CN113797678B - System for reducing ship smoke hazard and control method - Google Patents
System for reducing ship smoke hazard and control method Download PDFInfo
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- CN113797678B CN113797678B CN202111269717.2A CN202111269717A CN113797678B CN 113797678 B CN113797678 B CN 113797678B CN 202111269717 A CN202111269717 A CN 202111269717A CN 113797678 B CN113797678 B CN 113797678B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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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
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to the technical field of ships, in particular to a system for reducing ship smoke harm and a control method, wherein the system for reducing the ship smoke harm comprises a spraying system, the spraying system comprises a fresh water supply system, a liquid medicine supply system and a spray head system, and the spray head system can be communicated with the fresh water supply system or the liquid medicine supply system; the detection system comprises a first temperature detection system and a second temperature detection system, the first temperature detection system is arranged at the top end of the chimney and used for detecting the temperature of smoke above the front wall of the chimney, and the second temperature detection system is arranged on equipment to be protected; and the control system is electrically connected with the detection system and the spraying system and can control the on-off of the spraying system according to the feedback signals of the first temperature detection system and the second temperature detection system. The invention can reduce the damage to the deck and the equipment.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a system and a control method for reducing ship smoke hazards.
Background
For a ship designed by combining the cabin and the superstructure, such as a container ship. The chimney on the cabin shed comprises a plurality of equipment smoke outlets, the exhaust emission is large, the smoke of the main engine is the largest, smoke exhaust pipelines of equipment such as a generator, a boiler, an incinerator and the like are arranged, and the temperature of each exhaust smoke outlet is about 165-300 ℃. The exhaust gas from the chimney of the ship having such a structure may drift forward due to the influence of the wind direction and the traveling state. Because the position of the electronic equipment antenna is close to the exhaust port, the antenna is easily damaged by high-temperature smoke and corrosive dust, the antenna is often discolored and even partially ablated and deformed after the ship is put into use for several months, the appearance is not only influenced, and the radiation efficiency of the antenna is also influenced.
Therefore, a system and a control method for reducing the hazard of ship smoke are needed to solve the technical problems.
Disclosure of Invention
The invention aims to provide a system and a control method for reducing the smoke hazard of a ship, which can reduce the pollution of smoke and reduce the damage to equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
a system for reducing smoke hazards in a vessel, comprising:
the spraying system comprises a fresh water supply system, a liquid medicine supply system and a spray head system, and the spray head system can be communicated with the fresh water supply system or the liquid medicine supply system;
the detection system comprises a first temperature detection system and a second temperature detection system, the first temperature detection system is arranged at the top end of the chimney and used for detecting the temperature of smoke above the front wall of the chimney, and the second temperature detection system is arranged on equipment to be protected;
and the control system is electrically connected with the detection system and the spraying system, and can control the on-off of the spraying system according to feedback signals of the first temperature detection system and the second temperature detection system.
Further, the liquid medicine supply system comprises a medicine adding device and a liquid medicine storage device, the medicine adding device is communicated with the liquid medicine storage device, one end of the liquid medicine storage device is communicated with the spray head system, and the other end of the liquid medicine storage device is communicated with the fresh water pipeline.
Further, the dosing device comprises a medicine tank and a dosing pump, the dosing pump is communicated with the medicine tank and the liquid medicine storage device respectively, and the dosing pump is electrically connected with the control system.
Further, liquid medicine storage device includes storage jar and water jet pump, the water jet pump respectively with fresh water pipeline with storage jar intercommunication, the storage jar respectively with charge device with shower nozzle system intercommunication, the water jet pump with the control system electricity is connected.
Further, the spray head system comprises a booster pump, an electromagnetic valve and a spray head which are communicated with each other, the booster pump can be communicated with the fresh water supply system or the liquid medicine supply system, and the booster pump and the electromagnetic valve are electrically connected with the control system.
Further, a manual switch valve is arranged on the spraying system and arranged on the deck, and the manual switch valve can close or open the spraying system.
And a detector for detecting whether personnel exist on the deck is further arranged on the deck, the detector is in communication connection with the control system, and when personnel exist on the deck, the control system can control the spraying system to be communicated with or closed off the fresh water supply system.
Furthermore, an alarm device is arranged on the deck and is in communication connection with the control system.
Further, the control system comprises a display platform, and the display platform is arranged on a driving console of the ship and used for displaying the state of the spraying system and the detection data of the detection system.
A method for controlling a system for reducing smoke hazards in a ship, the method being used for controlling the system for reducing smoke hazards in a ship, and the method comprising the following steps:
s1, a first temperature detection system monitors the temperature of smoke in real time, and a second temperature detection system monitors the temperature of equipment in real time;
s2, when the temperature of the smog is higher than the value A1 and lasts for T1 time, the first temperature detection system feeds back a signal to a control system, and the control system controls the spray head system to be communicated with a liquid medicine supply system to spray water to the smog;
s3, when the temperature of the smoke is lower than the value A2 and lasts for T2 time, the first temperature detection system feeds back a signal to the control system, and the control system controls the spray head system to be communicated with a fresh water supply system;
and S4, when the temperature of the equipment is lower than the value A3 and lasts for T3 time, feeding back a signal to the control system by the second temperature detection system, and controlling the spray system to be closed by the control system.
The invention has the beneficial effects that:
the system for reducing the smoke hazard of the ship comprises a spraying system, a detection system and a control system, wherein the detection system comprises a first temperature detection system and a second temperature detection system, the first temperature detection system is used for detecting the temperature of smoke, the second temperature detection system is used for detecting the temperature of equipment, and the control system can receive feedback signals of the first temperature detection system and the second temperature detection system and control a spray head system to be communicated with a liquid medicine supply system or a fresh water supply system. Can reduce the corrosivity of smog through the corrosivity dust in the liquid medicine can the neutralization smog to can cool down smog, make equipment not receive the influence of smog, can wash the liquid after the neutralization through fresh water, prevent to cause the corruption to the deck. By the mode, the pollution of smoke can be reduced, and the damage to equipment is reduced.
The control method of the system for reducing the ship smoke hazard is used for controlling the system for reducing the ship smoke hazard, and can reduce the pollution of smoke and reduce the damage to equipment.
Drawings
Fig. 1 is a pipeline diagram of a spraying system in the system for reducing the smoke hazard of the ship.
In the figure:
1. a dosing device; 11. a medicine tank; 12. a dosing pump; 2. a liquid medicine storage device; 21. storing the tank; 22. a water jet pump; 3. a fresh water supply system; 31. a fresh water pipeline; 4. a sprinkler system; 41. a booster pump; 42. an electromagnetic valve; 43. a shower head; 5. a first three-way valve; 6. a second three-way valve; 7. and (4) manually switching the valve.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings and the embodiment. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In order to reduce the pollution of smoke and the damage of the smoke to equipment when a ship runs, the invention provides a system for reducing the smoke hazard of the ship as shown in figure 1. This system for reducing boats and ships smog harm includes: spraying system, detecting system and control system.
The spraying system comprises a fresh water supply system 3, a liquid medicine supply system and a spray head system 4, wherein the spray head system 4 can be communicated with the fresh water supply system 3 or the liquid medicine supply system; the detection system comprises a first temperature detection system and a second temperature detection system, the first temperature detection system is arranged at the top end of the chimney and used for detecting the temperature of smoke above the front wall of the chimney, and the second temperature detection system is arranged on equipment to be protected; the control system is electrically connected with the detection system and the spraying system, and the control system can control the on-off of the spraying system according to feedback signals of the first temperature detection system and the second temperature detection system.
Specifically, the first temperature detection system and the second temperature detection system each include a plurality of temperature sensors, and the temperature is detected by the temperature sensors.
Can reduce the corrosivity of smog through the corrosivity dust in the liquid medicine can the neutralization smog to can cool down smog, make equipment not receive the influence of smog, can wash the liquid after the neutralization through fresh water, prevent to cause the corruption to the deck. By the mode, the pollution of smoke can be reduced, and the damage to equipment is reduced.
Specifically, the high-temperature discharged smoke contains a small amount of sulfur dioxide and water, and a chemical reaction is carried out:
SO2+ H2O = H2SO3, sulfurous acid fog drops are formed and are stained on the surface of the antenna equipment to generate a corrosion effect; the sodium bicarbonate solution can be used for neutralization, so in the embodiment, the sodium bicarbonate is added into the liquid medicine, and the reaction formula of the sodium bicarbonate solution and the sulfurous acid fog drops has two conditions:
SO 2 with NaHCO 3 The mass ratio is less than 1:1 case:
H 2 SO 3 +NaHCO 3 ＝NaHSO 3 +CO 2 +H 2 o (reaction type 1)
SO 2 With NaHCO 3 Is 1: case 2:
SO 2 +2NaHCO 3 ＝NaSO 3 +H 2 O+2CO 2 (reaction formula 2)
In the embodiment, under the condition of the reaction formula 1, the sodium bicarbonate solution changes the sulfurous acid component which reacts in the discharged smoke into sulfite which is easily dissolved in water, and the sulfite is easily taken away by sprayed water mist, so that no pollution residue is left on the surface of an object; the flue gas of the chimney is sprayed in a multi-layer mode by using a composition containing baking soda or directly using fresh water. Reactant NaHSO 3 And (3) treatment: the sodium bisulfite salt has weak toxicity, has stimulation to eyes, skin and mucous membrane of people, is easy to dissolve in water and is easy to be washed and removed by clean water, so when the liquid medicine is used, the fresh water is used for washing, and the sodium bisulfite salt on the nail plate is cleaned.
Further, the liquid medicine supply system comprises a medicine adding device 1 and a liquid medicine storage device 2, the medicine adding device 1 is communicated with the liquid medicine storage device 2, one end of the liquid medicine storage device 2 is communicated with the spray head system 4, and the other end of the liquid medicine storage device 2 is communicated with the fresh water pipeline 31. Specifically, the dosing device 1 comprises a medicine tank 11 and a dosing pump 12, the dosing pump 12 is respectively communicated with the medicine tank 11 and the liquid medicine storage device 2, and the dosing pump 12 is electrically connected with the control system. The liquid medicine storage device 2 comprises a storage tank 21 and a water spraying pump 22, the water spraying pump 22 is respectively communicated with the fresh water pipeline 31 and the storage tank 21, the storage tank 21 is respectively communicated with the medicine adding device 1 and the spray head system 4, and the water spraying pump 22 is electrically connected with the control system.
The control system controls the dosing pump 12 to add the medicament into the liquid medicament storage device 2, and controls the water spray pump 22 to spray fresh water into the liquid medicament storage device 2, so that the medicament and the water are mixed to prepare liquid medicament, and the automation of liquid medicament preparation is realized. In order to know the liquid level in the medicament and liquid medicament storage device 2 in time, a sensor is arranged in the medicament tank 11, and when the medicament is smaller than a set value, a control system sends a prompt signal to remind personnel to add the medicament; be provided with level sensor in liquid medicine storage device 2 and detect the liquid level, after arriving and set for the liquid level, control system control water jet pump 22 and dosing pump 12 stop work, after being less than and set for the minimum value of liquid level, control water jet pump 22 and dosing pump 12 open to guarantee that the liquid medicine in liquid medicine storage device 2 satisfies real-time needs.
Further, the spray head system 4 includes a booster pump 41, a solenoid valve 42 and a spray head 43 which are communicated with each other, the booster pump 41 can be communicated with the fresh water supply system 3 or the liquid medicine supply system, and both the booster pump 41 and the solenoid valve 42 are electrically connected with the control system. In order to improve the spraying effect, the electromagnetic valve 42 and the spraying heads 43 are provided with a plurality of groups, the plurality of groups of spraying heads 43 are communicated with the booster pump 41, and the direction of the spraying heads 43 is set in the work, so that the cooling effect on the smoke is improved.
Specifically, in order to switch the connection between the fresh water supply system 3, the chemical solution supply system, and the spray head system 4, the fresh water line 31 is communicated with the pressurizing pump 41 through the first three-way valve 5 and the second three-way valve 6, the chemical solution supply system is communicated with the fresh water line 31 through the first three-way valve 5, and is communicated with the pressurizing pump 41 through the second three-way valve 6, and both the first three-way valve 5 and the second three-way valve 6 are electrically connected to the control system. The first three-way valve 5 and the second three-way valve 6 are controlled by the control system to control whether fresh water or liquid medicine is sprayed.
Further, a manual switch valve 7 is arranged on the spraying system, the manual switch valve 7 is arranged on the deck, and the manual switch valve 7 can close or open the spraying system. Through setting up manual switch valve 7, when personnel went on the deck, can direct control closed spraying system, prevented that the water that sprays from dropping on people's head, caused the injury to the human body.
Further, a detector for detecting whether personnel exist on the deck is arranged on the deck and is in communication connection with the control system, and when personnel exist on the deck, the control system can control the spraying system to be communicated with or closed off the fresh water supply system 3. In particular, a detector is provided at the entrance of the compass deck, which can detect by ultrasound or infrared. Through the arrangement, when people forget to close the spraying system, the control system can be directly controlled, so that the personal protection effect is achieved.
Furthermore, an alarm device is arranged on the deck and is in communication connection with the control system. The alarm device can adopt acousto-optic alarm, and the working state of the spraying system is timely fed back to personnel on the deck by arranging the alarm device, so that the function of preventing personal injury is achieved.
Further, the control system comprises a display platform, and the display platform is arranged on a driving control console of the ship and used for displaying the state of the spraying system and detection data of the detection system. Through setting up display platform, can in time remind the crew, help the crew in time to know the state of the system that reduces boats and ships smog harm.
The embodiment also provides a control method of a system for reducing the smoke hazard of a ship, which is used for controlling the system for reducing the smoke hazard of the ship and comprises the following steps:
s1, a first temperature detection system monitors the temperature of smoke in real time, and a second temperature detection system monitors the temperature of equipment in real time; specifically, in the present embodiment, the device refers to an antenna, and therefore, the second temperature detection means is provided at the antenna.
S2, when the temperature of the smog is higher than the value A1 and lasts for T1 time, the first temperature detection system feeds back a signal to the control system, and the control system controls the spray head system 4 to be communicated with the liquid medicine supply system to spray water to the smog; in this example, A1 is 100 deg.C
S3, when the temperature of the smoke is lower than the value A2 and lasts for T2 time, the first temperature detection system feeds back a signal to the control system, and the control system controls the spray head system 4 to be communicated with the fresh water supply system 3; in this example, A2 is 80 ℃;
and S4, when the temperature of the equipment is lower than the value A3 and lasts for T3 time, the second temperature detection system feeds back a signal to the control system, and the control system controls the spraying system to be closed. In this embodiment, A2 is 80 ℃, if the spraying system has a plurality of spraying heads 43, the control system controls the plurality of spraying heads 43 to be closed according to a set time interval, and the closing time of each spraying head 43 is set according to needs, and is not limited too much. In the process, if the temperature of the equipment is found to be increased, one spray header 43 is added to spray water, and the like, until all the spray headers 43 are opened.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. A system for reducing smoke hazards in a marine vessel, comprising:
the spraying system comprises a fresh water supply system (3), a liquid medicine supply system and a spray head system (4), and the spray head system (4) can be communicated with the fresh water supply system (3) or the liquid medicine supply system;
the detection system comprises a first temperature detection system and a second temperature detection system, the first temperature detection system is arranged at the top end of the chimney and used for detecting the temperature of smoke above the front wall of the chimney, and the second temperature detection system is arranged on equipment to be protected;
the control system is electrically connected with the detection system and the spraying system and can control the on-off of the spraying system according to feedback signals of the first temperature detection system and the second temperature detection system;
the deck is provided with a detector for detecting whether personnel exist on the deck, the detector is in communication connection with the control system, and when personnel exist on the deck, the control system can control the spraying system to be communicated with or closed off the fresh water supply system (3).
2. The system for reducing the smoke hazard of the ship as claimed in claim 1, wherein the liquid medicine supply system comprises a medicine adding device (1) and a liquid medicine storage device (2), the medicine adding device (1) is communicated with the liquid medicine storage device (2), one end of the liquid medicine storage device (2) is communicated with the spray head system (4), and the other end of the liquid medicine storage device (2) is communicated with a fresh water pipeline (31).
3. The system for reducing the smoke hazard of a ship as claimed in claim 2, wherein the dosing device (1) comprises a medicine tank (11) and a dosing pump (12), the dosing pump (12) is respectively communicated with the medicine tank (11) and the liquid medicine storage device (2), and the dosing pump (12) is electrically connected with the control system.
4. A system for reducing the risk of smoke in ships according to claim 2, characterized in that said chemical liquid storage device (2) comprises a storage tank (21) and a water jet pump (22), said water jet pump (22) being in communication with said fresh water line (31) and said storage tank (21), respectively, said storage tank (21) being in communication with said dosing device (1) and said spray head system (4), respectively, said water jet pump (22) being electrically connected to said control system.
5. A system for reducing smoke hazards for ships according to claim 2, wherein said spray head system (4) comprises a booster pump (41), a solenoid valve (42) and a spray head (43) which are communicated with each other, said booster pump (41) being capable of communicating with said fresh water supply system (3) or said medicinal liquid supply system, said booster pump (41) and said solenoid valve (42) being electrically connected with said control system.
6. A system for reducing smoke hazards in ships according to claim 1, characterized in that a manual switch valve (7) is provided on the spraying system, said manual switch valve (7) being provided on the deck, said manual switch valve (7) being able to close or open said spraying system.
7. The system for reducing the smoke hazard of the ship as claimed in claim 1, wherein an alarm device is arranged on a deck, and the alarm device is in communication connection with the control system.
8. The system for reducing the smoke hazard of the ship as claimed in claim 1, wherein the control system comprises a display platform, and the display platform is arranged on a driving console of the ship and is used for displaying the state of the spraying system and the detection data of the detection system.
9. A method of controlling a system for reducing smoke hazards in a vessel, for controlling a system for reducing smoke hazards in a vessel as claimed in any one of claims 1 to 8, comprising the steps of:
s1, a first temperature detection system monitors the temperature of smoke in real time, and a second temperature detection system monitors the temperature of equipment in real time;
s2, when the temperature of the smoke is higher than the value A1 and lasts for T1 time, the first temperature detection system feeds back a signal to the control system, and the control system controls the sprayer system (4) to be communicated with the liquid medicine supply system to spray water to the smoke;
s3, when the temperature of the smoke is lower than the value A2 and lasts for T2 time, the first temperature detection system feeds back a signal to the control system, and the control system controls the spray head system (4) to be communicated with the fresh water supply system (3);
and S4, when the temperature of the equipment is lower than the value A3 and lasts for T3 time, feeding back a signal to the control system by the second temperature detection system, and controlling the spray system to be closed by the control system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111269717.2A CN113797678B (en) | 2021-10-29 | 2021-10-29 | System for reducing ship smoke hazard and control method |
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| CN202111269717.2A CN113797678B (en) | 2021-10-29 | 2021-10-29 | System for reducing ship smoke hazard and control method |
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| CN113797678B true CN113797678B (en) | 2023-01-13 |
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| KR101227439B1 (en) * | 2010-11-09 | 2013-01-29 | 이례순 | Loading sprinkler system of electromotive car |
| CN209155403U (en) * | 2018-09-14 | 2019-07-26 | 贝纳得（济南）清洁技术有限公司 | A kind of chemical agent dust inhibition processing system for ship unloaders |
| KR102032302B1 (en) * | 2019-03-14 | 2019-10-15 | 김영수 | Nanofog spray system by Using hypochlorous acid |
| CN111437694A (en) * | 2020-04-10 | 2020-07-24 | 上海蓝滨石化设备有限责任公司 | Marine flue gas desulfurization equipment |
| CN111905499A (en) * | 2020-09-02 | 2020-11-10 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Tail gas treatment device and tail gas treatment system |
| CN214075863U (en) * | 2020-11-26 | 2021-08-31 | 苏州格里芬环境工程有限公司 | Automatic detection deodorization system |
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