| 摘要 |
FIELD: mechanical engineering; compression facilities. ^ SUBSTANCE: according to invention in intake branch pipe of natural gas charge consisting of inlet cylindrical section, narrowing conical part (contraction tube), cylindrical neck and diffuser connected in series and containing pressure and temperature transmitters, dimensions of components are definitely related. Thanks to it nomenclature of gas flow metering devices is reduced and their calibration after manufacture is not required. ^ EFFECT: improved performance characteristics of intake branch pipes of natural gas chargers used in measuring gas flow rate and provision of surge control of charger. ^ 2 dwg |
