CN103851826A - Integrated cold-hot water unit for vessels - Google Patents
Integrated cold-hot water unit for vessels Download PDFInfo
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- CN103851826A CN103851826A CN201410046377.0A CN201410046377A CN103851826A CN 103851826 A CN103851826 A CN 103851826A CN 201410046377 A CN201410046377 A CN 201410046377A CN 103851826 A CN103851826 A CN 103851826A
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Abstract
The invention relates to an integrated cold-hot water unit for vessels. The integrated cold-hot water unit comprises a public base and a water source heat pump, wherein the water source heat pump comprises a compressor, a bushing-type heat exchanger, a four-way reversing valve and a plate-type heat exchanger, an inlet and an outlet of the compressor are respectively connected with two ports of the four-way reversing valve, the bushing-type heat exchanger and the plate-type heat exchanger are respectively serially connected with the other two ports of the four-way reversing valve to form a closed loop, the plate-type heat exchanger is connected with a coolant-heating medium water pipeline, the bushing-type heat exchanger is connected with a cold-heat source water pipeline, and the integrated cold-hot water unit comprises two groups of independent and parallel water source heat pumps, a group of coolant-heating medium water pipelines and a group of cold-heat source water pipelines, the coolant-heating medium water pipelines are connected with the plate-type heat exchanger of the two groups of water source heat pumps, and the cold-heat source water pipeline is connected with the bushing-type heat exchanger of the two groups of water source heat pumps. The integrated cold-hot water unit is simple in structure, reasonable in design, stable in cold-hot application performance and long in service life.
Description
Technical field
The present invention relates to a kind of ships air-conditioning equipment, relate to specifically integrated hot and cold water unit for ships.
Background technology
When naval vessel is in the time that maybe need to heat winter, great majority can not provide the refrigeration unit of hot water, in the time heating, generally by being arranged on the electrical heating heating chilled water on chilled water pipeline, then by the chilled water of high temperature, cabin air are heated.So just caused while needing to heat in the winter time, sharply increased for the power consumption heating, the electric power system on whole naval vessel is caused to very large burden, the utilization ratio of the energy is not high yet; The air-conditioning unit being equipped with on minority naval vessel has heat pump functional, can heat chilled water according to demand, once but coolant water temperature is too low, and the cold-producing medium evaporation circulating in air-conditioning unit is insufficient, just can cause unit because of liquid hammer disorderly closedown.
Summary of the invention
Can not provide hot water in order to solve most of refrigeration unit that in prior art, naval vessel is equipped with, need to heat by electrical heating; Or the air-conditioning unit being equipped with on minority naval vessel has heat pump functional, but can not solve the problem of moving in the too low situation of coolant water temperature, the invention provides that a kind of serviceability simple in structure, reasonable in design, cold and hot is stable, the warship marine integral hot and cold water unit of long service life.
The technical scheme that the present invention takes is:
A kind of integrated hot and cold water unit for ships, comprise public base and water resource heat pump, described water resource heat pump comprises compressor, double pipe heat exchanger, four-way change-over valve and plate type heat exchanger, the import of described compressor is connected respectively two valve ports of four-way change-over valve with outlet, described double pipe heat exchanger, plate type heat exchanger is connected in series as closed loop successively with two other valve port of four-way change-over valve, on described plate type heat exchanger, be connected with cold and hot matchmaker's waterpipe, on described double pipe heat exchanger plate type heat exchanger, be connected with Cooling and Heat Source waterpipe, between described double pipe heat exchanger and plate type heat exchanger, be provided with device for drying and filtering, magnetic valve, expansion valve and check valve group, described device for drying and filtering, magnetic valve, expansion valve and check valve group head and the tail successively serial connection are loop, described check valve group comprises two-way check valve path in parallel in the same way, every road check valve path is provided with two check valves in the same way, connecting pipe connecting plate type heat exchanger between two check valves on one road check valve path, the connecting pipe adapter sleeve tubular type heat exchanger between two check valves on another road check valve path.
Further, described public base is provided with two groups of independent and water resource heat pumps in parallel, and the plate type heat exchanger of two groups of water resource heat pumps shares cold and hot matchmaker's waterpipe, and the double pipe heat exchanger of two groups of water resource heat pumps shares Cooling and Heat Source waterpipe.
Again further, described public base is provided with electric appliance control box, and described electric appliance control box is connected with two groups of water resource heat pumps.
Take after above technical scheme, beneficial effect of the present invention is:
(1) ships with integrated hot and cold water unit under summer cooling condition, by naval vessel air-conditioning system chilled water, cooling produces low temperature chilled water and realizes cabin temperature and regulate; In the winter time under heating condition, by being realized to cabin temperature, the chilled water of naval vessel air-conditioning system chilled water heating generation high temperature regulates, hot and cold water unit is provided with two groups of independent and water resource heat pumps in parallel, according to the difference of workload demands, under the control of electric appliance control box, work simultaneously or work independently, saving the energy.Under the situation of one group of water resource heat pump fault, another group can work independently therein.
(2) between double pipe heat exchanger and expansion valve, be provided with check valve group, check valve group is adjusted refrigerant flow direction, make it to adapt to heating power expansion valve specified flow to.Solve Bidirectional expansion valve that general source pump adopts in the time that refrigerant flow is larger, reverse flow and cause the skew of expansion valve adjusting function, the problem of the adverse effect that the normal operation of unit is caused; Magnetic valve has guaranteed that unit cold-producing medium in the time that power-off quits work can not flow backwards.
Accompanying drawing explanation
Fig. 1 is front view of the present invention;
Fig. 2 is left view of the present invention;
Fig. 3 is schematic diagram of the present invention.
In figure: electric appliance control box 1, double pipe heat exchanger 2, check valve 3, device for drying and filtering 4, public base 5, expansion valve 6, magnetic valve 7, compressor 8, four-way reversal valve 9, Cooling and Heat Source water out 10, Cooling and Heat Source water inlet 11, cold and hot matchmaker's water out 12, cold and hot matchmaker's water inlet 13, plate type heat exchanger 14.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described:
As shown in the figure, ships comprises with integrated hot and cold water unit the water resource heat pump that electric appliance control box 1, public base 5 are identical with two groups and be connected in parallel, two groups of water resource heat pumps are installed on public base 5 side by side, its centre position, top is provided with electric appliance control box 1, and described electric appliance control box 1 is connected with two groups of water resource heat pumps.
Described water resource heat pump comprises compressor 8, double pipe heat exchanger 2, four-way change-over valve 9, check valve 3, device for drying and filtering 4, expansion valve 6 and plate type heat exchanger 14.The import of described compressor 8 is connected respectively two valve ports of four-way change-over valve 9 with outlet, described double pipe heat exchanger 2, plate type heat exchanger 14 is connected in series as closed loop successively with two other valve port of four-way change-over valve 9, on described plate type heat exchanger 14, be connected with cold and hot matchmaker's waterpipe, on described double pipe heat exchanger plate type heat exchanger 2, be connected with Cooling and Heat Source waterpipe, between described double pipe heat exchanger 2 and plate type heat exchanger 14, be connected in series device for drying and filtering 4, magnetic valve 7, expansion valve 6 and check valve group, described device for drying and filtering 4, magnetic valve 7, expansion valve 6 and check valve group head and the tail successively serial connection are loop, described check valve group comprises two-way check valve path in parallel in the same way, every road check valve path is provided with two check valves 3 in the same way, connecting pipe connecting plate type heat exchanger 14 between two check valves on one road check valve path, the connecting pipe adapter sleeve tubular type heat exchanger 2 between two check valves on another road check valve path.
Ships by the operation principle of integrated hot and cold water unit is:
Under summer cooling condition, cold-producing medium becomes the gas of HTHP through compressor 8 compressions, the cold-producing medium four-way reversal valve 9 of flowing through enters double pipe heat exchanger 2, the seawater of low temperature or river from Cooling and Heat Source water inlet 11 enter with double pipe heat exchanger 2 cold-producing medium carry out indirect heat exchange, the hot water producing is discharged through Cooling and Heat Source water out 10, after cold-producing medium heat release, change highly pressurised liquid into, successively through check valve 32, after device for drying and filtering 4 and magnetic valve 7, enter step-down in expansion valve 6, after cold-producing medium step-down, become gas-liquid two-phase and enter into plate type heat exchanger 14 through check valve 33, cold-producing medium carries out heat exchange with the recirculated water that cold and hot matchmaker's water pipe is sent here in plate type heat exchanger 14, heat of vaporization in cold-producing medium absorption cycle water is that low-pressure gas is got back in compressor 8 and completed kind of refrigeration cycle through four-way reversal valve 9, after recirculated water is absorbed heat, become water at low temperature and deliver to cooling-air in cabin through cold and hot matchmaker's water out 12.
In the winter time under heating condition, cold-producing medium becomes the gas of HTHP through compressor 8 compressions, the cold-producing medium four-way reversal valve 9 of flowing through enters plate type heat exchanger 14, the seawater of low temperature or river from cold and hot media water inlet 13 enter with plate type heat exchanger 14 cold-producing medium carry out indirect heat exchange, the hot water producing is delivered to and in cabin, is added hot-air through cold and hot matchmaker's water out 12, after cold-producing medium heat release, change highly pressurised liquid into, successively through check valve 34, after device for drying and filtering 4 and magnetic valve 7, enter step-down in expansion valve 6, after cold-producing medium step-down, become gas-liquid two-phase and enter into double pipe heat exchanger 2 through check valve 31, the recirculated water that cold-producing medium is sent here with Cooling and Heat Source water pipe in double pipe heat exchanger 2 carries out heat exchange, heat of vaporization in cold-producing medium absorption cycle water is that low-pressure gas is got back in compressor 8 and completed kind of refrigeration cycle through four-way reversal valve 9, after recirculated water is absorbed heat, becoming water at low temperature discharges through cold and hot matchmaker's water out 10.
In the course of the work, according to the difference of workload demands, two groups of independence water resource heat pumps of electric appliance control box 1 shell control are worked simultaneously or work independently, to save the energy.Under the situation of one group of water resource heat pump fault, another group can work independently therein.
Claims (3)
1. an integrated hot and cold water unit for ships, comprise public base and water resource heat pump, described water resource heat pump comprises compressor, double pipe heat exchanger, four-way change-over valve and plate type heat exchanger, entering of described compressor, outlet connects respectively two valve ports of four-way change-over valve, described double pipe heat exchanger, plate type heat exchanger is connected in series as closed loop successively with two other valve port of four-way change-over valve, on described plate type heat exchanger, be connected with cold and hot matchmaker's waterpipe, on described double pipe heat exchanger plate type heat exchanger, be connected with Cooling and Heat Source waterpipe, it is characterized in that, between described double pipe heat exchanger and plate type heat exchanger, be provided with device for drying and filtering, magnetic valve, expansion valve and check valve group, described device for drying and filtering, magnetic valve, expansion valve and check valve group head and the tail successively serial connection are loop, described check valve group comprises two-way check valve path in parallel in the same way, every road check valve path is provided with two check valves in the same way, connecting pipe connecting plate type heat exchanger between two check valves on one road check valve path, the connecting pipe adapter sleeve tubular type heat exchanger between two check valves on another road check valve path.
2. integrated hot and cold water unit for ships according to claim 1, it is characterized in that, described public base is provided with two groups of independent and water resource heat pumps in parallel, the plate type heat exchanger of two groups of water resource heat pumps shares cold and hot matchmaker's waterpipe, and the double pipe heat exchanger of two groups of water resource heat pumps shares Cooling and Heat Source waterpipe.
3. integrated hot and cold water unit for ships according to claim 1, is characterized in that, described public base is provided with electric appliance control box, and described electric appliance control box is connected with two groups of water resource heat pumps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410046377.0A CN103851826A (en) | 2014-02-10 | 2014-02-10 | Integrated cold-hot water unit for vessels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410046377.0A CN103851826A (en) | 2014-02-10 | 2014-02-10 | Integrated cold-hot water unit for vessels |
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| CN103851826A true CN103851826A (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410046377.0A Pending CN103851826A (en) | 2014-02-10 | 2014-02-10 | Integrated cold-hot water unit for vessels |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4646538A (en) * | 1986-02-10 | 1987-03-03 | Mississipi Power Co. | Triple integrated heat pump system |
| CN201340141Y (en) * | 2009-01-21 | 2009-11-04 | 江苏中科能凯夫空调有限公司 | Trilogy supply machine set of central air conditioner |
| CN201666691U (en) * | 2010-04-15 | 2010-12-08 | 海信（山东）空调有限公司 | Cooling cycle system and air conditioner equipped with vapor-liquid separator |
| CN203310156U (en) * | 2013-05-15 | 2013-11-27 | 山东御嘉空调设备有限公司 | Improved water source heat pump air conditioning system |
| CN203731739U (en) * | 2014-02-10 | 2014-07-23 | 中船重工天禾船舶设备江苏有限公司 | Integrated cold-hot water unit for vessel |
-
2014
- 2014-02-10 CN CN201410046377.0A patent/CN103851826A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4646538A (en) * | 1986-02-10 | 1987-03-03 | Mississipi Power Co. | Triple integrated heat pump system |
| CN201340141Y (en) * | 2009-01-21 | 2009-11-04 | 江苏中科能凯夫空调有限公司 | Trilogy supply machine set of central air conditioner |
| CN201666691U (en) * | 2010-04-15 | 2010-12-08 | 海信（山东）空调有限公司 | Cooling cycle system and air conditioner equipped with vapor-liquid separator |
| CN203310156U (en) * | 2013-05-15 | 2013-11-27 | 山东御嘉空调设备有限公司 | Improved water source heat pump air conditioning system |
| CN203731739U (en) * | 2014-02-10 | 2014-07-23 | 中船重工天禾船舶设备江苏有限公司 | Integrated cold-hot water unit for vessel |
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Application publication date: 20140611 |