Whakaritea 50×104m3/ D te tipu rewa hau maori

Whakaahuatanga Poto:

● He tukanga pakeke me te pono
● He iti te kohi hiko mo te liquefaction
● Mokowhiti taputapu me te papa iti
● Te whakaurunga ngawari me te kawe
● hoahoa modular


Taipitopito Hua

Kupu Whakataki

Te hanganga o te kaupapa 50 × 104m3 / D kaupapa whakaheke hau maori me nga whakaurunga tautoko me tetahi tank 10000 m3 LNG te kaha katoa. Ko nga waahanga mahi matua ko te pehanga hau whangai, te waeine decarbonization, te waeine whakamaroketanga, te mēkuri me te waeine tango waiwaro taumaha, te waeine liquefaction, te rokiroki whakamahana, te pehanga mamaoa hiko, te paamu taika LNG me nga whakaurunga uta.

He pehea te mahi o te maimoatanga o mua o te hau maori?

Ko te puna o nga kai tipu ka puta mai i te ahua hau ma te paipa. Ko te hau maori i tangohia mai i te whenua kei roto he poke, he wai me etahi atu wai e pa ana, no reira i mua i te rewharewha, me uru te hau ki roto i tetahi tikanga maimoatanga hei tango i nga matū e kore e hiahiatia. Ka haere te hau i roto i te raupapa o nga oko, nga kopere me nga paipa ka wehea te hau mai i nga wai taumaha me nga poke.

Tuatahi, ka tangohia te wai me te condensate, whai murite tango i te hau waikawa (waro hauhā, CO2), hauwai sulfide (H2S) me te mēkuri (Hg). Ko enei matū kare e hiahiatia, na te mea ka puta te hukapapa i te wa e rewa ana me te waikura i roto i nga paipa me nga whakawhiti wera LNG. Ko te toenga o te ranunga ka whakamataohia, katahi ka wehea etahi atu, he taumaha ake, he wai maori mai i te ranunga i mua i te rewa. Ka taea te penapena me te hoko motuhake nga waiwaro kua tangohia. Ko te hau e toe ana te nuinga he mewaro me etahi ewaro, ka mauria ki te rewa.

Ko te hau maaori waipiro, e kiia nei ko te LNG, kei te whakamatao i te hau maaori ki te wai ma te whakamatao i te hau i raro i te pehanga noa ki te – 162 ℃. Ka taea e te liquefaction hau taiao te whakaora i te waahi rokiroki me te waahi waka, a he painga o te uara calorific nui, he mahi nui, he pai ki te toenga o te ture kawenga taone, he pai ki te tiaki i te taiao, te whakaiti i te paru o te taone me etahi atu.

Ko te kaupapa mahi te nuinga ko: whangai hau pehanga whakahaere me te wae inenga,wae purenga hau maorime te waeine whakakaha hau maori, te punaha rokiroki whakamahana, te punaha whakaahuru huri noa, te rokiroki LNG me te waahanga uta.

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Ko te hau maaori liquefied (LNG) he hau maori, te nuinga o te mewaro, kua whakamatao ki te ahua wai kia noho humarie me te haumaru o te rokiroki me te kawe. Ka nui ake te 1/600th te nui o te hau maori i roto i te ahua hau.

Ka whakaratohia e matou nga Tipu Whakaheke Hau Maori i roto i te moroiti (mini) me te iti. Ko te kaha o nga tipu ka kapi mai i te 13 ki te neke atu i te 200 Tons/ra o te hanga LNG (18,000 ki te 300,000 Nm3/d).

E toru nga punaha o te tipu whakakaha LNG: te punaha tukanga, te punaha whakahaere taputapu me te punaha whaipainga. E ai ki nga momo puna hau, ka taea te whakarereke.

E ai ki te ahuatanga o te puna hau, ka tangohia e matou te mahinga pai me te kaupapa tino ohanga ki te whakatutuki i nga whakaritenga rereke a nga kaihoko. Ko nga taputapu kua eke ki runga ake ka ngawari ake te kawe me te whakaurunga.

1. Pūnaha tukanga

Ka pehia te hau maaori whangai i muri i te tātari, te wehenga, te whakaritenga pehanga me te ine, ka uru ki roto i te punaha whakamaoritanga hau maori. I muri i te tango CO2, H2S ,Hg, H2 O me te waiwaro taumaha, ka uru ki te pouaka makariri liquefaction. Na ka whakamataohia i roto i te pereti whakawhiti wera, ka whakakorehia i muri i te whakahekenga, ka whakahekehia i muri mai, ka werohia, ka kohia ki te tank flash, ka mutu, ka uru te wahanga wai wehe ki roto i te tank rokiroki LNG hei hua LNG.

Ko te tūtohi rerenga o te Tipu LNG kua eke ki runga he paheke e whai ake nei:

Poraka-hoahoa-mo-LNG-tipu

Ko te punaha tukanga o te Cryogenic LNG Plant kei roto:

  • ● Whāngai tātari hau, wehenga, ture pēhanga me te wae inenga;

  • ● Whangai wae hau pressurization

  • ● Waeine Pretreatment (tae atuwhakateowaowao,mate waime te tango waiwaro taumaha, te mēkuri me te tango puehu);

  • ● Waeine whakataurite MR me te wae huringa MR kōpeketanga;

  • ● Waeine liquefaction LNG (tae atu ki te waeine denitrification);

1.1 Nga ahuatanga o te punaha tukanga

1.1.1 Whangai wae hau i mua i te maimoatanga

Ko te tikanga tukanga o te waeine hau hau i mua i te maimoatanga ko nga ahuatanga e whai ake nei:

  • Te whakamaaramatanga me te otinga MDEAhe iti te hukahuka, he iti te waikura me te ngaronga amine iti.

  • Ko te tatari molecular adsorptionka whakamahia mo te whakamaroketanga hohonu, a he nui tonu te painga o te adsorption ahakoa i raro i te iti o te pehanga kohu wai.

  • ● He iti te utu ki te whakamahi i te waro whakakorikori i te whanariki-impregnated hei tango i te mercury. Ka tauhohe a Mercury ki te whanariki i runga i te whanariki kua whakapourihia te waro whakakorikori ki te whakaputa i te mercury sulfide, ka uruhia ki runga i te waro whakahoaho hei whakatutuki i te kaupapa o te tango mercury.

  • ● Ka taea e huānga tātari pū te tātari i te tatari rāpoi me te puehu waro whakahohe i raro 5μm.

1.1.2 Waehe wai me te pouaka whakamatao

Ko te tikanga tukanga kua tohua mo te liquefaction me te waeine whakamatao ko te MRC (te whakamatao whakauru) te whakamatao huringa, he iti te kohi hiko. Ko tenei tikanga he iti rawa te kohi hiko i waenga i nga tikanga whakamatao e whakamahia nuitia ana, ka whakataetae te utu o nga hua ki te maakete. He ahua motuhake te waeine whakawehenga whakamahana i te waeine kōpeketanga tohanga. I te wa e mahi ana, ka whakakiia e te waeine whakatairite te whakamahana ki te waeine compression circulating, kia mau tonu te ahua mahi o te wae compression circulating; I muri i te katinga o te waeine, ka taea e te waeine whakataurite te penapena i te pouaka whakamatao mai i te waahanga pehanga teitei o te waahanga whakakoi me te kore e tukuna te pouaka. Kaore e taea e tenei anake te whakaora i te whakamahana, engari ka whakapoto i te wa whakaoho e whai ake nei.

He paiherea nga marere katoa i roto i te pouaka makariri, karekau he hononga flange i roto i te pouaka matao hei whakaiti i nga tohu rerenga ka taea i roto i te pouaka makariri.

1.2 Nga taputapu matua o ia Waeine

 

S/N

Ingoa wae

Nga taputapu nui

1

Whangai wehenga tātari hau me te wae whakahaere

Whangai whakawehe tātari hau, ine rere, rehita pehanga, kai hau compressor

2

Waehanga maimoatanga

Waeine whaka-teacidification

Absorber and regenerator

Waeine matewai

pourewa Adsorption, whakamahana whakahou, whakamatao hau whakaora me te whakawehe hau

Waehanga tango waiwaro taumaha

pourewa Adsorption

Te tango Mercury me te wae tātari

Te tango Mercury me te tātari puehu

3

Waeine wai

Pouaka makariri, whakawhiti wera pereti, whakawehe, pourewa denitrification

4

Wae whakamatao whakamatao whakauru

Refrigerant circulating compressor and refrigerant proportioning tank

5

Wae uta LNG

Pūnaha uta

6

Wae whakaora repo

He kaiwhakaora hou

 

2. Pūnaha whakahaere taputapu

Kia pai ai te aro turuki i te tukanga whakaputa o te huinga taputapu katoa, me te whakarite i te mahi pono me te mahi watea me te tiaki, kei roto i te punaha whakahaere taputapu:

Pūnaha mana tohatoha (DCS)

Pūnaha Taputapu Haumaru (SIS)

Pūnaha Whakaoho Ahi me te Pūnaha Tiro Hau (FGS)

Pouaka pouaka whakaata kati (CCTV)

Pūnaha tātari

Me nga taputapu tino tika (te rerenga rerenga, te kaitirotiro, te ine wera, te pehanga hiko) e tutuki ana i nga whakaritenga o te tukanga. Ko tenei punaha e whakarato ana i nga whirihoranga tino pai, te tuku me te aro turuki i nga mahi, tae atu ki te tango raraunga tukanga, te whakahaere kati-kopiko, te mana whakahaere o nga taputapu, te honohono whakaoho me te ratonga, te tukatuka raraunga me te whakaaturanga, te ratonga ahua, te whakaaturanga whakairoiro, te ratonga ripoata rekoata me etahi atu mahi. Ina he ohorere i roto i te waahanga whakaputa, ka tukuna ranei e te punaha FGS he tohu whakaoho, ka tukuna e te SIS he tohu whakamarumaru whakamarumaru hei tiaki i nga taputapu kei runga i te waahi, ka whakamohio atu te punaha FGS ki te tari ahi ahi i te wa ano.

3. Pūnaha taputapu

Kei roto i tenei punaha: te wae rangi taputapu, te hauota, te hinu whakawhiti wera, te wai whakaheke me te wai whakamatao.

 


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