CN108667145A - Based on real-time online load intelligent terminal and its management control system - Google Patents
Based on real-time online load intelligent terminal and its management control system Download PDFInfo
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- CN108667145A CN108667145A CN201810604956.0A CN201810604956A CN108667145A CN 108667145 A CN108667145 A CN 108667145A CN 201810604956 A CN201810604956 A CN 201810604956A CN 108667145 A CN108667145 A CN 108667145A
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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 discloses based on real-time online load intelligent terminal, belong to power supply and distribution of electric power technical field, first order load, two stage loads, three stage loads each branch node at be respectively provided with based on real-time online load intelligent terminal, include monitoring device and respective branches load output switch based on real-time online load intelligent terminal；Include the detection of information inside monitoring device, analytic operation, condition adjudgement, formation report, transceiver, order receives, order executes and power supply and distribution case temperature detection；The invention also discloses the management control systems based on real-time online load intelligent terminal, the present invention is connected by network with management console, relevant parameter is transmitted with state for displaying, it is connected with administrative staff's mobile phone by network, show relevant parameter and state, platform and mobile phone can postback control information to based on real-time online load intelligent terminal, complete the sub-switching operation of load as needed.
Description
Technical field
The invention belongs to power supply and distribution of electric power technical fields, and in particular to be based on real-time online load intelligent terminal and its management
Control system.
Background technology
Now, in power supply system operational process, whether commercial power, farming power or residential electricity consumption, specific
The situation of object real-time load, such as：Watt level, power factor situation, three-phase equilibrium situation, situation of harmonic wave etc. are to manager
For it is generally relatively fuzzy, only all loads focus on after electric substation, and operation personnel can just observe that corresponding branch line is negative
The case where lotus；It collects upwards again, control centre can know the electricity consumption situation of each electric substation.
For administrative staff, the administrative staff of especially a certain specific unit to the load condition of our unit's specific aspect but
It detailed can not obtain, the operation situation of each load can not also be known, this production scheduling to relevant unit, operating performance of plant
Monitoring etc. it is very unfavorable, it is rational to formulations such as production management, the load adjustments of our unit to influence concrete unit administrative staff
Decision and Managed Solution.
Invention content
Goal of the invention：The purpose of the present invention is to provide based on real-time online load intelligent terminal, another mesh of the invention
Be to provide its management control system, allowing administrative staff, there are one comprehensive to the electricity consumption situation of each department of our unit, each branch
It grasps, while supervising production and the operating condition of each branch units, basis is provided to the decision and management of our unit administrative staff
Support.
Technical solution：For achieving the above object, the present invention adopts the following technical scheme that：
It is negative for level-one in power grid junction as the low-pressure side of distribution system based on real-time online load intelligent terminal
Lotus, the load are the summation of all loads of second line of a couplet power bus-bar；Load under power bus-bar is considered as two stage loads, negative in two level
Load under lotus after branch bar is considered as three stage loads；In each branch of first order load, two stage loads, three stage loads
It is respectively provided at node based on real-time online load intelligent terminal, based on real-time online load intelligent terminal includes monitoring device and right
Answer branch's load output switch；Include information detecting unit, analytic operation unit, condition adjudgement list inside the monitoring device
Member forms report unit, transceiver unit, order receiving unit and command executing unit；Information detecting unit, analytic operation list
Member, formation report unit and transceiver unit are sequentially connected, and state is arranged in information detecting unit and between forming report unit
Judging unit, condition adjudgement unit are connected with command executing unit, and life is arranged between command executing unit and transceiver unit
Enable receiving unit.
The monitoring device further includes power supply and distribution case temperature detecting unit, and power supply and distribution case temperature detecting unit is by infrared temperature
It spends monitoring unit to constitute, the temperature information of circling measurment switchgear relevant position, and is sent to condition adjudgement unit.
The information detecting unit receives the voltage, the current information that come from current transformer, voltage transformer pair side,
And the digital information that monitoring device can identify is converted thereof into, pass to the processor of the monitoring device of analytic operation unit；
The processor of monitoring device is according to the voltage and current information of the load object obtained, the correlation of analysis calculating acquisition object load
Parameter, by the working condition of condition adjudgement unit judges load, then by formed report unit, by object information on load,
Status information, load position information form data sheet, the transmission of this load data report are completed by transceiver unit, and connect
By the command information sent from management and control system；Wherein, order receiving unit will receive at the command information come
Reason determines that the monitoring device needs the operation completed, command executing unit and the control circuit of monitoring device institute connecting valve to connect
It connects, completes the required relevant operation of object load.
The management control system based on real-time online load intelligent terminal, the system include real-time online load intelligence
The control circuit of the monitoring device of energy terminal, output end and respective branches load the output switch of monitoring device is connected, monitoring dress
The input terminal set is respectively connected with voltage transformer, current transformer and temperature detector.
The management control system based on real-time online load intelligent terminal, the monitoring device obtain each branch
Information on load forms data sheet, and information management platform displaying is sent to by Zegbee networks or GPRS network；Meanwhile
Data sheet is sent to the mobile phone of operational management personnel by GPRS network by management platform, and object is shown by means of cell phone application
Load condition and its operating status；Meanwhile the monitoring device of real-time online load intelligent terminal according to the load current obtained,
Information of voltage judges whether object load is short-circuit, determines whether this branch respective branches load output switch needs to carry out separating brake
Operation, to protect the electrical equipment of short circuit load branch；If such as there is overloading at failure operations situation, the pipe having permission in branch's load
Reason personnel send sub-switching operation instruction in management platform and mobile phone, and real-time online load intelligent terminal is allowed to complete fault branch
Sub-switching operation, to protect the power supplying and distributing equipment of fault branch.
Advantageous effect：Compared with prior art, of the invention based on real-time online load intelligent terminal, have following excellent
Gesture：
(1) branch's load condition is detected in real time, and carries out operation, obtains the relevant parameter of load, such as：The work(of load
The equilibrium condition of rate, the power factor of the branch, Harmonic Conditions, branch's three-phase, and judge the operation conditions of branch's load, certainly
Whether out of service determine branch's load；
(2) the running temperature situation of distribution box (cabinet) main point is detected in real time.Such as bus bar, switching node load current
Accumulation point temperature regime determines whether branch's electric device is out of service；
(3) implement relevant control.Real-time online load intelligent terminal, will be according to after receiving operation control instruction
It is required that division control is carried out to branch's on-load switch, to protect the relevant device of the branch.
(4) relevant information is sent and received.The operation conditions of real-time online load intelligent terminal, relevant parameter are controlling
Report is formed in device, is sent by wireless network, is sent to information management platform and is shown；Meanwhile receiving what platform was sent
Control command is executed for this terminal.
The control system based on real-time online load intelligent terminal of the present invention, manager pass through management platform, cell phone application
Each branch's load condition of unit and the operation conditions of device are obtained, the operation for each branch that they administer is provided by manager
Information there has been comprehensive understanding to the production run situation of each branch.
Description of the drawings
Fig. 1 is supply network composition and the configuration diagram of real-time online load intelligent terminal；
Fig. 2 is the configuration diagram of real-time online load intelligent terminal；
Fig. 3 is load power meter nomogram；
Fig. 4 is three-phase load schematic diagram；
Fig. 5 is that the information of real-time online load intelligent terminal transmits schematic diagram；
Fig. 6 is unit one belongs to's overall load and operating status display figure；
Fig. 7 is each stage load of the unit and operating status display figure after expansion.
Specific implementation mode
The present invention is described further with specific implementation example below in conjunction with the accompanying drawings.
Fig. 1 is that the summary network of power supply system is constituted, and real-time online load intelligent terminal proposed by the invention is
Monitoring device at each branch node is set, as in Fig. 1 1C, 2C1,2C2,2C3 ... 2Cn, 3C1,3C2 ... 3Cm
It is shown.
In Fig. 1,1F, 2F1,2F2,2F3 ... 2Fn, 3F1,3F2 ... 3Fm indicates the load condition of at different levels, each branch, symbol
NumberReal-time online load intelligent terminal monitoring device is indicated, such as the rC in figurejShown in (r ∈ 1~3, j ∈ 1~n, 1~m),
It normally descends set switch rK with itj(r ∈ 1~3, j ∈ 1~n, 1~m) is installed together, constitutes real-time online load intelligence
It can terminal.
It is regarded as first order load in power grid junction as the low-pressure side of distribution system, which is that second line of a couplet electric power is female
The summation of all loads of line.Under power bus-bar, all loads are considered as two stage loads.If there is branch under two stage loads
Busbar, the load after branch bar are considered as three stage loads, and so on.
As shown in Fig. 2, the management control system based on real-time online load intelligent terminal, including real-time online load intelligence
The monitoring device of terminal, monitoring device have setting on first order load, two stage loads, three-level load branch circuit, monitoring device
Output end is connected with the control circuit of respective branches load output switch, input terminal and voltage transformer, the electric current of monitoring device
Mutual inductor and temperature detector are respectively connected with；Include detection unit, analytic operation unit, the state of information inside the monitoring device
Judging unit forms report unit, transceiver unit, order receiving unit, command executing unit and power supply and distribution case temperature detection
Unit.
The each unit link for including inside monitoring device is described below respectively：
Information detecting unit：The unit receives the voltage come from current transformer, voltage transformer pair side, electric current letter
Breath, and the digital information that monitoring device can identify is converted thereof into, pass to the processor of monitoring device.
Analytic operation unit：The processor of monitoring device is according to the voltage and current information of the load object obtained, analysis
The relevant parameter for obtaining object load is calculated, such as：Power, power factor, aberration rate, unbalance factor etc..
Condition adjudgement unit：The processor of monitoring device according to detected voltage and current information, power supply and distribution box temperature degree examine
The temperature information for surveying the key position that unit provides, judges the working condition of load, such as：Normally, overload, short circuit etc..
Report unit：The processor of monitoring device is according to the object information on load of analysis acquisition, status information, load
Location information forms data sheet.
Transceiver unit：Transceiver completes the transmission of this load data report, and receives to send out from management and control system
The command information come.
Order receiving unit：This unit handles the command information for receiving to come, and determines that the monitoring device needs to complete
Operation.
Command executing unit：The control circuit of this unit and monitoring device institute connecting valve links, and completes object load institute
The relevant operation needed.
Power supply and distribution case temperature detecting unit：This unit is made of infrared temperature monitoring unit, and circling measurment switchgear is related
The temperature information of position, and it is sent to condition adjudgement unit.
The monitoring device of real-time online load intelligent terminal obtains each branch's information on load, forms data sheet, passes through
Zegbee networks or GPRS network are sent to information management platform displaying.Meanwhile management platform by GPRS network by data
Report is sent to the mobile phone of operational management personnel, and object load condition and its operating status are shown by means of cell phone application.
Meanwhile the monitoring device of real-time online load intelligent terminal judges according to load current, the information of voltage obtained
Whether object load is short-circuit, determines whether this branch switch needs to carry out sub-switching operation, to protect the electric appliance of short circuit load branch
Equipment.It can be in management platform and mobile phone if failure operations situation, the administrative staff having permission such as occurs overloading in branch's load
Sub-switching operation instruction is sent, allows real-time online load intelligent terminal to complete the sub-switching operation of fault branch, to protect fault branch
Power supplying and distributing equipment.
Each is based on real-time online load intelligent terminal, and link is constituted as shown in Figure 2, in power supply system operational process
In, four partial functions are realized based on real-time online load intelligent terminal：
(1) branch's load condition is detected in real time, and carries out operation, obtains the relevant parameter of load, such as：The work(of load
The equilibrium condition of rate, the power factor of the branch, Harmonic Conditions, branch's three-phase, and judge the operation conditions of branch's load, certainly
Whether out of service determine branch's load；
(2) the running temperature situation of distribution box (cabinet) main point is detected in real time.Such as bus bar, switching node load current
Accumulation point temperature regime determines whether branch's electric device is out of service；
(3) implement relevant control.Real-time online load intelligent terminal, will be according to after receiving operation control instruction
It is required that division control is carried out to branch's on-load switch, to protect the relevant device of the branch.
(4) relevant information is sent and received.The operation conditions of real-time online load intelligent terminal, relevant parameter are controlling
Report is formed in device, is sent by wireless network, is sent to information management platform and is shown；Meanwhile receiving what platform was sent
Control command is executed for this terminal.
In the following, the correlation function for real-time online load intelligent terminal will illustrate respectively.
For the explanation of (1) item function
About cutting load testing and operation, with reference to the case where 3 voltage of figure, electric current, can obtain load power and power because
Number situation.
As load port voltage is expressed asElectric current is expressed asThen bearing power
It is expressed as：
Detection circuit needs to detect the folder between load voltage virtual value U, load current virtual value I and voltage, electric current
AngleProcessor can calculate the power of load according to formula (1), while obtain power-factor of load pf：
About the harmonic wave situation of load current, processor is implemented using formula (3)：
In formula (3), I indicates load total current virtual value, I1For the component of degree n n in load circuit, IhFor load current
In harmonic component.Then load current percent harmonic distortion γ is represented by：
How I, I obtained1And IhIt is the key that formula (4) result obtains, to simplify detection circuit, the sampling of electric current is believed
Number harmonic wave therein is filtered off by low-pass filter circuit, obtains current sampling signal respectively by processor and by low-pass filtering electricity
Current signal after road, total virtual value I and a wave component I therein as load current1, according still further to formula (3),
(4) load current percent harmonic distortion is calculated.Obviously, in this preparation method, because low-pass filtering can be to primary wave therein
Component generates loss, influences the accuracy of its testing result.
Load current detection and via controller sampling are passed through Fast Fourier Transform (FFT) (FFT) and obtained by the two of implementation
Its primary wave component I1, harmonic component Ih, load current percent harmonic distortion is found out by formula (3).This preparation method, because
A large amount of operations are needed, need to occupy the more resource of controller, to ensure its real-time, to the more demanding of controller.
For the equilibrium problem between three-phase current, it is contemplated that electric load mostly all based on inductive load, each phase
Load currentWith corresponding phase voltageBetween angle difference be not very big (i ∈ A, B, C), as shown in Figure 4.Therefore, it investigates
When equilibrium problem between three-phase current, it can be weighed according to the size of each phase load electric current.
Three-phase current average value Iav=(IA+IB+IC)/3, each phase load unbalance factor are represented by：
η=(Ii-Iav)/Iav, i ∈ A, B, C (5)；
The positive negative indication of the η phase current is more than or less than load current average value, and numerical value indicates each mutually unbalanced
Degree.
Meanwhile load current, the information of voltage measured by system can also be used to judge the operation conditions of object load, root
According to the voltage of test point, the opposite variation relation of size of current and its difference and voltage, electric current between normal value, certainly
Fixed load is to be in normal operation, overlond running situation or short circuit operation situation.If there is serious short circuit operation
Situation, can be directly by the Information application in the sub-switching operation of this branch switch, to disconnect fault loop, protection load branch rapidly
The electrical equipment on road.
For the explanation of (2) item function
To ensure the operational safety of power supply-distribution system, need to know that power supply and distribution case (cabinet) is easy to form the main point of high temperature
The running temperature of (contact position of such as bus bar, switching node load current habitat or circuit connection), gives operational management
Personnel provide the status information of device operation.There are two ways to acquisition, a kind of method is placed in confession using patch temperature sensor
The main point of distribution box (cabinet) is sent to place by directly perceiving measured point running temperature situation, and by measured point temperature information
Manage device.Second method is to use infrared non-cpntact measurement equipment, the main point running temperature of round scanning power supply and distribution case (cabinet),
And the temperature information obtained is sent to processor.
The temperature information of acquisition will determine the operation conditions of power supply and distribution case (cabinet), and the confession is determined according to the temperature range of operation
Distribution box (cabinet) is to allow operational management personnel to determine the confession in normal operating condition, abnormal operating condition, failure operation state
Whether distribution box (cabinet) is out of service, to be overhauled.Or inform that operator on duty pays close attention to the operation conditions of this branch,
Prevent fault condition.
For the explanation of (3) item function
Real-time online load intelligent terminal will as requested bear the branch after receiving sub-switching operation control instruction
Lotus switch carries out separating brake control and ensures the normal operation of equipment to protect the related electric equipment of the branch.
In real-time online load intelligent terminal operational process, load current, information of voltage measured by system may determine that
The operation conditions of object load determines load for normal, overload, short operating condition.It, can be directly by the information if there is short circuit
Applied to this branch switch sub-switching operation, to disconnect fault loop rapidly, the electrical equipment of load branch is protected.
To implement the sub-switching operation of each branch's on-load switch, the control contact of real-time online load intelligent terminal can be connect
Enter buckle releaser control loop, once there is separating brake instruction to be sent to, real-time online load intelligent terminal will control contact disconnection, make to take off
It detains device and completes shunt operation.It should be noted that the power supply and distribution case (cabinet) that real-time online load intelligent terminal is installed, branch is negative
The closing operation of lotus switch is the closing operation carried out according to the needs of branch's load by operation controllers, removes no special need
It wants, the combined floodgate power transmission operation generally loaded without using real-time online load intelligent terminal.
For the explanation of (4) item function
Real-time online load intelligent terminal sends and receives information.
Real-time online load intelligent terminal will form number after obtaining the operation conditions of branch's load, relevant parameter
According to report, information management platform is sent to by network, mobile phone terminal is shown, reports the design parameter of branch's load,
Operating status including the circuit branch, specific branch and classification name are realized that these information are also by load intelligence by encoder
Terminal handler is sent out together, in order to information management platform, mobile phone terminal identification and processing.Means of information transmission such as Fig. 5 institutes
Show.
If the failures such as high temperature, short circuit occurs in the process of running in certain branch's load, jeopardize the operational safety of the device, believes
Breath management platform, mobile phone terminal will can implement the power operation of branch's load according to the permission of manager.It is set with operation
The administrative staff for controlling operating right send separating brake control command by information management platform, mobile phone terminal.Real-time online load
For intelligent terminal after receiving the control command that platform is sent, which will control contact disconnection, and completing should
The sub-switching operation of branch's load.
Real-time online load intelligent terminal management control system
Real-time online load intelligent terminal obtains at different levels, each branch's load condition and its operating status, passes through Zegbee nets
Network or GPRS network are sent to information management platform and are handled, sorted out, and form tree-shaped information report, are shown for platform, fortune
Row administrative staff obtain the production operation situation of each branch (branch), the operation conditions of equipment by platform, for specific production
Process provides decision information.Meanwhile management platform is handled, sorts out to form tree-shaped information report and send also by GPRS network
To the mobile phone of operational management personnel, object load condition and its operating status, display format such as Fig. 6-are shown by means of cell phone application
Shown in 7.
For specific real-time online load intelligent terminal, the status information content of branch's load operation and device according to
Timing mode is sent to network, after management platform receives data, according to the location information of information report, inserts corresponding tree
In shape information report, the real-time refreshing of the branch information is completed.It, can in view of the number of the system object involved by management platform
To adjust the time interval of real-time online load intelligent terminal timing transmission data, to ensure the real-time of monitoring system.About
(such as load power, power factor, percent harmonic distortion, load are uneven for the historical situation of each classification information shown by management platform
Weighing apparatus rate), the form displaying of curve chart may be used, show the case where parameter changes over time.The variation of operating status divides
The specific temporal information of closing operation will also place on record in platform, inquiry, retrospect convenient for administrative staff.As for each branch's work(
Rate Expenditure Levels can be summed to obtain by means of this branch power curve according to the determining period, the branch can be used as to give birth to
Produce the basic data of cost accounting.
Wherein, Fig. 6 is that unit one belongs to's overall load and operating status are shown, Fig. 7 is to clickThe unit is at different levels after expansion
Load and operating status show, the content of display includes the power of the branch, power factor, percent harmonic distortion, load unbalanced
Rate, the state of operation, division operation display, the state of operation are：Normal green light, abnormal amber light is bright, failure when red.It clicksIt is recoverable to the subordinate load displaying of this grade.
Manager obtains each branch's load condition of unit and the operation conditions of device by management platform, mobile phone app, for pipe
Reason person provides the operation information for each branch that they are administered, and there has been comprehensively to the production run situation of each branch
Solution.If system breaks down, the operation conditions of short circuit, there are the personnel of administration authority that can be sent in management platform, mobile phone and divide
Lock operational order allows real-time online load intelligent terminal to complete the sub-switching operation of fault branch, protects the power supply and distribution of fault branch
Equipment.
It is operated about division, needs operator that there is operating right, a unit to have more people and install and observe our unit
Each section use and operating condition, but it is that our unit is limited that can carry out the personnel of division operation to branch load
Several individuals, other staff can observe load condition and operation conditions by interface, have no right to operate.
Management platform can also record the operating parameter of each branch's load, mainly the power of branch's load consumption and its with
The Expenditure Levels of each branched line stage electricity can be inquired and be calculated to relation data between time, operation maintenance personnel, can
Cost assess for production and operation.
Using based on real-time online load intelligent terminal and its management control system beneficial effect：Know our unit in real time
The load condition of each department, each branch monitors the operation conditions of each branch's electrical equipment, and implements timely protection operation, is
Our unit formulates the decisions such as rational production management, load adjustment and Managed Solution provides base support.
1, in power supply and distribution of electric power grid, real-time online load intelligent terminal proposed by the invention is to be arranged every
Detection monitoring device at one branch node, and together with switch installing set under the detection monitoring device, constitute
Real-time online load intelligent terminal.
2, real-time online load intelligent terminal realizes four partial functions：
(1) it is to detect branch's load condition in real time, carries out the relevant parameter that operation obtains load, such as：The power of load,
The power factor of the branch, the equilibrium condition etc. of Harmonic Conditions, branch's three-phase, and judge the operating status of branch's load, certainly
Whether out of service determine branch's load；
(2) it is the real-time running temperature situation for detecting distribution box (cabinet) main point.Such as bus bar, switching node load electricity
Stream aggregation point temperature regime, judgement branch electric device operation conditions, determines whether branch's electric device is out of service；
(3) it is to implement relevant control.Real-time online load intelligent terminal, will be by after receiving operation control instruction
As requested carries out division control to branch's on-load switch, to protect the relevant device of the branch.
(4) it is to send and receive relevant information.The operation conditions of real-time online load intelligent terminal, relevant parameter are being controlled
Report is formed in device processed, is sent by wireless network, information management platform is sent to and shows；Meanwhile receiving platform and sending
Control command, executed for this terminal.
3, real-time online load intelligent terminal obtains at different levels, each branch's load condition and its operating status, is sent out by network
It send to information management platform and is handled, sorted out, form tree-shaped information report, shown for platform, operational management personnel pass through flat
Platform obtains production operation situation, the operation conditions of equipment of each branch (branch), and decision information is provided for specific production process.
Meanwhile tree-shaped information report is sent to the mobile phone of operational management personnel by management platform by network, is shown by means of cell phone application
Object load condition and its operating status.The specific temporal information of variation, the division operation of terminal running state is also in platform
It places on record, inquiry, retrospect convenient for administrative staff.Information management platform records the operating parameter of each branch's load, fortune simultaneously
Dimension personnel can inquire and calculate the Expenditure Levels of each branched line stage electricity, be used for the cost assess of production and operation.
Claims (5)
1. it is based on real-time online load intelligent terminal, it is negative for level-one in power grid junction as the low-pressure side of distribution system
Lotus, the load are the summation of all loads of second line of a couplet power bus-bar；Load under power bus-bar is considered as two stage loads, negative in two level
Load under lotus after branch bar is considered as three stage loads；It is characterized in that：In first order load, two stage loads, three stage loads
Each branch node at be respectively provided with based on real-time online load intelligent terminal, include based on real-time online load intelligent terminal
Monitoring device and respective branches load output switch；Include information detecting unit, analytic operation list inside the monitoring device
Member, forms report unit, transceiver unit, order receiving unit and command executing unit at condition adjudgement unit；Infomation detection list
Member, analytic operation unit, formation report unit and transceiver unit are sequentially connected, and in information detecting unit and form report unit
Between be arranged condition adjudgement unit, condition adjudgement unit is connected with command executing unit, in command executing unit and transceiver list
Setting command receiving unit between member.
2. according to claim 1 be based on real-time online load intelligent terminal, it is characterised in that：The monitoring device is also
Including power supply and distribution case temperature detecting unit, power supply and distribution case temperature detecting unit is made of infrared temperature monitoring unit, touring inspection
The temperature information of slowdown monitoring switch cabinet relevant position, and it is sent to condition adjudgement unit.
3. according to claim 1 be based on real-time online load intelligent terminal, it is characterised in that：The infomation detection list
Member receives the voltage, the current information that come from current transformer, voltage transformer pair side, and converting thereof into monitoring device can
The digital information of identification passes to the processor of the monitoring device of analytic operation unit；The processor of monitoring device is according to being obtained
The voltage and current information of the load object obtained, analysis calculate the relevant parameter for obtaining object load, are sentenced by condition adjudgement unit
The working condition of disconnected load, then by forming report unit, by object information on load, status information, load position information shape
At data sheet, the transmission of this load data report is completed by transceiver unit, and receives to send out from management and control system
The command information come；Wherein, order receiving unit handles the command information for receiving to come, and determines that the monitoring device has needed
At operation, command executing unit connect with the control circuit of monitoring device institute connecting valve, and it is required to complete object load
Relevant operation.
4. the management control system described in claim 1 based on real-time online load intelligent terminal, it is characterised in that：The system
Include the monitoring device of real-time online load intelligent terminal, the control of the output end and respective branches load output switch of monitoring device
Circuit processed is connected, and input terminal and voltage transformer, current transformer and the temperature detector of monitoring device are respectively connected with.
5. the management control system according to claim 4 based on real-time online load intelligent terminal, it is characterised in that：Institute
The monitoring device stated obtains each branch's information on load, forms data sheet, is sent to by Zegbee networks or GPRS network
Information management platform is shown；Meanwhile data sheet is sent to the mobile phone of operational management personnel by GPRS network by management platform,
Object load condition and its operating status are shown by means of cell phone application；Meanwhile the monitoring device of real-time online load intelligent terminal
According to load current, the information of voltage obtained, judge whether object load is short-circuit, determines that this branch respective branches load exports
Whether switch needs to carry out sub-switching operation, to protect the electrical equipment of short circuit load branch；If branch's load occur overloading etc. therefore
Hinder operation conditions, the administrative staff having permission send sub-switching operation in management platform and mobile phone and instruct, and allow real-time online load
Intelligent terminal completes the sub-switching operation of fault branch, to protect the power supplying and distributing equipment of fault branch.
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| CN201810604956.0A CN108667145A (en) | 2018-06-13 | 2018-06-13 | Based on real-time online load intelligent terminal and its management control system |
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| CN201810604956.0A CN108667145A (en) | 2018-06-13 | 2018-06-13 | Based on real-time online load intelligent terminal and its management control system |
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| CN113822005A (en) * | 2020-06-20 | 2021-12-21 | 高山 | Method for copying and monitoring entity power grid open-circuit node by computer |
| CN113964844A (en) * | 2021-11-01 | 2022-01-21 | 江苏思极科技服务有限公司 | Load shedding control system based on 5G public network tunnel time window |
| CN114977504A (en) * | 2022-06-02 | 2022-08-30 | 国网山东省电力公司泰安供电公司 | Bypass load switch control system |
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