CN105897895A - Power anomaly data monitoring system based on wireless sensor network - Google Patents

Power anomaly data monitoring system based on wireless sensor network Download PDF

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Publication number
CN105897895A
CN105897895A CN201610224302.6A CN201610224302A CN105897895A CN 105897895 A CN105897895 A CN 105897895A CN 201610224302 A CN201610224302 A CN 201610224302A CN 105897895 A CN105897895 A CN 105897895A
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sensor
sensor network
data
module
monitoring
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CN105897895B (en
Inventor
时建华
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Shenzhen Power Supply Bureau Co Ltd
Shenzhen Comtop Information Technology Co Ltd
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时建华
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network-specific arrangements or communication protocols supporting networked applications
    • H04L67/12Network-specific arrangements or communication protocols supporting networked applications adapted for proprietary or special purpose networking environments, e.g. medical networks, sensor networks, networks in a car or remote metering networks
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/0006Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network for single frequency AC networks
    • H02J13/0013Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network for single frequency AC networks characterised by transmission structure between the control or monitoring unit and the controlled or monitored unit
    • H02J13/0017Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network for single frequency AC networks characterised by transmission structure between the control or monitoring unit and the controlled or monitored unit with direct transmission between the control or monitoring unit and the controlled or monitored unit
    • H02J13/0075Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network for single frequency AC networks characterised by transmission structure between the control or monitoring unit and the controlled or monitored unit with direct transmission between the control or monitoring unit and the controlled or monitored unit using radio means
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W64/00Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W84/00Network topologies
    • H04W84/18Self-organising networks, e.g. ad-hoc networks or sensor networks
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20Smart grids as enabling technology in buildings sector
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S40/00Systems 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
    • Y04S40/12Systems 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
    • Y04S40/126Systems 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 power anomaly data monitoring system based on a wireless sensor network. The system comprises a sensor network node and a monitoring center server, wherein the sensor network node is arranged at a detected part and is connected with the monitoring center server via a local area network; the monitoring center server provides data service or gives early warning information to a remote user via the network; the sensor network node comprises a sensor network positioning module for positioning by adopting an ellipse location method, a sensor constraint module for constraints on the cost and the energy of the sensor, a self-power supply module for providing power by adopting a pigment sensitized-type photo cell and a data correction module. The system of the invention has the advantages that the service life is long; the monitoring precision is high; the sensor network node positioning speed is quickened; the cost and the energy of the sensor are constrained; and the monitoring cost is saved maximally.

Description

A kind of based on wireless sensor network electricity exception data monitoring system
Technical field
The present invention relates to electric power monitoring application, be specifically related to a kind of based on wireless sensor network electricity exception data Monitoring system.
Background technology
In power system security is monitored, sensor is often distributed in key point or the weak spot of power system.These are surveyed Point layout is relatively decentralized, and owing to the type difference of power system is often positioned in different positions.Along with monitoring the time passage with And the growth of sensing data volume, there is bigger difficulty, and for sensor in management, the tissue of sensing data at sensor The data that network node is collected must be the most meaningful in conjunction with its positional information in measuring coordinate system.
Additionally, the working sensor energy consumption that used of monitoring is big and is easily subject to the impact of the environment such as temperature, cause sensing The data precision measured by device reduces, and have impact on precision and the cost of monitoring further.
Summary of the invention
For the problems referred to above, the present invention provide a kind of can quickly alignment sensor network node, simultaneously to sensor Expense and energy carry out retraining, degree of accuracy is higher based on wireless sensor network electricity exception data monitoring system.
The purpose of the present invention realizes by the following technical solutions:
A kind of based on wireless sensor network electricity exception data monitoring system, including sensor network nodes, LAN, Monitoring center's server and short message alarm module, described sensor network nodes is arranged in tested position and services with monitoring center Device is connected by LAN, monitoring center's server by network to long-distance user provide data, services or send early warning believe Breath, it is possible to sending early warning note by short message alarm module, it is characterized in that, described sensor network nodes includes:
(1) location in sensors network module, is used for obtaining sensor network nodes own location information, and it includes connecting successively Task-driven submodule, locator module and the signal processing submodule connect, described task-driven submodule by LAN with Monitoring center's server connects, and task-driven submodule drives locator module to obtain self position of ad-hoc network of sensors node Confidence ceases, by self-position after the own location information of the described signal processing submodule described ad-hoc network of sensors node of reading Information delivers to described monitoring center server;Described locator module uses oval positioning mode to position, and arranges biography during location The coordinate of sensor network node is that (x, y), the coordinate of reference mode is (xn,yn), n=A, B, C, D, with (xA,yA) as first The coordinate of reference mode, with (xm,ym) as the coordinate of the second reference mode, positioning equation is:
( x - x m ) 2 + ( y - y m ) 2 + ( x - x A ) 2 + ( y - y A ) 2 = d A m
Wherein, m=B, C, D, dAmFor sensor network nodes to the first reference mode, the distance of the second reference mode and, Solving equation obtains the position of sensor;
(2) sensor constraints module, for retraining expense and the energy of sensor, is expressed as sensor network Undirected cum rights connects figure W=(N, L), and N represents that number of network node, L represent two-way link collection, and constraint function is:
f = 1 [ Σ l ∈ L c ( l ) + Σ n ∈ N c ( n ) ] [ Σ l ∈ L p ( l ) + Σ n ∈ N p ( n ) ] ( Af b + Bf d + Cf d j + Df p l )
Wherein, fb、fd、fdj、fplBeing respectively bandwidth, time delay, delay jitter, packet loss penalty, A, B, C, D are respectively fb、fd、fdj、fplWeight coefficient, [∑l∈Lc(l)+∑n∈NC (n)] it is expense restriction, [∑l∈Lp(l)+∑n∈NP (n)] it is energy Amount constraint;
When sensor network route meets bandwidth, time delay, delay jitter, packet loss constraints, fb、fd、fdj、fpl's Value is all 1, other situations fb、fd、fdj、fplValue all in the range of (0,1), expense restriction and energy constraint should be full Minima is taken under conditions of foot straps width, time delay, delay jitter and packet loss constraint;
(3) self-powered module, for sensor energy supply, it includes to continue energy supply to sensor under illumination condition Coloring matter sensitization type light cell;
Further, described data correction module is also included based on wireless sensor network electricity exception data monitoring system And the power detecting module being connected with signal processing submodule;
Described data correction module is for being corrected the data of sensor acquisition, and the data after correction are sent in monitoring Central server, arranges correction factorWherein T0For local mean temperature, T is sensor acquisition data Time real time temperature, m is the correction factor selected according to sensor type, arranges the value of m in the range of (0,0.05), then
T≥T0Time, updating formula is:
Y x = Y · ( 1 - me - ( | T - T 0 T | + 0.001 ) )
T < T0Time, updating formula is:
Y x = Y · ( 1 + me - ( | T - T 0 T | + 0.001 ) )
Wherein, Y is by the one of sensor acquisition group of data, YxFor data after correction;
Described signal processing submodule reads the power information of the sensor network nodes of power detecting module detection, and then The power information of sensor network nodes is sent to described monitoring center server.
Further, before gathering data, the clock using TPSN algorithm to realize wireless sensor network synchronizes, specifically Synchronize plus clock jitter, the clock completing node for the local clock at node to be synchronized.
The invention have the benefit that
1, positioning sensor network nodes is the premise of accurate measurements, arranges the sensor using oval positioning mode Network location module, simplifies location Calculation, accelerates the locating speed of sensor network nodes, sets up electric power rapidly different The monitoring system of regular data;
2, by setting sensor constraints module, for expense and the energy of sensor are retrained, it is possible to electricity Power abnormal data saves monitoring cost on the premise of effectively monitoring to greatest extent;
3, after general sensor node uses a period of time, self-contained power depletion and lost efficacy, be arranged on illumination bar Continue the coloring matter sensitization type light cell of energy supply under part to sensor, extend the service life of electricity exception data monitoring system;
4, it is provided for the data correction module that the data of sensor acquisition are corrected, improves based on wireless sensing The monitoring accuracy of device network electric power abnormal data monitoring system.
Accompanying drawing explanation
The invention will be further described to utilize accompanying drawing, but the embodiment in accompanying drawing does not constitute any limit to the present invention System, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain according to the following drawings Other accompanying drawing.
Fig. 1 is the connection diagram of each intermodule of the present invention.
Detailed description of the invention
The invention will be further described with the following Examples.
Embodiment 1
Seeing Fig. 1, the present embodiment is a kind of based on wireless sensor network electricity exception data monitoring system, including sensor Network node, LAN, monitoring center's server and short message alarm module, described sensor network nodes is arranged in tested position And be connected by LAN with monitoring center server, monitoring center's server provides data to take by network to long-distance user It is engaged in or sends early warning information, it is possible to sending early warning note by short message alarm module, it is characterized in that, described sensor network nodes Including:
(1) location in sensors network module, is used for obtaining sensor network nodes own location information, and it includes connecting successively Task-driven submodule, locator module and the signal processing submodule connect, described task-driven submodule by LAN with Monitoring center's server connects, and task-driven submodule drives locator module to obtain self position of ad-hoc network of sensors node Confidence ceases, by self-position after the own location information of the described signal processing submodule described ad-hoc network of sensors node of reading Information delivers to described monitoring center server;Described locator module uses oval positioning mode to position, and arranges biography during location The coordinate of sensor network node is that (x, y), the coordinate of reference mode is (xn,yn), n=A, B, C, D, with (xA,yA) as first The coordinate of reference mode, with (xm,ym) as the coordinate of the second reference mode, positioning equation is:
( x - x m ) 2 + ( y - y m ) 2 + ( x - x A ) 2 + ( y - y A ) 2 = d A m
Wherein, m=B, C, D, dAmFor sensor network nodes to the first reference mode, the distance of the second reference mode and, Solving equation obtains the position of sensor;
(2) sensor constraints module, for retraining expense and the energy of sensor, is expressed as sensor network Undirected cum rights connects figure W=(N, L), and N represents that number of network node, L represent two-way link collection, and constraint function is:
f = 1 [ Σ l ∈ L c ( l ) + Σ n ∈ N c ( n ) ] [ Σ l ∈ L p ( l ) + Σ n ∈ N p ( n ) ] ( Af b + Bf d + Cf d j + Df p l )
Wherein, fb、fd、fdj、fplBeing respectively bandwidth, time delay, delay jitter, packet loss penalty, A, B, C, D are respectively fb、fd、fdj、fplWeight coefficient, [∑l∈Lc(l)+∑n∈NC (n)] it is expense restriction, [∑l∈Lp(l)+∑n∈NP (n)] it is energy Amount constraint;
When sensor network route meets bandwidth, time delay, delay jitter, packet loss constraints, fb、fd、fdj、fpl's Value is all 1, other situations fb、fd、fdj、fplValue all in the range of (0,1), expense restriction and energy constraint should be full Minima is taken under conditions of foot straps width, time delay, delay jitter and packet loss constraint;
(3) self-powered module, for sensor energy supply, it includes to continue energy supply to sensor under illumination condition Coloring matter sensitization type light cell;
Further, described data correction module is also included based on wireless sensor network electricity exception data monitoring system And the power detecting module being connected with signal processing submodule;
Described data correction module is for being corrected the data of sensor acquisition, and the data after correction are sent in monitoring Central server, arranges correction factorWherein T0For local mean temperature, T is sensor acquisition data Time real time temperature, m is the correction factor selected according to sensor type, arranges the value of m in the range of (0,0.05), then
T≥T0Time, updating formula is:
Y x = Y · ( 1 - me - ( | T - T 0 T | + 0.001 ) )
T < T0Time, updating formula is:
Y x = Y · ( 1 + me - ( | T - T 0 T | + 0.001 ) )
Wherein, Y is by the one of sensor acquisition group of data, YxFor data after correction;
Described signal processing submodule reads the power information of the sensor network nodes of power detecting module detection, and then The power information of sensor network nodes is sent to described monitoring center server.
Further, before gathering data, the clock using TPSN algorithm to realize wireless sensor network synchronizes, specifically Synchronize plus clock jitter, the clock completing node for the local clock at node to be synchronized.
The present embodiment accelerates the locating speed of sensor network nodes, is arranged under illumination condition and persistently supplies to sensor The coloring matter sensitization type light cell of energy extends the service life of monitoring system;Sensor network route meets bandwidth, time delay, time delay Shake, packet loss constraints, fb、fd、fdj、fplValue be all 1, monitoring cost relative reduction 10%;According to sensor The correction factor m value of type selecting is 0.01, and monitoring accuracy improves 2% relatively.
Embodiment 2
Seeing Fig. 1, the present embodiment is a kind of based on wireless sensor network electricity exception data monitoring system, including sensor Network node, LAN, monitoring center's server and short message alarm module, described sensor network nodes is arranged in tested position And be connected by LAN with monitoring center server, monitoring center's server provides data to take by network to long-distance user It is engaged in or sends early warning information, it is possible to sending early warning note by short message alarm module, it is characterized in that, described sensor network nodes Including:
(1) location in sensors network module, is used for obtaining sensor network nodes own location information, and it includes connecting successively Task-driven submodule, locator module and the signal processing submodule connect, described task-driven submodule by LAN with Monitoring center's server connects, and task-driven submodule drives locator module to obtain self position of ad-hoc network of sensors node Confidence ceases, by self-position after the own location information of the described signal processing submodule described ad-hoc network of sensors node of reading Information delivers to described monitoring center server;Described locator module uses oval positioning mode to position, and arranges biography during location The coordinate of sensor network node is that (x, y), the coordinate of reference mode is (xn,yn), n=A, B, C, D, with (xA,yA) as first The coordinate of reference mode, with (xm,ym) as the coordinate of the second reference mode, positioning equation is:
( x - x m ) 2 + ( y - y m ) 2 + ( x - x A ) 2 + ( y - y A ) 2 = d A m
Wherein, m=B, C, D, dAmFor sensor network nodes to the first reference mode, the distance of the second reference mode and, Solving equation obtains the position of sensor;
(2) sensor constraints module, for retraining expense and the energy of sensor, is expressed as sensor network Undirected cum rights connects figure W=(N, L), and N represents that number of network node, L represent two-way link collection, and constraint function is:
f = 1 [ Σ l ∈ L c ( l ) + Σ n ∈ N c ( n ) ] [ Σ l ∈ L p ( l ) + Σ n ∈ N p ( n ) ] ( Af b + Bf d + Cf d j + Df p l )
Wherein, fb、fd、fdj、fplBeing respectively bandwidth, time delay, delay jitter, packet loss penalty, A, B, C, D are respectively fb、fd、fdj、fplWeight coefficient, [∑l∈Lc(l)+∑n∈NC (n)] it is expense restriction, [∑l∈Lp(l)+∑n∈NP (n)] it is energy Amount constraint;
When sensor network route meets bandwidth, time delay, delay jitter, packet loss constraints, fb、fd、fdj、fpl's Value is all 1, other situations fb、fd、fdj、fplValue all in the range of (0,1), expense restriction and energy constraint should be full Minima is taken under conditions of foot straps width, time delay, delay jitter and packet loss constraint;
(3) self-powered module, for sensor energy supply, it includes to continue energy supply to sensor under illumination condition Coloring matter sensitization type light cell;
Further, described data correction module is also included based on wireless sensor network electricity exception data monitoring system And the power detecting module being connected with signal processing submodule;
Described data correction module is for being corrected the data of sensor acquisition, and the data after correction are sent in monitoring Central server, arranges correction factorWherein T0For local mean temperature, T is sensor acquisition data Time real time temperature, m is the correction factor selected according to sensor type, arranges the value of m in the range of (0,0.05), then
T≥T0Time, updating formula is:
Y x = Y · ( 1 - me - ( | T - T 0 T | + 0.001 ) )
T < T0Time, updating formula is:
Y x = Y · ( 1 + me - ( | T - T 0 T | + 0.001 ) )
Wherein, Y is by the one of sensor acquisition group of data, YxFor data after correction;
Described signal processing submodule reads the power information of the sensor network nodes of power detecting module detection, and then The power information of sensor network nodes is sent to described monitoring center server.
Further, before gathering data, the clock using TPSN algorithm to realize wireless sensor network synchronizes, specifically Synchronize plus clock jitter, the clock completing node for the local clock at node to be synchronized.
The present embodiment accelerates the locating speed of sensor network nodes, is arranged under illumination condition and persistently supplies to sensor The coloring matter sensitization type light cell of energy extends the service life of monitoring system;Sensor network route is unsatisfactory for bandwidth, time delay, prolongs Time shake, packet loss constraints, fb、fd、fdj、fplValue be all 0.2, monitoring cost relative reduction 15%;According to biography The correction factor m value of sensor type selecting is 0.02, and monitoring accuracy improves 3% relatively.
Embodiment 3
Seeing Fig. 1, the present embodiment is a kind of based on wireless sensor network electricity exception data monitoring system, including sensor Network node, LAN, monitoring center's server and short message alarm module, described sensor network nodes is arranged in tested position And be connected by LAN with monitoring center server, monitoring center's server provides data to take by network to long-distance user It is engaged in or sends early warning information, it is possible to sending early warning note by short message alarm module, it is characterized in that, described sensor network nodes Including:
(1) location in sensors network module, is used for obtaining sensor network nodes own location information, and it includes connecting successively Task-driven submodule, locator module and the signal processing submodule connect, described task-driven submodule by LAN with Monitoring center's server connects, and task-driven submodule drives locator module to obtain self position of ad-hoc network of sensors node Confidence ceases, by self-position after the own location information of the described signal processing submodule described ad-hoc network of sensors node of reading Information delivers to described monitoring center server;Described locator module uses oval positioning mode to position, and arranges biography during location The coordinate of sensor network node is that (x, y), the coordinate of reference mode is (xn,yn), n=A, B, C, D, with (xA,yA) as first The coordinate of reference mode, with (xm,ym) as the coordinate of the second reference mode, positioning equation is:
( x - x m ) 2 + ( y - y m ) 2 + ( x - x A ) 2 + ( y - y A ) 2 = d A m
Wherein, m=B, C, D, dAmFor sensor network nodes to the first reference mode, the distance of the second reference mode and, Solving equation obtains the position of sensor;
(2) sensor constraints module, for retraining expense and the energy of sensor, is expressed as sensor network Undirected cum rights connects figure W=(N, L), and N represents that number of network node, L represent two-way link collection, and constraint function is:
f = 1 [ Σ l ∈ L c ( l ) + Σ n ∈ N c ( n ) ] [ Σ l ∈ L p ( l ) + Σ n ∈ N p ( n ) ] ( Af b + Bf d + Cf d j + Df p l )
Wherein, fb、fd、fdj、fplBeing respectively bandwidth, time delay, delay jitter, packet loss penalty, A, B, C, D are respectively fb、fd、fdj、fplWeight coefficient, [∑l∈Lc(l)+∑n∈NC (n)] it is expense restriction, [∑l∈Lp(l)+∑n∈NP (n)] it is energy Amount constraint;
When sensor network route meets bandwidth, time delay, delay jitter, packet loss constraints, fb、fd、fdj、fpl's Value is all 1, other situations fb、fd、fdj、fplValue all in the range of (0,1), expense restriction and energy constraint should be full Minima is taken under conditions of foot straps width, time delay, delay jitter and packet loss constraint;
(3) self-powered module, for sensor energy supply, it includes to continue energy supply to sensor under illumination condition Coloring matter sensitization type light cell;
Further, described data correction module is also included based on wireless sensor network electricity exception data monitoring system And the power detecting module being connected with signal processing submodule;
Described data correction module is for being corrected the data of sensor acquisition, and the data after correction are sent in monitoring Central server, arranges correction factorWherein T0For local mean temperature, T is sensor acquisition data Time real time temperature, m is the correction factor selected according to sensor type, arranges the value of m in the range of (0,0.05), then
T≥T0Time, updating formula is:
Y x = Y · ( 1 - me - ( | T - T 0 T | + 0.001 ) )
T < T0Time, updating formula is:
Y x = Y · ( 1 + me - ( | T - T 0 T | + 0.001 ) )
Wherein, Y is by the one of sensor acquisition group of data, YxFor data after correction;
Described signal processing submodule reads the power information of the sensor network nodes of power detecting module detection, and then The power information of sensor network nodes is sent to described monitoring center server.
Further, before gathering data, the clock using TPSN algorithm to realize wireless sensor network synchronizes, specifically Synchronize plus clock jitter, the clock completing node for the local clock at node to be synchronized.
The present embodiment accelerates the locating speed of sensor network nodes, is arranged under illumination condition and persistently supplies to sensor The coloring matter sensitization type light cell of energy extends the service life of monitoring system;Sensor network route is unsatisfactory for bandwidth, time delay, prolongs Time shake, packet loss constraints, fb、fd、fdj、fplValue be all 0.4, monitoring cost relative reduction 8%;According to sensing The correction factor m value of device type selecting is 0.03, and monitoring accuracy improves 5% relatively.
Embodiment 4
Seeing Fig. 1, the present embodiment is a kind of based on wireless sensor network electricity exception data monitoring system, including sensor Network node, LAN, monitoring center's server and short message alarm module, described sensor network nodes is arranged in tested position And be connected by LAN with monitoring center server, monitoring center's server provides data to take by network to long-distance user It is engaged in or sends early warning information, it is possible to sending early warning note by short message alarm module, it is characterized in that, described sensor network nodes Including:
(1) location in sensors network module, is used for obtaining sensor network nodes own location information, and it includes connecting successively Task-driven submodule, locator module and the signal processing submodule connect, described task-driven submodule by LAN with Monitoring center's server connects, and task-driven submodule drives locator module to obtain self position of ad-hoc network of sensors node Confidence ceases, by self-position after the own location information of the described signal processing submodule described ad-hoc network of sensors node of reading Information delivers to described monitoring center server;Described locator module uses oval positioning mode to position, and arranges biography during location The coordinate of sensor network node is that (x, y), the coordinate of reference mode is (xn,yn), n=A, B, C, D, with (xA,yA) as first The coordinate of reference mode, with (xm,ym) as the coordinate of the second reference mode, positioning equation is:
( x - x m ) 2 + ( y - y m ) 2 + ( x - x A ) 2 + ( y - y A ) 2 = d A m
Wherein, m=B, C, D, dAmFor sensor network nodes to the first reference mode, the distance of the second reference mode and, Solving equation obtains the position of sensor;
(2) sensor constraints module, for retraining expense and the energy of sensor, is expressed as sensor network Undirected cum rights connects figure W=(N, L), and N represents that number of network node, L represent two-way link collection, and constraint function is:
f = 1 [ Σ l ∈ L c ( l ) + Σ n ∈ N c ( n ) ] [ Σ l ∈ L p ( l ) + Σ n ∈ N p ( n ) ] ( Af b + Bf d + Cf d j + Df p l )
Wherein, fb、fd、fdj、fplBeing respectively bandwidth, time delay, delay jitter, packet loss penalty, A, B, C, D are respectively fb、fd、fdj、fplWeight coefficient, [∑l∈Lc(l)+∑n∈NC (n)] it is expense restriction, [∑l∈Lp(l)+∑n∈NP (n)] it is energy Amount constraint;
When sensor network route meets bandwidth, time delay, delay jitter, packet loss constraints, fb、fd、fdj、fpl's Value is all 1, other situations fb、fd、fdj、fplValue all in the range of (0,1), expense restriction and energy constraint should be full Minima is taken under conditions of foot straps width, time delay, delay jitter and packet loss constraint;
(3) self-powered module, for sensor energy supply, it includes to continue energy supply to sensor under illumination condition Coloring matter sensitization type light cell;
Further, described data correction module is also included based on wireless sensor network electricity exception data monitoring system And the power detecting module being connected with signal processing submodule;
Described data correction module is for being corrected the data of sensor acquisition, and the data after correction are sent in monitoring Central server, arranges correction factorWherein T0For local mean temperature, T is sensor acquisition data Time real time temperature, m is the correction factor selected according to sensor type, arranges the value of m in the range of (0,0.05), then
T≥T0Time, updating formula is:
Y x = Y · ( 1 - me - ( | T - T 0 T | + 0.001 ) )
T < T0Time, updating formula is:
Y x = Y · ( 1 + me - ( | T - T 0 T | + 0.001 ) )
Wherein, Y is by the one of sensor acquisition group of data, YxFor data after correction;
Described signal processing submodule reads the power information of the sensor network nodes of power detecting module detection, and then The power information of sensor network nodes is sent to described monitoring center server.
Further, before gathering data, the clock using TPSN algorithm to realize wireless sensor network synchronizes, specifically Synchronize plus clock jitter, the clock completing node for the local clock at node to be synchronized.
The present embodiment accelerates the locating speed of sensor network nodes, is arranged under illumination condition and persistently supplies to sensor The coloring matter sensitization type light cell of energy extends the service life of monitoring system;Sensor network route is unsatisfactory for bandwidth, time delay, prolongs Time shake, packet loss constraints, fb、fd、fdj、fplValue be all 0.6, monitoring cost relative reduction 15%;According to biography The correction factor m value of sensor type selecting is 0.04, and monitoring accuracy improves 4% relatively.
Embodiment 5
Seeing Fig. 1, the present embodiment is a kind of based on wireless sensor network electricity exception data monitoring system, including sensor Network node, LAN, monitoring center's server and short message alarm module, described sensor network nodes is arranged in tested position And be connected by LAN with monitoring center server, monitoring center's server provides data to take by network to long-distance user It is engaged in or sends early warning information, it is possible to sending early warning note by short message alarm module, it is characterized in that, described sensor network nodes Including:
(1) location in sensors network module, is used for obtaining sensor network nodes own location information, and it includes connecting successively Task-driven submodule, locator module and the signal processing submodule connect, described task-driven submodule by LAN with Monitoring center's server connects, and task-driven submodule drives locator module to obtain self position of ad-hoc network of sensors node Confidence ceases, by self-position after the own location information of the described signal processing submodule described ad-hoc network of sensors node of reading Information delivers to described monitoring center server;Described locator module uses oval positioning mode to position, and arranges biography during location The coordinate of sensor network node is that (x, y), the coordinate of reference mode is (xn,yn), n=A, B, C, D, with (xA,yA) as first The coordinate of reference mode, with (xm,ym) as the coordinate of the second reference mode, positioning equation is:
( x - x m ) 2 + ( y - y m ) 2 + ( x - x A ) 2 + ( y - y A ) 2 = d A m
Wherein, m=B, C, D, dAmFor sensor network nodes to the first reference mode, the distance of the second reference mode and, Solving equation obtains the position of sensor;
(2) sensor constraints module, for retraining expense and the energy of sensor, is expressed as sensor network Undirected cum rights connects figure W=(N, L), and N represents that number of network node, L represent two-way link collection, and constraint function is:
f = 1 [ Σ l ∈ L c ( l ) + Σ n ∈ N c ( n ) ] [ Σ l ∈ L p ( l ) + Σ n ∈ N p ( n ) ] ( Af b + Bf d + Cf d j + Df p l )
Wherein, fb、fd、fdj、fplBeing respectively bandwidth, time delay, delay jitter, packet loss penalty, A, B, C, D are respectively fb、fd、fdj、fplWeight coefficient, [∑l∈Lc(l)+∑n∈NC (n)] it is expense restriction, [∑l∈Lp(l)+∑n∈NP (n)] it is energy Amount constraint;
When sensor network route meets bandwidth, time delay, delay jitter, packet loss constraints, fb、fd、fdj、fpl's Value is all 1, other situations fb、fd、fdj、fplValue all in the range of (0,1), expense restriction and energy constraint should be full Minima is taken under conditions of foot straps width, time delay, delay jitter and packet loss constraint;
(3) self-powered module, for sensor energy supply, it includes to continue energy supply to sensor under illumination condition Coloring matter sensitization type light cell;
Further, described data correction module is also included based on wireless sensor network electricity exception data monitoring system And the power detecting module being connected with signal processing submodule;
Described data correction module is for being corrected the data of sensor acquisition, and the data after correction are sent in monitoring Central server, arranges correction factorWherein T0For local mean temperature, T is sensor acquisition data Time real time temperature, m is the correction factor selected according to sensor type, arranges the value of m in the range of (0,0.05), then
T≥T0Time, updating formula is:
Y x = Y · ( 1 - me - ( | T - T 0 T | + 0.001 ) )
T < T0Time, updating formula is:
Y x = Y · ( 1 + me - ( | T - T 0 T | + 0.001 ) )
Wherein, Y is by the one of sensor acquisition group of data, YxFor data after correction;
Described signal processing submodule reads the power information of the sensor network nodes of power detecting module detection, and then The power information of sensor network nodes is sent to described monitoring center server.
Further, before gathering data, the clock using TPSN algorithm to realize wireless sensor network synchronizes, specifically Synchronize plus clock jitter, the clock completing node for the local clock at node to be synchronized.
The present embodiment accelerates the locating speed of sensor network nodes, is arranged under illumination condition and persistently supplies to sensor The coloring matter sensitization type light cell of energy extends the service life of monitoring system;Sensor network route is unsatisfactory for bandwidth, time delay, prolongs Time shake, packet loss constraints, fb、fd、fdj、fplValue be all 0.9, monitoring cost relative reduction 12%;According to biography The correction factor m value of sensor type selecting is 0.04, and monitoring accuracy improves 4% relatively.
Last it should be noted that, above example is only in order to illustrate technical scheme, rather than the present invention is protected Protecting the restriction of scope, although having made to explain to the present invention with reference to preferred embodiment, those of ordinary skill in the art should Work as understanding, technical scheme can be modified or equivalent, without deviating from the reality of technical solution of the present invention Matter and scope.

Claims (3)

1. based on a wireless sensor network electricity exception data monitoring system, including sensor network nodes, LAN, prison Measured center server and short message alarm module, described sensor network nodes be arranged in tested position and with monitoring center's server Being connected by LAN, monitoring center's server provides data, services by network to long-distance user or sends early warning information, Also can send early warning note by short message alarm module, it is characterized in that, described sensor network nodes includes:
(1) location in sensors network module, is used for obtaining sensor network nodes own location information, and it includes being sequentially connected with Task-driven submodule, locator module and signal processing submodule, described task-driven submodule passes through LAN and monitoring Central server connects, and task-driven submodule drives locator module to obtain the self-position letter of ad-hoc network of sensors node Breath, by own location information after the own location information of the described signal processing submodule described ad-hoc network of sensors node of reading Deliver to described monitoring center server;Described locator module uses oval positioning mode to position, and sets sensor network during location The coordinate of network node is that (x, y), the coordinate of reference mode is (xn,yn), n=A, B, C, D, with (xA,yA) as the first reference node The coordinate of point, with (xm,ym) as the coordinate of the second reference mode, positioning equation is:
( x - x m ) 2 + ( y - y m ) 2 + ( x - x A ) 2 + ( y - y A ) 2 = d A m
Wherein, m=B, C, D, dAmFor sensor network nodes to the first reference mode, the distance of the second reference mode and, solve Equation obtains the position of sensor;
(2) sensor constraints module, for retraining expense and the energy of sensor, is expressed as undirected by sensor network Cum rights connects figure W=(N, L), and N represents that number of network node, L represent two-way link collection, and constraint function is:
f = 1 [ Σ l ∈ L c ( l ) + Σ n ∈ N c ( n ) ] [ Σ l ∈ L p ( l ) + Σ n ∈ N p ( n ) ] ( Af b + Bf d + Cf d j + Df p l )
Wherein, fb、fd、fdj、fplBeing respectively bandwidth, time delay, delay jitter, packet loss penalty, A, B, C, D are respectively fb、 fd、fdj、fplWeight coefficient, [∑l∈Lc(l)+∑n∈NC (n)] it is expense restriction, [∑l∈Lp(l)+∑n∈NP (n)] it is energy Constraint;
When sensor network route meets bandwidth, time delay, delay jitter, packet loss constraints, fb、fd、fdj、fplValue It is all 1, other situations fb、fd、fdj、fplValue all in the range of (0,1), expense restriction and energy constraint should be at satisfied bands Minima is taken under conditions of width, time delay, delay jitter and packet loss constraint;
(3) self-powered module, for sensor energy supply, it pigment including continuing energy supply under illumination condition to sensor Sensitizing type light cell.
One the most according to claim 1, based on wireless sensor network electricity exception data monitoring system, is characterized in that, Also include data correction module and the power detecting module being connected with signal processing submodule;
Described data correction module is for being corrected the data of sensor acquisition, and the data after correction are sent to monitoring center's clothes Business device, arranges correction factorWherein T0For local mean temperature, when T is sensor acquisition data Real time temperature, m is the correction factor selected according to sensor type, arranges the value of m in the range of (0,0.05), then
T≥T0Time, updating formula is:
Y x = Y · ( 1 - me - ( | T - T 0 T | + 0.001 ) )
T < T0Time, updating formula is:
Y x = Y · ( 1 + me - ( | T - T 0 T | + 0.001 ) )
Wherein, Y is by the one of sensor acquisition group of data, YxFor data after correction;
Described signal processing submodule reads the power information of the sensor network nodes of power detecting module detection, and then will pass The power information of sensor network node sends to described monitoring center server.
One the most according to claim 1, based on wireless sensor network electricity exception data monitoring system, is characterized in that, Before gathering data, the clock using TPSN algorithm to realize wireless sensor network synchronizes, and is specially at node to be synchronized Local clock plus clock jitter, the clock completing node synchronizes.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106373363A (en) * 2016-10-10 2017-02-01 深圳万发创新进出口贸易有限公司 Wireless meter reading system for electric energy meters
CN108759920A (en) * 2018-06-04 2018-11-06 深圳源广安智能科技有限公司 A kind of depot safety monitoring system based on Internet of Things

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7941283B2 (en) * 2008-12-10 2011-05-10 Oracle America, Inc. Determining the flow rate of air in a computer system
FR2965646B1 (en) * 2010-09-30 2014-08-08 Mehmet Efendioglu SYSTEM FOR ACQUIRING AND TRANSMITTING AUTONOMOUS AND SECURE DATA
CN104375057A (en) * 2014-11-07 2015-02-25 国网上海市电力公司 Automatic underground power line fault positioning and warning system
CN105050166A (en) * 2015-05-27 2015-11-11 怀化学院 Low-power-consumption wireless sensor network node positioning system and method therefor
CN105188034A (en) * 2015-11-03 2015-12-23 东南大学 Collaborative positioning method in wireless sensor network

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7941283B2 (en) * 2008-12-10 2011-05-10 Oracle America, Inc. Determining the flow rate of air in a computer system
FR2965646B1 (en) * 2010-09-30 2014-08-08 Mehmet Efendioglu SYSTEM FOR ACQUIRING AND TRANSMITTING AUTONOMOUS AND SECURE DATA
CN104375057A (en) * 2014-11-07 2015-02-25 国网上海市电力公司 Automatic underground power line fault positioning and warning system
CN105050166A (en) * 2015-05-27 2015-11-11 怀化学院 Low-power-consumption wireless sensor network node positioning system and method therefor
CN105188034A (en) * 2015-11-03 2015-12-23 东南大学 Collaborative positioning method in wireless sensor network

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
翟子楠,王化冰: "无线传感器网络在电力系统故障定位中的应用", 《平顶山学院学报》 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106373363A (en) * 2016-10-10 2017-02-01 深圳万发创新进出口贸易有限公司 Wireless meter reading system for electric energy meters
CN106373363B (en) * 2016-10-10 2019-07-05 深圳供电局有限公司 Electric energy meter wireless kilowatt meter reading-out system
CN108759920A (en) * 2018-06-04 2018-11-06 深圳源广安智能科技有限公司 A kind of depot safety monitoring system based on Internet of Things
CN108759920B (en) * 2018-06-04 2021-08-27 深圳源广安智能科技有限公司 Warehouse safety monitoring system based on thing networking

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