CN102789220B - System energy consumption process management device and system energy consumption process management control method - Google Patents
System energy consumption process management device and system energy consumption process management control method Download PDFInfo
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Abstract
The invention relates to a system energy consumption process management device which comprises a signal acquisition part (10), an information processing part (20), a control unit (30) used for controlling all energy consumption devices in a system, and a power module (40) used for supplying working electric energy for all parts, wherein the signal acquisition part (10) comprises an input parameter acquisition module (11) used for acquiring the input parameters of all the energy consumption devices in the system, an output parameter acquisition module (12) used for acquiring the output parameters of all the energy consumption devices in the system, and an environmental parameter acquisition module (13) used for acquiring the parameters related to the surrounding environment. A whole management control function model can be built for the whole energy consumption process by combining the energy consumption management device with energy consumption process perimeter condition parameters (namely, environmental change), so that the influencing factors of the energy consumption process can be monitored and analyzed in real time, and proper feedback control can be carried out on the energy consumption devices; therefore, the energy consumption can be more accurately managed in detail, the energy efficiency is improved, and direct economic benefit can be generated.
Description
Technical field
The present invention relates to control technology, particularly monitor and control technology with the energy consumption process of energy device systems.
Background technology
The energy is the indispensable power resources of human social development, is day by day subject to the mankind pays close attention to instantly in energy scarcity problem, and the efficient utilization of the energy has become an urgent demand, becomes the important indicator of Enterprise Integrated competitive power.Be subject to the impact of environmental change, current economic situation and government's pressure, for energy-saving and cost-reducing developing goal, many big-and-middle-sized energy consumption enterprise implements serial of methods and measure, energy management has become the indispensable part of enterprise.
Conventionally, energy consumption is subject to the impact of two main variable factors, i.e. environmental change and output.Nowadays, can follow the tracks of software and building automation system is measured, trend analysis and control is for example, about the environmental change (, air themperature, humidity etc.) of energy consumption by the energy.The normally qualitative but not impact of analysis environments factors on energy consumption quantitatively.
In order to tackle the current and following energy demand management problem, need to make energy-related data become available.But energy management and control now can only, by for not obviously being inconsistent of consuming or trend is checked record data, realize the energy is used to the understanding of pattern.Current requirement management systems is only the load of infrastructure peak load and abandons application, has a large amount of energy dissipations in reaching demand, certainly leads to many ineffective energy consumptions, and energy efficiency is difficult to promote.
Therefore, be evaluated as target with enterprise's efficiency, set up enterprise process energy consumption system model, reflect comprehensively, exactly situation and the influence factor of enterprise energy consumption process, and analyze the dynamic behaviour that in enterprise energy consumption process, the energy uses and consumes, will have great importance.It is not only that enterprise realizes energy resource consumption situation quantitatively and analytical approach qualitatively, also can provide certain guidance for enterprise implements development strategy energy-saving and cost-reducing, the effective use energy comprehensively.
Summary of the invention
This energy consumption process management devices provided by the invention and control method thereof, adopt process control, fully takes into account the impact of environmental factor simultaneously, solves energy efficiency in prior art and be difficult to the technical matters promoting.
System energy consumption process management device is set up for an energy operation architecture, that the energy use procedure (including environmental factor) of an energy system is carried out to the system and device of effectively management and the effective management method that energy resource consumption is monitored, controlled, native system relates to this institute and supervises all energy in energy system, comprises electricity, water, gas, wet goods etc.
System energy consumption process management device is in an energy resource system, the technological process forming based on multiple equipment manages the energy resource consumption process in all-round source in this system, and the software that the realization of this management devices is actually the process+system of multiple harvesters monitorings is realized the particular procedures of on-line analysis energy resource consumption and coordinated management and control instruction point out or directly implement to control etc. the effectively system solution thinking of the common formation of a kind of software and hardware of output.
Contrast unplanned energy management method in the past, the energy consuming in producing, runing there is no accurate plan, and does is cycle total energy consumption how many? does is total energy consumption on average how many again to energy consumption on unit product?
The present invention is the use energy process by the whole energy system of Real-Time Monitoring, in conjunction with relevant environmental impact factor, from the viewpoint of more fully diagnosing the use energy process actual state of energy system and the relation with environmental factor, and carry out mathematical modeling, by horizontal (various systems, as adapted electric system, air-conditioning system, supply and drain water system, by gas system etc.) contrast and longitudinal contrast (historical data of each system and real time data), the result of analyzing by Data Comparison, analysis obtains being applicable to the pattern function of this energy system, excavate the energy saving space and the potentiality of this energy system, the energy conservation that guidance system is later.
The present invention comprises successively the signal acquisition part that connects, information treatment part for this system energy consumption process management device providing is provided, for each with can the control module of equipment and the power module of supply each several part work energy in control system, described signal acquisition part comprises in acquisition system each with each with output parameter acquisition module that can equipment energy output parameter and gather the environmental parameter acquisition module of surrounding enviroment correlation parameter in input parameter acquisition module that can equipment energy input parameter, acquisition system.Described information treatment part comprises the data processing unit that connects the data storage cell of signal acquisition part and connect respectively described signal acquisition part and data storage cell.This management devices also comprise connect described data storage cell data communication unit, connect the data display unit of the result output unit of described data processing unit, respectively connection result output unit and data storage cell and be connected the Alarm Unit of described data processing unit.
Its control method comprises the following steps: each real-time input and output parameter with energy equipment in A. acquisition system, and gather the real time environment parameter of surrounding enviroment simultaneously, the real-time input and output parameter of described collection comprises at least one in electrical energy parameter, water energy parameter, gas energy parameter or mechanical energy parameter, and described real time environment parameter comprises at least one in temperature or humidity; B. the parameter signal gathering in steps A is carried out to analyzing and processing; C. according to the analysis result in step B, to respectively controlling with energy equipment in system.
Described in step B, parameter signal being carried out to Treatment Analysis comprises step by step following: B1. stores the data that gather in step B; B2. to the data analysis of storing in step B1; B3. obtain each energy consumption function with energy equipment in system by the analysis result of step B2, and storage; B4. go out the each standard energy consumption function of energy equipment under this environmental baseline of using in system according to analyzing the real time environment calculation of parameter obtaining in step B3, standard energy consumption function is according to many groups image data is analyzed, find out most economical rational function model and generate corresponding energy consumption curve, and storage; B5. the parameter obtaining in step B3 and step B4 is compared, obtain the difference of real-time parameter and canonical parameter, whether exceed setting value according to difference and determine whether to each in system and send steering order with energy equipment.
Described in step C, comprise the following steps by the method for can equipment controlling each in system: C1. regulates each parameter of using energy equipment according to the difference of real-time parameter and canonical parameter; C2. detect the use energy device parameter after regulating, and again compare with canonical function; C3. judge whether to need to continue to regulate according to the comparative result of C2, until each with the energy equipment function that is near the mark.
Process managing power consumption device of the present invention and control and analysis, set up the energy consumption function model of a kind of energy consumption process influence factors all with it, can facilitation about real time comprehensive analysis and the management and control of energy consumption data (power consumption, water consumption, other energy resource consumptions or utilization) other sustainability factors associated with energy consumption process.The foundation of its process energy consumption analysis model of this process managing power consumption device is independent of unique energy and with can equipment, embody the many processes of energy resource consumption, many devices, multifactorial characteristic, can manage various energy medium and multiple energy consumption equipment simultaneously, the present invention can manage multiple energy consumption equipment simultaneously, device object 1, 2, 3, the input energy sources of n can be electric energy, water energy, natural gas energy resource etc., same output can be also different variety of energy sources, process managing power consumption device is by a series of Treatment Analysis of real-time parameter process to collecting, finally can carry out suitable control to energy consumption equipment object.This process managing power consumption device is also different from other energy consumption management-control methods, the circumference conditional parameter (being environmental change) of comprehensive energy consumption process is set up overall management and control function model to overall energy consumption process, can monitor in real time and analyze the factor that affects of energy consumption process, to making suitable FEEDBACK CONTROL with energy equipment, more precisely manage meticulously energy consumption with this, improve efficiency, can bring direct economic benefit.
Brief description of the drawings
Fig. 1 is the application schematic diagram of energy consumption process management devices of the present invention.Fig. 2 is the structural representation of energy consumption process management devices of the present invention.Fig. 3 is the schematic flow sheet of energy consumption process management control method of the present invention.Fig. 4 is the schematic diagram of real time energy consumption parameter of the present invention and the comparison of standard energy consumption parameter.Fig. 5 is the schematic diagram that the present invention's energy equipment regulates and feeds back.
Embodiment
In conjunction with above-mentioned brief description of the drawings specific embodiments of the invention.
In Fig. 1 and Fig. 2, this system energy consumption process management device comprises successively the signal acquisition part 10 that connects, information treatment part 20, for each with can the control module 30 of equipment and the power module 40 of supply each several part work energy in control system, described signal acquisition part 10 comprises in acquisition system each with each with output parameter acquisition module 12 that can equipment energy output parameter and gather the environmental parameter acquisition module 13 of surrounding enviroment correlation parameter in input parameter acquisition module 11 that can equipment energy input parameter, acquisition system.Described information treatment part 20 comprises the data processing unit 22 that connects the data storage cell 21 of signal acquisition part 10 and connect respectively described signal acquisition part 10 and data storage cell 21.This management devices also comprise connect described data storage cell 21 data communication unit 50, connect the data display unit 70 of the result output unit 60 of described data processing unit 22, respectively connection result output unit 60 and data storage cell 21 and be connected the Alarm Unit 80 of described data processing unit 22.
Each several part effect in the present invention is: power module 40: provide energy consumption process management devices reliable working power;
Signal acquisition part 10 has comprised data collector and data acquisition unit, wherein: data collector: comprise all kinds of energy consumption data acquisition devices, temperature collecting device, humidity collector etc., various circumference conditional parameters in energy consumption process are carried out to Real-Time Monitoring collection (as temperature, humidity etc.), and by energy input value (as electric energy) that can equipment with the Real-time Collection of effective output valve (as mechanical energy) of energy equipment;
Data acquisition unit: there is the interface corresponding with Various types of data harvester, can accept the data that data collector collects, be connected by bus between data acquisition unit and data collector;
Functions in information treatment part 20 is as follows: data processing unit 22: the real time data gathering is carried out to conversion process, and draw the function model of energy consumption process about circumference conditional parameter by a series of analysis, find out most economical rational function model as standard energy consumption function, and generate corresponding function curve;
Data storage cell 21: the data that store data collecting unit and data processing unit are sent here;
Control module 30: the energy consumption difference size of the process energy consumption curve obtaining according to data processing and process energy consumption standard curve is carried out suitable feedback regulation to energy consumption equipment;
Alarm Unit 80: when energy consumption difference exceeds the allowed band of setting, send warning information;
Result output unit 60: for exporting data processing module result after treatment;
Data display unit 70: for showing the result of Real-time Monitoring Data and data processing, check for user.Data communication unit 50: send the data of data storage cell to background computer according to the default time interval, it can pass through GPRS, infrared technique, blue-tooth technology or ethernet technology and be connected with background computer, certainly, background computer need to match by corresponding technological means.
From in Fig. 3 to Fig. 5, this system energy consumption process management control method comprises the following steps: steps A: Various types of data harvester gathers the energy input and output instantaneous value of various circumference conditional parameters and energy consumption equipment;
Step B1: the real time data that data collector is collected is passed to data storage cell and stored;
Step B2: data processing unit collects real time data by data collector and carries out Treatment Analysis;
Step B3: obtained about the process energy consumption function with energy process circumference conditional parameter by the analysis result of step B2; Step B4: find out standard energy consumption function, generate corresponding energy consumption curve, result is stored to storage unit; The foundation of energy consumption process management devices function model is to analyze with the historical data of output and each circumference conditional parameter by the energy input to energy consumption process in data processing unit, find out the rule of historical data, select suitable function model to carry out fit procedure energy consumption data, and find the energy consumption index of most economical rational function model as standard, generate corresponding energy consumption curve.Concrete implementation is as follows:
Process energy consumption input-output function model:
Y=E（I）-E（O）=b 1 x 1 +b 2 x 2 +……+b n x n （&）
Wherein
e(I)the energy input value of-energy consumption equipment;
e(O)the energy output valve of-energy consumption equipment;
b 1,2 ... n for being related to constant;
x 1,2 ... n -circumference conditional parameter value, variable;
The available matrix pattern of formula (&) is expressed as:
Y=?Xb
In formula:
The calculating formula of related coefficient:
b=(X′X)
-1
X′Y
Under the support of historical data, energy input
y n × 1 , circumference conditional parameter
x n × p all known, just can be in the hope of scalar matrix
b p × 1 thereby, draw process energy consumption input-output function model;
Step D1: data display unit shows the data of data storage cell, checks for user;
Step B5: the energy consumption curve that step B3 is drawn and process energy consumption standard curve are analyzed, and draw energy consumption difference, with reference to accompanying drawing 4;
Step C1: if the comparing result of step B5 be energy consumption difference in predefined allowed band, energy consumption equipment is not carried out to FEEDBACK CONTROL; When the comparing result of step B5 is that energy consumption difference has exceeded predefined allowed band, data processing unit is analyzed the difference origin cause of formation, finds out the basic reason that causes energy consumption difference;
Step C2-C3: the reason of discrepancies of analyzing according to step C1 carries out suitable FEEDBACK CONTROL to energy consumption equipment, and there is Alarm Unit to send corresponding warning information, make the energy consumption curve energy consumption curve that is near the mark through feedback regulation repeatedly, finally make its difference reach allowed band, thereby reach energy-conservation object.
The feedback control procedure of process managing power consumption device is as accompanying drawing 5, detection part measure with energy input that can equipment with after effective output with there is the identical standard volume with energy conditional parameter and compare, control assembly sends suitable control command according to both difference sizes, execution unit (start stop switch of luminous lamp switch, motor or speed governing button etc.) regulates control to controlled device (energy consumption equipment), the input and output of the controlled volume energy are changed, reduce the difference of real process energy consumption and standard energy consumption.
Example is taking building, station, airport energy consumption process as example:
Energy load type various (lighting installation, all kinds of elevator, information and date facility, refrigeration facility, air conditioner ventilation facility, hot and cold water, LED large-size screen monitors etc.) in airport installation, and most of environment and lighting installation are operations continuously in 24 hours, ventilation, humiture and illumination correlation parameter configure with maximal workload, certainly leading to a large amount of ineffective energy consumptions in can process, with regard to energy-conservation angle, be sought after taking suitable adjustment means by energy process.
In the conservation measures of airport, introduce process managing power consumption device, gather and use energy conditional parameter as temperature, humidity, illumination etc., input and effectively export and analyze with the corresponding energy.With total the input as electric energy, water energy etc. of the energy of energy equipment
E(I), with total effective output as mechanical energy E(0 of energy equipment), process of establishing energy consumption function also generates energy consumption curve.
If the difference that in process energy consumption model, the standard energy consumption of correspondence and actual consumption exist has exceeded predefined allowed band, process managing power consumption device by reason of discrepancies analysis to can equipment sending control command, as reduced ventilation under the prerequisite ensureing air quality, under the prerequisite that ensures ambient light illumination, close part illumination etc.
After the process of introducing managing power consumption device, can, in time according to energy process for the variation adjustment by energy parameter, reduce ineffective energy consumption, improve efficiency of energy utilization, generation economic benefit.
In sum, process managing power consumption device is according to affecting parameter analysis by each circumference condition in energy process, find out the relation of they and process energy consumption, obtain overall function model and the energy consumption curve of an energy consumption process about all circumference conditional parameters, according to the difference of its process energy consumption curve and standard energy consumption curve, energy consumption equipment is carried out to suitable FEEDBACK CONTROL and reach maximum energy source optimization management.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (9)
1. a system energy consumption process management control method, is characterized in that: the method comprises the following steps: in A. acquisition system, respectively use the real-time input and output parameter of energy equipment, and gather the real time environment parameter of surrounding enviroment simultaneously; B. the parameter signal gathering in steps A is carried out to analyzing and processing, parameter signal is carried out to Treatment Analysis and comprise step by step following: B1. stores the data that gather; B2. to the data analysis of storing in step B1; B3. obtain each energy consumption function with energy equipment in system by the analysis result of step B2, and storage; B4. go out in system respectively with can the standard energy consumption function of equipment under this environmental baseline according to analyzing the real time environment calculation of parameter that obtains in step B3, and generate corresponding energy consumption curve, and storage; B5. the parameter obtaining in step B3 and step B4 is compared, obtain the difference of real-time parameter and canonical parameter, determine whether in system and respectively send steering order with energy equipment according to difference condition; C. according to the analysis result in step B, to respectively controlling with energy equipment in system.
2. system energy consumption process management control method according to claim 1, is characterized in that: described in steps A, gather real-time input and output parameter and comprise at least one in electrical energy parameter, water energy parameter, gas energy parameter or mechanical energy parameter; The parameter of real time environment described in steps A comprises at least one in temperature or humidity.
3. system energy consumption process management control method according to claim 1, is characterized in that: the energy consumption function obtaining described in step B3 is:
y=E(I)-E(O)=b 1 x 1 + b 2 x 2 + ... + b n x n wherein
yfor functional value,
e(I)for energy input value,
e(O)for energy output valve,
b 1,2 ... n for being related to constant,
x 1,2 ... n for surrounding enviroment parameter value, it is variable.
4. system energy consumption process management control method according to claim 1, is characterized in that: step B4 Plays energy consumption function is according to many groups image data is analyzed, and finds out most economical rational function model.
5. according to system energy consumption process management control method described in any one in claim 1 to 4, it is characterized in that: described in step B5, whether comprise whether the difference of real-time parameter and canonical parameter exceeds setting value to each by the criterion of can equipment controlling.
6. according to system energy consumption process management control method described in any one in claim 1 to 4, it is characterized in that: described in step C, comprise the following steps by the method for can equipment controlling each in system: C1. regulates each parameter of using energy equipment according to the difference of real-time parameter and canonical parameter; C2. detect the use energy device parameter after regulating, and again compare with canonical function; C3. judge whether to need to continue to regulate according to the comparative result of C2, until each with the energy equipment actual consumption curvilinear function function that is near the mark.
7. one kind adopts in claim 1 to 6 the system energy consumption process management device of system energy consumption process management control method described in any one, it is characterized in that: this management devices comprises the signal acquisition part (10) connecting successively, information treatment part (20), for the power module (40) of each control module (30) with energy equipment in control system and supply each several part work energy, described signal acquisition part (10) comprises each input parameter acquisition module (11) with energy equipment energy input parameter in acquisition system, each with the output parameter acquisition module (12) of energy equipment energy output parameter and the environmental parameter acquisition module (13) of collection surrounding enviroment correlation parameter in acquisition system.
8. system energy consumption process management device according to claim 7, is characterized in that: described information treatment part (20) comprises and connects the data storage cell (21) of signal acquisition part (10) and connect respectively described signal acquisition part (10) and the data processing unit (22) of data storage cell (21).
9. system energy consumption process management device according to claim 8, is characterized in that: this management devices also comprise connect described data storage cell (21) data communication unit (50), connect the data display unit (70) of the result output unit (60) of described data processing unit (22), respectively connection result output unit (60) and data storage cell (21) and be connected the Alarm Unit (80) of described data processing unit (22).
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