CN1394789A - Waste gas and ballast water combined treatment equipment and method for treating ballast water - Google Patents

Waste gas and ballast water combined treatment equipment and method for treating ballast water Download PDF

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Publication number
CN1394789A
CN1394789A CN02140632A CN02140632A CN1394789A CN 1394789 A CN1394789 A CN 1394789A CN 02140632 A CN02140632 A CN 02140632A CN 02140632 A CN02140632 A CN 02140632A CN 1394789 A CN1394789 A CN 1394789A
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CN
China
Prior art keywords
ballast water
heat
exch
water
waste gas
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Granted
Application number
CN02140632A
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Chinese (zh)
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CN1253346C (en
Inventor
G·赫伦
T·亨里克森
J·科索马尔
K·梅克宁
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Wartsila Technology Oy AB
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Wartsila Technology Oy AB
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Publication of CN1394789A publication Critical patent/CN1394789A/en
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Publication of CN1253346C publication Critical patent/CN1253346C/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/007—Apparatus used as intake or exhaust silencer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
    • B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
    • B63B43/04—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability
    • B63B43/06—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability using ballast tanks
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B57/00—Tank or cargo hold cleaning specially adapted for vessels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J4/00—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for
    • B63J4/002—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for for treating ballast water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J4/00—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for
    • B63J4/004—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for for treating sludge, e.g. tank washing sludge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/004—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 specially adapted for marine propulsion, i.e. for receiving simultaneously engine exhaust gases and engine cooling water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F01N13/087—Other arrangements or adaptations of exhaust conduits having valves upstream of silencing apparatus for by-passing at least part of exhaust directly to atmosphere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/20—Cooling circuits not specific to a single part of engine or machine
    • F01P3/207—Cooling circuits not specific to a single part of engine or machine liquid-to-liquid heat-exchanging relative to marine vessels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H21/32—Arrangements of propulsion power-unit exhaust uptakes; Funnels peculiar to vessels
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/008—Originating from marine vessels, ships and boats, e.g. bilge water or ballast water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/04—Disinfection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2050/00—Applications
    • F01P2050/02—Marine engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2050/00—Applications
    • F01P2050/02—Marine engines
    • F01P2050/04—Marine engines using direct cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2050/00—Applications
    • F01P2050/02—Marine engines
    • F01P2050/06—Marine engines using liquid-to-liquid heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2060/00—Cooling circuits using auxiliaries
    • F01P2060/16—Outlet manifold
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T70/00—Maritime or waterways transport
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T70/00—Maritime or waterways transport
    • Y02T70/50—Measures to reduce greenhouse gas emissions related to the propulsion system

Abstract

A device of combined treatment of exhaust gas and ballast water of a ship (1) has a heat power device (2) equipped with a duct system (3) for exhausting the exhaust gas at a high temperature and heat exchange devices (6.1, 6.2, 6.3, 6.4, 6.5, 6.6, 6.7, 6.8, 9, and 9') including a heat exchange device (6). The heat exchange device includes a first flow passage (6.1) for heat transfer fluid communicating with a heat exchanger constituted so as to heat the heat transfer fluid and cool the exhaust gas. The ballast system includes at least a ballast tank (12) and ballast water flow passages (9 and 9'). The ballast water flow passages are constituted so as to communicate and transfer heat with the first heat exchanger (6). The ballast water flow passages (9 and 9') are equipped with an intermediate capacity tank (13, 13') before the ballast tank along a direction to which the ballast water flows in the ballast water flow passages. The present invention also relates to a method for treating the ballast water of a ship (1) by the heat function for exhaust gas of the heat power device (2).

Description

The method of arrangement for the combined waste gas and ballast water processing and processing ballast
Technical field
The present invention relates to arrangement for the combined waste gas and ballast water processing and the method for handling ballast water in the marine vessel in the marine vessel.
Arrangement for the combined waste gas and ballast water processing comprises the plumbing system and the heat energy apparatus that comprises the heat exchange rig of first H Exch that produces hot waste gas at least and be provided with the described hot waste gas of discharging; Described heat exchange rig also comprise can with the flow flow cycle of first heat-transfer fluid of exchange of described first H Exch, described first H Exch can be used for heating described first heat-transfer fluid and the described waste gas of cooling; Ballasting system comprises at least one ballast box and flow cycle for the ballast water, and the mobile loop of described ballast water is arranged to and can be carried out interchange of heat with described first H Exch; It is characterized in that described flow cycle for the ballast water was provided with middle cavity along the mobile direction of ballast water in the mobile loop of described ballast water before described ballast box.
The method of handling ballast water in the marine vessel comprises producing hot waste gas at least and being provided with described hot waste gas is discharged into the plumbing system in the atmosphere and the heat energy apparatus of heat exchange rig, wherein when ballast water is transported to ballast water tank water, the heat of waste gas further passes to described ballast water described in the described heat exchange rig, therefore described ballast water is heated to second temperature from first temperature, it is characterized in that, carry out the interchange of heat circulation at ballast water described in the described heat exchange rig and described waste gas, after in described heat exchange rig, obtaining heat, before entering described ballast box and in described ballast water tank water,, the higher temperature of ballast water is kept preset time with before colder water mixes.
Background technology
Ballast in the marine vessel generally adopts water, water is transported to replace goods on the ship, by the center of gravity that water increases or reduces single-piece weight and regulates ship, can make ship stable.For the safety of operation of all types ship, ballast is necessary.Ballast can be used for stablizing, trim and tilt adjustment.
Yet the water biological species in the ballast water in ship has caused cooresponding concern, when the ship that particularly is loaded with a large amount of ballast waters carries out long-distance transport.When these non-protogenous species are brought to new environment, might form potential threat to zone on every side.As a kind of countermeasure, proposed ballast water is heat-treated.Proved that improving temperature can make a large amount of biosome death, as bivalves and barnacle.
Can adopt multiple common method of heating to heat ballast water.At first, the heat that the ship driving engine produces can be used for heating ballast water, and this method requires to install H Exch in ballast water tank water, heats ballast water from power cooling system transporting water or the waste heat that produces the waste gas with power system.The second, the thermal source that ballast water can be transported in the power plant absorbs heat, as the parts of engine-cooling system, sends back to ballast water tank water then.This device is in U.S. Pat 5,816, and is open in 181.This patent fails to provide any suggestion of the integral body control of marine vessel Thermal Motor heat management, therefore makes that its scheme is imperfect.
Summary of the invention
The purpose of this invention is to provide a kind of ballast water annealing device of marine vessel, it has solved the shortcoming of prior art, and thermally equilibrated control has been realized optimization.Still another object of the invention is the cleaning exhaust gas-ballast water hot-cured machinery that proposes a kind of marine vessel, and it has effectively utilized available heat.
Realize that purpose of the present invention can be by claim 1 and 12 disclosed apparatus and method with the disclosed in other claims content of more detailed mode.
According to the first embodiment of the present invention, a kind of arrangement for the combined waste gas and ballast water processing of marine vessel comprises heat energy apparatus, can produce hot waste gas at least and be provided with plumbing system that discharges described hot waste gas and the heat exchange rig that comprises first H Exch.Described heat exchange rig also comprises the flow cycle that can carry out first heat-transfer fluid of fluid communication with described first H Exch.Described first H Exch can be used for heating described first heat-transfer fluid and the described waste gas of cooling.Described device also comprises ballasting system, and it comprises at least one ballast box and flow cycle for the ballast water, and the mobile loop of described ballast water is arranged to and can be carried out interchange of heat with described first H Exch.Described first H Exch is direct heat exchanger preferably.Described flow cycle for the ballast water also comprises in addition along mobile direction of ballast water and the mobile loop-coupled ballast box of described ballast water middle cavity before.Described middle cavity is the thermal insulation pipe that is fit to of casing and/or certain-length preferably.Can make ballast water be subjected to heat treatment in this way, make each some water obtain handling.
First H Exch is a direct heat exchanger.According to an aspect of the present invention, described flow cycle for the ballast water is connected to the flow cycle of first heat-transfer fluid, and described first heat-transfer fluid is a ballast water, and promptly ballast water is by contacting direct heating with waste gas.
In heat exchanger device, the spray nozzle device that sprays seawater is after the flow direction of described waste gas is arranged on described H Exch, and described spray nozzle device is communicated with the source of seawater fluid that does not heat.
According to another embodiment of the present invention, first flow cycle is communicated with second heat exchanger fluid, described second cools down, first heat-transfer fluid and the described ballast water of heating.Second H Exch is an indirect heat exchanger, so ballast water is subjected to indirect heating.
First H Exch, promptly direct heat exchanger has been advantageously provided the gravity water pot, can utilize gravity that described first heat-transfer fluid is introduced described first H Exch.Gravity tank is communicated with the seawater fluid by described first flow cycle.First heat-transfer fluid absorbs heat by the cooling system of source of seawater to the 3rd exchanger between the described gravity tank from heat energy apparatus in not heating.In addition, flow cycle for the ballast water is provided with the 4th H Exch, is used for absorbing heat from the cooling system of described heat energy apparatus.The temperature of ballast water is further increased.
Pending ballast water is preferably by treated ballast water preheating.Therefore, when ballast water was handled, ballast water was pumped into second ballast water tank water from first ballast water tank water, was subjected to heat treatment betwixt.Flow cycle for the ballast water preferably is provided with the 5th H Exch, and the 5th H Exch is connected between another flow side that ballast box water flows out a side and reheat heat exchanger, and pumps between the side in reheat heat exchanger and ballast box water.Therefore, treated hot ballast water can obtain cooling by heating pending cold ballast water, and whole efficiency is improved.
According to a kind of method of handling the marine vessel ballast water, it comprises and produces hot waste gas at least and be provided with the discharging plumbing system of described hot waste gas and the heat energy apparatus of heat exchange rig, when carrying ballast water to ballast water tank water, the heat of waste gas further passes to ballast water, and described ballast water is heated to second temperature from first temperature.In addition, in described heat exchange rig, obtain heat after, with before colder water mixes, ballast water keeps preset time with the temperature after raising before sending into ballast box and in ballast water tank water.This can realize by temporary transient decline of the flow velocity that makes described water, flow through the part that sectional flow area increases as making water.Described part water tank preferably with sectional flow area of increase.
The method according to this invention, described ballast water and described waste gas are preferably in directly carries out interchange of heat mutually in the heat exchange rig.
If it also is very favourable controlling the introducing of ballast water by the water level that makes water surface elevation in the gravity water pot remain on hope, the gravity water pot is used for water is introduced heat exchange rig.
The present invention has a plurality of advantages, and ballast water treatment is based on the actv. heat recover, and wherein the net effciency of equipment surpasses 90%.Ballast water treatment does not need chemical.Ballast water treatment can not cause available refuse.Owing to can cool off the direct heat exchanger of heat energy apparatus waste gas, the invention provides exhaust emission seldom and improved the visbility from the bridge to the stern.The vertical centre of the center of gravity of ship is lower, and this is stable highly beneficial to ship.
Description of drawings
To be introduced the present invention with reference to the accompanying drawings, wherein:
Fig. 1 is the scheme drawing according to the embodiment of ballast water annealing device of the present invention; With
Fig. 2 is the scheme drawing according to another embodiment of ballast water annealing device of the present invention.
The specific embodiment
Fig. 1 has shown how ballast water is efficiently handled, i.e. principle scheme drawing of heat-treating in conjunction with cleaning exhaust gas.Ship 1 is provided with Thermal Motor 2, for example is used as the diesel motor of active force driving engine.Naturally, can be provided with a plurality of this driving engines.The waste gas of discharging from diesel motor at first is sent to waste-heat boiler 4 by gas exhaust duct 3, and waste-heat boiler can be provided as required.Arrive the direct steam-water exchanger of horizontal fixed then through exhaust-gas silencer 5, promptly scrubber 6, and scrubber will be used below.In the embodiment shown in fig. 1, utilize seawater that waste gas is cooled off in scrubber and clean, seawater is heated by hot waste gas conversely.In scrubber 6, seawater sprays to waste gas by suitable mode.The scrubber of level is very favorable, because deliver to the higher level face that the water of temperature booster there is no need to be elevated to ship, this stability to ship 1 has positive influence.
The decline of gas exhaust duct 3 is inclined tubes 3.1, and its vertical extent surpasses limiting line or bulkhead deck, later arrives desired minimum freeing pipe 3.2 in a plurality of freeing pipes then downwards.The number of gas exhaust pipe 3.2 can be selected as required, can be from one to such as four or five.The height of the highest freeing pipe all should make gas discharge under any extreme condition, and such as rough sea, or hull is in the damage situation that static draft has surpassed projected depth.Minimum freeing pipe is positioned near the ballast waterline, promptly allows to have between the freeing pipe 3.2 maximum vertical distance, and like this under the situation of ballast, the crewman on the ship can stand on the deck after casting anchor and handle.Also can select suitable height to stand in people on the port and pier with gaseous emission jamming station during avoiding arriving in Hong Kong and depart from port.For sustainer, main engine, general, the size of minimum freeing pipe 3.2 can be arranged to the less gas flow that can expect for operating period.Freeing pipe 3.2 has been equipped with shutoff valve 7.It is also conceivable that traction and the guiding program of going on board if necessary.
If need really, ship can be astarboard and the outfit freeing pipe 3.2 of larboard, and is as shown in Figure 2.The gas exhaust duct 3 of starboard and larboard freeing pipe is provided with changeover valve system 6.9, and it has controlled flowing of waste gas, can make it flow to starboard and larboard, flows to starboard and larboard if necessary simultaneously.Changeover valve system 6.9 can automatic guidance, promptly by wind transducer or by other suitable mode (not shown).Embodiments of the invention are also because it selects the alerting ability of gas exhaust pipe position that device of the present invention is brought extra benefit.For example, can reduce the back pressure of driving engine 2 by gas being directed to the freeing pipe in ship leeward.The lateral 3.3 and 3.4 of atmosphere is led on the top that gas exhaust duct can be included in ship.
The heat treatment of ballast water is achieved by utilizing the waste heat that cleans waste gas release in the scrubber 6.As shown in Figure 1, scrubber 6 has a plurality of continuous levels on function.Heat exchange rig comprises two heat-transfer fluid circulation loops.At first, hot waste gas utilizes first flow cycle 6.1 to cool off.First flow cycle 6.1 comprises plumbing system, and it at first guides seawater to flow to gravity tank 6.2, enters scrubber as the seawater of heat-transfer fluid by nozzle 6.3 from gravity tank.By H Exch 1 is set, seawater can absorb heat and carry out preheating from the cooling system of heat energy apparatus 2 before flowing to gravity tank 6.2.According to the scrubber that one aspect of the invention is provided with, making highly to provide certain hydraulic pressure by the water surface in the gravity tank being remained on suitably, is used for the water of ejection is regulated.The pressure of gravity tank 6.2 preferably remains on ambient pressure level, i.e. bar pressure.Can utilize gravity to keep this normal pressure configuration and controlled current.Under the situation that pump pressure loss suddenly or temporary derangement occur, gravity tank will guarantee the supply to the water of scrubber within a certain period of time, and will be overheated with the pipeline of avoiding scrubber 6 downstreams.
The water that flows to the spray nozzle device 6.8 of gas flow direction final stage preferably directly provides from the branch of sea water pump 8, to guarantee lower gas discharge temperature.The perhaps pump 8.1 that separates in the final stage setting.Seawater is supplied from the sea chest 15 on the ship.For the sake of clarity only shown a sea chest, still should know on the ship a plurality of sea chests can be set.
Seawater is downward through all heat transfer grade except last cooled with seawater level from scrubber 6, cools off and with heat transferred second heat-transfer fluid, i.e. ballast water by indirect heat exchanger 6.4.Seawater flows through H Exch and arrives collecting tank 6.5, and seawater is transported to starboard from collecting tank by pump 6.6, can also make water recirculation get back to gravity tank 6.2 by the pipeline 6.7 that is provided with circulation pump 6.11.The operation of the first order of scrubber 6 on gas flow direction and structural parameters preferably can make the end region temperature of scrubber water be approximately 60 to 75 ℃, and have only evaporate little.
The multistage operation according to counter-current of indirect heat exchanger 6.4 and scrubber 6 obtains the best efficiency of heating surface.The first order that this means scrubber heats the final stage that second heat-transfer fluid is a ballast water.
Preferably ballast water is further heated in some applications, therefore the 4th H Exch 11 can be used for absorbing the direct warm ballast water of heat from the cooling system of heat energy apparatus.Especially the piston-engined cooling system of internal combustion is high temperature circulation cooling, for example cylinder band and cylinder cover.Further heating is for shorter voyage, and the time that promptly can be used for heating ballast water is limited, the ship advantageous particularly.Ballast water is heated to the treatment temperature that needs, and is about 40 to 60 ℃, and this depends on the possible processing time.Jia Re water is directed between H Exch 11 and the ballast water tank water 12 water tank as middle cavity 13 as shown in Figure 1.Water tank 13 is arranged to make the holding time that is in hi-heat ballast water to be enough to eliminate undesirable organism in water body.Desired temperature retention time depends primarily on temperature, should continue at least tens seconds to a few minutes but handle.The temperature retention time that prolongs shows it is to finish in water tank 13 in Fig. 1, but can be replaced by the suitable heat-insulating pipeline of sufficient length in some cases, as shown in Figure 2.
After the heat treatment of carrying out the enough time, ballast water cooled off before being directed to ballast water tank water 12.It is favourable cooling off by the 5th H Exch 14 between the ballast water tank water 12 and second H Exch, second H Exch is to be positioned at indirect heat exchanger 6.4, the five Hs Exch of the 5th another flow side of H Exch also between the ballast water tank water 12 of intermediate water tank 13 and another flow side.The valve system 14.1 that flows through of ballast water is controlled.The processing mode of cold ballast water is preheating before passing through H Exch 6.4, and ballast water cooled off before being directed to ballast water tank water 12 then.In other words, ballast water just temporarily heats so that purify.
Valve 8.2 is used for controlling the height of the gravity tank 6.2 seawater waters surface, also can be by seawater in the H Exch 10 is directed to gravity tank 6.2 or turns back to the marine cooling water expansion tank that guides driving engine 2.The air systems commonly used that can be connected in the ship at different levels of scrubber are so that can blow off water injector by the pressurized air (not shown).
Device of the present invention can be used for producing whole marine gear of hot waste gas, as the auxiliary diesel engine of advocating peace, automotive gas turbine, oil burning boiler and incinerator.
As the benefit that the present invention attaches, the sulfur oxide in the waste gas is washed off in scrubber 6 in large quantities.In system, use proper additive can strengthen this effect.Additive can be applied to gravity tank 6.2 by additive associated line 6.10.The water slurry of Xing Chenging is sprayed onto in the interior air-flow of scrubber thus, and additive can be selected from one group of common response thing such as lime that can reduce gas leakage.Particle also injected water of while rinses out effectively.In device, can also use the additive that prevents incrustation scale.
There is different ballast water circulation theories in application of the present invention:
1. exchange-single tube. a ballast water tank water single voiding is full of by annealing device then to outboard again.Emptying and be full of and carry out simultaneously.
2. exchange-two-tube. a ballast water tank water single voiding is to outboard, and the while, another was full of emptying and be full of and can carry out simultaneously by annealing device.
3. case-case circulation. from a case sucking-off, be discharged into another case through annealing device, Fig. 1 has shown that this water-circulating exists.
4. single case circulation. from a case sucking-off, same case is got back in recirculation through annealing device.
Shown another embodiment among Fig. 2 according to ballast water annealing device of the present invention.It corresponding to device shown in Figure 1, but is preferably used in certain heat energy apparatus on principle, the waste gas of its generation relatively cleaning or waste gas can not make the glassware for drinking water that is ejected into gas in the scrubber 6 that too strong aggressivity or corrosive property are arranged.Below, will concentrate on the feature different to the introduction of Fig. 2 with Fig. 1 device, the mark that uses among Fig. 2 is corresponding with mark among Fig. 1, as long as can.
In the device of Fig. 2, ballast water is arranged to the waste gas of direct contact Thermal Motor 2, and the temperature of ballast water can be elevated to scrubber and the indirect heat exchanger that surpasses combination as shown in Figure 1 in this way.On the waste gas system principle of driving engine with shown in Figure 1 corresponding, although freeing pipe 3.2 has only demonstrated the side at ship 1.
Ballast water to be processed is by flow cycle 9 ｀ circulation, and flow cycle is at heat-transfer fluid, i.e. ballast water, flow direction on comprise following parts.In this case, to H Exch 14, ballast water pending in H Exch 14 is by treated ballast water preheating from first ballast water tank water, 12 pumps for ballast water.Fore-warming ballast water is directed into gravity tank 6.2, and water tank can be directed to direct heat exchanger with ballast water, and promptly scrubber 6.In the embodiment shown in Figure 2, the ballast water of heating is transported to another ballast water tank water 12 by middle cavity 13 ｀ in scrubber 6, and middle cavity is the suitable heat-insulating pipeline of sufficient length.Therefore after absorbing heat in scrubber 6, the ballast water that will have the back temperature that raises keeps preset time, be transported to ballast water tank water then and in ballast water tank water 12 with cold water mix.
Scrubber 6 has comprised and has utilized series connected multistage 6.11 of countercurrent action.Gravity tank also is divided into multistage.Can select different flowing properties for nozzle at different levels.The water of heating collects in certain grade, and pump all passes through up at different levels to partial gravity tank then.At this moment the temperature of water can be eliminated undesirable biosome.
After scrubber 6, also be provided with the spray nozzle device 6.8 that sprays seawater along the flow direction of waste gas, the spray nozzle device and the source of seawater of heating not, i.e. the sea chest 15 of ship 1, fluid is communicated with.
The present invention is not limited to shown embodiment, can carry out many modifications to the present invention in the scope of appended claim.

Claims (16)

1. the arrangement for the combined waste gas and ballast water processing of a marine vessel comprises:
Heat energy apparatus (2), at least produce hot waste gas, and be provided with plumbing system (3) that discharges described hot waste gas and the heat exchange rig (6,6.1,6.2,6.3,6.4,6.5,6.6,6.7,6.8,6.9,6.10,9,9 ｀) that comprises first H Exch (6);
Described heat exchange rig (6,6.1,6.2,6.3,6.4,6.5,6.6,6.7,6.8,6.9,6.10,9,9 ｀) also comprises the flow cycle (6.1) that can carry out first heat-transfer fluid of interchange of heat with described first H Exch (6), and described first H Exch (6) can heat described first heat-transfer fluid and the described waste gas of cooling;
Ballasting system comprises at least one ballast box (12) and flow cycle for the ballast water (9,9 ｀), and the mobile loop of described ballast water is arranged to and can be carried out interchange of heat with described first H Exch (6);
It is characterized in that described flow cycle for the ballast water (9,9 ｀) was provided with middle cavity (13,13 ｀) along the mobile direction of ballast water before the above ballast box of described flow cycle for the ballast water.
2. arrangement for the combined waste gas and ballast water processing according to claim 1, it is characterized in that, described flow cycle for the ballast water (9,9 ｀) be connected to the flow cycle (6.1) of first heat-transfer fluid, therefore described first heat-transfer fluid is a ballast water, and described first H Exch (6) is a direct heat exchanger.
3. arrangement for the combined waste gas and ballast water processing according to claim 1 is characterized in that, described middle cavity (13) is the suitable heat-insulating pipeline (13 ｀) of water tank and/or certain-length.
4. according to each described arrangement for the combined waste gas and ballast water processing in the claim 1 to 3 of front, it is characterized in that, seawater is ejected into spray nozzle device (6.8) in the described waste gas after described exhaust gas flow direction is arranged on described H Exch, and described spray nozzle device is communicated with source of seawater (15) fluid of not heating.
5. according to each described arrangement for the combined waste gas and ballast water processing in the claim of front, it is characterized in that, described first flow cycle (6.1) is communicated with first H Exch (6.4) fluid, and described second H Exch can cool off described first heat-transfer fluid and the described ballast water of heating.
6. ballast water annealing device according to claim 5 is characterized in that, described second H Exch (6.4) is an indirect heat exchanger.
7. ballast water annealing device according to claim 1 or 5 is characterized in that described first H Exch (6) is provided with gravity tank (6.2), described first heat-transfer fluid can be introduced described first H Exch (6).
8. ballast water annealing device according to claim 7, it is characterized in that, described gravity tank (6.2) is communicated with the seawater fluid by described first flow cycle (6.1), and described first heat-transfer fluid is by the source of seawater (15) that do not heat and the 3rd exchanger (10) between the described fluid gravitation tank (6.2) the cooling system absorption heat from described heat energy apparatus (2).
9. ballast water annealing device according to claim 1 is characterized in that, described flow cycle for the ballast water (9) is provided with the 4th H Exch (11), is used for absorbing heat from the cooling system of described heat energy apparatus (2).
10. ballast water annealing device according to claim 1, it is characterized in that, described flow cycle for the ballast water (9) is provided with the 5th H Exch (14) that is connected to another flow side of described H Exch between described ballast water tank water (12) and described first H Exch (6), and described the 5th H Exch is also connected between described first H Exch (6) and described ballast water tank water (12) of another flow side.
11. ballast water annealing device according to claim 5, it is characterized in that, described flow cycle for the ballast water (9) is provided with the 5th H Exch (14) that is connected to another flow side of described H Exch between described ballast water tank water (12) and described second H Exch (6.4), and described the 5th H Exch is also connected between described second H Exch (6.4) and described ballast box (12) of another flow side.
12. method of handling the marine vessel ballast water, comprise producing hot waste gas at least and being provided with described hot waste gas is discharged into plumbing system (3) and heat exchange rig (6 in the atmosphere, 6.1,6.2,6.3,6.4,6.5,6.6,6.7,6.8,6.9,6.10,6.11,9,9 ｀) heat energy apparatus (2), when wherein ballast water being transported to ballast water tank water (12), the heat of waste gas further passes to described ballast water described in the described heat exchange rig (6), therefore described ballast water is heated to second temperature from first temperature, it is characterized in that, carry out interchange of heat at ballast water described in the described heat exchange rig (6) and described waste gas, after in described heat exchange rig, obtaining heat, send into described ballast box (12) and in described ballast water tank water with before colder water mixes, the described within the predetermined time ballast water back temperature that keeps raising.
13. the method for processing marine vessel ballast water according to claim 12 is characterized in that, guiding water can make the flow velocity of described water temporarily descend by the part (13) that sectional flow area increases.
14. the method for processing marine vessel ballast water according to claim 13 is characterized in that, the described part (13) with sectional flow area of increase is a water tank.
15. the method for processing marine vessel ballast water according to claim 12, it is characterized in that, can control described ballast water by the water level that makes the middle water surface elevation of gravity tank (6.2) remain on hope and introduce described waste gas, described gravity tank (6.2) is used for described water is introduced described heat exchange rig (6).
16. the method for processing marine vessel ballast water according to claim 12 is characterized in that, described ballast water and waste gas can carry out the direct heat exchange.
CNB021406324A 2001-07-04 2002-07-04 Waste gas and ballast water combined treatment equipment and method for treating ballast water Expired - Fee Related CN1253346C (en)

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FR2826931B1 (en) 2004-09-10
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DE10231734B4 (en) 2012-08-02
KR100935278B1 (en) 2010-01-06
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JP2003104292A (en) 2003-04-09
ES2204296B1 (en) 2005-03-01

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