CN206002926U - Power station intelligent management system - Google Patents

Abstract

The utility model discloses a kind of power station intelligent management system; it is included headquarter surveillance center and is connected and office is in the power station Zhong Kong center of various places branch by VPN communication with this headquarter surveillance center; this power station Zhong Kong center communicates successively and is connected with station level, wall; wherein; it is connected using ethernet communication between station level and wall, and each protection measure and control unit of wall includes public LCU screen, LCU for generator set screen, route protection screen, microcomputer excitation screen, hydrodynamic governor, station-service screen, thermometric screen, sends out change sealer and alternating current-direct current screen.The power station work on the spot equipment running status that this utility model will be distributed over various places intuitively show staff, to reduce equipment operation workload to greatest extent, reduce human error and reduce staffing, centralized and unified management, achieve automatization's operation, reduce production and operation cost.

Description

Power station intelligent management system

Technical field

This utility model is related to a kind of power station intelligent management system, belongs to Control Technique for Hydroelectric Power Plant field.

Background technology

Electric power is the power capacity that modernization industry produces and life is indispensable, and hydroelectric generation is of power industry Class.The situation in each power station of company, equipment, process data collection video monitoring information are subject to regional limitation and communication service to popularize The different impact of degree is it is impossible to whole Real-time Feedback, to corporate HQ, mostly relies on and periodically submits, to general headquarters, the paper manually filled in Matter form or electronic report forms mode are managed, and inefficiency and accuracy are low, and lose time and resource, are company to each The unified management in individual power station causes inconvenience.Especially scene occurs in that equipment fault or production link goes wrong When, corporate HQ nor in time discovery, there is serious information delay, accident treatment cycle length etc. and have a strong impact on asking of operation Topic.

For realizing the unified production and operation management in each power station administrative to company and realizing unmanned, at each Corporate HQ can achieve the production and operation situation grasping all power stations, improves company information management level and external displaying Window-shaped is as reducing production and operation cost, being badly in need of setting up power station remote control administrative system.

Content of the invention

For above-mentioned weak point of the prior art, this utility model aims to provide a kind of power station intelligent management system System, rationally, the power station work on the spot equipment running status that will be distributed over various places intuitively show work people to its design science Member, to reduce equipment operation workload to greatest extent, reduces human error and reduces staffing, and centralized and unified management is real Xian Liao automatization runs, and reduces production and operation cost.

To achieve these goals, the technical solution of the utility model：A kind of power station intelligent management system, it includes Headquarter surveillance center and being connected and office is in the power station Zhong Kong center of various places branch by VPN communication with this headquarter surveillance center, This power station Zhong Kong center communicates successively and is connected with station level, wall, and wherein, each protection measure and control unit of described wall includes There are public LCU screen, LCU for generator set screen, route protection screen, microcomputer excitation screen, hydrodynamic governor, station-service screen, thermometric screen, send out to become and protect Screen and alternating current-direct current screen, this public LCU screen, LCU for generator set screen, route protection screen, microcomputer excitation screen, hydrodynamic governor, station-service screen, survey Wen Ping, a change sealer and alternating current-direct current screen are connected using ethernet communication respectively between described station level.

Further, described headquarter surveillance center is connected with network service terminal.

Further, it is connected with several microsystems in the heart in controlling in described power station, this several microsystem and described electricity Control in standing and connect centrally through wired or wireless communication.

Further, described LCU for generator set screen is included and is connected with the unit main control circuit of various places branch unit PLC and the data acquisition unit being connected with this PLC respectively, touch display screen, bin, I/O module, communication module, described Touch display screen, bin, I/O module, communication module are bi-directionally connected with described PLC respectively；Described data acquisition unit defeated Go out end to be connected with the input port of described PLC, and this data acquisition unit is to every operational factor of described unit and running Ambient condition carries out Real-time Collection；One output port of described PLC is connected with the input of described unit main control circuit, its In,

Including handss automatic paralleling in described touch display screen controls touch button, manual operation to control touch button, have Work(, Reactive-power control touch button, fault diagnosis split-screen display, instrument split-screen display and running simultaneous display split screen；In described PLC Include the data processing unit being connected with described data acquisition unit outfan and be bi-directionally connected with this data processing unit Handss automatic paralleling control module, manual operation control module, active, Reactive-power control module, fault diagnosis processing module, instrument Data processing module, running synchronous processing module, described handss automatic paralleling controls touch button, manual operation to control touch to press Button, active, Reactive-power control touch button outfan and described handss automatic paralleling control module, manual operation control module, have Work(, the input correspondence of Reactive-power control module are connected；Described fault diagnosis split-screen display, instrument split-screen display and running are synchronous The input of split-screen display and described fault diagnosis processing module, instrumented data processing module, running synchronous processing module defeated Go out end to be connected.

Further, described change sealer includes the unit output loop with various places branch water-power plant and main transformer The system control cpu that depressor loop is electrically connected with, this system control cpu is connected in parallel to for described unit output loop There is provided the composite voltage circuit overcurrent protection of electic protection, fast differential over current protection circuit, ratio differential with main transformer loop Protection circuit, zero sequence overvoltage crowbar, overload protecting circuit, excess voltage protection, low voltage protection circuit, overclocking are protected Protection circuit and low-frequency protection circuit.

Further, described hydrodynamic governor includes hydrodynamic governor machinery and controls this hydrodynamic governor machinery The speed regulator mechanical-hydraulic cabinet of device, this speed regulator mechanical-hydraulic cabinet includes Programmable Logic Controller, to described hydrodynamic governor Guide vane Mechanical course end that guide vane in machinery is controlled, data is carried out to described hydrodynamic governor machinery Collection PC frequency measurement card and displacement transducer and guide vane manual control button, guide vane indicator of opening, automatically control by Button, wherein, described PC frequency measurement card, outfan any two input ports with described Programmable Logic Controller respectively of displacement transducer It is connected；The outfan of this Programmable Logic Controller is connected with the input at described guide vane Mechanical course end；Described guide vane Manual control button, the outfan automatically controlling button are connected with another two input ports of described Programmable Logic Controller respectively； Described indicator of opening is bi-directionally connected with described Programmable Logic Controller；

Described PC frequency measurement card, hydrodynamic governor machinery described in displacement transducer real-time monitoring, and frequency acquisition is believed Number, displacement signal be sent to Programmable Logic Controller, through Programmable Logic Controller process after by guide vane indicator of opening show water guide Leaf aperture, operator can carry out Non-follow control by guide vane manual control button to guide vane Mechanical course end, until it reaches Set guide vane aperture；

Automatically control button when pressing, by Programmable Logic Controller automatically with frequency to setting value, by the input of PC frequency measurement card Frequency acquisition after Programmable Logic Controller analysis, revised in real time to guide vane Mechanical course end, makes by this Programmable Logic Controller Reach grid-connected frequency values.

Further, described thermometric screen includes the controller being bi-directionally connected with generator set control end and located at this Temperature sensor on group of motors key position, this temperature sensor passes sequentially through A/D converter, comparator and described controller Connect, this controller is connected to standard temperature bin, touch screen and alarm；

Wherein, described controller and described standard temperature bin are bi-directionally connected；The outfan of described temperature sensor with The input of A/D converter connects, and the first outfan of A/D converter is connected with the first input end of comparator, this comparator The second input connect to the standard temperature output port of described controller, the outfan of described comparator and described controller One input connect, this controller one outfan connect described alarm input；

The signal of temperature sensor output is converted into a temperature value through A/D converter and is sent to comparator, this temperature value Compared with the standard temperature of controller input, if temperature value is less than or equal to standard temperature, comparator is to controller output the One level signal, controller exports silence signal, alarm not alarm to alarm；If temperature value is more than standard temperature Degree, comparator exports second electrical level signal to controller, and controller exports trigger, alarm alarm to alarm；

Second outfan of described A/D converter is connected with the temperature situation maker input in controller, this temperature The outfan of situation maker is connected with an input of touch screen；The outfan of this touch screen is another defeated with described controller Enter end to connect.

Further, described temperature sensor includes corresponding with the generating set iron core on described generating set The one temperature sensor second temperature sensor corresponding with the generating set coil on described generating set and described generating The corresponding three-temperature sensor of power bearing shell on unit；Described comparator include respectively with described first temperature sensing The corresponding first comparator being connected of device, second temperature sensor, three-temperature sensor, the second comparator, the 3rd comparator.

Further, described controller is also associated with data input output ports, this data input output ports and control Device is bi-directionally connected, and controller can be connected with external equipment or datatron by this data input output ports, and carries out with it Mutually data transfer.

Further, described controller is the PLC single-chip microcomputer being integrated with described temperature situation maker.

The beneficial effects of the utility model：Design science rationally, will be distributed over the power station work on the spot equipment fortune of various places Row state intuitively shows staff, to reduce equipment operation workload to greatest extent, reduces human error and reduction Staffing, centralized and unified management, it is achieved that automatization's operation, reduces production and operation cost.

Brief description

Fig. 1 is structure schematic diagram of the present utility model；

Fig. 2 is the structure schematic diagram of LCU for generator set screen in Fig. 1；

Fig. 3 is the inner function module simplified schematic diagram of PLC in Fig. 2；

Fig. 4 is the structure schematic diagram sending out change sealer in Fig. 1；

Fig. 5 is the structure schematic diagram of hydrodynamic governor in Fig. 1；

Fig. 6 is the structure schematic diagram of thermometric screen in Fig. 1.

Specific embodiment

To further describe this utility model with reference to specific embodiment and accompanying drawing.

One kind power station intelligent management system as described in Figure 1, it is included headquarter surveillance center 9 and is monitored with this general headquarters Center 9 communicates connection by VPN and office is in the power station Zhong Kong center 10 of various places branch, and this power station Zhong Kong center 10 communicates successively It is connected with station level 11, wall, wherein, each protection measure and control unit of this wall includes public LCU screen 12, LCU for generator set Screen 13, route protection screen 14, microcomputer excitation screen 15, hydrodynamic governor 16, station-service screen 17, thermometric screen 18, send out change sealer 19 and Alternating current-direct current screen 20, this public LCU screen 12, LCU for generator set screen 13, route protection screen 14, microcomputer excitation screen 15, hydrodynamic governor 16, Station-service screen 17, thermometric screen 18, a change sealer 19 and alternating current-direct current screen 20 adopt ethernet communication even respectively and station level 11 between Connect.

This utility model design science rationally, will be distributed over the power station work on the spot equipment running status of various places intuitively Show staff, to reduce equipment operation workload to greatest extent, reduce human error and reduce staffing, concentrate Unified management, it is achieved that automatization's operation, reduces production and operation cost.Realized to water by communication networks such as VPN, Ethernets The unified monitoring in power station and Based Intelligent Control management, are connected with network service terminal 8 in headquarter surveillance center 9, are easy to operator Or supervisor's remote dialogue.

Data exchange is carried out by the cascade dispatching system between station level 11, wall, realizes remote monitoring, and adopt Distributed Computerized monitor system, possesses perfect communication function, accomplishes system resource, data sharing, runs efficiently, in real time, Complete function, and communication protocol meets automatization's requirement of scheduling system.

Specifically, public LCU screen 12, LCU for generator set screen 13, route protection screen 14, microcomputer excitation screen 15, hydrodynamic governor 16th, all include data acquisition module in station-service screen 17, thermometric screen 18, a change sealer 19 and alternating current-direct current screen 20 such as to sense Device, video camera etc. and each unit intelligent control module, touch screen, for controlling to the intelligent monitoring of each unit and intelligent remote. And power station Zhong Kong center 10 protection measure and control unit of each unit is provided the communication tools such as Ethernet to be unified in control monitoring and Based Intelligent Control, automaticity is high, and is truly realized remote automatic control operation.

Power station Zhong Kong center 10 includes an operation element station and database server, has basic in operation element station Software kit etc., for the monitoring in whole power station and remotely control, at least needing to transport with data acquisition and procession, safety Row supervision, real-time control and adjustment, monitor log and report, sequence of events recording, emergency review and correlative record, normal behaviour Coach and the function such as accident treatment Operating Guideline, data communication, screen display and video monitoring.On power station Zhong Kong center 10 It is provided with telecommunication port 22, for more telecommunication such as VPN or network communication etc..

Power station Zhong Kong center 10 is connected with several microsystems 21, this several microsystem 21 and power station Zhong Kong center 10 are connected by wired or wireless communication, and such as wireless WIFI, bluetooth, microwave or netting twine etc., for different monitoring unit Or the packet in region, specific aim monitoring and Based Intelligent Control are carried out using multiple stage microsystem 21, improves the standard that whole system is run Really property.

As shown in Figure 2,3, LCU for generator set screen 13 is included and is connected with the unit main control circuit 130 of various places branch unit PLC131 and the data acquisition unit 132 being connected with this PLC131 respectively, touch display screen 133, bin 134, I/O Module 135, communication module 136, described touch display screen 133, bin 134, I/O module 135, communication module 136 respectively with PLC131 is bi-directionally connected；The outfan of data acquisition unit 132 is connected with the input port of PLC131, and this data acquisition list Unit 132 carries out Real-time Collection to every operational factor of unit and environment of operation state；One output port of PLC131 and unit The input of main control circuit 130 is connected, wherein,

Including handss automatic paralleling in touch display screen 133 controls touch button 1331, manual operation to control touch button 1332nd, active, Reactive-power control touch button 1333, fault diagnosis split-screen display 1334, instrument split-screen display 1335 and running with Step split-screen display 1336；The data processing unit being connected with described data acquisition unit 132 outfan is included in PLC131 1310 and be bi-directionally connected with this data processing unit 1310 handss automatic paralleling control module 1311, manual operation control module 1312nd, active, Reactive-power control module 1313, fault diagnosis processing module 1314, instrumented data processing module 1315, running are synchronous Processing module 1316, handss automatic paralleling controls touch button 1331, manual operation to control touch button 1332, active, idle tune Outfan and the handss automatic paralleling control module 1311 of section touch button 1333, manual operation control module 1312, active, idle The input correspondence of adjustment module 1313 is connected；Fault diagnosis split-screen display 1334, instrument split-screen display 1335 and running are same At the input of step split-screen display 1336 is synchronous with fault diagnosis processing module 1314, instrumented data processing module 1315, running The outfan of reason module 1316 is connected.

This LCU for generator set screen 13 structure is simple, joins for the turbine-generator units in power station and its auxiliary device, electromotor The key areas such as electric equipment are monitored, and realize the functions such as intelligent start/stop, regulation, diagnosis, to ensure the peace in whole power station Full work production.

By data acquisition unit 132 to the turbine-generator units in power station and its auxiliary device or electromotor controller switching equipment Carry out real-time data acquisition Deng unit, such as unit operates each supplemental characteristic, sensor, instrument can be adopted, image first-class carrying out Directly gather.The data input being gathered is carried out Treatment Analysis, returns to data processing unit 1310 by data acquisition unit 132 Class, then carry out transferring use by each functional module, such as, fault diagnosis processing module 1314, according to the data being gathered and thing The data being first stored in PLC131 is compared, diagnosable go out whole unit operation whether break down, and final touching Touch in the fault diagnosis split-screen display 1334 in display screen 133 and show；Likewise, instrumented data processing module 1315, fortune Make after synchronous processing module 1316 can be processed according to each gathered data in instrument split-screen display 1335 and running simultaneous display Show in split screen 1336, in order to ensure this instrumented data processing module 1315, running synchronous processing module 1316 to respectively adopting The correct process of collection data, is respectively provided with coded treatment in instrumented data processing module 1315, running synchronous processing module 1316 Module.Distinguishingly, running synchronous processing module 1316 can be synchronous as running using processing monitored picture, and analog machine may also be employed Organize operating state, each gathered data is converted into analog quantity, then carry out real-time dynamic monitoring on simulation unit and show.Handss are automatic It is automatic that concurrent control module 1311, manual operation control module 1312, active, Reactive-power control module 1313 are used for the handss to unit Same period control, startup-shutdown Based Intelligent Control, active, Reactive-power control etc..

Finally, data processing unit 1310 is all bi-directionally connected with bin 14, I/O module 135, communication module 136 respectively, One output port of this data processing unit is connected with unit main control circuit 10.By bin 134 to each gathered data And processing information, operational control letter, diagnosis process etc. are stored effectively, short range can be carried out by I/O module 135, pass through Communication module 136 carries out remote data transmission, or carries out intelligent short range, remotely control, in such as this example pass through Ethernet with Station level 11 communication connects.

As shown in figure 4, sending out change sealer 19 to include unit output loop 191 with various places branch water-power plant and main The system control cpu 190 that transformer circuit 192 is electrically connected with, this system control cpu 190 is connected in parallel to for unit Output loop 191 and main transformer loop 192 provide the composite voltage circuit overcurrent protection 195 of electic protection, differential quick-break Protection circuit 196, ratio differential protection circuit 197, zero sequence overvoltage crowbar 198, overload protecting circuit 199, overvoltage Protection circuit 200, low voltage protection circuit 201, overclock protection circuit 202 and low-frequency protection circuit 203.

Remote communication module (not shown) is connected on this system control cpu 190, for being connected with station level 11 communication.Logical Cross system control cpu intelligent allocation composite voltage circuit overcurrent protection 195, fast differential over current protection circuit 196, ratio differential guarantor Protection circuit 197, zero sequence overvoltage crowbar 198, overload protecting circuit 199, excess voltage protection 200, under-voltage protection Circuit 201, overclock protection circuit 202 and low-frequency protection circuit 203 etc., for whole power station unit output loop and main transformer Loop provides complete electic protection, eliminates safe hidden trouble, practical convenient.

Specifically, composite voltage circuit overcurrent protection 195, fast differential over current protection circuit 196, ratio differential protection circuit 197th, zero sequence overvoltage crowbar 198, overload protecting circuit 199, excess voltage protection 200, low voltage protection circuit 201st, overclock protection circuit 202 and low-frequency protection circuit 203, above single circuit structure belongs to prior art protection electricity in itself Road, the function of each protection circuit of here and principle are not illustrated one by one, and it is whole that this structure mainly passes through system control cpu 190 Close each protection circuit, complete electric to realize the unit output loop of whole water-power plant and main transformer loop are provided Protection, very useful, and function integration is it is easy to be managed collectively and configuration.

Finally, system control cpu 190 has communication port 193, for external equipment or intelligent control device Carry out telecommunication use, to realize remotely control and the call in later stage；Bin 194 is connected with system control cpu 190, For storing the data such as the service data of whole water-power plant and the running daily record of whole sealer, subsequently to accomplish to look into And safeguard.

As shown in figure 5, hydrodynamic governor 16 includes hydrodynamic governor machinery and controls this hydrodynamic governor machinery The speed regulator mechanical-hydraulic cabinet of device, this speed regulator mechanical-hydraulic cabinet includes Programmable Logic Controller 160, to hydrodynamic governor machine Guide vane Mechanical course end 162 that guide vane in tool device is controlled, hydrodynamic governor machinery is carried out with data adopt The PC frequency measurement card 163 of collection and displacement transducer 164 and guide vane manual control button 166, guide vane indicator of opening 167, from Dynamic control knob 168, wherein, PC frequency measurement card 163, displacement transducer 164 outfan respectively with Programmable Logic Controller 160 appoint Two input ports of anticipating are connected；The outfan of this Programmable Logic Controller 160 is connected with the input at guide vane Mechanical course end 162 Connect；Guide vane manual control button 166, the outfan automatically controlling button 168 are defeated with another the two of Programmable Logic Controller 160 respectively Inbound port is connected；Indicator of opening 167 is bi-directionally connected with Programmable Logic Controller 160；

PC frequency measurement card 163, displacement transducer 164 real-time monitoring hydrodynamic governor machinery, and by frequency acquisition signal, Displacement signal is sent to Programmable Logic Controller 160, is shown by guide vane indicator of opening 167 after processing through Programmable Logic Controller 160 Show guide vane aperture, operator can be controlled to guide vane Mechanical course end 162 manually by guide vane manual control button 166 System, until it reaches set guide vane aperture；

Automatically control button 168 when pressing, by Programmable Logic Controller 160 automatically with frequency to setting value, by PC frequency measurement card , after Programmable Logic Controller 160 analysis, this Programmable Logic Controller 160 is to guide vane Mechanical course end for the frequency acquisition of 163 inputs 162 are revised in real time, make up to grid-connected frequency values.

Speed regulator mechanical-hydraulic cabinet also includes emergency stop button 161 and touch screen 165, this emergency stop button 161 Outfan be connected with an input port of Programmable Logic Controller 160, either in automatic operating still under manual operating mode Run, when unit is overrun or serious electrically and mechanically fault it is necessary to during emergency shutdown, press this emergency stop button 161, Programmable Logic Controller 160 automatically controls whole machine and shuts down.And touch screen 165 and Programmable Logic Controller 160 are bi-directionally connected, it is used for Show whole device operating state and carry out human computer conversation.

As shown in fig. 6, thermometric screen 18 include the controller 185 being bi-directionally connected with generator set control end 181 and located at Temperature sensor on this generating set key position, this temperature sensor pass sequentially through A/D converter 183, comparator 184 with Controller 185 connects, and this controller 185 is connected to standard temperature bin 186, touch screen 187 and alarm 188；

Wherein, controller 185 and standard temperature bin 186 are bi-directionally connected；The outfan of temperature sensor is changed with A/D The input of device 183 connects, and the first outfan of A/D converter 183 is connected with the first input end of comparator 184, and this compares Second input of device 184 connects to the standard temperature output port of controller 185, the outfan of comparator 184 and controller 185 input connects, and an outfan of this controller 185 connects the input of alarm 188；

The signal of temperature sensor output is converted into a temperature value through A/D converter 183 and is sent to comparator 184, should Compared with the standard temperature that temperature value is inputted with controller 185, if temperature value be less than or equal to standard temperature, comparator 184 to Controller 185 exports the first level signal, and controller 185 exports silence signal to alarm 188, and alarm 188 is not warned Report；If temperature value is more than standard temperature, comparator 184 exports second electrical level signal to controller 185, and controller 185 is to report Alert device 188 output trigger, alarm 188 alarm；

Second outfan of A/D converter 183 is connected with temperature situation maker 1800 input in controller 185, The outfan of this temperature situation maker 1800 is connected with an input of touch screen 187；The outfan of this touch screen 187 and control Another input of device 185 processed connects.

Controller 185 is the PLC single-chip microcomputer being integrated with temperature situation maker 1800.Passed by this controller 185, temperature Sensor, A/D converter 183, comparator 184, standard temperature bin 186, touch screen 187 and alarm 188 carry out organic whole Close, each key position of generating set for power station carries out real time temperature monitoring, and is surpassed for this temperature monitoring data The applications such as warm warning, disorderly closedown, exchange data, are produced with the safety work ensureing generating set.

Temperature sensor include first temperature sensor 1 corresponding with the generating set iron core 2 on generating set and The corresponding second temperature sensor 3 of generating set coil 4 on generating set is relative with the power bearing shell 6 on generating set The three-temperature sensor 5 answered；Comparator 184 include respectively with described first temperature sensor 1, second temperature sensor 3, The corresponding first comparator being connected of three-temperature sensor 5, the second comparator, the 3rd comparator.During use, A/D converter 183 can also be respectively provided with the first A/D converter, the second A/D converter and the 3rd A/D converter, i.e. the first temperature sensor 1 It is connected with first comparator by the first A/D converter, second temperature sensor 3 passes through the second A/D converter and the second ratio It is connected compared with device, three-temperature sensor 5 is connected with the 3rd comparator by the 3rd A/D converter, by being separately provided, makes Must be directed to generating set iron core, coil and three key positions of power bearing shell temperature respectively pass through first comparator, second Comparator, the 3rd comparator, compared with corresponding standard temperature, draw different comparative results, finally, can pass through alarm 188 relative set become three, and that is, the fault for different key positions is chosen different alarms and reported to the police, and then can pass through Alarm 188 is directly found out corresponding trouble location and is keeped in repair, convenient and swift.

Controller 185 is also associated with data input output ports 189, this data input output ports 189 and controller 185 It is bi-directionally connected, controller 185 can be connected with external equipment or datatron by this data input output ports 189, and and its Carry out mutual data transfer.

During use, in addition to carrying out fault alarm and investigation, also may be used：

Corresponding temperature signal is converted to digital signal and sends to temperature situation maker 1800 by A/D converter 183, Temperature situation maker 1800 passes through the situation maps such as the continuous temperature signal generation curve of certain period of time, column, then Touch screen 187 is shown, facilitates operator to supervise；

Operator directly can carry out operational control by touch screen 187 to generator set control end 200；Meanwhile, also may be used By touch screen 187, the standard temperature in standard temperature bin 186 is adjusted, to adapt to Various Seasonal, varying environment Under use；

Finally, whole thermometric screen also can carry out immediate data with external equipment or datatron and is connected transmission, carry out other Functional module extends or machine machine interjob.

Finally, the Programmable Logic Controller 160 of hydrodynamic governor, be all connected to telecommunication mould on the controller 180 of thermometric screen Block (not shown), for being connected with station level 11 communication.

The technical scheme above this utility model embodiment being provided is described in detail, used herein specifically Individual example is set forth to the principle of this utility model embodiment and embodiment, and the explanation of above example is only applicable to help Assistant solves the principle of this utility model embodiment；Simultaneously for one of ordinary skill in the art, implement according to this utility model Example, all will change, in sum, this specification content should not be construed as in specific embodiment and range of application To restriction of the present utility model.

Claims (10)

1. a kind of power station intelligent management system it is characterised in that：Include headquarter surveillance center (9) and monitor with this general headquarters Center (9) is communicated by VPN and connects and office is in the power station Zhong Kong center (10) of various places branch, this power station Zhong Kong center (10) according to Secondary communication is connected with station level (11), wall, and wherein, each protection measure and control unit of described wall includes public LCU screen (12), LCU for generator set screen (13), route protection screen (14), microcomputer excitation screen (15), hydrodynamic governor (16), station-service screen (17), survey Wen Ping (18), change sealer (19) and alternating current-direct current screen (20), this public LCU screen (12), LCU for generator set screen (13), route protection Screen (14), microcomputer excitation screen (15), hydrodynamic governor (16), station-service screen (17), thermometric screen (18), a change sealer (19) and friendship Direct current cabinet (20) is connected using ethernet communication respectively between described station level (11).

2. power station according to claim 1 intelligent management system it is characterised in that：On described headquarter surveillance center (9) It is connected with network service terminal (8).

3. power station according to claim 1 intelligent management system it is characterised in that：On described power station Zhong Kong center (10) It is connected with several microsystems (21), this several microsystem (21) and described power station Zhong Kong center (10) are passed through wired or wireless Communication connection.

4. the power station intelligent management system according to claim 1 or 3 it is characterised in that：Described LCU for generator set screen (13) bag Include the PLC (131) being connected with the unit main control circuit (130) of various places branch unit and respectively with this PLC (131) phase The data acquisition unit (132) of connection, touch display screen (133), bin (134), I/O module (135), communication module (136), described touch display screen (133), bin (134), I/O module (135), communication module (136) respectively with described PLC (131) it is bi-directionally connected；The outfan of described data acquisition unit (132) is connected with the input port of described PLC (131), and This data acquisition unit (132) carries out Real-time Collection to every operational factor of described unit and environment of operation state；Described PLC (131) a output port is connected with the input of described unit main control circuit (130), wherein,

Including handss automatic paralleling in described touch display screen (133) controls touch button (1331), manual operation to control touch Button (1332), active, Reactive-power control touch button (1333), fault diagnosis split-screen display (1334), instrument split-screen display (1335) and running simultaneous display split screen (1336)；Include defeated with described data acquisition unit (132) in described PLC (131) Go out data processing unit (1310) and the handss automatic paralleling control being bi-directionally connected with this data processing unit (1310) that end is connected Molding block (1311), manual operation control module (1312), active, Reactive-power control module (1313), fault diagnosis processing module (1314), instrumented data processing module (1315), running synchronous processing module (1316), described handss automatic paralleling controls touch to press Button (1331), manual operation control touch button (1332), active, Reactive-power control touch button (1333) outfan with described Handss automatic paralleling control module (1311), manual operation control module (1312), the active, input of Reactive-power control module (1313) End correspondence is connected；Described fault diagnosis split-screen display (1334), instrument split-screen display (1335) and running simultaneous display split screen (1336) at input is synchronous with described fault diagnosis processing module (1314), instrumented data processing module (1315), running The outfan of reason module (1316) is connected.

5. the power station intelligent management system according to claim 1 or 3 it is characterised in that：Described change sealer (19) Include the CPU that the unit output loop (191) with various places branch water-power plant and main transformer loop (192) are electrically connected with Control system (190), this system control cpu (190) is connected in parallel to for described unit output loop (191) and main transformer Depressor loop (192) provide the composite voltage circuit overcurrent protection (195) of electic protection, fast differential over current protection circuit (196), Ratio differential protection circuit (197), zero sequence overvoltage crowbar (198), overload protecting circuit (199), overvoltage protection electricity Road (200), low voltage protection circuit (201), overclock protection circuit (202) and low-frequency protection circuit (203).

6. the power station intelligent management system according to claim 1 or 3 it is characterised in that：Described hydrodynamic governor (16) Include hydrodynamic governor machinery and the speed regulator mechanical-hydraulic cabinet controlling this hydrodynamic governor machinery, this speed regulator Mechanical-hydraulic cabinet includes Programmable Logic Controller (160), the guide vane in described hydrodynamic governor machinery is controlled Guide vane Mechanical course end (162), described hydrodynamic governor machinery is carried out data acquisition PC frequency measurement card (163) and Displacement transducer (164) and guide vane manual control button (166), guide vane indicator of opening (167), automatically control button (168), wherein, described PC frequency measurement card (163), displacement transducer (164) outfan respectively with described Programmable Logic Controller (160) any two input ports are connected；The outfan of this Programmable Logic Controller (160) and described guide vane Mechanical course end (162) input is connected；Described guide vane manual control button (166), automatically control the outfan of button (168) respectively It is connected with another two input ports of described Programmable Logic Controller (160)；Described indicator of opening (167) and described programmable control Device (160) processed is bi-directionally connected；

Described PC frequency measurement card (163), hydrodynamic governor machinery described in displacement transducer (164) real-time monitoring, and will gather Frequency signal, displacement signal are sent to Programmable Logic Controller (160), are opened by guide vane after processing through Programmable Logic Controller (160) Degree indicator (167) display guide vane aperture, operator can be by guide vane manual control button (166) to guide vane machinery control End (162) processed carries out Non-follow control, until it reaches set guide vane aperture；

Automatically control button (168) when pressing, by Programmable Logic Controller (160) automatically with frequency to setting value, by PC frequency measurement card (163), after Programmable Logic Controller (160) analysis, this Programmable Logic Controller (160) is to guide vane machinery for the frequency acquisition inputting Control end (162) is revised in real time, makes up to grid-connected frequency values.

7. the power station intelligent management system according to claim 1 or 3 it is characterised in that：Described thermometric screen (18) includes There are the controller (185) being bi-directionally connected with generator set control end (181) and the temperature on this generating set key position Sensor, this temperature sensor passes sequentially through A/D converter (183), comparator (184) is connected with described controller (185), should Controller (185) is connected to standard temperature bin (186), touch screen (187) and alarm (188)；

Wherein, described controller (185) and described standard temperature bin (186) are bi-directionally connected；Described temperature sensor defeated Go out end to be connected with the input of A/D converter (183), the of the first outfan of A/D converter (183) and comparator (184) One input connects, and second input of this comparator (184) connects to the standard temperature outfan of described controller (185) Mouthful, the outfan of described comparator (184) is connected with an input of described controller (185), and the one of this controller (185) is defeated Go out the input that end connects described alarm (188)；

The signal of temperature sensor output is converted into a temperature value through A/D converter (183) and is sent to comparator (184), should Compared with the standard temperature that temperature value is inputted with controller (185), if temperature value is less than or equal to standard temperature, comparator (184) export the first level signal to controller (185), controller (185) exports silence signal to alarm (188), Alarm (188) not alarm；If temperature value is more than standard temperature, comparator (184) exports second electrical level to controller (185) Signal, controller (185) exports trigger, alarm (188) alarm to alarm (188)；

Temperature situation maker (1800) input in second outfan of described A/D converter (183) and controller (185) Connect, the outfan of this temperature situation maker (1800) is connected with an input of touch screen (187)；This touch screen (187) Outfan be connected with another input of described controller (185).

8. power station according to claim 7 intelligent management system it is characterised in that：Described temperature sensor include with Sending out in the generating set iron core (2) on described generating set corresponding the first temperature sensor (1) and described generating set The corresponding second temperature sensor (3) of group of motors coil (4) is corresponding with the power bearing shell (6) on described generating set Three-temperature sensor (5)；Described comparator (184) is included and is passed with described first temperature sensor (1), second temperature respectively The corresponding first comparator being connected of sensor (3), three-temperature sensor (5), the second comparator, the 3rd comparator.

9. power station according to claim 7 intelligent management system it is characterised in that：Described controller (185) is also connected with There are data input output ports (189), this data input output ports (189) are bi-directionally connected with controller (185), controller (185) can be connected with external equipment or datatron by this data input output ports (189), and carry out mutual data with it Transmission.

10. power station according to claim 7 intelligent management system it is characterised in that：Described controller (185) is integrated There is the PLC single-chip microcomputer of described temperature situation maker (1800).