JP6425723B2 - 2ピース式の隔離プラグのある隔離部品を有する圧力伝送器 - Google Patents
2ピース式の隔離プラグのある隔離部品を有する圧力伝送器 Download PDFInfo
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- JP6425723B2 JP6425723B2 JP2016526394A JP2016526394A JP6425723B2 JP 6425723 B2 JP6425723 B2 JP 6425723B2 JP 2016526394 A JP2016526394 A JP 2016526394A JP 2016526394 A JP2016526394 A JP 2016526394A JP 6425723 B2 JP6425723 B2 JP 6425723B2
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- isolation
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- pressure transmitter
- sensor
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- 238000002955 isolation Methods 0.000 title claims description 87
- 238000000034 method Methods 0.000 claims description 84
- 239000000463 material Substances 0.000 claims description 33
- 239000012530 fluid Substances 0.000 claims description 30
- 238000004886 process control Methods 0.000 claims description 14
- 230000007797 corrosion Effects 0.000 claims description 12
- 238000005260 corrosion Methods 0.000 claims description 12
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 8
- 238000005304 joining Methods 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0627—Protection against aggressive medium in general
- G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0007—Fluidic connecting means
- G01L19/003—Fluidic connecting means using a detachable interface or adapter between the process medium and the pressure gauge
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0007—Fluidic connecting means
- G01L19/0046—Fluidic connecting means using isolation membranes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
- G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
- G01L7/08—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
- G01L7/082—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type construction or mounting of diaphragms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49815—Disassembling
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Description
Claims (15)
- プロセスラインに接続可能であり、当該プロセスライン内の圧力に応じた出力を与える圧力伝送器であって、
ベースを有するハウジングであって、当該ベースは当該ハウジング内に形成された内部空洞へと接続されるプロセス端部を有しているようなハウジングと、
前記圧力を検知するためのセンサと、
前記ハウジングの前記プロセス端部に取り付けられており、前記プロセスライン内の流体を前記内部空洞から隔離する隔離部品と、を備え、
前記隔離部品はさらに、
前記プロセスライン内の前記圧力に流体的に接続されるように構成されている隔離ダイアフラムと、
前記ハウジングの前記プロセス端部に位置し、内側凹部が形成されている隔離プラグであって、
前記隔離ダイアフラムに隣接した第1端面を提供する下側プラグ部分と、
前記第1端面から離れて位置しており且つ前記センサが内部に配置されるセンサ空洞に隣接している第2端面を提供する上側プラグ部分と、
前記下側プラグ部分及び前記上側プラグ部分を接合する接合構造と、
隔離流体で充填されており、且つ、前記第1端面から前記下側プラグ及び前記上側プラグ部分を貫通して前記第2端面まで延びている毛細管であって、前記隔離ダイアフラム及び当該毛細管を通じて前記圧力を前記センサ空洞及び前記センサへと接続させる毛細管と、を有する隔離プラグと、
前記隔離プラグによって支持され、前記内側凹部内に配置されるセンサ取付部と、を有し、
前記上側プラグ部分は第1材料で形成されており、前記下側プラグ部分は前記第1材料よりも高い腐食耐性を有する第2材料で形成されており、
前記内側凹部は前記センサ空洞を形成しており、
前記センサ空洞を形成する前記内側凹部は前記上側プラグ部分において形成されていることを特徴とする圧力伝送器。 - 前記隔離プラグの前記下側プラグ部分は、前記圧力伝送器が前記プロセスラインに接続された際に、前記プロセスラインからのプロセス流体が触れる面を有しており、
前記上側プラグ部分は、前記圧力伝送器が前記プロセスラインに接続された際に、前記プロセス流体が触れる面を有していないことを特徴とする請求項1に記載の圧力伝送器。 - 前記下側プラグ部分及び前記上側プラグ部分を接合する前記接合構造が溶接接合であることを特徴とする請求項2に記載の圧力伝送器。
- 前記隔離部品がさらに、前記プロセスラインに接続し、前記隔離ダイアフラムを前記プロセスライン内の圧力に接続するコネクタを備えることを特徴とする請求項2に記載の圧力伝送器。
- 前記ハウジングが、当該ハウジングのベースを形成し且つ当該ハウジングの上側部分に接続されているハウジングアダプタを含むことを特徴とする請求項2に記載の圧力伝送器。
- 前記ハウジングアダプタ及び前記ベースが一体形成されていることを特徴とする請求項5に記載の圧力伝送器。
- 前記ハウジング内に配置され、前記センサの電気出力部に電気的に接続されている測定回路と、
前記測定回路に電気的に接続され、通信リンクを通じて制御室へと接続されるように構成されている端子ブロックと、をさらに備えることを特徴とする請求項1に記載の圧力伝送器。 - 前記通信リンクがプロセス制御ループとして構成されていることを特徴とする請求項7に記載の圧力伝送器。
- 前記通信リンクが無線通信リンクであることを特徴とする請求項8に記載の圧力伝送器。
- 前記上側プラグ部分を形成している第1材料が316Lステンレス鋼であり、前記下側プラグ部分を形成している第2材料がC−276合金であることを特徴とする請求項1に記載の圧力伝送器。
- 圧力伝送器に用いて圧力センサをプロセスライン内のプロセス圧力へと接続させる隔離部品であって、
前記プロセスライン内の前記プロセス圧力に流体的に接続されるよう構成されている隔離ダイアフラムと、
前記プロセスラインに接続して前記隔離ダイアフラムを前記プロセス圧力に流体的に接続するように構成されているコネクタと、
前記圧力伝送器のハウジング部品内におけるプロセス端に配置されるよう構成され、内側凹部が形成されている隔離プラグと、を備え、
前記隔離プラグは、さらに、
前記隔離ダイアフラムに隣接した第1端面を提供する下側プラグ部分と、
前記第1端面から離れて位置しており且つ前記伝送器内にあって前記センサが内部に配置されているセンサ空洞に隣接している第2端面を提供する上側プラグ部分と、を有し、
前記隔離プラグは、さらに、
前記下側プラグ部分及び前記上側プラグ部分を接合する接合構造と、
隔離流体で充填されており、且つ、前記第1端面から前記下側プラグ及び前記上側プラグ部分を貫通して前記第2端面まで延びている毛細管であって、前記プロセス圧力を前記伝送器の前記センサへと接続させる毛細管と、
前記隔離プラグによって支持され、前記内側凹部内に配置されるセンサ取付部と、を有し、
前記上側プラグ部分は第1材料で形成されており、前記下側プラグ部分は前記第1材料よりも高い腐食耐性を有する第2材料で形成されており、
前記内側凹部は前記センサ空洞を形成しており、
前記センサ空洞を形成する前記内側凹部は前記上側プラグ部分において形成されていることを特徴とする隔離部品。 - 前記隔離プラグの前記下側プラグ部分は、前記隔離部品が前記圧力伝送器に用いられて前記プロセスラインに接続された際に、前記プロセスラインからのプロセス流体が触れる面を有しており、
前記上側プラグ部分は、前記隔離部品が前記圧力伝送器に用いられて前記プロセスラインに接続された際に、前記プロセス流体が触れる面を有していないことを特徴とする請求項11に記載の隔離部品。 - 前記下側プラグ部分及び前記上側プラグ部分を接合する前記接合構造が溶接接合であることを特徴とする請求項11に記載の隔離部品。
- 前記溶接接合がレーザ溶接であることを特徴とする請求項13に記載の隔離部品。
- 前記圧力伝送器をさらに備えることを特徴とする請求項11に記載の隔離部品。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2013/079695 WO2015006977A1 (en) | 2013-07-19 | 2013-07-19 | Pressure transmitter having an isolation assembly with a two-piece isolator plug |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016527497A JP2016527497A (ja) | 2016-09-08 |
JP6425723B2 true JP6425723B2 (ja) | 2018-11-21 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2016526394A Active JP6425723B2 (ja) | 2013-07-19 | 2013-07-19 | 2ピース式の隔離プラグのある隔離部品を有する圧力伝送器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9689769B2 (ja) |
EP (2) | EP3022539A4 (ja) |
JP (1) | JP6425723B2 (ja) |
CN (1) | CN104583742B (ja) |
WO (1) | WO2015006977A1 (ja) |
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-
2013
- 2013-07-19 EP EP13889377.1A patent/EP3022539A4/en not_active Ceased
- 2013-07-19 US US14/007,219 patent/US9689769B2/en active Active
- 2013-07-19 CN CN201380000803.0A patent/CN104583742B/zh active Active
- 2013-07-19 EP EP19190088.5A patent/EP3598097B8/en active Active
- 2013-07-19 WO PCT/CN2013/079695 patent/WO2015006977A1/en active Application Filing
- 2013-07-19 JP JP2016526394A patent/JP6425723B2/ja active Active
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US9689769B2 (en) | 2017-06-27 |
EP3598097B1 (en) | 2023-08-30 |
US20150020600A1 (en) | 2015-01-22 |
EP3022539A1 (en) | 2016-05-25 |
CN104583742A (zh) | 2015-04-29 |
EP3598097A1 (en) | 2020-01-22 |
CN104583742B (zh) | 2016-12-28 |
EP3598097B8 (en) | 2023-10-11 |
EP3022539A4 (en) | 2017-04-12 |
JP2016527497A (ja) | 2016-09-08 |
WO2015006977A1 (en) | 2015-01-22 |
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