JPS61112294U - - Google Patents
Info
- Publication number
- JPS61112294U JPS61112294U JP1984196439U JP19643984U JPS61112294U JP S61112294 U JPS61112294 U JP S61112294U JP 1984196439 U JP1984196439 U JP 1984196439U JP 19643984 U JP19643984 U JP 19643984U JP S61112294 U JPS61112294 U JP S61112294U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- main steam
- jet pump
- monitoring device
- pump according
- 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
- 238000012806 monitoring device Methods 0.000 claims description 7
- 239000002826 coolant Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
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
- Y02E30/00—Energy generation of nuclear origin
-
- 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
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Description
第１図はこの考案に係るジエツトポンプのキヤ
ビテーシヨン監視装置の一実施例を示す説明図、
第２図は、この考案の他の実施例を示す説明図、
第３図は第２図の制御回路図、第４図は従来のも
のとこの考案の特性を比較したグラフ、第５図は
従来のジエツトポンプのキヤビテーシヨン監視装
置を示す説明図、第６図は従来のものの特性を示
すグラフである。
１……原子炉格納容器、２……原子炉圧力容器
、３……炉心、５……ジエツトポンプ、７……再
循環ポンプ、８……主蒸気管、９ａ，９ｂ……主
蒸気隔離弁、１０……主蒸気温度エレメント、１
１，１５……関数発生器、１２……冷却材温度エ
レメント、１３，１７……演算器、１４，１８…
…温度差検出装置。
FIG. 1 is an explanatory diagram showing an embodiment of the cavitation monitoring device for a jet pump according to this invention;
FIG. 2 is an explanatory diagram showing another embodiment of this invention;
Fig. 3 is a control circuit diagram of Fig. 2, Fig. 4 is a graph comparing the characteristics of the conventional one and this invention, Fig. 5 is an explanatory diagram showing a conventional jet pump cavitation monitoring device, and Fig. 6 is a conventional one. It is a graph showing the characteristics of things. 1...Reactor containment vessel, 2...Reactor pressure vessel, 3...Reactor core, 5...Jet pump, 7...Recirculation pump, 8...Main steam pipe, 9a, 9b...Main steam isolation valve, 10...Main steam temperature element, 1
1, 15... Function generator, 12... Coolant temperature element, 13, 17... Arithmetic unit, 14, 18...
...Temperature difference detection device.
Claims (1)
気管を設けたものにおいて、上記主蒸気管の上流
側位置に設置された主蒸気温度の検出器と、ジエ
ツトポンプに冷却材を供給する原子炉再循環系の
冷却材温度を検出する温度検出器と、上記両検出
器からの主蒸気温度と冷却材温度との温度差を演
算する演算器とを有する温度差検出装置を備えた
ことを特徴とするジエツトポンプのキヤビテーシ
ヨン監視装置。 ２ 主蒸気温度検出器は主蒸気隔離弁の近傍ある
いは両主蒸気隔離弁間に設置された実用新案登録
請求の範囲第１項に記載のジエツトポンプのキヤ
ビテーシヨン監視装置。 ３ 主蒸気温度検出器で検出された主蒸気温度は
関数発生器により補正されて演算器に入力される
ようにした実用新案登録請求の範囲第１項に記載
のジエツトポンプのキヤビテーシヨン監視装置。 ４ 原子炉圧力容器内の蒸気飽和温度と温度検出
器で検出された冷却材温度との温度差を測定する
第２温度差検出装置を設けた実用新案登録請求の
範囲第１項に記載のジエツトポンプのキヤビテー
シヨン監視装置。 ５ 第２温度差検出装置は、原子炉圧力容器内の
圧力を検出する圧力トランスミツタと、このトラ
ンスミツタが検出した圧力を飽和蒸気温度に交換
する関数発生器とを有している実用新案登録請求
の範囲第４項に記載のジエツトポンプのキヤビテ
ーシヨン監視装置。[Scope of Claim for Utility Model Registration] 1. In a reactor pressure vessel equipped with a main steam pipe communicating with the steam region, a main steam temperature detector installed at an upstream position of the main steam pipe, and a jet pump. A temperature difference having a temperature detector that detects the coolant temperature of the reactor recirculation system that supplies coolant to the reactor, and a calculator that calculates the temperature difference between the main steam temperature and the coolant temperature from both of the above detectors. A jet pump cavitation monitoring device characterized by being equipped with a detection device. 2. The cavitation monitoring device for a jet pump according to claim 1, wherein the main steam temperature detector is installed near the main steam isolation valve or between both the main steam isolation valves. 3. The cavitation monitoring device for a jet pump according to claim 1, wherein the main steam temperature detected by the main steam temperature detector is corrected by a function generator and inputted to a computing unit. 4. A jet pump according to claim 1 of the utility model registration claim, which is provided with a second temperature difference detection device that measures the temperature difference between the steam saturation temperature in the reactor pressure vessel and the coolant temperature detected by the temperature detector. cavitation monitoring device. 5. The second temperature difference detection device has a pressure transmitter that detects the pressure inside the reactor pressure vessel, and a function generator that converts the pressure detected by the transmitter into saturated steam temperature.Registered as a utility model. A cavitation monitoring device for a jet pump according to claim 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984196439U JPS61112294U (en) | 1984-12-27 | 1984-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984196439U JPS61112294U (en) | 1984-12-27 | 1984-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61112294U true JPS61112294U (en) | 1986-07-16 |
Family
ID=30754206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984196439U Pending JPS61112294U (en) | 1984-12-27 | 1984-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61112294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6386698U (en) * | 1986-11-25 | 1988-06-06 |
-
1984
- 1984-12-27 JP JP1984196439U patent/JPS61112294U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6386698U (en) * | 1986-11-25 | 1988-06-06 |
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