CN102564008A - Cooling water system of refrigerating machine of ocean vessel - Google Patents
Cooling water system of refrigerating machine of ocean vessel Download PDFInfo
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- CN102564008A CN102564008A CN2012100291489A CN201210029148A CN102564008A CN 102564008 A CN102564008 A CN 102564008A CN 2012100291489 A CN2012100291489 A CN 2012100291489A CN 201210029148 A CN201210029148 A CN 201210029148A CN 102564008 A CN102564008 A CN 102564008A
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- valve
- cooling water
- condenser
- water pump
- ice maker
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Abstract
The invention relates to a cooling water system of a refrigerating machine of an ocean vessel. The cooling water system comprises a cooling water circuit, a water pump (1) and a condenser (2) are arranged on the cooling water circuit, a filter (3) is disposed between the water pump (1) and the condenser (2), a valve I (5) is arranged on a water inlet pipe of the condenser (2), a valve II (6) is arranged on a water outlet pipe of the condenser (2), a backwash pipeline I (8) is arranged between the front end of the valve I (5) and the front end of the valve II (6) in a connection manner, a backwash pipeline II (9) is arranged between the rear end of the valve I (5) and the rear end of the valve II (6) in a connection manner, a valve III (10) is disposed on the backwash pipeline I (8), and a valve IV (11) is disposed on the backwash pipeline II (9). The cooling water system of the refrigerating machine of the ocean vessel has the advantages that failure rate of refrigerating machine equipment is reduced, maintenance expense of the equipment is saved, running reliability of the equipment is improved, and workload of maintenance staff is greatly reduced.
Description
Technical field
The present invention relates to a kind of foreign-going ship ice maker cooling water system, be used to improve foreign-going ship ice maker cooling water system, reduce the ice maker fault rate,, prolong the resting period of food for boats and ships food fresh keeping storehouse provides suitable temperature, humidity.
Background technology
The task density of foreign-going ship is increasing, the cycle is more and more longer, food fresh-keeping is required increasingly high.The needs that how to adapt to task effectively reduce the ice maker rate of breakdown, operating condition that support equipment is good is the difficult problem that must capture.
Foreign-going ship is provided with 3 altogether in low temperature storehouse-meat storehouse, Yu Ku, quick-frozen dish storehouse, and high temperature storehouse-fruit storehouse, vegetable chamber, dairy products storehouse, provision store, dry food storehouse amount to 5, and the fresh-keeping of vegetables storehouse amounts to 2.The high and low temperature storehouse respectively is provided with two ice makers of a cover.Two units turned round simultaneously when food entered the storehouse, beat food in the storehouse cold fast.After reaching design temperature, promptly be not more than 18 hours (at full capacity) with operation every day of a unit, keep storehouse temperature, another unit is subsequent use.From the design of ice maker and system thereof, under any circumstance, high and low temperature storehouse ice maker all has one to be in user mode, and cutting out the pump mutually of ice maker cooling water system all is in 24 hours duties.
Actual situation is, because the foreign-going ship task of bearing is more in recent years, this paper went to sea 4 months with foreign-going ship every year on average, all the other 8 months landing piers.During 4 months go to sea, ice maker is being not more than 18 hours oepration at full load every day, but in 8 months the time that harbour is stopped, because it is less to store food in the icebox, most freezers are stopped using, and be not more than 3 hours the running time of ice maker every day this moment.In this case, when ice maker was in non-operating state, the operation of cooling water pump there is no need fully.The long-time running of cooling water pump has not only increased the wearing and tearing of water pump consumable accessory, has increased maintenance cost, has also increased simultaneously the dirty frequency of opening and inspecting cleaning after stifled of ice maker cooler, has increased work of maintenance personnel intensity.And the cooling-water duct in the ice maker condenser is the U font, and material is a thin-wall copper pipe, is easier to occur damaging when cleaning condenser opening and inspecting, thereby causes ice maker to use.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency, a kind of foreign-going ship ice maker cooling water system is provided, it has reduced the fault rate and the maintenance period of ice maker system to a great extent, has reduced maintenance cost and energy consumption, has satisfied the guarantee requirement of task needs better.
The objective of the invention is to realize like this: a kind of foreign-going ship ice maker cooling water system, be characterized in: it comprises the chilled(cooling) water return (CWR), is disposed with water pump and condenser on the said chilled(cooling) water return (CWR) from front to back; Be provided with filter between said water pump and the condenser; Install Pressure gauge I additional before and after the said filter, the aperture of said filter is 3mm, and the water inlet pipe of said condenser is provided with valve I; The outlet pipe of said condenser is provided with valve II; Be provided with the pressure Table II between said condenser and valve I and the valve II, be connected with counter-flushing pipeline I between said valve I front end and the valve II front end, be connected with counter-flushing pipeline II between said valve II rear end and the valve II rear end; Said counter-flushing pipeline I is provided with valve III, and said counter-flushing pipeline II is provided with valve IV.
Said foreign-going ship ice maker cooling water system also comprises the cooling water pump control loop; Water pump is series on this cooling water pump control loop; Said cooling water pump control loop comprises resistance wire I, stop button, three loops parallel with one another and resistance wire II, and said resistance wire I, stop button, three loops parallel with one another and resistance wire II are followed in series to form cooling meeting pump control loop; In said three loops parallel with one another; Article one, the loop is in series by high-pressure switch and time-delay relay I each other, and the second loop is in series by low pressure switch and time-delay relay II each other, and the 3rd loop is in series by starting button and relay each other; Contact and the starting button of said time-delay relay I are in parallel; The contact and the starting button of said relay are in parallel, and the contact of said time-delay relay II is series in the 3rd loop, and said high-pressure switch and low pressure switch be interconnected lock mutually.
Compared with prior art, the invention has the beneficial effects as follows:
A kind of foreign-going ship ice maker of the present invention cooling water system; It is through installing filter additional; The foreign material that enter into the ice maker condenser in the cooling water be can effectively filter out, the dirty stifled of condenser, particularly boats and ships landing pier device reduced; Because the floating thing in the river is very many, installs filter additional and just seems particularly important; Cooling-water duct in the ice maker condenser is the U font in addition; Material is a thin-wall copper pipe, when opening and inspecting the cleaning condenser, is easier to occur damaging; Cause unit to use; Through install the condenser counter-flushing pipeline additional, can solve open and inspect that condenser occurs easily think the damage problem, also significantly reduced the work of maintenance personnel amount simultaneously.
The present invention also transform ice maker startup in advance as, delays synchronous, the clearance-type mode of operation of standard that ice maker stops through the continuous operation mode of electric reconstruction with original cooling water pump; Not only reduced the dirty stifled speed of condenser; The wearing and tearing of equipment easily worn part have been reduced; Prolong the service life of equipment, also practiced thrift a large amount of electric energy simultaneously.
Description of drawings
Fig. 1 is the structural representation of a kind of foreign-going ship ice maker of the present invention cooling water system.
Fig. 2 is for installing the counter-flushing pipeline sketch map additional before and after the ice maker condenser.
Fig. 3 is ice maker control system and control system of water pump sketch map before transforming.
Fig. 4 is for transforming back ice maker control system and control system of water pump sketch map.
Wherein:
Water pump 1
Condenser 2
Filter 3
Pressure gauge I4
Valve I5
Valve II6
Pressure gauge II7
Counter-flushing pipeline I8
Counter-flushing pipeline II9
Valve III10
Valve IV11
Resistance wire IFU1
Resistance wire IIFU2
Time-delay relay IKT1
Time-delay relay IIKT2
High-pressure switch K1
Low pressure K switch 2
Stop button SB1
Starting button SB2
Relay K M1.
The specific embodiment
Referring to Fig. 1, Fig. 2, the present invention relates to a kind of foreign-going ship ice maker cooling water system, it comprises the chilled(cooling) water return (CWR); Be disposed with water pump 1 and condenser 2 on the said chilled(cooling) water return (CWR) from front to back, be provided with filter 3 between said water pump 1 and the condenser 2, said filter 3 front and back install Pressure gauge I4 additional; The aperture of said filter 3 is 3mm; The water inlet pipe of said condenser 2 is provided with valve I5, and the outlet pipe of said condenser 2 is provided with valve II6, is provided with Pressure gauge II7 between said condenser 2 and valve I5 and the valve II6; Be connected with counter-flushing pipeline I8 between said valve I5 front end and the valve II6 front end; Be connected with counter-flushing pipeline II9 between said valve II5 rear end and the valve II6 rear end, said counter-flushing pipeline I8 is provided with valve III10, and said counter-flushing pipeline II9 is provided with valve IV11.
Referring to Fig. 4; Said foreign-going ship ice maker cooling water system also comprises the cooling water pump control loop; Water pump is series on this cooling water pump control loop, and said cooling water pump control loop comprises resistance wire IFU1, stop button SB1, three loops parallel with one another and resistance wire IIFU2, and said resistance wire IFU1, stop button SB1, three loops parallel with one another and resistance wire IIFU2 are followed in series to form cooling meeting pump control loop; In said three loops parallel with one another; Article one, the loop is in series by high-pressure switch K1 and time-delay relay IKT1 each other, and the second loop is in series with time-delay relay IIKT2 by low pressure K switch 2 each other, and the 3rd loop is in series by starting button SB2 and relay K M1 each other; The contact of said time-delay relay IKT1 and starting button SB2 are in parallel; The contact of said relay K M1 and starting button SB2 are in parallel, and the contact of said time-delay relay IIKT2 is series in the 3rd loop, and said high-pressure switch K1 and low pressure K switch 2 be interconnected lock mutually; Thereby K2 breaks off when realizing the K1 closure, the closed stacked switch function of K2 when K1 breaks off.
During the operation of ice maker unit starting, refrigerant pressure controller pressure raises, and provides the high-pressure closing signal, and this moment, high-pressure switch K1 was closed; Low pressure K switch 2 is broken off, and time-delay relay IKT1 gets electric, the contact closure of time-delay relay IKT1 in the cooling water pump control loop; This moment the The whole control circuit communication, water pump brings into operation, after time-delay a period of time; The contact closure of time-delay relay IKT1 in ice maker control system, the unit starting operation, thus realized that water pump shifts to an earlier date ice maker and starts; When the ice maker operation a period of time reach temperature required after; This moment, unit was out of service automatically, and the refrigerant pressure controller provides low-voltage signal, at this moment low pressure K switch 2 closures; Time-delay relay IIKT2 gets; The contact of time-delay relay IIKT2 breaks off after time-delay a period of time, and whole control system of water pump breaks off, thereby realizes that water pump delays ice maker and stop.
Claims (2)
1. foreign-going ship ice maker cooling water system; It is characterized in that: it comprises the chilled(cooling) water return (CWR); Be disposed with water pump (1) and condenser (2) on the said chilled(cooling) water return (CWR) from front to back, be provided with filter (3) between said water pump (1) and the condenser (2), install Pressure gauge I (4) before and after the said filter (3) additional; The aperture of said filter (3) is 3mm; The water inlet pipe of said condenser (2) is provided with valve I (5), and the outlet pipe of said condenser (2) is provided with valve II (6), is provided with pressure Table II (7) between said condenser (2) and valve I (5) and the valve II (6); Be connected with counter-flushing pipeline I (8) between said valve I (5) front end and valve II (6) front end; Be connected with counter-flushing pipeline II (9) between said valve II (5) rear end and valve II (6) rear end, said counter-flushing pipeline I (8) is provided with valve III (10), and said counter-flushing pipeline II (9) is provided with valve IV (11).
2. a kind of foreign-going ship ice maker cooling water system according to claim 1; It is characterized in that: said foreign-going ship ice maker cooling water system also comprises the cooling water pump control loop; Water pump is series on this cooling water pump control loop; Said cooling water pump control loop comprises resistance wire I (FU1), stop button (SB1), three loops parallel with one another and resistance wire II (FU2); Said resistance wire I (FU1), stop button (SB1), three loops parallel with one another and resistance wire II (FU2) are followed in series to form cooling meeting pump control loop; In said three loops parallel with one another; Article one, the loop is in series with time-delay relay I (KT1) by high-pressure switch (K1) each other, and the second loop is in series with time-delay relay II (KT2) by low pressure switch (K2) each other, and the 3rd loop is in series by starting button (SB2) and relay (KM1) each other; The contact of said time-delay relay I (KT1) and starting button (SB2) are in parallel; The contact of said relay (KM1) and starting button (SB2) are in parallel, and the contact of said time-delay relay II (KT2) is series in the 3rd loop, and said high-pressure switch (K1) and low pressure switch (K2) be interconnected lock mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210029148.9A CN102564008B (en) | 2012-02-10 | 2012-02-10 | Cooling water system of refrigerating machine of ocean vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210029148.9A CN102564008B (en) | 2012-02-10 | 2012-02-10 | Cooling water system of refrigerating machine of ocean vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102564008A true CN102564008A (en) | 2012-07-11 |
| CN102564008B CN102564008B (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210029148.9A Expired - Fee Related CN102564008B (en) | 2012-02-10 | 2012-02-10 | Cooling water system of refrigerating machine of ocean vessel |
Country Status (1)
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| CN (1) | CN102564008B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817813A (en) * | 2012-08-08 | 2012-12-12 | 东莞新奥燃气有限公司 | Circulating cooling system of fuel gas compressor |
| CN103225981A (en) * | 2013-04-28 | 2013-07-31 | 淮安万邦香料工业有限公司 | Backflushing type circulating cooling water system |
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| CN2520672Y (en) * | 2002-01-29 | 2002-11-20 | 佛山市怡海机电设备有限公司 | Multifunction intelligent sea water humidifier |
| CN1636826A (en) * | 2004-12-17 | 2005-07-13 | 泰山集团股份有限公司 | Refrigerator set for fishing boat |
| CN1789079A (en) * | 2005-12-22 | 2006-06-21 | 上海交通大学 | Sea ship air-conditioning system using subsurface seawater cool energy |
| CN201327348Y (en) * | 2008-10-14 | 2009-10-14 | 上汽通用五菱汽车股份有限公司 | Pipeline flushing system for cooling circulating water system |
| CN101875045A (en) * | 2009-11-03 | 2010-11-03 | 大连海事大学 | High-pressure water jet flow system for removing rust of ships and working method thereof |
| CN201733213U (en) * | 2010-08-27 | 2011-02-02 | 中国铁道科学研究院机车车辆研究所 | Cooling liquid injecting device |
| CN102060092A (en) * | 2009-11-17 | 2011-05-18 | 中国舰船研究设计中心 | Snow removal, cooling and cleaning device for ship ceiling |
| CN201869143U (en) * | 2010-12-10 | 2011-06-15 | 中国舰船研究设计中心 | Starter of marine service motor |
| CN102092808A (en) * | 2011-03-28 | 2011-06-15 | 中国水产科学研究院渔业机械仪器研究所 | Device for desalinating seawater by utilizing residual heat of tail gas exhausted by diesel engine |
| CN201955013U (en) * | 2010-12-30 | 2011-08-31 | 溢泰鸿（天津）节能科技有限公司 | On-line self-cleaning condenser system |
-
2012
- 2012-02-10 CN CN201210029148.9A patent/CN102564008B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2520672Y (en) * | 2002-01-29 | 2002-11-20 | 佛山市怡海机电设备有限公司 | Multifunction intelligent sea water humidifier |
| CN1636826A (en) * | 2004-12-17 | 2005-07-13 | 泰山集团股份有限公司 | Refrigerator set for fishing boat |
| CN1789079A (en) * | 2005-12-22 | 2006-06-21 | 上海交通大学 | Sea ship air-conditioning system using subsurface seawater cool energy |
| CN201327348Y (en) * | 2008-10-14 | 2009-10-14 | 上汽通用五菱汽车股份有限公司 | Pipeline flushing system for cooling circulating water system |
| CN101875045A (en) * | 2009-11-03 | 2010-11-03 | 大连海事大学 | High-pressure water jet flow system for removing rust of ships and working method thereof |
| CN102060092A (en) * | 2009-11-17 | 2011-05-18 | 中国舰船研究设计中心 | Snow removal, cooling and cleaning device for ship ceiling |
| CN201733213U (en) * | 2010-08-27 | 2011-02-02 | 中国铁道科学研究院机车车辆研究所 | Cooling liquid injecting device |
| CN201869143U (en) * | 2010-12-10 | 2011-06-15 | 中国舰船研究设计中心 | Starter of marine service motor |
| CN201955013U (en) * | 2010-12-30 | 2011-08-31 | 溢泰鸿（天津）节能科技有限公司 | On-line self-cleaning condenser system |
| CN102092808A (en) * | 2011-03-28 | 2011-06-15 | 中国水产科学研究院渔业机械仪器研究所 | Device for desalinating seawater by utilizing residual heat of tail gas exhausted by diesel engine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817813A (en) * | 2012-08-08 | 2012-12-12 | 东莞新奥燃气有限公司 | Circulating cooling system of fuel gas compressor |
| CN102817813B (en) * | 2012-08-08 | 2015-03-11 | 东莞新奥燃气有限公司 | Circulating cooling system of fuel gas compressor |
| CN103225981A (en) * | 2013-04-28 | 2013-07-31 | 淮安万邦香料工业有限公司 | Backflushing type circulating cooling water system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102564008B (en) | 2014-03-19 |
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