Directional control valves bɛ ji ji bila ka tɛmɛ kɔnɔna bobine dɔ fɛ. Ni bobine bɛ cɛmancɛ la (neutre), cɛmancɛ jɔyɔrɔ danfaralenw (O, H, Y, M) bɛ a jira port minnu (pressure, tank, actuator ports) bɛ ɲɔgɔn na walima minnu datugulen don. Santiri suguya naani minnu bɛ sɔrɔ mɔgɔw fɛ, olu ye :
O-Type (Closed Center): Port bɛɛ (P, A, B, T) bɛ datugu ni neutre ye, ka silinda datugu a nɔ na.
H-Type (Open/Float Center): P port bɛ Jɛ ni T ye, ani A/B bɛ ɲɔgɔn cɛ, o bɛ a to pɔnpe ka boli ka taa a fɛ ka taa tanki ni actuator portw la ka pan ɲɔgɔn fɛ.
M-Type (Tandem/Unload Center): P→T bɛ da wuli (pɔnpe bɔli) ka sɔrɔ A ni B datugulen don, o la pɔnpe bɛ jigin nka actuator bɛ to ka datugu.
Y-Type (Float/Motor-Friendly Center): P port datugulen don nka A/B bɛ tali kɛ T la, o bɛ kɛ sababu ye ka actuators bila ka taa tank kɔnɔ k’a sɔrɔ kɔ-degun ma kɛ.
Santiri kelen-kelen bɛɛ labɛncogo bɛ doni minɛcogo ni fanga baaracogo bɛn ɲɔgɔn ma . Misali la, da wulilen/O-santiri bɛ doni girinmanw minɛ ka ɲɛ (pɔnpe tansiyɔn musaka la), ka sɔrɔ da wulilen/H-santiri bɛ woyo walasa ka fanga mara. O danfara ninnu nafa ka bon kosɛbɛ ni jibolisiraw ɲɛminɛlanw ni bɔlɔnw blokiw ɲɛfɔra masinw kama. Belt & Road suguw la (misali la, Ameriki Latin, Irisila), injiniyɛriw bɛ nin kumasen ninnu sɔrɔ tuma caman na solenoïde valve ni manifold specifications kɔnɔ tarakitɛriw, suman tigɛlanw ani minɛriw la.
O-Type (Cɛmancɛ dagalen) .
Port bɛɛ datugulen don: Ni neutre don, pɔnpe (P), tanki (T), ani actuator port (A/B) bɛ bɔ ɲɔgɔn na. Jiko baarakɛminɛn bɛ datugu a nɔ na (jibɔ sira tɛ yen walasa ka degun lajɔ).
Doni minɛni : Ikomi tulu tɛ se ka joli bɔ, silinda b’a doni minɛ (a ka ɲi kosɛbɛ sirilanw digicogo la, fɛn girinmanw kɔrɔtacogo la, walima yɔrɔ minɛcogo tigitigi bɛɛ la).
Fanga dɛsɛ: Pɔnpe bɛ taa a fɛ ka degun bila bobine dagalen na, ka funteni lase. A ka c’a la, cɛmancɛ da tugulenw bɛ pɔnpew de wajibiya minnu bɛ dɛmɛ don walima minnu bɛ ɲɔgɔn falen walasa ka o degun in ɲɛnabɔ.
H-Type (Centre Da wulilen/Float) .
P→T Unloaded: Neutre kɔnɔ, pɔnpe da bɛ tali kɛ tanki la, o la pɔnpe bɛ boli unloaded , o bɛ dɔ bɔ fanga ta la.
A↔B Float: Actuator port A ni B bɛ ɲɔgɔn cɛ, o la silinda walima motɛriw hɔrɔnyalen don ka pan . Ni kɛnɛma fanga dɔ bɛ baara Kɛ silinda dɔ kan, ji bɛ Taa a ni B cɛ hɔrɔnya la.
Energy Saver, No Holding: Pɔnpe bolicogo bɛ tɛmɛ ciriw fɛ, o bɛ a to funteni ma caya. Nka, ni ji-datugulan tɛ, actuateurs tɛ doni-minɛn sɔrɔ; baarakɛminɛnw bɛna wuli walima ka pan fo ni u datugulen don ni sɛgɛsɛgɛli walima balansilan ye.
Baara kɛcogo : A ka ca ni fɛn caman ye minnu bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye. A fana bɛ sira Di bololabaarakɛlaw ka wulicogo ma (misali la, motɛri ka wotoro hɔrɔnyalen).
M-Type (Centre Tandem – Jiginni ni Actuator Lock ye)
Pɔnpe bɔli + da tuguli: Bobine bɛ pɔnpe bolicogo surun P→T (i n’a fɔ H-suguya) ka sɔrɔ ka A ni B bali.O 'tandem' cɛmancɛ bɛ actuator datugu (ji tɛ bɔ A/B la) hali ni pɔnpe bɛ jigin.
Kuwati baarakɛcogo ɲuman + Lakanali : Nin santiri hybride in b’a to pɔnpe ka boli doni dɔgɔman na (kuran bɛ bɔ) ka sɔrɔ a bɛ doni minɛ kosɛbɛ hali bi. A ka ɲi kosɛbɛ pɔnpew ma minnu bɛ jiginni jɔ , minnu ka kan ka jigin.
Baara kɛcogo : Lifatan walima jaki girinmanw (misali la, minɛnko walima jɔli minɛnw) minnu ka kan ka doni minɛ ni doni tɛ u la. Misali la, minɛnko winɛgiri walima wulilan bɛ se ka baara kɛ ni M-center ye walasa dunun ka to a jɔyɔrɔ la nka pɔnpe bɛ lafiya.
Y-Type (Centre Float/Moteur-Friendly) Bamako, Mali
Actuateurs à Tank: Neutre kɔnɔ, P bɛ datugu ka sɔrɔ A ni B bɛ tali kɛ tanki la. Silindri walima motɛri bɛ wuli ka ɲɛ (a dakun fila bɛɛ bɛ da jidagayɔrɔ la).
Jiginni nɔgɔlen: Ikomi degun tɛ A/B la (kɔ-degun tɛ), doni girinman bɛ se ka jigin walima motɛri bɛna kɔgɔjida la nɔgɔya la girinya kɔrɔ. O bɛ sɔgɔsɔgɔ bali ka bɔ degun minɛlen na.
Pɔnpe tansiyɔn min bɛ mara : Pɔnpe bɛ degun ye nka jibɔ tɛ (k’a masɔrɔ P datugulen don), o la tiɲɛ na, tansiyɔn lafiyali walima a jigincogo ka kan ka kɛ hali bi. Y-suguya bɛ actuator sow ji bɔ ka taa jidagayɔrɔ la.
Baara kɛcogo: A ka ca a la, a bɛ kɛ ka jigincogo kɔlɔsi. Misali la, ɲɛfɛ donikɛla ka float function (Y-center) bɛ a to bulon ka tugu dugukolo cogoyaw kɔ. Tarakitɛri baarakɛminɛn caman (misali la, forokilidalanw, jiriturulanw) bɛ Y-santiri bɔlɔnw kɛ walasa ka bin u yɛrɛma kɔrɔtalen kɔfɛ.
Blocs de Valve Intégré & Baarakɛcogo
Bi bi in na , jibolisiraw (manifolds) ka teli ka kɛ ni spool tilayɔrɔ caman ye minnu cɛmancɛ suguya tɛ kelen ye farikolo kelen kɔnɔ
. Misali la, tarakitɛri ka bɔlɔnba bloki bɛ se ka kɛ ni ninnu ye: O-center yɔrɔ min bɛ kɛ ka bolifɛn ɲɛminɛbaga silinda (ka wotoro datugu), M-center yɔrɔ min bɛ kɛ ka fɛn girinmanw kɔrɔta (ka a minɛ ni a bɛ pɔnpe jigin), ani Y-center yɔrɔ min bɛ kɛ ka baarakɛminɛnw wuli (ka a sirilanw jigin). Bloki min bɛ don a kɔnɔ (ja la) bɛ valve caman lajɛlen jira (Blince HSG/K series) yɔrɔ kelen-kelen bɛɛ cɛmancɛ bɛ se ka ɲɛfɔ yɔrɔ min na kelen-kelen.
Fɛn dilannenw misaliw : Blince ka gafesɛbɛn kɔnɔ, bololabaara/solenoïde 4-way valves bɛ yen minnu dilannen don sɛnɛko ni minɛn girinmanw kama. Misali la, 3-position 4-way valve for tarakitɛriw , ani joystick-operated monoblock valvew foro baarakɛminɛnw kama, u kelen-kelen bɛɛ bɛ sira di santiri baara sugandili ma. O fɛnɲɛnamafagalan suguw bɛ mago suguya caman ɲɛ sɛnɛ masinw ni minɛnw kɔnɔ , ka sannikɛlaw dɛmɛ u ka sistɛmuw labɛn (misali la, ka baara kɛ ni solenoid valvew ye sɛnɛ masinw kama minnu bɛ santiri spool magoɲɛlenw don baara kelen-kelen bɛɛ la).
Ɲininkali minnu bɛ kɛ tuma caman na
J: Danfara jumɛn bɛ cɛmancɛ dagalen (O-type) ni da wulilen (H-type) valvew cɛ? A: Valve closed-center bɛ port bɛɛ datugu neutre la, ka actuator datugu ani ka trapping pressure (a ka ɲi minɛni jɔyɔrɔ la). Santiri da wulilen dɔ bɛ pɔnpe ni tanki cɛsiri ani ka baarakɛyɔrɔw (P→T, A↔B) siri ɲɔgɔn na neutre la, o la pɔnpe bɛ jigin ani actuator bɛ pan. Cɛmancɛ dagalen bɛ sugandi ni doni minɛni mago bɛ a la, ka sɔrɔ santiri da wulilen bɛ fanga mara ani ka degunw bali ka caya ni a tɛ baara kɛ.
J: Mun na baara bɛ kɛ ni flot (Y-type) santiri ye sɛnɛ masinw na? A: Y-center (motor-friendly) valves bɛ P datugu ani A/B da b’a la ka taa tanki la. O bɛ kɛ sababu ye ka implements free-fall kɛ gravity kɔrɔ ni degun fitinin ye. Tiɲɛ na, sɛnɛkɛminɛnw (misali la, donikɛlaw, jiriturulanw) bɛ baara kɛ ni Y-center spools ye walasa ka nɔrɔlenw jigin ka ɲɛ. A bɛ actuator 'kick' bali ka tulu minɛ ani ka ji pɔnpe dɛmɛ ka jaabi teliya la ni levier bɛ lamaga tuguni.
J: 'tandem center' (M-type) kɔrɔ ye mun ye ani a bɛ kɛ tuma jumɛn? A: Tandem (M-type) cɛmancɛ kɔrɔ ye ko pɔnpe da bɛ fili tanki kɔnɔ ka sɔrɔ actuator portw datugulen don. O kɔrɔ ye ko valve bɛ pɔnpe jigin nka a bɛ silinda datugu hali bi. O nafa ka bon doni girinmanw la: doni tɛ pɔnpe la (a bɛ fanga kisi) nka silinda bɛ to ka minɛ (misali la, ka sɛgɛsɛgɛlikɛla bolo bali ka jigin).
J: Santiri suguya jumɛn de ka fisa ni fanga dɔgɔyali ye multi-actuator system kan? A: Walasa ka pɔnpe jigin ka caya, o bɛ kɛ ni cɛmancɛ da wulilen (H-suguya) walima tandem (M-suguya) ye. H-center bɛ pɔnpe jigin ani ka actuators bila ka pan, o ka ɲi kosɛbɛ circuit multi-circuit systems kama. M-center fana bɛ pɔnpe jigin nka a bɛ actuateurs to u datugulen na. Sugandili bɛ u ni ɲɔgɔn cɛ, o bɛ bɔ ni i mago bɛ doni minɛni na (M-suguya) walima ni i mago tɛ (H-suguya). A mana kɛ cogo o cogo, o cogoyaw bɛ dɔ bɔ fanga tiɲɛni na ni masin tɛ doni lamaga kosɛbɛ.
J: Ne bɛ se ka santiri suguya ɲuman jira cogo di ni ne bɛ jibolisiraw komandi? A: Aw ye aw ka application magow lajɛ: ni aw mago bɛ actuators (walekɛminɛnw) la walasa ka u minɛ, aw bɛ baara kɛ ni closed-center (O) walima tandem (M) ye; ni aw mago bɛ float-down seko la, aw bɛ Y-center kɛ. Belt & Road suguw la (Amerika Latin, Irisi, a ɲɔgɔnnaw), kataloguw ka teli ka valvew sɛbɛn ni 'O', 'H', 'Y', walima 'M' cɛmancɛ suganditaw ye. Aw bɛ bɔgɔdaga cɛmancɛ ni aw ka sɛrɛkili bɛn tuma bɛɛ: misali la, tarakitɛriw ka bɔgɔdaga blokiw ka teli ka O-santiri dɔ fara ɲɔgɔn kan ka ɲɛsin bolifɛn bolicogo ma ni Y-santiri ye min bɛ kɛ ka donikɛla ka panpan.
