CN105652052A - Using method of watt hour meter based on staircase cleanliness analysis - Google Patents
Using method of watt hour meter based on staircase cleanliness analysis Download PDFInfo
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Abstract
The invention relates to a using method of a watt hour meter based on staircase cleanliness analysis. The using method comprises the steps that 1, the watt hour meter based on staircase cleanliness analysis is provided and 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 current, the dust detection subsystem is used for detecting a staircase dust state, and the wireless transmission subsystem is used for sending the output data of the electric energy detection subsystem and the dust detection subsystem in a wireless mode; 2, the watt hour meter is used.
Description
Technical field
The present invention relates to cleannes analysis field, particularly relate to the using method of a kind of kilowatt-hour meter analyzed based on staircase cleannes.
Background technology
In prior art, staircase is also absent from cleannes detection equipment, and the cleaning of the dust of staircase remains a need for cleanup crew and regularly pinpoints process, and such processing mode expends substantial amounts of man power and material, simultaneously that the process of dust is not prompt enough, cleaning efficiency is low.
More crucially, prior art provides rational equipment accommodation space also without to similar devices, if arranging the independent device space for each equipment, the public space that then staircase is limited does not hold all devices at all, and this needs some equipment of the public space to staircase or staircase reasonably to design.
Therefore, need 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, while optimization kilowatt-hour meter is to alternating electromotive force parameter detecting technology, realize the intellectualized detection to staircase dust distribution situation and analysis, thus reducing taking staircase public space.
Summary of the invention
In order to solve the problems referred to above, the invention provides the using method of a kind of kilowatt-hour meter analyzed based on staircase cleannes, the method includes: 1) provide a kind of kilowatt-hour meter analyzed based on staircase cleannes, detect subsystem including electric energy detection subsystem, dust and be wirelessly transferred subsystem, electric energy detection subsystem is for detecting and export the electric energy of industrial-frequency alternating current output, dust detection subsystem, for detecting the dust state of staircase, is wirelessly transferred subsystem and detects the output data of subsystem for wireless transmission electric energy detection subsystem and dust; 2) this kilowatt-hour meter is used.
More specifically, in the described kilowatt-hour meter analyzed based on staircase cleannes, including: 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 exploring laser light by the scattering laser after dust particle scattering, and scattering laser is converted to the pulse signal of correspondence, signal amplifier is connected with light-sensitive element, for pulse signal is amplified, built-in RAM is for prestoring the relevant information of reference laser particle signal, AT89C51 single-chip microcomputer is connected with signal amplifier and built-in RAM respectively, pulse signal after amplifying is carried out Digital Signal Processing, the relevant information of result Yu reference laser particle signal is compared, with the dust concentration judged and in delivery air,Ccd image sensor, is arranged on the housing of kilowatt-hour meter, carries out shooting to obtain high definition staircase image towards staircase, complexity detection equipment, is connected with ccd image sensor, is used for receiving high definition staircase image, and calculates based on high definition staircase image and export image complexity, gray scale converting apparatus, it is connected with ccd image sensor, for receiving high definition staircase image, for each pixel in high definition staircase image, extract its R, G, B tri-Color Channel component, the weighted value that R, G, B tri-Color Channel component impartings are different is average to be weighted, to obtain the gray value of correspondence, and the gray value composition gray level image of all pixels, image filtering equipment, detect equipment with complexity respectively and gray scale converting apparatus is connected, for determining the filtering strategies of selection based on image complexity, when image complexity is below default complexity range lower limit, select gaussian filtering strategy that gray level image is filtered, when image complexity is more than default 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 that gray level image is filtered, overall situation binarizing apparatus, detect equipment with complexity respectively and image filtering equipment is connected, 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 binary conversion treatment, the pixel value making the binary image after processing only has 0 or 255 these two kinds selections, 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 adopted to determine overall situation binary-state threshold, when image complexity is more than default complexity range limit, maximum variance between clusters is adopted to determine overall situation binary-state threshold, when image complexity is within default complexity scope, mean value method is adopted to determine overall situation binary-state threshold, image correcting device, is connected to receive binary image with overall situation binarizing apparatus, processes for binary image is sequentially carried out rotation correction process, redundancy cutting process and image normalization, to obtain correction chart picture, image segmentation apparatus, it is connected with image correcting device and gray scale converting apparatus respectively, for detecting the position on building ground in correction chart picture based on default building ground contour, and the position based on building ground is partitioned into corresponding gray processing ground image from gray level image, cleannes detection equipment, it is connected with image segmentation apparatus, average gray for the gray value calculating gray processing ground image of the whole pixels based on gray processing ground image, and average gray and default gray value are compared, when average gray is less than or equal to default gray value, send and need clean signal, when average gray is less than default gray value, sends and do not need clean signal, calibrating resistance, is a slide rheostat, and resistance value is 2M ��, and a 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 ��, and one end of the other end and the first resistance connects, and meanwhile, the other end measures end output as the one of sampled voltage, first resistance, resistance value is 1.5K ��, 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, other end ground connection,3rd resistance, resistance value is 470 ��, and one end is connected with the live wire of industrial-frequency alternating current, and the other 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, other end ground connection, 3rd electric capacity, capacitance is 0.018uf, and one end is connected with the other end of the second resistance, and the other end of the other end and the 3rd resistance connects, 4th resistance, resistance value is 0.6m ��, is inserted on the live wire of industrial-frequency alternating current, and namely two ends are all connected with the live wire of industrial-frequency alternating current, 5th resistance, resistance value is 470 ��, and one end is connected with one end of the 4th resistance, and the other end measures end output as the one of sample rate current, 6th resistance, resistance value is 470 ��, is connected with the other end of the 4th resistance, and the other end is as another measurement end output of sample rate current, 4th electric capacity, capacitance is 220pf, and one end is connected with the other end of the 5th resistance, other end ground connection, 5th electric capacity, capacitance is 220pf, and one end is connected with the other end of the 6th resistance, other end ground connection, 6th electric capacity, capacitance is 0.018uf, and 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, capacity voltage dropping circuit, is connected with the zero line of industrial-frequency alternating current and live wire, for industrial-frequency alternating current 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 with detection the real-time sampling voltage exporting industrial-frequency alternating current with two measurement ends of sampled voltage respectively, current measurement circuit is connected with detection the real-time sampling electric current exporting industrial-frequency alternating current with two measurement ends of sample rate current respectively, microprocessor respectively with tension measuring circuit and current measurement circuit, real-time sampling electric current based on the real-time sampling voltage of industrial-frequency alternating current and industrial-frequency alternating current, determine and export active power and the reactive power of industrial-frequency alternating current, xegregating unit, between electric energy detection equipment and Freescale MC9S12 chip, adopts photoelectric coupling circuit, for realizing the isolation of artificial circuit part and digital circuits section, it is to avoid interfere, time division duplex communication interface, it is connected with Freescale MC9S12 chip, it is sent to the building's management center of far-end for dust being crossed multi signal, with trigger building's management center send cleanup crew go to correspondence staircase carry out cleaning works, be additionally operable to active power and the reactive power of wireless transmission industrial-frequency alternating current, AC/DC power-supply device, including transformer step-down circuit, full bridge rectifier, filter circuit and mu balanced circuit, is connected with the zero line of industrial-frequency alternating current and live wire, for the industrial-frequency alternating current of 220V is converted to the unidirectional current of 5V or 3.3V, Freescale MC9S12 chip, is connected with electric energy detection equipment by isolating circuit, for receiving active power and the reactive power of industrial-frequency alternating current, Freescale MC9S12 chip also detects equipment respectively with dust concentration and cleannes detection equipment is connected, when the dust concentration received be more than or equal to preset concentration threshold value and receive need clean signal time, send dust and cross multi signal, when the dust concentration received less than preset concentration threshold value or receive need not clean signal time, send dust normal signal, ZIGBEE communication interface, is connected with Freescale MC9S12 chip, for receiving and sending active power and reactive power to neighbouring radio meter register equipment, 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 memory 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 memory AT24C16B also stored for default gray value.
More specifically, in the described kilowatt-hour meter analyzed based on staircase cleannes: cleannes detection 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 tri-weighted value respectively 0.3,0.59 and 0.11 of Color Channel component.
Accompanying drawing explanation
Below with reference to accompanying drawing, embodiment of the present invention are described, wherein:
Fig. 1 is the block diagram of the kilowatt-hour meter analyzed based on staircase cleannes illustrated according to an embodiment of the present invention.
Accompanying drawing labelling: 1 electric energy detection subsystem; 2 dust detection subsystems; 3 are wirelessly transferred subsystem
Detailed description of the invention
Below with reference to accompanying drawings the embodiment based on the kilowatt-hour meter of staircase cleannes analysis of the present invention is described in detail.
At present, the hygienic cleaning of staircase still adopts manually sweeps mode, namely cleanup crew is employed, go to each staircase to carry out fixed point every the set time to sweep up dust, this mode does not account for the actual distribution situation of the dust of staircase, excessively relying on artificial simultaneously, cause that cleaning efficiency is not high, property expense is very big.
But, if designing a set of staircase dust condition detection to sweep equipment, such equipment is disposed for each staircase, to cause that originally nervous staircase public space is more crowded to capacity, therefore, need function merging to be placed in the same device space some with integrated electronic equipment, thus reducing taking staircase public space.
In order to overcome above-mentioned deficiency, the present invention has built a kind of kilowatt-hour meter analyzed based on staircase cleannes, the kilowatt-hour meter accuracy of detection to alternating electromotive force circuit can be optimized, more crucially, by appropriate design internal structure, dust condition detection is swept equipment be received in the electric energy meter device space, thus taking full advantage of the public space of staircase.
Fig. 1 is the block diagram of the kilowatt-hour meter analyzed based on staircase cleannes illustrated according to an embodiment of the present invention, detect subsystem including electric energy detection subsystem, dust and be wirelessly transferred subsystem, electric energy detection subsystem is for detecting and export the electric energy of industrial-frequency alternating current output, dust detection subsystem, for detecting the dust state of staircase, is wirelessly transferred subsystem and detects the output data of subsystem for wireless transmission electric energy detection subsystem and dust.
Then, continue the concrete structure based on the kilowatt-hour meter of staircase cleannes analysis of the present invention is further detailed.
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 used for emission detection laser in air, light-sensitive element is for receiving exploring laser light by the scattering laser after dust particle scattering, and scattering laser is converted to the pulse signal of correspondence, signal amplifier is connected with light-sensitive element, for pulse signal is amplified, built-in RAM is for prestoring the relevant information of reference laser particle signal, AT89C51 single-chip microcomputer is connected with signal amplifier and built-in RAM respectively, pulse signal after amplifying is carried out Digital Signal Processing, the relevant information of result Yu reference laser particle signal is compared, with the dust concentration judged and in delivery air.
Described kilowatt-hour meter includes: ccd image sensor, is arranged on the housing of kilowatt-hour meter, carries out shooting to obtain high definition staircase image towards staircase; Complexity detection equipment, is connected with ccd image sensor, is used for receiving high definition staircase image, and calculates based on high definition staircase image and export image complexity; Gray scale converting apparatus, it is connected with ccd image sensor, for receiving high definition staircase image, for each pixel in high definition staircase image, extract its R, G, B tri-Color Channel component, the weighted value that R, G, B tri-Color Channel component impartings are different is average to be weighted, to obtain the gray value of correspondence, and the gray value composition gray level image of all pixels.
Described kilowatt-hour meter includes: image filtering equipment, detect equipment with complexity respectively and gray scale converting apparatus is connected, for determining the filtering strategies of selection based on image complexity, when image complexity is below default complexity range lower limit, select gaussian filtering strategy that gray level image is filtered, when image complexity is more than default 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 that gray level image is filtered.
Described kilowatt-hour meter includes: overall situation binarizing apparatus, detect equipment with complexity respectively and image filtering equipment is connected, 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 binary conversion treatment, the pixel value making the binary image after processing only has 0 or 255 these two kinds selections, 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 adopted to determine overall situation binary-state threshold, when image complexity is more than default complexity range limit, maximum variance between clusters is adopted to determine overall situation binary-state threshold, when image complexity is within default complexity scope, mean value method is adopted to determine overall situation binary-state threshold.
Described kilowatt-hour meter includes: image correcting device, is connected to receive binary image with overall situation binarizing apparatus, processes for binary image is sequentially carried out rotation correction process, redundancy cutting process and image normalization, to obtain correction chart picture; Image segmentation apparatus, it is connected with image correcting device and gray scale converting apparatus respectively, for detecting the position on building ground in correction chart picture based on default building ground contour, and the position based on building ground is partitioned into corresponding gray processing ground image from gray level image; Cleannes detection equipment, it is connected with image segmentation apparatus, average gray for the gray value calculating gray processing ground image of the whole pixels based on gray processing ground image, and average gray and default gray value are compared, when average gray is less than or equal to default gray value, send and need clean signal, when average gray is less than default gray value, sends and do not need clean signal.
Described kilowatt-hour meter includes: calibrating resistance, is a slide rheostat, and resistance value is 2M ��, and a 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 ��, and one end of the other end and the first resistance connects, and meanwhile, the other end measures end output as the one of sampled voltage; First resistance, resistance value is 1.5K ��, 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, other end ground connection; 3rd resistance, resistance value is 470 ��, and one end is connected with the live wire of industrial-frequency alternating current, and the other 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, other end ground connection.
Described kilowatt-hour meter includes: the 3rd electric capacity, and capacitance is 0.018uf, and one end is connected with the other end of the second resistance, and the other end of the other end and the 3rd resistance connects; 4th resistance, resistance value is 0.6m ��, is inserted on the live wire of industrial-frequency alternating current, and namely two ends are all connected with the live wire of industrial-frequency alternating current; 5th resistance, resistance value is 470 ��, and one end is connected with one end of the 4th resistance, and the other end measures end output as the one of sample rate current; 6th resistance, resistance value is 470 ��, is connected with the other end of the 4th resistance, and the other end is as another measurement end output of sample rate current; 4th electric capacity, capacitance is 220pf, and one end is connected with the other end of the 5th resistance, other end ground connection; 5th electric capacity, capacitance is 220pf, and one end is connected with the other end of the 6th resistance, other end ground connection.
Described kilowatt-hour meter includes: the 6th electric capacity, and capacitance is 0.018uf, and 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, capacity voltage dropping circuit, is connected with the zero line of industrial-frequency alternating current and live wire, for industrial-frequency alternating current 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 with detection the real-time sampling voltage exporting industrial-frequency alternating current with two measurement ends of sampled voltage respectively, current measurement circuit is connected with detection the real-time sampling electric current exporting industrial-frequency alternating current with two measurement ends of sample rate current respectively, microprocessor respectively with tension measuring circuit and current measurement circuit, real-time sampling electric current based on the real-time sampling voltage of industrial-frequency alternating current and industrial-frequency alternating current, determine and export active power and the reactive power of industrial-frequency alternating current.
Described kilowatt-hour meter includes: xegregating unit, between electric energy detection equipment and Freescale MC9S12 chip, adopts photoelectric coupling circuit, for realizing the isolation of artificial circuit part and digital circuits section, it is to avoid interfere; Time division duplex communication interface, it is connected with Freescale MC9S12 chip, it is sent to the building's management center of far-end for dust being crossed multi signal, with trigger building's management center send cleanup crew go to correspondence staircase carry out cleaning works, be additionally operable to active power and the reactive power of wireless transmission industrial-frequency alternating current; AC/DC power-supply device, including transformer step-down circuit, full bridge rectifier, filter circuit and mu balanced circuit, is connected with the zero line of industrial-frequency alternating current and live wire, for the industrial-frequency alternating current of 220V is converted to the unidirectional current of 5V or 3.3V.
Described kilowatt-hour meter includes: Freescale MC9S12 chip, is connected with electric energy detection equipment by isolating circuit, for receiving active power and the reactive power of industrial-frequency alternating current; Freescale MC9S12 chip also detects equipment respectively with dust concentration and cleannes detection equipment is connected, when the dust concentration received be more than or equal to preset concentration threshold value and receive need clean signal time, send dust and cross multi signal, when the dust concentration received less than preset concentration threshold value or receive need not clean signal time, send dust normal signal.
Described kilowatt-hour meter includes: ZIGBEE communication interface, is connected with Freescale MC9S12 chip, for receiving and sending active power and reactive power to neighbouring radio meter register equipment; 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.
Alternatively, in the described kilowatt-hour meter analyzed based on staircase cleannes: 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 default gray value; Cleannes detection equipment is also connected with serial erasable memory AT24C16B; R, G, B tri-weighted values of Color Channel component optional respectively 0.3,0.59 and 0.11.
It addition, kilowatt-hour meter is the product that Sampling techniques, microprocessing, designing technique and experience combine, it it is high-tech product interdisciplinary. Kilowatt-hour meter manufacturer is according to the understanding self designed and applicating skill, it is achieved the various functions of kilowatt-hour meter. On kilowatt-hour meter product, multi-functional, networking, intellectuality, digitized demand are had been provided with at present, disclosure satisfy that the requirement of current various metering, as meritorious metering, reactive measurement, requirement calculate, the sophisticated functions such as power grid quality detection, grid event record, and data interaction can be carried out as communication slave station with control main website of central authorities.
Power information acquisition system product technology is in sustainable development and lifting process, and product requirement and product function are continued to optimize, are continuously increased, to adapt to increasingly higher information system management requirement. Product technology combines 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 mechanics of communication, embedded real-time operating system software platform technologies; Being systemic product interdisciplinary, high-tech, belong to emerging product, domestic and international manufacturer current technology level is in same level substantially, with the well-known manufacturer in the world 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, and the whole world includes developed economies and developing country all in the update carrying out electric energy meter, to adapt to the change of current All Around The World situation. One is global energy-saving and emission-reduction requirement, it is necessary to carry out the accurate measurement of energy, promotes that each electricity consumption main body carries out power consumption control according to the change of energy, changes consumption habit; Two is adapt to Management of Electrical Enterprise modernization, informationalized requirement, by the intelligent kilowatt-hour meter node as electrical network, can fast and effeciently understand the electricity consumption real-time condition of the measurement point such as power consumer, transformer station, it is provided that more accurate service and management.
Adopt the kilowatt-hour meter analyzed based on staircase cleannes of the present invention, detect equipment for prior art dust and dispose 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 mechanism to alternating electromotive force circuit, on the other hand, by in the staircase gray scale detection integration of equipments of integrated laser detection and image detection to kilowatt-hour meter, thus avoiding excessively taking of the public space that staircase is originally limited, improve the efficiency that staircase dust is swept.
Although it is understood that the present invention discloses as above with preferred embodiment, but above-described 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 and technical solution of the present invention is made many possible variations and modification, or be revised as the Equivalent embodiments of equivalent variations. Therefore, every content without departing from technical solution of the present invention, the technical spirit of the foundation present invention, to any simple modification made for any of the above embodiments, equivalent variations and modification, all still falls within the scope of technical solution of the present invention protection.
Claims (6)
1. a using method for the kilowatt-hour meter analyzed based on staircase cleannes, the method includes:
1) a kind of kilowatt-hour meter analyzed based on staircase cleannes is provided, detect subsystem including electric energy detection subsystem, dust and be wirelessly transferred subsystem, electric energy detection subsystem is for detecting and export the electric energy of industrial-frequency alternating current output, dust detection subsystem, for detecting the dust state of staircase, is wirelessly transferred subsystem and detects the output data of subsystem for wireless transmission electric energy detection subsystem and dust;
2) this kilowatt-hour meter is used.
2. the method for claim 1, it is characterised in that 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 used for emission detection laser in air, light-sensitive element is for receiving exploring laser light by the scattering laser after dust particle scattering, and scattering laser is converted to the pulse signal of correspondence, signal amplifier is connected with light-sensitive element, for pulse signal is amplified, built-in RAM is for prestoring the relevant information of reference laser particle signal, AT89C51 single-chip microcomputer is connected with signal amplifier and built-in RAM respectively, pulse signal after amplifying is carried out Digital Signal Processing, the relevant information of result Yu reference laser particle signal is compared, with the dust concentration judged and in delivery air,
Ccd image sensor, is arranged on the housing of kilowatt-hour meter, carries out shooting to obtain high definition staircase image towards staircase;
Complexity detection equipment, is connected with ccd image sensor, is used for receiving high definition staircase image, and calculates based on high definition staircase image and export image complexity;
Gray scale converting apparatus, it is connected with ccd image sensor, for receiving high definition staircase image, for each pixel in high definition staircase image, extract its R, G, B tri-Color Channel component, the weighted value that R, G, B tri-Color Channel component impartings are different is average to be weighted, to obtain the gray value of correspondence, and the gray value composition gray level image of all pixels;
Image filtering equipment, detect equipment with complexity respectively and gray scale converting apparatus is connected, for determining the filtering strategies of selection based on image complexity, when image complexity is below default complexity range lower limit, select gaussian filtering strategy that gray level image is filtered, when image complexity is more than default 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 that gray level image is filtered;
Overall situation binarizing apparatus, detect equipment with complexity respectively and image filtering equipment is connected, 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 binary conversion treatment, the pixel value making the binary image after processing only has 0 or 255 these two kinds selections, 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 adopted to determine overall situation binary-state threshold, when image complexity is more than default complexity range limit, maximum variance between clusters is adopted to determine overall situation binary-state threshold, when image complexity is within default complexity scope, mean value method is adopted to determine overall situation binary-state threshold,
Image correcting device, is connected to receive binary image with overall situation binarizing apparatus, processes for binary image is sequentially carried out rotation correction process, redundancy cutting process and image normalization, to obtain correction chart picture;
Image segmentation apparatus, it is connected with image correcting device and gray scale converting apparatus respectively, for detecting the position on building ground in correction chart picture based on default building ground contour, and the position based on building ground is partitioned into corresponding gray processing ground image from gray level image;
Cleannes detection equipment, it is connected with image segmentation apparatus, average gray for the gray value calculating gray processing ground image of the whole pixels based on gray processing ground image, and average gray and default gray value are compared, when average gray is less than or equal to default gray value, send and need clean signal, when average gray is less than default gray value, sends and do not need clean signal;
Calibrating resistance, is a slide rheostat, and resistance value is 2M ��, and a 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 ��, and one end of the other end and the first resistance connects, and meanwhile, the other end measures end output as the one of sampled voltage;
First resistance, resistance value is 1.5K ��, 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, other end ground connection;
3rd resistance, resistance value is 470 ��, and one end is connected with the live wire of industrial-frequency alternating current, and the other 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, other end ground connection;
3rd electric capacity, capacitance is 0.018uf, and one end is connected with the other end of the second resistance, and the other end of the other end and the 3rd resistance connects;
4th resistance, resistance value is 0.6m ��, is inserted on the live wire of industrial-frequency alternating current, and namely two ends are all connected with the live wire of industrial-frequency alternating current;
5th resistance, resistance value is 470 ��, and one end is connected with one end of the 4th resistance, and the other end measures end output as the one of sample rate current;
6th resistance, resistance value is 470 ��, is connected with the other end of the 4th resistance, and the other end is as another measurement end output of sample rate current;
4th electric capacity, capacitance is 220pf, and one end is connected with the other end of the 5th resistance, other end ground connection;
5th electric capacity, capacitance is 220pf, and one end is connected with the other end of the 6th resistance, other end ground connection;
6th electric capacity, capacitance is 0.018uf, and 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;
Capacity voltage dropping circuit, is connected with the zero line of industrial-frequency alternating current and live wire, for industrial-frequency alternating current 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 with detection the real-time sampling voltage exporting industrial-frequency alternating current with two measurement ends of sampled voltage respectively, current measurement circuit is connected with detection the real-time sampling electric current exporting industrial-frequency alternating current with two measurement ends of sample rate current respectively, microprocessor respectively with tension measuring circuit and current measurement circuit, real-time sampling electric current based on the real-time sampling voltage of industrial-frequency alternating current and industrial-frequency alternating current, determine and export active power and the reactive power of industrial-frequency alternating current,
Xegregating unit, between electric energy detection equipment and Freescale MC9S12 chip, adopts photoelectric coupling circuit, for realizing the isolation of artificial circuit part and digital circuits section, it is to avoid interfere;
Time division duplex communication interface, it is connected with Freescale MC9S12 chip, it is sent to the building's management center of far-end for dust being crossed multi signal, with trigger building's management center send cleanup crew go to correspondence staircase carry out cleaning works, be additionally operable to active power and the reactive power of wireless transmission industrial-frequency alternating current;
AC/DC power-supply device, including transformer step-down circuit, full bridge rectifier, filter circuit and mu balanced circuit, is connected with the zero line of industrial-frequency alternating current and live wire, for the industrial-frequency alternating current of 220V is converted to the unidirectional current of 5V or 3.3V;
Freescale MC9S12 chip, is connected with electric energy detection equipment by isolating circuit, for receiving active power and the reactive power of industrial-frequency alternating current; Freescale MC9S12 chip also detects equipment respectively with dust concentration and cleannes detection equipment is connected, when the dust concentration received be more than or equal to preset concentration threshold value and receive need clean signal time, send dust and cross multi signal, when the dust concentration received less than preset concentration threshold value or receive need not clean signal time, send dust normal signal;
ZIGBEE communication interface, is connected with Freescale MC9S12 chip, for receiving and sending active power and reactive power to neighbouring radio meter register equipment;
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.
3. method as claimed in claim 2, it is characterised in that:
Serial erasable memory AT24C16B is arranged in kilowatt-hour meter housing, also stored for preset concentration threshold value.
4. method as claimed in claim 2, it is characterised in that:
Serial erasable memory AT24C16B also stored for default gray value.
5. method as claimed in claim 4, it is characterised in that:
Cleannes detection equipment is also connected with serial erasable memory AT24C16B.
6. the method as described in as arbitrary in claim 2-5, it is characterised in that:
R, G, B tri-weighted value respectively 0.3,0.59 and 0.11 of Color Channel component.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610184839.4A CN105652052A (en) | 2016-03-28 | 2016-03-28 | Using method of watt hour meter based on staircase cleanliness analysis |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610184839.4A CN105652052A (en) | 2016-03-28 | 2016-03-28 | Using method of watt hour meter based on staircase cleanliness analysis |
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| CN201610184839.4A Withdrawn CN105652052A (en) | 2016-03-28 | 2016-03-28 | Using method of watt hour meter based on staircase cleanliness analysis |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369265A (en) * | 2019-04-14 | 2019-10-25 | 泰州三凯工程技术有限公司 | Targeted electronic control method |
| CN111045351A (en) * | 2019-04-14 | 2020-04-21 | 泰州三凯工程技术有限公司 | Directional electronic control system |
| CN117274227A (en) * | 2023-10-23 | 2023-12-22 | 宁波市宇星水表有限公司 | Water meter surface state management system |
-
2016
- 2016-03-28 CN CN201610184839.4A patent/CN105652052A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369265A (en) * | 2019-04-14 | 2019-10-25 | 泰州三凯工程技术有限公司 | Targeted electronic control method |
| CN111045351A (en) * | 2019-04-14 | 2020-04-21 | 泰州三凯工程技术有限公司 | Directional electronic control system |
| CN111045351B (en) * | 2019-04-14 | 2020-08-11 | 安徽省徽腾智能交通科技有限公司泗县分公司 | Directional electronic control system |
| CN110369265B (en) * | 2019-04-14 | 2020-10-27 | 诸暨山争网络科技有限公司 | Directional electronic control method |
| CN117274227A (en) * | 2023-10-23 | 2023-12-22 | 宁波市宇星水表有限公司 | Water meter surface state management system |
| CN117274227B (en) * | 2023-10-23 | 2024-06-07 | 宁波埃美柯水表有限公司 | Water meter surface state management system |
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