CN107968428A - A kind of smart home energy distribution system and its implementation - Google Patents

A kind of smart home energy distribution system and its implementation Download PDF

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Publication number
CN107968428A
CN107968428A CN201711170270.7A CN201711170270A CN107968428A CN 107968428 A CN107968428 A CN 107968428A CN 201711170270 A CN201711170270 A CN 201711170270A CN 107968428 A CN107968428 A CN 107968428A
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CN
China
Prior art keywords
energy
home
electric
home energy
heat
Prior art date
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Pending
Application number
CN201711170270.7A
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Chinese (zh)
Inventor
段青
盛万兴
王丹
仇红亚
刘斌
徐嘉超
赵彩虹
马春艳
李振
沙广林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
Original Assignee
Huazhong University of Science and Technology
State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
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Application filed by Huazhong University of Science and Technology, State Grid Corp of China SGCC, China Electric Power Research Institute Co Ltd CEPRI filed Critical Huazhong University of Science and Technology
Priority to CN201711170270.7A priority Critical patent/CN107968428A/en
Publication of CN107968428A publication Critical patent/CN107968428A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/381Dispersed generators
    • H02J3/382Dispersed generators the generators exploiting renewable energy
    • H02J3/383Solar energy, e.g. photovoltaic energy
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D15/00Other domestic- or space-heating systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/10Arrangement or mounting of control or safety devices
    • F24D19/1006Arrangement or mounting of control or safety devices for water heating systems
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28Arrangements for balancing of the load in a network by storage of energy
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00Heat sources or energy sources
    • F24D2200/04Gas or oil fired boiler
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00Heat sources or energy sources
    • F24D2200/14Solar energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/10Photovoltaic [PV]
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers

Abstract

The present invention relates to a kind of smart home energy distribution system and its implementation, the distribution system includes home energy source side, home energy source router and home energy terminal;The home energy source side includes heating system and electric power system;The home energy source router is used to coordinate the energy proportion between the heat supply of the heating system and the power supply of the electric power system;The home energy terminal is used to receive the thermal energy and electric energy after the coordination of home energy source router.Home energy source router includes home energy source switching center and control centre, and wherein home energy source switching center includes electrical energy changer, natural gas heat production device, heat energy exchange device and electricity-heat converter.Home energy terminal then includes load and energy-storage system, and load is made of electric load and thermic load, and energy-storage system then includes electric storage device and regenerative apparatus;While the optimization of home energy coordinated allocation is carried out under system provided by the invention can make home-use energy diversification, meet that family daily life use can plan and save with energy cost.

Description

A kind of smart home energy distribution system and its implementation
Technical field
The present invention relates to field of power, and in particular to a kind of smart home energy distribution system and its implementation.
Background technology
The energy is considered as the energy source for being capable of providing the forms such as heat, light, power, including fossil energy, nuclear energy, wind Energy, water energy, luminous energy etc..19th century electricity discovery and the development and utilization of the mechanical technique such as utilization, internal combustion engine pushed directly on two The secondary industrial revolution, has promoted the fast development of human civilization last 100 years, while also causes rapidly consumption and the energy of fossil energy Demand size is continuously increased, and excavating the new energy and improving efficiency of energy utilization becomes the current energy supply and demand contradiction of alleviation Effective way.At present, China preliminarily formed based on coal, centered on electric power, petroleum gas and renewable energy The energy exploitation and application overview of source development in an all-round way.Realize that following targets become the striving direction accepted extensively at present:1) protect Card regenerative resource can timely and appropriately be converted into required energy form;2) ensure the efficient utilization of the energy, avoid production, The loss of the links such as transmission, distribution.In this course, information processing and utilization will be in basic status, be information The application and development of technology provide unprecedented opportunities and challenge.
Internet passes through the development in more than 40 years, it has also become efficient information transmission and shared important carrier.In the energy Under increasingly competitive background, famous American scholar Jeremy Rifkin professor is in its monograph within 2011《The third time industrial revolution》In carry The concept of " energy internet " is gone out.Energy internet is exactly the energy and the product of internet deep fusion, is had become current International academic community and the new focus of industrial circle concern, and energy industry another leading edge developments direction and important after intelligent grid Problem.Energy internet is intended to realize energy resource supply and the application based on regenerative resource using information technology and energy technology System.Accordingly, it is capable to source interconnection net is the height fusion of " information flow, energy flow, control stream ", it is ensured that the energy, which uses, more may be used Lean on, is economical and convenient, supporting the functions such as intelligence is supplied and personalization utilizes.Meanwhile for energy internet in energy access, energy The facing challenges such as source control and energy source, use for reference the design concept of switching equipment in Internet, and design can realize energy " energy source router " (the energy router) of source network interconnection, scheduling and control is that one kind of structure energy internet is directly perceived Feasible scheme.
Efficient utilize of distributed generation resource (DGs) is the hot spot currently paid close attention to both at home and abroad, receives national governments, production Industry, academia give more sustained attention.It is " on the spot for wind energy, the mode that efficiently uses of solar energy distributed regenerative resource Collection, stores, uses on the spot on the spot ".The features such as randomness and intermittence for having due to renewable energy power generation, DGs user Side multiple spot, scattered access can cause distribution power flow complex distribution changeable, not only bring the electric energy matter such as voltage fluctuation, frequency fluctuation Amount problem, the problems such as also causing system protection malfunction, tripping and sensitivity decrease, in some instances it may even be possible to influence power grid security fortune OK.Conventional electric power equipment, electric network composition and running technology etc. are more next in terms of more and more distributed type renewable power supplys are received More seem unable to do what one wishes, although it is that the current distributed generation resource high permeability that solves accesses distribution that power distribution network is accessed in a manner of micro-capacitance sensor The effective ways of net, but each distribution needs the other equipments such as grid-connection converter so that complicated, inefficiency.
The content of the invention
To solve above-mentioned deficiency of the prior art, the object of the present invention is to provide a kind of smart home energy distribution system And its implementation, while making home-use energy diversification beneficial to home energy coordination optimization distribution, meet family daily life With can plan and save with can cost.
The purpose of the present invention is what is realized using following technical proposals:
The present invention provides a kind of smart home energy distribution system, it is theed improvement is that:The distribution system includes house Front yard can source, home energy source router and home energy terminal;
The home energy source side includes heating system and electric power system;
The home energy source router is used to coordinate between the heat supply of the heating system and the power supply of the electric power system Energy proportion;
The home energy terminal is used to receive the thermal energy and electric energy after the coordination of home energy source router.
Further:
The home energy source router is in energy optimal control control centre, including home energy source switching center and control The heart;The energy conversion center is used for realization the conversion of the electric energy of the energy source, combustion of natural gas produces thermal energy, electric energy conversion For thermal energy;Control centre converges to the thermal energy energy concentration progress coordinated allocation and is transferred to load or storing up electricity or accumulation of heat dress Put;
The home energy terminal includes load and energy-storage system.
Further:The heating system includes natural gas and solar heating system;The electric power system includes distribution Net and distributed power generation unit.
Further:The load is made of electric load and thermic load;The energy-storage system includes electric storage device and accumulation of heat Device.
Further:The home energy source switching center is used for realization the conversion of energy source electric energy, combustion of natural gas produces Thermal energy, electric energy are converted to thermal energy;
The home energy source switching center include electrical energy changer, natural gas heat production device, heat energy exchange device and Electricity-heat converter;
The electrical energy changer is used for realization between electric energy and electric energy and directly converts;The natural gas heat production device is using clearly Clean energy gas burning produces thermal energy;The thermal energy that the heat energy exchange device is used to produce solar heating system is further Heat exchange is carried out to reach the requirement of user's heat supply;The electricity-heat converter is used for electric energy of the home energy source side by conversion Be converted to heat.
Further:The input port of the electrical energy changer power distribution network and distribution with home energy source side respectively Power generator output terminal connects;The output port of the electrical energy changer respectively with the input port of electricity-heat converter and The electric load of home energy terminal, electric storage device connection;
The input port of the natural gas heat production device is connected with the output port of home energy source side natural gas;The thermal energy The input port of switch is connected with the output port of home energy source side solar heating system;The natural gas heat production device It is connected with the output port of heat energy exchange device with the thermic load and regenerative apparatus of home energy terminal.
Further:The output device of the electricity-heat converter connects with the thermic load of home energy terminal and regenerative apparatus Connect.
Further:The control centre includes:
Control unit:For according to detecting system feedack, controlling home energy source side and home energy source router Home energy source switching center;
Network unit:For the communication being responsible in system between a unit, the control instruction that transmission control unit is sent;
Monitoring unit:Monitoring home energy source side, the equipment state of home energy source switching center, and run with each equipment in real time The form of parameter feeds back to control unit by controller unit;
Controller unit:Comprehensive analysis monitors the data of system acquisition, and feedback command makes it with optimal side to each unit Formula is run;
Remote control service unit:Being capable of remotely monitor manipulation intelligence in the case of for staying out in smart home user House system;
Database Unit:For real-time update and smart home each unit working status is recorded, generates daily record.
For monitor in real time home energy source side power supply device power generation/heat supply surplus, home energy end loads operating status, The energy between energy storage device state, and electric power flow network and heating power flow network is shared and information exchange.
The present invention also provides a kind of implementation method of smart home energy distribution system, it is theed improvement is that:
Home energy source side provides heating system and electric power system, and the heating system provides thermal energy, and electric power system provides electricity Energy;
The electric energy that the thermal energy and electric power system that heating system provides provide carries out eurythmy by home energy source router;
Thermal energy after coordination and electric energy are transmitted to home energy terminal.
Further:The heating system provides thermal energy, and electric power system provides electric energy, including:
By solar heating system, natural gas and by electric energy daily required thermal energy is provided by electricity-heat converter;
When the electric energy that distributed power generation produces is sufficient, electric energy needed for load is provided by distribution type photovoltaic power generation device, more Remaining electric energy is stored in power storage system;
Under rainy days, intensity of illumination deficiency or wind-force weaker condition, electric energy needed for load is by power distribution network, distributed power generation Device and power storage system provide jointly;Or
When solar heating system, three kinds of heating systems of natural gas and electricity-heat converter and power distribution network, distributed hair When electric installation electric power system works at the same time, heat supply and power supply ratio are coordinated by the control centre of home energy source router.
Compared with the immediate prior art, technical solution provided by the invention has an advantageous effect in that:
Compared with existing smart home energy distribution system, smart home energy distribution system provided by the invention is real The centralized distribution that home energy uses is showed, family is selected space bigger, realized comprehensive high-efficiency utilization using energy variation The energy, reduce the targets such as customer charge expenditure.
Technical solution provided by the invention realizes the energy distribution system to become more meticulous to smart home structure, as the energy The family of the minimum unit in consumption field, because its quantity size is huge, becomes the family of the pith in total energy consumption Energy expenditure, and proportion keeps the situation of sustainable growth.Smart home energy distribution system provided by the invention can make Domestic consumer effectively utilizes regenerative resource, substantially reduces dependence of the domestic consumer to power distribution network, is realizing energy-saving and emission-reduction Have important practical significance with the energy consumption for reducing user and with energy expense expenditure etc..
In addition, the energy-saving ring that technical solution provided by the invention on the basis of smart home energy distribution system, is made The living environment of guarantor, for playing highly important angle in the peak-valley difference for optimizing the balancing power network load distributed of home energy Color, improves comfort, convenience and the security of domestic environment.
Brief description of the drawings
Fig. 1 is the overall framework schematic diagram of smart home energy distribution system provided by the invention;
Fig. 2 is the structure diagram of solar heating system in smart home energy distribution system provided by the invention;
Fig. 3 is the structure diagram of natural gas system in smart home energy distribution system provided by the invention.
Embodiment
The embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to Put into practice them.Other embodiments can include structure, logic, it is electric, process and other change.Embodiment Only represent possible change.Unless explicitly requested, otherwise single component and function are optional, and the order operated can be with Change.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair The scope of bright embodiment includes the gamut of claims, and claims is all obtainable equivalent Thing.Herein, these embodiments of the invention can individually or generally be represented that this is only with term " invention " For convenience, and if in fact disclosing the invention more than one, the scope for being not meant to automatically limit the application is to appoint What single invention or inventive concept.
Embodiment one,
The present invention proposes a kind of smart home energy distribution system, realizes the centralized distribution that home energy uses, herein While home energy coordination optimization distribution is carried out under frame can make home-use energy diversification, meet family daily life energy Plan and save with energy cost.The present invention is directed to the intelligence with solar heating system, natural gas system and distributed power generation Household builds the higher energy distribution system of a set of feasibility, limits by using Spot Price, ladder gas price or directly most The methods of big energy uses guides or control uses corresponding load or energy-storage system in the specific time.
Smart home energy distribution system, including home energy source side, home energy source router and home energy terminal, institute Stating home energy source side mainly includes electric energy, natural gas and solar heating system, and the electric energy is from power distribution network and distributed hair Electric (photovoltaic generation, wind-power electricity generation etc.), the home energy source router is energy optimal control control centre, mainly including family Energy conversion center and control centre, the home energy source switching center share three energy input ports, two energy outputs Port, power input connection power distribution network and distributed power generation electric energy output end, other two energy input port difference Natural gas and solar heating system are connected, described two energy output ports then provide electric energy and thermal energy respectively to be made for user With the home energy terminal includes load and two parts of energy-storage system.
Further, the electric energy coordinates supply by power distribution network and distributed power generation power supply unit.Work as distributed power generation When the electric energy of generation is sufficient, electric energy needed for load is then provided by distributed power generation unit, and unnecessary energy is then stored in storing up electricity dress In putting.Under conditions of rainy days or intensity of illumination deficiency, electric energy needed for load is then by power distribution network, distributed power generation and storing up electricity Device provides jointly, is mainly coordinated closely with electric storage device, is filled using storing up electricity by power distribution network supply of electrical energy, the distributed power generation Putting can make the fluctuation of distributed power generation output power obtain greatly gentle control.
Further, the solar heating system includes:It is by the use of water as heat-storage medium, is received with flat plate collector Collect solar energy.If using water in heat collector circulation loop, and if unused anti-icing fluid, night or cloudy period be just in the winter time Need to be vented, in order to avoid freeze.A liquid-liquid heat exchanger is used between heat collector and heat storage water tank using needs during anti-icing fluid (it is known as heat exchanger a).Using during Hot-blast Heating, it is necessary to use water-air formula heat exchanger (be known as load heat exchanger).Work as storage When the heat of boiler cannot meet needs, then need auxiliary thermal source to supply heating load, such as use burnt gas wall hanging furnace or sky Adjust.
Further, the home energy source switching center includes electrical energy changer (such as rectifier, inverter), day Right gas heat production device, heat energy exchange device and electricity-heat converter, the electrical energy changer can realize electric energy and electric energy Between directly convert, possess some following function:The output power of Stable distritation formula power generation, in particular for photovoltaic generation then too The wide scope DC output voltage of positive energy battery component is converted to stable DC bus-bar voltage, can also be according to load character such as Electrical energy parameter conversion is carried out to power distribution network for DC load or AC load and power quality is managed collectively, the natural gas heat production dress Put and produce thermal energy using clean energy resource combustion of natural gas, the common device of family is burnt gas wall hanging furnace etc., the thermal energy exchange dress Put, the thermal energy that solar heating system produces further is subjected to heat exchange to reach the requirement of user's heat supply.
Further, the control centre monitors home energy source side power supply device power generation/heat supply surplus, family's energy in real time End loads operating status, energy-storage system state etc. are measured, realizes that the energy of electric power flow network/heating power flow network is shared and is handed over information Mutually, the energy requirement of responsivehomes energy terminal, supports the safe and stable operation of smart home Energy Management System.
Further, the load is made of electric load and thermic load, the electric load include air-conditioning, electric heater, Television set, washing machine, refrigerator, electric light, computer etc., the thermic load include heating, domestic water, health shower etc..
Further, the energy-storage system includes two parts of electric storage device and regenerative apparatus, the electric storage device by Storage battery, charge and discharge electric appliance and its controller are formed, and the storage battery is analysing valve control type lead-acid accumulator battery.
Smart home energy distribution system proposed by the present invention, its heat source have three kinds of selections:First by solar energy heating system System provides heat, and second provides heat by natural gas system, and the 3rd provides daily required heat by electric energy by electricity-heat converter Amount;Power supply has two kinds of selections:When the electric energy that distributed power generation produces is sufficient, electric energy is then by distributed photovoltaic power generation needed for load Device provides, and unnecessary energy is then stored in electric storage device;In rainy days, intensity of illumination is insufficient or the conditions such as wind-force is weaker Under, electric energy needed for load is then provided jointly by power distribution network, distributed power generation and electric storage device, mainly supplies electricity by power distribution network Energy.When three kinds of heating systems and two kinds of electric power systems work at the same time, coordinate to supply by home energy source router control centre Heat and power supply ratio, the operating mode of dynamic regulation smart home load realize using energy source variation, and energy utilization is maximum Change, expense expenditure minimizes, and improves home energy system stability, reduces dependence of the user to power distribution network.
The present invention is using natural gas system and air-conditioning, electric heater as the auxiliary thermal source of solar heating system, solar energy The device of heating system has the following aspects:
Heat collector:The species of solar thermal collector is very much, such as flat, electron tubes type, focusing and solar energy heating pond, In general, solar heating system is using the relatively low flat plate collector of temperature.This is because collected on earth surface unit area The solar radiant energy arrived is limited, it is necessary to larger collector area, and the flat-plate collector thermal efficiency is higher and cost is low highlights The advantage of its own.
Heat-storing device:Too can the storage of heating system generally use sensible heat and latent heat storage solar energy, heat accumulating can be with It is water, rock etc., the present invention intends using water as heat accumulating.For example, solar heating system needs to store the heat in day, with The house that the gross area is is counted, then needs left and right.During with water storing heat, when being using the temperature difference, it is necessary to heat storage water tank, if With solids such as cobbles come heat accumulation, then volume need to be, so can reduce volume when selection water is as heat accumulating.
It is the heat dissipation equipment for being arranged on heating room in a solar-heated system with hot systems.It can be common warm Gas piece, ceiling radiation plate, fan coil or terrestrial surface radiation plate.First three heat dissipation equipment is more demanding to work water temperature, and ground The temperature of plate surface is in left and right, utilizable water, so terrestrial surface radiation plate can be easily supporting with solar energy heating device Use.
The auxiliary thermal source of solar heating system is then that the heat supplied in solar energy cannot meet needs or in weather Change is big and in the case that quantity of heat storage is very limited, the device of supplement offer heat, such as burnt gas wall hanging furnace and air-conditioning.For example, such as The water (return water temperature of generation is) that fruit rooms requirement of system design uses, then auxiliary thermal source has three kinds of working statuses:When When heat-collecting temperature (or the temperature on thermal storage device top) exceedes, auxiliary thermal source does not work;When heat-collecting temperature is between, circulation is still So carried out by thermal storage device, auxiliary thermal source here functions as supplementary function, i.e., brings up to water temperature;When heat-collecting temperature (or heat accumulation temperature Degree) when dropping to defined limit (i.e. below), short circuit phenomenon will occur for the flowing of water, and heat is all supplied by auxiliary thermal source.
Embodiment two,
The present invention also provides a kind of implementation method of smart home energy distribution system, including:
Home energy source side provides heating system and electric power system, and the heating system provides thermal energy, and electric power system provides electricity Energy;
The electric energy that the thermal energy and electric power system that heating system provides provide carries out eurythmy by home energy source router;
Thermal energy and electric energy after coordination are transferred to home energy terminal.
The heating system provides thermal energy, and electric power system provides electric energy, including:
By solar heating system, natural gas and by electric energy daily required thermal energy is provided by electricity-heat converter;
When the electric energy that distributed power generation produces is sufficient, electric energy needed for load is provided by distribution type photovoltaic power generation device, more Remaining electric energy is stored in power storage system;
Under rainy days, intensity of illumination deficiency or wind-force weaker condition, electric energy needed for load is by power distribution network, distributed power generation Device and power storage system provide jointly;
When solar heating system, three kinds of heating systems of natural gas and electricity-heat converter and power distribution network, distributed hair When electric installation electric power system works at the same time, heat supply and power supply ratio are coordinated by the control centre of home energy source router.
As shown in Figure 1, power distribution network and distributed power generation in Fig. 1 provide electric energy for smart home, on power distribution network can be Level-one AC distribution net can also be DC distribution net.Regardless of the power distribution network of structure type, family's energy can be passed through The core apparatus electrical energy changer of source router forms joint electric power system, wherein distributed power generation and storage with distributed power generation Electric installation cooperates, and electric storage device is generally analysing valve control type lead-acid accumulator battery.Power distribution network all should be no matter when and where power supply It is sufficient and reliable;And distributed power generation work is then intermittent, when distributed power generation is photovoltaic generation, photovoltaic generation one As in the morning 8 points work between at 6 points in afternoon, wherein energy caused by high noon reaches peak, and the energy that this period produces If amount has been not used, the part having more can be stored in storage battery.Before 8 points of morning, in low power consumption, power grid Electricity price is very low, and the sun does not rise also completely, and photovoltaic generation can not produce energy, and the energy stored in the previous day storage battery is It is finished, power distribution network should be allowed to power at this time;After 8 points, until this period before at 6 points in afternoon, electricity price is moderate, slightly floating Dynamic, photovoltaic generation can produce certain energy at this time, and with being away from home per family, load power consumption is seldom and stable, therefore this One period is independently-powered by photovoltaic generation, while superfluous energy is stored in storage battery;After at 6 points in afternoon, Zhi Daowan Before upper ten two points of this days terminate, the sun is fallen completely, and photovoltaic generation stops producing energy again, but in storage battery Energy it is still available, user comes back home at this time, and household loads enter peak times of power consumption, is stored in storage battery Electric energy can not meet load power demand, and power grid electricity price is very high, if only using power grid power supply, can not be fully with storage Energy in battery, thus this period powered jointly by power distribution network and photovoltaic generation.Joint power supply plan both rationally make use of Photovoltaic generation, and reduce the dependence to power distribution network.When electricity price is relatively low or photovoltaic generation is sufficient and or above-mentioned chillout feelings Under condition, electric heater, air-conditioning can also be combined with above-mentioned heating system by simple pipeline and valve, improve family Reliability of heat-supply system, economy, while wide optimization space is also provided for home energy.
As shown in Fig. 2, the main heat storage water tank in Fig. 2 is collected flat-plate collector by heat exchanger a during sunshine To solar energy store, and just meet in night or indoor heating rainy days by the heat of boiler memory storage.Main heat Water tank has two functions:First, carrying out heat exchange by heat exchanger b and the tap water of injection preheating water tank, meet daily life Apply flexibly the supply of hot water;Second, with water-air formula heat exchanger (being known as load heat exchanger) to rooms.By simple Pipeline and valve the natural gas system shown in Fig. 3 and solar heating system can be connected, with pass through electric heating converting means The heat for putting generation is collectively forming the heat source of smart home, so has energy more than needed to participate in heating in solar heating system Cheng Shi, it is possible to reduce gas consumption.Burnt gas wall hanging furnace may also provide domestic hot-water when being installed on kitchen, resident family is in finishing Burnt gas wall hanging furnace can be set to the hot water supply loop of toilet.Using this circuit and the water knockout drum of floor heating, by simple Connecting line the solar heat storage water tank for being placed on toilet can be series in heating loop.Pass through temperature sensitivity group Part can gather solar heating system for supplying warm supply domestic hot-water in warm supply domestic hot-water temperature, natural gas system Temperature, unified gather temperature parameter to home energy source router control centre, control centre divide the data collected Just the control valve in the heat-collecting pump and heated by natural gas system in control signal control solar heating system is sent after analysis processing To adjust main heat storage water tank rate of heat exchange and deliverability of gas.
The present invention proposes a kind of smart home for the energy problem of getting worse and the increasingly widespread of smart home Energy distribution system.Since system employs distributed power generation (photovoltaic generation, wind-power electricity generation etc.), the utilization of regenerative resource makes Home energy source is diversified, coordinates and optimizes space bigger, it is easier to reaches comprehensive high-efficiency and uses energy expense branch using the energy, reduction user The target such as go out.
It should be understood by those skilled in the art that, embodiments herein can be provided as method, system or computer program Product.Therefore, the application can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware Apply the form of example.Moreover, the application can use the computer for wherein including computer usable program code in one or more The computer program production that usable storage medium is implemented on (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) The form of product.
The application is with reference to the flow according to the method for the embodiment of the present application, equipment (system) and computer program product Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram The combination of flow and/or square frame in journey and/or square frame and flowchart and/or the block diagram.These computer programs can be provided The processors of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce A raw machine so that the instruction performed by computer or the processor of other programmable data processing devices, which produces, to be used in fact The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or The instruction performed on other programmable devices is provided and is used for realization in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in a square frame or multiple square frames.
The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, although with reference to above-described embodiment pair The present invention is described in detail, those of ordinary skill in the art still can to the present invention embodiment into Row modification either equivalent substitution these without departing from any modification of spirit and scope of the invention or equivalent substitution, applying Within pending claims of the invention.

Claims (10)

  1. A kind of 1. smart home energy distribution system, it is characterised in that:The distribution system includes home energy source side, home energy source Router and home energy terminal;
    The home energy source side includes heating system and electric power system;
    The home energy source router is used to coordinate the energy between the heat supply of the heating system and the power supply of the electric power system Ratio;
    The home energy terminal is used to receive the thermal energy and electric energy after the coordination of home energy source router.
  2. 2. smart home energy distribution system as claimed in claim 1, it is characterised in that:
    The home energy source router is energy optimal control control centre, including home energy source switching center and control centre; The energy conversion center is used for realization the conversion of the electric energy of the energy source, combustion of natural gas produces thermal energy, electric energy is converted to Thermal energy;Control centre converges to progress coordinated allocation to thermal energy energy concentration and is transferred to load or storing up electricity or regenerative apparatus;
    The home energy terminal includes load and energy-storage system.
  3. 3. smart home energy distribution system as claimed in claim 2, it is characterised in that:The heating system includes natural gas And solar heating system;The electric power system includes power distribution network and distributed power generation unit.
  4. 4. smart home energy distribution system as claimed in claim 2, it is characterised in that:The load is born by electric load and heat Lotus forms;The energy-storage system includes electric storage device and regenerative apparatus.
  5. 5. smart home energy distribution system as claimed in claim 2, it is characterised in that:Use the home energy source switching center Conversion, combustion of natural gas in realization energy source electric energy produce thermal energy, electric energy is converted to thermal energy;
    The home energy source switching center includes electrical energy changer, natural gas heat production device, heat energy exchange device and electric heating Conversion equipment;
    The electrical energy changer is used for realization between electric energy and electric energy and directly converts;The natural gas heat production device, which utilizes, cleans energy Source combustion of natural gas produces thermal energy;The heat energy exchange device is used to further carry out the thermal energy that solar heating system produces Heat exchange is to reach the requirement of user's heat supply;The electricity-heat converter is used to change electric energy of the home energy source side by conversion For heat.
  6. 6. smart home energy distribution system as claimed in claim 5, it is characterised in that:The input of the electrical energy changer Port is connected with the power distribution network and distributed power generation unit output terminal of home energy source side respectively;The electrical energy changer it is defeated Exit port is connected with the input port of electricity-heat converter and electric load, the electric storage device of home energy terminal respectively;
    The input port of the natural gas heat production device is connected with the output port of home energy source side natural gas;The thermal energy exchange The input port of device is connected with the output port of home energy source side solar heating system;The natural gas heat production device and heat The output port of energy switch is connected with the thermic load and regenerative apparatus of home energy terminal.
  7. 7. smart home energy distribution system as claimed in claim 6, it is characterised in that:The output of the electricity-heat converter Device is connected with the thermic load and regenerative apparatus of home energy terminal.
  8. 8. smart home energy distribution system as claimed in claim 2, it is characterised in that:The control centre includes:
    Control unit:For according to detecting system feedack, controlling the family of home energy source side and home energy source router Energy conversion center;
    Network unit:For the communication being responsible in system between a unit, the control instruction that transmission control unit is sent;
    Monitoring unit:Monitoring home energy source side, the equipment state of home energy source switching center in real time, and with each equipment operating parameter Form control unit is fed back to by controller unit;
    Controller unit:Comprehensive analysis monitors the data of system acquisition, and feedback command makes it transport in an optimal manner to each unit OK;
    Remote control service unit:Being capable of remotely monitor manipulation smart home in the case of for staying out in smart home user System;
    Database Unit:For real-time update and smart home each unit working status is recorded, generates daily record.
    For monitoring home energy source side power supply device power generation/heat supply surplus, home energy end loads operating status, energy storage in real time The energy between unit state, and electric power flow network and heating power flow network is shared and information exchange.
  9. A kind of 9. implementation method of smart home energy distribution system, it is characterised in that:
    Home energy source side provides heating system and electric power system, and the heating system provides thermal energy, and electric power system provides electric energy;
    The electric energy that the thermal energy and electric power system that heating system provides provide carries out eurythmy by home energy source router;
    Thermal energy after coordination and electric energy are transmitted to home energy terminal.
  10. 10. implementation method as claimed in claim 9, it is characterised in that:The heating system provides thermal energy, and electric power system provides Electric energy, including:
    By solar heating system, natural gas and by electric energy daily required thermal energy is provided by electricity-heat converter;
    When the electric energy that distributed power generation produces is sufficient, electric energy needed for load is provided by distribution type photovoltaic power generation device, unnecessary Electric energy is stored in power storage system;
    Under rainy days, intensity of illumination deficiency or wind-force weaker condition, electric energy needed for load is by power distribution network, distributed power generation unit And power storage system provides jointly;Or
    When solar heating system, three kinds of heating systems of natural gas and electricity-heat converter and power distribution network, distributed power generation fill When putting electric power system and working at the same time, heat supply and power supply ratio are coordinated by the control centre for passing through home energy source router.
CN201711170270.7A 2017-11-22 2017-11-22 A kind of smart home energy distribution system and its implementation Pending CN107968428A (en)

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Application Number Priority Date Filing Date Title
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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112710021A (en) * 2021-02-01 2021-04-27 包头市爱能控制工程有限责任公司 Source-grid-load heat storage pump heating system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112710021A (en) * 2021-02-01 2021-04-27 包头市爱能控制工程有限责任公司 Source-grid-load heat storage pump heating system

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