Ntughari PSI na MPA, PSI bụ nkeji nrụgide, nke akọwara dị ka paụnd/square inch nke Britain, 145PSI = 1MPa, na PSI English ka a na-akpọ Pound kwa square in. P bụ Pound, S bụ Square, na m bụ Inch.Ị nwere ike gbakọọ nkeji niile na nkeji ọha:1bar≈14.5PSI, 1PSI = 6.895kpa = 0.06895barEurope na United States na obodo ndị ọzọ ka eji PSI dị ka otu.
Na China, anyị na-akọwakarị nrụgide nke gas na "kg" (kama "paụnd").Akụkụ ahụ bụ “KG/CM^2″, na nrụgide nke otu kilogram bụ ike nke otu kilogram na otu square centimita.
Nkeji ndị a na-ejikarị na mba ofesi bụ “PSI”, otu nke a kapịrị ọnụ bụ “LB/In2″, nke bụ “paụnd/square inch”.Nkeji a dị ka akara okpomọkụ (F).
Na mgbakwunye, e nwere PA (Pascal, otu Newton dị na otu square mita), KPA, MPA, BAR, millimita mmiri kọlụm, millimeter mercury na ndị ọzọ nrụgide nkeji.
1 Bar (BAR) = 0.1 MPa (MPA) = 100 Knaka (KPA) = 1.0197 kg/square centimita
1 Standard ikuku ikuku (ATM) = 0.101325 MPa (MPA) = 1.0333 Bar (Bar)
N'ihi na unit dị iche dị nnọọ obere, ị nwere ike icheta nke a:
1 Bar (BAR) = 1 Standard atmospheric pressure (ATM) = 1 kg/square centimeter = 100 kilo (KPA) = 0.1 MPa (MPA)
Ntughari nke PSI bụ nke a:
1 Standard atmospheric pressure (ATM) = 14.696 paụnd/inch 2 (PSI)
Mmekọrịta mgbanwe nrụgide:
Nrụgide 1 Ogwe (BAR) = 10^5 Pa (PA) 1 Dadin/cm 2 (dyn/cm2) = 0.1 Pa (PA)
1 Terr = 133.322 Pa (PA) 1 mm Hg (mmHg) = 133.322 Pa (PA)
1 mm kọlụm mmiri (mmh2O) = 9.80665 Pa (PA)
1 Igwe ikuku ikuku injinia = 98.0665 kite (KPA)
1 Knipa (KPA) = 0.145 pound/inch 2 (PSI) = 0.0102 kg/cm 2 (kgf/cm2) = 0.0098 ikuku ikuku (ATM)
1 paụnd ike/inch 2 (PSI) = 6.895 kenta (KPA) = 0.0703 kg/cm 2 (kg/cm2) = 0.0689 Bar (ogwe) = 0.068 ikuku mgbali (ATM)
1 Nrụgide ikuku (ATM) = 101.325 Kenpa (KPA) = 14.696 pound/inch 2 (PSI) = 1.0333 Bar (BAR)
Enwere ụdị abụọvalvụ: otu bụ usoro "nrụgide ọnụ" nke Germany nọchiri anya ya (gụnyere obodo m) na okpomọkụ nkịtị (na China bụ 100 degrees na Germany bụ 120 degrees).Otu bụ "Sistemụ nrụgide okpomọkụ" nke US nọchiri anya ya n'otu ọnọdụ okpomọkụ n'otu okpomọkụ.
N'ime usoro okpomọkụ na nrụgide na United States, ewezuga 150LB dabere na ogo 260, ọkwa ndị ọzọ na ọkwa niile dabere na ogo 454.
250-paụnd (150PSI = 1MPa) Mba 25 carbon ígwè valve bụ 260 degrees, na ike na-ekwe ka nrụgide bụ 1MPa, na ojiji nrụgide na ụlọ okpomọkụ bụ nnọọ ukwuu karịa 1MPa, banyere 2.0MPa.
Ya mere, n'ozuzu, ọkwa nrụgide n'ọnụ nke kwekọrọ na ọkọlọtọ US 150LB bụ 2.0MPa, na ọkwa nrụgide ọnụ nke kwekọrọ na 300LB bụ 5.0MPa na ihe ndị ọzọ.
Ya mere, ị nweghị ike ịgbanwe nrụgide n'ọnụ na ọkwa okpomọkụ dịka usoro mgbanwe nrụgide siri dị.
Oge nzipu: Sep-11-2023