CN114229970A - Ship ballast water shore receiving, processing and recycling system - Google Patents

Ship ballast water shore receiving, processing and recycling system Download PDF

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Publication number
CN114229970A
CN114229970A CN202111494839.1A CN202111494839A CN114229970A CN 114229970 A CN114229970 A CN 114229970A CN 202111494839 A CN202111494839 A CN 202111494839A CN 114229970 A CN114229970 A CN 114229970A
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ballast water
pipe
water
arc
shore
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CN114229970B (en
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张凯磊
彭士涛
贾建娜
褚强
刘连坤
郑鹏
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Tianjin Research Institute for Water Transport Engineering MOT
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Tianjin Research Institute for Water Transport Engineering MOT
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/50Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/78Treatment of water, waste water, or sewage by oxidation with ozone
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B8/00Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
    • E02B8/06Spillways; Devices for dissipation of energy, e.g. for reducing eddies also for lock or dry-dock gates
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/008Originating from marine vessels, ships and boats, e.g. bilge water or ballast water
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/004Seals, connections
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/005Valves
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/78Details relating to ozone treatment devices
    • C02F2201/782Ozone generators
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/14Maintenance of water treatment installations

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

The invention discloses a ship ballast water shore receiving, processing and recycling system, which comprises at least one ballast water tank, a ballast water processing system and a ballast water receiving system, wherein the ballast water tank is provided with a water inlet and a water outlet; the ballast water tank is a hollow cubic tank body, an anti-scouring and anti-scouring ridge with a groove type structure is arranged in the ballast water tank and is positioned right below the water inlet, and a cobble layer is paved in the groove; the ballast water treatment system comprises a water inlet pipe, a water outlet pipe, a disinfectant water outlet pipe, an overflow pipe, a vent pipe, a reuse water pump, self-cleaning equipment, a disinfectant water inlet pipe, a power supply electric box and an electric control switch which are matched with each ballast water tank; the ballast water receiving system comprises a ballast water access pipeline and a plurality of ballast water discharge pipelines, wherein the ballast water access pipeline is composed of a movable hose belt arranged on a shore side fixed support and a multifunctional adapter connected to the front end of the movable hose belt, and the ballast water discharge pipelines are formed by sequentially connecting the multifunctional adapter, a discharge pipe and a tail end valve; the system solves the problems of pipeline connection, flow matching, ship shore connection hose fixing and the like of the existing ballast water shore.

Description

Ship ballast water shore receiving, processing and recycling system
Technical Field
The invention relates to the technical field of ship ballast water treatment, in particular to a system for receiving, treating and recycling ship ballast water on shore.
Background
The ship ballast water is used for controlling the transverse inclination, the longitudinal inclination and the stable draft of the ship in sailing ships and is an indispensable part of the ship. According to the regulations of international convention on ship ballast water and sediment control and management, all ships entering the sea area of the convention contracting country must be provided with ship ballast water treatment systems approved by the IMO, and the discharge of ballast water must meet the D-2 standard requirements, so that the ship ballast water is generally recycled by means of ashore receiving, treating and recycling when the ship is in shore, such as dust suppression in coal yards, green space sprinkling, road dust removal and the like.
At present, the following problems mainly exist in the processes of receiving, treating and recycling the ship ballast water on shore:
(1) the connection problem of the ballast water shore receiving ship and the shore pipeline; specifically, through statistics and investigation, present part large ships have reformed transform the inside ballast water drainage pipe way of boats and ships, and boats and ships after the transformation set up ballast water discharge port on the deck, and the form of discharge port is mostly the flange, and the going to shore of the ballast water of being convenient for is received and is utilized. But the sizes of the flanges of the ballast water discharge ports of various ships are not consistent, which brings great difficulty to the ashore acceptance of the ballast water;
(2) the problem of flow matching of ship and shore equipment; particularly, part of ships have larger tonnage, and ballast water discharge pumps equipped for the ships have larger rated flow. For example, a ship with a certain search tonnage of 4.6 ten thousand tons is provided with a ballast water pump with the rated flow of 1000 tons/h. The small ballast water receiving equipment has small total capacity, the diameter of the equipped water receiving pipeline is small, the equipment is not matched with the ballast water amount carried by a large ship and the parameters of a water pump, the pipeline resistance is overlarge due to large flow, the impact force of high-speed water flow on the ballast water receiving equipment is also large, and the risk of burning out the ballast water pump of the ship and a water tank under the huge water flow impact force exists;
(3) the problem of fixing ship shore connection hoses; in particular, a flexible pipe is generally used for receiving ballast water of a ship on shore, and a ship ballast water discharge port and a ballast water receiving pipeline fixed on shore are connected by the flexible pipe. The hose is buckled easily when the boats and ships edge, and rivers can produce great resistance and make the hose shock of making a round trip through the pipeline section of buckling for the pipeline ability of overflowing descends, burns out the ship internal pressure and carries the water pump even, influences the water receiving operation security.
Disclosure of Invention
The invention aims to provide a ship ballast water on-shore receiving, treating and recycling system for treating ballast water into reclaimed water which can be used for dust suppression in coal yards, green space watering and road dust removal.
Therefore, the technical scheme of the invention is as follows:
a ship ballast water shore receiving, processing and recycling system comprises at least one ballast water tank, a ballast water processing system and a ballast water receiving system; wherein,
the ballast water tanks are arranged in a straight line along the extension direction of a shoreline and are arranged at the shoreside, and each ballast water tank is a hollow cubic tank body; a first water inlet is formed in one side of the top surface of the ballast water tank, and a second water inlet is formed in the other side of the top surface of the ballast water tank; the top of the side wall of one side of the ballast water tank is provided with an overflow outlet, and the bottom of the ballast water tank is provided with a reuse water outlet, a raw water outlet and an overflow inlet at intervals; an anti-scouring and anti-force-dissipating bank fixed on the bottom surface of the tank body is arranged in the ballast water tank and is positioned right below the first water inlet, the anti-scouring and anti-force-dissipating bank is of a groove type structure with an opening at the top and is formed by enclosing a bottom plate and four side plates, and a cobble layer is laid in the groove;
the ballast water treatment system comprises a water inlet pipe, a water outlet pipe, a disinfectant water outlet pipe, an overflow pipe, a vent pipe, a reuse water pump, self-cleaning equipment, a disinfectant water inlet pipe, a power supply electric box and an electric control switch which are matched with each ballast water tank; one end of the water inlet pipe is communicated with a first water inlet on the ballast water tank, and the other end of the water inlet pipe is converged to the water inlet main pipe together with water inlet pipes of other ballast water tanks; one end of the water outlet pipe is communicated with a reuse water outlet, and the reuse water pump is arranged on the water outlet pipe; the liquid inlet end of the self-cleaning equipment is communicated with the raw water outlet through a disinfectant inlet pipe, and the liquid outlet end of the self-cleaning equipment is connected with the second water inlet through a disinfectant outlet pipe to form communication; one end of the overflow pipe is connected with the overflow outlet and communicated with the overflow outlet, and the other end of the overflow pipe is connected with the overflow inlet and communicated with the overflow outlet; one end of the emptying pipe is communicated with the overflow pipe, and an electric control valve is arranged on the emptying pipe; the power supply electric box is electrically connected with the reuse water pump, the self-cleaning equipment and the electric control valve through the electric control switch so as to control the opening/closing of each electric component through the electric control switch;
the ballast water receiving system comprises a ballast water access pipeline and a plurality of ballast water discharge pipelines; the ballast water access pipeline is composed of a movable hose belt arranged on a shore side fixed support and a multifunctional adapter connected to the front end; each ballast water drainage pipeline is formed by sequentially connecting a multifunctional adapter, a drainage pipe and a tail end valve; the movable hose belt and the drainage pipe both adopt hoses which are formed by compounding a polyurethane outer pipe and a rubber inner pipe and have a double-layer structure, and both ends of each hose are provided with a hose body formed by a fire-fighting standard interface through stainless steel hose hoops; the end valve is a hard pipe section with a valve, and a PVC ball valve is arranged in the middle of the pipe section; the multifunctional adapter is formed by sequentially connecting a large-size annular disc body positioned at the front end, a conical shell positioned at the middle section and a fire-fighting standard joint positioned at the rear end; inner ring inner screw holes, middle ring inner screw holes and outer ring inner screw holes are sequentially formed in the large-size annular disc body from the inner edge to the outer edge of the large-size annular disc body along the circumferential direction, each ring of flange holes are formed by four smooth holes uniformly distributed along the circumferential direction, the forming positions of the inner ring flange holes are matched with the positions of the flange holes in the DN100, the forming positions of the middle ring flange holes are matched with the positions of the flange holes in the DN150, the forming positions of the outer ring flange holes are matched with the positions of the flange holes in the DN200 flange plate, and each inner screw hole is provided with a rubber gasket and a screw.
Further, the ballast water tank is arranged on a steel structure foundation; the steel structure foundation is a rectangular frame body which is built by a plurality of 20# short I-shaped steels which are laid on the lower layer and are arranged in parallel at equal intervals and a plurality of 10# long groove steels which are laid on the upper layer in parallel at equal intervals, and the plurality of 20# short I-shaped steels and the plurality of 10# long groove steels are mutually vertical and are welded and fixed into a whole; the distance between the adjacent 20# short I-shaped steels is 1m, and the distance between the adjacent 10# long groove steels is 1 m.
Further, the ballast water tank is a 304L stainless steel tank having an internal volume of 200m3~1000m3The height of the box body is 3-5 m; the outer dimension of the anti-scouring absorption ridge is 800mm multiplied by 500mm, the dimension of the inner groove is 500mm multiplied by 350mm, the thickness of the cobble layer is 200mm, and the cobble layer is formed by paving cobbles with the grain diameter of 10-20 mm.
Furthermore, a liquid level meter for detecting the liquid level inside the tank body is arranged on the outer wall of the ballast water tank.
Furthermore, a maintenance manhole is arranged on the top surface of the ballast water tank and close to the first water inlet, and a ladder stand is arranged on the side wall of the tank body close to the maintenance manhole.
Furthermore, the water inlet pipe and the water outlet pipe are both made of HP/P pipes with the pipe diameters of N100-N150-hard; the water inlet end of the water inlet main pipe adopts a fire-fighting standard joint of DN 100-DN 150.
Further, the bank side fixing support comprises a flow guide structure and a fixing structure; wherein,
the flow guide structure consists of two identical arc pipes and a plurality of semicircular rings; the two arc-shaped pipes are arranged in parallel at intervals in a mode that the outer arc surfaces face upwards, the plurality of semicircular rings are arranged at equal intervals from one end to the other end of the two arc-shaped pipes, and the two ends of each semicircular ring are respectively welded on the inner arc surfaces of the two arc-shaped pipes;
the fixing structure consists of a vertical limiting piece and a horizontal limiting piece which are arranged in a mutually perpendicular mode; the vertical limiting piece is a U-shaped frame body, and two ends of the vertical limiting piece are fixed on the inner arc surface close to the front ends of the two arc-shaped pipes; the transverse limiting piece comprises two horizontal pipes, one end of each horizontal pipe is fixed on the inner arc surfaces of the two arc pipes, and the lower side of the other end of each horizontal pipe is fixed with the top ends of the two vertically arranged limiting vertical pipes; a connecting transverse pipe is also fixed between the two horizontal pipes and close to the other end of the two horizontal pipes; a reinforcing tube is also obliquely connected and fixed between the horizontal tube and the arc-shaped tube.
Furthermore, the arc-shaped pipe is an arc-shaped steel pipe formed by uniformly dividing an oval pipe with a long axis of 75cm and a short axis of 60cm into four sections; the spacing distance between two identical arc-shaped pipes is 13 cm-18 cm; the length of the vertical limiting piece in the vertical direction is 75 cm; the intersection point of the arc tube of the vertical limiting piece and the extension line of the arc tube of the transverse limiting piece is positioned at the vertex point on the elliptical short shaft; the bottom of vertical locating part and the bottom of horizontal locating part are located the coplanar, and the interval between the two is 10 cm.
Further, the length of the movable hose belt and the length of the drain pipe are 20-30 m, and the pipe diameter of the movable hose belt is consistent with that of the water inlet pipe.
Further, the bore diameter of each of the inner screw hole of the inner ring, the inner screw hole of the middle ring and the inner screw hole of the outer ring is DN 15.
Compared with the prior art, the ship ballast water shore receiving, processing and recycling system has the beneficial effects that:
(1) the ballast water tank of the system is provided with the anti-scouring and anti-force bank in the tank body, the tank body is arranged on the bank side through the steel structure foundation, and the structural size of the tank body is designed and limited, so that the service life is prolonged, and the overlarge weight per unit area of a wharf caused by inappropriate structure and size can be avoided;
(2) in the ballast water receiving system of the system, not only is a ballast water access pipeline butted with a ship ballast water discharge port redesigned, but also a ballast water discharge pipeline used for controlling the liquid flow in the ballast water access pipeline is arranged, so that after a ship starts a ballast water pump to be started, a worker can adjust the discharge flow and the flow of a water inlet pipe of the ballast water receiving system by adjusting the opening and closing degree of a discharge pipe valve; the ballast water access pipeline and the ballast water discharge pipeline are both formed by compounding a polyurethane outer pipe and a rubber inner pipe, have a double-layer structure to ensure certain pressure-bearing capacity, and meanwhile, a shore-side fixed support item is specially designed for the ballast water access pipeline to enable the hoses to smoothly and stably penetrate through the edge of a ship to be in butt joint with a ballast water discharge port, so that the bending is avoided, and the back-and-forth shaking in the water receiving process can be avoided;
(3) the ballast water receiving system of the system is designed aiming at the problem that the sizes of flanges of various ship ballast water discharge ports are not consistent, a multifunctional adapter is designed, the front end of the multifunctional adapter is provided with flange connecting holes which can respectively correspond to the sizes of the existing ship ballast water discharge ports, namely, DN100, DN150 or DN200, and meanwhile, screws and rubber gaskets with proper sizes are used for sealing small-sized apertures to prevent leakage.
Drawings
FIG. 1 is a schematic diagram of the structure of the marine ballast water shore receiving, processing and recycling system of the present invention;
fig. 2 is a top view of an anti-scour sill of the marine ballast water shore receiving, processing and recycling system of the present invention;
fig. 3 is a side sectional view of an anti-erosion sill of the marine ballast water shore receiving, processing and recycling system of the present invention;
FIG. 4 is a top view of the steel structural foundation of the marine ballast water shore receiving, treating and recycling system of the present invention;
FIG. 5 is a schematic diagram of the structure of the shore side fixing bracket of the marine ballast water shore receiving, treating and recycling system of the present invention;
FIG. 6 is a front view of the universal adapter of the marine ballast water shore receiving, treating and recycling system of the present invention;
fig. 7 is a side view of a universal adapter of the marine ballast water shore receiving, treating and recycling system of the present invention.
Detailed Description
The invention will be further described with reference to the following figures and specific examples, which are not intended to limit the invention in any way.
As shown in fig. 1, the ship ballast water shore-receiving, treating and recycling system comprises two ballast water tanks, a ballast water treating system and a ballast water receiving system. Wherein,
the two ballast water tanks are arranged in a line along the extension direction of a shoreline at the shoreside 17; the ballast water tank is water with a cubic structure made of 304L stainless steel water tank material based on the problem of avoiding overlarge weight per unit area on a wharfA case having an inner volume of 500m3The total volume of the two ballast tanks is 1000m3(ii) a Meanwhile, in order to control the load of the unit bottom area of the water tank, the height of the tank body is 5m, and when the water tank is used, the suitable water storage height (the height of the water tank is minus 0.15m) at the inner side of the tank body is 4.85 m;
as shown in fig. 1, a first water inlet a is formed at one side of the top surface of the ballast water tank, and a second water inlet B is formed at the other side of the top surface of the ballast water tank; an overflow outlet E is formed in the top of the side wall of one side of the ballast water tank, and a reuse water outlet C, a raw water outlet D and an overflow inlet F are formed at the bottom at intervals;
as shown in fig. 2, in order to reduce the flushing of the water tank by the water flow in the water inlet pipe, an anti-flushing and anti-impact ridge is also arranged in the ballast water tank; the anti-scouring and anti-absorption ridge is arranged right below the first water inlet, is of a groove type structure with an opening at the top and is formed by a bottom plate and four side plates in a surrounding mode, and a cobble layer is laid in the groove; specifically, the bottom plate of the anti-scouring and anti-absorption sill has the size of 800mm × 800mm × 150mm in length × width × thickness, and is welded and fixed on the inner bottom surface of the ballast water tank; the thickness of the four side plates is 150mm, the height is 500mm, a groove with the length multiplied by the width multiplied by the height multiplied by 500mm multiplied by 350mm is formed in the center of the four side plates, correspondingly, the cobble layer laid in the groove is formed by laying cobbles with the grain diameter of 10-20 mm, and the thickness of the cobble layer is 200 mm; in the aspect of material selection, the anti-scouring and anti-impact ridge is made of stainless steel of the same grade as the ballast water tank and is integrally built with the water tank main body;
each water tank is arranged on a steel structure foundation; as shown in fig. 2, the steel structure foundation is a rectangular frame body constructed by 11 parallel and equidistant 20# I-shaped steels laid on the lower layer and 5 parallel and equidistant 10# elongated steels laid on the upper layer, and the 11 20# short I-shaped steels and the 5 10# elongated steels are mutually perpendicular and welded and fixed into a whole; specifically, the distance between adjacent 20# short I-shaped steels is 1m, and the distance between adjacent 10# long groove steels is 1 m; the integral steel structure foundation is subjected to anti-corrosion treatment by adopting epoxy vinyl resin.
As a preferable technical scheme of the embodiment, a liquid level meter for detecting the liquid level inside the tank body is arranged on the outer wall of the ballast water tank, and specifically, the liquid level meter adopts a magnetic turning plate liquid level meter.
As another preferable technical solution of this embodiment, in order to facilitate regular inspection and maintenance of the internal structure of the tank body, a maintenance manhole 10 is opened on the top surface of the ballast water tank and adjacent to the first water inlet a, and a ladder stand 11 is provided on the side wall of the tank body adjacent to the maintenance manhole 10.
The ballast water treatment system comprises a water inlet pipe 1, a water outlet pipe 2, a disinfectant water outlet pipe 3, an overflow pipe 4, a vent pipe 5, a reuse water pump 6, a self-cleaning device 7, a disinfectant water inlet pipe 8, a power supply electric box 9 and an electric control switch which are matched with each ballast water tank; wherein,
one end of the water inlet pipe 1 is connected with a first water inlet A on the ballast water tank through a flange and communicated with the first water inlet A, and the other end of the water inlet pipe is converged on a water inlet main pipe 13 with water inlet pipes of other ballast water tanks; specifically, the water inlet pipe 1 adopts a hard HDPE/PE pipe with the pipe diameter of DN150, so that the pressure bearing capacity of the pipeline is more than or equal to 0.8 mpa; the water inlet end of the water inlet main pipe 13 adopts a fire-fighting standard joint of DN 150;
one end of the water outlet pipe 2 is connected and communicated with a reuse water outlet C through a flange, a reuse water pump 6 is installed on the water outlet pipe 2, and meanwhile, in order to avoid that when one reuse water pump 6 breaks down, a ballast water tank connected with the reuse water pump cannot normally discharge water, a branch pipe used for being connected and communicated with the other reuse water pump 6 is also arranged on the water outlet pipe 2, and an electric control valve is arranged on the branch pipe; the other end of the water outlet pipe 2 is provided with an automatic rotating pipe section 14; specifically, the water outlet pipe 2 adopts a hard HDPE/PE pipe with the pipe diameter of DN 100-DN 150, so that the pressure bearing capacity of the pipe is more than or equal to 0.8 mpa; the material of the reuse water pump is cast iron or stainless steel of 304l or above, and the rated flow of the reuse water pump is 40-80 m3The rated lift is 20-30 m; the water outlet pipe 2 is connected with the liquid inlet end and the liquid outlet end of the reuse water pump by flanges;
the self-cleaning equipment 7 is arranged at the adjacent side of the reuse water pump 6, the liquid inlet end of the self-cleaning equipment is connected and communicated with the raw water outlet D through a disinfectant water inlet pipe 8, and the liquid outlet end of the self-cleaning equipment is connected and communicated with the second water inlet through a disinfectant water outlet pipe 3; the self-cleaning device 7 employs a commercially available product that disinfects ballast water by generating ozone by electrolysis. A self-sucking pump is arranged in the disinfection equipment, so that the pressure-loaded water in the water tank can be pressed into the disinfection equipment and fully contacted with ozone in the equipment, and the lift of the self-sucking pump is more than or equal to 10 m; meanwhile, the ozone electrolysis capacity of the disinfection equipment is matched with the total volume of the water tank, so that the ballast water in the water tank can be disinfected repeatedly every 24 hours, the ozone generation amount of the disinfection equipment is more than or equal to Q/6(g/h), Q is the total volume of the water tank, and the unit is t;
one end of the overflow pipe 4 is connected with the overflow outlet E and forms communication, and the other end is connected with the overflow inlet F and forms communication, so that when the ballast water in the ballast water tank is more, the ballast water can flow out of the overflow outlet E under the action of gravity and then flow back to the overflow inlet F; one end of the emptying pipe 5 is connected and communicated with the overflow pipe 4, and an electric control valve is arranged at the port of the emptying pipe and used for opening the electric control valve of the emptying pipe 5 when the ballast water in the ballast water tank is excessive and discharging the excessive ballast water into the sea or other standby water tanks;
the power supply electric box 9 is electrically connected with each reuse water pump 6, each cleaning device 7 and each electric control valve through an electric control switch, and the electric control switch is provided with an individual control switch for controlling each electric component so as to realize manual opening and closing according to different conditions; the whole material of the shell of the distribution box is stainless steel, and the dustproof and waterproof grade is IP 45; the electric control switches specifically comprise a first control switch 15 for controlling each electric control valve and a second control switch 16 for controlling each reuse water pump 6 and each cleaning device 7.
The ballast water receiving system comprises a ballast water access pipeline and a plurality of ballast water discharge pipelines; wherein,
the ballast water access pipeline is composed of a movable hose belt arranged on the shore side fixed support and a multifunctional adapter connected to one end of the movable hose belt; in particular, the amount of the solvent to be used,
the movable hose belt is used for connecting and communicating a ballast water port of a ship with a water inlet end of a ballast water tank, is a hose which is formed by compounding a polyurethane outer pipe and a rubber inner pipe and has a double-layer structure, the pipe diameter of the hose is consistent with that of a water inlet pipe 1, specifically DN150, and the length of the hose is 30 m; both ends of the movable hose belt are provided with fire-fighting standard interfaces made of aluminum alloy or cast iron materials through stainless steel hose hoops, and epoxy vinyl resin is adopted for anti-corrosion treatment; the pressure bearing capacity of the movable hose belt and the fire-fighting standard interface is more than or equal to 0.8 mpa;
in the use process, the movable hose belt is easy to bend when passing through the edge of a ship, and the pipe section of water flow passing through the bend generates larger resistance and generates large vibration, so that the flow capacity of a pipeline is reduced, even a pressure-loaded water pump in the ship is burnt out, and the safety of water receiving operation is influenced, therefore, when in connection, the movable hose belt is firstly arranged on a shore side fixed support designed for the movable hose belt, so that the purpose that the hose smoothly and stably passes through the edge of the ship, the bend is avoided, and the back-and-forth shaking in the water receiving process is avoided;
as shown in fig. 5, the bank side fixing bracket is made of a galvanized steel pipe, and includes a flow guide structure and a fixing structure; the diversion structure is used for smoothly guiding the hose from the edge of the ship to the bank of the wharf, and the fixing structure is used for fixing the hose at a bank side guardrail; wherein,
the flow guide structure is composed of two identical arc pipes 15a and a plurality of semicircular rings 15 b; the two arc-shaped pipes 15a are arranged in parallel at intervals in a mode that the outer arc surfaces face upwards, the plurality of semicircular rings 15b are arranged at equal intervals from one end to the other end of the two arc-shaped pipes 15a, and two ends of each semicircular ring 15b are respectively welded on the inner arc surfaces of the two arc-shaped pipes 15 a;
the fixed structure is composed of a vertical limiting piece 15c and a horizontal limiting piece which are arranged in a mutually perpendicular mode; wherein, the vertical limiting piece 15c is a U-shaped frame body, and two ends of the vertical limiting piece are fixed on the inner cambered surfaces close to the front ends of the two arc-shaped pipes 15 a; the transverse limiting piece comprises two horizontal pipes 15d, one end of each horizontal pipe is fixed on the inner arc surface of each arc-shaped pipe 15a, and the lower side of the other end of each horizontal pipe is fixed with the top ends of the two vertically arranged limiting vertical pipes; a connecting transverse pipe is also fixed between the two horizontal pipes 15d and close to the other end thereof; in order to further improve the structural strength of the fixing structure, a reinforcing pipe is also obliquely connected and fixed between the horizontal pipe 15d and the arc-shaped pipe 15 a.
Specifically, in the present embodiment, the arc-shaped pipe 15a is an arc-shaped steel pipe formed by equally dividing an elliptical pipe having a major axis of 75cm and a minor axis of 60cm into four sections; the spacing distance between two identical arc-shaped pipes 15a is 13 cm-18 cm; the length of the vertical limiting piece in the vertical direction is 75 cm; the intersection point of the arc tube of the vertical limiting piece and the extension line of the arc tube of the transverse limiting piece is positioned at the vertex point on the elliptical short shaft; the bottom of vertical locating part and the bottom of horizontal locating part are located the coplanar, and the interval between the two is 10 cm.
The bank side fixing support is made of galvanized steel pipes, and the outer surface of the bank side fixing support is subjected to anticorrosive treatment by adopting epoxy vinyl resin. The on-site use verifies that the bank side fixing support can better fix the pipeline and prevent the pipeline from being bent.
Each ballast water drainage pipeline is formed by sequentially connecting a multifunctional adapter, a drainage pipe and a tail end valve; the drainage pipe is a hose which is formed by compounding a polyurethane outer pipe and a rubber inner pipe and has a double-layer structure, the pipe diameter of the hose is DN150, and the length of the hose is 20 m; both ends of the movable hose belt are provided with fire-fighting standard interfaces made of aluminum alloy or cast iron materials through stainless steel hose hoops, and epoxy vinyl resin is adopted for anti-corrosion treatment; the pressure bearing capacity of the movable hose belt and the fire-fighting standard interface is more than or equal to 0.8 mpa; the tail end valve is a hard pipe section with a valve, the total length of the pipe section is 80-100 cm, the diameter of the pipe section is 150mm, and a PVC ball valve is arranged in the middle of the pipe section; and two ends of the hard pipe section are provided with DN150 fire-fighting standard interfaces, and the integral pressure-bearing capacity of the ballast water discharge pipeline is more than or equal to 0.8 mpa.
As shown in fig. 5 and 6, the multifunctional adapter is formed by connecting a large-size annular disc body at the front end, a conical shell at the middle section and a fire-fighting standard joint at the rear end in sequence; the fire-fighting standard joint at the rear end is DN 100-DN 150; an inner ring inner screw hole, a middle ring inner screw hole and an outer ring inner screw hole are sequentially formed in the large-size annular disc body from the inner edge to the outer edge along the circumferential direction, each ring of flange holes are formed by four smooth holes which are uniformly distributed along the circumferential direction, the forming positions of the inner ring flange holes are matched with the positions of the flange holes in the DN100, the forming positions of the middle ring flange holes are matched with the positions of the flange holes in the DN150, and the forming positions of the outer ring flange holes are matched with the positions of the flange holes in the DN200 flange plate, so that the multifunctional conversion joint is matched with the common DN100 size, DN150 size or DN200 size of the ship ballast water discharge port at present; wherein, the diameter of each internal thread hole is DN15, and each internal thread hole is provided with a rubber gasket and a screw.
The adapter main body is made of cast iron or aluminum alloy, and the whole body is subjected to anticorrosive treatment by adopting epoxy vinyl resin. The pressure bearing capacity of each part of the adapter is more than or equal to 0.8 mpa. When in use, one end of the multifunctional adapter is connected with the front end of the multifunctional adapter according to the size of the flange of the ship ballast water discharge port; for example, when the flange is connected with a DN200 ship flange, DN1 screws and rubber gaskets are used for sealing the internal thread holes of DN150 and DN100, so as to prevent leakage.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the structure of the present invention in any way. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the scope of the technical solution of the present invention.

Claims (10)

1. A ship ballast water shore receiving, processing and recycling system is characterized by comprising at least one ballast water tank, a ballast water processing system and a ballast water receiving system; wherein,
the ballast water tanks are arranged in a straight line along the extension direction of a shoreline and are arranged at the shoreside, and each ballast water tank is a hollow cubic tank body; a first water inlet is formed in one side of the top surface of the ballast water tank, and a second water inlet is formed in the other side of the top surface of the ballast water tank; the top of the side wall of one side of the ballast water tank is provided with an overflow outlet, and the bottom of the ballast water tank is provided with a reuse water outlet, a raw water outlet and an overflow inlet at intervals; an anti-scouring and anti-force-dissipating bank fixed on the bottom surface of the tank body is arranged in the ballast water tank and is positioned right below the first water inlet, the anti-scouring and anti-force-dissipating bank is of a groove type structure with an opening at the top and is formed by enclosing a bottom plate and four side plates, and a cobble layer is laid in the groove;
the ballast water treatment system comprises a water inlet pipe, a water outlet pipe, a disinfectant water outlet pipe, an overflow pipe, a vent pipe, a reuse water pump, self-cleaning equipment, a disinfectant water inlet pipe, a power supply electric box and an electric control switch which are matched with each ballast water tank; one end of the water inlet pipe is communicated with a first water inlet on the ballast water tank, and the other end of the water inlet pipe is converged to the water inlet main pipe together with water inlet pipes of other ballast water tanks; one end of the water outlet pipe is communicated with a reuse water outlet, and the reuse water pump is arranged on the water outlet pipe; the liquid inlet end of the self-cleaning equipment is communicated with the raw water outlet through a disinfectant inlet pipe, and the liquid outlet end of the self-cleaning equipment is connected with the second water inlet through a disinfectant outlet pipe to form communication; one end of the overflow pipe is connected with the overflow outlet and communicated with the overflow outlet, and the other end of the overflow pipe is connected with the overflow inlet and communicated with the overflow outlet; one end of the emptying pipe is communicated with the overflow pipe, and an electric control valve is arranged on the emptying pipe; the power supply electric box is electrically connected with the reuse water pump, the self-cleaning equipment and the electric control valve through the electric control switch so as to control the opening/closing of each electric component through the electric control switch;
the ballast water receiving system comprises a ballast water access pipeline and a plurality of ballast water discharge pipelines; the ballast water access pipeline is composed of a movable hose belt arranged on a shore side fixed support and a multifunctional adapter connected to the front end; each ballast water drainage pipeline is formed by sequentially connecting a multifunctional adapter, a drainage pipe and a tail end valve; the movable hose belt and the drainage pipe both adopt hoses which are formed by compounding a polyurethane outer pipe and a rubber inner pipe and have a double-layer structure, and both ends of each hose are provided with a hose body formed by a fire-fighting standard interface through stainless steel hose hoops; the end valve is a hard pipe section with a valve, and a PVC ball valve is arranged in the middle of the pipe section; the multifunctional adapter is formed by sequentially connecting a large-size annular disc body positioned at the front end, a conical shell positioned at the middle section and a fire-fighting standard joint positioned at the rear end; inner ring inner screw holes, middle ring inner screw holes and outer ring inner screw holes are sequentially formed in the large-size annular disc body from the inner edge to the outer edge of the large-size annular disc body along the circumferential direction, each ring of flange holes are formed by four smooth holes uniformly distributed along the circumferential direction, the forming positions of the inner ring flange holes are matched with the positions of the flange holes in the DN100, the forming positions of the middle ring flange holes are matched with the positions of the flange holes in the DN150, the forming positions of the outer ring flange holes are matched with the positions of the flange holes in the DN200 flange plate, and each inner screw hole is provided with a rubber gasket and a screw.
2. The marine ballast water shore receiving, treating and recycling system according to claim 1, wherein the ballast water tank is disposed on a steel structural foundation; the steel structure foundation is a rectangular frame body which is built by a plurality of 20# short I-shaped steels which are laid on the lower layer and are arranged in parallel at equal intervals and a plurality of 10# long groove steels which are laid on the upper layer in parallel at equal intervals, and the plurality of 20# short I-shaped steels and the plurality of 10# long groove steels are mutually vertical and are welded and fixed into a whole; the distance between the adjacent 20# short I-shaped steels is 1m, and the distance between the adjacent 10# long groove steels is 1 m.
3. The marine ballast water shore receiving, treating and recycling system according to claim 1, wherein the ballast water tank is a 304L stainless steel tank having an inner volume of 200m3~1000m3The height of the box body is 3-5 m; the outer dimension of the anti-scouring absorption ridge is 800mm multiplied by 500mm, the dimension of the inner groove is 500mm multiplied by 350mm, the thickness of the cobble layer is 200mm, and the cobble layer is formed by paving cobbles with the grain diameter of 10-20 mm.
4. The marine ballast water shore receiving, treating and recycling system according to claim 1, wherein a level gauge for detecting a liquid level inside the tank body is provided on an outer wall of the ballast water tank.
5. The marine ballast water shore receiving, treating and recycling system according to claim 1, wherein a maintenance manhole is opened on the top surface of the ballast water tank adjacent to the first water inlet, and a ladder is provided on a sidewall of the tank body adjacent to the maintenance manhole.
6. The ship ballast water shore receiving, treating and recycling system according to claim 1, wherein the water inlet pipe and the water outlet pipe are both hard HP/P pipes with pipe diameters of N-N; the water inlet end of the water inlet main pipe adopts a fire-fighting standard joint of DN 100-DN 150.
7. The marine ballast water shore receiving, treating and recycling system according to claim 1, wherein the shore side fixing support comprises a flow guiding structure and a fixing structure; wherein,
the flow guide structure consists of two identical arc pipes and a plurality of semicircular rings; the two arc-shaped pipes are arranged in parallel at intervals in a mode that the outer arc surfaces face upwards, the plurality of semicircular rings are arranged at equal intervals from one end to the other end of the two arc-shaped pipes, and the two ends of each semicircular ring are respectively welded on the inner arc surfaces of the two arc-shaped pipes;
the fixing structure consists of a vertical limiting piece and a horizontal limiting piece which are arranged in a mutually perpendicular mode; the vertical limiting piece is a U-shaped frame body, and two ends of the vertical limiting piece are fixed on the inner arc surface close to the front ends of the two arc-shaped pipes; the transverse limiting piece comprises two horizontal pipes, one end of each horizontal pipe is fixed on the inner arc surfaces of the two arc pipes, and the lower side of the other end of each horizontal pipe is fixed with the top ends of the two vertically arranged limiting vertical pipes; a connecting transverse pipe is also fixed between the two horizontal pipes and close to the other end of the two horizontal pipes; a reinforcing tube is also obliquely connected and fixed between the horizontal tube and the arc-shaped tube.
8. The ship ballast water shore receiving, treating and recycling system according to claim 1, wherein the arc-shaped pipe is an arc-shaped steel pipe formed by four equally divided sections of an oval-shaped pipe with a major axis of 75cm and a minor axis of 60 cm; the spacing distance between two identical arc-shaped pipes is 13 cm-18 cm; the length of the vertical limiting piece in the vertical direction is 75 cm; the intersection point of the arc tube of the vertical limiting piece and the extension line of the arc tube of the transverse limiting piece is positioned at the vertex point on the elliptical short shaft; the bottom of vertical locating part and the bottom of horizontal locating part are located the coplanar, and the interval between the two is 10 cm.
9. The system for receiving, treating and recycling the ballast water of the ship on the shore according to claim 1, wherein the length of the movable hose belt and the discharge pipe is 20-30 m, and the pipe diameter of the movable hose belt is consistent with that of the water inlet pipe.
10. The marine ballast water shore receiving, treating and recycling system according to claim 1, wherein each of the inner thread hole of the inner ring, the inner thread hole of the middle ring and the inner thread hole of the outer ring has a hole diameter of DN 15.
CN202111494839.1A 2021-12-09 2021-12-09 Ship ballast water landing receiving, treating and recycling system Active CN114229970B (en)

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