mgr8000微机发电机变压器组动态记录分析装置英文技术使用说明书2.0

1、 ISO9001 CertifiedLBD-MGR-8000 Microcomputer Dynamic Recorderfor Generator-transformer UnitUsers Manual(Release V2.0)LBD ELECTRIC CO., LTD.We appreciate your choice of microcomputer dynamic recorder that is designed and produced with great devotion and effort by LBD-ELECTRIC CO.LTD. This instruction

2、 is available for LBD-MGR-8000 Dynamic Recorder for Generator-transformer Unit.Please read through this instruction and keep it for that you can refer to for further maintenance. We hope this manual can make it more convenient in your work and find out the limitation of the device and the evidence f

3、or some problems. CONTENTS Page1.Introduction42.Technical Characteristics43.Technical Parameters54.Hardware Illustration75.Recorder Monitor Software Illustrations86.Analysis Software107.Field Installation and Debug Illustration148.Prompt for Simple Fault159.Handbook for Order161. IntroductionThe per

4、formance index of series LBD-MGR is satisfied in operation since commissioning in 1996. It has passed the quality inspection of the Electric Power Administration of P. R. in China, bridging a gap successfully at home. We have been working on the production to upgrade it for many years. With the acce

5、leration of the demand in power system and the improvement of relay protection technology, we realize that dynamic record is the best way to monitor, record and analyze the running state in power system for it cant meet the requirement to record simply. LBD-MGR-8000 is based on the hardware of origi

6、nal recorder. They are new generation of embedded dynamic recorder with independent intellectual property. They meet the professional standard of DL/T553-94, DL/T663-1999 and DL/T873-2004 totally. We adopt high performance, low consumption embedded hardware as platform configured with embedded real-

7、time operating system. They are mainly applied for recording voltage, current and relay protection devices action sequence under different fault states in power system, to help operators analyzing the failure cause correctly. LBD-MGR-8000 is mainly applied in thermo-power plants, hydroelectric power

8、 plant and nuclear power plant. 2. Technical Characteristics2.1 High Performance Design with Embedded Hardware Platform It can accomplish calculations of kinds of initiate mode in a short time to judge the fault rapidly and accurately for the sample and calculations are performed by 32-bit floating

9、DSP that is low consumptive and powerful in calculation. EXT embedded main board without fan is in charge of data processing. The main board is low consumptive, stabile, reliable and tailored arbitrarily according to actual demand to design kinds of I/O mode. The stability and reliability are improv

10、ed greatly because of the application of large scale of programmable logic device, craft of SMD and 6 layers PCB.2.2 Stabile and Efficient Design with Embedded Software PlatformWe adopt multitask real-time embedded operating system used by international military. The system has many efficient charac

11、teristics, such as simplify the program, tailor the program according to actual demand, run in junior embedded system and occupy less computer resource. The use of embedded system avoids computer virus and despiteful attack on the net, it ensures that user mistake or virus would not damage or paraly

12、ze the system.2.3 High-speed Data AcquisitionThe maximum sampling frequency is up to 20 kHz and the resolution of digital event channels is 0.05ms. It provides high quality data source for analyzing fault, distance-measurement, monitoring operating state in detail; It is helpful discover the limitat

13、ion of the new device and the hidden problems of the device operating for years for operators; It is useful to reoccur fidelity fault wave, reflect the quality of power support truly, discover the abnormality of operating device.2.4 Humanity Visual Self-diagnostic Warning FunctionThe self-check on m

14、ain surface mount chip is necessary because of redundant design of hardware. The error display visually if chip is damaged, avoiding the defect that the serviceman can not maintain when the network interrupt or the back computer fail; It also can be reported by remote dispatching or transmitted to a

15、nalyze station.2.5 Independent Operation in Safe ModeThe set adopts 6U cabinet design and has perfect ability to protect the set from disturbance. It is convenience to install, maintain and debug. Create running and operating log automatically and record the operation status in detail for reference.

16、 To output and display wave analysis, the set configures with large screen TFT liquid crystal display.2.6 Transient, Steady-state Data Adopt Independent Double Channel Storage, Transmission TechnologyTransient data and steady-state data store and transmit independently. It has steady-state record fu

17、nction to record data in normal system, including electric parameters, such as voltage, current, active power, reactive power, frequency etc. The set begins to record consecutively when it starts normally, it goes on when something abnormal happen to the system or it records transient data because o

18、f fault start. It ensures that the data in the whole procedure of per disturbance can be recorded completely when long-time disturbance (pollution of system for example) happen to the power network consecutively for many times.2.7 Security Storage of Large Volume DataThe set adopts advanced hardware

19、 design to save record data directly to disk. For large capacity of storage medium have the ability to record consecutively, the volume of memory has no effect on the volume of the record data. Backup data dually ensure the security against the influence of network and power down. 2.8 Network Functi

20、onSupport TCP/IP communicate protocol; Support IEC 870-5-103 communicate protocol; Support Ethernet; Support multiple communicate modes such as double cord, coaxial cable, optic fiber, phone line. It is convenience to communicate and combine network with other management system.2.9 Electrical Test F

21、unctionExciter no-load test: Generator short test; Generator no-load test; Main exciter load test while generator no-load ; Main exciter load test when generator short; Generator no-load excitation-loss test; Excitation system step response test; Generator zero-initial voltage boosting test; Main tr

22、ansformer zero-initial voltage boosting test; Network incorporated synchronically test; self-defined test etc.3. Technical Parameters3.1 Maximum Sampling Frequency: 20kHz；Modular Transforming Precision: 16 bits;Resolution of Digital Event Channels: 0.05ms；The Highest Harmonic Resolution Ratio: 99 ti

23、mes.3.2 Data Recording Mode The mode is classified into stable record and transient record, the data is marked with absolute time. 3.2.1 Steady RecordIt records electric parameters consecutively, such as voltage, current, active power, reactive power, frequency etc. The interval of the data can be s

24、et as 0.02s or 1s.3.2.2 Dynamic Record Mode of Dynamic record:Dynamic record was divided into A, B, C and D periodsection to record consecutively. The set starts to run automatically when disturbance happen to power network, it records as follow：A periodsegment: data before disturbance, the r

25、ecord time can be set as 40ms to 500ms.B periodsegment: data after disturbance, the record time can be set as 100ms to 1000ms, the frequency can be set as 20/10/5/2kHz.C periodsegment: data after disturbance, the record time can be set as 1s to 20s, the frequency can be set as 1/0.5 kHz.D periodsegm

26、ent: If concussion happen to the system, the record time can be set as 10 to 30 minutes, the sampling frequency can be set as 50/10/1Hz.3.2.2 .2 Start ConditionThe first start: Start automatically and run sequentially as A-B-C periodsegment when any start condition is satisfied.Repeat start: run rep

27、eatedly when new start conditions appears. Halt automatically when recording finishes.3.3 Rated Parameters:AC voltage: Un=57.7V, 100V;2*Un: Long time running; AC current: In=5A, 1A;2*In: Long time running;Lasting 10s when 20 times overload;Lasting 1s when 40 times overload;High frequency signal:-10V

28、+10V, -5V+5V;Non-electric parameters: sensor output such as temperature, pressure and so on;Digital：Normally open, normally closed passive dead contact.3.4 Power Source: AC: 220V, accepted deviation: -20%+10%; Frequency: 50Hz ± 0.5Hz, accepted deviation: -5%+5%;DC: 220V or 110V, accepted deviat

29、ion: -20%+10%3.5 Start Mode:It includes analog start, digital start and manual start mode.3.5.1 Analog Start1) Positive-sequence component start: It includes positive-sequence over-voltage start and low-voltage start2) Negative-sequence component start: It includes negative-sequence voltage start an

30、d current start. 3) Zero-sequence component start: It includes zero-sequence voltage components start and zero-sequence current component start.4) Oscillation start: It starts while the current fluctuates for 10% in 1.5s. 5) Frequency difference start and frequency change rate start: It monitor that

31、 the frequency bias normal range or not.6) Stator winding earth-fault start: Fundamental wave zero-sequence voltage over limit start; The terminal third harmonic voltage start; The third harmonic voltage (between the terminal and the neutral) start rate.7) Low-frequency over-current start: Set again

32、st the short fault of the units start processing.8) Over-excitation start: Monitor the over-excitation of the generator-transformer unit.9) Generator excitation-loss, low-excitation start: Voltage among rotor poles under amount start; Reactive power reverse start. 10) Reverse-power start: Start reve

33、rse-power criterion through judging the direction of active power from generator terminal.11) Rotor winding earth-fault start: It includes rotor positive voltage to ground, negative voltage to ground and voltage between positive pole and negative pole.12) Stator and rotor winding overload start: Tak

34、e the current of generator terminal and DC excitation current of rotor winding as start mount to judge the fault. 13) Other starts: Any input analog can be used as start mount, the start mode includes abruption component start and over or under limit start.3.5.2 Digital StartAny one or multiplex dig

35、ital value can be set as start value. The mode includes switch-on start and switch-off start.3.5.3 Manual Start3.6 Warning SignalIt includes power down warning signal, record start signal, error-warning signal. The signal output while providing relay connection, which can be connected to center sign

36、al circuit.3.7 The set has perfect function of data analyzing, error distance-measurement adopts multiple algorithms to calculate synthetically and reach high precision of 2 percent error of metallic earth.3.8 Realizing many timing modes including GPS module timing, impulse timing, serial port timin

37、g. Sampling synchronously all the net is realized through GPS satellite synchronous clocking, while record data with absolute time standard made the remote dynamic recorder realized data analyze synchronously. 3.9 CommunicationThe set provides Ethernet port with standard TCP/IP protocol and adopt IE

38、C 870-5-103 communicate protocol. The recorder can share data when connected to local MIS net and realize remote control through connecting Ethernet card to MIS net. It completes the function of data transfer, remote display, setting modification, manual start.3.10 Work Environment Temperature: -5&#

39、176;C+45°CRelative humidity: 90 %3.11 SizeStandard PK-10 cupboard: 2260/2360(Height) mm × 800(Width) mm × 600(Depth) mm. It can be made for special.4. Hardware IllustrationThe set adopts 6U cabinet design and has perfect ability to protect the set from disturbance. It is convenience t

40、o install, maintain and debug. The board distribute from the left to the right as: X1 to X6: analog input board；X7: main board; X8: digital input board; X9: power board. 4.1 The Upper Layer BoardIt includes Indicator lights of power, run, start and error.Power indicator light：It is on when the power

41、 source works well.Run indicator light: It flashes when units work well. When there is something wrong, it will always be on or off. Start indicator light：It is on when units begin to record.Error indicator light：When something wrong occurs in the units, it is on.4.2 Analog Input Board:It can accomp

42、lish data-collection and calculation of 12 analog channels and transient record start discrimination with 32-bit high-speed DSP and 16-bit A/D chip. To meet the demand of kinds of measure scale through regulating the secondary side of the isolated transformer, AC analog take high precision isolated

43、transformer as transform device.4.3 Main Board It is composed with ETX industrial computer as the core. It completes the task of monitoring management, saving the settings, storage and transfer of record data. It controls all boards and transfer data through the bus.4.4 Digital Input Board The use o

44、f 32 bit high-speed DSP made it capable to accomplish data-collection of 128 digital channels and digital start discrimination of transient record. To eliminate Common Mode Interference caused by power and common ground wire, the internal bus thought optical isolator is isolated from input circuit a

45、bsolutely.4.5 Power BoardThere are 5V, ±12V, 24V for the inside and start signal relay, error alarming relay, signal reset relay on the board.5. Recorder Monitor Software Illustrations The software mainly completes the task of running and adjusting management, setting values adjustment, recordi

46、ng datas storage and printing. Supply power to the set, it will start system, and go into the main interface of the software automatically. 5.1 Main Interface The running state of the set displayed on the page header. The recent 1000 data recording information list in the page. The information inclu

47、de data file name, start type, starting channel number and size of the file. Double clicking the item in the list box will open the analysis software automatically where you can analyze the data file. 5.2 Integrated Settings There are communication parameters, password and exit submenu in this menu.

48、5.2.1 Communication Parameters The default local IP address is ; the communication parameters include port and IP address. You can communicate one or two sets through setting the port and IP address. Default port is 2404; Default IP address of set is 1(the other is 2). 5.2.2

49、Password Set or change the operating password.5.2.3 Exit After verifying the password, exit the program.5. 3 1# settings (or 2# settings) There are manual start, run settings, system settings, channel attributes, RMS, digital state, proportion factor, digital output debug, analog zeroing, manual set

50、 time, printer select, print font select, analog settings print and digital settings print. 5.3.1 Manual Start Pressing the submenu, the sets will start record man-made and create data files.5. 3.2 Run Settings The settings include over or under of analog, rate of change of analog, digital, sequence

51、 component and other, etc. If the value you set is 0, it will quit this start mode. Change the settings value through input by keyboard. Pressing the OK button or ENETER key, confirm the change and exit. Pressing CANCEL button, the value is invalid.5. 3.2.1 Over/Under and Abruption Settings Set the

52、settings of the analog channels. For the over/under settings, upper limit settings must be more than the lower limit. The reference values: Upper limit settings: 110% of Un; Lower limit settings: 90% of Un; Upper limit settings of 3U0: 10% of Un or 810V; Upper limit settings of 3I0: 10% of In or 1A;

53、 Rate of change: 10% of rated value. Digital SettingsTo select channel enabled or disabled with mouse, if choose channel enabled, then select Digital start: “closed-open”, “open-closed”. Press the OK button or ENTER key to save the change and exit. Press CANCEL button to exit directly. 5.3.2.

54、3 Sequence and Others Settings Set the DSP board type in the system parameter (reference ) first. The settings of the generator terminal board include all of the settings. The settings of main transformer board include positive-sequence voltage upper limit settings, positive-sequence voltage

55、lower limit settings, negative-sequence current over limit settings, negative-sequence over limit settings, over-excitation settings. The other board has no settings in the page. The reference value: Positive-sequence voltage upper limit settings: 100%Un; Positive-sequence voltage lower limit settin

56、gs: 90%Un; Negative-sequence current over limit settings: 10%Un; Negative-sequence voltage over limit settings: 10%Un; Over-excitation settings: 1.1 1.3; Reverse-power settings: 3% of rated power; The Third Harmonic of zero-sequence over limit settings: 0.510V; Ratio of third harmonic over limit set

57、tings: 1.11.3; Reactive power reverses settings: 3% of rated power;The current fluctuates for 10% in 1.5s: 10% of rated current. Debug Settings To facilitate debugging, set some commonly used parameters. When using, select by the mouse. For all settings, press OK button or ENTER key to pass the password authentication, the settings will be confirmed. The settings save in the hard disk that exchanges the Original settings. At the same time, the settings transmit to the record sets. If errors occur when saving the settings such as network communication