CN106830193A - Island generates electricity and sea water desalting integral system and method - Google Patents
Island generates electricity and sea water desalting integral system and method Download PDFInfo
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- CN106830193A CN106830193A CN201710069775.8A CN201710069775A CN106830193A CN 106830193 A CN106830193 A CN 106830193A CN 201710069775 A CN201710069775 A CN 201710069775A CN 106830193 A CN106830193 A CN 106830193A
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- 239000013535 sea water Substances 0.000 title claims abstract description 96
- 230000005611 electricity Effects 0.000 title claims abstract description 57
- 238000011033 desalting Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 84
- 238000004821 distillation Methods 0.000 claims abstract description 80
- 238000010248 power generation Methods 0.000 claims abstract description 68
- 239000013505 freshwater Substances 0.000 claims abstract description 36
- 238000005485 electric heating Methods 0.000 claims abstract description 34
- 238000011084 recovery Methods 0.000 claims abstract description 32
- 239000002918 waste heat Substances 0.000 claims abstract description 24
- 238000012546 transfer Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 58
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 50
- 239000003546 flue gas Substances 0.000 claims description 50
- 238000004146 energy storage Methods 0.000 claims description 34
- 239000000498 cooling water Substances 0.000 claims description 33
- 239000007789 gas Substances 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 12
- 239000012267 brine Substances 0.000 claims description 10
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 10
- 239000002826 coolant Substances 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 7
- 239000012153 distilled water Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000001764 infiltration Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 240000002853 Nelumbo nucifera Species 0.000 claims description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims description 2
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims description 2
- 239000002283 diesel fuel Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000010612 desalination reaction Methods 0.000 description 6
- 239000008236 heating water Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003532 endogenous pyrogen Substances 0.000 description 2
- 108010052620 leukocyte endogenous mediator Proteins 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000004064 recycling Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower or fuel cells
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/28—The renewable source being wind energy
-
- 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
- Y02E10/76—Power conversion electric or electronic aspects
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Generated electricity and sea water desalting integral system and method the present invention relates to a kind of island, the system includes electricity generation module, desalinization module, waste heat recovery module and electric heating modular converter, electricity generation module includes wind power generation unit and diesel power generation unit, desalinization module includes low temperature multiple-effect distillation unit and reverse osmosis units, the two ends of waste heat recovery module are connected with diesel power generation unit and low temperature multiple-effect distillation unit respectively, and the heat that is produced during for reclaiming diesel power generation cell operation and transfer heat to low temperature multiple-effect distillation unit, one end of electric heating modular converter is connected with wind power generation unit, the other end is connected and converts electric energy to the heat energy for flowing into low temperature multiple-effect distillation unit with low temperature multiple-effect distillation unit, wind power generation unit or diesel power generation unit are connected with reverse osmosis units and drive reverse osmosis units to desalinize seawater.Above-mentioned integral system makes full use of the electricity power feature of electricity generation module, while reducing the energy consumption of seawater module to greatest extent, and the freshwater resources of various qualities is provided for island.
Description
Technical field
The present invention relates to field of sea water desalting technology, more particularly to island generates electricity and sea water desalting integral system and side
Method.
Background technology
Clean energy resource and regenerative resource are the emphasis of current energy development, are joined with power network for island, remote country etc.
The weak area of system, supply of electric power is not enough and reliability is relatively low.Developing the intelligent micro-grid based on new energy (such as wind energy) turns into
Ensure the reliable selection of supply of electric power.The generation load of Wind turbines is commonly greater than electricity consumption side load, wind-powered electricity generation in island microgrid
Can not make full use of and wind-abandoning phenomenon occur, but startup diesel generating set supplement electric power is needed when wind-force is not enough, and diesel oil
Function source utilization rate is only 40% or so, and about 60% fuel energy is with the shape of used heat (such as jacket water used heat, fume waste heat)
Formula is arranged to environment, and the efficiency of energy utilization of power network is relatively low.
Island freshwater resources are naturally deficient, and desalinization is the important channel for solving the problem.Traditional desalinization work
Skill has the way of distillation and reverse osmosis membrane, and distillation sea water desalting mainly uses heat energy, and reverse osmosis membrane desalinization is mainly used
Electric energy, is all high energy consumption technique.
Conventional island generate electricity with sea water desalting integral system, Wind turbines generation load have often it is more than needed and
Wind-abandoning phenomenon is produced, and is powered, it is necessary to start diesel-driven generator when wind-force is not enough, Efficiency of Diesel Engine is low, produces a large amount of used heat
It is not normally utilized and discards.Additionally, current island desalinization is with high costs, the development on island is constrained.
The content of the invention
Based on this, it is necessary to provide a kind of efficiency of energy utilization higher and the lower-cost island generating of desalinization and sea
Water desalinates integral system and method.
A kind of island generates electricity and sea water desalting integral system, including electricity generation module, desalinization module, waste heat recovery mould
Block and electric heating modular converter, the electricity generation module include wind power generation unit and diesel power generation unit, the desalinization mould
Block includes low temperature multiple-effect distillation unit and reverse osmosis units, the two ends of the waste heat recovery module respectively with the diesel power generation
Unit and the low temperature multiple-effect distillation unit are connected, and the heat produced during for reclaiming the diesel power generation cell operation is simultaneously
The heat transfer to the low temperature multiple-effect distillation unit is desalinized seawater, one end and the wind-force of the electric heating modular converter
Generator unit is connected, and the other end of the electric heating modular converter is connected and converts electric energy to the low temperature multiple-effect distillation unit
Flow into the heat energy of the low temperature multiple-effect distillation unit, the wind power generation unit or the diesel power generation unit and the reverse osmosis
Saturating unit is connected and drives the reverse osmosis units to desalinize seawater.
The electricity generation module of above-mentioned island generating and sea water desalting integral system is when wind-force is sufficient by wind power generation unit
Power supply, needs diesel power generation unit matching to power when wind-force is not enough, maintains the power reliability of electricity generation module, diesel engine hair
The used heat that electric unit is produced while power supply is transferred to low temperature multiple-effect distillation unit and passes through after waste heat recovery module is reclaimed
Desalination by distillation seawater, improves the energy utilization rate of electricity generation module, and the electric energy that wind power generation unit is produced can be turned by electric heating
The heat energy that mold changing block is converted to inflow low temperature multiple-effect distillation unit carries out desalinization, and wind power generation unit or diesel engine hair
The electric unit driving reverse osmosis units that can power are desalinized seawater by reverse osmosis membrane, such desalinization module and electricity generation module
Coordinate, make full use of the electricity power feature of electricity generation module, while reducing the energy consumption of seawater module to greatest extent, and be island
The freshwater resources of various qualities are provided.
Wherein in one embodiment, the electricity generation module also includes energy-storage units, the energy-storage units and the wind-force
Generator unit connects and can store the electric energy that the wind power generation unit is produced, the energy-storage units also with the electric heating modulus of conversion
Block and/or the reverse osmosis units are connected.
Wherein in one embodiment, the diesel-driven generator unit by cool down water-cooled and including cooling water inlet and
Coolant outlet, the low temperature multiple-effect distillation unit is distilled by heat source water heat supply and gone out including thermal source water inlet and heat source water
Mouthful, the waste heat recovery module includes cooling water heat exchanger and flue gas heat exchange unit, and the cooling water heat exchanger includes head and the tail two
The first passage and head and the tail two ends that end connects with the cooling water inlet and coolant outlet respectively enter with the heat source water respectively
Mouthful and the heat source water outlet second channel, the cooling water flows through the diesel-driven generator unit to described first logical
Heated up during road, the heat source water flows through the low temperature multiple-effect distillation unit and leads to cooling during the second channel and with described first
The cooling water heat-shift heated up in road back flows back into the low temperature multiple-effect distillation unit after heating up, while the cooling water
By cooling flows into the diesel-driven generator unit again after the second channel；The diesel-driven generator unit also includes discharge
The exhanst gas outlet of flue gas, the flue gas heat exchange unit includes the third channel and head and the tail two that one end connects with the exhanst gas outlet
End respectively with the thermal source water inlet and the fourth lane of the heat source water outlet, flow through the low temperature multiple-effect distillation unit
The heat source water after cooling in the fourth lane with the third channel in flue gas carry out heat exchange intensification after weight
Newly flow into the low temperature multiple-effect distillation unit.
Wherein in one embodiment, the flue gas heat exchange unit includes the high-temperature flue gas set along the gas circuit of the flue gas
Heat exchanger and low-temperature flue gas heat exchanger, the third channel include being respectively arranged on the high-temperature flue gas heat exchanger and the low temperature cigarette
High temperature third channel and low temperature third channel in gas heat exchanger, the fourth lane include that being respectively arranged on the high-temperature flue gas changes
High temperature fourth lane and low temperature fourth lane in hot device and second flue gas heat-exchange unit.
Wherein in one embodiment, the low-temperature flue gas heat exchanger is nonmetallic heat exchanger.
Wherein in one embodiment, also including the drainage arrangement for discharging strong brine, the low temperature multiple-effect distillation list
Unit includes preheating assembly and distillation component, and the preheating assembly includes former seawater inlet and preheating seawer outlet, the draining dress
Put and connected with the preheating seawer outlet to discharge strong brine, and the distillation component connects distillation with the preheating seawer outlet
Desalinize seawater.
Wherein in one embodiment, the reverse osmosis units include reverse osmosis module and energy recovery assemblies, described anti-
Filtration module is connected and desalinized seawater with the preheating seawer outlet, one end of the energy recovery assemblies and the reverse osmosis module
The pressure of the high-pressure thick salt of its discharge is reclaimed in connection, and the other end connects to discharge the dense salt after step-down with the drainage arrangement
Water.
Wherein in one embodiment, also including fresh water collecting processing module, the fresh water collecting processing module includes steaming
Fresh-water tank, reverse osmosis freshwater case and quenched fresh-water tank are evaporated, the distillation fresh-water tank connects receipts with the low temperature multiple-effect distillation unit
Collection distilled water, the reverse osmosis freshwater case connects collection reverse osmosis water, the quenched fresh-water tank and institute with the reverse osmosis units
State reverse osmosis freshwater case and distillation fresh-water tank connection mixing distilled water and reverse osmosis water forms temper water.
A kind of island generates electricity and sea water desalting integral method, comprises the following steps：
When power load of the generation load that wind power generation unit is produced more than conventional power user, the unnecessary hair
When electric load driving reverse osmosis units still have residue after desalinizing seawater, while the reverse osmosis units desalinize seawater, electric heating turns
Mold changing block drives low temperature multiple-effect distillation unit to desalinize seawater after converting electric energy to heat energy.
When power load of the generation load that wind power generation unit is produced less than or equal to conventional power user, the wind-force
Generator unit and diesel-driven generator unit are powered, and waste heat recovery unit is transferred to after reclaiming the heat that the diesel-driven generator is produced
The low temperature multiple-effect distillation unit desalinizes seawater, and can be desalinized seawater using reverse osmosis units described in electrical energy drive simultaneously.
It is further comprising the steps of wherein in one embodiment：
When the generation load that wind power generation unit is produced meets the conventional power user, reverse osmosis units and described
Still there is residue after the power load of electric heating modular converter, the remaining generation load is stored in energy storage device；
When power load of the generation load less than or equal to the conventional power user that wind power generation unit is produced, the wind
Power generator unit is combined power supply with the energy storage device and meets the electricity consumption of the conventional power user and the reverse osmosis units and bears
Lotus, is desalinized seawater by the reverse osmosis units；
When wind power generation unit produce generation load be zero and the energy storage load of energy storage device be more than conventional power user
Power load when, while the energy storage load meets the power load of the conventional power user, drive the counter-infiltration
Unit desalinizes seawater or does not start the reverse osmosis units.
When wind power generation unit produce generation load be zero and the energy storage load of energy storage device be less than conventional power user
Power load when, the diesel-driven generator unit is powered, and the waste heat recovery unit reclaims what the diesel-driven generator was produced
The low temperature multiple-effect distillation unit is transferred to after heat to desalinize seawater, and can simultaneously drive the reverse osmosis units to desalinize seawater.
Brief description of the drawings
Fig. 1 is the schematic diagram of island generating and sea water desalting integral system in a specific embodiment of the invention；
Fig. 2 is the flow chart of island generating and sea water desalting integral method in a specific embodiment of the invention.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give presently preferred embodiments of the present invention.But, the present invention can be realized in many different forms, however it is not limited to this paper institutes
The embodiment of description.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more thorough
Comprehensively.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article with belong to technical field of the invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all of combination of the Listed Items of pass.
As shown in figure 1, island generates electricity and sea water desalting integral system 100 includes generating electricity in a specific embodiment of the invention
Module 10, desalinization module 20, waste heat recovery module 30 and electric heating modular converter 40, electricity generation module 10 include wind-power electricity generation list
Unit 12 and diesel power generation unit 14, desalinization module 20 include low temperature multiple-effect distillation unit 21 and reverse osmosis units 23, remaining
The two ends of heat recovery module 30 are connected with diesel power generation unit 14 and low temperature multiple-effect distillation unit 21 respectively, and for reclaiming bavin
The heat that is produced during hydro power generation cell operation simultaneously transfers heat to low temperature multiple-effect distillation unit 21 and desalinizes seawater, electric heating conversion
One end of module 40 is connected with wind power generation unit 12, and the other end and the low temperature multiple-effect distillation unit 21 of electric heating modular converter 40 connect
Connect and convert electric energy to the heat energy for flowing into low temperature multiple-effect distillation unit 21, wind power generation unit 12 or diesel power generation unit 14
It is connected and drive reverse osmosis units 23 to desalinize seawater with reverse osmosis units 23.
The electricity generation module 10 of above-mentioned island generating and sea water desalting integral system 100 is when wind-force is sufficient by wind-power electricity generation
Unit 12 is powered, and the cooperated power supply of diesel power generation unit 14 is needed when wind-force is not enough, maintains the electrical power stabilization of electricity generation module 10
Property, it is many that the used heat that diesel power generation unit 14 is produced while power supply is transferred to low temperature after waste heat recovery module 30 is reclaimed
Effect distillation unit 21 improves the energy utilization rate of electricity generation module 10 by desalination by distillation seawater, and wind power generation unit 12 is produced
Electric energy can be converted to by electric heating modular converter 40 and flow into the heat energy of low temperature multiple-effect distillation unit 21 and carry out desalinization, and
And wind power generation unit 12 or diesel power generation unit 14 can power driving reverse osmosis units 23 by reverse osmosis membrane desalination
Seawater, desalinization module 20 coordinates to make full use of the electricity power feature of electricity generation module 10, while most with electricity generation module 10
Limits ground reduces the energy consumption of seawater module 20, and the freshwater resources of various qualities are provided for island.
Electricity generation module 10 also includes micro-capacitance sensor bus 16, and wind power generation unit 12 includes the wind power generating set being sequentially connected
121st, wind electric converter 123 and wind power transformer 125, diesel power generation unit 14 include be sequentially connected Diesel engine 141,
Diesel-driven generator 143, bavin sends out current transformer 145 and Chai Fa transformers 147, and wind power generation unit 12 and diesel power generation unit
14 are connected with micro-capacitance sensor bus 16, and wind electric converter 123 and wind power transformer 125 can produce wind power generating set 121
Electric energy be adjusted to be adapted to the electric power that uses of domestic consumer, conventional power user is then distributed to by micro-capacitance sensor bus 16, together
When desalinization module 20 can be transferred to by micro-capacitance sensor bus 16 and carry out desalinization；Bavin sends out current transformer 145 and Chai Fa becomes
Can be adjusted to for the electric energy that diesel-driven generator 143 is produced be adapted to the electric power that conventional power user uses by depressor 147, then be passed through
Micro-capacitance sensor bus 16 is distributed to conventional power user, or is transferred to reverse osmosis units 23 simultaneously and carries out desalinization.
Electricity generation module 10 also includes energy-storage units 18, and energy-storage units 18 are connected with wind power generation unit 12 and can store wind-force
The electric energy that generator unit 12 is produced, energy-storage units 18 are also connected with electric heating modular converter 40 and/or reverse osmosis units 23.Work as wind-force
It is larger, when the electric energy that wind power generation unit 12 is produced can meet the demand of conventional power user and desalinization module 20,
The unnecessary electric energy that wind power generation unit 12 can be produced is stored by energy-storage units 18, and when wind-force is smaller, is utilized
The electric energy of the storage of energy-storage units 18 is desalinized seawater by electric heating modular converter 40 and then using low temperature multiple-effect distillation unit 21, also may be used
Desalinized seawater with directly driving reverse osmosis units 23.Specifically, energy-storage units 18 include batteries 181, two way convertor 183
With transformer 185, two way convertor 183 and transformer 185 are used to adjust electric power, and batteries 181 are used to store electric energy.
In this specific embodiment, diesel-driven generator unit 14 is by cooling down water-cooled and including the He of cooling water inlet 148
Coolant outlet 149, low temperature multiple-effect distillation unit 21 is distilled and including thermal source water inlet 212 and heat source water by heat source water heat supply
Outlet 213, waste heat recovery module 30 includes cooling water heat exchanger 32 and flue gas heat exchange unit 34, and cooling water heat exchanger 32 includes receiving
First passage 321 that tail two ends connect with cooling water inlet 148 and coolant outlet 149 respectively and head and the tail two ends respectively with heat
The second pipe 323 that source water inlet 212 is connected with thermal source water out 213, cooling water flows through diesel power generation unit 14 to the first
During passage 321 heat up, heat source water flow through low temperature multiple-effect distillation unit 21 to during second channel 323 cooling and with first passage 321
The cooling water heat-shift of interior intensification back flows back into low temperature multiple-effect distillation unit 21 after heating up, while cooling water is by second channel
Cooling flows into diesel-driven generator module 14 again after 323；Diesel-driven generator unit 14 also includes the exhanst gas outlet of discharge flue gas
146, flue gas heat exchange unit 34 include the third channel 341 that is connected with exhanst gas outlet 146 of one end and head and the tail two ends respectively with thermal source
The fourth lane 343 that water inlet 212 is connected with thermal source water out 213, flows through the thermal source after low temperature multiple-effect distillation unit 21 is lowered the temperature
Flue gas of the water in fourth lane 343 and in third channel 341 back flows back into low temperature multiple-effect distillation after carrying out heat exchange intensification
Unit 21.
Reclaimed at the cooling water heat exchanger 32 of waste heat recovery module 30 when diesel power generation unit 14 works for radiating
The used heat that brings of cooling water, retained in the flue gas produced when reclaiming diesel power generation cell operation at flue gas heat exchange unit 34
Heat, used heat is reclaimed to greatest extent.
Further, flue gas heat exchange unit 34 includes the high-temperature flue gas heat exchanger 345 and low temperature that are set along the gas circuit of flue gas
Flue gas heat-exchange unit 347, third channel 341 includes being respectively arranged in high-temperature flue gas heat exchanger 345 and low-temperature flue gas heat exchanger 347
High temperature third channel 3412 and low temperature third channel 3414, fourth lane 343 include being respectively arranged on the He of high-temperature flue gas radiator 345
High temperature fourth lane 3432 and low temperature fourth lane 3434 in low-temperature flue gas heat exchanger 347.That is, high-temperature flue gas exchange heat
Device 345 includes high temperature third channel 3412 and high temperature fourth lane 3432, and low-temperature flue gas heat exchanger 347 includes low temperature third channel
3414 and low temperature fourth lane 3432, and high-temperature flue gas heat exchanger 345 sets near exhanst gas outlet 146, is flowed from exhanst gas outlet 146
The high-temperature flue gas for going out flow through temperature reduction after high-temperature flue gas heat exchanger 345, and the relatively low flue gas of temperature is in low-temperature flue gas heat exchanger 347
Heat exchange is inside carried out again, to a greater extent the used heat of recovered flue gas.Preferably, low-temperature flue gas heat exchanger 347 is nonmetallic
Heat exchanger, it is to avoid the acid dew corrosion heat exchanger of flue gas and on heat exchangers dust stratification.
Further, in first passage 321 flow direction of cooling water and the endogenous pyrogen water of second channel 323 flowing side
To conversely, the flow direction in the flow of flue gas direction and the endogenous pyrogen water of fourth lane 343 in third channel 341 is conversely, to improve
Heat exchange efficiency.
In this specific embodiment, cooling water system is set in the Diesel engine 141 of diesel-driven generator unit 14, and
Cooling water inlet 148 and coolant outlet 149 are set on the cylinder sleeve of Diesel engine 141, and cooling water is in Diesel engine 141
The circulating transfer heat between cooling water heat exchanger 32.Also, diesel power generation unit 14 also includes being located at cooling water inlet 148
Pass through radiating with the intensification cooling water part that the radiator 144. between coolant outlet 149 flows out from coolant outlet 149
Device 144 radiates, and another part flows into cold water taking heat-transfer device 32 and transfers heat to heat source water；In cooling water heat exchanger 32 and radiating
Circulating pump 142 is provided between device 144 and cooling water inlet 148, the circulation of cooling water is realized, correspondence radiator 144 is additionally provided with scattered
Hot-air fan 1441, radiator fan 1441 can make radiator 144 be in air blast cooling state.
Electric heating modular converter 40 includes electric heating switching controller 41 and electric heating water tank 43, and electric heating switching controller 41 is controlled
The working condition of electric heating water tank 43, electric heating water tank 43 is located between thermal source water inlet 212 and thermal source water out 213 will cooling
Heat source water heating.In this specific embodiment, electric heating water tank 43 located at thermal source water out 213 and waste heat recovery module 30 it
Between, waste heat recovery module 30 is located between electric heating water tank 43 and thermal source water inlet 212, and electric heating water tank 43 stops can when heating
As the expansion tank of waste heat recovery module 30, the expansion of buffering heat source water, the pressure change shunk.
Island generates electricity and sea water desalting integral system 100 also includes the drainage arrangement 50 for being used to discharge strong brine, low temperature
Multi-effect distilling unit 21 includes preheating assembly 214 and distillation component 215, and preheating assembly 214 is including former seawater inlet 2141 and in advance
Hot sea water outlet 2143, drainage arrangement 50 connects to discharge strong brine with preheating seawer outlet 2143, and distill component 215 with it is pre-
Hot sea water outlet 2143 connects distillation and desalinizes seawater.That is, extracting former seawater by water fetching device 52, former seawater is by pre-
After hot component 214 is preheated, strong brine is discharged from drainage arrangement 50, and the seawater after another part preheating flows into distillation component 215 and steams
Evaporate desalination.
Specifically, low temperature multiple-effect distillation unit 21 also includes non-condensable gas export 216 and is connected with non-condensable gas export 216
Vavuum pump 217, the on-condensible gas discharge low temperature multiple-effect distillation unit 21 that will be produced in still-process.
Reverse osmosis units 23 include reverse osmosis module 232 and energy recovery assemblies 234, reverse osmosis module 232 and preheating sea
The connection of water out 2143 desalinizes seawater, and one end of energy recovery assemblies 234 is connected the height for reclaiming its discharge with reverse osmosis module 232
The pressure of strong brine, the other end is pressed to connect to discharge the strong brine after step-down with drainage arrangement 50.Reverse osmosis units 23 and low temperature
Multi-effect distilling unit 21 shares a set of water intaking and drainage arrangement, saves the cost of desalinization module 20, and return by energy
The pressure that component 234 makes full use of generation is received, seawater is pressed into reverse osmosis module 232.
Further, reverse osmosis units 23 also include high-pressure pump 236, and seawater is pressed into reverse osmosis module 232 by high-pressure pump 236
In, and under the cooperation of energy recovery assemblies 234, output pressure, the reducing energy consumption of high-pressure pump 236 can be reduced.
Island is generated electricity and sea water desalting integral system 100 also includes sea water filter module 60, and sea water filter module 60 is wrapped
The preprocessor 61 between preheating seawer outlet 2143 and distillation component 215 is included, the seawater after preheating is by preprocessor
The distillation distillation desalination of component 215 can be flowed into after 61 filterings, sea water filter module 60 also includes being located at preprocessor 61 and counter-infiltration
The first filter 63 and the second filter 65 between unit 23, can also flow by the pre- hot sea water after the filtering of preprocessor 61
Inflow reverse osmosis units 23 are desalinated after entering the first filter 63 and the further filtering of the second filter 65, by sea water filter module
60 effect, makes the fresh water water quality that desalination is obtained more preferably.
Island generates electricity and sea water desalting integral system 100 also includes fresh water collecting processing module 70, fresh water collecting treatment
Module 70 includes distillation fresh-water tank 72, reverse osmosis freshwater case 74 and quenched fresh-water tank 76, and distillation fresh-water tank 72 steams with low-temperature multi-effect
Evaporate the connection of unit 21 and collect distilled water, reverse osmosis freshwater case 74 connects collection reverse osmosis water, quenched fresh water with reverse osmosis units 23
Case 76 and reverse osmosis freshwater case 74 and distillation fresh-water tank 72 connects mixing distilled water and reverse osmosis water formation temper water, so can be with
The fresh water of different qualities is obtained, various demands are met.
Island generates electricity and sea water desalting integral system 100 also includes master controller 80, and master controller 80 is used to control wind
Power generator unit 12, diesel power generation unit 14, energy-storage units 18, low temperature multiple-effect distillation unit 21, reverse osmosis units 23, waste heat
The working condition of recycling module 30 and electric heating modular converter 40.Specifically, master controller 80 is connected with micro-capacitance sensor bus 16, reverse osmosis
Saturating unit 23 includes the pressure controller 238 of control pressure pump 236, pressure controller 238 and electric heating switching controller 41
Controlled by master controller 80, the work of the regulation and control island generator sea water desalting integral of master controller 80 system 100.
As shown in Fig. 2 the present invention also provides a kind of island generate electricity and sea water desalting integral method 200, including following step
Suddenly：
S210 is unnecessary when power load of the generation load that wind power generation unit is produced more than conventional power user
When generation load drives reverse osmosis units to desalinize seawater and still have residue, while reverse osmosis units desalinize seawater, electric heating conversion
Module drives low temperature multiple-effect distillation unit to desalinize seawater after converting electric energy to heat energy.
S220, when power load of the generation load that wind power generation unit is produced less than or equal to conventional power user, wind
Power generator unit and diesel-driven generator unit are powered, and are transferred to after the heat that waste heat recovery unit recovery diesel-driven generator is produced low
Warm multi-effect distilling unit desalinizes seawater, and can be desalinized seawater using electrical energy drive reverse osmosis units simultaneously.
Further, step S210 is further comprising the steps of：
S211, turns when the generation load that wind power generation unit is produced meets conventional power user, reverse osmosis units and electric heating
When still having residue after the power load for changing the mold block, remaining generation load is stored in energy storage device；
Step S220 specifically includes following steps：
When power load of the generation load that wind power generation unit is produced less than or equal to conventional power user, wind-power electricity generation
Unit combines the power load that power supply meets conventional power user and reverse osmosis units with energy storage device, light by reverse osmosis units
Change seawater；
When wind power generation unit produce generation load be zero and the energy storage load of energy storage device be more than conventional power user
Power load when, while energy storage load meets the power load of conventional power user, drive reverse osmosis units desalinize seawater
Or do not start reverse osmosis units.
When wind power generation unit produce generation load be zero and the energy storage load of energy storage device be less than conventional power user
Power load when, diesel-driven generator unit is powered, waste heat recovery unit reclaim diesel-driven generator produce heat after be transferred to
Low temperature multiple-effect distillation unit desalinizes seawater, and can simultaneously drive the reverse osmosis units to desalinize seawater.
In this way, realizing the energy maximization utilization and the reduction of the cost of desalinization module 20 of electricity generation module 10, realize anti-
Permeation unit 23 and low temperature multiple-effect distillation unit 21 individually and coupling operation desalinization pattern, it is possible to provide different qualities it is light
Water.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of island generates electricity and sea water desalting integral system, it is characterised in that including electricity generation module, desalinization module,
Waste heat recovery module and electric heating modular converter, the electricity generation module include wind power generation unit and diesel power generation unit, described
Desalinization module includes low temperature multiple-effect distillation unit and reverse osmosis units, the two ends of the waste heat recovery module respectively with it is described
Diesel power generation unit and the low temperature multiple-effect distillation unit are connected, and produced during the diesel power generation cell operation for being reclaimed
Raw heat simultaneously desalinizes seawater the heat transfer to the low temperature multiple-effect distillation unit, one end of the electric heating modular converter
It is connected with the wind power generation unit, the other end of the electric heating modular converter is connected with the low temperature multiple-effect distillation unit and will
Electric energy is converted into flowing into the heat energy of the low temperature multiple-effect distillation unit, the wind power generation unit or the diesel power generation unit
It is connected and drive the reverse osmosis units to desalinize seawater with the reverse osmosis units.
2. island according to claim 1 generates electricity and sea water desalting integral system, it is characterised in that the electricity generation module
Also include energy-storage units, the energy-storage units are connected with the wind power generation unit and can store the wind power generation unit and produce
Electric energy, the energy-storage units are also connected with the electric heating modular converter and/or the reverse osmosis units.
3. island according to claim 1 generates electricity and sea water desalting integral system, it is characterised in that the diesel generation
Machine unit is by cooling down water-cooled and including cooling water inlet and coolant outlet, the low temperature multiple-effect distillation unit passes through thermal source
Water heat supply is distilled and including thermal source water inlet and thermal source water out, and the waste heat recovery module includes cooling water heat exchanger and flue gas
Heat exchange unit, the cooling water heat exchanger includes that head and the tail two ends connect with the cooling water inlet and coolant outlet respectively
One passage and head and the tail two ends respectively with the thermal source water inlet and the second channel of the heat source water outlet, the cooling
Water flows through the diesel-driven generator unit and is heated up to during the first passage, and the heat source water flows through the low temperature multiple-effect distillation list
Unit flows again after being heated up to cooling during the second channel and with the cooling water heat-shift of intensification in the first passage
Enter the low temperature multiple-effect distillation unit, while the cooling water is by cooling flows into the diesel oil hair again after the second channel
Electric motor units；The diesel-driven generator unit also includes the exhanst gas outlet of discharge flue gas, and the flue gas heat exchange unit includes one end
The third channel connected with the exhanst gas outlet and head and the tail two ends connect with the thermal source water inlet and the thermal source water out respectively
Logical fourth lane, flow through the heat source water after low temperature multiple-effect distillation unit cooling in the fourth lane with it is described
Flue gas in third channel back flows back into the low temperature multiple-effect distillation unit after carrying out heat exchange intensification.
4. island according to claim 3 generates electricity and sea water desalting integral system, it is characterised in that the flue gas heat exchange
Unit includes the high-temperature flue gas heat exchanger and low-temperature flue gas heat exchanger that are set along the gas circuit of the flue gas, and the third channel includes
High temperature third channel and low temperature third channel in the high-temperature flue gas heat exchanger and the low-temperature flue gas heat exchanger are respectively arranged on,
The fourth lane includes the high temperature four-way being respectively arranged in the high-temperature flue gas heat exchanger and second flue gas heat-exchange unit
Road and low temperature fourth lane.
5. island according to claim 4 generates electricity and sea water desalting integral system, it is characterised in that the low-temperature flue gas
Heat exchanger is nonmetallic heat exchanger.
6. island according to claim 1 generates electricity and sea water desalting integral system, it is characterised in that also including for arranging
Go out the drainage arrangement of strong brine, the low temperature multiple-effect distillation unit includes preheating assembly and distillation component, the preheating assembly bag
Former seawater inlet and preheating seawer outlet are included, the drainage arrangement is connected to discharge strong brine with the preheating seawer outlet, and
The distillation component connects distillation and desalinizes seawater with the preheating seawer outlet.
7. island according to claim 6 generates electricity and sea water desalting integral system, it is characterised in that the counter-infiltration list
Unit includes reverse osmosis module and energy recovery assemblies, and the reverse osmosis module is connected with the preheating seawer outlet and desalinized seawater,
One end of the energy recovery assemblies is connected the pressure of the high-pressure thick salt for reclaiming its discharge, the other end with the reverse osmosis module
Connect to discharge the strong brine after step-down with the drainage arrangement.
8. island generates electricity and sea water desalting integral system according to claim 1, it is characterised in that also including fresh water collecting
Processing module, the fresh water collecting processing module includes distillation fresh-water tank, reverse osmosis freshwater case and quenched fresh-water tank, the distillation
Fresh-water tank connects collection distilled water with the low temperature multiple-effect distillation unit, and the reverse osmosis freshwater case connects with the reverse osmosis units
Logical to collect reverse osmosis water, the quenched fresh-water tank connects mixing distilled water with the reverse osmosis freshwater case and the distillation fresh-water tank
Temper water is formed with reverse osmosis water.
9. a kind of island generates electricity and sea water desalting integral method, it is characterised in that comprise the following steps：
When power load of the generation load that wind power generation unit is produced more than conventional power user, the unnecessary generating is born
When lotus driving reverse osmosis units still have residue after desalinizing seawater, while the reverse osmosis units desalinize seawater, electric heating modulus of conversion
Block drives low temperature multiple-effect distillation unit to desalinize seawater after converting electric energy to heat energy；
When power load of the generation load that wind power generation unit is produced less than or equal to conventional power user, the wind-power electricity generation
Unit and diesel-driven generator unit are powered, and are transferred to after the heat that the waste heat recovery unit recovery diesel-driven generator is produced described
Low temperature multiple-effect distillation unit desalinizes seawater, and can be desalinized seawater using reverse osmosis units described in electrical energy drive simultaneously.
10. island according to claim 9 generates electricity and sea water desalting integral method, it is characterised in that also including following
Step：
When the generation load that wind power generation unit is produced meets the conventional power user, the reverse osmosis units and the electric heating
Still there is residue after the power load of modular converter, the remaining generation load is stored in energy storage device；
When power load of the generation load less than or equal to the conventional power user that wind power generation unit is produced, the wind-force hair
Electric unit combines the power load that power supply meets the conventional power user and the reverse osmosis units with the energy storage device, leads to
The reverse osmosis units are crossed to desalinize seawater；
When wind power generation unit produce generation load be zero and the energy storage load of energy storage device more than conventional power user use
During electric load, while the energy storage load meets the power load of the conventional power user, the reverse osmosis units are driven
Desalinize seawater or do not start the reverse osmosis units.
When wind power generation unit produce generation load be zero and the energy storage load of energy storage device less than conventional power user use
During electric load, the diesel-driven generator unit is powered, and the waste heat recovery unit reclaims the heat that the diesel-driven generator is produced
After be transferred to the low temperature multiple-effect distillation unit and desalinize seawater, and can simultaneously drive the reverse osmosis units to desalinize seawater.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069775.8A CN106830193A (en) | 2017-02-08 | 2017-02-08 | Island generates electricity and sea water desalting integral system and method |
| PCT/CN2017/076621 WO2018145346A1 (en) | 2017-02-08 | 2017-03-14 | Island power generation and seawater desalination integration system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069775.8A CN106830193A (en) | 2017-02-08 | 2017-02-08 | Island generates electricity and sea water desalting integral system and method |
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| CN106830193A true CN106830193A (en) | 2017-06-13 |
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| CN201710069775.8A Pending CN106830193A (en) | 2017-02-08 | 2017-02-08 | Island generates electricity and sea water desalting integral system and method |
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| CN (1) | CN106830193A (en) |
| WO (1) | WO2018145346A1 (en) |
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| CN110845065A (en) * | 2019-11-07 | 2020-02-28 | 江苏科技大学 | Novel sea water desalination system based on marine engine |
| CN111330420A (en) * | 2020-03-11 | 2020-06-26 | 山东大学 | Smoke whitening and water supplying system and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110344898B (en) * | 2019-08-05 | 2024-04-23 | 上海发电设备成套设计研究院有限责任公司 | Absorption type sea water desalination and closed cycle power generation system |
| CN115367824A (en) * | 2021-05-19 | 2022-11-22 | 中国石油化工股份有限公司 | Comprehensive seawater utilization method and system |
| CN115085511B (en) * | 2022-05-31 | 2024-08-30 | 郑州枫伙电力科技有限公司 | Wind turbine generator system converter air cooling system |
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| WO2018145346A1 (en) | 2018-08-16 |
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