CN109977494A - The analysis method and device of enterprise energy operational efficiency - Google Patents
The analysis method and device of enterprise energy operational efficiency Download PDFInfo
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Abstract
Present applicant proposes the analysis method of enterprise energy operational efficiency and devices, belong to process control field, including obtaining energy resource system model to be analyzed;The method of operation based on energy resource system model handles energy resource system model, is divided into modelling by mechanism region and non-modelling by mechanism region;Efficiency derivation is carried out to modelling by mechanism region, non-modelling by mechanism region respectively;Enterprise energy operational efficiency is judged based on operation result.It is handled by the energy resource system model to enterprise, is divided into modelling by mechanism region and non-modelling by mechanism region.Here the division for why carrying out different zones is for the efficiency derivation step for distinguishing property of different type region, so that finally obtained operational efficiency is more accurate.
Description
Technical field
The invention belongs to process control field more particularly to the analysis methods and device of enterprise energy operational efficiency.
Background technique
The large-scale energy consumption equipment or system of industrial enterprise, with energy in entire enterprise's accounting huge, energy operational efficiency
The energy consumption of entire enterprise will be directly influenced.When current industrial enterprise is in face of these large-scale energy consumption equipments or system, lead to
Frequently with the way to manage of extensive style, as long as meeting the process requirements of downstream user, it is difficult to take the energy of big equipment or system into account
Source operational efficiency.Even if wanting to understand, also lacks the energy efficiency analysis method for air and a kind of advanced presentation mode packaged, cause
The operational efficiency situation of big equipment or system is not known about and forms energy waste.
In recent years, China actively pushes forward energy-saving and emission-reduction work, to pass through the intensive of " low consumption, low emission, high efficiency "
Type growth pattern replaces traditional extensive mode of growth.Big equipment or system are set as the main energy consumption of major industrial enterprise
It is standby, immeasurable effect is occupied in enterprise.But extensive management mode has caused the high energy consumption waste to become increasingly conspicuous and has asked
Topic.
Summary of the invention
In order to solve shortcoming and defect existing in the prior art, the invention proposes the analyses of enterprise energy operational efficiency
Method by the way that energy system model is divided into modelling by mechanism region and non-modelling by mechanism region, and carries out needle to two kinds of regions
Operational efficiency derivation to property can accurately obtain enterprise operation efficiency.
On the one hand, the analysis method of the application proposition includes:
Obtain energy resource system model to be analyzed;
The method of operation based on energy resource system model handles energy resource system model, be divided into modelling by mechanism region and
Non- modelling by mechanism region;
Efficiency derivation is carried out to modelling by mechanism region, non-modelling by mechanism region respectively;
Enterprise energy operational efficiency is judged based on operation result.
Optionally, the method for operation based on energy resource system model handles energy resource system model, is divided into machine
Reason modeling region and non-modelling by mechanism region, comprising:
Obtain the data metering mode in each region in energy resource system model;
If there are precise information metering methods in target area, target area is divided into modelling by mechanism region;
If there are precise information metering methods in target area, target area is divided into non-modelling by mechanism region.
Optionally, the precise information metering method includes:
Measuring equipment is used to carry out accurate measurement the input and output amount of each equipment in each region.
It is optionally, described that efficiency derivation is carried out to modelling by mechanism region, non-modelling by mechanism region respectively, comprising:
It determines mechanism model corresponding with modelling by mechanism region, determines efficiency derivation algorithm corresponding with mechanism model, base
Efficiency derivation is carried out in operational efficiency of the determining Energy Efficiency Analysis algorithm to modelling by mechanism region;
The system input quantity and system output quantity in non-modelling by mechanism region are obtained, based on black-box model to non-modelling by mechanism area
Domain carries out efficiency derivation.
Optionally, determination mechanism model corresponding with modelling by mechanism region determines efficiency corresponding with mechanism model
Derivation algorithm carries out efficiency derivation based on operational efficiency of the determining Energy Efficiency Analysis algorithm to modelling by mechanism region, comprising:
Obtain the distribution details of equipment in modelling by mechanism region;
Based on the distribution details got, the energy consumption data of armamentarium in modelling by mechanism region is summarized,
And it obtains the energy output data that every equipment is final in distribution details and is summarized;
Based on after summarizing energy consumption data and energy output data determine the operational efficiency in modelling by mechanism region.
Optionally, the system input quantity and system output quantity for obtaining non-modelling by mechanism region, is based on black-box model pair
Non- modelling by mechanism region carries out efficiency derivation, comprising:
Determine the input energy calculation of equipment in non-modelling by mechanism region;
Determine the output energy balane mode of equipment in non-modelling by mechanism region;
The operational efficiency in non-modelling by mechanism region is obtained in conjunction with the output energy and input energy obtained.
On the other hand, the embodiment of the present application also proposes the analytical equipment of enterprise energy operational efficiency, the analytical equipment packet
It includes:
Model acquiring unit, for obtaining energy resource system model to be analyzed;
Area division unit is handled energy resource system model for the method for operation based on energy resource system model, is drawn
It is divided into modelling by mechanism region and non-modelling by mechanism region;
Efficiency solves unit, for carrying out efficiency derivation to modelling by mechanism region, non-modelling by mechanism region respectively;
Efficiency judging unit, for the historical efficiency data based on operation result and energy resource system model to enterprise energy
Operational efficiency is judged.
Optionally, the area division unit, comprising:
Metering method determines subelement, for obtaining the data metering mode in each region in energy resource system model;
First modeling region division subelement, if for there are precise information metering methods in target area, by target
Region division is modelling by mechanism region;
Second modeling region division subelement, if for there are precise information metering methods in target area, by target
Region division is non-modelling by mechanism region.
Optionally, the area division unit includes:
Data metering subelement uses measuring equipment to carry out essence for the input and output amount to each equipment in each region
Really metering.
Optionally, the efficiency solves unit, comprising:
First solves subelement, for determining mechanism model corresponding with modelling by mechanism region, determining and mechanism model pair
The efficiency derivation algorithm answered carries out efficiency based on operational efficiency of the determining Energy Efficiency Analysis algorithm to modelling by mechanism region and solves fortune
It calculates;
Second solves subelement, for obtaining the system input quantity and system output quantity in non-modelling by mechanism region, based on black
Box model carries out efficiency derivation to non-modelling by mechanism region.
Technical solution provided by the invention has the benefit that
It is handled by the energy resource system model to enterprise, is divided into modelling by mechanism region and non-modelling by mechanism area
Domain.Here the division for why carrying out different zones is for the efficiency derivation for distinguishing property of different type region
Step, so that finally obtained operational efficiency is more accurate.
Detailed description of the invention
It, below will be to attached drawing needed in embodiment description in order to illustrate more clearly of technical solution of the present invention
It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the flow diagram of the analysis method for the enterprise energy operational efficiency that the present embodiment proposes;
Fig. 2 is the structural schematic diagram of the analytical equipment for the enterprise energy operational efficiency that the present embodiment proposes.
Specific embodiment
To keep structure and advantage of the invention clearer, structure of the invention is made further below in conjunction with attached drawing
Description.
Embodiment one
Present applicant proposes the analysis methods of enterprise energy operational efficiency, as shown in Figure 1, the analysis method specifically includes:
Step 1 obtains energy resource system model to be analyzed;
Step 2, the method for operation based on energy resource system model handle energy resource system model, are divided into mechanism and build
Mould region and non-modelling by mechanism region;
Step 3 carries out efficiency derivation to modelling by mechanism region, non-modelling by mechanism region respectively;
Step 4 judges enterprise energy operational efficiency based on operation result.
In an implementation, the analysis method that the application proposes needs to handle the energy resource system model of enterprise, by its stroke
It is divided into modelling by mechanism region and non-modelling by mechanism region.Here the division for why carrying out different zones, is for for inhomogeneity
The efficiency derivation step of distinguishing property of type region, so that finally obtained operational efficiency is more accurate.
Here the step of energy system model being divided include:
11, the data metering mode in each region in energy resource system model is obtained;
If 12, there are precise information metering methods in target area, target area is divided into modelling by mechanism region;
If 13, there are precise information metering methods in target area, target area is divided into non-modelling by mechanism region.
From step 11 to 13 it is found that the data metering mode based on each region in energy resource system model is drawn region
Point.Why will whether there is in target area and the input and output amount of each equipment in each region is carried out using measuring equipment
The precise information metering method of accurate measurement as the criteria for classifying, be because if there is accurate measurement mode in target area,
Specific energy, the flow of each pipeline, each equipment flowsheet in one's respective area could be measured, only get accurate meter
After measuring data, operational efficiency can be calculated by modelling by mechanism mode.
If in opposite target area and precise information metering method is not present, it is meant that can not be to each of the region
Pipeline, the specific flow of each equipment, energy datum are measured, and can not thus be run by the mode of modelling by mechanism
The calculating of efficiency, it is meant that the region of the type can only exist as non-modelling by mechanism region.
At step 14, in the operational efficiency in obtained modelling by mechanism region or the operational efficiency in non-modelling by mechanism region
Afterwards, it is also necessary to enterprise energy operational efficiency be analyzed in conjunction with the historical efficiency curve of energy resource system model, previous existence is worked as in determination
The distribution trend of enterprise operation efficiency under environment is produced, and then judges whether to need to be adjusted production method or production environment.
Based on above-mentioned theory basis, the specific implementation of step 3 includes:
31, it determines mechanism model corresponding with modelling by mechanism region, determines efficiency derivation algorithm corresponding with mechanism model,
Efficiency derivation is carried out based on operational efficiency of the determining Energy Efficiency Analysis algorithm to modelling by mechanism region;
32, the system input quantity and system output quantity for obtaining non-modelling by mechanism region, build non-mechanism based on black-box model
Mould region carries out efficiency derivation.
In an implementation, why mechanism model is established, is because mechanism model is the inside machine according to object, production process
The mathematical models that the transport mechanism of system or material stream is set up.It is based on mass balance equation, energy balance side
Journey, momentum balance equation, phase equilibrium equation and certain Constitute equations, chemical reaction law, circuit philosophy etc. and obtain
The mathematical model of object or process.The advantages of mechanism model is that parameter has very specific physical significance.Model parameter is easy to
Adjustment, resulting model have very strong adaptability.The disadvantage is that people are also difficult to write out its mathematical table for certain objects
When also being difficult to determine up to certain coefficients in formula or expression formula, it cannot be applicable in.
Since the foundation of mechanism model needs a large amount of parameter also to will affect if these parameters cannot obtain well
To the simulation effect of model.Therefore only under the premise of can meet the precise information metering method being mentioned in step 12,
Mechanism model can be used to calculate operational efficiency.
Opposite, for non-mechanism model since mass data can not be obtained, it can only use and not consider basin physical process
Black-box model carry out operational efficiency solution.
Based on above-mentioned theory basis, the specific embodiment of step 31 includes:
311, the distribution details of equipment in modelling by mechanism region are obtained;
312, based on the distribution details got, the energy consumption data of armamentarium in modelling by mechanism region is converged
Always, it and obtains the final energy output data of every equipment in distribution details and is summarized;
313, based on after summarizing energy consumption data and energy output data determine the operational efficiency in modelling by mechanism region.
In an implementation, why needing to obtain device distribution details in step 311 is to determine entire modelling by mechanism area
Device distribution situation in domain, in this way could the energy consumption data to the armamentarium in whole region, energy in step 312
Amount output data is summarized.
For ease of description, hereafter by taking boiler as an example, the positive balance efficiency analysis method based on mechanism model is provided.
One, crucial energy consumption parameter is determined, crucial energy consumption parameter here includes input parameter, intermediate parameters and output ginseng
Number.Wherein input parameter includes: Wy--- fire coal applies base water content, takes 0.1%;--- the dry base specific heat of fire coal,
KJ/ (Kg DEG C), takes 1.09;Tb1--- left hearth temperature, unit DEG C.Tb2--- right bearth temperature, unit DEG C;Qnet.ar——
Coal-fired calorific value, unit kJ/kg.D --- main steam flow, unit t/h;ts--- main steam temperature, unit DEG C.ps--- main steam
Pressure, units MPa;tw--- main feed temperature, unit DEG C.pw--- main feed pressure, units MPa;B --- boiler coal feeding amount,
Unit t/h.
Intermediate parameters include: Tb--- fire box temperature, unit DEG C, Cr--- coal-fired specific heat, unit kJ/ (kg DEG C);
hs--- main steam enthalpy, unit kJ/kg.hw--- main Enthalpy of Feed Water, unit kJ/kg;Qr--- the heat that unit fire coal is released
Amount, unit kJ/kg;
Output parameter includes: ηZ--- as a result boiler positive balance efficiency takes hundred-mark system.
Two, energy use efficiency is calculated
1. according to left hearth temperature Tb1 and right bearth temperature Tb2, fire box temperature T is determined according to formula (1)b:
Tb=(Tb1+Tb2The formula of)/2 (1)
2. applying base moisture content W according to fire coaly, coal drying base specific heatDetermine coal-fired specific heat Cr:
3. according to coal-fired calorific value Qnet.ar, coal-fired specific heat CrWith fire box temperature Tb, determine the coal-fired heat released of unit
Qr:
Qr=Qnet.ar+Cr*TbFormula (3)
4. according to main steam temperature ts, main steam temperature psBy the way of data fitting, main steam enthalpy h is determineds:
hs1=2.2471 × ts+ 2333 formula (4)
hs2=2.3054 × ts+ 2292.9 formula (5)
hs=(hs2-hs1)×(ps+0.10325-3)+hs1Formula (6)
5. according to main feed temperature tw, by the way of data fitting, determine main Enthalpy of Feed Water hw:
hw=tw× 4.269 formula (7)
6. according to main steam flow D, main steam enthalpy hs, main Enthalpy of Feed Water hw, boiler coal feeding amount B, coal-fired calorific value Qnet.ar,
Determine boiler positive balance efficiency ηZ:
According to the step by step calculation of above-mentioned steps, it will be able to obtain the operational efficiency of final boiler.
Based on above-mentioned theory basis, the specific embodiment of step 32 includes:
321, the input energy calculation of equipment in non-modelling by mechanism region is determined;
322, the output energy balane mode of equipment in non-modelling by mechanism region is determined;
323, the operational efficiency in non-modelling by mechanism region is obtained in conjunction with the output energy and input energy obtained.
In an implementation, for ease of description, hereafter by taking circulation as an example, the positive balance effect based on black-box model is provided
Rate analysis method.
One, determine that crucial energy consumption parameter, crucial energy consumption parameter here include input parameter, intermediate parameters and output
Parameter, wherein input parameter includes: water circulating pump i voltage Ui, unit kV.Ii--- water circulating pump i electric current, unit A.Recirculated water
Pump i power factor (PF)Recirculated water total flow W, unit t/h.Recirculated water supply water temperature T1, unit DEG C.Recirculated water return water temperature
Spend T2, unit DEG C.
Intermediate parameters include: water circulating pump power Pi, unit kW.Cooling supply total amount Q, unit Gcal.
Output parameter includes: power freezing efficiency η, unit Gcal/kWh.
(2) energy efficiency analysis method for air is selected
Complexity based on the complete situation of industrial enterprise's field instrument and system is selected black-box model hair to calculate this and is followed
The energy operational efficiency of ring water system.
The energy use efficiency of the system are as follows:
(3) energy use efficiency is calculated
1. determining feed pump power Pi:
According to water circulating pump i voltage Upi, water circulating pump i electric current Ii, water circulating pump i power factor (PF)Determine circulation
Pump power Pi:
2. determining cooling supply total amount Q:Q=W × (T2-T1The formula of) × 4.186 × 0.2389 (10)
3. determining recirculated water efficiency eta:
Since the detailed operating parameter of each equipment can not be obtained in non-modelling by mechanism region, therefore can only borrow black
Box model obtains rough operational efficiency.
Embodiment two
The embodiment of the present application also proposes the analytical equipment 2 of enterprise energy operational efficiency, as shown in Fig. 2, the analytical equipment
Include:
Model acquiring unit 21, for obtaining energy resource system model to be analyzed;
Area division unit 22 is handled energy resource system model for the method for operation based on energy resource system model,
It is divided into modelling by mechanism region and non-modelling by mechanism region;
Efficiency solves unit 23, for carrying out efficiency derivation to modelling by mechanism region, non-modelling by mechanism region respectively;
Efficiency judging unit 24, for the historical efficiency data based on operation result and energy resource system model to enterprise's energy
Source operational efficiency is judged.
In an implementation, the analysis method that the application proposes needs to handle the energy resource system model of enterprise, by its stroke
It is divided into modelling by mechanism region and non-modelling by mechanism region.Here the division for why carrying out different zones, is for for inhomogeneity
The efficiency derivation step of distinguishing property of type region, so that finally obtained operational efficiency is more accurate.
Here area division unit 22 includes:
Metering method determines subelement 221, for obtaining the data metering mode in each region in energy resource system model;
First modeling region division subelement 222, if for there are precise information metering methods in target area, by mesh
Mark region division is modelling by mechanism region;
Second modeling region division subelement 223, if for there are precise information metering methods in target area, by mesh
Mark region division is non-modelling by mechanism region.
The execution method of unit 23 is solved from model acquiring unit 21 to efficiency it is found that based on each in energy resource system model
The data metering mode in region divides region.Why will whether there is in target area to each equipment in each region
Input and output amount use measuring equipment to carry out accurate measurement precise information metering method as the criteria for classifying, be because of mesh
Mark in region if there is accurate measurement mode, could specific energy to each pipeline, each equipment flowsheet in one's respective area,
Flow is measured, and after only getting accurate continuous data, can be counted by modelling by mechanism mode to operational efficiency
It calculates.
If in opposite target area and precise information metering method is not present, it is meant that can not be to each of the region
Pipeline, the specific flow of each equipment, energy datum are measured, and can not thus be run by the mode of modelling by mechanism
The calculating of efficiency, it is meant that the region of the type can only exist as non-modelling by mechanism region.
In efficiency judging unit 24, in the operational efficiency in obtained modelling by mechanism region or the fortune in non-modelling by mechanism region
After line efficiency, it is also necessary to analyze in conjunction with the historical efficiency curve of energy resource system model enterprise energy operational efficiency, determine
The distribution trend of enterprise operation efficiency under current production environment, and then judge whether to need to carry out production method or production environment
Adjustment.
Based on above-mentioned theory basis, efficiency solves unit 23 and specifically includes:
First solves subelement 231, for determining mechanism model corresponding with modelling by mechanism region, determining and mechanism model
Corresponding efficiency derivation algorithm carries out efficiency solution based on operational efficiency of the determining Energy Efficiency Analysis algorithm to modelling by mechanism region
Operation;
Second solution subelement 232 is based on for obtaining the system input quantity and system output quantity in non-modelling by mechanism region
Black-box model carries out efficiency derivation to non-modelling by mechanism region.
In an implementation, why mechanism model is established, is because mechanism model is the inside machine according to object, production process
The mathematical models that the transport mechanism of system or material stream is set up.It is based on mass balance equation, energy balance side
Journey, momentum balance equation, phase equilibrium equation and certain Constitute equations, chemical reaction law, circuit philosophy etc. and obtain
The mathematical model of object or process.The advantages of mechanism model is that parameter has very specific physical significance.Model parameter is easy to
Adjustment, resulting model have very strong adaptability.The disadvantage is that people are also difficult to write out its mathematical table for certain objects
When also being difficult to determine up to certain coefficients in formula or expression formula, it cannot be applicable in.
Since the foundation of mechanism model needs a large amount of parameter also to will affect if these parameters cannot obtain well
To the simulation effect of model.Therefore only under the premise of can meet the precise information metering method being mentioned in step 12,
Mechanism model can be used to calculate operational efficiency.
Opposite, for non-mechanism model since mass data can not be obtained, it can only use and not consider basin physical process
Black-box model carry out operational efficiency solution.
Based on above-mentioned theory basis, the specific embodiment of the first solution subelement 231 includes:
2311, the distribution details of equipment in modelling by mechanism region are obtained;
2312, based on the distribution details got, the energy consumption data of armamentarium in modelling by mechanism region is carried out
Summarize, and obtains the energy output data that every equipment is final in distribution details and summarized;
2313, based on after summarizing energy consumption data and energy output data determine modelling by mechanism region operation imitate
Rate.
In an implementation, why needing to obtain device distribution details in step 2311 is to determine entire modelling by mechanism area
Device distribution situation in domain, in this way could in step 2312 to the energy consumption data of the armamentarium in whole region,
Energy output data is summarized.
For ease of description, hereafter by taking boiler as an example, the positive balance efficiency analysis method based on mechanism model is provided.
One, crucial energy consumption parameter is determined, crucial energy consumption parameter here includes input parameter, intermediate parameters and output ginseng
Number.Wherein input parameter includes: Wy--- fire coal applies base water content, takes 0.1%;--- the dry base specific heat of fire coal,
KJ/ (Kg DEG C), takes 1.09;Tb1--- left hearth temperature, unit DEG C.Tb2--- right bearth temperature, unit DEG C;Qnet.ar——
Coal-fired calorific value, unit kJ/kg.D --- main steam flow, unit t/h;ts--- main steam temperature, unit DEG C.ps--- main steam
Pressure, units MPa;tw--- main feed temperature, unit DEG C.pw--- main feed pressure, units MPa;B --- boiler coal feeding amount,
Unit t/h.
Intermediate parameters include: Tb--- fire box temperature, unit DEG C, Cr--- coal-fired specific heat, unit kJ/ (kg DEG C);
hs--- main steam enthalpy, unit kJ/kg.hw--- main Enthalpy of Feed Water, unit kJ/kg;Qr--- the heat that unit fire coal is released
Amount, unit kJ/kg;
Output parameter includes: ηZ--- as a result boiler positive balance efficiency takes hundred-mark system.
Two, energy use efficiency is calculated
1. according to left hearth temperature Tb1With right bearth temperature Tb2, fire box temperature T is determined according to formula (1)b:
Tb=(Tb1+Tb2The formula of)/2 (1)
2. applying base moisture content W according to fire coaly, coal drying base specific heatDetermine coal-fired specific heat Cr:
3. according to coal-fired calorific value Qnet.ar, coal-fired specific heat CrWith fire box temperature Tb, determine the coal-fired heat released of unit
Qr:
Qr=Qnet.ar+Cr*TbFormula (3)
4. according to main steam temperature ts, main steam temperature psBy the way of data fitting, main steam enthalpy h is determineds:
hs1=2.2471 × ts+ 2333 formula (4)
hs2=2.3054 × ts+ 2292.9 formula (5)
hs=(hs2-hs1)×(ps+0.10325-3)+hs1Formula (6)
5. according to main feed temperature tw, by the way of data fitting, determine main Enthalpy of Feed Water hw:
hw=tw× 4.269 formula (7)
6. according to main steam flow D, main steam enthalpy hs, main Enthalpy of Feed Water hw, boiler coal feeding amount B, coal-fired calorific value Qnet.ar,
Determine boiler positive balance efficiency ηZ:
According to the step by step calculation of above-mentioned steps, it will be able to obtain the operational efficiency of final boiler.
Based on above-mentioned theory basis, the specific embodiment of step 32 includes:
321, the input energy calculation of equipment in non-modelling by mechanism region is determined;
322, the output energy balane mode of equipment in non-modelling by mechanism region is determined;
323, the operational efficiency in non-modelling by mechanism region is obtained in conjunction with the output energy and input energy obtained.
In an implementation, for ease of description, hereafter by taking circulation as an example, the positive balance effect based on black-box model is provided
Rate analysis method.
One, determine that crucial energy consumption parameter, crucial energy consumption parameter here include input parameter, intermediate parameters and output
Parameter, wherein input parameter includes: water circulating pump i voltage Ui, unit kV.Ii--- water circulating pump i electric current, unit A.Recirculated water
Pump i power factor (PF)Recirculated water total flow W, unit t/h.Recirculated water supply water temperature T1, unit DEG C.Recirculated water return water temperature
Spend T2, unit DEG C.
Intermediate parameters include: water circulating pump power Pi, unit kW.Cooling supply total amount Q, unit Gcal.
Output parameter includes: power freezing efficiency η, unit Gcal/kWh.
(2) energy efficiency analysis method for air is selected
Complexity based on the complete situation of industrial enterprise's field instrument and system is selected black-box model hair to calculate this and is followed
The energy operational efficiency of ring water system.
The energy use efficiency of the system are as follows:
(3) energy use efficiency is calculated
1. determining feed pump power Pi:
According to water circulating pump i voltage Upi, water circulating pump i electric current Ii, water circulating pump i power factor (PF)Determine circulation
Pump power Pi:
2. determining cooling supply total amount Q:Q=W × (T2-T1The formula of) × 4.186 × 0.2389 (10)
3. determining recirculated water efficiency eta:
Since the detailed operating parameter of each equipment can not be obtained in non-modelling by mechanism region, therefore can only borrow black
Box model obtains rough operational efficiency.
Each serial number in above-described embodiment is for illustration only, the assembling for not representing each component or the elder generation in use process
Sequence afterwards.
The above description is only an embodiment of the present invention, is not intended to limit the invention, all in the spirit and principles in the present invention
Within, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. the analysis method of enterprise energy operational efficiency, which is characterized in that the analysis method includes:
Obtain energy resource system model to be analyzed;
The method of operation based on energy resource system model handles energy resource system model, is divided into modelling by mechanism region and non-machine
Reason modeling region;
Efficiency derivation is carried out to modelling by mechanism region, non-modelling by mechanism region respectively;
Historical efficiency data based on operation result and energy resource system model judge enterprise energy operational efficiency.
2. the analysis method of enterprise energy operational efficiency according to claim 1, which is characterized in that described to be based on energy system
The method of operation of system model handles energy resource system model, is divided into modelling by mechanism region and non-modelling by mechanism region, wraps
It includes:
Obtain the data metering mode in each region in energy resource system model;
If there are precise information metering methods in target area, target area is divided into modelling by mechanism region;
If there are precise information metering methods in target area, target area is divided into non-modelling by mechanism region.
3. the analysis method of enterprise energy operational efficiency according to claim 2, which is characterized in that the precise information meter
Amount mode includes:
Measuring equipment is used to carry out accurate measurement the input and output amount of each equipment in each region.
4. the analysis method of enterprise energy operational efficiency according to claim 1, which is characterized in that described respectively to mechanism
It models region, non-modelling by mechanism region and carries out efficiency derivation, comprising:
It determines mechanism model corresponding with modelling by mechanism region, determines efficiency derivation algorithm corresponding with mechanism model, based on true
Fixed Energy Efficiency Analysis algorithm carries out efficiency derivation to the operational efficiency in modelling by mechanism region;
Obtain the system input quantity and system output quantity in non-modelling by mechanism region, based on black-box model to non-modelling by mechanism region into
Line efficiency derivation.
5. the analysis method of enterprise energy operational efficiency according to claim 1, which is characterized in that the determination and mechanism
The corresponding mechanism model in region is modeled, determines efficiency derivation algorithm corresponding with mechanism model, is calculated based on determining Energy Efficiency Analysis
Method carries out efficiency derivation to the operational efficiency in modelling by mechanism region, comprising:
Obtain the distribution details of equipment in modelling by mechanism region;
Based on the distribution details got, the energy consumption data of armamentarium in modelling by mechanism region is summarized, and is obtained
The energy output data that every equipment is final in distribution details is taken to be summarized;
Based on after summarizing energy consumption data and energy output data determine the operational efficiency in modelling by mechanism region.
6. the analysis method of enterprise energy operational efficiency according to claim 3, which is characterized in that described to obtain non-mechanism
The system input quantity and system output quantity for modeling region carry out efficiency to non-modelling by mechanism region based on black-box model and solve fortune
It calculates, comprising:
Determine the input energy calculation of equipment in non-modelling by mechanism region;
Determine the output energy balane mode of equipment in non-modelling by mechanism region;
The operational efficiency in non-modelling by mechanism region is obtained in conjunction with the output energy and input energy obtained.
7. the analytical equipment of enterprise energy operational efficiency, which is characterized in that the analytical equipment includes:
Model acquiring unit, for obtaining energy resource system model to be analyzed;
Area division unit handles energy resource system model for the method for operation based on energy resource system model, is divided into
Modelling by mechanism region and non-modelling by mechanism region;
Efficiency solves unit, for carrying out efficiency derivation to modelling by mechanism region, non-modelling by mechanism region respectively;
Efficiency judging unit runs enterprise energy for the historical efficiency data based on operation result and energy resource system model
Efficiency is judged.
8. the analytical equipment of enterprise energy operational efficiency according to claim 7, which is characterized in that the region division list
Member, comprising:
Metering method determines subelement, for obtaining the data metering mode in each region in energy resource system model;
First modeling region division subelement, if for there are precise information metering methods in target area, by target area
It is divided into modelling by mechanism region;
Second modeling region division subelement, if for there are precise information metering methods in target area, by target area
It is divided into non-modelling by mechanism region.
9. the analytical equipment of enterprise energy operational efficiency according to claim 8, which is characterized in that the region division list
Member includes:
Data metering subelement, used in each region, the input and output amount of each equipment uses measuring equipment to carry out based on accurately
Amount.
10. the analytical equipment of enterprise energy operational efficiency according to claim 7, which is characterized in that the efficiency solves
Unit, comprising:
First solves subelement, and for determining mechanism model corresponding with modelling by mechanism region, determination is corresponding with mechanism model
Efficiency derivation algorithm carries out efficiency derivation based on operational efficiency of the determining Energy Efficiency Analysis algorithm to modelling by mechanism region;
Second solves subelement, for obtaining the system input quantity and system output quantity in non-modelling by mechanism region, is based on black box mould
Type carries out efficiency derivation to non-modelling by mechanism region.
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