CN203473236U - Ship-used central cooling system - Google Patents
Ship-used central cooling system Download PDFInfo
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- CN203473236U CN203473236U CN201320523842.6U CN201320523842U CN203473236U CN 203473236 U CN203473236 U CN 203473236U CN 201320523842 U CN201320523842 U CN 201320523842U CN 203473236 U CN203473236 U CN 203473236U
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- water
- type heat
- heat exchanger
- plate type
- circulating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
Abstract
Disclosed is a ship-used central cooling system. An electric regulating valve (11) is arranged at a seawater ingress of a plate type heat exchanger (6), and a pressure sensor (1) and a temperature sensor (2) are arranged in a water circulating outlet, so that a water circulation pump operates in frequency conversion according to acquired temperature of the water circulating outlet, when the circulating water temperature is not high. The electric regulating valve installed at the seawater inlet automatically regulates the seawater flow, and proper seawater flow flows into the plate type heat exchanger to cool the circulating water, thereby saving about 20%-40% electricity, and prolonging the cruising ability of a ship. The ship-used central cooling system is simple in structure, and reliable in operation.
Description
[technical field]
The utility model relates to a kind of ship central cooling system, is specifically related to a kind of ship central cooling system with Based Intelligent Control.
[background technology]
Known, existing ship central cooling system is comprised of two central coolers, every central cooler is being born the thermal load of 60% left and right, seawater side enters central cooler by sea water pump, its inlet temperature is conventionally 32 ℃ of left and right, temperature out is 42 ℃ of left and right, recirculated cooling water enters central cooler by fresh water circulating pump and carries out interchange of heat, inlet temperature is conventionally 50 ℃ of left and right, temperature out requires lower than 36 ℃, cooled circulating water enters main frame air cooler again, main frame lubricating oil cooler, main engine jacket hydrocooler, air conditioner compressed unit, diesel powerplant carries out cooling to equipment.Generally, fresh water circulating pump is three, dual-purpose one standby, is power frequency operation after energising.And the thermal load that main frame produces not is constant, when marine low speed is moved, when the heat that main frame produces only has at full capacity 50%, now do not need fresh water circulating pump oepration at full load, seawater side does not need a lot of flows yet, therefore cause the energy consumption of circulation pump high, and then cause the waste of the energy, greatly increased the operating cost of boats and ships.
Contriver, through retrieval pertinent literature both domestic and external, does not all find that integral central cooling water system for marine diesel engine is about the relevant report of Based Intelligent Control.
[summary of the invention]
In order to overcome the deficiency of above-mentioned technology, the utility model provides a kind of ship central cooling system, the utility model arranges electric control valve by the sea intake place at plate type heat exchanger, at circulating water outlet, pressure sensor and temperature sensor are set simultaneously, make in situation that circulating water temperature is not high, water-circulating pump converting operation, electric control valve regulates seawater to enter the flow of plate type heat exchanger automatically, can save the electric energy of 20%～40% left and right, and then extend boats and ships flying power etc.
For realizing goal of the invention as above, the utility model adopts technical scheme as described below:
A kind of ship central cooling system, comprise water-circulating pump, plate type heat exchanger and control housing, the sea intake of described plate type heat exchanger one end connects water pump by pipeline, between described water pump and sea intake, be provided with electric control valve, described electric control valve is by line connection control cabinet, seawer outlet in plate type heat exchanger one end connects seawater memory storage by pipeline, wherein the circulating water intake of the plate type heat exchanger other end connects water-circulating pump by pipeline, between described water-circulating pump and circulating water intake, be provided with successively connecting hose, boiler check valve and butterfly valve, the circulating water outlet of the plate type heat exchanger other end connects circulating water memory storage by pipeline, between described circulating water memory storage and circulating water outlet, be provided with successively butterfly valve, pressure sensor and temperature sensor, described temperature sensor and pressure sensor form the described ship central cooling system with Based Intelligent Control by line connection control cabinet respectively.
Described ship central cooling system, is respectively equipped with shutoff valve on the pipeline at described electric control valve two ends, is provided with successively compression indicator, temperature gage and butterfly valve therein between the shutoff valve at close plate type heat exchanger place and plate type heat exchanger.
Described ship central cooling system, is provided with shutoff valve between described seawater memory storage and plate type heat exchanger.
Described ship central cooling system, described water-circulating pump is set to three, and three water-circulating pumps are for being connected in parallel, and at the water outlet of every water-circulating pump, are respectively equipped with connecting hose and boiler check valve.
Described ship central cooling system, is provided with butterfly valve, temperature sensor and pressure sensor successively on the pipeline of described water-circulating pump water inlet, described temperature sensor and pressure sensor are respectively by line connection control cabinet.
Described ship central cooling system, described plate type heat exchanger is set to two, and two platen type heat exchangers are for being connected in parallel.
Adopt technical scheme as above, the utlity model has preceence as described below:
A kind of ship central cooling system described in the utility model, the utility model arranges electric control valve by the sea intake place at plate type heat exchanger, at circulating water outlet, pressure sensor and temperature sensor are set simultaneously, make in situation that circulating water temperature is not high, water-circulating pump is according to the temperature converting operation of the circulating water outlet gathering, the electric control valve that is arranged on sea intake automatically adjusts to seawater flow, providing the seawater of most suitable flow to enter plate type heat exchanger carries out cooling to circulating water, can save the electric energy of 20%～40% left and right, and then extended boats and ships flying power etc., the utlity model has simple in structure, the feature such as reliable.
[accompanying drawing explanation]
Fig. 1 is principle schematic of the present utility model;
In the drawings: 1, pressure sensor; 2, temperature sensor; 3, water-circulating pump; 4, connecting hose; 5, boiler check valve; 6, plate type heat exchanger; 7, control housing; 8, butterfly valve; 9, temperature gage; 10, compression indicator; 11, electric control valve; 12, shutoff valve.
[specific embodiment]
By the following examples, can explain in more detail the utility model, the utility model is not limited to the following examples;
A kind of ship central cooling system described in 1 by reference to the accompanying drawings, comprise water-circulating pump 3, plate type heat exchanger 6 and control housing 7, described plate type heat exchanger 6 is set to two, two platen type heat exchangers 6 are for being connected in parallel, wherein the sea intake of plate type heat exchanger 6 one end connects for the water pump of seawater is provided by pipeline, between described water pump and sea intake, be provided with electric control valve 11, on the pipeline at described electric control valve 11 two ends, be respectively equipped with shutoff valve 12, between the shutoff valve 12 at close plate type heat exchanger 6 places and plate type heat exchanger 6, be provided with successively compression indicator 10 therein, temperature gage 9 and butterfly valve 8, electric control valve 11 is by the motorized adjustment valve control in line connection control cabinet 7, further, the seawer outlet in plate type heat exchanger 6 one end connects seawater memory storage by pipeline, between described seawater memory storage and plate type heat exchanger 6, is provided with shutoff valve 12, further, the circulating water intake of plate type heat exchanger 6 other ends connects water-circulating pump 3 by pipeline, described water-circulating pump 3 is set to three, wherein two standby, a normal use, three water-circulating pumps 3 are for being connected in parallel, water outlet at every water-circulating pump 3 is respectively equipped with connecting hose 4, boiler check valve 5 and butterfly valve 8, on the pipeline of water-circulating pump 3 water inlets, be provided with successively butterfly valve 8, temperature sensor 2 and pressure sensor 1, described temperature sensor 2 and pressure sensor 1 are respectively by line connection control cabinet 7, between water-circulating pump 3 and circulating water intake, be provided with successively connecting hose 4, boiler check valve 5 and butterfly valve 8, wherein the effect of boiler check valve 5 and butterfly valve 8 is to prevent that circulating water from flowing backwards, further, circulating water outlet at plate type heat exchanger 6 other ends connects circulating water memory storage by pipeline, between described circulating water memory storage and circulating water outlet, be provided with successively butterfly valve 8, pressure sensor 1 and temperature sensor 2, described temperature sensor 2 and pressure sensor 1 form the described ship central cooling system with Based Intelligent Control by line connection control cabinet 7 respectively.
Ship central cooling system described in the utility model, in operational process, seawater enters two platen type heat exchangers 6 after electric control valve 11, the seawer outlet arranging from plate type heat exchanger 6 after circulating water is flowed out, now circulating water enters plate type heat exchanger 6 through water-circulating pump 3, connecting hose 4, boiler check valve 5 are laggard successively, and temperature is down to the circulating water outlet from plate type heat exchanger 6 36 ℃ from 50 ℃ and is flowed out.
Principle of work of the present utility model is:
The utility model passes through to gather temperature out and the delivery pressure of circulating water, variable frequency control water-circulating pump 3, and simultaneously according to the temperature out of circulating water, electric control valve 11 is realized flow regulating to seawater automatically, thereby reaches object energy-conservation, Based Intelligent Control, conventionally, ship central cooling system circulating water outlet temperature requirement reaches 36 ℃, delivery pressure requires to reach 0.4MPa, the utility model in operational process from temperature sensor 2 collecting temperatures, when temperature is during higher than 36 ℃, frequency converter frequency in control housing 7 is heightened, water-circulating pump 3 accelerated services, electric control valve 11 increases by one grade by aperture automatically simultaneously, seawater flow strengthens, circulating water is under the double action of water-circulating pump 3 and seawater, temperature reduces rapidly, when temperature out is during lower than 36 ℃, water-circulating pump 3 low-frequency operations, electrical consumption power only has half when normal, electric control valve 11 is turned the flow of sea intake automatically down simultaneously, and then realize thermostatically controlled function.
Water-circulating pump 3 in the utility model is according to the temperature converting operation of the circulating water outlet gathering, simultaneously, according to circulating water outlet temperature, the 11 pairs of seawater of electric control valve that are arranged on sea intake automatically adjust, and provide the seawater of most suitable flow to enter 6 pairs of circulating waters of plate type heat exchanger and carry out cooling.The controller of frequency converter and electric control valve is wherein installed in control housing 7, and the function of controller is that the circulating water outlet temperature data to collecting compensates computing, and the aperture size of final decision seawater electric control valve 11, has 10 apertures available.By above a series of measure, water-circulating pump 3 can be realized energy-conservation 30% left and right, and seawater use amount saves 20%, and whole system operation is energy-efficient reliable.
The utility model does not describe part in detail for prior art.
The embodiment selecting in this article in order to disclose goal of the invention of the present utility model, currently thinks suitablely, still, will be appreciated that, the utility model is intended to comprise that all belong to all changes and the improvement of the embodiment in this design and invention scope.
Claims (6)
1. a ship central cooling system, comprise water-circulating pump (3), plate type heat exchanger (6) and control housing (7), it is characterized in that: the sea intake of described plate type heat exchanger (6) one end connects water pump by pipeline, between described water pump and sea intake, be provided with electric control valve (11), described electric control valve (11) is by line connection control cabinet (7), seawer outlet in plate type heat exchanger (6) one end connects seawater memory storage by pipeline, wherein the circulating water intake of plate type heat exchanger (6) other end connects water-circulating pump (3) by pipeline, between described water-circulating pump (3) and circulating water intake, be provided with successively connecting hose (4), boiler check valve (5) and butterfly valve (8), the circulating water outlet of plate type heat exchanger (6) other end connects circulating water memory storage by pipeline, between described circulating water memory storage and circulating water outlet, be provided with successively butterfly valve (8), pressure sensor (1) and temperature sensor (2), described temperature sensor (2) and pressure sensor (1) form the described ship central cooling system with Based Intelligent Control by line connection control cabinet (7) respectively.
2. ship central cooling system according to claim 1, it is characterized in that: on the pipeline at described electric control valve (11) two ends, be respectively equipped with shutoff valve (12), between the shutoff valve (12) of locating near plate type heat exchanger (6) therein and plate type heat exchanger (6), be provided with successively compression indicator (10), temperature gage (9) and butterfly valve (8).
3. ship central cooling system according to claim 1, is characterized in that: between described seawater memory storage and plate type heat exchanger (6), be provided with shutoff valve (12).
4. ship central cooling system according to claim 1, it is characterized in that: described water-circulating pump (3) is set to three, three water-circulating pumps (3) are for being connected in parallel, and at the water outlet of every water-circulating pump (3), are respectively equipped with connecting hose (4) and boiler check valve (5).
5. ship central cooling system according to claim 1, it is characterized in that: on the pipeline of described water-circulating pump (3) water inlet, be provided with successively butterfly valve (8), temperature sensor (2) and pressure sensor (1), described temperature sensor (2) and pressure sensor (1) are respectively by line connection control cabinet (7).
6. ship central cooling system according to claim 1, is characterized in that: described plate type heat exchanger (6) is set to two, and two platen type heat exchangers (6) are for being connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320523842.6U CN203473236U (en) | 2013-08-27 | 2013-08-27 | Ship-used central cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320523842.6U CN203473236U (en) | 2013-08-27 | 2013-08-27 | Ship-used central cooling system |
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| Publication Number | Publication Date |
|---|---|
| CN203473236U true CN203473236U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320523842.6U Expired - Lifetime CN203473236U (en) | 2013-08-27 | 2013-08-27 | Ship-used central cooling system |
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| CN (1) | CN203473236U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448899A (en) * | 2013-08-27 | 2013-12-18 | 洛阳双瑞精铸钛业有限公司 | Central cooling system for ship |
| CN104848634A (en) * | 2014-11-27 | 2015-08-19 | 重庆摩尔水处理设备有限公司 | Circulating water energy-saving system |
| TWI570023B (en) * | 2014-11-10 | 2017-02-11 | Ship central fresh water cooling system | |
| TWI570022B (en) * | 2014-10-30 | 2017-02-11 | Ship host cylinder water cooling system | |
| CN108105077A (en) * | 2017-12-27 | 2018-06-01 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七二研究所） | A kind of energy-saving type marine pump group intelligent management system and method |
| CN108167170A (en) * | 2017-12-13 | 2018-06-15 | 广新海事重工股份有限公司 | A kind of frequency control center salt water 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 |
-
2013
- 2013-08-27 CN CN201320523842.6U patent/CN203473236U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448899A (en) * | 2013-08-27 | 2013-12-18 | 洛阳双瑞精铸钛业有限公司 | Central cooling system for ship |
| CN103448899B (en) * | 2013-08-27 | 2017-02-08 | 洛阳双瑞精铸钛业有限公司 | Central cooling system for ship |
| TWI570022B (en) * | 2014-10-30 | 2017-02-11 | Ship host cylinder water cooling system | |
| TWI570023B (en) * | 2014-11-10 | 2017-02-11 | Ship central fresh water cooling system | |
| CN104848634A (en) * | 2014-11-27 | 2015-08-19 | 重庆摩尔水处理设备有限公司 | Circulating water energy-saving system |
| CN108167170A (en) * | 2017-12-13 | 2018-06-15 | 广新海事重工股份有限公司 | A kind of frequency control center salt water cooling system |
| CN108105077A (en) * | 2017-12-27 | 2018-06-01 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七二研究所） | A kind of energy-saving type marine pump group intelligent management system and method |
| 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 |
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