the open and close of all motor-driven valves, magnetic valve, pump in control system.
3. Tail gas measuring unit
The Tail gas measuring unit includes pretreatment module and processing detection module.The pretreatment module is to ship tail gas Pre-processed, processing detection module is to further processing and the detection and analysis of pretreated tail gas;Born according to analytical instrument The difference of temperature, described processing detection module are divided into THC detection units and conventional sensing unit.
(1) pretreatment module
The pretreatment module includes the first magnetic valve 4, first filter 5, flue gas pipeline heating unit 6, temperature control module 7, described first filter 5 is connected with the gas outlet of ship tail gas processing system 2, and the first magnetic valve 4 enters with first filter 5 Mouth is connected, and the other end is connected with purging gas cylinder;Described flue gas pipeline heating unit 6 is connected with the outlet of first filter 5.
First magnetic valve 4 is connected and can periodically purged with purging gas cylinder, prevents the porch of first filter 5 from blocking up Plug.
The first filter 5 is corrosion-resistant, fire resistant apparatus, and for heatproof up to 240 DEG C, filtering accuracy is 2 μm.
The length range of the flue gas pipeline heating unit 6 is 10~15m, flue gas pipeline heating unit 6 and temperature control module 7 Connection, temperature control module 7 control the temperature of flue gas pipeline heating unit 6 by PLC module, and it is 0~240 to control its heating temperature range ℃。
Tail gas from the gas outlet of ship tail gas processing system 2 discharge, by first filter 5 carry out coarse filtration remove particle diameter compared with Big solid particle, then heat by flue gas pipeline heating unit 6 and further halfway solid will be handled in tail gas Grain conversion is into gas.
(2) THC detection units
The THC detection units include the second filter 8, the first pump 9, the 3rd magnetic valve 17, THC analyzers 18, described The second filter 8 be connected with first filter 5, the second filter 8, the first pump 9, THC analyzers 18 are sequentially connected, THC Analyzer 18 exports to be connected with emptying pipeline.
Tail gas by pretreatment is filtered by the second filter 8, then successively by the first pump 9, first flowmeter 10 are detected into THC18 analyzers, because the waste exhaust gases temperature Jing Guo THC detection units is higher, therefore in order to ensure Preferable durability, second filter 8, the first pump 9, first flowmeter 10 are corrosion-resistant, fire resistant apparatus, and heatproof can Up to 240 DEG C;The filtering accuracy of second filter 8 is 0.1 μm, and function is further to remove solid particle.
The 3rd described magnetic valve 17 is parallel to the both ends of THC18 analyzers, and its function is emergent evacuation, THC points of protection Analyzer 18.
(3) conventional sensing unit
The conventional sensing unit includes second solenoid valve 11, condenser 12, the second pump 13, liquid sensor the 14, the 3rd Pump 15, the 3rd filter 16, gas analyzer;Described gas analyzer is NOXAnalyzer 22, CO2/O2Analyzer 23.
Described second solenoid valve 11 is connected with first filter 5, second solenoid valve 11, condenser 12, liquid sensing Device 14, the 3rd pump 15, the 3rd filter 16 are sequentially connected;Second pump 13 is connected to the pumping end of condenser 12;Described Respectively at NO at the gas outlet of 3rd filter 16XAnalyzer 22, CO2/O2The porch of analyzer 23 connects, NOXAnalyzer 22, CO2/O2The exit of analyzer 23 is connected with emptying pipeline respectively.
The second solenoid valve 11 is two-bit triplet magnetic valve, and one end of second solenoid valve 11 passes through two-bit triplet connector It is connected between the filter 8 of flue gas pipeline heating unit 6 and second, the other end directly empties, and second solenoid valve 11 can pass through PLC Switch the exit passageway of second solenoid valve 11.
Under normal circumstances, the hot exhaust gas by pretreatment successively by condenser 12, liquid sensor 14, the 3rd pump 15, 3rd filter 16, gas is carried out by condenser 12 to condense cooling processing, to protect pipeline and back-end analysis instrument, in addition Condenser 12 can also carry out a certain degree of absorption to the harmful substance in gas;Whether liquid sensor 14 can will have liquid in it For the feedback of the information of body to PLC module, PLC module judges the condensation process effect of condenser 12 with this, so control condenser 12, The open and close of second pump 13 and the 3rd pump 15.
(4) instrument detects
THC analyzers 18 are used to analyze hydrocarbons content in ship tail gas;NOXAnalyzer 22 is used to analyze ship tail NO, NO in gas2Content, COx/O2Analyzer 23 is used to analyze CO, CO in ship tail gas2、O2Content.
PLC module judges according to content detection result intelligent, if tail gas is up to standard, passes through the evacuated tube being connected with instrument Road directly empties, if tail gas is not up to standard, PLC module then controls tail gas to be continued with into circular treatment unit.
Embodiment 2
The present embodiment is substantially same as Example 1, and difference is:
The THC detection units also include first flowmeter 10, and described one end of first flowmeter 10 is connected with the first pump 9 Logical, the other end is connected to the entrance of THC analyzers 18.
The conventional sensing unit also include second flowmeter 19, the 3rd flowmeter 20, the 4th flowmeter 21, described second Flowmeter 19, the 3rd flowmeter 20 export with the 3rd filter 16 connect respectively, and second flowmeter 19 is connected to NOXAnalyzer 22 Entrance, the 3rd flowmeter 20 is connected to COx/O2The entrance of analyzer 23, the NOXAnalyzer 22, COx/O2Analyzer 23 goes out Mouth is connected with emptying pipeline respectively;The one end of 4th flowmeter 21 connects with the outlet of the 3rd filter 16, and the other end directly empties.
The first flowmeter 10, second flowmeter 19, the 3rd flowmeter 20 are respectively regulating flow quantity meter, can entered Tail gas is adjusted to desired flow before analytical instrument detection, facility is provided for detection.
Embodiment 3
The present embodiment is substantially same as Example 1, and difference is:
The analysis also includes wireless transport module 24, printer 25, display 26, DAS data processings with control unit Unit 28.
Described THC analyzers 18, NOXAnalyzer 22, COx/O2Analyzer 23 connects with DAS data processing modules 28 respectively Connect, the function of DAS data processing units 28 is processing THC analyzers 18, NOXAnalyzer 22 and COx/O2What analyzer 23 uploaded Real time data, and result is shown on the display 26.
Wireless transport module 24 can remotely supervise the real-time Data Transmission that system is shown to remote terminal, personnel easy to operation The effect of control;Printer 25 can print the data after DAS data processing units 28 are handled, and can print daily sheet, moon sheet respectively And year form.
Schematically the present invention and embodiments thereof are described above, this describes no restricted, institute in accompanying drawing What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So if common skill of this area Art personnel are enlightened by it, without departing from the spirit of the invention, without designing and the technical scheme for creativeness Similar frame mode and embodiment, protection scope of the present invention all should be belonged to.

Claims (8)

1. a kind of ship tail gas on-line monitoring and control system, including Tail gas measuring unit, analysis controlling unit, circular treatment list Member, it is characterised in that:Described Tail gas measuring unit, circular treatment unit are controlled by analysis controlling unit respectively, described tail Gas detection unit detects to ship tail gas, and described analysis controlling unit controls ship tail gas directly to arrange according to testing result Put or into circular treatment unit.
2. ship tail gas on-line monitoring and control system according to claim 1, it is characterised in that:The circular treatment list Member includes the first motor-driven valve (1), the second motor-driven valve (3), and described the first motor-driven valve (1) is parallel to ship tail gas processing system (2) both ends, the second motor-driven valve (3) one end are connected with ship tail gas processing system (2) gas outlet, and the other end directly empties.
3. ship tail gas on-line monitoring and control system according to claim 1, it is characterised in that:The Tail gas measuring list Member includes pretreatment module and processing detection module, and the pretreatment module includes the first magnetic valve (4), first filter (5), The first filter (5) is connected with ship tail gas processing system (2) gas outlet, the first magnetic valve (4) and first filter (5) entry position connection.
4. ship tail gas on-line monitoring and control system according to claim 3, it is characterised in that:Described processing detection Module includes THC detection units and conventional sensing unit;The THC detection units include the second filter (8), the first pump (9), 3rd magnetic valve (17), THC analyzers (18), described the second filter (8) are connected with first filter (5), the second mistake Filter (8), the first pump (9), THC analyzers (18) are sequentially connected, and the 3rd magnetic valve (17) is parallel to the two of THC analyzers (18) End;The conventional sensing unit includes second solenoid valve (11), condenser (12), the second pump (13), liquid sensor (14), the Three pumps (15), the 3rd filter (16), gas analyzer, described second solenoid valve (11) are connected with first filter (5), Second solenoid valve (11), condenser (12), liquid sensor (14), the 3rd pump (15), the 3rd filter (16) are sequentially connected, institute Condenser (12) the pumping end stated is connected with the second pump (13), and the gas analyzer is connected with the 3rd filter (16).
5. ship tail gas on-line monitoring and control system according to claim 4, it is characterised in that:The analysis and Control list Member includes PLC module (27) and DAS data processing modules (28);Gas analyzer, THC analyzers (18) are connected to DAS data Processing module (28).
6. ship tail gas on-line monitoring and control system according to claim 5, it is characterised in that:The THC analyzers (18), gas analyzer front end is respectively arranged with flowmeter.
7. ship tail gas on-line monitoring and control system according to claim 6, it is characterised in that:The pretreatment module Also include flue gas pipeline heating unit (6) and temperature control module (7), the flue gas pipeline heating unit (6) is arranged at the first filtering Between device (5) and the second filter (8), the flue gas pipeline heating unit (6) is connected with temperature control module (7).
8. ship tail gas on-line monitoring and control system according to claim 7, it is characterised in that:The conventional detection list Member also includes the 4th flowmeter (21), and described 4th flowmeter (21) one end is connected with the 3rd filter (16), and one end is directly arranged It is empty.
CN201710670863.3A 2017-08-08 2017-08-08 A kind of ship tail gas on-line monitoring and control system Pending CN107389868A (en)

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CN201710670863.3A CN107389868A (en) 2017-08-08 2017-08-08 A kind of ship tail gas on-line monitoring and control system

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Application Number Priority Date Filing Date Title
CN201710670863.3A CN107389868A (en) 2017-08-08 2017-08-08 A kind of ship tail gas on-line monitoring and control system

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109975081A (en) * 2019-03-30 2019-07-05 青岛东方标牌有限公司 A kind of industrial production waste gas detection system
CN110187062A (en) * 2019-06-06 2019-08-30 上海蓝魂环保科技有限公司 A kind of ship tail gas on-line checking analytical equipment and determination method
CN110726760A (en) * 2019-10-23 2020-01-24 山东交通学院 Ship mechanism with tail gas sensing device
CN110749702A (en) * 2019-10-29 2020-02-04 上海蓝魂环保科技有限公司 Marine seawater desulfurization tail gas detection equipment
CN110779958B (en) * 2019-10-31 2020-09-22 山东交通学院 Ship tail gas sensing material and preparation process thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109975081A (en) * 2019-03-30 2019-07-05 青岛东方标牌有限公司 A kind of industrial production waste gas detection system
CN110187062A (en) * 2019-06-06 2019-08-30 上海蓝魂环保科技有限公司 A kind of ship tail gas on-line checking analytical equipment and determination method
CN110726760A (en) * 2019-10-23 2020-01-24 山东交通学院 Ship mechanism with tail gas sensing device
CN110749702A (en) * 2019-10-29 2020-02-04 上海蓝魂环保科技有限公司 Marine seawater desulfurization tail gas detection equipment
CN110779958B (en) * 2019-10-31 2020-09-22 山东交通学院 Ship tail gas sensing material and preparation process thereof

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