CN110525624A - It is a kind of parallel from flow cooling system and ship - Google Patents
It is a kind of parallel from flow cooling system and ship Download PDFInfo
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- CN110525624A CN110525624A CN201910911746.0A CN201910911746A CN110525624A CN 110525624 A CN110525624 A CN 110525624A CN 201910911746 A CN201910911746 A CN 201910911746A CN 110525624 A CN110525624 A CN 110525624A
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- pump housing
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- cooling system
- ship
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- 238000001816 cooling Methods 0.000 title claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 239000000498 cooling water Substances 0.000 claims abstract description 36
- 230000005484 gravity Effects 0.000 claims abstract description 32
- 230000007704 transition Effects 0.000 claims description 25
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 241001503991 Consolida Species 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- -1 and nonetheless Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/38—Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/38—Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like
- B63H21/383—Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like for handling cooling-water
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The present invention relates to ship cooling system technical field, provide a kind of parallel from flow cooling system and ship, it further includes bypass line that it from flow cooling system includes the pump housing and cooler set gradually along the direction of flow of cooling water that this is parallel；The water inlet of the pump housing is connected with gravity flow water source, and the water outlet of the pump housing is connected with the water inlet of cooler, and the water outlet of cooler is connected with the external world；One end of bypass line is connected with gravity flow water source, and the other end is connected with the water inlet of cooler.It is provided by the invention parallel from flow cooling system, by the way that the bypass line in parallel with the pump housing is arranged, when this is parallel is in gravity flow operating status from flow cooling system, the resistance of branch as where the resistance of bypass conduit much smaller than the pump housing, whole system resistance is obviously reduced, and cooling water flow significantly improves；Arrangement of clutch need not also be separately provided again simultaneously, be conducive to save the cost and space.
Description
Technical field
The present invention relates to ship cooling system technical field, more particularly to a kind of parallel from flow cooling system and ship
Oceangoing ship.
Background technique
Maritime cooling system is the essential important link of ship, ship power system such as diesel engine, steam power system
The heat overwhelming majority is generated when system etc. generates heat and equipment self-operating to need to pass to cooling by maritime cooling system
Simultaneously outboard is discharged in water.With the development of enlarged ship, ship amount of cooling water is sharply increased, equipment itself expense such as pump, cooler
It is consequently increased, in addition cooling water pump power is big in maritime cooling system, and energy consumption is high, noise is big, is unfavorable for green ship development.
To reduce pump work consumption and pump size, related personnel proposes ship gravity flow cooling technology, gravity flow is arranged in ship outboard
Device meets flowing pressure using ship and overcomes cooling drag, realizes that ship is cooling, replace pump to drive under the speed of a ship or plane of part.
As ship Gravity flow systems can not full working scope range provide ship needed for cooling water, when dead slow speed or compared with
Cooling water pump is still needed to drive enough cooling waters when dumping rate can satisfy cooling water demand when high speed of a ship or plane downward driving,
Cooling water air pump inoperative generally requires to add a set of arrangement of clutch to reduce resistance and cooling pump is detached from gravity flow operating condition completely
Drive shaft is rotated with cooling water, and nonetheless, cooling water pump, with cooling water passive rotation, is still certainly under gravity flow operating condition completely
The maximum component of resistance in streaming system, so that entirely still larger from the resistance of flow cooling system.
Summary of the invention
(1) technical problems to be solved
The present invention provide it is a kind of parallel from flow cooling system and ship, it is in the prior art from flow cooling system to solve
Under gravity flow operating condition completely, the pump housing is with cooling water passive rotation, the entire technical problem larger from the resistance of flow cooling system.
(2) technical solution
In order to solve the above-mentioned technical problem, the embodiment of the invention provides a kind of parallel from flow cooling system, including edge
The pump housing and cooler that the direction of flow of cooling water is set gradually, further include bypass line；The water inlet and gravity flow water source of the pump housing
It is connected, the water outlet of the pump housing is connected with the water inlet of cooler, and the water outlet of cooler is connected with the external world；Bypass line
One end is connected with gravity flow water source, and the other end is connected with the water inlet of cooler.
Wherein, check valve is installed on bypass line.
Wherein, this it is parallel from flow cooling system further include First Transition valve and the second transition valve；First Transition valve is three
Port valve, and First Transition valve is made of the first straight tube and the first bend pipe, one end of the first straight tube is connected with gravity flow water source, another
End is connected with the water inlet of the pump housing；One end of first bend pipe is connected with the middle part tube body of the first straight tube, the other end and bypass
Pipeline is connected far from one end of cooler；Second transition valve is triple valve, and the second transition valve is curved by the second straight tube and second
Pipe composition, one end of the second straight tube are connected with the water outlet of the pump housing, and the other end is connected with the water inlet of cooler；Second is curved
One end of pipe is connected with the middle part tube body of the second straight tube, and the other end is connected with bypass line far from the one end at gravity flow water source.
Wherein, this it is parallel from flow cooling system further include filter；Filter is mounted on First Transition valve and artesian water
On pipeline between source.
Wherein, this it is parallel from flow cooling system further include the first control valve and the second control valve；The installation of first control valve
On pipeline between filter and gravity flow water source；Second control valve is mounted on the pipeline between the water outlet of cooler and the external world
On.
Wherein, this it is parallel from flow cooling system further include shaft coupling, generator and battery；The shaft of the pump housing passes through connection
Axis device is connected with generator, and generator is electrically connected with the input port of battery, and the delivery outlet of battery is electrically connected with the pump housing.
Wherein, this it is parallel from flow cooling system further include main energy supplying system；The input port of main energy supplying system and battery
Electrical connection, main energy supplying system are electrically connected with the pump housing.
A kind of ship, including it is above-mentioned parallel from flow cooling system；The bottom of ship offers intake tunnel, intake tunnel
One end be connected with the water inlet of the pump housing, the other end communicates with the outside world, and towards the driving direction of hull, is used to form gravity flow
Water source；The bottom of ship offers exhalant canal, and one end of exhalant canal is connected with the water outlet of cooler, the other end and outer
Boundary communicates.
Wherein, intake tunnel is arranged close to the fore body of ship, and exhalant canal is arranged close to the stern of ship.
Wherein, intake tunnel extends outwardly far from one end of the pump housing, stretches out the hull of ship.
(3) beneficial effect
It is provided by the invention parallel from flow cooling system, by the way that the bypass line in parallel with the pump housing is arranged, when the parallel connection
When formula is in gravity flow operating status from flow cooling system, the resistance of the branch as where the resistance of bypass conduit much smaller than the pump housing
Power, whole system resistance are obviously reduced, and cooling water flow significantly improves；Arrangement of clutch need not also be separately provided again simultaneously, favorably
In save the cost and space.
Detailed description of the invention
Fig. 1 is the overall structure diagram of parallel one embodiment from flow cooling system provided by the invention；
Fig. 2 is the partial structural diagram of parallel one embodiment from flow cooling system provided by the invention；
Fig. 3 parallel cooling water being under gravity flow operating condition from flow cooling system provided by the invention flows to schematic diagram；
Fig. 4 parallel cooling water being under pump stream operating condition from flow cooling system provided by the invention flows to schematic diagram；
In figure, 1- ship；2- intake tunnel；The first control valve of 3-；4- filter；5- bypass line；The 6- pump housing；7- is unidirectional
Valve；8- cooler；The second control valve of 9-；10- exhalant canal；11- shaft coupling；12- generator；13- battery；The main energy supply of 14-
System.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Following instance
For illustrating the present invention, but it is not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
As shown in Figures 1 and 3, the embodiment of the invention provides a kind of parallel from flow cooling system, including along cooling water
The pump housing 6 and cooler 8 that the direction of flowing is set gradually, further include bypass line 5；The water inlet of the pump housing 6 and gravity flow water source phase
Connection, the water outlet of the pump housing 6 are connected with the water inlet of cooler 8, and the water outlet of cooler 8 is connected with the external world；Bypass line 5
One end with gravity flow water source be connected, the other end is connected with the water inlet of cooler 8.
Specifically, for example, the shape of the bypass line 5 can be arc line type, be conducive to reduce resistance in this way；For example, false
If the resistance coefficient of the branch where the pump housing 6 is F1, the resistance coefficient of bypass line 5 is F2, wherein F2 is much smaller than F1, at this time
The cooling water inflow for flowing through bypass line 5 is significantly larger than the cooling water inflow for flowing through the branch where the pump housing 6, or even ignores the feelings of error
It is considered that the bypass line 5 is by the branch, short-circuit where the pump housing 6 under condition, then flowing into the cooling water of the branch where the pump housing 6
It can be ignored；But in fact still there is small part cooling water that can flow through the branch where the pump housing 6, this feelings
Under condition, the resistance coefficient of parallel-connection structure entirety is F1*F2/ [(F1)1/2+(F2)1/2]2, it is clear that it is less than F2, then practical entirety
The flow that flow-rate ratio flows through bypass line 5 is also big, it is seen that analyzes anyway, improved system is cold under operating condition of flowing automatically
But the flow of water is preceding compared to improvement all increases significantly.
It is provided by the invention parallel from flow cooling system, by the way that the bypass line 5 in parallel with the pump housing 6 is arranged, when this simultaneously
When connection formula is in gravity flow operating status from flow cooling system, since the resistance of bypass conduit is much smaller than the branch where the pump housing 6
Resistance, whole system resistance are obviously reduced, and cooling water flow significantly improves；Arrangement of clutch need not also be separately provided again simultaneously, have
Conducive to save the cost and space.
As shown in figure 4, further, check valve 7 is equipped on bypass line 5.Specifically, for example, when dumping rate without
When method meets cooling requirement, the pump housing 6 is opened at this time, and pump flows under operating condition, to provide additional pressure head from flow cooling system, due to bypass
The resistance of pipeline 5 is smaller, has part cooling water that can recycle between the pump housing 6 and bypass line 5, and carries out without flow through cooler 8
Therefore check valve 7 is arranged in heat exchange on bypass line 5, can play the effect of anti-backflow, guarantees that whole system is normally transported
Row.
Further, this it is parallel from flow cooling system further include First Transition valve and the second transition valve；First Transition valve
For triple valve, and First Transition valve is made of the first straight tube and the first bend pipe, and one end of the first straight tube is connected with gravity flow water source,
The other end is connected with the water inlet of the pump housing 6；One end of first bend pipe is connected with the middle part tube body of the first straight tube, the other end with
Bypass line 5 is connected far from one end of cooler 8；Second transition valve be triple valve, and the second transition valve by the second straight tube with
Second bend pipe composition, one end of the second straight tube are connected with the water outlet of the pump housing 6, and the other end is connected with the water inlet of cooler 8
It is logical；One end of second bend pipe is connected with the middle part tube body of the second straight tube, and the one of the other end and the separate gravity flow water source of bypass line 5
End is connected.
Specifically, for example, First Transition valve and the second transition valve can be in crotch shape, the cooling entered from gravity flow water source
Water introduces by the road, and the one end of the first straight tube far from the pump housing 6 is connected with the pipeline, and cooling water is divided into after the shunting of First Transition valve
Two-way flows out from the other end of the first branch pipe all the way, flows to the pump housing 6, another way is flowed out from the first bend pipe, flows to bypass line 5.
And the second transition valve primarily serves the effect of confluence, the cooling water flowed out from the water outlet of the pump housing 6 is flowed to through the second straight tube to be cooled down
Device 8, the cooling water flowed out from bypass line 5 flow to cooler 8 through the second bend pipe.The setting of first bend pipe and the second bend pipe,
It can reduce cooling water shunting and the resistance in Process of Confluence, be conducive to the total flow for increasing cooling water, improve cooling effect.
Further, this it is parallel from flow cooling system further include filter 4；Filter 4 be mounted on First Transition valve with
On pipeline between gravity flow water source.So set, the impurity or foreign matter in cooling water can be prevented, the pump housing 6, cooler 8 are blocked
Or bypass line 5.
Further, this it is parallel from flow cooling system further include the first control valve 3 and the second control valve 9；First control
On the pipeline that valve 3 is mounted on filter 4 between the water source that flows automatically；Second control valve 9 is mounted on water outlet and the external world of cooler 8
Between pipeline on.Specifically, for example, the first control valve 3 and the second control valve 9 all can be check valve 7, be conducive in this way
It keeps entirely parallel orderly to work from flow cooling system.
As shown in Fig. 2, further, this it is parallel from flow cooling system further include shaft coupling 11, generator 12 and electric power storage
Pond 13；The shaft of the pump housing 6 is connected by shaft coupling 11 with generator 12, and generator 12 is electrically connected with the input port of battery 13,
The delivery outlet of battery 13 is electrically connected with the pump housing 6.It specifically, for example, can be by shaft coupling 11 by the shaft and power generation of the pump housing 6
The shaft of machine 12 connects, and allows the pump housing 6 that generator 12 is driven to generate electricity when rotating, the electric energy of generation, which can store, to be stored
In battery 13.Also, when dumping rate is greater than cooling water demand, shaft coupling 11 is accessed, and extra cooling water is used to send out
Electricity；When dumping rate is less than cooling water demand, shaft coupling 11 is disconnected, and the pump housing 6 works, and stops generating electricity at this time, and battery
13 can be used as the power supply of the work of the pump housing 6.It should be noted that in the embodiment, it can be by the check valve 7 in bypass line 5
It closes, cooling water only enters in cooler 8 from the branch pipe where the pump housing 6, can be then turned on side after battery 13 is fully charged
Check valve 7 on siphunculus road 5, cooling water mainly enters in cooler 8 from bypass line 5 at this time, and specifically model selection can be with
Switch according to the actual situation.
Further, this it is parallel from flow cooling system further include main energy supplying system 14；Main energy supplying system 14 and battery
13 input port electrical connection, main energy supplying system 14 are electrically connected with the pump housing 6.Specifically, for example, in order to improve entire parallel gravity flow
Battery 13 can be connected to main energy supplying system 14 by conducting wire, the electricity in battery 13 by the reliability of cooling system
When insufficient, main energy supplying system 14 can charge in time for battery 13；In addition, the main energy supplying system 14 can also by conducting wire with
The pump housing 6 is connected, and in this way when 13 not enough power supply of battery or damage, which can directly drive the work of the pump housing 6；
Wherein, when main body is ship 1, which refers to the power supply system of entire ship 1.
A kind of ship 1, including it is above-mentioned parallel from flow cooling system；The bottom of ship 1 offers intake tunnel 2, water inlet
The one end in channel 2 is connected with the water inlet of the pump housing 6, and the other end communicates with the outside world, and towards the driving direction of hull, is used for shape
At gravity flow water source；The bottom of ship 1 offers exhalant canal 10, and one end of exhalant canal 10 is connected with the water outlet of cooler 8
Logical, the other end communicates with the outside world.
Specifically, for example, seawater can flood the intake tunnel when setting of intake tunnel 2 should be ensured that ship 1 navigates by water
2 one end far from the pump housing 6；For example, seawater flows into for convenience, can one end by intake tunnel 2 far from the pump housing 6 towards ship
The direction of 1 traveling.
Further, intake tunnel 2 is arranged close to the fore body of ship 1, and exhalant canal 10 is arranged close to the stern of ship 1.
So set, can be convenient seawater entrance, while it is parallel from flow cooling system to facilitate the seawater after heat exchange that this is discharged.
Further, intake tunnel 2 extends outwardly far from one end of the pump housing 6, stretches out the hull of ship 1.Specifically, example
Such as, the one end of intake tunnel 2 far from the pump housing 6 can be bugle shape, and the big opening end of bugle shape extends downwardly hull, bugle shape it is big
Driving direction of the mouth end towards ship 1；The osculum end of bugle shape can be then connected by pipeline with the pump housing 6；Wherein it is possible at this
The first control valve 3 and filter 4 are accessed on pipeline.
As can be seen from the above embodiments, it is provided by the invention it is parallel from flow cooling system have it is following the utility model has the advantages that
1, the pump housing does not need that arrangement of clutch is separately provided, and under operating condition of flowing automatically, pump housing place can be made by bypass line
Branch pipe it is almost short-circuit, to reduce the total drag coefficients of whole system；
2, in the case where pump flows operating condition, it can prevent from forming self-loopa between the pump housing and bypass line by check valve, make
This is parallel to meet lower resistance gravity flow and pump stream operating condition from flow cooling system simultaneously, improve the safety of whole system with can
By property；
3, flow automatically under operating condition entirely in ship, whole system resistance coefficient reduces 10% or more, subtracts in the case where operating condition is flow automatically in part
It is small up to 40%.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of parallel from flow cooling system, including the pump housing and cooler that the direction along flow of cooling water is set gradually,
It is characterized in that, further includes bypass line；
The water inlet of the pump housing is connected with gravity flow water source, the water inlet phase of the water outlet of the pump housing and the cooler
Even, the water outlet of the cooler is connected with the external world；
One end of the bypass line is connected with gravity flow water source, and the other end is connected with the water inlet of the cooler.
2. according to claim 1 parallel from flow cooling system, which is characterized in that be equipped with list on the bypass line
To valve.
3. according to claim 1 parallel from flow cooling system, which is characterized in that further include First Transition valve and second
Transition valve；
The First Transition valve is triple valve, and the First Transition valve is made of the first straight tube and the first bend pipe, described first
One end of straight tube is connected with gravity flow water source, and the other end is connected with the water inlet of the pump housing；
One end of first bend pipe is connected with the middle part tube body of first straight tube, and the other end and the bypass line are separate
One end of the cooler is connected；
Second transition valve is triple valve, and second transition valve is made of the second straight tube and the second bend pipe, described second
One end of straight tube is connected with the water outlet of the pump housing, and the other end is connected with the water inlet of the cooler；
One end of second bend pipe is connected with the middle part tube body of second straight tube, and the other end and the bypass line are separate
The one end at gravity flow water source is connected.
4. according to claim 3 parallel from flow cooling system, which is characterized in that further include filter；
On the pipeline that the filter is mounted on the First Transition valve between the water source that flows automatically.
5. according to claim 4 parallel from flow cooling system, which is characterized in that further include the first control valve and second
Control valve；
On the pipeline that first control valve is mounted on the filter between the water source that flows automatically；
Second control valve is mounted on the pipeline between the water outlet and the external world of the cooler.
6. according to claim 1 parallel from flow cooling system, which is characterized in that further include shaft coupling, generator with
Battery；
The shaft of the pump housing is connected by the shaft coupling with the generator, the input of the generator and the battery
Mouth electrical connection, the delivery outlet of the battery are electrically connected with the pump housing.
7. according to claim 6 parallel from flow cooling system, which is characterized in that further include main energy supplying system；
The main energy supplying system is electrically connected with the input port of the battery, and the main energy supplying system is electrically connected with the pump housing.
8. a kind of ship, which is characterized in that described in any item parallel from flow cooling system including claim 1-7；
The bottom of the ship offers intake tunnel, and one end of the intake tunnel is connected with the water inlet of the pump housing,
The other end communicates with the outside world, and towards the driving direction of hull, is used to form gravity flow water source；
The bottom of the ship offers exhalant canal, and one end of the exhalant canal is connected with the water outlet of the cooler
Logical, the other end communicates with the outside world.
9. ship according to claim 8, which is characterized in that the intake tunnel is arranged close to the fore body of the ship,
The exhalant canal is arranged close to the stern of the ship.
10. ship according to claim 8, which is characterized in that the one end of the intake tunnel far from the pump housing is outside
Extend, stretches out the hull of the ship.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910911746.0A CN110525624A (en) | 2019-09-25 | 2019-09-25 | It is a kind of parallel from flow cooling system and ship |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910911746.0A CN110525624A (en) | 2019-09-25 | 2019-09-25 | It is a kind of parallel from flow cooling system and ship |
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| CN110525624A true CN110525624A (en) | 2019-12-03 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111874177A (en) * | 2020-07-22 | 2020-11-03 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Method for designing size of diversion port of ship gravity cooling system |
| CN111874201A (en) * | 2020-07-13 | 2020-11-03 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Energy storage formula boats and ships are from flowing cooling system |
| CN111874202A (en) * | 2020-07-13 | 2020-11-03 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Energy-consuming ship self-flow cooling system |
| CN111960503A (en) * | 2020-07-31 | 2020-11-20 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Deep submersible vehicle silent type water making system and deep submersible vehicle |
| CN112249295A (en) * | 2020-10-28 | 2021-01-22 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Ship gravity flow discharge port device, gravity flow cooling system and regulation control method |
| CN112623175A (en) * | 2020-12-28 | 2021-04-09 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Dual-mode switching method for pump flow mode and gravity flow mode of ship cooling system |
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