CN109110098A - Air-conditioning system in naval vessel closed mast - Google Patents
Air-conditioning system in naval vessel closed mast Download PDFInfo
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- CN109110098A CN109110098A CN201810852886.0A CN201810852886A CN109110098A CN 109110098 A CN109110098 A CN 109110098A CN 201810852886 A CN201810852886 A CN 201810852886A CN 109110098 A CN109110098 A CN 109110098A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/12—Heating; Cooling
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Abstract
The present invention provides air-conditioning systems in a kind of naval vessel closed mast, its component part has by comprehensive cooling supply host and local cooling unit, liquid separation valve group, return storage, the composition such as electric expansion valve, both cabin cooling needs had been realized, the cooling electronics rack upper area of Local cooling unit is arranged by electronics rack top simultaneously, the air conditioning of the directly cooling chiller refrigeration of seawater or mechanical refrigeration may be implemented, realize that a refrigerating plant can control working environment and electronic equipment top working environment in closed mast simultaneously, realize the synthesis cooling mode of closed mast and electronics rack top seawater and conventional mechanical refrigeration, entire application system energy conservation and environmental protection, securely and reliably, there is higher application value to the design of air-conditioning system in ship closed mast.
Description
Technical field
The present invention relates to warship marine air-conditioning system, it is related specifically to arrange a large amount of electronics racks and needs the envelope of Local cooling
Air-conditioning system in enclosed mast.
Background technique
Due to the operation of Modern Ships and using needing, a large amount of electronics of centralized arrangement is set in novel closed-type mast
It is standby, such as electronics rack, communication and navigation cabinet, cause calorific value very big, if these heats are not to be released in time, will lead to circuit
With the overheat of equipment and efficiency declines.China naval vessel closed mast temperature control at present is by the dedicated vertical air conditioner of computer room
It is cooling to carry out circulating ventilation, since space is limited in closed mast, which can only improve in closed mast
Part electronics rack upper area temperature can not be still effectively reduced in mean temperature, if air duct carries out cabinet top
Independent cooling supply, which will lead to, there is condensation in electronics rack, seriously affect the safety and reliability of equipment, in addition space requirement
Do not allow, it is seen that traditional naval vessel air-conditioning system is not able to satisfy closed mast compactedness, the design requirement of lightness.
Summary of the invention
The purpose of the present invention is to provide air-conditioning systems in a kind of naval vessel closed mast.
To solve the above problems, the present invention provides air-conditioning system in a kind of naval vessel closed mast, comprising:
It include: comprehensive cooling supply host 1 and three Local cooling units 3,4,5 in parallel, liquid separation valve group 2 returns storage 6, electricity
Sub- expansion valve 7, wherein comprehensive cooling supply host 1 includes: 2 compressors 9,10,2 working medium pumps 14,15, electric expansion valve 11, steaming
Offer pipe 12,13,12 motor-driven valves 16,17,18,19,20,21,22,23,29,30,31,32 of blower, shell and tube exchanger 24,
Ocean temperature sensor 25；Each Local cooling unit 3,4,5 respectively include: electric expansion valve 26, evaporation coil 27, blower
28, wherein
The ocean temperature sensor 25 is mounted on seawaterline to enter by the seawater of pipeline and shell and tube exchanger 24
Mouth 101 is connected, and the seawer outlet 102 of the shell and tube exchanger 24 passes through pipeline and is discharged；
The refrigerant pipe way outlet of the shell and tube exchanger 24 is divided into the first branch and second branch, forms 2 independences
Refrigerant circulation branch；
Wherein, in the first branch: working medium pump 14 is connected with the entrance of motor-driven valve in parallel 22,30 in parallel respectively, institute
The outlet of motor-driven valve 22 is stated to be connected by pipeline with 14 entrance of working medium pump；The outlet of working medium pump 14 passes through pipeline and 21 entrance phase of motor-driven valve
Even；The common end of the export pipeline of motor-driven valve 21,30 in parallel is connected by pipeline and 11 entrance of electric expansion valve, and the electronics is swollen
The outlet of swollen valve 11 is connected with 12 entrance of evaporation coil, the evaporation coil 12 export pass through pipeline respectively with motor-driven valve 23 in parallel,
31 entrances are connected, and blower 13 is mounted at the air outlet of comprehensive cooling supply host 1, the cooling air of evaporation coil 12 are blown out, institute
The outlet for stating motor-driven valve 23 is connected by pipeline with the entrance of compressor 9, and the outlet of the compressor 9 passes through pipeline and motor-driven valve
16 entrances are connected, and the common end of the export pipeline of motor-driven valve 16,31 in parallel passes through the refrigerant of pipeline and shell and tube exchanger 24
Entrance is connected；
In the second branch: working medium pump 15 is connected with the entrance of motor-driven valve 18,29 in parallel, the outlet of the motor-driven valve 18
It is connected by pipeline with 15 entrance of working medium pump, the outlet of the working medium pump 15 is connected by pipeline with the entrance of motor-driven valve 17, and
The common end of the export pipeline of the motor-driven valve 17,29 of connection is connected by pipeline with the entrance of liquid separation valve group 2, the liquid separation valve group 2
Four outlets are separated, wherein first, second, and third outlet passes through pipeline and 3 Local cooling units 3,4,5 in parallel
The pipeline of refrigerant inlet is connected, and the 4th outlet is connected by pipeline with the entrance of electric expansion valve 7, electric expansion valve 7,
The outlet of the electric expansion valve 7 is connected by pipeline with 1 entrance for returning storage 6；
Each Local cooling unit 3,4,5 includes 26, evaporation coils 27 of an electric expansion valve and a blower 28,
Wherein, the entrance pipe of each Local cooling unit is connected with the entrance of an electric expansion valve 26, an electric expansion valve 26
Outlet be connected with the entrance of an evaporation coil 27 by pipeline, the 3 of the export pipeline of an evaporation coil 27 and time storage 6
An entrance in a entrance is connected, and each blower 28 is installed at 3,4,5 air outlet of Local cooling unit belonging to it, each
Blower 28 is used for the cooling air of evaporation coil 27 connected to it (for above electronics rack) blowout；
The outlet of described time storage 6 is connected by pipeline with the entrance of motor-driven valve 19,32 in parallel, the motor-driven valve 19
Outlet is connected by pipeline with the entrance of compressor 10, and the outlet of the compressor 10 passes through pipeline and 20 entrance phase of motor-driven valve
Even, the export pipeline common end of motor-driven valve 20,32 in parallel is connected by pipeline with another refrigerant inlet of shell and tube exchanger 24.
Further, in above-mentioned naval vessel closed mast in air-conditioning system, the multi-joint cooling supply host 1 of synthesis is arranged in
It inside closed mast, is controlled for cabin bulk temperature, maintains environment needed for person works, the Local cooling unit in cabin
3,4,5 it is arranged in 104 top of electronics rack in closed mast 100, for eliminating the localized hyperthermia on cabinet top.
Further, in above-mentioned naval vessel closed mast in air-conditioning system, the low temperature system of the shell and tube exchanger 24
Cryogen divides two-way to convey the evaporation coil being delivered in comprehensive cooling supply host 1 respectively by compressor 9,10 or working medium pump 14,15
In the evaporation coil 27 of 12 and 3 Local cooling units, low-temperature refrigerant is evaporated in evaporation coil 12,27, the sky of cooling surrounding
Gas, cooling air are sent by blower 13,28 to cabin and cabinet top；External refrigerated sea water is changed by shell and tube exchanger 24
Heat takes away the heat of the refrigerant sucking in comprehensive cooling supply host 1 and local cooling unit 3,4,5.
Further, in above-mentioned naval vessel closed mast in air-conditioning system, when ocean temperature sensor 25 detects seawater
When in high temperature, electronic motor-driven valve 17,18,21,22,31,32 and working medium pump 14,15 are closed, open compressor 9,10 and electronic
The systemic heat of closed mast is discharged to seawater by shell and tube exchanger 24 in valve 29,30,23,16,19,20, refrigerant.
Further, in above-mentioned naval vessel closed mast in air-conditioning system, when ocean temperature sensor 25 detects seawater
When temperature is lower, close compressor 9,10 and motor-driven valve 29,30,23,16,19,20, open motor-driven valve 17,18,21,22,31,
32 and working medium pump 14,15, by shell and tube exchanger 24 directly by refrigerant suction heat transfer to seawater.
Further, in above-mentioned naval vessel closed mast in air-conditioning system, by adjust electric expansion valve 7 aperture come
Adjust the refrigerant flow of the refrigerant loop of Local cooling unit 3,4,5.
Further, in above-mentioned naval vessel closed mast in air-conditioning system, for 100 cabin of closed mast refrigeration
The system pipeline of the system pipeline of comprehensive cooling supply host 1 and local cooling unit 3,4,5 is mutually indepedent, and two systems pipeline is each other
It is spare.
Compared with prior art, the present invention pass through comprehensive cooling supply host and local cooling unit, liquid separation valve group, return storage,
The composition such as electric expansion valve had both realized cabin cooling needs, while the cooling of Local cooling unit is arranged by electronics rack top
Electronics rack upper area may be implemented the air conditioning of the directly cooling chiller refrigeration of seawater or mechanical refrigeration, realize one
Platform refrigerating plant can control working environment and electronic equipment top working environment in closed mast simultaneously, realize closed mast
The synthesis cooling mode of bar and electronics rack top seawater and conventional mechanical refrigeration, realizes that same refrigeration system both can be used for
Closed mast cabin refrigeration, also may be implemented electronics rack top partial cooling in mast, promotes temperature in closed mast
Be distributed it is more uniform, it is entire application system energy conservation and environmental protection, safe and reliable, to the design of air-conditioning system in ship closed mast have compared with
High application value.
Detailed description of the invention
Fig. 1 is the schematic diagram of air-conditioning system in the naval vessel closed mast of one embodiment of the invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
As shown in Figure 1, the present invention provides air-conditioning system in a kind of naval vessel closed mast, comprising: comprehensive 1 He of cooling supply host
Three Local cooling units 3,4,5 in parallel, liquid separation valve group 2 return storage 6, electric expansion valve 7, wherein comprehensive cooling supply host 1
It include: 2 compressors 9,10,2 working medium pumps 14,15, electric expansion valve 11, evaporation coil 12,13,12 motor-driven valves of blower
16,17,18,19,20,21,22,23,29,30,31,32, shell and tube exchanger 24, ocean temperature sensor 25；Each part
Cooling unit 3,4,5 respectively include: electric expansion valve 26, evaporation coil 27, blower 28, wherein
The ocean temperature sensor 25 is mounted on seawaterline to enter by the seawater of pipeline and shell and tube exchanger 24
Mouth 101 is connected, and the seawer outlet 102 of the shell and tube exchanger 24 passes through pipeline and is discharged；
The refrigerant pipe way outlet of the shell and tube exchanger 24 is divided into the first branch and second branch, forms 2 independences
Refrigerant circulation branch；
Wherein, in the first branch: working medium pump 14 is connected with the entrance of motor-driven valve in parallel 22,30 in parallel respectively, institute
The outlet of motor-driven valve 22 is stated to be connected by pipeline with 14 entrance of working medium pump；The outlet of working medium pump 14 passes through pipeline and 21 entrance phase of motor-driven valve
Even；The common end of the export pipeline of motor-driven valve 21,30 in parallel is connected by pipeline and 11 entrance of electric expansion valve, and the electronics is swollen
The outlet of swollen valve 11 is connected with 12 entrance of evaporation coil, the evaporation coil 12 export pass through pipeline respectively with motor-driven valve 23 in parallel,
31 entrances are connected, and blower 13 is mounted at the air outlet of comprehensive cooling supply host 1, the cooling air of evaporation coil 12 are blown out, institute
The outlet for stating motor-driven valve 23 is connected by pipeline with the entrance of compressor 9, and the outlet of the compressor 9 passes through pipeline and motor-driven valve
16 entrances are connected, and the common end of the export pipeline of motor-driven valve 16,31 in parallel passes through the refrigerant of pipeline and shell and tube exchanger 24
Entrance is connected；
In the second branch: working medium pump 15 is connected with the entrance of motor-driven valve 18,29 in parallel, the outlet of the motor-driven valve 18
It is connected by pipeline with 15 entrance of working medium pump, the outlet of the working medium pump 15 is connected by pipeline with the entrance of motor-driven valve 17, and
The common end of the export pipeline of the motor-driven valve 17,29 of connection is connected by pipeline with the entrance of liquid separation valve group 2, the liquid separation valve group 2
Four outlets are separated, wherein first, second, and third outlet passes through pipeline and 3 Local cooling units 3,4,5 in parallel
The pipeline of refrigerant inlet is connected, and the 4th outlet is connected by pipeline with the entrance of electric expansion valve 7, electric expansion valve 7,
The outlet of the electric expansion valve 7 is connected by pipeline with 1 entrance for returning storage 6；
Each Local cooling unit 3,4,5 includes 26, evaporation coils 27 of an electric expansion valve and a blower 28,
Wherein, the entrance pipe of each Local cooling unit is connected with the entrance of an electric expansion valve 26, an electric expansion valve 26
Outlet be connected with the entrance of an evaporation coil 27 by pipeline, the 3 of the export pipeline of an evaporation coil 27 and time storage 6
An entrance in a entrance is connected, and each blower 28 is installed at 3,4,5 air outlet of Local cooling unit belonging to it, each
Blower 28 is used for the cooling air of evaporation coil 27 connected to it (for above electronics rack) blowout；
The outlet of described time storage 6 is connected by pipeline with the entrance of motor-driven valve 19,32 in parallel, the motor-driven valve 19
Outlet is connected by pipeline with the entrance of compressor 10, and the outlet of the compressor 10 passes through pipeline and 20 entrance phase of motor-driven valve
Even, the export pipeline common end of motor-driven valve 20,32 in parallel is connected by pipeline with another refrigerant inlet of shell and tube exchanger 24.
Here, the present invention passes through comprehensive cooling supply host and local cooling unit, liquid separation valve group, returns storage, electric expansion valve
Deng composition, cabin cooling needs had both been realized, while being arranged on the cooling electronics rack of Local cooling unit by electronics rack top
Portion region may be implemented the air conditioning of the directly cooling chiller refrigeration of seawater or mechanical refrigeration, realize a refrigerating plant
Working environment and electronic equipment top working environment in closed mast can be controlled simultaneously, realize closed mast and electronic machine
The synthesis cooling mode of cabinet top seawater and conventional mechanical refrigeration, realizes that same refrigeration system both can be used for closed mast
Cabin refrigeration, also may be implemented electronics rack top partial cooling in mast, promotes Temperature Distribution in closed mast more equal
It is even, it is entire application system energy conservation and environmental protection, safe and reliable, have to the design of air-conditioning system in ship closed mast higher using valence
Value.
The present invention provides a kind of design of air-conditioning system for closing mast, and the air conditioning mode is compact-sized, occupied space
Small, space refrigeration ability is strong, can carry out bulk temperature control to cabin simultaneously, while local confession can be carried out to high heating position
Cold cooling, it is unreliable to be able to solve the cooling effect that conventional refrigeration air-conditioning system encounters in closed mast in the prior art,
Space hold is big, cannot be simultaneously to the whole problem for carrying out temperature controlled deficiency with part in cabin.
In naval vessel closed mast of the invention in one embodiment of air-conditioning system, the multi-joint cooling supply host 1 of synthesis is arranged
It inside closed mast 100, is controlled for cabin bulk temperature, maintains environment needed for person works, the part in cabin cold
But unit 3,4,5 is arranged in 104 top of electronics rack in closed mast 100, for eliminating the localized hyperthermia on cabinet top,
Achieve the purpose that Local cooling.
In naval vessel closed mast of the invention in one embodiment of air-conditioning system, the low temperature system of the shell and tube exchanger 24
Cryogen divides two-way to convey the evaporation coil being delivered in comprehensive cooling supply host 1 respectively by compressor 9,10 or working medium pump 14,15
In the evaporation coil 27 of 12 and 3 Local cooling units, low-temperature refrigerant is evaporated in evaporation coil 12,27, the sky of cooling surrounding
Gas, cooling air are sent by blower 13,28 to cabin and cabinet top；External refrigerated sea water is changed by shell and tube exchanger 24
Heat takes away the heat of the refrigerant sucking in comprehensive cooling supply host 1 and local cooling unit 3,4,5.
Here, such air conditioner ventilation not only can control the mean temperature in cabin, electronics rack top office can also be controlled
The temperature in portion region can make Temperature Distribution in cabin more evenly avoid cabin mean temperature and meet the requirements, and single part occurs high
The situation of temperature occurs.
In naval vessel closed mast of the invention in one embodiment of air-conditioning system, mechanical refrigeration and seawater refrigeration may be implemented
Two kinds of operating modes:
When ocean temperature sensor 25, which detects seawater, is in high temperature, electronic motor-driven valve 17,18,21,22,31,32 is closed
And working medium pump 14,15, compressor 9,10 and motor-driven valve 29,30,23,16,19,20 are opened, refrigerant passes through shell and tube exchanger
24 are discharged the systemic heat of closed mast to seawater, realize mechanical refrigeration at this time；
When ocean temperature sensor 25 detect ocean temperature it is lower when, close compressor 9,10 and motor-driven valve 29,30,23,
16,19,20, motor-driven valve 17,18,21,22,31,32 and working medium pump 14,15 are opened, it directly will system by shell and tube exchanger 24
Cryogen absorbs heat transfer to seawater, realizes seawater refrigeration.Whole system design makes full use of low temperature seawater as cold source, has
Certain environmental protection and energy saving, it is reliable for operation.
Here, mechanical refrigeration and seawater two kinds of operating modes of refrigeration may be implemented in the present invention, when ocean temperature is low, sea is utilized
The directly cooling refrigerant of water, refrigerant evaporates the heat for taking away closed mast, when ocean temperature is high, using mechanical refrigeration, and two
Kind cooling mode automatically switches according to ocean temperature.
In naval vessel closed mast of the invention in one embodiment of air-conditioning system, by the aperture for adjusting electric expansion valve 7
Come adjust Local cooling unit 3,4,5 refrigerant loop refrigerant flow, realize Local cooling unit refrigerating capacity adjusting.
Here, adjusting bypass flow by electronic expansion valve opening between adjusting liquid separation valve group and time storage, and then control
System flows into the refrigerant flow of Local cooling unit, realizes the control of Local cooling unit leaving air temp.In this manner may be used
To adjust Local cooling unit leaving air temp, equipment surface condensation caused by avoiding leaving air temp low.
In naval vessel closed mast of the invention in one embodiment of air-conditioning system, two sets of mutually indepedent works of refrigerant system
Make, i.e., for the system pipeline of the synthesis cooling supply host 1 of 100 cabin of closed mast refrigeration and local cooling unit 3,4,5
System pipeline is mutually indepedent, two systems pipeline mutual backup, and wherein set of system pipeline damage does not influence another set of system pipes
The normal operation on road improves whole system reliability.
Specifically, external cooling water passes through cooling water water inlet pipe into more shell and tube exchangers 24, take away in comprehensive cooling supply master
It is flowed out behind the closed mast cabin and cabinet top heat of machine 1 and the local absorption of cooling unit 3,4,5 through cooling water outlet pipe.
Entire air-conditioning refrigeration system refrigerant is divided to from shell and tube exchanger 24 for two big branches, one of refrigerant branch refrigeration
Agent arrives electric expansion valve 11 through motor-driven valve 30 (or motor-driven valve 22, working medium pump 14, motor-driven valve 21), then steams in evaporation coil 12
It sends out, the air around cooling evaporation coil 12 is blown out by the blower 13 of comprehensive cooling supply host 1, for controlling cabin entirety
Temperature, then refrigerant flows back into motor-driven valve 31 (or motor-driven valve 23, compressor 9, motor-driven valve 16) and exchanges heat using shell-tube type
Device 24 is cooling, completes a circulation；Another refrigerant branch refrigerant through motor-driven valve 29 (or motor-driven valve 18, working medium pump 15,
Motor-driven valve 17) liquid separation valve group 2 is arrived, 4 branches are separated by liquid separation valve group 2, wherein 3 branches flow into the office on electronics rack top
It in portion's cooling unit 3,4,5 after electric expansion valve 26, is evaporated in evaporation coil 27, the air around cooling evaporation coil 27,
And electronics rack top control area is blown by blower 3, carry out electronics rack upper temp control, the reflux of 3 road refrigerants
Enter back storage 6, the another way refrigerant line of liquid separation valve group 2 passes back into Hui Ji by 7 by-passing part refrigerant of electric expansion valve
Device 6 flows into motor-driven valve 32 (or motor-driven valve 19, compressor 10, motor-driven valve 20) in the refrigerant for returning storage 6 and arrives shell-tube type heat exchange afterwards
Device 24 is cooling, completes a circulation.By adjusting the aperture of electric expansion valve 7, bypassed to adjust liquid separation valve group 6 and return storage 2
Flow realizes the control of Local cooling unit leaving air temp to control the refrigerant flow for flowing into Local cooling unit 3,4,5,
Prevent the too low high generation condensation of leaving air temp.
When ocean temperature sensor 24 monitors ocean temperature higher than 5 DEG C, electronic motor-driven valve 17,18,21,22,31,32 is closed
And working medium pump 14,15, compressor 9,10 and motor-driven valve 29,30,23,16,19,20 are opened, refrigerant passes through shell and tube exchanger
24 are discharged the systemic heat of closed mast to seawater, realize mechanical refrigeration；When ocean temperature sensor 25 detects sea water temperature
When degree is lower than 5 DEG C, close compressor 9,10 and motor-driven valve 29,30,23,16,19,20, open motor-driven valve 17,18,21,22,31,
32 and working medium pump 14,15, by shell and tube exchanger 24 directly by refrigerant suction heat transfer to seawater, realize seawater conduct
Cold source refrigeration.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Obviously, those skilled in the art can carry out various modification and variations without departing from spirit of the invention to invention
And range.If in this way, these modifications and changes of the present invention belong to the claims in the present invention and its equivalent technologies range it
Interior, then the invention is also intended to include including these modification and variations.
Claims (7)
1. air-conditioning system in a kind of naval vessel closed mast characterized by comprising the three of comprehensive cooling supply host (1) and parallel connection
A Local cooling unit (3,4,5), liquid separation valve group (2) are returned storage (6), electric expansion valve (7), wherein comprehensive cooling supply host
It (1) include: 2 compressors (9,10), 2 working medium pumps (14,15), electric expansion valve (11), evaporation coil (12), blower
(13), 12 motor-driven valves (16,17,18,19,20,21,22,23,29,30,31,32), shell and tube exchanger (24), sea water temperature
It spends sensor (25), wherein
The ocean temperature sensor (25) is mounted on seawaterline to enter by the seawater of pipeline and shell and tube exchanger (24)
Mouth (101) is connected, and the seawer outlet (102) of the shell and tube exchanger (24) passes through pipeline and is discharged；
The refrigerant pipe way outlet of the shell and tube exchanger (24) is divided into the first branch and second branch, forms 2 independent systems
Refrigerant cycle branch；
Wherein, in the first branch: working medium pump (14) is connected with the entrance of motor-driven valve in parallel (22,30) in parallel respectively, institute
The outlet for stating motor-driven valve (22) is connected by pipeline with working medium pump (14) entrance；The outlet of working medium pump (14) by pipeline with it is electronic
The entrance of valve (21) is connected；The common end of the export pipeline of motor-driven valve (21,30) in parallel passes through pipeline and electric expansion valve
(11) entrance connects, and the outlet of the electric expansion valve (11) is connected with the entrance of evaporation coil (12), the evaporation coil (12)
Outlet be connected with the entrance of motor-driven valve in parallel (23,31) respectively by pipeline, blower (13) is mounted on comprehensive cooling supply host (1)
Air outlet at, blower (13) is used to blow out evaporation coil (12) cooling air, and the outlet of the motor-driven valve (23) passes through
Pipeline is connected with the entrance of compressor (9), and the outlet of the compressor (9) is connected by pipeline with the entrance of motor-driven valve (16),
The common end of the export pipeline of motor-driven valve (16,31) in parallel passes through the refrigerant inlet phase of pipeline and shell and tube exchanger (24)
Even；
In the second branch: working medium pump (15) is connected with the entrance of motor-driven valve (18,29) in parallel, and the motor-driven valve (18) goes out
Mouth is connected by pipeline with working medium pump (15) entrance, and the outlet of the working medium pump (15) passes through the entrance of pipeline and motor-driven valve (17)
It is connected, the common end of the export pipeline of motor-driven valve (17,29) in parallel is connected by pipeline with the entrance of liquid separation valve group (2), institute
It states liquid separation valve group (2) and separates four outlets, wherein first, second, and third outlet is cold by pipeline and 3 parts in parallel
But the pipeline of the refrigerant inlet of unit (3,4,5) is connected, and the 4th outlet passes through the entrance of pipeline and electric expansion valve (7)
It is connected, the outlet of the electric expansion valve (7) is connected by pipeline with 1 entrance for going back to storage (6)；
Each Local cooling unit (3,4,5) includes an electric expansion valve (26), an evaporation coil (27) and a blower
(28), wherein the entrance pipe of each Local cooling unit is connected with the entrance of an electric expansion valve (26), and an electronics is swollen
The outlet of swollen valve (26) is connected by pipeline with the entrance of an evaporation coil (27), the export pipeline of an evaporation coil (27)
It is connected with an entrance in 3 entrances for going back to storage (6), each blower (28) is installed on the Local cooling unit belonging to it
At (3,4,5) air outlet, each blower (28) is used to blow out evaporation coil connected to it (27) cooling air；
The outlet of described time storage (6) is connected by pipeline with the entrance of motor-driven valve (19,32) in parallel, the motor-driven valve (19)
Outlet be connected with the entrance of compressor (10) by pipeline, the outlet of the compressor 10 passes through pipeline and enters with motor-driven valve (20)
Mouth is connected, and the export pipeline common end of motor-driven valve (20,32) in parallel passes through pipeline and shell and tube exchanger (24) another refrigerant
Entrance is connected.
2. air-conditioning system in naval vessel closed mast as described in claim 1, which is characterized in that the multi-joint cooling supply master of synthesis
Machine (1) is arranged in closed mast (100) inside, controls for cabin bulk temperature, maintains environment needed for person works in cabin,
The Local cooling unit (3,4,5) is arranged in electronics rack (104) top in closed mast (100), for eliminating machine
The localized hyperthermia on cabinet top.
3. air-conditioning system in naval vessel closed mast as described in claim 1, which is characterized in that the shell and tube exchanger
(24) low-temperature refrigerant divides two-way to be delivered to comprehensive cooling supply master respectively by compressor (9,10) or working medium pump (14,15) conveying
In the evaporation coil (27) of evaporation coil (12) and 3 Local cooling units in machine (1), low-temperature refrigerant is in evaporation coil
(12,27) it evaporates, the air of cooling surrounding, cooling air is sent by blower (13,28) to cabin and cabinet top；It is external cold
But seawater is exchanged heat by shell and tube exchanger (24), takes away the system in comprehensive cooling supply host (1) and local cooling unit (3,4,5)
The heat of cryogen sucking.
4. air-conditioning system in naval vessel closed mast as described in claim 1, which is characterized in that when ocean temperature sensor
(25) when detection seawater is in high temperature, electronic motor-driven valve (17,18,21,22,31,32) and working medium pump (14,15) are closed, is opened
Compressor (9,10) and motor-driven valve (29,30,23,16,19,20), refrigerant are discharged by shell and tube exchanger (24) to seawater
The systemic heat of closed mast.
5. air-conditioning system in naval vessel closed mast as described in claim 1, which is characterized in that when ocean temperature sensor
(25) when detection ocean temperature is lower, close compressor (9,10) and motor-driven valve (29,30,23,16,19,20) open motor-driven valve
(17,18,21,22,31,32) and working medium pump (14,15), by shell and tube exchanger 24 directly by refrigerant suction heat transfer
To seawater.
6. air-conditioning system in naval vessel closed mast as described in claim 1, which is characterized in that by adjusting electric expansion valve
(7) aperture adjusts the refrigerant flow of the refrigerant loop of Local cooling unit (3,4,5).
7. air-conditioning system in naval vessel closed mast as described in claim 1, which is characterized in that be used for closed mast
(100) system pipeline of the synthesis cooling supply host (1) of cabin refrigeration and the system pipeline of local cooling unit (3,4,5) are mutually only
It is vertical, two systems pipeline mutual backup.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810852886.0A CN109110098B (en) | 2018-07-30 | 2018-07-30 | Closed mast internal air conditioning system for ship |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810852886.0A CN109110098B (en) | 2018-07-30 | 2018-07-30 | Closed mast internal air conditioning system for ship |
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| CN109110098B CN109110098B (en) | 2021-04-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145908A (en) * | 2019-05-30 | 2019-08-20 | 广船国际有限公司 | Cooling system, working method and ship |
| CN114162301A (en) * | 2021-12-17 | 2022-03-11 | 深圳市酷凌时代科技有限公司 | Water heat dissipation system |
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| CN110145908A (en) * | 2019-05-30 | 2019-08-20 | 广船国际有限公司 | Cooling system, working method and ship |
| CN114162301A (en) * | 2021-12-17 | 2022-03-11 | 深圳市酷凌时代科技有限公司 | Water heat dissipation system |
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| Publication number | Publication date |
|---|---|
| CN109110098B (en) | 2021-04-16 |
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