JPS62114317U - - Google Patents
Info
- Publication number
- JPS62114317U JPS62114317U JP191286U JP191286U JPS62114317U JP S62114317 U JPS62114317 U JP S62114317U JP 191286 U JP191286 U JP 191286U JP 191286 U JP191286 U JP 191286U JP S62114317 U JPS62114317 U JP S62114317U
- Authority
- JP
- Japan
- Prior art keywords
- flow velocity
- fluid
- measured
- water level
- measuring
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Description
第１図は本考案における検出器の構成を示す縦
断面図、第２図は第１図に示す検出器で検出され
た信号を処理する信号処理回路の構成を示すブロ
ツク図、第３図は第１図における超音波送受波器
を各種の位置に配置した本考案における検出器の
他の実施例を示す構成図である。
１０Ａ，１０Ｂ……配管、１１……検出器、１
２……測定管、１５Ａ，１５Ｂ……励磁コイル、
１６Ａ，１６Ｂ……電極、１７，２８，３１……
超音波送受波器、１８……被測定流体、１９……
空間、２１……流速測定回路、２３……水位測定
回路、２４……流速補正回路、２５……断面積演
算回路、２６……流量演算回路。
FIG. 1 is a longitudinal sectional view showing the configuration of the detector in the present invention, FIG. 2 is a block diagram showing the configuration of a signal processing circuit that processes the signal detected by the detector shown in FIG. 1, and FIG. FIG. 2 is a configuration diagram showing another embodiment of the detector according to the present invention in which the ultrasonic transducer in FIG. 1 is arranged at various positions. 10A, 10B...Piping, 11...Detector, 1
2...Measuring tube, 15A, 15B...Exciting coil,
16A, 16B... Electrode, 17, 28, 31...
Ultrasonic transducer, 18...Fluid to be measured, 19...
Space, 21...flow velocity measurement circuit, 23...water level measurement circuit, 24...flow velocity correction circuit, 25...cross-sectional area calculation circuit, 26...flow rate calculation circuit.
Claims (1)
定管に配置された１対の電極から前記被測定流体
の流速に対応した流速信号を得る流速測定手段と
、この流速測定手段に設けられ超音波を前記被測
定流体の水面に向けて放射しこの水面で反射され
て戻つて来るまでの時間から前記被測定流体の水
位を求める水位測定手段と、前記流速信号を前記
水位測定手段からの水位信号で前記流速信号を補
正して平均流速を求める流速補正手段と、前記水
位信号を用いて前記測定管の平均断面積を求める
断面積演算手段と、前記平均流速と前記平均断面
積との積を演算して流量を求める流量演算手段と
を具備する非満水電磁流量計。 A flow velocity measuring means for applying a magnetic field to a fluid to be measured in a measuring tube and obtaining a flow velocity signal corresponding to the flow velocity of the fluid to be measured from a pair of electrodes arranged in the measuring tube; water level measuring means for determining the water level of the fluid to be measured based on the time it takes for the fluid to be measured to radiate toward the water surface and return after being reflected by the water surface; flow velocity correction means for correcting the flow velocity signal to obtain an average flow velocity; cross-sectional area calculation means for computing the average cross-sectional area of the measuring pipe using the water level signal; A non-filling electromagnetic flowmeter comprising a flow rate calculation means for calculating a flow rate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP191286U JPS62114317U (en) | 1986-01-10 | 1986-01-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP191286U JPS62114317U (en) | 1986-01-10 | 1986-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62114317U true JPS62114317U (en) | 1987-07-21 |
Family
ID=30780264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP191286U Pending JPS62114317U (en) | 1986-01-10 | 1986-01-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62114317U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993005368A1 (en) * | 1991-09-03 | 1993-03-18 | Aichi Tokei Denki Co., Ltd. | Electromagnetic flowmeter for water conveyance in semifull state |
| WO1993005367A1 (en) * | 1991-09-03 | 1993-03-18 | Aichi Tokei Denki Co., Ltd. | Electromagnetic flowmeter for water conveyance in semifull state |
| JP2012132710A (en) * | 2010-12-20 | 2012-07-12 | Toshiba Corp | Full water monitoring device of emergency core cooling system |
-
1986
- 1986-01-10 JP JP191286U patent/JPS62114317U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993005368A1 (en) * | 1991-09-03 | 1993-03-18 | Aichi Tokei Denki Co., Ltd. | Electromagnetic flowmeter for water conveyance in semifull state |
| WO1993005367A1 (en) * | 1991-09-03 | 1993-03-18 | Aichi Tokei Denki Co., Ltd. | Electromagnetic flowmeter for water conveyance in semifull state |
| JP2012132710A (en) * | 2010-12-20 | 2012-07-12 | Toshiba Corp | Full water monitoring device of emergency core cooling system |
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