{"id":1505,"date":"2025-06-27T15:25:58","date_gmt":"2025-06-27T07:25:58","guid":{"rendered":"https:\/\/www.tflequip.com\/?p=1505"},"modified":"2025-06-27T15:25:59","modified_gmt":"2025-06-27T07:25:59","slug":"should-the-outlet-valve-be-closed-when-starting-a-centrifugal-pump","status":"publish","type":"post","link":"https:\/\/www.tflequip.com\/ja\/should-the-outlet-valve-be-closed-when-starting-a-centrifugal-pump\/","title":{"rendered":"\u9060\u5fc3\u30dd\u30f3\u30d7\u3092\u59cb\u52d5\u3055\u305b\u308b\u3068\u304d\u3001\u51fa\u53e3\u30d0\u30eb\u30d6\u306f\u9589\u3081\u308b\u3079\u304d\u3067\u3059\u304b\uff1f"},"content":{"rendered":"

\u9060\u5fc3\u30dd\u30f3\u30d7\u3092\u59cb\u52d5\u3055\u305b\u308b\u3068\u304d\u306f\u3001\u3044\u308d\u3044\u308d\u306a\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u9060\u5fc3\u30dd\u30f3\u30d7\u3092\u59cb\u52d5\u3055\u305b\u308b\u3068\u304d\u3001\u51fa\u53e3\u30d0\u30eb\u30d6\u306f\u9589\u3081\u308b\u3079\u304d\u304b\uff1f<\/p>\n

\u7b54\u3048\u306f\u3001\u9589\u3058\u308b\u5fc5\u8981\u304c\u3042\u308b\u3068\u3044\u3046\u3053\u3068\u3060\uff01<\/p>\n

1: \u9060\u5fc3\u30dd\u30f3\u30d7\u3092\u59cb\u52d5\u3055\u305b\u308b\u3068\u304d\u3001\u306a\u305c\u51fa\u53e3\u30d0\u30eb\u30d6\u3092\u9589\u3058\u3066\u304a\u304b\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u3067\u3059\u304b\uff1f<\/p>\n

\"20250627145014\"<\/p>\n

\u9060\u5fc3\u6c34\u30dd\u30f3\u30d7\u304c\u59cb\u307e\u308b\u3068\u304d\u3001\u30dd\u30f3\u30d7\u306e\u51fa\u53e3\u306e\u7ba1\u306b\u6c34\u304c\u306a\u3044\u3001\u5f93\u3063\u3066\u7ba1\u306e\u62b5\u6297\u304a\u3088\u3073\u6301\u3061\u4e0a\u304c\u308b\u9ad8\u3055\u306e\u62b5\u6297\u304c\u306a\u3044\u3002\u9060\u5fc3\u30dd\u30f3\u30d7\u304c\u59cb\u52d5\u3057\u305f\u5f8c\u3001\u9060\u5fc3\u30dd\u30f3\u30d7\u306e\u63da\u7a0b\u306f\u975e\u5e38\u306b\u4f4e\u304f\u3001\u6d41\u91cf\u306f\u975e\u5e38\u306b\u5927\u304d\u3044\u3002\u3053\u306e\u6642\u3001\u30dd\u30f3\u30d7\u30e2\u30fc\u30bf\u30fc\uff08\u8ef8\u52d5\u529b\uff09\u51fa\u529b\u306f\u975e\u5e38\u306b\u5927\u304d\u304f\uff08\u30dd\u30f3\u30d7\u6027\u80fd\u66f2\u7dda\u306b\u3088\u308b\uff09\u3001\u904e\u8ca0\u8377\u306b\u306a\u308a\u3084\u3059\u304f\u3001\u30dd\u30f3\u30d7\u30e2\u30fc\u30bf\u30fc\u3068\u30e9\u30a4\u30f3\u306b\u640d\u50b7\u3092\u4e0e\u3048\u308b\u3002\u5f93\u3063\u3066\u3001\u30dd\u30f3\u30d7\u3092\u6b63\u5e38\u306b\u904b\u8ee2\u3055\u305b\u308b\u305f\u3081\u306b\u306f\u3001\u59cb\u52d5\u6642\u306b\u30a2\u30a6\u30c8\u30ec\u30c3\u30c8\u30d0\u30eb\u30d6\u3092\u9589\u3058\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u8ef8\u6d41\u30dd\u30f3\u30d7\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u72b6\u6cc1\u306f\u9006\u306b\u306a\u308b\u3002\u30d0\u30eb\u30d6\u304c\u958b\u3044\u3066\u3044\u308b\u72b6\u614b\u3067\u59cb\u52d5\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3053\u306e\u6642\u3001\u30e2\u30fc\u30bf\u30fc\u51fa\u529b\u306f\u6700\u5c0f\u3068\u306a\u308b\u3002\u77ed\u6642\u9593\u3067\u306f\u62b5\u6297\u304c\u306a\u3044\u305f\u3081\u3001\u5927\u6d41\u91cf\u3067\u904b\u8ee2\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u3001\u3057\u3070\u3057\u3070\u30dd\u30f3\u30d7\u306e\u632f\u52d5\u3084\u9a12\u97f3\u3001\u3055\u3089\u306b\u306f\u30e2\u30fc\u30bf\u30fc\u306e\u904e\u8ca0\u8377\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u30e2\u30fc\u30bf\u30fc\u3092\u713c\u640d\u3055\u305b\u3066\u3057\u307e\u3046\u3002\u30a2\u30a6\u30c8\u30ec\u30c3\u30c8\u30d0\u30eb\u30d6\u3092\u9589\u3058\u308b\u3053\u3068\u306f\u3001\u4eba\u70ba\u7684\u306b\u914d\u7ba1\u62b5\u6297\u5727\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u306b\u7b49\u3057\u3044\u3002\u30dd\u30f3\u30d7\u304c\u6b63\u5e38\u306b\u4f5c\u52d5\u3057\u305f\u5f8c\u3001\u30d0\u30eb\u30d6\u3092\u3086\u3063\u304f\u308a\u3068\u59cb\u52d5\u3055\u305b\u3001\u30dd\u30f3\u30d7\u304c\u305d\u306e\u6027\u80fd\u66f2\u7dda\u306b\u6cbf\u3063\u3066\u5f90\u3005\u306b\u6b63\u5e38\u306b\u4f5c\u52d5\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u9060\u5fc3\u30dd\u30f3\u30d7\u3092\u59cb\u52d5\u3055\u305b\u308b\u524d\u306b\u30012\u3064\u306e\u70b9\u3092\u78ba\u8a8d\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\uff1a<\/p>\n

1) \u30dd\u30f3\u30d7\u30b1\u30fc\u30b7\u30f3\u30b0\u306b\u6c34\u3092\u5165\u308c\u3066\u771f\u7a7a\u306b\u3059\u308b\uff1b<\/p>\n

2) \u5410\u51fa\u7ba1\u306e\u30b2\u30fc\u30c8\u30d0\u30eb\u30d6\u306f\u30dd\u30f3\u30d7\u304c\u6d41\u308c\u3092\u4f5c\u3089\u306a\u3044\u3088\u3046\u306b\u9589\u3081\u3001\u30e2\u30fc\u30bf\u30fc\u306e\u59cb\u52d5\u96fb\u6d41\u3092\u6e1b\u3089\u3057\u3001\u30dd\u30f3\u30d7\u306e\u30b9\u30e0\u30fc\u30ba\u306a\u59cb\u52d5\u3092\u4fc3\u3059\u3002\u30dd\u30f3\u30d7\u304c\u30b9\u30e0\u30fc\u30ba\u306b\u59cb\u52d5\u3059\u308b\u3088\u3046\u306b\u3001\u30b2\u30fc\u30c8\u30d0\u30eb\u30d6\u306f\u3086\u3063\u304f\u308a\u3068\u6642\u9593\u3092\u304b\u3051\u3066\u958b\u3051\u308b\u3053\u3068\u3002<\/p>\n

\u9060\u5fc3\u30dd\u30f3\u30d7\u306f\u3001\u7fbd\u6839\u8eca\u306e\u9060\u5fc3\u529b\u306b\u3088\u3063\u3066\u5f62\u6210\u3055\u308c\u308b\u771f\u7a7a\u5438\u5f15\u306b\u3088\u3063\u3066\u6c34\u3092\u6301\u3061\u4e0a\u3052\u308b\u3002\u5f93\u3063\u3066\u3001\u9060\u5fc3\u30dd\u30f3\u30d7\u3092\u59cb\u52d5\u3055\u305b\u308b\u3068\u304d\u306f\u3001\u307e\u305a\u51fa\u53e3\u5f01\u3092\u9589\u3058\u3066\u6c34\u3092\u5165\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u6c34\u4f4d\u304c\u7fbd\u6839\u8eca\u90e8\u5206\u3092\u8d85\u3048\u3001\u9060\u5fc3\u30dd\u30f3\u30d7\u5185\u306e\u7a7a\u6c17\u304c\u6392\u51fa\u3055\u308c\u306a\u3044\u3068\u59cb\u52d5\u3067\u304d\u307e\u305b\u3093\u3002\u59cb\u52d5\u5f8c\u3001\u7fbd\u6839\u8eca\u306e\u5468\u56f2\u306b\u771f\u7a7a\u304c\u5f62\u6210\u3055\u308c\u3001\u6c34\u304c\u4e0a\u65b9\u306b\u5438\u3044\u4e0a\u3052\u3089\u308c\u3001\u81ea\u52d5\u7684\u306b\u958b\u3044\u3066\u6c34\u3092\u6301\u3061\u4e0a\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u5f93\u3063\u3066\u3001\u51fa\u53e3\u30d0\u30eb\u30d6\u306f\u6700\u521d\u306b\u9589\u3058\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/p>\n

2.\u6e26\u5dfb\u304d\u30dd\u30f3\u30d7\u306b\u3064\u3044\u3066<\/p>\n

\u9060\u5fc3\u30dd\u30f3\u30d7\u306f\u3001\u56de\u8ee2\u3059\u308b\u7fbd\u6839\u8eca\u3092\u5229\u7528\u3057\u305f\u30d9\u30fc\u30f3\u30dd\u30f3\u30d7\u3067\u3059\u3002\u56de\u8ee2\u904e\u7a0b\u306b\u304a\u3044\u3066\u3001\u7fbd\u6839\u3068\u6db2\u4f53\u3068\u306e\u76f8\u4e92\u4f5c\u7528\u306b\u3088\u308a\u3001\u7fbd\u6839\u306f\u6a5f\u68b0\u7684\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6db2\u4f53\u306b\u4f1d\u3048\u3001\u6db2\u4f53\u306e\u5727\u529b\u3092\u9ad8\u3081\u3001\u6db2\u4f53\u306e\u79fb\u9001\u3068\u3044\u3046\u76ee\u7684\u3092\u9054\u6210\u3057\u307e\u3059\u3002\u9060\u5fc3\u30dd\u30f3\u30d7\u306e\u904b\u8ee2\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n

1\uff09\u9060\u5fc3\u30dd\u30f3\u30d7\u304c\u3042\u308b\u56de\u8ee2\u6570\u3067\u767a\u751f\u3059\u308b\u63da\u7a0b\u306b\u306f\u9650\u308a\u304c\u3042\u308a\u307e\u3059\u3002\u4f5c\u52d5\u70b9\u6d41\u91cf\u3068\u8ef8\u52d5\u529b\u306f\u3001\u30dd\u30f3\u30d7\u306b\u63a5\u7d9a\u3055\u308c\u308b\u88c5\u7f6e\u7cfb\u306e\u6761\u4ef6\uff08\u4f4d\u7f6e\u5dee\u3001\u5727\u529b\u5dee\u3001\u914d\u7ba1\u640d\u5931\uff09\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u63da\u7a0b\u306f\u6d41\u91cf\u306b\u3088\u3063\u3066\u5909\u5316\u3057\u307e\u3059\u3002<\/p>\n

2) \u5b89\u5b9a\u3057\u305f\u904b\u8ee2\u3001\u9023\u7d9a\u4f9b\u7d66\u3001\u6d41\u91cf\u3068\u5727\u529b\u306e\u8108\u52d5\u304c\u306a\u3044\u3002<\/p>\n

3) \u4e00\u822c\u306b\u81ea\u5438\u80fd\u529b\u306f\u306a\u304f\u3001\u30dd\u30f3\u30d7\u304c\u4f5c\u52d5\u3092\u958b\u59cb\u3059\u308b\u524d\u306b\u3001\u30dd\u30f3\u30d7\u3092\u6db2\u4f53\u3067\u6e80\u305f\u3059\u304b\u3001\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3092\u6392\u6c17\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n

4) \u9060\u5fc3\u30dd\u30f3\u30d7\u306f\u5410\u51fa\u914d\u7ba1\u306e\u30d0\u30eb\u30d6\u3092\u9589\u3058\u305f\u72b6\u614b\u3067\u59cb\u52d5\u3055\u305b\u3001\u6e26\u6d41\u30dd\u30f3\u30d7\u3068\u8ef8\u6d41\u30dd\u30f3\u30d7\u306f\u59cb\u52d5\u52d5\u529b\u3092\u6291\u3048\u308b\u305f\u3081\u306b\u30d0\u30eb\u30d6\u3092\u5168\u958b\u306b\u3057\u3066\u59cb\u52d5\u3055\u305b\u308b\u3002<\/p>\n

 <\/p>\n

\"20250627145030\"<\/p>\n

\u30dd\u30f3\u30d7\u304c\u59cb\u52d5\u3059\u308b\u524d\u306b\u3001\u30dd\u30f3\u30d7\u30b1\u30fc\u30b7\u30f3\u30b0\u306f\u8f38\u9001\u3055\u308c\u308b\u6db2\u4f53\u3067\u6e80\u305f\u3055\u308c\u308b\u3002\u59cb\u52d5\u5f8c\u3001\u7fbd\u6839\u8eca\u306f\u30b7\u30e3\u30d5\u30c8\u306b\u3088\u3063\u3066\u9ad8\u901f\u3067\u56de\u8ee2\u3059\u308b\u3088\u3046\u306b\u99c6\u52d5\u3055\u308c\u3001\u7fbd\u6839\u306e\u9593\u306e\u6db2\u4f53\u3082\u4e00\u7dd2\u306b\u56de\u8ee2\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u9060\u5fc3\u529b\u306e\u4f5c\u7528\u306e\u4e0b\u3067\u3001\u6db2\u4f53\u306f\u7fbd\u6839\u8eca\u306e\u4e2d\u5fc3\u304b\u3089\u5916\u7e01\u306b\u6295\u3052\u3089\u308c\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u5f97\u3066\u3001\u9ad8\u901f\u3067\u7fbd\u6839\u8eca\u306e\u5916\u7e01\u3092\u96e2\u308c\u3001\u6e26\u5dfb\u30dd\u30f3\u30d7\u30b1\u30fc\u30b7\u30f3\u30b0\u306b\u5165\u308b\u3002<\/p>\n

\u30dc\u30ea\u30e5\u30fc\u30c8\u5185\u3067\u306f\u3001\u6d41\u8def\u306e\u7de9\u3084\u304b\u306a\u81a8\u5f35\u306b\u3088\u308a\u6db2\u4f53\u304c\u6e1b\u901f\u3057\u3001\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u4e00\u90e8\u304c\u9759\u5727\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u5909\u63db\u3055\u308c\u3001\u6700\u7d42\u7684\u306b\u9ad8\u3044\u5727\u529b\u3067\u5410\u51fa\u7ba1\u306b\u6d41\u5165\u3057\u3001\u5fc5\u8981\u306a\u5834\u6240\u306b\u9001\u3089\u308c\u307e\u3059\u3002\u6db2\u4f53\u304c\u30a4\u30f3\u30da\u30e9\u306e\u4e2d\u5fc3\u304b\u3089\u5916\u7e01\u306b\u5411\u304b\u3063\u3066\u6d41\u308c\u308b\u3068\u304d\u3001\u30a4\u30f3\u30da\u30e9\u306e\u4e2d\u5fc3\u306b\u306f\u3042\u308b\u771f\u7a7a\u304c\u5f62\u6210\u3055\u308c\u308b\u3002\u8caf\u8535\u30bf\u30f3\u30af\u5185\u306e\u6db2\u9762\u4e0a\u90e8\u306e\u5727\u529b\u306f\u30dd\u30f3\u30d7\u5438\u5165\u53e3\u306e\u5727\u529b\u3088\u308a\u5927\u304d\u3044\u306e\u3067\u3001\u6db2\u4f53\u306f\u9023\u7d9a\u7684\u306b\u7fbd\u6839\u8eca\u306b\u62bc\u3057\u8fbc\u307e\u308c\u308b\u3002\u30a4\u30f3\u30da\u30e9\u304c\u56de\u8ee2\u3057\u7d9a\u3051\u308b\u9650\u308a\u3001\u6db2\u4f53\u306f\u9023\u7d9a\u7684\u306b\u5438\u3044\u8fbc\u307e\u308c\u3001\u6392\u51fa\u3055\u308c\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3002<\/p>","protected":false},"excerpt":{"rendered":"

When starting a centrifugal pump, you need to pay attention to a lot of things. Should you close the outlet valve when starting a centrifugal pump? The answer is that you need to close it! 1: Why should the outlet valve be closed when starting a centrifugal pump? When the centrifugal water pump is started, there is no water in the outlet pipe of the pump, so there is no pipe resistance and lifting height resistance. After the centrifugal pump is started, the centrifugal pump head is very low and the flow rate is very large. At this time, the pump motor (shaft power) output is very large (according to […]<\/p>","protected":false},"author":4,"featured_media":1509,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[36],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/posts\/1505"}],"collection":[{"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/comments?post=1505"}],"version-history":[{"count":0,"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/posts\/1505\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/media\/1509"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/media?parent=1505"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/categories?post=1505"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/ja\/wp-json\/wp\/v2\/tags?post=1505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}