CN104991135B

CN104991135B - Taiwan area recognition methods and device

Info

Publication number: CN104991135B
Application number: CN201510362326.3A
Authority: CN
Inventors: 虎忠义; 马震宇; 姚国良
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2015-06-26
Filing date: 2015-06-26
Publication date: 2018-10-30
Anticipated expiration: 2035-06-26
Also published as: CN104991135A

Abstract

A kind of taiwan area recognition methods of offer of the embodiment of the present invention and device, the recognition methods include central coordinator CCO by the alternating current transmission of processing to site STA, STA identifies the taiwan area number belonging to it from treated alternating current, tradition high pressure, altogether zero curve, altogether and altogether the carrier wave cross-interference issue under cable duct altogether can effectively be solved, and the taiwan area identify sequence will not the crosstalk between taiwan area three-phase so that STA obtains its affiliated taiwan area information.

Description

Taiwan area recognition methods and device

Technical field

The present embodiments relate to power technology more particularly to a kind of taiwan area recognition methods and devices.

Background technology

Intelligent grid is based on physics power grid, by sensing measurement technology, the communication technology, information technology, computer skill Art and control technology are integrated with physics grid height and the novel power grid of formation.On the basis of intelligent grid, electric power is public at present Department, which carries out in an all-round way, standardizes unit-area management, realizes distribution fine-grained management, counts platform loss on transformers and power transmission lines, and basis seeks to clear family change Relationship needs accurately to obtain the user information under taiwan area.Meanwhile it in order to improve distribution transforming utilization rate, needing heavier loads phase User move on to a lighter other phase and be powered, to balance the load of three-phase, this is just needed where accurate judgement user Phase.

The prior art is provided realizes the method for obtaining user information under taiwan area by taiwan area identification technology, mainly uses Frequency shift keying (Frequency Shift Keying, abbreviation FSK) power carrier signal method, wherein FSK power carrier signal methods Specific implementation be, transmitting terminal by power line to receiving terminal send FSK low frequency carrier signals, whether can by receiving terminal The FSK low frequency carrier signals are enough received, belong to the taiwan area to judge that the receiving terminal is no, if specifically, the receiving terminal can connect The FSK low frequency carrier signals are received, then the receiving terminal just belongs to the taiwan area, otherwise, then the receiving terminal is not belonging to the taiwan area.

However when aforesaid way being used to realize taiwan area identification, FSK low frequency carrier signals are since total high pressure getting lines crossed, gets lines crossed altogether, electricity Situations such as cable couples will appear the area's phenomenon that gets two or more radio stations at once, to the erroneous judgement for causing taiwan area to identify.

Invention content

A kind of taiwan area recognition methods of offer of the embodiment of the present invention and device, to solve the problems, such as that taiwan area identification is inaccurate.

In a first aspect, the embodiment of the present invention provides a kind of taiwan area recognition methods, central coordinator is provided in concentrator CCO, which is characterized in that the method includes：

The CCO identifies that sequence control power line with zero curve be connected or is not turned on according to taiwan area and generates that treated exchanges Electricity, treated the alternating current obtain the taiwan area by detecting alternating current after the processing for site STA and identify sequence, The taiwan area identification sequence includes taiwan area number.

With reference to first aspect, in the first possible realization method of first aspect, the CCO identifies sequence according to taiwan area Row control power line, which is connected or is not turned on zero curve, generates treated alternating current, including：

The CCO identifies that sequence controls electric power at the first zero crossing in multiple continuous cycles of alternating current according to taiwan area Line is connected or is not turned on zero curve, to generate treated alternating current on the power line, treated the alternating current A cycle is corresponding with taiwan area identification one bit of sequence；

Wherein, if a bit of taiwan area identification sequence is 1, the CCO is in a cycle of alternating current The first zero crossing at the control power line be connected with zero curve, so that the alternating current is generated instantaneous drawing partially, in the second zero crossing Place controls the power line and is not turned on the zero curve, and the alternating current is made not generate instantaneous draw partially；Or

If a bit of taiwan area identification sequence is 0, the CCO in a cycle of alternating current first The power line is controlled at zero crossing to be not turned on zero curve, and the alternating current is made not generate instantaneous draw partially, at the second zero crossing It controls the power line to be not turned on the zero curve, the alternating current is made not generate instantaneous draw partially.

With reference to first aspect or the first possible realization method of first aspect, second in first aspect are possible In realization method, the taiwan area identification sequence further includes synchronous head and effect position, and the synchronous head and effect position are used for the STA It identifies the taiwan area identification sequence, and therefrom parses the taiwan area number.

Second of possible realization method with reference to first aspect, in the third possible realization method of first aspect In, the method further includes：

All site STAs of the CCO on power line send the first bandwidth carrier message, the first bandwidth carrier report Text includes the taiwan area number, and the first bandwidth carrier message is used to indicate all STA on the power line and judges institute respectively State whether STA belongs to the corresponding taiwan area of the taiwan area number.

The third possible realization method with reference to first aspect, in the 4th kind of possible realization method of first aspect In, the method further includes：

The CCO receives the second bandwidth carrier message of the transmissions of each STA on the power line, second broadband respectively Carrier wave message includes the information whether STA belongs to the corresponding taiwan area of the taiwan area number.

Second aspect, the embodiment of the present invention provide a kind of taiwan area recognition methods, are provided with site STA in electric supply meter, institute The method of stating includes：

STA detection alternating current obtains pulse signal, and obtaining taiwan area according to the pulse signal identifies sequence, described Area identifies that sequence includes taiwan area number；

The STA confirms that the STA belongs to the corresponding taiwan area of the taiwan area number.

In conjunction with second aspect, in the first possible realization method of second aspect, the STA detections alternating current obtains Pulse signal obtains taiwan area according to the pulse signal and identifies sequence, including：

The STA detects alternating current voltage at the first zero crossing in each period of the alternating current generates First pulse signal, the voltage that the alternating current is detected at the second zero crossing in each period of the alternating current generate the Two pulse signals；

The first pulse signal and the second pulse signal in each period that the STA obtains the alternating current respectively when Between it is poor, according to the time difference of first pulse signal in each period and the second pulse signal obtain taiwan area identify sequence, institute It includes the taiwan area number to state taiwan area identification sequence；

Wherein, the time difference of the first pulse signal in a cycle and the second pulse signal corresponds to the taiwan area identification sequence One bit of row.

In conjunction with the first possible realization method of second aspect, in second of possible realization method of second aspect In, it is described that taiwan area identification sequence is obtained according to first pulse signal in each period and the time difference of the second pulse signal, It specifically includes：

If the first pulse signal of a cycle and the time difference of the second pulse signal are more than predetermined threshold value, obtain two into Number 1 processed；

If the first pulse signal of a cycle and the time difference of the second pulse signal are less than or equal to predetermined threshold value, obtain Take binary number 0；

The time difference corresponding binary number of first pulse signal and the second pulse signal in each period is obtained respectively, even The time difference corresponding binary number for continuing first pulse signal and the second pulse signal in multiple periods forms the taiwan area identification Sequence.

In conjunction with second of possible realization method of second aspect, in the third possible realization method of second aspect In, taiwan area identification sequence further includes synchronous head and effect position, first pulse signal for obtaining each period respectively and The time difference corresponding binary number of second pulse signal, first pulse signal in continuous multiple periods and the second pulse signal Time difference corresponding binary number forms the taiwan area identification sequence, including：

The time difference corresponding binary number for obtaining first pulse signal and the second pulse signal in each period, continuous The synchronous head is obtained in the time difference corresponding binary number of first pulse signal and the second pulse signal in multiple periods, and It is traversed successively to the effect position, effect is carried out to the effect position；

If the effect position passes through effect, the time of first pulse signal and the second pulse signal in continuous multiple periods In the corresponding binary number of difference sequence is identified from the synchronous head to the effect position for the taiwan area.

In conjunction with second aspect, second aspect the first to the third any possible realization method, in second aspect The 4th kind of possible realization method in, before STA detection alternating current obtains pulse signal, the method further includes：

The STA receives the first bandwidth carrier message that central coordinator CCO is sent, the first bandwidth carrier message packet Include Target Station area code.

In conjunction with the 4th kind of possible realization method of second aspect, in the 5th kind of possible realization method of second aspect In, after the acquisition taiwan area identification sequence according to the pulse signal, the method further includes：

The STA generates whether the STA belongs to the target taiwan area according to the taiwan area number and the Target Station area code The information of number corresponding taiwan area；

The STA sends the second bandwidth carrier message to the CCO, and the second bandwidth carrier message includes the STA Whether the information of the Target Station area code corresponding taiwan area is belonged to.

In conjunction with the 5th kind of possible realization method of second aspect, in the 6th kind of possible realization method of second aspect In, it is described the STA to be generated according to the taiwan area number and the Target Station area code whether to belong to the Target Station area code corresponding The information of taiwan area, including：

The taiwan area number is compared the STA with the Target Station area code, if the taiwan area number and the Target Station Area code is consistent, then generates the information that the STA belongs to the corresponding taiwan area of the Target Station area code；

If the taiwan area number and the Target Station area code are inconsistent, generate the STA and be not belonging to the Target Station area code The information of corresponding taiwan area.

In conjunction with the 6th kind of possible realization method of second aspect, in the 7th kind of possible realization method of second aspect In, the taiwan area number is compared the STA with the Target Station area code, and foregoing description method further includes：

The STA judges in preset time threshold, if gets multiple taiwan area identification sequences.

The third aspect, the embodiment of the present invention provide a kind of central coordinator, and the central coordinator CCO is arranged in concentrator In, the CCO includes：

First processor, after identifying that sequence control power line is connected or is not turned on generation processing with zero curve according to taiwan area Alternating current, treated the alternating current passes through for site STA detect the processing after alternating current obtain the taiwan area and know Other sequence, the taiwan area identification sequence includes taiwan area number.

In conjunction with the third aspect, in the first possible realization method of the third aspect, the first processor is used for root Identify that sequence control power line with zero curve is connected or is not turned on the alternating current that generates that treated according to taiwan area, including：

Identify that sequence controls power line and zero at the first zero crossing in multiple continuous cycles of alternating current according to taiwan area Line is connected or is not turned on, to generate treated alternating current on the power line, a week of treated the alternating current Phase is corresponding with taiwan area identification one bit of sequence；

In conjunction with the possible realization method of the first of the third aspect or the third aspect, second in the third aspect is possible In realization method, the taiwan area identification sequence further includes synchronous head and effect position, and the synchronous head and effect position are used for the STA It identifies the taiwan area identification sequence, and therefrom parses the taiwan area number.

In conjunction with second of possible realization method of the third aspect, in the third possible realization method of the third aspect In, the central coordinator further includes the first transmitter, and the first bandwidth carrier is sent for all site STAs on power line Message, the first bandwidth carrier message include the taiwan area number, and the first bandwidth carrier message is used to indicate the electric power All STA on line judge whether the STA belongs to the corresponding taiwan area of the taiwan area number respectively.

In conjunction with the third possible realization method of the third aspect, in the 4th kind of possible realization method of the third aspect In, it further includes the first receiver to state central coordinator, the second broadband for receiving the transmissions of each STA on the power line respectively Carrier wave message, the second bandwidth carrier message include the information whether STA belongs to the corresponding taiwan area of the taiwan area number.

Fourth aspect, a kind of website, the site STA are arranged in electric supply meter, which is characterized in that the website packet It includes：

Second processor, pulse signal is obtained for detecting alternating current, and obtaining taiwan area according to the pulse signal identifies sequence Row, the taiwan area identification sequence includes taiwan area number；And confirm that the STA belongs to the corresponding taiwan area of the taiwan area number.

In conjunction with fourth aspect, in the first possible realization method of fourth aspect, the second processor is for examining Test cross galvanic electricity obtains pulse signal, and obtaining taiwan area according to the pulse signal identifies sequence, including：

The voltage that the alternating current is detected at the first zero crossing in each period of the alternating current generates the first arteries and veins Signal is rushed, the voltage that the alternating current is detected at the second zero crossing in each period of the alternating current generates the second pulse Signal；

The time difference of the first pulse signal and the second pulse signal in each period for obtaining the alternating current respectively, root Taiwan area, which is obtained, according to first pulse signal in each period and the time difference of the second pulse signal identifies that sequence, the taiwan area are known Other sequence includes the taiwan area number；

In conjunction with the first possible realization method of fourth aspect, in second of possible realization method of fourth aspect In, the second processor is specifically used for the time difference of the first pulse signal and the second pulse signal according to each period It obtains taiwan area and identifies sequence, specifically include：

In conjunction with second of possible realization method of fourth aspect, in the third possible realization method of fourth aspect In, the taiwan area identification sequence further includes synchronous head and effect position, and the second processor for obtaining each period respectively The time difference of first pulse signal and the second pulse signal corresponding binary number, first pulse signal in continuous multiple periods and The time difference corresponding binary number of second pulse signal forms the taiwan area identification sequence, including：

In conjunction with fourth aspect, fourth aspect the first to the third any possible realization method, in fourth aspect The 4th kind of possible realization method in, the website further includes second receiver, is sent for receiving central coordinator CCO First bandwidth carrier message, the first bandwidth carrier message include Target Station area code.

In conjunction with the 4th kind of possible realization method of fourth aspect, in the 5th kind of possible realization method of fourth aspect In, the second processor is additionally operable to generate whether the site STA belongs to according to the taiwan area number and the Target Station area code The information of the corresponding taiwan area of the Target Station area code；

The STA further includes the second transmitter, and for sending the second bandwidth carrier message to the CCO, described second is wide Include the information whether STA belongs to the corresponding taiwan area of the Target Station area code with carrier wave message.

In conjunction with the 5th kind of possible realization method of fourth aspect, in the 6th kind of possible realization method of fourth aspect In, the second processor is used to generate whether the site STA belongs to institute according to the taiwan area number and the Target Station area code The information for stating the corresponding taiwan area of Target Station area code, specifically includes：

The taiwan area number is compared with the Target Station area code, if the taiwan area number and the Target Station area code one It causes, then generates the information that the STA belongs to the corresponding taiwan area of the Target Station area code；

In conjunction with the 6th kind of possible realization method of fourth aspect, in the 7th kind of possible realization method of fourth aspect In, the second processor is additionally operable to：

Judge in preset time threshold, if get multiple taiwan area identification sequences.

5th aspect, the embodiment of the present invention provide a kind of taiwan area identifying system, the system comprises concentrator and at least one A electric supply meter, in the concentrator setting just like the third aspect, the third aspect the first to the 4th kind it is any possible The central coordinator CCO of realization method, in the electric supply meter setting just like fourth aspect, fourth aspect the first extremely The site STA of 7th kind of any possible realization method.

The recognition methods of taiwan area of the embodiment of the present invention and device, central coordinator according to taiwan area identify sequence control power line with Zero curve is connected or is not turned on so that the waveform of alternating current generates deformation, that is, the alternating current that generates that treated, after STA is to the processing Alternating current be detected, obtain taiwan area identification sequence in taiwan area number, can know its affiliated taiwan area, the taiwan area of this implementation Sequence can alternating current effectively propagates to entire taiwan area by the way that treated for identification, can effectively solve the total high pressure of tradition, totally zero Line, altogether and altogether the carrier wave cross-interference issue under cable duct, and taiwan area identification sequence will not the crosstalk between taiwan area three-phase, So that STA obtains its affiliated taiwan area information.

Description of the drawings

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair Some bright embodiments for those of ordinary skill in the art without having to pay creative labor, can be with Obtain other attached drawings according to these attached drawings.

Fig. 1 is the flow chart of taiwan area recognition methods embodiment one of the present invention；

Fig. 2A is original 220V alternating current voltage waveform diagrams；

Fig. 2 B are treated alternating current voltage waveform diagram；

Fig. 3 is the flow chart of taiwan area recognition methods embodiment two of the present invention；

Fig. 4 A are without the pulse signal schematic diagram for drawing inclined alternating current；

Fig. 4 B are to have the pulse signal schematic diagram for drawing inclined alternating current；

Fig. 5 is the flow chart of taiwan area recognition methods embodiment three of the present invention；

Fig. 6 is the identifying system schematic diagram communicated based on bandwidth carrier；

Fig. 7 is the flow chart of the taiwan area recognition methods embodiment one communicated the present invention is based on bandwidth carrier；

Fig. 8 is the flow chart of the taiwan area recognition methods embodiment two communicated the present invention is based on bandwidth carrier；

Fig. 9 is the flow chart of the taiwan area recognition methods embodiment three communicated the present invention is based on bandwidth carrier；

Figure 10 is the structural schematic diagram of central coordinator embodiment one of the present invention；

Figure 11 is the structural schematic diagram of website embodiment one of the present invention.

Specific implementation mode

In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.

Fig. 1 is the flow chart of taiwan area recognition methods embodiment one of the present invention, and the executive agent of the present embodiment is that setting is collecting Central coordinator (Central Coordinator, abbreviation CCO) in middle device, as shown in Figure 1, the method for the present embodiment can be with Including：

After step 101, the CCO identify that sequence control power line is connected or is not turned on generation processing with zero curve according to taiwan area Alternating current, treated the alternating current passes through for website (Station, abbreviation STA) detect the processing after alternating current The taiwan area identification sequence is obtained, the taiwan area identification sequence includes taiwan area number.

Specifically, taiwan area identification sequence can be binary data sequence comprising taiwan area number, i.e., the taiwan area number can also It is binary data sequence, taiwan area identifies that the concrete form of sequence can be sync bit, taiwan area number and effect position, i.e. CCO can To arrange sync bit and effect position with STA so that STA, can be according to sync bit and effect when receiving succession of binary number Position obtains taiwan area identification sequence and taiwan area number therein, it is of course possible to which understanding, taiwan area identifies that sequence can be other Arbitrary form, as long as CCO and STA are appointed, after CCO sends taiwan area identification sequence by alternating current, STA can be according to agreement Good format obtains taiwan area identification sequence and taiwan area number, taiwan area identify the concrete form of sequence not with the example above as Limitation.After identifying that the concrete form of sequence does above description to taiwan area, it is also necessary to be further explained explanation, platform to taiwan area number Area identifies that the taiwan area number in sequence can be the practical taiwan area number distributed of a taiwan area, can also be the taiwan area number that will actually distribute The binary number after a mapping is carried out as taiwan area number, as long as CCO and STA are appointed so that STA is after receiving the taiwan area number It can carry out reflection and penetrate the taiwan area number for obtaining and actually distributing.

Step 102, described treated that alternating current passes through power line transmission to each STA.

Specifically, CCO need by taiwan area not Shi Bie sequence be sent to the STA being connected between power line and zero curve, and it is existing There are technology difference, CCO to identify that sequence control power line is connected or is not turned on zero curve according to taiwan area, so that the waveform production of alternating current Raw deformation, to treated, alternating current is detected STA, and then is obtained taiwan area and identified that sequence, this transmission taiwan area identify sequence Mode have good anti-interference.Wherein, which can be A phases power line, B phases power line and C phase power lines In any one, when the power line be A to power line when, CCO control A phase power lines be connected or be not turned on so that exchanging with zero curve The waveform of electricity generates deformation, that is, generates treated alternating current, and the STA between A phases power line and zero curve can pass through electricity The line of force receives this treated alternating current, and then to this, treated that alternating current is detected, and obtains in taiwan area identification sequence Taiwan area number so that STA can know its affiliated taiwan area.

Further, the specific implementation of step 101 can be：

The CCO identifies that sequence controls electric power at the first zero crossing in multiple continuous cycles of alternating current according to taiwan area Line is connected or is not turned on zero curve, to generate treated alternating current on the power line, treated the alternating current A cycle is corresponding with taiwan area identification one bit of sequence, and the taiwan area identification sequence includes taiwan area number；

It should be noted that above-mentioned " at the first zero crossing " and " at the second zero crossing " its be specifically alternating current reality Power line is connected or is not turned on zero curve by zero crossings CCO, i.e., it is not at practical zero.

Specifically, Fig. 2A is original 220V alternating current voltage waveform diagrams, Fig. 2 B are treated alternating current voltage waveform Schematic diagram, Fig. 2A and Fig. 2 B are the waveform diagram of a cycle, wherein the first zero crossing is a points in Fig. 2A, Fig. 2 B In c points, the second zero crossing is the b points in Fig. 2A, the d points in Fig. 2 B, wherein CCO controls electric power at the first zero crossing Line is connected with zero curve so that alternating current generates an instantaneous drawing partially at the first zero crossing, and instantaneous drawing is partially as shown in Figure 2 B, needs Illustrate, power line is connected with zero curve at the first zero crossing by CCO here, is specifically that will be reached in practical zero Power line is connected with zero curve before.When binary number is 1, CCO controls power line and zero curve in a cycle of alternating current It generates to draw at the first zero crossing and not drawn partially at inclined, the second zero crossing；When binary number is 0, CCO control power lines exist with zero curve Drawing is not generated at the first zero crossing in a cycle of alternating current not draw partially partially, at the second zero crossing, can be passed through in this way Control alternating current, which generates, to be drawn partially and does not draw partially with transmitting digital signals.

Further, the taiwan area identification sequence further includes synchronous head and effect position, and the synchronous head and effect position are used for The STA identifies that the taiwan area identifies sequence, and therefrom parses the taiwan area number.

The present embodiment, CCO identify that sequence control power line is connected or is not turned on zero curve according to taiwan area so that alternating current Waveform generates deformation, that is, generates treated alternating current, and treated that alternating current is detected to this by STA, obtains taiwan area identification Taiwan area number in sequence can know that its affiliated taiwan area, the taiwan area identification sequence of this implementation can be exchanged by the way that treated Electricity effectively propagates to entire taiwan area, can effectively solve tradition high pressure, altogether zero curve, altogether and altogether the carrier wave string under cable duct altogether Disturb problem, and taiwan area identification sequence will not the crosstalk between taiwan area three-phase so that STA obtains its affiliated taiwan area Information.

Fig. 3 is the flow chart of taiwan area recognition methods embodiment two of the present invention, and the executive agent of the present embodiment is electric supply meter The site STA of middle setting, as shown in figure 3, the method for the present embodiment may include：

Step 301, STA detection alternating currents obtain pulse signal, and obtaining taiwan area according to the pulse signal identifies sequence Row, the taiwan area identification sequence includes taiwan area number.

Specifically, CCO identifies that sequence control power line is connected or is not turned on zero curve according to taiwan area so that the wave of alternating current Shape generates deformation or does not generate deformation, and STA is detected alternating current, obtains pulse signal, due to the exchange to generating deformation Electricity is detected the time difference of the two neighboring pulse signal of acquisition, and acquisition is detected with to the alternating current for not generating deformation The time difference of two neighboring pulse signal is different, it is possible to a binary number is indicated respectively with two kinds of testing results, then STA can obtain pulse signal by detecting alternating current, and then obtain taiwan area according to pulse signal and identify that sequence, the taiwan area are known The concrete form of other sequence may refer to the explanation of the step 101 in embodiment illustrated in fig. 1, i.e., arranges platform in CCO and STA After area identifies the format of sequence, CCO identifies whether sequence control alternating current generates deformation according to taiwan area, and STA detects the alternating current, Sequence is identified to obtain taiwan area.

Wherein, it can be voltages of the STA to alternating current that STA, which detects alternating current and obtains the specific implementation of pulse signal, It is detected, when the voltage of alternating current is equal to a numerical value, generates a pulse signal, it is possible to understand that, other can also be set Condition, to generate pulse signal, herein not in this, as limitation.

Step 302, the STA confirm that the STA belongs to the corresponding taiwan area of the taiwan area number.

Specifically, STA can receive alternating current, and it can therefrom detect and obtain taiwan area identification sequence, the STA To confirm the corresponding taiwan area of taiwan area number itself belonged in taiwan area identification sequence.

Further, the specific implementation of step 301 can be：

Optionally, described that platform is obtained according to first pulse signal in each period and the time difference of the second pulse signal Area identifies sequence, is specifically as follows：

It will be understood, or if the time difference of the first pulse signal and the second pulse signal of a cycle More than predetermined threshold value, then binary number 0 is obtained；If the first pulse signal of a cycle and the time difference of the second pulse signal are small In or equal to predetermined threshold value, then binary number 1 is obtained.Herein not in this, as limitation.

Wherein, power line is controlled at the first zero crossings of the CCO in a cycle of alternating current to be not turned on zero curve, and the It controls power line at two zero crossings to be not turned on zero curve, STA detects the alternating current, obtains the first pulse signal and the second pulse letter Number, using the time difference of first pulse signal and the second pulse signal as benchmark, using the benchmark as above-mentioned predetermined threshold value.It should Predetermined threshold value can also be flexibly arranged based on experience value, herein not in this, as limitation.

Wherein, it is further illustrated with Fig. 2A and Fig. 2 B, the alternating current of a cycle shown in Fig. 2A is examined First pulse signal and the second pulse signal caused by surveying are as shown in Figure 4 A, to the alternating current of a cycle shown in Fig. 2 B into The first pulse signal and the second pulse signal of the row detection generation are as shown in Figure 4 B, and the burst length in Fig. 4 A and Fig. 4 B is poor Can be as shown in the figures.

Further, the taiwan area identification sequence can also include synchronous head and effect position, each week of acquisition respectively The time difference corresponding binary number of the first pulse signal and the second pulse signal of phase, the first pulse letter in continuous multiple periods Number and the time difference corresponding binary number of the second pulse signal form taiwan area identification sequence, be specifically as follows：It obtains every The time difference corresponding binary number of first pulse signal and the second pulse signal in a period, the first of continuous multiple periods The synchronous head is obtained in the time difference of pulse signal and the second pulse signal corresponding binary number, and is traversed successively to described Effect position carries out effect to the effect position；If the effect position passes through effect, first pulse signal in continuous multiple periods It is identified from the synchronous head to the effect position for the taiwan area in binary number corresponding with the time difference of the second pulse signal Sequence.

Optionally, the STA confirms that the STA belongs to before the corresponding taiwan area of the taiwan area number, and the method can be with Including：The STA obtains multiple taiwan areas and identifies sequence.In order to ensure the accuracy of identification, can be got in STA more After a taiwan area identification sequence, its corresponding taiwan area of taiwan area number belonged in taiwan area identification sequence is confirmed.

The present embodiment, STA detect alternating current and obtain pulse signal, and obtaining taiwan area according to pulse signal identifies sequence, described Taiwan area identifies that sequence includes taiwan area number, and the STA confirms that the STA belongs to the corresponding taiwan area of the taiwan area number, since CCO is controlled Power line is connected or is not turned on zero curve, and taiwan area identification sequence can effectively be propagated to entire taiwan area by alternating current so that STA can be properly received taiwan area identification sequence, obtain itself affiliated taiwan area, so as to effectively solve the total high pressure of tradition, totally zero Line, altogether and altogether the carrier wave crosstalk under cable duct and caused by STA identification mistakes problem, and taiwan area identification sequence is not Meeting crosstalk between taiwan area three-phase, so that STA obtains its affiliated taiwan area information.

The technical solution of Fig. 1 and Fig. 3 the embodiment described is described in detail with a specific embodiment below, this STA is sentenced to illustrate between A phases power line and zero curve.

Fig. 5 is the flow chart of taiwan area recognition methods embodiment three of the present invention, as shown in figure 5, the method for the present embodiment can be with Including：

S501：CCO controls power line A phase forceful electric power, is carried out continuously drawing partially, without drawing partially, sends taiwan area and identify sequence.

Wherein, taiwan area identification Format Series Lines are as follows：

Bit	Bit15~12	Bit11~8	Bit7~4	Bit3~0
					Domain	Synchronous head	Taiwan area number	Extension field	Check bit

Wherein, extension field can be used for carrying other content information.

Specifically, transmitter TX can be integrated into CCO, the controllable switch element in CCO control transmitter TX is by A phases Power line is connected or is connected with zero curve so that A phase forceful electric power, which generates, to be drawn partially or without drawing partially, is sent taiwan area and is identified sequence.

S502：CCO judges whether to send n times, if so then execute S503, if otherwise executing S501.

N times taiwan area identification sequence is sent specifically, needing to continuously repeat by S501, n suggests being 10.

S503：STA receives taiwan area by receiver RX and identifies sequence.

Specifically, receiver RX can be integrated into STA.

S504：STA searches for taiwan area according to synchronous head and identifies sequence, if by check bit, receives a taiwan area identification Sequence.

Specifically, STA continuously receives taiwan area by receiver RX identifies that sequence is searched by synchronous head search sequence It is verified after sequence and by check bit, shows to receive a sequence if by verification.

S505：STA judges whether to receive more than m times taiwan area identification sequence, if so then execute S506, if otherwise executing S507。

Specifically, m suggests being 2, if STA is received more than 2 times, then it represents that recognize the taiwan area identification sequence of CCO transmissions.

S506：STA parses the taiwan area number in taiwan area identification sequence, confirms that the STA belongs to the corresponding taiwan area of the taiwan area number.

S507：STA is more than not receive within p seconds taiwan area identification sequence.Then execute S508.

Wherein p could be provided as 30s.

S508：Confirm that the STA is not belonging to the corresponding taiwan area of the taiwan area number.

The present embodiment, power line is connected or is not turned on zero curve by controlling controllable switch element by CCO, so that alternating current It generates and draws partially or do not draw partially, sequence is identified to propagate taiwan area to STA, so as to effectively solve taiwan area string in traditional taiwan area identification The problem of disturbing, and can effectively overcome the problems, such as the influence recognition accuracies such as circuit distance, the big, noise jamming of decaying so that Identify that accuracy is high.

The efficiency of taiwan area identification is carried out to improve above-mentioned Fig. 1 to embodiment illustrated in fig. 5, it can be by the above-mentioned taiwan area of the present invention Recognition methods is combined with the bandwidth carrier communication technology.It is communicated based on bandwidth carrier specifically, the present embodiments relate to one kind Identifying system, should include concentrator based on the identifying system that bandwidth carrier communicate and be connected to three-phase alternating current out of phase Electric supply meter on power line, wherein central coordinator (Central Coordinator, abbreviation are provided in the concentrator CCO), which can control the A phases, B phases and C phases of alternating current respectively, i.e. the CCO is separately connected A phases power line, B phase electric power Line, C phases power line and zero curve, both ends one end of electric supply meter are connect with a certain phase power line, and the other end is connect with zero curve, wherein A certain phase power line can be any one in A phases power line, B phases power line and C phase power lines, and station is provided in electric supply meter Point (Station, abbreviation STA).Identifying system specifically based on bandwidth carrier communication can be with as shown in fig. 6, Fig. 6 be based on width Identifying system schematic diagram with carrier communication, wherein concentrator is separately connected A phase, B phase, C phase and zero curve, is arranged in concentrator Transmitter (being indicated with TX) is set in CCO, CCO, is both provided with STA in each electric supply meter, reception is both provided in each STA Device (is indicated) with RX.It should be noted that the identifying system based on bandwidth carrier communication in the embodiment of the present invention can also have Multiple concentrators, number is not in this, as limitation herein.

It is of the invention to be communicated based on bandwidth carrier on the basis of identifying system shown in Fig. 6 based on bandwidth carrier communication Recognition methods be specifically described in detail in following embodiment.

Fig. 7 is the flow chart of the taiwan area recognition methods embodiment one communicated the present invention is based on bandwidth carrier, the present embodiment Executive agent is the CCO being arranged in concentrator, as shown in fig. 7, the method for the present embodiment may include：

All site STAs of step 701, CCO on power line send the first bandwidth carrier message, and first broadband carries Wave message includes the taiwan area number, and the first bandwidth carrier message is used to indicate all STA on the power line and sentences respectively Whether the STA that breaks belongs to the corresponding taiwan area of the taiwan area number.

Step 702, the CCO are connected with zero curve according to power line described in taiwan area identification sequence control or are not turned at generation Alternating current after reason, treated the alternating current obtain described for site STA by alternating current after detecting the processing Area identifies sequence, and the taiwan area identification sequence includes the taiwan area number.

Wherein, power line can be any one in A phases power line, B phases power line and C phase power lines, specific control electricity The realization method that the line of force is connected or is not turned on zero curve can be that power line is connected CCO controls controllable switch element with zero curve Or be not turned on, wherein controllable switch element is specifically as follows thyristor, relay, insulated gate bipolar transistor (Insulated Gate Bipolar Transistor, abbreviation IGBT), triode etc..Wherein, the specific implementation of step 702 is referred to The explanation of embodiment described in Fig. 1, details are not described herein again.

After completing step 702 and 703, if STA is successfully received the taiwan area number of the first bandwidth carrier message, and pass through The taiwan area number that alternating current obtains is detected, then the STA, which confirms, itself belongs to the corresponding taiwan area of the taiwan area number, and otherwise, which confirms certainly Body is not belonging to the corresponding taiwan area of the taiwan area number.

Step 703, the CCO receive the second bandwidth carrier message of the transmissions of each STA on the power line respectively, described Second bandwidth carrier message includes the information whether STA belongs to the corresponding taiwan area of the taiwan area number.

The present embodiment, CCO identify that sequence control power line is connected or is not turned on zero curve according to taiwan area so that alternating current Waveform generates deformation, that is, generates treated alternating current, and treated that alternating current is detected to this by STA, obtains taiwan area identification Taiwan area number in sequence can know that its affiliated taiwan area, the taiwan area identification sequence of this implementation can be exchanged by the way that treated Electricity effectively propagates to entire taiwan area, can effectively solve tradition high pressure, altogether zero curve, altogether and altogether the carrier wave string under cable duct altogether Disturb problem, and taiwan area identification sequence will not the crosstalk between taiwan area three-phase so that STA obtains its affiliated taiwan area And phase information, further combined with the bandwidth carrier communication technology so that CCO can be communicated with each STA by carrier wave message, CCO in this way can know the affiliated taiwan areas of STA and phase information by bandwidth carrier message, in conjunction with the bandwidth carrier communication technology Taiwan area recognition methods can complete the taiwan area identification of electric supply meter under entire taiwan area within a short period of time, you can automate, quickly Entire taiwan area identification is completed, human and material resources and time input are substantially reduced.

Fig. 8 is the flow chart of the taiwan area recognition methods embodiment two communicated the present invention is based on bandwidth carrier, the present embodiment Executive agent is the website being arranged in electric supply meter, as shown in figure 8, the method for the present embodiment may include：

Step 801, STA receive the first bandwidth carrier message that central coordinator CCO is sent, the first bandwidth carrier report Text includes Target Station area code.

Step 802, the STA enter the corresponding taiwan area of the Target Station area code according to the first bandwidth carrier message Recognition mode.

Step 803, STA detection alternating currents obtain pulse signal, and obtaining taiwan area according to the pulse signal identifies sequence Row, the taiwan area identification sequence includes taiwan area number.

Step 804, the STA generate whether the STA belongs to described according to the taiwan area number and the Target Station area code The information of the corresponding taiwan area of Target Station area code.

Step 805：The STA sends the second bandwidth carrier message to the CCO, and the second bandwidth carrier message includes Whether the STA belongs to the information of the corresponding taiwan area of the Target Station area code.

Further, generate whether the STA belongs to according to the taiwan area number and the Target Station area code described in step 804 In the information of the corresponding taiwan area of the Target Station area code, specific implementation can be：

The taiwan area number is compared the STA with the Target Station area code, if the taiwan area number and the Target Station Area code is consistent, then generates the information that the STA belongs to the corresponding taiwan area of the Target Station area code；If the taiwan area number and the mesh It is inconsistent to mark taiwan area number, then generates the information that the STA is not belonging to the corresponding taiwan area of the Target Station area code.

Optionally, the taiwan area number is compared the STA with the Target Station area code, and foregoing description method can be with Including：The STA judges in preset time threshold, if gets multiple taiwan area identification sequences.I.e. by taiwan area number Before being compared with Target Station area code, needs to judge whether to get multiple taiwan area identification sequences, getting multiple taiwan areas When identifying sequence, step 804 is executed, otherwise STA, which confirms, itself is not belonging to the corresponding taiwan area of Target Station area code.

Wherein, the number for obtaining multiple taiwan area identification sequences can be 2, can also be set as it according to demand He after setting here gets multiple identical taiwan area identification sequences, then obtains this in order to ensure the accuracy of taiwan area identification Taiwan area identifies the taiwan area number in sequence.

The present embodiment, STA detect alternating current and obtain pulse signal, and obtaining taiwan area according to pulse signal identifies sequence, described Taiwan area identifies that sequence includes taiwan area number, and the STA confirms that the STA belongs to the corresponding taiwan area of the taiwan area number, since CCO is controlled Power line is connected or is not turned on zero curve, and taiwan area identification sequence can effectively be propagated to entire taiwan area by alternating current so that STA can be properly received taiwan area identification sequence, obtain itself affiliated taiwan area, so as to effectively solve the total high pressure of tradition, totally zero Line, altogether and altogether the carrier wave crosstalk under cable duct and caused by STA identification mistakes problem, and taiwan area identification sequence is not Meeting crosstalk between taiwan area three-phase carries so that STA obtains its affiliated taiwan area and phase information further combined with bandwidth Communication techniques so that STA can report to CCO, so that CCO can be when shorter after obtaining itself taiwan area information The interior taiwan area identification for completing electric supply meter under entire taiwan area, you can automate, entire taiwan area identification is rapidly completed, substantially reduce Human and material resources and time input.

The technical solution of Fig. 7 and Fig. 8 the embodiment described is described in detail with a specific embodiment below.

Fig. 9 is the flow chart of the taiwan area recognition methods embodiment three communicated the present invention is based on bandwidth carrier, as shown in figure 9, The method of the present embodiment may include：

S901：CCO starts taiwan area identification function to be made by all STA under one phase power line of bandwidth carrier message notifying All STA obtained under the phase power line enter taiwan area recognition mode.

Specifically, CCO starts taiwan area identification function, COO is sent out by a phase power line to all STA under the phase power line Bandwidth carrier message is sent, wherein power line can be any one phase in A phases power line, B phases power line and C phase power lines, the width Band carrier wave message includes short network representation symbol (Short Network Identifier, abbreviation SNID), which carries for broadband Taiwan area number under communi-cation system, receive the bandwidth carrier message STA enter the bandwidth carrier communication system under taiwan area The recognition mode of number corresponding taiwan area.This sentences the power line to be illustrated for A phase power lines.

S902：CCO control transmitter TX are carried out continuously drawing partially, without drawing partially, send taiwan area identification in power line A phase forceful electric power Sequence.

Wherein, Format Series Lines are as follows：

Specifically, A phase power lines are connected or are not turned on zero curve by the controllable switch element in CCO control transmitter TX, So that A phase forceful electric power generation drawing is partially or inclined without drawing, transmission taiwan area identification sequence.The taiwan area identifies in taiwan area number and S901 in sequence SNID it is identical.

S903：CCO judges whether to send n times, if so then execute S904, if otherwise executing S902.

N times taiwan area identification sequence is sent specifically, needing to continuously repeat by S902, n suggests being 10.

S904：STA receives taiwan area by receiver RX and identifies sequence.

S905：STA searches for taiwan area according to synchronous head and identifies sequence, if by check bit, receives a taiwan area identification Sequence.

S906：Judge whether STA receives more than m times taiwan area identification sequence, if so then execute S908, if otherwise executing S907。

S907：STA is more than not receive within p seconds taiwan area identification sequence.Then execute S912.

Wherein p could be provided as 30s.

S908：STA parse taiwan area identification sequence in taiwan area number, judge the taiwan area number in bandwidth carrier message Whether SNID is consistent, if unanimously, executing S909, if inconsistent, executes S912.

S909：Whether STA will belong to the information reporting of the taiwan area to CCO by bandwidth carrier message.

S910：CCO refreshes taiwan area table name list, which is table information all under taiwan area A phases.

S911：Judge whether that completion B phases, C phases identify, if so then execute S913, if otherwise executing S901.

It should be noted that after completing A phases, if judging not completing B phases, S901 to S911, wherein S902 phases are executed It is CCO control transmitter TX to answer, and in power line B phase forceful electric power, is carried out continuously drawing partially, without drawing partially, sends taiwan area and identify sequence.Into And execute subsequent step.The phase statistics that a S901 to S911 completes a taiwan area is executed, S901 can be repeated extremely S911 can also complete the statistics of other phases of other taiwan areas, it is only necessary to which adaptability is repaiied to complete the statistics of other phases of the taiwan area Change the SNID that power line phase and CCO are sent by bandwidth carrier message.

S912：Confirm that the STA is not belonging to this taiwan area.

S913：Complete this taiwan area and phase identification.

The present embodiment, CCO are connected or are not turned on zero curve by controlling power line, draw partially or do not draw so that alternating current generates Partially, sequence is identified to propagate taiwan area to STA, so as to effectively solve the problems, such as taiwan area crosstalk in traditional taiwan area identification, and can Effectively to overcome the problems, such as that circuit distance, the big, noise jamming of decaying etc. influence recognition accuracy so that identification accuracy is high, It is further matched with the bandwidth carrier communication technology, can automate, entire taiwan area identification is rapidly completed, substantially reduce manpower, object Power and time input.

Figure 10 is the structural schematic diagram of central coordinator embodiment one of the present invention, and the central coordinator CCO10 settings exist In concentrator, as shown in Figure 10, CCO 10 may include：First processor 11, wherein first processor 11 is used for according to taiwan area Identification sequence control power line, which is connected or is not turned on zero curve, generates treated alternating current, and described treated that alternating current is used for Site STA obtains the taiwan area identification sequence by alternating current after detecting the processing, and the taiwan area identification sequence includes taiwan area Number.

Further, the first processor 11, for according to taiwan area identify sequence control power line be connected with zero curve or It is not turned on generation treated alternating current, is specifically as follows：Identify sequence in multiple continuous cycles of alternating current according to taiwan area The first zero crossing at control power line be connected or is not turned on zero curve, on the power line generation treated exchange The a cycle of electricity, treated the alternating current is corresponding with taiwan area identification one bit of sequence；

Further, taiwan area identification sequence can also include synchronous head and effect position, the synchronous head and effect position It identifies that the taiwan area identifies sequence for the STA, and therefrom parses the taiwan area number.

Further, the central coordinator CCO 10 can also include the first transmitter 12, for on power line All site STAs send the first bandwidth carrier message, and the first bandwidth carrier message includes the taiwan area number, and described first is wide It is used to indicate all STA on the power line with carrier wave message and judges whether the STA belongs to the taiwan area correspondence respectively Taiwan area.

Further, the central coordinator CCO 10 can also include the first receiver 13, described in receiving respectively The second bandwidth carrier message that each STA on power line is sent, the second bandwidth carrier message include whether the STA belongs to The information of the corresponding taiwan area of the taiwan area number.

The device of the present embodiment can be used for executing the technical solution of embodiment of the method shown in Fig. 1 to Fig. 9, realize former Reason is similar with technique effect, and details are not described herein again.

Figure 11 is the structural schematic diagram of website embodiment one of the present invention, and the site STA 20 is arranged in electric supply meter, As shown in figure 11, which includes：Second processor 21, wherein second processor 21 obtains pulse for detecting alternating current Signal obtains taiwan area according to the pulse signal and identifies sequence, and the taiwan area identification sequence includes taiwan area number；And described in confirming STA belongs to the corresponding taiwan area of the taiwan area number.

The second processor obtains pulse signal for detecting alternating current, and taiwan area identification is obtained according to the pulse signal Sequence is specifically as follows：

The voltage that the exchange is detected at the first zero crossing in each period of the alternating current generates the first pulse Signal, the voltage that the alternating current is detected at the second zero crossing in each period of the alternating current generate the second pulse letter Number；

Further, the second processor 21 is specifically used for the first pulse signal and second according to each period The time difference of pulse signal obtains taiwan area and identifies sequence, specifically includes：

Further, the taiwan area identification sequence can also include synchronous head and effect position, and the second processor 21 is used It is continuous multiple in the time difference corresponding binary number for the first pulse signal and the second pulse signal for obtaining each period respectively The time difference corresponding binary number of first pulse signal and the second pulse signal in period forms the taiwan area identification sequence, packet It includes：

Further, the website 20 can also include second receiver 22, for receiving central coordinator CCO transmissions First bandwidth carrier message, the first bandwidth carrier message include Target Station area code.

Further, the second processor 21 is additionally operable to according to described in the taiwan area number and Target Station area code generation Whether site STA belongs to the information of the corresponding taiwan area of the Target Station area code；

The STA further includes the second transmitter 23, for the CCO send the second bandwidth carrier message, described second Bandwidth carrier message includes the information whether STA belongs to the corresponding taiwan area of the Target Station area code.

Further, the second processor 21 is used to generate the station according to the taiwan area number and the Target Station area code Whether point STA belongs to the information of the corresponding taiwan area of the Target Station area code, specifically includes：

Optionally, the second processor 21 is additionally operable to：Judge in preset time threshold, if get multiple described Taiwan area identifies sequence.

One of ordinary skill in the art will appreciate that：Realize that all or part of step of above-mentioned each method embodiment can lead to The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer read/write memory medium.The journey When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned includes：ROM, RAM, magnetic disc or The various media that can store program code such as person's CD.

Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims

1. a kind of taiwan area recognition methods, central coordinator CCO is provided in concentrator, which is characterized in that the method includes：

The CCO identifies that sequence control power line with zero curve is connected or is not turned on generate that treated alternating current, institute according to taiwan area Alternating current of stating that treated obtains the taiwan area by detecting alternating current after the processing for site STA and identifies sequence, described Taiwan area identifies that sequence includes taiwan area number；

Wherein, the CCO identifies that sequence control power line with zero curve be connected or is not turned on according to taiwan area and generates that treated exchanges Electricity, including：

The CCO identifies that sequence controls electric power at the first zero crossing in multiple continuous cycles of original alternating current according to taiwan area Line is connected or is not turned on zero curve, to generate treated alternating current on the power line, treated the alternating current A cycle is corresponding with taiwan area identification one bit of sequence.

2. according to the method described in claim 1, it is characterized in that, the CCO identifies sequence in original alternating current according to taiwan area Multiple continuous cycles in the first zero crossing at control power line be connected or be not turned on zero curve, including：

If a bit of the taiwan area identification sequence is 1, first zero passages of the CCO in a cycle of alternating current Point place controls the power line and be connected with zero curve, and the alternating current is made to generate instantaneous drawing partially, controlled at the second zero crossing described in Power line is not turned on the zero curve, and the alternating current is made not generate instantaneous draw partially；Or

If a bit of the taiwan area identification sequence is 0, first zero passages of the CCO in a cycle of alternating current The control power line is not turned on zero curve at point, so that the alternating current is not generated instantaneous drawing partially, is controlled at the second zero crossing The power line is not turned on the zero curve, and the alternating current is made not generate instantaneous draw partially.

3. method according to claim 1 or 2, which is characterized in that the taiwan area identification sequence further includes synchronous head and school It tests position, the synchronous head and check bit and identifies that the taiwan area identifies sequence for the STA, and therefrom parse the taiwan area Number.

4. according to the method described in claim 3, it is characterized in that, the method further includes：

All STAs of the CCO on power line send the first bandwidth carrier message, and the first bandwidth carrier message includes institute Taiwan area number is stated, the first bandwidth carrier message is used to indicate whether all STA on the power line judge the STA respectively Belong to the corresponding taiwan area of the taiwan area number.

5. according to the method described in claim 4, it is characterized in that, the method further includes：

The CCO receives the second bandwidth carrier message of the transmissions of each STA on the power line, second bandwidth carrier respectively Message includes the information whether STA belongs to the corresponding taiwan area of the taiwan area number.

6. a kind of taiwan area recognition methods, site STA is provided in electric supply meter, which is characterized in that the method includes：

The STA detections alternating current obtains pulse signal, and obtaining taiwan area according to the pulse signal identifies that sequence, the taiwan area are known Other sequence includes taiwan area number；

The STA confirms that the STA belongs to the corresponding taiwan area of the taiwan area number；

Wherein, the alternating current by central coordinator CCO according to taiwan area identify sequence original alternating current multiple continuous cycles In the first zero crossing at control power line be connected or be not turned on generation with zero curve, a cycle of the alternating current and described Area identifies that a bit of sequence corresponds to.

7. according to the method described in claim 6, it is characterized in that, STA detection alternating currents obtain pulse signal, according to institute It states pulse signal and obtains taiwan area identification sequence, including：

The STA detects alternating current voltage at the first zero crossing in each period of the alternating current generates first Pulse signal, the voltage that the alternating current is detected at the second zero crossing in each period of the alternating current generate the second arteries and veins Rush signal；

The time of the first pulse signal and the second pulse signal in each period that the STA obtains the alternating current respectively Difference obtains taiwan area according to the time difference of first pulse signal in each period and the second pulse signal and identifies sequence, described Taiwan area identifies that sequence includes the taiwan area number；

Wherein, the time difference of the first pulse signal in a cycle and the second pulse signal corresponds to the taiwan area identification sequence One bit.

8. the method according to the description of claim 7 is characterized in that first pulse signal according to each period and The time difference of second pulse signal obtains taiwan area and identifies sequence, including：

If the first pulse signal of a cycle and the time difference of the second pulse signal are more than predetermined threshold value, binary number is obtained 1；

If the first pulse signal of a cycle and the time difference of the second pulse signal are less than or equal to predetermined threshold value, two are obtained System number 0；

The time difference corresponding binary number of first pulse signal and the second pulse signal in each period is obtained respectively, it is continuous more The time difference corresponding binary number of first pulse signal and the second pulse signal in a period forms the taiwan area identification sequence.

9. according to the method described in claim 8, it is characterized in that, taiwan area identification sequence further includes synchronous head and verification Position, the time difference corresponding binary number of first pulse signal and the second pulse signal for obtaining each period respectively, even The time difference corresponding binary number for continuing first pulse signal and the second pulse signal in multiple periods forms the taiwan area identification Sequence, including：

The time difference corresponding binary number for obtaining first pulse signal and the second pulse signal in each period, continuous multiple The synchronous head is obtained in the time difference corresponding binary number of first pulse signal and the second pulse signal in period, and successively Traversal verifies the check bit to the check bit；

If the check bit passes through verification, the time difference pair of first pulse signal and the second pulse signal in continuous multiple periods In the binary number answered sequence is identified from the synchronous head to the check bit for the taiwan area.

10. according to claim 6 to 9 any one of them method, which is characterized in that the STA detections alternating current obtains pulse Before signal, the method further includes：

The STA receives the first bandwidth carrier message that the CCO is sent, and the first bandwidth carrier message includes target taiwan area Number.

11. according to the method described in claim 10, it is characterized in that, described obtain taiwan area identification sequence according to the pulse signal After row, the method further includes：

The STA generates whether the STA belongs to the Target Station area code pair according to the taiwan area number and the Target Station area code The information for the taiwan area answered；

The STA to the CCO send the second bandwidth carrier message, the second bandwidth carrier message include the STA whether Belong to the information of the corresponding taiwan area of the Target Station area code.

12. according to the method for claim 11, which is characterized in that described according to the taiwan area number and the Target Station area code The information whether STA belongs to the corresponding taiwan area of the Target Station area code is generated, including：

The taiwan area number is compared the STA with the Target Station area code, if the taiwan area number and the Target Station area code Unanimously, then the information that the STA belongs to the corresponding taiwan area of the Target Station area code is generated；

If the taiwan area number and the Target Station area code are inconsistent, generate the STA and be not belonging to the Target Station area code correspondence Taiwan area information.

13. according to the method for claim 12, which is characterized in that the STA is by the taiwan area number and the target taiwan area It number is compared, foregoing description method further includes：

14. a kind of central coordinator CCO, the CCO is arranged in concentrator, which is characterized in that the CCO includes：

First processor, for identifying that sequence control power line with zero curve be connected or be not turned on the friendship that generates that treated according to taiwan area Galvanic electricity, treated the alternating current passes through for site STA detect the processing after alternating current obtain the taiwan area and identify sequence Row, the taiwan area identification sequence includes taiwan area number；

The first processor is specifically used for identifying first of sequence in multiple continuous cycles of original alternating current according to taiwan area Power line is controlled at zero crossing to be connected or be not turned on zero curve, it is described with generation treated the alternating current on the power line The a cycle of treated alternating current is corresponding with taiwan area identification one bit of sequence.

15. CCO according to claim 14, which is characterized in that the first processor is specifically used for：

16. the CCO according to claims 14 or 15, which is characterized in that taiwan area identification sequence further include synchronous head and Check bit, the synchronous head and check bit identify that the taiwan area identifies sequence for the STA, and therefrom parse the taiwan area Number.

17. CCO according to claim 16, which is characterized in that the CCO further includes the first transmitter, is used for electric power All STA on line send the first bandwidth carrier message, and the first bandwidth carrier message includes the taiwan area number, and described first Bandwidth carrier message is used to indicate all STA on the power line, and to judge whether the STA belongs to the taiwan area number respectively right The taiwan area answered.

18. CCO according to claim 17, which is characterized in that the CCO further includes the first receiver, for connecing respectively The second bandwidth carrier message that each STA on the power line is sent is received, the second bandwidth carrier message, which includes the STA, is The no information for belonging to the corresponding taiwan area of the taiwan area number.

19. a kind of site STA, the STA is arranged in electric supply meter, which is characterized in that the STA includes：

Second processor, pulse signal is obtained for detecting alternating current, and obtaining taiwan area according to the pulse signal identifies sequence, institute It includes taiwan area number to state taiwan area identification sequence；And confirm that the STA belongs to the corresponding taiwan area of the taiwan area number；

20. according to STA described in claim 19, which is characterized in that the second processor obtains pulse for detecting alternating current Signal obtains taiwan area according to the pulse signal and identifies sequence, including：

The voltage that the alternating current is detected at the first zero crossing in each period of the alternating current generates the first pulse letter Number, the voltage that the alternating current is detected at the second zero crossing in each period of the alternating current generates the second pulse letter Number；

The time difference of the first pulse signal and the second pulse signal in each period for obtaining the alternating current respectively, according to institute The time difference of the first pulse signal and the second pulse signal of stating each period obtains taiwan area identification sequence, and the taiwan area identifies sequence Row include the taiwan area number；

21. STA according to claim 20, which is characterized in that the second processor is specifically used for according to described each First pulse signal in period and the time difference of the second pulse signal obtain taiwan area and identify sequence, specifically include：

22. STA according to claim 21, which is characterized in that the taiwan area identification sequence further includes synchronous head and verification The time difference of position, the first pulse signal and the second pulse signal that the second processor is used to obtain each period respectively corresponds to Binary number, the time difference corresponding binary number of first pulse signal and the second pulse signal in continuous multiple periods formed The taiwan area identifies sequence, including：

23. according to claim 19 to 22 any one of them STA, which is characterized in that the STA further includes second receiver, The the first bandwidth carrier message sent for receiving the CCO, the first bandwidth carrier message includes Target Station area code.

24. STA according to claim 23, which is characterized in that the second processor is additionally operable to according to the taiwan area number The information whether STA belongs to the corresponding taiwan area of the Target Station area code is generated with the Target Station area code；

The STA further includes the second transmitter, and for sending the second bandwidth carrier message to the CCO, second broadband carries Wave message includes the information whether STA belongs to the corresponding taiwan area of the Target Station area code.

25. STA according to claim 24, which is characterized in that the second processor be used for according to the taiwan area number and The Target Station area code generates the information whether STA belongs to the corresponding taiwan area of the Target Station area code, specifically includes：

The taiwan area number is compared with the Target Station area code, if the taiwan area number is consistent with the Target Station area code, Generate the information that the STA belongs to the corresponding taiwan area of the Target Station area code；

26. STA according to claim 25, which is characterized in that the second processor is additionally operable to：

27. a kind of taiwan area identifying system is arranged the system comprises concentrator and at least one electric supply meter in the concentrator Central coordinator CCO described just like any one of claim 14 to 18, in the electric supply meter setting just like claim 19 to Any one of 26 site STAs.