Playlọ Ọrụ Ntinye Aka Na-agbanwe agbanwe
Nkọwapụta ngwa ngwa:
- Ihe dị mma nke adịchaghị: Emebere usoro usoro iwu nke ụlọ ọrụ nke ọma site na iji ihe osise iji hụ na ntụkwasị obi.
- Ngwa dịgasị iche iche: emere Hoses ndị a iji nabata ọtụtụ ụlọ ọrụ, azụmahịa, na ngwa obibi.
- Nhọrọ ndị a na-eme n'ọdịnala iji zute ihe ndị ahịa a kapịrị ọnụ, na-enye ngwọta ahaziri ahazi.
- Rickingụ sịga na-asọ mpi: Pricelist na-egosi nkwekọrịta anyị iji chụọ ngwaahịa dị elu na ọnụahịa asọmpi.
Nkọwapụta ngwaahịa: ihe dị mma maka usoro ihe eji eme ihe na-adịghị mma site na usoro dị iche iche a na-eme, dị ka roba na-esi ike roba, iji hụ na arụmọrụ pụrụ iche na ịdị ogologo. Iji ihe dị mma na-enyere ha aka na-enyere anyị aka imeri nrụgide, ọnọdụ ndị dị na gburugburu ebe obibi, na-eme ka ha dị mma maka ihe ndị chọrọ ngwa dị iche iche.
Ngwa a na-eme: A na-emepụta ụlọ ndị a na-agbanwe agbanwe na-agbanwe agbanwe nke ngwa, gụnyere ụgbọ njem na-ebugharị mmiri, na uzuzu, na sistem. Ma ejiri ya na ntọala ntọala, akụrụngwa, ma ọ bụ ọrụ obibi, hoses anyị na-enye arụmọrụ a pụrụ ịdabere na ya maka ihe dị iche iche.
Nhọrọ a na-eme: Anyị na-aghọta na ọrụ ọ bụla nwere ike ịnwe nkọwapụta pụrụ iche na ihe ọ chọrọ. Ọ bụ ya mere anyị ji enye nhọrọ nhọrọ maka usoro eji eme ihe nke ọma, gụnyere dintanet dịgasị iche iche, ogologo yana ihe onwunwe. Ọzọkwa, nhazi nwere ike ịgbatị atụmatụ dị ka nke dị mma ma ọ bụ nke rụrụ arụ, nhọrọ agba dị iche iche, na akwa pụrụ iche, na-enye azịza ndị ahaziri iche iji gboo mkpa ndị ahịa.
Ricking Righty: Pricelist for of usoro usoro ihe eji eme ihe na-agbanwe agbanwe na-enye ọnụahịa asọmpi na-enweghị imebi ịdị mma. Anyị na-achọ inye ihe ngwọta dị mma maka ndị ahịa anyị, na-ejide na ha na-enweta ngwaahịa dị elu nke meziri ego ha. Nkwanye anyị na-akwụ ụgwọ asọmpi asọmpi na-egosi nrara anyị nye iji nyefee ego dị ọnụ ala ma na-enye obi ụtọ na Hosilele anyị.
Na mmechi, anyị na-eme ka usoro iwu dị elu nke ndị na-eme ihe dị mma na-eme ka ihe anyị na-elekwasị anya na ihe dị mma, ngwa ọdịnala, na ọnụahịa ọnụahịa asọmpi. Dị ka ụlọ ọrụ mmepụta ihe a na-eme ka a na-emepụta ihe, anyị raara onwe anyị nye na-achụpụ mgbidi dị elu nke na-eme ka ọ dị mkpa ma ọ bụrụ na ọ na-eji ike na ịdị elu.
Vidio
Vakum suping
Velum innoulated hose (oghere oghere), ya bụ sọks jaketị ahụ, dị ka ihe nnọchibido zuru oke maka mkpuchi mkpuchi. E jiri ya tụnyere mkpuchi nke na-esi ísì ụtọ, uru ọkụ na-acha uhie uhie bụ naanị 0p 0.05 ~ 0.035 nke mkpuchi ọkpọkọ. Na-echekwa ike na ụgwọ maka ndị ahịa.
A na-eji usoro nke oghere a na-ahụ maka oghere, valum insulated pipe, na-agagharị na-ebugharị usoro ọgwụgwọ mmiri, nke na-agagharị, na ngwaahịa ndị a na-arụ ọrụ maka ngwa agha (eg crygenic, Dewar na oyixbox wdg) N'aslọ ọrụ nke contermes nke ikuku, gas, ihe oriri na nkwakọba ihe, igwe na-arụ ọrụ, na nyocha sayensị wdg.
Akụkụ anọ
Iji mee ka mkpa dị iche iche nke ndị ahịa, enwere ụdị njikọ anọ maka hose soom. Akụkụ atọ ndị mbụ na-emetụta naanị ọnọdụ njikọ dị n'etiti hoses na-agbanwe agbanwe. A na-eji ụdị njikọ nke anọ, nke eji eji eme ihe naanị maka njikọ njikọ nke vine sons na akụrụngwa na ụgbọ mmiri.
Mgbe VI na-agbanwe agbanwe na akụrụngwa, nchekwa nchekwa na ndị ọzọ, enwere ike ịhazi njikọ njikọ dị ka achọrọ.
Akwukwo akwukwo
VAcuum bayonet Pinney na clamps | Vayum bayonet ụdị na flanges na bolts | Ụdị ejiji | Ụdị njikọ njikọ njikọ | |
Ụdị njikọ | Clamps | Flonses na bolts | Weld | Eri |
Ụdị mkpuchi na nkwonkwo | Oghomum | Oghomum | Perlite ma ọ bụ oghere | Na-akpọ nkụ |
Ọgwụ mgbochi na saịtị | No | No | Ee, perlite jupụtara n'ime ma ọ bụ oghere wụpụ site na uwe ejiji na nkwonkwo ụkwụ. | Okwukwe |
Ọkwa ọkwa nke ọkpọkọ | DN10 (3/8 ") ~ DN25 (1") | DN10 (3/8 ") ~ DN80 (3") | DN10 (3/8 ") ~ DN150 (6") | DN10 (3/8 ") ~ DN25 (1") |
Ntuli aka | ≤8 mmanya | ≤16 mmanya | ≤40 mmanya | ≤16 mmanya |
Echichi | Mfe | Mfe | Weld | Mfe |
Mepụta ọnọdụ okpomọkụ | -196 ℃ ~ 90 ℃ (lh2 & lhe: -270 ℃ ~ 90 ℃) | |||
Ogologo | ≥ 1 mita / PC | |||
Mgwooru | 300 usoro nchara nchara | |||
Keusoro | LN2, Lox, Lar, LHE, LH2, Lng |
Mkpuchi mkpuchi
Ngwaahịa nke ọkọnọ
Ihe emeputara ohuru | Nkowa | Vakum bayonet na clamps | Vakum bayonet na flanges na bolts | Weld esurated njikọ | Njikọ eri |
Vakum suplible na-agbanwe agbanwe | Do8 | Okwukwe | Okwukwe | Okwukwe | Okwukwe |
Dn15 | Okwukwe | Okwukwe | Okwukwe | Okwukwe | |
Dn20 | Okwukwe | Okwukwe | Okwukwe | Okwukwe | |
Dn25 | Okwukwe | Okwukwe | Okwukwe | Okwukwe | |
DN32 | / | Okwukwe | Okwukwe | / | |
DN40 | / | Okwukwe | Okwukwe | / | |
Do5 | / | Okwukwe | Okwukwe | / | |
Dn65 | / | Okwukwe | Okwukwe | / | |
Dn80 | / | Okwukwe | Okwukwe | / | |
Dn100 | / | / | Okwukwe | / | |
Dn125 | / | / | Okwukwe | / | |
Dn150 | / | / | Okwukwe | / |
Nkà na ụzụ
Mepụta ọnọdụ okpomọkụ | -196 ~ 90 ℃ (lhe: -270 ~ 90 ℃) |
Oke okpomoku | -50 ~ 90 ℃ |
Vakum na-acha uhie uhie | ≤1 * 10-10Pa * m3/S |
Valum larịị mgbe m kwere | ≤0.1 pa |
Usoro mkpuchi | Oke mkpuchi dị elu. |
Addorbent na onye na-enweta | Okwukwe |
Nrụgide ule | 1.15 ugboro |
Keusoro | Lo2, LN2, LN2, LH2, LHE, LE, LNG |
Dy ike na static na stasum
Enwere ike kewapụ insulated (VI) na-agbanwe agbanwe ike ke di ike na static vic vic na-agbanwe agbanwe.
lStatic VE VOSOS na-arụchasị arụ ọrụ.
lA na-enye VEF visk Vultum ọzọ nke zuru oke site na mgbapụta mgbapụta nke oghere oghere na saịtị, ọgwụgwọ agaghịkwa eme na ụlọ ọrụ ahụ. Ndị ọzọ nke mgbakọ ahụ na usoro ọgwụgwọ ka dị na ụlọ ọrụ na-arụpụta ihe. Yabụ, ike VJ PIPING kwesịrị ka enwee ya na sistemụ nrụpụta oghere.
Dynamic Valum Na-agbanwe agbanwe | Static Sverum Issulated na-agbanwe agbanwe | |
Ndubata | A na-achịkwa ọkwa nke oghere oghere ahụ na-aga n'ihu, na oghere mgbapụta na-akpaghị aka imeghe ma mechie, iji hụ na nkwụsi ike na ogo nke oghere | VjNa-agbanwe agbanweS mechaa mkpuchi mkpuchi na-arụ ọrụ na osisi na-arụpụta ihe. |
Uru | Ibe oghere ahụ na-akwụsi ike karị, na-eme ka oghere dị mma n'ọdịnihu na-arụ ọrụ. | Ego na-abawanye ụba na ntinye saịtị dị mfe |
Vayum bayonet ụdị na clamps | Ocho oru | Ocho oru |
Vayum bayonet ụdị na flanges na bolts | Ocho oru | Ocho oru |
Ụdị ejiji | Ocho oru | Ocho oru |
Ụdị njikọ njikọ njikọ | Ocho oru | Ocho oru |
Valum valum suplivable hkeeheSistem: mejupụtara oghere na-agbanwe agbanwe na hoses na-agbanwe agbanwe, jumple hoses na oghere oghere (gụnyere nfuli ikuku, valuum valum na oghere). Arụnyere n'ụzọ dị mfe n'ime obere ụlọ. Ogologo nke otu oghere na-agbanwe agbanwe na-agbanwe agbanwe dị ka ihe ndị ahịa chọrọ.
2.Specification na Model
HL-HX-X-000-00-X
Udi anumanu
HL Crydogenic akụrụngwa
Nkowa
HD: Dranic Vic di omimi
HS: Static VE HOSOS
Ụdị njikọ
W: ejikọ njikọ
B: Velum bayonet na clamps
F: Valluum bayonet na-eji flanges na bolts
T: Nkwonkwo njikọ njikọ
Ọkwa ọkwa nke ọkpọkọ
010: DN10
...
080: DN80
...
150: DN150
Ntuli aka
08: 8Bar
16: 16bar
25 Bata
32: 32Ba
40: 40Bar
Ihe nke ime n'ime
A: SS304
B: SS304L
C: SS316
D: ss31l
E: Ndị ọzọ
3.1 Static Scrulated Moogenic na-agbanwe agbanwe
Moezel | NjikotaUdi | Ọkwa ọkwa nke ọkpọkọ | Ntuli aka | Mgwoorunke ọkpọkọ n'ime | Standadi | Remaaki |
HLHSB01008X | Vayum bayonet dị na clamps maka static statum supsum ensulated na-agbanwe agbanwe | DN10, 3/8 " | 8 mmanya
| 300 usoro nchara nchara | Asme B31.3 | X: Ihe nke ime n'ime. A bụ 304, B bụ 304l, C dị 316, D bụ 316L, E bụ ndị ọzọ. |
HlhsB01508X | DN15, 1/2 " | |||||
HlhsB02008X | DN20, 3/4 " | |||||
HlhsB02508X | Dn25, 1 " |
Onu ogugu nke pipe dị n'ime:Akwadoro ≤ DN25 ma ọ bụ 1 ". Ma ọ bụ họrọ ụdị njikọ na flancs na bont (site na DN10, 3/8" na DN150, 6 ")
Nnọọ ọkwa nke ọkpọkọ:A na-atụ aro site na Standard Standard of HL Cryogenic akụrụngwa. Ọ nwekwara ike mepụta ya dịka ihe achọrọ nke onye ahịa.
Nrụpụta Nchepụta: Akwadoro ≤ 8 mmanya. Ma ọ bụ họrọ ụdị oghere na flanges na bolts (≤16 mmanya), ụdị njikọ (≤40 mmanya)
Ihe nke ọkpọkọ: N'ekwesighi ihe puru iche, ihe eji aru di n'ime ya.
Moezel | NjikotaUdi | Ọkwa ọkwa nke ọkpọkọ | Ntuli aka | Mgwoorunke ọkpọkọ n'ime | Standadi | Remaaki |
HlhsF01000x | Vayum bayonet dị na flanges na bolts maka static statum clonimated na-agbanwe agbanwe | DN10, 3/8 " | 8 ~ 16 mmanya | 300 usoro nchara nchara | Asme B31.3 | 00: Usoro nrụgide. 08 bụ 8Bar, 16 bụ 16Bar.
X: Ihe nke ime n'ime. A bụ 304, B bụ 304l, C dị 316, D bụ 316L, E bụ ndị ọzọ. |
HlhsF01500x | DN15, 1/2 " | |||||
HlhsF02000x | DN20, 3/4 " | |||||
HlhsF02500x | Dn25, 1 " | |||||
HlhsF03200x | DN32, 1-1 / 4 " | |||||
HlhsF04000x | DN40, 1-1 / 2 " | |||||
HlhsF05000x | Dn50, 2 " | |||||
HlhsF06500x | Dn65, 2-1 / 2 " | |||||
HlhsF08000x | Dn80, 3 " |
Onu ogugu nke pipe dị n'ime:Akwadoro ≤ DN80 ma ọ bụ 3 ".
Nnọọ ọkwa nke ọkpọkọ:A na-atụ aro site na Standard Standard of HL Cryogenic akụrụngwa. Ọ nwekwara ike mepụta ya dịka ihe achọrọ nke onye ahịa.
Nrụpụta Nchepụta: Akwadoro ≤ 16 mmanya. Ma ọ bụ họrọ ụdị njikọ ahụ (≤40 mmanya).
Ihe nke ọkpọkọ: N'ekwesighi ihe puru iche, ihe eji aru di n'ime ya.
Moezel | NjikotaUdi | Ọkwa ọkwa nke ọkpọkọ | Ntuli aka | Mgwoorunke ọkpọkọ n'ime | Standadi | Remaaki |
HLHSW01000x | ALDED Consdị Njikọ maka Static Static Svenimated na-agbanwe agbanwe | DN10, 3/8 " | 8 ~ 40 Bar | 300 usoro nchara nchara | Asme B31.3 | 00: Ntuli aka 08 bụ 8Bar, 16 bụ iri na isii, na 25, 40.
X: Ihe nke ime n'ime. A bụ 304, B bụ 304l, C dị 316, D bụ 316L, E bụ ndị ọzọ. |
HlhsW01500x | DN15, 1/2 " | |||||
HlhsW02000x | DN20, 3/4 " | |||||
HlhsW02500x | Dn25, 1 " | |||||
HlhsW03200x | DN32, 1-1 / 4 " | |||||
HlhsW04000x | DN40, 1-1 / 2 " | |||||
HlhsW05000x | Dn50, 2 " | |||||
HlhsW06500x | Dn65, 2-1 / 2 " | |||||
HlhsW08000x | Dn80, 3 " | |||||
HLhw10000x | Dn100, 4 " | |||||
HLhw12500x | Dn125, 5 " | |||||
HLhw15000x | DN150, 6 " |
Nnọọ ọkwa nke ọkpọkọ:A na-atụ aro site na Standard Standard of HL Cryogenic akụrụngwa. Ọ nwekwara ike mepụta ya dịka ihe achọrọ nke onye ahịa.
Ihe nke ọkpọkọ: N'ekwesighi ihe puru iche, ihe eji aru di n'ime ya.
Moezel | NjikotaUdi | Ọkwa ọkwa nke ọkpọkọ | Ntuli aka | Mgwoorunke ọkpọkọ n'ime | Standadi | Remaaki |
HLHST01000x | Vayum bayonet dị na clamps maka static statum supsum ensulated na-agbanwe agbanwe | DN10, 3/8 " | 8 ~ 16 mmanya | 300 usoro nchara nchara | Asme B31.3 | 00: Usoro nrụgide. 08 bụ 8Bar, 16 bụ 16Bar.
X: Ihe nke ime n'ime. A bụ 304, B bụ 304l, C dị 316, D bụ 316L, E bụ ndị ọzọ. |
HlhsB01500x | DN15, 1/2 " | |||||
HlhsB02000x | DN20, 3/4 " | |||||
HlhsB02500x | Dn25, 1 " |
Onu ogugu nke pipe dị n'ime:Akwadoro ≤ DN25 ma ọ bụ 1 ". Ma ọ bụ họrọ ụdị njikọ na flancs na bont (site na DN10, 3/8" na DN150, 6 ")
Nnọọ ọkwa nke ọkpọkọ:A na-atụ aro site na Standard Standard of HL Cryogenic akụrụngwa. Ọ nwekwara ike mepụta ya dịka ihe achọrọ nke onye ahịa.
Nrụpụta Nchepụta: Akwadoro ≤ 16 mmanya. Ma ọ bụ họrọ ụdị njikọ ahụ (≤40 mmanya)
Ihe nke ọkpọkọ: N'ekwesighi ihe puru iche, ihe eji aru di n'ime ya.
3.2dynamic Wellum System
Moezel | NjikotaUdi | Ọkwa ọkwa nke ọkpọkọ | Ntuli aka | Mgwoorunke ọkpọkọ n'ime | Standadi | Remaaki |
HLHDB01008X | Vayum bayonet ụdị na clamps maka oghere nwere oghere ikuku na-agbanwe agbanwe | DN10, 3/8 " | 8 mmanya
| 300 usoro nchara nchara | Asme B31.3 | X:Ihe nke ime n'ime. A bụ 304, B bụ 304l, C dị 316, D bụ 316L, E bụ ndị ọzọ. |
HlhDb01508X | DN15, 1/2 " | |||||
HlhDb02008X | DN20, 3/4 " | |||||
HlhDb02508X | Dn25, 1 " |
Onu ogugu nke pipe dị n'ime:Akwadoro ≤ DN25 ma ọ bụ 1 ". Ma ọ bụ họrọ ụdị njikọ na flancs na bont (site na DN10, 3/8" na DN150, 6 ")
Nnọọ ọkwa nke ọkpọkọ:A na-atụ aro site na Standard Standard of HL Cryogenic akụrụngwa. Ọ nwekwara ike mepụta ya dịka ihe achọrọ nke onye ahịa.
Nrụpụta Nchepụta: Akwadoro ≤ 8 mmanya. Ma ọ bụ họrọ ụdị oghere na flanges na bolts (≤16 mmanya), ụdị njikọ (≤40 mmanya)
Ihe nke ọkpọkọ: N'ekwesighi ihe puru iche, ihe eji aru di n'ime ya.
Ọnọdụ ike:Saịtị ahụ kwesịrị inye ike na nfuli oghere ma na-agwa obere ngwa ọrụ ọkụ eletrik na mpaghara (voltaji na Hertz).
Moezel | NjikotaUdi | Ọkwa ọkwa nke ọkpọkọ | Ntuli aka | Mgwoorunke ọkpọkọ n'ime | Standadi | Remaaki |
HLHDF01000x | Vayum bayonet na flanges na bolts maka oghere nwere ike imeghari | DN10, 3/8 " | 8 ~ 16 mmanya | 300 usoro nchara nchara | Asme B31.3 | 00: Usoro nrụgide. 08 bụ 8Bar, 16 bụ 16Bar.
X: Ihe nke ime n'ime. A bụ 304, B bụ 304l, C dị 316, D bụ 316L, E bụ ndị ọzọ. |
HLHDF01500x | DN15, 1/2 " | |||||
HLHDF02000x | DN20, 3/4 " | |||||
HLHDF02500x | Dn25, 1 " | |||||
HLHDF03200x | DN32, 1-1 / 4 " | |||||
HLHDF04000x | DN40, 1-1 / 2 " | |||||
HLHDF05000x | Dn50, 2 " | |||||
HLHDF06500x | Dn65, 2-1 / 2 " | |||||
HLHDF08000x | Dn80, 3 " |
Onu ogugu nke pipe dị n'ime:Akwadoro ≤ DN80 ma ọ bụ 3 ".
Nnọọ ọkwa nke ọkpọkọ:A na-atụ aro site na Standard Standard of HL Cryogenic akụrụngwa. Ọ nwekwara ike mepụta ya dịka ihe achọrọ nke onye ahịa.
Nrụpụta Nchepụta: Akwadoro ≤ 16 mmanya. Ma ọ bụ họrọ ụdị njikọ ahụ (≤40 mmanya).
Ihe nke ọkpọkọ: N'ekwesighi ihe puru iche, ihe eji aru di n'ime ya.
Ọnọdụ ike:Saịtị ahụ kwesịrị inye ike na nfuli oghere ma na-agwa obere ngwa ọrụ ọkụ eletrik na mpaghara (voltaji na Hertz).
Moezel | NjikotaUdi | Ọkwa ọkwa nke ọkpọkọ | Ntuli aka | Mgwoorunke ọkpọkọ n'ime | Standadi | Remaaki |
HLHDW01000x | ALDED Condị Njikọ maka oghere Dynaic | DN10, 3/8 " | 8 ~ 40 Bar | Nchara nchara 304, 304l, 316, 316L 316L | Asme B31.3 | 00: Ntuli aka 08 bụ 8Bar, 16 bụ iri na isii, na 25, 40. .
X: Ihe nke ime n'ime. A bụ 304, B bụ 304l, C dị 316, D bụ 316L, E bụ ndị ọzọ. |
HlhDW01500x | DN15, 1/2 " | |||||
HlhDW02000x | DN20, 3/4 " | |||||
HlhDW02500x | Dn25, 1 " | |||||
HlhdW03200x | DN32, 1-1 / 4 " | |||||
HlhdW04000x | DN40, 1-1 / 2 " | |||||
HlhdW05000x | Dn50, 2 " | |||||
HlhdW06500x | Dn65, 2-1 / 2 " | |||||
HlhdW08000x | Dn80, 3 " | |||||
HLdw10000x | Dn100, 4 " | |||||
HLdw12500x | Dn125, 5 " | |||||
HLdw15000x | DN150, 6 " |
Nnọọ ọkwa nke ọkpọkọ:A na-atụ aro site na Standard Standard of HL Cryogenic akụrụngwa. Ọ nwekwara ike mepụta ya dịka ihe achọrọ nke onye ahịa.
Ihe nke ọkpọkọ: N'ekwesighi ihe puru iche, ihe eji aru di n'ime ya.
Ọnọdụ ike:Saịtị ahụ kwesịrị inye ike na nfuli oghere ma na-agwa obere ngwa ọrụ ọkụ eletrik na mpaghara (voltaji na Hertz).
Moezel | NjikotaUdi | Ọkwa ọkwa nke ọkpọkọ | Ntuli aka | Mgwoorunke ọkpọkọ n'ime | Standadi | Remaaki |
HLHDT01000x | Vayum bayonet ụdị na clamps maka oghere nwere oghere ikuku na-agbanwe agbanwe | DN10, 3/8 " | 8 ~ 16 mmanya | 300 usoro nchara nchara | Asme B31.3 | 00: Usoro nrụgide. 08 bụ 8Bar, 16 bụ 16Bar.
X: Ihe nke ime n'ime. A bụ 304, B bụ 304l, C dị 316, D bụ 316L, E bụ ndị ọzọ. |
HlhDb01500x | DN15, 1/2 " | |||||
HlhDb02000x | DN20, 3/4 " | |||||
HlhDb02500x | Dn25, 1 " |
Onu ogugu nke pipe dị n'ime:Akwadoro ≤ DN25 ma ọ bụ 1 ". Ma ọ bụ họrọ ụdị njikọ na flancs na bont (site na DN10, 3/8" na DN150, 6 ")
Nnọọ ọkwa nke ọkpọkọ:A na-atụ aro site na Standard Standard of HL Cryogenic akụrụngwa. Ọ nwekwara ike mepụta ya dịka ihe achọrọ nke onye ahịa.
Nrụpụta Nchepụta: Akwadoro ≤ 16 mmanya. Ma ọ bụ họrọ, ụdị njikọ (≤40 mmanya)
Ihe nke ọkpọkọ: N'ekwesighi ihe puru iche, ihe eji aru di n'ime ya.
Ọnọdụ ike:Saịtị ahụ kwesịrị inye ike na nfuli oghere ma na-agwa obere ngwa ọrụ ọkụ eletrik na mpaghara (voltaji na Hertz).