CN101202469A - Distributing transformator remote monitoring terminal based on embedded system - Google Patents
Distributing transformator remote monitoring terminal based on embedded system Download PDFInfo
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- CN101202469A CN101202469A CNA2007101236011A CN200710123601A CN101202469A CN 101202469 A CN101202469 A CN 101202469A CN A2007101236011 A CNA2007101236011 A CN A2007101236011A CN 200710123601 A CN200710123601 A CN 200710123601A CN 101202469 A CN101202469 A CN 101202469A
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- remote monitoring
- monitoring terminal
- embedded system
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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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
Abstract
The invention provides a distribution transformer remote monitoring terminal based on a built-in system, comprising a control module (10) which is used for controlling the working state of the distribution transformer, a processor (20), a measurement monitoring module (30), a memory (40) and a communication module (50). The invention scientifically, perfectly and exactly carries out real-time monitoring to the distribution transformer, effectively reduces wire loss, provides exact data for load prediction, wire loss analysis and power demand side management (DSM), exactly strikes electricity stealing activity, guides load prediction and dilation installation, etc. The invention provides scientific data for the increment tendency analysis of electricity consumption situation, electricity consumption property and electricity load, and the planning works of system dilation and distribution transformation, etc. Meanwhile, the invention improves working efficiency, reduces the cost of labour, scientifically improves the automation level of distribution management, and greatly improves the comprehensive performance of the whole power system.
Description
Technical field the present invention relates to monitoring equipment, particularly is used for the remote monitoring device of power supply system distribution transformer.
The background technology distribution transformer is a visual plant in the power distribution network, distribution transformer is the elementary cell of power supply, and the monitoring of distribution transformer is significant to the management of power distribution automation management, line loss analyzing, load prediction, electric power demand side.
Distribution transformer (abbreviation distribution transforming) is an equipment of in the power distribution network electric energy directly being distributed to low-voltage customer, be separation distribution transforming installation and electric pole, power distribution room and the box-type substation of low pressure (10KV) power distribution network and user 380/220V power distribution network, have that dispersion, geographical environment situation are changeful, broad covered area, user be numerous, is subjected to characteristics such as user's increase-volume and urban construction influence easily.
Examination to distribution transforming, past is general rely on artificial regularly to distribution transforming have at, limited test, examine the operation conditions of distribution transforming from the data of test, the shortcoming of this examination is exactly that the human factor influence is too big, the testing time is not enough, data test are very limited, and some data can not accomplish to test accurately, the problem of bringing is exactly the operation conditions that the result that tests out can not reflect distribution transforming exactly, needs to expend administrative department's lot of manpower and material resources simultaneously.Therefore distribution transforming is monitored in real time and metering has great importance and necessity.
Summary of the invention the invention provides a kind of distributing transformator remote monitoring terminal based on embedded system, the method that employing is monitored automatically, controls, reported to the police distribution transformer and carries out the remote monitoring remote measurement by serial and wireless communication mode, satisfy the requirement of distributing transformer monitoring metering, have higher reliability and fail safe, reaction speed faster, and have ease for use, automation, intelligentized characteristics, solve and rely on artificial routine test in the prior art, the human factor influence is big, the testing time is not enough, the limited technical problem of data of test.
The scheme that the present invention solves the problems of the technologies described above is: a kind of distributing transformator remote monitoring terminal based on embedded system comprises the control module that is used to control the distribution transformer operating state; This remote monitoring terminal also includes measure monitor module, memory and the communication module of processor and the metering that is connected with processor and each electric parameter of monitoring distribution transformer.Described communication module includes wireless communication apparatus, described wireless communication apparatus is for supporting the combination of a kind of or any several modes in GPRS, CDMA, radio station, the note, and described communication module also includes two RS485 serial line interfaces, a RS232 serial line interface and an absorption type infrared interface.By real-time monitoring to distribution transforming, can in time grasp the ruuning situation of distribution transforming, prevent that the serious overload of distribution transformer load from causing the burning of equipment, acceleration that the serious imbalance of threephase load causes distribution transforming to damage, the power factor that the uneconomical running status that the long-term light(-duty) service of distribution transforming causes and a large amount of inductive loads operation cause is low excessively, high line loss etc.The distribution transforming operation is monitored in real time, copied and get, analyze, handle and control, can in time adjust the distribution transforming running status, the reasonable disposition capacity of distribution transform is adjusted the low-voltage intelligent reactive power compensation control of distribution transforming etc., guarantees distribution transforming safety, stable, operation efficiently.
This remote monitoring terminal also is provided with warning system, this warning system connection processing device, measure monitor module and communication module.
After the present invention adopts above-mentioned technical scheme, science, perfect, exactly distribution transforming is monitored in real time, for the power distribution automation management provides reliable service data and historical summary, effectively reduce line loss, for load prediction, line loss analyzing, demand Side Management (DSM) provide accurate data; Accurately hit stealing, dilatation installation etc. is instructed in load prediction; Be the growth trend analysis of electricity consumption situation, load nature of electricity consumed and power load, provide the data of science carrying out system's increase-volume, the work of drawing of distribution transforming cloth point selection isotactic; Increase work efficiency simultaneously, reduce labour cost, science improves the automatization level of distribution management.Make the combination property of whole electric power system be greatly improved.And on the market, what the user was seeking is exactly this its comprehensive demand that can satisfy, the monitoring equipment of good combination property.
Description of drawings
Fig. 1 is the distributing transformator remote monitoring terminal operation principle schematic diagram that the present invention is based on embedded system.
Embodiment is described with reference to the accompanying drawings specific embodiments of the invention.
By among Fig. 1 as can be known, this distributing transformator remote monitoring terminal based on embedded system comprises the control module 10 that is used to control the distribution transformer operating state; This remote monitoring terminal also includes measure monitor module 30, memory 40 and the communication module 50 of processor 20 and the metering that is connected with processor 20 and each electric parameter of monitoring distribution transformer.Control module 10 is controlled the distribution transformer operating state in real time according to the instruction of processor 20; Measure monitor module 30 has forward and reverse meritorious, and the electric energy metrical that four-quadrant is idle satisfies 1 class precision, has the statistical function of maximum demand, simultaneously transformer is monitored in real time, can in time grasp the ruuning situation of distribution transforming.Have the data-frozen function, have load curve record, quality of voltage statistics and in memory 40, preserve 3 months data, have the harmonic wave monitoring function.Communication module 50 makes this monitoring terminal have the remote data transmission function, realizes remote monitoring.
By real-time monitoring to distribution transforming, can in time grasp the ruuning situation of distribution transforming, prevent that the serious overload of distribution transformer load from causing the burning of equipment, acceleration that the serious imbalance of threephase load causes distribution transforming to damage, the power factor that the uneconomical running status that the long-term light(-duty) service of distribution transforming causes and a large amount of inductive loads operation cause is low excessively, high line loss etc.The distribution transforming operation is monitored in real time, copied and get, analyze, handle and control, can in time adjust the distribution transforming running status, the reasonable disposition capacity of distribution transform is adjusted the low-voltage intelligent reactive power compensation control of distribution transforming etc., guarantees distribution transforming safety, stable, operation efficiently.Perfect, science, accurately distribution transforming is monitored in real time,, effectively reduced line loss, for load prediction, line loss analyzing, demand Side Management (DSM) provide accurate data for the power distribution automation management provides reliable service data and historical summary; Accurately hit stealing, dilatation installation etc. is instructed in load prediction; Be the growth trend analysis of electricity consumption situation, load nature of electricity consumed and power load, provide the data of science carrying out system's increase-volume, the work of drawing of distribution transforming cloth point selection isotactic; Increase work efficiency simultaneously, reduce labour cost, science improves the automatization level of distribution management.
Described communication module 50 includes wireless communication apparatus 51, and described wireless communication apparatus 51 is for supporting the combination of a kind of or any several modes in GPRS, CDMA, radio station, the note; Described communication module 50 also includes two-way RS485 serial line interface 52, a RS232 serial line interface 53 and an absorption type infrared interface 54.Utilize the GPRS/CDMA mechanics of communication, realize the operational monitoring of distribution transformer, two-way RS485 serial line interface 52, a RS232 serial line interface 53 and an absorption type infrared interface 54 are used for on-the-spot electric energy meter data and other intelligent terminals of cascade transmitted.Communication module 50 adopts modularized designs, can change communication module 50 under the situation of stripping device not, has the remote upgrade function.RS485 serial line interface 52 can bear the static contact discharge of 8KV, the surge of 4KV (to zero line), and 2KV fast transient pulse coupling test, A, B terminal can bear the 380V alternating voltage and last 5 minutes.
Described communication module 50 also includes coding/decoding module 55, and described coding/decoding module 55 also contains encryption, deciphering module 551, can encrypt, compress communication data.
This remote monitoring terminal also is provided with warning system 60, these warning system 60 connection processing devices 20, measure monitor module 30 and communication module 50.Incidents such as voltage negative phase sequence, electric current reversed polarity, power failure, incoming call, overload, overcurrent, overvoltage, under-voltage, phase shortage, the phase failure, differential warning, overcompensation, undercompensation are carried out active reports to the police.Can also monitor the clock battery of terminal own, backup battery, realize the warning of battery failures by perfect decision logic.The device power supply adopts the three-phase and four-line power supply, the phase shortage operate as normal, and the nominal voltage that can bear 1.9 times of phase-to-ground voltages lasts 4 hours not to be damaged.
Described processor 20 is 32 embedded-type ARM 7 processors, and described memory 40 is big capacity Flash memory.Adopt the main flow 32-bit microprocessor or add embedded operating system design scheme, to guarantee sophisticated functions requirements such as data forwarding, terminal communication, data management.32 embedded-type ARM 7 processors, cooperate big capacity Flash memory and stable public network digital transmission module, and adopt modular terminal structure scheme, the device of technical grade and circuit design, thereby have very high reliability and Electro Magnetic Compatibility, can adapt to various abominable running environment such as high low temperature and strong jamming.
Claims (9)
1. the distributing transformator remote monitoring terminal based on embedded system comprises the control module (10) that is used to control the distribution transformer operating state; It is characterized in that: this remote monitoring terminal also includes measure monitor module (30), memory (40) and the communication module (50) of processor (20) and the metering that is connected with processor (20) and each electric parameter of monitoring distribution transformer.
2. according to the described distributing transformator remote monitoring terminal based on embedded system of claim 1, it is characterized in that: described communication module (50) includes wireless communication apparatus (51).
3. according to the described distributing transformator remote monitoring terminal based on embedded system of claim 2, it is characterized in that: described wireless communication apparatus (51) is for supporting the combination of a kind of or any several modes in GPRS, CDMA, radio station, the note.
4. according to claim 1,2 or 3 described distributing transformator remote monitoring terminals based on embedded system, it is characterized in that: described communication module (50) also includes two RS485 serial line interfaces (52), a RS232 serial line interface (53) and an absorption type infrared interface (54).
5. according to the described distributing transformator remote monitoring terminal based on embedded system of claim 1, it is characterized in that: described communication module (50) also includes coding/decoding module (55).
6. according to the described distributing transformator remote monitoring terminal of claim 1 based on embedded system, it is characterized in that: this remote monitoring terminal also is provided with warning system (60), this warning system (60) connection processing device (20), measure monitor module (30) and communication module (50).
7. according to the described distributing transformator remote monitoring terminal based on embedded system of claim 1, it is characterized in that: described processor (20) is 32 embedded-type ARM 7 processors.
8. according to the described distributing transformator remote monitoring terminal based on embedded system of claim 1, it is characterized in that: described memory (40) is big capacity Flash memory.
9. according to the described distributing transformator remote monitoring terminal based on embedded system of claim 5, it is characterized in that: described coding/decoding module (55) also contains encryption, deciphering module (551).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNA2007101236011A CN101202469A (en) | 2007-09-25 | 2007-09-25 | Distributing transformator remote monitoring terminal based on embedded system |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007101236011A CN101202469A (en) | 2007-09-25 | 2007-09-25 | Distributing transformator remote monitoring terminal based on embedded system |
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| CN101202469A true CN101202469A (en) | 2008-06-18 |
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| CNA2007101236011A Pending CN101202469A (en) | 2007-09-25 | 2007-09-25 | Distributing transformator remote monitoring terminal based on embedded system |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101594003B (en) * | 2009-06-29 | 2010-12-08 | 江苏金智科技股份有限公司 | Method for achieving background monitoring based on embedded device |
| CN101478157B (en) * | 2008-10-13 | 2011-05-04 | 宁波电业局 | Automatic electricity generation control system and load prediction automatic integrated optimization method |
| CN102402721A (en) * | 2010-09-15 | 2012-04-04 | 波音公司 | Electrical load management system |
| CN102713859A (en) * | 2009-11-09 | 2012-10-03 | 艾克瑟吉有限公司 | System and method for maximising thermal efficiency of power plant |
| CN103337911A (en) * | 2013-06-21 | 2013-10-02 | 河南开启电力实业有限公司 | Intelligent amorphous alloy transformer |
| CN104502668A (en) * | 2014-12-24 | 2015-04-08 | 镇江长河电力技术有限公司 | Voltage quality monitoring system based on DTU (date transfer unit) |
| CN104502667A (en) * | 2014-12-24 | 2015-04-08 | 镇江长河电力技术有限公司 | Voltage quality monitoring device based on DTU (date transfer unit) |
| CN105119378A (en) * | 2015-09-09 | 2015-12-02 | 国网浙江省电力公司湖州供电公司 | Low-voltage power distribution line on-line monitoring system |
| CN106169814A (en) * | 2016-08-23 | 2016-11-30 | 苏州盛达胶粘制品有限公司 | A kind of can the transformation system of remotely intelligently monitoring |
| CN106372285A (en) * | 2016-08-20 | 2017-02-01 | 石家庄铁道大学 | Embedded system-based distribution transformer remote monitoring terminal |
| CN106787193A (en) * | 2016-12-22 | 2017-05-31 | 国网山东省电力公司鄄城县供电公司 | Remote manages intelligent terminal and management system |
| CN111697705A (en) * | 2020-07-10 | 2020-09-22 | 西南石油大学 | Power distribution integrated device based on multi-source information control |
-
2007
- 2007-09-25 CN CNA2007101236011A patent/CN101202469A/en active Pending
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101478157B (en) * | 2008-10-13 | 2011-05-04 | 宁波电业局 | Automatic electricity generation control system and load prediction automatic integrated optimization method |
| CN101594003B (en) * | 2009-06-29 | 2010-12-08 | 江苏金智科技股份有限公司 | Method for achieving background monitoring based on embedded device |
| CN102713859A (en) * | 2009-11-09 | 2012-10-03 | 艾克瑟吉有限公司 | System and method for maximising thermal efficiency of power plant |
| CN102713859B (en) * | 2009-11-09 | 2015-04-29 | 艾克瑟吉有限公司 | System and method for maximising thermal efficiency of power plant |
| US10521978B2 (en) | 2010-09-15 | 2019-12-31 | The Boeing Company | Electrical load management system |
| CN102402721A (en) * | 2010-09-15 | 2012-04-04 | 波音公司 | Electrical load management system |
| CN102402721B (en) * | 2010-09-15 | 2016-08-10 | 波音公司 | Electrical load management system |
| CN103337911A (en) * | 2013-06-21 | 2013-10-02 | 河南开启电力实业有限公司 | Intelligent amorphous alloy transformer |
| CN104502668A (en) * | 2014-12-24 | 2015-04-08 | 镇江长河电力技术有限公司 | Voltage quality monitoring system based on DTU (date transfer unit) |
| CN104502667A (en) * | 2014-12-24 | 2015-04-08 | 镇江长河电力技术有限公司 | Voltage quality monitoring device based on DTU (date transfer unit) |
| CN105119378A (en) * | 2015-09-09 | 2015-12-02 | 国网浙江省电力公司湖州供电公司 | Low-voltage power distribution line on-line monitoring system |
| CN106372285A (en) * | 2016-08-20 | 2017-02-01 | 石家庄铁道大学 | Embedded system-based distribution transformer remote monitoring terminal |
| CN106169814B (en) * | 2016-08-23 | 2018-12-04 | 苏州盛达飞智能科技股份有限公司 | It is a kind of can remotely intelligently monitoring transformation system |
| CN106169814A (en) * | 2016-08-23 | 2016-11-30 | 苏州盛达胶粘制品有限公司 | A kind of can the transformation system of remotely intelligently monitoring |
| CN106787193A (en) * | 2016-12-22 | 2017-05-31 | 国网山东省电力公司鄄城县供电公司 | Remote manages intelligent terminal and management system |
| CN111697705A (en) * | 2020-07-10 | 2020-09-22 | 西南石油大学 | Power distribution integrated device based on multi-source information control |
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Open date: 20080618 |