KOREA GAS TECHNOLOGY CORPORATION


Supply Facility Maintenance

Supply facility maintenance

For stable operation of the main piping of 4,854km and 403 supply stations for nationwide supply of natural gas, 9 piping branches, 12 offices and 14 branch offices are operated and run in 24-hour emergency-ready system.

  • Supply Facility Maintenance 1
  • Supply Facility Maintenance 2
  • Supply Facility Maintenance 3

Main tasks

  • 1Inspection and maintenance of machines, electricity, telecommunication, relay, measuring and calculating facilities in nationwide natural gas supply facilities and supplemental facilities
  • 2Inspection and maintenance of the central command room and local control rooms
  • 3Disassembly, inspection and maintenance of main facilities
  • 4Recovery when emergency

Piping and offices

[Unit: km, office]
Piping and offices
Category Supply piping(km) Supply office(the number of offices)
Rated voltage control Blocking control Block valve Total
Total 4,854 142 143 118 403
Seoul 413 17 9 12 38
Incheon 267 11 4 3 18
Gyeonggi 533 20 9 17 46
Gangwon 662 14 27 28 69
Daejeon Chungcheong 464 11 16 7 34
Jeonbuk 486 12 16 5 33
Gwangju Jeonnam 575 16 21 10 47
Daegu Gyeongbuk 814 20 28 21 69
Busan Gyeongnam 640 21 13 15 49

Supply facilities

[Unit: unit]
Supply Facility
Category Gas filter Gas heater Monostat Measuring facility
Total 444 400 964 723
Seoul 50 49 137 96
Incheon 38 44 103 67
Gyeonggi 53 55 136 100
Gangwon 52 36 91 67
Daejeon Chungcheong 40 29 62 47
Jeonbuk 39 36 94 71
Gwangju Jeonnam 56 41 96 85
Daegu Gyeongbuk 64 51 117 88
Busan Gyeongnam 52 59 128 102
  • [Gas filter] Gas filtering facility to prevent damage on the facilities including monostat and flowmeter caused by foreign substances in the transported gas .
  • [Gas heater] Facility for heating the transported gas to prevent change of gas condition due to temperature drop when reducing pressure through monostat; and to prevent damage on other devices and piping at low temperature
  • [Monostat] Facility to reduce preset pressure of the transported high pressure gas
  • [Measuring facility] Facility to measure gas flow supplied to the customers.

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