CN206650503U - Electric remote redundant monitoring system - Google Patents
Electric remote redundant monitoring system Download PDFInfo
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- CN206650503U CN206650503U CN201720460309.8U CN201720460309U CN206650503U CN 206650503 U CN206650503 U CN 206650503U CN 201720460309 U CN201720460309 U CN 201720460309U CN 206650503 U CN206650503 U CN 206650503U
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Abstract
Electric remote redundant monitoring system belongs to monitoring system technical field, more particularly to a kind of electrically remote redundant monitoring system.The utility model provides a kind of hardware foundation of safe efficient, automation electric remote redundant monitoring system.The utility model includes monitoring host computer, and by interchanger, the signal transmission port with the first PLC, the 2nd PLC signal transmission port are connected its structural feature monitoring host computer respectively；The signal transmission port of first PLC is connected with the first HMI signal transmission port, the control signal input mouth of first contactor of the first PLC control signal output mouth with controlling first via 10kV plant-grid connections is connected, the power input of first contactor is connected with first via 10kV power supplys, the power output end of first contactor is connected with the first 10kV buses, and the first 10kV buses pass sequentially through the first transformer, the first breaker is connected with the first 400V buses.
Description
Technical field
The utility model belongs to monitoring system technical field, more particularly to a kind of electrically remote redundant monitoring system.
Background technology
With developing rapidly for power industry, a variety of high performance electric-power meterings and control device are widely used, to this
Reasonable, the efficient monitoring of a little devices is one and is badly in need of solving the problems, such as and particularly significant.
The content of the invention
The utility model is aiming above mentioned problem, there is provided a kind of safe efficient, automation electric remote redundant monitoring
The hardware foundation of system.
To achieve the above object, the utility model is adopted the following technical scheme that, the utility model includes monitoring host computer, and it is tied
Structure will put monitoring host computer and pass through the interchanger signal transmission port with the first PLC, the 2nd PLC signal transmission port phase respectively
Even.
The signal transmission port of first PLC is connected with the first HMI signal transmission port, the first PLC control letter
The control signal input mouth of the first contactor of number output port with controlling first via 10kV plant-grid connections is connected, the first contact
The power input of device is connected with first via 10kV power supplys, and the power output end of first contactor is connected with the first 10kV buses,
First 10kV buses pass sequentially through the first transformer, the first breaker is connected with the first 400V buses, the first 400V buses difference
It is connected with fling-cut switch one end of first switch one end, the first reactive-load compensation capacitor, the first switch other end is soft by first
Starter is connected with the first motor；The fling-cut switch other end of first reactive-load compensation capacitor and the first reactive-load compensation capacitor phase
Even.
The first multifunctional electric meter is provided with connection line between first transformer and the first breaker, the
The first multifunction intelligent digital instrument, the first 400V buses are provided with connection line between one 400V buses and first switch
On be provided with bus multifunction intelligent digital instrument；Detection signal output port, the first multifunctional intellectual of first soft initiator
The detection signal output port of digital instrument is connected with the detection signal input port of the first power factor controller respectively, and first
The control signal of the control signal output mouth of power factor controller and the fling-cut switch of the first reactive-load compensation capacitor inputs
Port is connected.
The detection signal output port of the first multifunction intelligent digital instrument detection signal with RTU respectively
Input port, the first HMI detection signal input port are connected, and the first HMI detection signal input port is respectively with more than first
Detection signal output port, the detection signal output port of bus multifunction intelligent digital instrument of function electric instrument are connected.
The signal transmission port of 2nd PLC is connected with the 2nd HMI signal transmission port, the 2nd PLC control letter
The control signal input mouth of the second contactor of number output port with controlling the second road 10kV plant-grid connections is connected, the second contact
The power input of device is connected with the second road 10kV power supplys, and the power output end of second contactor is connected with the 2nd 10kV buses,
2nd 10kV buses pass sequentially through the second transformer, the second breaker is connected with the 2nd 400V buses, the 2nd 400V buses difference
It is connected with fling-cut switch one end of second switch one end, the second reactive-load compensation capacitor, the second switch other end is soft by second
Starter is connected with the second motor；The fling-cut switch other end of second reactive-load compensation capacitor and the second reactive-load compensation capacitor phase
Even.
The second multifunctional electric meter is provided with connection line between second transformer and the second breaker, the
The second multifunction intelligent digital instrument, the second soft initiator are provided with connection line between two 400V buses and second switch
Detection signal output port, the second multifunction intelligent digital instrument detection signal output port respectively with the second power factor
The detection signal input port of controller is connected, the control signal output mouth of the second power factor controller and the second idle benefit
The control signal input mouth for repaying the fling-cut switch of capacitor is connected.
2nd HMI the signal transmission port signal transmission port with the second multifunctional electric meter, work(more than second respectively
The signal transmission port of energy digital meter's is connected.
The 2nd 400V buses are connected by frame circuit breaker with the first 400V buses, the status signal of frame circuit breaker
Output port is connected with the first HMI detection signal input port；2nd 10kV buses pass through bus connecting valve and first
10kV buses are connected.
The signal transmission port of first multifunctional electric meter is connected with the signal transmission port of the first breaker, the
The signal transmission port of one multifunction intelligent digital instrument is connected with the signal transmission port of first switch.
The signal transmission port of second multifunctional electric meter is connected with the signal transmission port of the second breaker, the
The signal transmission port of two multifunction intelligent digital instrument is connected with the signal transmission port of second switch.
As a kind of preferred scheme, monitoring host computer described in the utility model is multiple, is connected respectively with interchanger, monitoring master
The signal transmission port of machine is connected with the signal transmission port of printer.
As another preferred scheme, multifunctional electric meter described in the utility model uses PMC916 type multifunction powers
Instrument.
In addition, interchanger described in the utility model uses the CISCO2950 type network switch.
The utility model beneficial effect.
The utility model can be the industries such as municipal administration, electric power, building, industry, finance, telecommunications, traffic according to user's request
Field user provides personalized solution.It both can as independent remote control administrative system, can also be used as BA or
The subsystem of DCS system.
The utility model has the characteristics that stable, reliable, safe efficient, economy, scalability are strong, and system is based on layering
Distributed frame, transformation and distribution system high and low pressure electrical equipment decentralized supervisory control, centralized management function are realized, makes your power distribution system
Unite " transparence ", can really realize the unattended of switchgear house, it is horizontal to improve change distribution operation modern management comprehensively.
Redundancy and multi-line monitoring function can be achieved by frame circuit breaker and bus connecting valve in the utility model.
Tthe utility model system is designed using scattered, layering, distributed frame, is divided by spacer units, modularized design,
Whole system is divided into three layers：Scene equipment level, communication management layer and system management layer.
Scene equipment level is responsible for each electric data of collection site and information state.
Communication management layer main task is to complete field data and the collection of information, the conversion of communications protocol, reception and biography
Instruction is sent, realizes the network connection between supervisory layers and management level.The information of each intelligent monitoring device collection of scene equipment level
Communication management layer is passed to by communication bus, then passed through the information such as all running state informations and operational factor of collection
Network is uploaded to system management layer, while the remote control commands of meeting reception system management level are controlled to live controller switching equipment
System.
Each function management module can be set in system management layer（Such as cabinet figure monitors environment, graphic monitoring environment, dynamic trend ring
Border, alarm inquiry, dynamic statement, logical relation, load management etc.）, can independent operating on different work stations, also can be simultaneously
Run on a main frame, do not interacted between each several part.Its major function：It is responsible for the various data messages that collection is uploaded
Real-time data base is stored in, is realized by functions such as the man-machine interface of close friend and powerful data analysis and processing to whole power distribution system
The Centralized Monitoring of system field apparatus, so as to realize " remote signalling ", " remote measurement ", " remote control ", " remote regulating " and " remote viewing "（It is optional）" five
It is distant " function.
The utility model measures whole distribution system monitoring, has accident alarming and alarm logging, electric energy management in real time
And load optimal, harmonic wave statistics and power quality analysis, various operating statistic auto report completings and printing, tracing analysis etc. are comprehensive
Function is closed, centralized management function can realize that automatic management reaches nobody or few man on duty.
Brief description of the drawings
The utility model is described further with reference to the accompanying drawings and detailed description.Scope of protection of the utility model
It is not only limited to the statement of herein below.
Fig. 1 is the utility model three-layer network topological diagram.
Fig. 2 is Tthe utility model system topological diagram.
Fig. 3 is the utility model reactive-load compensation capacitor circuit connection diagram.
Embodiment
As illustrated, the utility model includes monitoring host computer, monitoring host computer passes through the interchanger signal with the first PLC respectively
Transmission port, the 2nd PLC signal transmission port are connected.
The signal transmission port of first PLC is connected with the first HMI signal transmission port, the first PLC control letter
The control signal input mouth of the first contactor of number output port with controlling first via 10kV plant-grid connections is connected, the first contact
The power input of device is connected with first via 10kV power supplys, and the power output end of first contactor is connected with the first 10kV buses,
First 10kV buses pass sequentially through the first transformer, the first breaker is connected with the first 400V buses, the first 400V buses difference
It is connected with fling-cut switch one end of first switch one end, the first reactive-load compensation capacitor, the first switch other end is soft by first
Starter（Right, the device of Fig. 3 left motors upper end）It is connected with the first motor；The fling-cut switch of first reactive-load compensation capacitor
The other end is connected with the first reactive-load compensation capacitor.
The first multifunctional electric meter is provided with connection line between first transformer and the first breaker, the
The first multifunction intelligent digital instrument, the first 400V buses are provided with connection line between one 400V buses and first switch
On be provided with bus multifunction intelligent digital instrument；Detection signal output port, the first multifunctional intellectual of first soft initiator
The detection signal output port of digital instrument is connected with the detection signal input port of the first power factor controller respectively, and first
The control signal of the control signal output mouth of power factor controller and the fling-cut switch of the first reactive-load compensation capacitor inputs
Port is connected.
The detection signal output port of first multifunction intelligent digital instrument respectively with RTU（RTU）Detection
Signal input port, the first HMI detection signal input port are connected, and the first HMI detection signal input port is respectively with
The detection signal output port of one multifunctional electric meter, the detection signal output port phase of bus multifunction intelligent digital instrument
Even.
The signal transmission port of 2nd PLC is connected with the 2nd HMI signal transmission port, the 2nd PLC control letter
The control signal input mouth of the second contactor of number output port with controlling the second road 10kV plant-grid connections is connected, the second contact
The power input of device is connected with the second road 10kV power supplys, and the power output end of second contactor is connected with the 2nd 10kV buses,
2nd 10kV buses pass sequentially through the second transformer, the second breaker is connected with the 2nd 400V buses, the 2nd 400V buses difference
It is connected with fling-cut switch one end of second switch one end, the second reactive-load compensation capacitor, the second switch other end is soft by second
Starter is connected with the second motor；The fling-cut switch other end of second reactive-load compensation capacitor and the second reactive-load compensation capacitor phase
Even.
The second multifunctional electric meter is provided with connection line between second transformer and the second breaker, the
The second multifunction intelligent digital instrument, the second soft initiator are provided with connection line between two 400V buses and second switch
Detection signal output port, the second multifunction intelligent digital instrument detection signal output port respectively with the second power factor
The detection signal input port of controller is connected, the control signal output mouth of the second power factor controller and the second idle benefit
The control signal input mouth for repaying the fling-cut switch of capacitor is connected.
2nd HMI the signal transmission port signal transmission port with the second multifunctional electric meter, work(more than second respectively
The signal transmission port of energy digital meter's is connected.
The 2nd 400V buses are connected by frame circuit breaker with the first 400V buses, the status signal of frame circuit breaker
Output port is connected with the first HMI detection signal input port；2nd 10kV buses pass through bus connecting valve and first
10kV buses are connected.
The signal transmission port of first multifunctional electric meter is connected with the signal transmission port of the first breaker, the
The signal transmission port of one multifunction intelligent digital instrument is connected with the signal transmission port of first switch.
The signal transmission port of second multifunctional electric meter is connected with the signal transmission port of the second breaker, the
The signal transmission port of two multifunction intelligent digital instrument is connected with the signal transmission port of second switch.
The monitoring host computer is connected with interchanger to be multiple respectively, the signal transmission port of monitoring host computer and printer
Signal transmission port is connected.
The multifunctional electric meter uses PMC916 type multifunctional electric meters.PMC916 type multifunctional electric meters can
The electricity ginseng such as measuring loop three-phase voltage, three-phase current, frequency, power factor, active power, reactive power, apparent energy, electric degree
Number.Circuit-breaker status, malfunction, control operation authority and other quantity of states can be monitored；Remote control cutout closes a floodgate and divided
Lock；Electric parameter Threshold Crossing Alert, such as under-voltage, excessively stream, low frequency, power factor are abnormal.
The interchanger uses the CISCO2950 type network switch；The core optical cable transmission data of armouring 6 can be used.
The measurable loop three-phase voltages of multifunction intelligent digital instrument EM, three-phase current, three phase power, three phase power because
Number, total power factor, frequency, electric degree, 2-15 subharmonic etc. extend electric parameter.Monitor cutout state, malfunction；Long-range control
Breaker closing and separating brake processed.
Monitoring host computer connects interchanger, interchanger LAN EBIs connection PLC, the connection control of PLC relays output interface
The contactor of 10kV inlet wires, RS485 communication interfaces connection HMI human-computer exchanges.
Scattered distribution system is monitored in real time using field intelligent instrument, the service data of collection is passed through into network
Transmit to the monitoring host computer of system management layer, can intuitively grasp the operation conditions of system by visual software, run electrically
Parameter, to whole distribution system Centralized Monitoring, realize " five is distant " function.Can be that each equipment and loop carry in visual software
For detailed function sprite, by picture, operator on duty can understand, view related data in detail.It is convenient for setting
Standby control operation, including full telemetry, loop state, the checking of alarm and fault-signal, harmonic data analysis, long-range control
System operation etc..
Whole system can use current popular Modbus form of communication and Fieldbus Control.Number is used in communication transfer
Word signal, the actual physics form of remote application optical fiber are transmitted, it is ensured that the antijamming capability and information of system communication are handed over
Throw-over degree, the quantity of the various interfaces in scene is greatly reduced, the intelligence degree of system is improved, it is steady to strengthen system on the whole
Qualitative and reliability.
It is understood that above with respect to specific descriptions of the present utility model, it is merely to illustrate the utility model and is not
The technical scheme described by the utility model embodiment is limited to, it will be understood by those within the art that, still can be with
The utility model is modified or equivalent substitution, to reach identical technique effect；As long as satisfaction uses needs, all in this reality
Within new protection domain.
Claims (4)
1. electric remote redundant monitoring system, including monitoring host computer, it is characterised in that monitoring host computer is by interchanger respectively with
One PLC signal transmission port, the 2nd PLC signal transmission port are connected；
The signal transmission port of first PLC is connected with the first HMI signal transmission port, and the first PLC control signal is defeated
The control signal input mouth of first contactor of the exit port with controlling first via 10kV plant-grid connections is connected, first contactor
Power input is connected with first via 10kV power supplys, and the power output end of first contactor is connected with the first 10kV buses, and first
10kV buses pass sequentially through the first transformer, the first breaker is connected with the first 400V buses, and the first 400V buses are respectively with
One switch one end, fling-cut switch one end of the first reactive-load compensation capacitor are connected, and the first switch other end passes through the first soft start
Device is connected with the first motor；The fling-cut switch other end of first reactive-load compensation capacitor is connected with the first reactive-load compensation capacitor；
It is provided with the first multifunctional electric meter on connection line between first transformer and the first breaker, first
The first multifunction intelligent digital instrument is provided with connection line between 400V buses and first switch, on the first 400V buses
It is provided with bus multifunction intelligent digital instrument；The detection signal output port of first soft initiator, the first multifunctional intellectual number
The detection signal output port of word instrument is connected with the detection signal input port of the first power factor controller respectively, the first work(
The control signal input of the control signal output mouth of rate Power Factor Controller and the fling-cut switch of the first reactive-load compensation capacitor
Mouth is connected；
The detection signal output port of first multifunction intelligent digital instrument inputs with the detection signal of RTU respectively
Port, the first HMI detection signal input port are connected, and the first HMI detection signal input port is multi-functional with first respectively
Detection signal output port, the detection signal output port of bus multifunction intelligent digital instrument of electric instrument are connected；
The signal transmission port of 2nd PLC is connected with the 2nd HMI signal transmission port, and the 2nd PLC control signal is defeated
The control signal input mouth of second contactor of the exit port with controlling the second road 10kV plant-grid connections is connected, second contactor
Power input is connected with the second road 10kV power supplys, and the power output end of second contactor is connected with the 2nd 10kV buses, and second
10kV buses pass sequentially through the second transformer, the second breaker is connected with the 2nd 400V buses, and the 2nd 400V buses are respectively with
Two switch one end, fling-cut switch one end of the second reactive-load compensation capacitor are connected, and the second switch other end passes through the second soft start
Device is connected with the second motor；The fling-cut switch other end of second reactive-load compensation capacitor is connected with the second reactive-load compensation capacitor；
It is provided with the second multifunctional electric meter on connection line between second transformer and the second breaker, second
The second multifunction intelligent digital instrument is provided with connection line between 400V buses and second switch, the second soft initiator
Detection signal output port, the second multifunction intelligent digital instrument detection signal output port respectively with the second power factor control
The detection signal input port of device processed is connected, the control signal output mouth of the second power factor controller and the second reactive-load compensation
The control signal input mouth of the fling-cut switch of capacitor is connected；
2nd HMI the signal transmission port signal transmission port with the second multifunctional electric meter, the second multi-functional intelligence respectively
The signal transmission port of energy digital instrument is connected；
The 2nd 400V buses are connected by frame circuit breaker with the first 400V buses, the status signal output of frame circuit breaker
Port is connected with the first HMI detection signal input port；2nd 10kV buses are female by bus connecting valve and the first 10kV
Line is connected；
The signal transmission port of first multifunctional electric meter is connected with the signal transmission port of the first breaker, more than first
The signal transmission port of function digital meter's is connected with the signal transmission port of first switch；
The signal transmission port of second multifunctional electric meter is connected with the signal transmission port of the second breaker, more than second
The signal transmission port of function digital meter's is connected with the signal transmission port of second switch.
2. electric remote redundant monitoring system according to claim 1, it is characterised in that the monitoring host computer is multiple, difference
It is connected with interchanger, the signal transmission port of monitoring host computer is connected with the signal transmission port of printer.
3. electric remote redundant monitoring system according to claim 1, it is characterised in that the multifunctional electric meter uses
PMC916 type multifunctional electric meters.
4. electric remote redundant monitoring system according to claim 1, it is characterised in that the interchanger uses CISCO2950
The type network switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720460309.8U CN206650503U (en) | 2017-04-28 | 2017-04-28 | Electric remote redundant monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720460309.8U CN206650503U (en) | 2017-04-28 | 2017-04-28 | Electric remote redundant monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206650503U true CN206650503U (en) | 2017-11-17 |
Family
ID=60277449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720460309.8U Active CN206650503U (en) | 2017-04-28 | 2017-04-28 | Electric remote redundant monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206650503U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113050523A (en) * | 2021-04-06 | 2021-06-29 | 广州中超合能科技有限公司 | Electric power monitoring system based on big data fusion model |
| CN114384792A (en) * | 2021-12-10 | 2022-04-22 | 浙江大学 | Safe redundant PLC communication control system |
-
2017
- 2017-04-28 CN CN201720460309.8U patent/CN206650503U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113050523A (en) * | 2021-04-06 | 2021-06-29 | 广州中超合能科技有限公司 | Electric power monitoring system based on big data fusion model |
| CN113050523B (en) * | 2021-04-06 | 2022-07-26 | 衍博集团有限公司 | Electric power monitoring system based on big data fusion model |
| CN114384792A (en) * | 2021-12-10 | 2022-04-22 | 浙江大学 | Safe redundant PLC communication control system |
| CN114384792B (en) * | 2021-12-10 | 2024-01-02 | 浙江大学 | Safe and redundant PLC communication control system |
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