CN206901807U - The freshwater supply to sea island system that a kind of island microgrid peak regulation and desalinization are combined - Google Patents
The freshwater supply to sea island system that a kind of island microgrid peak regulation and desalinization are combined Download PDFInfo
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- CN206901807U CN206901807U CN201720437829.7U CN201720437829U CN206901807U CN 206901807 U CN206901807 U CN 206901807U CN 201720437829 U CN201720437829 U CN 201720437829U CN 206901807 U CN206901807 U CN 206901807U
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- heat pump
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- seawater
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/138—Water desalination using renewable energy
- Y02A20/141—Wind power
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
The utility model discloses the freshwater supply to sea island system that a kind of island microgrid peak regulation and desalinization are combined, the system includes heat pump, wind system, water system and micro-grid system, water system is to take the seawater in water tank to be preheated and sprayed, and guides the water circulation in forecooler;Wind system is then conveying air, and ensures the setup parameter of air intake;Heat pump carries out heat and wet treatment to flowing through air, and cooling and dehumidification obtains fresh water at evaporator;Micro-grid system is powered to compressor, water pump and blower fan.Desalinization is carried out as thermal source using evaporative condenser, on the one hand no longer needs external heat source, therefore can be independently operated, and equipment is simple, easily operated management:On the other hand, the system (30~40 DEG C) under relatively low condensation temperature is low due to the more conventional vapour compression refrigerator of condensation temperature with regard to that can produce fresh water, so that the COP of complete machine is greatly improved.Seawater after desalination can complete the supply of drinking water and domestic water with the rainwater collected after treatment.
Description
Technical field
A kind of freshwater supply to sea island system is the utility model is related to, more particularly to a kind of island microgrid peak regulation and desalinization phase
With reference to freshwater supply to sea island system.
Background technology
Uninhabited island are numerous in China territorial waters, and these island positions are special, have around it abundant biology,
The marine resources such as harbour, oil gas, mineral products, ocean energy, there is very high utilization valency in military, scientific research and tourism etc.
Value.In isolated island extreme environment work and life, supply of electric power, thermal and humidity environment control, domestic fresh water and domestic water
Supply be mostly important three aspects.The resources characteristic on island is that solar energy and wind energy resources enrich, therefore be can be used
Wind-light-diesel stores complementary power generation system and solves supply of electric power;And there are inexhaustible seawater resources and the rainwater of abundance in island
Resource, usable sea water source heat pump are aided with rainwater-collecting and carry out the construction of thermal and humidity environment and the confession of domestic fresh water and domestic water
Should.
Due to the inhomogeneities of island power load, in peak of power consumption, it may appear that power network excess load and electricity shortage
Situation.And the diurnal variation of the regenerative resource such as wind energy, solar energy, seasonal variations are larger, and can be produced with enchancement factors such as weather
Raw larger fluctuation so that the peak regulation difficulty of power system is larger.
The desalination technology being widely used at present is mainly to include the way of distillation and counter-infiltration that multistage flash evaporation is representative
Membrane separation process, device is expensive, and needs the extra larger energy to maintain the operation of unit, and these technologies are applied to isolated sea
Feasibility is relatively low on island.
Utility model content
In order to solve problems of the prior art, it is light that the utility model provides a kind of island microgrid peak regulation and seawater
Change the freshwater supply to sea island system that is combined, overcome in the prior art desalination technology cost is high, peak regulation difficulty of power system compared with
The problem of big.
The technical solution of the utility model is:The freshwater supply to sea island system that a kind of island microgrid peak regulation and desalinization are combined
System, the system include four heat pump, wind system, water system and micro-grid system parts;
The heat pump includes sea water source heat pump compressor, sea water source heat pump choke valve, evaporative condenser, evaporation
Device, it is attached by refrigerant line, is throttled successively by sea water source heat pump compressor, evaporative condenser, sea water source heat pump
Valve, evaporator;
Wind system includes evaporative condenser, evaporator, forecooler, centrifugal blower, air-valve, is attached by airduct, according to
It is secondary to pass through air-valve, centrifugal blower, evaporative condenser, forecooler, evaporator;
Water system include forecooler, seawater water tank, rain collector, central cistern, water treatment facilities, water pump,
Water valve, it is attached by water pipe, seawater side, rainwater side, domestic water side, the pipeline of drinking water side four can be divided into;Seawater is successively
It is divided into two-way after water pump, water valve, water treatment facilities, seawater water tank, water valve, flows into central cistern by water valve all the way
It is low-quality with water side, the high-quality water side of central cistern is flowed into by forecooler all the way, it is cold caused by evaporator in addition
Condensate also flows into the high-quality water side of central cistern;Rainwater can directly release after flowing into rain collector, may also pass through
Water valve flows into the low-quality with water side of central cistern;Domestic water is drawn by central cistern, by water pump, water valve, Shui Chu
Supplied after reason device;Drinking water is drawn by central cistern, is supplied after water pump, water valve, water treatment facilities;
The micro-grid system is powered to sea water source heat pump compressor, water pump and blower fan.
The micro-grid system include sea water source heat pump compressor, water pump, wind-driven generator, photovoltaic array, batteries,
Diesel engine, rectifier, chopper, voltage controller, inverter, control unit;In supply side, wind-driven generator and rectifier phase
Even, photovoltaic array is connected with chopper, and batteries are connected with voltage controller, and these three parts are connected in parallel on direct current supply line
Lu Shang, alternating current then is converted to by inverter, is connected in parallel on diesel engine on ac power supply line;In electricity consumption side, source of seawater
Heat pump compressor is connected in parallel on water pump to be exchanged with electric line.
The beneficial effects of the utility model are:(1) system, which make use of, enriches solar energy, wind energy and rainwater etc. on island
Resource, there is the characteristics of energy-conserving and environment-protective.
(2) each device structure of the system and pipeline connection are simple and cheap so that the manufacture and transport of integrated system
Convenient, set of system integrates multiple functions such as domestic fresh water, domestic water, air adjustment, power peak regulation, greatlys save just throwing
Money.
(3) system realizes the cascade utilization of different quality by central cistern, seawater water tank and water lines, fills
Divide and utilize water resource.
(4) system sets forecooler on the one hand effectively to improve the COP of unit operation using the natural cold-amount of seawater, another
Aspect serves pre- heat effect to seawater, beneficial to its evaporation during spray.
(5) system realizes the auxiliary peak regulation that system is stored for wind-light-diesel by the start and stop of water pump and the water storage of water pot,
By immediately using the pressure of electric energy storage device is reduced, reducing the peak regulation difficulty of system, preventing the mistake of battery unnecessary electricity
Fill and put with crossing, improve the economy of system life cycle management.
(6) system relies on seawater source heat pump system, more conventional by direct evaporating-cooling mode condensation temperature
Vapour compression refrigerator is low, so that the COP of complete machine is greatly improved, realizes the efficient utilization of the energy.
(7) system uses clean energy resource, beneficial to energy-saving and emission-reduction and does not produce pollutant, to the original ecological environment shadow in island
Sound is relatively low.
(8) the system have been the matching of parameters and performance.According to 50 square meter spaces and the blocking mark of 2 people
Standard, the relation between coupling refrigeration amount and fresh water yield, improve the reliability of system.
Wind-solar-diesel complementary generation technology is combined by the utility model with seawater source heat pump technology, can be by by unnecessary electricity
Utilize in time and reduce the pressure of electric energy storage device, reduce the peak regulation difficulty of system, prevent overcharging for battery from being put with mistake, realization pair
The Optimized Operation of other distributed power sources, ensure steady in a long-term, the economical operation of micro-capacitance sensor.
Desalinization is carried out as thermal source using evaporative condenser, on the one hand no longer needs external heat source, therefore can be only
It is vertical to use, and equipment is simple, easily operated management:On the other hand, the system (30~40 DEG C) under relatively low condensation temperature
It is low due to the more conventional vapour compression refrigerator of condensation temperature with regard to fresh water can be produced, so that the COP of complete machine has larger carry
It is high.Seawater after desalination can complete the supply of drinking water and domestic water with the rainwater collected after treatment.
Brief description of the drawings
Fig. 1 heat pumps, wind system and water system constitutional diagram;
Fig. 2 micro-grid system figures;
Fig. 3 micro-capacitance sensor peak regulation policy maps;
Wherein:1-sea water source heat pump compressor;2-sea water source heat pump choke valve;3-evaporative condenser;4-evaporation
Device;5-forecooler;6-seawater water tank;7-rain collector;8-central cistern;9-centrifugal blower;10-wind
Valve;11-water treatment facilities;12-water pump;13-water valve;14-wind-driven generator;15-photovoltaic array;16-batteries;
17-diesel engine;18-rectifier;19-chopper;20-voltage controller;21-inverter;22-control unit.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, Tthe utility model system can be divided into heat pump, wind system, water system and micro-grid system
Four parts.The task of water system is to take the seawater in water tank to be preheated and sprayed, and guides the water circulation in forecooler;Wind
The task of system is then conveying air, controls air capacity, and ensure the setup parameter of air intake;Heat pump is carried out to flowing through air
Heat and wet treatment, evaporative condenser produce high temperature saturated moist air, cooling and dehumidification obtains at evaporator to air warming and humidifying
Fresh water;Micro-grid system is powered to compressor, water pump and blower fan.
Heat pump includes sea water source heat pump compressor 1, sea water source heat pump choke valve 2, evaporative condenser 3, evaporator
4, it is attached by refrigerant line, is throttled successively by sea water source heat pump compressor 1, evaporative condenser 3, sea water source heat pump
Valve 2, evaporator 4.
Wind system includes evaporative condenser 3, evaporator 4, forecooler 5, centrifugal blower 9, air-valve 10, is connected by airduct
Connect, successively by air-valve 10, centrifugal blower 9, evaporative condenser 3, forecooler 5, evaporator 4.
Water system include forecooler 5, seawater water tank 6, rain collector 7, central cistern 8, water treatment facilities 11,
Water pump 12, water valve 13, are attached by water pipe, can be divided into seawater side, rainwater side, domestic water side, the pipeline of drinking water side four.
Seawater is divided into two-way after water pump 12-1, water valve 13-1, water treatment facilities 11-1, seawater water tank 6, water valve 13-5 successively,
The low-quality of central cistern 8 is flowed into by water valve 13-4 all the way and use water side, flow into central cistern by forecooler 5 all the way
High-quality water side, in addition condensed water caused by evaporator 4 also flow into the high-quality water side of central cistern.Rainwater flows into rain
It can directly be released after water collecting device 7, may also pass through water valve 13-2 and flow into the low-quality with water side of central cistern 8.Life is used
Water is drawn by central cistern 8, is supplied after water pump 12-2, water valve 13-3, water treatment facilities 11-2.Drinking water is in
Centre cistern 8 is drawn, and is supplied after water pump 12-3, water valve 13-6, water treatment facilities 11-3.
As shown in Fig. 2 micro-grid system includes sea water source heat pump compressor 1, water pump 12-1, wind-driven generator 14, photovoltaic
Array 15, batteries 16, diesel engine 17, rectifier 18, chopper 19, voltage controller 20, inverter 21, control unit
22.In supply side, wind-driven generator 14 is connected with rectifier 18, and photovoltaic array 15 is connected with chopper 19, batteries 16 with
Voltage controller 20 is connected, and these three parts are connected in parallel on direct current supply line, are then converted to alternating current by inverter,
It is connected in parallel on diesel engine on ac power supply line.In electricity consumption side, sea water source heat pump compressor 1 is connected in parallel on water pump 12-1 and exchanges use
In electric line.
At energy supply end, the electric energy that wind-driven generator, solar energy electroplax and diesel engine are sent is stored in by control unit
In battery, direct current is converted into alternating current by inverter and is transported to load end.In load end, seawater suction pump is used as can
Control peak regulation load also controlled unit control.
Operationally, airflow direction from left to right, first passes around the heating of evaporative condenser 3 and added sea water source heat pump unit
Wet, seawater spraying forms moisture film, fully absorbs the latent heat released during tube refrigerant phase transformation on the surface of evaporative condenser 3,
So that ocean temperature raises;Exchanged by moisture film with the caloic of moving air, realize that salt solution separates, vaporescence will absorb greatly
The latent heat of vaporization of amount, this further promotes the condensation process of tube refrigerant, discharges the latent heat of condensation;Two aspect synthesis results are
The gas flow temperature and humidity for reduce condensation temperature, making to flow through evaporative condenser are obtained for raising, close to saturated moist air.
Then air-flow first passes through forecooler 5 and carries out a certain degree of precooling to mitigate evaporator burden, condense get off it is light
Water is imported in central cistern 8.The seawater of lower temperature flows into forecooler 5 in water tank 6, obtains a certain degree of preheating, and
Enter spray equipment afterwards, facilitate it in the evaporation process of condenser surface;In addition, the fresh water imported in cistern 5 can also be shared
A part of pre- cold mission.Then seawater passes through the cooling and dehumidification of sea water source heat pump evaporator 4 again, and the water in high temperature saturated moist air steams
Vapour condenses on the surface of evaporator 4 obtains fresh water importing cistern 8.Fallen into after spray in the lower section drip tray of evaporative condenser 3
Water can be expelled directly out or as low-quality requirement domestic water supplement.
The extracting seawater of water pump 12 enters seawater water tank 6 after pretreatment, and temperature is discharged after sea water source heat pump unit
The higher concentrated seawater of degree.Island rainfall is collected the central cistern 8 of remittance and stored by rain collector 7.In cistern
On the one hand water as drinking water and the water source of domestic water, on the other hand can also aid in the operation of sea water source heat pump.Center stores
Rainwater and desalination water in pond 8 are separated processing, and desalination water is supplied in living space after water treatment facilities 11-3
Drinking water, rainwater and remaining desalination water can be supplied after water treatment facilities 11-2 as domestic water.
As shown in figure 3, in micro-grid system, power source is three parts, wind-driven generator 14, photovoltaic array 15 with
And diesel engine 17, the alternating current that wind-driven generator 14 is sent will be converted to direct current by rectifier 18, photovoltaic array 15 is sent
Direct current will pass through chopper 19 adjust voltage, this two parts direct current is converted to alternating current by inverter 21, in electricity consumption
Electricity more than needed can be stored during low ebb into batteries 16, electric energy more than needed can be also driven needed for the extracting seawater source heat pump of water pump 12
Seawater, take out seawater and be used to be delivered to the progress of sea water source heat pump unit refrigeration and desalinization immediately, or store to water tank 6
In.During peak of power consumption, sea water source heat pump can be freezed using water in water tank 6, without drawing water immediately, when alleviating peak
Section Voltage force.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (2)
- A kind of 1. freshwater supply to sea island system that island microgrid peak regulation and desalinization are combined, it is characterised in that the system bag Include four heat pump, wind system, water system and micro-grid system parts;The heat pump include sea water source heat pump compressor (1), sea water source heat pump choke valve (2), evaporative condenser (3), Evaporator (4), is attached by refrigerant line, successively by sea water source heat pump compressor (1), evaporative condenser (3), sea Water resource heat pump choke valve (2), evaporator (4);Wind system includes evaporative condenser (3), evaporator (4), forecooler (5), centrifugal blower (9), air-valve (10), by airduct It is attached, successively by air-valve (10), centrifugal blower (9), evaporative condenser (3), forecooler (5), evaporator (4);Water system includes forecooler (5), seawater water tank (6), rain collector (7), central cistern (8), water process dress (11), water pump (12), water valve (13) are put, is attached by water pipe, seawater side, rainwater side, domestic water side, drinking water can be divided into The pipeline of side four;Seawater successively by water pump (12-1), water valve (13-1), water treatment facilities (11-1), seawater water tank (6), It is divided into two-way after water valve (13-5), flowing into the low-quality of central cistern (8) by water valve (13-4) all the way uses water side, passes through all the way The high-quality water side that forecooler (5) flows into central cistern is crossed, condensed water caused by evaporator (4) also flows into central storage in addition The high-quality in pond water side;Rainwater can directly release after flowing into rain collector (7), may also pass through water valve (13-2) inflow The low-quality of central cistern (8) uses water side;Domestic water is drawn by central cistern (8), by water pump (12-2), water valve Supplied after (13-3), water treatment facilities (11-2);Drinking water is drawn by central cistern (8), by water pump (12-3), water Supplied after valve (13-6), water treatment facilities (11-3);The micro-grid system is powered to sea water source heat pump compressor, water pump and blower fan.
- 2. the freshwater supply to sea island system that island microgrid peak regulation and desalinization are combined according to claim 1, its feature exist In the micro-grid system includes sea water source heat pump compressor (1), water pump (12-1), wind-driven generator (14), photovoltaic array (15), batteries (16), diesel engine (17), rectifier (18), chopper (19), voltage controller (20), inverter (21), Control unit (22);In supply side, wind-driven generator (14) is connected with rectifier (18), photovoltaic array (15) and chopper (19) Be connected, batteries (16) are connected with voltage controller (20), and these three parts are connected in parallel on direct current supply line, and after pass through Cross inverter and be converted to alternating current, be connected in parallel on diesel engine on ac power supply line;In electricity consumption side, sea water source heat pump compressor (1) it is connected in parallel on and is exchanged with electric line with water pump (12-1).
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CN201720437829.7U CN206901807U (en) | 2017-04-24 | 2017-04-24 | The freshwater supply to sea island system that a kind of island microgrid peak regulation and desalinization are combined |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107055655A (en) * | 2017-04-24 | 2017-08-18 | 天津大学 | The freshwater supply to sea island system that a kind of island microgrid peak regulation and desalinization are combined |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN107055655A (en) * | 2017-04-24 | 2017-08-18 | 天津大学 | The freshwater supply to sea island system that a kind of island microgrid peak regulation and desalinization are combined |
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Granted publication date: 20180119 Termination date: 20190424 |