CN106451426A - Power supply system with power-saving function - Google Patents
Power supply system with power-saving function Download PDFInfo
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- CN106451426A CN106451426A CN201610900553.1A CN201610900553A CN106451426A CN 106451426 A CN106451426 A CN 106451426A CN 201610900553 A CN201610900553 A CN 201610900553A CN 106451426 A CN106451426 A CN 106451426A
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- power
- power supply
- electrical equipment
- control centre
- information
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
Abstract
The invention discloses a power supply system with a power-saving function. The power supply system comprises power supply equipment, power utilization equipment and a control center, wherein the power supply equipment and the power utilization equipment are respectively connected with the control center; the control center is used for analyzing power of power supply required by the power utilization equipment, and controlling the power supply equipment to supply power for the power utilization equipment according to the supply power. The power supply system has the beneficial effect that the corresponding output power of power supply is set according to the class information of the power utilization equipment, so that different users can select the corresponding power supply type according to different class information, thereby realizing the intelligent power-saving function.
Description
Technical field
The present invention relates to for electrical domain and in particular to a kind of electric power system possessing electricity-saving function.
Background technology
Active Ethernet be for IP-based terminal (as IP telephone machine, wireless local network connecting point AP, web camera
Deng) transmission data signal while moreover it is possible to for this kind equipment provide direct current supply technology.Above-mentioned technology is in the process of power supply
In, be all generally first to detect electrical equipment to be powered, then the electrical equipment detecting be authenticated, certification complete it
Afterwards, this electrical equipment is powered.However, different users is different to the power reguirements of same electrical equipment, thus
The expense i.e. different that power supply produces, but, above-mentioned power supply technique is directed to different user and uses same electrical equipment
Power supply mode is identical all the time, namely result in user and cannot select corresponding power supply mode.
Content of the invention
For the problems referred to above, the present invention is intended to provide a kind of electric power system possessing electricity-saving function.
The purpose of the present invention employs the following technical solutions to realize：
A kind of electric power system possessing electricity-saving function, including power supply unit, electrical equipment, control centre, described power supply sets
Standby and electrical equipment is all connected with this control centre；Described control centre is used for analyzing the output power needed for electrical equipment, and
The power supply to electrical equipment for the power supply unit is controlled based on this output power.
Beneficial effects of the present invention are：Corresponding power supply output work is arranged by the class information according to electrical equipment to it
Rate, so that different users can select corresponding power supply mode, intelligent power saving according to arranging different class informations.
Brief description
Using accompanying drawing, the invention will be further described, but the embodiment in accompanying drawing does not constitute any limit to the present invention
System, for those of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to the following drawings
Other accompanying drawings.
Fig. 1 is the structure connection diagram of the present invention；
Fig. 2 is the structural representation of the fault monitor of the present invention.
Reference：
Power supply unit 1, electrical equipment 2, control centre 3, fault monitor 4, data acquisition module 41, monitoring model are set up
Module 42, test signal statistical characteristic value computing module 43, breakdown judge module 44, malfunction coefficient module 45, alarm module 46.
Specific embodiment
The invention will be further described with the following Examples.
Referring to Fig. 1, Fig. 2, the electric power system possessing electricity-saving function of the present embodiment, including power supply unit 1, electrical equipment 2,
Control centre 3, described power supply unit 1 and electrical equipment 2 are all connected with this control centre；Described control centre is used for analyzing electricity consumption
Output power needed for equipment 2, and the power supply to electrical equipment 2 for the power supply unit 1 is controlled based on this output power.
Preferably, described control centre includes memory module, and described memory module is stored with contrast table and default agreement, should
Confession electric output power under electrical equipment 2 different brackets information for the power supply unit 1 is have recorded in contrast table.
Preferably, described based on this output power control the power supply to electrical equipment 2 for the power supply unit 1, including：Send power supply
Authentication information replys feedback content in control centre in described electrical equipment 2, electrical equipment 2 according to this power supply authentication information, should
Feedback content includes the actual power information of certification feedback information, class information and electrical equipment 2；The detection of described control centre should
Whether certification feedback information is consistent with the default agreement in memory module, when both are consistent, according to the grade letter of electrical equipment 2
Breath and contrast table determine corresponding confession electric output power, compare the actual power of this electrical equipment 2 with determined by supply electricity output
The size of power, and take wherein minimum power to be powered as to the actual power power of electrical equipment 2, and real according to this
Border output power and power-on time carry out charging.
The above embodiment of the present invention is passed through, according to the class information of electrical equipment 2, it is arranged with corresponding power supply output work
Rate, so that different users can select corresponding power supply mode, intelligent power saving according to arranging different class informations.
Preferably, described electric power system also includes the fault monitor 4 for monitoring power supply process, described fault monitor
4 include data acquisition module 41, monitoring model sets up module 42, test signal statistical characteristic value computing module 43, breakdown judge
Module 44, malfunction coefficient module 45 and alarm module 46.
This preferred embodiment sets up module 42, breakdown judge module 44 and malfunction coefficient module by arranging monitoring model
45, the abnormality that power supply process occurs be can fast and effeciently find, and be out of order generation position or time identified, relatively
Monitoring capability is higher, simultaneously less to the assumed condition of semaphore request.
Preferably, described data acquisition module 41 includes pre-acquired submodule, rear collection submodule data correction submodule
Block, described pre-acquired submodule is used for gathering one group of failure free time sequence signal number under power supply process normal condition in advance
According to described rear acquisition module is used for gathering one group of testing time sequence signal data of power supply process, described data correction submodule
Block is mainly used in revising the error that pre-acquired submodule and rear collection submodule cause in data acquisition, obtains accurately
Time series signal data, described error includes the incidental error producing and collecting device in gatherer process and is operated in non-standard shape
The systematic error producing under condition, wherein, eliminating, systematic error passes through for method that incidental error is averaged by multi collect
Determine modifying factor to eliminate, for multiple measurement data x before revisingb1、xb2、xb3, revised data x is expressed as：
In formula, Γ0For standard acquisition temperature, Γ is ambient temperature during actual measurement, Φ0For standard gas production pressure, Φ is reality
Air pressure during measurement.
This preferred embodiment arranges data correction submodule, can effectively eliminate the error producing in data acquisition.
Preferably, described monitoring model set up module 42 for set up malfunction monitoring model based on control figure, including nothing
Fault statistics characteristic quantity calculates submodule and control figure setting up submodule, specially：
(1) fault-free statistical characteristic value calculating sub module, its nothing pre-acquired submodule being collected with recurrence plots
Fault time sequence signal data is analyzed processing and calculate the statistical characteristic value of correlation, if described failure free time sequence letter
Number is { x1,x2,…,xn, therefrom select k fault-free signal, the corresponding recurrence plot of k fault-free signal is DY={ Y1,
Y2,…Yk, define basic recurrence plot matrix Basic recurrence plot matrixIn each elementValue model
Enclose for [0,1], the corresponding recurrence plot of remaining failure free time sequence signal data is Dy={ Yk,Yk+1,…Yn, set up without reason
Barrier statistical characteristic value FWComputing formula be：
In formula, Dy(i, j) is recurrence plot DyIn element, T (i, j) be set the threshold value corresponding to (i, j) position, T
(i, j) ∈ [0.8,1], I (x) are indicator function, x=(D hereiny(i,j)-Yk(i,j))2- T (i, j), works as x<When 0, I (x)=
0, when x >=0, I (x)=1；
(2) control figure setting up submodule, for setting up meansigma methodss-range chart based on statistical characteristic value and calculating average
The upper control limit UCL of value-range chart and lower control limit LCL, including the statistical characteristic value processing unit being sequentially connected and control
Boundary computing unit processed；Described statistical characteristic value processing unit is used for fault-free statistical characteristic value FWProcessed and just obeyed with generating
The sample set average order arrangement collection of state distributionWith fault-free statistical characteristic value F during processWBased on data, using the method for exhaustion
Generating multiple sample sizes is ncNew samples collection and calculate corresponding new samples collection average, wherein nc<N-k, if total m new samples
Collection average, m new samples collection average is by putting in order respectively from small to large
Then sample set average order arrangement collectionDescribed control limit computing unit
For calculating described upper control limit UCL and lower control limit LCL, setting level of significance α during calculating, α ∈ (0,0.003],
According to new probability formula And PSFW<LCL=2 is calculated upper control limit UCL and lower control limit
LCL；
Described test signal statistical characteristic value computing module 43 gathers, after being used for calculating, the testing time that submodule collects
The statistical characteristic value of sequence signal data, if the corresponding recurrence plot of testing time sequence signal data is DH={ H1,H2,…Hl,
Set up the statistical characteristic value of testing time sequence signal dataComputing formula be：
Because the dependency between power supply process information is represented by the dependency between recurrence plot and recurrence plot, this is preferably
Embodiment establishes fault-free statistical characteristic value FwComputing formula and testing time sequence signal data statistical characteristic value
Computing formula, the statistical characteristic value calculating characterizes the dependency between different recurrence plot effectively, using this correlation
Property, and set up meansigma methodss-range chart to monitor described testing time sequence signal data it is achieved that different to power supply process
Often monitoring and fault diagnosis.
Preferably, described breakdown judge module 44 by being set up the meansigma methodss-range chart of module foundation by control figure
To monitor described testing time sequence signal data, and to judge whether power supply process is in fault, including preliminary judging submodule
With fault determination sub-module：
Described preliminary judging submodule is used for preliminary judgement and whether there is fault, and setting up preliminary breakdown judge rule is：IfOrThen tentatively judge that test signal is different
Regular signal；IfThen test signal is normal signal, judges that power supply process is just in
Often state；
Described fault determination sub-module is used to determine whether fault, ifOrThen determine and survey
Trial signal is abnormal signal, judges that power supply process is in malfunction.
Breakdown judge module 44 is divided into preliminary judging submodule and fault determination sub-module by this preferred embodiment, is equivalent to
Set up relief area, be easy to people and pinpoint the problems early.
Preferably, described malfunction coefficient module 45 is used for judging abnormal signal segment to occur, including successively in abnormal signal
The first vegetarian refreshments screening submodule connecting and fault section detection submodule；Described unit vegetarian refreshments screening submodule is used for meeting First vegetarian refreshments in filter out the abnormal first vegetarian refreshments of representation signal and remove because of with
Machine noise leads to abnormal first vegetarian refreshments, retains all during screeningFirst vegetarian refreshments, will
Remaining first vegetarian refreshments is entered as 0, obtains new recursion matrixDefine degree of communication threshold value Tμ, calculate recursion matrixIn all
Degree of communication μ (i, j) between non-zero unit vegetarian refreshments, if its degree of communication μ (i, j)<Tμ, then this yuan of vegetarian refreshments be entered as 0, if its degree of communication μ
(i,j)≥Tμ, then retain, finally give new recurrence plot matrix
Described fault section detection submodule is used for being screened searching in the abnormal signal after submodule is processed by first vegetarian refreshments
Go out abnormal signal segment, during searching, obtain recurrence plot matrixIn non-zero unit vegetarian refreshments coordinate information, extracting may characterization failure
All regions of characteristic information, set up recurrence plot matrixMiddle region QxDecision condition for true fault region is：
N[Point(i,j)]≥Tε
AndMax (i)=max (j), min (i)=min (j)
Wherein, N [Point (i, j)] represents the quantity of first vegetarian refreshments Point (i, j), TεFor the recurrence plot matrix settingIn
The threshold value of non-zero element point quantity.
This preferred embodiment setting breakdown judge module 44 and malfunction coefficient module 45, can in unknown any power supply process first
In the case of testing knowledge, fast and effeciently find power supply process occur abnormality, and identify be out of order generation position or
Time, monitoring capability relatively is higher.
Preferably, described alarm module 46 is made up of alarm and trigger switch, is connected with breakdown judge module 44, described
Alarm includes alarm bell and warning lamp, and when breakdown judge module 44 tentatively judges signal condition for fault, alarm bell sends alarm,
Warning lamp flashes, and when breakdown judge module 44 determines that signal condition is fault, alarm bell sends alarm, and warning lamp flashes, triggering
Switch triggering electric brake is cut off the electricity supply, and described alarm module 46 is also equipped with information Store and communication function, can send out warning message
Give operator.
This preferred embodiment arranges alarm module 46, can pinpoint the problems early, it is to avoid cause bigger loss.
Finally it should be noted that above example is only in order to illustrating technical scheme, rather than the present invention is protected
The restriction of shield scope, although having made to explain to the present invention with reference to preferred embodiment, those of ordinary skill in the art should
Work as understanding, technical scheme can be modified or equivalent, without deviating from the reality of technical solution of the present invention
Matter and scope.
Claims (3)
1. a kind of electric power system possessing electricity-saving function, is characterized in that：Including power supply unit, electrical equipment, control centre, described
Power supply unit and electrical equipment are all connected with this control centre；Described control centre is used for analyzing the confession electric work needed for electrical equipment
Rate, and the power supply to electrical equipment for the power supply unit is controlled based on this output power.
2. a kind of electric power system possessing electricity-saving function according to claim 1, is characterized in that：Described control centre includes depositing
Storage module, described memory module is stored with contrast table and default agreement, have recorded power supply unit in electrical equipment in this contrast table
Confession electric output power under different brackets information.
3. a kind of electric power system possessing electricity-saving function according to claim 2, is characterized in that：Described based on this output power
Control the power supply to electrical equipment for the power supply unit, including：Send power supply authentication information in described electrical equipment, electrical equipment according to
This power supply authentication information replys feedback content in control centre, and this feedback content includes certification feedback information, class information and use
The actual power information of electric equipment；Described control centre detect this certification feedback information whether with memory module in default agreement
It is consistent, when both are consistent, the class information according to electrical equipment and contrast table determine corresponding confession electric output power, and comparing should
The actual power of electrical equipment with determined by for electric output power size, and take wherein minimum power to set as to electricity consumption
Standby actual power power is powered, and carries out charging according to this actual power power and power-on time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610900553.1A CN106451426A (en) | 2016-10-14 | 2016-10-14 | Power supply system with power-saving function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610900553.1A CN106451426A (en) | 2016-10-14 | 2016-10-14 | Power supply system with power-saving function |
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Citations (5)
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|---|---|---|---|---|
| CN102148534A (en) * | 2009-12-10 | 2011-08-10 | 深圳先进技术研究院 | Power grid system and management method thereof |
| CN102647283A (en) * | 2011-02-18 | 2012-08-22 | 鸿富锦精密工业（深圳）有限公司 | Power supply system with power saving function, as well as power supply equipment and method |
| CN103384200A (en) * | 2012-11-23 | 2013-11-06 | 上海斐讯数据通信技术有限公司 | Ethernet power supply device and method for distributing power supply power |
| CN104750052A (en) * | 2013-12-31 | 2015-07-01 | 华北电力大学 | Electricity control device and method |
| CN103425172B (en) * | 2012-05-16 | 2015-08-19 | 深圳市金正方科技股份有限公司 | A kind of method and system controlling consumer electricity consumption order |
-
2016
- 2016-10-14 CN CN201610900553.1A patent/CN106451426A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102148534A (en) * | 2009-12-10 | 2011-08-10 | 深圳先进技术研究院 | Power grid system and management method thereof |
| CN102647283A (en) * | 2011-02-18 | 2012-08-22 | 鸿富锦精密工业（深圳）有限公司 | Power supply system with power saving function, as well as power supply equipment and method |
| CN103425172B (en) * | 2012-05-16 | 2015-08-19 | 深圳市金正方科技股份有限公司 | A kind of method and system controlling consumer electricity consumption order |
| CN103384200A (en) * | 2012-11-23 | 2013-11-06 | 上海斐讯数据通信技术有限公司 | Ethernet power supply device and method for distributing power supply power |
| CN104750052A (en) * | 2013-12-31 | 2015-07-01 | 华北电力大学 | Electricity control device and method |
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Application publication date: 20170222 |
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