![\"\u79bb\u5fc3\u81ea\u5438\u6cf5\"](\"https:\/\/www.tflequip.com\/wp-content\/uploads\/2024\/09\/-e1727251049423-300x279.jpg\" "\\"\u79bb\u5fc3\u81ea\u5438\u6cf5\\"")
<\/p>\nSamonas\u00e1vac\u00ed odst\u0159ediv\u00e1 \u010derpadla vyu\u017e\u00edvaj\u00ed principu tlaku vzduchu p\u0159es komoru pro uskladn\u011bn\u00ed vody k dosa\u017een\u00ed \u00fa\u010delu samonas\u00e1v\u00e1n\u00ed s \u017eivotnost\u00ed, pak ovliv\u0148uj\u00ed v\u00fdkon samonas\u00e1vac\u00edch odst\u0159ediv\u00fdch \u010derpadel hlavn\u011b v jak\u00e9m m\u00edst\u011b? Odr\u00e1\u017e\u00ed se hlavn\u011b v n\u00e1sleduj\u00edc\u00edch \u0161esti aspektech.<\/p>\n
1. Stanoven\u00ed objemu z\u00e1sobn\u00edku kapaliny a v\u00fd\u0161ky z\u00e1sobn\u00edku kapaliny<\/p>\n
Z\u00e1sobn\u00ed objem kapaliny ozna\u010duje objem kapaliny, kter\u00fd m\u016f\u017ee b\u00fdt ulo\u017een v t\u011blese \u010derpadla po zastaven\u00ed \u010derpadla, tj. objem t\u011blesa \u010derpadla pod spodn\u00edm bodem sac\u00edho vstupu \u010derpadla. Tento objem je p\u0159edev\u0161\u00edm sou\u010d\u00e1st\u00ed tlakov\u00e9 komory a komory pro separaci plynu a kapaliny. Objem z\u00e1sobn\u00edku kapaliny by nem\u011bl b\u00fdt men\u0161\u00ed ne\u017e polovina projektovan\u00e9ho pr\u016ftoku \u010derpadla v sekund\u00e1ch [nap\u0159. Pokud je objem z\u00e1sobn\u00edku kapaliny p\u0159\u00edli\u0161 mal\u00fd [tj. v \u010derpadle je ulo\u017eeno p\u0159\u00edli\u0161 m\u00e1lo kapaliny], dojde k samonas\u00e1v\u00e1n\u00ed. \u010casem se m\u016f\u017ee st\u00e1t, \u017ee \u010derpadlo nebude schopno samonas\u00e1vat; \u010derpadlo se tak stane objemn\u00fdm. Krom\u011b dostate\u010dn\u00e9ho objemu z\u00e1sobn\u00edku kapaliny mus\u00ed b\u00fdt zaji\u0161t\u011bna tak\u00e9 ur\u010dit\u00e1 v\u00fd\u0161ka z\u00e1sobn\u00edku kapaliny. Akumula\u010dn\u00ed v\u00fd\u0161ka kapaliny je v\u00fd\u0161ka od spodn\u00edho bodu s\u00e1n\u00ed \u010derpadla ke st\u0159edu ob\u011b\u017en\u00e9ho kola, kter\u00e1 se obvykle pova\u017euje za p\u0159ibli\u017en\u011b stejnou jako polom\u011br ob\u011b\u017en\u00e9ho kola.<\/p>\n
2. Ur\u010den\u00ed objemu komory pro separaci plynu a kapaliny a v\u00fd\u0161ky v\u00fdstupu z t\u011blesa \u010derpadla<\/p>\n
Odd\u011blen\u00ed plyn-kapalina se t\u00fdk\u00e1 \u010d\u00e1sti mimo tlakovou komoru t\u011blesa \u010derpadla. \u010c\u00edm v\u011bt\u0161\u00ed je objem, t\u00edm lep\u0161\u00ed je separa\u010dn\u00ed \u00fa\u010dinek plynu a kapaliny a t\u00edm rychlej\u0161\u00ed je separace. Pokud je v\u0161ak objem komory pro separaci plynu a kapaliny dostate\u010dn\u011b velk\u00fd, \u00fa\u010dinek se zv\u00fd\u0161\u00ed. Nen\u00ed to z\u0159ejm\u00e9. Naopak to zp\u016fsob\u00ed, \u017ee t\u011bleso \u010derpadla bude objemn\u011bj\u0161\u00ed, tak\u017ee separa\u010dn\u00ed komora plyn-kapalina m\u00e1 lep\u0161\u00ed hodnotu objemu. Podle dosavadn\u00edch zku\u0161enost\u00ed je jej\u00ed hodnota stejn\u00e1 nebo m\u00edrn\u011b v\u011bt\u0161\u00ed ne\u017e objem z\u00e1sobn\u00edku kapaliny. Za podm\u00ednky zaji\u0161t\u011bn\u00ed kapacity komory pro separaci plynu a kapaliny lze \u010derpadlo V\u00fd\u0161ku od v\u00fdstupu z t\u011blesa po osu ob\u011b\u017en\u00e9ho kola lze p\u0159i kreslen\u00ed ur\u010dit na z\u00e1klad\u011b objemu z\u00e1sobn\u00edku kapaliny a objemu komory pro separaci plynu a kapaliny.<\/p>\n
3. Stanoven\u00ed pr\u016ftoku kapaliny ve vytla\u010dovac\u00ed komo\u0159e<\/p>\n
Pr\u016ftok kapaliny ve v\u00fdtla\u010dn\u00e9 komo\u0159e samonas\u00e1vac\u00edho \u010derpadla je ni\u017e\u0161\u00ed ne\u017e u b\u011b\u017en\u00e9ho odst\u0159ediv\u00e9ho \u010derpadla, co\u017e se p\u0159ibli\u017en\u011b rovn\u00e1 80-90% pr\u016ftoku kapaliny ve v\u00fdtla\u010dn\u00e9 komo\u0159e b\u011b\u017en\u00e9ho odst\u0159ediv\u00e9ho \u010derpadla.<\/p>\n
<\/p>\n
4. Ur\u010den\u00ed v\u016fle mezi jazykem p\u0159ep\u00e1\u017eky vytla\u010dovac\u00ed komory a ob\u011b\u017en\u00fdm kolem<\/p>\n
U odst\u0159ediv\u00fdch samonas\u00e1vac\u00edch \u010derpadel m\u00e1 velk\u00fd vliv na samonas\u00e1vac\u00ed v\u00fdkon mezera mezi jazykem p\u0159ep\u00e1\u017eky a ob\u011b\u017en\u00fdm kolem. \u010c\u00edm men\u0161\u00ed je mezera mezi jazykem p\u0159ep\u00e1\u017eky a ob\u011b\u017en\u00fdm kolem v horn\u00ed tlakov\u00e9 komo\u0159e, t\u00edm krat\u0161\u00ed je doba samonas\u00e1v\u00e1n\u00ed. Tato mezera se obvykle bere z vn\u011bj\u0161\u00edho m\u00edch\u00e1n\u00ed; Mix and take. Pokud je \u010derpadlo konstruov\u00e1no jako dvojit\u00e1 \u0161roubov\u00e1 komora, lze mezeru mezi jazykem spodn\u00ed tlakov\u00e9 komory a ob\u011b\u017en\u00fdm kolem obvykle ur\u010dit podle zp\u016fsobu ur\u010den\u00ed v\u016fle mezi jazykem tlakov\u00e9 komory a ob\u011b\u017en\u00fdm kolem obecn\u00e9ho odst\u0159ediv\u00e9ho \u010derpadla, to znamen\u00e1, \u017ee spodn\u00ed jazyk je um\u00edst\u011bn na z\u00e1kladn\u00edm kruhu \u0161roubov\u00e9 komory.<\/p>\n
5. Oto\u010den\u00ed zadn\u00edho krytu ob\u011b\u017en\u00e9ho kola<\/p>\n
U samonas\u00e1vac\u00edch odst\u0159ediv\u00fdch \u010derpadel s vn\u011bj\u0161\u00edm m\u00edch\u00e1n\u00edm, pokud je vn\u011bj\u0161\u00ed obvodov\u00e1 rychlost ob\u011b\u017en\u00e9ho kola men\u0161\u00ed ne\u017e . Velikost ot\u00e1\u010den\u00ed nesm\u00ed b\u00fdt p\u0159\u00edli\u0161 velk\u00e1, jinak se v\u00fdrazn\u011b sn\u00ed\u017e\u00ed zdvih a \u00fa\u010dinnost \u010derpadla. P\u0159i zkr\u00e1cen\u00ed pr\u016fm\u011bru zadn\u00edho krytu ob\u011b\u017en\u00e9ho kola je horn\u00ed jazyk zes\u00edlen, aby se zabr\u00e1nilo cirkulaci kapaliny s bublinami u zkr\u00e1cen\u00e9ho zadn\u00edho krytu a ovlivn\u011bn\u00ed samonas\u00e1vac\u00edho \u00fa\u010dinku.<\/p>\n
6. Plocha vratn\u00e9ho otvoru<\/p>\n
U samonas\u00e1vac\u00edch odst\u0159ediv\u00fdch \u010derpadel s vnit\u0159n\u00ed sm\u011bs\u00ed m\u00e1 plocha vratn\u00e9ho otvoru velk\u00fd vliv na samonas\u00e1vac\u00ed v\u00fdkon. Velk\u00e1 plocha zp\u016fsobuje, \u017ee se v\u00edce kapaliny vrac\u00ed zp\u011btn\u00fdm otvorem do vstupu ob\u011b\u017en\u00e9ho kola, tak\u017ee doba samonas\u00e1v\u00e1n\u00ed je kr\u00e1tk\u00e1, ale stupe\u0148 samonas\u00e1vac\u00edho podtlaku je velk\u00fd. Zmen\u0161eno; \u010d\u00edm men\u0161\u00ed je plocha vratn\u00e9ho otvoru, t\u00edm del\u0161\u00ed bude doba samonas\u00e1v\u00e1n\u00ed a \u010d\u00edm v\u011bt\u0161\u00ed bude samonas\u00e1v\u00e1n\u00ed, t\u00edm vy\u0161\u0161\u00ed bude stupe\u0148 podtlaku. Na z\u00e1klad\u011b v\u00fd\u0161e uveden\u00e9ho je t\u0159eba p\u0159i ur\u010dov\u00e1n\u00ed plochy vratn\u00e9ho otvoru komplexn\u011b zv\u00e1\u017eit po\u017eadavky na dobu samonas\u00e1v\u00e1n\u00ed a v\u00fd\u0161ku samonas\u00e1v\u00e1n\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"
Self-priming centrifugal pumps use the principle of air pressure through the water storage chamber to achieve a priming life-long self-priming purpose, then affect the performance of self-priming centrifugal pumps is mainly reflected in what place? Mainly reflected in the following six aspects. 1. Determination of liquid storage volume and liquid storage height The liquid storage […]<\/p>","protected":false},"author":4,"featured_media":1337,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[36],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts\/1336"}],"collection":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/comments?post=1336"}],"version-history":[{"count":0,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts\/1336\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media\/1337"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media?parent=1336"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/categories?post=1336"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/tags?post=1336"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}