CN108650759A - A kind of lighting control system based on Internet of Things - Google Patents
A kind of lighting control system based on Internet of Things Download PDFInfo
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- CN108650759A CN108650759A CN201810447858.0A CN201810447858A CN108650759A CN 108650759 A CN108650759 A CN 108650759A CN 201810447858 A CN201810447858 A CN 201810447858A CN 108650759 A CN108650759 A CN 108650759A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2111/00—Details relating to CAD techniques
- G06F2111/04—Constraint-based CAD
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The invention belongs to lighting technical fields, disclose a kind of lighting control system based on Internet of Things, and the lighting control system based on Internet of Things includes：Video monitoring module, current detection module, voltage detection module, central control module, communication module, dynamic lighting module, fault self-checking alarm module, Reports module, display module.The present invention is by dynamic lighting module according to electric parameter is changed, so that lighting parameter changes correspondingly, the variation of this light makes user's eye structure be dynamically altered.Eye structure changes the generation for the problems such as including stating iris, ciliary muscle and lenticular ganged movement, to make the physiological structure of eyes constantly move, maintaining enlivening depending on photosystem, and fundamentally control hypometropia, long sight.It may be implemented automatically to be detected abort situation by fault self-checking alarm module simultaneously, and alarm, greatly reduce the workload of later maintenance, improve investigation failure efficiency.
Description
Technical field
The invention belongs to lighting technical field more particularly to a kind of lighting control systems based on Internet of Things.
Background technology
Illumination is that the measure of work and life area or item is illuminated using various light sources.Utilize the sun and skylight
Title " natural lighting "；Utilize the title " artificial light " of artificial light source.The primary and foremost purpose of illumination be create good visibility and
Comfortable pleasant environment.Illuminating varieties can be divided into：Normal illumination, emergency lighting, illumination on duty, guard's illumination and obstacle illumination.
Wherein emergency lighting includes standby lighting, emergency lighting and escape lighting.However, existing illumination photofixation, uses for a long time
It is easy to generate the symptom such as myopia, amblyopia, long sight to the eyes of user；Simultaneously because lighting apparatus is more, later maintenance is heavy, no
Failure can be investigated in time, lead to the normal use for influencing to illuminate.
In conclusion problem of the existing technology is：Existing illumination photofixation, for a long time using easy to user
Eyes generate myopia, amblyopia, the symptom such as long sight；Simultaneously because lighting apparatus is more, later maintenance is heavy, cannot investigate event in time
Barrier leads to the normal use for influencing to illuminate.
Invention content
In view of the problems of the existing technology, the present invention provides a kind of lighting control systems based on Internet of Things.
The invention is realized in this way a kind of lighting control system based on Internet of Things includes：
Video monitoring module, current detection module, voltage detection module, central control module, communication module, dynamic lighting
Module, fault self-checking alarm module, Reports module, display module；
Video monitoring module is connect with central control module, and place is illuminated for passing through camera head monitor；
Current detection module is connect with central control module, the current information for detecting illumination；
Voltage detection module is connect with central control module, the information of voltage for detecting illumination；
Central control module, with video monitoring module, current detection module, voltage detection module, communication module, dynamically shine
Bright module, fault self-checking alarm module, Reports module, display module connection, for dispatching modules normal work；
Communication module is connect with central control module, and central control module progress is attached remotely for passing through network
Control operation；
Dynamic lighting module, connect with central control module, for different power supplys to be respectively set by set period of time
The electric parameter dynamic of portion's output changes lighting parameter；
Fault self-checking alarm module, connect with central control module, is used for automatic fault detection signal, and send out alarm signal
Breath；
Reports module is connect with central control module, for generating alarm history record and electricity use information；
Display module is connect with central control module, the data information for showing detection.
Further, the communication module includes wan communication module, local area network communications module；
Wan communication module uses GPRS module, 4G modules or NB-IOT modules；
Local area network communications module uses 433 wireless modules or ZigBee module.
Further, the dynamic lighting module means of illumination is as follows：
First, the electrical ginseng of different power supply unit output is respectively set in two adjacent electric parameter set period of time
Number；
Then, according to above-mentioned electric parameter, dynamic lighting portion is made to dynamically change lighting parameter, the change of the lighting parameter
Change so that user's eye structure is dynamically altered.
Further, the Reports module includes alarm table module and electricity Reports module；
Alarm table module, for carrying out the inquiry of history warning message and alert process；
Electricity Reports module, for inquire bright light rate report, built-in and external electric energy report, ammeter historical record report with
And the data of controller ammeter record report.
Further, the communication module establishes multiconstraint optimization model for powerline network, proposes dynamic configuration
ECMP models；Dynamic configuration ECMP optimal load equalization algorithm DECMP are proposed on the basis of this model, realize that network load is equal
Weighing apparatus, obtains electric power cordless communication network optimal network transmission performance.
Further, when establishing dynamic configuration ECMP models, it is by electric power wireless monitor and information acquisition terminal device abstract
Node, V={ v1,v2,…,vn}；Each equipment room wireless channel that can be communicated is abstracted as chain roadside collection, E={ e1,e2,…,
en}；Wherein each node (monitoring and information acquisition terminal equipment) has unique identifier, vi, i=1 ..., n are communication node,
With information collection and data forwarding capability；The effective propagation path λ of each node in V0It is equal, then E=e | D (vj,vk)≤λ0,
vj,vk∈V}；And adjacent node vj,vkShare same wireless medium, the information transmission power of node：
α is transmission power parameter in formula, is determined according to real network node transmitting module type；
WhenM(vi)={ Egi, ki, SkIt is network node viState vector, wherein EgiFor viCurrent energy
Eg is worked as in amount, definitioni≤α/λ0 2Shi Jiedian viFailure；kiFor viNode degree (viMaximum neighbors number), SkIt is controlled for node ECMP
System switch；
WhenM(ei)={ Ca (ei), Memax(ei), μmax(ei) it is link eiUpper metric function
Collection；Ca(ei)：Link eiThe bandwidth upper limit；Memax(ei) pass through link eiInstitute's consumption network expense；μmax(ei)：By link eiInstitute
Need maximum delay；
And define network transport service matrix F={ fst| source destination node is to vs,vtBetween portfolio, vs,vt∈V}；
Then business conservation constraints and link capacity constraint definition are as follows：
Wherein x+ eIt for link e uplink traffics, is defined as just, v (ei)=s indicates that uplink traffic is flowed by the ends s of link e
Enter, wherein eiIndicate the terminal node of uplink traffic in link e；x— eIt for link e downlink traffics, is defined as bearing, v (ej)=t tables
Show that downlink traffic is flowed out by the ends t of link e, wherein ejIndicate the beginning node of the downlink traffic of link e；Therefore formula (3) table
Show by information source node vsIt generates flow and is equal to information destination node vtFlow is received, the portfolio being equal between 2 points of sourcesink ensures
Business conservation；Formula (4) is indicated to arbitrary link e uplinks | x+ e| and downlink | x— e| flow distribution is no more than in the unidirectional bandwidth of link
Limit Ca (e)；
It is the measurement weighed network and whether there is congestion with link bandwidth utilization rate, defines as shown in formula (5)；Therefore optimize
Target is to minimize maximum link utilization rate min { max (ze)},e∈E；
Further, central control module calculates the trip information that each detection module acquires, and from neighbouring
Broadcast reference signal information is obtained in distribution terminal, neighbouring distribution terminal occurs the moment according to the failure, obtains current time electric current, electricity
Pressure and power signal occur the time interval t at moment with failure according to current time and translate signal waveform forward, obtain benchmark
Signal code I3And reference voltage signal and reference power signal, a threshold range of trip information is calculated, and will meter
The operation information for calculating gained is compared with threshold range information, comparison result is transmitted in Logical processing unit, wherein right
The current signal of acquisition is calculated by following formula,
In formula, i indicates the instantaneous value in any period, Im0kIt indicates in N1Electric current average amplitude in a period, ImTable
Show calculating gained current amplitude, N1Indicate each sampling period, M1Indicate that sampling number, w indicate signal transmission frequencies；
The Logical processing unit after judging the fault message of each distribution terminal, sends the substation
The signal that failure goes out current moment to the self-healing moment is acquired, after correcting process, is sent again into communication network, to acquisition
Signal press formula im=ρ × i0It is modified,
Wherein, im indicates that the instantaneous current value of revised sampled point, ρ indicate correction factor, i0Indicate the wink of sampled point
When current value；
Correction factor ρ according to the following formula,
In formula, ρ indicates correction factor, i01And i02When indicating to break down, two on the feeder line of the feeder line monitoring unit
The transient current sampled value of point, N indicate that sampling number, k indicate sample sequence.
Advantages of the present invention and good effect are：The present invention by dynamic lighting module according to change electric parameter, to
So that lighting parameter changes correspondingly, the variation of this light makes user's eye structure be dynamically altered.Eye structure changes
Including stating iris, ciliary muscle and lenticular ganged movement, to make the physiological structure of eyes constantly move, in iris, ciliary
It is constantly automatic on flesh and lenticular shape and/or size to change so that iris, ciliary muscle and the crystalline lens of eyes are not easy to coagulate
Gu vision degeneration even occurs under some state, maintain enlivening depending on photosystem, and fundamentally control hypometropia,
The generation of the problems such as long sight.It may be implemented automatically to be detected abort situation by fault self-checking alarm module simultaneously, and
Alarm greatly reduces the workload of later maintenance, improves investigation failure efficiency.
Description of the drawings
Fig. 1 is the lighting control system structure diagram provided in an embodiment of the present invention based on Internet of Things.
In figure：1, video monitoring module；2, current detection module；3, voltage detection module；4, central control module；5, lead to
Believe module；6, dynamic lighting module；7, fault self-checking alarm module；8, Reports module；9, display module.
Specific implementation mode
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and coordinate attached drawing
Detailed description are as follows.
The structure of the present invention is explained in detail below in conjunction with the accompanying drawings.
As shown in Figure 1, the lighting control system provided by the invention based on Internet of Things includes：Video monitoring module 1, electric current
Detection module 2, voltage detection module 3, central control module 4, communication module 5, dynamic lighting module 6, fault self-checking alarm mould
Block 7, Reports module 8, display module 9.
Video monitoring module 1 is connect with central control module 4, and place is illuminated for passing through camera head monitor；
Current detection module 2 is connect with central control module 4, the current information for detecting illumination；
Voltage detection module 3 is connect with central control module 4, the information of voltage for detecting illumination；
Central control module 4, with video monitoring module 1, current detection module 2, voltage detection module 3, communication module 5,
Dynamic lighting module 6, fault self-checking alarm module 7, Reports module 8, display module 9 connect, normal for dispatching modules
Work；
Communication module 5 is connect with central control module 4, and being attached central control module 4 for passing through network carries out far
Process control operates；
Dynamic lighting module 6 is connect with central control module 4, for different electricity to be respectively set by set period of time
The electric parameter dynamic of source portion output changes lighting parameter；
Fault self-checking alarm module 7 is connect with central control module 4, is used for automatic fault detection signal, and send out alarm
Information；
Reports module 8 is connect with central control module 4, for generating alarm history record and electricity use information；
Display module 9 is connect with central control module 4, the data information for showing detection.
Communication module 5 provided by the invention includes wan communication module, local area network communications module；
Wan communication module uses GPRS module, 4G modules or NB-IOT modules；
Local area network communications module uses 433 wireless modules or ZigBee module.
6 means of illumination of dynamic lighting module provided by the invention is as follows：
First, the electrical ginseng of different power supply unit output is respectively set in two adjacent electric parameter set period of time
Number；
Then, according to above-mentioned electric parameter, dynamic lighting portion is made to dynamically change lighting parameter, the change of the lighting parameter
Change so that user's eye structure is dynamically altered.
Reports module 8 provided by the invention includes alarm table module and electricity Reports module；
Alarm table module, for carrying out the inquiry of history warning message and alert process；
Electricity Reports module, for inquire bright light rate report, built-in and external electric energy report, ammeter historical record report with
And the data of controller ammeter record report.
The communication module establishes multiconstraint optimization model for powerline network, proposes dynamic configuration ECMP models；
Dynamic configuration ECMP optimal load equalization algorithm DECMP are proposed on the basis of this model, are realized Network Load Balance, are obtained electricity
Power cordless communication network optimal network transmission performance.
It is node, V=by electric power wireless monitor and information acquisition terminal device abstract when establishing dynamic configuration ECMP models
{v1,v2,…,vn}；Each equipment room wireless channel that can be communicated is abstracted as chain roadside collection, E={ e1,e2,…,en}；It is wherein every
A node (monitoring and information acquisition terminal equipment) has unique identifier, vi, i=1 ..., n are communication node, are adopted with information
Collection and data forwarding capability；The effective propagation path λ of each node in V0It is equal, then E=e | D (vj,vk)≤λ0,vj,vk∈V}；
And adjacent node vj,vkShare same wireless medium, the information transmission power of node：
α is transmission power parameter in formula, is determined according to real network node transmitting module type；
WhenM(vi)={ Egi, ki, SkIt is network node viState vector, wherein EgiFor viCurrent energy
Eg is worked as in amount, definitioni≤α/λ0 2Shi Jiedian viFailure；kiFor viNode degree (viMaximum neighbors number), SkIt is controlled for node ECMP
System switch；
WhenM(ei)={ Ca (ei), Memax(ei), μmax(ei) it is link eiUpper metric function
Collection；Ca(ei)：Link eiThe bandwidth upper limit；Memax(ei) pass through link eiInstitute's consumption network expense；μmax(ei)：By link eiInstitute
Need maximum delay；
And define network transport service matrix F={ fst| source destination node is to vs,vtBetween portfolio, vs,vt∈V}；
Then business conservation constraints and link capacity constraint definition are as follows：
Wherein x+ eIt for link e uplink traffics, is defined as just, v (ei)=s indicates that uplink traffic is flowed by the ends s of link e
Enter, wherein eiIndicate the terminal node of uplink traffic in link e；x— eIt for link e downlink traffics, is defined as bearing, v (ej)=t tables
Show that downlink traffic is flowed out by the ends t of link e, wherein ejIndicate the beginning node of the downlink traffic of link e；Therefore formula (3) table
Show by information source node vsIt generates flow and is equal to information destination node vtFlow is received, the portfolio being equal between 2 points of sourcesink ensures
Business conservation；Formula (4) is indicated to arbitrary link e uplinks | x+ e| and downlink | x— e| flow distribution is no more than in the unidirectional bandwidth of link
Limit Ca (e)；
It is the measurement weighed network and whether there is congestion with link bandwidth utilization rate, defines as shown in formula (5)；Therefore optimize
Target is to minimize maximum link utilization rate min { max (ze)},e∈E；
Central control module calculates the trip information that each detection module acquires, and from neighbouring distribution terminal
Interior acquisition broadcast reference signal information, neighbouring distribution terminal occur the moment according to the failure, obtain current time electric current, voltage and power
Signal occurs the time interval t at moment with failure according to current time and translates signal waveform forward, obtains reference signal electric current
I3And reference voltage signal and reference power signal, a threshold range of trip information is calculated, and gained will be calculated
Operation information is compared with threshold range information, and comparison result is transmitted in Logical processing unit, wherein to the electricity of acquisition
Stream signal is calculated by following formula,
In formula, i indicates the instantaneous value in any period, Im0kIt indicates in N1Electric current average amplitude in a period, ImTable
Show calculating gained current amplitude, N1Indicate each sampling period, M1Indicate that sampling number, w indicate signal transmission frequencies；
The Logical processing unit after judging the fault message of each distribution terminal, sends the substation
The signal that failure goes out current moment to the self-healing moment is acquired, after correcting process, is sent again into communication network, to acquisition
Signal press formula im=ρ × i0It is modified,
Wherein, im indicates that the instantaneous current value of revised sampled point, ρ indicate correction factor, i0Indicate the wink of sampled point
When current value；
Correction factor ρ according to the following formula,
In formula, ρ indicates correction factor, i01And i02When indicating to break down, two on the feeder line of the feeder line monitoring unit
The transient current sampled value of point, N indicate that sampling number, k indicate sample sequence.
When the present invention works, pass through 1 monitoring, illumination place of video monitoring module；It is detected and is illuminated by current detection module 2
Current information；Pass through the information of voltage of the detection illumination of voltage detection module 3；Central control module 4 is carried out by communication module 5
Remote control operation；The electrical ginseng of different power supply unit output is respectively set according to set period of time by dynamic lighting module 6
Number dynamic changes lighting parameter；By 7 automatic fault detection signal of fault self-checking alarm module, and alert；Pass through
Reports module 8 generates alarm history record and electricity use information；Finally, pass through the data information of the display detection of display module 9.
The above is only the preferred embodiments of the present invention, and is not intended to limit the present invention in any form,
Every any simple modification made to the above embodiment according to the technical essence of the invention, equivalent variations and modification, belong to
In the range of technical solution of the present invention.
Claims (7)
1. a kind of lighting control system based on Internet of Things, which is characterized in that the lighting control system packet based on Internet of Things
It includes：
Video monitoring module, current detection module, voltage detection module, central control module, communication module, dynamic lighting mould
Block, fault self-checking alarm module, Reports module, display module；
Video monitoring module is connect with central control module, and place is illuminated for passing through camera head monitor；
Current detection module is connect with central control module, the current information for detecting illumination；
Voltage detection module is connect with central control module, the information of voltage for detecting illumination；
Central control module, with video monitoring module, current detection module, voltage detection module, communication module, dynamic lighting mould
Block, fault self-checking alarm module, Reports module, display module connection, for dispatching modules normal work；
Communication module is connect with central control module, and central control module progress remote control is attached for passing through network
Operation；
Dynamic lighting module, connect with central control module, defeated for different power supply units to be respectively set by set period of time
The electric parameter dynamic gone out changes lighting parameter；
Fault self-checking alarm module, connect with central control module, is used for automatic fault detection signal, and alert；
Reports module is connect with central control module, for generating alarm history record and electricity use information；
Display module is connect with central control module, the data information for showing detection.
2. the lighting control system based on Internet of Things as described in claim 1, which is characterized in that the communication module includes wide area
Network Communication module, local area network communications module；
Wan communication module uses GPRS module, 4G modules or NB-IOT modules；
Local area network communications module uses 433 wireless modules or ZigBee module.
3. the lighting control system based on Internet of Things as described in claim 1, which is characterized in that the dynamic lighting module illumination
Method is as follows：
First, the electric parameter of different power supply unit output is respectively set in two adjacent electric parameter set period of time；
Then, according to above-mentioned electric parameter, dynamic lighting portion is made to dynamically change lighting parameter, the variation of the lighting parameter makes
User's eye structure is obtained to be dynamically altered.
4. the lighting control system based on Internet of Things as described in claim 1, which is characterized in that the Reports module includes alarm
Table module and electricity Reports module；
Alarm table module, for carrying out the inquiry of history warning message and alert process；
Electricity Reports module, for inquiring bright light rate report, built-in and external electric energy report, ammeter historical record report and control
The data of device ammeter record report processed.
5. the lighting control system based on Internet of Things as described in claim 1, which is characterized in that the communication module is directed to electric power
Communication network establishes multiconstraint optimization model, proposes dynamic configuration ECMP models；Dynamic configuration is proposed on the basis of this model
ECMP optimal load equalization algorithm DECMP realize Network Load Balance, obtain electric power cordless communication network optimal network transporting
Energy.
6. the lighting control system based on Internet of Things as claimed in claim 5, which is characterized in that establish dynamic configuration ECMP models
When, it is node, V={ v by electric power wireless monitor and information acquisition terminal device abstract1,v2,…,vn}；It is respectively set what can be communicated
Wireless channel is abstracted as chain roadside collection, E={ e between standby1,e2,…,en}；(monitoring and information acquisition terminal are set wherein each node
It is standby) there are unique identifier, vi, i=1 ..., n are communication node, have information collection and data forwarding capability；Each node in V
Effective propagation path λ0It is equal, then E=e | D (vj,vk)≤λ0,vj,vk∈V}；And adjacent node vj,vkIt is shared same wireless
Medium, the information transmission power of node：
α is transmission power parameter in formula, is determined according to real network node transmitting module type；
WhenM(vi)={ Egi, ki, SkIt is network node viState vector, wherein EgiFor viPresent energy,
Eg is worked as in definitioni≤α/λ0 2Shi Jiedian viFailure；kiFor viNode degree (viMaximum neighbors number), SkIt is opened for node ECMP controls
It closes；
WhenM(ei)={ Ca (ei), Memax(ei), μmax(ei) it is link eiUpper metric function collection；Ca
(ei)：Link eiThe bandwidth upper limit；Memax(ei) pass through link eiInstitute's consumption network expense；μmax(ei)：By link eiRequired maximum
Delay；
And define network transport service matrix F={ fst| source destination node is to vs,vtBetween portfolio, vs,vt∈V}；Then industry
Business conservation constraints and link capacity constraint definition are as follows：
Wherein x+ eIt for link e uplink traffics, is defined as just, v (ei)=s indicates that uplink traffic is flowed by the ends s of link e,
Middle eiIndicate the terminal node of uplink traffic in link e；x— eIt for link e downlink traffics, is defined as bearing, v (ej)=t indicates downlink
Flow is flowed out by the ends t of link e, wherein ejIndicate the beginning node of the downlink traffic of link e；Therefore formula (3) is indicated by believing
Source node vsIt generates flow and is equal to information destination node vtFlow is received, the portfolio being equal between 2 points of sourcesink ensures that business is kept
It is permanent；Formula (4) is indicated to arbitrary link e uplinks | x+ e| and downlink | x— e| flow distribution is no more than the unidirectional bandwidth upper limit Ca of link
(e)；
It is the measurement weighed network and whether there is congestion with link bandwidth utilization rate, defines as shown in formula (5)；Therefore optimization aim
To minimize maximum link utilization rate min { max (ze)},e∈E；
7. the lighting control system based on Internet of Things as described in claim 1, which is characterized in that central control module is by each detection
The trip information of module acquisition is calculated, and obtains broadcast reference signal information out of neighbouring distribution terminal, neighbouring distribution
According to the failure occurs for terminal the moment, obtains current time electric current, voltage and power signal, occurs according to current time and failure
The time interval t at moment translates forward signal waveform, obtains reference signal electric current I3And reference voltage signal and benchmark work(
Rate signal calculates a threshold range of trip information, and the operation information for calculating gained is carried out with threshold range information
It compares, comparison result is transmitted in Logical processing unit, wherein the current signal of acquisition is calculated by following formula,
In formula, i indicates the instantaneous value in any period, Im0kIt indicates in N1Electric current average amplitude in a period, ImIndicate meter
Calculate gained current amplitude, N1Indicate each sampling period, M1Indicate that sampling number, w indicate signal transmission frequencies；
The Logical processing unit, after judging the fault message of each distribution terminal, to the failure of substation transmission
The signal for going out current moment to the self-healing moment is acquired, after correcting process, is sent again into communication network, to the letter of acquisition
Number press formula im=ρ × i0It is modified,
Wherein, im indicates that the instantaneous current value of revised sampled point, ρ indicate correction factor, i0Indicate the transient current of sampled point
Value；
Correction factor ρ according to the following formula,
In formula, ρ indicates correction factor, i01And i02When indicating to break down, two points on the feeder line of the feeder line monitoring unit
Transient current sampled value, N indicate that sampling number, k indicate sample sequence.
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| CN109902402A (en) * | 2019-03-05 | 2019-06-18 | 重庆邮电大学 | A kind of wisdom illumination dimming controlling method based on multi-environmental parameter |
| CN110300479A (en) * | 2019-06-27 | 2019-10-01 | 天长市天泰光电科技有限公司 | A kind of office building LED illumination management system based on Internet of Things |
| CN110381650A (en) * | 2019-04-11 | 2019-10-25 | 江苏南大先腾信息产业股份有限公司 | A kind of city illumination intelligent monitor system of street lamps based on single-lamp controller |
| CN112770466A (en) * | 2021-01-19 | 2021-05-07 | 重庆水利电力职业技术学院 | Thing networking lighting control system |
| CN112839413A (en) * | 2021-02-01 | 2021-05-25 | 山东泰和能源股份有限公司 | Illumination monitoring system |
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| CN109902402B (en) * | 2019-03-05 | 2022-11-08 | 重庆邮电大学 | Intelligent lighting dimming control method based on multi-environment parameters |
| CN110381650A (en) * | 2019-04-11 | 2019-10-25 | 江苏南大先腾信息产业股份有限公司 | A kind of city illumination intelligent monitor system of street lamps based on single-lamp controller |
| CN110300479A (en) * | 2019-06-27 | 2019-10-01 | 天长市天泰光电科技有限公司 | A kind of office building LED illumination management system based on Internet of Things |
| CN112770466A (en) * | 2021-01-19 | 2021-05-07 | 重庆水利电力职业技术学院 | Thing networking lighting control system |
| CN112839413A (en) * | 2021-02-01 | 2021-05-25 | 山东泰和能源股份有限公司 | Illumination monitoring system |
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