Ebetumi ahwɛ valves asiw pump reversal ano

Hwɛ valve ahorow no mubetumi asiw pɔmpɛ a ɛbɛdannan no ano yiye. Nnyinasosɛm titiriw ne sɛ wɔde wɔn ho bɛto nsu nhyɛso nsonsonoe so na ama wɔanya ɔkwan biako so nsu a ɛkɔ ne akyi twa. Sɛ pɔmpɛ no reyɛ adwuma sɛnea ɛsɛ a, nsu a ɛkɔ anim no pia valve disc no ma ebue, na medium no twam yiye; Sɛ pɔmpɛ no gyae mpofirim anaasɛ nhyehyɛe no nhyɛso nyɛ nea ɛfata, na ɛma nsu no sen kɔ akyi a, valve disc no to mu ntɛmntɛm wɔ n’ankasa tumi a ɛtwe ade ba fam, ahohuru bere mu ahoɔden, anaa nsu a ɛsan kɔ akyi no nhyɛso ase, na esiw ɔkwan a ɛsen kɔ akyi no kwan. Saa ade yi ma ɛyɛ adwinnade titiriw a wɔde bɔ pɔmpɛ ne mfiri a wɔde ka kar ho ban.

Sɛ yɛfa nsuo pɔmpɛ nhyehyɛeɛ no sɛ nhwɛsoɔ a, sɛ acheck valve nono nhyɛ mu, sɛ nsu pɔmpɛ no gyae esiane anyinam ahoɔden a asɛe anaasɛ entumi nyɛ adwuma yiye nti a, nhyɛso a ɛwɔ pɔmpɛ no mu no yera, na nsu a ɛwɔ nhyɛso kɛse a ɛbata afiri a wɔde fa mu no ho no bɛsan asen akɔ pɔmpɛ no mu wɔ ɔkwan a ɛne no bɔ abira so, na ɛbɛpia afiri a wɔde tu mmirika no ma akɔ akyi. Ɛnyɛ sɛ sɛ wɔdannan akyi a, ɛma impeller no mu yɛ hare na ɛma shaft sleeve no sɛe nko, na mmom ebetumi ama motor no ayɛ duru dodo na ayɛ hyew nso, na ɛde asiane kɛse aba mfiri ahobammɔ so. Sɛ wode check valve no si hɔ wie a, nsuo a ɛkɔ akyi no bɛkanyan valve disc no ntɛm ara ma ato mu, na atwa reverse flow channel no, na ɛnam so akwati sɛ ɛbɛsɛe pɔmpɛ no nipadua no esiane reverse rotation nti.

Na anti reverse nkɛntɛnso acheck valve ahorow a wɔde hwɛ nneɛma sono ne wɔn su ne wɔn gyinabea wɔ abusuabɔ kɛse. Swing check valves wɔ flow resistance a ɛba fam esiane valve disc no a ɛkyinkyini twa axis no ho hyia nti, na ɛma ɛfata ma pipelines a ne kɛse yɛ kɛse, nea ɛwɔ mfinimfini ne nea ɛba fam; Lift check valves nya sealing denam sliding valve disc no wɔ axis no so, a sealing adwumayɛ a eye. Nanso, wɔwɔ ahoɔden a ɛko tia nsu a ɛsen na wɔde di dwuma kɛse wɔ tebea horow a ɛyɛ nketewa ne nhyɛso kɛse mu. Ɛmfa ho sɛnea ɛte biara no, ɛho hia sɛ wɔhwɛ hu sɛ akwankyerɛ a wɔde besisi hɔ no ne nsu a ɛsen no kwankyerɛ a ɛwɔ afiri no mu no hyia, na sɛ nsuo afiri no mmoa no gyina pintinn na ama wɔde ne anti reverse adwuma no adi dwuma koraa.

Bio nso, check valves nso betumi abrɛ nsu hama adeyɛ no ase - bere a valve disc no to mu ntɛmntɛm, ɛwom sɛ ebia nhyɛso shock tiawa bi bɛba esiane nsu a ɛnyɛ adwuma nti de, nanso wobetumi atew ne tumi a ɛsɛe ade no so denam ɔkwan a ntease wom a wɔbɛpaw (te sɛ axial flow check valves) anaasɛ buffering mfiri a wɔde besisi hɔ no so. Enti, ɛnyɛ sɛ check valve a wɔde besisi pɔmpɛ no mu no nyɛ ade a ɛho hia a wɔde besiw akyi a wɔbɛdannan no ano nko, na mmom ɛyɛ nkitahodi a ɛho hia a ɛbɛma nsu nhyehyɛe no nyinaa ayɛ adwuma a ahobammɔ wom na ɛyɛ pintinn nso.