JPWO2023073808A5 - - Google Patents
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- JPWO2023073808A5 JPWO2023073808A5 JP2022516429A JP2022516429A JPWO2023073808A5 JP WO2023073808 A5 JPWO2023073808 A5 JP WO2023073808A5 JP 2022516429 A JP2022516429 A JP 2022516429A JP 2022516429 A JP2022516429 A JP 2022516429A JP WO2023073808 A5 JPWO2023073808 A5 JP WO2023073808A5
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- flow rate
- guide tube
- measuring
- liquid flowing
- flow path
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- 239000007788 liquid Substances 0.000 claims description 41
- 238000005259 measurement Methods 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000005238 degreasing Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
Description
本発明に係る測定装置は、所定の流路を流れる液体中の固形物の濃度を測定可能な測定装置であって、前記流路を流れる液体の流速を測定する第１の流速測定部と、前記流路から液体を案内する案内管と、前記案内管を流れる液体の流速を測定する第２の流速測定部と、前記案内管を流れる液体に含まれる粒子数を測定する粒子測定部と、前記流路から前記案内管に流入する液体の量を調節する調節部と、前記調節部によって前記第２の流速測定部で測定される流速が前記第１の流速測定部で測定される流速と等しくなるようにした状態で、前記粒子測定部によって測定された粒子数と前記第２の流速測定部で測定された流速とに基づいて前記所定の流路内の固形物の濃度を測定する濃度測定ユニットと、を備えることを特徴とする。 A measuring device according to the present invention is a measuring device capable of measuring the concentration of solids in a liquid flowing through a predetermined flow path, and includes a first flow rate measuring section that measures the flow rate of the liquid flowing through the flow path; A guide tube that guides the liquid from the flow path , a second flow rate measurement section that measures the flow rate of the liquid flowing through the guide tube, and a particle measurement section that measures the number of particles contained in the liquid that flows through the guide tube. and an adjustment unit that adjusts the amount of liquid flowing into the guide tube from the flow path, and a flow rate measured by the second flow rate measurement unit by the adjustment unit is measured by the first flow rate measurement unit. Measure the concentration of solids in the predetermined flow path based on the number of particles measured by the particle measurement unit and the flow rate measured by the second flow rate measurement unit, with the flow rate being equal to the flow rate. The invention is characterized by comprising a concentration measuring unit for measuring the concentration.
また、本発明に係る測定方法は、所定の流路を流れる液体の流速を測定する第１の流速測定部と、前記流路から液体を案内する案内管と、前記案内管を流れる液体の流速を測定する第２の流速測定部と、前記案内管を流れる液体に含まれる粒子数を測定する粒子測定部と、前記流路から前記案内管に流入する液体の量を調節する調節部と、を備える測定装置における液体中の固形物の濃度測定方法であって、前記第１の流速測定部および前記第２の流速測定部で流速を測定する流速測定ステップと、前記調節部によって前記第２の流速測定部で測定される流速が前記第１の流速測定部で測定される流速と等しくなるように調節する調節ステップと、前記調節ステップによって前記案内管を流れる液体の流速が調節された状態で、前記粒子測定部によって測定された粒子数と前記第２の流速測定部で測定された流速とに基づいて前記所定の流路内の固形物の濃度を測定する濃度測定ステップと、を含むことを特徴とする。 Further, the measuring method according to the present invention includes: a first flow rate measuring section that measures the flow rate of liquid flowing through a predetermined flow path; a guide tube that guides the liquid from the flow path; and a flow rate of the liquid flowing through the guide tube. a second flow rate measurement unit that measures the number of particles contained in the liquid flowing through the guide tube; and an adjustment unit that adjusts the amount of liquid flowing into the guide tube from the flow path. A method for measuring the concentration of solids in a liquid in a measuring device comprising: a flow rate measuring step of measuring a flow rate with the first flow rate measuring section and the second flow rate measuring section; an adjusting step of adjusting the flow rate measured by the flow rate measuring unit to be equal to the flow rate measured by the first flow rate measuring unit; and a state in which the flow rate of the liquid flowing through the guide tube is adjusted by the adjusting step. and a concentration measuring step of measuring the concentration of solids in the predetermined flow path based on the number of particles measured by the particle measuring section and the flow rate measured by the second flow rate measuring section. It is characterized by
これらの構成によれば、固形物の濃度とともに、試料の流量を特定できる。また、比較的入手しやすい装置の組合せによって濃度測定ユニットを構成できる。さらに、流入流速と管内流速とが等しくなるので、開口部から流入する液体における固形物の濃度と、流路を流れる流体中の固形物の濃度とが一致しやすい。これによって、流体中の固形物の濃度をより正確に測定しうる。 According to these configurations, the flow rate of the sample can be determined as well as the concentration of solid matter. Furthermore, the concentration measurement unit can be configured by combining relatively easily available devices. Furthermore, since the inflow velocity and the in-pipe flow velocity are equal, the concentration of solids in the liquid flowing in from the opening is likely to match the concentration of solids in the fluid flowing through the channel. This allows the concentration of solids in the fluid to be measured more accurately .
〔測定装置の構成〕
次に、本実施形態に係る測定装置１の構成について説明する。本実施形態に係る測定装置１は、試料中の鉄粉の濃度を測定可能な濃度測定ユニット２（粒子測定部の例である。）と、案内管３と、調節弁４（調節部の例である。）と、ポンプ５（調節部の例であり、付勢装置の例である。）と、流速計６（第１の流速測定部の例である。）と、圧縮空気供給装置７（洗浄媒体供給装置の例である。）と、制御装置８と、を備える（図２、図３）。本実施形態では、測定装置１が、脱脂槽１００の給液路１０４（所定の流路の例である。）に設けられており、給液路１０４を流れる脱脂液Ｌ（液体の例である。）中の鉄粉の濃度を測定可能に構成されている例について説明する。
[Configuration of measuring device]
Next, the configuration of the measuring device 1 according to this embodiment will be explained. The measuring device 1 according to the present embodiment includes a concentration measuring unit 2 (an example of a particle measuring section) capable of measuring the concentration of iron powder in a sample, a guide tube 3, and a regulating valve 4 (an example of a regulating section). ) , a pump 5 ( an example of an adjustment unit and an example of an urging device), a current meter 6 (an example of a first flow rate measurement unit), and a compressed air supply device 7 (This is an example of a cleaning medium supply device) and a control device 8 (FIGS. 2 and 3). In this embodiment, the measuring device 1 is provided in a liquid supply path 104 (an example of a predetermined flow path) of a degreasing tank 100, and a degreasing liquid L (an example of a liquid) flows through the liquid supply path 104. An example in which the concentration of iron powder in ) can be measured will be explained.
濃度測定ユニット２は、流入する液体試料に含まれる鉄粉の濃度を測定可能なユニットである。本実施形態に係る濃度測定ユニット２は、試料中の粒子数を測定可能な粒子計測器２１と、試料の流量を測定可能な流量計２２（第２の流速測定部の例である。）と、演算装置２３と、を有する。なお、濃度測定ユニット２の二次側配管２４が給液路１０４に接続されており、測定後の試料は給液路１０４に戻る。 The concentration measurement unit 2 is a unit that can measure the concentration of iron powder contained in an inflowing liquid sample. The concentration measurement unit 2 according to the present embodiment includes a particle counter 21 that can measure the number of particles in a sample, and a flowmeter 22 that can measure the flow rate of the sample (this is an example of a second flow rate measurement section). , and an arithmetic unit 23. Note that the secondary pipe 24 of the concentration measurement unit 2 is connected to the liquid supply path 104, and the sample after measurement returns to the liquid supply path 104.
Claims (9)
前記流路を流れる液体の流速を測定する第１の流速測定部と、
前記流路から液体を案内する案内管と、
前記案内管を流れる液体の流速を測定する第２の流速測定部と、
前記案内管を流れる液体に含まれる粒子数を測定する粒子測定部と、
前記流路から前記案内管に流入する液体の量を調節する調節部と、
前記調節部によって前記第２の流速測定部で測定される流速が前記第１の流速測定部で測定される流速と等しくなるようにした状態で、前記粒子測定部によって測定された粒子数と前記第２の流速測定部で測定された流速とに基づいて前記所定の流路内の固形物の濃度を測定する濃度測定ユニットと、を備えることを特徴とする測定装置。 A measuring device capable of measuring the concentration of solids in a liquid flowing through a predetermined flow path,
a first flow rate measurement unit that measures the flow rate of the liquid flowing through the flow path;
a guide tube that guides the liquid from the flow path ;
a second flow rate measurement unit that measures the flow rate of the liquid flowing through the guide tube;
a particle measuring unit that measures the number of particles contained in the liquid flowing through the guide tube;
an adjusting section that adjusts the amount of liquid flowing into the guide tube from the flow path;
The number of particles measured by the particle measurement unit and the A measuring device comprising : a concentration measuring unit that measures the concentration of solids in the predetermined flow path based on the flow rate measured by the second flow rate measuring section.
前記流路から液体を案内する案内管と、
前記案内管を流れる液体の流速を測定する第２の流速測定部と、
前記案内管を流れる液体に含まれる粒子数を測定する粒子測定部と、
前記流路から前記案内管に流入する液体の量を調節する調節部と、を備える測定装置における液体中の固形物の濃度測定方法であって、
前記第１の流速測定部および前記第２の流速測定部で流速を測定する流速測定ステップと、
前記調節部によって前記第２の流速測定部で測定される流速が前記第１の流速測定部で測定される流速と等しくなるように調節する調節ステップと、
前記調節ステップによって前記案内管を流れる液体の流速が調節された状態で、前記粒子測定部によって測定された粒子数と前記第２の流速測定部で測定された流速とに基づいて前記所定の流路内の固形物の濃度を測定する濃度測定ステップと、を含む測定方法。 a first flow rate measurement unit that measures the flow rate of a liquid flowing through a predetermined flow path;
a guide tube that guides the liquid from the flow path;
a second flow rate measurement unit that measures the flow rate of the liquid flowing through the guide tube;
a particle measuring unit that measures the number of particles contained in the liquid flowing through the guide tube;
A method for measuring the concentration of solids in a liquid in a measuring device, comprising: an adjusting section that adjusts the amount of liquid flowing into the guide tube from the flow path,
a flow rate measurement step of measuring the flow rate with the first flow rate measurement unit and the second flow rate measurement unit;
an adjusting step of adjusting the flow rate measured by the second flow rate measurement unit by the adjustment unit so that it becomes equal to the flow rate measured by the first flow rate measurement unit;
In a state where the flow rate of the liquid flowing through the guide tube is adjusted by the adjusting step, the predetermined flow rate is determined based on the number of particles measured by the particle measuring section and the flow rate measured by the second flow rate measuring section. A measuring method comprising : a concentration measuring step of measuring the concentration of solid matter in a road .
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2021/039491 WO2023073808A1 (en) | 2021-10-26 | 2021-10-26 | Measuring device and measuring method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP7197748B1 JP7197748B1 (en) | 2022-12-27 |
| JPWO2023073808A1 JPWO2023073808A1 (en) | 2023-05-04 |
| JPWO2023073808A5 true JPWO2023073808A5 (en) | 2023-09-27 |
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ID=84687870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022516429A Active JP7197748B1 (en) | 2021-10-26 | 2021-10-26 | Measuring device and method |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP7197748B1 (en) |
| KR (1) | KR20230062465A (en) |
| WO (1) | WO2023073808A1 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE467022B (en) * | 1988-05-11 | 1992-05-11 | Mecora Ab | MEAN TO MEET THE CONCENTRATION OF A SUBJECT IN A SUSTAINABILITY, AND A CONCENTRATION METER |
| RU2205382C2 (en) * | 1995-04-06 | 2003-05-27 | Альфа Лаваль Агри Аб | Method and device for quantitative determination of particles in liquid media |
| US20020166391A1 (en) * | 2001-04-05 | 2002-11-14 | Khan Khalid Mahmood | Method and system for in-line sample extraction |
| JP2002322571A (en) | 2001-04-25 | 2002-11-08 | Nissan Motor Co Ltd | Pretreatment apparatus for coating |
| JP4314064B2 (en) * | 2003-05-16 | 2009-08-12 | 株式会社日本自動車部品総合研究所 | Particle concentration detector |
| JP6290752B2 (en) * | 2014-09-09 | 2018-03-07 | オルガノ株式会社 | Centrifugal filter, particulate trap using the same, particulate capture method, and particulate detection method |
-
2021
- 2021-10-26 WO PCT/JP2021/039491 patent/WO2023073808A1/en active Application Filing
- 2021-10-26 KR KR1020227007284A patent/KR20230062465A/en not_active Application Discontinuation
- 2021-10-26 JP JP2022516429A patent/JP7197748B1/en active Active
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