Tablo de contents .
2. Fɛɛrɛbɔ jɛɲɔgɔnya min bɛ bolokɔniw hakɛ ni da wulilen ni dadon nafa cɛ .
4. Bololabanaw sugandili gafe min bɛ kɛ ka ɲɛsin ɲɛjirali suguya wɛrɛw ma .
5. Size optimisation scheme ka bɔ ergonomi siratigɛ la .
6. Sɛgɛsɛgɛli kɛra izini kasaaraw kan minnu bɛ sɔrɔ hakɛ bɛnbali fɛ .
Industrie pipeline systems (sɛnɛfɛnw bɔli siratigɛ la) siratigɛ la, bololabaarakɛminɛnw ye kunnafoni kunbabaw ye, wa u ka baarakɛminɛnw dilanni bɛ nɔ bila sigida baarakɛcogo ɲuman na k’a ɲɛsin a ma. Ka kɛɲɛ ni san 2024 san hakɛ jatebɔ ye min kɛra China Valve Industry Association fɛ, san o san bololabaarakɛlaw ka valvew cilen tun bɛ san 23 miliyɔn 23 kan, o la, bololanɛgɛw minnu bɛ ni bololafɛnw ye minnu bɛ kɛ ka kɛɲɛ ni sariya ye, olu ye 62% sɔrɔ. Ni Industry 4.0 taabolo teliya ye, baarakɛcogo min bɛ kɛ ni hadamadenw ye, o kɛra taamasiyɛn nafama ye minɛnw jiginni na.
Industriw kɔlɔsili kunnafoniw b’a jira ko:
1,45% OF ON-Siya baara kasaaraw bɛ tali kɛ bololabaarakɛminɛnw dilanni nafama na .
2. Ka bolokɔfɛfɛnw hakɛ ɲɛ ka ɲɛ, o bɛ se ka dɔ fara baarakɛcogo ɲuman kan ni 18% ye .
1.
2. Fɛɛrɛbɔ jɛɲɔgɔnya min bɛ bolokɔniw hakɛ ni da wulilen ni dadon nafa cɛ .
● Mekaniki modɛli sigili .
Jɛɲɔgɔnya min bɛ bolokɔniw cɛmancɛ (d) ni baarakɛ girinya (t) cɛ, o bɛ tugu levier sariyakolo kɔ:
T = F × D/2
yɔrɔ min na f ye baarakɛ fanga ye ani D ye bolola-fiɲɛ janya ye. Ni da wuli ni dadon torque min ka kan ka kɛ valve sealing la, o bɛ jɔ, ka dɔ fara bolokɔniw cɛmancɛ kan, o bɛ se ka dɔ bɔ kosɛbɛ baarakɛ fanga wajibiyalen na.
● Teliya bɛ se ka kɛ fɛn minnu na .
1.DimeMater Threshold Effect: Experiments show (aw ye [3] da valve data sɔrɔ walasa ka kunnafoni wɛrɛw sɔrɔ) ko ni bolokɔniw janya tɛmɛna 400mm kan, baarakɛwaati bɛ bonya ni 5-8% ye ka da wulibaliya kan min bɛ sɔrɔ bonyaba fɛ
2.Friction coefficient variable: Ni i ye a suma ni nilon composite material (μ=0.12), da wuli ni da teliya ye nɛgɛ ye min bɛ kɛ nɛgɛ la (μ{=0.25) o bɛ dɔgɔya ni 22% ye a cɛmancɛ kelen na
3.Transmission ratio Optimization: 1:50 dɔgɔyali ratio design de la gear structure de la gear structure bɛ se ka dɔ fara bolokɔfɛfɛn (Φ300mm) ka baara teliya kan siɲɛ 3
Kɔrɔbɔli kunnafoniw: Kalan kɛ hakɛ kan-Speed correlation of DN500 ball valve .
DN500 bololanɛgɛ min bɛ kɛ petoroli porozɛ la, o kɛra misali ye (aw ye a lajɛ ni a sigicogo kunnafoniw ye [4] kɔnɔ) walasa ka bolokɔni hakɛ danfaralenw dabɔli ni u dadon baarakɛcogo kɔrɔbɔ:
| A diamètre de main de main (mm) . | Taama waati bɛɛ lajɛlen (s) . | Baara fanga min bɛ se ka kɛ (n) . | Yɛlɛma hakɛ . |
| 300 | 48.2 | 180 | 12 |
| 400 | 35.6 | 135 | 12 |
| 500 | 42.1 | 108 | 12 |
| 600 | 53.8 | 90 | 12 |
Fɛn minnu sɔrɔla, olu ye fɛnba ye:
400mm cɛmancɛ bɛ teliya hakɛ sɔrɔ, ka cɛmancɛ dakun nɔ sɛgɛsɛgɛ .
Ni 100mm bɛ caya a cɛmancɛ la, baarakɛ fanga bɛ dɔgɔya ni 25% ɲɔgɔn ye .
600mm kulu bɛ teliya tiɲɛni na ka da a kan a bɛ kɛ ni inertie (inertie) ye .
4. Bololabanaw sugandili gafe min bɛ kɛ ka ɲɛsin ɲɛjirali suguya wɛrɛw ma .
●Selection Matrix pour les conditions normales .
| Pibiliki tansiyɔn (MPa) . | Funteni hakɛ cɛmancɛ ( degɛrɛ ) . | Diamètre (mm) min bɛ fɔ ka ɲɛ (MM) . | Material Options . |
| ka dɔgɔn walima ka bɛn 1,6 ma . | -20~120 | 300-350 | Aluminiyɔmu/nɛgɛ min bɛ se ka wuli ka bɔ a nɔ na . |
| 2.5-4.0 | 121-300 | 400-450 | Nɛgɛ ductile . |
| min ka bon ni 6,4 ye walima a bɛ bɛn o ma . | >300 | 500+ | inox 304/316 . |
● Laminiko ɲɛnabɔli kɛrɛnkɛrɛnnenw .
1. Yɔrɔ datugulen : bololabɔrɛ min bɛ se ka da (a janya tɛ se ka kɛ 400mm/folled diamètre 220mm)
2. Binkanni-Fɛɛrɛbɔ yɔrɔ: Kupu ka bololabɔ ni grafite tulumafɛnw ye .
3. Funteni hakɛ dɔgɔyali: Double-Layer hollow structure antifreeze handweel .
5. Size optimisation scheme ka bɔ ergonomi siratigɛ la .
●Tsinghua Iniwɛrisite ka masinko ɲɛmɔgɔso ka ɲininikɛlajɛkulu ye "sanuya hakɛ" miiriya labɛn:
1.Ideal handwheel diamètre=baarakɛla ka bolokɔni bonya × 3.14.
2.Sina cɛkɔrɔbaw ka bolokɔni bonya hakɛ cɛmancɛ ye 86mm → ye min bɛ fɔ ko a janya bɛ se ka kɛ 270mm ye, o bɛ bɛn kosɛbɛ ni 300mm standard yɔrɔw ye ɛntɛrinɛti yɛrɛ la.
●Hadamaden ka mekanikini kεcogo b’a jira ko:
1.Ni a cɛmancɛ ka dɔgɔ ni 250mm ye, tansiyɔn min bɛ bolokɔniw kan, o bɛ tɛmɛ 18kpa kan.
2.Ni a cɛmancɛ ka bon ni 450mm ye, a kamankun joli lamagacogo wajibiyalen bɛ bonya ni 40% ye.
6. Sɛgɛsɛgɛli kɛra izini kasaaraw kan minnu bɛ sɔrɔ hakɛ bɛnbali fɛ .
Ko 1: Gazi kulori bɔli kasaara la kemikɛli izini dɔ la san 2023 .
Root Cause: DN200 Ball valve min bɛ ni Φ600mm bolola ye .
Kasara cakɛda: Baara girinya ka dɔgɔ kojugu → Dakabanɔgɔ → Kɔrɔtɔko dadonni bɛ waati jan ta kojugu .
Tɔnɔ: Sɔrɔko bɔnɛ tilennen min ye miliyɔn 8,2 ye .
Ko 2nan: LNG Receiving Station Frostbite kasaara san 2024 .
Dɛsɛ sɛgɛsɛgɛli: Φ300mm aluminiyɔmu aluminiyɔmu bololabɔlen don ni funteni dɔgɔman ye .
Fɛɛrɛ tigɛlen: Aw bɛ Φ400mm304 inox bololafɛnw bila u nɔ na .
● Hakilitigiya min bɛ mɔgɔ hakili la .
Sensɔrɔlan min bɛ kɛ ni girinya ye (a bɛ tiɲɛ ±0,5N·m) .
LED baarakɛcogo jiralan (bilen/bilen/bilen saba-Kulɛri lasɔmini)
Module de transmission sans fil (dɛmɛ 5G kumaɲɔgɔnya)
●kuran-Système composite de la compositure .
I n’a fɔ a ɲɛfɔlen bɛ cogo min na [5] kɔnɔ, Q941F kuran bololanɛgɛ dilancogo ɲɛtaa:
Kelen-Butiton ka bololabɔ/kuran cogoya .
Manuel baarakɛcogo kunnafoniw sɛbɛnni otomatiki .
Yɛrɛ-Kɔrɔsili baara kɛli cogoya la min tɛ cogo la .
Lubrication (ji bɔli waati ni waati):
Aw bɛ litiyɔmu girisi pikiri kɛ 2000 baara bɛɛ la .
ƝƐFƆLI MIN BƐ ƝƐFƆLI KƐ:
Aw bɛ axial clearance mara min ye 0,3-0,5mm ye .
Corrosion Protection:
TS-316 Anti-Corrosion Coating kɛ kalo saba o kalo saba kɔgɔjida yɔrɔw la .
Deformation kɔlɔsili:
Baara kɛ ni laser-finder ye walasa ka rondness deviation (ka kan ka kɛ) ye .<0.8mm)
Tilemana antifreeze:
Aw bɛ se ka kuran tasumabɔlan kɛ sigida la min bɛ -20℃duguma .
Sɛgɛsɛgɛli hakilitigi:
Sensɔrɔlan min bɛ yɛrɛyɛrɛ walasa ka biriki cogoya kɔlɔsi .
Bololabaarakɛlaw hakɛ sugandili tigitigi kɛra ko jɔnjɔn ye bi iziniw ka sumanw dilanni na. Ni fɛnw dilanni fɛɛrɛ kuraw ni sensing fɛɛrɛ hakilitigiw yiriwara, bololabaarakɛminɛnw bɛna balansi ɲuman sɔrɔ baarakɛcogo ni lakana jiralanw cɛ don nataw la. Industriw ka fɔtaw b’a jira ko san 2028 na, bololabaarakɛlaw ka bolokɔfɛfɛnw ni ladamuni baarakɛcogo bɛ tɛmɛ 35% kan, olu ka suguya sɔrɔta bɛna tɛmɛ 35% kan, ka waati kura daminɛ izini Valve baarakɛcogo cɛ.
