CN205641684U - Water resource heat pump of wet environment of regulation and control harbor district heat - Google Patents
Water resource heat pump of wet environment of regulation and control harbor district heat Download PDFInfo
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- CN205641684U CN205641684U CN201620290730.4U CN201620290730U CN205641684U CN 205641684 U CN205641684 U CN 205641684U CN 201620290730 U CN201620290730 U CN 201620290730U CN 205641684 U CN205641684 U CN 205641684U
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
Abstract
The utility model relates to a water resource heat pump of wet environment of regulation and control harbor district heat, water resource heat pump include the first compressor, the second compressor, and first cross valve, the second cross valve, first solenoid valve, the second solenoid valve, the third solenoid valve, the fourth solenoid valve reaches first heat exchanger, second heat exchanger, third heat exchanger, the first compressor connect first cross valve and second compressor, first solenoid valve, third solenoid valve, fourth solenoid valve are connected to first cross valve, second solenoid valve, fourth solenoid valve, third heat exchanger and second compressor are connected to the second cross valve, first heat exchanger is connected to the third solenoid valve, second heat exchanger, third heat exchanger are connected to first heat exchanger, first solenoid valve, second solenoid valve are connected to the second heat exchanger. The utility model discloses can require to realize cooler air -conditioner, heat and life hot water according to the harbor district.
Description
Technical field
This utility model relates to the architecture indoor air regulation of a kind of harbour port district and hot-water supply device, more specifically
Ground say, relate to a kind of regulate and control port district thermal and humidity environment water resource heat pump.
Background technology
Harbour port is divided into production district and produces auxiliary region, and port district produces ancillary building: include comprehensively doing
Public building, Hou Gonglou, dining room etc., Summer and winter need to carry out room temperature regulation to architecture indoor air；Meanwhile, also need
There is provided productive life hot water for producing operating personnel, owing to port zone position is away from urban district, it is difficult with Urban Thermal
Net.Port district air-conditioning typically arranges central air conditioner system, and hot-water heating system uses electric auxiliary type Teat pump boiler.Summer
Air conditioner refrigerating, substantial amounts of condensation heat is dispersed in outside atmosphere, produces thermal pollution, heat supply in winter, works as outdoor
When temperature is too low, cause air conditioning unit stoppage protection phenomenon；Port district, with domestic hot-water, need to design one from new
Set thermal source, not only increases initial cost, reduces energy utilization rate simultaneously.
Port district has abundant water resources, for great water body, such as rivers, sea water, due to water body accumulation of heat effect, water temperature
Affected by temperature and be there is certain delay.Therefore, port district air-conditioning, hot water supply can make full use of river,
The low-temperature heat sources such as sea water.
Summary of the invention
The technical problems to be solved in the utility model is that the air regulation of port district and hot water supply need to provide two sets
System, for the how inefficient defect of above-mentioned fund raising of prior art, it is provided that a kind of regulation and control port district thermal and humidity environment
Water resource heat pump, can require realize air conditioner refrigerating, heat and domestic hot-water's function, at the beginning of decreasing according to port district
Investment, saves the energy.
This utility model solves its technical problem and be the technical scheme is that a kind of regulation and control port district thermal and humidity environment
Water resource heat pump, including the first compressor, the second compressor, the first cross valve, the second cross valve, first
Electromagnetic valve, the second electromagnetic valve, the 3rd electromagnetic valve, the 4th electromagnetic valve and First Heat Exchanger, the second heat exchanger,
3rd heat exchanger, the first described compressor connects the first cross valve and the second compressor, and the first cross valve is even
Connect the first electromagnetic valve, the 3rd electromagnetic valve, the 4th electromagnetic valve, the second cross valve connect the second electromagnetic valve, the 4th
Electromagnetic valve, the 3rd heat exchanger and the second compressor；
The first electromagnetic valve, the second electromagnetic valve is set gradually between first cross valve and the second cross valve, the one or four
Lead to and between valve and First Heat Exchanger, be provided with the 3rd electromagnetic valve；
It is provided with second throttle, the second heat exchanger and the 3rd heat exchange between First Heat Exchanger and the second heat exchanger
Second throttle, first throttle valve it is disposed with between device；
Circulating pump connects the first stop valve, and the first stop valve connects First Heat Exchanger, and First Heat Exchanger connects the
Two stop valves.
This utility model additionally provides the water resource heat pump control method of a kind of above-mentioned regulation and control port district thermal and humidity environment, bag
Include following steps:
Open the 3rd electromagnetic valve, the 4th electromagnetic valve, close the first electromagnetic valve, the second electromagnetic valve, the second heat exchange
Device and the second compressor do not work；The cold-producing medium of low-temp low-pressure enters the first compressor, warp through the second cross valve
Cross the high-temperature high-pressure refrigerant after the first compressor compresses and enter First Heat Exchanger condensation by the first cross valve
Heat release, by the condensed cold-producing medium of First Heat Exchanger through first throttle valve adiabatic expansion, after reducing pressure by regulating flow
Cold-producing medium enters the 3rd heat exchanger evaporation endothermic, and the cold-producing medium after heat absorption enters the first pressure through the second cross valve
Contracting machine, is circulated again；Water source enters First Heat Exchanger by circulating pump, takes away in First Heat Exchanger
Condensation heat is discharged through the second stop valve, and circulation is reciprocally carried out.
This utility model additionally provides the water resource heat pump control method of another kind of above-mentioned regulation and control port district thermal and humidity environment,
Comprise the following steps:
Open the second electromagnetic valve, the 3rd electromagnetic valve, close the first electromagnetic valve, the 4th electromagnetic valve, the 3rd heat exchange
Device does not works；The cold-producing medium of low-temp low-pressure enters the first compressor through the first cross valve, through the first compressor
Medium temperature and medium pressure cold-producing medium after compression becomes the cold-producing medium of High Temperature High Pressure through the second compressor recompression, passes through
Second cross valve, the second electromagnetic valve enter the second heat exchanger condensation heat release, by the second condensed system of heat exchanger
Cryogen is through second throttle adiabatic expansion, and the cold-producing medium after reducing pressure by regulating flow enters First Heat Exchanger evaporation and inhales
Heat, the cold-producing medium after heat absorption enters the first compressor through the first cross valve, is again circulated；Water source leads to
Crossing circulating pump and enter First Heat Exchanger, discharge through the second stop valve after release heat, circulation is reciprocally carried out.
This utility model additionally provides the water resource heat pump control method of another kind of above-mentioned regulation and control port district thermal and humidity environment,
Comprise the following steps:
Open the second electromagnetic valve, the 3rd electromagnetic valve, the 4th electromagnetic valve, close the first electromagnetic valve；Low-temp low-pressure
Cold-producing medium enter the first compressor through the second cross valve, the 4th electromagnetic valve, after the first compressor compresses
Medium temperature and medium pressure cold-producing medium divide two-way to circulate: lead up to the first cross valve through the 3rd electromagnetic valve enter first
Heat exchanger condensation heat release；Another road second compressor compresses, is entered through the second electromagnetic valve by the second cross valve
Enter the second heat exchanger condensation heat release, swollen through second throttle thermal insulation by the second condensed cold-producing medium of heat exchanger
Swollen, the cold-producing medium after reducing pressure by regulating flow mixes with the cold-producing medium of First Heat Exchanger condensation heat release, mixed refrigeration
Agent enters the 3rd heat exchanger evaporation endothermic through first throttle valve adiabatic expansion, the cold-producing medium after reducing pressure by regulating flow,
Cold-producing medium after heat absorption enters the first compressor through the second cross valve, the 4th electromagnetic valve, is again circulated；
Water source enters First Heat Exchanger by circulating pump, takes away the condensation heat in First Heat Exchanger through the second stop valve
Discharging, circulation is reciprocally carried out.
This utility model additionally provides the water resource heat pump control method of another kind of above-mentioned regulation and control port district thermal and humidity environment,
Comprise the following steps:
Open the second electromagnetic valve, the 4th electromagnetic valve, close the first electromagnetic valve, the 3rd electromagnetic valve；Low-temp low-pressure
Cold-producing medium enter the first compressor through the second cross valve, the 4th electromagnetic valve, after the first compressor compresses
Medium temperature and medium pressure cold-producing medium through the second compressor recompression, entered by the second cross valve, the second electromagnetic valve
Second heat exchanger condensation heat release, by the second condensed cold-producing medium of heat exchanger through second throttle adiabatic expansion
Once throttling, through first throttle valve second throttle, the cold-producing medium after second throttle blood pressure lowering enters the 3rd and changes
Hot device evaporation endothermic, the cold-producing medium after heat absorption enters the first compressor through the second cross valve, the 4th electromagnetic valve,
Again it is circulated.
This utility model additionally provides the water resource heat pump control method of another kind of above-mentioned regulation and control port district thermal and humidity environment,
Comprise the following steps:
Open the second electromagnetic valve, the 3rd electromagnetic valve, the 4th electromagnetic valve, close the first electromagnetic valve, adjust simultaneously
First cross valve turns to；The cold-producing medium of low-temp low-pressure through the 3rd electromagnetic valve, the first cross valve with through the two or four
Logical valve, the cold-producing medium mixing of the 4th electromagnetic valve, mixed cold-producing medium is through the first compressor compresses, compression
After medium temperature and medium pressure cold-producing medium through the second compressor recompression, enter through the second cross valve, the second electromagnetic valve
Enter the second heat exchanger condensation heat release, swollen through second throttle thermal insulation by the second condensed cold-producing medium of heat exchanger
Swollen throttling, the cold-producing medium after throttling divides two-way to circulate: a road cold-producing medium enters First Heat Exchanger evaporation and inhales
Heat, the cold-producing medium after heat absorption enters the first compressor through the first cross valve；Another road cold-producing medium is through first
Choke valve adiabatic expansion carries out second throttle, enters the 3rd heat exchanger evaporation endothermic, the cold-producing medium warp after heat absorption
Cross the second cross valve, the 4th electromagnetic valve enters the first compressor, is again circulated；Water source passes through circulating pump
Entering First Heat Exchanger, discharge through the second stop valve after release heat, circulation is reciprocally carried out.
This utility model additionally provides the water resource heat pump control method of another kind of above-mentioned regulation and control port district thermal and humidity environment,
Comprise the following steps:
Open the 3rd electromagnetic valve, close the first electromagnetic valve, the second electromagnetic valve, the 4th electromagnetic valve, the second heat exchange
Device does not works；The cold-producing medium of low-temp low-pressure enters the first compressor through the first cross valve, through the first compression
Medium temperature and medium pressure cold-producing medium after machine compression, through the second compressor recompression, enters the 3rd through the second cross valve and changes
The condensation heat release of hot device, is saved through first throttle valve adiabatic expansion by the 3rd condensed cold-producing medium of heat exchanger
Stream, the cold-producing medium after reducing pressure by regulating flow enters First Heat Exchanger evaporation endothermic, and the cold-producing medium after heat absorption is through first
Cross valve enters the first compressor, is again circulated；Water source enters First Heat Exchanger by circulating pump, releases
Discharging through the second stop valve after thermal discharge, circulation is reciprocally carried out.
This utility model additionally provides the water resource heat pump control method of another kind of above-mentioned regulation and control port district thermal and humidity environment,
Comprise the following steps:
Open the first electromagnetic valve, the 3rd electromagnetic valve, close the second electromagnetic valve, the 4th electromagnetic valve；Low-temp low-pressure
Cold-producing medium enter the first compressor through the first cross valve, the medium temperature and medium pressure after the first compressor compresses
Cold-producing medium divides two-way to circulate: a road enters the second heat exchanger condensation put through the first cross valve, the first electromagnetic valve
Heat, is throttled through second throttle adiabatic expansion by the second condensed cold-producing medium of heat exchanger；Another road
Through the second compressor recompression, enter the 3rd heat exchanger condensation heat release through the second cross valve, changed by the 3rd
The condensed cold-producing medium of hot device throttles through first throttle valve adiabatic expansion, throttles through first throttle valve
After cold-producing medium with through second throttle throttle after cold-producing medium mix, mixed cold-producing medium entrance first
Heat exchanger evaporation endothermic, the cold-producing medium after heat absorption enters the first compressor through the first cross valve, again carries out
Circulation；Water source enters First Heat Exchanger by circulating pump, discharges through the second stop valve, follow after release heat
Ring is reciprocally carried out.
Implement the water resource heat pump of regulation and control port of the present utility model district thermal and humidity environment, have the advantages that
The water resource heat pump of regulation and control port of the present utility model district thermal and humidity environment due to electromagnetic valve automatically control and
Cross valve turn to regulatory function, can require to realize air conditioner refrigerating according to season or port district, heat and live heat
The several functions such as water, decrease initial cost, save the energy.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 be this utility model a kind of regulate and control port district thermal and humidity environment the structural representation of water resource heat pump.
Fig. 2 be this utility model a kind of regulate and control port district thermal and humidity environment water resource heat pump refrigerant cycle signal
Figure.
In figure: 1, the first compressor, the 2, first cross valve, the 3, first electromagnetic valve, the 4, second electromagnetic valve,
5, the 3rd electromagnetic valve, the 6, the 4th electromagnetic valve, the 7, second cross valve, 8, First Heat Exchanger, 9, second
Heat exchanger, the 10, the 3rd heat exchanger, 11, first throttle valve, 12, second throttle, the 13, first cut-off
Valve, the 14, second stop valve, 15, circulating pump, the 16, second compressor.
Detailed description of the invention
In order to technical characteristic of the present utility model, purpose and effect are more clearly understood from, now compare attached
Figure describes detailed description of the invention of the present utility model in detail.
As it is shown in figure 1, of the present utility model a kind of regulate and control port district thermal and humidity environment water resource heat pump, including
One compressor 1, the first cross valve 2, the second cross valve 7, the first electromagnetic valve 3, the second electromagnetic valve 4, the
Three electromagnetic valves 5, the 4th electromagnetic valve 6, the second compressor 16, and First Heat Exchanger the 8, second heat exchanger 9,
3rd heat exchanger 10, it is characterised in that the first described compressor 1 connects the first cross valve 2 and second
Compressor 16, the first cross valve 2 connects the first electromagnetic valve the 3, the 3rd electromagnetic valve the 5, the 4th electromagnetic valve 6,
Second cross valve 7 connects second electromagnetic valve the 4, the 4th electromagnetic valve the 6, the 3rd heat exchanger the 10, second compressor
16；
First electromagnetic valve the 3, second electromagnetic valve 4 is set gradually between first cross valve 2 and the second cross valve 7,
It is provided with the 3rd electromagnetic valve 5 between first cross valve 2 and First Heat Exchanger 8；
Second throttle 12, the second heat exchanger 9 it is provided with between First Heat Exchanger 8 and the second heat exchanger 9
And it is disposed with second throttle 12, first throttle valve 11 between the 3rd heat exchanger 10；
Circulating pump 15 connects the first stop valve 13, and the first stop valve 13 connects First Heat Exchanger 8, and first changes
Hot device 8 connects the second stop valve 14.
According to different seasons and demand, the water resource heat pump of regulation and control port district thermal and humidity environment has following various control
Method:
During summer operation:
S1, separate refrigeration operating mode
Open the 3rd electromagnetic valve the 5, the 4th electromagnetic valve 6, close first electromagnetic valve the 3, second electromagnetic valve 4, the
Two heat exchangers 9 and the second compressor 16 do not work；The cold-producing medium of low-temp low-pressure enters through the second cross valve 7
First compressor 1, the high-temperature high-pressure refrigerant after the first compressor 1 compression is by the first cross valve 2
Enter First Heat Exchanger 8 and condense heat release, by the condensed cold-producing medium of First Heat Exchanger 8 through first throttle valve
11 adiabatic expansions, the cold-producing medium after reducing pressure by regulating flow enters the 3rd heat exchanger 10 evaporation endothermic, the system after heat absorption
Cryogen enters the first compressor 1 through the second cross valve 7, is again circulated.
Water source enters First Heat Exchanger 8 by circulating pump 15, takes away the condensation heat warp in First Heat Exchanger 8
Crossing the second stop valve 11 to discharge, circulation is reciprocally carried out.
S2, independent domestic hot water
Open the second electromagnetic valve the 4, the 3rd electromagnetic valve 5, close the first electromagnetic valve the 3, the 4th electromagnetic valve 6, the
Three heat exchangers 10 do not work；The cold-producing medium of low-temp low-pressure enters the first compressor 1 through the first cross valve 2,
Medium temperature and medium pressure cold-producing medium after the first compressor 1 compression becomes high through the second compressor 16 recompression
The cold-producing medium of temperature high pressure, enters the second heat exchanger 9 condensation by the second cross valve 7 through the second electromagnetic valve 4 and puts
Heat, by the second condensed cold-producing medium of heat exchanger 9 through second throttle 12 adiabatic expansion, reducing pressure by regulating flow
After cold-producing medium enter First Heat Exchanger 8 evaporation endothermic, the cold-producing medium after heat absorption is through the first cross valve 2
Enter the first compressor 1, be again circulated.
Water source enters First Heat Exchanger 8 by circulating pump 15, through the second stop valve 14 row after release heat
Going out, circulation is reciprocally carried out.
The double part recuperation of heat of S3, refrigeration
Open the second electromagnetic valve the 4, the 3rd electromagnetic valve the 5, the 4th electromagnetic valve 6, close the first electromagnetic valve 3；Low
The cold-producing medium of temperature low pressure enters the first compressor through the second cross valve the 7, the 4th electromagnetic valve 6, through the first pressure
Medium temperature and medium pressure cold-producing medium after contracting machine 1 compression divides two-way to circulate: lead up to the first cross valve 2 through the 3rd
Electromagnetic valve 5 enters First Heat Exchanger 8 and condenses heat release；Another road second compressor 16 compresses, by
Two cross valves 7 enter the second heat exchanger 9 through the second electromagnetic valve 4 and condense heat release, the second heat exchanger 9 condense
After cold-producing medium through second throttle 12 adiabatic expansion, the cold-producing medium after reducing pressure by regulating flow and First Heat Exchanger
The cold-producing medium mixing of 8 condensation heat releases, mixed cold-producing medium is through first throttle valve 11 adiabatic expansion, joint
Cold-producing medium after stream blood pressure lowering enters the 3rd heat exchanger 10 evaporation endothermic, and the cold-producing medium after heat absorption is through the two or four
Logical valve the 7, the 4th electromagnetic valve 6 enters the first compressor 1, is again circulated.
Water source enters First Heat Exchanger 8 by circulating pump 15, takes away the condensation heat warp in First Heat Exchanger 8
Crossing the second stop valve 14 to discharge, circulation is reciprocally carried out.
The double total heat recovery of S4, refrigeration
According to using hot water amount's size, refrigeration total heat recovery of holding concurrently can be divided into general operating mode and extreme operating condition:
A, general operating mode, less with hot water amount, First Heat Exchanger 8 does not works.
Open the second electromagnetic valve the 4, the 4th electromagnetic valve 6, close the first electromagnetic valve the 3, the 3rd electromagnetic valve 5；Low
The cold-producing medium of temperature low pressure enters the first compressor 1, through first through the second cross valve the 7, the 4th electromagnetic valve 6
Medium temperature and medium pressure cold-producing medium after compressor 1 compression is through the second compressor 16 recompression, by the second four-way
Valve the 7, second electromagnetic valve 4 enters the second heat exchanger 9 and condenses heat release, by the second condensed system of heat exchanger 9
Cryogen once throttles through second throttle 12 adiabatic expansion, through first throttle valve 11 second throttle,
Cold-producing medium after second throttle blood pressure lowering enters the 3rd heat exchanger 10 evaporation endothermic, and the cold-producing medium after heat absorption passes through
Second cross valve the 7, the 4th electromagnetic valve 6 enters the first compressor 1, is again circulated.
B, extreme operating condition, relatively big with hot water amount, First Heat Exchanger 8 evaporation endothermic.
Open the second electromagnetic valve the 4, the 3rd electromagnetic valve the 5, the 4th electromagnetic valve 6, close the first electromagnetic valve 3, with
Time adjust the first cross valve 2 and turn to；The cold-producing medium of low-temp low-pressure is through the 3rd electromagnetic valve the 5, first cross valve 2
Mixing with the cold-producing medium through the second cross valve the 7, the 4th electromagnetic valve 6, mixed cold-producing medium is through first
Compressor 1 compresses, and the medium temperature and medium pressure cold-producing medium after compression is through the second compressor 16 recompression, Jing Guo
Two cross valve the 7, second electromagnetic valves 4 enter the second heat exchanger 9 and condense heat release, the second heat exchanger 9 condense
After cold-producing medium throttle through second throttle 12 adiabatic expansion, the cold-producing medium after throttling divides two-way to follow
Ring: a road cold-producing medium enters First Heat Exchanger 8 evaporation endothermic, and the cold-producing medium after heat absorption is through the first cross valve
2 enter the first compressor 1；Another road cold-producing medium carries out second throttle through first throttle valve 11 adiabatic expansion,
Entering the 3rd heat exchanger 10 evaporation endothermic, the cold-producing medium after heat absorption is through the second cross valve the 7, the 4th electromagnetism
Valve 6 enters the first compressor 1, is again circulated.
Water source enters First Heat Exchanger 8 by circulating pump 15, through the second stop valve 14 row after release heat
Going out, circulation is reciprocally carried out.
During winter operation:
S1, individually heat
Open the 3rd electromagnetic valve 5, close first electromagnetic valve the 3, second electromagnetic valve the 4, the 4th electromagnetic valve 6, the
Two heat exchangers 9 do not work；The cold-producing medium of low-temp low-pressure enters the first compressor 1 through the first cross valve 2,
Medium temperature and medium pressure cold-producing medium after the first compressor 1 compression is through the second compressor recompression, through the two or four
Logical valve 7 enters the 3rd heat exchanger 10 and condenses heat release, by the 3rd condensed cold-producing medium of heat exchanger 10 through the
One choke valve 11 adiabatic expansion throttles, and the cold-producing medium after reducing pressure by regulating flow enters First Heat Exchanger 8 and evaporates
Heat absorption, the cold-producing medium after heat absorption enters the first compressor 1 through the first cross valve 2, is again circulated.
Water source enters First Heat Exchanger 8 by circulating pump 15, through the second stop valve 14 row after release heat
Going out, circulation is reciprocally carried out.
S2, independent domestic hot water
With summer operation independent domestic hot water operating mode.
S3, the double domestic hot-water of heating
Open the first electromagnetic valve the 3, the 3rd electromagnetic valve 5, close the second electromagnetic valve the 4, the 4th electromagnetic valve 6；Low
The cold-producing medium of temperature low pressure enters the first compressor 1 through the first cross valve 2, compresses through the first compressor 1
After medium temperature and medium pressure cold-producing medium divide two-way to circulate: a road enters through first cross valve the 2, first electromagnetic valve 3
Second heat exchanger 9 condenses heat release, by the second condensed cold-producing medium of heat exchanger 9 through second throttle 12
Adiabatic expansion throttles；Another road the second compressor recompression, enters through the second cross valve 7
Three heat exchangers 10 condense heat release, by the 3rd condensed cold-producing medium of heat exchanger 10 through first throttle valve 11
Adiabatic expansion throttles, through first throttle valve 11 throttle after cold-producing medium with through second throttle 12
Cold-producing medium mixing after throttling, mixed cold-producing medium enters First Heat Exchanger 8 evaporation endothermic, after heat absorption
Cold-producing medium enters the first compressor 1 through the first cross valve 2, is again circulated.
Water source enters First Heat Exchanger 8 by circulating pump 15, through the second stop valve 14 row after release heat
Going out, circulation is reciprocally carried out.
Embodiment
Certain harbour port district's alongside two 100,000DWT bulk freighter, back-up land needs productive life hot water amount
80t/d, summer Office Area public building refrigeration duty 240kW, winter thermic load 150kW；System uses this
The water resource heat pump of utility model regulation and control port district thermal and humidity environment, system running state is extreme for the double total heat recovery of refrigeration
Operating mode.Cold-producing medium uses R22, evaporating temperature 2 DEG C, condensation temperature 60 DEG C, domestic hot-water's inflow temperature
20 DEG C, leaving water temperature 55 DEG C.
Traditional design uses air-conditioner+air-source water heater, and the air-conditioner of refrigerating capacity 240kW is a set of；Heat
The water yield is the air-source water heater 3 (2 is standby with 1) of 2t/h, rated power: 17.9kW/ platform, and every day transports
Row 20h.
Fig. 2 is this utility model refrigerant cycle pressure-enthalpy chart, and graph 1-2 represents that cold-producing medium is in the first compression
Compression process in machine the 1, second compressor 16, graph 2-3 represents that cold-producing medium working medium is at the second heat exchanger
Condensing heat release in 9 and produce domestic hot-water's process, graph 3-4 represents that cold-producing medium is through second throttle 12
Throttling process, graph 4-1 represents cold-producing medium steaming in First Heat Exchanger 8 and the 3rd heat exchanger 10
The process of sending out.
This utility model and the efficiency relative analysis of conventional air conditioner+air-source water heater
The parameter value of table one refrigerant condition point
One, efficiency of the present utility model calculates
Unit unit refrigerating capacity q=h1-h4=405.8-277.6=128.2kJ/kg
Refrigerant mass fluxes by the 3rd heat exchanger 10
Second heat exchanger 9 reclaims heat
W2=Q ρ C Δ t=10 × 4.2 × 103× 35 ÷ 3600=408.3kW
Refrigerant mass fluxes by the second heat exchanger 9
Through the heat that First Heat Exchanger 8 absorbs
W3=(M2-M1)·(h1-h4)=(2.37-1.87) × 128.2=64.1kW
Circulating pump 15 power consumption
Pump flow L=5.5m3/ h, lift H=10mH2O, efficiency eta=0.9
First compressor 1 and the second compressor 16 consume general power
P=M2·(h2-h1)=2.37 × (450-405.8)=104.8kW
Comprehensive energy efficiency ratio of the present utility model is
This utility model summer condition power consumption
M=(104.8+0.17) × 8 × 120=1.0 × 105kWh
Two, the efficiency of conventional air conditioner+air-source water heater calculates
Air-conditioner electric power
P=M1·(h2-h1)=1.87 × (450-405.8)=82.7kW
Conventional rack summer condition power consumption
M=17.9 × 2 × 20 × 120+82.7 × 8 × 120=1.7 × 105kWh
Being contrasted with conventional air conditioner+air-source water heater by this utility model, summer condition can save electricity
0.7×105kWh。
Above in conjunction with accompanying drawing, embodiment of the present utility model is described, but this utility model not office
Being limited to above-mentioned detailed description of the invention, above-mentioned detailed description of the invention is only schematically rather than to limit
Property, those of ordinary skill in the art is under enlightenment of the present utility model, without departing from this utility model ancestor
In the case of purport and scope of the claimed protection, it may also be made that a lot of form, it is new that these belong to this practicality
Within the protection of type.
Claims (1)
1. the water resource heat pump regulating and controlling port district thermal and humidity environment, it is characterised in that include the first compressor,
Second compressor, the first cross valve, the second cross valve, the first electromagnetic valve, the second electromagnetic valve, the 3rd electricity
Magnet valve, the 4th electromagnetic valve and First Heat Exchanger, the second heat exchanger, the 3rd heat exchanger, the first described pressure
Contracting machine connects the first cross valve and the second compressor, and the first cross valve connects the first electromagnetic valve, the 3rd electromagnetism
Valve, the 4th electromagnetic valve, the second cross valve connect the second electromagnetic valve, the 4th electromagnetic valve, the 3rd heat exchanger and
Second compressor；
The first electromagnetic valve, the second electromagnetic valve is set gradually between first cross valve and the second cross valve, first
The 3rd electromagnetic valve it is provided with between cross valve and First Heat Exchanger；
Being provided with second throttle between First Heat Exchanger and the second heat exchanger, the second heat exchanger and the 3rd changes
Second throttle, first throttle valve it is disposed with between hot device；
Circulating pump connects the first stop valve, and the first stop valve connects First Heat Exchanger, and First Heat Exchanger connects
Second stop valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620290730.4U CN205641684U (en) | 2016-04-08 | 2016-04-08 | Water resource heat pump of wet environment of regulation and control harbor district heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620290730.4U CN205641684U (en) | 2016-04-08 | 2016-04-08 | Water resource heat pump of wet environment of regulation and control harbor district heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205641684U true CN205641684U (en) | 2016-10-12 |
Family
ID=57067830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620290730.4U Active CN205641684U (en) | 2016-04-08 | 2016-04-08 | Water resource heat pump of wet environment of regulation and control harbor district heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205641684U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698439A (en) * | 2016-04-08 | 2016-06-22 | 中交第二航务工程勘察设计院有限公司 | Water source heat pump regulating heat and humid environment of harbor district and control method of water source heat pump |
-
2016
- 2016-04-08 CN CN201620290730.4U patent/CN205641684U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698439A (en) * | 2016-04-08 | 2016-06-22 | 中交第二航务工程勘察设计院有限公司 | Water source heat pump regulating heat and humid environment of harbor district and control method of water source heat pump |
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