阅读说明：本技术 一种船舶发电机组海水冷却系统 (Marine generator set seawater cooling system ) 是由 鲁建 马曙光 孔维文 袁洪涛 王钰涵 王磊 余汉文 黄浩 白伯伦 于 2021-07-21 设计创作，主要内容包括：本发明公开了一种船舶发电机组海水冷却系统,所述船舶发电机组海水冷却系统包括提升泵,所述提升泵的进水口放置在海水中；净化装置,所述净化装置的进水口连通所述提升泵的出水口；增压泵,所述增压泵的入水口连通所述净化装置的出水口；冷却管路,所述冷却管路环绕发电机组,所述增压泵的出水口与所述冷却管路连通,所述冷却管路的出水口与外部空间相连通。净化装置可以对海水进行处理,过滤掉其中的杂质,增压泵的出水口输出的海水经由发电机组的冷却管路,冷却管路与发电机组进行热交换,对发电机组进行降温；使用海水对发电机组进行降温可以实现在坞内进行调试,不需要使用淡水,减少了码头占用周期。(The invention discloses a marine generator set seawater cooling system which comprises a lift pump, wherein a water inlet of the lift pump is placed in seawater; the water inlet of the purification device is communicated with the water outlet of the lift pump; a water inlet of the booster pump is communicated with a water outlet of the purification device; the cooling pipeline, the cooling pipeline encircles generating set, the delivery port of booster pump with the cooling pipeline intercommunication, the delivery port and the exterior space of cooling pipeline are linked together. The purifying device can treat the seawater and filter impurities in the seawater, the seawater output by the water outlet of the booster pump passes through a cooling pipeline of the generator set, and the cooling pipeline exchanges heat with the generator set to cool the generator set; the seawater is used for cooling the generator set, so that debugging in the dock can be realized, fresh water is not needed, and the dock occupation period is shortened.)

1. The marine generator set seawater cooling system is characterized by comprising:

the water inlet of the lift pump is placed in the seawater;

the water inlet of the purification device is communicated with the water outlet of the lift pump;

a water inlet of the booster pump is communicated with a water outlet of the purification device;

the cooling pipeline, the cooling pipeline encircles generating set, the delivery port of booster pump with the cooling pipeline intercommunication, the delivery port and the exterior space of cooling pipeline are linked together.

2. The marine generator set seawater cooling system of claim 1, wherein the marine generator set seawater cooling system comprises:

the stand column is provided with one end capable of rotating;

the cantilever is arranged on the upright post and extends towards the sea surface direction, and the lifting pump is connected to the cantilever.

3. The marine generator set seawater cooling system of claim 2, wherein the marine generator set seawater cooling system comprises a lifting rope, one end of the lifting rope is connected with the lift pump, the other end of the lifting rope is connected with the upright post, and the lifting rope penetrates through the cantilever.

4. The marine generator set seawater cooling system of claim 2, wherein the marine generator set seawater cooling system comprises a draft tube, one end of the draft tube is communicated with the water outlet of the lift pump, the other end of the draft tube is communicated with the water inlet of the purification device, and the draft tube penetrates through the cantilever.

5. The marine generator set seawater cooling system of claim 4, wherein a section of the pipe after the draft tube passes through the cantilever comprises a hose.

6. The marine generator set seawater cooling system of claim 1, wherein the purification device comprises a purification tank, a plurality of partition plates are arranged in the purification tank, and a plurality of purification chambers arranged in the water flow direction are formed in the purification tank.

7. The marine generator set seawater cooling system of claim 6, wherein the divider plate is lower in height than the purification tank.

8. The marine generator set seawater cooling system of claim 6, wherein the marine generator set seawater cooling system comprises an overflow pipe, one end of the overflow pipe is communicated with the purification tank, the position of the overflow pipe on the purification tank is higher than the water inlet of the purification tank, and the other end of the overflow pipe is communicated with the seawater.

9. The marine generator set seawater cooling system of claim 6, wherein the purification device comprises a filter, an inlet of the filter is arranged at an outlet of the purification tank, and a filter screen is arranged on the filter.

10. The marine generator set seawater cooling system of claim 1, wherein the marine generator set seawater cooling system comprises a plurality of water outlet faucets, the water outlets of the cooling pipelines are communicated with the water outlet faucets, and the water outlet faucets are arranged above a water storage tank of the lightering device.

Technical Field

The invention relates to a seawater cooling system for a ship generator set.

Background

At present, the debugging of a main generator set of a ship mainly uses fresh water for cooling, and fresh water resources in a dock are limited, so that the debugging is carried out on a wharf after undocking, the period of the wharf is occupied by the debugging of the main generator on the wharf, and wharf resources are wasted; the fresh water is used in the dock in a debugging way, the cooling water can not be recycled when heat is carried away, the fresh water resources on the dock and the wharf are very precious, the water consumption and the water drainage need to be charged bidirectionally, the price is high, and high use cost can be brought.

Disclosure of Invention

The invention aims to overcome the defects that in the prior art, the main ship generator set mainly uses fresh water, the dock period is occupied, dock resources are wasted, cooling water cannot be recycled, and the use cost is high, and provides a seawater cooling system for a ship generator set.

The invention solves the technical problems through the following technical scheme:

the marine generator set seawater cooling system is characterized by comprising:

the water inlet of the lift pump is placed in the seawater;

the water inlet of the purification device is communicated with the water outlet of the lift pump;

a water inlet of the booster pump is communicated with a water outlet of the purification device;

the cooling pipeline, the cooling pipeline encircles generating set, the delivery port of booster pump with the cooling pipeline intercommunication, the delivery port and the exterior space of cooling pipeline are linked together.

In the technical scheme, after being lifted from the sea bottom to the shore by a lifting pump, the seawater is purified by a purification device to remove impurities in the seawater, the purified seawater is pressurized by a booster pump, and the pressurized seawater is used for cooling various conventional ship-type generators by a cooling pipeline; the purifying device can treat the seawater and filter impurities in the seawater, the seawater output by the water outlet of the booster pump passes through a cooling pipeline of the generator set, and the cooling pipeline exchanges heat with the generator set to cool the generator set; the seawater is used for cooling the generator set, so that debugging in the dock can be realized, fresh water is not needed, and the dock occupation period is shortened.

Preferably, the marine generator set seawater cooling system includes:

the stand column is provided with one end capable of rotating;

the cantilever is arranged on the upright post and extends towards the sea surface direction, and the lifting pump is connected to the cantilever.

In the technical scheme, one end of the upright post can rotate, and the cantilever connected to the upright post can rotate along with the upright post. The cantilever extends towards the sea surface direction, and the lifting rope is connected with the lifting pump through the cantilever. When the cantilever rotates, the lifting pump connected to the cantilever can be driven to rotate, so that the position of the lifting pump in the seawater changes, and when silt in the sea at a certain position is more and not suitable for extraction, the lifting pump can extract the seawater at other positions.

Preferably, the marine generator set seawater cooling system comprises a lifting rope, one end of the lifting rope is connected with the lift pump, the other end of the lifting rope is connected with the upright post, and the lifting rope penetrates through the cantilever.

In the technical scheme, one end of the lifting rope is connected with the lifting pump, and the other end of the lifting rope is connected with the upright post and the cantilever penetrating through the lifting rope. The lifting pump can be lifted from the seawater or placed into the seawater by pulling or placing the lifting rope, the height of the lifting pump in the seawater can be changed by pulling or placing the lifting rope, and the silt content of the seawater in different heights is different, so that the height of the lifting pump in the seawater is changed according to the silt content, and the silt content of the seawater can be reduced.

Preferably, the marine generator set seawater cooling system comprises a flow guide pipe, one end of the flow guide pipe is communicated with the water outlet of the lift pump, the other end of the flow guide pipe is communicated with the water inlet of the purification device, and the flow guide pipe penetrates through the cantilever.

Among this technical scheme, honeycomb duct intercommunication elevator pump and purifier can purify the sea water from the delivery port water conservancy diversion of elevator pump to purifier in, and the honeycomb duct passes the cantilever simultaneously, and when the horizontal position of elevator pump was adjusted to the cantilever, the position of honeycomb duct can change along with the horizontal position change of elevator pump together. The honeycomb duct can not be bent and pulled, and the seawater conveying can not be influenced.

Preferably, a section of the pipeline of the flow guide pipe passing through the cantilever comprises a hose.

Among this technical scheme, the honeycomb duct passes one section pipeline of cantilever and includes the hose, and when the hoist rope adjusted the height of elevator pump, the position of honeycomb duct also can change thereupon, and the angle and the direction of hose can be adjusted along with the altitude variation of elevator pump by oneself, and the honeycomb duct can not take place to buckle and drag, can not influence the sea water and carry.

Preferably, purifier includes the purification tank, be equipped with the polylith division board in the purification tank, form a plurality of purification chambeies of arranging according to the rivers direction in the purification tank.

In this technical scheme, the sea water flows through a plurality of purification chambeies, can carry out preliminary sediment processing to the sea water through deposiing many times through having the purification of low-level to high-level multistage purification chamber, gets rid of the silt in the sea water.

Preferably, the height of the partition plate is lower than that of the purification tank.

In this technical scheme, the highly being less than the purification tank of division board for the sea water can spill over after purifying the chamber and deposit in other purification chambeies, and the sea water can not purify the back and flow out the purification tank in a purification chamber, has increased the efficiency of purifying the sea water, has improved the effect of purifying the sea water.

Preferably, the marine generator set seawater cooling system comprises an overflow pipeline, one end of the overflow pipeline is communicated with the purification tank, the position of the overflow pipeline on the purification tank is higher than the water inlet of the purification tank, and the other end of the overflow pipeline is communicated with the seawater.

Among this technical scheme, the one end intercommunication sea water of overflow pipeline, one end intercommunication purification tank, it is too fast when the sea water promotes, when the purification tank comes too late to handle, in order to avoid purifier middle sea water to spill over, purifier goes up the overflow pipeline of intercommunication and can return the sea water conservancy diversion to the sea.

Preferably, the purification device comprises a filter, a water inlet of the filter is arranged at a water outlet of the purification tank, and a filter screen is arranged on the filter.

In this technical scheme, the filter screen in the filter can be further filtered, ensures that the sea water that gets into in the cooling pump does not have silt, avoids the silt harm cooling pump of sea water.

Preferably, the marine generator set seawater cooling system comprises a plurality of water outlet faucets, the water outlets of the cooling pipelines are communicated with the water outlet faucets, and the water outlet faucets are arranged above the water storage tank of the lightering equipment.

In the technical scheme, the plurality of water outlet faucets are communicated with the cooling pipeline, and the seawater after cooling the ship generator set flows out through the water outlet faucets. The water outlet faucet is arranged above the water storage tank of the lightering equipment, and seawater after cooling the ship generator set can directly flow into the water storage tank of the lightering equipment and is taken out of the dock through the lightering device.

The positive progress effects of the invention are as follows:

lifting seawater from the seabed to the shore through a lifting pump, purifying the seawater through a purification device, removing impurities in the seawater, pressurizing the lifted seawater through a booster pump, and cooling various conventional ship-type generators by the pressurized seawater through a cooling pipeline; the purifying device can treat the seawater and filter impurities in the seawater, the seawater output by the water outlet of the booster pump passes through a cooling pipeline of the generator set, and the cooling pipeline exchanges heat with the generator set to cool the generator set; the seawater is used for cooling the generator set, so that debugging in the dock can be realized, fresh water is not needed, and the dock occupation period is shortened.

Drawings

Fig. 1 is a schematic structural diagram of a seawater cooling system according to an embodiment of the present invention.

Fig. 2 is a schematic top view of a seawater cooling system according to an embodiment of the present invention.

Description of the reference numerals

Lift pump 1

Purification device 2

Booster pump 3

Column 4

Cantilever 5

Lifting rope 6

Flow guide pipe 7

Flexible pipe 8

Purification tank 9

Partition plate 10

Purification chamber 11

Overflow pipe 12

Filter 13

Filter screen 14

Water outlet tap 15

Detailed Description

The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.

As shown in fig. 1 and 2, the invention discloses a seawater cooling system of a ship generator set, which comprises a lift pump 1, a purification device 2, a booster pump 3 and a cooling pipeline. The intake of the lift pump 1 is placed in the seawater for sucking the seawater to shore. The water outlet of the lift pump 1 is communicated with the water inlet of the purification device 2, and the purification device 2 is used for purifying the seawater lifted by the lift pump 1. After the seawater is purified by the purifying device 2, the pressure in the seawater is reduced, the water inlet of the booster pump 3 is communicated with the water outlet of the purifying device 2, after the seawater is pressurized, the water outlet of the booster pump 3 is communicated with the input end of the cooling pipeline, and the pressurized cooling seawater is output to the input end of the cooling pipeline. The cooling pipeline encircles generating set, and the delivery port and the exterior space intercommunication of cooling pipeline, sea water in the cooling pipeline and after boats and ships generating set's heat exchange, the sea water in the cooling pipeline can be heated, and the delivery port and the exterior space intercommunication of cooling pipeline can export the sea water to in the exterior space.

After being lifted ashore from the seabed by a lifting pump 1, the seawater is purified by a purifying device 2 to remove impurities in the seawater, the purified seawater is pressurized by a booster pump 3, and the pressurized seawater is used for cooling various conventional ship type generators by a cooling pipeline; the purifying device 2 can treat the seawater and filter impurities in the seawater, the seawater output from the water outlet of the booster pump 3 passes through a cooling pipeline of the generator set, and the cooling pipeline exchanges heat with the generator set to cool the generator set; the seawater is used for cooling the generator set, so that debugging in the dock can be realized, fresh water is not needed, and the dock occupation period is shortened.

As shown in fig. 1 and 2, the marine generator set seawater cooling system comprises a column 4 and a cantilever 5, wherein the column 4 is arranged on the shore, and one end of the column 4 can rotate. The cantilever 5 is arranged on the upright post 4, the cantilever 5 extends towards the sea surface, and the lift pump 1 is connected on the cantilever 5. One end of the upright post 4 can rotate, and the cantilever 5 connected to the upright post 4 can rotate along with the upright post. The cantilever 5 extends towards the sea surface, and the lifting rope 6 is connected with the lifting pump 1 through the cantilever 5. When cantilever 5 rotated, can drive lift pump 1 who connects above that and rotate for lift pump 1 changes in the position of sea water, and when more unsuitable extraction of silt in certain position sea, lift pump 1 can extract the sea water of other positions.

As shown in fig. 1 and 2, a lifting rope 6 is arranged on the upright post 4, one end of the lifting rope 6 is connected with the lift pump 1, the other end of the lifting rope 6 is connected with the upright post 4, and the lifting rope 6 penetrates through the cantilever 5. Lifting or putting into lifting rope 6 can lift elevator pump 1 from the sea water or put into the sea water, and lifting or putting into lifting rope 6 also can change elevator pump 1 height in the sea water, and the sea water silt content in different heights is different, consequently changes elevator pump 1 height in the sea water according to the silt content of extraction sea water, can reduce the silt content in the sea water.

As shown in fig. 1 and 2, the seawater cooling system of the marine generator set comprises a draft tube 7, one end of the draft tube 7 is communicated with a water outlet of the lift pump 1, the other end of the draft tube 7 is communicated with a water inlet of the purification device 2, and the draft tube 7 penetrates through the cantilever 5.

The honeycomb duct 7 communicates the lift pump 1 and the purification device 2, and can purify the seawater from the water outlet diversion of the lift pump 1 to the purification device 2, and meanwhile, the honeycomb duct 7 passes through the cantilever 5, and when the cantilever 5 adjusts the horizontal position of the lift pump 1, the position of the honeycomb duct 7 can be changed along with the change of the horizontal position of the lift pump 1.

As shown in fig. 1 and 2, the section of the pipeline of the draft tube 7 passing through the boom 5 comprises a hose 8.

One section pipeline that honeycomb duct 7 passed cantilever 5 includes hose 8, and when lifting pump 1's height was adjusted to lifting rope 6, honeycomb duct 7's position also can change thereupon, and hose 8's angle and direction can be adjusted along with lifting pump 1's altitude variation by oneself, and honeycomb duct 7 can not take place to buckle and drag, can not influence the sea water and carry.

As shown in fig. 1 and 2, the purification apparatus 2 includes a purification tank 9, a plurality of partition plates 10 are disposed in the purification tank 9, and a plurality of purification chambers 11 arranged in a water flow direction are formed in the purification tank 9. The seawater flows through the plurality of purification chambers 11, and can be subjected to preliminary sedimentation treatment to remove silt in the seawater through purification in the plurality of purification chambers 11 from low-level to high-level. The height of the partition plate 10 in the purification device 2 is lower than that of the purification tank 9, so that the seawater can overflow to other purification chambers 11 after passing through one of the purification chambers 11, the seawater can not flow out of the purification tank 9 after being purified in one of the purification chambers 11, the efficiency of purifying the seawater in the purification chambers is increased, and the effect of purifying the seawater is improved.

As shown in fig. 1 and 2, the seawater cooling system for the marine generator set comprises an overflow pipeline 12, wherein one end of the overflow pipeline 12 is communicated with the purification tank 9, the position of the overflow pipeline 12 on the purification tank 9 is higher than the water inlet of the purification tank 9, and the other end of the overflow pipeline 12 is communicated with seawater. One end of the overflow pipeline 12 is communicated with the seawater, and the other end is communicated with the purifying tank 9, when the seawater is lifted too fast and the purifying tank 9 is not in time to treat, in order to avoid the overflow of the seawater in the purifying device 2, the overflow pipeline 12 communicated with the purifying device 2 can guide the seawater back to the sea.

As shown in fig. 1 and 2, the purification apparatus 2 includes a filter 13, an inlet of the filter 13 is provided at an outlet of the purification tank 9, and the filter 13 is provided with a filter screen 14. The filter screen 14 in the filter 13 can be used for further filtering to ensure that the seawater entering the cooling pump has no silt, so that the silt in the seawater is prevented from damaging the cooling pump.

As shown in fig. 1 and 2, the marine generator set seawater system comprises a plurality of water outlet faucets 15, the water outlets of the cooling pipelines are communicated with the water outlet faucets 15, and the water outlet faucets 15 are arranged above the water storage tank of the lightering equipment. The plurality of water outlet faucets 15 are communicated with the cooling pipeline, and the seawater after cooling the ship generator set flows out through the water outlet faucets 15. The water outlet tap 15 is arranged above the water storage tank of the lightering device, and seawater after cooling the ship generator set can directly flow into the water storage tank of the lightering device and is taken out of the dock through the lightering device.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.