CN103049992A - Broadcast meter-reading method for wireless intelligent meter-reading system - Google Patents
Broadcast meter-reading method for wireless intelligent meter-reading system Download PDFInfo
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- CN103049992A CN103049992A CN201210568817XA CN201210568817A CN103049992A CN 103049992 A CN103049992 A CN 103049992A CN 201210568817X A CN201210568817X A CN 201210568817XA CN 201210568817 A CN201210568817 A CN 201210568817A CN 103049992 A CN103049992 A CN 103049992A
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Abstract
The invention discloses a broadcast meter-reading method for a wireless intelligent meter-reading system. The wireless intelligent meter-reading system comprises a concentrator, a repeater, a handset and terminal meters. The method is characterized in that the repeater calculates the total waiting time of the broadcast meter-reading according to the own file meter number after receiving a broadcast meter-reading command from the concentrator or the handset, and then sends the broadcast meter-reading command to the meter terminals; the repeater enters a carrier sense mode to work in a low-power-consumption way after a meter terminal module returns successfully; if no terminal meter returns data or the file meters inside the repeater are completely read, the read terminal meter data is returned to the concentrator according to the path of the real-time broadcast meter reading command from the concentrator; after all the meters are completely read, the concentrator packages the real-time data of all the subordinate terminal meters to send the data package to a far server to complete broadcast real-time meter-reading in one attempt. The method overcomes the interference to the adjacent meters during the batch meter-reading of the concentrator, and reduces the battery capacity consumed due to the interference to the meters and the time spent in batch meter-reading.
Description
Technical field
The present invention relates to a kind of wireless intelligent water meter system, particularly disclose the method that concentrator broadcasting is checked meter fast in real time in a kind of wireless intelligent meter reading system.
Background technology
Wireless remote transmission intelligent hydroscope system generally is comprised of concentrator, repeater and terminal list in the world.The method that existing concentrator obtains the table end data have passive reception at regular time and quantity data and directly copying get the two kinds of methods of end data of showing.For low-power consumption table end module, directly check meter in real time and generally all adopt point-to-point meter reading method, do so following some shortcoming: 1. because the RXD channel of all table ends is all identical in system, singly copying wherein any when table, contiguous table all can be received the order of this time checking meter, get 100 tables if so once copy, so single table will be disturbed 99 times, invisible being increased of the consumption of so singly boasting of one's bit of contribution.2. point-to-point checking meter because be that queuing type is checked meter one by one copying in the single situation that does not need 1.5s, finished when 100 table real time datas read and need to be expended 150s.Be concentrator the stand-by period of obtaining data by invisible prolongation.
Summary of the invention
The object of the invention is to solve the defective that exists in the prior art, a kind of wireless intelligent meter reading system broadcasting meter register method is provided, solve concentrator interference to contiguous table when checking meter in batches, reduce the battery capacity that therefore consumes, and reduce concentrator and put one by one and copy the needed stand-by period of terminal list.
The present invention is achieved in that a kind of wireless intelligent meter reading system broadcasting meter register method, comprise concentrator, repeater, write by hand device and terminal list, it is characterized in that: when concentrator is copied the broadcasting meter reading data by repeater: when when concentrator receives that by GPRS remote server issues, checking meter order, if the checking meter in real time of tape relay, concentrator at first needs specified path that the order of checking meter in real time is issued to terminal repeater so, then terminal repeater is checked meter after the order receiving broadcasting that concentrator issues, archives table number according to himself calculates the total waiting time that this broadcasting is checked meter, as 100 table archives are arranged in the repeater, total waiting time is 100*0.5 second=50 second so, in 50 seconds, can issue at most four-wheel and broadcast the order of checking meter, be every the wheel 50 seconds/4=12.5 consuming time second, its time spent shortens nearly 3 times than point-to-point meter reading method.Issue broadcasting and check meter order to the table end, receive that when the subordinate of this repeater shows to hold module this broadcasting checks meter after the order this moment, number calculate the broadcasting order of checking meter according to self ID and reply the random wait time, usually the stand-by period upper limit is no more than 60ms, after the random wait time delays is finished, start the function of Listen Before Talk cochannel aerial signal intensity, judge whether the air traffic channel of this moment is occupied, the order if occupied then incoming carrier listen mode, the broadcasting of waiting for next round are checked meter.If air traffic channel is unoccupied, table end module is then replied the broadcasting order of checking meter, wait table end module to reply successfully after incoming carrier listen mode at once then, carry out low-power consumption work.Order can not be shown its subordinate all to copy back if the first round that repeater issues broadcasting is checked meter, repeater can carry out second taking turns so, third round, fourth round broadcasting are checked meter issuing of order, when second take turns, third round, fourth round repeater issue the check meter archives table of endless table return data after the order or repeater inside of broadcasting and all copy and take into, so repeater action of checking meter of then going off the air, and then according to concentrator issue real-time broadcast check meter the path of order return the terminal list data of getting of copying to concentrator.Deng all terminal list data in the concentrator all copy take into after, concentrator is being dealt into the real time data of all subordinate terminal tables packing the teletransmission server.Namely finish once to broadcast and check meter in real time.
Copying the broadcasting meter reading data when concentrator directly copies and gets: when checking meter order when concentrator receives that by GPRS remote server issues, if concentrator immediate meter reading, after concentrator is received the order of checking meter in real time that remote server issues, archives table number according to himself calculates the total waiting time that this broadcasting is checked meter, as 100 table archives are arranged in the concentrator, total waiting time is 100*0.5 second=50 second so, in 50 seconds, can issue at most four-wheel and broadcast the order of checking meter, be every the wheel 50 seconds/4=12.5 consuming time second, its time spent shortens nearly 3 times than point-to-point meter reading method.Issue broadcasting and check meter order to the table end, receive that when the subordinate of this concentrator shows to hold module this broadcasting checks meter after the order this moment, number calculate the broadcasting order of checking meter according to self ID and reply the random wait time, usually the stand-by period upper limit is no more than 60mS, after the random wait time delays is finished, start the function of Listen Before Talk cochannel aerial signal intensity, judge whether the air traffic channel of this moment is occupied, the order if occupied then incoming carrier listen mode, the broadcasting of waiting for next round are checked meter.If air traffic channel is unoccupied, table end module is then replied the broadcasting order of checking meter, wait table end module to reply successfully after incoming carrier listen mode at once then, carry out low-power consumption work.Order can not be shown its subordinate all to copy back if the first round that concentrator issues broadcasting is checked meter, concentrator can carry out second taking turns so, third round, fourth round broadcasting are checked meter issuing of order, when second take turns, third round, fourth round concentrator issue the check meter archives table of endless table return data after the order or repeater inside of broadcasting and all copy and take into, so concentrator action of checking meter of then going off the air, then after waiting in the concentrator all terminal list data all to copy to take into, concentrator is being dealt into the teletransmission server to the packing of the real time data of all subordinate terminal tables.Namely finish once to broadcast and check meter in real time.
The broadcasting of the concentrator order of checking meter can be that the background service program issues by GPRS, and the write by hand device is issued.The broadcasting of the repeater order of checking meter can be that concentrator issues, and also can be that the write by hand device issues.
The invention has the beneficial effects as follows: a kind of wireless intelligent meter reading system broadcasting of the present invention meter register method, can solve concentrator when checking meter in batches, the hair band that descends of checking meter one by one wakes the data of introduction up to the interference of contiguous table, thereby reduces because the disturbed capacitance that consumes of table.Reducing simultaneously concentrator puts one by one and copies the needed stand-by period of terminal list.
Description of drawings
Fig. 1 is the present invention's process blocks synoptic diagram of checking meter.
Embodiment
With reference to the accompanying drawings, a kind of wireless intelligent meter reading system broadcasting of the present invention meter register method comprises concentrator, repeater, write by hand device and terminal list.
When concentrator is copied the broadcasting meter reading data by repeater: when when concentrator receives that by GPRS remote server issues, checking meter order, if the checking meter in real time of tape relay, concentrator at first needs specified path that the order of checking meter in real time is issued to terminal repeater so, then terminal repeater is checked meter after the order receiving broadcasting that concentrator issues, archives table number according to himself calculates the total waiting time that this broadcasting is checked meter, as 100 table archives are arranged in the repeater, total waiting time is 100*0.5 second=50 second so, in 50 seconds, can issue at most four-wheel and broadcast the order of checking meter, be every the wheel 50 seconds/4=12.5 consuming time second, its time spent shortens nearly 3 times than point-to-point meter reading method.Issue broadcasting and check meter order to the table end, receive that when the subordinate of this repeater shows to hold module this broadcasting checks meter after the order this moment, number calculate the broadcasting order of checking meter according to self ID and reply the random wait time, usually the stand-by period upper limit is no more than 60ms, after the random wait time delays is finished, start the function of Listen Before Talk cochannel aerial signal intensity, judge whether the air traffic channel of this moment is occupied, the order if occupied then incoming carrier listen mode, the broadcasting of waiting for next round are checked meter.If air traffic channel is unoccupied, table end module is then replied the broadcasting order of checking meter, wait table end module to reply successfully after incoming carrier listen mode at once then, carry out low-power consumption work.Order can not be shown its subordinate all to copy back if the first round that repeater issues broadcasting is checked meter, repeater can carry out second taking turns so, third round, fourth round broadcasting are checked meter issuing of order, when second take turns, third round, fourth round repeater issue the check meter archives table of endless table return data after the order or repeater inside of broadcasting and all copy and take into, so repeater action of checking meter of then going off the air, and then according to concentrator issue real-time broadcast check meter the path of order return the terminal list data of getting of copying to concentrator.Deng all terminal list data in the concentrator all copy take into after, concentrator is being dealt into the real time data of all subordinate terminal tables packing the teletransmission server.Namely finish once to broadcast and check meter in real time.
Copying the broadcasting meter reading data when concentrator directly copies and gets: when checking meter order when concentrator receives that by GPRS remote server issues, if concentrator immediate meter reading, after concentrator is received the order of checking meter in real time that remote server issues, archives table number according to himself calculates the total waiting time that this broadcasting is checked meter, as 100 table archives are arranged in the concentrator, total waiting time is 100*0.5 second=50 second so, in 50 seconds, can issue at most four-wheel and broadcast the order of checking meter, be every the wheel 50 seconds/4=12.5 consuming time second, its time spent shortens nearly 3 times than point-to-point meter reading method.Issue broadcasting and check meter order to the table end, receive that when the subordinate of this concentrator shows to hold module this broadcasting checks meter after the order this moment, number calculate the broadcasting order of checking meter according to self ID and reply the random wait time, usually the stand-by period upper limit is no more than 60mS, after the random wait time delays is finished, start the function of Listen Before Talk cochannel aerial signal intensity, judge whether the air traffic channel of this moment is occupied, the order if occupied then incoming carrier listen mode, the broadcasting of waiting for next round are checked meter.If air traffic channel is unoccupied, table end module is then replied the broadcasting order of checking meter, wait table end module to reply successfully after incoming carrier listen mode at once then, carry out low-power consumption work.Order can not be shown its subordinate all to copy back if the first round that concentrator issues broadcasting is checked meter, concentrator can carry out second taking turns so, third round, fourth round broadcasting are checked meter issuing of order, when second take turns, third round, fourth round concentrator issue the check meter archives table of endless table return data after the order or repeater inside of broadcasting and all copy and take into, so concentrator action of checking meter of then going off the air, then after waiting in the concentrator all terminal list data all to copy to take into, concentrator is being dealt into the teletransmission server to the packing of the real time data of all subordinate terminal tables.Namely finish once to broadcast and check meter in real time.
The broadcasting of the concentrator order of checking meter can be that the background service program issues by GPRS, and the write by hand device is issued.The broadcasting of the repeater order of checking meter can be that concentrator issues, and also can be that the write by hand device issues.
Claims (2)
1. a wireless intelligent meter reading system is broadcasted meter register method, comprise concentrator, repeater, write by hand device and terminal list, it is characterized in that: repeater is checked meter after the order receiving broadcasting that concentrator or write by hand device issue, archives table number according to himself calculates the total waiting time that this broadcasting is checked meter, issue broadcasting and check meter order to the table end, receive that when the subordinate of this repeater shows to hold module this broadcasting checks meter after the order this moment, number calculate the broadcasting order of checking meter according to self ID and reply the random wait time, after the random wait time delays is finished, start the function of Listen Before Talk cochannel aerial signal intensity, whether the air traffic channel of judging this moment is occupied, the order if occupied then incoming carrier listen mode, the broadcasting of waiting for next round are checked meter; If air traffic channel is unoccupied, table end module is then replied the broadcasting order of checking meter, wait table end module to reply successfully after incoming carrier listen mode at once then, carry out low-power consumption work; Order can not be shown its subordinate all to copy back if the first round that repeater issues broadcasting is checked meter, repeater can carry out second taking turns so, third round, fourth round broadcasting are checked meter issuing of order, when second take turns, third round, fourth round repeater issue the check meter archives table of endless table return data after the order or repeater inside of broadcasting and all copy and take into, so repeater action of checking meter of then going off the air, and then according to concentrator issue real-time broadcast check meter the path of order return the terminal list data of getting of copying to concentrator; Deng all terminal list data in the concentrator all copy take into after, concentrator is being dealt into the teletransmission server to the real time data of all subordinate terminal tables packing, finishes with broadcasting once and checks meter in real time.
2. a kind of wireless intelligent meter reading system according to claim 1 is broadcasted meter register method, it is characterized in that: when when concentrator receives that by GPRS remote server or write by hand device issue, checking meter order, if concentrator immediate meter reading, after concentrator is received the order of checking meter in real time that remote server issues, archives table number according to himself calculates the total waiting time that this broadcasting is checked meter, issue broadcasting and check meter order to the table end, receive that when the subordinate of this concentrator shows to hold module this broadcasting checks meter after the order this moment, number calculate the broadcasting order of checking meter according to self ID and reply the random wait time, after the random wait time delays is finished, start the function of Listen Before Talk cochannel aerial signal intensity, whether the air traffic channel of judging this moment is occupied, the order if occupied then incoming carrier listen mode, the broadcasting of waiting for next round are checked meter; If air traffic channel is unoccupied, table end module is then replied the broadcasting order of checking meter, wait table end module to reply successfully after incoming carrier listen mode at once then, carry out low-power consumption work; Order can not be shown its subordinate all to copy back if the first round that concentrator issues broadcasting is checked meter, concentrator can carry out second and takes turns so, third round, fourth round is broadcasted issuing of the order of checking meter, take turns when second, third round, the fourth round concentrator issues the check meter archives table of endless table return data after the order or repeater inside of broadcasting and all copies and take into, so concentrator action of checking meter of then going off the air, then after waiting in the concentrator all terminal list data all to copy to take into, concentrator is being dealt into the teletransmission server to the packing of the real time data of all subordinate terminal tables, finishes once to broadcast and checks meter in real time.
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Cited By (11)
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CN105070009A (en) * | 2015-07-31 | 2015-11-18 | 国网宁夏电力公司 | Public utility meter based data acquisition system and method |
CN106600941A (en) * | 2017-02-15 | 2017-04-26 | 南通德高环境监测技术有限公司 | Low-power-consumption wireless ad-hoc network meter reading system |
CN103873131B (en) * | 2014-04-09 | 2017-08-25 | 成都千嘉科技有限公司 | A kind of radio meter register communication relay method |
CN107305730A (en) * | 2016-04-18 | 2017-10-31 | 湖南双佳水务集团有限公司 | Wireless long-distance meter-reading system method for managing power supply |
CN108320484A (en) * | 2018-03-01 | 2018-07-24 | 成都秦川物联网科技股份有限公司 | Remote transmitting gas meter answer method and remote transmitting gas meter system |
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CN103873131B (en) * | 2014-04-09 | 2017-08-25 | 成都千嘉科技有限公司 | A kind of radio meter register communication relay method |
CN105070009A (en) * | 2015-07-31 | 2015-11-18 | 国网宁夏电力公司 | Public utility meter based data acquisition system and method |
CN107305730B (en) * | 2016-04-18 | 2020-06-26 | 湖南双佳水务集团有限公司 | Power supply management method for wireless remote meter reading system |
CN107305730A (en) * | 2016-04-18 | 2017-10-31 | 湖南双佳水务集团有限公司 | Wireless long-distance meter-reading system method for managing power supply |
CN106781415B (en) * | 2017-01-20 | 2021-03-02 | 中国电力科学研究院 | Method and system for automatically maintaining communication parameters of centralized meter reading collector |
CN106600941A (en) * | 2017-02-15 | 2017-04-26 | 南通德高环境监测技术有限公司 | Low-power-consumption wireless ad-hoc network meter reading system |
CN108320484A (en) * | 2018-03-01 | 2018-07-24 | 成都秦川物联网科技股份有限公司 | Remote transmitting gas meter answer method and remote transmitting gas meter system |
CN109640307A (en) * | 2018-12-29 | 2019-04-16 | 上海肯特仪表股份有限公司 | Rapid meter reading method based on Bluetooth broadcast |
CN110189513A (en) * | 2019-07-03 | 2019-08-30 | 重庆市山城燃气设备有限公司 | A kind of wireless meter reading method |
CN110211360A (en) * | 2019-07-03 | 2019-09-06 | 平顶山燃气有限责任公司 | Based on the random broadcast type meter register method for waking up table end |
CN110211360B (en) * | 2019-07-03 | 2021-04-16 | 平顶山燃气有限责任公司 | Broadcast type meter reading method based on random awakening meter end |
CN112104925A (en) * | 2020-09-09 | 2020-12-18 | 上海汉枫电子科技有限公司 | Task allocation-based DLT645 protocol collector control method |
CN112466107A (en) * | 2020-11-24 | 2021-03-09 | 重庆市山城燃气设备有限公司 | Wireless passive wake-up grouping meter reading system and method and grouping point reading and group reading method |
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Application publication date: 20130417 |