Title:
フィールド機器及びフィールド機器管理システム
Document Type and Number:
Japanese Patent JP6608396
Kind Code:
B2
Abstract:
A field device configured to measure a state amount of a fluid as a measured value, the field device includes a slug flow detector configured to detect an occurrence of a slug flow, and a controller configured to hold a hold value of the measured value if the occurrence of the slug flow is detected by the slug flow detector, the hold value being a value based on at least one measured value in a predetermined period from a predetermined time before a time at which the slug flow has been detected.
Inventors:
Katsushima Soichiro
Janus Slotvinsky
Knowledge Yoshihiro
Janus Slotvinsky
Knowledge Yoshihiro
Application Number:
JP2017007096A
Publication Date:
November 20, 2019
Filing Date:
January 18, 2017
Export Citation:
Assignee:
Yokogawa Electric Corporation
International Classes:
G01N9/00; G01F1/84
Domestic Patent References:
| JP3547708B2 | ||||
| JP2010528319A | ||||
| JP2011002327A | ||||
| JP2009511934A |
Foreign References:
| US5054326 |
Attorney, Agent or Firm:
Sumio Tanai
Yoshifumi Saeki
Hisanori Takahashi
Takeo Okita
Yoshifumi Saeki
Hisanori Takahashi
Takeo Okita