CN102233943A - Ballast water processing system - Google Patents
Ballast water processing system Download PDFInfo
- Publication number
- CN102233943A CN102233943A CN2011100878347A CN201110087834A CN102233943A CN 102233943 A CN102233943 A CN 102233943A CN 2011100878347 A CN2011100878347 A CN 2011100878347A CN 201110087834 A CN201110087834 A CN 201110087834A CN 102233943 A CN102233943 A CN 102233943A
- Authority
- CN
- China
- Prior art keywords
- ballast water
- ballast
- flow
- water treatment
- treatment plant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B13/00—Conduits for emptying or ballasting; Self-bailing equipment; Scuppers
- B63B13/02—Ports for passing water through vessels' sides
-
- 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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/005—Valves
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention provides a ballast water processing system and an operation method for the ballast water processing system, which are capable of inhibiting flow outputted from a ballast pump below a processing capability of a ballast water processing device, thereby reliably eliminating or removing aquatic life or bacteria, etc. in the ballast water loaded in a ballast cabin. The ballast water processing system is provided with: a ballast pump (12) outputting the ballast water introduced from a seawater box (11) to a ballast cabin (2); a flow regulating valve (13) increase or decrease flow of the ballast water outputted from the ballast pump (12) via change of openness degree; a flow gauge (14) performing measurement of flow of the ballast water passing by a flow regulating valve (13); a ballast water processing device (15) performing processing of the ballast water passing by the flow gauge (14); and a controller (17) controlling the openness degree of the flow regulating valve (13) in the specified range based on a measurement value measured by the flow gauge (14), to prevent flow of the ballast water supplied to the ballast water processing device (15) be no more than the processing capability of the ballast water processing device (15).
Description
Technical field
The present invention relates to ballast water treatment system, it can carry out the processing that will be loaded into elimination such as hydrobiont in the ballast water of ship and vessel or bacterium class or remove, and can not bring harmful effect to the marine site that the ballast water after processed is discharged.
Background technology
The boats and ships that are used to transport ore or former wet goods are provided with ballast tank, by store seawater or fresh water isoballast water in this ballast tank, carry out the ability of posture control of hull and guarantee stability.When clean ship etc., in ballast tank, import ballast water, and, discharge ballast water from ballast tank along with the carrying out of freighting, therefore, ballast water is being discharged from the region different with water intaking ground.Therefore, hydrobiont or bacterium class etc. together shifts with ballast water, might cause these hydrobionts or bacterium class etc. to be settled down in new environment, according to different situations, probably can destroy the ecosystem or bring influence to economic activities such as marine industry.And the pathogen that together shifts with ballast water also probably can bring direct influence to health.
So, in the related international convention of the Ballast Management of boats and ships, passed through " ballast water for ship and deposit control and management international convention " in February, 2004, this pact is stipulated obligated lift-launch ballast water treatment plant.The determined Ballast Management standard of International Maritime Organization (IMO) (International Maritime Organization:IMO) is as follows.
Minimum size is that the above biology of 50 μ m is at 1m
3The bion number of middle existence is less than 10.
Minimum size is less than 50 μ m and be that the bion number of surviving in 1ml of the biology more than the 10 μ m is less than 10.
(O-1 is O-139) less than 1cfu/100 μ m for toxin generation property cholera.
Coliform is less than 250cfu/100ml.
Enterococcus is less than 100cfu/100ml.
In order to satisfy aforesaid standard, propose to be useful on the various ballast water treatment technology that purify ballast water.For example, in the past, added the sterilization mode that bactericidal agent carries out sterilization and became main flow, in patent documentation 1,, ballast water was carried out sterilization utilizing filter to carry out coarse filtration (physical treatment) back by adding chlorine class medicament.In addition, in patent documentation 2, utilize hydrogen peroxide that ballast water is carried out sterilization, in patent documentation 3, utilize ozone that ballast water is carried out sterilization.
In recent years, substitute sterilization mode, also propose to have the agglomeration separation mode.For example, in patent documentation 4,, make as the hydrobiont of removing object to be involved in and to form the magnetic substance piece by in ballast water, adding medicament and magnetic powder, and use magnet and filter to reclaim this magnetic substance piece, remove thereby will separate as the hydrobiont of removing object.
Patent documentation 1: Japanese kokai publication hei 4-322788 communique
Patent documentation 2: Japanese kokai publication hei 5-910 communique
Patent documentation 3: TOHKEMY 2006-212494 communique
Patent documentation 4: TOHKEMY 2005-218887 communique
At this, in existing ballast water treatment system, with respect to the power (rated flow) of ballast pump, selected have identical with it or than the ballast water treatment plant of its bigger power (installed capacity).
But general ballast pump is a centrifugal pump, from centrifugal pump characteristics aspect, causes surpassing from the flow of ballast pump output the processing capacity of ballast water treatment plant sometimes.That is, as shown in Figure 5, the processing capacity of ballast water treatment plant for example is Qm
3During/h, have and Qm if adopt
3The centrifugal pump of the cooresponding power of/h is as ballast pump, then because of determine the power of ballast pump based on the minimum flow rate that required discharge pressure and head of water are obtained when maximum according to and pipe resistance the longest to the pipeline length of ballast tank, therefore, along with the pipeline length to ballast tank shortens and pipe resistance reduces, operation point moves to B from A along the pump performance curve, as shown in Figure 6, cause surpassing the processing capacity of ballast water treatment plant sometimes from the flow of ballast pump output.
In addition, usually, comprise standby ballast pump interior, boats and ships are equipped with two ballast pumps mostly, and it in fact also is possible that two ballast pumps turn round simultaneously.When turning round at the same time, pump performance curve shown in Figure 5 moves to the direction that flow increases, thereby the flow from ballast pump output is further increased.
In addition, Fig. 6 is illustrated in and uses power to be 850m
3When the centrifugal pump of/h becomes the ballast tank that the shortest and pipe resistance becomes minimum (being positioned at the ballast tank by the hull bottom of stern-side (Machine Room side)) water filling to pipeline length, from the flow of the ballast water (seawater) of centrifugal pump real output and the relation between the time.
Summary of the invention
The present invention makes in view of above-mentioned condition, its purpose is to provide a kind of ballast water treatment system, this ballast water treatment system can always be suppressed at the flow from ballast pump output below the processing capacity of ballast water treatment plant, thereby can eliminate reliably or remove being loaded into hydrobiont in the ballast water of ballast tank or bacterium class etc.
The present invention has adopted following scheme in order to solve above-mentioned problem.
Ballast water treatment system of the present invention has: ballast pump, and it will output to from the ballast water that sea water tank is introduced in the ballast tank; Flow control valve, it makes the flow increase and decrease from the ballast water of described ballast pump output by the change aperture; Flow counter, its flow to the ballast water by described flow control valve is measured; Ballast water treatment plant, it is handled the ballast water by described flow counter; And controller, it is based on the measured value of being measured by described flow counter, the aperture of described flow control valve is controlled in the specialized range, so that supply to the processing capacity that the flow of the ballast water of described ballast water treatment plant is no more than described ballast water treatment plant.
In the method for operation of ballast water treatment system of the present invention, this ballast water treatment system has: will output to the ballast pump in the ballast tank from the ballast water that sea water tank is introduced, make the flow control valve of the flow increase and decrease of the ballast water of exporting from described ballast pump by the change aperture, the flow counter that the flow of the ballast water by described flow control valve is measured, and ballast water treatment plant to handling by the ballast water of described flow counter, described method of operation is characterised in that, based on the measured value of measuring by described flow counter, the aperture of described flow control valve is controlled in the specialized range, so that supply to the processing capacity that the flow of the ballast water of described ballast water treatment plant is no more than described ballast water treatment plant.
According to the method for operation of ballast water treatment system of the present invention and ballast water treatment system, the flow that supplies to the ballast water of ballast water treatment plant is adjusted to and makes it be no more than the processing capacity of ballast water treatment plant.
Thus, the flow from ballast pump output always can be suppressed at below the processing capacity of ballast water treatment plant, thereby can eliminate reliably or remove being loaded into hydrobiont in the ballast water of ballast tank or bacterium class etc.
In above-mentioned ballast water treatment system, more preferably, when the flow of the ballast water that supplies to described ballast water treatment plant surpassed predetermined threshold value, described flow control valve was fully closed.
In the method for operation of above-mentioned ballast water treatment system, more preferably, when the flow of the ballast water that supplies to described ballast water treatment plant surpasses predetermined threshold value, described flow control valve is closed fully.
According to the method for operation of aforesaid ballast water treatment system and ballast water treatment system, when the flow of the ballast water that supplies to ballast water treatment plant surpasses predetermined threshold value, stop to supply with ballast water to ballast water treatment plant.
Thus, can prevent to supply with the ballast water of the processing capacity that surpasses ballast water treatment plant, thereby can prevent that the ballast water of not handled by ballast water treatment plant from injecting to ballast tank to ballast water treatment plant.
Ballast water treatment system of the present invention has: ballast pump, and it will output to from the ballast water that sea water tank is introduced in the ballast tank; Flow counter, its flow to the ballast water by described flow control valve is measured; Ballast water treatment plant, it is handled the ballast water by described flow counter; And controller, it is based on the measured value of being measured by described flow counter, the rotating speed of described ballast pump is controlled in the specialized range, so that supply to the processing capacity that the flow of the ballast water of described ballast water treatment plant is no more than described ballast water treatment plant.
In the method for operation of ballast water treatment system of the present invention, this ballast water treatment system has: will output to the ballast pump in the ballast tank from the ballast water that sea water tank is introduced, the flow counter that the flow of the ballast water by described flow control valve is measured, and ballast water treatment plant to handling by the ballast water of described flow counter, described method of operation is based on the measured value of being measured by described flow counter, the rotating speed of described ballast pump is controlled in the specialized range, so that supply to the processing capacity that the flow of the ballast water of described ballast water treatment plant is no more than described ballast water treatment plant.
According to the method for operation of ballast water treatment system of the present invention and ballast water treatment system, the flow that supplies to the ballast water of ballast water treatment plant is adjusted to and makes it be no more than the processing capacity of ballast water treatment plant.
Thus, the flow from ballast pump output always can be suppressed at below the processing capacity of ballast water treatment plant, thereby can eliminate reliably or remove being loaded into hydrobiont in the ballast water of ballast tank or bacterium class etc.
In above-mentioned ballast water treatment system, more preferably, between described ballast pump and described flow counter, has emergency shutoff valve, when the flow of the ballast water that supplies to described ballast water treatment plant surpasses predetermined threshold value, utilize described controller, described emergency shutoff valve is closed fully.
In the method for operation of above-mentioned ballast water treatment system, more preferably, when the flow of the ballast water that supplies to described ballast water treatment plant surpasses predetermined threshold value, the emergency shutoff valve that is arranged between described ballast pump and the described flow counter is closed fully.
According to the method for operation of aforesaid ballast water treatment system and ballast water treatment system, when the flow of the ballast water in supplying to ballast water treatment plant surpasses predetermined threshold value, stop to supply with ballast water to ballast water treatment plant.
Thus, can prevent to supply with the ballast water of the processing capacity that surpasses ballast water treatment plant, thereby can prevent that the ballast water of not handled by ballast water treatment plant from injecting to ballast tank to ballast water treatment plant.
In above-mentioned ballast water treatment system, more preferably, has the mutual interlocking gear that after described ballast water treatment plant is in operative condition, described ballast pump can be turned round.
In the method for operation of above-mentioned ballast water treatment system, more preferably, under described ballast water treatment plant is in state in the running, make described ballast pump running.
According to the method for operation of aforesaid ballast water treatment system and ballast water treatment system, ballast pump always turns round under ballast water treatment plant is in state in the running.
Thus, can prevent ballast pump running when ballast water treatment plant is under the state that stops running and can prevents ballast pump, thereby operating personnel's maloperation can be prevented trouble before it happens.
Boats and ships of the present invention are equipped with above-mentioned each ballast water treatment system.
According to boats and ships of the present invention, the flow that supplies to the ballast water of ballast water treatment plant is adjusted to and makes it be no more than the processing capacity of ballast water treatment plant.
Thus, the flow from ballast pump output always can be suppressed at below the processing capacity of ballast water treatment plant, thereby can eliminate reliably or remove being loaded into hydrobiont in the ballast water of ballast tank or bacterium class etc.
According to ballast water treatment system of the present invention, has following effect: the flow from ballast pump output always can be suppressed at below the processing capacity of ballast water treatment plant, thereby can eliminate reliably or remove with being loaded into hydrobiont in the ballast water of ballast tank or bacterium class etc.
Description of drawings
Fig. 1 is the figure that sees the boats and ships of the ballast water treatment system that is equipped with first embodiment of the invention from the top, is the figure of simple structure of the ballast water treatment system of expression first embodiment of the invention.
Fig. 2 is the figure that the main portion of Fig. 1 is amplified expression.
Fig. 3 is the diagram of circuit that is used to illustrate the control sequence of the sequence of operation of ballast water treatment system of first embodiment of the invention and controller.
Fig. 4 is the figure of simple structure of the ballast water treatment system of expression second embodiment of the invention, is the figure same with Fig. 2.
Fig. 5 is the chart that is used to illustrate existing issue.
Fig. 6 is the chart that is used to illustrate existing issue.
Description of reference numerals
1 boats and ships
2 ballast tanks
10 ballast water treatment systems
11 sea water tanks
12 ballast pumps
13 flow control valves
13 ' emergency shutoff valve
14 flow counter
15 ballast water treatment plants
17 controllers
40 ballast water treatment systems
42 bypass discs (flow control valve)
The specific embodiment
(first embodiment)
Below, the ballast water treatment system of first embodiment of the invention is described referring to figs. 1 through Fig. 3.Fig. 1 is the figure that sees the boats and ships of the ballast water treatment system that is equipped with present embodiment from the top, is the figure of simple structure of the ballast water treatment system of expression present embodiment.Fig. 2 is the figure that the main portion of Fig. 1 is amplified expression.Fig. 3 is the diagram of circuit that is used to illustrate the control sequence of the sequence of operation of ballast water treatment system of present embodiment and controller.
Ballast water treatment system of the present invention is to be equipped on boats and ships (box ship, LNG ship, bunker boat etc.) 1 system that turns round that possesses a plurality of (is 23 in present embodiment) ballast tank 2 at bow portion, hull bottom or board.
The ballast water treatment system 10 of present embodiment has: 11, two ballast pumps 12 of sea water tank (sea suction), flow regulating (control) valve 13, flow counter 14, ballast water treatment plant 15, ballast pipeline (notes drain hose) 16, controller 17.
In addition, ballast pump 12, flow control valve 13, flow counter 14 and ballast water treatment plant 15 are disposed in the Machine Room 3 of boats and ships 1.
In addition, in 0 ° of situation that refers to buttoned-up status of this said aperture, 90 ° of situations that refer to full open position of aperture.
Ballast water treatment plant 15 is to use filtration, electrolysis, ozone sterilization, UV irradiation, condense and the device of the ballast water that is injected into (supplying to) ballast tank 2 being handled (for example with elimination such as hydrobiont in the ballast water or bacterium class or remove) such as separate, and it is connected with the person in charge 16a that is positioned at flow counter 14 downstreams.
Be responsible for 16a the other end (being the end that is positioned at the bow side on right side) certainly in Fig. 1, be connected with automatic on/off valve 19 respectively towards the ballast tank that reaches and the be arranged at bow portion midway 2 bonded assemblys person in charge 16a of the arm 16b of each ballast tank 2 extension.When in cooresponding ballast tank 2, injecting ballast water, or self-corresponding ballast tank 2 is when discharging ballast waters, these automatic on/off valves 19 are opened fully, be fully closed (when promptly not injecting ballast water in cooresponding ballast tank 2, or not self-corresponding ballast tank 2 is when discharging ballast waters) under the situation in addition.
In the arm 16b that ballast tank 2 extends, be positioned at the arm 16b that leans on stern-side (upstream side) most and be responsible for 16a to engage and formation junction 20, at the person in charge 16a between this junction 20 and ballast water treatment plant 15 midway, be connected with an end of return pipeline (first drain hose) 21, midway at an end of being responsible for 16a and the person in charge 16a between the branch point 22, be connected with the other end of return pipeline 21, this branch point 22 is branched off into two branch points of being responsible for 16a that are connected with ballast pump 12 for the stern-side (downstream) in described person in charge 16a one end.In addition, (near the branch point of being responsible for 16a branch certainly 23 of return pipeline 21) is connected with automatic on/off valve 24 in an end that is positioned at return pipeline 21 upstream sides.This automatic on/off valve 24 is being opened when ballast tank 2 is discharged ballast water fully, and in addition (not when ballast tank 2 is discharged ballast water) is fully closed.
At the person in charge 16a between ballast water treatment plant 15 and branch point 23 midway, be connected with along the end of beam direction towards the outboard delivery piping (second series water pipe) 25 of larboard board outside plate extension, the other end of delivery piping 25 is provided with the outboard discharge orifice 26 towards the outboard opening overboard.Delivery piping 25 begins to be provided with automatic on/off valve 27, manual open and close valve 28 from upstream side midway overboard.Automatic on/off valve 27 is being opened when ballast tank 2 is discharged ballast water fully, and in addition (not when ballast tank 2 is discharged ballast water) is fully closed.On the other hand, manually open and close valve 28 is always opened fully, when automatic on/off valve 27 hinders and can not close fully the time etc., this manual open and close valve 28 is fully closed for some reason.
The branch point 29 of an end that is being connected with outboard delivery piping 25 and be connected with between the branch point 23 of an end of return pipeline 21 person in charge 16a midway, be connected with automatic on/off valve 30.This automatic on/off valve 30 is opened when injecting ballast water in ballast tank 2 fully, and in addition (when not injecting ballast water in ballast tank 2) is fully closed.
Be connected with automatic on/off valve (suction valve) 31 respectively at the person in charge 16a between branch point 22 and ballast pump 12 midway.Automatic on/off valve 31 is opened when injecting ballast water in ballast tank 2 or when ballast tank 2 is discharged ballast water fully, and in addition (when promptly not injecting ballast water in ballast tank 2 or not when ballast tank 2 is discharged ballast water) is fully closed.
In addition, automatic on/off valve 19,24,27,30,31 constitutes respectively and can carry out remote control by the not shown control panel (control panel) that is disposed at operator platform, Machine Room or engine control room.
Below, diagram of circuit shown in Figure 3 is described.
At first, selecting ballast pump 12 that will use and the ballast tank 2 that will carry out water filling (determines: input).
Then, to being disposed at from selecteed ballast pump 12 to the flow control valve 13 between the selecteed ballast tank 2, automatic on/off valve 19,30,31 switching condition, and other automatic on/off valves 19, whether 31 switching condition conforms to the switching condition of having preserved in data bank is judged, if the switching condition does not conform to, then to the open and-shut mode (flow control valve 13 becomes fully (blocking) state of closing) of flow control valve 13, each automatic on/off valve 19,30,31 open and-shut mode is confirmed, and correct the open and-shut mode of (correction) valve, so that it conforms to switching condition in being stored in data bank.
Next, will be arranged at the source switch of ballast water treatment plant 15 of control panel open (connection), make ballast water treatment plant 15 turn round (starting).
In addition, if the switching condition of from the selecteed ballast pump 12 switching condition to the flow control valve 13 between the selecteed ballast tank 2, automatic on/off valve 19,30,31 and other automatic on/off valves 19,31 that is disposed at does not conform to switching condition in being stored in data bank, then the source switch of ballast water treatment plant 15 is not opened (access failure).
Then, open switch open (connection), automatic on/off valve 31 is opened fully what be arranged at automatic on/off valves (suction valve) 31 control panel, selecteed ballast pump 12 sides.
In addition, if the source switch of ballast water treatment plant 15 is not opened (access failure), the switch of opening of the automatic on/off valve 31 of then selecteed ballast pump 12 sides is not opened (access failure).
Next, will be arranged at running switch open control panel, selecteed ballast pump 12 (connection), then make selecteed ballast pump 12 runnings (starting).
In addition, if the switch of opening of the automatic on/off valve 31 of selecteed ballast pump 12 sides is not opened (access failure), the running switch of then selecteed ballast pump 12 is not opened (access failure).
And, if selecteed ballast pump 12 runnings, then controller 17 makes the flow control valve 13 that is in buttoned-up status open aperture to flow control valve 13 output to be 30 ° (minimum value: control signal minimum aperture), beginning is to selecteed ballast pump 12 water fillings.
Then, 17 pairs of controllers from flow counter 14 constantly (successively) data (flow evaluation q (t)) of transporting be kept at lower limit Ql in the data bank, the higher limit Qh bigger in advance, compare than the big maxim of higher limit Qh (threshold value) QM than lower limit Ql, if data (flow evaluation q (t)) are bigger than maxim QM, then to make the aperture of flow control valve 13 to flow control valve 13 output be 0 ° control signal to this controller, thus, flow control valve 13 becomes fully closes (blocking) state, stops to selecteed ballast tank 2 water fillings.
In addition, 17 pairs of controllers are from flow counter 14 data (flow evaluation q (t)) that constantly transport and the lower limit Ql that is kept in advance in the data bank, higher limit Qh, maxim QM compares, if data (flow evaluation q (t)) are littler than lower limit Ql, then this controller makes the data of being measured by flow counter 14 (flow evaluation q (t)) reach the control signal more than the lower limit Ql to flow control valve 13 outputs, and when data (flow evaluation q (t)) are bigger than higher limit Qh, this controller makes the data of being measured by flow counter 14 (flow evaluation q (t)) reach the control signal below the higher limit Qh to flow control valve 13 outputs, so that the data of being measured by flow counter 14 (flow evaluation q (t)) reach more than the lower limit Ql, below the higher limit Qh.
If selecteed ballast tank 2 only has one and finished to these ballast tank 2 water fillings, then utilize the off switch that is arranged at control panel, make the automatic on/off valve 19 that is provided with at the arm 16b that leads to this ballast tank 2 be in buttoned-up status, and utilize the halt switch that is arranged at control panel that ballast pump 12 is stopped, the off switch that utilization is arranged at control panel makes automatic on/off valve 31 be in buttoned-up status, and the source switch that will be arranged at control panel disconnects so that ballast water treatment plant 15 stops, thereby finishes the water filling operation to this ballast tank 2.
On the other hand, when selecteed ballast tank 2 is when switching more than two and to the ballast tank 2 of water filling object, or selecteed ballast tank 2 is initially one but when desire changes to other ballast tanks 2 with the water filling object in these ballast tank 2 the injecting processes etc., it is 30 ° control signal that controller 17 makes the aperture of the flow control valve 13 that is in 30 °～90 ° scopes (being conditioned 30 °～90 ° scopes) to flow control valve 13 output, and flow control valve 13 is operated (adjusting) so that the aperture of flow control valve 13 becomes minimum aperture.
Next, the open and-shut mode of change valve, so that the switching condition of from the ballast pump 12 of the current running switching condition to the automatic on/off valve 19 between the ballast tank 2 after changing and other automatic on/off valves 19 that is disposed at conforms to switching condition in being kept at data bank, and beginning is to after changing ballast tank 2 water fillings.
Then, 17 pairs of controllers from flow counter 14 constantly (successively) data (flow evaluation q (t)) of transporting be kept at lower limit Ql in the data bank, the higher limit Qh bigger in advance, compare than the big maxim of higher limit Qh (threshold value) QM than lower limit Ql, if data (flow evaluation q (t)) are bigger than maxim QM, then to make the aperture of flow control valve 13 to flow control valve 13 output be 0 ° control signal to this controller, thus, flow control valve 13 becomes fully closes (blocking) state, stops to selecteed ballast tank 2 water fillings.
In addition, 17 pairs of controllers are from flow counter 14 data (flow evaluation q (t)) that constantly transport and the lower limit Ql that is kept in advance in the data bank, higher limit Qh, maxim QM compares, if data (flow evaluation q (t)) are littler than lower limit Ql, then this controller makes the data of being measured by flow counter 14 (flow evaluation q (t)) reach the control signal more than the lower limit Ql to flow control valve 13 outputs, and when data (flow evaluation q (t)) are bigger than higher limit Qh, this controller makes the data of being measured by flow counter 14 (flow evaluation q (t)) reach the control signal below the higher limit Qh to flow control valve 13 outputs, so that the data of being measured by flow counter 14 (flow evaluation q (t)) reach more than the lower limit Ql, below the higher limit Qh.
Below, when the ballast tank 2 of each switching water filling object, carry out same order repeatedly.
According to the ballast water treatment system 10 of present embodiment, the flow that is fed into the ballast water in the ballast water treatment plant 15 is adjusted to and makes it be no more than the processing capacity of ballast water treatment plant 15.
Thus, the flow from ballast pump 12 output always can be suppressed at below the processing capacity of ballast water treatment plant 15, thereby can eliminate or remove hydrobiont in the ballast water that is loaded into ballast tank 2 or bacterium class etc. reliably.
In addition, according to the ballast water treatment system 10 of present embodiment, when the flow of the ballast water in being fed into ballast water treatment plant 15 surpasses predetermined maxim (threshold value) QM, stop to supply with ballast water to ballast water treatment plant 15.
Thus, can prevent from ballast water treatment plant 15, to supply with the ballast water of the processing capacity that surpasses ballast water treatment plant 15, thereby can prevent that the ballast water of not handled by ballast water treatment plant 15 from injecting to ballast tank 2.
And according to the ballast water treatment system 10 of present embodiment, ballast pump 12 always turns round under ballast water treatment plant 15 is in state in the running.
Thus, can prevent that ballast pump 12 is in running under the state that stops and causes not processed ballast water to inject to ballast tank 2 at ballast water treatment plant 15, thereby operating personnel's maloperation can be prevented trouble before it happens.
(second embodiment)
Second embodiment of ballast water treatment system of the present invention is described with reference to Fig. 4.Fig. 4 is the figure of simple structure of the ballast water treatment system of expression present embodiment, is the figure identical with Fig. 2.
The ballast water treatment system 40 of present embodiment is with the difference of the ballast water treatment system of above-mentioned first embodiment, substitutes flow control valve 13 and has emergency shutoff valve 13 ', and, possess by passage 41 and bypass disc 42.For other inscapes, since identical with the inscape of above-mentioned first embodiment, therefore, omit the explanation of these inscapes at this.
In addition, for the identical parts of above-mentioned first embodiment, mark same Reference numeral.
Emergency shutoff valve 13 ' is that to make its aperture according to the control of controller 17 when the data of being measured by flow counter 14 (flow evaluation q (t)) are bigger than maxim QM be 0 ° valve, by the aperture that makes emergency shutoff valve 13 ' is 0 ° (closing (blocking) state fully), thereby stops to selecteed ballast tank 2 water fillings.
One end (upstream extremity) of by passage 41 be positioned at being connected of person in charge 16a between point 18 and the emergency shutoff valve 13 ' midway, the other end of by passage 41 (downstream end) is connected with person in charge 16a's between junction 43 and branch point 22 midway, the other end that this junction 43 is return pipelines 21 and be responsible for the junction that 16a engages.
Bypass disc (flow control valve) 42 is based on the control signal (command signal) that self-controller 17 transports makes its aperture for example at the electronic butterfly valve of 30 °～90 ° scope automatically regulatings (switching), and this bypass disc is connected by passage 41 midway.
In addition, refer to buttoned-up status for 0 ° in this said aperture, aperture refers to full open position for 90 °.
And, bypass disc 42 and above-mentioned flow control valve 13 similarly, according to diagram of circuit Be Controlled (operation) shown in Figure 3.
The action effect of the ballast water treatment system 40 of present embodiment is identical with the action effect of above-mentioned first embodiment, so omit its explanation at this.
In addition, the present invention is not limited to above-mentioned embodiment, can carry out various changes, distortion in the scope that does not break away from main idea of the present invention.
For example, in the above-described embodiment, regulate the flow of ballast water (seawater) by the aperture of control (adjusting) flow control valve 13 or bypass disc 42, but (omission) flow control valve 13, by passage 41, bypass disc 42 can be set yet seek the simplification of structure, and, can regulate the flow of ballast water (seawater) with this by controlling the rotating speed increase that make ballast pump 12 based on the rotating speed of phase inverter or reducing.
Claims (11)
1. ballast water treatment system is characterized in that having:
Ballast pump, it will output to from the ballast water that sea water tank is introduced in the ballast tank;
Flow control valve, it makes the flow increase and decrease from the ballast water of described ballast pump output by the change aperture;
Flow counter, its flow to the ballast water by described flow control valve is measured;
Ballast water treatment plant, it is handled the ballast water by described flow counter; And
Controller, it is based on the measured value of being measured by described flow counter, the aperture of described flow control valve is controlled in the specialized range, so that supply to the processing capacity that the flow of the ballast water of described ballast water treatment plant is no more than described ballast water treatment plant.
2. ballast water treatment system as claimed in claim 1 is characterized in that,
When the flow of the ballast water that supplies to described ballast water treatment plant surpassed predetermined threshold value, described flow control valve was fully closed.
3. ballast water treatment system is characterized in that having:
Ballast pump, it will output to from the ballast water that sea water tank is introduced in the ballast tank;
Flow counter, its flow to the ballast water by described flow control valve is measured;
Ballast water treatment plant, it is handled the ballast water by described flow counter; And
Controller, it is based on the measured value of being measured by described flow counter, the rotating speed of described ballast pump is controlled in the specialized range, so that supply to the processing capacity that the flow of the ballast water of described ballast water treatment plant is no more than described ballast water treatment plant.
4. ballast water treatment system as claimed in claim 3 is characterized in that,
Between described ballast pump and described flow counter, have emergency shutoff valve, when the flow of the ballast water that supplies to described ballast water treatment plant surpasses predetermined threshold value, utilize described controller, described emergency shutoff valve is closed fully.
5. as each described ballast water treatment system in the claim 1～4, it is characterized in that,
Has the mutual interlocking gear that after described ballast water treatment plant is in operative condition, described ballast pump can be turned round.
6. boats and ships is characterized in that, have claim 1 or 3 described ballast water treatment systems.
7. the method for operation of a ballast water treatment system, this ballast water treatment system has: the flow counter and the ballast water treatment plant to handling by the ballast water of described flow counter that will output to ballast pump in the ballast tank from the ballast water that sea water tank is introduced, make flow control valve from the flow increase and decrease of the ballast water of described ballast pump output, the flow of the ballast water by described flow control valve is measured by the change aperture, described method of operation is characterised in that
Based on the measured value of measuring by described flow counter, the aperture of described flow control valve is controlled in the specialized range, so that supply to the processing capacity that the flow of the ballast water of described ballast water treatment plant is no more than described ballast water treatment plant.
8. the method for operation of ballast water treatment system as claimed in claim 7 is characterized in that,
When the flow of the ballast water that supplies to described ballast water treatment plant surpasses predetermined threshold value, described flow control valve is closed fully.
9. the method for operation of a ballast water treatment system, this ballast water treatment system has: the flow counter and the ballast water treatment plant to handling by the ballast water of described flow counter that will output to ballast pump in the ballast tank from the ballast water that sea water tank is introduced, the flow of the ballast water by described flow control valve is measured, described method of operation is characterised in that
Based on the measured value of measuring by described flow counter, the rotating speed of described ballast pump is controlled in the specialized range, so that supply to the processing capacity that the flow of the ballast water of described ballast water treatment plant is no more than described ballast water treatment plant.
10. the method for operation of ballast water treatment system as claimed in claim 9 is characterized in that,
When the flow of the ballast water that supplies to described ballast water treatment plant surpasses predetermined threshold value, the emergency shutoff valve that is arranged between described ballast pump and the described flow counter is closed fully.
11. the method for operation as each described ballast water treatment system in the claim 7～10 is characterized in that,
Under described ballast water treatment plant is in state in the running, make described ballast pump running.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP097174/10 | 2010-04-20 | ||
| JP2010097174A JP6021293B2 (en) | 2010-04-20 | 2010-04-20 | Ballast water treatment system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102233943A true CN102233943A (en) | 2011-11-09 |
| CN102233943B CN102233943B (en) | 2015-08-19 |
Family
ID=44885158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110087834.7A Expired - Fee Related CN102233943B (en) | 2010-04-20 | 2011-04-08 | Ballast water treatment system |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6021293B2 (en) |
| KR (2) | KR20110116979A (en) |
| CN (1) | CN102233943B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923292A (en) * | 2012-10-23 | 2013-02-13 | 上海船研环保技术有限公司 | Marine organism pollution control and ballast water treatment combined system for ship |
| CN103459246A (en) * | 2012-04-13 | 2013-12-18 | 株式会社商船三井 | Ship and ballast water processing device |
| CN104386218A (en) * | 2014-11-13 | 2015-03-04 | 青岛厚科信息工程有限公司 | Marine organism attachment prevention system |
| CN106568485A (en) * | 2015-08-26 | 2017-04-19 | 泰科罗斯有限公司 | Electromagnetic flow meter |
| CN107567414A (en) * | 2014-11-28 | 2018-01-09 | 巴瓦特股份公司 | Ballast water circulation system, control unit and correlation technique |
| CN107686084A (en) * | 2016-08-03 | 2018-02-13 | 三浦工业株式会社 | The flow quantity control method of ballast and ballast water |
| CN111620399A (en) * | 2020-06-03 | 2020-09-04 | 浙江天地环保科技股份有限公司 | Automatic wastewater supply adjusting device and method based on spray evaporation wastewater treatment technology |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101550019B1 (en) * | 2013-01-10 | 2015-09-07 | 삼성중공업 주식회사 | Ship ballast water treatment device including integrated equipment and flow controlling method |
| KR101489805B1 (en) * | 2013-07-05 | 2015-02-04 | 한국해양과학기술원 | Apparatus and method for submarine positioning measurements |
| KR101603288B1 (en) * | 2013-09-23 | 2016-03-15 | (주)테크로스 | Ballast water management system equiped grinder |
| KR101541333B1 (en) | 2014-05-12 | 2015-08-03 | 한국해양과학기술원 | Apparatus for testing a ballast water treatment device |
| KR101541335B1 (en) | 2014-05-12 | 2015-08-03 | 한국해양과학기술원 | Apparatus for testing a ballast water treatment device |
| KR101653666B1 (en) * | 2015-12-10 | 2016-09-02 | (주) 테크로스 | Ballast water treatment system |
| CN107914821A (en) * | 2016-10-08 | 2018-04-17 | 曹兰兰 | Never heavy ship |
| JP2019136639A (en) * | 2018-02-08 | 2019-08-22 | 三浦工業株式会社 | Water treatment system |
| JP7087429B2 (en) * | 2018-02-13 | 2022-06-21 | 三浦工業株式会社 | Water treatment equipment |
| JP7087546B2 (en) * | 2018-03-28 | 2022-06-21 | 三浦工業株式会社 | Water treatment equipment |
| KR101997435B1 (en) * | 2019-02-27 | 2019-07-08 | 한라아이엠에스 주식회사 | A system for controlling the movement of ballast water between tanks |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5807486A (en) * | 1994-11-01 | 1998-09-15 | Joseph B. Busch, Sr. et al. | Process for the treatment of hazardous waste water |
| CN2808886Y (en) * | 2005-07-31 | 2006-08-23 | 大连海事大学 | Ship ballast water treatment plant |
| CN1938231A (en) * | 2005-01-24 | 2007-03-28 | 纽泰科O3公司 | Ozone injection method and system |
| JP2007229575A (en) * | 2006-02-28 | 2007-09-13 | Mitsubishi Heavy Ind Ltd | Method and apparatus for detoxifying liquid, and ship provided with the apparatus |
| WO2008093811A1 (en) * | 2007-02-02 | 2008-08-07 | Mitsui Engineering & Shipbuilding Co., Ltd. | Ballast-treated water supply ship, and supply method for ballast-treated water |
| KR100883444B1 (en) * | 2008-07-24 | 2009-02-17 | (주) 테크윈 | Apparatus and method for ballast water management |
| KR20090038573A (en) * | 2007-10-16 | 2009-04-21 | 주식회사 파나시아 | A control apparatus and control method of ultraviolet-rays disinfector |
| CN101484389A (en) * | 2006-09-25 | 2009-07-15 | Rwo有限公司 | Ballast water treatment plant having filter, disinfection, instrumentation and control unit |
| CN101522576A (en) * | 2006-09-29 | 2009-09-02 | 三井造船株式会社 | Appartus for treating ship ballast water |
| CN101668706A (en) * | 2006-09-26 | 2010-03-10 | 阿尔法沃尔股份公司 | System of water treatment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010504855A (en) * | 2006-09-26 | 2010-02-18 | アルファウォール アーベー | Water treatment system |
| JP5238968B2 (en) * | 2007-11-08 | 2013-07-17 | 三菱重工業株式会社 | Ship |
-
2010
- 2010-04-20 JP JP2010097174A patent/JP6021293B2/en not_active Expired - Fee Related
-
2011
- 2011-04-01 KR KR1020110030222A patent/KR20110116979A/en active Application Filing
- 2011-04-08 CN CN201110087834.7A patent/CN102233943B/en not_active Expired - Fee Related
-
2014
- 2014-02-06 KR KR1020140013662A patent/KR20140021700A/en active Search and Examination
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5807486A (en) * | 1994-11-01 | 1998-09-15 | Joseph B. Busch, Sr. et al. | Process for the treatment of hazardous waste water |
| CN1938231A (en) * | 2005-01-24 | 2007-03-28 | 纽泰科O3公司 | Ozone injection method and system |
| CN2808886Y (en) * | 2005-07-31 | 2006-08-23 | 大连海事大学 | Ship ballast water treatment plant |
| JP2007229575A (en) * | 2006-02-28 | 2007-09-13 | Mitsubishi Heavy Ind Ltd | Method and apparatus for detoxifying liquid, and ship provided with the apparatus |
| CN101484389A (en) * | 2006-09-25 | 2009-07-15 | Rwo有限公司 | Ballast water treatment plant having filter, disinfection, instrumentation and control unit |
| CN101668706A (en) * | 2006-09-26 | 2010-03-10 | 阿尔法沃尔股份公司 | System of water treatment |
| CN101522576A (en) * | 2006-09-29 | 2009-09-02 | 三井造船株式会社 | Appartus for treating ship ballast water |
| WO2008093811A1 (en) * | 2007-02-02 | 2008-08-07 | Mitsui Engineering & Shipbuilding Co., Ltd. | Ballast-treated water supply ship, and supply method for ballast-treated water |
| KR20090038573A (en) * | 2007-10-16 | 2009-04-21 | 주식회사 파나시아 | A control apparatus and control method of ultraviolet-rays disinfector |
| KR100883444B1 (en) * | 2008-07-24 | 2009-02-17 | (주) 테크윈 | Apparatus and method for ballast water management |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103459246A (en) * | 2012-04-13 | 2013-12-18 | 株式会社商船三井 | Ship and ballast water processing device |
| CN102923292A (en) * | 2012-10-23 | 2013-02-13 | 上海船研环保技术有限公司 | Marine organism pollution control and ballast water treatment combined system for ship |
| CN104386218A (en) * | 2014-11-13 | 2015-03-04 | 青岛厚科信息工程有限公司 | Marine organism attachment prevention system |
| CN107567414A (en) * | 2014-11-28 | 2018-01-09 | 巴瓦特股份公司 | Ballast water circulation system, control unit and correlation technique |
| CN106568485A (en) * | 2015-08-26 | 2017-04-19 | 泰科罗斯有限公司 | Electromagnetic flow meter |
| CN107686084A (en) * | 2016-08-03 | 2018-02-13 | 三浦工业株式会社 | The flow quantity control method of ballast and ballast water |
| CN111620399A (en) * | 2020-06-03 | 2020-09-04 | 浙江天地环保科技股份有限公司 | Automatic wastewater supply adjusting device and method based on spray evaporation wastewater treatment technology |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20110116979A (en) | 2011-10-26 |
| KR20140021700A (en) | 2014-02-20 |
| JP6021293B2 (en) | 2016-11-09 |
| JP2011224476A (en) | 2011-11-10 |
| CN102233943B (en) | 2015-08-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102233943A (en) | Ballast water processing system | |
| CN101522576B (en) | Apparatus for treating ship ballast water | |
| KR20120006600A (en) | Anti heeling function on ship's alarm monitoring system | |
| CN108698673B (en) | Ship with gas regasification system | |
| KR20190098034A (en) | Water treatment apparatus | |
| KR102076697B1 (en) | Wastewater discharge system of the ship | |
| KR20160101597A (en) | Ballast Water Treatment System | |
| JP5705588B2 (en) | Ballast water treatment systems, ships and floating structures | |
| KR20110127332A (en) | Machinery feed water supply system of fresh water maker on ship | |
| KR20120094661A (en) | Bilge transfer equipment for marine structures & ship | |
| KR101906640B1 (en) | Ballast Water Service Facility on Land | |
| KR101910691B1 (en) | Ballast Water Service Facility on Land | |
| JP5596454B2 (en) | Ship with ballast tank system | |
| KR20140020817A (en) | Ship and ballast water treatment system | |
| KR101205960B1 (en) | Ship having ballast tank using freshwater and sea water | |
| JP2012025266A5 (en) | ||
| CN216783833U (en) | Ship structure | |
| KR102260200B1 (en) | Ballast Water Filter Bypass Control Methods for Ships | |
| CN114754293B (en) | Passenger ship volumetric pump flow control system and method and passenger ship | |
| KR101996279B1 (en) | Ballast apparatus for vessel and the treatment method of ballast water for vessel | |
| KR20110057690A (en) | Apparatus for supply drinking water of ship | |
| KR101744640B1 (en) | Ballasting apparatus for eco-ship | |
| KR101647393B1 (en) | Fresh Water Supply System Using Flow Controller | |
| KR101901476B1 (en) | Ballast Water Service Facility on Land | |
| KR101215892B1 (en) | Fluid Operation System of Ship |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181227 Address after: Kanagawa Patentee after: MITSUBISHI Shipbuilding Corporation Address before: Tokyo, Japan, Japan Patentee before: Mit-subishi Heavy Industries Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20210408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |