CN113386900A - Ship water system with fire-fighting, bilge and ballast functions - Google Patents
Ship water system with fire-fighting, bilge and ballast functions Download PDFInfo
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- CN113386900A CN113386900A CN202110721302.8A CN202110721302A CN113386900A CN 113386900 A CN113386900 A CN 113386900A CN 202110721302 A CN202110721302 A CN 202110721302A CN 113386900 A CN113386900 A CN 113386900A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 279
- 239000013535 sea water Substances 0.000 claims abstract description 37
- 238000002347 injection Methods 0.000 claims abstract description 13
- 239000007924 injection Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 238000012546 transfer Methods 0.000 claims description 18
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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Classifications
-
- 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
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
- A62C3/10—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles in ships
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/58—Pipe-line systems
- A62C35/68—Details, e.g. of pipes or valve systems
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a ship water system with functions of fire fighting, bilge and ballast, belonging to the technical field of ship water supply and drainage, comprising a seawater main pipe; a fire-fighting bilge ballast general pump connected with the seawater main pipe; a fire-fighting water pipeline connected with the fire-fighting bilge ballast general pump; the bilge water pipeline comprises a bilge water discharge pipeline and a bilge water connecting pipeline which are connected with the fire-fighting bilge ballast general pump; the ballast water pipeline comprises a ballast water lightering pipeline, a ballast water discharging pipeline and a ballast water injection return pipeline. The invention supplies water to the fire-fighting water pipeline, the bilge water pipeline and the ballast water pipeline as required by the fire-fighting bilge ballast general pump connected with the seawater main pipe, integrates the fire-fighting water system, the bilge water system and the ballast water system into a ship water system, improves the use efficiency of the ship water system, saves the installation space of the ship pipeline, and reduces the equipment purchase and maintenance cost.
Description
Technical Field
The invention relates to the technical field of ship water supply and drainage, in particular to a ship water system with functions of fire protection, bilge and ballast.
Background
With the development of ship design, ships with various functions emerge endlessly, but the design concepts based on ship support are basically the same, and all include bilge water systems, fire water systems and ballast water systems.
Bilge water systems are systems used to remove bilge water during the operation of ships and are important ship protection systems. The method not only requires that bilge water generated in the watertight cabin is effectively cleaned and then discharged when the ship normally sails, but also can effectively discharge the water inlet cabin under the condition of limited water inlet under the emergency condition that the ship is damaged. For the above purposes, the ship is generally provided with two bilge pumps at the bilge of the cabin, one pump is used and the other pump is prepared, and the discharge capacity of the ship is generally 200-3/h x 0.35MPa。
The fire-fighting water system is used for extinguishing fire disasters on ships, including class A machine places and fires on decks of the whole ships, and can be used for flushing decks, cooling cabins and the like. The medium of the fire-fighting water system is generally seawater, and can be directly obtained from a seawater main pipe at the bottom of a ship. Based on the purposes, the ship is generally provided with two fire-fighting water pumps at the bottom of a cabin, one is used and the other is standby, and the discharge capacity of the ship is generally 90m3/h x 0.9MPa。
The ballast water system is used for filling or discharging seawater into or from a whole ship ballast tank according to the operation requirements of a ship so as to achieve the purposes of adjusting the draught of the ship and the longitudinal and transverse stable and safe steady height of a ship body, reducing the deformation of the ship body, avoiding causing overlarge bending moment and shearing force, reducing the vibration of the ship body and improving the seaworthiness of an empty tank. The medium of the ballast water system is generally seawater, and can be directly taken from a seawater main pipe at the bottom of the ship. For the above purposes, the ship is generally provided with two ballast water pumps at the bottom of the cabin, one for one, and the other for one, the discharge capacity of which is generally 200-3/h x 0.35MPa。
In the existing ship water system, a bilge water system, a fire fighting water system and a ballast water system are respectively independent water supply and drainage systems, and the independent water systems not only occupy limited ship space, but also increase the purchase, installation and maintenance costs of ship water system equipment.
Disclosure of Invention
In view of the above, the present invention provides a ship water system with functions of fire protection, bilge and ballast, so as to solve the technical problems of complex installation and high maintenance cost of the existing ship water system.
The technical scheme adopted by the invention is as follows: a marine water system having fire protection, bilge, and ballast functions, comprising:
a seawater main pipe;
the fire-fighting bilge ballast general pump is connected with the seawater main pipe and is used for sucking seawater from the seawater main pipe;
the fire-fighting water pipeline is connected with the fire-fighting bilge ballast general pump and is used for supplying water for ship fire fighting;
the bilge water pipeline is connected with the fire-fighting bilge ballast general pump and is used for discharging bilge water of the ship;
and the ballast water pipeline is connected with the fire-fighting bilge ballast general pump and is used for lightering and discharging ship ballast water.
Furthermore, a throttle orifice plate for adjusting the water pressure of the bilge water is arranged on the bilge water discharge pipeline.
Further, the ballast water pipeline includes that the ballast water lightens the pipeline, the outer pipeline of ballast water and the return line of ballast water injection, the one end of ballast water lightens the pipeline is connected with the delivery port of fire-fighting bilge ballast general purpose pump, the other end is connected with the water inlet of fire-fighting bilge ballast general purpose pump, the outer pipeline of ballast water and the one end that the return line was injected to the ballast water are refuted the pipeline with the ballast water respectively and are connected, the other end that the ballast water injected the return line is connected with the ballast tank.
Further, a ballast water treatment device for sterilizing seawater is arranged on the ballast water transfer pipeline, and the ballast water treatment device is arranged at the upstream of the ballast water injection return pipeline along the flow direction of the ballast water.
Furthermore, the bilge water pipeline comprises a bilge water discharge pipeline and a bilge water connecting pipeline, one end of the bilge water discharge pipeline is connected with a water outlet of the fire-fighting bilge ballast general pump, one end of the bilge water connecting pipeline is connected with a water inlet of the fire-fighting bilge ballast general pump, and the other end of the bilge water connecting pipeline is connected with the bilge water main pipe.
Furthermore, the bilge water pipeline also comprises a bilge water discharge pipeline, a bilge pump and a manual valve are arranged on the bilge water discharge pipeline, and one end of the bilge water discharge pipeline is connected with the bilge water main pipe.
Furthermore, a blind flange is arranged on the bilge water connecting pipeline.
Furthermore, the bilge water pipeline further comprises a sewage well connecting pipeline, and one end of the sewage well connecting pipeline is connected with a water inlet of the fire-fighting bilge ballast general pump.
Furthermore, the fire-fighting water pipeline, the bilge water pipeline and the ballast water pipeline are all provided with electro-hydraulic remote control butterfly valves.
Furthermore, two fire-fighting bilge ballast general pumps are arranged in parallel; the discharge capacity of the fire-fighting bilge ballast general pump is 90m3/h x 0.85.85 MPa.
The invention has the beneficial effects that:
the invention supplies water to the fire-fighting water pipeline, the bilge water pipeline and the ballast water pipeline as required by the fire-fighting bilge ballast general pump connected with the seawater main pipe, integrates the fire-fighting water system, the bilge water system and the ballast water system into a ship water system, improves the use efficiency of the ship water system, saves the installation space of the ship pipeline, and reduces the equipment purchase and maintenance cost.
Drawings
Fig. 1 is a schematic structural diagram of a ship water system with functions of fire fighting, bilge and ballast.
The reference numbers in the figures illustrate:
10-fire-fighting bilge ballast general pump;
20-a common conduit;
30-fire-fighting water pipeline;
40-bilge water line; 41-bilge water discharge pipeline; 42-bilge water connecting pipeline; 43-orifice plate; 44-bilge water discharge line; 45-bilge pump; 46-manual valve; 47-blind flange; 48-sewer well connecting pipeline;
50-ballast water lines; 51-ballast water transfer lines; 52-ballast water discharge pipeline; 53-ballast water injection return line; 54-ballast water treatment device;
60-a seawater main; 61-seawater pipeline;
70-electrohydraulic remote control butterfly valve;
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to limit the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be connected internally or indirectly to each other. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The inventor finds that: the discharge capacity and the pressure head of a fire pump in a fire water system, a bilge pump in the bilge water system and a ballast water pump in a ballast water system are all similar, so that the pump combination of a ship bilge, a fire pump and a ballast water system is one, the ship water system which is also used as a fire bilge ballast general pump is designed, and the discharge capacity of the fire bilge ballast general pump is selected as follows: 90m3/h X0.85 MPa and 300m3/h X 0.35MPa。
Embodiments, as shown in fig. 1, a ship water system having fire-fighting, bilge and ballast functions, which is used for supplying water for ship fire-fighting, for filling a ship ballast tank with water or discharging seawater in the ship ballast tank, and for emergency discharging of bilge water of a ship; this boats and ships water system includes:
a seawater main 60, the seawater main 60 being located below the sea surface for supplying a water source to a marine water system;
the system comprises a fire-fighting bilge and ballast general pump 10, wherein the fire-fighting bilge and ballast general pump 10 is arranged on the bottom of an engine room, a water inlet of the fire-fighting bilge and ballast general pump 10 is connected with a seawater main pipe 60 through a seawater pipeline 61, and the fire-fighting bilge and ballast general pump 10 is used for sucking seawater in the seawater main pipe 60 into a ship water system;
a fire-fighting water pipeline 30 (dotted line in fig. 1), one end of the fire-fighting water pipeline 30 being connected to the water outlet of the fire-fighting bilge ballast general pump 10 and the other end being connected to the ship fire-fighting main pipe, the fire-fighting water pipeline 30 being used for supplying water to the ship fire-fighting system;
a bilge water pipeline 40 (a dotted line in fig. 1), wherein the bilge water pipeline 40 comprises a bilge water discharge pipeline 41 and a bilge water connecting pipeline 42, one end of the bilge water discharge pipeline 41 is connected with a water outlet of the fire-fighting bilge ballast general pump 10, one end of the bilge water connecting pipeline 42 is connected with a water inlet of the fire-fighting bilge ballast general pump 10, the other end of the bilge water connecting pipeline is connected with a bilge water main pipe, and the bilge water pipeline 40 is used for discharging bilge water of each cabin in an emergency state;
a ballast water pipeline 50 (solid line in fig. 1), the ballast water pipeline 50 including a ballast water transfer pipeline 51, a ballast water discharge pipeline 52 and a ballast water injection return pipeline 53, one end of the ballast water transfer pipeline 51 being connected to a water outlet of the fire-fighting bilge ballast general pump 10, the other end being connected to a water inlet of the fire-fighting bilge ballast general pump 10, one ends of the ballast water discharge pipeline 52 and the ballast water injection return pipeline 53 being connected to the ballast water transfer pipeline 53, the other end of the ballast water injection return pipeline 53 being connected to the ballast tank; the ballast water line 50 is used for the transfer of ballast water in the ship and the discharge of seawater in each ballast tank.
The utility model provides a supply water to fire-fighting water pipeline 30, bilge water pipeline 40 and ballast water pipeline 50 at different time periods through fire-fighting bilge ballast general pump 10 who is connected with sea water main pipe 60 as required to integrate into a ship water system with fire-fighting water system, bilge water system and ballast water system, improved ship water system's availability factor, saved ship pipeline installation space, reduced equipment purchase and cost of maintenance.
In one embodiment, as shown in FIG. 1, the firefighting bilge ballast master pump 10 has a displacement of 90m3H x 0.85.85 MPa; that is, under normal conditions, the fire bottom ballast general purpose pump 10 operates at the flow rate and pressure of the fire protection system, i.e., 90m3/hX 0.85.85 MPa. So set up, through setting up the discharge capacity of fire control bilge ballast general purpose pump 10 to and boats and ships fire extinguishing systems phase-match, be convenient for boats and ships water system supplies water for boats and ships fire extinguishing systems at any time.
Preferably, the bilge water discharge pipeline 41 is provided with a throttle orifice 43 for regulating the water pressure of the bilge water, and the throttle orifice 43 is arranged close to the fire-fighting bilge ballast general pump 10. With the arrangement, the pressure in the bilge water discharge pipeline 41 can be reduced through the throttle orifice 43 to realize the displacement change of the fire-fighting bilge ballast general pump 10, so that the fire-fighting bilge ballast general pump 10 operates at 300m3Under the Xh 0.35MPa state, the requirements of a bilge water system on the discharge capacity of the fire-fighting bilge ballast general pump 10 are met, and the discharge capacity and the pressure head of the fire-fighting bilge ballast general pump 10 in three different systems are switched.
In one embodiment, as shown in fig. 1, a ballast water treatment apparatus 54 for sterilizing seawater is provided on the ballast water transfer line 51, and the ballast water treatment apparatus 54 is provided upstream of the ballast water injection return line 53 in the flow direction of the ballast water. According to the arrangement, water is absorbed from the seawater main pipe 60 through the fire-fighting bilge ballast general pump 10 and the seawater pipeline 61, and then the seawater is sent to the ballast water treatment device 54 through the ballast water transfer pipeline 51 for disinfection treatment; the ballast water after the disinfection treatment is injected or transferred to each ballast tank through the ballast water transfer line 51 and the ballast water injection return line 53. Or the water in each ballast tank is pumped out through the ballast transfer lines 51 and the fire deck bottom ballast general purpose pump 10 and the ballast water is discharged outboard by opening the electrohydraulic remote control butterfly valve 70.
Preferably, there are two fire-fighting bilge ballast general pumps 10, and the two fire-fighting bilge ballast general pumps 10 are arranged in parallel.
In one embodiment, as shown in fig. 1, the bilge water line 40 further includes a bilge water discharge line 44, a bilge pump 45 and a manual valve 46 are provided on the bilge water discharge line 44, and one end of the bilge water discharge line 44 is connected to a bilge water main pipe. With this arrangement, the bilge water discharge pipe 44 is used for the discharge of the daily bilge water, and the bilge water discharge pipe 41 is used for the discharge of the bilge water in an emergency. In the conventional bilge water system, since the bilge water main pipe contains oily water, in order to prevent the oily water medium from entering the fire water system and the ballast water system to cause ship pollution, the bilge water system is pumped and lightened under the conventional conditions by operating the bilge pump 45 and the manual valve 46 on the bilge water discharge pipeline 44. Meanwhile, in order to avoid misoperation of crew, a blind flange 47 is arranged on a main pipe of the bilge water connecting pipeline 42, and the blind flange 47 is in a normally closed state and is allowed to be opened only in an emergency state; such as a situation where the hull breaks causing cabin water ingress, allows the use of the fire deck ballast master pump 10 to discharge the incoming seawater outboard through the electrohydraulic remote butterfly valve 70.
In one embodiment, as shown in FIG. 1, the bilge water line 40 further includes a bilge well connection line 48, and one end of the bilge well connection line 48 is connected to an inlet port of the fire fighting bilge ballast general purpose pump 10.
In one embodiment, as shown in fig. 1, the fire-fighting bilge ballast general pump 10 is disposed on a common pipeline 20 at the bilge of the cabin, and one end of the common pipeline 20 is respectively communicated with a fire-fighting water pipeline 30, a bilge water discharge pipeline 41 and a ballast water transfer pipeline 51 through four-way pipes; the other end of the common pipeline 20 is connected with a seawater pipeline 61, a ballast water transfer pipeline 51, a bilge water connecting pipeline 42 and a bilge well connecting pipeline 48 through five-way pipes respectively.
Preferably, the seawater pipeline 61, the fire-fighting water pipeline 30, the bilge water discharge pipeline 41, the bilge water connecting pipeline 42, the ballast water transfer pipeline 51 and the ballast water discharge pipeline 52 are all provided with an electro-hydraulic remote control butterfly valve 70. The electrohydraulic remote control butterfly valve 70 is used for electrically controlling the on-off of the corresponding pipeline so as to realize the remote control of each pipeline and adjust the water flow direction in the ship water system.
It should be noted that: the fire-fighting bilge ballast general pump 10 can meet the discharge requirement of fire-fighting water and the pressure requirement of water outlet of a fire-fighting lance in the requirements of classification society and SOLAS specifications.
Compared with the prior art, the application has at least the following beneficial effects:
1. the number of ship bilge water pumps, fire-fighting water pumps and ballast water pumps is greatly reduced, the pumps in the system with three functions are integrated into one pump, and the use efficiency is improved while the purchase and maintenance costs of equipment are reduced.
2. The system integrates the three functions into one system, so that the arrangement of pipelines and pipe accessories in the system is reduced, the arrangement of valves is also reduced, the number of valves needing to be operated is reduced, and the operating efficiency of crew is improved.
3. The pump that this application used is market conventional product, has commonality and commonality, and no extra design or research and development cost are applicable in various types of boats and ships platform, and the commonality is good.
4. The ship engine room pipeline layout method is particularly suitable for ships with limited engine room space, the integrated system is high in degree, equipment is convenient to arrange, pipelines are convenient to design, and the complexity of engine room pipeline layout is greatly simplified.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A ship water system with functions of fire fighting, bilge and ballast, comprising:
a seawater main pipe (60);
the fire-fighting bilge ballast general pump (10), the fire-fighting bilge ballast general pump (10) is connected with the seawater main pipe (60) and is used for sucking seawater from the seawater main pipe (60);
the fire-fighting water pipeline (30), the said fire-fighting water pipeline (30) is connected with ballast general pump (10) of the fire-fighting bilge, is used for supplying water for the ship fire control;
the bilge water pipeline (40), the bilge water pipeline (40) is connected with the fire-fighting bilge ballast general pump (10) and is used for discharging bilge water of the ship;
and the ballast water pipeline (50) is connected with the fire-fighting bilge ballast general pump (10) and is used for lightering and discharging the ship ballast water.
2. The ship water system with functions of fire fighting, bilge and ballast as claimed in claim 1, wherein a throttle orifice (43) for regulating the water pressure of bilge water is arranged on the bilge water discharge pipeline (41).
3. The ship water system with functions of fire fighting, bilge and ballast as claimed in claim 1, wherein the ballast water pipeline (50) comprises a ballast water transfer pipeline (51), a ballast water discharge pipeline (52) and a ballast water injection return pipeline (53), one end of the ballast water transfer pipeline (51) is connected with a water outlet of the fire-fighting bilge ballast general pump (10), the other end of the ballast water transfer pipeline is connected with a water inlet of the fire-fighting bilge ballast general pump (10), one ends of the ballast water discharge pipeline (52) and the ballast water injection return pipeline (53) are respectively connected with the ballast water transfer pipeline (53), and the other end of the ballast water injection return pipeline (53) is connected with the ballast tank.
4. The marine water system having fire fighting, bilge, and ballast functions as claimed in claim 3, wherein a ballast water treatment device (54) for sterilizing seawater is provided on the ballast water transfer line (51), and the ballast water treatment device (54) is provided upstream of the ballast water injection return line (53) in a flow direction of the ballast water.
5. The ship water system with functions of fire fighting, bilge and ballast as claimed in claim 1, wherein the bilge water pipeline (40) comprises a bilge water discharge pipeline (41) and a bilge water connecting pipeline (42), one end of the bilge water discharge pipeline (41) is connected with a water outlet of the fire-fighting bilge ballast general pump (10), one end of the bilge water connecting pipeline (42) is connected with a water inlet of the fire-fighting bilge ballast general pump (10), and the other end is connected with a bilge water main pipe.
6. The marine water system with fire fighting, bilge and ballast functions as recited in claim 5, wherein the bilge water pipeline (40) further comprises a bilge water discharge pipeline (44), wherein a bilge pump (45) and a manual valve (46) are arranged on the bilge water discharge pipeline (44), and one end of the bilge water discharge pipeline (44) is connected with a bilge water main pipe.
7. A marine water system with fire fighting, bilge and ballast functions as claimed in claim 5, wherein the bilge water connection line (42) is provided with a blind flange (47).
8. A marine water system with fire fighting, bilge and ballast functions as claimed in claim 5, wherein the bilge water line (40) further comprises a sewer well connection line (48), one end of the sewer well connection line (48) being connected to a water inlet of the fire fighting bilge ballast general pump (10).
9. The marine water system with fire fighting, bilge and ballast functions as claimed in claim 1, wherein the fire fighting water line (30), the bilge water line (40) and the ballast water line (50) are all provided with electro-hydraulic remote control butterfly valves (70).
10. The ship water system with functions of fire fighting, bilge and ballast as claimed in claim 1, wherein there are two said fire-fighting bilge ballast general pumps (10), and two said fire-fighting bilge ballast general pumps (10) are arranged in parallel; the discharge capacity of the fire-fighting bilge ballast general pump (10) is 90m3/h x 0.85MPa。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110721302.8A CN113386900A (en) | 2021-06-28 | 2021-06-28 | Ship water system with fire-fighting, bilge and ballast functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110721302.8A CN113386900A (en) | 2021-06-28 | 2021-06-28 | Ship water system with fire-fighting, bilge and ballast functions |
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| CN113386900A true CN113386900A (en) | 2021-09-14 |
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| CN113942611A (en) * | 2021-11-29 | 2022-01-18 | 沪东中华造船(集团)有限公司 | Marine multifunctional pumping system |
| CN113975680A (en) * | 2021-11-29 | 2022-01-28 | 沪东中华造船(集团)有限公司 | Fire-fighting safety system and fire-fighting method for container ship deck stacking area |
| CN114837254A (en) * | 2022-03-31 | 2022-08-02 | 中船邮轮科技发展有限公司 | Ship drinking water distribution system for reducing VSP flushing time of standby system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113942611A (en) * | 2021-11-29 | 2022-01-18 | 沪东中华造船(集团)有限公司 | Marine multifunctional pumping system |
| CN113975680A (en) * | 2021-11-29 | 2022-01-28 | 沪东中华造船(集团)有限公司 | Fire-fighting safety system and fire-fighting method for container ship deck stacking area |
| CN114837254A (en) * | 2022-03-31 | 2022-08-02 | 中船邮轮科技发展有限公司 | Ship drinking water distribution system for reducing VSP flushing time of standby system |
| CN114837254B (en) * | 2022-03-31 | 2024-03-08 | 中船邮轮科技发展有限公司 | Ship drinking water distribution system for reducing VSP flushing time of standby system |
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