CN105929229A - Electric meter based on staircase cleanliness analysis - Google Patents
Electric meter based on staircase cleanliness analysis Download PDFInfo
- Publication number
- CN105929229A CN105929229A CN201610293647.7A CN201610293647A CN105929229A CN 105929229 A CN105929229 A CN 105929229A CN 201610293647 A CN201610293647 A CN 201610293647A CN 105929229 A CN105929229 A CN 105929229A
- Authority
- CN
- China
- Prior art keywords
- image
- resistance
- complexity
- alternating current
- staircase
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000004458 analytical method Methods 0.000 title abstract description 7
- 230000003749 cleanliness Effects 0.000 title abstract description 3
- 238000001514 detection method Methods 0.000 claims abstract description 77
- 239000000428 dust Substances 0.000 claims abstract description 54
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000005259 measurement Methods 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 25
- 238000012545 processing Methods 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 14
- 238000005070 sampling Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000012937 correction Methods 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 6
- 238000003709 image segmentation Methods 0.000 claims description 4
- 230000004087 circulation Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000010606 normalization Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000012935 Averaging Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 11
- 230000008859 change Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000007726 management method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
- G01N15/0612—Optical scan of the deposits
-
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Computer Networks & Wireless Communication (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Power Engineering (AREA)
Abstract
The invention relates to an electric meter based on staircase cleanliness analysis. The electric meter comprises an electric energy detection subsystem, a dust detection subsystem and a wireless transmission subsystem, wherein the electric energy detection subsystem is used for detecting and outputting electric energy output by power frequency alternating currents, the dust detection subsystem is used for detecting a dust state of a staircase, and the wireless transmission subsystem is used for sending output data of the electric energy detection subsystem and the dust detection subsystem in a wireless mode. Through the electric meter provided by the invention, the dust state of the staircase can be accurately detected by use of the electric meter, and wireless transmission can be carried out.
Description
The present invention be Application No. 2016101847921, filing date on March 28th, 2016,
The divisional application of invention entitled " kilowatt-hour meter analyzed based on staircase cleannes " patent.
Technical field
The present invention relates to cleannes analysis field, particularly relate to one and divide based on staircase cleannes
The kilowatt-hour meter of analysis.
Background technology
In prior art, there is not cleannes detection equipment in staircase, the dust of staircase
Cleaning remains a need for cleanup crew and periodically pinpoints process, and such processing mode expends substantial amounts of
Man power and material, the process to dust is not prompt enough simultaneously, and cleaning efficiency is low.
More it is essential that prior art does not the most provide rational equipment to dispose to similar devices
Space, arranges the independent device space if each equipment, then limited public of staircase
Space does not accommodates all devices at all, and this needs the public space to staircase or staircase
Some equipment reasonably design.
Accordingly, it would be desirable to a kind of kilowatt-hour meter analyzed based on staircase cleannes, it is positioned at staircase,
The device space of kilowatt-hour meter can be made full use of, optimizing kilowatt-hour meter to alternating electromotive force parameter detecting
While technology, it is achieved intellectualized detection and the analysis to staircase dust distribution situation, thus
Reduce and staircase public space is taken.
Summary of the invention
In order to solve the problems referred to above, the invention provides a kind of based on the analysis of staircase cleannes
Kilowatt-hour meter, on the one hand, by improveing the structure of existing kilowatt-hour meter to improve alternating electromotive force parameter
Detection level, on the other hand, while being not take up staircase public space, reach to have
The self adaptation of staircase dust is swept with putting arrow, thus replace mode of manually sweeping, save thing
Industry expense.
According to an aspect of the present invention, it is provided that a kind of electric degree analyzed based on staircase cleannes
Table, detects subsystem including electric energy detection subsystem, dust and is wirelessly transferred subsystem, electric energy
Detection subsystem is for detecting and export the electric energy of industrial-frequency alternating current output, and dust detects subsystem
For detecting the dust state of staircase, it is wirelessly transferred subsystem for wireless transmission electric energy detection
Subsystem and the output data of dust detection subsystem.
More specifically, in the described kilowatt-hour meter analyzed based on staircase cleannes, including: ash
Dust concentration detection equipment, including generating laser, light-sensitive element, signal amplifier, built-in
RAM and AT89C51 single-chip microcomputer, generating laser is used for emission detection laser in air,
Light-sensitive element is for receiving the scattering laser after exploring laser light is scattered by dust particle, and will scatter
Laser is converted to the pulse signal of correspondence, and signal amplifier is connected with light-sensitive element, for by arteries and veins
Rushing signal to be amplified, built-in RAM is for prestoring the relevant of reference laser particle signal
Information, AT89C51 single-chip microcomputer is connected with signal amplifier and built-in RAM respectively, to amplification
After pulse signal carry out Digital Signal Processing, by result and reference laser particle signal
Relevant information compares, with the dust concentration judged and in delivery air；Ccd image passes
Sensor, is arranged on the housing of kilowatt-hour meter, carries out shooting to obtain high definition stair towards staircase
Between image；Complexity detection equipment, is connected with ccd image sensor, is used for receiving high definition
Staircase image, and calculate based on high definition staircase image and export image complexity；Gray scale turns
Change equipment, is connected with ccd image sensor, is used for receiving high definition staircase image, for
Each pixel in high definition staircase image, extracts its R, G, B tri-Color Channel and divides
Amount, the weighted value different to R, G, B tri-Color Channel component impartings is average to be weighted,
To obtain corresponding gray value, the gray value composition gray level image of all pixels；Image is filtered
Wave device, is connected with complexity detection equipment and gray scale converting apparatus, respectively for based on image
Complexity determines the filtering strategies of selection, when image complexity default complexity range lower limit with
Time lower, gaussian filtering strategy is selected gray level image to be filtered, when image complexity is in advance
If time more than complexity range limit, select mean filter strategy that gray level image is filtered,
When image complexity is within default complexity scope, select medium filtering strategy to gray processing
Image is filtered；Overall situation binarizing apparatus, respectively with complexity detection equipment and image filtering
Equipment connects, for determining the determination strategy of overall situation binary-state threshold based on image complexity,
After determining overall situation binary-state threshold, use overall situation binary-state threshold that gray level image is carried out two
Value processes so that the pixel value of the binary image after process only has 0 or 255 these two kinds choosings
Select, wherein determine that the determination strategy of overall situation binary-state threshold specifically includes based on image complexity:
When image complexity is below default complexity range lower limit, Two-peak method is used to determine the overall situation two
Value threshold value, when image complexity is more than default complexity range limit, uses maximum kind
Between variance method determine the overall situation binary-state threshold, when image complexity is within default complexity scope
Time, use mean value method to determine overall situation binary-state threshold；Image correcting device, with overall situation two-value
Change equipment connects to receive binary image, for binary image carries out rotation correction successively
Process, redundancy cutting process and image normalization process, to obtain correction chart picture；Image is split
Equipment, is connected with image correcting device and gray scale converting apparatus respectively, for based on default building
The position on building ground in ground contour detection correction chart picture, and position based on building ground from
The gray processing ground image of correspondence it is partitioned at gray level image；Cleannes detection equipment, with figure
As splitting equipment connects, based on the gray value of whole pixels based on gray processing ground image
Calculate the average gray of gray processing ground image, and average gray is carried out with default gray value
Relatively, when average gray is less than or equal to presetting gray value, sends and need clean signal, work as ash
Degree meansigma methods, less than presetting gray value, sends and need not clean signal；Calibrating resistance, is a cunning
Dynamic rheostat, resistance value is 2M Ω, and a fixing end is connected with the zero line of industrial-frequency alternating current,
One end of sliding end and the second resistance connects；Second resistance, resistance value is 1M Ω, the other end
Being connected with one end of the first resistance, meanwhile, the other end is as a measurement end output of sampled voltage；
First resistance, resistance value is 1.5K Ω, and the other end is connected with the live wire of industrial-frequency alternating current；The
One electric capacity, capacitance is 220pf, and one end is connected with the other end of the second resistance, another termination
Ground；3rd resistance, resistance value is 470 Ω, and one end is connected with the live wire of industrial-frequency alternating current, separately
One end is as another measurement end output of sampled voltage；Second electric capacity, capacitance is 220pf,
One end is connected with the other end of the 3rd resistance, other end ground connection；3rd electric capacity, capacitance is
0.018uf, one end is connected with the other end of the second resistance, the other end and the other end of the 3rd resistance
Connect；4th resistance, resistance value is 0.6m Ω, is inserted on the live wire of industrial-frequency alternating current,
I.e. two ends are all connected with the live wire of industrial-frequency alternating current；5th resistance, resistance value is 470 Ω, one
End is connected with one end of the 4th resistance, and the other end is as a measurement end output of sample rate current；The
Six resistance, resistance value is 470 Ω, is connected with the other end of the 4th resistance, and the other end is as adopting
Another of sample electric current measures end output；4th electric capacity, capacitance is 220pf, one end and the 5th
The other end of resistance connects, other end ground connection；5th electric capacity, capacitance is 220pf, one end
It is connected with the other end of the 6th resistance, other end ground connection；6th electric capacity, capacitance is 0.018uf,
One end is connected with the other end of the 5th resistance, and the other end of the other end and the 6th resistance connects；Electricity
Hold reduction voltage circuit, be connected with zero line and the live wire of industrial-frequency alternating current, for industrial-frequency alternating current is turned
Become 5V low-voltage DC, for use as the power supply of electric energy detection equipment；Electric energy detection equipment,
Including tension measuring circuit, current measurement circuit and microprocessor, tension measuring circuit and sampling
Two measurement ends of voltage connect respectively to detect and export the real-time sampling electricity of industrial-frequency alternating current
Pressure, current measurement circuit is connected respectively with detection with two measurement ends of sample rate current and exports work
Frequently the real-time sampling electric current of alternating current, microprocessor respectively with tension measuring circuit and current measurement
Circuit, real-time sampling voltage based on industrial-frequency alternating current and the real-time sampling electric current of industrial-frequency alternating current,
Determine and export active power and the reactive power of industrial-frequency alternating current；Xegregating unit, is positioned at electric energy
Between detection equipment and Freescale MC9S12 chip, use photoelectric coupling circuit, for real
Existing artificial circuit part and the isolation of digital circuits section, it is to avoid interfere；Time division duplex leads to
Letter interface, is connected with Freescale MC9S12 chip, is sent to for dust is crossed multi signal
The building's management center of far-end, with trigger building's management center send cleanup crew go to correspondence
Staircase carries out cleaning works, is additionally operable to the active power of wireless transmission industrial-frequency alternating current and idle
Power；AC/DC power-supply device, including transformer step-down circuit, full bridge rectifier, filter
Wave circuit and mu balanced circuit, be connected with zero line and the live wire of industrial-frequency alternating current, for by 220V
Industrial-frequency alternating current be converted to the unidirectional current of 5V or 3.3V；Freescale MC9S12 chip,
It is connected with electric energy detection equipment by isolation circuit, for receiving the active power of industrial-frequency alternating current
And reactive power；Freescale MC9S12 chip the most respectively with dust concentration detection equipment and clearly
Cleanliness detection equipment connects, when the dust concentration received more than or equal to preset concentration threshold value and connects
Receive when needing clean signal, send dust and cross multi signal, when the dust concentration received is less than
Preset concentration threshold value or receive when need not clean signal, sends dust normal signal；
ZIGBEE communication interface, is connected with Freescale MC9S12 chip, for receiving and to attached
Near radio meter register equipment sends active power and reactive power；Serial erasable memory
AT24C16B, has 10,000 erasable circulations, is connected with Freescale MC9S12 chip,
For receiving active power and the reactive power of industrial-frequency alternating current.
More specifically, in the described kilowatt-hour meter analyzed based on staircase cleannes: serial erasable
Except memorizer AT24C16B is arranged in kilowatt-hour meter housing, also stored for preset concentration threshold value.
More specifically, in the described kilowatt-hour meter analyzed based on staircase cleannes: serial erasable
Except memorizer AT24C16B also stored for presetting gray value.
More specifically, in the described kilowatt-hour meter analyzed based on staircase cleannes: cleannes are examined
Measurement equipment is also connected with serial erasable memory AT24C16B.
More specifically, in the described kilowatt-hour meter analyzed based on staircase cleannes: R, G, B
The weighted value of three Color Channel components is respectively 0.3,0.59 and 0.11.
Accompanying drawing explanation
Below with reference to accompanying drawing, embodiment of the present invention are described, wherein:
Fig. 1 is according to the electricity analyzed based on staircase cleannes shown in embodiment of the present invention
The block diagram of degree table.
Reference: 1 electric energy detection subsystem；2 dust detection subsystems；3 are wirelessly transferred
Subsystem
Detailed description of the invention
The kilowatt-hour meter analyzed based on staircase cleannes to the present invention below with reference to accompanying drawings
Embodiment is described in detail.
At present, the hygienic cleaning of staircase still uses and manually sweeps mode, i.e. employs cleaning people
Member, goes to each staircase to carry out fixed point every the set time and sweeps up dust, and this mode does not has
There is the actual distribution situation of the dust in view of staircase, the most excessively rely on artificial, cause clear
Clean inefficient, property expense is the biggest.
But, if designing a set of staircase dust condition detection to sweep equipment, for each building
Disposing such equipment between ladder, by causing, the most nervous staircase public space is the most crowded not
May, accordingly, it would be desirable to some can function merging be placed on same with integrated electronic equipment
In the device space, thus reduce and staircase public space is taken.
In order to overcome above-mentioned deficiency, the present invention has built a kind of based on the analysis of staircase cleannes
Kilowatt-hour meter, it is possible to optimize the kilowatt-hour meter accuracy of detection to alternating electromotive force circuit, more it is essential that
By appropriate design internal structure, dust condition detection is swept equipment and is received into electric energy meter equipment
In space, thus take full advantage of the public space of staircase.
Fig. 1 is according to the electricity analyzed based on staircase cleannes shown in embodiment of the present invention
The block diagram of degree table, including electric energy detection subsystem, dust detection subsystem and wireless biography
Defeated subsystem, electric energy detection subsystem is used for detecting and exporting the electric energy of industrial-frequency alternating current output,
Dust detection subsystem, for detecting the dust state of staircase, is wirelessly transferred subsystem for nothing
Line sends electric energy detection subsystem and the output data of dust detection subsystem.
Then, the concrete knot of the kilowatt-hour meter analyzed based on staircase cleannes to the present invention is continued
Structure is further detailed.
Described kilowatt-hour meter includes: dust concentration detection equipment, including generating laser, photosensitive unit
Part, signal amplifier, built-in RAM and AT89C51 single-chip microcomputer, generating laser is used for
Emission detection laser in air, light-sensitive element is used for receiving exploring laser light and is scattered by dust particle
After scattering laser, and scattering laser is converted to correspondence pulse signal, signal amplifier with
Light-sensitive element connects, and for being amplified by pulse signal, built-in RAM is used for prestoring
The relevant information of reference laser particle signal, AT89C51 single-chip microcomputer respectively with signal amplifier and
Built-in RAM connects, and the pulse signal after amplifying is carried out Digital Signal Processing, process is tied
Fruit compares with the relevant information of reference laser particle signal, to judge and in delivery air
Dust concentration.
Described kilowatt-hour meter includes: ccd image sensor, is arranged on the housing of kilowatt-hour meter,
Carry out shooting to obtain high definition staircase image towards staircase；Complexity detection equipment, with
Ccd image sensor connects, and is used for receiving high definition staircase image, and based on high definition stair
Between image calculate and export image complexity；Gray scale converting apparatus, with ccd image sensor
Connect, be used for receiving high definition staircase image, for each picture in high definition staircase image
Vegetarian refreshments, extracts its R, G, B tri-Color Channel component, to R, G, B tri-Color Channel divide
It is average to be weighted that amount gives different weighted values, to obtain corresponding gray value, all pictures
The gray value composition gray level image of vegetarian refreshments.
Described kilowatt-hour meter includes: image filtering equipment, respectively with complexity detection equipment and gray scale
Converting apparatus connects, for determining the filtering strategies of selection based on image complexity, when image is multiple
When miscellaneous degree is below default complexity range lower limit, select gaussian filtering strategy to gray level image
It is filtered, when image complexity is more than default complexity range limit, selects average filter
Gray level image is filtered by ripple strategy, when image complexity is within default complexity scope
Time, select medium filtering strategy that gray level image is filtered.
Described kilowatt-hour meter includes: overall situation binarizing apparatus, respectively with complexity detection equipment and figure
As filter apparatus connects, for determining the determination plan of overall situation binary-state threshold based on image complexity
Slightly, after determining overall situation binary-state threshold, use overall situation binary-state threshold by gray level image
Carry out binary conversion treatment so that the pixel value of the binary image after process only have 0 or 255 this
Based on image complexity, two kinds of selections, wherein determine that the determination strategy of overall situation binary-state threshold is concrete
Including: when image complexity is below default complexity range lower limit, use Two-peak method to determine
Overall situation binary-state threshold, when image complexity is more than default complexity range limit, uses
Maximum variance between clusters determines overall situation binary-state threshold, when image complexity is at default complexity model
Time within enclosing, mean value method is used to determine overall situation binary-state threshold.
Described kilowatt-hour meter includes: image correcting device, is connected to receive with overall situation binarizing apparatus
Binary image, for carrying out successively at rotation correction process, redundancy cutting binary image
Reason and image normalization process, to obtain correction chart picture；Image segmentation apparatus, respectively with image
Calibration equipment and gray scale converting apparatus connect, for based on the detection correction of default building ground contour
The position on building ground in image, and position based on building ground splits at gray level image
Go out the gray processing ground image of correspondence；Cleannes detection equipment, is connected with image segmentation apparatus,
Gray value for whole pixels based on gray processing ground image calculates gray processing surface map
The average gray of picture, and average gray is compared with default gray value, when gray scale is put down
Average, less than or equal to presetting gray value, sends and needs clean signal, when average gray is less than pre-
If gray value, send and need not clean signal.
Described kilowatt-hour meter includes: calibrating resistance, is a slide rheostat, and resistance value is 2M Ω,
One fixing end is connected with the zero line of industrial-frequency alternating current, and one end of sliding end and the second resistance connects；
Second resistance, resistance value is 1M Ω, and one end of the other end and the first resistance connects, meanwhile,
The other end is as a measurement end output of sampled voltage；First resistance, resistance value is 1.5K Ω,
The other end is connected with the live wire of industrial-frequency alternating current；First electric capacity, capacitance is 220pf, one end
It is connected with the other end of the second resistance, other end ground connection；3rd resistance, resistance value is 470 Ω,
One end is connected with the live wire of industrial-frequency alternating current, and the other end is defeated as another measurement end of sampled voltage
Go out；Second electric capacity, capacitance is 220pf, and one end is connected with the other end of the 3rd resistance, separately
One end ground connection.
Described kilowatt-hour meter includes: the 3rd electric capacity, and capacitance is 0.018uf, one end and the second electricity
The other end of resistance connects, and the other end of the other end and the 3rd resistance connects；4th resistance, resistance
Value for 0.6m Ω, is inserted on the live wire of industrial-frequency alternating current, i.e. two ends all with industrial-frequency alternating current
Live wire connect；5th resistance, resistance value is 470 Ω, and one end connects with one end of the 4th resistance
Connecing, the other end is as a measurement end output of sample rate current；6th resistance, resistance value is 470
Ω, is connected with the other end of the 4th resistance, and the other end is defeated as another measurement end of sample rate current
Go out；4th electric capacity, capacitance is 220pf, and one end is connected with the other end of the 5th resistance, separately
One end ground connection；5th electric capacity, capacitance is 220pf, and one end connects with the other end of the 6th resistance
Connect, other end ground connection.
Described kilowatt-hour meter includes: the 6th electric capacity, and capacitance is 0.018uf, one end and the 5th electricity
The other end of resistance connects, and the other end of the other end and the 6th resistance connects；Capacity voltage dropping circuit,
It is connected with zero line and the live wire of industrial-frequency alternating current, for industrial-frequency alternating current being changed into 5V low pressure
Unidirectional current, for use as the power supply of electric energy detection equipment；Electric energy detection equipment, including voltage measurement
Two surveys of circuit, current measurement circuit and microprocessor, tension measuring circuit and sampled voltage
Amount end connects to detect and export the real-time sampling voltage of industrial-frequency alternating current respectively, current measurement electricity
Road is connected to detect and export the reality of industrial-frequency alternating current with two measurement ends of sample rate current respectively
Time sample rate current, microprocessor respectively with tension measuring circuit and current measurement circuit, based on work
Frequently the real-time sampling voltage of alternating current and the real-time sampling electric current of industrial-frequency alternating current, determine and export
The active power of industrial-frequency alternating current and reactive power.
Described kilowatt-hour meter includes: xegregating unit, is positioned at electric energy detection equipment and Freescale
Between MC9S12 chip, use photoelectric coupling circuit, be used for realizing artificial circuit part and number
The isolation of word circuit part, it is to avoid interfere；Time division duplex communication interface, with Freescale
MC9S12 chip connects, and is sent to the building's management center of far-end for dust is crossed multi signal,
Cleanup crew is sent to go to the staircase of correspondence to carry out cleaning works with triggering building's management center,
It is additionally operable to active power and the reactive power of wireless transmission industrial-frequency alternating current；AC/DC power supply sets
Standby, including transformer step-down circuit, full bridge rectifier, filter circuit and mu balanced circuit, with
The zero line of industrial-frequency alternating current and live wire connect, for the industrial-frequency alternating current of 220V is converted to 5V
Or the unidirectional current of 3.3V.
Described kilowatt-hour meter includes: Freescale MC9S12 chip, by isolation circuit and electric energy
Detection equipment connects, for receiving active power and the reactive power of industrial-frequency alternating current；Fly to think card
You are connected with dust concentration detection equipment and cleannes detection equipment by MC9S12 chip the most respectively,
When the dust concentration received more than or equal to preset concentration threshold value and receives and needs clean signal
Time, send dust and cross multi signal, when the dust concentration received less than preset concentration threshold value or connects
Receive when need not clean signal, send dust normal signal.
Described kilowatt-hour meter includes: ZIGBEE communication interface, with Freescale MC9S12 chip
Connect, for receiving and sending active power and reactive power to neighbouring radio meter register equipment；
Serial erasable memory AT24C16B, has 10,000 erasable circulations, with Freescale
MC9S12 chip connects, for receiving active power and the reactive power of industrial-frequency alternating current.
Alternatively, in the described kilowatt-hour meter analyzed based on staircase cleannes: serial is erasable
Memorizer AT24C16B is arranged in kilowatt-hour meter housing, also stored for preset concentration threshold value；
Serial erasable memory AT24C16B also stored for presetting gray value；Cleannes detection equipment
Also it is connected with serial erasable memory AT24C16B；R, G, B tri-Color Channel component
Weighted value optional be respectively 0.3,0.59 and 0.11.
Combine it addition, kilowatt-hour meter is Sampling techniques, microprocessing, designing technique and experience
Product, be high-tech product interdisciplinary.The understanding that kilowatt-hour meter manufacturer designs according to self
And applicating skill, it is achieved the various functions of kilowatt-hour meter.On kilowatt-hour meter product, have been provided with at present
Multi-functional, networking, intellectuality, digitized demand, it is possible to meet current various metering
Requirement, as meritorious metering, reactive measurement, requirement calculate, power grid quality detection, electrical network thing
The sophisticated functions such as part record, and data friendship can be carried out as communication slave station with control main website of central authorities
Mutually.
Power information acquisition system product technology is in sustainable development and lifting process, and product is wanted
Summation product function continue to optimize, be continuously increased, with adapt to the highest information system management want
Ask.Combine in product technology current ripe electric energy meter function of measuring, Techniques in Electromagnetic Measurement,
DSP data processing technique, industry automatic control technology, wireless remote transmission technology, low-voltage power
Line carrier communication technology, embedded real-time operating system software platform technologies；It is interdisciplinary, high
The systemic product of technology, belongs to emerging product, and domestic and international manufacturer current technology level is basic
Being in same level, manufacturer well-known with the world is technically, gap is little in performance.
The current main product of kilowatt-hour meter industry, in the world already at Rapid development stage, belongs to
Chaoyang industry, the whole world includes that developed economies and developing country are all in the renewal carrying out electric energy meter
Regenerate, to adapt to the change of current All Around The World situation.One is global energy-saving and emission-reduction requirement,
The accurate measurement of energy must be carried out, promote that each electricity consumption main body carries out electricity consumption according to the change of energy
Control, change consumption habit；Two is to adapt to Management of Electrical Enterprise modernization, informationalized requirement,
By intelligent kilowatt-hour meter as a node of electrical network, can fast and effeciently understand power consumer,
The electricity consumption real-time condition of the measurement points such as transformer station, it is provided that more accurate service and management.
Use the kilowatt-hour meter analyzed based on staircase cleannes of the present invention, for prior art ash
Dirt detection equipment disposes technical problem difficult and that kilowatt-hour meter detection efficiency is on the lower side, on the one hand,
By appropriate design kilowatt-hour meter internal structure, optimize the kilowatt-hour meter testing machine to alternating electromotive force circuit
System, on the other hand, by integrated laser detection and the staircase gray scale detection equipment collection of image detection
Become in kilowatt-hour meter, thus avoid excessively taking of the public space the most limited to staircase,
Improve the efficiency that staircase dust is swept.
It is it is understood that although the present invention discloses as above with preferred embodiment, but above-mentioned
Embodiment is not limited to the present invention.For any those of ordinary skill in the art,
Without departing under technical solution of the present invention ambit, all may utilize the technology contents of the disclosure above
Technical solution of the present invention is made many possible variations and modification, or is revised as equivalent variations
Equivalent embodiments.Therefore, every content without departing from technical solution of the present invention, according to the present invention
Technical spirit to any simple modification made for any of the above embodiments, equivalent variations and modification, all
Still fall within the range of technical solution of the present invention protection.
Claims (2)
1. based on staircase cleannes analyze a kilowatt-hour meter, including electric energy detection subsystem,
Dust detects subsystem and is wirelessly transferred subsystem, and electric energy detection subsystem is used for detecting and exporting
The electric energy of industrial-frequency alternating current output, dust detection subsystem is used for detecting the dust state of staircase,
It is wirelessly transferred subsystem and detects subsystem for wireless transmission electric energy detection subsystem and dust
Output data.
2. the kilowatt-hour meter analyzed based on staircase cleannes as claimed in claim 1, it is special
Levying and be, described kilowatt-hour meter includes:
Dust concentration detection equipment, including generating laser, light-sensitive element, signal amplifier,
Built-in RAM and AT89C51 single-chip microcomputer, generating laser is for emission detection in air
Laser, light-sensitive element is used for receiving the scattering laser after exploring laser light is scattered by dust particle, and
Scattering laser is converted to the pulse signal of correspondence, and signal amplifier is connected with light-sensitive element, uses
In being amplified by pulse signal, built-in RAM is used for prestoring reference laser particle signal
Relevant information, AT89C51 single-chip microcomputer is connected with signal amplifier and built-in RAM respectively,
Pulse signal after amplifying is carried out Digital Signal Processing, by result and reference laser particle
The relevant information of signal compares, with the dust concentration judged and in delivery air；
Ccd image sensor, is arranged on the housing of kilowatt-hour meter, claps towards staircase
Take the photograph to obtain high definition staircase image；
Complexity detection equipment, is connected with ccd image sensor, is used for receiving high definition stair
Between image, and calculate based on high definition staircase image and export image complexity；
Gray scale converting apparatus, is connected with ccd image sensor, is used for receiving high definition staircase
Image, for each pixel in high definition staircase image, extracts its R, G, B tri-
Color Channel component, to R, G, B tri-Color Channel component give different weighted value to enter
Row weighted average, to obtain corresponding gray value, the gray value composition gray processing of all pixels
Image；
Image filtering equipment, is connected with complexity detection equipment and gray scale converting apparatus respectively, uses
In determining the filtering strategies of selection based on image complexity, when image complexity is in default complexity
Time below range lower limit, select gaussian filtering strategy that gray level image is filtered, work as image
When complexity is more than default complexity range limit, select mean filter strategy to gray processing figure
As being filtered, when image complexity is within default complexity scope, select medium filtering
Gray level image is filtered by strategy；
Overall situation binarizing apparatus, is connected with complexity detection equipment and image filtering equipment respectively,
For determining the determination strategy of overall situation binary-state threshold based on image complexity, determining the overall situation two
After value threshold value, use overall situation binary-state threshold that gray level image is carried out binary conversion treatment,
The pixel value making the binary image after processing only has 0 or 255 these two kinds selections, Qi Zhongji
Determine that in image complexity the determination strategy of overall situation binary-state threshold specifically includes: when image is complicated
When degree is below default complexity range lower limit, Two-peak method is used to determine overall situation binary-state threshold,
When image complexity is more than default complexity range limit, use maximum variance between clusters true
Fixed overall situation binary-state threshold, when image complexity is within default complexity scope, uses flat
Averaging method determines overall situation binary-state threshold；
Image correcting device, is connected to receive binary image with overall situation binarizing apparatus, is used for
Binary image is carried out successively at rotation correction process, redundancy cutting process and image normalization
Reason, to obtain correction chart picture；
Image segmentation apparatus, is connected with image correcting device and gray scale converting apparatus respectively, is used for
Based on the position on building ground in default building ground contour detection correction chart picture, and based on building
The position on ground is partitioned into the gray processing ground image of correspondence at gray level image；
Cleannes detection equipment, is connected with image segmentation apparatus, for based on gray processing surface map
The gray value of whole pixels of picture calculates the average gray of gray processing ground image, and by ash
Degree meansigma methods compares with default gray value, when average gray is less than or equal to presetting gray value,
Send and need clean signal, when average gray is less than presetting gray value, sends and need not cleaning
Signal；
Calibrating resistance, is a slide rheostat, and resistance value is 2M Ω, a fixing end and work
Frequently the zero line of alternating current connects, and one end of sliding end and the second resistance connects；
Second resistance, resistance value is 1M Ω, and one end of the other end and the first resistance connects, with
Time, the other end is as a measurement end output of sampled voltage；
First resistance, resistance value is 1.5K Ω, and the other end is connected with the live wire of industrial-frequency alternating current；
First electric capacity, capacitance is 220pf, and one end is connected with the other end of the second resistance, separately
One end ground connection；
3rd resistance, resistance value is 470 Ω, and one end is connected with the live wire of industrial-frequency alternating current, separately
One end is as another measurement end output of sampled voltage；
Second electric capacity, capacitance is 220pf, and one end is connected with the other end of the 3rd resistance, separately
One end ground connection；
3rd electric capacity, capacitance is 0.018uf, and one end is connected with the other end of the second resistance,
The other end of the other end and the 3rd resistance connects；
4th resistance, resistance value is 0.6m Ω, is inserted on the live wire of industrial-frequency alternating current, i.e.
Two ends are all connected with the live wire of industrial-frequency alternating current；
5th resistance, resistance value is 470 Ω, and one end is connected with one end of the 4th resistance, another
Hold the measurement end output as sample rate current；
6th resistance, resistance value is 470 Ω, is connected with the other end of the 4th resistance, the other end
Another as sample rate current measures end output；
4th electric capacity, capacitance is 220pf, and one end is connected with the other end of the 5th resistance, separately
One end ground connection；
5th electric capacity, capacitance is 220pf, and one end is connected with the other end of the 6th resistance, separately
One end ground connection；
6th electric capacity, capacitance is 0.018uf, and one end is connected with the other end of the 5th resistance,
The other end of the other end and the 6th resistance connects；
Capacity voltage dropping circuit, is connected with zero line and the live wire of industrial-frequency alternating current, for power frequency being handed over
Stream electricity is changed into 5V low-voltage DC, for use as the power supply of electric energy detection equipment；
Electric energy detection equipment, including tension measuring circuit, current measurement circuit and microprocessor,
Tension measuring circuit is connected respectively with detection with two measurement ends of sampled voltage and exports power frequency
Two measurement ends of the real-time sampling voltage of alternating current, current measurement circuit and sample rate current are respectively
Connect with detection and export the real-time sampling electric current of industrial-frequency alternating current, microprocessor respectively with voltage
Measuring circuit and current measurement circuit, real-time sampling voltage based on industrial-frequency alternating current and power frequency are handed over
The real-time sampling electric current of stream electricity, determines and exports active power and the reactive power of industrial-frequency alternating current；
Xegregating unit, between electric energy detection equipment and Freescale MC9S12 chip, adopts
With photoelectric coupling circuit, for realizing the isolation of artificial circuit part and digital circuits section, keep away
Exempt to interfere；
Time division duplex communication interface, is connected with Freescale MC9S12 chip, for by dust
Cross multi signal and be sent to the building's management center of far-end, send cleaning triggering building's management center
Personnel go to the staircase of correspondence to carry out cleaning works, are additionally operable to wireless transmission industrial-frequency alternating current
Active power and reactive power；
AC/DC power-supply device, including transformer step-down circuit, full bridge rectifier, filtering
Circuit and mu balanced circuit, be connected with zero line and the live wire of industrial-frequency alternating current, for by 220V's
Industrial-frequency alternating current is converted to the unidirectional current of 5V or 3.3V；
Freescale MC9S12 chip, is connected with electric energy detection equipment by isolation circuit, uses
In the active power and the reactive power that receive industrial-frequency alternating current；Freescale MC9S12 chip is also
It is connected, when the dust received is dense with dust concentration detection equipment and cleannes detection equipment respectively
Degree more than or equal to preset concentration threshold value and receive need clean signal time, send dust and too much believe
Number, when the dust concentration received less than preset concentration threshold value or receives and need not clean signal
Time, send dust normal signal；
ZIGBEE communication interface, is connected with Freescale MC9S12 chip, for receiving also
Active power and reactive power is sent to neighbouring radio meter register equipment；
Serial erasable memory AT24C16B, has 10,000 erasable circulations, blocks with flying think of
You connect by MC9S12 chip, for receiving active power and the reactive power of industrial-frequency alternating current；
Serial erasable memory AT24C16B is arranged in kilowatt-hour meter housing, also stored for
Preset concentration threshold value；
Serial erasable memory AT24C16B also stored for presetting gray value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610293647.7A CN105929229A (en) | 2016-03-28 | 2016-03-28 | Electric meter based on staircase cleanliness analysis |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610184792.1A CN105628997A (en) | 2016-03-28 | 2016-03-28 | Staircase cleanliness analysis-based watt-hour meter |
| CN201610293647.7A CN105929229A (en) | 2016-03-28 | 2016-03-28 | Electric meter based on staircase cleanliness analysis |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610184792.1A Division CN105628997A (en) | 2016-03-28 | 2016-03-28 | Staircase cleanliness analysis-based watt-hour meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105929229A true CN105929229A (en) | 2016-09-07 |
Family
ID=56044123
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610293647.7A Withdrawn CN105929229A (en) | 2016-03-28 | 2016-03-28 | Electric meter based on staircase cleanliness analysis |
| CN201610184792.1A Withdrawn CN105628997A (en) | 2016-03-28 | 2016-03-28 | Staircase cleanliness analysis-based watt-hour meter |
| CN201610298618.XA Withdrawn CN105866487A (en) | 2016-03-28 | 2016-03-28 | Watt hour meter based on staircase cleanliness analysis |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610184792.1A Withdrawn CN105628997A (en) | 2016-03-28 | 2016-03-28 | Staircase cleanliness analysis-based watt-hour meter |
| CN201610298618.XA Withdrawn CN105866487A (en) | 2016-03-28 | 2016-03-28 | Watt hour meter based on staircase cleanliness analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN105929229A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631970A (en) * | 2017-09-15 | 2018-01-26 | 孔华 | House dust concentration measurement system |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110187725B (en) * | 2018-06-13 | 2020-06-19 | 丁建利 | Electric heater blowing control platform based on gray detection |
| CN109632820A (en) * | 2018-11-19 | 2019-04-16 | 温州大学 | Cleaning machine cleans detection method |
| CN113688778A (en) * | 2021-09-05 | 2021-11-23 | 江阴市浩华新型复合材料有限公司 | Action triggering platform and method based on mean square error identification |
| CN115254702A (en) * | 2022-07-22 | 2022-11-01 | 苏州浪潮智能科技有限公司 | Automatic server dust removal system and method |
-
2016
- 2016-03-28 CN CN201610293647.7A patent/CN105929229A/en not_active Withdrawn
- 2016-03-28 CN CN201610184792.1A patent/CN105628997A/en not_active Withdrawn
- 2016-03-28 CN CN201610298618.XA patent/CN105866487A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631970A (en) * | 2017-09-15 | 2018-01-26 | 孔华 | House dust concentration measurement system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105866487A (en) | 2016-08-17 |
| CN105628997A (en) | 2016-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105929229A (en) | Electric meter based on staircase cleanliness analysis | |
| CN2938136Y (en) | Electric energy field detector with virtual loading | |
| CN105891076A (en) | Electric energy meter for dust detection | |
| CN104280715B (en) | Gateway electric energy meter online monitoring system | |
| CN105929228A (en) | Intelligent electric meter | |
| CN102749561B (en) | Cloud service-based partial discharge transient-stage earth electric wave cloud detection method and device | |
| CN105652052A (en) | Using method of watt hour meter based on staircase cleanliness analysis | |
| CN105629058A (en) | Use method of electric energy meter for dust detection | |
| CN205786834U (en) | A kind of oil pumper electric work figure measurement apparatus | |
| CN103353717A (en) | Networked comprehensive intelligent socket and implementation method thereof | |
| CN107132167A (en) | High precision two line system industrial dust detection means | |
| CN205608042U (en) | Kilowatt -hour meter based on analysis of stairwell cleanliness | |
| CN107144712A (en) | A kind of intelligent wiring box | |
| CN205563986U (en) | On --spot service terminals of power consumption information collection system | |
| CN207516439U (en) | Alternating current acquisition module and detection device | |
| CN205397762U (en) | Automatic change kilowatt -hour meter | |
| CN205450110U (en) | Intelligent gas meter | |
| CN105905722A (en) | Automatic watt-hour meter | |
| CN101930027A (en) | Three-phase AC electric quantity acquisition module | |
| CN105628996A (en) | Image processing-based electric energy meter | |
| CN105866529A (en) | Method for using automatic electric meter | |
| CN107228973A (en) | A kind of electric energy meter based on image procossing | |
| CN105866497A (en) | Automatic electricity-stealing-preventing electric meter | |
| CN205581205U (en) | Stairwell extension type gas meter | |
| CN105929235A (en) | Staircase expansion type energy meter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160907 |
|
| WW01 | Invention patent application withdrawn after publication |