CN205610355U - Intermediate protects on -line monitoring device based on loRa communication technology - Google Patents
Intermediate protects on -line monitoring device based on loRa communication technology Download PDFInfo
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- CN205610355U CN205610355U CN201620476905.0U CN201620476905U CN205610355U CN 205610355 U CN205610355 U CN 205610355U CN 201620476905 U CN201620476905 U CN 201620476905U CN 205610355 U CN205610355 U CN 205610355U
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- 238000004891 communication Methods 0.000 title claims abstract description 67
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 238000005516 engineering process Methods 0.000 title abstract description 6
- 238000012806 monitoring device Methods 0.000 title abstract 2
- 230000001681 protective effect Effects 0.000 claims description 11
- 239000011152 fibreglass Substances 0.000 claims description 5
- 239000004593 Epoxy Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000036039 immunity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses an intermediate protects on -line monitoring device based on loRa communication technology belongs to wireless communication technology field, including distribution main website, distribution transformer, user's block terminal and antenna, set up distribution and transform terminal in distribution transformer, distribution and transform terminal and distribution main website are in by GPRS signal connection distribution transformer in set up loRa gateway unit user's block terminal set up residual current protection ware and loRa node communication module unit, residual current protection ware and the unit connection of loRa node communication module, loRa gateway unit with a plurality of loRa node communication module unit signal connection, the utility model discloses the signal interference killing feature is strong, the data acquisition success rate is high, and the data transmission volume promotes by a wide margin, and the communication fee is low, is worth using widely.
Description
Technical field
This utility model belongs to wireless communication technology field, relates to a kind of middle rank protection on-Line Monitor Device based on LoRa mechanics of communication.
Background technology
To have the fiber optic communication of the characteristics such as high transmission rates, high bandwidth, high reliability in network system Backbone Communication.Along with the proposition of the demands such as electrical network is emergent to natural disaster, distribution intellectuality, office automation, radio communication will be disposed rapidly with it, not by the features such as ground is limited extensively applying in communication of power system.
Be provided with three grades of residual current protectings in low-voltage platform area, rural area, the most always guarantor, middle rank are protected and family guarantor (end protection), and at present, the intermediate guarantor of RCD monitoring system, its communication modes is mainly based on GPRS/CDMA;Shown by the result that on-the-spot application communication mode is analyzed, the GPRS/CDMA communication mode used at present, there is following drawback:
1. rural area or remote districts, are affected by carrier network coverage limitation, and data acquisition success rate is relatively low;
2., by communication bandwidth and existing equipment performance impact, actual 40 nodes/platform district signal that can only accept transmits, for larger district of RCD, it is more difficult to realize;
3. produce long-term communication fee and running cost;
4. maintenance cost is higher.
Utility model content
When the purpose of this utility model is to overcome the communication modes using GPRS/CDMA in prior art; data acquisition success rate is the highest; data blocking is serious; communication rate are high, the more high technical problem of maintenance cost; there is provided a kind of data acquisition success rate high; communication fee is low, reliable and stable middle rank protection on-Line Monitor Device based on LoRa mechanics of communication.
In order to solve above-mentioned technical problem, this utility model provides a kind of middle rank protection on-Line Monitor Device based on LoRa mechanics of communication, including distribution main website, distribution transformer, user's distribution box and antenna, in described distribution transformer, distribution transformer terminals is set, described distribution transformer terminals is connected by GPRS signal with distribution main website, LoRa gateway unit is set in described distribution transformer, at described user's distribution box, residual current operated protective device and LoRa node communication module/unit are set, described residual current operated protective device is connected with LoRa node communication module/unit, described LoRa gateway unit is connected with several described LoRa node communication module/cell signal.
Above-mentioned middle rank protection on-Line Monitor Device based on LoRa mechanics of communication, described LoRa gateway unit is linked by RS485 interface with distribution transformer terminals.
Above-mentioned middle rank protection on-Line Monitor Device based on LoRa mechanics of communication, described residual current operated protective device is linked by RS485 interface with LoRa node communication module/unit.
Above-mentioned middle rank protection on-Line Monitor Device based on LoRa mechanics of communication, described LoRa node communication module/unit is arranged on inside RCD.
Above-mentioned middle rank protection on-Line Monitor Device based on LoRa mechanics of communication, described antenna is set to fibre-glass epoxy antenna.
Above-mentioned middle rank protection on-Line Monitor Device based on LoRa mechanics of communication, described on-Line Monitor Device arranges parts of raising one's voice.
Compared with prior art, the beneficial effects of the utility model are: 1, signal capacity of resisting disturbance is strong, data acquisition success rate is high.
2, volume of transmitted data is substantially improved, and after application LoRa wireless communication technique, is tested by on-the-spot platform district, has the most reached every 15 minutes transmission primaries data, and one day 24 hours 96 points, communication data amount totally has more 3 times than ever.
3, node communication chip volume is little, can be directly embedded into middle rank guarantor, node-node transmission chip based on LoRa technological development, and volume is little, can be directly embedded into middle rank guarantor, and safe and reliable, strong interference immunity, stability is greatly improved.
4, built-in phonic warning function, after user occurs the faults such as electric leakage, middle rank protection actively sends alarm voice reminder user and notes Electrical Safety, simple and practical.
5, communication fee is low.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.
It is arranged on the first order RCD (be called for short total protect) of power distribution station low-pressure side, is responsible for whole the residual current distinguishing road outlet (load current, three-phase voltage, other are abnormal etc.) monitoring;Being arranged on the RCD (abbreviation middle rank is protected) of total secondary main protected between family guarantor or branch line, middle rank guarantor (containing three-phase, single-phase middle guarantor) is that each downlead connects 5~10 families installation one.
A kind of based on LoRa mechanics of communication middle rank protection on-Line Monitor Device as shown in Figure 1; including distribution main website, distribution transformer, user's distribution box and antenna; distribution transformer terminals is set in distribution transformer; described distribution transformer terminals is connected by GPRS signal with distribution main website; LoRa gateway unit is set in distribution transformer; residual current operated protective device and LoRa node communication module/unit are set in user's distribution box; residual current operated protective device is connected with LoRa node communication module/unit, and LoRa gateway unit is connected with several LoRa node communication module/cell signal.This utility model utilizes LoRa wireless communication technique to substitute GPRS/CDMA mechanics of communication, utilize LoRa gateway unit to replace original communications adapter, add signal transmission distance, decrease communication level, facilitate operation maintenance, improve acquisition of information success rate and reduce running cost.Using LoRa technology, signal capacity of resisting disturbance is strong, data acquisition success rate is high, finds that data breakpoint rate have dropped 64.6% by platform district pilot, and LoRa technical transmission success rate has reached 99.99%, and volume of transmitted data is substantially improved.
Middle rank protection on-Line Monitor Device based on LoRa mechanics of communication as shown in Figure 1, LoRa gateway unit is linked by RS485 interface with distribution transformer terminals;LoRa gateway unit is connected with distribution transformer terminals with 485 lines, completes signal transmission.Described residual current operated protective device is linked by RS485 interface with LoRa node communication module/unit; residual current operated protective device is linked by RS485; its communication unit volume is little, can be directly installed in the distribution box at residual current operated protective device place, and workmen is understandable and conveniently installs.
As further improvement of the utility model measure; LoRa node communication module/unit is arranged on inside RCD; LoRa node communication module/unit is directly embedded in RCD; solve the problem that middle rank protector communication module in-site installation is complicated; safe and reliable; strong interference immunity, stability is greatly improved.
As it is shown in figure 1, as further improvement of the utility model measure, described antenna is set to fibre-glass epoxy antenna.Due to fiberglass communication antenna, having elastic force good, anticorrosive, wind resistance is strong, and the life-span is long, signal stabilization, is difficult to the advantages such as short circuit, therefore, utilizes fibre-glass epoxy antenna, can be with enhancing signal.
As further improvement of the utility model measure, described on-Line Monitor Device arranges parts (not shown) of raising one's voice, built-in voice message parts are such as set, when having the faults such as electric leakage as user, middle rank is protected and is sent alarm sound, remind user in time, inform user power utilization safety, simple and practical.
This utility model utilizes LoRa wireless telecommunication system; middle rank protection local communication for RCD system; substitute original GPRS communication pattern; reduce communication level; facilitate operation maintenance; improve acquisition of information success rate and reduction running cost, all have very important significance for improving the intelligent level of rural area low-voltage power electrical network, minimizing human cost, the work efficiency that improves, the accuracy ensureing data acquisition and reinforcement field accident emergency processing etc..
Above in conjunction with accompanying drawing, this utility model embodiment is explained in detail; but this utility model is not limited to above-mentioned embodiment; to those skilled in the art; can also make some modification and improvement under without departing from premise of the present utility model, these also should be regarded as belonging to protection domain of the present utility model.
Claims (6)
1. a middle rank protection on-Line Monitor Device based on LoRa mechanics of communication, including distribution main website, distribution transformer, user's distribution box and antenna, in described distribution transformer, distribution transformer terminals is set, described distribution transformer terminals is connected by GPRS signal with distribution main website, it is characterized in that: LoRa gateway unit is set in described distribution transformer, at described user's distribution box, residual current operated protective device and LoRa node communication module/unit are set, described residual current operated protective device is connected with LoRa node communication module/unit, described LoRa gateway unit is connected with several described LoRa node communication module/cell signal.
Middle rank protection on-Line Monitor Device based on LoRa mechanics of communication the most according to claim 1, it is characterised in that: described LoRa gateway unit is linked by RS485 interface with distribution transformer terminals.
Middle rank protection on-Line Monitor Device based on LoRa mechanics of communication the most according to claim 1, it is characterised in that: described residual current operated protective device is linked by RS485 interface with LoRa node communication module/unit.
Middle rank protection on-Line Monitor Device based on LoRa mechanics of communication the most according to claim 1, it is characterised in that: described LoRa node communication module/unit is arranged on inside RCD.
Middle rank protection on-Line Monitor Device based on LoRa mechanics of communication the most according to claim 1, it is characterised in that: described antenna is set to fibre-glass epoxy antenna.
Middle rank protection on-Line Monitor Device based on LoRa mechanics of communication the most according to claim 1, it is characterised in that: described on-Line Monitor Device arranges parts of raising one's voice.
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CN201620476905.0U CN205610355U (en) | 2016-05-24 | 2016-05-24 | Intermediate protects on -line monitoring device based on loRa communication technology |
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CN201620476905.0U CN205610355U (en) | 2016-05-24 | 2016-05-24 | Intermediate protects on -line monitoring device based on loRa communication technology |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106950342A (en) * | 2017-03-10 | 2017-07-14 | 西京学院 | A kind of remote industrial waste water pH value remote supervision system based on LoRa technologies |
CN107682175A (en) * | 2017-08-25 | 2018-02-09 | 天津中兴智联科技有限公司 | A kind of remote management and control method and system based on LPWAN technologies |
CN107911801A (en) * | 2017-10-26 | 2018-04-13 | 上海宏力达信息技术股份有限公司 | A kind of wireless communication system and method based on LoRa |
CN107948264A (en) * | 2017-11-16 | 2018-04-20 | 芜湖市卓亚电气有限公司 | Power equipment signal wireless transmission system |
CN108173344A (en) * | 2017-12-29 | 2018-06-15 | 浙江亿安电力电子科技有限公司 | LORA wireless communication techniques are in the application process of low-voltage distribution transformer platform district |
CN108206585A (en) * | 2017-11-21 | 2018-06-26 | 国网浙江省电力公司台州供电公司 | A kind of low-voltage platform area monitoring of equipment device and method using lora communication modes |
CN109979179A (en) * | 2019-03-08 | 2019-07-05 | 苏州天一信德环保科技有限公司 | Match electricity consumption monitor terminal based on GPRS and Lora technology |
-
2016
- 2016-05-24 CN CN201620476905.0U patent/CN205610355U/en active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106950342A (en) * | 2017-03-10 | 2017-07-14 | 西京学院 | A kind of remote industrial waste water pH value remote supervision system based on LoRa technologies |
CN107682175A (en) * | 2017-08-25 | 2018-02-09 | 天津中兴智联科技有限公司 | A kind of remote management and control method and system based on LPWAN technologies |
CN107682175B (en) * | 2017-08-25 | 2020-08-28 | 天津中兴智联科技有限公司 | Remote management control method and system based on LPWAN technology |
CN107911801A (en) * | 2017-10-26 | 2018-04-13 | 上海宏力达信息技术股份有限公司 | A kind of wireless communication system and method based on LoRa |
CN107948264A (en) * | 2017-11-16 | 2018-04-20 | 芜湖市卓亚电气有限公司 | Power equipment signal wireless transmission system |
CN108206585A (en) * | 2017-11-21 | 2018-06-26 | 国网浙江省电力公司台州供电公司 | A kind of low-voltage platform area monitoring of equipment device and method using lora communication modes |
CN108173344A (en) * | 2017-12-29 | 2018-06-15 | 浙江亿安电力电子科技有限公司 | LORA wireless communication techniques are in the application process of low-voltage distribution transformer platform district |
CN109979179A (en) * | 2019-03-08 | 2019-07-05 | 苏州天一信德环保科技有限公司 | Match electricity consumption monitor terminal based on GPRS and Lora technology |
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