JPS61128509U - - Google Patents
Info
- Publication number
- JPS61128509U JPS61128509U JP779585U JP779585U JPS61128509U JP S61128509 U JPS61128509 U JP S61128509U JP 779585 U JP779585 U JP 779585U JP 779585 U JP779585 U JP 779585U JP S61128509 U JPS61128509 U JP S61128509U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- control device
- recirculation
- flow
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Description
図面は本考案の一実施例を示す説明図である。
１は給水ポンプ、４は火炉、５は気水分離器、
８は気水分離ドレンタンク、９，１０は再循環ポ
ンプ、１２は再循環配管、１３はミニマムフロー
弁、１５はミニマムフロー管、１６は流量計、１
９は開閉制御装置、２１は弁駆動装置を示す。
The drawings are explanatory diagrams showing one embodiment of the present invention. 1 is a water supply pump, 4 is a furnace, 5 is a steam separator,
8 is a steam/water separation drain tank, 9 and 10 are recirculation pumps, 12 is recirculation piping, 13 is a minimum flow valve, 15 is a minimum flow pipe, 16 is a flow meter, 1
Reference numeral 9 indicates an opening/closing control device, and 21 indicates a valve drive device.
Claims (1)
出した流量信号と設定値とを比較して開閉信号を
出力する開閉制御装置と、該開閉制御装置の出力
により、再循環ポンプの吐出側循環水を上流側に
戻すミニマムフロー管に設けたミニマムフロー弁
の開閉を行う弁駆動装置とを備えたことを特徴と
するボイラ再循環流量制御装置。 A flow meter installed in the recirculation piping, an opening/closing control device that compares the flow rate signal detected by the flow meter with a set value and outputs an opening/closing signal, and the output of the opening/closing control device controls the discharge of the recirculation pump. A boiler recirculation flow rate control device comprising: a valve drive device that opens and closes a minimum flow valve provided in a minimum flow pipe that returns side circulating water to the upstream side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP779585U JPS61128509U (en) | 1985-01-23 | 1985-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP779585U JPS61128509U (en) | 1985-01-23 | 1985-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61128509U true JPS61128509U (en) | 1986-08-12 |
Family
ID=30486477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP779585U Pending JPS61128509U (en) | 1985-01-23 | 1985-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61128509U (en) |
-
1985
- 1985-01-23 JP JP779585U patent/JPS61128509U/ja active Pending