JP3037968B2 - Electronic integrated flow meter with integrated value storage function - Google Patents
Electronic integrated flow meter with integrated value storage functionInfo
- Publication number
- JP3037968B2 JP3037968B2 JP2171147A JP17114790A JP3037968B2 JP 3037968 B2 JP3037968 B2 JP 3037968B2 JP 2171147 A JP2171147 A JP 2171147A JP 17114790 A JP17114790 A JP 17114790A JP 3037968 B2 JP3037968 B2 JP 3037968B2
- Authority
- JP
- Japan
- Prior art keywords
- integrated
- integrated value
- circuit
- electronic
- unit
- 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.)
- Expired - Lifetime
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Details Of Flowmeters (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Description
【発明の詳細な説明】 ［産業上の利用分野］ 本発明は、測定した流量の積算値を電子回路内に記録
する積算流量計（以下「メータ」という）に関するもの
である。Description: TECHNICAL FIELD The present invention relates to an integrated flow meter (hereinafter referred to as “meter”) that records an integrated value of a measured flow rate in an electronic circuit.
［従来の技術］ 電子回路内に積算値を保存するメータの場合、停電等
により電源が切れてしまうと、保存していた積算値まで
が消失してしまうという欠点があり、これでは都市ガ
ス、水道、電力等の料金メータにおいては料金計算がで
きなくなってしまう。[Prior art] In the case of a meter that stores an integrated value in an electronic circuit, if the power is cut off due to a power failure or the like, there is a disadvantage that even the stored integrated value is lost. In the case of a meter for water, electric power, or the like, the charge cannot be calculated.
そこで、電源が切れると直ちに計数値保存用の内蔵電
池を作動させて計数値すなわち積算値を保存するという
提案（実開昭57−185095号）がある。Therefore, there is a proposal (Japanese Utility Model Application Laid-Open No. 57-185095) that the built-in battery for storing the count value is activated immediately after the power is turned off to store the count value, that is, the integrated value.
［従来技術の課題］ しかし、この公知例においては、電池切れの問題があ
り、特に家庭用の料金メータのように10年前後もそのま
ま使用されるものにおいては、途中で電池切れの点検作
業が必要となり、メータ数量が多いだけにこれら料金メ
ータに適用するには問題がある。[Problems of the prior art] However, in this known example, there is a problem of running out of battery. In particular, in the case where the battery is used as it is for about 10 years, such as a home-use toll meter, an inspection for running out of battery is required on the way. It is necessary and there is a problem in applying to these fee meters because the meter quantity is large.
［課題を解決するための手段］ 本発明は斯る点に鑑みて提案されるもので、正規の積
算値は電子回路内に記録すると共に表示し、保存用の積
算値は電源が切れてもそのまま保存される機械式積算器
に保存するようにした点に特徴があり、その構成は次の
とおりである。[Means for Solving the Problems] The present invention has been proposed in view of the above points, and a normal integrated value is recorded and displayed in an electronic circuit, and a stored integrated value is stored even when the power is turned off. It is characterized in that it is stored in a mechanical integrator that is stored as it is, and its configuration is as follows.
積算流量演算回路１で積算値を演算し、この積算値を
電子式積算値記録回路２内に記録すると共に前記積算流
量演算回路１内に積算量が一定単位量に達する毎に信号
を発生する単位流量信号発生回路３を設け、この単位流
量信号発生回路３から出力される単位流量信号を機械式
積算器４に入力して積算を行い、この積算値を前記機械
式積算器４に保存するように構成して成る積算値保存機
能付電子式積算流量計。An integrated value is calculated by an integrated flow rate calculating circuit 1 and the integrated value is recorded in an electronic integrated value recording circuit 2 and a signal is generated in the integrated flow rate calculating circuit 1 every time the integrated amount reaches a certain unit amount. A unit flow signal generating circuit 3 is provided. The unit flow signal output from the unit flow signal generating circuit 3 is input to a mechanical integrator 4 for integration, and the integrated value is stored in the mechanical integrator 4. Electronic integrated flow meter with integrated value storage function configured as described above.
［作用］ 流量センサから出力された流量信号は、積算流量演算
回路１内に入力され、ここで積算値が演算され、記録回
路に記録される。そして、この積算量があらかじめ定め
た一定単位流量に達する毎に単位流量信号発生回路３で
単位流量信号が発生し、この単位流量信号に基づいて機
械式積算器４が駆動し、ここに保存される。[Operation] The flow signal output from the flow sensor is input into the integrated flow calculation circuit 1, where the integrated value is calculated and recorded in the recording circuit. Each time the integrated amount reaches a predetermined constant unit flow, a unit flow signal is generated in the unit flow signal generating circuit 3, and the mechanical integrator 4 is driven based on the unit flow signal and stored therein. You.
この結果、電源が切れて、正規の記録回路側の記録が
消失しても機械式積算器４の記録は消失しないので、そ
のまま積算値が残ることになる。As a result, even if the power is turned off and the recording on the regular recording circuit side is lost, the recording of the mechanical integrator 4 is not lost, so that the integrated value remains as it is.
なお、このようにして正規の電子回路側の記録が消失
した場合、すなわち電源切れの問題が発生した場合に
は、この発生時刻を記録しておくようにすると、料金計
算等を行う際に便利である。In the case where the recording on the legitimate electronic circuit side is lost in this way, that is, in the event of a power-off problem, recording the time of occurrence may be convenient for calculating charges. It is.
［実施例］ 第１図は、機械式積算器を保存用に同時駆動して積算
値を記録する場合の実施例にして、流量センサからの出
力は積算流量演算回路１内に入力されて積算値が演算さ
れ、この積算値は電子式積算値記録回路２内に記録され
る。一方、機械式積算器４には、積算流量演算回路１内
に別に設けた積算量が一定単位量に達する毎に単位流量
信号を発生する単位流量信号発生回路３から出力される
単位流量信号が入力され、機械式積算器４はこの信号で
駆動される。[Embodiment] FIG. 1 shows an embodiment in which a mechanical integrator is simultaneously driven for storage and an integrated value is recorded. An output from a flow sensor is input into an integrated flow calculating circuit 1 and integrated. The value is calculated, and the integrated value is recorded in the electronic integrated value recording circuit 2. On the other hand, the mechanical integrator 4 receives a unit flow signal output from the unit flow signal generating circuit 3 which generates a unit flow signal every time the integrated amount separately provided in the integrated flow calculating circuit 1 reaches a certain unit amount. The mechanical integrator 4 is input and driven by this signal.
第２図は積算流量演算回路１で演算された積算値を同
時に不揮発性メモリ５に記録、保存するように構成した
例であって、図中６は一定時間タイマにして、この一定
時間タイマ６からの信号に基づいて一定時間間隔毎に指
示値を保存することができる。FIG. 2 shows an example in which the integrated value calculated by the integrated flow rate calculating circuit 1 is simultaneously recorded and stored in the non-volatile memory 5. In FIG. The indicated value can be stored at regular time intervals based on the signal from the controller.
［本発明の効果］ 本発明は以上のように、電子回路での記録（積算値）
とは別に、積算値を機械式積算器に保存するように構成
したことにより、次の如き効果を奏する。[Effects of the present invention] As described above, the present invention provides recording (integrated value) in an electronic circuit.
Separately from the above, the configuration in which the integrated value is stored in the mechanical integrator has the following effects.
機械式積算器の場合、電源供給が絶たれた場合、ある
いは電気的ノイズが入った場合のどちらでも積算値がそ
のまま指示（保存）されているため、電子回路側に異常
が起きた場合でも積算値が消失することがない。In the case of a mechanical integrator, the integrated value is indicated (saved) as it is regardless of whether the power supply is cut off or there is electrical noise. Values do not disappear.
なお、不揮発性メモリに積算値を記録することも可能
であり、この不揮発性メモリを利用すると、一定時間間
隔毎の指示値を複数個保存できるので、正常、異常の履
歴も保存されることになる。又、この方式は小型化が可
能であるばかりでなく、積算流量演算部の基板上に容易
に実装できる利点もある。It is also possible to record the integrated value in the non-volatile memory, and if this non-volatile memory is used, a plurality of indication values can be stored at regular time intervals, so that the normal and abnormal histories can be stored. Become. In addition, this method has the advantages that not only can it be miniaturized, but also can be easily mounted on the board of the integrated flow rate calculation unit.
第１図は機械式積算器を付加した流量積算値保存回路の
実施例図、第２図は不揮発性メモリを付加した流量積算
値保存回路の説明図である。 １……積算流量演算回路 ２……電子式積算値記録回路 ３……単位流量信号発生回路 ４……機械式積算器 ５……不揮発性メモリ ６……一定時間タイマFIG. 1 is an embodiment of a flow rate integrated value storage circuit to which a mechanical integrator is added, and FIG. 2 is an explanatory diagram of a flow rate integrated value storage circuit to which a nonvolatile memory is added. 1 integrated flow rate calculation circuit 2 electronic integrated value recording circuit 3 unit flow signal generation circuit 4 mechanical integrator 5 non-volatile memory 6 fixed time timer
フロントページの続き (72)発明者 佐藤 達朗 東京都北区赤羽北１―６―12 (72)発明者 横須賀 識友 埼玉県川越市霞ケ関北５―29―１ (56)参考文献 特開 昭51−148448（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) G01F 1/00 - 15/18 Continuation of the front page (72) Tatsuro Sato, Inventor 1-6-12, Akabanekita, Kita-ku, Tokyo (72) Inventor, Tomotomo Yokosuka 5-29-1, Kasumigaseki-Kitakita, Kawagoe-shi, Saitama (56) References JP-A-51- 148448 (JP, A) (58) Field surveyed (Int. Cl. 7 , DB name) G01F 1/00-15/18
Claims (1)
の積算値を電子式積算値記録回路２内に記録すると共に
前記積算流量演算回路１内に積算量が一定単位量に達す
る毎に信号を発生する単位流量信号発生回路３を設け、
この単位流量信号発生回路３から出力される単位流量信
号を機械式積算器４に入力して積算を行い、この積算値
を前記機械式積算器４に保存するように構成して成る積
算値保存機能付電子式積算流量計。An integrated flow rate calculating circuit calculates an integrated value, records the integrated value in an electronic integrated value recording circuit, and stores the integrated value in the integrated flow rate calculating circuit every time the integrated amount reaches a predetermined unit amount. And a unit flow signal generating circuit 3 for generating a signal is provided.
A unit flow signal output from the unit flow signal generation circuit 3 is input to a mechanical integrator 4 to perform integration, and the integrated value is stored in the mechanical integrator 4. Electronic integrated flow meter with function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2171147A JP3037968B2 (en) | 1990-06-28 | 1990-06-28 | Electronic integrated flow meter with integrated value storage function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2171147A JP3037968B2 (en) | 1990-06-28 | 1990-06-28 | Electronic integrated flow meter with integrated value storage function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0460421A JPH0460421A (en) | 1992-02-26 |
| JP3037968B2 true JP3037968B2 (en) | 2000-05-08 |
Family
ID=15917861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2171147A Expired - Lifetime JP3037968B2 (en) | 1990-06-28 | 1990-06-28 | Electronic integrated flow meter with integrated value storage function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3037968B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5281237B2 (en) * | 2006-10-27 | 2013-09-04 | 三菱重工業株式会社 | Air conditioning system and oil return control method for air conditioning system |
-
1990
- 1990-06-28 JP JP2171147A patent/JP3037968B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0460421A (en) | 1992-02-26 |
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