JP7455701B2 - 界面レベル計 - Google Patents
界面レベル計 Download PDFInfo
- Publication number
- JP7455701B2 JP7455701B2 JP2020139235A JP2020139235A JP7455701B2 JP 7455701 B2 JP7455701 B2 JP 7455701B2 JP 2020139235 A JP2020139235 A JP 2020139235A JP 2020139235 A JP2020139235 A JP 2020139235A JP 7455701 B2 JP7455701 B2 JP 7455701B2
- Authority
- JP
- Japan
- Prior art keywords
- level meter
- interface level
- ultrasonic
- section
- interface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007788 liquid Substances 0.000 claims description 38
- 230000001681 protective effect Effects 0.000 claims description 21
- 238000004140 cleaning Methods 0.000 claims description 18
- 239000012528 membrane Substances 0.000 claims description 18
- 239000000110 cooling liquid Substances 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 13
- -1 polypropylene Polymers 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 239000004743 Polypropylene Substances 0.000 claims description 8
- 229920001155 polypropylene Polymers 0.000 claims description 8
- 238000001028 reflection method Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 description 21
- 239000002351 wastewater Substances 0.000 description 12
- 239000002826 coolant Substances 0.000 description 11
- 239000010802 sludge Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000002604 ultrasonography Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 239000006228 supernatant Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002562 thickening agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000008235 industrial water Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229920005606 polypropylene copolymer Polymers 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Images
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
2 超音波センサ
3 筒状保護容器
4 冷却液供給部
5 冷却液排出部
6 超音波透過膜
7 洗浄機構
8 洗浄液供給部
9 温度検出器
10 信号処理装置
11 固液分離槽
12 レーキ
13 廃水中の界面
Claims (4)
- 超音波パルス反射方式を用い界面を検出するための界面レベル計であって、発信部及び受信部よりなる検出部を備えた超音波センサが、底面が超音波透過膜により構成された筒状保護容器内に、前記検出部を底面に向けて内蔵され、更に、前記筒状保護容器には、前記超音波センサを浸漬可能なレベルに冷却液を供給・排出するための冷却液供給部及び冷却液排出部を備えたセンサ部を有することを特徴とする界面レベル計。
- 筒状保護容器の底面に、外部より洗浄液を接触するための洗浄機構を有する請求項1記載の界面レベル計。
- 超音波透過膜を構成する部材の固有音響インピーダンス(ρ・C)が3000以下、耐熱温度が80℃以上である請求項1又は2に記載の界面レベル計。
- 超音波透過膜を構成する部材がポリプロピレン系樹脂である請求項1~3のいずれか一項に記載の界面レベル計。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020139235A JP7455701B2 (ja) | 2020-08-20 | 2020-08-20 | 界面レベル計 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020139235A JP7455701B2 (ja) | 2020-08-20 | 2020-08-20 | 界面レベル計 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022035131A JP2022035131A (ja) | 2022-03-04 |
JP7455701B2 true JP7455701B2 (ja) | 2024-03-26 |
Family
ID=80442982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020139235A Active JP7455701B2 (ja) | 2020-08-20 | 2020-08-20 | 界面レベル計 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP7455701B2 (ja) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5148700A (en) | 1991-11-12 | 1992-09-22 | Entech Design, Inc. | Apparatus and method for locating sediment in a container |
-
2020
- 2020-08-20 JP JP2020139235A patent/JP7455701B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5148700A (en) | 1991-11-12 | 1992-09-22 | Entech Design, Inc. | Apparatus and method for locating sediment in a container |
Also Published As
Publication number | Publication date |
---|---|
JP2022035131A (ja) | 2022-03-04 |
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