JPH0451651U - - Google Patents
Info
- Publication number
- JPH0451651U JPH0451651U JP9280390U JP9280390U JPH0451651U JP H0451651 U JPH0451651 U JP H0451651U JP 9280390 U JP9280390 U JP 9280390U JP 9280390 U JP9280390 U JP 9280390U JP H0451651 U JPH0451651 U JP H0451651U
- Authority
- JP
- Japan
- Prior art keywords
- yoke
- pipe
- detecting
- tee
- flow rate
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 4
- 239000000463 material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
Description
第１図ないし第３図は本考案の実施例を示し、
第１図は本実施例による圧電式粘度計の全体構成
図、第２図イ，ロ，ハはチヨークのそれぞれ異な
る状態を示す説明図、第３図はチヨーク寸法制御
処理および粘度測定処理を示す流れ図である。
１……配管、２……チヨーク、４……流路、５
……差圧計（差圧検出手段）、６……流量計（流
量検出手段）、ｄ……内径寸法、ｌ……長さ寸法
。
1 to 3 show embodiments of the present invention,
Fig. 1 is an overall configuration diagram of the piezoelectric viscometer according to this embodiment, Fig. 2 A, B, and C are explanatory diagrams showing the different states of the yoke, and Fig. 3 shows the yoke size control process and viscosity measurement process. This is a flowchart. 1...Piping, 2...Chiyoke, 4...Flow path, 5
...Differential pressure gauge (differential pressure detection means), 6...Flowmeter (flow rate detection means), d...Inner diameter dimension, l...Length dimension.
Claims (1)
電性の材料から所定の内径寸法および長さ寸法を
もつて筒状に形成されたチヨークと、前記配管の
途中に設けられ、該チヨークの上流側と下流側と
の間の差圧を検出し、検出信号を出力する差圧検
出手段と、前記配管内を前記チヨークを介して流
れる流体の流量を検出し、検出信号を出力する流
量検出手段と、前記配管内を流れる流体の圧力に
よつて前記チヨークの内径寸法および外径寸法が
変位したときに該チヨークに生じる電圧を検出し
、この検出した電圧に基づき該チヨークに電圧を
印加してチヨークの内径寸法および長さ寸法を所
定の値に保持するチヨーク寸法制御手段と、該チ
ヨーク寸法制御手段によつて前記チヨークの内径
寸法および長さ寸法が所定の値になつたときに前
記差圧検出手段および流量検出手段からの各検出
信号に基づいて前記配管内の流体の粘度を測定す
る粘度測定手段とから構成してなる圧電式粘度計
。 A pipe through which a fluid flows; a pipe inserted into the pipe and formed into a cylindrical shape with predetermined inner diameter and length from a piezoelectric material; differential pressure detecting means for detecting a differential pressure between the downstream side and the downstream side and outputting a detection signal; and a flow rate detecting means for detecting the flow rate of fluid flowing in the piping via the choke yoke and outputting a detection signal. and detecting a voltage generated in the tee yoke when the inner and outer diameter dimensions of the tee yoke are displaced due to the pressure of the fluid flowing in the pipe, and applying a voltage to the tee yoke based on the detected voltage. a yoke size control means for maintaining the inner diameter and length of the yoke at predetermined values; A piezoelectric viscometer comprising a detection means and a viscosity measurement means for measuring the viscosity of the fluid in the pipe based on each detection signal from the flow rate detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9280390U JPH0451651U (en) | 1990-09-04 | 1990-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9280390U JPH0451651U (en) | 1990-09-04 | 1990-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451651U true JPH0451651U (en) | 1992-04-30 |
Family
ID=31829538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9280390U Pending JPH0451651U (en) | 1990-09-04 | 1990-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009243991A (en) * | 2008-03-31 | 2009-10-22 | Komatsu Ltd | Fuel contamination degree determination system and fuel contamination degree determination device |
-
1990
- 1990-09-04 JP JP9280390U patent/JPH0451651U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009243991A (en) * | 2008-03-31 | 2009-10-22 | Komatsu Ltd | Fuel contamination degree determination system and fuel contamination degree determination device |
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