CN105301416A - Electric energy quality monitoring device and monitoring method thereof - Google Patents
Electric energy quality monitoring device and monitoring method thereof Download PDFInfo
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- CN105301416A CN105301416A CN201510856183.1A CN201510856183A CN105301416A CN 105301416 A CN105301416 A CN 105301416A CN 201510856183 A CN201510856183 A CN 201510856183A CN 105301416 A CN105301416 A CN 105301416A
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Abstract
The invention discloses an electric energy quality monitoring device and a monitoring method thereof. The device comprises data monitoring nodes, a central node, an electric energy quality monitoring center, and an iPad. The method comprises internet-of-things networking of the data monitoring nodes, the central node, the electric energy quality monitoring center and the iPad, and other steps. The beneficial effects are that the device uses the data monitoring nodes based on a digital wireless network so that the voltage of a power system can be dropped and raised temporarily and terminated for a short time; voltage waveform distortion caused by resonant waves and other vital electric energy quality problems can be detected in real time to ensure electricity usage requirements of residents and industry.
Description
Technical field
The invention belongs to power equipment monitoring technical field.Be specifically related to a kind of equipment for monitoring power quality and monitoring method thereof.
Background technology
During 12, motherland's economy keeps high speed development, the supply load of electrical network also increases day by day, electric company is for ensureing resident and commercial power demand, must improve the quality of power supply, monitoring becomes the focus of various places Utilities Electric Co., and the accident that serious power quality problem causes happens occasionally, cause the loss of manpower, material resources and financial resources, therefore the quality of power supply to be carried out accurately and fast and the monitoring of actual time safety is very important.But, because measured terminal is a lot, and great majority are distributed in the severe area of weather conditions, position distribution is more complicated also, so the data monitoring inserting knot being positioned at each terminal to get up very loaded down with trivial details, and the data monitoring node of each intrinsic terminal usually damages or fine motion position by the environmental impact of surrounding, " traffic jam " is there is when signal transmission, also very unordered in a jumble during transmission, greatly reduce the stable accuracy of efficiency and detection, often can only by consulting in monitoring center and transferring for Monitoring Data and historical situation staff, place in the wild or beyond monitoring center just cannot consult and transfer, and limit due to the hardware condition of iPad, the browser in iPad is used directly to call local Verification System substantially impossible, special secure browser plug-in unit have to be developed.
Summary of the invention
The object of the invention is to provide a kind of equipment for monitoring power quality and monitoring method thereof to overcome above-mentioned deficiency.
A kind of equipment for monitoring power quality, comprises with lower part: data monitoring node 100, for every power index of monitoring terminal; Centroid 200, for receiving every power index of monitoring terminal, store and upload; Electric energy quality monitoring center 300, for controlling the operation of monitoring device and the concentrated supervision and management to the whole network power quality index; IPad400, for realizing remote inquiry the whole network quality of power supply state, it is characterized in that carrying out communication interaction between described data monitoring node 100 and Centroid 200, described Centroid 200 carries out communication interaction with electric energy quality monitoring center 300, and communication interaction is carried out with iPad400 in described electric energy quality monitoring center 300.
Communication interaction is carried out by WSN or TDMA agreement between described data monitoring node 100 and Centroid 200, carry out communication interaction by RS-232 or RS-485 between described Centroid 200 and electric energy quality monitoring center 300, described electric energy quality monitoring center 300 and iPad400 carry out communication interaction by wireless WiFi or bluetooth or Cloud Server.
Described data monitoring node 100 comprises master data monitoring node and from data monitoring node, integrated high-definition camera module 500 on described data monitoring node 100.
A kind of electric energy quality monitoring method comprises the following steps:
001, internet of things networking is carried out to data monitoring node 100, Centroid 200, electric energy quality monitoring center 300 and iPad400;
002, judge that whether above-mentioned networking is successful, if it is turn next step, if otherwise return the step that previous step continues networking;
003, data monitoring node 100 gathers power quality index, and power quality index is regularly sent to Centroid 200;
004, Centroid 200 is before the signal of communication not receiving electric energy quality monitoring center 300, the power quality index that the multiple data monitoring node 100 of real-time reception sends, Centroid 200 is after the signal of communication receiving electric energy quality monitoring center 300, in response to the signal of communication at electric energy quality monitoring center 300, the power quality index of reception is sent to electric energy quality monitoring center 300;
005, the power quality index of reception and the standard power quality index scope prestored contrast by electric energy quality monitoring center 300, determine power index grade, thus determine the quality of power supply level of current electric energy quality monitoring net, judge whether comprise protection act in the information of the quality of power supply level of current electric energy quality monitoring net, going to step 006 as comprised, if do not comprised, going to step 007;
006, electric energy quality monitoring net state packet is containing protection act, illustrate that electric energy quality monitoring net exists fault, the power quality index of data monitoring node 100 to monitoring separately carries out instantaneous record, high-definition camera module 500 is to the instantaneous storage video recording to power quality index when breaking down, easy access personnel pass judgment on current power quality index and learn after the reparation of electric energy quality monitoring net, then go to step 008;
Step 7: electric energy quality monitoring net state data do not comprise protection act, illustrates that electric energy quality monitoring net is normal, then goes to step 008.
008, to historical data encryption after electric energy quality monitoring center 300 saves historical data, staff can be decrypted the historical data that 300 li, electric energy quality monitoring center is preserved by iPad400 is long-range, and consults historical data by iPad browser.
Comprise the following steps during 100 networking of data monitoring node in described step 001:
011, data monitoring node 100 Sampling network environment, determines the frequency point information of each data monitoring node 100;
012, setting data monitoring node 100 can gather the signal of multiple frequency simultaneously, and only sends signal at a frequency;
013, temporal information constantly to from data monitoring node transmission time information, after data monitoring node receives and the deadline is synchronous, is handed down to one of them remaining data monitoring node by master data monitoring node, by that analogy, the time synchronized of the whole network is completed;
014, search adjacent data monitoring node, and record the frequency point information of adjacent data monitoring node, and frequency point information is handed down to adjacent data monitoring node;
015, if data monitoring node T1 is at certain business time-slot, send data to adjacent data monitoring node T2, so data monitoring node T1 is output state at this business time-slot, now can not arrange other destination nodes again, adjacent data monitoring node T2 can only be handed down at a frequency; Tentation data monitoring node T1 is at certain business time-slot, receive the data of adjacent data monitoring node T2, so data monitoring node T1 is input state at this business time-slot, can receive the data of different frequencies, so this time slot can also receive the data that other different frequent points are sent.
Described step 013 is specially: master data monitoring node adopts omnidirectional antenna to send signal, receives the signal that multiple frequency is sent, until cover all frequencies, if do not receive the signal of master data monitoring node from data monitoring node, then each signal receiving multiple frequency and send, until cover all frequencies, if receive the signal of master data monitoring node from data monitoring node, then enter thick synchronous regime from data monitoring node, temporal information is handed down to one of them remaining data monitoring node, accept (n+1)th data monitoring node of the n-th data monitoring node time information, it is the node that the n-th data monitoring node n jumps scope, will with the n-th data monitoring node building topology network hierarchical structure, by that analogy, n+1 will be formed successively jump, n+2 jumps, n+3 jumps ... wait node, final formation multi-levels data monitoring node networking also completes the time synchronized of each hierarchical data monitoring node.
Described step 008 specifically comprises the following steps:
081, personnel query uses the browser in iPad400 to log in Cloud Server by HTTP, and the call request of digital certificate is sent to Cloud Server;
082, electric energy quality monitoring center 300 logs in Cloud Server, Cloud Server sends inquiry request password to electric energy quality monitoring center 300, input inquiry request password in electric energy quality monitoring center 300 receives call request, then complete the process of calling of digital certificate, afterwards result is fed back to Cloud Server;
083, personnel query uses the browser in iPad400 to log in Cloud Server by HTTP, Cloud Server feeds back described inquiry request password to iPad400, iPad400 inputs described inquiry request password query processing result, and according to the historical data that result selects inquiry electric energy quality monitoring center 300 to preserve;
084, after completing inquiry, described inquiry request password is temporarily stored in Cloud Server, when receiving call request next time, electric energy quality monitoring center 300 first logs in Cloud Server retrieval and whether preserves identical described inquiry request password, if do not have, then return step 082, if have, then return step 083, if described inquiry request password temporary in Cloud Server was not once all called in one day, even if electric energy quality monitoring center 300 logs in Cloud Server retrieval and preserves identical described inquiry request password after one day, Cloud Server is also refused to send described inquiry request password to electric energy quality monitoring center 300.
In described step 008, historical data comprises the text of data, excellent figure and trend map.
Advantage of the present invention has: this device utilizes based on digital radio data monitoring node, can in electric system voltage dip, temporary liter and short interruptions, the important power quality problems such as the voltage waveform distortion that harmonic wave produces detect in real time, to ensure resident and commercial power demand, and the job network structure of data acquisition node of the present invention can carry out being dynamically adapted to optimum condition at any time, solve the situation because weather conditions badly cause wireless communications environment not good, multiple signals are received while summit sends a road signal, effectively avoid " traffic jam ", considerably increase network capacity, browser in iPad can log in Cloud Server by HTTP, then special secure browser plug-in unit need not be developed by several bout invokes authentication system.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of equipment for monitoring power quality of the present invention.
Embodiment
Below in conjunction with specific embodiment, the present invention is further illustrated:
A kind of equipment for monitoring power quality, comprises with lower part: data monitoring node 100, for every power index of monitoring terminal; Centroid 200, for receiving every power index of monitoring terminal, store and upload; Electric energy quality monitoring center 300, for controlling the operation of monitoring device and the concentrated supervision and management to the whole network power quality index; IPad400, for realizing remote inquiry the whole network quality of power supply state, it is characterized in that carrying out communication interaction between described data monitoring node 100 and Centroid 200, described Centroid 200 carries out communication interaction with electric energy quality monitoring center 300, and communication interaction is carried out with iPad400 in described electric energy quality monitoring center 300.
Communication interaction is carried out by WSN or TDMA agreement between described data monitoring node 100 and Centroid 200, carry out communication interaction by RS-232 or RS-485 between described Centroid 200 and electric energy quality monitoring center 300, described electric energy quality monitoring center 300 and iPad400 carry out communication interaction by wireless WiFi or bluetooth or Cloud Server.
Described data monitoring node 100 comprises master data monitoring node and from data monitoring node, integrated high-definition camera module 500 on described data monitoring node 100.
A kind of electric energy quality monitoring method comprises the following steps:
001, internet of things networking is carried out to data monitoring node 100, Centroid 200, electric energy quality monitoring center 300 and iPad400;
002, judge that whether above-mentioned networking is successful, if it is turn next step, if otherwise return the step that previous step continues networking;
003, data monitoring node 100 gathers power quality index, and power quality index is regularly sent to Centroid 200;
004, Centroid 200 is before the signal of communication not receiving electric energy quality monitoring center 300, the power quality index that the multiple data monitoring node 100 of real-time reception sends, Centroid 200 is after the signal of communication receiving electric energy quality monitoring center 300, in response to the signal of communication at electric energy quality monitoring center 300, the power quality index of reception is sent to electric energy quality monitoring center 300;
005, the power quality index of reception and the standard power quality index scope prestored contrast by electric energy quality monitoring center 300, determine power index grade, thus determine the quality of power supply level of current electric energy quality monitoring net, judge whether comprise protection act in the information of the quality of power supply level of current electric energy quality monitoring net, going to step 006 as comprised, if do not comprised, going to step 007;
006, electric energy quality monitoring net state packet is containing protection act, illustrate that electric energy quality monitoring net exists fault, the power quality index of data monitoring node 100 to monitoring separately carries out instantaneous record, high-definition camera module 500 is to the instantaneous storage video recording to power quality index when breaking down, easy access personnel pass judgment on current power quality index and learn after the reparation of electric energy quality monitoring net, then go to step 008;
Step 7: electric energy quality monitoring net state data do not comprise protection act, illustrates that electric energy quality monitoring net is normal, then goes to step 008.
008, to historical data encryption after electric energy quality monitoring center 300 saves historical data, staff can be decrypted the historical data that 300 li, electric energy quality monitoring center is preserved by iPad400 is long-range, and consults historical data by iPad browser.
Comprise the following steps during 100 networking of data monitoring node in described step 001:
011, data monitoring node 100 Sampling network environment, determines the frequency point information of each data monitoring node 100;
012, setting data monitoring node 100 can gather the signal of multiple frequency simultaneously, and only sends signal at a frequency;
013, temporal information constantly to from data monitoring node transmission time information, after data monitoring node receives and the deadline is synchronous, is handed down to one of them remaining data monitoring node by master data monitoring node, by that analogy, the time synchronized of the whole network is completed;
014, search adjacent data monitoring node, and record the frequency point information of adjacent data monitoring node, and frequency point information is handed down to adjacent data monitoring node;
015, if data monitoring node T1 is at certain business time-slot, send data to adjacent data monitoring node T2, so data monitoring node T1 is output state at this business time-slot, now can not arrange other destination nodes again, adjacent data monitoring node T2 can only be handed down at a frequency; Tentation data monitoring node T1 is at certain business time-slot, receive the data of adjacent data monitoring node T2, so data monitoring node T1 is input state at this business time-slot, can receive the data of different frequencies, so this time slot can also receive the data that other different frequent points are sent.
Described step 013 is specially: master data monitoring node adopts omnidirectional antenna to send signal, receives the signal that multiple frequency is sent, until cover all frequencies, if do not receive the signal of master data monitoring node from data monitoring node, then each signal receiving multiple frequency and send, until cover all frequencies, if receive the signal of master data monitoring node from data monitoring node, then enter thick synchronous regime from data monitoring node, temporal information is handed down to one of them remaining data monitoring node, accept (n+1)th data monitoring node of the n-th data monitoring node time information, it is the node that the n-th data monitoring node n jumps scope, will with the n-th data monitoring node building topology network hierarchical structure, by that analogy, n+1 will be formed successively jump, n+2 jumps, n+3 jumps ... wait node, final formation multi-levels data monitoring node networking also completes the time synchronized of each hierarchical data monitoring node.
Described step 008 specifically comprises the following steps:
081, personnel query uses the browser in iPad400 to log in Cloud Server by HTTP, and the call request of digital certificate is sent to Cloud Server;
082, electric energy quality monitoring center 300 logs in Cloud Server, Cloud Server sends inquiry request password to electric energy quality monitoring center 300, input inquiry request password in electric energy quality monitoring center 300 receives call request, then complete the process of calling of digital certificate, afterwards result is fed back to Cloud Server;
083, personnel query uses the browser in iPad400 to log in Cloud Server by HTTP, Cloud Server feeds back described inquiry request password to iPad400, iPad400 inputs described inquiry request password query processing result, and according to the historical data that result selects inquiry electric energy quality monitoring center 300 to preserve;
084, after completing inquiry, described inquiry request password is temporarily stored in Cloud Server, when receiving call request next time, electric energy quality monitoring center 300 first logs in Cloud Server retrieval and whether preserves identical described inquiry request password, if do not have, then return step 082, if have, then return step 083, if described inquiry request password temporary in Cloud Server was not once all called in one day, even if electric energy quality monitoring center 300 logs in Cloud Server retrieval and preserves identical described inquiry request password after one day, Cloud Server is also refused to send described inquiry request password to electric energy quality monitoring center 300.
In described step 008, historical data comprises the text of data, excellent figure and trend map.
This device utilizes based on digital radio data monitoring node, can in electric system voltage dip, temporary liter and short interruptions, the important power quality problems such as the voltage waveform distortion that harmonic wave produces detect in real time, to ensure resident and commercial power demand, and the job network structure of data acquisition node of the present invention can carry out being dynamically adapted to optimum condition at any time, solve the situation because weather conditions badly cause wireless communications environment not good, multiple signals are received while summit sends a road signal, effectively avoid " traffic jam ", considerably increase network capacity, browser in iPad can log in Cloud Server by HTTP, then special secure browser plug-in unit need not be developed by several bout invokes authentication system.
Claims (8)
1. an equipment for monitoring power quality, comprises with lower part: data monitoring node (100), for every power index of monitoring terminal; Centroid (200), for receiving every power index of monitoring terminal, store and upload; Electric energy quality monitoring center (300), for controlling the operation of monitoring device and the concentrated supervision and management to the whole network power quality index; IPad (400), for realizing remote inquiry the whole network quality of power supply state, it is characterized in that carrying out communication interaction between described data monitoring node (100) and Centroid (200), communication interaction is carried out at described Centroid (200) and electric energy quality monitoring center (300), and described electric energy quality monitoring center (300) and iPad (400) carry out communication interaction.
2. equipment for monitoring power quality according to claim 1, it is characterized in that carrying out communication interaction by WSN or TDMA agreement between described data monitoring node (100) and Centroid (200), carry out communication interaction by RS-232 or RS-485 between described Centroid (200) and electric energy quality monitoring center (300), described electric energy quality monitoring center (300) and iPad (400) carry out communication interaction by wireless WiFi or bluetooth or Cloud Server.
3. equipment for monitoring power quality according to claim 1 and 2, it is characterized in that described data monitoring node (100) comprises master data monitoring node and from data monitoring node, described data monitoring node (100) is integrated high-definition camera module (500) above.
4. the equipment for monitoring power quality according to claim 1 or 2 or 3, its monitoring method comprises the following steps:
001, internet of things networking is carried out to data monitoring node (100), Centroid (200), electric energy quality monitoring center (300) and iPad (400);
002, judge that whether above-mentioned networking is successful, if it is turn next step, if otherwise return the step that previous step continues networking;
003, data monitoring node (100) gathers power quality index, and power quality index is regularly sent to Centroid (200);
004, Centroid (200) is before the signal of communication not receiving electric energy quality monitoring center (300), the power quality index that the multiple data monitoring node (100) of real-time reception sends, Centroid (200) is after the signal of communication receiving electric energy quality monitoring center (300), in response to the signal of communication of electric energy quality monitoring center (300), the power quality index of reception is sent to electric energy quality monitoring center (300);
005, the power quality index of reception and the standard power quality index scope prestored contrast by electric energy quality monitoring center (300), determine power index grade, thus determine the quality of power supply level of current electric energy quality monitoring net, judge whether comprise protection act in the information of the quality of power supply level of current electric energy quality monitoring net, going to step 006 as comprised, if do not comprised, going to step 007;
006, electric energy quality monitoring net state packet is containing protection act, illustrate that electric energy quality monitoring net exists fault, the power quality index of data monitoring node (100) to monitoring separately carries out instantaneous record, high-definition camera module (500) is to the instantaneous storage video recording to power quality index when breaking down, easy access personnel pass judgment on current power quality index and learn after the reparation of electric energy quality monitoring net, then go to step 008;
Step 7: electric energy quality monitoring net state data do not comprise protection act, illustrates that electric energy quality monitoring net is normal, then goes to step 008.
008, after electric energy quality monitoring center (300) saves historical data, historical data is encrypted, staff can be decrypted by the long-range historical data to electric energy quality monitoring center (300) inner preservation of iPad (400), and consults historical data by iPad browser.
5. electric energy quality monitoring method according to claim 4, comprises the following steps when it is characterized in that data monitoring node (100) networking in described step 001:
011, data monitoring node (100) Sampling network environment, determines the frequency point information of each data monitoring node (100);
012, setting data monitoring node (100) can gather the signal of multiple frequency simultaneously, and only sends signal at a frequency;
013, temporal information constantly to from data monitoring node transmission time information, after data monitoring node receives and the deadline is synchronous, is handed down to one of them remaining data monitoring node by master data monitoring node, by that analogy, the time synchronized of the whole network is completed;
014, search adjacent data monitoring node, and record the frequency point information of adjacent data monitoring node, and frequency point information is handed down to adjacent data monitoring node;
015, if data monitoring node T1 is at certain business time-slot, send data to adjacent data monitoring node T2, so data monitoring node T1 is output state at this business time-slot, now can not arrange other destination nodes again, adjacent data monitoring node T2 can only be handed down at a frequency; Tentation data monitoring node T1 is at certain business time-slot, receive the data of adjacent data monitoring node T2, so data monitoring node T1 is input state at this business time-slot, can receive the data of different frequencies, so this time slot can also receive the data that other different frequent points are sent.
6. electric energy quality monitoring method according to claim 5, is characterized in that described step 013 is specially: master data monitoring node adopts omnidirectional antenna to send signal, receives the signal that multiple frequency is sent, until cover all frequencies, if do not receive the signal of master data monitoring node from data monitoring node, then each signal receiving multiple frequency and send, until cover all frequencies, if receive the signal of master data monitoring node from data monitoring node, then enter thick synchronous regime from data monitoring node, temporal information is handed down to one of them remaining data monitoring node, accept (n+1)th data monitoring node of the n-th data monitoring node time information, it is the node that the n-th data monitoring node n jumps scope, will with the n-th data monitoring node building topology network hierarchical structure, by that analogy, n+1 will be formed successively jump, n+2 jumps, n+3 jumps ... wait node, final formation multi-levels data monitoring node networking also completes the time synchronized of each hierarchical data monitoring node.
7. electric energy quality monitoring method according to claim 4, is characterized in that described step 008 specifically comprises the following steps:
081, personnel query uses the browser in iPad (400) to log in Cloud Server by HTTP, and the call request of digital certificate is sent to Cloud Server;
082, electric energy quality monitoring center (300) logs in Cloud Server, Cloud Server sends inquiry request password to electric energy quality monitoring center (300), electric energy quality monitoring center (300) input inquiry request password receives call request, then complete the process of calling of digital certificate, afterwards result is fed back to Cloud Server;
083, personnel query uses the browser in iPad (400) to log in Cloud Server by HTTP, Cloud Server feeds back described inquiry request password to iPad (400), iPad (400) inputs described inquiry request password query processing result, and according to the historical data that result selects inquiry electric energy quality monitoring center (300) to preserve;
084, after completing inquiry, described inquiry request password is temporarily stored in Cloud Server, when receiving call request next time, electric energy quality monitoring center (300) first logs in Cloud Server retrieval and whether preserves identical described inquiry request password, if do not have, then return step 082, if have, then return step 083, if described inquiry request password temporary in Cloud Server was not once all called in one day, even if electric energy quality monitoring center (300) log in Cloud Server retrieval and preserve identical described inquiry request password after one day, Cloud Server is also refused to send described inquiry request password to electric energy quality monitoring center (300).
8. electric energy quality monitoring method according to claim 4, is characterized in that in described step 008, historical data comprises the text of data, excellent figure and trend map.
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| CN108872881A (en) * | 2018-06-26 | 2018-11-23 | 包莉丽 | Distributed generation resource electric energy quality monitoring method |
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| CN109142916A (en) * | 2018-07-28 | 2019-01-04 | 宋云飞 | Electric energy quality monitoring system |
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| CN110009893A (en) * | 2019-05-24 | 2019-07-12 | 安徽扬远信息科技有限公司 | A kind of tele-control system and its control method of voltage dip instrument |
| CN114089027A (en) * | 2021-10-29 | 2022-02-25 | 国网山东省电力公司梁山县供电公司 | Electric energy quality monitoring system and method |
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