CN106297226A - A kind of ammeter wireless meter reading method of band IHD equipment - Google Patents
A kind of ammeter wireless meter reading method of band IHD equipment Download PDFInfo
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- CN106297226A CN106297226A CN201510279423.6A CN201510279423A CN106297226A CN 106297226 A CN106297226 A CN 106297226A CN 201510279423 A CN201510279423 A CN 201510279423A CN 106297226 A CN106297226 A CN 106297226A
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Abstract
The present invention relates to power system reading technique field, particularly relate to the ammeter wireless meter reading method of a kind of band IHD equipment.The ammeter wireless meter reading method of a kind of band IHD equipment, comprises the following steps: according to the hardware mid frequency of RF module, the central point being with this mid frequency, respectively takes multiple frequency to both sides, is designated as frequency range 1 and frequency range 2；Formed a network (frequency range 1) by IHD end from module and group leader's IHD end primary module, concentrator side primary module and table end form a network (frequency range 2) from module, hop set is set between frequency range 1 and frequency range 2；Each table and corresponding IHD equipment are bound by group leader's IHD end primary module；Table end to IHD end reporting information time, send information to group leader's IHD end primary module；After group leader's IHD end primary module receives reporting information, it is judged that oneself process or be transmitted to the IHD equipment of its management.The technical problem to be solved is to provide the ammeter wireless meter reading method of a kind of network stabilization, data band IHD equipment accurately.
Description
Technical field
The present invention relates to power system reading technique field, particularly relate to the ammeter wireless meter reading method of a kind of band IHD equipment.
Background technology
Along with the development in epoch, traditional manual meter reading method has been not suitable with the growth requirement of society, and people are also to higher requirement of having checked meter.Therefore, radio meter register scheme instead of traditional manual meter reading method, solves tradition and checks meter time-consuming, laborious, accuracy and the low problem of promptness.
The management of general wireless meter reading method concentrator for convenience, communicating portion uses the mode of networking to carry out the communication of data, one primary module is i.e. installed in concentrator, each table is installed one from module, then they are formed a network and carries out data communication, to reach the purpose checked meter.IHD(In-home Display) family's display unit, as the device for display of message that user is indoor, can and ammeter between to carry out information mutual, it is achieved table meter information is checked, is arranged.
Chinese patent CN104599469A discloses techniques below content:
" a kind of method of power information synchronous acquisition, including:
S100, channel is divided into 3 channel sets, the respectively first channel set, second channel collection and the 3rd channel set；Described first channel set includes multiple channel, and when networking, use copied by collection；Described second channel integrates as individual channel, sends preamble packet for IHD end；Described 3rd channel set is individual channel, sends application bag for IHD end；
S200, monitor multiple channel, redirect between multiple channels according to preset duration, if the limited networking collection that listens to is copied, then multiple channels of the first channel set are carried out data acquisition, if time in data acquisition, listen to the preamble packet of IHD end, then respond the preamble packet of IHD end, abandon the data that the multiple channels to the first channel set are gathered；If copying and the preamble packet of IHD end while listening for networking collection, then the preamble packet of preferential answering IHD end；
If S300 listens to the preamble packet of IHD end, it is judged that the address entrained by described preamble packet is the most identical with the address of ammeter end self, if address is identical, the channel then switching to send application bag receives application bag, if address differs, then abandon described preamble packet, return step S200.”
Although above-mentioned technology contents discloses and is divided by channel, use IHD to be preferably principle, carry out radio meter register, but when network broadband require higher, data volume more greatly, more frequent time, wireless networking can become unstable, and the loan resource of network just becomes at full stretch.
Summary of the invention
The technical problem to be solved is to provide the ammeter wireless meter reading method of a kind of network stabilization, data band IHD equipment accurately.To this end, the present invention is by the following technical solutions:
The ammeter wireless meter reading method of a kind of band IHD equipment, comprises the following steps:
Hardware mid frequency according to RF module, the central point being with this mid frequency, respectively take multiple frequency to both sides, separately constitute two frequency ranges that will not interfere with each other, be designated as frequency range 1 and frequency range 2, the frequency of each frequency range is respectively mapped in the channel of correspondence；
A network (frequency range 1) is formed from module and group leader's IHD end primary module by IHD end, a network (frequency range 2) is formed from module by concentrator side primary module and table end, hop set is set between frequency range 1 and frequency range 2, under this hop set conventional sense, is in frequency range 2；
Each table and corresponding IHD equipment are bound by group leader's IHD end primary module, arrange group leader's IHD end primary module channel in frequency range 1, and channel when being switched to frequency range 2；
Table end to IHD end reporting information time, frequency range is switched to frequency range 1 from module by table end, sends information to group leader's IHD end primary module, and based on hop set after being sent, table end frequency range switches back into frequency range 2；
After group leader's IHD end primary module receives reporting information, it is judged that oneself process or be transmitted to the IHD equipment of its management.
Using on the basis of technique scheme, the present invention also can use technical scheme further below:
After radio meter register equipment runs, group leader's IHD end primary module is switched to frequency range 2, sends, from module, the channel oneself used frequency range 1 to table end, and this channel is saved in FLASH by table end from module.
When performing to check meter task, concentrator initiating amr frame, meter reading data replied by table.
When concentrator actively initiates that IHD is carried out message informing task, concentrator first sends information to table, and table end is again to IHD end reporting information.
When from module timing, table end initiates that IHD is carried out message informing task, after table end receives the message instruction issuing IHD equipment from module, table end is again to IHD end reporting information.
Owing to using technical scheme, after IHD equipment networks, group leader's IHD end automatically can carry out binding and link with corresponding table end, makes table end know the frequency communicated with concentrator and the frequency communicated with IHD equipment.Utilize frequency hopping, table end is in from module conventional sense frequency range 2, by the time the checking meter of concentrator, when information reporting, frequency range is switched to frequency range 1, after having sent, switches back immediately to the frequency range 2 of conventional sense.This management method that the busiest network is divided into two so that two frequency ranges are not disturbed, so that it is guaranteed that the accuracy of the steady fixed sum data of network.Simultaneously, it is contemplated that frequency hopping factor, route backoff algorithm is used.
Accompanying drawing explanation
Fig. 1 is the background technology structural representation of the ammeter wireless meter reading method of the present invention a kind of band IHD equipment.
Fig. 2 is the structural representation of the ammeter wireless meter reading method of the present invention a kind of band IHD equipment.
Fig. 3 is that the concentrator primary module of the ammeter wireless meter reading method of the present invention a kind of band IHD equipment and table end are from the connection diagram of module.
Fig. 4 is that group leader's IHD end primary module of the ammeter wireless meter reading method of the present invention a kind of band IHD equipment and table end are from the connection diagram of module.
Fig. 5 be the IHD end of the ammeter wireless meter reading method of the present invention a kind of band IHD equipment from module and group leader's IHD end primary module, table end from the connection diagram of module.
Fig. 6 is embodiment two schematic diagram of the ammeter wireless meter reading method of the present invention a kind of band IHD equipment.
Fig. 7 is embodiment three schematic diagram of the ammeter wireless meter reading method of the present invention a kind of band IHD equipment.
Detailed description of the invention
In conjunction with accompanying drawing, the ammeter wireless meter reading method of a kind of band IHD equipment that the present invention provides is described further.
Embodiment one, the ammeter wireless meter reading method of a kind of band IHD equipment that the present invention relates to, comprise the following steps:
Hardware mid frequency according to RF module, below 1G RF module communication frequency range is between 119MHz-950MHz, and zigbee module communication frequency range is between 2.405GHz-20475GHz.The central point being with this mid frequency, respectively takes multiple frequency to both sides, separately constitutes two frequency ranges that will not interfere with each other, and is designated as frequency range 1 and frequency range 2, the frequency of each frequency range is respectively mapped in the channel of correspondence.
If the mid frequency of below 1G RF module is 470MHz, respectively take 16 frequencies according to mid frequency to both sides, be spaced 0.5MHz.By frequency 462.5MHz, 463MHz, 463.5MHz, 464MHz, 464.5MHz, 465MHz, 465.5MHz, 466MHz, 466.5MHz, 467MHz, 467.5MHz, 468MHz, 468.5MHz, 469MHz, 469.5MHz, 470MHz divide in frequency range 1；By frequency 470.5MHz, 471MHz, 471.5MHz, 472MHz, 472.5MHz, 473MHz, 473.5MHz, 474MHz, 474.5MHz, 475MHz, 475.5MHz, 476MHz, 476.5MHz, 477MHz, 477.5MHz, 478MHz divide in frequency range 2；The frequency of each frequency range being respectively mapped in these 16 channels of 0B-1A, as the 0B channel in frequency range 1 refers to frequency 462.5MHz, the 0B channel in frequency range 2 refers to 470.5MHz.
A network (frequency range 1) is formed from module and group leader's IHD end primary module by IHD end, a network (frequency range 2) is formed from module by concentrator side primary module and table end, hop set is set between frequency range 1 and frequency range 2, under this hop set conventional sense, is in frequency range 2.Each table and corresponding IHD equipment are bound by group leader's IHD end primary module, arrange group leader's IHD end primary module channel in frequency range 1, and channel when being switched to frequency range 2.
If scene allows first to install concentrator during installation, channel in concentrator primary module frequency range 2 is arranged on 0B channel.Next installing table, after energising, the wireless module of table end can ask to add network in the range of frequency range 2 in the way of sweeping channel, just can add network when sweeping to 0B channel, hereafter table end is just operated in the 0B channel of frequency range 2 from module.See accompanying drawing 3.
Next group leader's IHD end primary module is installed, after energising it can in frequency range 2 0B channel, find corresponding table and bind, bound rear primary module by the 0B channel in frequency error factor to frequency range 1, and be operated under this frequency.In binding procedure, table end receives after the bind request information of IHD equipment from module, can record the 0B channel of frequency range 1 in binding information frame, and the channel configuration in oneself frequency range 1 is become this channel.See accompanying drawing 4.
Next installation IHD end is from module, and after powering on, these can the 0B channel request frequency range 1 network from module, and group leader's IHD end primary module sends after receiving request to allow to network and orders.See accompanying drawing 5.
Table end to IHD end reporting information time, frequency range is switched to frequency range 1 from module by table end, sends information to group leader's IHD end primary module, and based on hop set after being sent, table end frequency range switches back into frequency range 2；After group leader's IHD end primary module receives reporting information, it is judged that oneself process or be transmitted to the IHD equipment of its management.
Embodiment two, IHD is carried out message informing task, when concentrator actively initiates that IHD is carried out message informing task, concentrator first sends information to table, table end after module receives by the bound channels frequency error factor to frequency range 1, transmitting the message to the primary module in group leader IHD, message is issued corresponding IHD equipment after receiving by primary module, and table end has sent, from module, the 0B channel at once switching back into frequency range 2 after message.Seeing accompanying drawing 6, other are identical with embodiment one.
Embodiment three, IHD is carried out message informing task, when from module timing, table end initiates that IHD is carried out message informing task, after table end receives the message instruction issuing IHD equipment from module, by the bound channels in frequency error factor to frequency range 1, then transmitting the message to the primary module in group leader IHD, message is issued corresponding IHD equipment after receiving by primary module, and table end has sent, from module, the 0B channel at once switching back into frequency range 2 after message.Seeing accompanying drawing 7, other are identical with embodiment one.
Although the present invention is by being shown and described with reference to preferred embodiment, but, those skilled in the art are it is to be appreciated that in the range of claims, can the various change made in form and details.
Claims (5)
1. the ammeter wireless meter reading method of a band IHD equipment, it is characterised in that comprise the following steps:
Hardware mid frequency according to RF module, the central point being with this mid frequency, respectively take multiple frequency to both sides, separately constitute two frequency ranges that will not interfere with each other, be designated as frequency range 1 and frequency range 2, the frequency of each frequency range is respectively mapped in the channel of correspondence；
A network (frequency range 1) is formed from module and group leader's IHD end primary module by IHD end, a network (frequency range 2) is formed from module by concentrator side primary module and table end, hop set is set between frequency range 1 and frequency range 2, under this hop set conventional sense, is in frequency range 2；
Each table and corresponding IHD equipment are bound by group leader's IHD end primary module, arrange group leader's IHD end primary module channel in frequency range 1, and channel when being switched to frequency range 2；
Table end to IHD end reporting information time, frequency range is switched to frequency range 1 from module by table end, sends information to group leader's IHD end primary module, and based on hop set after being sent, table end frequency range switches back into frequency range 2；
After group leader's IHD end primary module receives reporting information, it is judged that oneself process or be transmitted to the IHD equipment of its management.
The ammeter wireless meter reading method of a kind of band IHD equipment the most according to claim 1, after it is characterized in that radio meter register equipment runs, group leader's IHD end primary module is switched to frequency range 2, sending, from module, the channel oneself used frequency range 1 to table end, this channel is saved in FLASH by table end from module.
The ammeter wireless meter reading method of a kind of band IHD equipment the most according to claim 1, it is characterised in that when performing to check meter task, concentrator initiating amr frame, meter reading data replied by table.
4. according to the ammeter wireless meter reading method of a kind of band IHD equipment described in claim 1 or 3, it is characterised in that when described concentrator actively initiates that IHD is carried out message informing task, concentrator first sends information to table, and table end is again to IHD end reporting information.
5. according to the ammeter wireless meter reading method of a kind of band IHD equipment described in claim 1 or 3, it is characterized in that described table end is when module timing initiates that IHD is carried out message informing task, after table end receives the message instruction issuing IHD equipment from module, table end is again to IHD end reporting information.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109922463A (en) * | 2019-03-06 | 2019-06-21 | 浙江永泰隆电子股份有限公司 | A kind of point-to-point wireless lan communication system and method |
| CN110971269A (en) * | 2019-12-19 | 2020-04-07 | 长园深瑞继保自动化有限公司 | Wireless frequency hopping ad hoc network method applied to power distribution fault indication system |
| CN111275953A (en) * | 2020-01-17 | 2020-06-12 | 杭州海兴电力科技股份有限公司 | Power equipment communication system and method based on intelligent terminal |
| CN114189764A (en) * | 2021-12-22 | 2022-03-15 | 青岛乾程科技股份有限公司 | Electric energy meter reading method based on RF wireless meter reading variable frequency communication |
| CN114584861A (en) * | 2022-03-09 | 2022-06-03 | 威胜集团有限公司 | Multi-frequency-band communication method, device, equipment, terminal and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111275953A (en) * | 2020-01-17 | 2020-06-12 | 杭州海兴电力科技股份有限公司 | Power equipment communication system and method based on intelligent terminal |
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| CN114189764A (en) * | 2021-12-22 | 2022-03-15 | 青岛乾程科技股份有限公司 | Electric energy meter reading method based on RF wireless meter reading variable frequency communication |
| CN114584861A (en) * | 2022-03-09 | 2022-06-03 | 威胜集团有限公司 | Multi-frequency-band communication method, device, equipment, terminal and storage medium |
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Application publication date: 20170104 |