Letoto la Liphaephe tsa Vacuum Jacket (SIVL)
I. Taolo e Ntlafalitsoeng ea ho Sireletsa le ho Laola Mocheso:
- Letoto la Liphaephe tsa Vacuum Jacket (SIVL) le entsoe ka theknoloji e tsoetseng pele ea ho kenya mocheso, e netefatsang taolo e ntle ea mocheso lits'ebetsong tsa indasteri.
- Lera la jase ea vacuum le fokotsa phetiso ea mocheso ka katleho, le fana ka tšireletso e phahameng bakeng sa lits'ebetso tse amehang mochesong tse kang ts'ebetso ea lik'hemik'hale, liindasteri tsa oli le khase, le tlhahiso ea lijo.
II. Ho Tšoarella le ho Phela Nako e Telele:
- Letoto la rona la Liphaephe tsa Vacuum Jacket (SIVL) le etsoa ka thepa ea boleng bo holimo ho netefatsa ho tšoarella le ho phela nako e telele libakeng tse hlokang chelete e ngata tsa indasteri.
- Kaho e matla le thepa ea liphaephe e sa senyeheng mafome li tiisa ts'ebetso e tšepahalang 'me li fokotsa tlhoko ea ho nkeloa sebaka khafetsa, e leng se bolokang nako le litšenyehelo.
III. Tharollo e Sebetsang ka Litšenyehelo:
- Re utloisisa bohlokoa ba ho boloka litšenyehelo hantle mesebetsing ea indasteri. Letoto la Liphaephe tsa Vacuum Jacket (SIVL) le fana ka tharollo e bolokang litšenyehelo ka ho fokotsa tahlehelo ea mocheso le ho ntlafatsa tšebeliso ea matla.
- Ka ho fokotsa tlhoko ea ho futhumatsa kapa ho pholisa ho feteletseng, liphaephe tsa rona li kenya letsoho ho bolokeng matla a mangata, e leng se fellang ka ho fokotsa litšenyehelo tsa ts'ebetso bakeng sa khoebo ea hau.
IV. Dikgetho tse ka fetolwang:
- Setsing sa rona sa tlhahiso, re fana ka dikgetho tse ka fetoloang ho fihlela ditlhoko tse ikgethang tsa diindasteri tse fapaneng. Letoto la rona la Diphaephe tsa Vacuum Jacket (SIVL) le ka etsetswa ho ya ka boholo, botenya ba ho kwahela le motswako wa thepa.
- Sehlopha sa rona sa litsebi se tla sebetsa haufi-ufi le uena ho netefatsa hore liphaephe li loketse lits'ebetso tsa hau tse ikhethang, ho eketsa bokhoni le ts'ebetso.
Video
Liphaephe tse Kenngoeng ka Vacuum
Pipe e Sirelelitsoeng ka Vacuum (VI Piping), e leng Pipe e Koetsoeng ka Vacuum (VJ Piping), e le sebaka se phethahetseng sa ho kenya liphaephe ka mokhoa o tloaelehileng. Ha ho bapisoa le ho kenya liphaephe ka mokhoa o tloaelehileng, boleng ba ho lutla ha mocheso ba VIP ke makhetlo a 0.05 ~ 0.035 feela a ho kenya liphaephe ka mokhoa o tloaelehileng. Boloka matla le litšenyehelo haholo bakeng sa bareki.
Letoto la dihlahiswa tsa Vacuum Jacketed Pipe, Vacuum Jacketed Hose, Vacuum Jacketed Valve, le Phase Separator ho HL Cryogenic Equipment Company, tse fetileng letotong la dikalafo tse thata haholo tsa botekgeniki, di sebedisetswa ho fetisetsa oksijene e metsi, naetrojene e metsi, argon e metsi, haeterojene e metsi, helium e metsi, LEG le LNG, mme dihlahiswa tsena di sebeletswa bakeng sa disebediswa tsa cryogenic (mohlala, ditanka tsa cryogenic, di-dewar le di-coldbox jj.) diindastering tsa karohano ya moya, dikhase, difofane, di-elektroniki, superconductor, di-chips, kopano ya othomathiki, dijo le dino, khemisi, sepetlele, biobank, rabara, tlhahiso e ntjha ya disebediswa tsa boenjiniere ba dikhemikhale, tshepe le tshepe, le dipatlisiso tsa mahlale jj.
Mefuta e meraro ea khokahano ea liphaephe tsa VI
Mefuta e meraro ea khokahano mona e sebetsa feela maemong a khokahano lipakeng tsa liphaephe tsa VI. Ha VI Pipe e hokahana le lisebelisoa, tanka ea polokelo le tse ling, khokahano e ka fetoloa ho latela litlhoko tsa bareki.
E le ho eketsa litlhoko tse fapaneng tsa bareki, Pipe ea Vacuum Insulated e hlahisitse mefuta e meraro ea khokahano, e leng Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-clamp, Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Flanges le Li-Bolt le Mofuta oa Khokahano e Welded. Li na le melemo e fapaneng 'me li loketse maemo a fapaneng a mosebetsi.
Sebaka sa Ts'ebeliso
| VMofuta oa Khokahano ea Bayonet ea acuum e nang le Li-clamp | Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Flanges le Li-Bolts | Mofuta oa Khokahano e Welded | |
| Mofuta oa Khokahano | Li-clamp | Li-Flanges le Li-Bolt | Ho tjheseletsa |
| Mofuta oa ho kenya mocheso manonyeletsong | Hloekisa ka lephaka | Hloekisa ka lephaka | Perlite kapa Vacuum |
| Kalafo e Thibetsoeng Sebakeng Seo | No | No | E, perlite e tlatsitsoeng ka hare kapa e pompe ka vacuum ho tsoa Matsohong a Insulated manonyellong. |
| Bophara ba lebitso la Pipe ea ka Hare | DN10(3/8")~DN25(1") | DN10(3/8")~DN80(3") | DN10(3/8")~DN500(20") |
| Khatello ea Moralo | ≤8 bare | ≤16 bare | ≤64 bare |
| Ho kenya | Bonolo | Bonolo | Ho tjheseletsa |
| Mocheso oa Moralo | -196℃~ 90℃ (LH2 & LHe:-270℃ ~ 90℃) | ||
| Bolelele | 1 ~ 8.2 mithara/likhomphutha | ||
| Thepa | Tšepe e sa Hlakeng ea Letoto la 300 | ||
| Mahareng | LN2, LOX, LAr, LHe, LH2, LEOTO, LNG | ||
Sekhahla sa Phepelo ea Sehlahisoa
| Sehlahisoa | Tlhaloso | Khokahano ea Vacuum Bayonet ka Li-Clamps | Khokahano ea Bayonet ea Vacuum ka Li-Flanges le Li-Bolts | Khokahano ea ho kenya mocheso oa weld |
| Pipe e Kenngoeng ka Letsoho | DN8 | EE | EE | EE |
| DN15 | EE | EE | EE | |
| DN20 | EE | EE | EE | |
| DN25 | EE | EE | EE | |
| DN32 | / | EE | EE | |
| DN40 | / | EE | EE | |
| DN50 | / | EE | EE | |
| DN65 | / | EE | EE | |
| DN80 | / | EE | EE | |
| DN100 | / | / | EE | |
| DN125 | / | / | EE | |
| DN150 | / | / | EE | |
| DN200 | / | / | EE | |
| DN250 | / | / | EE | |
| DN300 | / | / | EE | |
| DN400 | / | / | EE | |
| DN500 | / | / | EE |
Tšobotsi ea Tekheniki
| Khatello ea Moralo oa Compensator | ≥4.0MPa |
| Mocheso oa Moralo | -196C~90℃ (LH2& LHe: -270~90℃) |
| Mocheso o Tikolohang | -50~90℃ |
| Sekhahla sa ho Dutla ha Vacuum | ≤1*10-10Pa*m3/S |
| Boemo ba Vacuum kamora Tiisetso | ≤0.1 Pa |
| Mokhoa oa ho kenya mocheso | Ho Sireletsa ka Vacuum e Phahameng ka Mekhahlelo e Mengata. |
| Adsorbent le Getter | E |
| NDE | Tlhahlobo ea X-ray ea 100% |
| Khatello ea Teko | Khatello ea Moralo oa 1.15 Times |
| Mahareng | LO2LN2、LAr、LH2、LHe、LEOTO、LNG |
Sistimi ea Liphaephe tse Sirelelitsoeng ka Letsoho le Matla le sa Fetoheng
Sistimi ea Liphaephe tse Insulated ka Vacuum (VI) e ka aroloa ka Sistimi ea Liphaephe tse Matla le tse sa Fetoheng tsa VI.
lPiping ea Static VI e phethiloe ka botlalo fekthering ea tlhahiso.
lPhaephe ea Dynamic VI e fuoa boemo bo tsitsitseng ba vacuum ka ho pompa sistimi ea pompo ea vacuum e tsoelang pele sebakeng seo, 'me karolo e setseng ea kopano le kalafo ea ts'ebetso e ntse e le fekthering ea tlhahiso.
| Sistimi ea Liphaephe tse Sirelelitsoeng ka Vacuum e Matla | Sistimi ea Piping ea Letsoho le sa Fetoheng ea Vacuum | |
| Selelekela | Tekanyo ea vacuum ea vacuum interlayer e hlahlojoa khafetsa, 'me pompo ea vacuum e laoloa ka bo eona ho bula le ho koala, ho netefatsa botsitso le katleho ea tekanyo ea vacuum | VJPs e phethela mosebetsi oa ho thibela ho ruruha ha vacuum fekthering ea tlhahiso. |
| Melemo | Ho boloka lephaka ho tsitsitse haholoanyane, ha e le hantle ho felisa tlhokomelo ea lephaka nakong e tlang. | Matsete a theko e tlaase le ho kenya lintho habonolo sebakeng seo |
| Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Clamps | E sebetsang | E sebetsang |
| Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Flanges le Li-Bolts | E sebetsang | E sebetsang |
| Mofuta oa Khokahano e Welded | E sebetsang | E sebetsang |
Sistimi ea Liphaephe tse Sirelelitsoeng ka Vacuum e Matla: E entsoe ka Liphaephe tse Sirelelitsoeng ka Vacuum, Liphaephe tsa Jumper le Sistimi ea Liphaephe tsa Vacuum (ho kenyeletsoa lipompo tsa vacuum, li-valve tsa solenoid le li-gauge tsa vacuum).
Tlhaloso le Mohlala
HL-PX-X-000-00-X
Letšoao
Lisebelisoa tsa HL Cryogenic
Tlhaloso
PD: Phaephe ea VI e Matla
PS: Phaephe ea VI e sa Fetoheng
Mofuta oa Khokahano
W: Mofuta o Welded
B: Mofuta oa Bayonet ea Vacuum e nang le Li-clamp
F: Mofuta oa Bayonet ea Vacuum e nang le Li-Flanges le Li-Bolt
Bophara ba lebitso la Pipe ea ka Hare
010: DN10
…
080: DN80
…
500: DN500
Khatello ea Moralo
08: 8bar
16: 16bar
25: 25bar
32: 32bar
40: 40bar
Lintho tse bonahalang tsa Pipe ea ka Hare
A: SS304
B: SS304L
C: SS316
D: SS316L
E: Tse ling
Sistimi ea Piping ea Letsoho le sa Fetoheng ea Vacuum
| Model | KhokahanoMofuta | Bophara ba lebitso la Pipe ea ka Hare | Khatello ea Moralo | Thepaea Phaephe ea ka Hare | E tloaelehileng | Tlhaloso |
| HLPSB01008X | Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Clamps bakeng sa Sistimi ea Liphaephe tse Sirelelitsoeng tsa Vacuum e sa Fetoheng | DN10, 3/8" | Bara ea 8
| Tšepe e sa Hlakeng ea Letoto la 300 | ASME B31.3 | X: Thepa ea Pipe ea ka Hare. A ke 304, B ke 304L, C ke 316, D ke 316L, E ke e 'ngoe. |
| HLPSB01508X | DN15, 1/2" | |||||
| HLPSB02008X | DN20, 3/4" | |||||
| HLPSB02508X | DN25, 1" |
Bophara ba lebitso la Pipe ea ka Hare:E khothaletsoang ≤ DN25 kapa 1". Kapa e khetha Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Flanges le Li-Bolts (ho tloha ho DN10, 3/8" ho isa ho DN80, 3"), Mofuta oa Khokahano e Welded VIP (ho tloha ho DN10, 3/8" ho isa ho DN500, 20")
Bophara ba lebitso la Pipe ea Kantle:E khothaletsoa ke Maemo a Khoebo a HL Cryogenic Equipment. E ka boela ea hlahisoa ho latela tlhoko ea moreki.
Khatello ea Moralo: E kgothaletswa ≤ bara e 8. Kapa o kgetha Mofuta wa Kgokelo ya Vacuum Bayonet e nang le Di-Flanges le Dibolt (≤bara e 16), Mofuta wa Kgokelo e Welded (≤bara e 64)
Thepa ea Phaephe ea Kantle: Ntle le tlhoko e khethehileng, thepa ea phala ea ka hare le phala ea kantle e tla khethoa ka tsela e tšoanang.
| Model | KhokahanoMofuta | Bophara ba lebitso la Pipe ea ka Hare | Khatello ea Moralo | Thepaea Phaephe ea ka Hare | E tloaelehileng | Tlhaloso |
| HLPSF01000X | Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Flanges le Li-Bolts bakeng sa Sistimi ea Liphaephe tse Sirelelitsoeng tsa Vacuum e sa Feleng | DN10, 3/8" | Bara ea 8~16 | Tšepe e sa Hlakeng ea Letoto la 300 | ASME B31.3 | 00: Khatello ea Moralo. 08 ke 8bar, 16 ke 16bar.
X: Thepa ea Pipe ea ka Hare. A ke 304, B ke 304L, C ke 316, D ke 316L, E ke e 'ngoe. |
| HLPSF01500X | DN15, 1/2" | |||||
| HLPSF02000X | DN20, 3/4" | |||||
| HLPSF02500X | DN25, 1" | |||||
| HLPSF03200X | DN32, 1-1/4" | |||||
| HLPSF04000X | DN40, 1-1/2" | |||||
| HLPSF05000X | DN50, 2" | |||||
| HLPSF06500X | DN65, 2-1/2" | |||||
| HLPSF08000X | DN80, 3" |
Bophara ba lebitso la Pipe ea ka Hare:E kgothaletswang ≤ DN80 kapa 3". Kapa e kgetha Mofuta wa Kgokelo e Welded (ho tloha ho DN10, 3/8" ho isa ho DN500, 20"), Mofuta wa Kgokelo ya Vacuum Bayonet e nang le Di-Clamps (ho tloha ho DN10, 3/8" ho isa ho DN25, 1").
Bophara ba lebitso la Pipe ea Kantle:E khothaletsoa ke Maemo a Khoebo a HL Cryogenic Equipment. E ka boela ea hlahisoa ho latela tlhoko ea moreki.
Khatello ea Moralo: E kgothaletswang ≤ bare ya 16. Kapa e kgetha Mofuta wa Kgokelo e Welded (bare ya ≤64).
Thepa ea Phaephe ea Kantle: Ntle le tlhoko e khethehileng, thepa ea phala ea ka hare le phala ea kantle e tla khethoa ka tsela e tšoanang.
| Model | KhokahanoMofuta | Bophara ba lebitso la Pipe ea ka Hare | Khatello ea Moralo | Thepaea Phaephe ea ka Hare | E tloaelehileng | Tlhaloso |
| HLPSW01000X | Mofuta oa Khokahano e Welded bakeng sa Sistimi ea Liphaephe tse Sirelelitsoeng tsa Vacuum e sa Fetoheng | DN10, 3/8" | 8~64 bare | Tšepe e sa Hlakeng ea Letoto la 300 | ASME B31.3 | 00: Khatello ea Moralo 08 ke 8bar, 16 ke 16bar, le 25, 32, 40, 64.
X: Thepa ea Pipe ea ka Hare. A ke 304, B ke 304L, C ke 316, D ke 316L, E ke e 'ngoe. |
| HLPSW01500X | DN15, 1/2" | |||||
| HLPSW02000X | DN20, 3/4" | |||||
| HLPSW02500X | DN25, 1" | |||||
| HLPSW03200X | DN32, 1-1/4" | |||||
| HLPSW04000X | DN40, 1-1/2" | |||||
| HLPSW05000X | DN50, 2" | |||||
| HLPSW06500X | DN65, 2-1/2" | |||||
| HLPSW08000X | DN80, 3" | |||||
| HLPSW10000X | DN100, 4" | |||||
| HLPSW12500X | DN125, 5" | |||||
| HLPSW15000X | DN150, 6" | |||||
| HLPSW20000X | DN200, 8" | |||||
| HLPSW25000X | DN250, 10" | |||||
| HLPSW30000X | DN300, 12" | |||||
| HLPSW35000X | DN350, 14" | |||||
| HLPSW40000X | DN400, 16" | |||||
| HLPSW45000X | DN450, 18" | |||||
| HLPSW50000X | DN500, 20" |
Bophara ba lebitso la Pipe ea Kantle:E khothaletsoa ke Maemo a Khoebo a HL Cryogenic Equipment. E ka boela ea hlahisoa ho latela tlhoko ea moreki.
Thepa ea Phaephe ea Kantle: Ntle le tlhoko e khethehileng, thepa ea phala ea ka hare le phala ea kantle e tla khethoa ka tsela e tšoanang.
Sistimi ea Liphaephe tse Sirelelitsoeng ka Vacuum e Matla
| Model | KhokahanoMofuta | Bophara ba lebitso la Pipe ea ka Hare | Khatello ea Moralo | Thepaea Phaephe ea ka Hare | E tloaelehileng | Tlhaloso |
| HLPDB01008X | Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Clamps bakeng sa Sistimi ea Liphaephe tse Sirelelitsoeng tsa Vacuum e sa Fetoheng | DN10, 3/8" | Bara ea 8 | Tšepe e sa Hlakeng ea Letoto la 300 | ASME B31.3 | X:Thepa ea Pipe ea ka Hare. A ke 304, B ke 304L, C ke 316, D ke 316L, E ke e 'ngoe. |
| HLPDB01508X | DN15, 1/2" | |||||
| HLPDB02008X | DN20, 3/4" | |||||
| HLPDB02508X | DN25, 1" |
Bophara ba lebitso la Pipe ea ka Hare:E khothaletsoang ≤ DN25 kapa 1". Kapa e khetha Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Flanges le Li-Bolts (ho tloha ho DN10, 3/8" ho isa ho DN80, 3"), Mofuta oa Khokahano e Welded VIP (ho tloha ho DN10, 3/8" ho isa ho DN500, 20")
Bophara ba lebitso la Pipe ea Kantle:E khothaletsoa ke Maemo a Khoebo a HL Cryogenic Equipment. E ka boela ea hlahisoa ho latela tlhoko ea moreki.
Khatello ea Moralo: E kgothaletswa ≤ bara e 8. Kapa o kgetha Mofuta wa Kgokelo ya Vacuum Bayonet e nang le Di-Flanges le Dibolt (≤bara e 16), Mofuta wa Kgokelo e Welded (≤bara e 64)
Thepa ea Phaephe ea Kantle: Ntle le tlhoko e khethehileng, thepa ea phala ea ka hare le phala ea kantle e tla khethoa ka tsela e tšoanang.
Boemo ba Matla:Sebaka se hloka ho fana ka motlakase ho lipompo tsa vacuum le ho tsebisa HL Cryogenic Equipment tlhahisoleseling ea motlakase oa lehae (Voltage le Hertz)
| Model | KhokahanoMofuta | Bophara ba lebitso la Pipe ea ka Hare | Khatello ea Moralo | Thepaea Phaephe ea ka Hare | E tloaelehileng | Tlhaloso |
| HLPDF01000X | Mofuta oa Khokahano ea Vacuum Bayonet e nang le Li-Flanges le Li-Bolts bakeng sa Sistimi ea Liphaephe tse Sirelelitsoeng tsa Vacuum e sa Feleng | DN10, 3/8" | Bara ea 8~16 | Tšepe e sa Hlakeng ea Letoto la 300 | ASME B31.3 | 00: Khatello ea Moralo. 08 ke 8bar, 16 ke 16bar.
X: Thepa ea Pipe ea ka Hare. A ke 304, B ke 304L, C ke 316, D ke 316L, E ke e 'ngoe. |
| HLPDF01500X | DN15, 1/2" | |||||
| HLPDF02000X | DN20, 3/4" | |||||
| HLPDF02500X | DN25, 1" | |||||
| HLPDF03200X | DN32, 1-1/4" | |||||
| HLPDF04000X | DN40, 1-1/2" | |||||
| HLPDF05000X | DN50, 2" | |||||
| HLPDF06500X | DN65, 2-1/2" | |||||
| HLPDF08000X | DN80, 3" |
Bophara ba lebitso la Pipe ea ka Hare:E kgothaletswang ≤ DN80 kapa 3". Kapa e kgetha Mofuta wa Kgokelo e Welded (ho tloha ho DN10, 3/8" ho isa ho DN500, 20"), Mofuta wa Kgokelo ya Vacuum Bayonet e nang le Di-Clamps (ho tloha ho DN10, 3/8" ho isa ho DN25, 1").
Bophara ba lebitso la Pipe ea Kantle:E khothaletsoa ke Maemo a Khoebo a HL Cryogenic Equipment. E ka boela ea hlahisoa ho latela tlhoko ea moreki.
Khatello ea Moralo: E kgothaletswang ≤ bare ya 16. Kapa e kgetha Mofuta wa Kgokelo e Welded (bare ya ≤64).
Thepa ea Phaephe ea Kantle: Ntle le tlhoko e khethehileng, thepa ea phala ea ka hare le phala ea kantle e tla khethoa ka tsela e tšoanang.
Boemo ba Matla:Sebaka se hloka ho fana ka motlakase ho lipompo tsa vacuum le ho tsebisa HL Cryogenic Equipment tlhahisoleseling ea motlakase oa lehae (Voltage le Hertz)
| Model | KhokahanoMofuta | Bophara ba lebitso la Pipe ea ka Hare | Khatello ea Moralo | Thepaea Phaephe ea ka Hare | E tloaelehileng | Tlhaloso |
| HLPDW01000X | Mofuta oa Khokahano e Welded bakeng sa Sistimi ea Liphaephe tse Insulated tsa Vacuum tse Matla | DN10, 3/8" | 8~64 bare | Tšepe e sa Ruseng 304, 304L, 316, 316L | ASME B31.3 | 00: Khatello ea Moralo 08 ke 8bar, 16 ke 16bar, le 25, 32, 40, 64. .
X: Thepa ea Pipe ea ka Hare. A ke 304, B ke 304L, C ke 316, D ke 316L, E ke e 'ngoe. |
| HLPDW01500X | DN15, 1/2" | |||||
| HLPDW02000X | DN20, 3/4" | |||||
| HLPDW02500X | DN25, 1" | |||||
| HLPDW03200X | DN32, 1-1/4" | |||||
| HLPDW04000X | DN40, 1-1/2" | |||||
| HLPDW05000X | DN50, 2" | |||||
| HLPDW06500X | DN65, 2-1/2" | |||||
| HLPDW08000X | DN80, 3" | |||||
| HLPDW10000X | DN100, 4" | |||||
| HLPDW12500X | DN125, 5" | |||||
| HLPDW15000X | DN150, 6" | |||||
| HLPDW20000X | DN200, 8" | |||||
| HLPDW25000X | DN250, 10" | |||||
| HLPDW30000X | DN300, 12" | |||||
| HLPDW35000X | DN350, 14" | |||||
| HLPDW40000X | DN400, 16" | |||||
| HLPDW45000X | DN450, 18" | |||||
| HLPDW50000X | DN500, 20" |
Bophara ba lebitso la Pipe ea Kantle:E khothaletsoa ke Maemo a Khoebo a HL Cryogenic Equipment. E ka boela ea hlahisoa ho latela tlhoko ea moreki.
Thepa ea Phaephe ea Kantle: Ntle le tlhoko e khethehileng, thepa ea phala ea ka hare le phala ea kantle e tla khethoa ka tsela e tšoanang.
Boemo ba Matla:Sebaka se hloka ho fana ka motlakase ho lipompo tsa vacuum le ho tsebisa HL Cryogenic Equipment tlhahisoleseling ea motlakase oa lehae (Voltage le Hertz)











