CN107228971A - The intelligent electric energy meter - Google Patents
The intelligent electric energy meter Download PDFInfo
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- CN107228971A CN107228971A CN201610416953.5A CN201610416953A CN107228971A CN 107228971 A CN107228971 A CN 107228971A CN 201610416953 A CN201610416953 A CN 201610416953A CN 107228971 A CN107228971 A CN 107228971A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/061—Details of electronic electricity meters
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/103—Static body considered as a whole, e.g. static pedestrian or occupant recognition
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Abstract
The present invention relates to a kind of the intelligent electric energy meter, including FLASH storage devices, three-phase electric energy metering equipment, personage's occurrence number detection device and Ling Yang SPCE061A chips, three-phase electric energy metering equipment is used for the active power for detecting and exporting three-phase power circuit, personage's occurrence number detection device is used for the occurrence number for detecting each personage of staircase, Ling Yang SPCE061A chips respectively with FLASH storage devices, three-phase electric energy metering equipment and the connection of personage's occurrence number detection device, export to determine the identity of personage based on personage's occurrence number detection device while control three-phase electric energy metering equipment operation.By means of the invention it is possible to which borrowing existing device resource realizes that the preparation to the piece identity of escalator differentiates, so as to ensure the residential security of building resident.
Description
The present invention be Application No. 2016101800446, the applying date be on March 25th, 2016, it is entitled " intelligent
The divisional application of the patent of electric energy meter ".
Technical field
The present invention relates to electric energy meter field, more particularly to a kind of the intelligent electric energy meter.
Background technology
Electric energy meter is the instrument for measuring electric energy, also known as kilowatt-hour meter, and energy meter, kilowatt-hour table refers to the various electricity of measurement
The instrument of amount.
Electric energy meter is divided by purposes, can be divided into：Active electric energy meter, reactive energy-meter, maximum demand meter, standard electric energy
Table, multi tariff time-sharing electric energy meter, prepayment meter (point coin-feed, magnetic card type, electric card type), loss electric energy meter, multi-functional electricity
Can table and intelligent electric energy meter.
Electric energy meter is divided by operation principle, can be divided into：Induction type (mechanical), state type (electronic type), electromechanical
Formula (hybrid).
Electric energy meter is divided by access phase line, can be divided into single-phase, phase three-wire three, three-phase and four-line electric energy meter.
Following item is should be noted using electric energy meter：In low-voltage (being no more than 500 volts) and the feelings of low current (tens peaces)
Under condition, electric energy meter can be directly accessed circuit and measure.In the case of high voltage or high current, electric energy meter cannot directly access
Circuit, need to coordinate voltage transformer or current transformer to use.Electric energy meter for being directly accessed circuit, be according to load voltage
Appropriate size is selected with electric current, makes the rated voltage and rated current of electric energy meter, equal to or slightly greater than the voltage or electricity of load
Stream.In addition, otherwise the power consumption of load will measure inaccurate more than the 10% of electric energy meter rated value.Even basic band is not sometimes
Dynamic aluminium dish is rotated.So electric energy meter can not select too big.If selecting too small also easily to burn out electric energy meter.
Electric energy meter of the prior art develops to intelligent direction, such as providing remote meter reading interface, but it is general from the point of view of,
There is following defect in electric energy meter of the prior art：(1) measurement accuracy of electric energy meter still has much room for improvement；(2) function of electric energy meter
It is single, the detection operation to power circuit still is limited to, the public space shared by electric energy meter, such as stair is not made full use of
Between public space.
Therefore, the present invention proposes a kind of new electric energy meter, is exclusively used in staircase, on the one hand, improve the detection effect of itself
Rate and accuracy of detection, on the other hand, can judge the occurrence number of staircase each human target, to determine whether
Online runaway convict's detection operation is triggered, so that the inhabitation for building resident provides safety guarantee.
The content of the invention
In order to solve the above problems, the invention provides a kind of the intelligent electric energy meter, electric energy meter of the prior art is transformed
Internal structure, optimize its testing mechanism to power circuit, more it is essential that introducing wireless communication technology and image detection skill
The human target that art comes in and goes out to staircase carries out runaway convict's judgement, and corresponding alarm signal is sent when it is determined that there is runaway convict, it is to avoid occupy
The people are injured by runaway convict.
According to an aspect of the present invention there is provided a kind of the intelligent electric energy meter, the electric energy meter is set including FLASH storages
Standby, three-phase electric energy metering equipment, personage's occurrence number detection device and Ling Yang SPCE061A chips, three-phase electric energy metering equipment are used
In the active power for detecting and exporting three-phase power circuit, personage's occurrence number detection device be used to detecting staircase everyone
The occurrence number of thing, Ling Yang SPCE061A chips go out occurrence with FLASH storage devices, three-phase electric energy metering equipment and personage respectively
Number detection devices connection, control three-phase electric energy metering equipment operation while the output based on personage's occurrence number detection device come
Determine the identity of personage.
More specifically, in the intelligent electric energy meter, including：Current sensor, is connected with three-phase power circuit, is used for
Size conversion is carried out to the current signal in three-phase power circuit, output is smaller relative to the current signal in three-phase power circuit
Micro-current signal；Voltage sensor, is connected with three-phase power circuit, for being carried out to the voltage signal in three-phase power circuit
Size is changed, and is exported relative to the less micro voltage signal of voltage signal in three-phase power circuit；Anti-aliasing Filter Circuits, point
It is not connected with current sensor and voltage sensor, it is anti-aliasing for being carried out to the micro-current signal and micro voltage signal that receive
Filtering process, to export the micro-current signal and micro voltage signal after processing；Three-phase electric energy metering equipment, with anti-aliasing filter electricity
Road is connected, and determines in three-phase power circuit each mutually and to close the active of phase based on the micro-current signal and micro voltage signal after processing
Power, reactive power and apparent energy；Rectifying installation, is connected with three-phase power circuit, for by the exchange of three-phase power circuit
Electric rectification is direct current；Pressure stabilizing device, is connected with rectifying installation, for carrying out voltage stabilizing processing to direct current；Potential device is and steady
Equipment connection is pressed, is handled for carrying out transformation to the direct current after voltage stabilizing to obtain the work electricity required for each electronic equipment
Pressure, the operating voltage required for each electronic equipment includes 36V, 12V, 5V and 3.3V；Calendar clock equipment, including calendar clock
Chip and lithium battery, calendar clock chip are used to provide real time clock data, also pass through synchronous serial interface I2C and Ling Yang
SPCE061A chips are connected, and lithium battery is connected with calendar clock chip, for being provided under powering-off state for calendar clock chip
Non-firm power is supported；Liquid crystal display, including segment liquid crystal display driver and LCDs, a segment liquid crystal are shown
Driver is connected by synchronous serial interface I2C with Ling Yang SPCE061A chips, for controlling in the display on LCDs
Hold；FLASH storage devices, use capacity for the AT45DB081 chips of 1M bytes, pass through serial peripheral equipment interface SPI and Ling Yang
SPCE061A chips carry out bidirectional data exchange；Integrated Communication Devices, are connected with Ling Yang SPCE061A chips, including infrared emission
Device, infrared remote receiver, optocoupler, RS485 drivers and RS485 communication interfaces, infrared transmitter use 38kHz modulation
Light, infrared remote receiver exported using open collector mode demodulated from the infrared light received come data signal, RS485
Driver is connected with RS485 communication interfaces, and optocoupler is used to infrared transmitter and infrared remote receiver being isolated from RS485 drivings
Device and RS485 communication interfaces；High-definition camera, is arranged on electric energy meter housing, and shooting direction is towards staircase, for shooting height
Clear staircase image；Complexity detection device, is connected with high-definition camera, for receiving high definition staircase image, and based on height
Clear staircase image is calculated and output image complexity；Gray scale conversion equipment, is connected with high-definition camera, for receiving high definition building
Image between ladder, for each pixel in high definition staircase image, extracts its Color Channel component of R, G, B tri-, to R, G, B
It is average to be weighted that three Color Channel components assign different weighted values, to obtain corresponding gray value, all pixels point
Gray value constitutes gray level image, and the weighted value of the wherein Color Channel component of R, G, B tri- is respectively 0.3,0.59 and 0.11；Image
Filter apparatus, is connected with complexity detection device and gray scale conversion equipment, for determining selection based on image complexity respectively
Filtering strategies, when image complexity is below default complexity range lower limit, selection gaussian filtering strategy is to gray level image
It is filtered, when image complexity is more than default complexity range limit, selection mean filter strategy is to gray level image
It is filtered, when image complexity is when within default complexity scope, selection medium filtering strategy is carried out to gray level image
Filtering；Global binarizing apparatus, is connected with complexity detection device and image filtering equipment, for based on image complexity respectively
It is determined that the determination strategy of global binary-state threshold, it is determined that after global binary-state threshold, using global binary-state threshold by ash
Degreeization image carries out binary conversion treatment so that the pixel value of the binary image after processing only has 0 or 255 this two kinds selections, its
In determine that the determination strategy of global binary-state threshold is specifically included based on image complexity：When image complexity is in default complexity
When below range lower limit, global binary-state threshold is determined using Two-peak method, when image complexity is in default complexity range limit
During the above, global binary-state threshold is determined using maximum variance between clusters, when image complexity is within default complexity scope
When, global binary-state threshold is determined using mean value method；Image correcting device, is connected to receive two-value with global binarizing apparatus
Change image, processing and image normalization processing are cut for carrying out rotation correction processing, redundancy successively to binary image, to obtain
Obtain correction chart picture；Person recognition equipment, is connected to receive high definition staircase figure respectively with high-definition camera and image correcting device
Picture and binary image, the human target for identifying binary image based on default benchmark character contour, and based on people
Position of the thing target at binary image is partitioned into corresponding human target image at high definition staircase image；Personage occurs
Number of times detection device, is connected with person recognition equipment and FLASH storage devices, personage's target image is received, by the people received
Human target in thing target image is matched to determine personage with each existing human target image in FLASH storage devices
Whether target occurs for the first time, and it fails to match is then defined as occurring for the first time, then by the corresponding human target image of human target
Stored as new existing human target image into FLASH storage devices and mark corresponding occurrence number to be 1, the match is successful
Then it is defined as not being to occur for the first time, then by the corresponding appearance of the existing human target image matched in FLASH storage devices
Number of times increase by 1；Personage's occurrence number detection device also makees the occurrence number of the corresponding existing human target image of human target
Exported for personage's occurrence number；ONLINE RECOGNITION starting device, respectively with person recognition equipment, personage's occurrence number detection device and
Wireless Telecom Equipment is connected, when receiving personage's occurrence number less than or equal to preset times threshold value, at person recognition equipment
Personage's target image is received, and controls Wireless Telecom Equipment to start the management of public safety center of Wireless Telecom Equipment and distal end
Wireless communication connection, at runaway convict's database of the management of public safety central store of distal end obtain near zone each
Line runaway convict's image；Ling Yang SPCE061A chips, are deposited with potential device, calendar clock equipment, liquid crystal display, FLASH respectively
Equipment, Integrated Communication Devices and the connection of three-phase electric energy metering equipment are stored up, is realized to potential device, calendar clock equipment, liquid crystal
Show the control of equipment, FLASH storage devices, Integrated Communication Devices and three-phase electric energy metering equipment, Ling Yang SPCE061A chips are also
It is connected, human target image is matched one by one with each online runaway convict's image, it is then defeated that the match is successful with ONLINE RECOGNITION starting device
Go out the corresponding runaway convict's title of online runaway convict's image of matching and send and there is runaway convict's signal, it fails to match then sends in the absence of runaway convict
Signal.
More specifically, in the intelligent electric energy meter：The traffic rate of infrared transmitter is 1200bps.
More specifically, in the intelligent electric energy meter：Wireless Telecom Equipment is also connected with Ling Yang SPCE061A chips, is used
In by runaway convict's title and there is the management of public safety center that runaway convict's signal is sent to distal end by two-way wireless communication link.
More specifically, in the intelligent electric energy meter：Wireless Telecom Equipment is frequency duplex communications interface.
More specifically, in the intelligent electric energy meter：Preset times threshold value is stored in FLASH storage devices.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein：
Fig. 1 is the block diagram of the intelligent electric energy meter according to embodiment of the present invention.
Fig. 2 is the block diagram of the liquid crystal display of the intelligent electric energy meter according to embodiment of the present invention.
Reference：1FLASH storage devices；2 three-phase electric energy metering equipment；3 personage's occurrence number detection devices；4 Ling Yang
SPCE061A chips；5 segment liquid crystal display drivers；6 LCDs
Embodiment
The embodiment to the intelligent electric energy meter of the present invention is described in detail below with reference to accompanying drawings.
The operation principle of electric energy meter is as follows：When electric energy meter is accessed circuit-under-test, in current coil and potential winding just
There is alternating current to flow through, the two alternating currents produce the magnetic flux of alternation in their iron core respectively；Alternating flux passes through aluminium
Disk, induces vortex in aluminium dish；Vortex is acted in magnetic field by power again, so that aluminium dish obtains torque (active torque)
And rotate.The power of load consumption is bigger, bigger by the electric current of current coil, and the vortex induced in aluminium dish is also bigger, makes
The torque that aluminium dish is rotated is bigger.I.e. the size of torque is directly proportional with the power of load consumption.Power is bigger, and torque is also bigger,
Aluminium dish rotates also faster.When aluminium dish is rotated, and the braking moment that is produced by permanent magnet is acted on, braking moment with actively
Torque is in opposite direction；The size of braking moment is directly proportional to the rotating speed of aluminium dish, and aluminium dish rotates faster, and braking moment is also bigger.
When active torque and braking moment reach transient equilibrium, aluminium dish is by uniform rotation.Turn of the consumed electric energy of load and aluminium dish
Number is directly proportional.When aluminium dish is rotated, counter is driven, the electric energy consumed is indicated.Here it is electric energy meter work is simple
Process.
From the point of view of the technical Analysis of electric energy meter, the major programme of current power industry electric energy measurement instrument is typically all to be based on
Semiconductor technology and realize accurate measurement purpose.Electric energy meter generally employs high-precision A/D converter, by the electricity of power network
Pressure, current signal are sampled and analog-to-digital conversion, and then data signal is analyzed using high speed microprocessor, sum is handled
According to reprocessing, sorting, so as to produce various continuous datas；Finally realize and set with various using various communication interfaces, man-machine interface
It is standby to be docked.
However, the design of electric energy meter of the prior art has certain limitation, because electric energy meter is generally placed at
Public space, but carrying miscellaneous function equipment is not monitored or realized other functions, electric energy to the situation of public space
Table is confined to the parameter measurement of power circuit, even so, and the structure of electric energy meter of the prior art still has optimization and changed
The space made, the detection efficiency of electric energy meter of the prior art is not high, and accuracy of detection still has much room for improvement.
In order to overcome above-mentioned deficiency, the present invention has built a kind of the intelligent electric energy meter, using occupied by existing electric energy meter
Staircase public space is detected in real time to the human target of staircase, to determine whether there is runaway convict and decide whether triggering
Runaway convict alarms, and is contacted the police responding with the very first time, effectively the personal safety of protection building resident and property safety, meanwhile, it is excellent
The internal structure of existing electric energy meter is changed.
Fig. 1 is the block diagram of the intelligent electric energy meter according to embodiment of the present invention, and the electric energy meter includes
FLASH storage devices, three-phase electric energy metering equipment, personage's occurrence number detection device and Ling Yang SPCE061A chips, three-phase electricity
Energy measuring equipment is used for the active power for detecting and exporting three-phase power circuit, and personage's occurrence number detection device is used to detect building
The occurrence number of each personage between ladder, Ling Yang SPCE061A chips respectively with FLASH storage devices, three-phase electric energy metering equipment
With the connection of personage's occurrence number detection device, detected while control three-phase electric energy metering equipment operation based on personage's occurrence number
The output of equipment determines the identity of personage.
Then, continue that the concrete structure of the intelligent electric energy meter of the present invention is further detailed.
The electric energy meter includes：Current sensor, is connected with three-phase power circuit, for the electricity in three-phase power circuit
Flow signal and carry out size conversion, export relative to the less micro-current signal of current signal in three-phase power circuit；Voltage is passed
Sensor, is connected with three-phase power circuit, in three-phase power circuit voltage signal carry out size conversion, output relative to
The less micro voltage signal of voltage signal in three-phase power circuit；Anti-aliasing Filter Circuits, respectively with current sensor and electricity
Pressure sensor is connected, for carrying out anti-aliasing filter processing to the micro-current signal and micro voltage signal that receive, to export place
Micro-current signal and micro voltage signal after reason.
The electric energy meter includes：Three-phase electric energy metering equipment, is connected with Anti-aliasing Filter Circuits, based on micro- electricity after processing
Stream signal and micro voltage signal determine active power, reactive power and the apparent work(of each phase and conjunction phase in three-phase power circuit
Rate；Rectifying installation, is connected with three-phase power circuit, for being direct current by the AC rectification of three-phase power circuit；Voltage stabilizing is set
It is standby, it is connected with rectifying installation, for carrying out voltage stabilizing processing to direct current；Potential device, is connected with pressure stabilizing device, for voltage stabilizing
Direct current afterwards carries out transformation and handled to obtain the operating voltage required for each electronic equipment, required for each electronic equipment
Operating voltage includes 36V, 12V, 5V and 3.3V.
The electric energy meter includes：Calendar clock equipment, including calendar clock chip and lithium battery, calendar clock chip are used for
Real time clock data is provided, is also connected by synchronous serial interface I2C with Ling Yang SPCE061A chips, lithium battery and calendar clock
Chip is connected, and is supported for providing non-firm power under powering-off state for calendar clock chip.
As shown in Fig. 2 shown electric energy meter includes：Liquid crystal display, by segment liquid crystal display driver and a liquid crystal
Display screen is constituted, and a segment liquid crystal display driver is connected by synchronous serial interface I2C with Ling Yang SPCE061A chips, for controlling
Display content on LCDs processed；FLASH storage devices, use capacity for the AT45DB081 chips of 1M bytes, pass through string
Row Peripheral Interface SPI carries out bidirectional data exchange with Ling Yang SPCE061A chips.
The electric energy meter includes：Integrated Communication Devices, are connected with Ling Yang SPCE061A chips, including infrared transmitter, red
Outer receiver, optocoupler, RS485 drivers and RS485 communication interfaces, infrared transmitter use 38kHz modulation light, infrared
Receiver exported using open collector mode demodulated from the infrared light received come data signal, RS485 drivers
Be connected with RS485 communication interfaces, optocoupler be used for by infrared transmitter and infrared remote receiver be isolated from RS485 drivers and
RS485 communication interfaces；High-definition camera, is arranged on electric energy meter housing, and shooting direction is towards staircase, for shooting high definition building
Image between ladder；Complexity detection device, is connected with high-definition camera, for receiving high definition staircase image, and based on high definition building
Image is calculated and output image complexity between ladder.
The electric energy meter includes：Gray scale conversion equipment, is connected with high-definition camera, for receiving high definition staircase image,
For each pixel in high definition staircase image, its Color Channel component of R, G, B tri- is extracted, it is logical to the color of R, G, B tri-
It is average to be weighted that road component assigns different weighted values, to obtain corresponding gray value, the gray value group of all pixels point
Into gray level image, the weighted value of the wherein Color Channel component of R, G, B tri- is respectively 0.3,0.59 and 0.11；Image filtering is set
It is standby, it is connected respectively with complexity detection device and gray scale conversion equipment, the filtering plan for determining selection based on image complexity
Slightly, when image complexity is below default complexity range lower limit, selection gaussian filtering strategy is filtered to gray level image
Ripple, when image complexity is more than default complexity range limit, selection mean filter strategy is filtered to gray level image
Ripple, when image complexity is when within default complexity scope, selection medium filtering strategy is filtered to gray level image.
The electric energy meter includes：Global binarizing apparatus, is connected with complexity detection device and image filtering equipment respectively,
Determination strategy for determining global binary-state threshold based on image complexity, it is determined that after global binary-state threshold, using
Gray level image is carried out binary conversion treatment by global binary-state threshold so that the pixel value of the binary image after processing only has 0
Or 255 this two kinds selections, wherein the determination strategy for determining global binary-state threshold based on image complexity is specifically included：Work as image
When complexity is below default complexity range lower limit, global binary-state threshold is determined using Two-peak method, when image complexity exists
When more than default complexity range limit, global binary-state threshold is determined using maximum variance between clusters, when image complexity exists
When within default complexity scope, global binary-state threshold is determined using mean value method；Image correcting device, with global binaryzation
Equipment connect to receive binary image, for binary image is carried out successively rotation correction processing, redundancy cut processing and
Image normalization processing, to obtain correction chart picture；Person recognition equipment, is connected with high-definition camera and image correcting device respectively
To receive high definition staircase image and binary image, for identifying binary image based on default benchmark character contour
Human target, and position based on human target at binary image is partitioned into corresponding personage at high definition staircase image
Target image.
The electric energy meter includes：Personage's occurrence number detection device, connects with person recognition equipment and FLASH storage devices
Connect, receive personage's target image, by each has been in the human target in the human target image received and FLASH storage devices
There is personage's target image to be matched to determine whether human target occurs for the first time, it fails to match is then defined as going out for the first time
It is existing, then arrive FLASH storage devices using the corresponding human target image of human target as new existing human target image storage
It is interior and mark corresponding occurrence number be 1, the match is successful is then defined as be not for the first time occur, then by FLASH storage devices
The corresponding occurrence number increase by 1 of existing human target image matched；Personage's occurrence number detection device is also by human target
The occurrence number of corresponding existing human target image is exported as personage's occurrence number；ONLINE RECOGNITION starting device, respectively with
Person recognition equipment, personage's occurrence number detection device and Wireless Telecom Equipment connection, are less than when receiving personage's occurrence number
During equal to preset times threshold value, personage's target image is received at person recognition equipment, and control Wireless Telecom Equipment to start
The wireless communication connection at the management of public safety center of Wireless Telecom Equipment and distal end, feels from the management of public safety of distal end
Each online runaway convict's image of near zone is obtained at runaway convict's database of storage.
The electric energy meter includes：Ling Yang SPCE061A chips, respectively with potential device, calendar clock equipment, liquid crystal display
Equipment, FLASH storage devices, Integrated Communication Devices and the connection of three-phase electric energy metering equipment, are realized to potential device, calendar clock
Equipment, liquid crystal display, FLASH storage devices, the control of Integrated Communication Devices and three-phase electric energy metering equipment, Ling Yang
SPCE061A chips are also connected with ONLINE RECOGNITION starting device, by human target image and each online runaway convict's image one by one
Match somebody with somebody, the match is successful then the corresponding runaway convict's title of online runaway convict's image of output matching and sends and there is runaway convict's signal, and it fails to match
Then send in the absence of runaway convict's signal.
Alternatively, in the intelligent electric energy meter：The traffic rate of infrared transmitter is 1200bps；Radio communication is set
It is standby to be also connected with Ling Yang SPCE061A chips, for by runaway convict's title and there is runaway convict's signal and sent out by two-way wireless communication link
It is sent to the management of public safety center of distal end；Wireless Telecom Equipment is frequency duplex communications interface；And preset times threshold value can
It is stored in FLASH storage devices.
In addition, 4G LTE are the standards of a global general-use, including two kinds of network modes FDD and TDD, it is respectively used in pairs
Frequency spectrum and non-paired frequency spectrum.The choice of operator initially between two patterns is purely for the consideration to spectrum availability.Greatly
Multi-operator will dispose two kinds of networks simultaneously, so as to all frequency spectrum resources for making full use of it to possess.FDD and TDD are in technology
Upper to distinguish very little in fact, the main distinction is that using different duplex modes, FDD (FDD) and time division duplex (TDD)
It is two kinds of different duplex modes.
FDD is received and transmitted on two symmetrical frequency channels of separation, separated with protection frequency range reception and
Send channel.FDD must use paired frequency, carry out differentiating uplink and downlink link by frequency, its unidirectional resource is in the time
On be continuous.FDD can make full use of the frequency spectrum of up-downgoing when supporting symmetrical service, but when supporting non-symmetrical service, frequency
Spectrum utilization rate will be substantially reduced.
TDD separates reception with the time and sends channel.In the GSM of TDD modes, receive and transmission makes
With the different time-gap of same frequency carrier wave as the carrying of channel, its unidirectional resource is discontinuous, the time in time
Resource is distributed in the two directions.Some period sends a signal to mobile station by base station, and the time in addition is by moving
Platform sends a signal to base station, must harmonious ability work well between base station and mobile station.
Using the intelligent electric energy meter of the present invention, for electric energy table function in the prior art is single, accuracy of detection is not high
Technical problem, by transforming the self structure of electric energy meter, eliminating equipment redundancy improves detection efficiency and precision, meanwhile, it is fully sharp
Neighbouring human target is monitored in real time with the public space of the staircase where electric energy meter, it is effectively guaranteed that the person of resident
And property safety.
Although it is understood that the present invention is disclosed as above with preferred embodiment, but above-described embodiment and being not used to
Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible variations and modification are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.
Claims (2)
1. a kind of the intelligent electric energy meter, the electric energy meter includes FLASH storage devices, three-phase electric energy metering equipment, personage's appearance
Number of times detection device and Ling Yang SPCE061A chips, three-phase electric energy metering equipment are used to detect and export having for three-phase power circuit
Work(power, personage's occurrence number detection device is used for the occurrence number for detecting each personage of staircase, Ling Yang SPCE061A cores
Piece is connected with FLASH storage devices, three-phase electric energy metering equipment and personage's occurrence number detection device respectively, controls three-phase electric energy
Measuring equipment exports to determine the identity of personage while operation based on personage's occurrence number detection device.
2. the intelligent electric energy meter as claimed in claim 1, it is characterised in that the electric energy meter includes：
Current sensor, is connected with three-phase power circuit, for carrying out size conversion to the current signal in three-phase power circuit,
Output is relative to the less micro-current signal of current signal in three-phase power circuit；
Voltage sensor, is connected with three-phase power circuit, for carrying out size conversion to the voltage signal in three-phase power circuit,
Output is relative to the less micro voltage signal of voltage signal in three-phase power circuit；
Anti-aliasing Filter Circuits, are connected with current sensor and voltage sensor respectively, for the micro-current signal to receiving
Anti-aliasing filter processing is carried out with micro voltage signal, to export the micro-current signal and micro voltage signal after processing；
Three-phase electric energy metering equipment, is connected with Anti-aliasing Filter Circuits, based on the micro-current signal and micro voltage signal after processing
Determine active power, reactive power and the apparent energy of each phase and conjunction phase in three-phase power circuit；
Rectifying installation, is connected with three-phase power circuit, for being direct current by the AC rectification of three-phase power circuit；
Pressure stabilizing device, is connected with rectifying installation, for carrying out voltage stabilizing processing to direct current；
Potential device, is connected with pressure stabilizing device, is set for carrying out transformation processing to the direct current after voltage stabilizing with obtaining each electronics
Standby required operating voltage, the operating voltage required for each electronic equipment includes 36V, 12V, 5V and 3.3V；
Calendar clock equipment, including calendar clock chip and lithium battery, calendar clock chip are used to provide real time clock data, also
It is connected by synchronous serial interface I2C with Ling Yang SPCE061A chips, lithium battery is connected with calendar clock chip, in power-off
In the case of for calendar clock chip provide non-firm power support；
Liquid crystal display, including segment liquid crystal display driver and LCDs, a segment liquid crystal display driver lead to
Cross synchronous serial interface I2C to be connected with Ling Yang SPCE061A chips, for controlling the display content on LCDs；
FLASH storage devices, use capacity for the AT45DB081 chips of 1M bytes, pass through serial peripheral equipment interface SPI and Ling Yang
SPCE061A chips carry out bidirectional data exchange；
Integrated Communication Devices, are connected with Ling Yang SPCE061A chips, including infrared transmitter, infrared remote receiver, optocoupler,
RS485 drivers and RS485 communication interfaces, infrared transmitter use 38kHz modulation light, and infrared remote receiver is opened using colelctor electrode
Road mode exports the data signal for demodulating and from the infrared light received, and RS485 drivers connect with RS485 communication interfaces
Connect, optocoupler is used to infrared transmitter and infrared remote receiver being isolated from RS485 drivers and RS485 communication interfaces；
High-definition camera, is arranged on electric energy meter housing, and shooting direction is towards staircase, for shooting high definition staircase image；
Complexity detection device, is connected with high-definition camera, for receiving high definition staircase image, and based on high definition staircase figure
As calculating simultaneously output image complexity；
Gray scale conversion equipment, is connected with high-definition camera, for receiving high definition staircase image, in high definition staircase image
Each pixel, extract its Color Channel component of R, G, B tri-, different weights assigned to the Color Channel component of R, G, B tri-
Value is average to be weighted, to obtain corresponding gray value, the gray value composition gray level image of all pixels point, wherein R, G,
The weighted value of the Color Channel components of B tri- is respectively 0.3,0.59 and 0.11；
Image filtering equipment, is connected with complexity detection device and gray scale conversion equipment, for true based on image complexity respectively
Determine the filtering strategies of selection, when image complexity is below default complexity range lower limit, selection gaussian filtering strategy is to ash
Degreeization image is filtered, when image complexity is more than default complexity range limit, and selection mean filter strategy is to ash
Degreeization image is filtered, and when image complexity is when within default complexity scope, selection medium filtering strategy is to gray processing
Image is filtered；
Global binarizing apparatus, is connected with complexity detection device and image filtering equipment, for based on image complexity respectively
It is determined that the determination strategy of global binary-state threshold, it is determined that after global binary-state threshold, using global binary-state threshold by ash
Degreeization image carries out binary conversion treatment so that the pixel value of the binary image after processing only has 0 or 255 this two kinds selections, its
In determine that the determination strategy of global binary-state threshold is specifically included based on image complexity：When image complexity is in default complexity
When below range lower limit, global binary-state threshold is determined using Two-peak method, when image complexity is in default complexity range limit
During the above, global binary-state threshold is determined using maximum variance between clusters, when image complexity is within default complexity scope
When, global binary-state threshold is determined using mean value method；
Image correcting device, is connected to receive binary image with global binarizing apparatus, for entering successively to binary image
The processing of row rotation correction, redundancy cut processing and image normalization processing, to obtain correction chart picture；
Person recognition equipment, is connected to receive high definition staircase image and two-value respectively with high-definition camera and image correcting device
Change image, the human target for identifying binary image based on default benchmark character contour, and existed based on human target
Position at binary image is partitioned into corresponding human target image at high definition staircase image；
Personage's occurrence number detection device, is connected with person recognition equipment and FLASH storage devices, receives personage's target image,
By each existing human target image progress in the human target in the human target image received and FLASH storage devices
It is equipped with whether determination human target occurs for the first time, it fails to match is then defined as occurring for the first time, then human target is corresponding
Human target image stores into FLASH storage devices as new existing human target image and marks corresponding occurrence number
For 1, the match is successful is then defined as not being to occur for the first time, then by the existing human target figure matched in FLASH storage devices
As corresponding occurrence number increase by 1；Personage's occurrence number detection device is also by the corresponding existing human target image of human target
Occurrence number be used as personage's occurrence number output；
ONLINE RECOGNITION starting device, connects with person recognition equipment, personage's occurrence number detection device and Wireless Telecom Equipment respectively
Connect, when receiving personage's occurrence number less than or equal to preset times threshold value, human target figure is received at person recognition equipment
Picture, and Wireless Telecom Equipment is controlled with the radio communication company at the management of public safety center for starting Wireless Telecom Equipment and distal end
Connect, each online runaway convict's image of near zone is obtained at runaway convict's database of the management of public safety central store of distal end；
Ling Yang SPCE061A chips, respectively with potential device, calendar clock equipment, liquid crystal display, FLASH storage devices,
Integrated Communication Devices and three-phase electric energy metering equipment connection, realize to potential device, calendar clock equipment, liquid crystal display,
The control of FLASH storage devices, Integrated Communication Devices and three-phase electric energy metering equipment, Ling Yang SPCE061A chips are also known with online
The connection of other starting device, human target image is matched one by one with each online runaway convict's image, the match is successful then output matching
The corresponding runaway convict's title of online runaway convict's image simultaneously sends and there is runaway convict's signal, and it fails to match then sends in the absence of runaway convict's signal；
The traffic rate of infrared transmitter is 1200bps；
Wireless Telecom Equipment is also connected with Ling Yang SPCE061A chips, for by runaway convict's title and exist runaway convict's signal pass through it is two-way
Wireless communication link is sent to the management of public safety center of distal end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610416953.5A CN107228971A (en) | 2016-03-25 | 2016-03-25 | The intelligent electric energy meter |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180044.6A CN105675935A (en) | 2016-03-25 | 2016-03-25 | Intelligent electric energy meter |
| CN201610416953.5A CN107228971A (en) | 2016-03-25 | 2016-03-25 | The intelligent electric energy meter |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610180044.6A Division CN105675935A (en) | 2016-03-25 | 2016-03-25 | Intelligent electric energy meter |
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| CN107228971A true CN107228971A (en) | 2017-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610180044.6A Pending CN105675935A (en) | 2016-03-25 | 2016-03-25 | Intelligent electric energy meter |
| CN201610416953.5A Withdrawn CN107228971A (en) | 2016-03-25 | 2016-03-25 | The intelligent electric energy meter |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610180044.6A Pending CN105675935A (en) | 2016-03-25 | 2016-03-25 | Intelligent electric energy meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101320053A (en) * | 2008-07-17 | 2008-12-10 | 菏泽供电公司 | Wireless data and image double-acquisition anti-electricity theft monitoring system and method thereof |
| CN101739546A (en) * | 2008-11-05 | 2010-06-16 | 沈阳工业大学 | Image cross reconstruction-based single-sample registered image face recognition method |
| WO2011133578A1 (en) * | 2010-04-20 | 2011-10-27 | Equal Networks Incorporated | Apparatus, system, and method having a wi-fi compatible alternating current (ac) power circuit module |
| CN101853397A (en) * | 2010-04-21 | 2010-10-06 | 中国科学院半导体研究所 | Bionic human face detection method based on human visual characteristics |
| CN103792420B (en) * | 2014-01-26 | 2016-04-20 | 威胜集团有限公司 | Based on the anti-electricity-theft of load curve and supervision of power consumption method |
| CN104280715B (en) * | 2014-10-17 | 2017-01-11 | 国网四川省电力公司电力科学研究院 | Gateway electric energy meter online monitoring system |
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Application publication date: 20171003 |