CN109389312A - A kind of Energy Management Contract system suitable for garden energy network - Google Patents
A kind of Energy Management Contract system suitable for garden energy network Download PDFInfo
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Abstract
The present invention provides a kind of Energy Management Contract system suitable for garden energy network, which includes at least a real time signal aquisition device and an energy long-distance monitorng device and central control unit.All kinds of energy consumption datas and equipment operating data are collected by real time signal aquisition device, energy long-distance monitorng device can each real time signal aquisition device of query monitor at any time various energy consumptions and operation data, by the calculating of energy network equation, data analysis result is formed in control centre.By after the estimating of site assessment and energy-saving potential, energy-saving scheme can be formulated with customer communication, after both sides reach contract, into project implementation phase, after implementation, carry out comprehensive tracking, data collection and analysis, carry out the assessment of energy-saving scheme effect, and by data loading, when ideal energy-saving effect is not achieved, above step need to be repeated.
Description
Technical field
The invention belongs to technical field of energy management, in particular to a kind of contract energy source capsule suitable for garden energy network
Reason system.
Background technique
Global economy is fast-developing, causes the development and utilization of the energy to produce crisis, in traditional energy resource system, respectively
The coupling of the class energy is not tight, and different energy sources system is relatively independent, such as power grid, heat supply network, fuel gas network belong to different company's management and fortune
Battalion, cause energy use efficiency not high, application and give birth to, produce the concept of energy network, and it is used in practice, produce
Much garden energy internet.
Energy Management Contract is a kind of completely new section based on the market promotion to grow up since western developed country
It can new mechanism.Energy conservation service contract is signed by Energy Service Company and client, provides energy efficiency audit, reducing energy consumption to client
Scheme, equipment purchase, construction, operation and maintenance etc..The fund and technical risk that energy unit reducing energy consumption can be reduced, give full play to
The enthusiasm of energy unit reducing energy consumption.
At present in industrial park, business garden, the places such as railway station have been established many distributing-supplying-energy systems, but due to
Coupling is not strong between the subnet of energy network, causes the efficiency of energy transition equipment that cannot reach highest, weaken the energy and
Complementary advantage between system causes user experience insufficient and energy waste.
Summary of the invention
In order to overcome the disadvantages of the above prior art, the purpose of the present invention is to provide one kind to be suitable for garden energy network
Energy Management Contract system.
To achieve the goals above, the technical solution adopted by the present invention is that:
A kind of Energy Management Contract system suitable for garden energy network, which is characterized in that controlled including energy network
Platform and Energy Management Contract platform, the energy network control platform is the data source of Energy Management Contract platform, described
Energy Management Contract platform is to realize that the energy-saving of energy network control platform provides scheme.
The energy network control platform includes infrastructure device layer, data meter acquisition layer, data transfer layer, field control
Layer and central control layer.
Infrastructure device layer, that is, garden the distributing-supplying-energy system utilizes Graph Theory, fundamental interconnection matrix and basic time
Road matrix converts the garden distributing-supplying-energy system in the energy network figure comprising branch and node, wherein node is energy
The joint of each pipeline or route in the net of source, pipeline or route of the branch between each joint write the side of node, branch side by side
Journey, to be used for subsequent calculating；
Data meter acquisition layer, that is, the signal pickup assembly is used for extract real-time energy consumption and equipment operating data；
The data transfer layer, that is, GPRS data transmission, the operation of energy network and energy consumption data are summarized by GPRS network
To long-distance monitorng device and control centre, manpower is avoided to read data error, provides data branch for the accurate control of energy network
Support；
Various types of data is uploaded to control centre, and receives control centre by the field control layer, that is, long-distance monitorng device
The instruction assigned；
Central control layer, that is, the control centre is the core of entire energy network control platform, by control
The heart carries out unified monitoring to the operation data of the whole network, summarizes all kinds of energy consumption datas, completes data and analyzes and carry out various operation ginsengs
Several settings.
The equation of the node is the equilibrium equation of extensive quantity on node, and the equation of the branch is intensive quantity in circuit
The relationship of extensive quantity and intensive quantity in equilibrium relation and branch, the constraint equation is the operation equation of each equipment, economical
Property accounting equation；
The live Effective Numerical for needing to acquire includes: the loads such as hot and cold, electric needed for user, the most good speed of distinct device
Row parameter, energy conversion ratio etc., for the error for reducing DATA REASONING, these data are measured by various sensors；
The instruction assigned is the start and stop and operating load rate of equipment in distributing-supplying-energy system；
The data analysis refers to energy consumption analysis and the energy-saving potential analysis of each equipment in distributing-supplying-energy system,
The interactive relationship of customer charge variation and equipment energy consumption.
The Energy Management Contract platform is the service procedure of EMC.
The service procedure of the EMC are as follows:
(1) after by the assessment confirmation of field data and equipment, is reached to the energy-saving potential and hypothesis of entire project the phase
The risk for hoping amount of energy saving be related to tentatively is estimated；
(2) the multidisciplinary progress Conjoint Analysis of Energy Service Company, assessment, formulate the coupling of practicable energy network subnet
Conjunction scheme and energy-saving scheme；
(3) reasonable contract energy management mode is selected, shares energy saving profit with client, and enter scene and carry out to scheme
Operation is implemented；
(4) omnidirectional tracking is carried out to entire energy saving process after embodiment, and effect analysis is carried out to energy-saving scheme；
(5) if having reached expected energy-saving effect, which is arranged, energy-saving scheme, equipment
Optimized parameter and different energy sources optimal conversion than deposit database, formed energy-saving scheme library, if cannot reach expected
Energy-saving effect, then reformulate energy-saving scheme.
Compared with prior art, the beneficial effects of the present invention are:
With Energy Service Company cooperation, user zero investment, be free from risk or it is low investment, low-risk can be realized it is energy-saving
Purpose can be avoided the error that manpower reads data using GPRS data transmission, to establish to formulate preferable energy-saving scheme
Basis, meanwhile, the flexible of garden energy network source lotus side may be implemented using energy networks equation and interact, meet user with energy need
While asking, energy saving resource.
Detailed description of the invention
Fig. 1 is system flow chart of the invention.
Fig. 2 is the energy subnet coupling scheme figure of the embodiment of the present invention.
Fig. 3 is the energy network figure of the embodiment of the present invention.
Specific embodiment
The embodiment that the present invention will be described in detail with reference to the accompanying drawings and examples.
With reference to Fig. 1, a kind of Energy Management Contract system suitable for garden energy network, including energy network control platform
With Energy Management Contract platform, energy network control platform is the data source of Energy Management Contract platform, Energy Management Contract
Platform is to realize that the energy-saving of energy network control platform provides scheme.
Wherein, energy network control platform includes infrastructure device layer, data meter acquisition layer, data transfer layer, scene control
Preparative layer and central control layer.
Infrastructure device layer, that is, garden distributing-supplying-energy system utilizes Graph Theory, fundamental interconnection matrix and fundamental circuit square
Battle array, converts garden distributing-supplying-energy system in the energy network figure comprising branch and node, wherein node is each in energy net
The joint of pipeline or route, pipeline or route of the branch between each joint, writes the equation of node, branch, side by side to be used for
Subsequent calculating；
Data meter acquisition layer, that is, signal pickup assembly is used for extract real-time energy consumption and equipment operating data, needs to acquire
Live Effective Numerical include: the loads such as hot and cold, electric needed for user, the electric flux of distinct device, light energy, water flow with
And optimal operating parameter, energy conversion ratio of the equipment etc..These data can be by relevant hand-hold formula portable equipment at the scene
It measures, and inputs computer, or measured by various sensors；
Data transfer layer, that is, GPRS data transmission, the operation of energy network and energy consumption data are aggregated into far by GPRS network
Range monitoring device and control centre avoid manpower from reading data error, provide data supporting for the accurate control of energy network；
Various types of data is uploaded to control centre, and receives control centre and assign by field control layer, that is, long-distance monitorng device
Instruction；
Central control layer, that is, control centre is the core of entire energy network control platform, passes through control centre pair
The operation data of the whole network carries out unified monitoring, summarizes all kinds of energy consumption datas, completes data and analyzes and carry out various operating parameters
Setting.
The equation of node is the equilibrium equation of extensive quantity on node, and the equation of branch is that the balance of intensive quantity in circuit is closed
The relationship of extensive quantity and intensive quantity in system and branch, constraint equation are the operation equation of each equipment, economy calculating side
Journey.
The instruction that the present invention assigns is the start and stop and operating load rate of equipment in distributing-supplying-energy system；
Data analysis of the present invention refers to the energy consumption analysis and energy-saving potential point of each equipment in distributing-supplying-energy system
Analysis, the interactive relationship of customer charge variation and equipment energy consumption.
Energy Management Contract platform of the present invention is the service procedure of EMC, the service procedure of EMC are as follows:
(1) after by the assessment confirmation of field data and equipment, is reached to the energy-saving potential and hypothesis of entire project the phase
The risk for hoping amount of energy saving be related to tentatively is estimated；
The particular content of assessment is energization schemes current in garden, the equipment and equipment number to put into operation, the energy supply
The current operating status of each equipment in system, the cold and hot electrical load requirement of user in garden；
The acquisition methods of energy-saving potential are to carry out energy auditing after carrying out site assessment, and EMC is found on this basis
Energy waste link and energy-efficient obstacle, the energy-saving potential of the energization schemes is determined with this；
It is expected that amount of energy saving is determined by investor, investor fully assesses the Energy dissipation of garden before transformation, sentences
The maximum place of energy consumption in disconnected garden energization schemes, analyzes the maximum energy consumption that can be reduced, as expectation amount of energy saving；
The risk being related to includes design, installation, operation performance risk, credit risk, customer risk, Contract Risk, energy conservation
Renovation technique risk；
(2) the multidisciplinary progress Conjoint Analysis of Energy Service Company, assessment, formulate the coupling of practicable energy network subnet
Conjunction scheme and energy-saving scheme；
Conjoint Analysis, assessment particular content be current energization schemes equipment operation energy consumption and operating cost, it is reachable
The amount of energy saving and energy saving profit arrived, formulates reasonable energy-saving scheme, the initial cost of energy-saving scheme, the construction period, maintenance cost with
And investment repayment phase length；
The coupling scheme of feasible energy network subnet, energy-saving scheme, such as:
Solar energy-ground source heat pump coupling, the coupling of CCHP and renewable energy system；The coupling of CCHP and information system；
(3) reasonable contract energy management mode is selected, shares energy saving profit with client, and enter scene and carry out to scheme
Operation is implemented；
Reasonable contract energy management mode, such as energy-saving benefit sharing model, amount of energy saving guarantee mode, energy outsourcing mould
Formula, leasehold mode, BOOT mode；
(4) omnidirectional tracking is carried out to entire energy saving process after embodiment, and effect analysis is carried out to energy-saving scheme；
Carry out the operation and maintenance cost that effect analysis refers to energy-saving scheme, the amount of energy saving and energy saving profit of realization；
(5) if having reached expected energy-saving effect, which is arranged, energy-saving scheme, equipment
Optimized parameter and different energy sources optimal conversion than deposit database, formed energy-saving scheme library, if cannot reach expected
Energy-saving effect, then reformulate energy-saving scheme.
Effect after energy-saving scheme library is established is to provide energy-saving scheme for similar garden energization schemes to refer to and operation
Optimized parameter reference.
With reference to Fig. 2, a kind of energy subnet coupling scheme is illustrated in embodiment.
Since industrial park is there are a large amount of waste water, sewage source heat pump is utilized in this programme, by the low level in sewage
Thermal energy is converted into high level heat by heat pump, supplies user's heat, meanwhile, sewage source heat pump can also be in cooling in summer, by room
Heat in interior air is transferred in sewage.If Fig. 2 is improved garden distributed energy supply scheme, wherein solid line represents primary energy
Source stream, chain-dotted line represent power grid, and dotted line represents cold net, and short dash line represents heat supply network.
In order to rationally design distributing-supplying-energy system, garden load is clustered first.The main large size of industrial park
Load user has hotel, and office building, market, factory clusters its hot, cold, electric load using hierarchical clustering method, according to poly-
Class result may be implemented energy supplying system and interact with the good of load.In this scenario, electric energy is mainly by photovoltaic system, micro turbine and
Fuel cell supply, insufficient section are obtained from bulk power grid, and thermal energy is supplied by sewage source heat pump and heat-exchanger rig, and heat-exchanger rig utilizes
The waste heat of micro turbine and fuel cell.Cold energy is supplied by lithium-bromide absorption-type refrigerating machine and electric refrigerating machine.
Usually when user is in peak of power consumption, and with the peak period of colod-application heat, electric energy is mainly by micro turbine, combustion at this time
Expect battery and photovoltaic system supply, generates a large amount of waste heat, be just used on heat-exchanger rig heat supply and lithium bromide absorbing type refrigeration
Mechanism cold, therefore the cold and hot electricity demanding of user can be met simultaneously.When user is in low power consumption, electric energy can be directly from power grid
It obtains, thermal energy is mainly supplied by earth source heat pump, and cold energy is mainly supplied by electric refrigerating machine, to save non-renewable energy.
It is illustrated in figure 3 the energy network figure of the distributing-supplying-energy system energy subnet coupling scheme,
Wherein S is power supply, and L is that other outer electric loads of electric refrigeration air-conditioner are removed in electric power networks, and Pump is heat pump, and PHE is
Heat-exchanger rig, ARU are absorption refrigeration unit, PThIt is provided a user for fluid network by heat-exchanger rig and sewage source heat pump
Heat, PCh/PCeThe respectively cooling capacity of the cooling capacity of Absorption Refrigerator offer and electric refrigerating machine offer.
The governing equation of the energy network are as follows:
Modal equation: Σ H=0, wherein H indicates extensive quantity.
Loop equation: ∑ △ X=0, wherein X indicates intensive quantity.
For electric energy, extensive quantity H is electric current I, and intensive quantity X is potential U；
For thermal energy, extensive quantity H is entropy S, and intensive quantity X is temperature T；
For pressure energy, extensive quantity H is volume flow QV,Intensive quantity X is pressure P.
Branch equation: H*R=XA-XE, it is suitable for the case where extensive quantity carry-over factor is definite value；
H*R=lnXA-lnXE, it is suitable for the case where energy transfer coefficient is definite value.
The above are the designs of distributed energy supply scheme.
EMC Inc. carries out cost analysis to existing scheme and amount of energy saving calculates, and whether the analysis program is reasonable.
Claims (6)
1. a kind of Energy Management Contract system suitable for garden energy network, which is characterized in that flat including energy network control
Platform and Energy Management Contract platform, the energy network control platform are the data source of Energy Management Contract platform, the conjunction
It is to realize that the energy-saving of energy network control platform provides scheme with energy management platform.
2. being suitable for the Energy Management Contract system of garden energy network according to claim 1, which is characterized in that the energy
Source network control platform includes infrastructure device layer, data meter acquisition layer, data transfer layer, field control layer and center control
Layer.
3. being suitable for the Energy Management Contract system of garden energy network according to claim 2, which is characterized in that the base
Plinth mechanical floor, that is, garden distributing-supplying-energy system, using Graph Theory, fundamental interconnection matrix and fundamental circuit matrix, by the garden
Area's distributing-supplying-energy system is converted into the energy network figure comprising branch and node, wherein node be energy net in each pipeline or
The joint of route, pipeline or route of the branch between each joint, writes the equation of node, branch side by side, for subsequent
It calculates；
Data meter acquisition layer, that is, the signal pickup assembly is used for extract real-time energy consumption and equipment operating data；
The data transfer layer, that is, GPRS data transmission, the operation of energy network and energy consumption data are aggregated into far by GPRS network
Range monitoring device and control centre avoid manpower from reading data error, provide data supporting for the accurate control of energy network；
Various types of data is uploaded to control centre, and receives control centre and assign by the field control layer, that is, long-distance monitorng device
Instruction；
Central control layer, that is, the control centre is the core of entire energy network control platform, passes through control centre pair
The operation data of the whole network carries out unified monitoring, summarizes all kinds of energy consumption datas, completes data and analyzes and carry out various operating parameters
Setting.
4. being suitable for the Energy Management Contract system of garden energy network according to claim 3, which is characterized in that the section
The equation of point is the equilibrium equation of extensive quantity on node, and the equation of the branch is the equilibrium relation of intensive quantity in circuit, and
The relationship of extensive quantity and intensive quantity in branch, the constraint equation are the operation equation of each equipment, economy accounting equation；
The live Effective Numerical for needing to acquire includes: the loads such as hot and cold, electric needed for user, the optimum operation ginseng of distinct device
Number, energy conversion ratio etc., for the error for reducing DATA REASONING, these data are measured by various sensors；
The instruction assigned is the start and stop and operating load rate of equipment in distributing-supplying-energy system；
The data analysis refers to energy consumption analysis and the energy-saving potential analysis of each equipment in distributing-supplying-energy system, user
The interactive relationship of load variations and equipment energy consumption.
5. being suitable for the Energy Management Contract system of garden energy network according to claim 1, which is characterized in that the conjunction
It is the service procedure of EMC with energy management platform.
6. being suitable for the Energy Management Contract system of garden energy network according to claim 1, which is characterized in that described
The service procedure of EMC are as follows:
(1) after by the assessment confirmation of field data and equipment, energy-saving potential and hypothesis to entire project reach expectation section
The risk that energy is related to tentatively is estimated；
(2) the multidisciplinary progress Conjoint Analysis of Energy Service Company, assessment, formulate the coupling side of practicable energy network subnet
Case and energy-saving scheme；
(3) reasonable contract energy management mode is selected, shares energy saving profit with client, and enter scene and operation is carried out to scheme
Implement；
(4) omnidirectional tracking is carried out to entire energy saving process after embodiment, and effect analysis is carried out to energy-saving scheme；
(5) if having reached expected energy-saving effect, which is arranged that energy-saving scheme, equipment is most
The optimal conversion of excellent parameter and different energy sources forms energy-saving scheme library, if cannot reach expected section than deposit database
Energy effect, then reformulate energy-saving scheme.
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Application publication date: 20190226 |