CN116689464A - Distributed garbage treatment and energy supply system suitable for islands - Google Patents
Distributed garbage treatment and energy supply system suitable for islands Download PDFInfo
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- CN116689464A CN116689464A CN202310937823.6A CN202310937823A CN116689464A CN 116689464 A CN116689464 A CN 116689464A CN 202310937823 A CN202310937823 A CN 202310937823A CN 116689464 A CN116689464 A CN 116689464A
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- 238000004146 energy storage Methods 0.000 claims abstract description 61
- 239000013535 sea water Substances 0.000 claims abstract description 35
- 238000000197 pyrolysis Methods 0.000 claims abstract description 33
- 238000010612 desalination reaction Methods 0.000 claims abstract description 31
- 230000005611 electricity Effects 0.000 claims abstract description 14
- 239000013505 freshwater Substances 0.000 claims abstract description 13
- 238000010248 power generation Methods 0.000 claims description 51
- 239000002918 waste heat Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000007726 management method Methods 0.000 claims description 14
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 238000013439 planning Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 abstract description 6
- 238000011161 development Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 239000007789 gas Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000012384 transportation and delivery Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 238000010795 Steam Flooding Methods 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
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- 238000012983 electrochemical energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
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Abstract
The invention discloses a distributed garbage disposal and energy supply system suitable for islands, which comprises: the garbage collection and storage module is arranged near a residential area, the garbage collected by the garbage collection and storage module is pyrolyzed, the energy storage module is used for storing electric energy generated by the garbage pyrolysis and generation module, the energy management system is connected with the energy storage module, the regional power grid is connected with the energy management system, the regional power grid provides electric energy for residents, the energy storage module is connected with the renewable energy source generation module, the renewable energy source generation module is simultaneously connected with the regional power grid, the regional power grid is connected with the sea water desalination module, the sea water desalination module can be used for desalinating sea water for residents in the residential area, the garbage pyrolysis and generation module can be used for providing heat energy for residents in the residential area, the autonomous supply of electricity, heat and fresh water of remote islands can be realized, the dependence on the outside is reduced, and meanwhile, the garbage is subjected to recycling treatment, so that the green sustainable development is realized.
Description
Technical Field
The invention belongs to the technical field of power industry, and particularly relates to a distributed garbage disposal and energy supply system suitable for islands.
Background
At present, a large number of islands are far away from continents, and people living on the islands for a long period of time need to provide basic water and electricity heating supply for the people for the long period of time. At present, the power on islands is mainly provided by diesel generators, and diesel is supplied by periodic transportation from continents; the diesel power generation has the problems of high cost, high noise, high carbon emission, high pollution emission and the like.
Therefore, how to overcome the above-mentioned drawbacks has become an important issue to be solved by the person skilled in the art.
Disclosure of Invention
The invention overcomes the defects of the technology, and provides the distributed garbage treatment and energy supply system suitable for the islands, which can realize autonomous supply of electricity, heat and fresh water of remote islands, reduce dependence on the outside, and realize the recycling treatment of garbage and the sustainable development of green.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a distributed refuse treatment and energy supply system for islands, comprising: the garbage collection and storage module is arranged near a residential area, the garbage collected by the garbage collection and storage module is pyrolyzed, the energy storage module is used for storing electric energy generated by the garbage pyrolysis and generation module, the energy storage system is connected with the energy storage module, the regional power grid is connected with the energy storage system, the regional power grid provides electric energy for residents, the energy storage module is connected with the renewable energy generation module, the renewable energy generation module is simultaneously connected with the regional power grid, the regional power grid is connected with the sea water desalination module, the sea water desalination module can be used for desalinating sea water to be drunk by residents in the residential area, and the garbage pyrolysis and generation module provides heat energy for residents in the residential area.
Preferably, when the garbage pyrolysis power generation module is connected with the waste heat utilization module, the waste heat utilization module utilizes the waste heat generated by the garbage pyrolysis combustion to heat the domestic water by using the heat exchanger, so that the waste heat utilization is realized.
Preferably, when the renewable energy power generation module includes a photovoltaic power generation module and a wind power generation module as described above.
Preferably, when the number of the garbage collection and storage modules is matched according to the layout plan of the residential area, the household garbage generation amount and the historical electricity consumption data as described above, the number of the garbage collection and storage modules is one or more.
Preferably, when the energy management system is distributed according to the electric energy of the energy storage module as described above, the renewable energy generation module preferentially supplies the electric energy to the regional power grid, and when the regional power grid is excessively supplied, the renewable energy generation module stores the excessive electric energy to the energy storage module.
Preferably, when the energy storage module is close to full capacity and the electric energy of the regional power grid is supplied excessively as described above, the sea water desalination module is connected into the regional power grid, the excessive electric energy is used for sea water desalination, and when fresh water resources are insufficient, the sea water desalination module is also connected into the regional power grid, and the fluctuation of the power grid is balanced through the distributed energy storage equipment.
Preferably, when a plurality of residential areas exist on the island, the main power grid is arranged to connect regional power grids of all residential areas, so that the electric energy sharing of the whole island is realized, and the mutual assistance in the aspects of power grid peak shaving and sea water desalination among different residential areas is realized.
Preferably, the energy management system optimizes the working condition of the garbage pyrolysis power generation module according to the historical electricity consumption data, and realizes the partial peak shaving function by adjusting the working condition of the garbage pyrolysis power generation module under the condition of ensuring the garbage treatment efficiency.
The invention aims to provide a distributed garbage treatment and energy supply system suitable for islands, which combines the working principles and component arrangement of the existing distributed garbage treatment, renewable energy power generation, energy storage and peak shaving, sea water desalination and waste heat utilization, can realize the autonomous supply of electricity, heat and fresh water of remote islands, reduces the dependence on the outside, and simultaneously carries out recycling treatment on garbage, thereby realizing green sustainable development.
The invention provides a distributed garbage treatment and energy supply system suitable for islands, which comprises a garbage collection and storage module, a garbage pyrolysis power generation module, a power generation module capable of generating energy, a peak shaving module, a waste heat utilization module and a sea water desalination module, wherein the modules are cooperated to maintain the supply of electricity, hot water and fresh water to residential areas;
the garbage collection and storage module is used for collecting and storing household garbage in a residential area, residents put the garbage into a garbage transfer box, the transfer box is transported to a nearby distributed garbage disposal point of the residential area through a transport vehicle, and the garbage is collected and stored through a garbage bin;
the garbage pyrolysis power generation module is used for generating power by utilizing combustion heat of combustible gas generated by garbage pyrolysis, the combustible gas is combusted to heat circulating water of steam circulation, and high-pressure steam drives a steam turbine to generate power;
the renewable energy power generation module is used for generating power by utilizing a photovoltaic array and a wind driven generator, and corresponding equipment is arranged at the periphery of a residential area to convert solar energy and wind energy into electric energy;
the peak regulation module is used for absorbing excessive renewable energy and electric energy generated by garbage pyrolysis power generation by utilizing an electrochemical energy storage device and releasing the electric energy when the power grid demand is high so as to achieve the peak regulation effect;
the waste heat utilization module is used for heating domestic water by utilizing waste heat generated by pyrolysis combustion of the waste by using a heat exchanger so as to realize waste heat utilization;
the seawater desalination module is used for driving the seawater desalination device by using the surplus electric energy so as to provide fresh water resources for residential areas.
As a further preferable mode of the invention, according to the layout planning of the residential area, the household garbage generation amount and the historical electricity consumption data, matched distributed garbage disposal points, a photovoltaic array and a wind driven generator are arranged around the residential area, and one or more distributed garbage disposal points can be arranged according to the scale of the residential area.
As a further preferred aspect of the present invention, the entire residential area is a regional power grid, the energy storage devices are also distributed according to the power generation amounts of the power generation devices, the power generation devices preferentially supply electric energy to the regional power grid, and when the power grid is supplied excessively, the power generation devices store excessive electric energy into the energy storage devices according to the priority order of the wind power generator-photovoltaic array-turbine.
As a further preferred aspect of the invention, renewable energy sources are used for supplying power mainly in daytime, distributed garbage pyrolysis power generation is used for mainly after solar radiation is gradually weakened in afternoon, and the storage and release of the distributed energy storage units are used for matching the electric energy supply and the electric energy demand.
As a further preferred aspect of the invention, when the energy storage device is near full capacity and the electric power supply of the electric network is excessive, the sea water desalination device is connected into the electric network, the excessive electric power is used for sea water desalination, and when the fresh water resource is insufficient, the sea water desalination device is connected into the electric network, and the fluctuation of the electric network is balanced through the distributed energy storage device.
As a further preference of the invention, when a plurality of residential areas exist on the island, the main power grid is arranged to connect regional power grids of all residential areas, so that the electric energy sharing of the whole island is realized, and the mutual assistance in the aspects of power grid peak shaving and sea water desalination among different residential areas can be realized.
As a further preference of the invention, the working condition of the garbage pyrolysis power generation is optimized according to the historical power consumption data, and the partial peak regulation function is realized by adjusting the working condition of the steam turbine under the condition of ensuring the garbage treatment efficiency.
As a further preference of the invention, the domestic garbage realizes the nearby treatment, and meanwhile, the fresh water, the hot water and the electric energy also realize the nearby supply, thereby effectively reducing the transportation cost and the loss and obviously improving the system efficiency.
The distributed garbage disposal is a modern on-site garbage disposal method, has the advantages of reducing transportation cost, improving resource utilization rate, reducing influence on environment, being flexible to arrange and the like, and is a sustainable and efficient garbage disposal method. Aiming at the traffic convenience of islands and continents, the distributed garbage treatment is pushed to the islands, so that the cost of garbage treatment and the influence on the environment can be greatly reduced, meanwhile, garbage can be effectively recycled through power generation after garbage pyrolysis, the islands are powered, and the flue gas generated by pyrolysis after combustion can be used for waste heat recovery, so that the utilization rate of resources is improved.
The scale of renewable energy sources is in high-speed development, wherein photovoltaic power generation and wind power generation are taken as main materials, reports show that the ratio of wind energy and solar energy in a global energy structure reaches 12% in 2022 years, and aiming at the difficult power transmission areas such as islands, self-sufficiency of the local wind energy and solar energy for electric energy is one of main ways for solving the energy supply problem, and wind-solar-energy-storage integrated power generation system is built by adding energy storage, so that the power generation fluctuation of wind power and photovoltaic can be effectively relieved, and stable energy supply is realized. In addition, when surplus electric energy occurs, the energy storage device is used for sea water desalination, so that the utilization rate of renewable energy sources can be effectively improved, and support is provided for self-supply of resources of remote islands.
The energy management system (Energy Management System, EMS) is an intelligent system integrating software and hardware for monitoring, controlling and optimizing energy flow and energy consumption in an energy system. Based on data acquisition, analysis and decision support technology, the system can monitor the running state, the energy consumption condition and the environmental condition of energy equipment in real time, thereby realizing efficient management and optimization of energy.
Functions of energy management system
1. Monitoring and collecting: the energy management system monitors the generation, storage and consumption of energy in the energy storage facility in real time through the sensor and the instrument equipment. It can collect various data including battery charge and discharge state, temperature, voltage, current, etc.
2. Data analysis and optimization: the energy management system processes and analyzes the collected data by means of advanced data analysis technology to understand the working state and performance of the energy system. Through analysis of the data, potential problems in the energy system can be found out, and optimization suggestions such as adjustment of charge and discharge strategies, optimization of energy utilization efficiency and the like are provided.
3. Energy scheduling and control: the energy management system can intelligently schedule and control energy according to real-time energy demands and system operation conditions. According to the method, the charging and discharging operations of the energy storage facilities can be reasonably arranged according to factors such as demand prediction, electricity price conditions, power grid loads and the like, so that the energy can be efficiently utilized and saved.
4. Fault detection and safety protection: the energy management system can timely detect and alarm fault conditions in the energy storage facilities, such as over-discharge, over-charge, abnormal temperature and the like of the battery, so that safe operation of the energy storage facilities is guaranteed. Meanwhile, the energy storage system can be linked with a distribution network system to realize remote control and protection of energy storage facilities.
The energy management system is widely applied to the new energy storage industry, including the fields of solar energy storage, wind energy storage, electric vehicle charging piles and the like. The intelligent energy storage system can help the energy storage facilities to realize intelligent operation management, improve the energy utilization efficiency, reduce the operation cost, and simultaneously provide support for power grid dispatching and energy markets.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a distributed garbage treatment and energy supply system suitable for islands, and household garbage generated in residential areas of the islands is directly treated on site without being transported outside the islands, and is pyrolyzed into combustible gas in a distributed treatment mode, so that the combustible gas is further used for combustion power generation, the recycling treatment of the garbage is realized, and the influence on the environment is effectively reduced.
2. The invention provides a distributed garbage treatment and energy supply system suitable for islands, which combines renewable energy sources to generate power, realizes autonomous supply of electric energy of the islands, does not need an external power grid to supply energy, and is provided with distributed energy storage equipment to carry out peak shaving so as to balance the supply and demand of electric energy in the islands.
3. The invention provides a distributed garbage treatment and energy supply system suitable for islands, which improves the utilization rate of resources by recovering waste heat of combustible gas smoke, improves the utilization rate of renewable energy sources by using surplus electric energy of a power grid for sea water desalination, and realizes autonomous supply of electricity, hot water and fresh water in the islands.
4. The invention provides a distributed garbage treatment and energy supply system suitable for islands, which is used for carrying out distributed arrangement on renewable energy power generation, garbage treatment and energy storage, so that the flexibility of the system is effectively improved, the nearby supply of fresh water, hot water and electric energy is realized, and the transportation cost and loss are effectively reduced.
5. The invention builds a distributed garbage treatment and energy supply system suitable for islands based on technologies such as distributed garbage treatment, renewable energy power generation, energy storage peak shaving, sea water desalination and waste heat utilization, and forms a set of autonomous supply system of electricity, hot water and fresh water in the islands, thereby realizing the purposes of harmless and recycling treatment of garbage in the islands, realizing self-sufficiency of various resources, and effectively helping to realize the aim of double carbon.
Drawings
Fig. 1 is a block diagram of the structure of the present invention.
Fig. 2 is a schematic illustration of the process flow of the present invention.
The reference numbers in the figures correspond to names:
101. a transport vehicle; 102. A garbage bin; 103. A garbage pyrolysis power generation module;
104. a burner; 105. A first heat exchanger; 106. A second heat exchanger;
107. domestic hot water; 108. A steam turbine; 109. A condenser;
110. a circulating water pump; 111. A generator; 112. An energy storage device;
113. a photovoltaic power generation device; 114. a wind power generation device; 115. A regional power grid;
116. a sea water desalination device; 117. and electricity is used for living in residential areas.
Detailed Description
The features of the present invention and other related features are described in further detail below by way of example to facilitate understanding by those skilled in the art.
In this embodiment, it should be understood that the directions or positional relationships indicated by the terms "middle", "upper", "lower", "top", "right", "left", "upper", "back", "middle", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention.
As shown in fig. 1 to 2, a distributed garbage disposal and energy supply system for islands, comprising: the garbage collection and storage module is arranged near a residential area, the garbage collected by the garbage collection and storage module is pyrolyzed, the energy storage module is used for storing electric energy generated by the garbage pyrolysis and generation module, the regional power grid is connected with the energy storage module, the regional power grid provides electric energy for residents, the energy storage module is connected with the renewable energy source power generation module, the renewable energy source power generation module is simultaneously connected with the regional power grid, the regional power grid is connected with the sea water desalination module, the sea water desalination module can be used for desalinating sea water to be drunk by residents in the residential area, and the garbage pyrolysis and generation module provides heat energy for the residents in the residential area.
As shown in fig. 2, in this embodiment, the garbage pyrolysis power generation module is connected with a waste heat utilization module, and the waste heat utilization module utilizes the waste heat generated by the garbage pyrolysis combustion to heat the domestic water by using a heat exchanger, so as to realize waste heat utilization.
As shown in fig. 2, in the present embodiment, the renewable energy power generation module includes a photovoltaic power generation module and a wind power generation module.
As shown in fig. 1 and fig. 2, in this embodiment, the number of the garbage collection and storage modules is one or more according to the layout plan of the residential area, the domestic garbage generation amount and the historical electricity consumption data.
As shown in fig. 1 and 2, in the present embodiment, a peak shaving module is connected between the energy storage module and the regional power grid, the peak shaving module is distributed according to the electric energy of the energy storage module, the renewable energy power generation module preferentially supplies the electric energy to the regional power grid, and when the regional power grid is excessively supplied, the renewable energy power generation module stores the excessive electric energy to the energy storage module.
As shown in fig. 1 to 2, as an embodiment of the present invention, the garbage pyrolysis power generation system comprises a garbage collection module, a garbage pyrolysis power generation module, a renewable energy power generation module, a peak shaving module, a waste heat utilization module and a sea water desalination module; the distributed garbage disposal and energy supply system totally relates to 4 different links, and comprises garbage collection and storage, power supply, energy storage peak regulation and other resource supply.
The method comprises the following steps:
and (5) garbage collection and storage: as shown in fig. 1 and 2, household garbage in a residential area is distributed in garbage cans at each delivery point, garbage is delivered to nearby distributed garbage disposal points by a delivery truck at regular intervals, the garbage is required to be classified and screened once in the garbage collection and storage process, so that the emission of pollution gas in the pyrolysis process is ensured to be as little as possible, the garbage is pyrolyzed under the condition of oxygen deficiency or no oxygen, and accordingly combustible low-molecular compounds can be separated, the garbage reduction degree can reach 90% -95%, and the efficient resource utilization of the garbage is realized.
And (3) power supply: as shown in fig. 1 and fig. 2, the combustible low molecular compounds generated by pyrolysis of garbage are used for combustion to circularly supply heat for steam, so that a steam turbine is driven to generate power, in addition, the power supply in the island also comprises a photovoltaic array and a wind driven generator, wherein the electric energy output of the photovoltaic array is influenced by the illumination amplitude, the electric energy output peaks at noon and around in the daytime in a trend of ascending and descending; the wind driven generator is mainly affected by wind speed, and no specific periodic fluctuation rule exists; the turbine electric energy output is comparatively stable, can set up its operating period and electric energy output manually.
According to the characteristics of the power supply unit, the photovoltaic power generation energy supply is mainly used in daytime, the steam turbine is in a stop state or a low-load state, the steam turbine is mainly used for supplying power at night, the photovoltaic array does not output electric energy, and wind energy is inserted into the power supply for one whole day.
Energy storage peak regulation: as shown in fig. 1 and 2, the power supply units except the steam turbine have unpredictable fluctuation states of electric energy output, and meanwhile, the electric power demand in the residential area is in fluctuation at any time, so that energy storage devices are required to be arranged for balance adjustment, the energy storage devices are arranged nearby according to the scale and characteristics of each power generation unit, the energy storage devices are used for storing redundant electric energy when the power supply is excessive, and the energy storage devices are used for releasing the electric energy to meet the power grid demand when the power supply is insufficient, and the electric energy generated by wind energy is preferentially stored when the electric energy is excessive because the fluctuation of wind power generation is maximum; the volatility of the photovoltaic power generation is directly related to the radiation factor, so that the prediction is easy, and when the capacity of energy storage equipment deployed beside the wind driven generator reaches a high level and the electric energy is still excessive, part of the electric energy generated by solar energy is stored; and when the capacity of the energy storage equipment is high and the electric energy supply is excessive, the electric energy generated by part of the steam turbine is stored, and meanwhile, the output power of the steam turbine is quickly adjusted, so that the functions of energy storage and double peak shaving of the steam turbine are realized.
Other resource supplies: as shown in fig. 1 and 2, besides electric energy, the system can also provide hot water and fresh water resources, and because the working period of the steam turbine is generally at night, the period of generating hot water by using flue gas waste heat is relatively close to the period of requiring hot water in a residential area, and the hot water resources can be better utilized; when all energy storage facilities are at high level and the electric energy of the power grid is still excessive, besides peak regulation by using a steam turbine, the surplus electric energy can be used for sea water desalination, so that the recycling utilization efficiency of garbage is improved, when garbage is accumulated more and needs to be treated as soon as possible, the electric energy can be consumed by a method for sea water desalination by pyrolysis power generation, flexible regulation and control of each link are realized, and the condition of resource waste is avoided.
The foregoing is only exemplary of the invention, and other embodiments of the invention are possible, and all modifications, equivalents and alternatives of the invention are intended to fall within the scope of the invention as claimed.
Claims (7)
1. A distributed refuse treatment and energy supply system for islands, comprising: the garbage collection and storage module is arranged near a residential area, the garbage collected by the garbage collection and storage module is pyrolyzed, the energy storage module is used for storing electric energy generated by the garbage pyrolysis and generation module, the energy storage system is connected with the energy storage module, the regional power grid is connected with the energy storage system, the regional power grid provides electric energy for residents, the energy storage module is connected with the renewable energy generation module, the renewable energy generation module is simultaneously connected with the regional power grid, the regional power grid is connected with the sea water desalination module, the sea water desalination module can be used for desalinating sea water to be drunk by residents in the residential area, and the garbage pyrolysis and generation module provides heat energy for residents in the residential area.
2. The distributed refuse treatment and energy supply system for islands according to claim 1, characterized in that: the garbage pyrolysis power generation module is connected with a waste heat utilization module, and the waste heat utilization module utilizes waste heat generated by garbage pyrolysis combustion to heat domestic water by using a heat exchanger, so that waste heat utilization is realized.
3. The distributed refuse treatment and energy supply system for islands according to claim 1, characterized in that: the number of the garbage collection and storage modules is one or more according to the layout planning of the residential area, the household garbage generation amount and the historical electricity consumption data.
4. The distributed refuse treatment and energy supply system for islands according to claim 1, characterized in that: the energy management system is distributed according to the electric energy of the energy storage modules, the renewable energy power generation modules preferentially supply the electric energy to the regional power grid, and when the regional power grid is in excess of electric energy supply, the renewable energy power generation modules store the excess electric energy to the energy storage modules.
5. The distributed refuse treatment and energy supply system for islands according to claim 1, characterized in that: when the energy storage module is close to full capacity and the electric energy supply of the regional power grid is excessive, the seawater desalination module is connected into the regional power grid, the excessive electric energy is used for seawater desalination, and when fresh water resources are insufficient, the seawater desalination module is connected into the regional power grid, and the fluctuation of the power grid is balanced through the distributed energy storage equipment.
6. The distributed refuse treatment and energy supply system for islands according to claim 1, characterized in that: when a plurality of residential areas exist on the island, the main power grid is arranged to connect regional power grids of all residential areas, so that the electric energy sharing of the whole island is realized, and the mutual assistance in the aspects of power grid peak shaving and sea water desalination among different residential areas is realized.
7. The distributed refuse treatment and energy supply system for islands according to claim 1, characterized in that: the energy management system optimizes the working condition of the garbage pyrolysis power generation module according to historical power consumption data, and achieves a partial peak regulation function by adjusting the working condition of the garbage pyrolysis power generation module under the condition of ensuring garbage treatment efficiency.
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