JPS60174832U - Gas flow rate detection device - Google Patents
Gas flow rate detection deviceInfo
- Publication number
- JPS60174832U JPS60174832U JP6216584U JP6216584U JPS60174832U JP S60174832 U JPS60174832 U JP S60174832U JP 6216584 U JP6216584 U JP 6216584U JP 6216584 U JP6216584 U JP 6216584U JP S60174832 U JPS60174832 U JP S60174832U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- gas flow
- flow rate
- detection device
- rate detection
- 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.)
- Granted
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はガス流量検出装置の側面断面図、第２図は第１
図の■−■線に沿ってみた断叩図、第３図は第１図の流
速検出用素手およびガス温検出用素子の拡大平面図、第
４図は当初用いられていた検出回路図、第５図は本考案
による検出回路図、第６図は本考案による別の実施例の
検出回路図で □ある。
２・・・ガス流通路、４・・・流速検出用素子、５・・
・ガス温検出用素子、Ｒ１・・・第１抵抗、Ｒ２・・・
第２抵抗、Ｒｃ・・・補償抵抗。′
口■
■ −
＋７Ｖａ 第４図−
１−、「■ １
１ 、−二ヨ ｌFigure 1 is a side sectional view of the gas flow rate detection device, and Figure 2 is the 1st
3 is an enlarged plan view of the flow velocity detection bare hand and gas temperature detection element shown in FIG. 1; FIG. 4 is a detection circuit diagram originally used; FIG. 5 is a detection circuit diagram according to the present invention, and FIG. 6 is a detection circuit diagram of another embodiment according to the present invention. 2... Gas flow path, 4... Flow velocity detection element, 5...
・Gas temperature detection element, R1...first resistor, R2...
Second resistor, Rc... Compensation resistor. ' Mouth ■ ■ - +7Va Fig. 4 - 1-, "■ 1 1, -2yo l
Claims (1)
の抵抗Ｒ２を接続してこれら抵抗Ｒ１，Ｒ２をガス流内
に配置し、該第１抵抗Ｒ□と第２抵抗Ｒ２が予め定めら
れた抵抗温度係数αを有すると共に基準温度において夫
々一定の抵抗値Ｒ１ｏ、Ｒ２゜を有し、上記ブリッジが
バランスするように第２□ 抵抗Ｒ２を加熱して第２抵
抗Ｒ２の温度を第１抵抗Ｒ□の温度よりも一定温度ΔＴ
だけ高く維持するようにしたガス流量検出装置において
、上記第１抵抗Ｒ□に抵抗値がＲＩＯαΔＴなる補償抵
抗を直列接続したガス流量検出装置。A first resistor R1 and a second resistor R1 are placed on adjacent sides of the resistor bridge, respectively.
resistors R2 are connected and these resistors R1 and R2 are placed in the gas flow, and the first resistor R□ and the second resistor R2 have a predetermined resistance temperature coefficient α and each have a constant resistance at a reference temperature. The second □ resistor R2 is heated so that the temperature of the second resistor R2 becomes a constant temperature ΔT lower than the temperature of the first resistor R□ so that the bridge is balanced.
In the gas flow rate detection device, a compensating resistor having a resistance value RIOαΔT is connected in series with the first resistor R□.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6216584U JPS60174832U (en) | 1984-04-28 | 1984-04-28 | Gas flow rate detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6216584U JPS60174832U (en) | 1984-04-28 | 1984-04-28 | Gas flow rate detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60174832U true JPS60174832U (en) | 1985-11-19 |
| JPH0422268Y2 JPH0422268Y2 (en) | 1992-05-21 |
Family
ID=30591118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6216584U Granted JPS60174832U (en) | 1984-04-28 | 1984-04-28 | Gas flow rate detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60174832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100486141B1 (en) * | 2001-06-05 | 2005-04-28 | 미쓰비시덴키 가부시키가이샤 | Thermosensitive flow rate detecting device |
-
1984
- 1984-04-28 JP JP6216584U patent/JPS60174832U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100486141B1 (en) * | 2001-06-05 | 2005-04-28 | 미쓰비시덴키 가부시키가이샤 | Thermosensitive flow rate detecting device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0422268Y2 (en) | 1992-05-21 |
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