CN208296025U - Using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water - Google Patents
Using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water Download PDFInfo
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- CN208296025U CN208296025U CN201820774530.5U CN201820774530U CN208296025U CN 208296025 U CN208296025 U CN 208296025U CN 201820774530 U CN201820774530 U CN 201820774530U CN 208296025 U CN208296025 U CN 208296025U
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Abstract
The utility model is mainly a kind of novel hot water centralizedly supply system, specifically, being a kind of using water-loop heat pump recirculated water as the water resource heat pump central hot water supply service system of source water.It is made of water-loop heat pump system (source water system), heat pump main frame system and end equipment three parts.Building shopping centre and house are connected composition closure water circulation loop first by the utility model.Cooling supply is required in summer shopping centre and house, when unit freezes, then using water as exhaust heat source, when the caloric receptivity of water loop heat pump air conditioning system heating operation is less than the thermal discharge of refrigerating operaton, coolant-temperature gage in circulation loop increases, heat is released using cooling tower when to a certain extent, water resource heat pump is connected with this water loops simultaneously, using the recirculated water of water-loop heat pump as the source water of water resource heat pump, simultaneous air-conditioning can be achieved, achieve the purpose that standby centralized system and hot-water supply and reduce the effect of summer cooling tower heat exhaust.
Description
Technical field
The utility model is a kind of novel central hot water supply system, has been directed to the fields such as material, thermal technology, more particularly to
The technology of field of air conditioning.
Background technique
With the fast development of Chinese economy, requirement of the people to quality of the life and comfort is also higher and higher, life heat
Water has become the essential life requirement of every household.At the beginning of liberation, China's economic condition is limited, and people's living standard is also
It is very not rich, shower set is not provided in ordinarily resident's house at all, people mainly utilize coal bavin manufacture hot water, and it is for household use,
Daily amount of hot water is few, and preparation domestic hot-water is highly difficult.Into after eighties of last century the eighties, opened along with the reform in China
It puts, living standards of the people have biggish improvement, and the requirement to quality of life is also higher and higher, wherein one of performance is exactly to life
The demand of hot water living, and the perfect electric power and gas supply in cities and towns is that people preparation domestic hot-water provides guarantee.Into 90
Mid-nineties 90, electric heater, gas heater and solar water heater pour in ordinary people family, and people is made to use hot water
It is more convenient.At present central hot water supply system oneself through civilian building hotel, hotel, hospital and students' dormitory etc. are more and more
Middle use is built, but ordinary residence still uses local hot water supply mode.It universal hot water is supplied and improves heat to meet people
An urgent demand of water provisioning technique, country is in central heating technological progress development plan in 2000 it is proposed that " to develop complete
Year sexual life hot water supply, increases heating plant annual utilization hours.The popularity rate of big city domestic hot-water supply, which will reach, accounts for confession
20% or so of warm area ".It can be seen that developing the importance of domestic hot-water supply technology.
The development of global economy is so that the mankind are higher and higher to the degree of dependence of the energy, and energy consumption increases year by year, energy
Although the rapid growth of source consumption is the important symbol of human progress, but a large amount of exploitation reduces energy reserve sharply, improper
Use again do great damage to the living environment of the mankind, therefore energy conservation and environmental protection become global concern the problem of.Though China
So there are energy resources abundant, but occupancy volume per person is very low compared with world average level, and with fossil in energy resource structure
Based on fuel, therefore China is faced with huge energy conservation and environmental protection pressure, this two large problems becomes China's Sustainable Development in Future
Basis and key.Central hot water supply energy in China's is mainly fire coal, fuel oil, combustion gas, electric energy etc., town dweller's household at present
Hot water mainly uses electric heater, gas heater and solar water heater preparation.China's building energy consumption accounts for social total according to statistics
The 30% of energy consumption, wherein Civil Buildings in Cities of China domestic hot-water energy consumption is about the 20%~30% of its building total energy consumption, and city is all kinds of
The energy consumption of commercial building domestic hot-water is about the 10%~40% of its building total energy consumption, and energy consumption of hot water expense has become commercial building master
Want one of operating cost.Commercial building energy consumption survey data shows energy consumption of hot water ratio in various commercial building energy consumption within 2008
Are as follows: office building is about 2.7%；Market 10.7%；Restaurant 31%；Hospital 41.8%.To meet national town dweller's domestic hot-water supply,
The energy for being equivalent to 1,750 hundred million to 2,450 hundred million degree of electricity is about consumed within 1 year, so high energy consumption has been existing for the supply of China's hot water
Serious problems, moreover high energy consumption causes serious atmosphere dirty, has been largely affected by the health of people.
Whether all there is such or such ask for local domestic hot-water supply or central hot water supply system at present
Topic, wherein several points more outstanding are as follows:
1 uses the higher fuel of price, or uses the high-order energy as heat source
Using the higher fuel oil of price or combustion gas as fuel, operating cost is high for oil burner, gas furnace, is in addition gone back using upper
It is limited by local fuel oil, combustion gas reserves or supply.Electric energy is a kind of high-order energy, it is used to heat, electric energy is turned
The thermal energy for changing low level into does not meet using energy source principle, and really to a kind of waste of the energy, in addition China's power supply is tight
, therefore electric heating equipment use will receive a degree of influence.Solar energy is a kind of reproducible clean energy resource, is current
Comparatively ideal heating energy source, but the influence of the radiation intensity climate of solar energy, therefore solar water heater usually requires to be equipped with
The high-order energy is as source of auxiliary heat.
The use of 2 some heat sources can cause environmental pollution and there are security risks
Gas heater and dispersion miniature boiler (including fire coal, fuel oil, gas furnace), the flue gas generated that burns is to inhabitation
Environment will cause pollution, and will appear accident using with mismanagement, and safety is poor.
The determination of 3 domestic hot-water's loads is relatively difficult
Due to lacking the measurement statistical data of various types of representational long-term accumulations, and mentioning with living standard
Height, people constantly increase the demand of hot water.Along with the crowd for taking in different is also different to the demand of hot water, therefore very
Hardly possible determines suitable domestic hot-water's load.
Summary of the invention
Goal of the invention: the utility model is by a kind of novel central hot water supply system by air-conditioner water system and central hot water supply
System combination is a water system, and air-conditioning condenser heat extraction is promoted centralizedly supply hot water after temperature using water resource heat pump, can be with
Applied in all kinds of air-conditioning and constructions for having central hot water supply demand, can accomplish compared with existing central hot water supply system
Energy conservation to a greater extent.
Reach following technical purpose:
1 utilizes air-conditioning condenser heat extraction heating domestic hot water, a small amount of electrical energy drive heat-exchanger pump and water resource heat pump is used only, no
Fuel is consumed, it is more energy-efficient compared with traditional fuel oil, combustion gas, electric boiler or water heater, reduce cost；
2, using air-conditioning condenser heat extraction as heat source heating domestic hot water, no longer drain into outdoor air, improve around building
Microenvironment, there is no exhaust gas waste sludge discharge, do not generate any pollutant, meet environmental requirement；
3 are reduced or avoided the use of " pressure vessel " and " boiler ", increase safety, reduce fire-fighting requirements.
Technical solution:
Using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, which includes:
Heating equipment successively forms water loops with cooling tower, heat storage container residential quarter water route and shopping centre water route；
Water-loop heat pump unit is provided in the residential quarter water route and shopping centre water route；
Water resource heat pump host system and water circulating pump are parallel in the water loops；
The water resource heat pump host system and cold water storage cistern, hot water storage tank form loop；
The cold water storage cistern is connect with domestic water；
The hot water storage tank passes through heat-exchanger pump and hot water user piping connection.
It is described using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, preferably: the heating
Equipment is the heating equipment using heating power outer net.
It is described using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, preferably: the cooling
Water tower is closed cooling tower.
It is described using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, preferably: the cooling
Water tower is open cooling tower and heat exchanger.
It is described using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, preferably: the water source
Heat pump main frame system is using the recirculated water of water-loop heat pump as source water.
Advantage and effect:
1. it is energy-efficient, reduce cost；
2. will not be damaged to environment due to using clean energy resource；
3. belong to open system, without the concern for let out, quick-fried measure etc.；
4. the place of unit setting is more flexible, restricted by related administrative department less；
5. stable and reliable operation, control are easy.
Detailed description of the invention:
Fig. 1 is the utility model system schematic；
It is marked in figure:
1 heating equipment；2 cooling towers；3 heat storage containers；4 shopping centres；5 residential quarters；6 water-loop heat pump units；7 recirculated waters
Pump；8 water resource heat pump host systems；9 cold water storage cisterns；10 hot water storage tanks；11 heat-exchanger pumps；12 hot water users；13 domestic waters；14 is public
Water loops.
Specific embodiment:
The present invention is mainly a kind of novel hot water centralizedly supply system, and system is by water-loop heat pump system (source water system), heat
Pump host system and end equipment three parts composition.Building shopping centre and house are connected composition closure water first by the present invention
Circulation loop.When summer shopping centre and house require cooling supply, and unit freezes, then using water as exhaust heat source, when water-loop heat pump sky
When the caloric receptivity of adjusting system heating operation is less than the thermal discharge of refrigerating operaton, the coolant-temperature gage in circulation loop is increased, and arrives certain journey
Heat is released using cooling tower when spending, while water resource heat pump being connected with this water loops, using the recirculated water of water-loop heat pump as water
The source water of source heat pump is, it can be achieved that simultaneous air-conditioning, achievees the purpose that standby centralized system and hot-water supply and reduce summer cooling
The effect of tower heat exhaust.
Using raw water ring heat pump cycle water as low-temperature heat source.Recirculated water is by water resource heat pump and from domestic water pipeline
Tap water carries out ring heat, and the tap water after being heated can be used as domestic hot-water and be supplied in house the user for having hot water demand.
Summer air-conditioning unit is run in cooling mode, its recirculated water of hot water host computer produces domestic hot-water, circulation
Coolant-temperature gage is higher, and because summer moisturizing water temperature is higher, domestic hot-water's load is relatively small.
The system includes:
Heating equipment successively forms water loops with cooling tower, heat storage container residential quarter water route and shopping centre water route；
Water-loop heat pump unit is provided in the residential quarter water route and shopping centre water route；
Water resource heat pump host system and water circulating pump are parallel in the water loops；
The water resource heat pump host system and cold water storage cistern, hot water storage tank form loop；
The cold water storage cistern is connect with domestic water；
The hot water storage tank passes through heat-exchanger pump and hot water user piping connection.
It is described using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, preferably: the heating
Equipment is the heating equipment using heating power outer net.
It is described using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, preferably: the cooling
Water tower is closed cooling tower.
It is described using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, preferably: the cooling
Water tower is open cooling tower and heat exchanger.
It is described using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, preferably: the water source
Heat pump main frame system is using the recirculated water of water-loop heat pump as source water.
It is described with reference to the drawings:
As shown in Fig. 1, using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water.
In figure, 1 is heating equipment, as auxiliary thermal source, can connect heating power outer net；2 be cooling tower, cold as assisting
Source can be closed cooling tower or open cooling tower and heat exchanger；3 be heat storage container；4 be shopping centre；5 be residential quarter；6 are
Water-loop heat pump unit；7 be water circulating pump；8 be water resource heat pump host system；9 be cold water storage cistern；10 be hot water storage tank；11 be hot water
Pump；12 be hot water user；13 be domestic water；14 be public water loops.
When Summer Indoor needs heat extraction, shopping centre requires to freeze with house.The air conditioner refrigerating working principle as, builds
Building the fan coil in object enables low-temperature air conditioner chilled water exchange heat with room air, for indoor refrigeration.After heat exchange, air-conditioning freezing
Coolant-temperature gage increases.At this point, water resource heat pump by the recirculated water in the raised air conditioning water of temperature after heat exchange and public water loops again
Secondary heat exchange.After this heat exchange, temperature reduces air conditioning water, participates in and room air as low temperature chilled water again
In heat exchange；Public water loops recirculated water is increased by this heat exchange, temperature, can be used as the heat source of water resource heat pump, by recycling
It exchanges heat in water pump indentation heat pump main frame evaporator, process are as follows: low temperature, low pressure refrigerant gas absorption cycle in evaporator
Hydro-thermal amount is processed into high temperature, high pressure gas by compressor, then within the condenser by heat exchange, by throttling set become low temperature,
The refrigerant gas of low pressure returns in evaporator.Condensing agent absorption cycle hydro-thermal amount in evaporator so recycles.In evaporator
It is returned in water loops after circulating water cooling and carries out air conditioner refrigerating, the tap water from domestic water pipeline absorbs within the condenser
The heat of refrigerant gas becomes hot water storage in hot water storage tank, is pumped by hot water constant-pressure variable to end hot water user,
In the non-peak period stage, hot water is larger using interval, and the hot water being stored in hot water storage tank returns water resource heat pump by cold water storage cistern
Condenser end reach hydronic heat insulation effect.
According to the needs in air-conditioning place, water resource heat pump may be run by supplying thermal condition, it is also possible to be run by cooling supply operating condition.This
Sample, water loops supply, return water temperature is likely to occur following 4 kinds of operating conditions.
1 summer, each heat pump unit discharge heat into loop all in cooling condition, and water resource heat pump is by the warm in loop
Amount exchanges heat with tap water, also reduces the temperature of recirculated water in loop while preparing domestic hot-water.If recirculated water water
Temperature does not drop to predetermined temperature, and cooling tower will all run simultaneously, condenser heat is discharged into the atmosphere, makes water temperature drop to 35 DEG C
Below.
2 most of heat pump unit refrigeration, rise circulating water temperature, when reaching 32 DEG C, part circulating water flow is through cooling tower.
3 most of unit heatings, circulating water temperature decline, when reaching 13 DEG C, part auxiliary thermal source brings into operation.
In winter, all water source heat pump units may be in heating condition, the draw heat from looped cycle water, this
When whole auxiliary thermal source put into operation, make circulating water temperature not less than 13 DEG C.
Claims (5)
1. using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water, it is characterised in that: the system includes:
Heating equipment (1) is successively formed with cooling tower (2), heat storage container (3) residential quarter water route (5) and shopping centre water route (4)
Water loops；
Water-loop heat pump (6) unit is provided in the residential quarter water route (5) and shopping centre water route (4)；
Water resource heat pump host system (8) and water circulating pump (7) are parallel in the water loops；
The water resource heat pump host system (8) and cold water storage cistern (9), hot water storage tank (10) form loop；
The cold water storage cistern (9) connect with domestic water (13)；
The hot water storage tank (10) is connect by heat-exchanger pump (11) with hot water user pipeline (12).
2. special according to claim 1 using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water
Sign is: the heating equipment (1) is the heating equipment using heating power outer net.
3. special according to claim 1 using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water
Sign is: the cooling tower (2) is closed cooling tower.
4. special according to claim 1 using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water
Sign is: the cooling tower (2) is open cooling tower and heat exchanger.
5. special according to claim 1 using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water
Sign is: the water resource heat pump host system (8) is using the recirculated water of water-loop heat pump (6) as source water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820774530.5U CN208296025U (en) | 2018-05-23 | 2018-05-23 | Using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820774530.5U CN208296025U (en) | 2018-05-23 | 2018-05-23 | Using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208296025U true CN208296025U (en) | 2018-12-28 |
Family
ID=64728450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820774530.5U Expired - Fee Related CN208296025U (en) | 2018-05-23 | 2018-05-23 | Using water-loop heat pump recirculated water as the water resource heat pump central hot water supply system of source water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208296025U (en) |
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2018
- 2018-05-23 CN CN201820774530.5U patent/CN208296025U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181228 Termination date: 20190523 |