CN206683049U - A kind of steam energy heat pump type air conditioning system of ultralow temperature heating - Google Patents
A kind of steam energy heat pump type air conditioning system of ultralow temperature heating Download PDFInfo
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- CN206683049U CN206683049U CN201720173646.9U CN201720173646U CN206683049U CN 206683049 U CN206683049 U CN 206683049U CN 201720173646 U CN201720173646 U CN 201720173646U CN 206683049 U CN206683049 U CN 206683049U
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Abstract
A kind of steam energy heat pump type air conditioning system of ultralow temperature heating of the utility model is related to energy-conservation and technical field of energy utilization, is made up of steam energy collector, low-temperature cold water main frame, heat exchanger, water-water heat pump main frame, custom system.Purpose is supplied to water-water heat pump main frame after the heat in using steam energy collector absorption air, low-temperature cold water main frame collection tow taste heat carry out primary lifting as thermal source, heat progress second lift is supplied to custom system by water-water heat pump main frame as thermal source, can be in ultra-low temperature surroundings（Subzero 20 DEG C）Lower stable heating, improve system energy efficiency, reduce system energy consumption, the defects of avoiding existing Air Conditioning System, more save, the region that air-conditioning system uses greatly expands with the time.The utility model is simple in construction, easy to operate, is easy to construction and installation and later maintenance, saves initial cost and operating cost.
Description
Technical field
A kind of steam energy heat pump type air conditioning system for ultralow temperature heating that the utility model type is related to is related to China's air-conditioning skill
Art is applied with saving two big fields.
Background technology
In the current winter heating system in China, mainly there are fossil energy incendiary type, all kinds of heat pump type air conditioning system classes
Type, city thermal pipe network heating type etc..Wherein, fossil energy incendiary type is primarily referred to as all kinds of fire coals, combustion gas, oil burning boiler
The combusts fossil energy, user is supplied to so as to produce heat；Heat pump type air conditioning system type refers to water resource heat pump, earth source heat pump, dirt
Water resource heat pump, air source heat pump etc. are lifted using all kinds of tow taste heats of heat pump absorption and then provide heat to user；City
Heat distribution pipe network heating in city refers to there is the thermals source such as large-scale Thermal Plant and thermal substation, thermal power station, by the use of its waste heat or used heat as
Supply the thermal source of user.
In this few class heat-supplying mode, environment was not only polluted using the method for the combusts fossil energy but also has reduced non-renewable energy
Source, it is most worthless mode；Require nearby there is large-scale thermal substation or steam power plant by the way of city thermal pipe network heating,
So as to be limited use condition；Using the heating of all kinds of heat pump modes be at present most energy-conservation and it is most environmentally friendly by the way of.And
All kinds of heat pumps have its limitation, as water source heat pump air conditioning system needs to need to close to water source, geothermal heat pump air-conditioning system
Lower well-digging, the easy frosting of air source heat pump etc., heat pump has certain limitation on using region and usage time.
The steam energy heat pump type air conditioning system of In Middle And Lower Reaches of Changjiang River is now widely used for regional heating cold in winter and hot in summer
And refrigeration has obvious system advantage, its system is mainly using the steam energy collector similar to former cooling tower device in summer
The tow taste heat in high efficiency and heat radiation, winter absorption air is carried out into air, so as to provide Cooling and Heat Source for water resource heat pump main frame,
Its system footprint area is small, adaptability is good, use range is extensive, but due to heat exchange medium temperature in steam energy collector in the winter time
It is relatively low（Less than -7 DEG C situations are more）, the medium temperature of corresponding entrance and outflow water source heat pump main frame is lower, and heat pump main frame
Leaving water temperature, which still requires that, is maintained at more than 45 DEG C, and so as to cause, water resource heat pump host-initiated is difficult, Energy Efficiency Ratio reduces, host work
Situations such as abnormal, occurs.
To avoid such situation from occurring, while enable steam energy heat pump type air conditioning system in cold district, winter condition, low
Effec-tive Function in the case of warm high humidity, the normal operation especially in the case of ultralow temperature, spy propose a kind of steam of ultralow temperature heating
Can heat pump type air conditioning system.
The content of the invention
A kind of purpose of the steam energy heat pump type air conditioning system of ultralow temperature heating of the utility model is to collect using steam
Device, low-temperature cold water main frame provide heat as one-level thermal source for water-water heat pump main frame, and water-water heat pump main frame is as secondary source of heat
Custom system provides heat, is heated, carried so as to which the low-grade heat source lifted by step in air provides the user heat
High system energy efficiency, ensure normal operation at low temperatures, the defects of avoiding existing all kinds of air-conditioning systems, more save.
The technical solution of the utility model is：The system is by steam energy collector 1, low-temperature cold water main frame 2, heat exchanger 3, water
Water heat pump main frame 4, custom system 5 form.
Steam energy collector 1 is made up of tower body 1-1, blower fan 1-2, spray assemblies 1-3, water-collecting tray 1-4, and tower body 1-1 is provided with
Air intake 1-5, air outlet slit 1-6；
The spray assemblies 1-3 of steam energy collector 1 is connected by pipeline with the evaporator outlet of low-temperature cold water main frame 2；Collection
Water pond 1-4 is connected by pipeline with the evaporator inlet of low-temperature cold water main frame 2；In the steaming of water-collecting tray 1-4 and low-temperature cold water main frame 2
Circulating pump B1 is housed on pipeline between hair device entrance；
The condensator outlet of low-temperature cold water main frame 2 is connected by pipeline with the high temperature side entrance of heat exchanger 3, in low-temperature cold water
Circulating pump B2 is housed on the pipeline between the condensator outlet of main frame 2 and the high temperature side entrance of heat exchanger 3；Low-temperature cold water main frame 2
Condenser inlet be connected by pipeline with the high temperature side outlet of heat exchanger 3；
The low temperature side outlet of heat exchanger 3 is connected by pipeline with the evaporator inlet of water-water heat pump main frame 4, in heat exchanger
Circulating pump B3 is housed on the pipeline between 3 low temperature side outlet and the evaporator inlet of water-water heat pump main frame 4；Heat exchanger 3 it is low
Warm side entrance is connected by pipeline with the evaporator outlet of water-water heat pump main frame 4；
The condensator outlet of water-water heat pump main frame 4 is connected by pipeline with the entrance of custom system 5, in water-water heat pump master
Circulating pump B4 is housed on the pipeline between the condensator outlet of machine 4 and the entrance of custom system 5；The condensation of water-water heat pump main frame 4
Device entrance is connected by pipeline with the outlet of custom system 5.
Used low-temperature cold water main frame can be screw cold water main unit, or vortex cold water main unit, piston
Formula cold water main unit.
Used water-water heat pump main frame can be centrifugal water source heat pump, screw type water source heat pump, electromagnetic levitation type water water
Heat pump main frame.
Used heat exchanger can be plate type heat exchanger, can also use pipe-clip type heat exchanger, double pipe heat exchanger etc.
All kinds of water water dividing wall type heat exchangers.
The used antifreeze circulatory mediator of low temperature requires that icing phenomenon does not occur within -50 DEG C for its solution.
A kind of steam energy heat pump type air conditioning system of ultralow temperature heating of the utility model, compared with prior art, its feature
Mainly have：
1. using steam energy collector using air middle-low grade heat extraction out as the thermal source of low-temperature cold water main frame；
2. using thermal source of the low-temperature cold water main frame lifting tow taste heat as heat exchanger；
3. using heat exchanger as the heat-exchanger rig between low-temperature cold water main frame and water-water heat pump main frame；
4. thermal source of the heat exchanged for using heat exchanger as water-water heat pump main frame；
5. the lifting heat taste of water-water heat pump main frame, heats as thermal source to custom system.
The system has the following advantages that：
The thermal source as air-conditioning system 1. low-temperature cold water main frame, water-water heat pump main frame tandem work, more acclimatization
Condition, it is adaptable strong, heat capacity adjustable range is big, complete machine Energy Efficiency Ratio is high the characteristics of；
2. the utility model operating cost is low, initial cost is low；
3. winter low temperature operating mode is can adapt to, the stable operation under worst cold case, there is provided higher system effectiveness.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings
Fig. 1 is the utility model schematic diagram：
In figure, steam energy collector 1, low-temperature cold water main frame 2, heat exchanger 3, water-water heat pump main frame 4, custom system 5.
Single lined arrows represent the flow direction of flow media in pipeline in figure.
Fig. 2 is steam energy collector structure schematic diagram：
In figure, steam energy collector 1, tower body 1-1, blower fan 1-2, spray assemblies 1-3, water-collecting tray 1-4, air intake 1-5,
Air outlet slit 1-6.
Single lined arrows represent the flow direction of flow media in pipeline in figure, and double-lined arrow represents air-flow direction.
Embodiment
As shown in figure 1, a kind of steam energy heat pump type air conditioning system of ultralow temperature heating of the utility model is by steam energy collector
1st, low-temperature cold water main frame 2, heat exchanger 3, water-water heat pump main frame 4, custom system 5 form.
As shown in Fig. 2 steam energy collector 1 is made up of tower body 1-1, blower fan 1-2, spray assemblies 1-3, water-collecting tray 1-4, tower
Body 1-1 is provided with air intake 1-5, air outlet slit 1-6；
The described spray assemblies 1-3 of described steam energy collector 1 passes through pipeline and described low-temperature cold water main frame 2
Evaporator outlet is connected；Described water-collecting tray 1-4 is connected by pipeline with the evaporator inlet of described low-temperature cold water main frame 2；
Circulating pump B1 is housed on the pipeline between the evaporator inlet of described water-collecting tray 1-4 and described low-temperature cold water main frame 2；
The high temperature side entrance phase that the condensator outlet of described low-temperature cold water main frame 2 passes through pipeline and described heat exchanger 3
Even, filled on the pipeline between the condensator outlet of described low-temperature cold water main frame 2 and the high temperature side entrance of described heat exchanger 3
There is circulating pump B2；The condenser inlet of described low-temperature cold water main frame 2 passes through pipeline and the high temperature side outlet of described heat exchanger 3
It is connected；
The evaporator inlet phase that the low temperature side outlet of described heat exchanger 3 passes through pipeline and described water-water heat pump main frame 4
Connect, on the pipeline between the low temperature side outlet of described heat exchanger 3 and the evaporator inlet of described water-water heat pump main frame 4
Equipped with circulating pump B3；The low temperature side entrance of described heat exchanger 3 is gone out by the evaporator of pipeline and described water-water heat pump main frame 4
Mouth is connected；
The condensator outlet of described water-water heat pump main frame 4 is connected by pipeline with the entrance of described custom system 5,
Equipped with circulation on pipeline between the condensator outlet of described water-water heat pump main frame 4 and the entrance of described custom system 5
Pump B4；The condenser inlet of described water-water heat pump main frame 4 is connected by pipeline with the outlet of described custom system 5.
A kind of steam energy heat pump type air conditioning system workflow of ultralow temperature heating of the utility model is as follows：
Low temperature winter condition：
1st, blower fan 1-2 is started working, and outdoor air is drawn into tower body 1-1 by air intake 1-5, flow through after tower body by
Air outlet slit 1-6 is discharged；
2nd, spray assemblies 1-3 sprays the antifreeze circulatory mediator of low temperature, is contacted with each other in tower body 1-1 with the air flowed through, low
Heat in the antifreeze circulatory mediator absorption air of temperature, temperature rise, the antifreeze circulatory mediator of low temperature after heat exchange fall into drip tray 1-4
In；
3rd, in the presence of circulating pump B1, the antifreeze circulatory mediator of low temperature in water-collecting tray 1-4 by being flowed into low-temperature cold water main frame
Evaporator in, the heat of the antifreeze circulatory mediator of low temperature is by refrigerant suction, the temperature of the antifreeze circulatory mediator of low temperature in evaporator
Degree reduces, and flows through and is sprayed again in the spray assemblies 1-3 that steam energy collector 1 is entered after evaporator, formation circulates；
4th, the refrigerant of low-temperature cold water main frame absorbs heat evaporation in evaporator, and the exothermic condensation in condenser, evaporator enters
Leaving water temperature passes in and out coolant-temperature gage at 20 DEG C or so in -50 DEG C and the above, condenser；
5th, circulating pump B2 driving cycles water recycle stream between the condenser of low-temperature cold water main frame and the high temperature side of heat exchanger
Dynamic, recirculated water absorbs heat in condenser, the heat release in heat exchanger；
6th, circulating pump B3 driving cycles water is followed in heat exchanger low temperature side and the evaporator internal circulation flow of water-water heat pump main frame
Ring water in evaporator heat release, absorbed heat in heat exchanger；
7th, the refrigerant of water-water heat pump main frame absorbs heat evaporation in evaporator, and the exothermic condensation in condenser, evaporator enters
Leaving water temperature passes in and out coolant-temperature gage at 45 DEG C or so in 12 DEG C and the above, condenser；
8th, circulating pump B4 driving cycles water is in the condenser and custom system internal circulation flow of water-water heat pump main frame, recirculated water
Absorbed heat in custom system heat release, in condenser.
Because outside air temperature is relatively low, cause the temperature of low-temperature circulating medium relatively low, led hence into outflow heating
The low-temperature circulating medium temperature of machine is well below 0 DEG C, if the water outlet of heating main condenser side stills remain in more than 45 DEG C,
The great reduction of low-temperature cold water engine efficiency can then be caused.Using cold water main unit and water-water heat pump main frame two-stage in the utility model
Lifting the mode of heat taste, the working range of low-temperature cold water main frame and water-water heat pump main frame is all in optimum scope, therefore two
The operating efficiency of person is highest, and system whole efficiency is also highest.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any those skilled in the art, can be without creative labor in the technical scope disclosed by the utility model
The dynamic change or replacement expected, should all cover within the scope of protection of the utility model.Therefore, protection model of the present utility model
Enclosing be determined by the scope of protection defined in the claims.
Claims (5)
- A kind of 1. steam energy heat pump type air conditioning system of ultralow temperature heating, it is characterised in that：By steam energy collector (1), low-temperature cold water main frame (2), heat exchanger (3), water-water heat pump main frame (4), custom system (5) group Into；Described steam energy collector (1) is made up of tower body (1-1), blower fan (1-2), spray assemblies (1-3), water-collecting tray (1-4), Tower body (1-1) is provided with air intake (1-5), air outlet slit (1-6)；The described spray assemblies (1-3) of described steam energy collector (1) pass through pipeline and described low-temperature cold water main frame (2) Evaporator outlet be connected；Described water-collecting tray (1-4) passes through pipeline and the evaporator inlet of described low-temperature cold water main frame (2) It is connected；The high temperature side entrance phase that the condensator outlet of described low-temperature cold water main frame (2) passes through pipeline and described heat exchanger (3) Even；The high temperature side outlet phase that the condenser inlet of described low-temperature cold water main frame (2) passes through pipeline and described heat exchanger (3) Even；The evaporator inlet phase that the low temperature side outlet of described heat exchanger (3) passes through pipeline and described water-water heat pump main frame (4) Connection；The evaporator outlet phase that the low temperature side entrance of described heat exchanger (3) passes through pipeline and described water-water heat pump main frame (4) Connection；The condensator outlet of described water-water heat pump main frame (4) is connected by pipeline with the entrance of described custom system (5) Connect；The condenser inlet of described water-water heat pump main frame (4) is connected by pipeline with the outlet of described custom system (5).
- A kind of 2. steam energy heat pump type air conditioning system of ultralow temperature heating as claimed in claim 1, it is characterised in that：Described Circulating pump B1 is housed on pipeline between the evaporator inlet of water-collecting tray (1-4) and described low-temperature cold water main frame (2), described The condensator outlet of low-temperature cold water main frame (2) and the high temperature side entrance of described heat exchanger (3) between pipeline on equipped with following Ring pump B2, between the low temperature side outlet of described heat exchanger (3) and the evaporator inlet of described water-water heat pump main frame (4) Circulating pump B3 is housed, in the described condensator outlet of water-water heat pump main frame (4) and entering for described custom system (5) on pipeline Circulating pump B4 is housed on pipeline between mouthful.
- A kind of 3. steam energy heat pump type air conditioning system of ultralow temperature heating as claimed in claim 1, it is characterised in that：It is used Low-temperature cold water main frame is screw cold water main unit or vortex cold water main unit or piston type cold water main unit；Used water-water heat pump Main frame is centrifugal water resource heat pump or screw type water source heat pump or electromagnetic levitation type water-water heat pump main frame.
- A kind of 4. steam energy heat pump type air conditioning system of ultralow temperature heating as claimed in claim 1, it is characterised in that：It is used Heat exchanger can be plate type heat exchanger or pipe-clip type heat exchanger or all kinds of water water dividing wall type heat exchangers of double pipe heat exchanger.
- A kind of 5. steam energy heat pump type air conditioning system of ultralow temperature heating as claimed in claim 1, it is characterised in that：It is used Icing phenomenon does not occur within -50 DEG C for the antifreeze circulatory mediator solution of low temperature.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720173646.9U CN206683049U (en) | 2017-02-26 | 2017-02-26 | A kind of steam energy heat pump type air conditioning system of ultralow temperature heating |
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| CN201720173646.9U CN206683049U (en) | 2017-02-26 | 2017-02-26 | A kind of steam energy heat pump type air conditioning system of ultralow temperature heating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678947A (en) * | 2017-02-26 | 2017-05-17 | 黄国和 | Water-vapor energy heat pump air conditioning system capable of achieving ultralow temperature heating |
| CN111928389A (en) * | 2020-09-04 | 2020-11-13 | 南京工程学院 | Efficient cold and heat supply system based on combined operation of heat source tower and ice cold accumulation |
-
2017
- 2017-02-26 CN CN201720173646.9U patent/CN206683049U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678947A (en) * | 2017-02-26 | 2017-05-17 | 黄国和 | Water-vapor energy heat pump air conditioning system capable of achieving ultralow temperature heating |
| CN111928389A (en) * | 2020-09-04 | 2020-11-13 | 南京工程学院 | Efficient cold and heat supply system based on combined operation of heat source tower and ice cold accumulation |
| CN111928389B (en) * | 2020-09-04 | 2021-10-01 | 南京工程学院 | Efficient cold and heat supply system based on combined operation of heat source tower and ice cold accumulation |
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