Doppler Weather Radar - METNET - India Meteorological Department

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Figure 1.7 Logical steps for checking vpn connectivity 12 Figure 1.8 Connecting to MAIN Server 15 Figure 1.9 Clicking pull-down Menus 15 Figure 1.10 Window after connecting with RCP8 15 Figure 1.11 Window of Task configuration 16 Figure 1.12 Scheduling task 16 Figure 1.13 Opening iris and configuring a new product 19 Figure 1.14 Saving new product with a name 19 Figure 1.15 Scheduling the configured product 20 Figure 1.16 Skipping the processing 21 Figure 1.17 Processing all selected tasks 21 Figure 1.18 Generated new product 22 CHAPTER 2 DOPPLER WEATHER RADAR DOCUMENTATION 26-31 2.1 Routine documentation work 26 2.2 List of Documents 27 2.2.1 RADAR STATUS Register 27 2.2.2 Fault log book 27 2.2.3 Complaint Book 28 2.2.4 T-log book 28 2.2.5 A-log book 28 2.2.6 Spare parts inventory 29 2.2.7 Event log book 29 2.2.8 Notam-information to NTC 30 2.2.9 VPN Connectivity Status 30 2.2.10 E-Mail Register 30 2.2.11 Other important works related with DWR operation 31 Table 2.1 Names of tables 26 Table.2.2 Radar status register 27 Table 2.3 Fault log book 28 Table 2.4 Complaint book 28 Table 2.5 Spare parts register 29 Table 2.6 Event log book 29 Table 2.7 Notam register 30 Table 2.8 VPN Connectivity Status 30 Table 2.9 E-mail register 31 CHAPTER 3 ADDITIONAL OPERATIONAL INFORMATION 32-42 3.1 How to send latest products direct to IMD website manually, when 32 VPN fails 3.2 Checking radiation of radar 33 3.3 Checking the current directory 34 3.4 To copy into pen drive 34 3.5 To check whether the given file was copied into pen drive 35 3.6 To delete all files from the directory 35 3.7 To search for a file 35 d
3.8 To copy RAW DATA 35 3.9 Procedure for archiving raw data 35 3.10 Procedure for finding the size of a folder 35 3.11 To check availability of raw data 36 3.12 How to find the sweep angles of a given product 36 3.13 Script for sending the .gif images to ftp server 37 3.14 To send a configured product from main to destination 38 3.15 To mount a pen drive 38 3.16 Script for transgif (to send the configured products to destination in ftp 39 server) 3.17 How to copy the products from iris server into pen drive 40 3.18 How to copy the error log files from rcp8 40 3.19 Responsibilities of Station In-Charge 41 3.20 Responsibilities of operator 41 Figure 3.1 Checking radiation of radar 34 CHAPTER 4 DWR MAINTENANCE APPROACH 43-53 4.1 General Information 43 4.2 Maintenance 43 4.2.1 Preventive Maintenance 43 4.2.2 Corrective Maintenance 45 4.2.2.1 Electro-mechanical Assemblies 46 4.2.2.2 Printed Circuit Cards 46 4.2.2.3 Peripheral Communication Devices 46 4.3 Bitex utility 46 4.3.1 Bitex configuration 47 4.3.2 Bitex units and their parameters 47 4.3.3 Bitex data point configuration 52 Screenshot 1 Opening BITEX window 47 Screenshot 2 Cal Control &Results, Op. Control & RF Gen. Status 48 Screenshot 3 DCU AZ & EL Status 49 Screenshot 4 DCU General & Self test Status 49 Screenshot 5 DAU Bytes 0-3 and 4-7 50 Screenshot 6 DAU Bytes 8-11 and 12-13 50 Screenshot 7 DAU Analog Status 51 Screenshot 8 Histogram of Tx RF Avg. Power 51 Figure 4.1 Bitex main panel when fault came 53 APPENDIX A AN OVERVIEW OF DOPPLER WEATHER RADARS 54-59 A.1 Doppler weather radar system overview 54 A.1.1 Future IMD Radar Network plan under Modernization 55 A.2 Brief introduction of WSR-98D/S Doppler Weather Radar 56 A.2.1 Radar Data Acquisition (RDA) Group 56 A.2.2 RVP8 Group 56 A.2.3 RCP8 Group 57 A.2.4 IRIS Group 57 e
Page 1 and 2: Ministry of Earth Sciences INDIA ME
Page 3: Preface Introduction Definitions Pu
Page 7 and 8: B.3.3 Velocity Products 69 B.3.4 Hy
Page 9 and 10: PREFACE India Meteorological Depart
Page 11 and 12: DEFINITION An important aspect of a
Page 13 and 14: MONITORING OF DWR SYSTEM CHAPTER 1
Page 15 and 16: Before controlling radar operations
Page 17 and 18: 5. Power Cabinet: “SERVO POWER AM
Page 19 and 20: 9. Checking real time displays:-The
Page 21 and 22: 2. In Modem, PMA always shows off w
Page 23 and 24: This can be done by “telnet” co
Page 25 and 26: drwxr-xr-x 3 501 500 4096 Aug 10 02
Page 27 and 28: Figure 1.8 Connecting to MAIN serve
Page 29 and 30: Thus now the tasks are configured a
Page 31 and 32: STEP 1 : Invoke “iris” though t
Page 33 and 34: STEP 6 : Skip time : This is the ti
Page 35 and 36: 3. Edit the Product as needed , the
Page 37 and 38: (ii) SC. (E) In-Charge Radar Lab, D
Page 39 and 40: Station and print-out (except Daily
Page 41 and 42: 2.2.5. A-log book Details of all ad
Page 43 and 44: Table 2.8 VPN connectivity status S
Page 45 and 46: Step-II. connected Copy image files
Page 47 and 48: 3.7. To search for a file [operator
Page 49 and 50: PCO name: IMD-B, TCO name: IMD-B PR
Page 51 and 52: # Filename: transmet_gif # Sends fi
Page 53 and 54: 9. To liaise with other DWR station
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• Detection of deterioration caus
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ack-mounted modules which do not re
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Screenshot 2 : Calibration Control
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Antenna Waveguide Switch, Circulato
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4.3.3 Bitex data point configuratio
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APPENDIX A AN OVERVIEW OF DOPPLER W
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A.1.1. Future IMD Radar Network pla
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IRIS/Display Installed at remote wo
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APPENDIX B WSR 98D/S DWR SYSTEM CHA
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e. Elevation limits -- Upper and lo
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B.1.9. Calibrations and health moni
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B.2.6. Unambiguous range a. Reflect
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The System is capable of generating
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1. System generates hail, thunderst
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1.5. There is provision of DVD Writ
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6. Wait for ten minutes. Calibrate
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SA9-15 Current at position 15 of A1
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Test procedure (1) Type the “zaut
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4. Observe that the PFN voltage goe
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Table D.1. PPI and RHI scanning typ
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According to the need of IMD, purpo
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Chennai@8min, Machilipatnam, Vishak
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D.2.5. Scan strategies being follow
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High Voltage (Power On) Avoid conta
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Average power densities less than 5
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E.3. Antenna/Pedestal Safety WARNIN
Page 107 and 108:
ACKNOWLEDGEMENTS Several experts ha
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Doppler Weather Radar - METNET - India Meteorological Department

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