CN102789220A - 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 ability device systems.
Background technology
The energy is the indispensable power resources of human social development, receives human the concern instantly day by day in the energy scarcity problem, and the efficient utilization of the energy has become an urgent demand, becomes the important indicator of enterprises comprehensive competitive power.Receive the influence of environmental change, current economic situation and government's pressure, to 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.
Usually, energy consumption receives the influence of two main variable factors, i.e. environmental change and output.Nowadays, can follow the tracks of software and BAS is measured, trend analysis and control is about the environmental change (for example, air themperature, humidity etc.) of energy consumption through the energy.The normally qualitative but not influence of analysis environments factors on energy consumption quantitatively.
In order to tackle the current and following energy demand management problem, it is available energy-related data to be become needs.Yet energy management and control now can only realize the energy is used the understanding of pattern through to obviously not being inconsistent of consuming or trend is checked record data.Current requirement management systems only infrastructure peak load load is abandoned application, and a large amount of energy dissipations is arranged when reaching demand, certainly leads to many invalid energy consumptions, and energy efficiency is difficult to promote.
Therefore, be evaluated as target, set up enterprise process energy consumption system model, reflect the situation and the influence factor of enterprise energy consumption process comprehensively, exactly, and analyze the dynamic behaviour that the energy uses and consumes in the enterprise energy consumption process, will have great importance with enterprise's efficiency.It is not only enterprises implement energy resource consumption situation quantitatively with analytical approach qualitatively, also can for enterprise implement comprehensively energy-saving and cost-reducing, efficiently use the development strategy of the energy that certain guidance is provided.
Summary of the invention
This energy consumption process management devices provided by the invention and control method thereof adopt process control, fully take into account Effect of Environmental simultaneously, solve the technical matters that energy efficiency is difficult to promote in the prior art.
System energy consumption process management device is set up to an energy operation architecture; It is the effective management method of system and device that the energy use (comprising environmental factor) of an energy system is effectively managed and energy resource consumption monitoring, control; Native system relates to all energy in this institute's supervision energy system, comprises electricity, water, gas, wet goods etc.
System energy consumption process management device is in an energy resource system; Technological process based on a plurality of equipment constitute is managed 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 a plurality of harvesters monitorings is implemented in the particular procedures of line analysis energy resource consumption and cooperates the management and control instruction to point out or directly implement the effectively common system's solution thinking that constitutes of a kind of software and hardware of output such as control.
Contrast unplanned energy management method in the past, the energy that consumes in producing, runing does not have accurate plan, and how many be cycle total energy consumptions? Total energy consumption on average to the unit product energy consumption what are again?
The present invention is the usefulness ability process through the whole energy system of real-time monitoring; In conjunction with relevant environmental impact factor, consider from more comprehensive aspect the diagnosis energy system with can the process actual state and with the relation of environmental factor, the line number of going forward side by side modeling; Through horizontal (various systems; Like adapted electric system, air-conditioning system, supply and drain water system, with the gas system etc.) contrast and contrast (historical data of each system and real time data) longitudinally, through the result of data comparative analysis, analyze the pattern function that obtains being fit to 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 solves the problems of the technologies described above this system energy consumption process management device that provides to comprise successively the signal acquisition part, the information treatment part that connect, be used in the control system each with the control module that can equipment and the power module of supply each several part work energy, said signal acquisition part comprise in the acquisition system each with in input parameter acquisition module that can equipment energy input parameter, the acquisition system each with output parameter acquisition module that can equipment energy output parameter and the environmental parameter acquisition module of gathering the surrounding enviroment correlation parameter.Said information treatment part comprises data storage cell that connects signal acquisition part and the data processing unit that connects said signal acquisition part and data storage cell respectively.This management devices also comprises the data communication unit that connects said data storage cell, connects the output unit as a result of said data processing unit, connects output unit and the data display unit of data storage cell and the Alarm Unit that is connected said data processing unit as a result respectively.
Its control method may further comprise the steps: each is with the real-time input and output parameter of ability equipment in the A. acquisition system; And gather the real time environment parameter of surrounding enviroment simultaneously; The real-time input and output parameter of said collection comprise electrical energy parameter, water can parameter, gas can parameter or the mechanical energy parameter at least a, said real time environment parameter comprises at least a in temperature or the humidity; B. the parameter signal of gathering in the steps A is carried out analyzing and processing; C. according to the analysis result among the step B, to each is controlled with ability equipment in the system.
Described in the step B parameter signal being carried out Treatment Analysis comprises step by step following: B1. stores the data of gathering among the step B; B2. the data of storing among the step B1 are analyzed; B3. obtain respectively using in the system energy consumption function of ability equipment by the analysis result of step B2, and storage; B4. go out in the system respectively with the standard energy consumption function of ability equipment under this environmental baseline according to analyzing the real time environment calculation of parameter that obtains among the step B3; Standard energy consumption function is according to many groups image data is analyzed; Find out most economical reasonable function model and generate corresponding energy consumption curve, and storage; B5. resulting parameter among step B3 and the step B4 is compared, obtain the difference of real-time parameter and canonical parameter, whether exceed setting value according to difference and judge whether each send steering order with ability equipment in system.
Described in the step C each method of using ability equipment to control in the system may further comprise the steps: C1. regulates each parameter with ability equipment according to the difference of real-time parameter and canonical parameter; C2. detect the usefulness ability device parameter after regulating, and compare once more with canonical function; C3. the comparative result according to C2 judges whether that needs continue to regulate, until each is near the mark function with ability equipment till.
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 and its all influence factors, can facilitation about the 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 related 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 ability equipment, embodies the many processes of energy resource consumption, many devices, multifactorial characteristic, can manage various energy medium and a plurality of energy consumption equipment simultaneously; The present invention can manage a plurality of energy consumption equipment, device object 1,2 simultaneously; 3 ..., the input energy of n can be electric energy; The water ability, natural gas energy resource etc., same output also can be different variety of energy sources; Process managing power consumption device finally can carry out suitable control to the energy consumption equipment object through a series of Treatment Analysis of real-time parameter process to collecting.This process managing power consumption device also is different from other energy consumption management-control methods; Circumference conditional parameter (being environmental change) in conjunction with energy consumption process is set up whole management and control function model to whole energy consumption process; Can monitor and analyze the factor that influences of energy consumption process in real time, to making suitable FEEDBACK CONTROL, with this accurate more energy consumption of managing carefully with ability equipment; Improve efficiency, can bring direct economic benefit.
Description of drawings
Fig. 1 is the application synoptic 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 real time energy consumption parameter of the present invention and standard energy consumption parameter synoptic diagram relatively.Fig. 5 is the synoptic diagram that the present invention regulates and feeds back with ability equipment.
Embodiment
In conjunction with above-mentioned description of drawings specific embodiment of the present invention.
By knowing among Fig. 1 and Fig. 2; This system energy consumption process management device comprises successively the signal acquisition part 10, the information treatment part 20 that connect, be used in the control system each with the control module 30 that can equipment and the power module 40 of supply each several part work energy, said signal acquisition part 10 comprise in the acquisition system each with in input parameter acquisition module 11 that can equipment energy input parameter, the acquisition system each with output parameter acquisition module 12 that can equipment energy output parameter and the environmental parameter acquisition module 13 of gathering the surrounding enviroment correlation parameter.The data processing unit 22 that said information treatment part 20 comprises the data storage cell 21 that connects signal acquisition part 10 and connects said signal acquisition part 10 and data storage cell 21 respectively.This management devices also comprises the data communication unit 50 that connects said data storage cell 21, connects the output unit as a result 60 of said data processing unit 22, connects output unit 60 and the data display unit 70 of data storage cell 21 and the Alarm Unit 80 that is connected said data processing unit 22 as a result respectively.
Each several part effect among the present invention is: power module 40: energy consumption process management devices reliable work power supply is provided;
Data acquisition unit: have and the corresponding interface of Various types of data harvester, can accept the data that data collector collects, be connected through bus between data acquisition unit and the data collector;
Each several part function in the information treatment part 20 is following: data processing unit 22: the real time data to gathering is carried out conversion process; And draw the function model of energy consumption process about the circumference conditional parameter through series of analysis; Find out most economical reasonable 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 process energy consumption curve that obtains according to data processing and the energy consumption difference size of process energy consumption standard curve are carried out suitable feedback regulation to energy consumption equipment;
Alarm Unit 80:, send warning information when energy consumption difference exceeds the allowed band of setting;
Data display unit 70: be used to show real-time Monitoring Data and The results of data processing, supply the user to check.Data communication unit 50: send the data of data storage cell to background computer according to the preset 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 match through the technological means of correspondence.
By knowing among Fig. 3 to Fig. 5, this system energy consumption process management control method may further comprise the steps: steps A: the Various types of data harvester is gathered 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 is stored;
Step B2: data processing unit collects real time data with data collector and carries out Treatment Analysis;
Step B3: the analysis result by step B2 obtains about the process energy consumption function with ability process circumference conditional parameter; Step B4: find out standard energy consumption function, generate corresponding energy consumption curve, the result is stored to storage unit; The foundation of energy consumption process management devices function model is in data processing unit, to analyze with the historical data of output and each circumference conditional parameter through the energy input to energy consumption process; Find out the rule of historical data; Select the proper functions model to come the fit procedure energy consumption data; And find the energy consumption index of most economical reasonable function model as standard, generate corresponding energy consumption curve.Concrete implementation is following:
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 concerning constant;
x 1,2 ... N -circumference conditional parameter value, variable;
The available matrix pattern of formula (&) is expressed as:
Y=?Xb
Where: ?
The calculating formula of related coefficient:
b=(X′X)
-1
X′Y
Under the support of historical data, energy input
Y N * 1 , the circumference conditional parameter
X N * p All be known, just can be in the hope of the constant matrix
b P * 1 Thereby, draw process energy consumption input-output function model;
Step D1: the data of data display unit video data storage unit supply the user to check;
Step B5: the energy consumption curve and the process energy consumption standard curve that draw step B3 compare analysis, 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, then energy consumption equipment is not carried out FEEDBACK CONTROL; When the comparing result of step B5 is that energy consumption difference has surpassed predefined allowed band, data processing unit is then 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 purpose of energy saving.
The feedback control procedure of process managing power consumption device such as accompanying drawing 5; Detection part measure with energy input that can equipment and effective output back with have identical standard volume and compare with the ability conditional parameter; 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.) is regulated 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 an example with building, station, airport energy consumption process:
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 the airport installation; And most of environment and lighting installation are operations continuously in 24 hours; Ventilation, humiture and illumination correlation parameter dispose with maximal workload; With certainly leading to a large amount of invalid energy consumptions in the process,, be sought after taking suitable adjustment means with the ability process with regard to energy-conservation angle.
In the conservation measures of airport, introduce process managing power consumption device, gather with can conditional parameter such as temperature, humidity, illumination etc., analyze with corresponding energy input and effective output.Import like electric energy, water ability etc. with the energy of ability equipment is total
E (I) with the total of equipment effectively exporting like mechanical energy E (0), sets up process energy consumption function and generates energy consumption curve.
If the difference that the standard energy consumption of correspondence and actual consumption exist in the process energy consumption model has surpassed predefined allowed band; Process managing power consumption device through the reason of discrepancies analysis to can equipment sending control command; As under the prerequisite that guarantees air quality, reducing ventilation, under the prerequisite that guarantees ambient light illumination, close part illumination etc.
Behind introducing process managing power consumption device, can use the ability process according to variation adjustment in time with the ability parameter, reduce invalid energy consumption, improve efficiency of energy utilization, the generation economic benefit.
In sum; Process managing power consumption device is according to analyzing with each circumference condition influence parameter in the ability process; Find out the relation of they and process energy consumption; Obtain a whole function model and an energy consumption curve, according to the difference of its process energy consumption curve and standard energy consumption curve energy consumption equipment is carried out suitable FEEDBACK CONTROL and reach maximum energy source optimization management about the energy consumption process of all circumference conditional parameters.
Above content is to combine concrete preferred implementation to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.
Claims (10)
1. system energy consumption process management device; It is characterized in that: this management devices comprises successively the signal acquisition part (10), the information treatment part (20) that connect, be used in the control system each with the control module (30) that can equipment and the power module (40) of supply each several part work energy, said signal acquisition part (10) comprise in the acquisition system each with in input parameter acquisition module (11) that can equipment energy input parameter, the acquisition system each with output parameter acquisition module (12) that can equipment energy output parameter and the environmental parameter acquisition module (13) of gathering the surrounding enviroment correlation parameter.
2. according to the said system energy consumption process management of claim 1 device, it is characterized in that: said information treatment part (20) comprises the data storage cell (21) that connects signal acquisition part (10) and connects said signal acquisition part (10) respectively and the data processing unit (22) of data storage cell (21).
3. according to the said system energy consumption process management of claim 2 device, it is characterized in that: this management devices also comprises the data communication unit (50) that connects said data storage cell (21), connects the output unit as a result (60) of said data processing unit (22), connects output unit (60) and the data display unit (70) of data storage cell (21) and the Alarm Unit (80) that is connected said data processing unit (22) as a result respectively.
4. system energy consumption process management control method, it is characterized in that: this method may further comprise the steps: each and gathers the real time environment parameter of surrounding enviroment simultaneously with real-time input and output parameter that can equipment in the A. acquisition system; B. the parameter signal of gathering in the steps A is carried out analyzing and processing; C. according to the analysis result among the step B, to each is controlled with ability equipment in the system.
5. according to the said system energy consumption process management of claim 4 control method, it is characterized in that: gather described in the steps A real-time input and output parameter comprise electrical energy parameter, water can parameter, gas can parameter or the mechanical energy parameter at least a; The parameter of real time environment described in the steps A comprises at least a in temperature or the humidity.
6. according to the said system energy consumption process management of claim 4 control method, it is characterized in that: described in the step B parameter signal is carried out Treatment Analysis and comprise step by step following: B1. stores the data of gathering among the step B; B2. the data of storing among the step B1 are analyzed; B3. obtain respectively using in the system energy consumption function of ability equipment by the analysis result of step B2, and storage; B4. go out respectively to use the standard energy consumption function of ability equipment under this environmental baseline in the system according to analyzing the real time environment calculation of parameter that obtains among the step B3, and generate corresponding energy consumption curve, and storage; B5. resulting parameter among step B3 and the step B4 is compared, obtain the difference of real-time parameter and canonical parameter, judge according to difference condition whether each send steering order with ability equipment in system.
7. according to the said system energy consumption process management of claim 6 control method, it is characterized in that: the energy consumption function that obtains described in the step B3 is:
Y=E (I)-E (O)=b 1 x 1 + b 2 x 2 + ... + b n x n Wherein
YBe functional value,
E (I)Be energy input value,
E (O)Be energy output valve,
b 1,2 ... N For concerning constant,
x 1,2 ... N Be the surrounding enviroment parameter value, be variable.
8. according to the said system energy consumption process management of claim 6 control method, it is characterized in that: standard energy consumption function is according to many groups image data being analyzed, being found out most economical reasonable function model among the step B4.
9. according to each said system energy consumption process management control method in the claim 6 to 8, it is characterized in that: whether each criterion of controlling with ability equipment is comprised whether the difference of real-time parameter and canonical parameter exceeds setting value described in the step B5.
10. according to each said system energy consumption process management control method in the claim 6 to 8, it is characterized in that: described in the step C each method of using ability equipment to control in the system may further comprise the steps: C1. regulates each parameter with ability equipment according to the difference of real-time parameter and canonical parameter; C2. detect the usefulness ability device parameter after regulating, and compare once more with canonical function; C3. the comparative result according to C2 judges whether that needs continue to regulate, until each is near the mark function with ability equipment actual consumption curvilinear function till.
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