Repair overview of the lower section of the PCV (water stop method by grouting inside vent pipe)

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Complete view of testing device for water stoppage method by grouting inside the vent pipe_No.1

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Installation of piping to the testing device for grouting _No.1

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Installation of piping to the testing device for grouting _No.2

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Complete view of testing device for water stoppage method by grouting inside the vent pipe_No.2

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Installation of a camera to the testing device for recording/observing

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Simulated portion of vent header for testing device (tanks for storage and measurement of water leakage)

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Close view of simulated portion of vent header for testing device (tanks for storage and measurement of water leakage)

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Inflatable bag expanding around the interference, and water leaking from the gap, as viewed from vent header.

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Mixing additive agent to be used in the cement-based material

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Simulated portion of vent header for testing device (when water leaks)

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Branch pipes to collect sample for quality control test during grouting and material storage facility

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Placement of water stop material

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Sampling test for quality control during placement of water stop material

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Cement-based water stop material used for the test this time (plastic grout)

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Grouting construction (placing by the tremie method)

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Checking piling up status of water stop material, as viewed from monitoring window on the testing device.

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Simulated portion of vent header for testing device (after placing water stop material)

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Cement-based water stop material used for the test (plastic grout)

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17

Checking status of water stop material piled up

(上位階層ページタイトル/会議名: Preliminary Test for "Water Stoppage Method" by Grouting into the Vent Pipe ("Water stop material" used after conducting a combined test of "Water stop material" and "Support material") (Toshiba))

情報提供機関: 国際廃炉研究開発機構

掲載日/会議開催日: 2014-04-17