ABB. Gene Zhang, PPMV Service/Power World 2014, Smart Switchgear & Cloud Service Remote, but close

Transcription

1 Gene Zhang, PPMV Service/Power World 2014, Smart Switchgear & Cloud Service Remote, but close

2 Contents Online monitoring iunigear & ivd4 Why and what State-of-the-art technology of temperature monitoring Cloud service Cloud service agreement Cloud service content RF and networking technology Sensors technologies HMI Data transfer & storge Remote center Analysis and prediction December 9, 2014 Slide 2

3 Advanced on-line monitoring tech. iunigear & ivd4 December 9, 2014 Slide 3

4 Why we need switchgear on-line monitoring Most frequent failure model Failure model 中 distribution 国 电 力 系 统 of 开 switching 关 事 故 类 device 型 分 布 in China 29.4% 37.3% Mechanism fault Insulation fault 33.3% 温 Temperature 升 故 障 和 其 他 rise fault 绝 Insulation 缘 故 障 fault 机 Mechanism 械 故 障 - 拒 分 fault, 拒 合, 误 动 Temperature rise fault Temperature-insulation fault December 9, 2014 Slide 4

5 Regular maintenance The current solution for MV maintenance December 9, 2014 Slide 5

6 To see is to believe December 9, 2014 Slide 6

7 Maintenance strategies Performance and failure consequence Condition-based maintenance Corrective maintenance Preventive maintenance Performance and reliability Risk-based maintenance Preventive maintenance Corrective maintenance Risk-based maintenance Condition-based maintenance Failure impact December 9, 2014 Slide 7

8 What should be monitored The most important to customers 80% 60% 40% 20% 0% Temperature 触 头 温 升 rise Coils, 二 次 元 motors 器 件 Mechanism 机 械 特 characters 性 Vacuum 真 空 度 degree Partial 局 discharge 放 Other 其 它 Tulips Contact arm Bus bar Cable connection Charging motor Coils December 9, 2014 Slide 8

9 iunigear & ivd4 State-of-the-art tech realize the condition monitoring Temperature rise monitoring Temperature of the tulips Temperature of the busbar Temperature of the cable connection Environmental temp. in LV compartment Secondary accessories condition Charging time of motor Charging current of motor Working current of the shunt release coils Status of the aux. switches Mechanism condition monitoring CB closing & opening time Programmed operation Motorized truck Motorized earthling switch December 9, 2014 Slide 9

10 Temperature rise monitoring state-of-the-art technologies Color film Infrared thermometer Advantages: Easy use; Fast response; Water proof; Disadvantages: Contact system will insert into contact box inside, inconvenience paste and observation; Need artificial measurement, increase burden of inspector; Advantages: Non-contact; Easy use; Without visible light interference Disadvantages: only receive linear reflected light signal, for non visual range cannot be observed; Need artificial measurement, increase burden of inspector; December 9, 2014 Slide 10

11 Temperature rise monitoring state-of-the-art technologies Thermocouple/PTC/NTC Optical fiber Advantages: High cost performance; Result accuracy, high precision; Continuous measurement, automatic alarm; Disadvantages: Difficult installation and maintenance; Wired communication, difficult electrical isolation between high and low potential; Poor reliability, easy to false alarms; Advantages: Real-time, accuracy; Anti-high voltage, anti-corrosion; Continuous measurement; Disadvantages: Expensive; Complex construction; High maintenance cost; December 9, 2014 Slide 11

12 Temperature rise monitoring state-of-the-art technologies Sub-1GHz RF Advantages: Low cost, Long transmission distance; Result accuracy, high precision; Wireless communication, easy to realize insulation between high and low potential; Disadvantages: Week anti-interference ability; Big antenna size; Poor confidentiality; Working frequency drift, poor stability; 2.4GHz RF Advantages: Low cost, Long transmission distance; Result accuracy, high precision; Wireless communication, easy to realize insulation between high and low potential; High frequency, PCB antenna, small size; Standard protocol, WIFI, Bluetooth, Zigbee; standard encryption algorithm; Low power consumption; Disadvantages: Short communication distance; December 9, 2014 Slide 12

13 Temperature rise monitoring Smart arm for VD4 Integrated Smart Arm Embedded electronics Elegant design Very safe Intelligent Easy to inspection or replace Easy for retrofit solutions 自 供 电 CT 无 线 测 温 模 块 温 传 感 器 December 9, 2014 Slide 13

14 Temperature rise monitoring electronic component Digital temperature sensor compact reliably Precision Military IC all components selected for long-term working environment 40~125 The design passed the heat accelerated aging test December 9, 2014 Slide 14

15 Temperature rise monitoring Self-powered CT Smart arm for VD4 Self-powered CT, battery-free design, avoid the below disadvantages Busbar and cable connection Open type CT Short working time; Explosion in high temperature environment; Battery liquid leakage; Insulation December 9, 2014 Slide 15

16 Temperature rise monitoring Magnetic saturation waveform of self-powered CT ma Self-powered CT output current waveform A V Self-powered CT output voltage waveform A December 9, 2014 Slide 16

17 Temperature rise monitoring Zigbee standard protocol + Private Protocol WWAN WMAN WLAN WPAN IEEE ZigBee Bluetooth 15.4c IEEE WiMax IEEE WiFi c Speed (Mbps) Safe wireless RF technology High potential insulation Node handshaking Multi-node networking Data transfer Data routing December 9, 2014 Slide 17

18 Monitoring of CB accessories Physically isolated Hall sensor technology Physically isolated control/protection technology Hall sensor used Suitable for the monitoring for all the coils, motors Measurement system physically isolated to CB control system Coils MDC4 Charging motor No impact to normal operation or protection even the monitoring system fault. December 9, 2014 Slide 18

19 HMI To HMI and/or to substation management system Local HMI on the door provides the basic information of the main parameters, include the temperature and aux. parts measurement and calculation results. RS 485 and protocol opening to connect to Network Control Centre / Distributed Control System December 9, 2014 Slide 19

20 Public network GPRS or 3G Reliable and convenient DTU RS485 Base station MDC4 via RS485 to public wireless transmission Support China Mobil, China Telecom and China Unicom Industrial class ARM platform MDC4 Switchgear December 9, 2014 Slide 20

21 Data transmission and storage Cloud storage Based on China telecom there main datacenters, provide the cloud computing resources and services; According to DNS analysis, the user access request to the latest cloud storage location; 2015 ABB cloud storage Sichuan Beijing Shanghai Guangdong December 9, 2014 Slide 21

22 HMI: + Mobil On-line analysis and prediction system Famous and familiar interfaces Ease of use Increased confidence when commissioning switchgears Lower inspection cost December 9, 2014 Slide 22

23 Monitoring, analysis & prediction Temperature condition The development of temperature rise fault is a process last for several hours or even days: Development I=800A,2h I=1250A,2h Analysis Prediction Decision I=500A,2h Action December 9, 2014 Slide 23

24 Monitoring, analysis & prediction Secondary components Current/voltage curves contain the rich information about secondary components and mechanism condition Measurement MS: I curve, U curve, t Charging MC: I Curve, U Curve MO: I Curve, U Curve Aux. switch: 1NO+1NC Algorithm MS: I RMS, U RMS MC: I RMS, U RMS MO: I RMS, U RMS Time: t Opening, t Closing December 9, 2014 Slide 24

25 Monitoring, analysis & prediction charging motor monitoring Charging current curve becomes jittering, charging time becomes more longer. Failure mode: Gear wheel broken. Initial stage:one or two teeth broken, but motor could still be able to finish the charging After several operations the entire gear pairs damaged completely Maintenance could be planned at convenient time December 9, 2014 Slide 25

26 iunigear & ivd4 Smart switchgear hardware Switchgear retrofit busbar HMI Coils MDC4 Substation platform Contact system Motorized truck iunigear Smart grid solution WEB client Charging motor ivd4 Smart grid solution Cable connection Motorized ES Mobile APP December 9, 2014 Slide 26

27 Cloud service Full service closed to you December 9, 2014 Slide 27

28 Cloud service package Full service base on remote + local Warranty extension Remote monitorng 云 服 务 协 议 Routing inspectn Cloud service base on: Smart panel Remote monitoring ABB specialist team Service footprint Diagnose & Maint. Technical support Rapid response Local rapid response Cloud service package value: Improve reliability Improve substation performance Reduce operation cost Raise s/s management level December 9, 2014 Slide 28

29 Details of the cloud service package Full customer support Remote monitoring Based on smart switchgear with sensors and wireless RF, ABB provides the real-time remote monitoring service Rapaid response in 2 or 4 hours service, base on the service station footprint Diagnose & maint. to maximize the reliability and availability of equipment and systems Routing inspection to the substation by ABB service engineer with professional facilities Technical support Assign account manager for customers, who will response the requirements rapidly Warranty extension to cloud service effective period Year LC - Run-in Stable Monitor Unstable Lf.extension Maint. Annually December 9, 2014 Slide 29

30 ABB specialist on-line Remote monitoring ABB remote center Center ABB remote center specialists monitor the asset condition and define the right actions Maintenance responsible When maintenance responsible receives the alarm, then contact customer and diagnose & maintain the switchgear devices Substation The parameters of on-field devices will be sent back ABB cloud data server by GPRS/3G December 9, 2014 Slide 30

31 Remote center Cloud room with multifunction 监 测 isrv On-line monitoring On-line monitoring, analysis and decision made by ABB specialist team remotely Remote issue permit-to-work 400 hot line Via the 3G network, mobile phone and cloud room video system we issue the permit-to-work to site service engineers remotely 400 hot line function combine with Remote PTW, cost efficiency Service quality survey Better customer care More stable service quality Remote tech. support Improve the competence of our site service engineer December 9, 2014 Slide 31

32 PPMV service footprint Rapid response in 2h & 4h service offering isrv 响 应 Urumchi Beijing Zhengzhou Xi an Jinan Chongqing Wuhan Nanjin g Shanghai Hangzhou Company Level PPMV Level Response in 2h Response in 4h Xiamen Guangzhou December 9, 2014 Slide 32

33 ABB PPMV smart grid solution Sales performance Solution project Total iunigear/ivd4 31+3(overseas) 410 igas 2 3 December 9, 2014 Slide 33

34 Pilot project Shandong Weihai Shangmao Substation Pilot Intelligent substation demonstration project Based on 3G ABB Online System Commissioning from 2011 December 9, 2014 Slide 34

35 December 9, 2014 Slide 35

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